diff options
| author | bms <bms@FreeBSD.org> | 2004-03-31 09:07:39 +0000 |
|---|---|---|
| committer | bms <bms@FreeBSD.org> | 2004-03-31 09:07:39 +0000 |
| commit | da13a5a9d72229b2a6026a49b9977934bdef13ed (patch) | |
| tree | b024e287db2b122351a0e433fbc33120af98a9eb /contrib | |
| parent | 34111fdf72727e35d5c81dc576ce3f5a87c9ef84 (diff) | |
| download | FreeBSD-src-da13a5a9d72229b2a6026a49b9977934bdef13ed.zip FreeBSD-src-da13a5a9d72229b2a6026a49b9977934bdef13ed.tar.gz | |
Import libpcap 0.8.3, from http://www.tcpdump.org/releases/libpcap-0.8.3.tar.gz
Diffstat (limited to 'contrib')
64 files changed, 16463 insertions, 3499 deletions
diff --git a/contrib/libpcap/.cvsignore b/contrib/libpcap/.cvsignore index a1cfe23..138c288 100644 --- a/contrib/libpcap/.cvsignore +++ b/contrib/libpcap/.cvsignore @@ -10,3 +10,4 @@ scanner.c grammar.c tokdefs.h version.c +version.h diff --git a/contrib/libpcap/CHANGES b/contrib/libpcap/CHANGES index 87c2784..01b1581 100644 --- a/contrib/libpcap/CHANGES +++ b/contrib/libpcap/CHANGES @@ -1,4 +1,45 @@ -@(#) $Header: /tcpdump/master/libpcap/CHANGES,v 1.56 2001/10/23 04:37:31 mcr Exp $ (LBL) +@(#) $Header: /tcpdump/master/libpcap/CHANGES,v 1.56.4.3 2004/03/30 14:29:16 mcr Exp $ (LBL) + +Tue. March 30, 2004. mcr@sandelman.ottawa.on.ca. Summary for 3.8.3 release + + Fixed minor problem in gencode.c that would appear on 64-bit + platforms. + Version number is now sane. + +Mon. March 29, 2004. mcr@sandelman.ottawa.on.ca. Summary for 3.8.2 release + + updates for autoconf 2.5 + fixes for ppp interfaces for freebsd 4.1 + pcap gencode can generate code for 802.11, IEEE1394, and pflog. + +Wed. November 12, 2003. mcr@sandelman.ottawa.on.ca. Summary for 0.8 release + + added pcap_findalldevs() + Win32 patches from NetGroup, Politecnico di Torino (Italy) + OpenBSD pf, DLT_PFLOG added + Many changes to ATM support. + lookup pcap_lookupnet() + Added DLT_ARCNET_LINUX, DLT_ENC, DLT_IEEE802_11_RADIO, DLT_SUNATM, + DLT_IP_OVER_FC, DLT_FRELAY, others. + Sigh. More AIX wonderfulness. + Document updates. + Changes to API: pcap_next_ex(), pcap_breakloop(), pcap_dump_flush(), + pcap_list_datalinks(), pcap_set_datalink(), + pcap_lib_version(), pcap_datalink_val_to_name(), + pcap_datalink_name_to_val(), new error returns. + +Tuesday, February 25, 2003. fenner@research.att.com. 0.7.2 release + + Support link types that use 802.2 always, never, and sometimes. + Don't decrease the size of the BPF buffer from the default. + Support frame relay. + Handle 32-bit timestamps in DLPI, and pass the right buffer size. + Handle Linux systems with modern kernel but without + SOL_PACKET in the userland headers. + Linux support for ARPHRD_RAWHDLC. + Handle 32-bit timestamps in snoop. + Support eg (Octane/O2xxx/O3xxx Gigabit) devices. + Add new reserved DLT types. Monday October 23, 2001. mcr@sandelman.ottawa.on.ca. Summary for 0.7 release diff --git a/contrib/libpcap/CREDITS b/contrib/libpcap/CREDITS index 77127dc..fadf77f 100644 --- a/contrib/libpcap/CREDITS +++ b/contrib/libpcap/CREDITS @@ -2,52 +2,85 @@ This file lists people who have contributed to libpcap: The current maintainers: Bill Fenner <fenner@research.att.com> - Assar Westerlund <assar@sics.se> - Alexey Kuznetsov <kuznet@ms2.inr.ac.ru> - Jun-ichiro itojun Hagino <itojun@iijlab.net> + Fulvio Risso <risso@polito.it> Guy Harris <guy@alum.mit.edu> - Torsten Landschoff <torsten@debian.org> + Hannes Gredler <hannes@juniper.net> + Jun-ichiro itojun Hagino <itojun@iijlab.net> Michael Richardson <mcr@sandelman.ottawa.on.ca> - Sebastian Krahmer <krahmer@cs.uni-potsdam.de> Additional people who have contributed patches: + Alan Bawden <Alan@LCS.MIT.EDU> + Alexey Kuznetsov <kuznet@ms2.inr.ac.ru> + Albert Chin <china@thewrittenword.com> + Andrew Brown <atatat@atatdot.net> + Antti Kantee <pooka@netbsd.org> Arkadiusz Miskiewicz <misiek@pld.org.pl> Armando L. Caro Jr. <acaro@mail.eecis.udel.edu> - Fulvio Risso <risso@polito.it> + Assar Westerlund <assar@sics.se> + Brian Ginsbach <ginsbach@cray.com> Charles M. Hannum <mycroft@netbsd.org> Chris G. Demetriou <cgd@netbsd.org> Chris Pepper <pepper@mail.reppep.com> Darren Reed <darrenr@reed.wattle.id.au> + David Kaelbling <drk@sgi.com> + David Young <dyoung@ojctech.com> + Don Ebright <Don.Ebright@compuware.com> + Eric Anderson <anderse@hpl.hp.com> Franz Schaefer <schaefer@mond.at> + Gianluca Varenni <varenni@netgroup-serv.polito.it> + Gisle Vanem <giva@bgnett.no> + Graeme Hewson <ghewson@cix.compulink.co.uk> + Greg Stark <gsstark@mit.edu> Greg Troxel <gdt@ir.bbn.com> + Guillaume Pelat <endymion_@users.sourceforge.net> Hyung Sik Yoon <hsyn@kr.ibm.com> Igor Khristophorov <igor@atdot.org> - Jason R. Thorpe <thorpej@zembu.com> + Jan-Philip Velders <jpv@veldersjes.net> + Jason R. Thorpe <thorpej@netbsd.org> Javier Achirica <achirica@ttd.net> + Jean Tourrilhes <jt@hpl.hp.com> Jefferson Ogata <jogata@nodc.noaa.gov> + Jesper Peterson <jesper@endace.com> + John Bankier <jbankier@rainfinity.com> + Jon Lindgren <jonl@yubyub.net> Juergen Schoenwaelder <schoenw@ibr.cs.tu-bs.de> + Kazushi Sugyo <sugyo@pb.jp.nec.com> Klaus Klein <kleink@netbsd.org> + Koryn Grant <koryn@endace.com> + Krzysztof Halasa <khc@pm.waw.pl> Lorenzo Cavallaro <sullivan@sikurezza.org> + Loris Degioanni <loris@netgroup-serv.polito.it> Love Hörnquist-Åstrand <lha@stacken.kth.se> Maciej W. Rozycki <macro@ds2.pg.gda.pl> Marcus Felipe Pereira <marcus@task.com.br> Martin Husemann <martin@netbsd.org> + Mike Wiacek <mike@iroot.net> Monroe Williams <monroe@pobox.com> + Octavian Cerna <tavy@ylabs.com> Olaf Kirch <okir@caldera.de> Onno van der Linden <onno@simplex.nl> + Paul Mundt <lethal@linux-sh.org> Pavel Kankovsky <kan@dcit.cz> + Peter Fales <peter@fales-lorenz.net> Peter Jeremy <peter.jeremy@alcatel.com.au> Phil Wood <cpw@lanl.gov> Rafal Maszkowski <rzm@icm.edu.pl> Rick Jones <raj@cup.hp.com> Scott Barron <sb125499@ohiou.edu> Scott Gifford <sgifford@tir.com> + Sebastian Krahmer <krahmer@cs.uni-potsdam.de> + Shaun Clowes <delius@progsoc.uts.edu.au> + Solomon Peachy <pizza@shaftnet.org> Stefan Hudson <hudson@mbay.net> - Tony Li <tli@jnx.com> + Takashi Yamamoto <yamt@mwd.biglobe.ne.jp> + Tony Li <tli@procket.com> + Torsten Landschoff <torsten@debian.org> Uns Lider <unslider@miranda.org> Uwe Girlich <Uwe.Girlich@philosys.de> Xianjie Zhang <xzhang@cup.hp.com> + Yen Yen Lim + Yoann Vandoorselaere <yoann@prelude-ids.org> The original LBL crew: Steve McCanne diff --git a/contrib/libpcap/FILES b/contrib/libpcap/FILES index bf18f7e..4f8193c 100644 --- a/contrib/libpcap/FILES +++ b/contrib/libpcap/FILES @@ -6,15 +6,20 @@ LICENSE Makefile.in README README.aix +README.dag +README.hpux README.linux README.tru64 +README.Win32 SUNOS4/nit_if.o.sparc SUNOS4/nit_if.o.sun3 SUNOS4/nit_if.o.sun4c.4.0.3c +TODO VERSION +acconfig.h aclocal.m4 arcnet.h -bpf/net/bpf.h +atmuni31.h bpf/net/bpf_filter.c bpf_dump.c bpf_image.c @@ -25,12 +30,20 @@ configure configure.in etherent.c ethertype.h +fad-getad.c +fad-gifc.c +fad-glifc.c +fad-null.c +fad-win32.c gencode.c gencode.h grammar.y inet.c install-sh +lbl/os-aix4.h +lbl/os-hpux11.h lbl/os-osf4.h +lbl/os-osf5.h lbl/os-solaris2.h lbl/os-sunos4.h lbl/os-ultrix4.h @@ -39,7 +52,11 @@ mkdep nametoaddr.c nlpid.h optimize.c +packaging/pcap.spec pcap-bpf.c +pcap-bpf.h +pcap-dag.c +pcap-dag.h pcap-dlpi.c pcap-enet.c pcap-int.h @@ -50,12 +67,38 @@ pcap-nit.h pcap-null.c pcap-pf.c pcap-pf.h +pcap-stdinc.h pcap-snit.c pcap-snoop.c +pcap-win32.c pcap.3 pcap.c pcap.h +pf.h ppp.h +rawss7.h savefile.c scanner.l sll.h +snprintf.c +sunatmpos.h +Win32/Include/Gnuc.h +Win32/Include/addrinfo.h +Win32/Include/bittypes.h +Win32/Include/cdecl_ext.h +Win32/Include/inetprivate.h +Win32/Include/ip6_misc.h +Win32/Include/sockstorage.h +Win32/Include/arpa/nameser.h +Win32/Include/net/if.h +Win32/Include/net/netdb.h +Win32/Include/net/paths.h +Win32/Src/ffs.c +Win32/Src/getaddrinfo.c +Win32/Src/getnetbynm.c +Win32/Src/getnetent.c +Win32/Src/getopt.c +Win32/Src/getservent.c +Win32/Src/inet_aton.c +Win32/Src/inet_net.c +Win32/Src/inet_pton.c diff --git a/contrib/libpcap/INSTALL.txt b/contrib/libpcap/INSTALL.txt index 1325f80..5a1310b 100644 --- a/contrib/libpcap/INSTALL.txt +++ b/contrib/libpcap/INSTALL.txt @@ -1,4 +1,4 @@ -@(#) $Header: /tcpdump/master/libpcap/INSTALL.txt,v 1.2 2001/06/05 03:45:53 guy Exp $ (LBL) +@(#) $Header: /tcpdump/master/libpcap/INSTALL.txt,v 1.7.2.2 2003/12/15 02:05:00 guy Exp $ (LBL) To build libpcap, run "./configure" (a shell script). The configure script will determine your system attributes and generate an @@ -295,48 +295,80 @@ timestamp resolution if it finds it's running on a SS-1). FILES ----- CHANGES - description of differences between releases +CREDITS - people that have helped libpcap along FILES - list of files exported as part of the distribution -INSTALL - this file +INSTALL.txt - this file +LICENSE - the license under which tcpdump is distributed Makefile.in - compilation rules (input to the configure script) README - description of distribution +README.aix - notes on using libpcap on AIX +README.dag - notes on using libpcap to capture on Endace DAG devices +README.hpux - notes on using libpcap on HP-UX +README.linux - notes on using libpcap on Linux +README.tru64 - notes on using libpcap on Digital/Tru64 UNIX +README.Win32 - notes on using libpcap on Win32 systems (with WinPcap) SUNOS4 - pre-SunOS 4.1 replacement kernel nit modules VERSION - version of this release +acconfig.h - support for post-2.13 autoconf aclocal.m4 - autoconf macros -bpf/net - copies of bpf_filter.c and bpf.h +arcnet.h - ARCNET definitions +atmuni31.h - ATM Q.2931 definitions +bpf/net - copy of bpf_filter.c +bpf_dump.c - BPF program printing routines bpf_filter.c - symlink to bpf/net/bpf_filter.c -bpf_image.c - bpf disassembly routine +bpf_image.c - BPF disassembly routine config.guess - autoconf support +config.h.in - autoconf input config.sub - autoconf support configure - configure script (run this first) configure.in - configure script source etherent.c - /etc/ethers support routines -ethertype.h - ethernet protocol types and names definitions -gencode.c - bpf code generation routines -gencode.h - bpf code generation definitions +ethertype.h - Ethernet protocol types and names definitions +fad-getad.c - pcap_findalldevs() for systems with getifaddrs() +fad-gifc.c - pcap_findalldevs() for systems with only SIOCGIFLIST +fad-glifc.c - pcap_findalldevs() for systems with SIOCGLIFCONF +fad-null.c - pcap_findalldevs() for systems without capture support +fad-win32.c - pcap_findalldevs() for WinPcap +gencode.c - BPF code generation routines +gencode.h - BPF code generation definitions grammar.y - filter string grammar inet.c - network routines install-sh - BSD style install script -lbl/gnuc.h - gcc macros and defines -lbl/os-*.h - os dependent defines and prototypes +lbl/os-*.h - OS-dependent defines and prototypes +llc.h - 802.2 LLC SAP definitions mkdep - construct Makefile dependency list nametoaddr.c - hostname to address routines +nlpid.h - OSI network layer protocol identifier definitions net - symlink to bpf/net -optimize.c - bpf optimization routines +optimize.c - BPF optimization routines +packaging - packaging information for building libpcap RPMs pcap-bpf.c - BSD Packet Filter support +pcap-bpf.h - BPF definitions +pcap-dag.c - Endace DAG device capture support +pcap-dag.h - Endace DAG device capture support pcap-dlpi.c - Data Link Provider Interface support pcap-enet.c - enet support pcap-int.h - internal libpcap definitions +pcap-linux.c - Linux packet socket support pcap-namedb.h - public libpcap name database definitions -pcap-nit.c - Network Interface Tap support -pcap-nit.h - Network Interface Tap definitions +pcap-nit.c - SunOS Network Interface Tap support +pcap-nit.h - SunOS Network Interface Tap definitions pcap-null.c - dummy monitor support (allows offline use of libpcap) -pcap-pf.c - Packet Filter support -pcap-pf.h - Packet Filter definitions -pcap-snit.c - Streams based Network Interface Tap support -pcap-snoop.c - Snoop network monitoring support +pcap-pf.c - Ultrix and Digital/Tru64 UNIX Packet Filter support +pcap-pf.h - Ultrix and Digital/Tru64 UNIX Packet Filter definitions +pcap-stdinc.h - includes and #defines for compiling on Win32 systems +pcap-snit.c - SunOS 4.x STREAMS-based Network Interface Tap support +pcap-snoop.c - IRIX Snoop network monitoring support +pcap-win32.c - WinPcap capture support pcap.3 - manual entry pcap.c - pcap utility routines pcap.h - public libpcap definitions +pf.h - OpenBSD DLT_PFLOG definitions ppp.h - Point to Point Protocol definitions +rawss7.h - information on DLT_ types for SS7 savefile.c - offline support scanner.l - filter string scanner +sll.h - definitions for Linux cooked mode fake link-layer header +snprintf.c - snprintf and vsnprintf for platforms that lack them +sunatmpos.h - definitions for SunATM capturing +Win32 - headers and routines for building on Win32 systems diff --git a/contrib/libpcap/Makefile.in b/contrib/libpcap/Makefile.in index 9b0ae79..2671eb8 100644 --- a/contrib/libpcap/Makefile.in +++ b/contrib/libpcap/Makefile.in @@ -17,7 +17,7 @@ # WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF # MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. # -# @(#) $Header: /tcpdump/master/libpcap/Makefile.in,v 1.88 2001/01/18 04:05:12 guy Exp $ (LBL) +# @(#) $Header: /tcpdump/master/libpcap/Makefile.in,v 1.96.2.1 2003/12/15 01:42:23 guy Exp $ (LBL) # # Various configurable paths (remember to edit Makefile.in, not Makefile) @@ -44,7 +44,8 @@ VPATH = @srcdir@ CC = @CC@ CCOPT = @V_CCOPT@ INCLS = -I. @V_INCLS@ -DEFS = @DEFS@ +DEFS = @DEFS@ @V_DEFS@ +LIBS = @V_LIBS@ # Standard CFLAGS CFLAGS = $(CCOPT) $(INCLS) $(DEFS) @@ -70,23 +71,25 @@ YACC = @V_YACC@ $(CC) $(CFLAGS) -c $(srcdir)/$*.c PSRC = pcap-@V_PCAP@.c +FSRC = fad-@V_FINDALLDEVS@.c +SSRC = @SSRC@ CSRC = pcap.c inet.c gencode.c optimize.c nametoaddr.c \ etherent.c savefile.c bpf_filter.c bpf_image.c bpf_dump.c GENSRC = scanner.c grammar.c version.c LIBOBJS = @LIBOBJS@ -SRC = $(PSRC) $(CSRC) $(GENSRC) +SRC = $(PSRC) $(FSRC) $(CSRC) $(SSRC) $(GENSRC) # We would like to say "OBJ = $(SRC:.c=.o)" but Ultrix's make cannot # hack the extra indirection -OBJ = $(PSRC:.c=.o) $(CSRC:.c=.o) $(GENSRC:.c=.o) # $(LIBOBJS) +OBJ = $(PSRC:.c=.o) $(FSRC:.c=.o) $(CSRC:.c=.o) $(SSRC:.c=.o) $(GENSRC:.c=.o) $(LIBOBJS) HDR = pcap.h pcap-int.h pcap-namedb.h pcap-nit.h pcap-pf.h \ ethertype.h gencode.h gnuc.h GENHDR = \ - tokdefs.h + tokdefs.h version.h TAGHDR = \ - bpf/net/bpf.h + pcap-bpf.h TAGFILES = \ $(SRC) $(HDR) $(TAGHDR) @@ -97,7 +100,7 @@ all: libpcap.a libpcap.a: $(OBJ) @rm -f $@ - ar rc $@ $(OBJ) + ar rc $@ $(OBJ) $(LIBS) $(RANLIB) $@ scanner.c: $(srcdir)/scanner.l @@ -107,6 +110,8 @@ scanner.c: $(srcdir)/scanner.l scanner.o: scanner.c tokdefs.h $(CC) $(CFLAGS) -c scanner.c +pcap.o: version.h + tokdefs.h: grammar.c grammar.c: $(srcdir)/grammar.y @rm -f grammar.c tokdefs.h @@ -121,13 +126,24 @@ grammar.o: grammar.c version.o: version.c $(CC) $(CFLAGS) -c version.c -snprintf.o: $(srcdir)/../tcpdump/missing/snprintf.c - $(CC) $(CFLAGS) -o $@ -c $(srcdir)/../tcpdump/missing/snprintf.c +snprintf.o: $(srcdir)/missing/snprintf.c + $(CC) $(CFLAGS) -o $@ -c $(srcdir)/missing/snprintf.c version.c: $(srcdir)/VERSION @rm -f $@ sed -e 's/.*/char pcap_version[] = "&";/' $(srcdir)/VERSION > $@ +# +# NOTE: this really is supposed to be static; importing a string +# from a shared library does not work very well on many +# versions of UNIX (Solaris, Linux, and the BSDs, for example), +# so we make the version string static and return it from +# a function, which does work. +# +version.h: $(srcdir)/VERSION + @rm -f $@ + sed -e 's/.*/static const char pcap_version_string[] = "libpcap version &";/' $(srcdir)/VERSION > $@ + bpf_filter.c: $(srcdir)/bpf/net/bpf_filter.c rm -f bpf_filter.c ln -s $(srcdir)/bpf/net/bpf_filter.c bpf_filter.c @@ -143,12 +159,10 @@ install: [ -d $(DESTDIR)$(includedir) ] || \ (mkdir -p $(DESTDIR)$(includedir); chmod 755 $(DESTDIR)$(includedir)) $(INSTALL_DATA) $(srcdir)/pcap.h $(DESTDIR)$(includedir)/pcap.h + $(INSTALL_DATA) $(srcdir)/pcap-bpf.h \ + $(DESTDIR)$(includedir)/pcap-bpf.h $(INSTALL_DATA) $(srcdir)/pcap-namedb.h \ $(DESTDIR)$(includedir)/pcap-namedb.h - [ -d $(DESTDIR)$(includedir)/net ] || \ - (mkdir -p $(DESTDIR)$(includedir)/net; chmod 755 $(DESTDIR)$(includedir)/net) - $(INSTALL_DATA) $(srcdir)/bpf/net/bpf.h \ - $(DESTDIR)$(includedir)/net/bpf.h [ -d $(DESTDIR)$(mandir)/man3 ] || \ (mkdir -p $(DESTDIR)$(mandir)/man3; chmod 755 $(DESTDIR)$(mandir)/man3) $(INSTALL_DATA) $(srcdir)/pcap.3 \ @@ -157,8 +171,8 @@ install: uninstall: rm -f $(DESTDIR)$(libdir)/libpcap.a rm -f $(DESTDIR)$(includedir)/pcap.h + rm -f $(DESTDIR)$(includedir)/pcap-bpf.h rm -f $(DESTDIR)$(includedir)/pcap-namedb.h - rm -f $(DESTDIR)$(includedir)/net/bpf.h rm -f $(DESTDIR)$(mandir)/man3/pcap.3 clean: @@ -166,7 +180,7 @@ clean: distclean: rm -f $(CLEANFILES) Makefile config.cache config.log config.status \ - config.h gnuc.h os-proto.h net bpf_filter.c stamp-h stamp-h.in + config.h gnuc.h os-proto.h bpf_filter.c stamp-h stamp-h.in tags: $(TAGFILES) ctags -wtd $(TAGFILES) @@ -185,5 +199,5 @@ tar: "rm -f ../$$name" ; \ rm -f ../$$name -depend: $(GENSRC) bpf_filter.c +depend: $(GENSRC) $(GENHDR) bpf_filter.c ./mkdep -c $(CC) $(DEFS) $(INCLS) $(SRC) diff --git a/contrib/libpcap/README b/contrib/libpcap/README index ca6347c..35ab2f8 100644 --- a/contrib/libpcap/README +++ b/contrib/libpcap/README @@ -1,6 +1,6 @@ -@(#) $Header: /tcpdump/master/libpcap/README,v 1.24 2001/06/05 03:45:55 guy Exp $ (LBL) +@(#) $Header: /tcpdump/master/libpcap/README,v 1.27.2.1 2003/11/15 23:29:19 guy Exp $ (LBL) -LIBPCAP 0.6.2 +LIBPCAP 0.8 Now maintained by "The Tcpdump Group" See www.tcpdump.org @@ -11,8 +11,8 @@ Anonymous CVS is available via: (password "anoncvs") cvs -d :pserver:tcpdump@cvs.tcpdump.org:/tcpdump/master checkout libpcap -Version 0.6.2 of LIBPCAP can be retrieved with the CVS tag "libpcap_0_6rel2": - cvs -d :pserver:tcpdump@cvs.tcpdump.org:/tcpdump/master checkout -r libpcap_0_6rel2 libpcap +Version 0.8 of LIBPCAP can be retrieved with the CVS tag "libpcap_0_8rel1": + cvs -d :pserver:tcpdump@cvs.tcpdump.org:/tcpdump/master checkout -r libpcap_0_8rel1 libpcap Please send patches against the master copy to patches@tcpdump.org. @@ -32,12 +32,30 @@ system-dependent packet capture modules in each application. Note well: this interface is new and is likely to change. +For some platforms there are README.{system} files that discuss issues +with the OS's interface for packet capture on those platforms, such as +how to enable support for that interface in the OS, if it's not built in +by default. + The libpcap interface supports a filtering mechanism based on the architecture in the BSD packet filter. BPF is described in the 1993 Winter Usenix paper ``The BSD Packet Filter: A New Architecture for -User-level Packet Capture''. A compressed postscript version is in: +User-level Packet Capture''. A compressed PostScript version can be +found at + + ftp://ftp.ee.lbl.gov/papers/bpf-usenix93.ps.Z + +or + + http://www.tcpdump.org/papers/bpf-usenix93.ps.Z + +and a gzipped version can be found at - ftp://ftp.ee.lbl.gov/papers/bpf-usenix93.ps.Z. + http://www.tcpdump.org/papers/bpf-usenix93.ps.gz + +A PDF version can be found at + + http://www.tcpdump.org/papers/bpf-usenix93.pdf Although most packet capture interfaces support in-kernel filtering, libpcap utilizes in-kernel filtering only for the BPF interface. @@ -47,19 +65,30 @@ added overhead (especially, for selective filters). Ideally, libpcap would translate BPF filters into a filter program that is compatible with the underlying kernel subsystem, but this is not yet implemented. -BPF is standard in 4.4BSD, BSD/OS, NetBSD, FreeBSD, and OpenBSD. DEC OSF/1 -uses the packetfilter interface but has been extended to accept BPF -filters (which libpcap utilizes). Also, you can add BPF filter support -to Ultrix using the kernel source and/or object patches available in: +BPF is standard in 4.4BSD, BSD/OS, NetBSD, FreeBSD, and OpenBSD. DEC +OSF/1/Digital UNIX/Tru64 UNIX uses the packetfilter interface but has +been extended to accept BPF filters (which libpcap utilizes). Also, you +can add BPF filter support to Ultrix using the kernel source and/or +object patches available in: ftp://gatekeeper.dec.com/pub/DEC/net/bpfext42.tar.Z. -Problems, bugs, questions, desirable enhancements, etc. -should be sent to the address "tcpdump-workers@tcpdump.org". +Linux, in the 2.2 kernel and later kernels, has a "Socket Filter" +mechanism that accepts BPF filters; see the README.linux file for +information on configuring that option. + +Problems, bugs, questions, desirable enhancements, etc. should be sent +to the address "tcpdump-workers@tcpdump.org". Bugs, support requests, +and feature requests may also be submitted on the SourceForge site for +libpcap at + + http://sourceforge.net/projects/libpcap/ -Source code contributions, etc. should be sent to the email address -"patches@tcpdump.org". +Source code contributions, etc. should be sent to the email address +"patches@tcpdump.org", or submitted as patches on the SourceForge site +for libpcap. -Current versions can be found at www.tcpdump.org +Current versions can be found at www.tcpdump.org, or the SourceForge +site for libpcap. - The TCPdump team diff --git a/contrib/libpcap/README.Win32 b/contrib/libpcap/README.Win32 new file mode 100644 index 0000000..3116d5e --- /dev/null +++ b/contrib/libpcap/README.Win32 @@ -0,0 +1,46 @@ +Under Win32, libpcap is integrated in the WinPcap packet capture system. +WinPcap provides a framework that allows libpcap to capture the packets +under Windows 95, Windows 98, Windows ME, Windows NT 4, Windows 2000 +and Windows XP. +WinPcap binaries and source code can be found at http://winpcap.polito.it: +they include also a developer's pack with all the necessary to compile +libpcap-based applications under Windows. + +How to compile libpcap with Visual Studio +----------------------------------------- + +In order to compile libpcap you will need: + +- version 6 (or higher) of Microsoft Visual Studio +- The November 2001 (or later) edition of Microsoft Platform +Software Development Kit (SDK), that contains some necessary includes +for IPv6 support. You can download it from http://www.microsoft.com/sdk +- the latest WinPcap sources from http://winpcap.polito.it/install + +The WinPcap source code already contains a recent (usually the latest +stable) version of libpcap. If you need to compile a different one, +simply download it from www.tcpdump.org and copy the sources in the +winpcap\wpcap\libpcap folder of the WinPcap distribution. If you want to +compile a libpcap source retrieved from the tcpdump.org CVS, you will +have to create the scanner and the grammar by hand (with lex and yacc) +or with the cygnus makefile, since The Visual Studio project is not able +to build them. + +Open the project file winpcap\wpcap\prj\wpcap.dsw with Visual Studio and +build wpcap.dll. wpcap.lib, the library file to link with the applications, +will be generated in winpcap\wpcap\lib\. wpcap.dll will be generated in +winpcap\wpcap\prj\release or winpcap\wpcap\prj\debug depending on the type +of binary that is being created. + +How to compile libpcap with Cygnus +---------------------------------- + +To build wpcap.dll, cd to the directory WPCAP/PRJ of the WinPcap source code +distribution and type "make". libwpcap.a, the library file to link with the +applications, will be generated in winpcap\wpcap\lib\. wpcap.dll will be +generated in winpcap\wpcap\prj. + +Remember, you CANNOT use the MSVC-generated .lib files with gcc, use +libwpcap.a instead. + +"make install" installs wpcap.dll in the Windows system folder. diff --git a/contrib/libpcap/README.aix b/contrib/libpcap/README.aix index ad2ce45..dcddb61 100644 --- a/contrib/libpcap/README.aix +++ b/contrib/libpcap/README.aix @@ -1,11 +1,20 @@ +Using BPF: + (1) AIX 4.x's version of BPF is undocumented and somewhat unstandard; the current BPF support code includes changes that should work around - that, but, lacking an AIX machine on which to compile it, we don't - know whether the BPF support for AIX will compile. - - If it doesn't, or if the workarounds fail to make it work correctly, - you should send to tcpdump-workers@tcpdump.org a detailed bug report - (if the compile fails, send us the compile error messages; if it + that; it appears to compile and work on at least one AIX 4.3.3 + machine. + + Note that the BPF driver and the "/dev/bpf" devices might not exist + on your machine; AIX's tcpdump loads the driver and creates the + devices if they don't already exist. Our libpcap should do the + same, and the configure script should detect that it's on an AIX + system and choose BPF even if the devices aren't there. + +(2) If libpcap doesn't compile on your machine when configured to use + BPF, or if the workarounds fail to make it work correctly, you + should send to tcpdump-workers@tcpdump.org a detailed bug report (if + the compile fails, send us the compile error messages; if it compiles but fails to work correctly, send us as detailed as possible a description of the symptoms, including indications of the network link-layer type being wrong or time stamps being wrong). @@ -22,39 +31,48 @@ to the "configure" script for libpcap. -(2) Also, it is a good idea to have the latest version of the DLPI - driver on your system, since certain versions may be buggy and - cause your AIX system to crash. DLPI is included in the - fileset bos.rte.tty. I found that the DLPI driver that came with - AIX 4.3.2 was buggy, and had to upgrade to bos.rte.tty 4.3.2.4: +If you use DLPI: - lslpp -l bos.rte.tty +(1) It is a good idea to have the latest version of the DLPI driver on + your system, since certain versions may be buggy and cause your AIX + system to crash. DLPI is included in the fileset bos.rte.tty. I + found that the DLPI driver that came with AIX 4.3.2 was buggy, and + had to upgrade to bos.rte.tty 4.3.2.4: - bos.rte.tty 4.3.2.4 COMMITTED Base TTY Support and Commands + lslpp -l bos.rte.tty + + bos.rte.tty 4.3.2.4 COMMITTED Base TTY Support and Commands Updates for AIX filesets can be obtained from: ftp://service.software.ibm.com/aix/fixes/ These updates can be installed with the smit program. -(3) After compiling libpcap, you need to make sure that the DLPI driver +(2) After compiling libpcap, you need to make sure that the DLPI driver is loaded. Type: - strload -q -d dlpi + strload -q -d dlpi If the result is: - dlpi: yes + + dlpi: yes then the DLPI driver is loaded correctly. If it is: - dlpi: no + + dlpi: no Then you need to type: - strload -f /etc/dlpi.conf + + strload -f /etc/dlpi.conf Check again with strload -q -d dlpi that the dlpi driver is loaded. Alternatively, you can uncomment the lines for DLPI in /etc/pse.conf and reboot the machine; this way DLPI will always be loaded when you boot your system. + +(3) There appears to be a problem in the DLPI code in some versions of + AIX, causing a warning about DL_PROMISC_MULTI failing; this might + be responsible for DLPI not being able to capture outgoing packets. diff --git a/contrib/libpcap/README.dag b/contrib/libpcap/README.dag new file mode 100644 index 0000000..eb1471b --- /dev/null +++ b/contrib/libpcap/README.dag @@ -0,0 +1,48 @@ + +The following instructions apply if you have a Linux or FreeBSD platform and +want libpcap to support the DAG range of passive network monitoring cards from +Endace (http://www.endace.com, see below for further contact details). + +1) Install and build the DAG software distribution by following the +instructions supplied with that package. Current Endace customers can download +the DAG software distibution from https://www.endace.com + +2) Configure libcap. To allow the 'configure' script to locate the DAG +software distribution use the '--with-dag' option: + + ./configure --with-dag=DIR + +Where DIR is the root of the DAG software distribution, for example +/var/src/dag. If the DAG software is correctly detected 'configure' will +report: + + checking whether we have DAG API... yes + +If 'configure' reports that there is no DAG API, the directory may have been +incorrectly specified or the DAG software was not built before configuring +libpcap. + +See also the libpcap INSTALL.txt file for further libpcap configuration +options. + +Building libpcap at this stage will include support for both the native packet +capture stream (linux or bpf) and for capturing from DAG cards. To build +libpcap with only DAG support specify the capture type as 'dag' when +configuring libpcap: + + ./configure --with-dag=DIR --with-pcap=dag + +Applications built with libpcap configured in this way will only detect DAG +cards and will not capture from the native OS packet stream. + +---------------------------------------------------------------------- + +Please submit bug reports via <support@endace.com>. + +Please also visit our Web pages at: + + http://www.endace.com/ + http://dag.cs.waikato.ac.nz/ + +For more information about Endace DAG cards contact <sales@endace.com>. + diff --git a/contrib/libpcap/README.hpux b/contrib/libpcap/README.hpux new file mode 100644 index 0000000..d6d27a2 --- /dev/null +++ b/contrib/libpcap/README.hpux @@ -0,0 +1,246 @@ +HP-UX patches to fix packet capture problems + +Note that packet-capture programs such as tcpdump may, on HP-UX, not be +able to see packets sent from the machine on which they're running. +Some articles on groups.google.com discussing this are: + + http://groups.google.com/groups?selm=82ld3v%2480i%241%40mamenchi.zrz.TU-Berlin.DE + +which says: + + Newsgroups: comp.sys.hp.hpux + Subject: Re: Did someone made tcpdump working on 10.20 ? + Date: 12/08/1999 + From: Lutz Jaenicke <jaenicke@emserv1.ee.TU-Berlin.DE> + + In article <82ks5i$5vc$1@news1.dti.ne.jp>, mtsat <mtsat@iris.dti.ne.jp> + wrote: + >Hello, + > + >I downloaded and compiled tcpdump3.4 a couple of week ago. I tried to use + >it, but I can only see incoming data, never outgoing. + >Someone (raj) explained me that a patch was missing, and that this patch + >must me "patched" (poked) in order to see outbound data in promiscuous mode. + >Many things to do .... So the question is : did someone has already this + >"ready to use" PHNE_**** patch ? + + Two things: + 1. You do need a late "LAN products cumulative patch" (e.g. PHNE_18173 + for s700/10.20). + 2. You must use +echo 'lanc_outbound_promisc_flag/W1' | /usr/bin/adb -w /stand/vmunix /dev/kmem + You can insert this e.g. into /sbin/init.d/lan + + Best regards, + Lutz + +and + + http://groups.google.com/groups?selm=88cf4t%24p03%241%40web1.cup.hp.com + +which says: + + Newsgroups: comp.sys.hp.hpux + Subject: Re: tcpdump only shows incoming packets + Date: 02/15/2000 + From: Rick Jones <foo@bar.baz.invalid> + + Harald Skotnes <harald@cc.uit.no> wrote: + > I am running HPUX 11.0 on a C200 hanging on a 100Mb switch. I have + > compiled libpcap-0.4 an tcpdump-3.4 and it seems to work. But at a + > closer look I only get to see the incoming packets not the + > outgoing. I have tried tcpflow-0.12 which also uses libpcap and the + > same thing happens. Could someone please give me a hint on how to + > get this right? + + Search/Read the archives ?-) + + What you are seeing is expected, un-patched, behaviour for an HP-UX + system. On 11.00, you need to install the latest lancommon/DLPI + patches, and then the latest driver patch for the interface(s) in use. + At that point, a miracle happens and you should start seeing outbound + traffic. + +[That article also mentions the patch that appears below.] + +and + + http://groups.google.com/groups?selm=38AA973E.96BE7DF7%40cc.uit.no + +which says: + + Newsgroups: comp.sys.hp.hpux + Subject: Re: tcpdump only shows incoming packets + Date: 02/16/2000 + From: Harald Skotnes <harald@cc.uit.no> + + Rick Jones wrote: + + ... + + > What you are seeing is expected, un-patched, behaviour for an HP-UX + > system. On 11.00, you need to install the latest lancommon/DLPI + > patches, and then the latest driver patch for the interface(s) in + > use. At that point, a miracle happens and you should start seeing + > outbound traffic. + + Thanks a lot. I have this problem on several machines running HPUX + 10.20 and 11.00. The machines where patched up before y2k so did not + know what to think. Anyway I have now installed PHNE_19766, + PHNE_19826, PHNE_20008, PHNE_20735 on the C200 and now I can see the + outbound traffic too. Thanks again. + +(although those patches may not be the ones to install - there may be +later patches). + +And another message to tcpdump-workers@tcpdump.org, from Rick Jones: + + Date: Mon, 29 Apr 2002 15:59:55 -0700 + From: Rick Jones + To: tcpdump-workers@tcpdump.org + Subject: Re: [tcpdump-workers] I Can't Capture the Outbound Traffic + + ... + + http://itrc.hp.com/ would be one place to start in a search for the most + up-to-date patches for DLPI and the lan driver(s) used on your system (I + cannot guess because 9000/800 is too generic - one hs to use the "model" + command these days and/or an ioscan command (see manpage) to guess what + the drivers (btlan[3456], gelan, etc) might be involved in addition to + DLPI. + + Another option is to upgrade to 11i as outbound promiscuous mode support + is there in the base OS, no patches required. + +Another posting: + + http://groups.google.com/groups?selm=7d6gvn%24b3%241%40ocean.cup.hp.com + +indicates that you need to install the optional STREAMS product to do +captures on HP-UX 9.x: + + Newsgroups: comp.sys.hp.hpux + Subject: Re: tcpdump HP/UX 9.x + Date: 03/22/1999 + From: Rick Jones <foo@bar.baz> + + Dave Barr (barr@cis.ohio-state.edu) wrote: + : Has anyone ported tcpdump (or something similar) to HP/UX 9.x? + + I'm reasonably confident that any port of tcpdump to 9.X would require + the (then optional) STREAMS product. This would bring DLPI, which is + what one uses to access interfaces in promiscuous mode. + + I'm not sure that HP even sells the 9.X STREAMS product any longer, + since HP-UX 9.X is off the pricelist (well, maybe 9.10 for the old 68K + devices). + + Your best bet is to be up on 10.20 or better if that is at all + possible. If your hardware is supported by it, I'd go with HP-UX 11. + If you want to see the system's own outbound traffic, you'll never get + that functionality on 9.X, but it might happen at some point for 10.20 + and 11.X. + + rick jones + +(as per other messages cited here, the ability to see the system's own +outbound traffic did happen). + +Rick Jones reports that HP-UX 11i needs no patches for outbound +promiscuous mode support. + +An additional note, from Jost Martin, for HP-UX 10.20: + + Q: How do I get ethereral on HPUX to capture the _outgoing_ packets + of an interface + A: You need to get PHNE_20892,PHNE_20725 and PHCO_10947 (or + newer, this is as of 4.4.00) and its dependencies. Then you can + enable the feature as descibed below: + + Patch Name: PHNE_20892 + Patch Description: s700 10.20 PCI 100Base-T cumulative patch + To trace the outbound packets, please do the following + to turn on a global promiscuous switch before running + the promiscuous applications like snoop or tcpdump: + + adb -w /stand/vmunix /dev/mem + lanc_outbound_promisc_flag/W 1 + (adb will echo the result showing that the flag has + been changed) + $quit + (Thanks for this part to HP-support, Ratingen) + + The attached hack does this and some security-related stuff + (thanks to hildeb@www.stahl.bau.tu-bs.de (Ralf Hildebrandt) who + posted the security-part some time ago) + + <<hack_ip_stack>> + + (Don't switch IP-forwarding off, if you need it !) + Install the hack as /sbin/init.d/hacl_ip_stack (adjust + permissions !) and make a sequencing-symlink + /sbin/rc2.d/S350hack_ip_stack pointing to this script. + Now all this is done on every reboot. + +Here's the "hack_ip_stack" script: + +-----------------------------------Cut Here------------------------------------- +#!/sbin/sh +# +# nettune: hack kernel parms for safety + +OKAY=0 +ERROR=-1 + +# /usr/contrib/bin fuer nettune auf Pfad +PATH=/sbin:/usr/sbin:/usr/bin:/usr/contrib/bin +export PATH + + +########## +# main # +########## + +case $1 in + start_msg) + print "Tune IP-Stack for security" + exit $OKAY + ;; + + stop_msg) + print "This action is not applicable" + exit $OKAY + ;; + + stop) + exit $OKAY + ;; + + start) + ;; # fall through + + *) + print "USAGE: $0 {start_msg | stop_msg | start | stop}" >&2 + exit $ERROR + ;; + esac + +########### +# start # +########### + +# +# tcp-Sequence-Numbers nicht mehr inkrementieren sondern random +# Syn-Flood-Protection an +# ip_forwarding aus +# Source-Routing aus +# Ausgehende Packets an ethereal/tcpdump etc. + +/usr/contrib/bin/nettune -s tcp_random_seq 2 || exit $ERROR +/usr/contrib/bin/nettune -s hp_syn_protect 1 || exit $ERROR +/usr/contrib/bin/nettune -s ip_forwarding 0 || exit $ERROR +echo 'ip_block_source_routed/W1' | /usr/bin/adb -w /stand/vmunix /dev/kmem || exit $ERROR +echo 'lanc_outbound_promisc_flag/W 1' | adb -w /stand/vmunix /dev/mem || exit $ERROR + +exit $OKAY +-----------------------------------Cut Here------------------------------------- diff --git a/contrib/libpcap/VERSION b/contrib/libpcap/VERSION index e2e9c15..ee94dd8 100644 --- a/contrib/libpcap/VERSION +++ b/contrib/libpcap/VERSION @@ -1 +1 @@ -0.7+multidlt +0.8.3 diff --git a/contrib/libpcap/aclocal.m4 b/contrib/libpcap/aclocal.m4 index 294a89c..f366afd 100644 --- a/contrib/libpcap/aclocal.m4 +++ b/contrib/libpcap/aclocal.m4 @@ -1,4 +1,4 @@ -dnl @(#) $Header: /tcpdump/master/libpcap/aclocal.m4,v 1.75 2001/12/10 08:33:41 guy Exp $ (LBL) +dnl @(#) $Header: /tcpdump/master/libpcap/aclocal.m4,v 1.81.2.2 2003/11/16 09:45:51 guy Exp $ (LBL) dnl dnl Copyright (c) 1995, 1996, 1997, 1998 dnl The Regents of the University of California. All rights reserved. @@ -157,6 +157,51 @@ AC_DEFUN(AC_LBL_C_INIT, fi ]) +# +# Try compiling a sample of the type of code that appears in +# gencode.c with "inline", "__inline__", and "__inline". +# +# Autoconf's AC_C_INLINE, at least in autoconf 2.13, isn't good enough, +# as it just tests whether a function returning "int" can be inlined; +# at least some versions of HP's C compiler can inline that, but can't +# inline a function that returns a struct pointer. +# +AC_DEFUN(AC_LBL_C_INLINE, + [AC_MSG_CHECKING(for inline) + AC_CACHE_VAL(ac_cv_lbl_inline, [ + ac_cv_lbl_inline="" + ac_lbl_cc_inline=no + for ac_lbl_inline in inline __inline__ __inline + do + AC_TRY_COMPILE( + [#define inline $ac_lbl_inline + static inline struct iltest *foo(void); + struct iltest { + int iltest1; + int iltest2; + }; + + static inline struct iltest * + foo() + { + static struct iltest xxx; + + return &xxx; + }],,ac_lbl_cc_inline=yes,) + if test "$ac_lbl_cc_inline" = yes ; then + break; + fi + done + if test "$ac_lbl_cc_inline" = yes ; then + ac_cv_lbl_inline=$ac_lbl_inline + fi]) + if test ! -z "$ac_cv_lbl_inline" ; then + AC_MSG_RESULT($ac_cv_lbl_inline) + else + AC_MSG_RESULT(no) + fi + AC_DEFINE_UNQUOTED(inline, $ac_cv_lbl_inline, [Define as token for inline if inlining supported])]) + dnl dnl Use pfopen.c if available and pfopen() not in standard libraries dnl Require libpcap @@ -415,6 +460,31 @@ AC_DEFUN(AC_LBL_SOCKADDR_SA_LEN, fi]) dnl +dnl Checks to see if there's a sockaddr_storage structure +dnl +dnl usage: +dnl +dnl AC_LBL_SOCKADDR_STORAGE +dnl +dnl results: +dnl +dnl HAVE_SOCKADDR_STORAGE (defined) +dnl +AC_DEFUN(AC_LBL_SOCKADDR_STORAGE, + [AC_MSG_CHECKING(if sockaddr_storage struct exists) + AC_CACHE_VAL(ac_cv_lbl_has_sockaddr_storage, + AC_TRY_COMPILE([ +# include <sys/types.h> +# include <sys/socket.h>], + [u_int i = sizeof (struct sockaddr_storage)], + ac_cv_lbl_has_sockaddr_storage=yes, + ac_cv_lbl_has_sockaddr_storage=no)) + AC_MSG_RESULT($ac_cv_lbl_has_sockaddr_storage) + if test $ac_cv_lbl_has_sockaddr_storage = yes ; then + AC_DEFINE(HAVE_SOCKADDR_STORAGE,1,[if struct sockaddr_storage exists]) + fi]) + +dnl dnl Checks to see if the dl_hp_ppa_info_t struct has the HP-UX 11.00 dnl dl_module_id_1 member dnl @@ -519,8 +589,39 @@ AC_DEFUN(AC_LBL_UNALIGNED_ACCESS, AC_CACHE_VAL(ac_cv_lbl_unaligned_fail, [case "$host_cpu" in + # + # These are CPU types where: + # + # the CPU faults on an unaligned access, but at least some + # OSes that support that CPU catch the fault and simulate + # the unaligned access (e.g., Alpha/{Digital,Tru64} UNIX) - + # the simulation is slow, so we don't want to use it; + # + # the CPU, I infer (from the old + # # XXX: should also check that they don't do weird things (like on arm) - alpha*|arm*|hp*|mips*|sparc*|ia64) + # + # comment) doesn't fault on unaligned accesses, but doesn't + # do a normal unaligned fetch, either (e.g., presumably, ARM); + # + # for whatever reason, the test program doesn't work + # (this has been claimed to be the case for several of those + # CPUs - I don't know what the problem is; the problem + # was reported as "the test program dumps core" for SuperH, + # but that's what the test program is *supposed* to do - + # it dumps core before it writes anything, so the test + # for an empty output file should find an empty output + # file and conclude that unaligned accesses don't work). + # + # This run-time test won't work if you're cross-compiling, so + # in order to support cross-compiling for a particular CPU, + # we have to wire in the list of CPU types anyway, as far as + # I know, so perhaps we should just have a set of CPUs on + # which we know it doesn't work, a set of CPUs on which we + # know it does work, and have the script just fail on other + # cpu types and update it when such a failure occurs. + # + alpha*|arm*|hp*|mips*|sh*|sparc*|ia64|nv1) ac_cv_lbl_unaligned_fail=yes ;; @@ -763,6 +864,9 @@ ac_cv___attribute__=yes, ac_cv___attribute__=no)]) if test "$ac_cv___attribute__" = "yes"; then AC_DEFINE(HAVE___ATTRIBUTE__, 1, [define if your compiler has __attribute__]) + V_DEFS="$V_DEFS -D_U_=\"__attribute__((unused))\"" +else + V_DEFS="$V_DEFS -D_U_=\"\"" fi AC_MSG_RESULT($ac_cv___attribute__) ]) diff --git a/contrib/libpcap/atmuni31.h b/contrib/libpcap/atmuni31.h new file mode 100644 index 0000000..877ed68 --- /dev/null +++ b/contrib/libpcap/atmuni31.h @@ -0,0 +1,87 @@ +/* + * Copyright (c) 1997 Yen Yen Lim and North Dakota State University + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by Yen Yen Lim and + North Dakota State University + * 4. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, + * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * @(#) $Header: /tcpdump/master/libpcap/atmuni31.h,v 1.1 2002/07/11 09:06:32 guy Exp $ (LBL) + */ + +/* Based on UNI3.1 standard by ATM Forum */ + +/* ATM traffic types based on VPI=0 and (the following VCI */ +#define PPC 0x05 /* Point-to-point signal msg */ +#define BCC 0x02 /* Broadcast signal msg */ +#define OAMF4SC 0x03 /* Segment OAM F4 flow cell */ +#define OAMF4EC 0x04 /* End-to-end OAM F4 flow cell */ +#define METAC 0x01 /* Meta signal msg */ +#define ILMIC 0x10 /* ILMI msg */ + +/* Q.2931 signalling messages */ +#define CALL_PROCEED 0x02 /* call proceeding */ +#define CONNECT 0x07 /* connect */ +#define CONNECT_ACK 0x0f /* connect_ack */ +#define SETUP 0x05 /* setup */ +#define RELEASE 0x4d /* release */ +#define RELEASE_DONE 0x5a /* release_done */ +#define RESTART 0x46 /* restart */ +#define RESTART_ACK 0x4e /* restart ack */ +#define STATUS 0x7d /* status */ +#define STATUS_ENQ 0x75 /* status ack */ +#define ADD_PARTY 0x80 /* add party */ +#define ADD_PARTY_ACK 0x81 /* add party ack */ +#define ADD_PARTY_REJ 0x82 /* add party rej */ +#define DROP_PARTY 0x83 /* drop party */ +#define DROP_PARTY_ACK 0x84 /* drop party ack */ + +/* Information Element Parameters in the signalling messages */ +#define CAUSE 0x08 /* cause */ +#define ENDPT_REF 0x54 /* endpoint reference */ +#define AAL_PARA 0x58 /* ATM adaptation layer parameters */ +#define TRAFF_DESCRIP 0x59 /* atm traffic descriptors */ +#define CONNECT_ID 0x5a /* connection identifier */ +#define QOS_PARA 0x5c /* quality of service parameters */ +#define B_HIGHER 0x5d /* broadband higher layer information */ +#define B_BEARER 0x5e /* broadband bearer capability */ +#define B_LOWER 0x5f /* broadband lower information */ +#define CALLING_PARTY 0x6c /* calling party number */ +#define CALLED_PARTY 0x70 /* called party nmber */ + +#define Q2931 0x09 + +/* Q.2931 signalling general messages format */ +#define PROTO_POS 0 /* offset of protocol discriminator */ +#define CALL_REF_POS 2 /* offset of call reference value */ +#define MSG_TYPE_POS 5 /* offset of message type */ +#define MSG_LEN_POS 7 /* offset of mesage length */ +#define IE_BEGIN_POS 9 /* offset of first information element */ + +/* format of signalling messages */ +#define TYPE_POS 0 +#define LEN_POS 2 +#define FIELD_BEGIN_POS 4 diff --git a/contrib/libpcap/bpf/net/bpf_filter.c b/contrib/libpcap/bpf/net/bpf_filter.c index d47503f..a2cfbc1 100644 --- a/contrib/libpcap/bpf/net/bpf_filter.c +++ b/contrib/libpcap/bpf/net/bpf_filter.c @@ -4,7 +4,7 @@ * * This code is derived from the Stanford/CMU enet packet filter, * (net/enet.c) distributed as part of 4.3BSD, and code contributed - * to Berkeley by Steven McCanne and Van Jacobson both of Lawrence + * to Berkeley by Steven McCanne and Van Jacobson both of Lawrence * Berkeley Laboratory. * * Redistribution and use in source and binary forms, with or without @@ -39,10 +39,20 @@ */ #if !(defined(lint) || defined(KERNEL) || defined(_KERNEL)) -static const char rcsid[] = - "@(#) $Header: /tcpdump/master/libpcap/bpf/net/bpf_filter.c,v 1.35 2000/10/23 19:32:21 fenner Exp $ (LBL)"; +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/libpcap/bpf/net/bpf_filter.c,v 1.43.2.1 2003/11/15 23:26:49 guy Exp $ (LBL)"; #endif +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#ifdef WIN32 + +#include <pcap-stdinc.h> + +#else /* WIN32 */ + #include <sys/param.h> #include <sys/types.h> #include <sys/time.h> @@ -59,7 +69,9 @@ static const char rcsid[] = # define MLEN(m) ((m)->m_len) #endif -#include <net/bpf.h> +#endif /* WIN32 */ + +#include <pcap-bpf.h> #if !defined(KERNEL) && !defined(_KERNEL) #include <stdlib.h> @@ -69,14 +81,23 @@ static const char rcsid[] = #define u_int32 bpf_u_int32 #ifndef LBL_ALIGN -#if defined(sparc) || defined(mips) || defined(ibm032) || \ - defined(__alpha) || defined(__hpux) +/* + * XXX - IA-64? If not, this probably won't work on Win64 IA-64 + * systems, unless LBL_ALIGN is defined elsewhere for them. + * XXX - SuperH? If not, this probably won't work on WinCE SuperH + * systems, unless LBL_ALIGN is defined elsewhere for them. + */ +#if defined(sparc) || defined(__sparc__) || defined(mips) || \ + defined(ibm032) || defined(__alpha) || defined(__hpux) || \ + defined(__arm__) #define LBL_ALIGN #endif #endif #ifndef LBL_ALIGN +#ifndef WIN32 #include <netinet/in.h> +#endif #define EXTRACT_SHORT(p) ((u_short)ntohs(*(u_short *)p)) #define EXTRACT_LONG(p) (ntohl(*(u_int32 *)p)) @@ -216,7 +237,7 @@ bpf_filter(pc, p, wirelen, buflen) return 0; #else abort(); -#endif +#endif case BPF_RET|BPF_K: return (u_int)pc->k; @@ -361,7 +382,7 @@ bpf_filter(pc, p, wirelen, buflen) case BPF_LD|BPF_MEM: A = mem[pc->k]; continue; - + case BPF_LDX|BPF_MEM: X = mem[pc->k]; continue; @@ -413,25 +434,25 @@ bpf_filter(pc, p, wirelen, buflen) case BPF_ALU|BPF_ADD|BPF_X: A += X; continue; - + case BPF_ALU|BPF_SUB|BPF_X: A -= X; continue; - + case BPF_ALU|BPF_MUL|BPF_X: A *= X; continue; - + case BPF_ALU|BPF_DIV|BPF_X: if (X == 0) return 0; A /= X; continue; - + case BPF_ALU|BPF_AND|BPF_X: A &= X; continue; - + case BPF_ALU|BPF_OR|BPF_X: A |= X; continue; @@ -447,23 +468,23 @@ bpf_filter(pc, p, wirelen, buflen) case BPF_ALU|BPF_ADD|BPF_K: A += pc->k; continue; - + case BPF_ALU|BPF_SUB|BPF_K: A -= pc->k; continue; - + case BPF_ALU|BPF_MUL|BPF_K: A *= pc->k; continue; - + case BPF_ALU|BPF_DIV|BPF_K: A /= pc->k; continue; - + case BPF_ALU|BPF_AND|BPF_K: A &= pc->k; continue; - + case BPF_ALU|BPF_OR|BPF_K: A |= pc->k; continue; @@ -495,9 +516,9 @@ bpf_filter(pc, p, wirelen, buflen) /* * Return true if the 'fcode' is a valid filter program. * The constraints are that each jump be forward and to a valid - * code. The code must terminate with either an accept or reject. + * code. The code must terminate with either an accept or reject. * 'valid' is an array for use by the routine (it must be at least - * 'len' bytes long). + * 'len' bytes long). * * The kernel needs to be able to verify an application's filter code. * Otherwise, a bogus program could easily crash the system. @@ -512,7 +533,7 @@ bpf_validate(f, len) for (i = 0; i < len; ++i) { /* - * Check that that jumps are forward, and within + * Check that that jumps are forward, and within * the code block. */ p = &f[i]; @@ -530,7 +551,7 @@ bpf_validate(f, len) * Check that memory operations use valid addresses. */ if ((BPF_CLASS(p->code) == BPF_ST || - (BPF_CLASS(p->code) == BPF_LD && + (BPF_CLASS(p->code) == BPF_LD && (p->code & 0xe0) == BPF_MEM)) && (p->k >= BPF_MEMWORDS || p->k < 0)) return 0; diff --git a/contrib/libpcap/bpf_dump.c b/contrib/libpcap/bpf_dump.c index 85e1c97..99aa0a0 100644 --- a/contrib/libpcap/bpf_dump.c +++ b/contrib/libpcap/bpf_dump.c @@ -19,17 +19,14 @@ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. */ #ifndef lint -static const char rcsid[] = - "@(#) $Header: /tcpdump/master/libpcap/bpf_dump.c,v 1.12 2000/06/26 04:17:05 assar Exp $ (LBL)"; +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/libpcap/bpf_dump.c,v 1.13.2.1 2003/11/15 23:26:37 guy Exp $ (LBL)"; #endif #ifdef HAVE_CONFIG_H #include "config.h" #endif -#include <sys/types.h> -#include <sys/time.h> - #include <pcap.h> #include <stdio.h> diff --git a/contrib/libpcap/bpf_image.c b/contrib/libpcap/bpf_image.c index 1e178bf..b1d76fe 100644 --- a/contrib/libpcap/bpf_image.c +++ b/contrib/libpcap/bpf_image.c @@ -20,17 +20,14 @@ */ #ifndef lint -static const char rcsid[] = - "@(#) $Header: /tcpdump/master/libpcap/bpf_image.c,v 1.24 2000/07/11 00:37:04 assar Exp $ (LBL)"; +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/libpcap/bpf_image.c,v 1.25.2.1 2003/11/15 23:26:38 guy Exp $ (LBL)"; #endif #ifdef HAVE_CONFIG_H #include "config.h" #endif -#include <sys/types.h> -#include <sys/time.h> - #include <stdio.h> #include <string.h> diff --git a/contrib/libpcap/config.guess b/contrib/libpcap/config.guess index ba66165..4c5bde8 100755 --- a/contrib/libpcap/config.guess +++ b/contrib/libpcap/config.guess @@ -1,9 +1,9 @@ #! /bin/sh # Attempt to guess a canonical system name. -# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001 -# Free Software Foundation, Inc. +# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, +# 2000, 2001, 2002, 2003 Free Software Foundation, Inc. -timestamp='2001-04-20' +timestamp='2003-10-16' # This file is free software; you can redistribute it and/or modify it # under the terms of the GNU General Public License as published by @@ -24,8 +24,9 @@ timestamp='2001-04-20' # configuration script generated by Autoconf, you may include it under # the same distribution terms that you use for the rest of that program. -# Written by Per Bothner <bothner@cygnus.com>. -# Please send patches to <config-patches@gnu.org>. +# Originally written by Per Bothner <per@bothner.com>. +# Please send patches to <config-patches@gnu.org>. Submit a context +# diff and a properly formatted ChangeLog entry. # # This script attempts to guess a canonical system name similar to # config.sub. If it succeeds, it prints the system name on stdout, and @@ -52,7 +53,7 @@ version="\ GNU config.guess ($timestamp) Originally written by Per Bothner. -Copyright (C) 1992, 93, 94, 95, 96, 97, 98, 99, 2000 +Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO @@ -87,33 +88,45 @@ if test $# != 0; then exit 1 fi +trap 'exit 1' 1 2 15 -dummy=dummy-$$ -trap 'rm -f $dummy.c $dummy.o $dummy.rel $dummy; exit 1' 1 2 15 +# CC_FOR_BUILD -- compiler used by this script. Note that the use of a +# compiler to aid in system detection is discouraged as it requires +# temporary files to be created and, as you can see below, it is a +# headache to deal with in a portable fashion. -# CC_FOR_BUILD -- compiler used by this script. # Historically, `CC_FOR_BUILD' used to be named `HOST_CC'. We still # use `HOST_CC' if defined, but it is deprecated. +# Portable tmp directory creation inspired by the Autoconf team. + +set_cc_for_build=' +trap "exitcode=\$?; (rm -f \$tmpfiles 2>/dev/null; rmdir \$tmp 2>/dev/null) && exit \$exitcode" 0 ; +trap "rm -f \$tmpfiles 2>/dev/null; rmdir \$tmp 2>/dev/null; exit 1" 1 2 13 15 ; +: ${TMPDIR=/tmp} ; + { tmp=`(umask 077 && mktemp -d -q "$TMPDIR/cgXXXXXX") 2>/dev/null` && test -n "$tmp" && test -d "$tmp" ; } || + { test -n "$RANDOM" && tmp=$TMPDIR/cg$$-$RANDOM && (umask 077 && mkdir $tmp) ; } || + { tmp=$TMPDIR/cg-$$ && (umask 077 && mkdir $tmp) && echo "Warning: creating insecure temp directory" >&2 ; } || + { echo "$me: cannot create a temporary directory in $TMPDIR" >&2 ; exit 1 ; } ; +dummy=$tmp/dummy ; +tmpfiles="$dummy.c $dummy.o $dummy.rel $dummy" ; case $CC_FOR_BUILD,$HOST_CC,$CC in - ,,) echo "int dummy(){}" > $dummy.c - for c in cc gcc c89 ; do - ($c $dummy.c -c -o $dummy.o) >/dev/null 2>&1 - if test $? = 0 ; then - CC_FOR_BUILD="$c"; break - fi - done - rm -f $dummy.c $dummy.o $dummy.rel + ,,) echo "int x;" > $dummy.c ; + for c in cc gcc c89 c99 ; do + if ($c -c -o $dummy.o $dummy.c) >/dev/null 2>&1 ; then + CC_FOR_BUILD="$c"; break ; + fi ; + done ; if test x"$CC_FOR_BUILD" = x ; then - CC_FOR_BUILD=no_compiler_found + CC_FOR_BUILD=no_compiler_found ; fi ;; ,,*) CC_FOR_BUILD=$CC ;; ,*,*) CC_FOR_BUILD=$HOST_CC ;; -esac +esac ;' # This is needed to find uname on a Pyramid OSx when run in the BSD universe. -# (ghazi@noc.rutgers.edu 8/24/94.) +# (ghazi@noc.rutgers.edu 1994-08-24) if (test -f /.attbin/uname) >/dev/null 2>&1 ; then PATH=$PATH:/.attbin ; export PATH fi @@ -127,29 +140,31 @@ UNAME_VERSION=`(uname -v) 2>/dev/null` || UNAME_VERSION=unknown case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in *:NetBSD:*:*) - # Netbsd (nbsd) targets should (where applicable) match one or + # NetBSD (nbsd) targets should (where applicable) match one or # more of the tupples: *-*-netbsdelf*, *-*-netbsdaout*, # *-*-netbsdecoff* and *-*-netbsd*. For targets that recently # switched to ELF, *-*-netbsd* would select the old # object file format. This provides both forward # compatibility and a consistent mechanism for selecting the # object file format. - # Determine the machine/vendor (is the vendor relevant). - case "${UNAME_MACHINE}" in - amiga) machine=m68k-unknown ;; - arm32) machine=arm-unknown ;; - atari*) machine=m68k-atari ;; - sun3*) machine=m68k-sun ;; - mac68k) machine=m68k-apple ;; - macppc) machine=powerpc-apple ;; - hp3[0-9][05]) machine=m68k-hp ;; - ibmrt|romp-ibm) machine=romp-ibm ;; - *) machine=${UNAME_MACHINE}-unknown ;; + # + # Note: NetBSD doesn't particularly care about the vendor + # portion of the name. We always set it to "unknown". + sysctl="sysctl -n hw.machine_arch" + UNAME_MACHINE_ARCH=`(/sbin/$sysctl 2>/dev/null || \ + /usr/sbin/$sysctl 2>/dev/null || echo unknown)` + case "${UNAME_MACHINE_ARCH}" in + armeb) machine=armeb-unknown ;; + arm*) machine=arm-unknown ;; + sh3el) machine=shl-unknown ;; + sh3eb) machine=sh-unknown ;; + *) machine=${UNAME_MACHINE_ARCH}-unknown ;; esac # The Operating System including object format, if it has switched # to ELF recently, or will in the future. - case "${UNAME_MACHINE}" in - i386|sparc|amiga|arm*|hp300|mvme68k|vax|atari|luna68k|mac68k|news68k|next68k|pc532|sun3*|x68k) + case "${UNAME_MACHINE_ARCH}" in + arm*|i386|m68k|ns32k|sh3*|sparc|vax) + eval $set_cc_for_build if echo __ELF__ | $CC_FOR_BUILD -E - 2>/dev/null \ | grep __ELF__ >/dev/null then @@ -165,71 +180,115 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in ;; esac # The OS release - release=`echo ${UNAME_RELEASE}|sed -e 's/[-_].*/\./'` + # Debian GNU/NetBSD machines have a different userland, and + # thus, need a distinct triplet. However, they do not need + # kernel version information, so it can be replaced with a + # suitable tag, in the style of linux-gnu. + case "${UNAME_VERSION}" in + Debian*) + release='-gnu' + ;; + *) + release=`echo ${UNAME_RELEASE}|sed -e 's/[-_].*/\./'` + ;; + esac # Since CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM: # contains redundant information, the shorter form: # CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM is used. echo "${machine}-${os}${release}" exit 0 ;; + amiga:OpenBSD:*:*) + echo m68k-unknown-openbsd${UNAME_RELEASE} + exit 0 ;; + arc:OpenBSD:*:*) + echo mipsel-unknown-openbsd${UNAME_RELEASE} + exit 0 ;; + hp300:OpenBSD:*:*) + echo m68k-unknown-openbsd${UNAME_RELEASE} + exit 0 ;; + mac68k:OpenBSD:*:*) + echo m68k-unknown-openbsd${UNAME_RELEASE} + exit 0 ;; + macppc:OpenBSD:*:*) + echo powerpc-unknown-openbsd${UNAME_RELEASE} + exit 0 ;; + mvme68k:OpenBSD:*:*) + echo m68k-unknown-openbsd${UNAME_RELEASE} + exit 0 ;; + mvme88k:OpenBSD:*:*) + echo m88k-unknown-openbsd${UNAME_RELEASE} + exit 0 ;; + mvmeppc:OpenBSD:*:*) + echo powerpc-unknown-openbsd${UNAME_RELEASE} + exit 0 ;; + pegasos:OpenBSD:*:*) + echo powerpc-unknown-openbsd${UNAME_RELEASE} + exit 0 ;; + pmax:OpenBSD:*:*) + echo mipsel-unknown-openbsd${UNAME_RELEASE} + exit 0 ;; + sgi:OpenBSD:*:*) + echo mipseb-unknown-openbsd${UNAME_RELEASE} + exit 0 ;; + sun3:OpenBSD:*:*) + echo m68k-unknown-openbsd${UNAME_RELEASE} + exit 0 ;; + wgrisc:OpenBSD:*:*) + echo mipsel-unknown-openbsd${UNAME_RELEASE} + exit 0 ;; + *:OpenBSD:*:*) + echo ${UNAME_MACHINE}-unknown-openbsd${UNAME_RELEASE} + exit 0 ;; alpha:OSF1:*:*) if test $UNAME_RELEASE = "V4.0"; then UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $3}'` fi + # According to Compaq, /usr/sbin/psrinfo has been available on + # OSF/1 and Tru64 systems produced since 1995. I hope that + # covers most systems running today. This code pipes the CPU + # types through head -n 1, so we only detect the type of CPU 0. + ALPHA_CPU_TYPE=`/usr/sbin/psrinfo -v | sed -n -e 's/^ The alpha \(.*\) processor.*$/\1/p' | head -n 1` + case "$ALPHA_CPU_TYPE" in + "EV4 (21064)") + UNAME_MACHINE="alpha" ;; + "EV4.5 (21064)") + UNAME_MACHINE="alpha" ;; + "LCA4 (21066/21068)") + UNAME_MACHINE="alpha" ;; + "EV5 (21164)") + UNAME_MACHINE="alphaev5" ;; + "EV5.6 (21164A)") + UNAME_MACHINE="alphaev56" ;; + "EV5.6 (21164PC)") + UNAME_MACHINE="alphapca56" ;; + "EV5.7 (21164PC)") + UNAME_MACHINE="alphapca57" ;; + "EV6 (21264)") + UNAME_MACHINE="alphaev6" ;; + "EV6.7 (21264A)") + UNAME_MACHINE="alphaev67" ;; + "EV6.8CB (21264C)") + UNAME_MACHINE="alphaev68" ;; + "EV6.8AL (21264B)") + UNAME_MACHINE="alphaev68" ;; + "EV6.8CX (21264D)") + UNAME_MACHINE="alphaev68" ;; + "EV6.9A (21264/EV69A)") + UNAME_MACHINE="alphaev69" ;; + "EV7 (21364)") + UNAME_MACHINE="alphaev7" ;; + "EV7.9 (21364A)") + UNAME_MACHINE="alphaev79" ;; + esac # A Vn.n version is a released version. # A Tn.n version is a released field test version. # A Xn.n version is an unreleased experimental baselevel. # 1.2 uses "1.2" for uname -r. - cat <<EOF >$dummy.s - .data -\$Lformat: - .byte 37,100,45,37,120,10,0 # "%d-%x\n" - - .text - .globl main - .align 4 - .ent main -main: - .frame \$30,16,\$26,0 - ldgp \$29,0(\$27) - .prologue 1 - .long 0x47e03d80 # implver \$0 - lda \$2,-1 - .long 0x47e20c21 # amask \$2,\$1 - lda \$16,\$Lformat - mov \$0,\$17 - not \$1,\$18 - jsr \$26,printf - ldgp \$29,0(\$26) - mov 0,\$16 - jsr \$26,exit - .end main -EOF - $CC_FOR_BUILD $dummy.s -o $dummy 2>/dev/null - if test "$?" = 0 ; then - case `./$dummy` in - 0-0) - UNAME_MACHINE="alpha" - ;; - 1-0) - UNAME_MACHINE="alphaev5" - ;; - 1-1) - UNAME_MACHINE="alphaev56" - ;; - 1-101) - UNAME_MACHINE="alphapca56" - ;; - 2-303) - UNAME_MACHINE="alphaev6" - ;; - 2-307) - UNAME_MACHINE="alphaev67" - ;; - esac - fi - rm -f $dummy.s $dummy echo ${UNAME_MACHINE}-dec-osf`echo ${UNAME_RELEASE} | sed -e 's/^[VTX]//' | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'` exit 0 ;; + Alpha*:OpenVMS:*:*) + echo alpha-hp-vms + exit 0 ;; Alpha\ *:Windows_NT*:*) # How do we know it's Interix rather than the generic POSIX subsystem? # Should we change UNAME_MACHINE based on the output of uname instead @@ -242,33 +301,18 @@ EOF Amiga*:UNIX_System_V:4.0:*) echo m68k-unknown-sysv4 exit 0;; - amiga:OpenBSD:*:*) - echo m68k-unknown-openbsd${UNAME_RELEASE} - exit 0 ;; *:[Aa]miga[Oo][Ss]:*:*) echo ${UNAME_MACHINE}-unknown-amigaos exit 0 ;; - arc64:OpenBSD:*:*) - echo mips64el-unknown-openbsd${UNAME_RELEASE} - exit 0 ;; - arc:OpenBSD:*:*) - echo mipsel-unknown-openbsd${UNAME_RELEASE} - exit 0 ;; - hkmips:OpenBSD:*:*) - echo mips-unknown-openbsd${UNAME_RELEASE} - exit 0 ;; - pmax:OpenBSD:*:*) - echo mipsel-unknown-openbsd${UNAME_RELEASE} - exit 0 ;; - sgi:OpenBSD:*:*) - echo mips-unknown-openbsd${UNAME_RELEASE} - exit 0 ;; - wgrisc:OpenBSD:*:*) - echo mipsel-unknown-openbsd${UNAME_RELEASE} + *:[Mm]orph[Oo][Ss]:*:*) + echo ${UNAME_MACHINE}-unknown-morphos exit 0 ;; *:OS/390:*:*) echo i370-ibm-openedition exit 0 ;; + *:OS400:*:*) + echo powerpc-ibm-os400 + exit 0 ;; arm:RISC*:1.[012]*:*|arm:riscix:1.[012]*:*) echo arm-acorn-riscix${UNAME_RELEASE} exit 0;; @@ -286,6 +330,13 @@ EOF NILE*:*:*:dcosx) echo pyramid-pyramid-svr4 exit 0 ;; + DRS?6000:unix:4.0:6*) + echo sparc-icl-nx6 + exit 0 ;; + DRS?6000:UNIX_SV:4.2*:7*) + case `/usr/bin/uname -p` in + sparc) echo sparc-icl-nx7 && exit 0 ;; + esac ;; sun4H:SunOS:5.*:*) echo sparc-hal-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'` exit 0 ;; @@ -314,7 +365,7 @@ EOF echo m68k-sun-sunos${UNAME_RELEASE} exit 0 ;; sun*:*:4.2BSD:*) - UNAME_RELEASE=`(head -1 /etc/motd | awk '{print substr($5,1,3)}') 2>/dev/null` + UNAME_RELEASE=`(sed 1q /etc/motd | awk '{print substr($5,1,3)}') 2>/dev/null` test "x${UNAME_RELEASE}" = "x" && UNAME_RELEASE=3 case "`/bin/arch`" in sun3) @@ -328,9 +379,6 @@ EOF aushp:SunOS:*:*) echo sparc-auspex-sunos${UNAME_RELEASE} exit 0 ;; - atari*:OpenBSD:*:*) - echo m68k-unknown-openbsd${UNAME_RELEASE} - exit 0 ;; # The situation for MiNT is a little confusing. The machine name # can be virtually everything (everything which is not # "atarist" or "atariste" at least should have a processor @@ -357,18 +405,6 @@ EOF *:*MiNT:*:* | *:*mint:*:* | *:*TOS:*:*) echo m68k-unknown-mint${UNAME_RELEASE} exit 0 ;; - sun3*:OpenBSD:*:*) - echo m68k-unknown-openbsd${UNAME_RELEASE} - exit 0 ;; - mac68k:OpenBSD:*:*) - echo m68k-unknown-openbsd${UNAME_RELEASE} - exit 0 ;; - mvme68k:OpenBSD:*:*) - echo m68k-unknown-openbsd${UNAME_RELEASE} - exit 0 ;; - mvme88k:OpenBSD:*:*) - echo m88k-unknown-openbsd${UNAME_RELEASE} - exit 0 ;; powerpc:machten:*:*) echo powerpc-apple-machten${UNAME_RELEASE} exit 0 ;; @@ -385,6 +421,7 @@ EOF echo clipper-intergraph-clix${UNAME_RELEASE} exit 0 ;; mips:*:*:UMIPS | mips:*:*:RISCos) + eval $set_cc_for_build sed 's/^ //' << EOF >$dummy.c #ifdef __cplusplus #include <stdio.h> /* for printf() prototype */ @@ -406,15 +443,20 @@ EOF exit (-1); } EOF - $CC_FOR_BUILD $dummy.c -o $dummy \ - && ./$dummy `echo "${UNAME_RELEASE}" | sed -n 's/\([0-9]*\).*/\1/p'` \ - && rm -f $dummy.c $dummy && exit 0 - rm -f $dummy.c $dummy + $CC_FOR_BUILD -o $dummy $dummy.c \ + && $dummy `echo "${UNAME_RELEASE}" | sed -n 's/\([0-9]*\).*/\1/p'` \ + && exit 0 echo mips-mips-riscos${UNAME_RELEASE} exit 0 ;; Motorola:PowerMAX_OS:*:*) echo powerpc-motorola-powermax exit 0 ;; + Motorola:*:4.3:PL8-*) + echo powerpc-harris-powermax + exit 0 ;; + Night_Hawk:*:*:PowerMAX_OS | Synergy:PowerMAX_OS:*:*) + echo powerpc-harris-powermax + exit 0 ;; Night_Hawk:Power_UNIX:*:*) echo powerpc-harris-powerunix exit 0 ;; @@ -475,6 +517,7 @@ EOF exit 0 ;; *:AIX:2:3) if grep bos325 /usr/include/stdio.h >/dev/null 2>&1; then + eval $set_cc_for_build sed 's/^ //' << EOF >$dummy.c #include <sys/systemcfg.h> @@ -486,8 +529,7 @@ EOF exit(0); } EOF - $CC_FOR_BUILD $dummy.c -o $dummy && ./$dummy && rm -f $dummy.c $dummy && exit 0 - rm -f $dummy.c $dummy + $CC_FOR_BUILD -o $dummy $dummy.c && $dummy && exit 0 echo rs6000-ibm-aix3.2.5 elif grep bos324 /usr/include/stdio.h >/dev/null 2>&1; then echo rs6000-ibm-aix3.2.4 @@ -496,7 +538,7 @@ EOF fi exit 0 ;; *:AIX:*:[45]) - IBM_CPU_ID=`/usr/sbin/lsdev -C -c processor -S available | head -1 | awk '{ print $1 }'` + IBM_CPU_ID=`/usr/sbin/lsdev -C -c processor -S available | sed 1q | awk '{ print $1 }'` if /usr/sbin/lsattr -El ${IBM_CPU_ID} | grep ' POWER' >/dev/null 2>&1; then IBM_ARCH=rs6000 else @@ -536,10 +578,8 @@ EOF 9000/31? ) HP_ARCH=m68000 ;; 9000/[34]?? ) HP_ARCH=m68k ;; 9000/[678][0-9][0-9]) - case "${HPUX_REV}" in - 11.[0-9][0-9]) - if [ -x /usr/bin/getconf ]; then - sc_cpu_version=`/usr/bin/getconf SC_CPU_VERSION 2>/dev/null` + if [ -x /usr/bin/getconf ]; then + sc_cpu_version=`/usr/bin/getconf SC_CPU_VERSION 2>/dev/null` sc_kernel_bits=`/usr/bin/getconf SC_KERNEL_BITS 2>/dev/null` case "${sc_cpu_version}" in 523) HP_ARCH="hppa1.0" ;; # CPU_PA_RISC1_0 @@ -548,12 +588,13 @@ EOF case "${sc_kernel_bits}" in 32) HP_ARCH="hppa2.0n" ;; 64) HP_ARCH="hppa2.0w" ;; + '') HP_ARCH="hppa2.0" ;; # HP-UX 10.20 esac ;; esac - fi ;; - esac - if [ "${HP_ARCH}" = "" ]; then - sed 's/^ //' << EOF >$dummy.c + fi + if [ "${HP_ARCH}" = "" ]; then + eval $set_cc_for_build + sed 's/^ //' << EOF >$dummy.c #define _HPUX_SOURCE #include <stdlib.h> @@ -586,11 +627,21 @@ EOF exit (0); } EOF - (CCOPTS= $CC_FOR_BUILD $dummy.c -o $dummy 2>/dev/null ) && HP_ARCH=`./$dummy` - if test -z "$HP_ARCH"; then HP_ARCH=hppa; fi - rm -f $dummy.c $dummy - fi ;; + (CCOPTS= $CC_FOR_BUILD -o $dummy $dummy.c 2>/dev/null) && HP_ARCH=`$dummy` + test -z "$HP_ARCH" && HP_ARCH=hppa + fi ;; esac + if [ ${HP_ARCH} = "hppa2.0w" ] + then + # avoid double evaluation of $set_cc_for_build + test -n "$CC_FOR_BUILD" || eval $set_cc_for_build + if echo __LP64__ | (CCOPTS= $CC_FOR_BUILD -E -) | grep __LP64__ >/dev/null + then + HP_ARCH="hppa2.0w" + else + HP_ARCH="hppa64" + fi + fi echo ${HP_ARCH}-hp-hpux${HPUX_REV} exit 0 ;; ia64:HP-UX:*:*) @@ -598,6 +649,7 @@ EOF echo ia64-hp-hpux${HPUX_REV} exit 0 ;; 3050*:HI-UX:*:*) + eval $set_cc_for_build sed 's/^ //' << EOF >$dummy.c #include <unistd.h> int @@ -623,8 +675,7 @@ EOF exit (0); } EOF - $CC_FOR_BUILD $dummy.c -o $dummy && ./$dummy && rm -f $dummy.c $dummy && exit 0 - rm -f $dummy.c $dummy + $CC_FOR_BUILD -o $dummy $dummy.c && $dummy && exit 0 echo unknown-hitachi-hiuxwe2 exit 0 ;; 9000/7??:4.3bsd:*:* | 9000/8?[79]:4.3bsd:*:* ) @@ -633,7 +684,7 @@ EOF 9000/8??:4.3bsd:*:*) echo hppa1.0-hp-bsd exit 0 ;; - *9??*:MPE/iX:*:*) + *9??*:MPE/iX:*:* | *3000*:MPE/iX:*:*) echo hppa1.0-hp-mpeix exit 0 ;; hp7??:OSF1:*:* | hp8?[79]:OSF1:*:* ) @@ -652,9 +703,6 @@ EOF parisc*:Lites*:*:*) echo hppa1.1-hp-lites exit 0 ;; - hppa*:OpenBSD:*:*) - echo hppa-unknown-openbsd - exit 0 ;; C1*:ConvexOS:*:* | convex:ConvexOS:C1*:*) echo c1-convex-bsd exit 0 ;; @@ -673,40 +721,37 @@ EOF C4*:ConvexOS:*:* | convex:ConvexOS:C4*:*) echo c4-convex-bsd exit 0 ;; - CRAY*X-MP:*:*:*) - echo xmp-cray-unicos - exit 0 ;; CRAY*Y-MP:*:*:*) - echo ymp-cray-unicos${UNAME_RELEASE} + echo ymp-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/' exit 0 ;; CRAY*[A-Z]90:*:*:*) echo ${UNAME_MACHINE}-cray-unicos${UNAME_RELEASE} \ | sed -e 's/CRAY.*\([A-Z]90\)/\1/' \ - -e y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/ + -e y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/ \ + -e 's/\.[^.]*$/.X/' exit 0 ;; CRAY*TS:*:*:*) echo t90-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/' exit 0 ;; - CRAY*T3D:*:*:*) - echo alpha-cray-unicosmk${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/' - exit 0 ;; CRAY*T3E:*:*:*) echo alphaev5-cray-unicosmk${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/' exit 0 ;; CRAY*SV1:*:*:*) echo sv1-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/' exit 0 ;; - CRAY-2:*:*:*) - echo cray2-cray-unicos - exit 0 ;; + *:UNICOS/mp:*:*) + echo nv1-cray-unicosmp${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/' + exit 0 ;; F30[01]:UNIX_System_V:*:* | F700:UNIX_System_V:*:*) FUJITSU_PROC=`uname -m | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'` FUJITSU_SYS=`uname -p | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/\///'` FUJITSU_REL=`echo ${UNAME_RELEASE} | sed -e 's/ /_/'` echo "${FUJITSU_PROC}-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}" exit 0 ;; - hp300:OpenBSD:*:*) - echo m68k-unknown-openbsd${UNAME_RELEASE} + 5000:UNIX_System_V:4.*:*) + FUJITSU_SYS=`uname -p | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/\///'` + FUJITSU_REL=`echo ${UNAME_RELEASE} | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/ /_/'` + echo "sparc-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}" exit 0 ;; i*86:BSD/386:*:* | i*86:BSD/OS:*:* | *:Ascend\ Embedded/OS:*:*) echo ${UNAME_MACHINE}-pc-bsdi${UNAME_RELEASE} @@ -718,10 +763,21 @@ EOF echo ${UNAME_MACHINE}-unknown-bsdi${UNAME_RELEASE} exit 0 ;; *:FreeBSD:*:*) - echo ${UNAME_MACHINE}-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'` - exit 0 ;; - *:OpenBSD:*:*) - echo ${UNAME_MACHINE}-unknown-openbsd`echo ${UNAME_RELEASE}|sed -e 's/[-_].*/\./'` + # Determine whether the default compiler uses glibc. + eval $set_cc_for_build + sed 's/^ //' << EOF >$dummy.c + #include <features.h> + #if __GLIBC__ >= 2 + LIBC=gnu + #else + LIBC= + #endif +EOF + eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep ^LIBC=` + # GNU/KFreeBSD systems have a "k" prefix to indicate we are using + # FreeBSD's kernel, but not the complete OS. + case ${LIBC} in gnu) kernel_only='k' ;; esac + echo ${UNAME_MACHINE}-unknown-${kernel_only}freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`${LIBC:+-$LIBC} exit 0 ;; i*:CYGWIN*:*) echo ${UNAME_MACHINE}-pc-cygwin @@ -732,11 +788,17 @@ EOF i*:PW*:*) echo ${UNAME_MACHINE}-pc-pw32 exit 0 ;; + x86:Interix*:[34]*) + echo i586-pc-interix${UNAME_RELEASE}|sed -e 's/\..*//' + exit 0 ;; + [345]86:Windows_95:* | [345]86:Windows_98:* | [345]86:Windows_NT:*) + echo i${UNAME_MACHINE}-pc-mks + exit 0 ;; i*:Windows_NT*:* | Pentium*:Windows_NT*:*) # How do we know it's Interix rather than the generic POSIX subsystem? # It also conflicts with pre-2.0 versions of AT&T UWIN. Should we # UNAME_MACHINE based on the output of uname instead of i386? - echo i386-pc-interix + echo i586-pc-interix exit 0 ;; i*:UWIN*:*) echo ${UNAME_MACHINE}-pc-uwin @@ -748,112 +810,84 @@ EOF echo powerpcle-unknown-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'` exit 0 ;; *:GNU:*:*) + # the GNU system echo `echo ${UNAME_MACHINE}|sed -e 's,[-/].*$,,'`-unknown-gnu`echo ${UNAME_RELEASE}|sed -e 's,/.*$,,'` exit 0 ;; + *:GNU/*:*:*) + # other systems with GNU libc and userland + echo ${UNAME_MACHINE}-unknown-`echo ${UNAME_SYSTEM} | sed 's,^[^/]*/,,' | tr '[A-Z]' '[a-z]'``echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`-gnu + exit 0 ;; i*86:Minix:*:*) echo ${UNAME_MACHINE}-pc-minix exit 0 ;; arm*:Linux:*:*) echo ${UNAME_MACHINE}-unknown-linux-gnu exit 0 ;; + cris:Linux:*:*) + echo cris-axis-linux-gnu + exit 0 ;; ia64:Linux:*:*) - echo ${UNAME_MACHINE}-unknown-linux + echo ${UNAME_MACHINE}-unknown-linux-gnu exit 0 ;; m68*:Linux:*:*) echo ${UNAME_MACHINE}-unknown-linux-gnu exit 0 ;; mips:Linux:*:*) - cat >$dummy.c <<EOF -#ifdef __cplusplus -#include <stdio.h> /* for printf() prototype */ -int main (int argc, char *argv[]) { -#else -int main (argc, argv) int argc; char *argv[]; { -#endif -#ifdef __MIPSEB__ - printf ("%s-unknown-linux-gnu\n", argv[1]); -#endif -#ifdef __MIPSEL__ - printf ("%sel-unknown-linux-gnu\n", argv[1]); -#endif - return 0; -} + eval $set_cc_for_build + sed 's/^ //' << EOF >$dummy.c + #undef CPU + #undef mips + #undef mipsel + #if defined(__MIPSEL__) || defined(__MIPSEL) || defined(_MIPSEL) || defined(MIPSEL) + CPU=mipsel + #else + #if defined(__MIPSEB__) || defined(__MIPSEB) || defined(_MIPSEB) || defined(MIPSEB) + CPU=mips + #else + CPU= + #endif + #endif EOF - $CC_FOR_BUILD $dummy.c -o $dummy 2>/dev/null && ./$dummy "${UNAME_MACHINE}" && rm -f $dummy.c $dummy && exit 0 - rm -f $dummy.c $dummy + eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep ^CPU=` + test x"${CPU}" != x && echo "${CPU}-unknown-linux-gnu" && exit 0 ;; - ppc:Linux:*:*) - # Determine Lib Version - cat >$dummy.c <<EOF -#include <features.h> -#if defined(__GLIBC__) -extern char __libc_version[]; -extern char __libc_release[]; -#endif -main(argc, argv) - int argc; - char *argv[]; -{ -#if defined(__GLIBC__) - printf("%s %s\n", __libc_version, __libc_release); -#else - printf("unknown\n"); -#endif - return 0; -} + mips64:Linux:*:*) + eval $set_cc_for_build + sed 's/^ //' << EOF >$dummy.c + #undef CPU + #undef mips64 + #undef mips64el + #if defined(__MIPSEL__) || defined(__MIPSEL) || defined(_MIPSEL) || defined(MIPSEL) + CPU=mips64el + #else + #if defined(__MIPSEB__) || defined(__MIPSEB) || defined(_MIPSEB) || defined(MIPSEB) + CPU=mips64 + #else + CPU= + #endif + #endif EOF - LIBC="" - $CC_FOR_BUILD $dummy.c -o $dummy 2>/dev/null - if test "$?" = 0 ; then - ./$dummy | grep 1\.99 > /dev/null - if test "$?" = 0 ; then LIBC="libc1" ; fi - fi - rm -f $dummy.c $dummy - echo powerpc-unknown-linux-gnu${LIBC} + eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep ^CPU=` + test x"${CPU}" != x && echo "${CPU}-unknown-linux-gnu" && exit 0 + ;; + ppc:Linux:*:*) + echo powerpc-unknown-linux-gnu + exit 0 ;; + ppc64:Linux:*:*) + echo powerpc64-unknown-linux-gnu exit 0 ;; alpha:Linux:*:*) - cat <<EOF >$dummy.s - .data - \$Lformat: - .byte 37,100,45,37,120,10,0 # "%d-%x\n" - .text - .globl main - .align 4 - .ent main - main: - .frame \$30,16,\$26,0 - ldgp \$29,0(\$27) - .prologue 1 - .long 0x47e03d80 # implver \$0 - lda \$2,-1 - .long 0x47e20c21 # amask \$2,\$1 - lda \$16,\$Lformat - mov \$0,\$17 - not \$1,\$18 - jsr \$26,printf - ldgp \$29,0(\$26) - mov 0,\$16 - jsr \$26,exit - .end main -EOF - LIBC="" - $CC_FOR_BUILD $dummy.s -o $dummy 2>/dev/null - if test "$?" = 0 ; then - case `./$dummy` in - 0-0) UNAME_MACHINE="alpha" ;; - 1-0) UNAME_MACHINE="alphaev5" ;; - 1-1) UNAME_MACHINE="alphaev56" ;; - 1-101) UNAME_MACHINE="alphapca56" ;; - 2-303) UNAME_MACHINE="alphaev6" ;; - 2-307) UNAME_MACHINE="alphaev67" ;; - esac - objdump --private-headers $dummy | \ - grep ld.so.1 > /dev/null - if test "$?" = 0 ; then - LIBC="libc1" - fi - fi - rm -f $dummy.s $dummy + case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' < /proc/cpuinfo` in + EV5) UNAME_MACHINE=alphaev5 ;; + EV56) UNAME_MACHINE=alphaev56 ;; + PCA56) UNAME_MACHINE=alphapca56 ;; + PCA57) UNAME_MACHINE=alphapca56 ;; + EV6) UNAME_MACHINE=alphaev6 ;; + EV67) UNAME_MACHINE=alphaev67 ;; + EV68*) UNAME_MACHINE=alphaev68 ;; + esac + objdump --private-headers /bin/sh | grep ld.so.1 >/dev/null + if test "$?" = 0 ; then LIBC="libc1" ; else LIBC="" ; fi echo ${UNAME_MACHINE}-unknown-linux-gnu${LIBC} exit 0 ;; parisc:Linux:*:* | hppa:Linux:*:*) @@ -870,6 +904,9 @@ EOF s390:Linux:*:* | s390x:Linux:*:*) echo ${UNAME_MACHINE}-ibm-linux exit 0 ;; + sh64*:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-gnu + exit 0 ;; sh*:Linux:*:*) echo ${UNAME_MACHINE}-unknown-linux-gnu exit 0 ;; @@ -883,71 +920,62 @@ EOF # The BFD linker knows what the default object file format is, so # first see if it will tell us. cd to the root directory to prevent # problems with other programs or directories called `ld' in the path. - ld_supported_emulations=`cd /; ld --help 2>&1 \ - | sed -ne '/supported emulations:/!d + # Set LC_ALL=C to ensure ld outputs messages in English. + ld_supported_targets=`cd /; LC_ALL=C ld --help 2>&1 \ + | sed -ne '/supported targets:/!d s/[ ][ ]*/ /g - s/.*supported emulations: *// + s/.*supported targets: *// s/ .*// p'` - case "$ld_supported_emulations" in - i*86linux) - echo "${UNAME_MACHINE}-pc-linux-gnuaout" - exit 0 - ;; - elf_i*86) + case "$ld_supported_targets" in + elf32-i386) TENTATIVE="${UNAME_MACHINE}-pc-linux-gnu" ;; - i*86coff) + a.out-i386-linux) + echo "${UNAME_MACHINE}-pc-linux-gnuaout" + exit 0 ;; + coff-i386) echo "${UNAME_MACHINE}-pc-linux-gnucoff" - exit 0 - ;; - esac - # Either a pre-BFD a.out linker (linux-gnuoldld) - # or one that does not give us useful --help. - # GCC wants to distinguish between linux-gnuoldld and linux-gnuaout. - # If ld does not provide *any* "supported emulations:" - # that means it is gnuoldld. - test -z "$ld_supported_emulations" && echo "${UNAME_MACHINE}-pc-linux-gnuoldld" && exit 0 - case "${UNAME_MACHINE}" in - i*86) - VENDOR=pc; - ;; - *) - VENDOR=unknown; - ;; + exit 0 ;; + "") + # Either a pre-BFD a.out linker (linux-gnuoldld) or + # one that does not give us useful --help. + echo "${UNAME_MACHINE}-pc-linux-gnuoldld" + exit 0 ;; esac # Determine whether the default compiler is a.out or elf - cat >$dummy.c <<EOF -#include <features.h> -#ifdef __cplusplus -#include <stdio.h> /* for printf() prototype */ - int main (int argc, char *argv[]) { -#else - int main (argc, argv) int argc; char *argv[]; { -#endif -#ifdef __ELF__ -# ifdef __GLIBC__ -# if __GLIBC__ >= 2 - printf ("%s-${VENDOR}-linux-gnu\n", argv[1]); -# else - printf ("%s-${VENDOR}-linux-gnulibc1\n", argv[1]); -# endif -# else - printf ("%s-${VENDOR}-linux-gnulibc1\n", argv[1]); -# endif -#else - printf ("%s-${VENDOR}-linux-gnuaout\n", argv[1]); -#endif - return 0; -} + eval $set_cc_for_build + sed 's/^ //' << EOF >$dummy.c + #include <features.h> + #ifdef __ELF__ + # ifdef __GLIBC__ + # if __GLIBC__ >= 2 + LIBC=gnu + # else + LIBC=gnulibc1 + # endif + # else + LIBC=gnulibc1 + # endif + #else + #ifdef __INTEL_COMPILER + LIBC=gnu + #else + LIBC=gnuaout + #endif + #endif + #ifdef __dietlibc__ + LIBC=dietlibc + #endif EOF - $CC_FOR_BUILD $dummy.c -o $dummy 2>/dev/null && ./$dummy "${UNAME_MACHINE}" && rm -f $dummy.c $dummy && exit 0 - rm -f $dummy.c $dummy + eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep ^LIBC=` + test x"${LIBC}" != x && echo "${UNAME_MACHINE}-pc-linux-${LIBC}" && exit 0 test x"${TENTATIVE}" != x && echo "${TENTATIVE}" && exit 0 ;; -# ptx 4.0 does uname -s correctly, with DYNIX/ptx in there. earlier versions -# are messed up and put the nodename in both sysname and nodename. i*86:DYNIX/ptx:4*:*) + # ptx 4.0 does uname -s correctly, with DYNIX/ptx in there. + # earlier versions are messed up and put the nodename in both + # sysname and nodename. echo i386-sequent-sysv4 exit 0 ;; i*86:UNIX_SV:4.2MP:2.*) @@ -958,6 +986,23 @@ EOF # Use sysv4.2uw... so that sysv4* matches it. echo ${UNAME_MACHINE}-pc-sysv4.2uw${UNAME_VERSION} exit 0 ;; + i*86:OS/2:*:*) + # If we were able to find `uname', then EMX Unix compatibility + # is probably installed. + echo ${UNAME_MACHINE}-pc-os2-emx + exit 0 ;; + i*86:XTS-300:*:STOP) + echo ${UNAME_MACHINE}-unknown-stop + exit 0 ;; + i*86:atheos:*:*) + echo ${UNAME_MACHINE}-unknown-atheos + exit 0 ;; + i*86:LynxOS:2.*:* | i*86:LynxOS:3.[01]*:* | i*86:LynxOS:4.0*:*) + echo i386-unknown-lynxos${UNAME_RELEASE} + exit 0 ;; + i*86:*DOS:*:*) + echo ${UNAME_MACHINE}-pc-msdosdjgpp + exit 0 ;; i*86:*:4.*:* | i*86:SYSTEM_V:4.*:*) UNAME_REL=`echo ${UNAME_RELEASE} | sed 's/\/MP$//'` if grep Novell /usr/include/link.h >/dev/null 2>/dev/null; then @@ -966,36 +1011,32 @@ EOF echo ${UNAME_MACHINE}-pc-sysv${UNAME_REL} fi exit 0 ;; - i*86:*:5:7*) - # Fixed at (any) Pentium or better - UNAME_MACHINE=i586 - if [ ${UNAME_SYSTEM} = "UnixWare" ] ; then - echo ${UNAME_MACHINE}-sco-sysv${UNAME_RELEASE}uw${UNAME_VERSION} - else - echo ${UNAME_MACHINE}-pc-sysv${UNAME_RELEASE} - fi + i*86:*:5:[78]*) + case `/bin/uname -X | grep "^Machine"` in + *486*) UNAME_MACHINE=i486 ;; + *Pentium) UNAME_MACHINE=i586 ;; + *Pent*|*Celeron) UNAME_MACHINE=i686 ;; + esac + echo ${UNAME_MACHINE}-unknown-sysv${UNAME_RELEASE}${UNAME_SYSTEM}${UNAME_VERSION} exit 0 ;; i*86:*:3.2:*) if test -f /usr/options/cb.name; then UNAME_REL=`sed -n 's/.*Version //p' </usr/options/cb.name` echo ${UNAME_MACHINE}-pc-isc$UNAME_REL elif /bin/uname -X 2>/dev/null >/dev/null ; then - UNAME_REL=`(/bin/uname -X|egrep Release|sed -e 's/.*= //')` - (/bin/uname -X|egrep i80486 >/dev/null) && UNAME_MACHINE=i486 - (/bin/uname -X|egrep '^Machine.*Pentium' >/dev/null) \ + UNAME_REL=`(/bin/uname -X|grep Release|sed -e 's/.*= //')` + (/bin/uname -X|grep i80486 >/dev/null) && UNAME_MACHINE=i486 + (/bin/uname -X|grep '^Machine.*Pentium' >/dev/null) \ && UNAME_MACHINE=i586 - (/bin/uname -X|egrep '^Machine.*Pent ?II' >/dev/null) \ + (/bin/uname -X|grep '^Machine.*Pent *II' >/dev/null) \ && UNAME_MACHINE=i686 - (/bin/uname -X|egrep '^Machine.*Pentium Pro' >/dev/null) \ + (/bin/uname -X|grep '^Machine.*Pentium Pro' >/dev/null) \ && UNAME_MACHINE=i686 echo ${UNAME_MACHINE}-pc-sco$UNAME_REL else echo ${UNAME_MACHINE}-pc-sysv32 fi exit 0 ;; - i*86:*DOS:*:*) - echo ${UNAME_MACHINE}-pc-msdosdjgpp - exit 0 ;; pc:*:*:*) # Left here for compatibility: # uname -m prints for DJGPP always 'pc', but it prints nothing about @@ -1019,9 +1060,15 @@ EOF # "miniframe" echo m68010-convergent-sysv exit 0 ;; + mc68k:UNIX:SYSTEM5:3.51m) + echo m68k-convergent-sysv + exit 0 ;; + M680?0:D-NIX:5.3:*) + echo m68k-diab-dnix + exit 0 ;; M68*:*:R3V[567]*:*) test -r /sysV68 && echo 'm68k-motorola-sysv' && exit 0 ;; - 3[34]??:*:4.0:3.0 | 3[34]??A:*:4.0:3.0 | 3[34]??,*:*:4.0:3.0 | 4850:*:4.0:3.0) + 3[345]??:*:4.0:3.0 | 3[34]??A:*:4.0:3.0 | 3[34]??,*:*:4.0:3.0 | 3[34]??/*:*:4.0:3.0 | 4400:*:4.0:3.0 | 4850:*:4.0:3.0 | SKA40:*:4.0:3.0 | SDS2:*:4.0:3.0 | SHG2:*:4.0:3.0) OS_REL='' test -r /etc/.relid \ && OS_REL=.`sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid` @@ -1038,9 +1085,6 @@ EOF mc68030:UNIX_System_V:4.*:*) echo m68k-atari-sysv4 exit 0 ;; - i*86:LynxOS:2.*:* | i*86:LynxOS:3.[01]*:* | i*86:LynxOS:4.0*:*) - echo i386-unknown-lynxos${UNAME_RELEASE} - exit 0 ;; TSUNAMI:LynxOS:2.*:*) echo sparc-unknown-lynxos${UNAME_RELEASE} exit 0 ;; @@ -1067,8 +1111,8 @@ EOF echo ns32k-sni-sysv fi exit 0 ;; - PENTIUM:CPunix:4.0*:*) # Unisys `ClearPath HMP IX 4000' SVR4/MP effort - # says <Richard.M.Bartel@ccMail.Census.GOV> + PENTIUM:*:4.0*:*) # Unisys `ClearPath HMP IX 4000' SVR4/MP effort + # says <Richard.M.Bartel@ccMail.Census.GOV> echo i586-unisys-sysv4 exit 0 ;; *:UNIX_System_V:4*:FTX*) @@ -1080,6 +1124,10 @@ EOF # From seanf@swdc.stratus.com. echo i860-stratus-sysv4 exit 0 ;; + *:VOS:*:*) + # From Paul.Green@stratus.com. + echo hppa1.1-stratus-vos + exit 0 ;; mc68*:A/UX:*:*) echo m68k-apple-aux${UNAME_RELEASE} exit 0 ;; @@ -1108,6 +1156,9 @@ EOF SX-5:SUPER-UX:*:*) echo sx5-nec-superux${UNAME_RELEASE} exit 0 ;; + SX-6:SUPER-UX:*:*) + echo sx6-nec-superux${UNAME_RELEASE} + exit 0 ;; Power*:Rhapsody:*:*) echo powerpc-apple-rhapsody${UNAME_RELEASE} exit 0 ;; @@ -1115,18 +1166,24 @@ EOF echo ${UNAME_MACHINE}-apple-rhapsody${UNAME_RELEASE} exit 0 ;; *:Darwin:*:*) - echo `uname -p`-apple-darwin${UNAME_RELEASE} + case `uname -p` in + *86) UNAME_PROCESSOR=i686 ;; + powerpc) UNAME_PROCESSOR=powerpc ;; + esac + echo ${UNAME_PROCESSOR}-apple-darwin${UNAME_RELEASE} exit 0 ;; *:procnto*:*:* | *:QNX:[0123456789]*:*) - if test "${UNAME_MACHINE}" = "x86pc"; then + UNAME_PROCESSOR=`uname -p` + if test "$UNAME_PROCESSOR" = "x86"; then + UNAME_PROCESSOR=i386 UNAME_MACHINE=pc fi - echo `uname -p`-${UNAME_MACHINE}-nto-qnx + echo ${UNAME_PROCESSOR}-${UNAME_MACHINE}-nto-qnx${UNAME_RELEASE} exit 0 ;; *:QNX:*:4*) echo i386-pc-qnx exit 0 ;; - NSR-[KW]:NONSTOP_KERNEL:*:*) + NSR-[DGKLNPTVWY]:NONSTOP_KERNEL:*:*) echo nsr-tandem-nsk${UNAME_RELEASE} exit 0 ;; *:NonStop-UX:*:*) @@ -1149,11 +1206,6 @@ EOF fi echo ${UNAME_MACHINE}-unknown-plan9 exit 0 ;; - i*86:OS/2:*:*) - # If we were able to find `uname', then EMX Unix compatibility - # is probably installed. - echo ${UNAME_MACHINE}-pc-os2-emx - exit 0 ;; *:TOPS-10:*:*) echo pdp10-unknown-tops10 exit 0 ;; @@ -1172,11 +1224,18 @@ EOF *:ITS:*:*) echo pdp10-unknown-its exit 0 ;; + SEI:*:*:SEIUX) + echo mips-sei-seiux${UNAME_RELEASE} + exit 0 ;; + *:DRAGONFLY:*:*) + echo ${UNAME_MACHINE}-unknown-dragonfly${UNAME_RELEASE} + exit 0 ;; esac #echo '(No uname command or uname output not recognized.)' 1>&2 #echo "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" 1>&2 +eval $set_cc_for_build cat >$dummy.c <<EOF #ifdef _SEQUENT_ # include <sys/types.h> @@ -1291,8 +1350,7 @@ main () } EOF -$CC_FOR_BUILD $dummy.c -o $dummy 2>/dev/null && ./$dummy && rm -f $dummy.c $dummy && exit 0 -rm -f $dummy.c $dummy +$CC_FOR_BUILD -o $dummy $dummy.c 2>/dev/null && $dummy && exit 0 # Apollos put the system type in the environment. diff --git a/contrib/libpcap/config.h.in b/contrib/libpcap/config.h.in index dfa7b36..1c41d04 100644 --- a/contrib/libpcap/config.h.in +++ b/contrib/libpcap/config.h.in @@ -3,9 +3,6 @@ /* Define to empty if the keyword does not work. */ #undef const -/* Define as __inline if that's what the C compiler calls it. */ -#undef inline - /* Long story short: aclocal.m4 depends on autoconf 2.13 * implementation details wrt "const"; newer versions * have different implementation details so for now we @@ -17,12 +14,18 @@ /* Define if you have the ether_hostton function. */ #undef HAVE_ETHER_HOSTTON +/* Define if you have the snprintf function. */ +#undef HAVE_SNPRINTF + /* Define if you have the strerror function. */ #undef HAVE_STRERROR /* Define if you have the strlcpy function. */ #undef HAVE_STRLCPY +/* Define if you have the vsnprintf function. */ +#undef HAVE_VSNPRINTF + /* Define if you have the <ifaddrs.h> header file. */ #undef HAVE_IFADDRS_H @@ -47,6 +50,9 @@ /* needed on HP-UX */ #undef _HPUX_SOURCE +/* Define as token for inline if inlining supported */ +#undef inline + /* define if your compiler has __attribute__ */ #undef HAVE___ATTRIBUTE__ @@ -83,6 +89,9 @@ /* define if you have a /proc/net/dev */ #undef HAVE_PROC_NET_DEV +/* define if you have a DAG API */ +#undef HAVE_DAG_API + /* define on AIX to get certain functions */ #undef _SUN @@ -104,6 +113,9 @@ /* if struct sockaddr has sa_len */ #undef HAVE_SOCKADDR_SA_LEN +/* if struct sockaddr_storage exists */ +#undef HAVE_SOCKADDR_STORAGE + /* if ppa_info_t_dl_module_id exists */ #undef HAVE_HP_PPA_INFO_T_DL_MODULE_ID_1 diff --git a/contrib/libpcap/config.sub b/contrib/libpcap/config.sub index a06a480..5698174 100755 --- a/contrib/libpcap/config.sub +++ b/contrib/libpcap/config.sub @@ -1,9 +1,9 @@ #! /bin/sh # Configuration validation subroutine script. -# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001 -# Free Software Foundation, Inc. +# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, +# 2000, 2001, 2002, 2003 Free Software Foundation, Inc. -timestamp='2001-04-20' +timestamp='2003-11-03' # This file is (in principle) common to ALL GNU software. # The presence of a machine in this file suggests that SOME GNU software @@ -29,7 +29,8 @@ timestamp='2001-04-20' # configuration script generated by Autoconf, you may include it under # the same distribution terms that you use for the rest of that program. -# Please send patches to <config-patches@gnu.org>. +# Please send patches to <config-patches@gnu.org>. Submit a context +# diff and a properly formatted ChangeLog entry. # # Configuration subroutine to validate and canonicalize a configuration type. # Supply the specified configuration type as an argument. @@ -117,7 +118,8 @@ esac # Here we must recognize all the valid KERNEL-OS combinations. maybe_os=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\2/'` case $maybe_os in - nto-qnx* | linux-gnu* | storm-chaos* | os2-emx*) + nto-qnx* | linux-gnu* | linux-dietlibc | linux-uclibc* | uclinux-uclibc* | uclinux-gnu* | \ + kfreebsd*-gnu* | knetbsd*-gnu* | netbsd*-gnu* | storm-chaos* | os2-emx* | rtmk-nova*) os=-$maybe_os basic_machine=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'` ;; @@ -157,6 +159,14 @@ case $os in os=-vxworks basic_machine=$1 ;; + -chorusos*) + os=-chorusos + basic_machine=$1 + ;; + -chorusrdb) + os=-chorusrdb + basic_machine=$1 + ;; -hiux*) os=-hiuxwe2 ;; @@ -215,26 +225,50 @@ esac case $basic_machine in # Recognize the basic CPU types without company name. # Some are omitted here because they have special meanings below. - tahoe | i860 | ia64 | m32r | m68k | m68000 | m88k | ns32k | arc \ - | arm | arme[lb] | arm[bl]e | armv[2345] | armv[345][lb] | strongarm | xscale \ - | pyramid | mn10200 | mn10300 | tron | a29k \ - | 580 | i960 | h8300 \ - | x86 | ppcbe | mipsbe | mipsle | shbe | shle \ - | hppa | hppa1.0 | hppa1.1 | hppa2.0 | hppa2.0w | hppa2.0n \ - | hppa64 \ - | alpha | alphaev[4-8] | alphaev56 | alphapca5[67] \ - | alphaev6[78] \ - | we32k | ns16k | clipper | i370 | sh | sh[34] \ - | powerpc | powerpcle \ - | 1750a | dsp16xx | pdp10 | pdp11 \ - | mips16 | mips64 | mipsel | mips64el \ - | mips64orion | mips64orionel | mipstx39 | mipstx39el \ - | mips64vr4300 | mips64vr4300el | mips64vr4100 | mips64vr4100el \ - | mips64vr5000 | miprs64vr5000el | mcore | s390 | s390x \ - | sparc | sparclet | sparclite | sparc64 | sparcv9 | sparcv9b \ - | v850 | c4x \ - | thumb | d10v | d30v | fr30 | avr | openrisc | tic80 \ - | pj | pjl | h8500) + 1750a | 580 \ + | a29k \ + | alpha | alphaev[4-8] | alphaev56 | alphaev6[78] | alphapca5[67] \ + | alpha64 | alpha64ev[4-8] | alpha64ev56 | alpha64ev6[78] | alpha64pca5[67] \ + | am33_2.0 \ + | arc | arm | arm[bl]e | arme[lb] | armv[2345] | armv[345][lb] | avr \ + | c4x | clipper \ + | d10v | d30v | dlx | dsp16xx \ + | fr30 | frv \ + | h8300 | h8500 | hppa | hppa1.[01] | hppa2.0 | hppa2.0[nw] | hppa64 \ + | i370 | i860 | i960 | ia64 \ + | ip2k | iq2000 \ + | m32r | m68000 | m68k | m88k | mcore \ + | mips | mipsbe | mipseb | mipsel | mipsle \ + | mips16 \ + | mips64 | mips64el \ + | mips64vr | mips64vrel \ + | mips64orion | mips64orionel \ + | mips64vr4100 | mips64vr4100el \ + | mips64vr4300 | mips64vr4300el \ + | mips64vr5000 | mips64vr5000el \ + | mipsisa32 | mipsisa32el \ + | mipsisa32r2 | mipsisa32r2el \ + | mipsisa64 | mipsisa64el \ + | mipsisa64r2 | mipsisa64r2el \ + | mipsisa64sb1 | mipsisa64sb1el \ + | mipsisa64sr71k | mipsisa64sr71kel \ + | mipstx39 | mipstx39el \ + | mn10200 | mn10300 \ + | msp430 \ + | ns16k | ns32k \ + | openrisc | or32 \ + | pdp10 | pdp11 | pj | pjl \ + | powerpc | powerpc64 | powerpc64le | powerpcle | ppcbe \ + | pyramid \ + | sh | sh[1234] | sh[23]e | sh[34]eb | shbe | shle | sh[1234]le | sh3ele \ + | sh64 | sh64le \ + | sparc | sparc64 | sparc86x | sparclet | sparclite | sparcv9 | sparcv9b \ + | strongarm \ + | tahoe | thumb | tic4x | tic80 | tron \ + | v850 | v850e \ + | we32k \ + | x86 | xscale | xstormy16 | xtensa \ + | z8k) basic_machine=$basic_machine-unknown ;; m6811 | m68hc11 | m6812 | m68hc12) @@ -242,7 +276,7 @@ case $basic_machine in basic_machine=$basic_machine-unknown os=-none ;; - m88110 | m680[12346]0 | m683?2 | m68360 | m5200 | z8k | v70 | w65) + m88110 | m680[12346]0 | m683?2 | m68360 | m5200 | v70 | w65 | z8k) ;; # We use `pc' rather than `unknown' @@ -257,31 +291,61 @@ case $basic_machine in exit 1 ;; # Recognize the basic CPU types with company name. - # FIXME: clean up the formatting here. - vax-* | tahoe-* | i*86-* | i860-* | ia64-* | m32r-* | m68k-* | m68000-* \ - | m88k-* | sparc-* | ns32k-* | fx80-* | arc-* | c[123]* \ - | arm-* | armbe-* | armle-* | armv*-* | strongarm-* | xscale-* \ - | mips-* | pyramid-* | tron-* | a29k-* | romp-* | rs6000-* \ - | power-* | none-* | 580-* | cray2-* | h8300-* | h8500-* | i960-* \ - | xmp-* | ymp-* \ - | x86-* | ppcbe-* | mipsbe-* | mipsle-* | shbe-* | shle-* \ - | hppa-* | hppa1.0-* | hppa1.1-* | hppa2.0-* | hppa2.0w-* \ - | hppa2.0n-* | hppa64-* \ - | alpha-* | alphaev[4-8]-* | alphaev56-* | alphapca5[67]-* \ - | alphaev6[78]-* \ - | we32k-* | cydra-* | ns16k-* | pn-* | np1-* | xps100-* \ - | clipper-* | orion-* \ - | sparclite-* | pdp10-* | pdp11-* | sh-* | powerpc-* | powerpcle-* \ - | sparc64-* | sparcv9-* | sparcv9b-* | sparc86x-* \ - | mips16-* | mips64-* | mipsel-* \ - | mips64el-* | mips64orion-* | mips64orionel-* \ - | mips64vr4100-* | mips64vr4100el-* | mips64vr4300-* | mips64vr4300el-* \ - | mipstx39-* | mipstx39el-* | mcore-* \ - | f30[01]-* | f700-* | s390-* | s390x-* | sv1-* | t3e-* \ - | [cjt]90-* \ - | m88110-* | m680[01234]0-* | m683?2-* | m68360-* | z8k-* | d10v-* \ - | thumb-* | v850-* | d30v-* | tic30-* | tic80-* | c30-* | fr30-* \ - | bs2000-* | tic54x-* | c54x-* | x86_64-* | pj-* | pjl-*) + 580-* \ + | a29k-* \ + | alpha-* | alphaev[4-8]-* | alphaev56-* | alphaev6[78]-* \ + | alpha64-* | alpha64ev[4-8]-* | alpha64ev56-* | alpha64ev6[78]-* \ + | alphapca5[67]-* | alpha64pca5[67]-* | arc-* \ + | arm-* | armbe-* | armle-* | armeb-* | armv*-* \ + | avr-* \ + | bs2000-* \ + | c[123]* | c30-* | [cjt]90-* | c4x-* | c54x-* | c55x-* | c6x-* \ + | clipper-* | cydra-* \ + | d10v-* | d30v-* | dlx-* \ + | elxsi-* \ + | f30[01]-* | f700-* | fr30-* | frv-* | fx80-* \ + | h8300-* | h8500-* \ + | hppa-* | hppa1.[01]-* | hppa2.0-* | hppa2.0[nw]-* | hppa64-* \ + | i*86-* | i860-* | i960-* | ia64-* \ + | ip2k-* | iq2000-* \ + | m32r-* \ + | m68000-* | m680[012346]0-* | m68360-* | m683?2-* | m68k-* \ + | m88110-* | m88k-* | mcore-* \ + | mips-* | mipsbe-* | mipseb-* | mipsel-* | mipsle-* \ + | mips16-* \ + | mips64-* | mips64el-* \ + | mips64vr-* | mips64vrel-* \ + | mips64orion-* | mips64orionel-* \ + | mips64vr4100-* | mips64vr4100el-* \ + | mips64vr4300-* | mips64vr4300el-* \ + | mips64vr5000-* | mips64vr5000el-* \ + | mipsisa32-* | mipsisa32el-* \ + | mipsisa32r2-* | mipsisa32r2el-* \ + | mipsisa64-* | mipsisa64el-* \ + | mipsisa64r2-* | mipsisa64r2el-* \ + | mipsisa64sb1-* | mipsisa64sb1el-* \ + | mipsisa64sr71k-* | mipsisa64sr71kel-* \ + | mipstx39-* | mipstx39el-* \ + | msp430-* \ + | none-* | np1-* | nv1-* | ns16k-* | ns32k-* \ + | orion-* \ + | pdp10-* | pdp11-* | pj-* | pjl-* | pn-* | power-* \ + | powerpc-* | powerpc64-* | powerpc64le-* | powerpcle-* | ppcbe-* \ + | pyramid-* \ + | romp-* | rs6000-* \ + | sh-* | sh[1234]-* | sh[23]e-* | sh[34]eb-* | shbe-* \ + | shle-* | sh[1234]le-* | sh3ele-* | sh64-* | sh64le-* \ + | sparc-* | sparc64-* | sparc86x-* | sparclet-* | sparclite-* \ + | sparcv9-* | sparcv9b-* | strongarm-* | sv1-* | sx?-* \ + | tahoe-* | thumb-* \ + | tic30-* | tic4x-* | tic54x-* | tic55x-* | tic6x-* | tic80-* \ + | tron-* \ + | v850-* | v850e-* | vax-* \ + | we32k-* \ + | x86-* | x86_64-* | xps100-* | xscale-* | xstormy16-* \ + | xtensa-* \ + | ymp-* \ + | z8k-*) ;; # Recognize the various machine names and aliases which stand # for a CPU type and a company and sometimes even an OS. @@ -313,6 +377,9 @@ case $basic_machine in basic_machine=a29k-none os=-bsd ;; + amd64) + basic_machine=x86_64-pc + ;; amdahl) basic_machine=580-amdahl os=-sysv @@ -344,6 +411,10 @@ case $basic_machine in basic_machine=ns32k-sequent os=-dynix ;; + c90) + basic_machine=c90-cray + os=-unicos + ;; convex-c1) basic_machine=c1-convex os=-bsd @@ -364,16 +435,8 @@ case $basic_machine in basic_machine=c38-convex os=-bsd ;; - cray | ymp) - basic_machine=ymp-cray - os=-unicos - ;; - cray2) - basic_machine=cray2-cray - os=-unicos - ;; - [cjt]90) - basic_machine=${basic_machine}-cray + cray | j90) + basic_machine=j90-cray os=-unicos ;; crds | unos) @@ -388,6 +451,14 @@ case $basic_machine in decstation | decstation-3100 | pmax | pmax-* | pmin | dec3100 | decstatn) basic_machine=mips-dec ;; + decsystem10* | dec10*) + basic_machine=pdp10-dec + os=-tops10 + ;; + decsystem20* | dec20*) + basic_machine=pdp10-dec + os=-tops20 + ;; delta | 3300 | motorola-3300 | motorola-delta \ | 3300-motorola | delta-motorola) basic_machine=m68k-motorola @@ -568,14 +639,6 @@ case $basic_machine in basic_machine=m68k-atari os=-mint ;; - mipsel*-linux*) - basic_machine=mipsel-unknown - os=-linux-gnu - ;; - mips*-linux*) - basic_machine=mips-unknown - os=-linux-gnu - ;; mips3*-*) basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'` ;; @@ -590,6 +653,10 @@ case $basic_machine in basic_machine=m68k-rom68k os=-coff ;; + morphos) + basic_machine=powerpc-unknown + os=-morphos + ;; msdos) basic_machine=i386-pc os=-msdos @@ -662,6 +729,10 @@ case $basic_machine in np1) basic_machine=np1-gould ;; + nv1) + basic_machine=nv1-cray + os=-unicosmp + ;; nsr-tandem) basic_machine=nsr-tandem ;; @@ -669,6 +740,14 @@ case $basic_machine in basic_machine=hppa1.1-oki os=-proelf ;; + or32 | or32-*) + basic_machine=or32-unknown + os=-coff + ;; + os400) + basic_machine=powerpc-ibm + os=-os400 + ;; OSE68000 | ose68000) basic_machine=m68000-ericsson os=-ose @@ -691,42 +770,58 @@ case $basic_machine in pbb) basic_machine=m68k-tti ;; - pc532 | pc532-*) + pc532 | pc532-*) basic_machine=ns32k-pc532 ;; - pentium | p5 | k5 | k6 | nexgen) + pentium | p5 | k5 | k6 | nexgen | viac3) basic_machine=i586-pc ;; - pentiumpro | p6 | 6x86 | athlon) + pentiumpro | p6 | 6x86 | athlon | athlon_*) basic_machine=i686-pc ;; - pentiumii | pentium2) + pentiumii | pentium2 | pentiumiii | pentium3) basic_machine=i686-pc ;; - pentium-* | p5-* | k5-* | k6-* | nexgen-*) + pentium4) + basic_machine=i786-pc + ;; + pentium-* | p5-* | k5-* | k6-* | nexgen-* | viac3-*) basic_machine=i586-`echo $basic_machine | sed 's/^[^-]*-//'` ;; pentiumpro-* | p6-* | 6x86-* | athlon-*) basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'` ;; - pentiumii-* | pentium2-*) + pentiumii-* | pentium2-* | pentiumiii-* | pentium3-*) basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'` ;; + pentium4-*) + basic_machine=i786-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; pn) basic_machine=pn-gould ;; power) basic_machine=power-ibm ;; ppc) basic_machine=powerpc-unknown - ;; + ;; ppc-*) basic_machine=powerpc-`echo $basic_machine | sed 's/^[^-]*-//'` ;; ppcle | powerpclittle | ppc-le | powerpc-little) basic_machine=powerpcle-unknown - ;; + ;; ppcle-* | powerpclittle-*) basic_machine=powerpcle-`echo $basic_machine | sed 's/^[^-]*-//'` ;; + ppc64) basic_machine=powerpc64-unknown + ;; + ppc64-*) basic_machine=powerpc64-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + ppc64le | powerpc64little | ppc64-le | powerpc64-little) + basic_machine=powerpc64le-unknown + ;; + ppc64le-* | powerpc64little-*) + basic_machine=powerpc64le-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; ps2) basic_machine=i386-ibm ;; @@ -744,10 +839,26 @@ case $basic_machine in rtpc | rtpc-*) basic_machine=romp-ibm ;; + s390 | s390-*) + basic_machine=s390-ibm + ;; + s390x | s390x-*) + basic_machine=s390x-ibm + ;; sa29200) basic_machine=a29k-amd os=-udi ;; + sb1) + basic_machine=mipsisa64sb1-unknown + ;; + sb1el) + basic_machine=mipsisa64sb1el-unknown + ;; + sei) + basic_machine=mips-sei + os=-seiux + ;; sequent) basic_machine=i386-sequent ;; @@ -755,7 +866,10 @@ case $basic_machine in basic_machine=sh-hitachi os=-hms ;; - sparclite-wrs) + sh64) + basic_machine=sh64-unknown + ;; + sparclite-wrs | simso-wrs) basic_machine=sparclite-wrs os=-vxworks ;; @@ -822,22 +936,42 @@ case $basic_machine in os=-dynix ;; t3e) - basic_machine=t3e-cray + basic_machine=alphaev5-cray + os=-unicos + ;; + t90) + basic_machine=t90-cray os=-unicos ;; tic54x | c54x*) basic_machine=tic54x-unknown os=-coff ;; + tic55x | c55x*) + basic_machine=tic55x-unknown + os=-coff + ;; + tic6x | c6x*) + basic_machine=tic6x-unknown + os=-coff + ;; tx39) basic_machine=mipstx39-unknown ;; tx39el) basic_machine=mipstx39el-unknown ;; + toad1) + basic_machine=pdp10-xkl + os=-tops20 + ;; tower | tower-32) basic_machine=m68k-ncr ;; + tpf) + basic_machine=s390x-ibm + os=-tpf + ;; udi29k) basic_machine=a29k-amd os=-udi @@ -859,8 +993,8 @@ case $basic_machine in os=-vms ;; vpp*|vx|vx-*) - basic_machine=f301-fujitsu - ;; + basic_machine=f301-fujitsu + ;; vxworks960) basic_machine=i960-wrs os=-vxworks @@ -881,13 +1015,13 @@ case $basic_machine in basic_machine=hppa1.1-winbond os=-proelf ;; - xmp) - basic_machine=xmp-cray - os=-unicos - ;; - xps | xps100) + xps | xps100) basic_machine=xps100-honeywell ;; + ymp) + basic_machine=ymp-cray + os=-unicos + ;; z8k-*-coff) basic_machine=z8k-unknown os=-sim @@ -908,13 +1042,6 @@ case $basic_machine in op60c) basic_machine=hppa1.1-oki ;; - mips) - if [ x$os = x-linux-gnu ]; then - basic_machine=mips-unknown - else - basic_machine=mips-mips - fi - ;; romp) basic_machine=romp-ibm ;; @@ -934,13 +1061,16 @@ case $basic_machine in we32k) basic_machine=we32k-att ;; - sh3 | sh4) + sh3 | sh4 | sh[34]eb | sh[1234]le | sh[23]ele) basic_machine=sh-unknown ;; + sh64) + basic_machine=sh64-unknown + ;; sparc | sparcv9 | sparcv9b) basic_machine=sparc-sun ;; - cydra) + cydra) basic_machine=cydra-cydrome ;; orion) @@ -955,10 +1085,6 @@ case $basic_machine in pmac | pmac-mpw) basic_machine=powerpc-apple ;; - c4x*) - basic_machine=c4x-none - os=-coff - ;; *-unknown) # Make sure to match an already-canonicalized machine name. ;; @@ -1014,15 +1140,19 @@ case $os in | -aos* \ | -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* \ | -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \ - | -hiux* | -386bsd* | -netbsd* | -openbsd* | -freebsd* | -riscix* \ + | -hiux* | -386bsd* | -knetbsd* | -netbsd* | -openbsd* | -kfreebsd* | -freebsd* | -riscix* \ | -lynxos* | -bosx* | -nextstep* | -cxux* | -aout* | -elf* | -oabi* \ | -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \ | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \ + | -chorusos* | -chorusrdb* \ | -cygwin* | -pe* | -psos* | -moss* | -proelf* | -rtems* \ - | -mingw32* | -linux-gnu* | -uxpv* | -beos* | -mpeix* | -udk* \ - | -interix* | -uwin* | -rhapsody* | -darwin* | -opened* \ + | -mingw32* | -linux-gnu* | -linux-uclibc* | -uxpv* | -beos* | -mpeix* | -udk* \ + | -interix* | -uwin* | -mks* | -rhapsody* | -darwin* | -opened* \ | -openstep* | -oskit* | -conix* | -pw32* | -nonstopux* \ - | -storm-chaos* | -tops10* | -tenex* | -tops20* | -its* | -os2*) + | -storm-chaos* | -tops10* | -tenex* | -tops20* | -its* \ + | -os2* | -vos* | -palmos* | -uclinux* | -nucleus* \ + | -morphos* | -superux* | -rtmk* | -rtmk-nova* | -windiss* \ + | -powermax* | -dnix* | -nx6 | -nx7 | -sei* | -dragonfly*) # Remember, each alternative MUST END IN *, to match a version number. ;; -qnx*) @@ -1034,8 +1164,10 @@ case $os in ;; esac ;; + -nto-qnx*) + ;; -nto*) - os=-nto-qnx + os=`echo $os | sed -e 's|nto|nto-qnx|'` ;; -sim | -es1800* | -hms* | -xray | -os68k* | -none* | -v88r* \ | -windows* | -osx | -abug | -netware* | -os9* | -beos* \ @@ -1044,6 +1176,9 @@ case $os in -mac*) os=`echo $os | sed -e 's|mac|macos|'` ;; + -linux-dietlibc) + os=-linux-dietlibc + ;; -linux*) os=`echo $os | sed -e 's|linux|linux-gnu|'` ;; @@ -1056,6 +1191,9 @@ case $os in -opened*) os=-openedition ;; + -os400*) + os=-os400 + ;; -wince*) os=-wince ;; @@ -1074,14 +1212,20 @@ case $os in -acis*) os=-aos ;; + -atheos*) + os=-atheos + ;; -386bsd) os=-bsd ;; -ctix* | -uts*) os=-sysv ;; + -nova*) + os=-rtmk-nova + ;; -ns2 ) - os=-nextstep2 + os=-nextstep2 ;; -nsk*) os=-nsk @@ -1093,6 +1237,9 @@ case $os in -sinix*) os=-sysv4 ;; + -tpf*) + os=-tpf + ;; -triton*) os=-sysv3 ;; @@ -1120,8 +1267,14 @@ case $os in -xenix) os=-xenix ;; - -*mint | -mint[0-9]* | -*MiNT | -MiNT[0-9]*) - os=-mint + -*mint | -mint[0-9]* | -*MiNT | -MiNT[0-9]*) + os=-mint + ;; + -aros*) + os=-aros + ;; + -kaos*) + os=-kaos ;; -none) ;; @@ -1154,10 +1307,14 @@ case $basic_machine in arm*-semi) os=-aout ;; + c4x-* | tic4x-*) + os=-coff + ;; + # This must come before the *-dec entry. pdp10-*) os=-tops20 ;; - pdp11-*) + pdp11-*) os=-none ;; *-dec | vax-*) @@ -1184,6 +1341,9 @@ case $basic_machine in mips*-*) os=-elf ;; + or32-*) + os=-coff + ;; *-tti) # must be before sparc entry or we get the wrong os. os=-sysv3 ;; @@ -1247,19 +1407,19 @@ case $basic_machine in *-next) os=-nextstep3 ;; - *-gould) + *-gould) os=-sysv ;; - *-highlevel) + *-highlevel) os=-bsd ;; *-encore) os=-bsd ;; - *-sgi) + *-sgi) os=-irix ;; - *-siemens) + *-siemens) os=-sysv4 ;; *-masscomp) @@ -1328,10 +1488,16 @@ case $basic_machine in -mvs* | -opened*) vendor=ibm ;; + -os400*) + vendor=ibm + ;; -ptx*) vendor=sequent ;; - -vxsim* | -vxworks*) + -tpf*) + vendor=ibm + ;; + -vxsim* | -vxworks* | -windiss*) vendor=wrs ;; -aux*) @@ -1346,6 +1512,9 @@ case $basic_machine in -*mint | -mint[0-9]* | -*MiNT | -MiNT[0-9]*) vendor=atari ;; + -vos*) + vendor=stratus + ;; esac basic_machine=`echo $basic_machine | sed "s/unknown/$vendor/"` ;; diff --git a/contrib/libpcap/configure b/contrib/libpcap/configure index 65d6393..a0abec5e 100755 --- a/contrib/libpcap/configure +++ b/contrib/libpcap/configure @@ -1,78 +1,325 @@ #! /bin/sh +# From configure.in Revision: 1.100.2.4 . +# Guess values for system-dependent variables and create Makefiles. +# Generated by GNU Autoconf 2.57. +# +# Copyright 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001, 2002 +# Free Software Foundation, Inc. +# This configure script is free software; the Free Software Foundation +# gives unlimited permission to copy, distribute and modify it. +## --------------------- ## +## M4sh Initialization. ## +## --------------------- ## + +# Be Bourne compatible +if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then + emulate sh + NULLCMD=: + # Zsh 3.x and 4.x performs word splitting on ${1+"$@"}, which + # is contrary to our usage. Disable this feature. + alias -g '${1+"$@"}'='"$@"' +elif test -n "${BASH_VERSION+set}" && (set -o posix) >/dev/null 2>&1; then + set -o posix +fi -# From configure.in Revision: 1.94 - - - - - - - - - +# Support unset when possible. +if (FOO=FOO; unset FOO) >/dev/null 2>&1; then + as_unset=unset +else + as_unset=false +fi +# Work around bugs in pre-3.0 UWIN ksh. +$as_unset ENV MAIL MAILPATH +PS1='$ ' +PS2='> ' +PS4='+ ' +# NLS nuisances. +for as_var in \ + LANG LANGUAGE LC_ADDRESS LC_ALL LC_COLLATE LC_CTYPE LC_IDENTIFICATION \ + LC_MEASUREMENT LC_MESSAGES LC_MONETARY LC_NAME LC_NUMERIC LC_PAPER \ + LC_TELEPHONE LC_TIME +do + if (set +x; test -n "`(eval $as_var=C; export $as_var) 2>&1`"); then + eval $as_var=C; export $as_var + else + $as_unset $as_var + fi +done +# Required to use basename. +if expr a : '\(a\)' >/dev/null 2>&1; then + as_expr=expr +else + as_expr=false +fi +if (basename /) >/dev/null 2>&1 && test "X`basename / 2>&1`" = "X/"; then + as_basename=basename +else + as_basename=false +fi +# Name of the executable. +as_me=`$as_basename "$0" || +$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \ + X"$0" : 'X\(//\)$' \| \ + X"$0" : 'X\(/\)$' \| \ + . : '\(.\)' 2>/dev/null || +echo X/"$0" | + sed '/^.*\/\([^/][^/]*\)\/*$/{ s//\1/; q; } + /^X\/\(\/\/\)$/{ s//\1/; q; } + /^X\/\(\/\).*/{ s//\1/; q; } + s/.*/./; q'` + + +# PATH needs CR, and LINENO needs CR and PATH. +# Avoid depending upon Character Ranges. +as_cr_letters='abcdefghijklmnopqrstuvwxyz' +as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ' +as_cr_Letters=$as_cr_letters$as_cr_LETTERS +as_cr_digits='0123456789' +as_cr_alnum=$as_cr_Letters$as_cr_digits + +# The user is always right. +if test "${PATH_SEPARATOR+set}" != set; then + echo "#! /bin/sh" >conf$$.sh + echo "exit 0" >>conf$$.sh + chmod +x conf$$.sh + if (PATH="/nonexistent;."; conf$$.sh) >/dev/null 2>&1; then + PATH_SEPARATOR=';' + else + PATH_SEPARATOR=: + fi + rm -f conf$$.sh +fi + as_lineno_1=$LINENO + as_lineno_2=$LINENO + as_lineno_3=`(expr $as_lineno_1 + 1) 2>/dev/null` + test "x$as_lineno_1" != "x$as_lineno_2" && + test "x$as_lineno_3" = "x$as_lineno_2" || { + # Find who we are. Look in the path if we contain no path at all + # relative or not. + case $0 in + *[\\/]* ) as_myself=$0 ;; + *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break +done + ;; + esac + # We did not find ourselves, most probably we were run as `sh COMMAND' + # in which case we are not to be found in the path. + if test "x$as_myself" = x; then + as_myself=$0 + fi + if test ! -f "$as_myself"; then + { echo "$as_me: error: cannot find myself; rerun with an absolute path" >&2 + { (exit 1); exit 1; }; } + fi + case $CONFIG_SHELL in + '') + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for as_base in sh bash ksh sh5; do + case $as_dir in + /*) + if ("$as_dir/$as_base" -c ' + as_lineno_1=$LINENO + as_lineno_2=$LINENO + as_lineno_3=`(expr $as_lineno_1 + 1) 2>/dev/null` + test "x$as_lineno_1" != "x$as_lineno_2" && + test "x$as_lineno_3" = "x$as_lineno_2" ') 2>/dev/null; then + $as_unset BASH_ENV || test "${BASH_ENV+set}" != set || { BASH_ENV=; export BASH_ENV; } + $as_unset ENV || test "${ENV+set}" != set || { ENV=; export ENV; } + CONFIG_SHELL=$as_dir/$as_base + export CONFIG_SHELL + exec "$CONFIG_SHELL" "$0" ${1+"$@"} + fi;; + esac + done +done +;; + esac + # Create $as_me.lineno as a copy of $as_myself, but with $LINENO + # uniformly replaced by the line number. The first 'sed' inserts a + # line-number line before each line; the second 'sed' does the real + # work. The second script uses 'N' to pair each line-number line + # with the numbered line, and appends trailing '-' during + # substitution so that $LINENO is not a special case at line end. + # (Raja R Harinath suggested sed '=', and Paul Eggert wrote the + # second 'sed' script. Blame Lee E. McMahon for sed's syntax. :-) + sed '=' <$as_myself | + sed ' + N + s,$,-, + : loop + s,^\(['$as_cr_digits']*\)\(.*\)[$]LINENO\([^'$as_cr_alnum'_]\),\1\2\1\3, + t loop + s,-$,, + s,^['$as_cr_digits']*\n,, + ' >$as_me.lineno && + chmod +x $as_me.lineno || + { echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2 + { (exit 1); exit 1; }; } + + # Don't try to exec as it changes $[0], causing all sort of problems + # (the dirname of $[0] is not the place where we might find the + # original and so on. Autoconf is especially sensible to this). + . ./$as_me.lineno + # Exit status is that of the last command. + exit +} +case `echo "testing\c"; echo 1,2,3`,`echo -n testing; echo 1,2,3` in + *c*,-n*) ECHO_N= ECHO_C=' +' ECHO_T=' ' ;; + *c*,* ) ECHO_N=-n ECHO_C= ECHO_T= ;; + *) ECHO_N= ECHO_C='\c' ECHO_T= ;; +esac +if expr a : '\(a\)' >/dev/null 2>&1; then + as_expr=expr +else + as_expr=false +fi +rm -f conf$$ conf$$.exe conf$$.file +echo >conf$$.file +if ln -s conf$$.file conf$$ 2>/dev/null; then + # We could just check for DJGPP; but this test a) works b) is more generic + # and c) will remain valid once DJGPP supports symlinks (DJGPP 2.04). + if test -f conf$$.exe; then + # Don't use ln at all; we don't have any links + as_ln_s='cp -p' + else + as_ln_s='ln -s' + fi +elif ln conf$$.file conf$$ 2>/dev/null; then + as_ln_s=ln +else + as_ln_s='cp -p' +fi +rm -f conf$$ conf$$.exe conf$$.file +if mkdir -p . 2>/dev/null; then + as_mkdir_p=: +else + as_mkdir_p=false +fi +as_executable_p="test -f" +# Sed expression to map a string onto a valid CPP name. +as_tr_cpp="sed y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g" +# Sed expression to map a string onto a valid variable name. +as_tr_sh="sed y%*+%pp%;s%[^_$as_cr_alnum]%_%g" +# IFS +# We need space, tab and new line, in precisely that order. +as_nl=' +' +IFS=" $as_nl" +# CDPATH. +$as_unset CDPATH +# Name of the host. +# hostname on some systems (SVR3.2, Linux) returns a bogus exit status, +# so uname gets run too. +ac_hostname=`(hostname || uname -n) 2>/dev/null | sed 1q` +exec 6>&1 -# Guess values for system-dependent variables and create Makefiles. -# Generated automatically using autoconf version 2.13 -# Copyright (C) 1992, 93, 94, 95, 96 Free Software Foundation, Inc. # -# This configure script is free software; the Free Software Foundation -# gives unlimited permission to copy, distribute and modify it. - -# Defaults: -ac_help= +# Initializations. +# ac_default_prefix=/usr/local -# Any additions from configure.in: -ac_help="$ac_help - --without-gcc don't use gcc" -ac_help="$ac_help - --disable-protochain disable \"protochain\" insn" -ac_help="$ac_help - --with-pcap=TYPE use packet capture TYPE" -ac_help="$ac_help - --enable-ipv6 build IPv6-capable version" -ac_help="$ac_help - --enable-optimizer-dbg build optimizer debugging code" -ac_help="$ac_help - --enable-yydebug build parser debugging code" -ac_help="$ac_help - --without-flex don't use flex" -ac_help="$ac_help - --without-bison don't use bison" +ac_config_libobj_dir=. +cross_compiling=no +subdirs= +MFLAGS= +MAKEFLAGS= +SHELL=${CONFIG_SHELL-/bin/sh} + +# Maximum number of lines to put in a shell here document. +# This variable seems obsolete. It should probably be removed, and +# only ac_max_sed_lines should be used. +: ${ac_max_here_lines=38} + +# Identity of this package. +PACKAGE_NAME= +PACKAGE_TARNAME= +PACKAGE_VERSION= +PACKAGE_STRING= +PACKAGE_BUGREPORT= + +ac_unique_file="pcap.c" +# Factoring default headers for most tests. +ac_includes_default="\ +#include <stdio.h> +#if HAVE_SYS_TYPES_H +# include <sys/types.h> +#endif +#if HAVE_SYS_STAT_H +# include <sys/stat.h> +#endif +#if STDC_HEADERS +# include <stdlib.h> +# include <stddef.h> +#else +# if HAVE_STDLIB_H +# include <stdlib.h> +# endif +#endif +#if HAVE_STRING_H +# if !STDC_HEADERS && HAVE_MEMORY_H +# include <memory.h> +# endif +# include <string.h> +#endif +#if HAVE_STRINGS_H +# include <strings.h> +#endif +#if HAVE_INTTYPES_H +# include <inttypes.h> +#else +# if HAVE_STDINT_H +# include <stdint.h> +# endif +#endif +#if HAVE_UNISTD_H +# include <unistd.h> +#endif" + +ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS build build_cpu build_vendor build_os host host_cpu host_vendor host_os target target_cpu target_vendor target_os SHLICC2 CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT CPP EGREP LIBOBJS V_LEX V_YACC RANLIB ac_ct_RANLIB V_CCOPT V_DEFS V_INCLS V_LIBS V_PCAP V_FINDALLDEVS V_RANLIB SSRC INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA LTLIBOBJS' +ac_subst_files='' # Initialize some variables set by options. +ac_init_help= +ac_init_version=false # The variables have the same names as the options, with # dashes changed to underlines. -build=NONE -cache_file=./config.cache +cache_file=/dev/null exec_prefix=NONE -host=NONE no_create= -nonopt=NONE no_recursion= prefix=NONE program_prefix=NONE @@ -81,10 +328,15 @@ program_transform_name=s,x,x, silent= site= srcdir= -target=NONE verbose= x_includes=NONE x_libraries=NONE + +# Installation directory options. +# These are left unexpanded so users can "make install exec_prefix=/foo" +# and all the variables that are supposed to be based on exec_prefix +# by default will actually change. +# Use braces instead of parens because sh, perl, etc. also accept them. bindir='${exec_prefix}/bin' sbindir='${exec_prefix}/sbin' libexecdir='${exec_prefix}/libexec' @@ -98,17 +350,9 @@ oldincludedir='/usr/include' infodir='${prefix}/info' mandir='${prefix}/man' -# Initialize some other variables. -subdirs= -MFLAGS= MAKEFLAGS= -SHELL=${CONFIG_SHELL-/bin/sh} -# Maximum number of lines to put in a shell here document. -ac_max_here_lines=12 - ac_prev= for ac_option do - # If the previous option needs an argument, assign it. if test -n "$ac_prev"; then eval "$ac_prev=\$ac_option" @@ -116,59 +360,59 @@ do continue fi - case "$ac_option" in - -*=*) ac_optarg=`echo "$ac_option" | sed 's/[-_a-zA-Z0-9]*=//'` ;; - *) ac_optarg= ;; - esac + ac_optarg=`expr "x$ac_option" : 'x[^=]*=\(.*\)'` # Accept the important Cygnus configure options, so we can diagnose typos. - case "$ac_option" in + case $ac_option in -bindir | --bindir | --bindi | --bind | --bin | --bi) ac_prev=bindir ;; -bindir=* | --bindir=* | --bindi=* | --bind=* | --bin=* | --bi=*) - bindir="$ac_optarg" ;; + bindir=$ac_optarg ;; -build | --build | --buil | --bui | --bu) - ac_prev=build ;; + ac_prev=build_alias ;; -build=* | --build=* | --buil=* | --bui=* | --bu=*) - build="$ac_optarg" ;; + build_alias=$ac_optarg ;; -cache-file | --cache-file | --cache-fil | --cache-fi \ | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c) ac_prev=cache_file ;; -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \ | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*) - cache_file="$ac_optarg" ;; + cache_file=$ac_optarg ;; + + --config-cache | -C) + cache_file=config.cache ;; -datadir | --datadir | --datadi | --datad | --data | --dat | --da) ac_prev=datadir ;; -datadir=* | --datadir=* | --datadi=* | --datad=* | --data=* | --dat=* \ | --da=*) - datadir="$ac_optarg" ;; + datadir=$ac_optarg ;; -disable-* | --disable-*) - ac_feature=`echo $ac_option|sed -e 's/-*disable-//'` + ac_feature=`expr "x$ac_option" : 'x-*disable-\(.*\)'` # Reject names that are not valid shell variable names. - if test -n "`echo $ac_feature| sed 's/[-a-zA-Z0-9_]//g'`"; then - { echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; } - fi - ac_feature=`echo $ac_feature| sed 's/-/_/g'` - eval "enable_${ac_feature}=no" ;; + expr "x$ac_feature" : ".*[^-_$as_cr_alnum]" >/dev/null && + { echo "$as_me: error: invalid feature name: $ac_feature" >&2 + { (exit 1); exit 1; }; } + ac_feature=`echo $ac_feature | sed 's/-/_/g'` + eval "enable_$ac_feature=no" ;; -enable-* | --enable-*) - ac_feature=`echo $ac_option|sed -e 's/-*enable-//' -e 's/=.*//'` + ac_feature=`expr "x$ac_option" : 'x-*enable-\([^=]*\)'` # Reject names that are not valid shell variable names. - if test -n "`echo $ac_feature| sed 's/[-_a-zA-Z0-9]//g'`"; then - { echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; } - fi - ac_feature=`echo $ac_feature| sed 's/-/_/g'` - case "$ac_option" in - *=*) ;; + expr "x$ac_feature" : ".*[^-_$as_cr_alnum]" >/dev/null && + { echo "$as_me: error: invalid feature name: $ac_feature" >&2 + { (exit 1); exit 1; }; } + ac_feature=`echo $ac_feature | sed 's/-/_/g'` + case $ac_option in + *=*) ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"`;; *) ac_optarg=yes ;; esac - eval "enable_${ac_feature}='$ac_optarg'" ;; + eval "enable_$ac_feature='$ac_optarg'" ;; -exec-prefix | --exec_prefix | --exec-prefix | --exec-prefi \ | --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec- \ @@ -177,95 +421,47 @@ do -exec-prefix=* | --exec_prefix=* | --exec-prefix=* | --exec-prefi=* \ | --exec-pref=* | --exec-pre=* | --exec-pr=* | --exec-p=* | --exec-=* \ | --exec=* | --exe=* | --ex=*) - exec_prefix="$ac_optarg" ;; + exec_prefix=$ac_optarg ;; -gas | --gas | --ga | --g) # Obsolete; use --with-gas. with_gas=yes ;; - -help | --help | --hel | --he) - # Omit some internal or obsolete options to make the list less imposing. - # This message is too long to be a string in the A/UX 3.1 sh. - cat << EOF -Usage: configure [options] [host] -Options: [defaults in brackets after descriptions] -Configuration: - --cache-file=FILE cache test results in FILE - --help print this message - --no-create do not create output files - --quiet, --silent do not print \`checking...' messages - --version print the version of autoconf that created configure -Directory and file names: - --prefix=PREFIX install architecture-independent files in PREFIX - [$ac_default_prefix] - --exec-prefix=EPREFIX install architecture-dependent files in EPREFIX - [same as prefix] - --bindir=DIR user executables in DIR [EPREFIX/bin] - --sbindir=DIR system admin executables in DIR [EPREFIX/sbin] - --libexecdir=DIR program executables in DIR [EPREFIX/libexec] - --datadir=DIR read-only architecture-independent data in DIR - [PREFIX/share] - --sysconfdir=DIR read-only single-machine data in DIR [PREFIX/etc] - --sharedstatedir=DIR modifiable architecture-independent data in DIR - [PREFIX/com] - --localstatedir=DIR modifiable single-machine data in DIR [PREFIX/var] - --libdir=DIR object code libraries in DIR [EPREFIX/lib] - --includedir=DIR C header files in DIR [PREFIX/include] - --oldincludedir=DIR C header files for non-gcc in DIR [/usr/include] - --infodir=DIR info documentation in DIR [PREFIX/info] - --mandir=DIR man documentation in DIR [PREFIX/man] - --srcdir=DIR find the sources in DIR [configure dir or ..] - --program-prefix=PREFIX prepend PREFIX to installed program names - --program-suffix=SUFFIX append SUFFIX to installed program names - --program-transform-name=PROGRAM - run sed PROGRAM on installed program names -EOF - cat << EOF -Host type: - --build=BUILD configure for building on BUILD [BUILD=HOST] - --host=HOST configure for HOST [guessed] - --target=TARGET configure for TARGET [TARGET=HOST] -Features and packages: - --disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no) - --enable-FEATURE[=ARG] include FEATURE [ARG=yes] - --with-PACKAGE[=ARG] use PACKAGE [ARG=yes] - --without-PACKAGE do not use PACKAGE (same as --with-PACKAGE=no) - --x-includes=DIR X include files are in DIR - --x-libraries=DIR X library files are in DIR -EOF - if test -n "$ac_help"; then - echo "--enable and --with options recognized:$ac_help" - fi - exit 0 ;; + -help | --help | --hel | --he | -h) + ac_init_help=long ;; + -help=r* | --help=r* | --hel=r* | --he=r* | -hr*) + ac_init_help=recursive ;; + -help=s* | --help=s* | --hel=s* | --he=s* | -hs*) + ac_init_help=short ;; -host | --host | --hos | --ho) - ac_prev=host ;; + ac_prev=host_alias ;; -host=* | --host=* | --hos=* | --ho=*) - host="$ac_optarg" ;; + host_alias=$ac_optarg ;; -includedir | --includedir | --includedi | --included | --include \ | --includ | --inclu | --incl | --inc) ac_prev=includedir ;; -includedir=* | --includedir=* | --includedi=* | --included=* | --include=* \ | --includ=* | --inclu=* | --incl=* | --inc=*) - includedir="$ac_optarg" ;; + includedir=$ac_optarg ;; -infodir | --infodir | --infodi | --infod | --info | --inf) ac_prev=infodir ;; -infodir=* | --infodir=* | --infodi=* | --infod=* | --info=* | --inf=*) - infodir="$ac_optarg" ;; + infodir=$ac_optarg ;; -libdir | --libdir | --libdi | --libd) ac_prev=libdir ;; -libdir=* | --libdir=* | --libdi=* | --libd=*) - libdir="$ac_optarg" ;; + libdir=$ac_optarg ;; -libexecdir | --libexecdir | --libexecdi | --libexecd | --libexec \ | --libexe | --libex | --libe) ac_prev=libexecdir ;; -libexecdir=* | --libexecdir=* | --libexecdi=* | --libexecd=* | --libexec=* \ | --libexe=* | --libex=* | --libe=*) - libexecdir="$ac_optarg" ;; + libexecdir=$ac_optarg ;; -localstatedir | --localstatedir | --localstatedi | --localstated \ | --localstate | --localstat | --localsta | --localst \ @@ -274,19 +470,19 @@ EOF -localstatedir=* | --localstatedir=* | --localstatedi=* | --localstated=* \ | --localstate=* | --localstat=* | --localsta=* | --localst=* \ | --locals=* | --local=* | --loca=* | --loc=* | --lo=*) - localstatedir="$ac_optarg" ;; + localstatedir=$ac_optarg ;; -mandir | --mandir | --mandi | --mand | --man | --ma | --m) ac_prev=mandir ;; -mandir=* | --mandir=* | --mandi=* | --mand=* | --man=* | --ma=* | --m=*) - mandir="$ac_optarg" ;; + mandir=$ac_optarg ;; -nfp | --nfp | --nf) # Obsolete; use --without-fp. with_fp=no ;; -no-create | --no-create | --no-creat | --no-crea | --no-cre \ - | --no-cr | --no-c) + | --no-cr | --no-c | -n) no_create=yes ;; -no-recursion | --no-recursion | --no-recursio | --no-recursi \ @@ -300,26 +496,26 @@ EOF -oldincludedir=* | --oldincludedir=* | --oldincludedi=* | --oldincluded=* \ | --oldinclude=* | --oldinclud=* | --oldinclu=* | --oldincl=* | --oldinc=* \ | --oldin=* | --oldi=* | --old=* | --ol=* | --o=*) - oldincludedir="$ac_optarg" ;; + oldincludedir=$ac_optarg ;; -prefix | --prefix | --prefi | --pref | --pre | --pr | --p) ac_prev=prefix ;; -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*) - prefix="$ac_optarg" ;; + prefix=$ac_optarg ;; -program-prefix | --program-prefix | --program-prefi | --program-pref \ | --program-pre | --program-pr | --program-p) ac_prev=program_prefix ;; -program-prefix=* | --program-prefix=* | --program-prefi=* \ | --program-pref=* | --program-pre=* | --program-pr=* | --program-p=*) - program_prefix="$ac_optarg" ;; + program_prefix=$ac_optarg ;; -program-suffix | --program-suffix | --program-suffi | --program-suff \ | --program-suf | --program-su | --program-s) ac_prev=program_suffix ;; -program-suffix=* | --program-suffix=* | --program-suffi=* \ | --program-suff=* | --program-suf=* | --program-su=* | --program-s=*) - program_suffix="$ac_optarg" ;; + program_suffix=$ac_optarg ;; -program-transform-name | --program-transform-name \ | --program-transform-nam | --program-transform-na \ @@ -336,7 +532,7 @@ EOF | --program-transfo=* | --program-transf=* \ | --program-trans=* | --program-tran=* \ | --progr-tra=* | --program-tr=* | --program-t=*) - program_transform_name="$ac_optarg" ;; + program_transform_name=$ac_optarg ;; -q | -quiet | --quiet | --quie | --qui | --qu | --q \ | -silent | --silent | --silen | --sile | --sil) @@ -346,7 +542,7 @@ EOF ac_prev=sbindir ;; -sbindir=* | --sbindir=* | --sbindi=* | --sbind=* | --sbin=* \ | --sbi=* | --sb=*) - sbindir="$ac_optarg" ;; + sbindir=$ac_optarg ;; -sharedstatedir | --sharedstatedir | --sharedstatedi \ | --sharedstated | --sharedstate | --sharedstat | --sharedsta \ @@ -357,58 +553,57 @@ EOF | --sharedstated=* | --sharedstate=* | --sharedstat=* | --sharedsta=* \ | --sharedst=* | --shareds=* | --shared=* | --share=* | --shar=* \ | --sha=* | --sh=*) - sharedstatedir="$ac_optarg" ;; + sharedstatedir=$ac_optarg ;; -site | --site | --sit) ac_prev=site ;; -site=* | --site=* | --sit=*) - site="$ac_optarg" ;; + site=$ac_optarg ;; -srcdir | --srcdir | --srcdi | --srcd | --src | --sr) ac_prev=srcdir ;; -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*) - srcdir="$ac_optarg" ;; + srcdir=$ac_optarg ;; -sysconfdir | --sysconfdir | --sysconfdi | --sysconfd | --sysconf \ | --syscon | --sysco | --sysc | --sys | --sy) ac_prev=sysconfdir ;; -sysconfdir=* | --sysconfdir=* | --sysconfdi=* | --sysconfd=* | --sysconf=* \ | --syscon=* | --sysco=* | --sysc=* | --sys=* | --sy=*) - sysconfdir="$ac_optarg" ;; + sysconfdir=$ac_optarg ;; -target | --target | --targe | --targ | --tar | --ta | --t) - ac_prev=target ;; + ac_prev=target_alias ;; -target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=* | --t=*) - target="$ac_optarg" ;; + target_alias=$ac_optarg ;; -v | -verbose | --verbose | --verbos | --verbo | --verb) verbose=yes ;; - -version | --version | --versio | --versi | --vers) - echo "configure generated by autoconf version 2.13" - exit 0 ;; + -version | --version | --versio | --versi | --vers | -V) + ac_init_version=: ;; -with-* | --with-*) - ac_package=`echo $ac_option|sed -e 's/-*with-//' -e 's/=.*//'` + ac_package=`expr "x$ac_option" : 'x-*with-\([^=]*\)'` # Reject names that are not valid shell variable names. - if test -n "`echo $ac_package| sed 's/[-_a-zA-Z0-9]//g'`"; then - { echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; } - fi + expr "x$ac_package" : ".*[^-_$as_cr_alnum]" >/dev/null && + { echo "$as_me: error: invalid package name: $ac_package" >&2 + { (exit 1); exit 1; }; } ac_package=`echo $ac_package| sed 's/-/_/g'` - case "$ac_option" in - *=*) ;; + case $ac_option in + *=*) ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"`;; *) ac_optarg=yes ;; esac - eval "with_${ac_package}='$ac_optarg'" ;; + eval "with_$ac_package='$ac_optarg'" ;; -without-* | --without-*) - ac_package=`echo $ac_option|sed -e 's/-*without-//'` + ac_package=`expr "x$ac_option" : 'x-*without-\(.*\)'` # Reject names that are not valid shell variable names. - if test -n "`echo $ac_package| sed 's/[-a-zA-Z0-9_]//g'`"; then - { echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; } - fi - ac_package=`echo $ac_package| sed 's/-/_/g'` - eval "with_${ac_package}=no" ;; + expr "x$ac_package" : ".*[^-_$as_cr_alnum]" >/dev/null && + { echo "$as_me: error: invalid package name: $ac_package" >&2 + { (exit 1); exit 1; }; } + ac_package=`echo $ac_package | sed 's/-/_/g'` + eval "with_$ac_package=no" ;; --x) # Obsolete; use --with-x. @@ -419,99 +614,110 @@ EOF ac_prev=x_includes ;; -x-includes=* | --x-includes=* | --x-include=* | --x-includ=* | --x-inclu=* \ | --x-incl=* | --x-inc=* | --x-in=* | --x-i=*) - x_includes="$ac_optarg" ;; + x_includes=$ac_optarg ;; -x-libraries | --x-libraries | --x-librarie | --x-librari \ | --x-librar | --x-libra | --x-libr | --x-lib | --x-li | --x-l) ac_prev=x_libraries ;; -x-libraries=* | --x-libraries=* | --x-librarie=* | --x-librari=* \ | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*) - x_libraries="$ac_optarg" ;; + x_libraries=$ac_optarg ;; - -*) { echo "configure: error: $ac_option: invalid option; use --help to show usage" 1>&2; exit 1; } + -*) { echo "$as_me: error: unrecognized option: $ac_option +Try \`$0 --help' for more information." >&2 + { (exit 1); exit 1; }; } ;; + *=*) + ac_envvar=`expr "x$ac_option" : 'x\([^=]*\)='` + # Reject names that are not valid shell variable names. + expr "x$ac_envvar" : ".*[^_$as_cr_alnum]" >/dev/null && + { echo "$as_me: error: invalid variable name: $ac_envvar" >&2 + { (exit 1); exit 1; }; } + ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` + eval "$ac_envvar='$ac_optarg'" + export $ac_envvar ;; + *) - if test -n "`echo $ac_option| sed 's/[-a-z0-9.]//g'`"; then - echo "configure: warning: $ac_option: invalid host type" 1>&2 - fi - if test "x$nonopt" != xNONE; then - { echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; } - fi - nonopt="$ac_option" + # FIXME: should be removed in autoconf 3.0. + echo "$as_me: WARNING: you should use --build, --host, --target" >&2 + expr "x$ac_option" : ".*[^-._$as_cr_alnum]" >/dev/null && + echo "$as_me: WARNING: invalid host type: $ac_option" >&2 + : ${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option} ;; esac done if test -n "$ac_prev"; then - { echo "configure: error: missing argument to --`echo $ac_prev | sed 's/_/-/g'`" 1>&2; exit 1; } + ac_option=--`echo $ac_prev | sed 's/_/-/g'` + { echo "$as_me: error: missing argument to $ac_option" >&2 + { (exit 1); exit 1; }; } fi -trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15 - -# File descriptor usage: -# 0 standard input -# 1 file creation -# 2 errors and warnings -# 3 some systems may open it to /dev/tty -# 4 used on the Kubota Titan -# 6 checking for... messages and results -# 5 compiler messages saved in config.log -if test "$silent" = yes; then - exec 6>/dev/null -else - exec 6>&1 -fi -exec 5>./config.log - -echo "\ -This file contains any messages produced by compilers while -running configure, to aid debugging if configure makes a mistake. -" 1>&5 +# Be sure to have absolute paths. +for ac_var in exec_prefix prefix +do + eval ac_val=$`echo $ac_var` + case $ac_val in + [\\/$]* | ?:[\\/]* | NONE | '' ) ;; + *) { echo "$as_me: error: expected an absolute directory name for --$ac_var: $ac_val" >&2 + { (exit 1); exit 1; }; };; + esac +done -# Strip out --no-create and --no-recursion so they do not pile up. -# Also quote any args containing shell metacharacters. -ac_configure_args= -for ac_arg +# Be sure to have absolute paths. +for ac_var in bindir sbindir libexecdir datadir sysconfdir sharedstatedir \ + localstatedir libdir includedir oldincludedir infodir mandir do - case "$ac_arg" in - -no-create | --no-create | --no-creat | --no-crea | --no-cre \ - | --no-cr | --no-c) ;; - -no-recursion | --no-recursion | --no-recursio | --no-recursi \ - | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r) ;; - *" "*|*" "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?]*) - ac_configure_args="$ac_configure_args '$ac_arg'" ;; - *) ac_configure_args="$ac_configure_args $ac_arg" ;; + eval ac_val=$`echo $ac_var` + case $ac_val in + [\\/$]* | ?:[\\/]* ) ;; + *) { echo "$as_me: error: expected an absolute directory name for --$ac_var: $ac_val" >&2 + { (exit 1); exit 1; }; };; esac done -# NLS nuisances. -# Only set these to C if already set. These must not be set unconditionally -# because not all systems understand e.g. LANG=C (notably SCO). -# Fixing LC_MESSAGES prevents Solaris sh from translating var values in `set'! -# Non-C LC_CTYPE values break the ctype check. -if test "${LANG+set}" = set; then LANG=C; export LANG; fi -if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi -if test "${LC_MESSAGES+set}" = set; then LC_MESSAGES=C; export LC_MESSAGES; fi -if test "${LC_CTYPE+set}" = set; then LC_CTYPE=C; export LC_CTYPE; fi +# There might be people who depend on the old broken behavior: `$host' +# used to hold the argument of --host etc. +# FIXME: To remove some day. +build=$build_alias +host=$host_alias +target=$target_alias + +# FIXME: To remove some day. +if test "x$host_alias" != x; then + if test "x$build_alias" = x; then + cross_compiling=maybe + echo "$as_me: WARNING: If you wanted to set the --build type, don't use --host. + If a cross compiler is detected then cross compile mode will be used." >&2 + elif test "x$build_alias" != "x$host_alias"; then + cross_compiling=yes + fi +fi -# confdefs.h avoids OS command line length limits that DEFS can exceed. -rm -rf conftest* confdefs.h -# AIX cpp loses on an empty file, so make sure it contains at least a newline. -echo > confdefs.h +ac_tool_prefix= +test -n "$host_alias" && ac_tool_prefix=$host_alias- + +test "$silent" = yes && exec 6>/dev/null -# A filename unique to this package, relative to the directory that -# configure is in, which we can look for to find out if srcdir is correct. -ac_unique_file=pcap.c # Find the source files, if location was not specified. if test -z "$srcdir"; then ac_srcdir_defaulted=yes # Try the directory containing this script, then its parent. - ac_prog=$0 - ac_confdir=`echo $ac_prog|sed 's%/[^/][^/]*$%%'` - test "x$ac_confdir" = "x$ac_prog" && ac_confdir=. + ac_confdir=`(dirname "$0") 2>/dev/null || +$as_expr X"$0" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ + X"$0" : 'X\(//\)[^/]' \| \ + X"$0" : 'X\(//\)$' \| \ + X"$0" : 'X\(/\)' \| \ + . : '\(.\)' 2>/dev/null || +echo X"$0" | + sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; } + /^X\(\/\/\)[^/].*/{ s//\1/; q; } + /^X\(\/\/\)$/{ s//\1/; q; } + /^X\(\/\).*/{ s//\1/; q; } + s/.*/./; q'` srcdir=$ac_confdir if test ! -r $srcdir/$ac_unique_file; then srcdir=.. @@ -521,13 +727,444 @@ else fi if test ! -r $srcdir/$ac_unique_file; then if test "$ac_srcdir_defaulted" = yes; then - { echo "configure: error: can not find sources in $ac_confdir or .." 1>&2; exit 1; } + { echo "$as_me: error: cannot find sources ($ac_unique_file) in $ac_confdir or .." >&2 + { (exit 1); exit 1; }; } else - { echo "configure: error: can not find sources in $srcdir" 1>&2; exit 1; } + { echo "$as_me: error: cannot find sources ($ac_unique_file) in $srcdir" >&2 + { (exit 1); exit 1; }; } fi fi -srcdir=`echo "${srcdir}" | sed 's%\([^/]\)/*$%\1%'` +(cd $srcdir && test -r ./$ac_unique_file) 2>/dev/null || + { echo "$as_me: error: sources are in $srcdir, but \`cd $srcdir' does not work" >&2 + { (exit 1); exit 1; }; } +srcdir=`echo "$srcdir" | sed 's%\([^\\/]\)[\\/]*$%\1%'` +ac_env_build_alias_set=${build_alias+set} +ac_env_build_alias_value=$build_alias +ac_cv_env_build_alias_set=${build_alias+set} +ac_cv_env_build_alias_value=$build_alias +ac_env_host_alias_set=${host_alias+set} +ac_env_host_alias_value=$host_alias +ac_cv_env_host_alias_set=${host_alias+set} +ac_cv_env_host_alias_value=$host_alias +ac_env_target_alias_set=${target_alias+set} +ac_env_target_alias_value=$target_alias +ac_cv_env_target_alias_set=${target_alias+set} +ac_cv_env_target_alias_value=$target_alias +ac_env_CC_set=${CC+set} +ac_env_CC_value=$CC +ac_cv_env_CC_set=${CC+set} +ac_cv_env_CC_value=$CC +ac_env_CFLAGS_set=${CFLAGS+set} +ac_env_CFLAGS_value=$CFLAGS +ac_cv_env_CFLAGS_set=${CFLAGS+set} +ac_cv_env_CFLAGS_value=$CFLAGS +ac_env_LDFLAGS_set=${LDFLAGS+set} +ac_env_LDFLAGS_value=$LDFLAGS +ac_cv_env_LDFLAGS_set=${LDFLAGS+set} +ac_cv_env_LDFLAGS_value=$LDFLAGS +ac_env_CPPFLAGS_set=${CPPFLAGS+set} +ac_env_CPPFLAGS_value=$CPPFLAGS +ac_cv_env_CPPFLAGS_set=${CPPFLAGS+set} +ac_cv_env_CPPFLAGS_value=$CPPFLAGS +ac_env_CPP_set=${CPP+set} +ac_env_CPP_value=$CPP +ac_cv_env_CPP_set=${CPP+set} +ac_cv_env_CPP_value=$CPP + +# +# Report the --help message. +# +if test "$ac_init_help" = "long"; then + # Omit some internal or obsolete options to make the list less imposing. + # This message is too long to be a string in the A/UX 3.1 sh. + cat <<_ACEOF +\`configure' configures this package to adapt to many kinds of systems. + +Usage: $0 [OPTION]... [VAR=VALUE]... + +To assign environment variables (e.g., CC, CFLAGS...), specify them as +VAR=VALUE. See below for descriptions of some of the useful variables. + +Defaults for the options are specified in brackets. + +Configuration: + -h, --help display this help and exit + --help=short display options specific to this package + --help=recursive display the short help of all the included packages + -V, --version display version information and exit + -q, --quiet, --silent do not print \`checking...' messages + --cache-file=FILE cache test results in FILE [disabled] + -C, --config-cache alias for \`--cache-file=config.cache' + -n, --no-create do not create output files + --srcdir=DIR find the sources in DIR [configure dir or \`..'] + +_ACEOF + + cat <<_ACEOF +Installation directories: + --prefix=PREFIX install architecture-independent files in PREFIX + [$ac_default_prefix] + --exec-prefix=EPREFIX install architecture-dependent files in EPREFIX + [PREFIX] + +By default, \`make install' will install all the files in +\`$ac_default_prefix/bin', \`$ac_default_prefix/lib' etc. You can specify +an installation prefix other than \`$ac_default_prefix' using \`--prefix', +for instance \`--prefix=\$HOME'. + +For better control, use the options below. + +Fine tuning of the installation directories: + --bindir=DIR user executables [EPREFIX/bin] + --sbindir=DIR system admin executables [EPREFIX/sbin] + --libexecdir=DIR program executables [EPREFIX/libexec] + --datadir=DIR read-only architecture-independent data [PREFIX/share] + --sysconfdir=DIR read-only single-machine data [PREFIX/etc] + --sharedstatedir=DIR modifiable architecture-independent data [PREFIX/com] + --localstatedir=DIR modifiable single-machine data [PREFIX/var] + --libdir=DIR object code libraries [EPREFIX/lib] + --includedir=DIR C header files [PREFIX/include] + --oldincludedir=DIR C header files for non-gcc [/usr/include] + --infodir=DIR info documentation [PREFIX/info] + --mandir=DIR man documentation [PREFIX/man] +_ACEOF + + cat <<\_ACEOF + +System types: + --build=BUILD configure for building on BUILD [guessed] + --host=HOST cross-compile to build programs to run on HOST [BUILD] + --target=TARGET configure for building compilers for TARGET [HOST] +_ACEOF +fi + +if test -n "$ac_init_help"; then + + cat <<\_ACEOF + +Optional Features: + --disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no) + --enable-FEATURE[=ARG] include FEATURE [ARG=yes] + --disable-protochain disable \"protochain\" insn + --enable-ipv6 build IPv6-capable version + --enable-optimizer-dbg build optimizer debugging code + --enable-yydebug build parser debugging code + +Optional Packages: + --with-PACKAGE[=ARG] use PACKAGE [ARG=yes] + --without-PACKAGE do not use PACKAGE (same as --with-PACKAGE=no) + --without-gcc don't use gcc + --with-pcap=TYPE use packet capture TYPE + --with-dag=DIR include DAG support (located in directory DIR, if supplied). default=yes, on BSD and Linux, if present + --without-flex don't use flex + --without-bison don't use bison + +Some influential environment variables: + CC C compiler command + CFLAGS C compiler flags + LDFLAGS linker flags, e.g. -L<lib dir> if you have libraries in a + nonstandard directory <lib dir> + CPPFLAGS C/C++ preprocessor flags, e.g. -I<include dir> if you have + headers in a nonstandard directory <include dir> + CPP C preprocessor + +Use these variables to override the choices made by `configure' or to help +it to find libraries and programs with nonstandard names/locations. + +_ACEOF +fi + +if test "$ac_init_help" = "recursive"; then + # If there are subdirs, report their specific --help. + ac_popdir=`pwd` + for ac_dir in : $ac_subdirs_all; do test "x$ac_dir" = x: && continue + test -d $ac_dir || continue + ac_builddir=. + +if test "$ac_dir" != .; then + ac_dir_suffix=/`echo "$ac_dir" | sed 's,^\.[\\/],,'` + # A "../" for each directory in $ac_dir_suffix. + ac_top_builddir=`echo "$ac_dir_suffix" | sed 's,/[^\\/]*,../,g'` +else + ac_dir_suffix= ac_top_builddir= +fi + +case $srcdir in + .) # No --srcdir option. We are building in place. + ac_srcdir=. + if test -z "$ac_top_builddir"; then + ac_top_srcdir=. + else + ac_top_srcdir=`echo $ac_top_builddir | sed 's,/$,,'` + fi ;; + [\\/]* | ?:[\\/]* ) # Absolute path. + ac_srcdir=$srcdir$ac_dir_suffix; + ac_top_srcdir=$srcdir ;; + *) # Relative path. + ac_srcdir=$ac_top_builddir$srcdir$ac_dir_suffix + ac_top_srcdir=$ac_top_builddir$srcdir ;; +esac +# Don't blindly perform a `cd "$ac_dir"/$ac_foo && pwd` since $ac_foo can be +# absolute. +ac_abs_builddir=`cd "$ac_dir" && cd $ac_builddir && pwd` +ac_abs_top_builddir=`cd "$ac_dir" && cd ${ac_top_builddir}. && pwd` +ac_abs_srcdir=`cd "$ac_dir" && cd $ac_srcdir && pwd` +ac_abs_top_srcdir=`cd "$ac_dir" && cd $ac_top_srcdir && pwd` + + cd $ac_dir + # Check for guested configure; otherwise get Cygnus style configure. + if test -f $ac_srcdir/configure.gnu; then + echo + $SHELL $ac_srcdir/configure.gnu --help=recursive + elif test -f $ac_srcdir/configure; then + echo + $SHELL $ac_srcdir/configure --help=recursive + elif test -f $ac_srcdir/configure.ac || + test -f $ac_srcdir/configure.in; then + echo + $ac_configure --help + else + echo "$as_me: WARNING: no configuration information is in $ac_dir" >&2 + fi + cd $ac_popdir + done +fi +test -n "$ac_init_help" && exit 0 +if $ac_init_version; then + cat <<\_ACEOF + +Copyright 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001, 2002 +Free Software Foundation, Inc. +This configure script is free software; the Free Software Foundation +gives unlimited permission to copy, distribute and modify it. +_ACEOF + exit 0 +fi +exec 5>config.log +cat >&5 <<_ACEOF +This file contains any messages produced by compilers while +running configure, to aid debugging if configure makes a mistake. + +It was created by $as_me, which was +generated by GNU Autoconf 2.57. Invocation command line was + + $ $0 $@ + +_ACEOF +{ +cat <<_ASUNAME +## --------- ## +## Platform. ## +## --------- ## + +hostname = `(hostname || uname -n) 2>/dev/null | sed 1q` +uname -m = `(uname -m) 2>/dev/null || echo unknown` +uname -r = `(uname -r) 2>/dev/null || echo unknown` +uname -s = `(uname -s) 2>/dev/null || echo unknown` +uname -v = `(uname -v) 2>/dev/null || echo unknown` + +/usr/bin/uname -p = `(/usr/bin/uname -p) 2>/dev/null || echo unknown` +/bin/uname -X = `(/bin/uname -X) 2>/dev/null || echo unknown` + +/bin/arch = `(/bin/arch) 2>/dev/null || echo unknown` +/usr/bin/arch -k = `(/usr/bin/arch -k) 2>/dev/null || echo unknown` +/usr/convex/getsysinfo = `(/usr/convex/getsysinfo) 2>/dev/null || echo unknown` +hostinfo = `(hostinfo) 2>/dev/null || echo unknown` +/bin/machine = `(/bin/machine) 2>/dev/null || echo unknown` +/usr/bin/oslevel = `(/usr/bin/oslevel) 2>/dev/null || echo unknown` +/bin/universe = `(/bin/universe) 2>/dev/null || echo unknown` + +_ASUNAME + +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + echo "PATH: $as_dir" +done + +} >&5 + +cat >&5 <<_ACEOF + + +## ----------- ## +## Core tests. ## +## ----------- ## + +_ACEOF + + +# Keep a trace of the command line. +# Strip out --no-create and --no-recursion so they do not pile up. +# Strip out --silent because we don't want to record it for future runs. +# Also quote any args containing shell meta-characters. +# Make two passes to allow for proper duplicate-argument suppression. +ac_configure_args= +ac_configure_args0= +ac_configure_args1= +ac_sep= +ac_must_keep_next=false +for ac_pass in 1 2 +do + for ac_arg + do + case $ac_arg in + -no-create | --no-c* | -n | -no-recursion | --no-r*) continue ;; + -q | -quiet | --quiet | --quie | --qui | --qu | --q \ + | -silent | --silent | --silen | --sile | --sil) + continue ;; + *" "*|*" "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\"\']*) + ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;; + esac + case $ac_pass in + 1) ac_configure_args0="$ac_configure_args0 '$ac_arg'" ;; + 2) + ac_configure_args1="$ac_configure_args1 '$ac_arg'" + if test $ac_must_keep_next = true; then + ac_must_keep_next=false # Got value, back to normal. + else + case $ac_arg in + *=* | --config-cache | -C | -disable-* | --disable-* \ + | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \ + | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \ + | -with-* | --with-* | -without-* | --without-* | --x) + case "$ac_configure_args0 " in + "$ac_configure_args1"*" '$ac_arg' "* ) continue ;; + esac + ;; + -* ) ac_must_keep_next=true ;; + esac + fi + ac_configure_args="$ac_configure_args$ac_sep'$ac_arg'" + # Get rid of the leading space. + ac_sep=" " + ;; + esac + done +done +$as_unset ac_configure_args0 || test "${ac_configure_args0+set}" != set || { ac_configure_args0=; export ac_configure_args0; } +$as_unset ac_configure_args1 || test "${ac_configure_args1+set}" != set || { ac_configure_args1=; export ac_configure_args1; } + +# When interrupted or exit'd, cleanup temporary files, and complete +# config.log. We remove comments because anyway the quotes in there +# would cause problems or look ugly. +# WARNING: Be sure not to use single quotes in there, as some shells, +# such as our DU 5.0 friend, will then `close' the trap. +trap 'exit_status=$? + # Save into config.log some information that might help in debugging. + { + echo + + cat <<\_ASBOX +## ---------------- ## +## Cache variables. ## +## ---------------- ## +_ASBOX + echo + # The following way of writing the cache mishandles newlines in values, +{ + (set) 2>&1 | + case `(ac_space='"'"' '"'"'; set | grep ac_space) 2>&1` in + *ac_space=\ *) + sed -n \ + "s/'"'"'/'"'"'\\\\'"'"''"'"'/g; + s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='"'"'\\2'"'"'/p" + ;; + *) + sed -n \ + "s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1=\\2/p" + ;; + esac; +} + echo + + cat <<\_ASBOX +## ----------------- ## +## Output variables. ## +## ----------------- ## +_ASBOX + echo + for ac_var in $ac_subst_vars + do + eval ac_val=$`echo $ac_var` + echo "$ac_var='"'"'$ac_val'"'"'" + done | sort + echo + + if test -n "$ac_subst_files"; then + cat <<\_ASBOX +## ------------- ## +## Output files. ## +## ------------- ## +_ASBOX + echo + for ac_var in $ac_subst_files + do + eval ac_val=$`echo $ac_var` + echo "$ac_var='"'"'$ac_val'"'"'" + done | sort + echo + fi + + if test -s confdefs.h; then + cat <<\_ASBOX +## ----------- ## +## confdefs.h. ## +## ----------- ## +_ASBOX + echo + sed "/^$/d" confdefs.h | sort + echo + fi + test "$ac_signal" != 0 && + echo "$as_me: caught signal $ac_signal" + echo "$as_me: exit $exit_status" + } >&5 + rm -f core core.* *.core && + rm -rf conftest* confdefs* conf$$* $ac_clean_files && + exit $exit_status + ' 0 +for ac_signal in 1 2 13 15; do + trap 'ac_signal='$ac_signal'; { (exit 1); exit 1; }' $ac_signal +done +ac_signal=0 + +# confdefs.h avoids OS command line length limits that DEFS can exceed. +rm -rf conftest* confdefs.h +# AIX cpp loses on an empty file, so make sure it contains at least a newline. +echo >confdefs.h + +# Predefined preprocessor variables. + +cat >>confdefs.h <<_ACEOF +#define PACKAGE_NAME "$PACKAGE_NAME" +_ACEOF + + +cat >>confdefs.h <<_ACEOF +#define PACKAGE_TARNAME "$PACKAGE_TARNAME" +_ACEOF + + +cat >>confdefs.h <<_ACEOF +#define PACKAGE_VERSION "$PACKAGE_VERSION" +_ACEOF + + +cat >>confdefs.h <<_ACEOF +#define PACKAGE_STRING "$PACKAGE_STRING" +_ACEOF + + +cat >>confdefs.h <<_ACEOF +#define PACKAGE_BUGREPORT "$PACKAGE_BUGREPORT" +_ACEOF + + +# Let the site file select an alternate cache file if it wants to. # Prefer explicitly selected file to automatically selected ones. if test -z "$CONFIG_SITE"; then if test "x$prefix" != xNONE; then @@ -538,40 +1175,104 @@ if test -z "$CONFIG_SITE"; then fi for ac_site_file in $CONFIG_SITE; do if test -r "$ac_site_file"; then - echo "loading site script $ac_site_file" + { echo "$as_me:$LINENO: loading site script $ac_site_file" >&5 +echo "$as_me: loading site script $ac_site_file" >&6;} + sed 's/^/| /' "$ac_site_file" >&5 . "$ac_site_file" fi done if test -r "$cache_file"; then - echo "loading cache $cache_file" - . $cache_file + # Some versions of bash will fail to source /dev/null (special + # files actually), so we avoid doing that. + if test -f "$cache_file"; then + { echo "$as_me:$LINENO: loading cache $cache_file" >&5 +echo "$as_me: loading cache $cache_file" >&6;} + case $cache_file in + [\\/]* | ?:[\\/]* ) . $cache_file;; + *) . ./$cache_file;; + esac + fi else - echo "creating cache $cache_file" - > $cache_file + { echo "$as_me:$LINENO: creating cache $cache_file" >&5 +echo "$as_me: creating cache $cache_file" >&6;} + >$cache_file fi -ac_ext=c -# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options. -ac_cpp='$CPP $CPPFLAGS' -ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5' -ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5' -cross_compiling=$ac_cv_prog_cc_cross - -ac_exeext= -ac_objext=o -if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then - # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu. - if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then - ac_n= ac_c=' -' ac_t=' ' - else - ac_n=-n ac_c= ac_t= +# Check that the precious variables saved in the cache have kept the same +# value. +ac_cache_corrupted=false +for ac_var in `(set) 2>&1 | + sed -n 's/^ac_env_\([a-zA-Z_0-9]*\)_set=.*/\1/p'`; do + eval ac_old_set=\$ac_cv_env_${ac_var}_set + eval ac_new_set=\$ac_env_${ac_var}_set + eval ac_old_val="\$ac_cv_env_${ac_var}_value" + eval ac_new_val="\$ac_env_${ac_var}_value" + case $ac_old_set,$ac_new_set in + set,) + { echo "$as_me:$LINENO: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5 +echo "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;} + ac_cache_corrupted=: ;; + ,set) + { echo "$as_me:$LINENO: error: \`$ac_var' was not set in the previous run" >&5 +echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;} + ac_cache_corrupted=: ;; + ,);; + *) + if test "x$ac_old_val" != "x$ac_new_val"; then + { echo "$as_me:$LINENO: error: \`$ac_var' has changed since the previous run:" >&5 +echo "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;} + { echo "$as_me:$LINENO: former value: $ac_old_val" >&5 +echo "$as_me: former value: $ac_old_val" >&2;} + { echo "$as_me:$LINENO: current value: $ac_new_val" >&5 +echo "$as_me: current value: $ac_new_val" >&2;} + ac_cache_corrupted=: + fi;; + esac + # Pass precious variables to config.status. + if test "$ac_new_set" = set; then + case $ac_new_val in + *" "*|*" "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\"\']*) + ac_arg=$ac_var=`echo "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;; + *) ac_arg=$ac_var=$ac_new_val ;; + esac + case " $ac_configure_args " in + *" '$ac_arg' "*) ;; # Avoid dups. Use of quotes ensures accuracy. + *) ac_configure_args="$ac_configure_args '$ac_arg'" ;; + esac fi -else - ac_n= ac_c='\c' ac_t= +done +if $ac_cache_corrupted; then + { echo "$as_me:$LINENO: error: changes in the environment can compromise the build" >&5 +echo "$as_me: error: changes in the environment can compromise the build" >&2;} + { { echo "$as_me:$LINENO: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&5 +echo "$as_me: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&2;} + { (exit 1); exit 1; }; } fi +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu + + + + + + + + + + + + + + + + + + ac_aux_dir= @@ -584,115 +1285,114 @@ for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do ac_aux_dir=$ac_dir ac_install_sh="$ac_aux_dir/install.sh -c" break + elif test -f $ac_dir/shtool; then + ac_aux_dir=$ac_dir + ac_install_sh="$ac_aux_dir/shtool install -c" + break fi done if test -z "$ac_aux_dir"; then - { echo "configure: error: can not find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." 1>&2; exit 1; } + { { echo "$as_me:$LINENO: error: cannot find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." >&5 +echo "$as_me: error: cannot find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." >&2;} + { (exit 1); exit 1; }; } fi -ac_config_guess=$ac_aux_dir/config.guess -ac_config_sub=$ac_aux_dir/config.sub -ac_configure=$ac_aux_dir/configure # This should be Cygnus configure. - - -# Do some error checking and defaulting for the host and target type. -# The inputs are: -# configure --host=HOST --target=TARGET --build=BUILD NONOPT -# -# The rules are: -# 1. 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exit 1; }; } + +echo "$as_me:$LINENO: checking build system type" >&5 +echo $ECHO_N "checking build system type... $ECHO_C" >&6 +if test "${ac_cv_build+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + ac_cv_build_alias=$build_alias +test -z "$ac_cv_build_alias" && + ac_cv_build_alias=`$ac_config_guess` +test -z "$ac_cv_build_alias" && + { { echo "$as_me:$LINENO: error: cannot guess build type; you must specify one" >&5 +echo "$as_me: error: cannot guess build type; you must specify one" >&2;} + { (exit 1); exit 1; }; } +ac_cv_build=`$ac_config_sub $ac_cv_build_alias` || + { { echo "$as_me:$LINENO: error: $ac_config_sub $ac_cv_build_alias failed" >&5 +echo "$as_me: error: $ac_config_sub $ac_cv_build_alias failed" >&2;} + { (exit 1); exit 1; }; } -host_alias=$host -case "$host_alias" in -NONE) - case $nonopt in - NONE) - if host_alias=`${CONFIG_SHELL-/bin/sh} $ac_config_guess`; then : - else { echo "configure: error: can not guess host type; you must specify one" 1>&2; exit 1; } - fi ;; - *) host_alias=$nonopt ;; - esac ;; -esac +fi +echo "$as_me:$LINENO: result: $ac_cv_build" >&5 +echo "${ECHO_T}$ac_cv_build" >&6 +build=$ac_cv_build +build_cpu=`echo $ac_cv_build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'` +build_vendor=`echo $ac_cv_build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'` +build_os=`echo $ac_cv_build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'` + + +echo "$as_me:$LINENO: checking host system type" >&5 +echo $ECHO_N "checking host system type... $ECHO_C" >&6 +if test "${ac_cv_host+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + ac_cv_host_alias=$host_alias +test -z "$ac_cv_host_alias" && + ac_cv_host_alias=$ac_cv_build_alias +ac_cv_host=`$ac_config_sub $ac_cv_host_alias` || + { { echo "$as_me:$LINENO: error: $ac_config_sub $ac_cv_host_alias failed" >&5 +echo "$as_me: error: $ac_config_sub $ac_cv_host_alias failed" >&2;} + { (exit 1); exit 1; }; } -host=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $host_alias` -host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'` -host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'` -host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'` -echo "$ac_t""$host" 1>&6 - -echo $ac_n "checking target system type""... $ac_c" 1>&6 -echo "configure:646: checking target system type" >&5 - -target_alias=$target -case "$target_alias" in -NONE) - case $nonopt in - NONE) target_alias=$host_alias ;; - *) target_alias=$nonopt ;; - esac ;; -esac +fi +echo "$as_me:$LINENO: result: $ac_cv_host" >&5 +echo "${ECHO_T}$ac_cv_host" >&6 +host=$ac_cv_host +host_cpu=`echo $ac_cv_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'` +host_vendor=`echo $ac_cv_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'` +host_os=`echo $ac_cv_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'` + + +echo "$as_me:$LINENO: checking target system type" >&5 +echo $ECHO_N "checking target system type... $ECHO_C" >&6 +if test "${ac_cv_target+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + ac_cv_target_alias=$target_alias +test "x$ac_cv_target_alias" = "x" && + ac_cv_target_alias=$ac_cv_host_alias +ac_cv_target=`$ac_config_sub $ac_cv_target_alias` || + { { echo "$as_me:$LINENO: error: $ac_config_sub $ac_cv_target_alias failed" >&5 +echo "$as_me: error: $ac_config_sub $ac_cv_target_alias failed" >&2;} + { (exit 1); exit 1; }; } -target=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $target_alias` -target_cpu=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'` -target_vendor=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'` -target_os=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'` -echo "$ac_t""$target" 1>&6 - -echo $ac_n "checking build system type""... $ac_c" 1>&6 -echo "configure:664: checking build system type" >&5 - -build_alias=$build -case "$build_alias" in -NONE) - case $nonopt in - NONE) build_alias=$host_alias ;; - *) build_alias=$nonopt ;; - esac ;; -esac +fi +echo "$as_me:$LINENO: result: $ac_cv_target" >&5 +echo "${ECHO_T}$ac_cv_target" >&6 +target=$ac_cv_target +target_cpu=`echo $ac_cv_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'` +target_vendor=`echo $ac_cv_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'` +target_os=`echo $ac_cv_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'` -build=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $build_alias` -build_cpu=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'` -build_vendor=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'` -build_os=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'` -echo "$ac_t""$build" 1>&6 -test "$host_alias" != "$target_alias" && +# The aliases save the names the user supplied, while $host etc. +# will get canonicalized. +test -n "$target_alias" && test "$program_prefix$program_suffix$program_transform_name" = \ NONENONEs,x,x, && program_prefix=${target_alias}- - - - - # Check whether --with-gcc or --without-gcc was given. + + + +# Check whether --with-gcc or --without-gcc was given. if test "${with_gcc+set}" = set; then withval="$with_gcc" - : -fi +fi; V_CCOPT="-O" V_INCLS="" if test "${srcdir}" != "." ; then @@ -707,32 +1407,38 @@ fi bsdi*) # Extract the first word of "shlicc2", so it can be a program name with args. set dummy shlicc2; ac_word=$2 -echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:712: checking for $ac_word" >&5 -if eval "test \"`echo '$''{'ac_cv_prog_SHLICC2'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 +echo "$as_me:$LINENO: checking for $ac_word" >&5 +echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 +if test "${ac_cv_prog_SHLICC2+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 else if test -n "$SHLICC2"; then ac_cv_prog_SHLICC2="$SHLICC2" # Let the user override the test. else - IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":" - ac_dummy="$PATH" - for ac_dir in $ac_dummy; do - test -z "$ac_dir" && ac_dir=. - if test -f $ac_dir/$ac_word; then - ac_cv_prog_SHLICC2="yes" - break - fi - done - IFS="$ac_save_ifs" +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_SHLICC2="yes" + echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done +done + test -z "$ac_cv_prog_SHLICC2" && ac_cv_prog_SHLICC2="no" fi fi -SHLICC2="$ac_cv_prog_SHLICC2" +SHLICC2=$ac_cv_prog_SHLICC2 if test -n "$SHLICC2"; then - echo "$ac_t""$SHLICC2" 1>&6 + echo "$as_me:$LINENO: result: $SHLICC2" >&5 +echo "${ECHO_T}$SHLICC2" >&6 else - echo "$ac_t""no" 1>&6 + echo "$as_me:$LINENO: result: no" >&5 +echo "${ECHO_T}no" >&6 fi if test $SHLICC2 = yes ; then @@ -746,214 +1452,643 @@ fi CC=cc export CC fi - # Extract the first word of "gcc", so it can be a program name with args. + ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu +if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args. +set dummy ${ac_tool_prefix}gcc; ac_word=$2 +echo "$as_me:$LINENO: checking for $ac_word" >&5 +echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 +if test "${ac_cv_prog_CC+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_CC="${ac_tool_prefix}gcc" + echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done +done + +fi +fi +CC=$ac_cv_prog_CC +if test -n "$CC"; then + echo "$as_me:$LINENO: result: $CC" >&5 +echo "${ECHO_T}$CC" >&6 +else + echo "$as_me:$LINENO: result: no" >&5 +echo "${ECHO_T}no" >&6 +fi + +fi +if test -z "$ac_cv_prog_CC"; then + ac_ct_CC=$CC + # Extract the first word of "gcc", so it can be a program name with args. set dummy gcc; ac_word=$2 -echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:753: checking for $ac_word" >&5 -if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 +echo "$as_me:$LINENO: checking for $ac_word" >&5 +echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 +if test "${ac_cv_prog_ac_ct_CC+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + if test -n "$ac_ct_CC"; then + ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_CC="gcc" + echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done +done + +fi +fi +ac_ct_CC=$ac_cv_prog_ac_ct_CC +if test -n "$ac_ct_CC"; then + echo "$as_me:$LINENO: result: $ac_ct_CC" >&5 +echo "${ECHO_T}$ac_ct_CC" >&6 +else + echo "$as_me:$LINENO: result: no" >&5 +echo "${ECHO_T}no" >&6 +fi + + CC=$ac_ct_CC +else + CC="$ac_cv_prog_CC" +fi + +if test -z "$CC"; then + if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args. +set dummy ${ac_tool_prefix}cc; ac_word=$2 +echo "$as_me:$LINENO: checking for $ac_word" >&5 +echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 +if test "${ac_cv_prog_CC+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 else if test -n "$CC"; then ac_cv_prog_CC="$CC" # Let the user override the test. else - IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":" - ac_dummy="$PATH" - for ac_dir in $ac_dummy; do - test -z "$ac_dir" && ac_dir=. - if test -f $ac_dir/$ac_word; then - ac_cv_prog_CC="gcc" - break - fi - done - IFS="$ac_save_ifs" +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_CC="${ac_tool_prefix}cc" + echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done +done + fi fi -CC="$ac_cv_prog_CC" +CC=$ac_cv_prog_CC if test -n "$CC"; then - echo "$ac_t""$CC" 1>&6 + echo "$as_me:$LINENO: result: $CC" >&5 +echo "${ECHO_T}$CC" >&6 else - echo "$ac_t""no" 1>&6 + echo "$as_me:$LINENO: result: no" >&5 +echo "${ECHO_T}no" >&6 fi +fi +if test -z "$ac_cv_prog_CC"; then + ac_ct_CC=$CC + # Extract the first word of "cc", so it can be a program name with args. +set dummy cc; ac_word=$2 +echo "$as_me:$LINENO: checking for $ac_word" >&5 +echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 +if test "${ac_cv_prog_ac_ct_CC+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + if test -n "$ac_ct_CC"; then + ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_CC="cc" + echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done +done + +fi +fi +ac_ct_CC=$ac_cv_prog_ac_ct_CC +if test -n "$ac_ct_CC"; then + echo "$as_me:$LINENO: result: $ac_ct_CC" >&5 +echo "${ECHO_T}$ac_ct_CC" >&6 +else + echo "$as_me:$LINENO: result: no" >&5 +echo "${ECHO_T}no" >&6 +fi + + CC=$ac_ct_CC +else + CC="$ac_cv_prog_CC" +fi + +fi if test -z "$CC"; then # Extract the first word of "cc", so it can be a program name with args. set dummy cc; ac_word=$2 -echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:783: checking for $ac_word" >&5 -if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 +echo "$as_me:$LINENO: checking for $ac_word" >&5 +echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 +if test "${ac_cv_prog_CC+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 else if test -n "$CC"; then ac_cv_prog_CC="$CC" # Let the user override the test. else - IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":" ac_prog_rejected=no - ac_dummy="$PATH" - for ac_dir in $ac_dummy; do - test -z "$ac_dir" && ac_dir=. - if test -f $ac_dir/$ac_word; then - if test "$ac_dir/$ac_word" = "/usr/ucb/cc"; then - ac_prog_rejected=yes - continue - fi - ac_cv_prog_CC="cc" - break - fi - done - IFS="$ac_save_ifs" +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + if test "$as_dir/$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then + ac_prog_rejected=yes + continue + fi + ac_cv_prog_CC="cc" + echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done +done + if test $ac_prog_rejected = yes; then # We found a bogon in the path, so make sure we never use it. set dummy $ac_cv_prog_CC shift - if test $# -gt 0; then + if test $# != 0; then # We chose a different compiler from the bogus one. # However, it has the same basename, so the bogon will be chosen # first if we set CC to just the basename; use the full file name. shift - set dummy "$ac_dir/$ac_word" "$@" - shift - ac_cv_prog_CC="$@" + ac_cv_prog_CC="$as_dir/$ac_word${1+' '}$@" fi fi fi fi -CC="$ac_cv_prog_CC" +CC=$ac_cv_prog_CC if test -n "$CC"; then - echo "$ac_t""$CC" 1>&6 + echo "$as_me:$LINENO: result: $CC" >&5 +echo "${ECHO_T}$CC" >&6 else - echo "$ac_t""no" 1>&6 + echo "$as_me:$LINENO: result: no" >&5 +echo "${ECHO_T}no" >&6 fi - if test -z "$CC"; then - case "`uname -s`" in - *win32* | *WIN32*) - # Extract the first word of "cl", so it can be a program name with args. -set dummy cl; ac_word=$2 -echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:834: checking for $ac_word" >&5 -if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 +fi +if test -z "$CC"; then + if test -n "$ac_tool_prefix"; then + for ac_prog in cl + do + # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args. +set dummy $ac_tool_prefix$ac_prog; ac_word=$2 +echo "$as_me:$LINENO: checking for $ac_word" >&5 +echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 +if test "${ac_cv_prog_CC+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 else if test -n "$CC"; then ac_cv_prog_CC="$CC" # Let the user override the test. else - IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":" - ac_dummy="$PATH" - for ac_dir in $ac_dummy; do - test -z "$ac_dir" && ac_dir=. - if test -f $ac_dir/$ac_word; then - ac_cv_prog_CC="cl" - break - fi - done - IFS="$ac_save_ifs" +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_CC="$ac_tool_prefix$ac_prog" + echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done +done + fi fi -CC="$ac_cv_prog_CC" +CC=$ac_cv_prog_CC if test -n "$CC"; then - echo "$ac_t""$CC" 1>&6 + echo "$as_me:$LINENO: result: $CC" >&5 +echo "${ECHO_T}$CC" >&6 else - echo "$ac_t""no" 1>&6 + echo "$as_me:$LINENO: result: no" >&5 +echo "${ECHO_T}no" >&6 fi - ;; - esac + + test -n "$CC" && break + done +fi +if test -z "$CC"; then + ac_ct_CC=$CC + for ac_prog in cl +do + # Extract the first word of "$ac_prog", so it can be a program name with args. +set dummy $ac_prog; ac_word=$2 +echo "$as_me:$LINENO: checking for $ac_word" >&5 +echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 +if test "${ac_cv_prog_ac_ct_CC+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + if test -n "$ac_ct_CC"; then + ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_CC="$ac_prog" + echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 fi - test -z "$CC" && { echo "configure: error: no acceptable cc found in \$PATH" 1>&2; exit 1; } +done +done + +fi +fi +ac_ct_CC=$ac_cv_prog_ac_ct_CC +if test -n "$ac_ct_CC"; then + echo "$as_me:$LINENO: result: $ac_ct_CC" >&5 +echo "${ECHO_T}$ac_ct_CC" >&6 +else + echo "$as_me:$LINENO: result: no" >&5 +echo "${ECHO_T}no" >&6 fi -echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6 -echo "configure:866: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5 + test -n "$ac_ct_CC" && break +done -ac_ext=c -# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options. -ac_cpp='$CPP $CPPFLAGS' -ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5' -ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5' -cross_compiling=$ac_cv_prog_cc_cross + CC=$ac_ct_CC +fi -cat > conftest.$ac_ext << EOF +fi -#line 877 "configure" -#include "confdefs.h" -main(){return(0);} -EOF -if { (eval echo configure:882: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then - ac_cv_prog_cc_works=yes - # If we can't run a trivial program, we are probably using a cross compiler. - if (./conftest; exit) 2>/dev/null; then - ac_cv_prog_cc_cross=no +test -z "$CC" && { { echo "$as_me:$LINENO: error: no acceptable C compiler found in \$PATH +See \`config.log' for more details." >&5 +echo "$as_me: error: no acceptable C compiler found in \$PATH +See \`config.log' for more details." >&2;} + { (exit 1); exit 1; }; } + +# Provide some information about the compiler. +echo "$as_me:$LINENO:" \ + "checking for C compiler version" >&5 +ac_compiler=`set X $ac_compile; echo $2` +{ (eval echo "$as_me:$LINENO: \"$ac_compiler --version </dev/null >&5\"") >&5 + (eval $ac_compiler --version </dev/null >&5) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } +{ (eval echo "$as_me:$LINENO: \"$ac_compiler -v </dev/null >&5\"") >&5 + (eval $ac_compiler -v </dev/null >&5) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } +{ (eval echo "$as_me:$LINENO: \"$ac_compiler -V </dev/null >&5\"") >&5 + (eval $ac_compiler -V </dev/null >&5) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } + +cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ + +int +main () +{ + + ; + return 0; +} +_ACEOF +ac_clean_files_save=$ac_clean_files +ac_clean_files="$ac_clean_files a.out a.exe b.out" +# Try to create an executable without -o first, disregard a.out. +# It will help us diagnose broken compilers, and finding out an intuition +# of exeext. +echo "$as_me:$LINENO: checking for C compiler default output" >&5 +echo $ECHO_N "checking for C compiler default output... $ECHO_C" >&6 +ac_link_default=`echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'` +if { (eval echo "$as_me:$LINENO: \"$ac_link_default\"") >&5 + (eval $ac_link_default) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; then + # Find the output, starting from the most likely. This scheme is +# not robust to junk in `.', hence go to wildcards (a.*) only as a last +# resort. + +# Be careful to initialize this variable, since it used to be cached. +# Otherwise an old cache value of `no' led to `EXEEXT = no' in a Makefile. +ac_cv_exeext= +# b.out is created by i960 compilers. +for ac_file in a_out.exe a.exe conftest.exe a.out conftest a.* conftest.* b.out +do + test -f "$ac_file" || continue + case $ac_file in + *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.o | *.obj ) + ;; + conftest.$ac_ext ) + # This is the source file. + ;; + [ab].out ) + # We found the default executable, but exeext='' is most + # certainly right. + break;; + *.* ) + ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'` + # FIXME: I believe we export ac_cv_exeext for Libtool, + # but it would be cool to find out if it's true. Does anybody + # maintain Libtool? --akim. + export ac_cv_exeext + break;; + * ) + break;; + esac +done +else + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +{ { echo "$as_me:$LINENO: error: C compiler cannot create executables +See \`config.log' for more details." >&5 +echo "$as_me: error: C compiler cannot create executables +See \`config.log' for more details." >&2;} + { (exit 77); exit 77; }; } +fi + +ac_exeext=$ac_cv_exeext +echo "$as_me:$LINENO: result: $ac_file" >&5 +echo "${ECHO_T}$ac_file" >&6 + +# Check the compiler produces executables we can run. If not, either +# the compiler is broken, or we cross compile. +echo "$as_me:$LINENO: checking whether the C compiler works" >&5 +echo $ECHO_N "checking whether the C compiler works... $ECHO_C" >&6 +# FIXME: These cross compiler hacks should be removed for Autoconf 3.0 +# If not cross compiling, check that we can run a simple program. +if test "$cross_compiling" != yes; then + if { ac_try='./$ac_file' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + cross_compiling=no else - ac_cv_prog_cc_cross=yes + if test "$cross_compiling" = maybe; then + cross_compiling=yes + else + { { echo "$as_me:$LINENO: error: cannot run C compiled programs. +If you meant to cross compile, use \`--host'. +See \`config.log' for more details." >&5 +echo "$as_me: error: cannot run C compiled programs. +If you meant to cross compile, use \`--host'. +See \`config.log' for more details." >&2;} + { (exit 1); exit 1; }; } + fi fi -else - echo "configure: failed program was:" >&5 - cat conftest.$ac_ext >&5 - ac_cv_prog_cc_works=no fi -rm -fr conftest* -ac_ext=c -# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options. -ac_cpp='$CPP $CPPFLAGS' -ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5' -ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5' -cross_compiling=$ac_cv_prog_cc_cross - -echo "$ac_t""$ac_cv_prog_cc_works" 1>&6 -if test $ac_cv_prog_cc_works = no; then - { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; } -fi -echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6 -echo "configure:908: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5 -echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6 -cross_compiling=$ac_cv_prog_cc_cross - -echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6 -echo "configure:913: checking whether we are using GNU C" >&5 -if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 -else - cat > conftest.c <<EOF -#ifdef __GNUC__ - yes; -#endif -EOF -if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:922: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then - ac_cv_prog_gcc=yes +echo "$as_me:$LINENO: result: yes" >&5 +echo "${ECHO_T}yes" >&6 + +rm -f a.out a.exe conftest$ac_cv_exeext b.out +ac_clean_files=$ac_clean_files_save +# Check the compiler produces executables we can run. If not, either +# the compiler is broken, or we cross compile. +echo "$as_me:$LINENO: checking whether we are cross compiling" >&5 +echo $ECHO_N "checking whether we are cross compiling... $ECHO_C" >&6 +echo "$as_me:$LINENO: result: $cross_compiling" >&5 +echo "${ECHO_T}$cross_compiling" >&6 + +echo "$as_me:$LINENO: checking for suffix of executables" >&5 +echo $ECHO_N "checking for suffix of executables... $ECHO_C" >&6 +if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5 + (eval $ac_link) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; then + # If both `conftest.exe' and `conftest' are `present' (well, observable) +# catch `conftest.exe'. For instance with Cygwin, `ls conftest' will +# work properly (i.e., refer to `conftest.exe'), while it won't with +# `rm'. +for ac_file in conftest.exe conftest conftest.*; do + test -f "$ac_file" || continue + case $ac_file in + *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.o | *.obj ) ;; + *.* ) ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'` + export ac_cv_exeext + break;; + * ) break;; + esac +done else - ac_cv_prog_gcc=no -fi + { { echo "$as_me:$LINENO: error: cannot compute suffix of executables: cannot compile and link +See \`config.log' for more details." >&5 +echo "$as_me: error: cannot compute suffix of executables: cannot compile and link +See \`config.log' for more details." >&2;} + { (exit 1); exit 1; }; } fi -echo "$ac_t""$ac_cv_prog_gcc" 1>&6 +rm -f conftest$ac_cv_exeext +echo "$as_me:$LINENO: result: $ac_cv_exeext" >&5 +echo "${ECHO_T}$ac_cv_exeext" >&6 + +rm -f conftest.$ac_ext +EXEEXT=$ac_cv_exeext +ac_exeext=$EXEEXT +echo "$as_me:$LINENO: checking for suffix of object files" >&5 +echo $ECHO_N "checking for suffix of object files... $ECHO_C" >&6 +if test "${ac_cv_objext+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ + +int +main () +{ -if test $ac_cv_prog_gcc = yes; then - GCC=yes + ; + return 0; +} +_ACEOF +rm -f conftest.o conftest.obj +if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; then + for ac_file in `(ls conftest.o conftest.obj; ls conftest.*) 2>/dev/null`; do + case $ac_file in + *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg ) ;; + *) ac_cv_objext=`expr "$ac_file" : '.*\.\(.*\)'` + break;; + esac +done else - GCC= + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +{ { echo "$as_me:$LINENO: error: cannot compute suffix of object files: cannot compile +See \`config.log' for more details." >&5 +echo "$as_me: error: cannot compute suffix of object files: cannot compile +See \`config.log' for more details." >&2;} + { (exit 1); exit 1; }; } fi -ac_test_CFLAGS="${CFLAGS+set}" -ac_save_CFLAGS="$CFLAGS" -CFLAGS= -echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6 -echo "configure:941: checking whether ${CC-cc} accepts -g" >&5 -if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 +rm -f conftest.$ac_cv_objext conftest.$ac_ext +fi +echo "$as_me:$LINENO: result: $ac_cv_objext" >&5 +echo "${ECHO_T}$ac_cv_objext" >&6 +OBJEXT=$ac_cv_objext +ac_objext=$OBJEXT +echo "$as_me:$LINENO: checking whether we are using the GNU C compiler" >&5 +echo $ECHO_N "checking whether we are using the GNU C compiler... $ECHO_C" >&6 +if test "${ac_cv_c_compiler_gnu+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 else - echo 'void f(){}' > conftest.c -if test -z "`${CC-cc} -g -c conftest.c 2>&1`"; then - ac_cv_prog_cc_g=yes + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ + +int +main () +{ +#ifndef __GNUC__ + choke me +#endif + + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + ac_compiler_gnu=yes else - ac_cv_prog_cc_g=no + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +ac_compiler_gnu=no fi -rm -f conftest* +rm -f conftest.$ac_objext conftest.$ac_ext +ac_cv_c_compiler_gnu=$ac_compiler_gnu fi +echo "$as_me:$LINENO: result: $ac_cv_c_compiler_gnu" >&5 +echo "${ECHO_T}$ac_cv_c_compiler_gnu" >&6 +GCC=`test $ac_compiler_gnu = yes && echo yes` +ac_test_CFLAGS=${CFLAGS+set} +ac_save_CFLAGS=$CFLAGS +CFLAGS="-g" +echo "$as_me:$LINENO: checking whether $CC accepts -g" >&5 +echo $ECHO_N "checking whether $CC accepts -g... $ECHO_C" >&6 +if test "${ac_cv_prog_cc_g+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ + +int +main () +{ -echo "$ac_t""$ac_cv_prog_cc_g" 1>&6 + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + ac_cv_prog_cc_g=yes +else + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +ac_cv_prog_cc_g=no +fi +rm -f conftest.$ac_objext conftest.$ac_ext +fi +echo "$as_me:$LINENO: result: $ac_cv_prog_cc_g" >&5 +echo "${ECHO_T}$ac_cv_prog_cc_g" >&6 if test "$ac_test_CFLAGS" = set; then - CFLAGS="$ac_save_CFLAGS" + CFLAGS=$ac_save_CFLAGS elif test $ac_cv_prog_cc_g = yes; then if test "$GCC" = yes; then CFLAGS="-g -O2" @@ -967,16 +2102,233 @@ else CFLAGS= fi fi +echo "$as_me:$LINENO: checking for $CC option to accept ANSI C" >&5 +echo $ECHO_N "checking for $CC option to accept ANSI C... $ECHO_C" >&6 +if test "${ac_cv_prog_cc_stdc+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + ac_cv_prog_cc_stdc=no +ac_save_CC=$CC +cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ +#include <stdarg.h> +#include <stdio.h> +#include <sys/types.h> +#include <sys/stat.h> +/* Most of the following tests are stolen from RCS 5.7's src/conf.sh. */ +struct buf { int x; }; +FILE * (*rcsopen) (struct buf *, struct stat *, int); +static char *e (p, i) + char **p; + int i; +{ + return p[i]; +} +static char *f (char * (*g) (char **, int), char **p, ...) +{ + char *s; + va_list v; + va_start (v,p); + s = g (p, va_arg (v,int)); + va_end (v); + return s; +} +int test (int i, double x); +struct s1 {int (*f) (int a);}; +struct s2 {int (*f) (double a);}; +int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int); +int argc; +char **argv; +int +main () +{ +return f (e, argv, 0) != argv[0] || f (e, argv, 1) != argv[1]; + ; + return 0; +} +_ACEOF +# Don't try gcc -ansi; that turns off useful extensions and +# breaks some systems' header files. +# AIX -qlanglvl=ansi +# Ultrix and OSF/1 -std1 +# HP-UX 10.20 and later -Ae +# HP-UX older versions -Aa -D_HPUX_SOURCE +# SVR4 -Xc -D__EXTENSIONS__ +for ac_arg in "" -qlanglvl=ansi -std1 -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__" +do + CC="$ac_save_CC $ac_arg" + rm -f conftest.$ac_objext +if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + ac_cv_prog_cc_stdc=$ac_arg +break +else + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +fi +rm -f conftest.$ac_objext +done +rm -f conftest.$ac_ext conftest.$ac_objext +CC=$ac_save_CC + +fi + +case "x$ac_cv_prog_cc_stdc" in + x|xno) + echo "$as_me:$LINENO: result: none needed" >&5 +echo "${ECHO_T}none needed" >&6 ;; + *) + echo "$as_me:$LINENO: result: $ac_cv_prog_cc_stdc" >&5 +echo "${ECHO_T}$ac_cv_prog_cc_stdc" >&6 + CC="$CC $ac_cv_prog_cc_stdc" ;; +esac + +# Some people use a C++ compiler to compile C. Since we use `exit', +# in C++ we need to declare it. In case someone uses the same compiler +# for both compiling C and C++ we need to have the C++ compiler decide +# the declaration of exit, since it's the most demanding environment. +cat >conftest.$ac_ext <<_ACEOF +#ifndef __cplusplus + choke me +#endif +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + for ac_declaration in \ + ''\ + '#include <stdlib.h>' \ + 'extern "C" void std::exit (int) throw (); using std::exit;' \ + 'extern "C" void std::exit (int); using std::exit;' \ + 'extern "C" void exit (int) throw ();' \ + 'extern "C" void exit (int);' \ + 'void exit (int);' +do + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ +#include <stdlib.h> +$ac_declaration +int +main () +{ +exit (42); + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + : +else + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +continue +fi +rm -f conftest.$ac_objext conftest.$ac_ext + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ +$ac_declaration +int +main () +{ +exit (42); + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + break +else + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +fi +rm -f conftest.$ac_objext conftest.$ac_ext +done +rm -f conftest* +if test -n "$ac_declaration"; then + echo '#ifdef __cplusplus' >>confdefs.h + echo $ac_declaration >>confdefs.h + echo '#endif' >>confdefs.h +fi + +else + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +fi +rm -f conftest.$ac_objext conftest.$ac_ext +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu if test "$GCC" = yes ; then if test "$SHLICC2" = yes ; then ac_cv_lbl_gcc_vers=2 V_CCOPT="-O2" else - echo $ac_n "checking gcc version""... $ac_c" 1>&6 -echo "configure:978: checking gcc version" >&5 - if eval "test \"`echo '$''{'ac_cv_lbl_gcc_vers'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 + echo "$as_me:$LINENO: checking gcc version" >&5 +echo $ECHO_N "checking gcc version... $ECHO_C" >&6 + if test "${ac_cv_lbl_gcc_vers+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 else ac_cv_lbl_gcc_vers=`$CC -v 2>&1 | \ sed -e '/^gcc version /!d' \ @@ -985,83 +2337,128 @@ else -e 's/\..*//'` fi - echo "$ac_t""$ac_cv_lbl_gcc_vers" 1>&6 + echo "$as_me:$LINENO: result: $ac_cv_lbl_gcc_vers" >&5 +echo "${ECHO_T}$ac_cv_lbl_gcc_vers" >&6 if test $ac_cv_lbl_gcc_vers -gt 1 ; then V_CCOPT="-O2" fi fi else - echo $ac_n "checking that $CC handles ansi prototypes""... $ac_c" 1>&6 -echo "configure:996: checking that $CC handles ansi prototypes" >&5 - if eval "test \"`echo '$''{'ac_cv_lbl_cc_ansi_prototypes'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 -else - cat > conftest.$ac_ext <<EOF -#line 1001 "configure" -#include "confdefs.h" + echo "$as_me:$LINENO: checking that $CC handles ansi prototypes" >&5 +echo $ECHO_N "checking that $CC handles ansi prototypes... $ECHO_C" >&6 + if test "${ac_cv_lbl_cc_ansi_prototypes+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + +cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ #include <sys/types.h> -int main() { +int +main () +{ int frob(int, char *) -; return 0; } -EOF -if { (eval echo configure:1008: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then - rm -rf conftest* + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then ac_cv_lbl_cc_ansi_prototypes=yes else - echo "configure: failed program was:" >&5 - cat conftest.$ac_ext >&5 - rm -rf conftest* - ac_cv_lbl_cc_ansi_prototypes=no + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +ac_cv_lbl_cc_ansi_prototypes=no fi -rm -f conftest* +rm -f conftest.$ac_objext conftest.$ac_ext fi - echo "$ac_t""$ac_cv_lbl_cc_ansi_prototypes" 1>&6 + echo "$as_me:$LINENO: result: $ac_cv_lbl_cc_ansi_prototypes" >&5 +echo "${ECHO_T}$ac_cv_lbl_cc_ansi_prototypes" >&6 if test $ac_cv_lbl_cc_ansi_prototypes = no ; then case "$target_os" in hpux*) - echo $ac_n "checking for HP-UX ansi compiler ($CC -Aa -D_HPUX_SOURCE)""... $ac_c" 1>&6 -echo "configure:1026: checking for HP-UX ansi compiler ($CC -Aa -D_HPUX_SOURCE)" >&5 + echo "$as_me:$LINENO: checking for HP-UX ansi compiler ($CC -Aa -D_HPUX_SOURCE)" >&5 +echo $ECHO_N "checking for HP-UX ansi compiler ($CC -Aa -D_HPUX_SOURCE)... $ECHO_C" >&6 savedcflags="$CFLAGS" CFLAGS="-Aa -D_HPUX_SOURCE $CFLAGS" - if eval "test \"`echo '$''{'ac_cv_lbl_cc_hpux_cc_aa'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 + if test "${ac_cv_lbl_cc_hpux_cc_aa+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 else - cat > conftest.$ac_ext <<EOF -#line 1033 "configure" -#include "confdefs.h" + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ #include <sys/types.h> -int main() { +int +main () +{ int frob(int, char *) -; return 0; } -EOF -if { (eval echo configure:1040: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then - rm -rf conftest* + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then ac_cv_lbl_cc_hpux_cc_aa=yes else - echo "configure: failed program was:" >&5 - cat conftest.$ac_ext >&5 - rm -rf conftest* - ac_cv_lbl_cc_hpux_cc_aa=no + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +ac_cv_lbl_cc_hpux_cc_aa=no fi -rm -f conftest* +rm -f conftest.$ac_objext conftest.$ac_ext fi - echo "$ac_t""$ac_cv_lbl_cc_hpux_cc_aa" 1>&6 + echo "$as_me:$LINENO: result: $ac_cv_lbl_cc_hpux_cc_aa" >&5 +echo "${ECHO_T}$ac_cv_lbl_cc_hpux_cc_aa" >&6 if test $ac_cv_lbl_cc_hpux_cc_aa = no ; then - { echo "configure: error: see the INSTALL doc for more info" 1>&2; exit 1; } + { { echo "$as_me:$LINENO: error: see the INSTALL doc for more info" >&5 +echo "$as_me: error: see the INSTALL doc for more info" >&2;} + { (exit 1); exit 1; }; } fi CFLAGS="$savedcflags" V_CCOPT="-Aa $V_CCOPT" - cat >> confdefs.h <<\EOF + +cat >>confdefs.h <<\_ACEOF #define _HPUX_SOURCE 1 -EOF +_ACEOF ;; *) - { echo "configure: error: see the INSTALL doc for more info" 1>&2; exit 1; } + { { echo "$as_me:$LINENO: error: see the INSTALL doc for more info" >&5 +echo "$as_me: error: see the INSTALL doc for more info" >&2;} + { (exit 1); exit 1; }; } ;; esac fi @@ -1079,97 +2476,161 @@ EOF ;; ultrix*) - echo $ac_n "checking that Ultrix $CC hacks const in prototypes""... $ac_c" 1>&6 -echo "configure:1084: checking that Ultrix $CC hacks const in prototypes" >&5 - if eval "test \"`echo '$''{'ac_cv_lbl_cc_const_proto'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 -else - cat > conftest.$ac_ext <<EOF -#line 1089 "configure" -#include "confdefs.h" + echo "$as_me:$LINENO: checking that Ultrix $CC hacks const in prototypes" >&5 +echo $ECHO_N "checking that Ultrix $CC hacks const in prototypes... $ECHO_C" >&6 + if test "${ac_cv_lbl_cc_const_proto+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ #include <sys/types.h> -int main() { +int +main () +{ struct a { int b; }; void c(const struct a *) -; return 0; } -EOF -if { (eval echo configure:1097: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then - rm -rf conftest* + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then ac_cv_lbl_cc_const_proto=yes else - echo "configure: failed program was:" >&5 - cat conftest.$ac_ext >&5 - rm -rf conftest* - ac_cv_lbl_cc_const_proto=no + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +ac_cv_lbl_cc_const_proto=no fi -rm -f conftest* +rm -f conftest.$ac_objext conftest.$ac_ext fi - echo "$ac_t""$ac_cv_lbl_cc_const_proto" 1>&6 + echo "$as_me:$LINENO: result: $ac_cv_lbl_cc_const_proto" >&5 +echo "${ECHO_T}$ac_cv_lbl_cc_const_proto" >&6 if test $ac_cv_lbl_cc_const_proto = no ; then - cat >> confdefs.h <<\EOF -#define const -EOF + cat >>confdefs.h <<\_ACEOF +#define const +_ACEOF fi ;; esac fi -echo $ac_n "checking for inline""... $ac_c" 1>&6 -echo "configure:1121: checking for inline" >&5 -if eval "test \"`echo '$''{'ac_cv_c_inline'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 +echo "$as_me:$LINENO: checking for inline" >&5 +echo $ECHO_N "checking for inline... $ECHO_C" >&6 + if test "${ac_cv_lbl_inline+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 else - ac_cv_c_inline=no -for ac_kw in inline __inline__ __inline; do - cat > conftest.$ac_ext <<EOF -#line 1128 "configure" -#include "confdefs.h" -int main() { -} $ac_kw foo() { -; return 0; } -EOF -if { (eval echo configure:1135: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then - rm -rf conftest* - ac_cv_c_inline=$ac_kw; break + ac_cv_lbl_inline="" + ac_lbl_cc_inline=no + for ac_lbl_inline in inline __inline__ __inline + do + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ +#define inline $ac_lbl_inline + static inline struct iltest *foo(void); + struct iltest { + int iltest1; + int iltest2; + }; + + static inline struct iltest * + foo() + { + static struct iltest xxx; + + return &xxx; + } +int +main () +{ + + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + ac_lbl_cc_inline=yes else - echo "configure: failed program was:" >&5 - cat conftest.$ac_ext >&5 -fi -rm -f conftest* -done + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 fi +rm -f conftest.$ac_objext conftest.$ac_ext + if test "$ac_lbl_cc_inline" = yes ; then + break; + fi + done + if test "$ac_lbl_cc_inline" = yes ; then + ac_cv_lbl_inline=$ac_lbl_inline + fi +fi -echo "$ac_t""$ac_cv_c_inline" 1>&6 -case "$ac_cv_c_inline" in - inline | yes) ;; - no) cat >> confdefs.h <<\EOF -#define inline -EOF - ;; - *) cat >> confdefs.h <<EOF -#define inline $ac_cv_c_inline -EOF - ;; -esac + if test ! -z "$ac_cv_lbl_inline" ; then + echo "$as_me:$LINENO: result: $ac_cv_lbl_inline" >&5 +echo "${ECHO_T}$ac_cv_lbl_inline" >&6 + else + echo "$as_me:$LINENO: result: no" >&5 +echo "${ECHO_T}no" >&6 + fi +cat >>confdefs.h <<_ACEOF +#define inline $ac_cv_lbl_inline +_ACEOF -echo $ac_n "checking for __attribute__""... $ac_c" 1>&6 -echo "configure:1162: checking for __attribute__" >&5 -if eval "test \"`echo '$''{'ac_cv___attribute__'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 + +echo "$as_me:$LINENO: checking for __attribute__" >&5 +echo $ECHO_N "checking for __attribute__... $ECHO_C" >&6 +if test "${ac_cv___attribute__+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 else - -cat > conftest.$ac_ext <<EOF -#line 1168 "configure" -#include "confdefs.h" + +cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ #include <stdlib.h> -int main() { +int +main () +{ static void foo(void) __attribute__ ((noreturn)); @@ -1179,37 +2640,58 @@ foo(void) exit(1); } -; return 0; } -EOF -if { (eval echo configure:1185: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then - rm -rf conftest* + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then ac_cv___attribute__=yes else - echo "configure: failed program was:" >&5 - cat conftest.$ac_ext >&5 - rm -rf conftest* - ac_cv___attribute__=no + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +ac_cv___attribute__=no fi -rm -f conftest* +rm -f conftest.$ac_objext conftest.$ac_ext fi if test "$ac_cv___attribute__" = "yes"; then - cat >> confdefs.h <<\EOF + +cat >>confdefs.h <<\_ACEOF #define HAVE___ATTRIBUTE__ 1 -EOF +_ACEOF + V_DEFS="$V_DEFS -D_U_=\"__attribute__((unused))\"" +else + V_DEFS="$V_DEFS -D_U_=\"\"" fi -echo "$ac_t""$ac_cv___attribute__" 1>&6 +echo "$as_me:$LINENO: result: $ac_cv___attribute__" >&5 +echo "${ECHO_T}$ac_cv___attribute__" >&6 -echo $ac_n "checking for u_int8_t using $CC""... $ac_c" 1>&6 -echo "configure:1207: checking for u_int8_t using $CC" >&5 - if eval "test \"`echo '$''{'ac_cv_lbl_have_u_int8_t'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 +echo "$as_me:$LINENO: checking for u_int8_t using $CC" >&5 +echo $ECHO_N "checking for u_int8_t using $CC... $ECHO_C" >&6 + if test "${ac_cv_lbl_have_u_int8_t+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 else - cat > conftest.$ac_ext <<EOF -#line 1212 "configure" -#include "confdefs.h" + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ # include "confdefs.h" # include <sys/types.h> @@ -1217,37 +2699,57 @@ else # include <stdlib.h> # include <stddef.h> # endif -int main() { +int +main () +{ u_int8_t i -; return 0; } -EOF -if { (eval echo configure:1225: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then - rm -rf conftest* + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then ac_cv_lbl_have_u_int8_t=yes else - echo "configure: failed program was:" >&5 - cat conftest.$ac_ext >&5 - rm -rf conftest* - ac_cv_lbl_have_u_int8_t=no + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +ac_cv_lbl_have_u_int8_t=no fi -rm -f conftest* +rm -f conftest.$ac_objext conftest.$ac_ext fi - echo "$ac_t""$ac_cv_lbl_have_u_int8_t" 1>&6 + echo "$as_me:$LINENO: result: $ac_cv_lbl_have_u_int8_t" >&5 +echo "${ECHO_T}$ac_cv_lbl_have_u_int8_t" >&6 if test $ac_cv_lbl_have_u_int8_t = no ; then - cat >> confdefs.h <<\EOF + +cat >>confdefs.h <<\_ACEOF #define u_int8_t u_char -EOF +_ACEOF fi -echo $ac_n "checking for u_int16_t using $CC""... $ac_c" 1>&6 -echo "configure:1245: checking for u_int16_t using $CC" >&5 - if eval "test \"`echo '$''{'ac_cv_lbl_have_u_int16_t'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 +echo "$as_me:$LINENO: checking for u_int16_t using $CC" >&5 +echo $ECHO_N "checking for u_int16_t using $CC... $ECHO_C" >&6 + if test "${ac_cv_lbl_have_u_int16_t+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 else - cat > conftest.$ac_ext <<EOF -#line 1250 "configure" -#include "confdefs.h" + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ # include "confdefs.h" # include <sys/types.h> @@ -1255,37 +2757,57 @@ else # include <stdlib.h> # include <stddef.h> # endif -int main() { +int +main () +{ u_int16_t i -; return 0; } -EOF -if { (eval echo configure:1263: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then - rm -rf conftest* + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then ac_cv_lbl_have_u_int16_t=yes else - echo "configure: failed program was:" >&5 - cat conftest.$ac_ext >&5 - rm -rf conftest* - ac_cv_lbl_have_u_int16_t=no + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +ac_cv_lbl_have_u_int16_t=no fi -rm -f conftest* +rm -f conftest.$ac_objext conftest.$ac_ext fi - echo "$ac_t""$ac_cv_lbl_have_u_int16_t" 1>&6 + echo "$as_me:$LINENO: result: $ac_cv_lbl_have_u_int16_t" >&5 +echo "${ECHO_T}$ac_cv_lbl_have_u_int16_t" >&6 if test $ac_cv_lbl_have_u_int16_t = no ; then - cat >> confdefs.h <<\EOF + +cat >>confdefs.h <<\_ACEOF #define u_int16_t u_short -EOF +_ACEOF fi -echo $ac_n "checking for u_int32_t using $CC""... $ac_c" 1>&6 -echo "configure:1283: checking for u_int32_t using $CC" >&5 - if eval "test \"`echo '$''{'ac_cv_lbl_have_u_int32_t'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 +echo "$as_me:$LINENO: checking for u_int32_t using $CC" >&5 +echo $ECHO_N "checking for u_int32_t using $CC... $ECHO_C" >&6 + if test "${ac_cv_lbl_have_u_int32_t+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 else - cat > conftest.$ac_ext <<EOF -#line 1288 "configure" -#include "confdefs.h" + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ # include "confdefs.h" # include <sys/types.h> @@ -1293,160 +2815,731 @@ else # include <stdlib.h> # include <stddef.h> # endif -int main() { +int +main () +{ u_int32_t i -; return 0; } -EOF -if { (eval echo configure:1301: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then - rm -rf conftest* + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then ac_cv_lbl_have_u_int32_t=yes else - echo "configure: failed program was:" >&5 - cat conftest.$ac_ext >&5 - rm -rf conftest* - ac_cv_lbl_have_u_int32_t=no + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +ac_cv_lbl_have_u_int32_t=no fi -rm -f conftest* +rm -f conftest.$ac_objext conftest.$ac_ext fi - echo "$ac_t""$ac_cv_lbl_have_u_int32_t" 1>&6 + echo "$as_me:$LINENO: result: $ac_cv_lbl_have_u_int32_t" >&5 +echo "${ECHO_T}$ac_cv_lbl_have_u_int32_t" >&6 if test $ac_cv_lbl_have_u_int32_t = no ; then - cat >> confdefs.h <<\EOF + +cat >>confdefs.h <<\_ACEOF #define u_int32_t u_int -EOF +_ACEOF fi -echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6 -echo "configure:1322: checking how to run the C preprocessor" >&5 +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu +echo "$as_me:$LINENO: checking how to run the C preprocessor" >&5 +echo $ECHO_N "checking how to run the C preprocessor... $ECHO_C" >&6 # On Suns, sometimes $CPP names a directory. if test -n "$CPP" && test -d "$CPP"; then CPP= fi if test -z "$CPP"; then -if eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 + if test "${ac_cv_prog_CPP+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 else - # This must be in double quotes, not single quotes, because CPP may get - # substituted into the Makefile and "${CC-cc}" will confuse make. - CPP="${CC-cc} -E" + # Double quotes because CPP needs to be expanded + for CPP in "$CC -E" "$CC -E -traditional-cpp" "/lib/cpp" + do + ac_preproc_ok=false +for ac_c_preproc_warn_flag in '' yes +do + # Use a header file that comes with gcc, so configuring glibc + # with a fresh cross-compiler works. + # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since + # <limits.h> exists even on freestanding compilers. # On the NeXT, cc -E runs the code through the compiler's parser, - # not just through cpp. - cat > conftest.$ac_ext <<EOF -#line 1337 "configure" -#include "confdefs.h" -#include <assert.h> -Syntax Error -EOF -ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out" -{ (eval echo configure:1343: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } -ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"` -if test -z "$ac_err"; then + # not just through cpp. "Syntax error" is here to catch this case. + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ +#ifdef __STDC__ +# include <limits.h> +#else +# include <assert.h> +#endif + Syntax error +_ACEOF +if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5 + (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1 + ac_status=$? + grep -v '^ *+' conftest.er1 >conftest.err + rm -f conftest.er1 + cat conftest.err >&5 + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } >/dev/null; then + if test -s conftest.err; then + ac_cpp_err=$ac_c_preproc_warn_flag + else + ac_cpp_err= + fi +else + ac_cpp_err=yes +fi +if test -z "$ac_cpp_err"; then : else - echo "$ac_err" >&5 - echo "configure: failed program was:" >&5 - cat conftest.$ac_ext >&5 - rm -rf conftest* - CPP="${CC-cc} -E -traditional-cpp" - cat > conftest.$ac_ext <<EOF -#line 1354 "configure" -#include "confdefs.h" -#include <assert.h> -Syntax Error -EOF -ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out" -{ (eval echo configure:1360: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } -ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"` -if test -z "$ac_err"; then + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + + # Broken: fails on valid input. +continue +fi +rm -f conftest.err conftest.$ac_ext + + # OK, works on sane cases. Now check whether non-existent headers + # can be detected and how. + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ +#include <ac_nonexistent.h> +_ACEOF +if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5 + (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1 + ac_status=$? + grep -v '^ *+' conftest.er1 >conftest.err + rm -f conftest.er1 + cat conftest.err >&5 + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } >/dev/null; then + if test -s conftest.err; then + ac_cpp_err=$ac_c_preproc_warn_flag + else + ac_cpp_err= + fi +else + ac_cpp_err=yes +fi +if test -z "$ac_cpp_err"; then + # Broken: success on invalid input. +continue +else + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + + # Passes both tests. +ac_preproc_ok=: +break +fi +rm -f conftest.err conftest.$ac_ext + +done +# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped. +rm -f conftest.err conftest.$ac_ext +if $ac_preproc_ok; then + break +fi + + done + ac_cv_prog_CPP=$CPP + +fi + CPP=$ac_cv_prog_CPP +else + ac_cv_prog_CPP=$CPP +fi +echo "$as_me:$LINENO: result: $CPP" >&5 +echo "${ECHO_T}$CPP" >&6 +ac_preproc_ok=false +for ac_c_preproc_warn_flag in '' yes +do + # Use a header file that comes with gcc, so configuring glibc + # with a fresh cross-compiler works. + # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since + # <limits.h> exists even on freestanding compilers. + # On the NeXT, cc -E runs the code through the compiler's parser, + # not just through cpp. "Syntax error" is here to catch this case. + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ +#ifdef __STDC__ +# include <limits.h> +#else +# include <assert.h> +#endif + Syntax error +_ACEOF +if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5 + (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1 + ac_status=$? + grep -v '^ *+' conftest.er1 >conftest.err + rm -f conftest.er1 + cat conftest.err >&5 + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } >/dev/null; then + if test -s conftest.err; then + ac_cpp_err=$ac_c_preproc_warn_flag + else + ac_cpp_err= + fi +else + ac_cpp_err=yes +fi +if test -z "$ac_cpp_err"; then : else - echo "$ac_err" >&5 - echo "configure: failed program was:" >&5 - cat conftest.$ac_ext >&5 - rm -rf conftest* - CPP="${CC-cc} -nologo -E" - cat > conftest.$ac_ext <<EOF -#line 1371 "configure" -#include "confdefs.h" -#include <assert.h> -Syntax Error -EOF -ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out" -{ (eval echo configure:1377: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } -ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"` -if test -z "$ac_err"; then + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + + # Broken: fails on valid input. +continue +fi +rm -f conftest.err conftest.$ac_ext + + # OK, works on sane cases. Now check whether non-existent headers + # can be detected and how. + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ +#include <ac_nonexistent.h> +_ACEOF +if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5 + (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1 + ac_status=$? + grep -v '^ *+' conftest.er1 >conftest.err + rm -f conftest.er1 + cat conftest.err >&5 + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } >/dev/null; then + if test -s conftest.err; then + ac_cpp_err=$ac_c_preproc_warn_flag + else + ac_cpp_err= + fi +else + ac_cpp_err=yes +fi +if test -z "$ac_cpp_err"; then + # Broken: success on invalid input. +continue +else + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + + # Passes both tests. +ac_preproc_ok=: +break +fi +rm -f conftest.err conftest.$ac_ext + +done +# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped. +rm -f conftest.err conftest.$ac_ext +if $ac_preproc_ok; then : else - echo "$ac_err" >&5 - echo "configure: failed program was:" >&5 - cat conftest.$ac_ext >&5 - rm -rf conftest* - CPP=/lib/cpp + { { echo "$as_me:$LINENO: error: C preprocessor \"$CPP\" fails sanity check +See \`config.log' for more details." >&5 +echo "$as_me: error: C preprocessor \"$CPP\" fails sanity check +See \`config.log' for more details." >&2;} + { (exit 1); exit 1; }; } fi -rm -f conftest* + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu + + +echo "$as_me:$LINENO: checking for egrep" >&5 +echo $ECHO_N "checking for egrep... $ECHO_C" >&6 +if test "${ac_cv_prog_egrep+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + if echo a | (grep -E '(a|b)') >/dev/null 2>&1 + then ac_cv_prog_egrep='grep -E' + else ac_cv_prog_egrep='egrep' + fi +fi +echo "$as_me:$LINENO: result: $ac_cv_prog_egrep" >&5 +echo "${ECHO_T}$ac_cv_prog_egrep" >&6 + EGREP=$ac_cv_prog_egrep + + +echo "$as_me:$LINENO: checking for ANSI C header files" >&5 +echo $ECHO_N "checking for ANSI C header files... $ECHO_C" >&6 +if test "${ac_cv_header_stdc+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ +#include <stdlib.h> +#include <stdarg.h> +#include <string.h> +#include <float.h> + +int +main () +{ + + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + ac_cv_header_stdc=yes +else + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +ac_cv_header_stdc=no +fi +rm -f conftest.$ac_objext conftest.$ac_ext + +if test $ac_cv_header_stdc = yes; then + # SunOS 4.x string.h does not declare mem*, contrary to ANSI. + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ +#include <string.h> + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "memchr" >/dev/null 2>&1; then + : +else + ac_cv_header_stdc=no fi rm -f conftest* + +fi + +if test $ac_cv_header_stdc = yes; then + # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI. + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ +#include <stdlib.h> + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "free" >/dev/null 2>&1; then + : +else + ac_cv_header_stdc=no fi rm -f conftest* - ac_cv_prog_CPP="$CPP" + fi - CPP="$ac_cv_prog_CPP" + +if test $ac_cv_header_stdc = yes; then + # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi. + if test "$cross_compiling" = yes; then + : else - ac_cv_prog_CPP="$CPP" + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ +#include <ctype.h> +#if ((' ' & 0x0FF) == 0x020) +# define ISLOWER(c) ('a' <= (c) && (c) <= 'z') +# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c)) +#else +# define ISLOWER(c) \ + (('a' <= (c) && (c) <= 'i') \ + || ('j' <= (c) && (c) <= 'r') \ + || ('s' <= (c) && (c) <= 'z')) +# define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c)) +#endif + +#define XOR(e, f) (((e) && !(f)) || (!(e) && (f))) +int +main () +{ + int i; + for (i = 0; i < 256; i++) + if (XOR (islower (i), ISLOWER (i)) + || toupper (i) != TOUPPER (i)) + exit(2); + exit (0); +} +_ACEOF +rm -f conftest$ac_exeext +if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5 + (eval $ac_link) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && { ac_try='./conftest$ac_exeext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + : +else + echo "$as_me: program exited with status $ac_status" >&5 +echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +( exit $ac_status ) +ac_cv_header_stdc=no +fi +rm -f core core.* *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext fi -echo "$ac_t""$CPP" 1>&6 +fi +fi +echo "$as_me:$LINENO: result: $ac_cv_header_stdc" >&5 +echo "${ECHO_T}$ac_cv_header_stdc" >&6 +if test $ac_cv_header_stdc = yes; then + +cat >>confdefs.h <<\_ACEOF +#define STDC_HEADERS 1 +_ACEOF + +fi + +# On IRIX 5.3, sys/types and inttypes.h are conflicting. + + + -for ac_hdr in sys/ioccom.h sys/sockio.h ifaddrs.h limits.h netinet/if_ether.h + + + + + +for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \ + inttypes.h stdint.h unistd.h do -ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'` -echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6 -echo "configure:1405: checking for $ac_hdr" >&5 -if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 -else - cat > conftest.$ac_ext <<EOF -#line 1410 "configure" -#include "confdefs.h" -#include <$ac_hdr> -EOF -ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out" -{ (eval echo configure:1415: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } -ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"` -if test -z "$ac_err"; then - rm -rf conftest* - eval "ac_cv_header_$ac_safe=yes" -else - echo "$ac_err" >&5 - echo "configure: failed program was:" >&5 - cat conftest.$ac_ext >&5 - rm -rf conftest* - eval "ac_cv_header_$ac_safe=no" +as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh` +echo "$as_me:$LINENO: checking for $ac_header" >&5 +echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6 +if eval "test \"\${$as_ac_Header+set}\" = set"; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ +$ac_includes_default + +#include <$ac_header> +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + eval "$as_ac_Header=yes" +else + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +eval "$as_ac_Header=no" fi -rm -f conftest* +rm -f conftest.$ac_objext conftest.$ac_ext fi -if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then - echo "$ac_t""yes" 1>&6 - ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'` - cat >> confdefs.h <<EOF -#define $ac_tr_hdr 1 -EOF - +echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5 +echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6 +if test `eval echo '${'$as_ac_Header'}'` = yes; then + cat >>confdefs.h <<_ACEOF +#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1 +_ACEOF + +fi + +done + + + + + + +for ac_header in sys/ioccom.h sys/sockio.h ifaddrs.h limits.h +do +as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh` +if eval "test \"\${$as_ac_Header+set}\" = set"; then + echo "$as_me:$LINENO: checking for $ac_header" >&5 +echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6 +if eval "test \"\${$as_ac_Header+set}\" = set"; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +fi +echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5 +echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6 +else + # Is the header compilable? +echo "$as_me:$LINENO: checking $ac_header usability" >&5 +echo $ECHO_N "checking $ac_header usability... $ECHO_C" >&6 +cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ +$ac_includes_default +#include <$ac_header> +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + ac_header_compiler=yes +else + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +ac_header_compiler=no +fi +rm -f conftest.$ac_objext conftest.$ac_ext +echo "$as_me:$LINENO: result: $ac_header_compiler" >&5 +echo "${ECHO_T}$ac_header_compiler" >&6 + +# Is the header present? +echo "$as_me:$LINENO: checking $ac_header presence" >&5 +echo $ECHO_N "checking $ac_header presence... $ECHO_C" >&6 +cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ +#include <$ac_header> +_ACEOF +if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5 + (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1 + ac_status=$? + grep -v '^ *+' conftest.er1 >conftest.err + rm -f conftest.er1 + cat conftest.err >&5 + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } >/dev/null; then + if test -s conftest.err; then + ac_cpp_err=$ac_c_preproc_warn_flag + else + ac_cpp_err= + fi +else + ac_cpp_err=yes +fi +if test -z "$ac_cpp_err"; then + ac_header_preproc=yes +else + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + + ac_header_preproc=no +fi +rm -f conftest.err conftest.$ac_ext +echo "$as_me:$LINENO: result: $ac_header_preproc" >&5 +echo "${ECHO_T}$ac_header_preproc" >&6 + +# So? What about this header? +case $ac_header_compiler:$ac_header_preproc in + yes:no ) + { echo "$as_me:$LINENO: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&5 +echo "$as_me: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&2;} + { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5 +echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;} + ( + cat <<\_ASBOX +## ------------------------------------ ## +## Report this to bug-autoconf@gnu.org. ## +## ------------------------------------ ## +_ASBOX + ) | + sed "s/^/$as_me: WARNING: /" >&2 + ;; + no:yes ) + { echo "$as_me:$LINENO: WARNING: $ac_header: present but cannot be compiled" >&5 +echo "$as_me: WARNING: $ac_header: present but cannot be compiled" >&2;} + { echo "$as_me:$LINENO: WARNING: $ac_header: check for missing prerequisite headers?" >&5 +echo "$as_me: WARNING: $ac_header: check for missing prerequisite headers?" >&2;} + { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5 +echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;} + ( + cat <<\_ASBOX +## ------------------------------------ ## +## Report this to bug-autoconf@gnu.org. ## +## ------------------------------------ ## +_ASBOX + ) | + sed "s/^/$as_me: WARNING: /" >&2 + ;; +esac +echo "$as_me:$LINENO: checking for $ac_header" >&5 +echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6 +if eval "test \"\${$as_ac_Header+set}\" = set"; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + eval "$as_ac_Header=$ac_header_preproc" +fi +echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5 +echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6 + +fi +if test `eval echo '${'$as_ac_Header'}'` = yes; then + cat >>confdefs.h <<_ACEOF +#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1 +_ACEOF + +fi + +done + + +for ac_header in netinet/if_ether.h +do +as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh` +echo "$as_me:$LINENO: checking for $ac_header" >&5 +echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6 +if eval "test \"\${$as_ac_Header+set}\" = set"; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ +#include <sys/types.h> +#include <sys/socket.h> + +#include <$ac_header> +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + eval "$as_ac_Header=yes" else - echo "$ac_t""no" 1>&6 + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +eval "$as_ac_Header=no" +fi +rm -f conftest.$ac_objext conftest.$ac_ext fi +echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5 +echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6 +if test `eval echo '${'$as_ac_Header'}'` = yes; then + cat >>confdefs.h <<_ACEOF +#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1 +_ACEOF + +fi + done if test "$GCC" = yes ; then - echo $ac_n "checking for ANSI ioctl definitions""... $ac_c" 1>&6 -echo "configure:1444: checking for ANSI ioctl definitions" >&5 - if eval "test \"`echo '$''{'ac_cv_lbl_gcc_fixincludes'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 -else - cat > conftest.$ac_ext <<EOF -#line 1449 "configure" -#include "confdefs.h" + echo "$as_me:$LINENO: checking for ANSI ioctl definitions" >&5 +echo $ECHO_N "checking for ANSI ioctl definitions... $ECHO_C" >&6 + if test "${ac_cv_lbl_gcc_fixincludes+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ /* * This generates a "duplicate case value" when fixincludes * has not be run. @@ -1457,97 +3550,236 @@ else # ifdef HAVE_SYS_IOCCOM_H # include <sys/ioccom.h> # endif -int main() { +int +main () +{ switch (0) { case _IO('A', 1):; case _IO('B', 1):; } -; return 0; } -EOF -if { (eval echo configure:1468: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then - rm -rf conftest* + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then ac_cv_lbl_gcc_fixincludes=yes else - echo "configure: failed program was:" >&5 - cat conftest.$ac_ext >&5 - rm -rf conftest* - ac_cv_lbl_gcc_fixincludes=no + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +ac_cv_lbl_gcc_fixincludes=no fi -rm -f conftest* +rm -f conftest.$ac_objext conftest.$ac_ext fi - echo "$ac_t""$ac_cv_lbl_gcc_fixincludes" 1>&6 + echo "$as_me:$LINENO: result: $ac_cv_lbl_gcc_fixincludes" >&5 +echo "${ECHO_T}$ac_cv_lbl_gcc_fixincludes" >&6 if test $ac_cv_lbl_gcc_fixincludes = no ; then # Don't cache failure unset ac_cv_lbl_gcc_fixincludes - { echo "configure: error: see the INSTALL for more info" 1>&2; exit 1; } + { { echo "$as_me:$LINENO: error: see the INSTALL for more info" >&5 +echo "$as_me: error: see the INSTALL for more info" >&2;} + { (exit 1); exit 1; }; } fi fi + + + for ac_func in ether_hostton strerror strlcpy do -echo $ac_n "checking for $ac_func""... $ac_c" 1>&6 -echo "configure:1491: checking for $ac_func" >&5 -if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 -else - cat > conftest.$ac_ext <<EOF -#line 1496 "configure" -#include "confdefs.h" +as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh` +echo "$as_me:$LINENO: checking for $ac_func" >&5 +echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6 +if eval "test \"\${$as_ac_var+set}\" = set"; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ /* System header to define __stub macros and hopefully few prototypes, - which can conflict with char $ac_func(); below. */ -#include <assert.h> + which can conflict with char $ac_func (); below. + Prefer <limits.h> to <assert.h> if __STDC__ is defined, since + <limits.h> exists even on freestanding compilers. */ +#ifdef __STDC__ +# include <limits.h> +#else +# include <assert.h> +#endif /* Override any gcc2 internal prototype to avoid an error. */ +#ifdef __cplusplus +extern "C" +{ +#endif /* We use char because int might match the return type of a gcc2 - builtin and then its argument prototype would still apply. */ -char $ac_func(); + builtin and then its argument prototype would still apply. */ +char $ac_func (); +/* The GNU C library defines this for functions which it implements + to always fail with ENOSYS. Some functions are actually named + something starting with __ and the normal name is an alias. */ +#if defined (__stub_$ac_func) || defined (__stub___$ac_func) +choke me +#else +char (*f) () = $ac_func; +#endif +#ifdef __cplusplus +} +#endif -int main() { +int +main () +{ +return f != $ac_func; + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext conftest$ac_exeext +if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5 + (eval $ac_link) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest$ac_exeext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + eval "$as_ac_var=yes" +else + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 +eval "$as_ac_var=no" +fi +rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext +fi +echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_var'}'`" >&5 +echo "${ECHO_T}`eval echo '${'$as_ac_var'}'`" >&6 +if test `eval echo '${'$as_ac_var'}'` = yes; then + cat >>confdefs.h <<_ACEOF +#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1 +_ACEOF + +fi +done + + +needsnprintf=no + + +for ac_func in vsnprintf snprintf +do +as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh` +echo "$as_me:$LINENO: checking for $ac_func" >&5 +echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6 +if eval "test \"\${$as_ac_var+set}\" = set"; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ +/* System header to define __stub macros and hopefully few prototypes, + which can conflict with char $ac_func (); below. + Prefer <limits.h> to <assert.h> if __STDC__ is defined, since + <limits.h> exists even on freestanding compilers. */ +#ifdef __STDC__ +# include <limits.h> +#else +# include <assert.h> +#endif +/* Override any gcc2 internal prototype to avoid an error. */ +#ifdef __cplusplus +extern "C" +{ +#endif +/* We use char because int might match the return type of a gcc2 + builtin and then its argument prototype would still apply. */ +char $ac_func (); /* The GNU C library defines this for functions which it implements to always fail with ENOSYS. Some functions are actually named something starting with __ and the normal name is an alias. */ #if defined (__stub_$ac_func) || defined (__stub___$ac_func) choke me #else -$ac_func(); +char (*f) () = $ac_func; +#endif +#ifdef __cplusplus +} #endif -; return 0; } -EOF -if { (eval echo configure:1519: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then - rm -rf conftest* - eval "ac_cv_func_$ac_func=yes" +int +main () +{ +return f != $ac_func; + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext conftest$ac_exeext +if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5 + (eval $ac_link) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest$ac_exeext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + eval "$as_ac_var=yes" else - echo "configure: failed program was:" >&5 - cat conftest.$ac_ext >&5 - rm -rf conftest* - eval "ac_cv_func_$ac_func=no" + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +eval "$as_ac_var=no" fi -rm -f conftest* +rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext fi +echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_var'}'`" >&5 +echo "${ECHO_T}`eval echo '${'$as_ac_var'}'`" >&6 +if test `eval echo '${'$as_ac_var'}'` = yes; then + cat >>confdefs.h <<_ACEOF +#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1 +_ACEOF -if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then - echo "$ac_t""yes" 1>&6 - ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` - cat >> confdefs.h <<EOF -#define $ac_tr_func 1 -EOF - else - echo "$ac_t""no" 1>&6 + needsnprintf=yes fi done +if test $needsnprintf = yes; then + LIBOBJS="$LIBOBJS snprintf.$ac_objext" +fi -echo $ac_n "checking if --disable-protochain option is specified""... $ac_c" 1>&6 -echo "configure:1545: checking if --disable-protochain option is specified" >&5 +echo "$as_me:$LINENO: checking if --disable-protochain option is specified" >&5 +echo $ECHO_N "checking if --disable-protochain option is specified... $ECHO_C" >&6 # Check whether --enable-protochain or --disable-protochain was given. if test "${enable_protochain+set}" = set; then enableval="$enable_protochain" - : -fi +fi; case "x$enable_protochain" in xyes) enable_protochain=enabled ;; xno) enable_protochain=disabled ;; @@ -1555,24 +3787,28 @@ x) enable_protochain=enabled ;; esac if test "$enable_protochain" = "disabled"; then - cat >> confdefs.h <<\EOF + +cat >>confdefs.h <<\_ACEOF #define NO_PROTOCHAIN 1 -EOF +_ACEOF fi -echo "$ac_t""${enable_protochain}" 1>&6 +echo "$as_me:$LINENO: result: ${enable_protochain}" >&5 +echo "${ECHO_T}${enable_protochain}" >&6 if test -z "$with_pcap" && test "$cross_compiling" = yes; then - { echo "configure: error: pcap type not determined when cross-compiling; use --with-pcap=..." 1>&2; exit 1; } + { { echo "$as_me:$LINENO: error: pcap type not determined when cross-compiling; use --with-pcap=..." >&5 +echo "$as_me: error: pcap type not determined when cross-compiling; use --with-pcap=..." >&2;} + { (exit 1); exit 1; }; } fi + # Check whether --with-pcap or --without-pcap was given. if test "${with_pcap+set}" = set; then withval="$with_pcap" - : -fi -echo $ac_n "checking packet capture type""... $ac_c" 1>&6 -echo "configure:1576: checking packet capture type" >&5 +fi; +echo "$as_me:$LINENO: checking packet capture type" >&5 +echo $ECHO_N "checking packet capture type... $ECHO_C" >&6 if test ! -z "$with_pcap" ; then V_PCAP="$withval" elif test -r /dev/bpf0 ; then @@ -1585,12 +3821,19 @@ elif test -r /dev/nit ; then V_PCAP=snit elif test -r /usr/include/sys/net/nit.h ; then V_PCAP=nit +elif test -r /usr/include/linux/socket.h ; then + V_PCAP=linux elif test -r /usr/include/net/raw.h ; then V_PCAP=snoop +elif test -r /usr/include/odmi.h ; then + # + # On AIX, the BPF devices might not yet be present - they're + # created the first time libpcap runs after booting. + # We check for odmi.h instead. + # + V_PCAP=bpf elif test -r /usr/include/sys/dlpi.h ; then V_PCAP=dlpi -elif test -r /usr/include/linux/socket.h ; then - V_PCAP=linux elif test -c /dev/bpf0 ; then # check again in case not readable V_PCAP=bpf elif test -c /dev/enet ; then # check again in case not readable @@ -1600,264 +3843,699 @@ elif test -c /dev/nit ; then # check again in case not readable else V_PCAP=null fi -echo "$ac_t""$V_PCAP" 1>&6 +echo "$as_me:$LINENO: result: $V_PCAP" >&5 +echo "${ECHO_T}$V_PCAP" >&6 + +echo "$as_me:$LINENO: checking for getifaddrs" >&5 +echo $ECHO_N "checking for getifaddrs... $ECHO_C" >&6 +if test "${ac_cv_func_getifaddrs+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ +/* System header to define __stub macros and hopefully few prototypes, + which can conflict with char getifaddrs (); below. + Prefer <limits.h> to <assert.h> if __STDC__ is defined, since + <limits.h> exists even on freestanding compilers. */ +#ifdef __STDC__ +# include <limits.h> +#else +# include <assert.h> +#endif +/* Override any gcc2 internal prototype to avoid an error. */ +#ifdef __cplusplus +extern "C" +{ +#endif +/* We use char because int might match the return type of a gcc2 + builtin and then its argument prototype would still apply. */ +char getifaddrs (); +/* The GNU C library defines this for functions which it implements + to always fail with ENOSYS. Some functions are actually named + something starting with __ and the normal name is an alias. */ +#if defined (__stub_getifaddrs) || defined (__stub___getifaddrs) +choke me +#else +char (*f) () = getifaddrs; +#endif +#ifdef __cplusplus +} +#endif + +int +main () +{ +return f != getifaddrs; + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext conftest$ac_exeext +if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5 + (eval $ac_link) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest$ac_exeext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + ac_cv_func_getifaddrs=yes +else + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +ac_cv_func_getifaddrs=no +fi +rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext +fi +echo "$as_me:$LINENO: result: $ac_cv_func_getifaddrs" >&5 +echo "${ECHO_T}$ac_cv_func_getifaddrs" >&6 +if test $ac_cv_func_getifaddrs = yes; then + + # + # We have "getifaddrs()", so we use that to get the list + # + V_FINDALLDEVS=getad + +else + + # + # Well, we don't have "getifaddrs()", so we have to use some + # other mechanism; determine what that mechanism is. + # + # The first thing we use is the type of capture mechanism, + # which is somewhat of a proxy for the OS we're using. + # + case "$V_PCAP" in + + dlpi) + # + # This might be Solaris 8 or later, with SIOCGLIFCONF, + # or it might be some other OS, with just SIOCGIFCONF. + # + echo "$as_me:$LINENO: checking whether we have SIOCGLIFCONF" >&5 +echo $ECHO_N "checking whether we have SIOCGLIFCONF... $ECHO_C" >&6 + if test "${ac_cv_lbl_have_siocglifconf+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ +#include <sys/param.h> + #include <sys/file.h> + #include <sys/ioctl.h> + #include <sys/socket.h> + #include <sys/sockio.h> +int +main () +{ +ioctl(0, SIOCGLIFCONF, (char *)0); + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + ac_cv_lbl_have_siocglifconf=yes +else + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +ac_cv_lbl_have_siocglifconf=no +fi +rm -f conftest.$ac_objext conftest.$ac_ext +fi -echo $ac_n "checking if --enable-ipv6 option is specified""... $ac_c" 1>&6 -echo "configure:1607: checking if --enable-ipv6 option is specified" >&5 + echo "$as_me:$LINENO: result: $ac_cv_lbl_have_siocglifconf" >&5 +echo "${ECHO_T}$ac_cv_lbl_have_siocglifconf" >&6 + if test $ac_cv_lbl_have_siocglifconf = yes ; then + V_FINDALLDEVS=glifc + else + V_FINDALLDEVS=gifc + fi + ;; + + null) + # + # We can't capture, so we can't open any capture + # devices, so we won't return any interfaces. + # + V_FINDALLDEVS=null + ;; + + *) + # + # Assume we just have SIOCGIFCONF. + # (XXX - on at least later Linux kernels, there's + # another mechanism, and we should be using that + # instead.) + # + V_FINDALLDEVS=gifc + ;; + esac +fi + + +echo "$as_me:$LINENO: checking if --enable-ipv6 option is specified" >&5 +echo $ECHO_N "checking if --enable-ipv6 option is specified... $ECHO_C" >&6 # Check whether --enable-ipv6 or --disable-ipv6 was given. if test "${enable_ipv6+set}" = set; then enableval="$enable_ipv6" - : -fi +fi; if test "$enable_ipv6" = "yes"; then - cat >> confdefs.h <<\EOF + +cat >>confdefs.h <<\_ACEOF #define INET6 1 -EOF +_ACEOF fi -echo "$ac_t""${enable_ipv6-no}" 1>&6 +echo "$as_me:$LINENO: result: ${enable_ipv6-no}" >&5 +echo "${ECHO_T}${enable_ipv6-no}" >&6 -echo $ac_n "checking whether to build optimizer debugging code""... $ac_c" 1>&6 -echo "configure:1623: checking whether to build optimizer debugging code" >&5 +echo "$as_me:$LINENO: checking whether to build optimizer debugging code" >&5 +echo $ECHO_N "checking whether to build optimizer debugging code... $ECHO_C" >&6 # Check whether --enable-optimizer-dbg or --disable-optimizer-dbg was given. if test "${enable_optimizer_dbg+set}" = set; then enableval="$enable_optimizer_dbg" - : -fi +fi; if test "$enable_optimizer_dbg" = "yes"; then - cat >> confdefs.h <<\EOF + +cat >>confdefs.h <<\_ACEOF #define BDEBUG 1 -EOF +_ACEOF fi -echo "$ac_t""${enable_optimizer_dbg-no}" 1>&6 +echo "$as_me:$LINENO: result: ${enable_optimizer_dbg-no}" >&5 +echo "${ECHO_T}${enable_optimizer_dbg-no}" >&6 -echo $ac_n "checking whether to build parser debugging code""... $ac_c" 1>&6 -echo "configure:1639: checking whether to build parser debugging code" >&5 +echo "$as_me:$LINENO: checking whether to build parser debugging code" >&5 +echo $ECHO_N "checking whether to build parser debugging code... $ECHO_C" >&6 # Check whether --enable-yydebug or --disable-yydebug was given. if test "${enable_yydebug+set}" = set; then enableval="$enable_yydebug" - : -fi +fi; if test "$enable_yydebug" = "yes"; then - cat >> confdefs.h <<\EOF + +cat >>confdefs.h <<\_ACEOF #define YYDEBUG 1 -EOF +_ACEOF fi -echo "$ac_t""${enable_yydebug-no}" 1>&6 +echo "$as_me:$LINENO: result: ${enable_yydebug-no}" >&5 +echo "${ECHO_T}${enable_yydebug-no}" >&6 case "$V_PCAP" in dlpi) - for ac_hdr in sys/bufmod.h sys/dlpi_ext.h + + +for ac_header in sys/bufmod.h sys/dlpi_ext.h do -ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'` -echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6 -echo "configure:1661: checking for $ac_hdr" >&5 -if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 -else - cat > conftest.$ac_ext <<EOF -#line 1666 "configure" -#include "confdefs.h" -#include <$ac_hdr> -EOF -ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out" -{ (eval echo configure:1671: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } -ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"` -if test -z "$ac_err"; then - rm -rf conftest* - eval "ac_cv_header_$ac_safe=yes" -else - echo "$ac_err" >&5 - echo "configure: failed program was:" >&5 - cat conftest.$ac_ext >&5 - rm -rf conftest* - eval "ac_cv_header_$ac_safe=no" +as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh` +if eval "test \"\${$as_ac_Header+set}\" = set"; then + echo "$as_me:$LINENO: checking for $ac_header" >&5 +echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6 +if eval "test \"\${$as_ac_Header+set}\" = set"; then + echo $ECHO_N "(cached) $ECHO_C" >&6 fi -rm -f conftest* +echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5 +echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6 +else + # Is the header compilable? +echo "$as_me:$LINENO: checking $ac_header usability" >&5 +echo $ECHO_N "checking $ac_header usability... $ECHO_C" >&6 +cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ +$ac_includes_default +#include <$ac_header> +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + ac_header_compiler=yes +else + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +ac_header_compiler=no fi -if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then - echo "$ac_t""yes" 1>&6 - ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'` - cat >> confdefs.h <<EOF -#define $ac_tr_hdr 1 -EOF - +rm -f conftest.$ac_objext conftest.$ac_ext +echo "$as_me:$LINENO: result: $ac_header_compiler" >&5 +echo "${ECHO_T}$ac_header_compiler" >&6 + +# Is the header present? +echo "$as_me:$LINENO: checking $ac_header presence" >&5 +echo $ECHO_N "checking $ac_header presence... $ECHO_C" >&6 +cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ +#include <$ac_header> +_ACEOF +if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5 + (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1 + ac_status=$? + grep -v '^ *+' conftest.er1 >conftest.err + rm -f conftest.er1 + cat conftest.err >&5 + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } >/dev/null; then + if test -s conftest.err; then + ac_cpp_err=$ac_c_preproc_warn_flag + else + ac_cpp_err= + fi +else + ac_cpp_err=yes +fi +if test -z "$ac_cpp_err"; then + ac_header_preproc=yes else - echo "$ac_t""no" 1>&6 + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + + ac_header_preproc=no +fi +rm -f conftest.err conftest.$ac_ext +echo "$as_me:$LINENO: result: $ac_header_preproc" >&5 +echo "${ECHO_T}$ac_header_preproc" >&6 + +# So? What about this header? +case $ac_header_compiler:$ac_header_preproc in + yes:no ) + { echo "$as_me:$LINENO: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&5 +echo "$as_me: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&2;} + { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5 +echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;} + ( + cat <<\_ASBOX +## ------------------------------------ ## +## Report this to bug-autoconf@gnu.org. ## +## ------------------------------------ ## +_ASBOX + ) | + sed "s/^/$as_me: WARNING: /" >&2 + ;; + no:yes ) + { echo "$as_me:$LINENO: WARNING: $ac_header: present but cannot be compiled" >&5 +echo "$as_me: WARNING: $ac_header: present but cannot be compiled" >&2;} + { echo "$as_me:$LINENO: WARNING: $ac_header: check for missing prerequisite headers?" >&5 +echo "$as_me: WARNING: $ac_header: check for missing prerequisite headers?" >&2;} + { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5 +echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;} + ( + cat <<\_ASBOX +## ------------------------------------ ## +## Report this to bug-autoconf@gnu.org. ## +## ------------------------------------ ## +_ASBOX + ) | + sed "s/^/$as_me: WARNING: /" >&2 + ;; +esac +echo "$as_me:$LINENO: checking for $ac_header" >&5 +echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6 +if eval "test \"\${$as_ac_Header+set}\" = set"; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + eval "$as_ac_Header=$ac_header_preproc" +fi +echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5 +echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6 + +fi +if test `eval echo '${'$as_ac_Header'}'` = yes; then + cat >>confdefs.h <<_ACEOF +#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1 +_ACEOF + fi + done - echo $ac_n "checking for /dev/dlpi device""... $ac_c" 1>&6 -echo "configure:1698: checking for /dev/dlpi device" >&5 + echo "$as_me:$LINENO: checking for /dev/dlpi device" >&5 +echo $ECHO_N "checking for /dev/dlpi device... $ECHO_C" >&6 if test -c /dev/dlpi ; then - echo "$ac_t""yes" 1>&6 - cat >> confdefs.h <<\EOF + echo "$as_me:$LINENO: result: yes" >&5 +echo "${ECHO_T}yes" >&6 + +cat >>confdefs.h <<\_ACEOF #define HAVE_DEV_DLPI 1 -EOF +_ACEOF else - echo "$ac_t""no" 1>&6 + echo "$as_me:$LINENO: result: no" >&5 +echo "${ECHO_T}no" >&6 dir="/dev/dlpi" - echo $ac_n "checking for $dir directory""... $ac_c" 1>&6 -echo "configure:1709: checking for $dir directory" >&5 + echo "$as_me:$LINENO: checking for $dir directory" >&5 +echo $ECHO_N "checking for $dir directory... $ECHO_C" >&6 if test -d $dir ; then - echo "$ac_t""yes" 1>&6 - cat >> confdefs.h <<EOF + echo "$as_me:$LINENO: result: yes" >&5 +echo "${ECHO_T}yes" >&6 + +cat >>confdefs.h <<_ACEOF #define PCAP_DEV_PREFIX "$dir" -EOF +_ACEOF else - echo "$ac_t""no" 1>&6 + echo "$as_me:$LINENO: result: no" >&5 +echo "${ECHO_T}no" >&6 fi fi ;; linux) - echo $ac_n "checking Linux kernel version""... $ac_c" 1>&6 -echo "configure:1724: checking Linux kernel version" >&5 + echo "$as_me:$LINENO: checking Linux kernel version" >&5 +echo $ECHO_N "checking Linux kernel version... $ECHO_C" >&6 if test "$cross_compiling" = yes; then - if eval "test \"`echo '$''{'ac_cv_linux_vers'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 + if test "${ac_cv_linux_vers+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 else ac_cv_linux_vers=unknown fi else - if eval "test \"`echo '$''{'ac_cv_linux_vers'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 + if test "${ac_cv_linux_vers+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 else ac_cv_linux_vers=`uname -r 2>&1 | \ sed -n -e '$s/.* //' -e '$s/\..*//p'` fi fi - echo "$ac_t""$ac_cv_linux_vers" 1>&6 + echo "$as_me:$LINENO: result: $ac_cv_linux_vers" >&5 +echo "${ECHO_T}$ac_cv_linux_vers" >&6 if test $ac_cv_linux_vers = unknown ; then - { echo "configure: error: cannot determine linux version when cross-compiling" 1>&2; exit 1; } + { { echo "$as_me:$LINENO: error: cannot determine linux version when cross-compiling" >&5 +echo "$as_me: error: cannot determine linux version when cross-compiling" >&2;} + { (exit 1); exit 1; }; } fi if test $ac_cv_linux_vers -lt 2 ; then - { echo "configure: error: version 2 or higher required; see the INSTALL doc for more info" 1>&2; exit 1; } + { { echo "$as_me:$LINENO: error: version 2 or higher required; see the INSTALL doc for more info" >&5 +echo "$as_me: error: version 2 or higher required; see the INSTALL doc for more info" >&2;} + { (exit 1); exit 1; }; } fi - echo $ac_n "checking if if_packet.h has tpacket_stats defined""... $ac_c" 1>&6 -echo "configure:1749: checking if if_packet.h has tpacket_stats defined" >&5 - if eval "test \"`echo '$''{'ac_cv_lbl_tpacket_stats'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 + echo "$as_me:$LINENO: checking if if_packet.h has tpacket_stats defined" >&5 +echo $ECHO_N "checking if if_packet.h has tpacket_stats defined... $ECHO_C" >&6 + if test "${ac_cv_lbl_tpacket_stats+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 else - cat > conftest.$ac_ext <<EOF -#line 1754 "configure" -#include "confdefs.h" + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ # include <linux/if_packet.h> -int main() { +int +main () +{ struct tpacket_stats stats -; return 0; } -EOF -if { (eval echo configure:1762: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then - rm -rf conftest* + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then ac_cv_lbl_tpacket_stats=yes else - echo "configure: failed program was:" >&5 - cat conftest.$ac_ext >&5 - rm -rf conftest* - ac_cv_lbl_tpacket_stats=no + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +ac_cv_lbl_tpacket_stats=no fi -rm -f conftest* +rm -f conftest.$ac_objext conftest.$ac_ext fi - echo "$ac_t""$ac_cv_lbl_tpacket_stats" 1>&6 + echo "$as_me:$LINENO: result: $ac_cv_lbl_tpacket_stats" >&5 +echo "${ECHO_T}$ac_cv_lbl_tpacket_stats" >&6 if test $ac_cv_lbl_tpacket_stats = yes; then - cat >> confdefs.h <<\EOF + +cat >>confdefs.h <<\_ACEOF #define HAVE_TPACKET_STATS 1 -EOF +_ACEOF fi ;; +dag) + V_DEFS="$V_DEFS -DDAG_ONLY" + ;; + null) - echo "configure: warning: cannot determine packet capture interface" 1>&2 - echo "configure: warning: (see the INSTALL doc for more info)" 1>&2 + { echo "$as_me:$LINENO: WARNING: cannot determine packet capture interface" >&5 +echo "$as_me: WARNING: cannot determine packet capture interface" >&2;} + { echo "$as_me:$LINENO: WARNING: (see the INSTALL doc for more info)" >&5 +echo "$as_me: WARNING: (see the INSTALL doc for more info)" >&2;} ;; esac -echo $ac_n "checking whether we have /proc/net/dev""... $ac_c" 1>&6 -echo "configure:1791: checking whether we have /proc/net/dev" >&5 +echo "$as_me:$LINENO: checking whether we have /proc/net/dev" >&5 +echo $ECHO_N "checking whether we have /proc/net/dev... $ECHO_C" >&6 if test -r /proc/net/dev ; then ac_cv_lbl_proc_net_dev=yes else ac_cv_lbl_proc_net_dev=no fi if test $ac_cv_lbl_proc_net_dev = yes; then - cat >> confdefs.h <<\EOF + +cat >>confdefs.h <<\_ACEOF #define HAVE_PROC_NET_DEV 1 -EOF +_ACEOF fi -echo "$ac_t""$ac_cv_lbl_proc_net_dev" 1>&6 +echo "$as_me:$LINENO: result: $ac_cv_lbl_proc_net_dev" >&5 +echo "${ECHO_T}$ac_cv_lbl_proc_net_dev" >&6 + + +# Check whether --with-dag or --without-dag was given. +if test "${with_dag+set}" = set; then + withval="$with_dag" + + if test "$withval" = no + then + want_dag=no + elif test "$withval" = yes + then + want_dag=yes + dag_root= + else + want_dag=yes + dag_root=$withval + fi + +else + + # + # Use DAG API if present, otherwise don't + # + want_dag=ifpresent + dag_root=/root/dag + +fi; +ac_cv_lbl_dag_api=no +case "$V_PCAP" in +linux|bpf|dag) + # + # We support the DAG API on Linux or BSD, or if we're building a + # DAG-only libpcap. + # + ;; +*) + # + # If the user explicitly requested DAG, tell them it's not + # supported. + # + # If they expressed no preference, don't include it. + # + if test $want_dag = yes; then + { { echo "$as_me:$LINENO: error: DAG support only available with 'linux' 'bpf' and 'dag' packet capture types" >&5 +echo "$as_me: error: DAG support only available with 'linux' 'bpf' and 'dag' packet capture types" >&2;} + { (exit 1); exit 1; }; } + elif test $want_dag = yes; then + want_dag=no + fi + ;; +esac + +if test "$with_dag" != no; then + echo "$as_me:$LINENO: checking whether we have DAG API" >&5 +echo $ECHO_N "checking whether we have DAG API... $ECHO_C" >&6 + + if test -z "$dag_root"; then + dag_root=$srcdir/../dag + fi + + if test -r "$dag_root/tools" -a -r "$dag_root/include"; then + dag_tools_dir="$dag_root/tools" + dag_include_dir="$dag_root/include" + else + dag_tools_dir="$dag_root" + dag_include_dir="$dag_root" + fi + + ac_cv_lbl_dag_api=no + if test -r "$dag_include_dir/dagapi.h" -a -r "$dag_tools_dir/dagapi.o" -a -r "$dag_tools_dir/dagopts.o"; then + V_INCLS="$V_INCLS -I $dag_include_dir" + V_LIBS="$V_LIBS $dag_tools_dir/dagapi.o $dag_tools_dir/dagopts.o" + if test "$V_PCAP" != dag ; then + SSRC="pcap-dag.c" + fi + ac_cv_lbl_dag_api=yes + fi + if test -r "$dag_root/lib/dagreg.c"; then # DAG 2.5.x + if test -r "$dag_tools_dir/dagreg.o"; then + V_LIBS="$V_LIBS $dag_tools_dir/dagreg.o" + else + ac_cv_lbl_dag_api=no + fi + fi + dag_version= + if test $ac_cv_lbl_dag_api = yes -a -r "$dag_root/VERSION"; then + dag_version=" (`cat $dag_root/VERSION`)" + fi + echo "$as_me:$LINENO: result: $ac_cv_lbl_dag_api$dag_version" >&5 +echo "${ECHO_T}$ac_cv_lbl_dag_api$dag_version" >&6 + if test $ac_cv_lbl_dag_api = no; then + if test "$want_dag" = yes; then + { { echo "$as_me:$LINENO: error: DAG API not found under directory $dag_root; use --without-dag" >&5 +echo "$as_me: error: DAG API not found under directory $dag_root; use --without-dag" >&2;} + { (exit 1); exit 1; }; } + fi + else + +cat >>confdefs.h <<\_ACEOF +#define HAVE_DAG_API 1 +_ACEOF + + fi +fi + +if test "$V_PCAP" = dag -a "$ac_cv_lbl_dag_api" = no; then + { { echo "$as_me:$LINENO: error: Specifying the capture type as 'dag' requires the DAG API to be present; use --with-dag=DIR" >&5 +echo "$as_me: error: Specifying the capture type as 'dag' requires the DAG API to be present; use --with-dag=DIR" >&2;} + { (exit 1); exit 1; }; } +fi + + # Check whether --with-flex or --without-flex was given. if test "${with_flex+set}" = set; then withval="$with_flex" - : -fi - # Check whether --with-bison or --without-bison was given. +fi; + +# Check whether --with-bison or --without-bison was given. if test "${with_bison+set}" = set; then withval="$with_bison" - : -fi +fi; if test "$with_flex" = no ; then V_LEX=lex else for ac_prog in flex do -# Extract the first word of "$ac_prog", so it can be a program name with args. + # Extract the first word of "$ac_prog", so it can be a program name with args. set dummy $ac_prog; ac_word=$2 -echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:1825: checking for $ac_word" >&5 -if eval "test \"`echo '$''{'ac_cv_prog_V_LEX'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 +echo "$as_me:$LINENO: checking for $ac_word" >&5 +echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 +if test "${ac_cv_prog_V_LEX+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 else if test -n "$V_LEX"; then ac_cv_prog_V_LEX="$V_LEX" # Let the user override the test. else - IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":" - ac_dummy="$PATH" - for ac_dir in $ac_dummy; do - test -z "$ac_dir" && ac_dir=. - if test -f $ac_dir/$ac_word; then - ac_cv_prog_V_LEX="$ac_prog" - break - fi - done - IFS="$ac_save_ifs" +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_V_LEX="$ac_prog" + echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done +done + fi fi -V_LEX="$ac_cv_prog_V_LEX" +V_LEX=$ac_cv_prog_V_LEX if test -n "$V_LEX"; then - echo "$ac_t""$V_LEX" 1>&6 + echo "$as_me:$LINENO: result: $V_LEX" >&5 +echo "${ECHO_T}$V_LEX" >&6 else - echo "$ac_t""no" 1>&6 + echo "$as_me:$LINENO: result: no" >&5 +echo "${ECHO_T}no" >&6 fi -test -n "$V_LEX" && break + test -n "$V_LEX" && break done test -n "$V_LEX" || V_LEX="lex" fi if test "$V_LEX" = flex ; then # The -V flag was added in 2.4 - echo $ac_n "checking for flex 2.4 or higher""... $ac_c" 1>&6 -echo "configure:1859: checking for flex 2.4 or higher" >&5 - if eval "test \"`echo '$''{'ac_cv_lbl_flex_v24'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 + echo "$as_me:$LINENO: checking for flex 2.4 or higher" >&5 +echo $ECHO_N "checking for flex 2.4 or higher... $ECHO_C" >&6 + if test "${ac_cv_lbl_flex_v24+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 else if flex -V >/dev/null 2>&1; then ac_cv_lbl_flex_v24=yes @@ -1866,10 +4544,12 @@ else fi fi - echo "$ac_t""$ac_cv_lbl_flex_v24" 1>&6 + echo "$as_me:$LINENO: result: $ac_cv_lbl_flex_v24" >&5 +echo "${ECHO_T}$ac_cv_lbl_flex_v24" >&6 if test $ac_cv_lbl_flex_v24 = no ; then s="2.4 or higher required" - echo "configure: warning: ignoring obsolete flex executable ($s)" 1>&2 + { echo "$as_me:$LINENO: WARNING: ignoring obsolete flex executable ($s)" >&5 +echo "$as_me: WARNING: ignoring obsolete flex executable ($s)" >&2;} V_LEX=lex fi fi @@ -1878,36 +4558,42 @@ fi else for ac_prog in bison do -# Extract the first word of "$ac_prog", so it can be a program name with args. + # Extract the first word of "$ac_prog", so it can be a program name with args. set dummy $ac_prog; ac_word=$2 -echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:1885: checking for $ac_word" >&5 -if eval "test \"`echo '$''{'ac_cv_prog_V_YACC'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 +echo "$as_me:$LINENO: checking for $ac_word" >&5 +echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 +if test "${ac_cv_prog_V_YACC+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 else if test -n "$V_YACC"; then ac_cv_prog_V_YACC="$V_YACC" # Let the user override the test. else - IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":" - ac_dummy="$PATH" - for ac_dir in $ac_dummy; do - test -z "$ac_dir" && ac_dir=. - if test -f $ac_dir/$ac_word; then - ac_cv_prog_V_YACC="$ac_prog" - break - fi - done - IFS="$ac_save_ifs" +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_V_YACC="$ac_prog" + echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done +done + fi fi -V_YACC="$ac_cv_prog_V_YACC" +V_YACC=$ac_cv_prog_V_YACC if test -n "$V_YACC"; then - echo "$ac_t""$V_YACC" 1>&6 + echo "$as_me:$LINENO: result: $V_YACC" >&5 +echo "${ECHO_T}$V_YACC" >&6 else - echo "$ac_t""no" 1>&6 + echo "$as_me:$LINENO: result: no" >&5 +echo "${ECHO_T}no" >&6 fi -test -n "$V_YACC" && break + test -n "$V_YACC" && break done test -n "$V_YACC" || V_YACC="yacc" @@ -1916,7 +4602,8 @@ test -n "$V_YACC" || V_YACC="yacc" V_YACC="$V_YACC -y" fi if test "$V_LEX" != lex -a "$V_YACC" = yacc -o "$V_LEX" = lex -a "$V_YACC" != yacc ; then - echo "configure: warning: don't have both flex and bison; reverting to lex/yacc" 1>&2 + { echo "$as_me:$LINENO: WARNING: don't have both flex and bison; reverting to lex/yacc" >&5 +echo "$as_me: WARNING: don't have both flex and bison; reverting to lex/yacc" >&2;} V_LEX=lex V_YACC=yacc fi @@ -1927,10 +4614,10 @@ test -n "$V_YACC" || V_YACC="yacc" if test "$V_LEX" = lex ; then # Some versions of lex can't handle the definitions section of scanner.l . # Try lexing it and complain if it can't deal. - echo $ac_n "checking for capable lex""... $ac_c" 1>&6 -echo "configure:1932: checking for capable lex" >&5 -if eval "test \"`echo '$''{'tcpdump_cv_capable_lex'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 + echo "$as_me:$LINENO: checking for capable lex" >&5 +echo $ECHO_N "checking for capable lex... $ECHO_C" >&6 +if test "${tcpdump_cv_capable_lex+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 else if lex -t scanner.l > /dev/null 2>&1; then tcpdump_cv_capable_lex=yes @@ -1938,29 +4625,36 @@ else tcpdump_cv_capable_lex=insufficient fi fi - -echo "$ac_t""$tcpdump_cv_capable_lex" 1>&6 +echo "$as_me:$LINENO: result: $tcpdump_cv_capable_lex" >&5 +echo "${ECHO_T}$tcpdump_cv_capable_lex" >&6 if test $tcpdump_cv_capable_lex = insufficient ; then - { echo "configure: error: Your operating system's lex is insufficient to compile + { { echo "$as_me:$LINENO: error: Your operating system's lex is insufficient to compile libpcap. flex is a lex replacement that has many advantages, including being able to compile libpcap. For more information, see - http://www.gnu.org/software/flex/flex.html ." 1>&2; exit 1; } + http://www.gnu.org/software/flex/flex.html ." >&5 +echo "$as_me: error: Your operating system's lex is insufficient to compile + libpcap. flex is a lex replacement that has many advantages, including + being able to compile libpcap. For more information, see + http://www.gnu.org/software/flex/flex.html ." >&2;} + { (exit 1); exit 1; }; } fi fi case "$host_os" in aix*) - cat >> confdefs.h <<\EOF + +cat >>confdefs.h <<\_ACEOF #define _SUN 1 -EOF +_ACEOF ;; hpux9*) - cat >> confdefs.h <<\EOF + +cat >>confdefs.h <<\_ACEOF #define HAVE_HPUX9 1 -EOF +_ACEOF ;; @@ -1971,83 +4665,155 @@ hpux10.1*) ;; hpux*) - cat >> confdefs.h <<\EOF + +cat >>confdefs.h <<\_ACEOF #define HAVE_HPUX10_20 1 -EOF +_ACEOF ;; sinix*) - echo $ac_n "checking if SINIX compiler defines sinix""... $ac_c" 1>&6 -echo "configure:1983: checking if SINIX compiler defines sinix" >&5 - if eval "test \"`echo '$''{'ac_cv_cc_sinix_defined'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 + echo "$as_me:$LINENO: checking if SINIX compiler defines sinix" >&5 +echo $ECHO_N "checking if SINIX compiler defines sinix... $ECHO_C" >&6 + if test "${ac_cv_cc_sinix_defined+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 else - cat > conftest.$ac_ext <<EOF -#line 1988 "configure" -#include "confdefs.h" - -int main() { + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ + +int +main () +{ int i = sinix; -; return 0; } -EOF -if { (eval echo configure:1995: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then - rm -rf conftest* + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then ac_cv_cc_sinix_defined=yes else - echo "configure: failed program was:" >&5 - cat conftest.$ac_ext >&5 - rm -rf conftest* - ac_cv_cc_sinix_defined=no + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +ac_cv_cc_sinix_defined=no fi -rm -f conftest* +rm -f conftest.$ac_objext conftest.$ac_ext fi - echo "$ac_t""$ac_cv_cc_sinix_defined" 1>&6 + echo "$as_me:$LINENO: result: $ac_cv_cc_sinix_defined" >&5 +echo "${ECHO_T}$ac_cv_cc_sinix_defined" >&6 if test $ac_cv_cc_sinix_defined = no ; then - cat >> confdefs.h <<\EOF + +cat >>confdefs.h <<\_ACEOF #define sinix 1 -EOF +_ACEOF fi ;; solaris*) - cat >> confdefs.h <<\EOF + +cat >>confdefs.h <<\_ACEOF #define HAVE_SOLARIS 1 -EOF +_ACEOF ;; esac -# Extract the first word of "ranlib", so it can be a program name with args. -set dummy ranlib; ac_word=$2 -echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:2027: checking for $ac_word" >&5 -if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 +if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args. +set dummy ${ac_tool_prefix}ranlib; ac_word=$2 +echo "$as_me:$LINENO: checking for $ac_word" >&5 +echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 +if test "${ac_cv_prog_RANLIB+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 else if test -n "$RANLIB"; then ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test. else - IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":" - ac_dummy="$PATH" - for ac_dir in $ac_dummy; do - test -z "$ac_dir" && ac_dir=. - if test -f $ac_dir/$ac_word; then - ac_cv_prog_RANLIB="ranlib" - break - fi - done - IFS="$ac_save_ifs" - test -z "$ac_cv_prog_RANLIB" && ac_cv_prog_RANLIB=":" +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib" + echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done +done + fi fi -RANLIB="$ac_cv_prog_RANLIB" +RANLIB=$ac_cv_prog_RANLIB if test -n "$RANLIB"; then - echo "$ac_t""$RANLIB" 1>&6 + echo "$as_me:$LINENO: result: $RANLIB" >&5 +echo "${ECHO_T}$RANLIB" >&6 else - echo "$ac_t""no" 1>&6 + echo "$as_me:$LINENO: result: no" >&5 +echo "${ECHO_T}no" >&6 +fi + +fi +if test -z "$ac_cv_prog_RANLIB"; then + ac_ct_RANLIB=$RANLIB + # Extract the first word of "ranlib", so it can be a program name with args. +set dummy ranlib; ac_word=$2 +echo "$as_me:$LINENO: checking for $ac_word" >&5 +echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 +if test "${ac_cv_prog_ac_ct_RANLIB+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + if test -n "$ac_ct_RANLIB"; then + ac_cv_prog_ac_ct_RANLIB="$ac_ct_RANLIB" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_RANLIB="ranlib" + echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done +done + + test -z "$ac_cv_prog_ac_ct_RANLIB" && ac_cv_prog_ac_ct_RANLIB=":" +fi +fi +ac_ct_RANLIB=$ac_cv_prog_ac_ct_RANLIB +if test -n "$ac_ct_RANLIB"; then + echo "$as_me:$LINENO: result: $ac_ct_RANLIB" >&5 +echo "${ECHO_T}$ac_ct_RANLIB" >&6 +else + echo "$as_me:$LINENO: result: no" >&5 +echo "${ECHO_T}no" >&6 +fi + + RANLIB=$ac_ct_RANLIB +else + RANLIB="$ac_cv_prog_RANLIB" fi @@ -2081,95 +4847,223 @@ rm -f os-proto.h name="lbl/os-$os.h" if test -f $name ; then ln -s $name os-proto.h - cat >> confdefs.h <<\EOF + +cat >>confdefs.h <<\_ACEOF #define HAVE_OS_PROTO_H 1 -EOF +_ACEOF else - echo "configure: warning: can't find $name" 1>&2 + { echo "$as_me:$LINENO: WARNING: can't find $name" >&5 +echo "$as_me: WARNING: can't find $name" >&2;} fi fi -echo $ac_n "checking if sockaddr struct has sa_len member""... $ac_c" 1>&6 -echo "configure:2095: checking if sockaddr struct has sa_len member" >&5 - if eval "test \"`echo '$''{'ac_cv_lbl_sockaddr_has_sa_len'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 +echo "$as_me:$LINENO: checking if sockaddr struct has sa_len member" >&5 +echo $ECHO_N "checking if sockaddr struct has sa_len member... $ECHO_C" >&6 + if test "${ac_cv_lbl_sockaddr_has_sa_len+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 else - cat > conftest.$ac_ext <<EOF -#line 2100 "configure" -#include "confdefs.h" + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ # include <sys/types.h> # include <sys/socket.h> -int main() { +int +main () +{ u_int i = sizeof(((struct sockaddr *)0)->sa_len) -; return 0; } -EOF -if { (eval echo configure:2109: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then - rm -rf conftest* + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then ac_cv_lbl_sockaddr_has_sa_len=yes else - echo "configure: failed program was:" >&5 - cat conftest.$ac_ext >&5 - rm -rf conftest* - ac_cv_lbl_sockaddr_has_sa_len=no + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +ac_cv_lbl_sockaddr_has_sa_len=no fi -rm -f conftest* +rm -f conftest.$ac_objext conftest.$ac_ext fi - echo "$ac_t""$ac_cv_lbl_sockaddr_has_sa_len" 1>&6 + echo "$as_me:$LINENO: result: $ac_cv_lbl_sockaddr_has_sa_len" >&5 +echo "${ECHO_T}$ac_cv_lbl_sockaddr_has_sa_len" >&6 if test $ac_cv_lbl_sockaddr_has_sa_len = yes ; then - cat >> confdefs.h <<\EOF + +cat >>confdefs.h <<\_ACEOF #define HAVE_SOCKADDR_SA_LEN 1 -EOF +_ACEOF + + fi + +echo "$as_me:$LINENO: checking if sockaddr_storage struct exists" >&5 +echo $ECHO_N "checking if sockaddr_storage struct exists... $ECHO_C" >&6 + if test "${ac_cv_lbl_has_sockaddr_storage+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ + +# include <sys/types.h> +# include <sys/socket.h> +int +main () +{ +u_int i = sizeof (struct sockaddr_storage) + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + ac_cv_lbl_has_sockaddr_storage=yes +else + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +ac_cv_lbl_has_sockaddr_storage=no +fi +rm -f conftest.$ac_objext conftest.$ac_ext +fi + + echo "$as_me:$LINENO: result: $ac_cv_lbl_has_sockaddr_storage" >&5 +echo "${ECHO_T}$ac_cv_lbl_has_sockaddr_storage" >&6 + if test $ac_cv_lbl_has_sockaddr_storage = yes ; then + +cat >>confdefs.h <<\_ACEOF +#define HAVE_SOCKADDR_STORAGE 1 +_ACEOF fi -echo $ac_n "checking if dl_hp_ppa_info_t struct has dl_module_id_1 member""... $ac_c" 1>&6 -echo "configure:2130: checking if dl_hp_ppa_info_t struct has dl_module_id_1 member" >&5 - if eval "test \"`echo '$''{'ac_cv_lbl_dl_hp_ppa_info_t_has_dl_module_id_1'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 +echo "$as_me:$LINENO: checking if dl_hp_ppa_info_t struct has dl_module_id_1 member" >&5 +echo $ECHO_N "checking if dl_hp_ppa_info_t struct has dl_module_id_1 member... $ECHO_C" >&6 + if test "${ac_cv_lbl_dl_hp_ppa_info_t_has_dl_module_id_1+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 else - cat > conftest.$ac_ext <<EOF -#line 2135 "configure" -#include "confdefs.h" + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +/* confdefs.h. */ +_ACEOF +cat confdefs.h >>conftest.$ac_ext +cat >>conftest.$ac_ext <<_ACEOF +/* end confdefs.h. */ # include <sys/types.h> # include <sys/dlpi.h> # include <sys/dlpi_ext.h> -int main() { +int +main () +{ u_int i = sizeof(((dl_hp_ppa_info_t *)0)->dl_module_id_1) -; return 0; } -EOF -if { (eval echo configure:2145: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then - rm -rf conftest* + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then ac_cv_lbl_dl_hp_ppa_info_t_has_dl_module_id_1=yes else - echo "configure: failed program was:" >&5 - cat conftest.$ac_ext >&5 - rm -rf conftest* - ac_cv_lbl_dl_hp_ppa_info_t_has_dl_module_id_1=no + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +ac_cv_lbl_dl_hp_ppa_info_t_has_dl_module_id_1=no fi -rm -f conftest* +rm -f conftest.$ac_objext conftest.$ac_ext fi - echo "$ac_t""$ac_cv_lbl_dl_hp_ppa_info_t_has_dl_module_id_1" 1>&6 + echo "$as_me:$LINENO: result: $ac_cv_lbl_dl_hp_ppa_info_t_has_dl_module_id_1" >&5 +echo "${ECHO_T}$ac_cv_lbl_dl_hp_ppa_info_t_has_dl_module_id_1" >&6 if test $ac_cv_lbl_dl_hp_ppa_info_t_has_dl_module_id_1 = yes ; then - cat >> confdefs.h <<\EOF + +cat >>confdefs.h <<\_ACEOF #define HAVE_HP_PPA_INFO_T_DL_MODULE_ID_1 1 -EOF +_ACEOF fi -echo $ac_n "checking if unaligned accesses fail""... $ac_c" 1>&6 -echo "configure:2166: checking if unaligned accesses fail" >&5 - if eval "test \"`echo '$''{'ac_cv_lbl_unaligned_fail'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 +echo "$as_me:$LINENO: checking if unaligned accesses fail" >&5 +echo $ECHO_N "checking if unaligned accesses fail... $ECHO_C" >&6 + if test "${ac_cv_lbl_unaligned_fail+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 else case "$host_cpu" in + # + # These are CPU types where: + # + # the CPU faults on an unaligned access, but at least some + # OSes that support that CPU catch the fault and simulate + # the unaligned access (e.g., Alpha/{Digital,Tru64} UNIX) - + # the simulation is slow, so we don't want to use it; + # + # the CPU, I infer (from the old + # # XXX: should also check that they don't do weird things (like on arm) - alpha*|arm*|hp*|mips*|sparc*|ia64) + # + # comment) doesn't fault on unaligned accesses, but doesn't + # do a normal unaligned fetch, either (e.g., presumably, ARM); + # + # for whatever reason, the test program doesn't work + # (this has been claimed to be the case for several of those + # CPUs - I don't know what the problem is; the problem + # was reported as "the test program dumps core" for SuperH, + # but that's what the test program is *supposed* to do - + # it dumps core before it writes anything, so the test + # for an empty output file should find an empty output + # file and conclude that unaligned accesses don't work). + # + # This run-time test won't work if you're cross-compiling, so + # in order to support cross-compiling for a particular CPU, + # we have to wire in the list of CPU types anyway, as far as + # I know, so perhaps we should just have a set of CPUs on + # which we know it doesn't work, a set of CPUs on which we + # know it does work, and have the script just fail on other + # cpu types and update it when such a failure occurs. + # + alpha*|arm*|hp*|mips*|sh*|sparc*|ia64|nv1) ac_cv_lbl_unaligned_fail=yes ;; @@ -2217,11 +5111,13 @@ EOF esac fi - echo "$ac_t""$ac_cv_lbl_unaligned_fail" 1>&6 + echo "$as_me:$LINENO: result: $ac_cv_lbl_unaligned_fail" >&5 +echo "${ECHO_T}$ac_cv_lbl_unaligned_fail" >&6 if test $ac_cv_lbl_unaligned_fail = yes ; then - cat >> confdefs.h <<\EOF + +cat >>confdefs.h <<\_ACEOF #define LBL_ALIGN 1 -EOF +_ACEOF fi @@ -2235,6 +5131,10 @@ ln -s ${srcdir}/bpf/net net + + + + # Find a good install program. We prefer a C program (faster), # so one script is as good as another. But avoid the broken or # incompatible versions: @@ -2242,445 +5142,1186 @@ ln -s ${srcdir}/bpf/net net # SunOS /usr/etc/install # IRIX /sbin/install # AIX /bin/install +# AmigaOS /C/install, which installs bootblocks on floppy discs # AIX 4 /usr/bin/installbsd, which doesn't work without a -g flag # AFS /usr/afsws/bin/install, which mishandles nonexistent args # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff" # ./install, which can be erroneously created by make from ./install.sh. -echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6 -echo "configure:2251: checking for a BSD compatible install" >&5 +echo "$as_me:$LINENO: checking for a BSD-compatible install" >&5 +echo $ECHO_N "checking for a BSD-compatible install... $ECHO_C" >&6 if test -z "$INSTALL"; then -if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 -else - IFS="${IFS= }"; ac_save_IFS="$IFS"; IFS=":" - for ac_dir in $PATH; do - # Account for people who put trailing slashes in PATH elements. - case "$ac_dir/" in - /|./|.//|/etc/*|/usr/sbin/*|/usr/etc/*|/sbin/*|/usr/afsws/bin/*|/usr/ucb/*) ;; - *) - # OSF1 and SCO ODT 3.0 have their own names for install. - # Don't use installbsd from OSF since it installs stuff as root - # by default. - for ac_prog in ginstall scoinst install; do - if test -f $ac_dir/$ac_prog; then - if test $ac_prog = install && - grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then - # AIX install. It has an incompatible calling convention. - : - else - ac_cv_path_install="$ac_dir/$ac_prog -c" - break 2 - fi - fi +if test "${ac_cv_path_install+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + # Account for people who put trailing slashes in PATH elements. +case $as_dir/ in + ./ | .// | /cC/* | \ + /etc/* | /usr/sbin/* | /usr/etc/* | /sbin/* | /usr/afsws/bin/* | \ + /usr/ucb/* ) ;; + *) + # OSF1 and SCO ODT 3.0 have their own names for install. + # Don't use installbsd from OSF since it installs stuff as root + # by default. + for ac_prog in ginstall scoinst install; do + for ac_exec_ext in '' $ac_executable_extensions; do + if $as_executable_p "$as_dir/$ac_prog$ac_exec_ext"; then + if test $ac_prog = install && + grep dspmsg "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then + # AIX install. It has an incompatible calling convention. + : + elif test $ac_prog = install && + grep pwplus "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then + # program-specific install script used by HP pwplus--don't use. + : + else + ac_cv_path_install="$as_dir/$ac_prog$ac_exec_ext -c" + break 3 + fi + fi done - ;; - esac - done - IFS="$ac_save_IFS" + done + ;; +esac +done + fi if test "${ac_cv_path_install+set}" = set; then - INSTALL="$ac_cv_path_install" + INSTALL=$ac_cv_path_install else # As a last resort, use the slow shell script. We don't cache a # path for INSTALL within a source directory, because that will # break other packages using the cache if that directory is # removed, or if the path is relative. - INSTALL="$ac_install_sh" + INSTALL=$ac_install_sh fi fi -echo "$ac_t""$INSTALL" 1>&6 +echo "$as_me:$LINENO: result: $INSTALL" >&5 +echo "${ECHO_T}$INSTALL" >&6 # Use test -z because SunOS4 sh mishandles braces in ${var-val}. # It thinks the first close brace ends the variable substitution. test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}' -test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL_PROGRAM}' +test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL}' test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644' + ac_config_headers="$ac_config_headers config.h" -trap '' 1 2 15 -cat > confcache <<\EOF + ac_config_files="$ac_config_files Makefile" +cat >confcache <<\_ACEOF # This file is a shell script that caches the results of configure # tests run on this system so they can be shared between configure -# scripts and configure runs. It is not useful on other systems. -# If it contains results you don't want to keep, you may remove or edit it. +# scripts and configure runs, see configure's option --config-cache. +# It is not useful on other systems. If it contains results you don't +# want to keep, you may remove or edit it. # -# By default, configure uses ./config.cache as the cache file, -# creating it if it does not exist already. 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Generated by config.status. */ + if test x"$ac_file" = x-; then + configure_input= + else + configure_input="$ac_file. " + fi + configure_input=$configure_input"Generated from `echo $ac_file_in | + sed 's,.*/,,'` by configure." + + # First look for the input files in the build tree, otherwise in the + # src tree. + ac_file_inputs=`IFS=: + for f in $ac_file_in; do + case $f in + -) echo $tmp/stdin ;; + [\\/$]*) + # Absolute (can't be DOS-style, as IFS=:) + test -f "$f" || { { echo "$as_me:$LINENO: error: cannot find input file: $f" >&5 +echo "$as_me: error: cannot find input file: $f" >&2;} + { (exit 1); exit 1; }; } + echo $f;; + *) # Relative + if test -f "$f"; then + # Build tree + echo $f + elif test -f "$srcdir/$f"; then + # Source tree + echo $srcdir/$f + else + # /dev/null tree + { { echo "$as_me:$LINENO: error: cannot find input file: $f" >&5 +echo "$as_me: error: cannot find input file: $f" >&2;} + { (exit 1); exit 1; }; } + fi;; + esac + done` || { (exit 1); exit 1; } +_ACEOF +cat >>$CONFIG_STATUS <<_ACEOF + sed "$ac_vpsub +$extrasub +_ACEOF +cat >>$CONFIG_STATUS <<\_ACEOF +:t +/@[a-zA-Z_][a-zA-Z_0-9]*@/!b +s,@configure_input@,$configure_input,;t t +s,@srcdir@,$ac_srcdir,;t t +s,@abs_srcdir@,$ac_abs_srcdir,;t t +s,@top_srcdir@,$ac_top_srcdir,;t t +s,@abs_top_srcdir@,$ac_abs_top_srcdir,;t t +s,@builddir@,$ac_builddir,;t t +s,@abs_builddir@,$ac_abs_builddir,;t t +s,@top_builddir@,$ac_top_builddir,;t t +s,@abs_top_builddir@,$ac_abs_top_builddir,;t t +s,@INSTALL@,$ac_INSTALL,;t t +" $ac_file_inputs | (eval "$ac_sed_cmds") >$tmp/out + rm -f $tmp/stdin + if test x"$ac_file" != x-; then + mv $tmp/out $ac_file + else + cat $tmp/out + rm -f $tmp/out + fi + +done +_ACEOF +cat >>$CONFIG_STATUS <<\_ACEOF + +# +# CONFIG_HEADER section. +# # These sed commands are passed to sed as "A NAME B NAME C VALUE D", where # NAME is the cpp macro being defined and VALUE is the value it is being given. # # ac_d sets the value in "#define NAME VALUE" lines. -ac_dA='s%^\([ ]*\)#\([ ]*define[ ][ ]*\)' -ac_dB='\([ ][ ]*\)[^ ]*%\1#\2' -ac_dC='\3' -ac_dD='%g' -# ac_u turns "#undef NAME" with trailing blanks into "#define NAME VALUE". -ac_uA='s%^\([ ]*\)#\([ ]*\)undef\([ ][ ]*\)' -ac_uB='\([ ]\)%\1#\2define\3' +ac_dA='s,^\([ ]*\)#\([ ]*define[ ][ ]*\)' +ac_dB='[ ].*$,\1#\2' +ac_dC=' ' +ac_dD=',;t' +# ac_u turns "#undef NAME" without trailing blanks into "#define NAME VALUE". +ac_uA='s,^\([ ]*\)#\([ ]*\)undef\([ ][ ]*\)' +ac_uB='$,\1#\2define\3' ac_uC=' ' -ac_uD='\4%g' -# ac_e turns "#undef NAME" without trailing blanks into "#define NAME VALUE". -ac_eA='s%^\([ ]*\)#\([ ]*\)undef\([ ][ ]*\)' -ac_eB='$%\1#\2define\3' -ac_eC=' ' -ac_eD='%g' - -if test "${CONFIG_HEADERS+set}" != set; then -EOF -cat >> $CONFIG_STATUS <<EOF - CONFIG_HEADERS="config.h" -EOF -cat >> $CONFIG_STATUS <<\EOF -fi -for ac_file in .. $CONFIG_HEADERS; do if test "x$ac_file" != x..; then +ac_uD=',;t' + +for ac_file in : $CONFIG_HEADERS; do test "x$ac_file" = x: && continue # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in". - case "$ac_file" in - *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'` - ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;; - *) ac_file_in="${ac_file}.in" ;; + case $ac_file in + - | *:- | *:-:* ) # input from stdin + cat >$tmp/stdin + ac_file_in=`echo "$ac_file" | sed 's,[^:]*:,,'` + ac_file=`echo "$ac_file" | sed 's,:.*,,'` ;; + *:* ) ac_file_in=`echo "$ac_file" | sed 's,[^:]*:,,'` + ac_file=`echo "$ac_file" | sed 's,:.*,,'` ;; + * ) ac_file_in=$ac_file.in ;; esac - echo creating $ac_file - - rm -f conftest.frag conftest.in conftest.out - ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"` - cat $ac_file_inputs > conftest.in - -EOF - -# Transform confdefs.h into a sed script conftest.vals that substitutes -# the proper values into config.h.in to produce config.h. And first: -# Protect against being on the right side of a sed subst in config.status. -# Protect against being in an unquoted here document in config.status. -rm -f conftest.vals -cat > conftest.hdr <<\EOF -s/[\\&%]/\\&/g -s%[\\$`]%\\&%g -s%#define \([A-Za-z_][A-Za-z0-9_]*\) *\(.*\)%${ac_dA}\1${ac_dB}\1${ac_dC}\2${ac_dD}%gp -s%ac_d%ac_u%gp -s%ac_u%ac_e%gp -EOF -sed -n -f conftest.hdr confdefs.h > conftest.vals -rm -f conftest.hdr + test x"$ac_file" != x- && { echo "$as_me:$LINENO: creating $ac_file" >&5 +echo "$as_me: creating $ac_file" >&6;} + + # First look for the input files in the build tree, otherwise in the + # src tree. + ac_file_inputs=`IFS=: + for f in $ac_file_in; do + case $f in + -) echo $tmp/stdin ;; + [\\/$]*) + # Absolute (can't be DOS-style, as IFS=:) + test -f "$f" || { { echo "$as_me:$LINENO: error: cannot find input file: $f" >&5 +echo "$as_me: error: cannot find input file: $f" >&2;} + { (exit 1); exit 1; }; } + echo $f;; + *) # Relative + if test -f "$f"; then + # Build tree + echo $f + elif test -f "$srcdir/$f"; then + # Source tree + echo $srcdir/$f + else + # /dev/null tree + { { echo "$as_me:$LINENO: error: cannot find input file: $f" >&5 +echo "$as_me: error: cannot find input file: $f" >&2;} + { (exit 1); exit 1; }; } + fi;; + esac + done` || { (exit 1); exit 1; } + # Remove the trailing spaces. + sed 's/[ ]*$//' $ac_file_inputs >$tmp/in + +_ACEOF + +# Transform confdefs.h into two sed scripts, `conftest.defines' and +# `conftest.undefs', that substitutes the proper values into +# config.h.in to produce config.h. The first handles `#define' +# templates, and the second `#undef' templates. +# And first: Protect against being on the right side of a sed subst in +# config.status. Protect against being in an unquoted here document +# in config.status. +rm -f conftest.defines conftest.undefs +# Using a here document instead of a string reduces the quoting nightmare. +# Putting comments in sed scripts is not portable. +# +# `end' is used to avoid that the second main sed command (meant for +# 0-ary CPP macros) applies to n-ary macro definitions. +# See the Autoconf documentation for `clear'. +cat >confdef2sed.sed <<\_ACEOF +s/[\\&,]/\\&/g +s,[\\$`],\\&,g +t clear +: clear +s,^[ ]*#[ ]*define[ ][ ]*\([^ (][^ (]*\)\(([^)]*)\)[ ]*\(.*\)$,${ac_dA}\1${ac_dB}\1\2${ac_dC}\3${ac_dD},gp +t end +s,^[ ]*#[ ]*define[ ][ ]*\([^ ][^ ]*\)[ ]*\(.*\)$,${ac_dA}\1${ac_dB}\1${ac_dC}\2${ac_dD},gp +: end +_ACEOF +# If some macros were called several times there might be several times +# the same #defines, which is useless. Nevertheless, we may not want to +# sort them, since we want the *last* AC-DEFINE to be honored. +uniq confdefs.h | sed -n -f confdef2sed.sed >conftest.defines +sed 's/ac_d/ac_u/g' conftest.defines >conftest.undefs +rm -f confdef2sed.sed # This sed command replaces #undef with comments. This is necessary, for # example, in the case of _POSIX_SOURCE, which is predefined and required # on some systems where configure will not decide to define it. -cat >> conftest.vals <<\EOF -s%^[ ]*#[ ]*undef[ ][ ]*[a-zA-Z_][a-zA-Z_0-9]*%/* & */% -EOF - -# Break up conftest.vals because some shells have a limit on -# the size of here documents, and old seds have small limits too. +cat >>conftest.undefs <<\_ACEOF +s,^[ ]*#[ ]*undef[ ][ ]*[a-zA-Z_][a-zA-Z_0-9]*,/* & */, +_ACEOF + +# Break up conftest.defines because some shells have a limit on the size +# of here documents, and old seds have small limits too (100 cmds). +echo ' # Handle all the #define templates only if necessary.' >>$CONFIG_STATUS +echo ' if grep "^[ ]*#[ ]*define" $tmp/in >/dev/null; then' >>$CONFIG_STATUS +echo ' # If there are no defines, we may have an empty if/fi' >>$CONFIG_STATUS +echo ' :' >>$CONFIG_STATUS +rm -f conftest.tail +while grep . conftest.defines >/dev/null +do + # Write a limited-size here document to $tmp/defines.sed. + echo ' cat >$tmp/defines.sed <<CEOF' >>$CONFIG_STATUS + # Speed up: don't consider the non `#define' lines. + echo '/^[ ]*#[ ]*define/!b' >>$CONFIG_STATUS + # Work around the forget-to-reset-the-flag bug. + echo 't clr' >>$CONFIG_STATUS + echo ': clr' >>$CONFIG_STATUS + sed ${ac_max_here_lines}q conftest.defines >>$CONFIG_STATUS + echo 'CEOF + sed -f $tmp/defines.sed $tmp/in >$tmp/out + rm -f $tmp/in + mv $tmp/out $tmp/in +' >>$CONFIG_STATUS + sed 1,${ac_max_here_lines}d conftest.defines >conftest.tail + rm -f conftest.defines + mv conftest.tail conftest.defines +done +rm -f conftest.defines +echo ' fi # grep' >>$CONFIG_STATUS +echo >>$CONFIG_STATUS +# Break up conftest.undefs because some shells have a limit on the size +# of here documents, and old seds have small limits too (100 cmds). +echo ' # Handle all the #undef templates' >>$CONFIG_STATUS rm -f conftest.tail -while : +while grep . conftest.undefs >/dev/null do - ac_lines=`grep -c . conftest.vals` - # grep -c gives empty output for an empty file on some AIX systems. - if test -z "$ac_lines" || test "$ac_lines" -eq 0; then break; fi - # Write a limited-size here document to conftest.frag. - echo ' cat > conftest.frag <<CEOF' >> $CONFIG_STATUS - sed ${ac_max_here_lines}q conftest.vals >> $CONFIG_STATUS + # Write a limited-size here document to $tmp/undefs.sed. + echo ' cat >$tmp/undefs.sed <<CEOF' >>$CONFIG_STATUS + # Speed up: don't consider the non `#undef' + echo '/^[ ]*#[ ]*undef/!b' >>$CONFIG_STATUS + # Work around the forget-to-reset-the-flag bug. + echo 't clr' >>$CONFIG_STATUS + echo ': clr' >>$CONFIG_STATUS + sed ${ac_max_here_lines}q conftest.undefs >>$CONFIG_STATUS echo 'CEOF - sed -f conftest.frag conftest.in > conftest.out - rm -f conftest.in - mv conftest.out conftest.in -' >> $CONFIG_STATUS - sed 1,${ac_max_here_lines}d conftest.vals > conftest.tail - rm -f conftest.vals - mv conftest.tail conftest.vals + sed -f $tmp/undefs.sed $tmp/in >$tmp/out + rm -f $tmp/in + mv $tmp/out $tmp/in +' >>$CONFIG_STATUS + sed 1,${ac_max_here_lines}d conftest.undefs >conftest.tail + rm -f conftest.undefs + mv conftest.tail conftest.undefs done -rm -f conftest.vals - -cat >> $CONFIG_STATUS <<\EOF - rm -f conftest.frag conftest.h - echo "/* $ac_file. Generated automatically by configure. */" > conftest.h - cat conftest.in >> conftest.h - rm -f conftest.in - if cmp -s $ac_file conftest.h 2>/dev/null; then - echo "$ac_file is unchanged" - rm -f conftest.h +rm -f conftest.undefs + +cat >>$CONFIG_STATUS <<\_ACEOF + # Let's still pretend it is `configure' which instantiates (i.e., don't + # use $as_me), people would be surprised to read: + # /* config.h. Generated by config.status. */ + if test x"$ac_file" = x-; then + echo "/* Generated by configure. */" >$tmp/config.h + else + echo "/* $ac_file. Generated by configure. */" >$tmp/config.h + fi + cat $tmp/in >>$tmp/config.h + rm -f $tmp/in + if test x"$ac_file" != x-; then + if diff $ac_file $tmp/config.h >/dev/null 2>&1; then + { echo "$as_me:$LINENO: $ac_file is unchanged" >&5 +echo "$as_me: $ac_file is unchanged" >&6;} + else + ac_dir=`(dirname "$ac_file") 2>/dev/null || +$as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ + X"$ac_file" : 'X\(//\)[^/]' \| \ + X"$ac_file" : 'X\(//\)$' \| \ + X"$ac_file" : 'X\(/\)' \| \ + . : '\(.\)' 2>/dev/null || +echo X"$ac_file" | + sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; } + /^X\(\/\/\)[^/].*/{ s//\1/; q; } + /^X\(\/\/\)$/{ s//\1/; q; } + /^X\(\/\).*/{ s//\1/; q; } + s/.*/./; q'` + { if $as_mkdir_p; then + mkdir -p "$ac_dir" else - # Remove last slash and all that follows it. Not all systems have dirname. - ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'` - if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then - # The file is in a subdirectory. - test ! -d "$ac_dir" && mkdir "$ac_dir" + as_dir="$ac_dir" + as_dirs= + while test ! -d "$as_dir"; do + as_dirs="$as_dir $as_dirs" + as_dir=`(dirname "$as_dir") 2>/dev/null || +$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ + X"$as_dir" : 'X\(//\)[^/]' \| \ + X"$as_dir" : 'X\(//\)$' \| \ + X"$as_dir" : 'X\(/\)' \| \ + . : '\(.\)' 2>/dev/null || +echo X"$as_dir" | + sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; } + /^X\(\/\/\)[^/].*/{ s//\1/; q; } + /^X\(\/\/\)$/{ s//\1/; q; } + /^X\(\/\).*/{ s//\1/; q; } + s/.*/./; q'` + done + test ! -n "$as_dirs" || mkdir $as_dirs + fi || { { echo "$as_me:$LINENO: error: cannot create directory \"$ac_dir\"" >&5 +echo "$as_me: error: cannot create directory \"$ac_dir\"" >&2;} + { (exit 1); exit 1; }; }; } + + rm -f $ac_file + mv $tmp/config.h $ac_file fi - rm -f $ac_file - mv conftest.h $ac_file + else + cat $tmp/config.h + rm -f $tmp/config.h fi -fi; done +done +_ACEOF -EOF -cat >> $CONFIG_STATUS <<EOF +cat >>$CONFIG_STATUS <<\_ACEOF -EOF -cat >> $CONFIG_STATUS <<\EOF - -exit 0 -EOF +{ (exit 0); exit 0; } +_ACEOF chmod +x $CONFIG_STATUS -rm -fr confdefs* $ac_clean_files -test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1 +ac_clean_files=$ac_clean_files_save + + +# configure is writing to config.log, and then calls config.status. +# config.status does its own redirection, appending to config.log. +# Unfortunately, on DOS this fails, as config.log is still kept open +# by configure, so config.status won't be able to write to it; its +# output is simply discarded. So we exec the FD to /dev/null, +# effectively closing config.log, so it can be properly (re)opened and +# appended to by config.status. When coming back to configure, we +# need to make the FD available again. +if test "$no_create" != yes; then + ac_cs_success=: + ac_config_status_args= + test "$silent" = yes && + ac_config_status_args="$ac_config_status_args --quiet" + exec 5>/dev/null + $SHELL $CONFIG_STATUS $ac_config_status_args || ac_cs_success=false + exec 5>>config.log + # Use ||, not &&, to avoid exiting from the if with $? = 1, which + # would make configure fail if this is the last instruction. + $ac_cs_success || { (exit 1); exit 1; } +fi if test -f .devel ; then diff --git a/contrib/libpcap/configure.in b/contrib/libpcap/configure.in index 08c42f0..4846499 100755 --- a/contrib/libpcap/configure.in +++ b/contrib/libpcap/configure.in @@ -1,4 +1,4 @@ -dnl @(#) $Header: /tcpdump/master/libpcap/configure.in,v 1.94 2001/12/10 08:33:42 guy Exp $ (LBL) +dnl @(#) $Header: /tcpdump/master/libpcap/configure.in,v 1.100.2.4 2004/03/28 21:43:34 fenner Exp $ (LBL) dnl dnl Copyright (c) 1994, 1995, 1996, 1997 dnl The Regents of the University of California. All rights reserved. @@ -6,13 +6,14 @@ dnl dnl Process this file with autoconf to produce a configure script. dnl -AC_REVISION($Revision: 1.94 $) +AC_REVISION($Revision: 1.100.2.4 $) +AC_PREREQ(2.50) AC_INIT(pcap.c) AC_CANONICAL_SYSTEM -AC_LBL_C_INIT(V_CCOPT, V_INCLS) -AC_C_INLINE +AC_LBL_C_INIT(V_CCOPT, V_INCLS, V_LIBS) +AC_LBL_C_INLINE AC_C___ATTRIBUTE__ AC_LBL_CHECK_TYPE(u_int8_t, u_char) @@ -25,12 +26,21 @@ dnl in "AC_LBL_FIXINCLUDES" in "aclocal.m4" uses it, so we have to dnl test for it and set "HAVE_SYS_IOCCOM_H" if we have it, otherwise dnl "AC_LBL_FIXINCLUDES" won't work on some platforms such as Solaris. dnl -AC_CHECK_HEADERS(sys/ioccom.h sys/sockio.h ifaddrs.h limits.h netinet/if_ether.h) +AC_CHECK_HEADERS(sys/ioccom.h sys/sockio.h ifaddrs.h limits.h) +AC_CHECK_HEADERS(netinet/if_ether.h, , , [#include <sys/types.h> +#include <sys/socket.h>]) AC_LBL_FIXINCLUDES AC_CHECK_FUNCS(ether_hostton strerror strlcpy) +needsnprintf=no +AC_CHECK_FUNCS(vsnprintf snprintf,, + [needsnprintf=yes]) +if test $needsnprintf = yes; then + AC_LIBOBJ(snprintf) +fi + dnl to pacify those who hate protochain insn AC_MSG_CHECKING(if --disable-protochain option is specified) AC_ARG_ENABLE(protochain, [ --disable-protochain disable \"protochain\" insn]) @@ -70,12 +80,19 @@ elif test -r /dev/nit ; then V_PCAP=snit elif test -r /usr/include/sys/net/nit.h ; then V_PCAP=nit +elif test -r /usr/include/linux/socket.h ; then + V_PCAP=linux elif test -r /usr/include/net/raw.h ; then V_PCAP=snoop +elif test -r /usr/include/odmi.h ; then + # + # On AIX, the BPF devices might not yet be present - they're + # created the first time libpcap runs after booting. + # We check for odmi.h instead. + # + V_PCAP=bpf elif test -r /usr/include/sys/dlpi.h ; then V_PCAP=dlpi -elif test -r /usr/include/linux/socket.h ; then - V_PCAP=linux elif test -c /dev/bpf0 ; then # check again in case not readable V_PCAP=bpf elif test -c /dev/enet ; then # check again in case not readable @@ -87,6 +104,67 @@ else fi AC_MSG_RESULT($V_PCAP) +dnl +dnl Now figure out how we get a list of interfaces and addresses. +dnl +AC_CHECK_FUNC(getifaddrs,[ + # + # We have "getifaddrs()", so we use that to get the list + # + V_FINDALLDEVS=getad +],[ + # + # Well, we don't have "getifaddrs()", so we have to use some + # other mechanism; determine what that mechanism is. + # + # The first thing we use is the type of capture mechanism, + # which is somewhat of a proxy for the OS we're using. + # + case "$V_PCAP" in + + dlpi) + # + # This might be Solaris 8 or later, with SIOCGLIFCONF, + # or it might be some other OS, with just SIOCGIFCONF. + # + AC_MSG_CHECKING(whether we have SIOCGLIFCONF) + AC_CACHE_VAL(ac_cv_lbl_have_siocglifconf, + AC_TRY_COMPILE( + [#include <sys/param.h> + #include <sys/file.h> + #include <sys/ioctl.h> + #include <sys/socket.h> + #include <sys/sockio.h>], + [ioctl(0, SIOCGLIFCONF, (char *)0);], + ac_cv_lbl_have_siocglifconf=yes, + ac_cv_lbl_have_siocglifconf=no)) + AC_MSG_RESULT($ac_cv_lbl_have_siocglifconf) + if test $ac_cv_lbl_have_siocglifconf = yes ; then + V_FINDALLDEVS=glifc + else + V_FINDALLDEVS=gifc + fi + ;; + + null) + # + # We can't capture, so we can't open any capture + # devices, so we won't return any interfaces. + # + V_FINDALLDEVS=null + ;; + + *) + # + # Assume we just have SIOCGIFCONF. + # (XXX - on at least later Linux kernels, there's + # another mechanism, and we should be using that + # instead.) + # + V_FINDALLDEVS=gifc + ;; + esac]) + AC_MSG_CHECKING(if --enable-ipv6 option is specified) AC_ARG_ENABLE(ipv6, [ --enable-ipv6 build IPv6-capable version]) if test "$enable_ipv6" = "yes"; then @@ -149,6 +227,10 @@ linux) AC_LBL_TPACKET_STATS ;; +dag) + V_DEFS="$V_DEFS -DDAG_ONLY" + ;; + null) AC_MSG_WARN(cannot determine packet capture interface) AC_MSG_WARN((see the INSTALL doc for more info)) @@ -167,6 +249,99 @@ if test $ac_cv_lbl_proc_net_dev = yes; then fi AC_MSG_RESULT($ac_cv_lbl_proc_net_dev) +AC_ARG_WITH(dag, [ --with-dag[=DIR] include DAG support (located in directory DIR, if supplied). [default=yes, on BSD and Linux, if present]], +[ + if test "$withval" = no + then + want_dag=no + elif test "$withval" = yes + then + want_dag=yes + dag_root= + else + want_dag=yes + dag_root=$withval + fi +],[ + # + # Use DAG API if present, otherwise don't + # + want_dag=ifpresent + dag_root=/root/dag +]) +ac_cv_lbl_dag_api=no +case "$V_PCAP" in +linux|bpf|dag) + # + # We support the DAG API on Linux or BSD, or if we're building a + # DAG-only libpcap. + # + ;; +*) + # + # If the user explicitly requested DAG, tell them it's not + # supported. + # + # If they expressed no preference, don't include it. + # + if test $want_dag = yes; then + AC_MSG_ERROR(DAG support only available with 'linux' 'bpf' and 'dag' packet capture types) + elif test $want_dag = yes; then + want_dag=no + fi + ;; +esac + +if test "$with_dag" != no; then + AC_MSG_CHECKING(whether we have DAG API) + + if test -z "$dag_root"; then + dag_root=$srcdir/../dag + fi + + if test -r "$dag_root/tools" -a -r "$dag_root/include"; then + dag_tools_dir="$dag_root/tools" + dag_include_dir="$dag_root/include" + else + dag_tools_dir="$dag_root" + dag_include_dir="$dag_root" + fi + + ac_cv_lbl_dag_api=no + if test -r "$dag_include_dir/dagapi.h" -a -r "$dag_tools_dir/dagapi.o" -a -r "$dag_tools_dir/dagopts.o"; then + V_INCLS="$V_INCLS -I $dag_include_dir" + V_LIBS="$V_LIBS $dag_tools_dir/dagapi.o $dag_tools_dir/dagopts.o" + if test "$V_PCAP" != dag ; then + SSRC="pcap-dag.c" + fi + ac_cv_lbl_dag_api=yes + fi + if test -r "$dag_root/lib/dagreg.c"; then # DAG 2.5.x + if test -r "$dag_tools_dir/dagreg.o"; then + V_LIBS="$V_LIBS $dag_tools_dir/dagreg.o" + else + ac_cv_lbl_dag_api=no + fi + fi + dag_version= + if test $ac_cv_lbl_dag_api = yes -a -r "$dag_root/VERSION"; then + dag_version=" (`cat $dag_root/VERSION`)" + fi + AC_MSG_RESULT($ac_cv_lbl_dag_api$dag_version) + if test $ac_cv_lbl_dag_api = no; then + if test "$want_dag" = yes; then + AC_MSG_ERROR(DAG API not found under directory $dag_root; use --without-dag) + fi + else + AC_DEFINE(HAVE_DAG_API, 1, [define if you have a DAG API]) + fi +fi + +if test "$V_PCAP" = dag -a "$ac_cv_lbl_dag_api" = no; then + AC_MSG_ERROR(Specifying the capture type as 'dag' requires the DAG API to be present; use --with-dag=DIR) +fi + + AC_LBL_LEX_AND_YACC(V_LEX, V_YACC, pcap_) if test "$V_LEX" = lex ; then # Some versions of lex can't handle the definitions section of scanner.l . @@ -232,6 +407,8 @@ AC_LBL_DEVEL(V_CCOPT) AC_LBL_SOCKADDR_SA_LEN +AC_LBL_SOCKADDR_STORAGE + AC_LBL_HP_PPA_INFO_T_DL_MODULE_ID_1 AC_LBL_UNALIGNED_ACCESS @@ -240,11 +417,15 @@ rm -f net ln -s ${srcdir}/bpf/net net AC_SUBST(V_CCOPT) +AC_SUBST(V_DEFS) AC_SUBST(V_INCLS) +AC_SUBST(V_LIBS) AC_SUBST(V_LEX) AC_SUBST(V_PCAP) +AC_SUBST(V_FINDALLDEVS) AC_SUBST(V_RANLIB) AC_SUBST(V_YACC) +AC_SUBST(SSRC) AC_PROG_INSTALL diff --git a/contrib/libpcap/etherent.c b/contrib/libpcap/etherent.c index fa5f0a9..11f34f2 100644 --- a/contrib/libpcap/etherent.c +++ b/contrib/libpcap/etherent.c @@ -20,8 +20,8 @@ */ #ifndef lint -static const char rcsid[] = - "@(#) $Header: /tcpdump/master/libpcap/etherent.c,v 1.21 2000/07/11 00:37:04 assar Exp $ (LBL)"; +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/libpcap/etherent.c,v 1.21.6.1 2003/11/15 23:26:38 guy Exp $ (LBL)"; #endif #ifdef HAVE_CONFIG_H diff --git a/contrib/libpcap/fad-getad.c b/contrib/libpcap/fad-getad.c new file mode 100644 index 0000000..55a6bf1 --- /dev/null +++ b/contrib/libpcap/fad-getad.c @@ -0,0 +1,243 @@ +/* -*- Mode: c; tab-width: 8; indent-tabs-mode: 1; c-basic-offset: 8; -*- */ +/* + * Copyright (c) 1994, 1995, 1996, 1997, 1998 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the Computer Systems + * Engineering Group at Lawrence Berkeley Laboratory. + * 4. Neither the name of the University nor of the Laboratory may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef lint +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/libpcap/fad-getad.c,v 1.7.2.2 2004/03/11 23:04:52 guy Exp $ (LBL)"; +#endif + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <sys/types.h> +#include <sys/socket.h> +#include <netinet/in.h> + +#include <net/if.h> + +#include <errno.h> +#include <stdio.h> +#include <stdlib.h> +#include <ifaddrs.h> + +#include "pcap-int.h" + +#ifdef HAVE_OS_PROTO_H +#include "os-proto.h" +#endif + +/* + * This is fun. + * + * In older BSD systems, socket addresses were fixed-length, and + * "sizeof (struct sockaddr)" gave the size of the structure. + * All addresses fit within a "struct sockaddr". + * + * In newer BSD systems, the socket address is variable-length, and + * there's an "sa_len" field giving the length of the structure; + * this allows socket addresses to be longer than 2 bytes of family + * and 14 bytes of data. + * + * Some commercial UNIXes use the old BSD scheme, some use the RFC 2553 + * variant of the old BSD scheme (with "struct sockaddr_storage" rather + * than "struct sockaddr"), and some use the new BSD scheme. + * + * Some versions of GNU libc use neither scheme, but has an "SA_LEN()" + * macro that determines the size based on the address family. Other + * versions don't have "SA_LEN()" (as it was in drafts of RFC 2553 + * but not in the final version). On the latter systems, we explicitly + * check the AF_ type to determine the length; we assume that on + * all those systems we have "struct sockaddr_storage". + */ +#ifndef SA_LEN +#ifdef HAVE_SOCKADDR_SA_LEN +#define SA_LEN(addr) ((addr)->sa_len) +#else /* HAVE_SOCKADDR_SA_LEN */ +#ifdef HAVE_SOCKADDR_STORAGE +static size_t +get_sa_len(struct sockaddr *addr) +{ + switch (addr->sa_family) { + +#ifdef AF_INET + case AF_INET: + return (sizeof (struct sockaddr_in)); +#endif + +#ifdef AF_INET6 + case AF_INET6: + return (sizeof (struct sockaddr_in6)); +#endif + + default: + return (sizeof (struct sockaddr)); + } +} +#define SA_LEN(addr) (get_sa_len(addr)) +#else /* HAVE_SOCKADDR_STORAGE */ +#define SA_LEN(addr) (sizeof (struct sockaddr)) +#endif /* HAVE_SOCKADDR_STORAGE */ +#endif /* HAVE_SOCKADDR_SA_LEN */ +#endif /* SA_LEN */ + +/* + * Get a list of all interfaces that are up and that we can open. + * Returns -1 on error, 0 otherwise. + * The list, as returned through "alldevsp", may be null if no interfaces + * were up and could be opened. + * + * This is the implementation used on platforms that have "getifaddrs()". + */ +int +pcap_findalldevs(pcap_if_t **alldevsp, char *errbuf) +{ + pcap_if_t *devlist = NULL; + struct ifaddrs *ifap, *ifa; + struct sockaddr *addr, *netmask, *broadaddr, *dstaddr; + size_t addr_size, broadaddr_size, dstaddr_size; + int ret = 0; + + /* + * Get the list of interface addresses. + * + * Note: this won't return information about interfaces + * with no addresses; are there any such interfaces + * that would be capable of receiving packets? + * (Interfaces incapable of receiving packets aren't + * very interesting from libpcap's point of view.) + * + * LAN interfaces will probably have link-layer + * addresses; I don't know whether all implementations + * of "getifaddrs()" now, or in the future, will return + * those. + */ + if (getifaddrs(&ifap) != 0) { + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, + "getifaddrs: %s", pcap_strerror(errno)); + return (-1); + } + for (ifa = ifap; ifa != NULL; ifa = ifa->ifa_next) { + /* + * Is this interface up? + */ + if (!(ifa->ifa_flags & IFF_UP)) { + /* + * No, so don't add it to the list. + */ + continue; + } + + /* + * "ifa_addr" was apparently null on at least one + * interface on some system. + * + * "ifa_broadaddr" may be non-null even on + * non-broadcast interfaces, and was null on + * at least one OpenBSD 3.4 system on at least + * one interface with IFF_BROADCAST set. + * + * "ifa_dstaddr" was, on at least one FreeBSD 4.1 + * system, non-null on a non-point-to-point + * interface. + * + * Therefore, we supply the address and netmask only + * if "ifa_addr" is non-null (if there's no address, + * there's obviously no netmask), and supply the + * broadcast and destination addresses if the appropriate + * flag is set *and* the appropriate "ifa_" entry doesn't + * evaluate to a null pointer. + */ + if (ifa->ifa_addr != NULL) { + addr = ifa->ifa_addr; + addr_size = SA_LEN(addr); + netmask = ifa->ifa_netmask; + } else { + addr = NULL; + addr_size = 0; + netmask = NULL; + } + if (ifa->ifa_flags & IFF_BROADCAST && + ifa->ifa_broadaddr != NULL) { + broadaddr = ifa->ifa_broadaddr; + broadaddr_size = SA_LEN(broadaddr); + } else { + broadaddr = NULL; + broadaddr_size = 0; + } + if (ifa->ifa_flags & IFF_POINTOPOINT && + ifa->ifa_dstaddr != NULL) { + dstaddr = ifa->ifa_dstaddr; + dstaddr_size = SA_LEN(ifa->ifa_dstaddr); + } else { + dstaddr = NULL; + dstaddr_size = 0; + } + + /* + * Add information for this address to the list. + */ + if (add_addr_to_iflist(&devlist, ifa->ifa_name, + ifa->ifa_flags, addr, addr_size, netmask, addr_size, + broadaddr, broadaddr_size, dstaddr, dstaddr_size, + errbuf) < 0) { + ret = -1; + break; + } + } + + freeifaddrs(ifap); + + if (ret != -1) { + /* + * We haven't had any errors yet; do any platform-specific + * operations to add devices. + */ + if (pcap_platform_finddevs(&devlist, errbuf) < 0) + ret = -1; + } + + if (ret == -1) { + /* + * We had an error; free the list we've been constructing. + */ + if (devlist != NULL) { + pcap_freealldevs(devlist); + devlist = NULL; + } + } + + *alldevsp = devlist; + return (ret); +} diff --git a/contrib/libpcap/fad-gifc.c b/contrib/libpcap/fad-gifc.c new file mode 100644 index 0000000..0214d59 --- /dev/null +++ b/contrib/libpcap/fad-gifc.c @@ -0,0 +1,502 @@ +/* -*- Mode: c; tab-width: 8; indent-tabs-mode: 1; c-basic-offset: 8; -*- */ +/* + * Copyright (c) 1994, 1995, 1996, 1997, 1998 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the Computer Systems + * Engineering Group at Lawrence Berkeley Laboratory. + * 4. Neither the name of the University nor of the Laboratory may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef lint +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/libpcap/fad-gifc.c,v 1.4.2.1 2003/11/15 23:26:39 guy Exp $ (LBL)"; +#endif + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <sys/param.h> +#include <sys/file.h> +#include <sys/ioctl.h> +#include <sys/socket.h> +#ifdef HAVE_SYS_SOCKIO_H +#include <sys/sockio.h> +#endif +#include <sys/time.h> /* concession to AIX */ + +struct mbuf; /* Squelch compiler warnings on some platforms for */ +struct rtentry; /* declarations in <net/if.h> */ +#include <net/if.h> +#include <netinet/in.h> + +#include <ctype.h> +#include <errno.h> +#include <memory.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + +#include "pcap-int.h" + +#ifdef HAVE_OS_PROTO_H +#include "os-proto.h" +#endif + +/* + * This is fun. + * + * In older BSD systems, socket addresses were fixed-length, and + * "sizeof (struct sockaddr)" gave the size of the structure. + * All addresses fit within a "struct sockaddr". + * + * In newer BSD systems, the socket address is variable-length, and + * there's an "sa_len" field giving the length of the structure; + * this allows socket addresses to be longer than 2 bytes of family + * and 14 bytes of data. + * + * Some commercial UNIXes use the old BSD scheme, some use the RFC 2553 + * variant of the old BSD scheme (with "struct sockaddr_storage" rather + * than "struct sockaddr"), and some use the new BSD scheme. + * + * Some versions of GNU libc use neither scheme, but has an "SA_LEN()" + * macro that determines the size based on the address family. Other + * versions don't have "SA_LEN()" (as it was in drafts of RFC 2553 + * but not in the final version). + * + * We assume that a UNIX that doesn't have "getifaddrs()" and doesn't have + * SIOCGLIFCONF, but has SIOCGIFCONF, uses "struct sockaddr" for the + * address in an entry returned by SIOCGIFCONF. + */ +#ifndef SA_LEN +#ifdef HAVE_SOCKADDR_SA_LEN +#define SA_LEN(addr) ((addr)->sa_len) +#else /* HAVE_SOCKADDR_SA_LEN */ +#define SA_LEN(addr) (sizeof (struct sockaddr)) +#endif /* HAVE_SOCKADDR_SA_LEN */ +#endif /* SA_LEN */ + +#ifdef HAVE_PROC_NET_DEV +/* + * Get from "/proc/net/dev" all interfaces listed there; if they're + * already in the list of interfaces we have, that won't add another + * instance, but if they're not, that'll add them. + * + * We don't bother getting any addresses for them; it appears you can't + * use SIOCGIFADDR on Linux to get IPv6 addresses for interfaces, and, + * although some other types of addresses can be fetched with SIOCGIFADDR, + * we don't bother with them for now. + * + * We also don't fail if we couldn't open "/proc/net/dev"; we just leave + * the list of interfaces as is. + */ +static int +scan_proc_net_dev(pcap_if_t **devlistp, int fd, char *errbuf) +{ + FILE *proc_net_f; + char linebuf[512]; + int linenum; + unsigned char *p; + char name[512]; /* XXX - pick a size */ + char *q, *saveq; + struct ifreq ifrflags; + int ret = 0; + + proc_net_f = fopen("/proc/net/dev", "r"); + if (proc_net_f == NULL) + return (0); + + for (linenum = 1; + fgets(linebuf, sizeof linebuf, proc_net_f) != NULL; linenum++) { + /* + * Skip the first two lines - they're headers. + */ + if (linenum <= 2) + continue; + + p = &linebuf[0]; + + /* + * Skip leading white space. + */ + while (*p != '\0' && isspace(*p)) + p++; + if (*p == '\0' || *p == '\n') + continue; /* blank line */ + + /* + * Get the interface name. + */ + q = &name[0]; + while (*p != '\0' && !isspace(*p)) { + if (*p == ':') { + /* + * This could be the separator between a + * name and an alias number, or it could be + * the separator between a name with no + * alias number and the next field. + * + * If there's a colon after digits, it + * separates the name and the alias number, + * otherwise it separates the name and the + * next field. + */ + saveq = q; + while (isdigit(*p)) + *q++ = *p++; + if (*p != ':') { + /* + * That was the next field, + * not the alias number. + */ + q = saveq; + } + break; + } else + *q++ = *p++; + } + *q = '\0'; + + /* + * Get the flags for this interface, and skip it if + * it's not up. + */ + strncpy(ifrflags.ifr_name, name, sizeof(ifrflags.ifr_name)); + if (ioctl(fd, SIOCGIFFLAGS, (char *)&ifrflags) < 0) { + if (errno == ENXIO) + continue; + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, + "SIOCGIFFLAGS: %.*s: %s", + (int)sizeof(ifrflags.ifr_name), + ifrflags.ifr_name, + pcap_strerror(errno)); + ret = -1; + break; + } + if (!(ifrflags.ifr_flags & IFF_UP)) + continue; + + /* + * Add an entry for this interface, with no addresses. + */ + if (pcap_add_if(devlistp, name, ifrflags.ifr_flags, NULL, + errbuf) == -1) { + /* + * Failure. + */ + ret = -1; + break; + } + } + if (ret != -1) { + /* + * Well, we didn't fail for any other reason; did we + * fail due to an error reading the file? + */ + if (ferror(proc_net_f)) { + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, + "Error reading /proc/net/dev: %s", + pcap_strerror(errno)); + ret = -1; + } + } + + (void)fclose(proc_net_f); + return (ret); +} +#endif /* HAVE_PROC_NET_DEV */ + +/* + * Get a list of all interfaces that are up and that we can open. + * Returns -1 on error, 0 otherwise. + * The list, as returned through "alldevsp", may be null if no interfaces + * were up and could be opened. + * + * This is the implementation used on platforms that have SIOCGIFCONF but + * don't have any other mechanism for getting a list of interfaces. + * + * XXX - or platforms that have other, better mechanisms but for which + * we don't yet have code to use that mechanism; I think there's a better + * way on Linux, for example. + */ +int +pcap_findalldevs(pcap_if_t **alldevsp, char *errbuf) +{ + pcap_if_t *devlist = NULL; + register int fd; + register struct ifreq *ifrp, *ifend, *ifnext; + int n; + struct ifconf ifc; + char *buf = NULL; + unsigned buf_size; + struct ifreq ifrflags, ifrnetmask, ifrbroadaddr, ifrdstaddr; + struct sockaddr *netmask, *broadaddr, *dstaddr; + size_t netmask_size, broadaddr_size, dstaddr_size; + int ret = 0; + + /* + * Create a socket from which to fetch the list of interfaces. + */ + fd = socket(AF_INET, SOCK_DGRAM, 0); + if (fd < 0) { + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, + "socket: %s", pcap_strerror(errno)); + return (-1); + } + + /* + * Start with an 8K buffer, and keep growing the buffer until + * we get the entire interface list or fail to get it for some + * reason other than EINVAL (which is presumed here to mean + * "buffer is too small"). + */ + buf_size = 8192; + for (;;) { + buf = malloc(buf_size); + if (buf == NULL) { + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, + "malloc: %s", pcap_strerror(errno)); + (void)close(fd); + return (-1); + } + + ifc.ifc_len = buf_size; + ifc.ifc_buf = buf; + memset(buf, 0, buf_size); + if (ioctl(fd, SIOCGIFCONF, (char *)&ifc) < 0 + && errno != EINVAL) { + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, + "SIOCGIFCONF: %s", pcap_strerror(errno)); + (void)close(fd); + free(buf); + return (-1); + } + if (ifc.ifc_len < buf_size) + break; + free(buf); + buf_size *= 2; + } + + ifrp = (struct ifreq *)buf; + ifend = (struct ifreq *)(buf + ifc.ifc_len); + + for (; ifrp < ifend; ifrp = ifnext) { + /* + * XXX - what if this isn't an IPv4 address? Can + * we still get the netmask, etc. with ioctls on + * an IPv4 socket? + * + * The answer is probably platform-dependent, and + * if the answer is "no" on more than one platform, + * the way you work around it is probably platform- + * dependent as well. + */ + n = SA_LEN(&ifrp->ifr_addr) + sizeof(ifrp->ifr_name); + if (n < sizeof(*ifrp)) + ifnext = ifrp + 1; + else + ifnext = (struct ifreq *)((char *)ifrp + n); + + /* + * Get the flags for this interface, and skip it if it's + * not up. + */ + strncpy(ifrflags.ifr_name, ifrp->ifr_name, + sizeof(ifrflags.ifr_name)); + if (ioctl(fd, SIOCGIFFLAGS, (char *)&ifrflags) < 0) { + if (errno == ENXIO) + continue; + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, + "SIOCGIFFLAGS: %.*s: %s", + (int)sizeof(ifrflags.ifr_name), + ifrflags.ifr_name, + pcap_strerror(errno)); + ret = -1; + break; + } + if (!(ifrflags.ifr_flags & IFF_UP)) + continue; + + /* + * Get the netmask for this address on this interface. + */ + strncpy(ifrnetmask.ifr_name, ifrp->ifr_name, + sizeof(ifrnetmask.ifr_name)); + memcpy(&ifrnetmask.ifr_addr, &ifrp->ifr_addr, + sizeof(ifrnetmask.ifr_addr)); + if (ioctl(fd, SIOCGIFNETMASK, (char *)&ifrnetmask) < 0) { + if (errno == EADDRNOTAVAIL) { + /* + * Not available. + */ + netmask = NULL; + netmask_size = 0; + } else { + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, + "SIOCGIFNETMASK: %.*s: %s", + (int)sizeof(ifrnetmask.ifr_name), + ifrnetmask.ifr_name, + pcap_strerror(errno)); + ret = -1; + break; + } + } else { + netmask = &ifrnetmask.ifr_addr; + netmask_size = SA_LEN(netmask); + } + + /* + * Get the broadcast address for this address on this + * interface (if any). + */ + if (ifrflags.ifr_flags & IFF_BROADCAST) { + strncpy(ifrbroadaddr.ifr_name, ifrp->ifr_name, + sizeof(ifrbroadaddr.ifr_name)); + memcpy(&ifrbroadaddr.ifr_addr, &ifrp->ifr_addr, + sizeof(ifrbroadaddr.ifr_addr)); + if (ioctl(fd, SIOCGIFBRDADDR, + (char *)&ifrbroadaddr) < 0) { + if (errno == EADDRNOTAVAIL) { + /* + * Not available. + */ + broadaddr = NULL; + broadaddr_size = 0; + } else { + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, + "SIOCGIFBRDADDR: %.*s: %s", + (int)sizeof(ifrbroadaddr.ifr_name), + ifrbroadaddr.ifr_name, + pcap_strerror(errno)); + ret = -1; + break; + } + } else { + broadaddr = &ifrbroadaddr.ifr_broadaddr; + broadaddr_size = SA_LEN(broadaddr); + } + } else { + /* + * Not a broadcast interface, so no broadcast + * address. + */ + broadaddr = NULL; + broadaddr_size = 0; + } + + /* + * Get the destination address for this address on this + * interface (if any). + */ + if (ifrflags.ifr_flags & IFF_POINTOPOINT) { + strncpy(ifrdstaddr.ifr_name, ifrp->ifr_name, + sizeof(ifrdstaddr.ifr_name)); + memcpy(&ifrdstaddr.ifr_addr, &ifrp->ifr_addr, + sizeof(ifrdstaddr.ifr_addr)); + if (ioctl(fd, SIOCGIFDSTADDR, + (char *)&ifrdstaddr) < 0) { + if (errno == EADDRNOTAVAIL) { + /* + * Not available. + */ + dstaddr = NULL; + dstaddr_size = 0; + } else { + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, + "SIOCGIFDSTADDR: %.*s: %s", + (int)sizeof(ifrdstaddr.ifr_name), + ifrdstaddr.ifr_name, + pcap_strerror(errno)); + ret = -1; + break; + } + } else { + dstaddr = &ifrdstaddr.ifr_dstaddr; + dstaddr_size = SA_LEN(dstaddr); + } + } else { + /* + * Not a point-to-point interface, so no destination + * address. + */ + dstaddr = NULL; + dstaddr_size = 0; + } + + /* + * Add information for this address to the list. + */ + if (add_addr_to_iflist(&devlist, ifrp->ifr_name, + ifrflags.ifr_flags, &ifrp->ifr_addr, + SA_LEN(&ifrp->ifr_addr), netmask, netmask_size, + broadaddr, broadaddr_size, dstaddr, dstaddr_size, + errbuf) < 0) { + ret = -1; + break; + } + } + free(buf); + +#ifdef HAVE_PROC_NET_DEV + if (ret != -1) { + /* + * We haven't had any errors yet; now read "/proc/net/dev", + * and add to the list of interfaces all interfaces listed + * there that we don't already have, because, on Linux, + * SIOCGIFCONF reports only interfaces with IPv4 addresses, + * so you need to read "/proc/net/dev" to get the names of + * the rest of the interfaces. + */ + ret = scan_proc_net_dev(&devlist, fd, errbuf); + } +#endif + (void)close(fd); + + if (ret != -1) { + /* + * We haven't had any errors yet; do any platform-specific + * operations to add devices. + */ + if (pcap_platform_finddevs(&devlist, errbuf) < 0) + ret = -1; + } + + if (ret == -1) { + /* + * We had an error; free the list we've been constructing. + */ + if (devlist != NULL) { + pcap_freealldevs(devlist); + devlist = NULL; + } + } + + *alldevsp = devlist; + return (ret); +} diff --git a/contrib/libpcap/fad-glifc.c b/contrib/libpcap/fad-glifc.c new file mode 100644 index 0000000..d365ae1 --- /dev/null +++ b/contrib/libpcap/fad-glifc.c @@ -0,0 +1,325 @@ +/* -*- Mode: c; tab-width: 8; indent-tabs-mode: 1; c-basic-offset: 8; -*- */ +/* + * Copyright (c) 1994, 1995, 1996, 1997, 1998 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the Computer Systems + * Engineering Group at Lawrence Berkeley Laboratory. + * 4. Neither the name of the University nor of the Laboratory may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef lint +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/libpcap/fad-glifc.c,v 1.2.2.1 2003/11/15 23:26:39 guy Exp $ (LBL)"; +#endif + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <sys/param.h> +#include <sys/file.h> +#include <sys/ioctl.h> +#include <sys/socket.h> +#ifdef HAVE_SYS_SOCKIO_H +#include <sys/sockio.h> +#endif +#include <sys/time.h> /* concession to AIX */ + +struct mbuf; /* Squelch compiler warnings on some platforms for */ +struct rtentry; /* declarations in <net/if.h> */ +#include <net/if.h> +#include <netinet/in.h> + +#include <ctype.h> +#include <errno.h> +#include <memory.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + +#include "pcap-int.h" + +#ifdef HAVE_OS_PROTO_H +#include "os-proto.h" +#endif + +/* + * Get a list of all interfaces that are up and that we can open. + * Returns -1 on error, 0 otherwise. + * The list, as returned through "alldevsp", may be null if no interfaces + * were up and could be opened. + * + * This is the implementation used on platforms that have SIOCLGIFCONF + * but don't have "getifaddrs()". (Solaris 8 and later; we use + * SIOCLGIFCONF rather than SIOCGIFCONF in order to get IPv6 addresses.) + */ +int +pcap_findalldevs(pcap_if_t **alldevsp, char *errbuf) +{ + pcap_if_t *devlist = NULL; + register int fd4, fd6, fd; + register struct lifreq *ifrp, *ifend; + struct lifnum ifn; + struct lifconf ifc; + char *buf = NULL; + unsigned buf_size; + struct lifreq ifrflags, ifrnetmask, ifrbroadaddr, ifrdstaddr; + struct sockaddr *netmask, *broadaddr, *dstaddr; + int ret = 0; + + /* + * Create a socket from which to fetch the list of interfaces, + * and from which to fetch IPv4 information. + */ + fd4 = socket(AF_INET, SOCK_DGRAM, 0); + if (fd4 < 0) { + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, + "socket: %s", pcap_strerror(errno)); + return (-1); + } + + /* + * Create a socket from which to fetch IPv6 information. + */ + fd6 = socket(AF_INET6, SOCK_DGRAM, 0); + if (fd6 < 0) { + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, + "socket: %s", pcap_strerror(errno)); + (void)close(fd4); + return (-1); + } + + /* + * How many entries will SIOCGLIFCONF return? + */ + ifn.lifn_family = AF_UNSPEC; + ifn.lifn_flags = 0; + ifn.lifn_count = 0; + if (ioctl(fd4, SIOCGLIFNUM, (char *)&ifn) < 0) { + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, + "SIOCGLIFNUM: %s", pcap_strerror(errno)); + (void)close(fd6); + (void)close(fd4); + return (-1); + } + + /* + * Allocate a buffer for those entries. + */ + buf_size = ifn.lifn_count * sizeof (struct lifreq); + buf = malloc(buf_size); + if (buf == NULL) { + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, + "malloc: %s", pcap_strerror(errno)); + (void)close(fd6); + (void)close(fd4); + return (-1); + } + + /* + * Get the entries. + */ + ifc.lifc_len = buf_size; + ifc.lifc_buf = buf; + ifc.lifc_family = AF_UNSPEC; + ifc.lifc_flags = 0; + memset(buf, 0, buf_size); + if (ioctl(fd4, SIOCGLIFCONF, (char *)&ifc) < 0) { + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, + "SIOCGLIFCONF: %s", pcap_strerror(errno)); + (void)close(fd6); + (void)close(fd4); + free(buf); + return (-1); + } + + /* + * Loop over the entries. + */ + ifrp = (struct lifreq *)buf; + ifend = (struct lifreq *)(buf + ifc.lifc_len); + + for (; ifrp < ifend; ifrp++) { + /* + * IPv6 or not? + */ + if (((struct sockaddr *)&ifrp->lifr_addr)->sa_family == AF_INET6) + fd = fd6; + else + fd = fd4; + + /* + * Get the flags for this interface, and skip it if it's + * not up. + */ + strncpy(ifrflags.lifr_name, ifrp->lifr_name, + sizeof(ifrflags.lifr_name)); + if (ioctl(fd, SIOCGLIFFLAGS, (char *)&ifrflags) < 0) { + if (errno == ENXIO) + continue; + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, + "SIOCGLIFFLAGS: %.*s: %s", + (int)sizeof(ifrflags.lifr_name), + ifrflags.lifr_name, + pcap_strerror(errno)); + ret = -1; + break; + } + if (!(ifrflags.lifr_flags & IFF_UP)) + continue; + + /* + * Get the netmask for this address on this interface. + */ + strncpy(ifrnetmask.lifr_name, ifrp->lifr_name, + sizeof(ifrnetmask.lifr_name)); + memcpy(&ifrnetmask.lifr_addr, &ifrp->lifr_addr, + sizeof(ifrnetmask.lifr_addr)); + if (ioctl(fd, SIOCGLIFNETMASK, (char *)&ifrnetmask) < 0) { + if (errno == EADDRNOTAVAIL) { + /* + * Not available. + */ + netmask = NULL; + } else { + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, + "SIOCGLIFNETMASK: %.*s: %s", + (int)sizeof(ifrnetmask.lifr_name), + ifrnetmask.lifr_name, + pcap_strerror(errno)); + ret = -1; + break; + } + } else + netmask = (struct sockaddr *)&ifrnetmask.lifr_addr; + + /* + * Get the broadcast address for this address on this + * interface (if any). + */ + if (ifrflags.lifr_flags & IFF_BROADCAST) { + strncpy(ifrbroadaddr.lifr_name, ifrp->lifr_name, + sizeof(ifrbroadaddr.lifr_name)); + memcpy(&ifrbroadaddr.lifr_addr, &ifrp->lifr_addr, + sizeof(ifrbroadaddr.lifr_addr)); + if (ioctl(fd, SIOCGLIFBRDADDR, + (char *)&ifrbroadaddr) < 0) { + if (errno == EADDRNOTAVAIL) { + /* + * Not available. + */ + broadaddr = NULL; + } else { + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, + "SIOCGLIFBRDADDR: %.*s: %s", + (int)sizeof(ifrbroadaddr.lifr_name), + ifrbroadaddr.lifr_name, + pcap_strerror(errno)); + ret = -1; + break; + } + } else + broadaddr = (struct sockaddr *)&ifrbroadaddr.lifr_broadaddr; + } else { + /* + * Not a broadcast interface, so no broadcast + * address. + */ + broadaddr = NULL; + } + + /* + * Get the destination address for this address on this + * interface (if any). + */ + if (ifrflags.lifr_flags & IFF_POINTOPOINT) { + strncpy(ifrdstaddr.lifr_name, ifrp->lifr_name, + sizeof(ifrdstaddr.lifr_name)); + memcpy(&ifrdstaddr.lifr_addr, &ifrp->lifr_addr, + sizeof(ifrdstaddr.lifr_addr)); + if (ioctl(fd, SIOCGLIFDSTADDR, + (char *)&ifrdstaddr) < 0) { + if (errno == EADDRNOTAVAIL) { + /* + * Not available. + */ + dstaddr = NULL; + } else { + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, + "SIOCGLIFDSTADDR: %.*s: %s", + (int)sizeof(ifrdstaddr.lifr_name), + ifrdstaddr.lifr_name, + pcap_strerror(errno)); + ret = -1; + break; + } + } else + dstaddr = (struct sockaddr *)&ifrdstaddr.lifr_dstaddr; + } else + dstaddr = NULL; + + /* + * Add information for this address to the list. + */ + if (add_addr_to_iflist(&devlist, ifrp->lifr_name, + ifrflags.lifr_flags, (struct sockaddr *)&ifrp->lifr_addr, + sizeof (struct sockaddr_storage), + netmask, sizeof (struct sockaddr_storage), + broadaddr, sizeof (struct sockaddr_storage), + dstaddr, sizeof (struct sockaddr_storage), errbuf) < 0) { + ret = -1; + break; + } + } + free(buf); + (void)close(fd6); + (void)close(fd4); + + if (ret != -1) { + /* + * We haven't had any errors yet; do any platform-specific + * operations to add devices. + */ + if (pcap_platform_finddevs(&devlist, errbuf) < 0) + ret = -1; + } + + if (ret == -1) { + /* + * We had an error; free the list we've been constructing. + */ + if (devlist != NULL) { + pcap_freealldevs(devlist); + devlist = NULL; + } + } + + *alldevsp = devlist; + return (ret); +} diff --git a/contrib/libpcap/fad-null.c b/contrib/libpcap/fad-null.c new file mode 100644 index 0000000..be1a0ed --- /dev/null +++ b/contrib/libpcap/fad-null.c @@ -0,0 +1,65 @@ +/* -*- Mode: c; tab-width: 8; indent-tabs-mode: 1; c-basic-offset: 8; -*- */ +/* + * Copyright (c) 1994, 1995, 1996, 1997, 1998 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the Computer Systems + * Engineering Group at Lawrence Berkeley Laboratory. + * 4. Neither the name of the University nor of the Laboratory may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef lint +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/libpcap/fad-null.c,v 1.1.2.1 2003/11/15 23:26:39 guy Exp $ (LBL)"; +#endif + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <pcap.h> + +/* + * Get a list of all interfaces that are up and that we can open. + * Returns -1 on error, 0 otherwise. + * The list, as returned through "alldevsp", may be null if no interfaces + * were up and could be opened. + * + * This is the implementation used on platforms that have no support for + * packet capture. + */ +int +pcap_findalldevs(pcap_if_t **alldevsp, char *errbuf) +{ + /* + * Succeed, but don't return any interfaces; we return only those + * we can open, and we can't open any if there's no support + * for packet capture. + */ + *alldevsp = NULL; + return (0); +} diff --git a/contrib/libpcap/fad-win32.c b/contrib/libpcap/fad-win32.c new file mode 100644 index 0000000..cc2ce5a --- /dev/null +++ b/contrib/libpcap/fad-win32.c @@ -0,0 +1,291 @@ +/* + * Copyright (c) 2002 - 2003 + * NetGroup, Politecnico di Torino (Italy) + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the Politecnico di Torino nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + */ + +#ifndef lint +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/libpcap/fad-win32.c,v 1.7.2.1 2003/11/15 23:26:40 guy Exp $ (LBL)"; +#endif + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <pcap.h> +#include <pcap-int.h> +#include <packet32.h> + +#include <errno.h> + +/* + * Add an entry to the list of addresses for an interface. + * "curdev" is the entry for that interface. + */ +static int +add_addr_to_list(pcap_if_t *curdev, struct sockaddr *addr, + struct sockaddr *netmask, struct sockaddr *broadaddr, + struct sockaddr *dstaddr, char *errbuf) +{ + pcap_addr_t *curaddr, *prevaddr, *nextaddr; + + /* + * Allocate the new entry and fill it in. + */ + curaddr = (pcap_addr_t*)malloc(sizeof(pcap_addr_t)); + if (curaddr == NULL) { + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, + "malloc: %s", pcap_strerror(errno)); + return (-1); + } + + curaddr->next = NULL; + if (addr != NULL) { + curaddr->addr = (struct sockaddr*)dup_sockaddr(addr, sizeof(struct sockaddr_storage)); + if (curaddr->addr == NULL) { + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, + "malloc: %s", pcap_strerror(errno)); + free(curaddr); + return (-1); + } + } else + curaddr->addr = NULL; + + if (netmask != NULL) { + curaddr->netmask = (struct sockaddr*)dup_sockaddr(netmask, sizeof(struct sockaddr_storage)); + if (curaddr->netmask == NULL) { + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, + "malloc: %s", pcap_strerror(errno)); + free(curaddr); + return (-1); + } + } else + curaddr->netmask = NULL; + + if (broadaddr != NULL) { + curaddr->broadaddr = (struct sockaddr*)dup_sockaddr(broadaddr, sizeof(struct sockaddr_storage)); + if (curaddr->broadaddr == NULL) { + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, + "malloc: %s", pcap_strerror(errno)); + free(curaddr); + return (-1); + } + } else + curaddr->broadaddr = NULL; + + if (dstaddr != NULL) { + curaddr->dstaddr = (struct sockaddr*)dup_sockaddr(dstaddr, sizeof(struct sockaddr_storage)); + if (curaddr->dstaddr == NULL) { + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, + "malloc: %s", pcap_strerror(errno)); + free(curaddr); + return (-1); + } + } else + curaddr->dstaddr = NULL; + + /* + * Find the end of the list of addresses. + */ + for (prevaddr = curdev->addresses; prevaddr != NULL; prevaddr = nextaddr) { + nextaddr = prevaddr->next; + if (nextaddr == NULL) { + /* + * This is the end of the list. + */ + break; + } + } + + if (prevaddr == NULL) { + /* + * The list was empty; this is the first member. + */ + curdev->addresses = curaddr; + } else { + /* + * "prevaddr" is the last member of the list; append + * this member to it. + */ + prevaddr->next = curaddr; + } + + return (0); +} + + +static int +pcap_add_if_win32(pcap_if_t **devlist, char *name, const char *desc, + char *errbuf) +{ + pcap_if_t *curdev; + npf_if_addr if_addrs[MAX_NETWORK_ADDRESSES]; + LONG if_addr_size; + int res = 0; + + if_addr_size = MAX_NETWORK_ADDRESSES; + + /* + * Add an entry for this interface, with no addresses. + */ + if (add_or_find_if(&curdev, devlist, (char *)name, 0, (char *)desc, + errbuf) == -1) { + /* + * Failure. + */ + return (-1); + } + + /* + * Get the list of addresses for the interface. + */ + if (!PacketGetNetInfoEx((void *)name, if_addrs, &if_addr_size)) { + /* + * Failure. + * + * We don't return an error, because this can happen with + * NdisWan interfaces, and we want to supply them even + * if we can't supply their addresses. + * + * We return an entry with an empty address list. + */ + return (0); + } + + /* + * Now add the addresses. + */ + while (if_addr_size-- > 0) { + /* + * "curdev" is an entry for this interface; add an entry for + * this address to its list of addresses. + */ + if(curdev == NULL) + break; + res = add_addr_to_list(curdev, + (struct sockaddr *)&if_addrs[if_addr_size].IPAddress, + (struct sockaddr *)&if_addrs[if_addr_size].SubnetMask, + (struct sockaddr *)&if_addrs[if_addr_size].Broadcast, + NULL, + errbuf); + if (res == -1) { + /* + * Failure. + */ + break; + } + } + + return (res); +} + + +/* + * Get a list of all interfaces that are up and that we can open. + * Returns -1 on error, 0 otherwise. + * The list, as returned through "alldevsp", may be null if no interfaces + * were up and could be opened. + * + * Win32 implementation, based on WinPcap + */ +int +pcap_findalldevs(pcap_if_t **alldevsp, char *errbuf) +{ + pcap_if_t *devlist = NULL; + int ret = 0; + const char *desc; + char AdaptersName[8192]; + ULONG NameLength = 8192; + char *name; + + if (!PacketGetAdapterNames(AdaptersName, &NameLength)) { + snprintf(errbuf, PCAP_ERRBUF_SIZE, + "PacketGetAdapterNames: %s", + pcap_win32strerror()); + return (-1); + } + + /* + * "PacketGetAdapterNames()" returned a list of + * null-terminated ASCII interface name strings, + * terminated by a null string, followed by a list + * of null-terminated ASCII interface description + * strings, terminated by a null string. + * This means there are two ASCII nulls at the end + * of the first list. + * + * Find the end of the first list; that's the + * beginning of the second list. + */ + desc = &AdaptersName[0]; + while (*desc != '\0' || *(desc + 1) != '\0') + desc++; + + /* + * Found it - "desc" points to the first of the two + * nulls at the end of the list of names, so the + * first byte of the list of descriptions is two bytes + * after it. + */ + desc += 2; + + /* + * Loop over the elements in the first list. + */ + name = &AdaptersName[0]; + while (*name != '\0') { + /* + * Add an entry for this interface. + */ + if (pcap_add_if_win32(&devlist, name, desc, + errbuf) == -1) { + /* + * Failure. + */ + ret = -1; + break; + } + name += strlen(name) + 1; + desc += strlen(desc) + 1; + } + + if (ret == -1) { + /* + * We had an error; free the list we've been constructing. + */ + if (devlist != NULL) { + pcap_freealldevs(devlist); + devlist = NULL; + } + } + + *alldevsp = devlist; + return (ret); +} diff --git a/contrib/libpcap/gencode.c b/contrib/libpcap/gencode.c index f3e8e47..33f5a50f 100644 --- a/contrib/libpcap/gencode.c +++ b/contrib/libpcap/gencode.c @@ -20,27 +20,39 @@ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. */ #ifndef lint -static const char rcsid[] = - "@(#) $Header: /tcpdump/master/libpcap/gencode.c,v 1.160 2001/11/30 07:25:48 guy Exp $ (LBL)"; +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/libpcap/gencode.c,v 1.193.2.8 2004/03/29 20:53:47 guy Exp $ (LBL)"; #endif #ifdef HAVE_CONFIG_H #include "config.h" #endif +#ifdef WIN32 +#include <pcap-stdinc.h> +#else /* WIN32 */ #include <sys/types.h> #include <sys/socket.h> #include <sys/time.h> +#endif /* WIN32 */ + +/* + * XXX - why was this included even on UNIX? + */ +#ifdef __MINGW32__ +#include "IP6_misc.h" +#endif + +#ifndef WIN32 + #ifdef __NetBSD__ #include <sys/param.h> #endif -struct mbuf; -struct rtentry; -#include <net/if.h> - #include <netinet/in.h> +#endif /* WIN32 */ + #include <stdlib.h> #include <string.h> #include <memory.h> @@ -53,14 +65,21 @@ struct rtentry; #include "nlpid.h" #include "llc.h" #include "gencode.h" +#include "atmuni31.h" +#include "sunatmpos.h" #include "ppp.h" #include "sll.h" #include "arcnet.h" -#include <pcap-namedb.h> +#include "pf.h" +#ifndef offsetof +#define offsetof(s, e) ((size_t)&((s *)0)->e) +#endif #ifdef INET6 -#include <netdb.h> -#include <sys/socket.h> +#ifndef WIN32 +#include <netdb.h> /* for "struct addrinfo" */ +#endif /* WIN32 */ #endif /*INET6*/ +#include <pcap-namedb.h> #define ETHERMTU 1500 @@ -79,7 +98,7 @@ static jmp_buf top_ctx; static pcap_t *bpf_pcap; /* Hack for updating VLAN offsets. */ -static u_int orig_linktype = -1, orig_nl = -1; +static u_int orig_linktype = -1, orig_nl = -1, orig_nl_nosnap = -1; /* XXX */ #ifdef PCAP_FDDIPAD @@ -140,11 +159,15 @@ static struct block *gen_cmp(u_int, u_int, bpf_int32); static struct block *gen_cmp_gt(u_int, u_int, bpf_int32); static struct block *gen_mcmp(u_int, u_int, bpf_int32, bpf_u_int32); static struct block *gen_bcmp(u_int, u_int, const u_char *); +static struct block *gen_ncmp(bpf_u_int32, bpf_u_int32, bpf_u_int32, + bpf_u_int32, bpf_u_int32, int); static struct block *gen_uncond(int); static inline struct block *gen_true(void); static inline struct block *gen_false(void); +static struct block *gen_ether_linktype(int); static struct block *gen_linktype(int); static struct block *gen_snap(bpf_u_int32, bpf_u_int32, u_int); +static struct block *gen_llc(int); static struct block *gen_hostop(bpf_u_int32, bpf_u_int32, int, int, u_int, u_int); #ifdef INET6 static struct block *gen_hostop6(struct in6_addr *, struct in6_addr *, int, int, u_int, u_int); @@ -153,6 +176,8 @@ static struct block *gen_ahostop(const u_char *, int); static struct block *gen_ehostop(const u_char *, int); static struct block *gen_fhostop(const u_char *, int); static struct block *gen_thostop(const u_char *, int); +static struct block *gen_wlanhostop(const u_char *, int); +static struct block *gen_ipfchostop(const u_char *, int); static struct block *gen_dnhostop(bpf_u_int32, int, u_int); static struct block *gen_host(bpf_u_int32, bpf_u_int32, int, int); #ifdef INET6 @@ -177,14 +202,18 @@ static struct block *gen_protochain(int, int, int); static struct block *gen_proto(int, int, int); static struct slist *xfer_to_x(struct arth *); static struct slist *xfer_to_a(struct arth *); +static struct block *gen_mac_multicast(int); static struct block *gen_len(int, int); +static struct block *gen_msg_abbrev(int type); + static void * newchunk(n) u_int n; { struct chunk *cp; - int k, size; + int k; + size_t size; #ifndef __NetBSD__ /* XXX Round up to nearest long. */ @@ -201,6 +230,8 @@ newchunk(n) bpf_error("out of memory"); size = CHUNK0SIZE << k; cp->m = (void *)malloc(size); + if (cp->m == NULL) + bpf_error("out of memory"); memset((char *)cp->m, 0, size); cp->n_left = size; if (n > size) @@ -300,7 +331,7 @@ pcap_compile(pcap_t *p, struct bpf_program *program, } netmask = mask; - + snaplen = pcap_snapshot(p); if (snaplen == 0) { snprintf(p->errbuf, PCAP_ERRBUF_SIZE, @@ -539,13 +570,111 @@ gen_bcmp(offset, size, v) return b; } +static struct block * +gen_ncmp(datasize, offset, mask, jtype, jvalue, reverse) + bpf_u_int32 datasize, offset, mask, jtype, jvalue; + int reverse; +{ + struct slist *s; + struct block *b; + + s = new_stmt(BPF_LD|datasize|BPF_ABS); + s->s.k = offset; + + if (mask != 0xffffffff) { + s->next = new_stmt(BPF_ALU|BPF_AND|BPF_K); + s->next->s.k = mask; + } + + b = new_block(JMP(jtype)); + b->stmts = s; + b->s.k = jvalue; + if (reverse && (jtype == BPF_JGT || jtype == BPF_JGE)) + gen_not(b); + return b; +} + /* * Various code constructs need to know the layout of the data link - * layer. These variables give the necessary offsets. off_linktype - * is set to -1 for no encapsulation, in which case, IP is assumed. + * layer. These variables give the necessary offsets. + */ + +/* + * This is the offset of the beginning of the MAC-layer header. + * It's usually 0, except for ATM LANE. + */ +static u_int off_mac; + +/* + * "off_linktype" is the offset to information in the link-layer header + * giving the packet type. + * + * For Ethernet, it's the offset of the Ethernet type field. + * + * For link-layer types that always use 802.2 headers, it's the + * offset of the LLC header. + * + * For PPP, it's the offset of the PPP type field. + * + * For Cisco HDLC, it's the offset of the CHDLC type field. + * + * For BSD loopback, it's the offset of the AF_ value. + * + * For Linux cooked sockets, it's the offset of the type field. + * + * It's set to -1 for no encapsulation, in which case, IP is assumed. */ static u_int off_linktype; + +/* + * TRUE if the link layer includes an ATM pseudo-header. + */ +static int is_atm = 0; + +/* + * TRUE if "lane" appeared in the filter; it causes us to generate + * code that assumes LANE rather than LLC-encapsulated traffic in SunATM. + */ +static int is_lane = 0; + +/* + * These are offsets for the ATM pseudo-header. + */ +static u_int off_vpi; +static u_int off_vci; +static u_int off_proto; + +/* + * This is the offset of the first byte after the ATM pseudo_header, + * or -1 if there is no ATM pseudo-header. + */ +static u_int off_payload; + +/* + * These are offsets to the beginning of the network-layer header. + * + * If the link layer never uses 802.2 LLC: + * + * "off_nl" and "off_nl_nosnap" are the same. + * + * If the link layer always uses 802.2 LLC: + * + * "off_nl" is the offset if there's a SNAP header following + * the 802.2 header; + * + * "off_nl_nosnap" is the offset if there's no SNAP header. + * + * If the link layer is Ethernet: + * + * "off_nl" is the offset if the packet is an Ethernet II packet + * (we assume no 802.3+802.2+SNAP); + * + * "off_nl_nosnap" is the offset if the packet is an 802.3 packet + * with an 802.2 header following it. + */ static u_int off_nl; +static u_int off_nl_nosnap; + static int linktype; static void @@ -554,24 +683,39 @@ init_linktype(type) { linktype = type; + /* + * Assume it's not raw ATM with a pseudo-header, for now. + */ + off_mac = 0; + is_atm = 0; + is_lane = 0; + off_vpi = -1; + off_vci = -1; + off_proto = -1; + off_payload = -1; + orig_linktype = -1; orig_nl = -1; + orig_nl_nosnap = -1; switch (type) { case DLT_ARCNET: off_linktype = 2; - off_nl = 6; /* XXX in reality, variable! */ + off_nl = 6; /* XXX in reality, variable! */ + off_nl_nosnap = 6; /* no 802.2 LLC */ return; - case DLT_IEEE802_11: - off_linktype = 30; /* XXX variable */ - off_nl = 32; + case DLT_ARCNET_LINUX: + off_linktype = 4; + off_nl = 8; /* XXX in reality, variable! */ + off_nl_nosnap = 8; /* no 802.2 LLC */ return; case DLT_EN10MB: off_linktype = 12; - off_nl = 14; + off_nl = 14; /* Ethernet II */ + off_nl_nosnap = 17; /* 802.3+802.2 */ return; case DLT_SLIP: @@ -581,6 +725,7 @@ init_linktype(type) */ off_linktype = -1; off_nl = 16; + off_nl_nosnap = 16; /* no 802.2 LLC */ return; case DLT_SLIP_BSDOS: @@ -588,12 +733,20 @@ init_linktype(type) off_linktype = -1; /* XXX end */ off_nl = 24; + off_nl_nosnap = 24; /* no 802.2 LLC */ return; case DLT_NULL: case DLT_LOOP: off_linktype = 0; off_nl = 4; + off_nl_nosnap = 4; /* no 802.2 LLC */ + return; + + case DLT_ENC: + off_linktype = 0; + off_nl = 12; + off_nl_nosnap = 12; /* no 802.2 LLC */ return; case DLT_PPP: @@ -601,6 +754,7 @@ init_linktype(type) case DLT_PPP_SERIAL: /* NetBSD sync/async serial PPP */ off_linktype = 2; off_nl = 4; + off_nl_nosnap = 4; /* no 802.2 LLC */ return; case DLT_PPP_ETHER: @@ -610,11 +764,13 @@ init_linktype(type) */ off_linktype = 6; off_nl = 8; + off_nl_nosnap = 8; /* no 802.2 LLC */ return; case DLT_PPP_BSDOS: off_linktype = 5; off_nl = 24; + off_nl_nosnap = 24; /* no 802.2 LLC */ return; case DLT_FDDI: @@ -630,9 +786,11 @@ init_linktype(type) #ifdef PCAP_FDDIPAD off_linktype += pcap_fddipad; #endif - off_nl = 21; + off_nl = 21; /* FDDI+802.2+SNAP */ + off_nl_nosnap = 16; /* FDDI+802.2 */ #ifdef PCAP_FDDIPAD off_nl += pcap_fddipad; + off_nl_nosnap += pcap_fddipad; #endif return; @@ -661,10 +819,10 @@ init_linktype(type) * 8 - figure out which byte that is). */ off_linktype = 14; - off_nl = 22; + off_nl = 22; /* Token Ring+802.2+SNAP */ + off_nl_nosnap = 17; /* Token Ring+802.2 */ return; -#ifdef notdef case DLT_IEEE802_11: /* * 802.11 doesn't really have a link-level type field. @@ -676,12 +834,14 @@ init_linktype(type) * * XXX - the header is actually variable-length. We * assume a 24-byte link-layer header, as appears in - * data frames in networks with no bridges. + * data frames in networks with no bridges. If the + * fromds and tods 802.11 header bits are both set, + * it's actually supposed to be 30 bytes. */ off_linktype = 24; - off_nl = 30; + off_nl = 32; /* 802.11+802.2+SNAP */ + off_nl_nosnap = 27; /* 802.11+802.2 */ return; -#endif case DLT_PRISM_HEADER: /* @@ -695,31 +855,90 @@ init_linktype(type) * the Prism header is fixed-length. */ off_linktype = 144+24; - off_nl = 144+30; + off_nl = 144+32; /* Prism+802.11+802.2+SNAP */ + off_nl_nosnap = 144+27; /* Prism+802.11+802.2 */ + return; + + case DLT_IEEE802_11_RADIO_AVS: + /* + * Same as 802.11, but with an additional header before + * the 802.11 header, containing a bunch of additional + * information including radio-level information. + * + * The header is 64 bytes long, at least in its + * current incarnation. + * + * XXX - same variable-length header problem, only + * more so; this header is also variable-length, + * with the length being the 32-bit big-endian + * number at an offset of 4 from the beginning + * of the radio header. + */ + off_linktype = 64+24; + off_nl = 64+32; /* Radio+802.11+802.2+SNAP */ + off_nl_nosnap = 64+27; /* Radio+802.11+802.2 */ + return; + + case DLT_IEEE802_11_RADIO: + /* + * Same as 802.11, but with an additional header before + * the 802.11 header, containing a bunch of additional + * information including radio-level information. + * + * XXX - same variable-length header problem, only + * even *more* so; this header is also variable-length, + * with the length being the 16-bit number at an offset + * of 2 from the beginning of the radio header, and it's + * device-dependent (different devices might supply + * different amounts of information), so we can't even + * assume a fixed length for the current version of the + * header. + * + * Therefore, currently, only raw "link[N:M]" filtering is + * supported. + */ + off_linktype = -1; + off_nl = -1; + off_nl_nosnap = -1; return; case DLT_ATM_RFC1483: + case DLT_ATM_CLIP: /* Linux ATM defines this */ /* * assume routed, non-ISO PDUs * (i.e., LLC = 0xAA-AA-03, OUT = 0x00-00-00) */ - off_linktype = 6; - off_nl = 8; + off_linktype = 0; + off_nl = 8; /* 802.2+SNAP */ + off_nl_nosnap = 3; /* 802.2 */ + return; + + case DLT_SUNATM: + /* + * Full Frontal ATM; you get AALn PDUs with an ATM + * pseudo-header. + */ + is_atm = 1; + off_vpi = SUNATM_VPI_POS; + off_vci = SUNATM_VCI_POS; + off_proto = PROTO_POS; + off_mac = -1; /* LLC-encapsulated, so no MAC-layer header */ + off_payload = SUNATM_PKT_BEGIN_POS; + off_linktype = off_payload; + off_nl = off_payload+8; /* 802.2+SNAP */ + off_nl_nosnap = off_payload+3; /* 802.2 */ return; case DLT_RAW: off_linktype = -1; off_nl = 0; - return; - - case DLT_ATM_CLIP: /* Linux ATM defines this */ - off_linktype = 6; - off_nl = 8; + off_nl_nosnap = 0; /* no 802.2 LLC */ return; case DLT_LINUX_SLL: /* fake header for Linux cooked socket */ off_linktype = 14; off_nl = 16; + off_nl_nosnap = 16; /* no 802.2 LLC */ return; case DLT_LTALK: @@ -730,7 +949,64 @@ init_linktype(type) */ off_linktype = -1; off_nl = 0; + off_nl_nosnap = 0; /* no 802.2 LLC */ + return; + + case DLT_IP_OVER_FC: + /* + * RFC 2625 IP-over-Fibre-Channel doesn't really have a + * link-level type field. We set "off_linktype" to the + * offset of the LLC header. + * + * To check for Ethernet types, we assume that SSAP = SNAP + * is being used and pick out the encapsulated Ethernet type. + * XXX - should we generate code to check for SNAP? RFC + * 2625 says SNAP should be used. + */ + off_linktype = 16; + off_nl = 24; /* IPFC+802.2+SNAP */ + off_nl_nosnap = 19; /* IPFC+802.2 */ + return; + + case DLT_FRELAY: + /* + * XXX - we should set this to handle SNAP-encapsulated + * frames (NLPID of 0x80). + */ + off_linktype = -1; + off_nl = 0; + off_nl_nosnap = 0; /* no 802.2 LLC */ + return; + + case DLT_APPLE_IP_OVER_IEEE1394: + off_linktype = 16; + off_nl = 18; + off_nl_nosnap = 0; /* no 802.2 LLC */ + return; + + case DLT_LINUX_IRDA: + /* + * Currently, only raw "link[N:M]" filtering is supported. + */ + off_linktype = -1; + off_nl = -1; + off_nl_nosnap = -1; + return; + + case DLT_PFLOG: + off_linktype = 0; + /* XXX read from header? */ + off_nl = PFLOG_HDRLEN; + off_nl_nosnap = PFLOG_HDRLEN; + return; + +#ifdef DLT_PFSYNC + case DLT_PFSYNC: + off_linktype = -1; + off_nl = 4; + off_nl_nosnap = 4; return; +#endif } bpf_error("unknown data link type %d", linktype); /* NOTREACHED */ @@ -772,274 +1048,269 @@ gen_false() ((((y)&0xff)<<24) | (((y)&0xff00)<<8) | (((y)&0xff0000)>>8) | (((y)>>24)&0xff)) static struct block * -gen_linktype(proto) +gen_ether_linktype(proto) register int proto; { struct block *b0, *b1; - switch (linktype) { + switch (proto) { - case DLT_EN10MB: - switch (proto) { + case LLCSAP_ISONS: + /* + * OSI protocols always use 802.2 encapsulation. + * XXX - should we check both the DSAP and the + * SSAP, like this, or should we check just the + * DSAP? + */ + b0 = gen_cmp_gt(off_linktype, BPF_H, ETHERMTU); + gen_not(b0); + b1 = gen_cmp(off_linktype + 2, BPF_H, (bpf_int32) + ((LLCSAP_ISONS << 8) | LLCSAP_ISONS)); + gen_and(b0, b1); + return b1; - case LLCSAP_ISONS: - /* - * OSI protocols always use 802.2 encapsulation. - * XXX - should we check both the DSAP and the - * SSAP, like this, or should we check just the - * DSAP? - */ - b0 = gen_cmp_gt(off_linktype, BPF_H, ETHERMTU); - gen_not(b0); - b1 = gen_cmp(off_linktype + 2, BPF_H, (bpf_int32) - ((LLCSAP_ISONS << 8) | LLCSAP_ISONS)); - gen_and(b0, b1); - return b1; + case LLCSAP_IP: + b0 = gen_cmp_gt(off_linktype, BPF_H, ETHERMTU); + gen_not(b0); + b1 = gen_cmp(off_linktype + 2, BPF_H, (bpf_int32) + ((LLCSAP_IP << 8) | LLCSAP_IP)); + gen_and(b0, b1); + return b1; - case LLCSAP_NETBEUI: - /* - * NetBEUI always uses 802.2 encapsulation. - * XXX - should we check both the DSAP and the - * SSAP, like this, or should we check just the - * DSAP? - */ - b0 = gen_cmp_gt(off_linktype, BPF_H, ETHERMTU); - gen_not(b0); - b1 = gen_cmp(off_linktype + 2, BPF_H, (bpf_int32) - ((LLCSAP_NETBEUI << 8) | LLCSAP_NETBEUI)); - gen_and(b0, b1); - return b1; + case LLCSAP_NETBEUI: + /* + * NetBEUI always uses 802.2 encapsulation. + * XXX - should we check both the DSAP and the + * SSAP, like this, or should we check just the + * DSAP? + */ + b0 = gen_cmp_gt(off_linktype, BPF_H, ETHERMTU); + gen_not(b0); + b1 = gen_cmp(off_linktype + 2, BPF_H, (bpf_int32) + ((LLCSAP_NETBEUI << 8) | LLCSAP_NETBEUI)); + gen_and(b0, b1); + return b1; - case LLCSAP_IPX: - /* - * Check for; - * - * Ethernet_II frames, which are Ethernet - * frames with a frame type of ETHERTYPE_IPX; - * - * Ethernet_802.3 frames, which are 802.3 - * frames (i.e., the type/length field is - * a length field, <= ETHERMTU, rather than - * a type field) with the first two bytes - * after the Ethernet/802.3 header being - * 0xFFFF; - * - * Ethernet_802.2 frames, which are 802.3 - * frames with an 802.2 LLC header and - * with the IPX LSAP as the DSAP in the LLC - * header; - * - * Ethernet_SNAP frames, which are 802.3 - * frames with an LLC header and a SNAP - * header and with an OUI of 0x000000 - * (encapsulated Ethernet) and a protocol - * ID of ETHERTYPE_IPX in the SNAP header. - * - * XXX - should we generate the same code both - * for tests for LLCSAP_IPX and for ETHERTYPE_IPX? - */ + case LLCSAP_IPX: + /* + * Check for; + * + * Ethernet_II frames, which are Ethernet + * frames with a frame type of ETHERTYPE_IPX; + * + * Ethernet_802.3 frames, which are 802.3 + * frames (i.e., the type/length field is + * a length field, <= ETHERMTU, rather than + * a type field) with the first two bytes + * after the Ethernet/802.3 header being + * 0xFFFF; + * + * Ethernet_802.2 frames, which are 802.3 + * frames with an 802.2 LLC header and + * with the IPX LSAP as the DSAP in the LLC + * header; + * + * Ethernet_SNAP frames, which are 802.3 + * frames with an LLC header and a SNAP + * header and with an OUI of 0x000000 + * (encapsulated Ethernet) and a protocol + * ID of ETHERTYPE_IPX in the SNAP header. + * + * XXX - should we generate the same code both + * for tests for LLCSAP_IPX and for ETHERTYPE_IPX? + */ - /* - * This generates code to check both for the - * IPX LSAP (Ethernet_802.2) and for Ethernet_802.3. - */ - b0 = gen_cmp(off_linktype + 2, BPF_B, - (bpf_int32)LLCSAP_IPX); - b1 = gen_cmp(off_linktype + 2, BPF_H, - (bpf_int32)0xFFFF); - gen_or(b0, b1); + /* + * This generates code to check both for the + * IPX LSAP (Ethernet_802.2) and for Ethernet_802.3. + */ + b0 = gen_cmp(off_linktype + 2, BPF_B, (bpf_int32)LLCSAP_IPX); + b1 = gen_cmp(off_linktype + 2, BPF_H, (bpf_int32)0xFFFF); + gen_or(b0, b1); - /* - * Now we add code to check for SNAP frames with - * ETHERTYPE_IPX, i.e. Ethernet_SNAP. - */ - b0 = gen_snap(0x000000, ETHERTYPE_IPX, 14); - gen_or(b0, b1); + /* + * Now we add code to check for SNAP frames with + * ETHERTYPE_IPX, i.e. Ethernet_SNAP. + */ + b0 = gen_snap(0x000000, ETHERTYPE_IPX, 14); + gen_or(b0, b1); - /* - * Now we generate code to check for 802.3 - * frames in general. - */ - b0 = gen_cmp_gt(off_linktype, BPF_H, ETHERMTU); - gen_not(b0); + /* + * Now we generate code to check for 802.3 + * frames in general. + */ + b0 = gen_cmp_gt(off_linktype, BPF_H, ETHERMTU); + gen_not(b0); - /* - * Now add the check for 802.3 frames before the - * check for Ethernet_802.2 and Ethernet_802.3, - * as those checks should only be done on 802.3 - * frames, not on Ethernet frames. - */ - gen_and(b0, b1); + /* + * Now add the check for 802.3 frames before the + * check for Ethernet_802.2 and Ethernet_802.3, + * as those checks should only be done on 802.3 + * frames, not on Ethernet frames. + */ + gen_and(b0, b1); - /* - * Now add the check for Ethernet_II frames, and - * do that before checking for the other frame - * types. - */ - b0 = gen_cmp(off_linktype, BPF_H, - (bpf_int32)ETHERTYPE_IPX); - gen_or(b0, b1); - return b1; + /* + * Now add the check for Ethernet_II frames, and + * do that before checking for the other frame + * types. + */ + b0 = gen_cmp(off_linktype, BPF_H, (bpf_int32)ETHERTYPE_IPX); + gen_or(b0, b1); + return b1; - case ETHERTYPE_ATALK: - case ETHERTYPE_AARP: - /* - * EtherTalk (AppleTalk protocols on Ethernet link - * layer) may use 802.2 encapsulation. - */ + case ETHERTYPE_ATALK: + case ETHERTYPE_AARP: + /* + * EtherTalk (AppleTalk protocols on Ethernet link + * layer) may use 802.2 encapsulation. + */ + /* + * Check for 802.2 encapsulation (EtherTalk phase 2?); + * we check for an Ethernet type field less than + * 1500, which means it's an 802.3 length field. + */ + b0 = gen_cmp_gt(off_linktype, BPF_H, ETHERMTU); + gen_not(b0); + + /* + * 802.2-encapsulated ETHERTYPE_ATALK packets are + * SNAP packets with an organization code of + * 0x080007 (Apple, for Appletalk) and a protocol + * type of ETHERTYPE_ATALK (Appletalk). + * + * 802.2-encapsulated ETHERTYPE_AARP packets are + * SNAP packets with an organization code of + * 0x000000 (encapsulated Ethernet) and a protocol + * type of ETHERTYPE_AARP (Appletalk ARP). + */ + if (proto == ETHERTYPE_ATALK) + b1 = gen_snap(0x080007, ETHERTYPE_ATALK, 14); + else /* proto == ETHERTYPE_AARP */ + b1 = gen_snap(0x000000, ETHERTYPE_AARP, 14); + gen_and(b0, b1); + + /* + * Check for Ethernet encapsulation (Ethertalk + * phase 1?); we just check for the Ethernet + * protocol type. + */ + b0 = gen_cmp(off_linktype, BPF_H, (bpf_int32)proto); + + gen_or(b0, b1); + return b1; + + default: + if (proto <= ETHERMTU) { /* - * Check for 802.2 encapsulation (EtherTalk phase 2?); - * we check for an Ethernet type field less than - * 1500, which means it's an 802.3 length field. + * This is an LLC SAP value, so the frames + * that match would be 802.2 frames. + * Check that the frame is an 802.2 frame + * (i.e., that the length/type field is + * a length field, <= ETHERMTU) and + * then check the DSAP. */ b0 = gen_cmp_gt(off_linktype, BPF_H, ETHERMTU); gen_not(b0); - - /* - * 802.2-encapsulated ETHERTYPE_ATALK packets are - * SNAP packets with an organization code of - * 0x080007 (Apple, for Appletalk) and a protocol - * type of ETHERTYPE_ATALK (Appletalk). - * - * 802.2-encapsulated ETHERTYPE_AARP packets are - * SNAP packets with an organization code of - * 0x000000 (encapsulated Ethernet) and a protocol - * type of ETHERTYPE_AARP (Appletalk ARP). - */ - if (proto == ETHERTYPE_ATALK) - b1 = gen_snap(0x080007, ETHERTYPE_ATALK, 14); - else /* proto == ETHERTYPE_AARP */ - b1 = gen_snap(0x000000, ETHERTYPE_AARP, 14); + b1 = gen_cmp(off_linktype + 2, BPF_B, (bpf_int32)proto); gen_and(b0, b1); - + return b1; + } else { /* - * Check for Ethernet encapsulation (Ethertalk - * phase 1?); we just check for the Ethernet - * protocol type. + * This is an Ethernet type, so compare + * the length/type field with it (if + * the frame is an 802.2 frame, the length + * field will be <= ETHERMTU, and, as + * "proto" is > ETHERMTU, this test + * will fail and the frame won't match, + * which is what we want). */ - b0 = gen_cmp(off_linktype, BPF_H, (bpf_int32)proto); + return gen_cmp(off_linktype, BPF_H, (bpf_int32)proto); + } + } +} - gen_or(b0, b1); - return b1; +static struct block * +gen_linktype(proto) + register int proto; +{ + struct block *b0, *b1, *b2; + + switch (linktype) { + + case DLT_EN10MB: + return gen_ether_linktype(proto); + break; + + case DLT_C_HDLC: + switch (proto) { + + case LLCSAP_ISONS: + proto = (proto << 8 | LLCSAP_ISONS); + /* fall through */ default: - if (proto <= ETHERMTU) { - /* - * This is an LLC SAP value, so the frames - * that match would be 802.2 frames. - * Check that the frame is an 802.2 frame - * (i.e., that the length/type field is - * a length field, <= ETHERMTU) and - * then check the DSAP. - */ - b0 = gen_cmp_gt(off_linktype, BPF_H, ETHERMTU); - gen_not(b0); - b1 = gen_cmp(off_linktype + 2, BPF_B, - (bpf_int32)proto); - gen_and(b0, b1); - return b1; - } else { - /* - * This is an Ethernet type, so compare - * the length/type field with it (if - * the frame is an 802.2 frame, the length - * field will be <= ETHERMTU, and, as - * "proto" is > ETHERMTU, this test - * will fail and the frame won't match, - * which is what we want). - */ - return gen_cmp(off_linktype, BPF_H, - (bpf_int32)proto); - } + return gen_cmp(off_linktype, BPF_H, (bpf_int32)proto); + break; } break; case DLT_IEEE802_11: case DLT_PRISM_HEADER: + case DLT_IEEE802_11_RADIO: case DLT_FDDI: case DLT_IEEE802: case DLT_ATM_RFC1483: case DLT_ATM_CLIP: + case DLT_IP_OVER_FC: + return gen_llc(proto); + break; + + case DLT_SUNATM: /* - * XXX - handle token-ring variable-length header. + * If "is_lane" is set, check for a LANE-encapsulated + * version of this protocol, otherwise check for an + * LLC-encapsulated version of this protocol. + * + * We assume LANE means Ethernet, not Token Ring. */ - switch (proto) { - - case LLCSAP_ISONS: - return gen_cmp(off_linktype, BPF_H, (long) - ((LLCSAP_ISONS << 8) | LLCSAP_ISONS)); - - case LLCSAP_NETBEUI: - return gen_cmp(off_linktype, BPF_H, (long) - ((LLCSAP_NETBEUI << 8) | LLCSAP_NETBEUI)); - - case LLCSAP_IPX: + if (is_lane) { /* - * XXX - are there ever SNAP frames for IPX on - * non-Ethernet 802.x networks? + * Check that the packet doesn't begin with an + * LE Control marker. (We've already generated + * a test for LANE.) */ - return gen_cmp(off_linktype, BPF_B, - (bpf_int32)LLCSAP_IPX); + b0 = gen_cmp(SUNATM_PKT_BEGIN_POS, BPF_H, 0xFF00); + gen_not(b0); - case ETHERTYPE_ATALK: /* - * 802.2-encapsulated ETHERTYPE_ATALK packets are - * SNAP packets with an organization code of - * 0x080007 (Apple, for Appletalk) and a protocol - * type of ETHERTYPE_ATALK (Appletalk). - * - * XXX - check for an organization code of - * encapsulated Ethernet as well? + * Now generate an Ethernet test. */ - return gen_snap(0x080007, ETHERTYPE_ATALK, - off_linktype); - break; - - default: + b1 = gen_ether_linktype(proto); + gen_and(b0, b1); + return b1; + } else { /* - * XXX - we don't have to check for IPX 802.3 - * here, but should we check for the IPX Ethertype? + * Check for LLC encapsulation and then check the + * protocol. */ - if (proto <= ETHERMTU) { - /* - * This is an LLC SAP value, so check - * the DSAP. - */ - return gen_cmp(off_linktype, BPF_B, - (bpf_int32)proto); - } else { - /* - * This is an Ethernet type; we assume - * that it's unlikely that it'll - * appear in the right place at random, - * and therefore check only the - * location that would hold the Ethernet - * type in a SNAP frame with an organization - * code of 0x000000 (encapsulated Ethernet). - * - * XXX - if we were to check for the SNAP DSAP - * and LSAP, as per XXX, and were also to check - * for an organization code of 0x000000 - * (encapsulated Ethernet), we'd do - * - * return gen_snap(0x000000, proto, - * off_linktype); - * - * here; for now, we don't, as per the above. - * I don't know whether it's worth the - * extra CPU time to do the right check - * or not. - */ - return gen_cmp(off_linktype+6, BPF_H, - (bpf_int32)proto); - } + b0 = gen_atmfield_code(A_PROTOTYPE, PT_LLC, BPF_JEQ, 0); + b1 = gen_llc(proto); + gen_and(b0, b1); + return b1; } - break; case DLT_LINUX_SLL: switch (proto) { + case LLCSAP_IP: + b0 = gen_cmp(off_linktype, BPF_H, LINUX_SLL_P_802_2); + b1 = gen_cmp(off_linktype + 2, BPF_H, (bpf_int32) + ((LLCSAP_IP << 8) | LLCSAP_IP)); + gen_and(b0, b1); + return b1; + case LLCSAP_ISONS: /* * OSI protocols always use 802.2 encapsulation. @@ -1224,7 +1495,7 @@ gen_linktype(proto) switch (proto) { case ETHERTYPE_IP: - proto = PPP_IP; /* XXX was 0x21 */ + proto = PPP_IP; break; #ifdef INET6 @@ -1319,9 +1590,13 @@ gen_linktype(proto) case DLT_NULL: case DLT_LOOP: + case DLT_ENC: /* * For DLT_NULL, the link-layer header is a 32-bit - * word containing an AF_ value in *host* byte order. + * word containing an AF_ value in *host* byte order, + * and for DLT_ENC, the link-layer header begins + * with a 32-bit work containing an AF_ value in + * host byte order. * * In addition, if we're reading a saved capture file, * the host byte order in the capture may not be the @@ -1359,7 +1634,7 @@ gen_linktype(proto) return gen_false(); } - if (linktype == DLT_NULL) { + if (linktype == DLT_NULL || linktype == DLT_ENC) { /* * The AF_ value is in host byte order, but * the BPF interpreter will convert it to @@ -1379,37 +1654,63 @@ gen_linktype(proto) } return (gen_cmp(0, BPF_W, (bpf_int32)proto)); + case DLT_PFLOG: + /* + * af field is host byte order in contrast to the rest of + * the packet. + */ + if (proto == ETHERTYPE_IP) + return (gen_cmp(offsetof(struct pfloghdr, af), BPF_B, + (bpf_int32)AF_INET)); +#ifdef INET6 + else if (proto == ETHERTYPE_IPV6) + return (gen_cmp(offsetof(struct pfloghdr, af), BPF_B, + (bpf_int32)AF_INET6)); +#endif /* INET6 */ + else + return gen_false(); + break; + case DLT_ARCNET: + case DLT_ARCNET_LINUX: /* * XXX should we check for first fragment if the protocol * uses PHDS? */ - switch(proto) { + switch (proto) { + default: return gen_false(); + #ifdef INET6 case ETHERTYPE_IPV6: - return(gen_cmp(2, BPF_B, - (bpf_int32)htonl(ARCTYPE_INET6))); + return (gen_cmp(off_linktype, BPF_B, + (bpf_int32)ARCTYPE_INET6)); #endif /* INET6 */ + case ETHERTYPE_IP: - b0 = gen_cmp(2, BPF_B, (bpf_int32)htonl(ARCTYPE_IP)); - b1 = gen_cmp(2, BPF_B, - (bpf_int32)htonl(ARCTYPE_IP_OLD)); + b0 = gen_cmp(off_linktype, BPF_B, + (bpf_int32)ARCTYPE_IP); + b1 = gen_cmp(off_linktype, BPF_B, + (bpf_int32)ARCTYPE_IP_OLD); gen_or(b0, b1); - return(b1); + return (b1); + case ETHERTYPE_ARP: - b0 = gen_cmp(2, BPF_B, (bpf_int32)htonl(ARCTYPE_ARP)); - b1 = gen_cmp(2, BPF_B, - (bpf_int32)htonl(ARCTYPE_ARP_OLD)); + b0 = gen_cmp(off_linktype, BPF_B, + (bpf_int32)ARCTYPE_ARP); + b1 = gen_cmp(off_linktype, BPF_B, + (bpf_int32)ARCTYPE_ARP_OLD); gen_or(b0, b1); - return(b1); + return (b1); + case ETHERTYPE_REVARP: - return(gen_cmp(2, BPF_B, - (bpf_int32)htonl(ARCTYPE_REVARP))); + return (gen_cmp(off_linktype, BPF_B, + (bpf_int32)ARCTYPE_REVARP)); + case ETHERTYPE_ATALK: - return(gen_cmp(2, BPF_B, - (bpf_int32)htonl(ARCTYPE_ATALK))); + return (gen_cmp(off_linktype, BPF_B, + (bpf_int32)ARCTYPE_ATALK)); } break; @@ -1421,6 +1722,54 @@ gen_linktype(proto) return gen_false(); } break; + + case DLT_FRELAY: + /* + * XXX - assumes a 2-byte Frame Relay header with + * DLCI and flags. What if the address is longer? + */ + switch (proto) { + + case ETHERTYPE_IP: + /* + * Check for the special NLPID for IP. + */ + return gen_cmp(2, BPF_H, (0x03<<8) | 0xcc); + +#ifdef INET6 + case ETHERTYPE_IPV6: + /* + * Check for the special NLPID for IPv6. + */ + return gen_cmp(2, BPF_H, (0x03<<8) | 0x8e); +#endif + + case LLCSAP_ISONS: + /* + * Check for several OSI protocols. + * + * Frame Relay packets typically have an OSI + * NLPID at the beginning; we check for each + * of them. + * + * What we check for is the NLPID and a frame + * control field of UI, i.e. 0x03 followed + * by the NLPID. + */ + b0 = gen_cmp(2, BPF_H, (0x03<<8) | ISO8473_CLNP); + b1 = gen_cmp(2, BPF_H, (0x03<<8) | ISO9542_ESIS); + b2 = gen_cmp(2, BPF_H, (0x03<<8) | ISO10589_ISIS); + gen_or(b1, b2); + gen_or(b0, b2); + return b2; + + default: + return gen_false(); + } + break; + + case DLT_LINUX_IRDA: + bpf_error("IrDA link-layer type filtering not implemented"); } /* @@ -1433,7 +1782,7 @@ gen_linktype(proto) * * Therefore, if "off_linktype" is -1, there's an error. */ - if (off_linktype == -1) + if (off_linktype == (u_int)-1) abort(); /* @@ -1465,7 +1814,7 @@ gen_snap(orgcode, ptype, offset) snapblock[0] = LLCSAP_SNAP; /* DSAP = SNAP */ snapblock[1] = LLCSAP_SNAP; /* SSAP = SNAP */ - snapblock[2] = 0x03; /* control = UI */ + snapblock[2] = 0x03; /* control = UI */ snapblock[3] = (orgcode >> 16); /* upper 8 bits of organization code */ snapblock[4] = (orgcode >> 8); /* middle 8 bits of organization code */ snapblock[5] = (orgcode >> 0); /* lower 8 bits of organization code */ @@ -1474,6 +1823,86 @@ gen_snap(orgcode, ptype, offset) return gen_bcmp(offset, 8, snapblock); } +/* + * Check for a given protocol value assuming an 802.2 LLC header. + */ +static struct block * +gen_llc(proto) + int proto; +{ + /* + * XXX - handle token-ring variable-length header. + */ + switch (proto) { + + case LLCSAP_IP: + return gen_cmp(off_linktype, BPF_H, (long) + ((LLCSAP_IP << 8) | LLCSAP_IP)); + + case LLCSAP_ISONS: + return gen_cmp(off_linktype, BPF_H, (long) + ((LLCSAP_ISONS << 8) | LLCSAP_ISONS)); + + case LLCSAP_NETBEUI: + return gen_cmp(off_linktype, BPF_H, (long) + ((LLCSAP_NETBEUI << 8) | LLCSAP_NETBEUI)); + + case LLCSAP_IPX: + /* + * XXX - are there ever SNAP frames for IPX on + * non-Ethernet 802.x networks? + */ + return gen_cmp(off_linktype, BPF_B, (bpf_int32)LLCSAP_IPX); + + case ETHERTYPE_ATALK: + /* + * 802.2-encapsulated ETHERTYPE_ATALK packets are + * SNAP packets with an organization code of + * 0x080007 (Apple, for Appletalk) and a protocol + * type of ETHERTYPE_ATALK (Appletalk). + * + * XXX - check for an organization code of + * encapsulated Ethernet as well? + */ + return gen_snap(0x080007, ETHERTYPE_ATALK, off_linktype); + + default: + /* + * XXX - we don't have to check for IPX 802.3 + * here, but should we check for the IPX Ethertype? + */ + if (proto <= ETHERMTU) { + /* + * This is an LLC SAP value, so check + * the DSAP. + */ + return gen_cmp(off_linktype, BPF_B, (bpf_int32)proto); + } else { + /* + * This is an Ethernet type; we assume that it's + * unlikely that it'll appear in the right place + * at random, and therefore check only the + * location that would hold the Ethernet type + * in a SNAP frame with an organization code of + * 0x000000 (encapsulated Ethernet). + * + * XXX - if we were to check for the SNAP DSAP and + * LSAP, as per XXX, and were also to check for an + * organization code of 0x000000 (encapsulated + * Ethernet), we'd do + * + * return gen_snap(0x000000, proto, + * off_linktype); + * + * here; for now, we don't, as per the above. + * I don't know whether it's worth the extra CPU + * time to do the right check or not. + */ + return gen_cmp(off_linktype+6, BPF_H, (bpf_int32)proto); + } + } +} + static struct block * gen_hostop(addr, mask, dir, proto, src_off, dst_off) bpf_u_int32 addr; @@ -1579,10 +2008,10 @@ gen_ehostop(eaddr, dir) switch (dir) { case Q_SRC: - return gen_bcmp(6, 6, eaddr); + return gen_bcmp(off_mac + 6, 6, eaddr); case Q_DST: - return gen_bcmp(0, 6, eaddr); + return gen_bcmp(off_mac + 0, 6, eaddr); case Q_AND: b0 = gen_ehostop(eaddr, Q_SRC); @@ -1678,6 +2107,348 @@ gen_thostop(eaddr, dir) } /* + * Like gen_ehostop, but for DLT_IEEE802_11 (802.11 wireless LAN) + */ +static struct block * +gen_wlanhostop(eaddr, dir) + register const u_char *eaddr; + register int dir; +{ + register struct block *b0, *b1, *b2; + register struct slist *s; + + switch (dir) { + case Q_SRC: + /* + * Oh, yuk. + * + * For control frames, there is no SA. + * + * For management frames, SA is at an + * offset of 10 from the beginning of + * the packet. + * + * For data frames, SA is at an offset + * of 10 from the beginning of the packet + * if From DS is clear, at an offset of + * 16 from the beginning of the packet + * if From DS is set and To DS is clear, + * and an offset of 24 from the beginning + * of the packet if From DS is set and To DS + * is set. + */ + + /* + * Generate the tests to be done for data frames + * with From DS set. + * + * First, check for To DS set, i.e. check "link[1] & 0x01". + */ + s = new_stmt(BPF_LD|BPF_B|BPF_ABS); + s->s.k = 1; + b1 = new_block(JMP(BPF_JSET)); + b1->s.k = 0x01; /* To DS */ + b1->stmts = s; + + /* + * If To DS is set, the SA is at 24. + */ + b0 = gen_bcmp(24, 6, eaddr); + gen_and(b1, b0); + + /* + * Now, check for To DS not set, i.e. check + * "!(link[1] & 0x01)". + */ + s = new_stmt(BPF_LD|BPF_B|BPF_ABS); + s->s.k = 1; + b2 = new_block(JMP(BPF_JSET)); + b2->s.k = 0x01; /* To DS */ + b2->stmts = s; + gen_not(b2); + + /* + * If To DS is not set, the SA is at 16. + */ + b1 = gen_bcmp(16, 6, eaddr); + gen_and(b2, b1); + + /* + * Now OR together the last two checks. That gives + * the complete set of checks for data frames with + * From DS set. + */ + gen_or(b1, b0); + + /* + * Now check for From DS being set, and AND that with + * the ORed-together checks. + */ + s = new_stmt(BPF_LD|BPF_B|BPF_ABS); + s->s.k = 1; + b1 = new_block(JMP(BPF_JSET)); + b1->s.k = 0x02; /* From DS */ + b1->stmts = s; + gen_and(b1, b0); + + /* + * Now check for data frames with From DS not set. + */ + s = new_stmt(BPF_LD|BPF_B|BPF_ABS); + s->s.k = 1; + b2 = new_block(JMP(BPF_JSET)); + b2->s.k = 0x02; /* From DS */ + b2->stmts = s; + gen_not(b2); + + /* + * If From DS isn't set, the SA is at 10. + */ + b1 = gen_bcmp(10, 6, eaddr); + gen_and(b2, b1); + + /* + * Now OR together the checks for data frames with + * From DS not set and for data frames with From DS + * set; that gives the checks done for data frames. + */ + gen_or(b1, b0); + + /* + * Now check for a data frame. + * I.e, check "link[0] & 0x08". + */ + s = new_stmt(BPF_LD|BPF_B|BPF_ABS); + s->s.k = 0; + b1 = new_block(JMP(BPF_JSET)); + b1->s.k = 0x08; + b1->stmts = s; + + /* + * AND that with the checks done for data frames. + */ + gen_and(b1, b0); + + /* + * If the high-order bit of the type value is 0, this + * is a management frame. + * I.e, check "!(link[0] & 0x08)". + */ + s = new_stmt(BPF_LD|BPF_B|BPF_ABS); + s->s.k = 0; + b2 = new_block(JMP(BPF_JSET)); + b2->s.k = 0x08; + b2->stmts = s; + gen_not(b2); + + /* + * For management frames, the SA is at 10. + */ + b1 = gen_bcmp(10, 6, eaddr); + gen_and(b2, b1); + + /* + * OR that with the checks done for data frames. + * That gives the checks done for management and + * data frames. + */ + gen_or(b1, b0); + + /* + * If the low-order bit of the type value is 1, + * this is either a control frame or a frame + * with a reserved type, and thus not a + * frame with an SA. + * + * I.e., check "!(link[0] & 0x04)". + */ + s = new_stmt(BPF_LD|BPF_B|BPF_ABS); + s->s.k = 0; + b1 = new_block(JMP(BPF_JSET)); + b1->s.k = 0x04; + b1->stmts = s; + gen_not(b1); + + /* + * AND that with the checks for data and management + * frames. + */ + gen_and(b1, b0); + return b0; + + case Q_DST: + /* + * Oh, yuk. + * + * For control frames, there is no DA. + * + * For management frames, DA is at an + * offset of 4 from the beginning of + * the packet. + * + * For data frames, DA is at an offset + * of 4 from the beginning of the packet + * if To DS is clear and at an offset of + * 16 from the beginning of the packet + * if To DS is set. + */ + + /* + * Generate the tests to be done for data frames. + * + * First, check for To DS set, i.e. "link[1] & 0x01". + */ + s = new_stmt(BPF_LD|BPF_B|BPF_ABS); + s->s.k = 1; + b1 = new_block(JMP(BPF_JSET)); + b1->s.k = 0x01; /* To DS */ + b1->stmts = s; + + /* + * If To DS is set, the DA is at 16. + */ + b0 = gen_bcmp(16, 6, eaddr); + gen_and(b1, b0); + + /* + * Now, check for To DS not set, i.e. check + * "!(link[1] & 0x01)". + */ + s = new_stmt(BPF_LD|BPF_B|BPF_ABS); + s->s.k = 1; + b2 = new_block(JMP(BPF_JSET)); + b2->s.k = 0x01; /* To DS */ + b2->stmts = s; + gen_not(b2); + + /* + * If To DS is not set, the DA is at 4. + */ + b1 = gen_bcmp(4, 6, eaddr); + gen_and(b2, b1); + + /* + * Now OR together the last two checks. That gives + * the complete set of checks for data frames. + */ + gen_or(b1, b0); + + /* + * Now check for a data frame. + * I.e, check "link[0] & 0x08". + */ + s = new_stmt(BPF_LD|BPF_B|BPF_ABS); + s->s.k = 0; + b1 = new_block(JMP(BPF_JSET)); + b1->s.k = 0x08; + b1->stmts = s; + + /* + * AND that with the checks done for data frames. + */ + gen_and(b1, b0); + + /* + * If the high-order bit of the type value is 0, this + * is a management frame. + * I.e, check "!(link[0] & 0x08)". + */ + s = new_stmt(BPF_LD|BPF_B|BPF_ABS); + s->s.k = 0; + b2 = new_block(JMP(BPF_JSET)); + b2->s.k = 0x08; + b2->stmts = s; + gen_not(b2); + + /* + * For management frames, the DA is at 4. + */ + b1 = gen_bcmp(4, 6, eaddr); + gen_and(b2, b1); + + /* + * OR that with the checks done for data frames. + * That gives the checks done for management and + * data frames. + */ + gen_or(b1, b0); + + /* + * If the low-order bit of the type value is 1, + * this is either a control frame or a frame + * with a reserved type, and thus not a + * frame with an SA. + * + * I.e., check "!(link[0] & 0x04)". + */ + s = new_stmt(BPF_LD|BPF_B|BPF_ABS); + s->s.k = 0; + b1 = new_block(JMP(BPF_JSET)); + b1->s.k = 0x04; + b1->stmts = s; + gen_not(b1); + + /* + * AND that with the checks for data and management + * frames. + */ + gen_and(b1, b0); + return b0; + + case Q_AND: + b0 = gen_wlanhostop(eaddr, Q_SRC); + b1 = gen_wlanhostop(eaddr, Q_DST); + gen_and(b0, b1); + return b1; + + case Q_DEFAULT: + case Q_OR: + b0 = gen_wlanhostop(eaddr, Q_SRC); + b1 = gen_wlanhostop(eaddr, Q_DST); + gen_or(b0, b1); + return b1; + } + abort(); + /* NOTREACHED */ +} + +/* + * Like gen_ehostop, but for RFC 2625 IP-over-Fibre-Channel. + * (We assume that the addresses are IEEE 48-bit MAC addresses, + * as the RFC states.) + */ +static struct block * +gen_ipfchostop(eaddr, dir) + register const u_char *eaddr; + register int dir; +{ + register struct block *b0, *b1; + + switch (dir) { + case Q_SRC: + return gen_bcmp(10, 6, eaddr); + + case Q_DST: + return gen_bcmp(2, 6, eaddr); + + case Q_AND: + b0 = gen_ipfchostop(eaddr, Q_SRC); + b1 = gen_ipfchostop(eaddr, Q_DST); + gen_and(b0, b1); + return b1; + + case Q_DEFAULT: + case Q_OR: + b0 = gen_ipfchostop(eaddr, Q_SRC); + b1 = gen_ipfchostop(eaddr, Q_DST); + gen_or(b0, b1); + return b1; + } + abort(); + /* NOTREACHED */ +} + +/* * This is quite tricky because there may be pad bytes in front of the * DECNET header, and then there are two possible data packet formats that * carry both src and dst addresses, plus 5 packet types in a format that @@ -1734,7 +2505,7 @@ gen_dnhostop(addr, dir, base_off) case Q_ISO: bpf_error("ISO host filtering not implemented"); - + default: abort(); } @@ -1781,7 +2552,7 @@ gen_host(addr, mask, proto, dir) case Q_DEFAULT: b0 = gen_host(addr, mask, Q_IP, dir); - if (off_linktype != -1) { + if (off_linktype != (u_int)-1) { b1 = gen_host(addr, mask, Q_ARP, dir); gen_or(b0, b1); b0 = gen_host(addr, mask, Q_RARP, dir); @@ -2019,9 +2790,27 @@ gen_gateway(eaddr, alist, proto, dir) b0 = gen_fhostop(eaddr, Q_OR); else if (linktype == DLT_IEEE802) b0 = gen_thostop(eaddr, Q_OR); + else if (linktype == DLT_IEEE802_11) + b0 = gen_wlanhostop(eaddr, Q_OR); + else if (linktype == DLT_SUNATM && is_lane) { + /* + * Check that the packet doesn't begin with an + * LE Control marker. (We've already generated + * a test for LANE.) + */ + b1 = gen_cmp(SUNATM_PKT_BEGIN_POS, BPF_H, 0xFF00); + gen_not(b1); + + /* + * Now check the MAC address. + */ + b0 = gen_ehostop(eaddr, Q_OR); + gen_and(b1, b0); + } else if (linktype == DLT_IP_OVER_FC) + b0 = gen_ipfchostop(eaddr, Q_OR); else bpf_error( - "'gateway' supported only on ethernet, FDDI or token ring"); + "'gateway' supported only on ethernet/FDDI/token ring/802.11/Fibre Channel"); b1 = gen_host(**alist++, 0xffffffff, proto, Q_OR); while (*alist) { @@ -2042,9 +2831,7 @@ struct block * gen_proto_abbrev(proto) int proto; { -#ifdef INET6 struct block *b0; -#endif struct block *b1; switch (proto) { @@ -2202,6 +2989,66 @@ gen_proto_abbrev(proto) b1 = gen_proto(ISO10589_ISIS, Q_ISO, Q_DEFAULT); break; + case Q_ISIS_L1: /* all IS-IS Level1 PDU-Types */ + b0 = gen_proto(ISIS_L1_LAN_IIH, Q_ISIS, Q_DEFAULT); + b1 = gen_proto(ISIS_PTP_IIH, Q_ISIS, Q_DEFAULT); /* FIXME extract the circuit-type bits */ + gen_or(b0, b1); + b0 = gen_proto(ISIS_L1_LSP, Q_ISIS, Q_DEFAULT); + gen_or(b0, b1); + b0 = gen_proto(ISIS_L1_CSNP, Q_ISIS, Q_DEFAULT); + gen_or(b0, b1); + b0 = gen_proto(ISIS_L1_PSNP, Q_ISIS, Q_DEFAULT); + gen_or(b0, b1); + break; + + case Q_ISIS_L2: /* all IS-IS Level2 PDU-Types */ + b0 = gen_proto(ISIS_L2_LAN_IIH, Q_ISIS, Q_DEFAULT); + b1 = gen_proto(ISIS_PTP_IIH, Q_ISIS, Q_DEFAULT); /* FIXME extract the circuit-type bits */ + gen_or(b0, b1); + b0 = gen_proto(ISIS_L2_LSP, Q_ISIS, Q_DEFAULT); + gen_or(b0, b1); + b0 = gen_proto(ISIS_L2_CSNP, Q_ISIS, Q_DEFAULT); + gen_or(b0, b1); + b0 = gen_proto(ISIS_L2_PSNP, Q_ISIS, Q_DEFAULT); + gen_or(b0, b1); + break; + + case Q_ISIS_IIH: /* all IS-IS Hello PDU-Types */ + b0 = gen_proto(ISIS_L1_LAN_IIH, Q_ISIS, Q_DEFAULT); + b1 = gen_proto(ISIS_L2_LAN_IIH, Q_ISIS, Q_DEFAULT); + gen_or(b0, b1); + b0 = gen_proto(ISIS_PTP_IIH, Q_ISIS, Q_DEFAULT); + gen_or(b0, b1); + break; + + case Q_ISIS_LSP: + b0 = gen_proto(ISIS_L1_LSP, Q_ISIS, Q_DEFAULT); + b1 = gen_proto(ISIS_L2_LSP, Q_ISIS, Q_DEFAULT); + gen_or(b0, b1); + break; + + case Q_ISIS_SNP: + b0 = gen_proto(ISIS_L1_CSNP, Q_ISIS, Q_DEFAULT); + b1 = gen_proto(ISIS_L2_CSNP, Q_ISIS, Q_DEFAULT); + gen_or(b0, b1); + b0 = gen_proto(ISIS_L1_PSNP, Q_ISIS, Q_DEFAULT); + gen_or(b0, b1); + b0 = gen_proto(ISIS_L2_PSNP, Q_ISIS, Q_DEFAULT); + gen_or(b0, b1); + break; + + case Q_ISIS_CSNP: + b0 = gen_proto(ISIS_L1_CSNP, Q_ISIS, Q_DEFAULT); + b1 = gen_proto(ISIS_L2_CSNP, Q_ISIS, Q_DEFAULT); + gen_or(b0, b1); + break; + + case Q_ISIS_PSNP: + b0 = gen_proto(ISIS_L1_PSNP, Q_ISIS, Q_DEFAULT); + b1 = gen_proto(ISIS_L2_PSNP, Q_ISIS, Q_DEFAULT); + gen_or(b0, b1); + break; + case Q_CLNP: b1 = gen_proto(ISO8473_CLNP, Q_ISO, Q_DEFAULT); break; @@ -2321,7 +3168,23 @@ gen_port(port, ip_proto, dir) { struct block *b0, *b1, *tmp; - /* ether proto ip */ + /* + * ether proto ip + * + * For FDDI, RFC 1188 says that SNAP encapsulation is used, + * not LLC encapsulation with LLCSAP_IP. + * + * For IEEE 802 networks - which includes 802.5 token ring + * (which is what DLT_IEEE802 means) and 802.11 - RFC 1042 + * says that SNAP encapsulation is used, not LLC encapsulation + * with LLCSAP_IP. + * + * For LLC-encapsulated ATM/"Classical IP", RFC 1483 and + * RFC 2225 say that SNAP encapsulation is used, not LLC + * encapsulation with LLCSAP_IP. + * + * So we always check for ETHERTYPE_IP. + */ b0 = gen_linktype(ETHERTYPE_IP); switch (ip_proto) { @@ -2786,6 +3649,21 @@ gen_proto(v, proto, dir) /*FALLTHROUGH*/ #endif case Q_IP: + /* + * For FDDI, RFC 1188 says that SNAP encapsulation is used, + * not LLC encapsulation with LLCSAP_IP. + * + * For IEEE 802 networks - which includes 802.5 token ring + * (which is what DLT_IEEE802 means) and 802.11 - RFC 1042 + * says that SNAP encapsulation is used, not LLC encapsulation + * with LLCSAP_IP. + * + * For LLC-encapsulated ATM/"Classical IP", RFC 1483 and + * RFC 2225 say that SNAP encapsulation is used, not LLC + * encapsulation with LLCSAP_IP. + * + * So we always check for ETHERTYPE_IP. + */ b0 = gen_linktype(ETHERTYPE_IP); #ifndef CHASE_CHAIN b1 = gen_cmp(off_nl + 9, BPF_B, (bpf_int32)v); @@ -2796,8 +3674,55 @@ gen_proto(v, proto, dir) return b1; case Q_ISO: - b0 = gen_linktype(LLCSAP_ISONS); - b1 = gen_cmp(off_nl + 3, BPF_B, (long)v); + switch (linktype) { + + case DLT_FRELAY: + /* + * Frame Relay packets typically have an OSI + * NLPID at the beginning; "gen_linktype(LLCSAP_ISONS)" + * generates code to check for all the OSI + * NLPIDs, so calling it and then adding a check + * for the particular NLPID for which we're + * looking is bogus, as we can just check for + * the NLPID. + * + * What we check for is the NLPID and a frame + * control field value of UI, i.e. 0x03 followed + * by the NLPID. + * + * XXX - assumes a 2-byte Frame Relay header with + * DLCI and flags. What if the address is longer? + * + * XXX - what about SNAP-encapsulated frames? + */ + return gen_cmp(2, BPF_H, (0x03<<8) | v); + break; + + case DLT_C_HDLC: + /* + * Cisco uses an Ethertype lookalike - for OSI, + * it's 0xfefe. + */ + b0 = gen_linktype(LLCSAP_ISONS<<8 | LLCSAP_ISONS); + /* OSI in C-HDLC is stuffed with a fudge byte */ + b1 = gen_cmp(off_nl_nosnap+1, BPF_B, (long)v); + gen_and(b0, b1); + return b1; + + default: + b0 = gen_linktype(LLCSAP_ISONS); + b1 = gen_cmp(off_nl_nosnap, BPF_B, (long)v); + gen_and(b0, b1); + return b1; + } + + case Q_ISIS: + b0 = gen_proto(ISO10589_ISIS, Q_ISO, Q_DEFAULT); + /* + * 4 is the offset of the PDU type relative to the IS-IS + * header. + */ + b1 = gen_cmp(off_nl_nosnap+4, BPF_B, (long)v); gen_and(b0, b1); return b1; @@ -2973,11 +3898,48 @@ gen_scode(name, q) free(eaddr); return b; - default: - bpf_error( - "only ethernet/FDDI/token ring supports link-level host name"); - break; + case DLT_IEEE802_11: + eaddr = pcap_ether_hostton(name); + if (eaddr == NULL) + bpf_error( + "unknown 802.11 host '%s'", name); + b = gen_wlanhostop(eaddr, dir); + free(eaddr); + return b; + + case DLT_IP_OVER_FC: + eaddr = pcap_ether_hostton(name); + if (eaddr == NULL) + bpf_error( + "unknown Fibre Channel host '%s'", name); + b = gen_ipfchostop(eaddr, dir); + free(eaddr); + return b; + + case DLT_SUNATM: + if (!is_lane) + break; + + /* + * Check that the packet doesn't begin + * with an LE Control marker. (We've + * already generated a test for LANE.) + */ + tmp = gen_cmp(SUNATM_PKT_BEGIN_POS, BPF_H, + 0xFF00); + gen_not(tmp); + + eaddr = pcap_ether_hostton(name); + if (eaddr == NULL) + bpf_error( + "unknown ether host '%s'", name); + b = gen_ehostop(eaddr, dir); + gen_and(tmp, b); + free(eaddr); + return b; } + + bpf_error("only ethernet/FDDI/token ring/802.11/ATM LANE/Fibre Channel supports link-level host name"); } else if (proto == Q_DECNET) { unsigned short dn_addr = __pcap_nametodnaddr(name); /* @@ -2991,7 +3953,7 @@ gen_scode(name, q) if (alist == NULL || *alist == NULL) bpf_error("unknown host '%s'", name); tproto = proto; - if (off_linktype == -1 && tproto == Q_DEFAULT) + if (off_linktype == (u_int)-1 && tproto == Q_DEFAULT) tproto = Q_IP; b = gen_host(**alist++, 0xffffffff, tproto, dir); while (*alist) { @@ -3327,6 +4289,8 @@ gen_ecode(eaddr, q) register const u_char *eaddr; struct qual q; { + struct block *b, *tmp; + if ((q.addr == Q_HOST || q.addr == Q_DEFAULT) && q.proto == Q_LINK) { if (linktype == DLT_EN10MB) return gen_ehostop(eaddr, (int)q.dir); @@ -3334,7 +4298,27 @@ gen_ecode(eaddr, q) return gen_fhostop(eaddr, (int)q.dir); if (linktype == DLT_IEEE802) return gen_thostop(eaddr, (int)q.dir); - bpf_error("ethernet addresses supported only on ethernet, FDDI or token ring"); + if (linktype == DLT_IEEE802_11) + return gen_wlanhostop(eaddr, (int)q.dir); + if (linktype == DLT_SUNATM && is_lane) { + /* + * Check that the packet doesn't begin with an + * LE Control marker. (We've already generated + * a test for LANE.) + */ + tmp = gen_cmp(SUNATM_PKT_BEGIN_POS, BPF_H, 0xFF00); + gen_not(tmp); + + /* + * Now check the MAC address. + */ + b = gen_ehostop(eaddr, (int)q.dir); + gen_and(tmp, b); + return b; + } + if (linktype == DLT_IP_OVER_FC) + return gen_ipfchostop(eaddr, (int)q.dir); + bpf_error("ethernet addresses supported only on ethernet/FDDI/token ring/802.11/ATM LANE/Fibre Channel"); } bpf_error("ethernet address used in non-ether expression"); /* NOTREACHED */ @@ -3408,6 +4392,14 @@ gen_load(proto, index, size) bpf_error("unsupported index operation"); case Q_LINK: + /* + * XXX - what about ATM LANE? Should the index be + * relative to the beginning of the AAL5 frame, so + * that 0 refers to the beginning of the LE Control + * field, or relative to the beginning of the LAN + * frame, so that 0 refers, for Ethernet LANE, to + * the beginning of the destination address? + */ s = xfer_to_x(index); tmp = new_stmt(BPF_LD|BPF_IND|size); sappend(s, tmp); @@ -3489,16 +4481,16 @@ gen_relation(code, a0, a1, reversed) s0 = xfer_to_x(a1); s1 = xfer_to_a(a0); - s2 = new_stmt(BPF_ALU|BPF_SUB|BPF_X); - b = new_block(JMP(code)); - if (code == BPF_JGT || code == BPF_JGE) { - reversed = !reversed; - b->s.k = 0x80000000; + if (code == BPF_JEQ) { + s2 = new_stmt(BPF_ALU|BPF_SUB|BPF_X); + b = new_block(JMP(code)); + sappend(s1, s2); } + else + b = new_block(BPF_JMP|code|BPF_X); if (reversed) gen_not(b); - sappend(s1, s2); sappend(s0, s1); sappend(a1->s, s0); sappend(a0->s, a1->s); @@ -3596,6 +4588,7 @@ gen_arth(code, a0, a1) sappend(a1->s, s0); sappend(a0->s, a1->s); + free_reg(a0->regno); free_reg(a1->regno); s0 = new_stmt(BPF_ST); @@ -3735,7 +4728,7 @@ gen_broadcast(proto) case Q_DEFAULT: case Q_LINK: - if (linktype == DLT_ARCNET) + if (linktype == DLT_ARCNET || linktype == DLT_ARCNET_LINUX) return gen_ahostop(abroadcast, Q_DST); if (linktype == DLT_EN10MB) return gen_ehostop(ebroadcast, Q_DST); @@ -3743,6 +4736,26 @@ gen_broadcast(proto) return gen_fhostop(ebroadcast, Q_DST); if (linktype == DLT_IEEE802) return gen_thostop(ebroadcast, Q_DST); + if (linktype == DLT_IEEE802_11) + return gen_wlanhostop(ebroadcast, Q_DST); + if (linktype == DLT_IP_OVER_FC) + return gen_ipfchostop(ebroadcast, Q_DST); + if (linktype == DLT_SUNATM && is_lane) { + /* + * Check that the packet doesn't begin with an + * LE Control marker. (We've already generated + * a test for LANE.) + */ + b1 = gen_cmp(SUNATM_PKT_BEGIN_POS, BPF_H, 0xFF00); + gen_not(b1); + + /* + * Now check the MAC address. + */ + b0 = gen_ehostop(ebroadcast, Q_DST); + gen_and(b1, b0); + return b0; + } bpf_error("not a broadcast link"); break; @@ -3756,47 +4769,203 @@ gen_broadcast(proto) gen_and(b0, b2); return b2; } - bpf_error("only ether/ip broadcast filters supported"); + bpf_error("only link-layer/IP broadcast filters supported"); +} + +/* + * Generate code to test the low-order bit of a MAC address (that's + * the bottom bit of the *first* byte). + */ +static struct block * +gen_mac_multicast(offset) + int offset; +{ + register struct block *b0; + register struct slist *s; + + /* link[offset] & 1 != 0 */ + s = new_stmt(BPF_LD|BPF_B|BPF_ABS); + s->s.k = offset; + b0 = new_block(JMP(BPF_JSET)); + b0->s.k = 1; + b0->stmts = s; + return b0; } struct block * gen_multicast(proto) int proto; { - register struct block *b0, *b1; + register struct block *b0, *b1, *b2; register struct slist *s; switch (proto) { case Q_DEFAULT: case Q_LINK: - if (linktype == DLT_ARCNET) + if (linktype == DLT_ARCNET || linktype == DLT_ARCNET_LINUX) /* all ARCnet multicasts use the same address */ return gen_ahostop(abroadcast, Q_DST); if (linktype == DLT_EN10MB) { /* ether[0] & 1 != 0 */ - s = new_stmt(BPF_LD|BPF_B|BPF_ABS); - s->s.k = 0; - b0 = new_block(JMP(BPF_JSET)); - b0->s.k = 1; - b0->stmts = s; - return b0; + return gen_mac_multicast(0); } if (linktype == DLT_FDDI) { - /* XXX TEST THIS: MIGHT NOT PORT PROPERLY XXX */ + /* + * XXX TEST THIS: MIGHT NOT PORT PROPERLY XXX + * + * XXX - was that referring to bit-order issues? + */ /* fddi[1] & 1 != 0 */ + return gen_mac_multicast(1); + } + + if (linktype == DLT_IEEE802) { + /* tr[2] & 1 != 0 */ + return gen_mac_multicast(2); + } + + if (linktype == DLT_IEEE802_11) { + /* + * Oh, yuk. + * + * For control frames, there is no DA. + * + * For management frames, DA is at an + * offset of 4 from the beginning of + * the packet. + * + * For data frames, DA is at an offset + * of 4 from the beginning of the packet + * if To DS is clear and at an offset of + * 16 from the beginning of the packet + * if To DS is set. + */ + + /* + * Generate the tests to be done for data frames. + * + * First, check for To DS set, i.e. "link[1] & 0x01". + */ + s = new_stmt(BPF_LD|BPF_B|BPF_ABS); + s->s.k = 1; + b1 = new_block(JMP(BPF_JSET)); + b1->s.k = 0x01; /* To DS */ + b1->stmts = s; + + /* + * If To DS is set, the DA is at 16. + */ + b0 = gen_mac_multicast(16); + gen_and(b1, b0); + + /* + * Now, check for To DS not set, i.e. check + * "!(link[1] & 0x01)". + */ s = new_stmt(BPF_LD|BPF_B|BPF_ABS); s->s.k = 1; - b0 = new_block(JMP(BPF_JSET)); - b0->s.k = 1; - b0->stmts = s; + b2 = new_block(JMP(BPF_JSET)); + b2->s.k = 0x01; /* To DS */ + b2->stmts = s; + gen_not(b2); + + /* + * If To DS is not set, the DA is at 4. + */ + b1 = gen_mac_multicast(4); + gen_and(b2, b1); + + /* + * Now OR together the last two checks. That gives + * the complete set of checks for data frames. + */ + gen_or(b1, b0); + + /* + * Now check for a data frame. + * I.e, check "link[0] & 0x08". + */ + s = new_stmt(BPF_LD|BPF_B|BPF_ABS); + s->s.k = 0; + b1 = new_block(JMP(BPF_JSET)); + b1->s.k = 0x08; + b1->stmts = s; + + /* + * AND that with the checks done for data frames. + */ + gen_and(b1, b0); + + /* + * If the high-order bit of the type value is 0, this + * is a management frame. + * I.e, check "!(link[0] & 0x08)". + */ + s = new_stmt(BPF_LD|BPF_B|BPF_ABS); + s->s.k = 0; + b2 = new_block(JMP(BPF_JSET)); + b2->s.k = 0x08; + b2->stmts = s; + gen_not(b2); + + /* + * For management frames, the DA is at 4. + */ + b1 = gen_mac_multicast(4); + gen_and(b2, b1); + + /* + * OR that with the checks done for data frames. + * That gives the checks done for management and + * data frames. + */ + gen_or(b1, b0); + + /* + * If the low-order bit of the type value is 1, + * this is either a control frame or a frame + * with a reserved type, and thus not a + * frame with an SA. + * + * I.e., check "!(link[0] & 0x04)". + */ + s = new_stmt(BPF_LD|BPF_B|BPF_ABS); + s->s.k = 0; + b1 = new_block(JMP(BPF_JSET)); + b1->s.k = 0x04; + b1->stmts = s; + gen_not(b1); + + /* + * AND that with the checks for data and management + * frames. + */ + gen_and(b1, b0); + return b0; + } + + if (linktype == DLT_IP_OVER_FC) { + b0 = gen_mac_multicast(2); return b0; } - /* TODO - check how token ring handles multicast */ - /* if (linktype == DLT_IEEE802) ... */ + if (linktype == DLT_SUNATM && is_lane) { + /* + * Check that the packet doesn't begin with an + * LE Control marker. (We've already generated + * a test for LANE.) + */ + b1 = gen_cmp(SUNATM_PKT_BEGIN_POS, BPF_H, 0xFF00); + gen_not(b1); + + /* ether[off_mac] & 1 != 0 */ + b0 = gen_mac_multicast(off_mac); + gen_and(b1, b0); + return b0; + } /* Link not known to support multicasts */ break; @@ -3816,7 +4985,7 @@ gen_multicast(proto) return b1; #endif /* INET6 */ } - bpf_error("only IP multicast filters supported on ethernet/FDDI"); + bpf_error("link-layer multicast filters supported only on ethernet/FDDI/token ring/ARCNET/802.11/ATM LANE/Fibre Channel"); } /* @@ -3835,15 +5004,40 @@ gen_inbound(dir) */ switch (linktype) { case DLT_SLIP: - case DLT_PPP: b0 = gen_relation(BPF_JEQ, gen_load(Q_LINK, gen_loadi(0), 1), gen_loadi(0), dir); break; + case DLT_LINUX_SLL: + if (dir) { + /* + * Match packets sent by this machine. + */ + b0 = gen_cmp(0, BPF_H, LINUX_SLL_OUTGOING); + } else { + /* + * Match packets sent to this machine. + * (No broadcast or multicast packets, or + * packets sent to some other machine and + * received promiscuously.) + * + * XXX - packets sent to other machines probably + * shouldn't be matched, but what about broadcast + * or multicast packets we received? + */ + b0 = gen_cmp(0, BPF_H, LINUX_SLL_HOST); + } + break; + + case DLT_PFLOG: + b0 = gen_cmp(offsetof(struct pfloghdr, dir), BPF_B, + (bpf_int32)((dir == 0) ? PF_IN : PF_OUT)); + break; + default: - bpf_error("inbound/outbound not supported on linktype %d\n", + bpf_error("inbound/outbound not supported on linktype %d", linktype); b0 = NULL; /* NOTREACHED */ @@ -3851,13 +5045,123 @@ gen_inbound(dir) return (b0); } +/* PF firewall log matched interface */ +struct block * +gen_pf_ifname(const char *ifname) +{ + struct block *b0; + u_int len, off; + + if (linktype == DLT_PFLOG) { + len = sizeof(((struct pfloghdr *)0)->ifname); + off = offsetof(struct pfloghdr, ifname); + } else { + bpf_error("ifname not supported on linktype 0x%x", linktype); + /* NOTREACHED */ + } + if (strlen(ifname) >= len) { + bpf_error("ifname interface names can only be %d characters", + len-1); + /* NOTREACHED */ + } + b0 = gen_bcmp(off, strlen(ifname), ifname); + return (b0); +} + +/* PF firewall log matched interface */ +struct block * +gen_pf_ruleset(char *ruleset) +{ + struct block *b0; + + if (linktype != DLT_PFLOG) { + bpf_error("ruleset not supported on linktype 0x%x", linktype); + /* NOTREACHED */ + } + if (strlen(ruleset) >= sizeof(((struct pfloghdr *)0)->ruleset)) { + bpf_error("ruleset names can only be %ld characters", + (long)(sizeof(((struct pfloghdr *)0)->ruleset) - 1)); + /* NOTREACHED */ + } + b0 = gen_bcmp(offsetof(struct pfloghdr, ruleset), + strlen(ruleset), ruleset); + return (b0); +} + +/* PF firewall log rule number */ +struct block * +gen_pf_rnr(int rnr) +{ + struct block *b0; + + if (linktype == DLT_PFLOG) { + b0 = gen_cmp(offsetof(struct pfloghdr, rulenr), BPF_W, + (bpf_int32)rnr); + } else { + bpf_error("rnr not supported on linktype 0x%x", linktype); + /* NOTREACHED */ + } + + return (b0); +} + +/* PF firewall log sub-rule number */ +struct block * +gen_pf_srnr(int srnr) +{ + struct block *b0; + + if (linktype != DLT_PFLOG) { + bpf_error("srnr not supported on linktype 0x%x", linktype); + /* NOTREACHED */ + } + + b0 = gen_cmp(offsetof(struct pfloghdr, subrulenr), BPF_W, + (bpf_int32)srnr); + return (b0); +} + +/* PF firewall log reason code */ +struct block * +gen_pf_reason(int reason) +{ + struct block *b0; + + if (linktype == DLT_PFLOG) { + b0 = gen_cmp(offsetof(struct pfloghdr, reason), BPF_B, + (bpf_int32)reason); + } else { + bpf_error("reason not supported on linktype 0x%x", linktype); + /* NOTREACHED */ + } + + return (b0); +} + +/* PF firewall log action */ +struct block * +gen_pf_action(int action) +{ + struct block *b0; + + if (linktype == DLT_PFLOG) { + b0 = gen_cmp(offsetof(struct pfloghdr, action), BPF_B, + (bpf_int32)action); + } else { + bpf_error("action not supported on linktype 0x%x", linktype); + /* NOTREACHED */ + } + + return (b0); +} + struct block * gen_acode(eaddr, q) register const u_char *eaddr; struct qual q; { if ((q.addr == Q_HOST || q.addr == Q_DEFAULT) && q.proto == Q_LINK) { - if (linktype == DLT_ARCNET) + if (linktype == DLT_ARCNET || linktype == DLT_ARCNET_LINUX) return gen_ahostop(eaddr, (int)q.dir); } bpf_error("ARCnet address used in non-arc expression"); @@ -3912,11 +5216,13 @@ gen_vlan(vlan_num) if (orig_nl == (u_int)-1) { orig_linktype = off_linktype; /* save original values */ orig_nl = off_nl; + orig_nl_nosnap = off_nl_nosnap; switch (linktype) { case DLT_EN10MB: off_linktype = 16; + off_nl_nosnap = 18; off_nl = 18; break; @@ -3941,3 +5247,274 @@ gen_vlan(vlan_num) return (b0); } + +struct block * +gen_atmfield_code(atmfield, jvalue, jtype, reverse) + int atmfield; + bpf_u_int32 jvalue; + bpf_u_int32 jtype; + int reverse; +{ + struct block *b0; + + switch (atmfield) { + + case A_VPI: + if (!is_atm) + bpf_error("'vpi' supported only on raw ATM"); + if (off_vpi == (u_int)-1) + abort(); + b0 = gen_ncmp(BPF_B, off_vpi, 0xffffffff, (u_int)jtype, + (u_int)jvalue, reverse); + break; + + case A_VCI: + if (!is_atm) + bpf_error("'vci' supported only on raw ATM"); + if (off_vci == (u_int)-1) + abort(); + b0 = gen_ncmp(BPF_H, off_vci, 0xffffffff, (u_int)jtype, + (u_int)jvalue, reverse); + break; + + case A_PROTOTYPE: + if (off_proto == (u_int)-1) + abort(); /* XXX - this isn't on FreeBSD */ + b0 = gen_ncmp(BPF_B, off_proto, 0x0f, (u_int)jtype, + (u_int)jvalue, reverse); + break; + + case A_MSGTYPE: + if (off_payload == (u_int)-1) + abort(); + b0 = gen_ncmp(BPF_B, off_payload + MSG_TYPE_POS, 0xffffffff, + (u_int)jtype, (u_int)jvalue, reverse); + break; + + case A_CALLREFTYPE: + if (!is_atm) + bpf_error("'callref' supported only on raw ATM"); + if (off_proto == (u_int)-1) + abort(); + b0 = gen_ncmp(BPF_B, off_proto, 0xffffffff, (u_int)jtype, + (u_int)jvalue, reverse); + break; + + default: + abort(); + } + return b0; +} + +struct block * +gen_atmtype_abbrev(type) + int type; +{ + struct block *b0, *b1; + + switch (type) { + + case A_METAC: + /* Get all packets in Meta signalling Circuit */ + if (!is_atm) + bpf_error("'metac' supported only on raw ATM"); + b0 = gen_atmfield_code(A_VPI, 0, BPF_JEQ, 0); + b1 = gen_atmfield_code(A_VCI, 1, BPF_JEQ, 0); + gen_and(b0, b1); + break; + + case A_BCC: + /* Get all packets in Broadcast Circuit*/ + if (!is_atm) + bpf_error("'bcc' supported only on raw ATM"); + b0 = gen_atmfield_code(A_VPI, 0, BPF_JEQ, 0); + b1 = gen_atmfield_code(A_VCI, 2, BPF_JEQ, 0); + gen_and(b0, b1); + break; + + case A_OAMF4SC: + /* Get all cells in Segment OAM F4 circuit*/ + if (!is_atm) + bpf_error("'oam4sc' supported only on raw ATM"); + b0 = gen_atmfield_code(A_VPI, 0, BPF_JEQ, 0); + b1 = gen_atmfield_code(A_VCI, 3, BPF_JEQ, 0); + gen_and(b0, b1); + break; + + case A_OAMF4EC: + /* Get all cells in End-to-End OAM F4 Circuit*/ + if (!is_atm) + bpf_error("'oam4ec' supported only on raw ATM"); + b0 = gen_atmfield_code(A_VPI, 0, BPF_JEQ, 0); + b1 = gen_atmfield_code(A_VCI, 4, BPF_JEQ, 0); + gen_and(b0, b1); + break; + + case A_SC: + /* Get all packets in connection Signalling Circuit */ + if (!is_atm) + bpf_error("'sc' supported only on raw ATM"); + b0 = gen_atmfield_code(A_VPI, 0, BPF_JEQ, 0); + b1 = gen_atmfield_code(A_VCI, 5, BPF_JEQ, 0); + gen_and(b0, b1); + break; + + case A_ILMIC: + /* Get all packets in ILMI Circuit */ + if (!is_atm) + bpf_error("'ilmic' supported only on raw ATM"); + b0 = gen_atmfield_code(A_VPI, 0, BPF_JEQ, 0); + b1 = gen_atmfield_code(A_VCI, 16, BPF_JEQ, 0); + gen_and(b0, b1); + break; + + case A_LANE: + /* Get all LANE packets */ + if (!is_atm) + bpf_error("'lane' supported only on raw ATM"); + b1 = gen_atmfield_code(A_PROTOTYPE, PT_LANE, BPF_JEQ, 0); + + /* + * Arrange that all subsequent tests assume LANE + * rather than LLC-encapsulated packets, and set + * the offsets appropriately for LANE-encapsulated + * Ethernet. + * + * "off_mac" is the offset of the Ethernet header, + * which is 2 bytes past the ATM pseudo-header + * (skipping the pseudo-header and 2-byte LE Client + * field). The other offsets are Ethernet offsets + * relative to "off_mac". + */ + is_lane = 1; + off_mac = off_payload + 2; /* MAC header */ + off_linktype = off_mac + 12; + off_nl = off_mac + 14; /* Ethernet II */ + off_nl_nosnap = off_mac + 17; /* 802.3+802.2 */ + break; + + case A_LLC: + /* Get all LLC-encapsulated packets */ + if (!is_atm) + bpf_error("'llc' supported only on raw ATM"); + b1 = gen_atmfield_code(A_PROTOTYPE, PT_LLC, BPF_JEQ, 0); + is_lane = 0; + break; + + default: + abort(); + } + return b1; +} + + +static struct block * +gen_msg_abbrev(type) + int type; +{ + struct block *b1; + + /* + * Q.2931 signalling protocol messages for handling virtual circuits + * establishment and teardown + */ + switch (type) { + + case A_SETUP: + b1 = gen_atmfield_code(A_MSGTYPE, SETUP, BPF_JEQ, 0); + break; + + case A_CALLPROCEED: + b1 = gen_atmfield_code(A_MSGTYPE, CALL_PROCEED, BPF_JEQ, 0); + break; + + case A_CONNECT: + b1 = gen_atmfield_code(A_MSGTYPE, CONNECT, BPF_JEQ, 0); + break; + + case A_CONNECTACK: + b1 = gen_atmfield_code(A_MSGTYPE, CONNECT_ACK, BPF_JEQ, 0); + break; + + case A_RELEASE: + b1 = gen_atmfield_code(A_MSGTYPE, RELEASE, BPF_JEQ, 0); + break; + + case A_RELEASE_DONE: + b1 = gen_atmfield_code(A_MSGTYPE, RELEASE_DONE, BPF_JEQ, 0); + break; + + default: + abort(); + } + return b1; +} + +struct block * +gen_atmmulti_abbrev(type) + int type; +{ + struct block *b0, *b1; + + switch (type) { + + case A_OAM: + if (!is_atm) + bpf_error("'oam' supported only on raw ATM"); + b1 = gen_atmmulti_abbrev(A_OAMF4); + break; + + case A_OAMF4: + if (!is_atm) + bpf_error("'oamf4' supported only on raw ATM"); + /* OAM F4 type */ + b0 = gen_atmfield_code(A_VCI, 3, BPF_JEQ, 0); + b1 = gen_atmfield_code(A_VCI, 4, BPF_JEQ, 0); + gen_or(b0, b1); + b0 = gen_atmfield_code(A_VPI, 0, BPF_JEQ, 0); + gen_and(b0, b1); + break; + + case A_CONNECTMSG: + /* + * Get Q.2931 signalling messages for switched + * virtual connection + */ + if (!is_atm) + bpf_error("'connectmsg' supported only on raw ATM"); + b0 = gen_msg_abbrev(A_SETUP); + b1 = gen_msg_abbrev(A_CALLPROCEED); + gen_or(b0, b1); + b0 = gen_msg_abbrev(A_CONNECT); + gen_or(b0, b1); + b0 = gen_msg_abbrev(A_CONNECTACK); + gen_or(b0, b1); + b0 = gen_msg_abbrev(A_RELEASE); + gen_or(b0, b1); + b0 = gen_msg_abbrev(A_RELEASE_DONE); + gen_or(b0, b1); + b0 = gen_atmtype_abbrev(A_SC); + gen_and(b0, b1); + break; + + case A_METACONNECT: + if (!is_atm) + bpf_error("'metaconnect' supported only on raw ATM"); + b0 = gen_msg_abbrev(A_SETUP); + b1 = gen_msg_abbrev(A_CALLPROCEED); + gen_or(b0, b1); + b0 = gen_msg_abbrev(A_CONNECT); + gen_or(b0, b1); + b0 = gen_msg_abbrev(A_RELEASE); + gen_or(b0, b1); + b0 = gen_msg_abbrev(A_RELEASE_DONE); + gen_or(b0, b1); + b0 = gen_atmtype_abbrev(A_METAC); + gen_and(b0, b1); + break; + + default: + abort(); + } + return b1; +} diff --git a/contrib/libpcap/gencode.h b/contrib/libpcap/gencode.h index 2fbec91..205b29d 100644 --- a/contrib/libpcap/gencode.h +++ b/contrib/libpcap/gencode.h @@ -18,7 +18,41 @@ * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. * - * @(#) $Header: /tcpdump/master/libpcap/gencode.h,v 1.53 2001/05/10 14:48:02 fenner Exp $ (LBL) + * @(#) $Header: /tcpdump/master/libpcap/gencode.h,v 1.58.2.1 2004/03/28 21:45:31 fenner Exp $ (LBL) + */ + +/* + * ATM support: + * + * Copyright (c) 1997 Yen Yen Lim and North Dakota State University + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by Yen Yen Lim and + * North Dakota State University + * 4. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, + * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. */ /* Address qualifiers. */ @@ -73,6 +107,18 @@ #define Q_NETBEUI 30 +/* IS-IS Levels */ +#define Q_ISIS_L1 31 +#define Q_ISIS_L2 32 +/* PDU types */ +#define Q_ISIS_IIH 33 +#define Q_ISIS_LAN_IIH 34 +#define Q_ISIS_PTP_IIH 35 +#define Q_ISIS_SNP 36 +#define Q_ISIS_CSNP 37 +#define Q_ISIS_PSNP 38 +#define Q_ISIS_LSP 39 + /* Directional qualifiers. */ #define Q_SRC 1 @@ -83,6 +129,43 @@ #define Q_DEFAULT 0 #define Q_UNDEF 255 +/* ATM types */ +#define A_METAC 22 /* Meta signalling Circuit */ +#define A_BCC 23 /* Broadcast Circuit */ +#define A_OAMF4SC 24 /* Segment OAM F4 Circuit */ +#define A_OAMF4EC 25 /* End-to-End OAM F4 Circuit */ +#define A_SC 26 /* Signalling Circuit*/ +#define A_ILMIC 27 /* ILMI Circuit */ +#define A_OAM 28 /* OAM cells : F4 only */ +#define A_OAMF4 29 /* OAM F4 cells: Segment + End-to-end */ +#define A_LANE 30 /* LANE traffic */ +#define A_LLC 31 /* LLC-encapsulated traffic */ + +/* Based on Q.2931 signalling protocol */ +#define A_SETUP 41 /* Setup message */ +#define A_CALLPROCEED 42 /* Call proceeding message */ +#define A_CONNECT 43 /* Connect message */ +#define A_CONNECTACK 44 /* Connect Ack message */ +#define A_RELEASE 45 /* Release message */ +#define A_RELEASE_DONE 46 /* Release message */ + +/* ATM field types */ +#define A_VPI 51 +#define A_VCI 52 +#define A_PROTOTYPE 53 +#define A_MSGTYPE 54 +#define A_CALLREFTYPE 55 + +#define A_CONNECTMSG 70 /* returns Q.2931 signalling messages for + establishing and destroying switched + virtual connection */ +#define A_METACONNECT 71 /* returns Q.2931 signalling messages for + establishing and destroying predefined + virtual circuits, such as broadcast + circuit, oamf4 segment circuit, oamf4 + end-to-end circuits, ILMI circuits or + connection signalling circuit. */ + struct slist; struct stmt { @@ -97,7 +180,7 @@ struct slist { struct slist *next; }; -/* +/* * A bit vector to represent definition sets. We assume TOT_REGISTERS * is smaller than 8*sizeof(atomset). */ @@ -191,6 +274,18 @@ struct block *gen_inbound(int); struct block *gen_vlan(int); +struct block *gen_atmfield_code(int atmfield, bpf_u_int32 jvalue, bpf_u_int32 jtype, int reverse); +struct block *gen_atmtype_abbrev(int type); +struct block *gen_atmmulti_abbrev(int type); + +struct block *gen_pf_ifname(const char *); +struct block *gen_pf_rnr(int); +struct block *gen_pf_srnr(int); +struct block *gen_pf_ruleset(char *); +struct block *gen_pf_reason(int); +struct block *gen_pf_action(int); +struct block *gen_pf_dir(int); + void bpf_optimize(struct block **); void bpf_error(const char *, ...) #if HAVE___ATTRIBUTE__ diff --git a/contrib/libpcap/grammar.y b/contrib/libpcap/grammar.y index e978de4..dc63e32 100644 --- a/contrib/libpcap/grammar.y +++ b/contrib/libpcap/grammar.y @@ -21,33 +21,40 @@ * */ #ifndef lint -static const char rcsid[] = - "@(#) $Header: /tcpdump/master/libpcap/grammar.y,v 1.71 2001/07/03 19:15:48 guy Exp $ (LBL)"; +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/libpcap/grammar.y,v 1.79.2.3 2004/03/28 21:45:32 fenner Exp $ (LBL)"; #endif #ifdef HAVE_CONFIG_H #include "config.h" #endif +#ifdef WIN32 +#include <pcap-stdinc.h> +#else /* WIN32 */ #include <sys/types.h> #include <sys/time.h> #include <sys/socket.h> +#endif /* WIN32 */ + #include <stdlib.h> +#ifndef WIN32 #if __STDC__ struct mbuf; struct rtentry; #endif -#include <net/if.h> - #include <netinet/in.h> +#endif /* WIN32 */ #include <stdio.h> +#include <strings.h> #include "pcap-int.h" #include "gencode.h" +#include "pf.h" #include <pcap-namedb.h> #ifdef HAVE_OS_PROTO_H @@ -91,6 +98,7 @@ pcap_parse() struct arth *a; struct { struct qual q; + int atmfieldtype; struct block *b; } blk; struct block *rblk; @@ -102,14 +110,18 @@ pcap_parse() %type <a> arth narth %type <i> byteop pname pnum relop irelop %type <blk> and or paren not null prog -%type <rblk> other +%type <rblk> other pfvar +%type <i> atmtype atmmultitype +%type <blk> atmfield +%type <blk> atmfieldvalue atmvalue atmlistvalue %token DST SRC HOST GATEWAY -%token NET MASK PORT LESS GREATER PROTO PROTOCHAIN BYTE +%token NET NETMASK PORT LESS GREATER PROTO PROTOCHAIN CBYTE %token ARP RARP IP SCTP TCP UDP ICMP IGMP IGRP PIM VRRP %token ATALK AARP DECNET LAT SCA MOPRC MOPDL %token TK_BROADCAST TK_MULTICAST %token NUM INBOUND OUTBOUND +%token PF_IFNAME PF_RSET PF_RNR PF_SRNR PF_REASON PF_ACTION %token LINK %token GEQ LEQ NEQ %token ID EID HID HID6 AID @@ -117,16 +129,19 @@ pcap_parse() %token LEN %token IPV6 ICMPV6 AH ESP %token VLAN -%token ISO ESIS ISIS CLNP +%token ISO ESIS CLNP ISIS L1 L2 IIH LSP SNP CSNP PSNP %token STP %token IPX %token NETBEUI +%token LANE LLC METAC BCC SC ILMIC OAMF4EC OAMF4SC +%token OAM OAMF4 CONNECTMSG METACONNECT +%token VPI VCI %type <s> ID %type <e> EID %type <e> AID %type <s> HID HID6 -%type <i> NUM +%type <i> NUM action reason %left OR AND %nonassoc '!' @@ -163,7 +178,7 @@ id: nid nid: ID { $$.b = gen_scode($1, $$.q = $<blk>0.q); } | HID '/' NUM { $$.b = gen_mcode($1, NULL, $3, $$.q = $<blk>0.q); } - | HID MASK HID { $$.b = gen_mcode($1, $3, 0, + | HID NETMASK HID { $$.b = gen_mcode($1, $3, 0, $$.q = $<blk>0.q); } | HID { /* Decide how to parse HID based on proto */ @@ -238,6 +253,9 @@ rterm: head id { $$ = $2; } | arth irelop arth { $$.b = gen_relation($2, $1, $3, 1); $$.q = qerr; } | other { $$.b = $1; $$.q = qerr; } + | atmtype { $$.b = gen_atmtype_abbrev($1); $$.q = qerr; } + | atmmultitype { $$.b = gen_atmmulti_abbrev($1); $$.q = qerr; } + | atmfield atmvalue { $$.b = $2.b; $$.q = qerr; } ; /* protocol level qualifiers */ pqual: pname @@ -285,6 +303,13 @@ pname: LINK { $$ = Q_LINK; } | ISO { $$ = Q_ISO; } | ESIS { $$ = Q_ESIS; } | ISIS { $$ = Q_ISIS; } + | L1 { $$ = Q_ISIS_L1; } + | L2 { $$ = Q_ISIS_L2; } + | IIH { $$ = Q_ISIS_IIH; } + | LSP { $$ = Q_ISIS_LSP; } + | SNP { $$ = Q_ISIS_SNP; } + | PSNP { $$ = Q_ISIS_PSNP; } + | CSNP { $$ = Q_ISIS_CSNP; } | CLNP { $$ = Q_CLNP; } | STP { $$ = Q_STP; } | IPX { $$ = Q_IPX; } @@ -294,12 +319,47 @@ other: pqual TK_BROADCAST { $$ = gen_broadcast($1); } | pqual TK_MULTICAST { $$ = gen_multicast($1); } | LESS NUM { $$ = gen_less($2); } | GREATER NUM { $$ = gen_greater($2); } - | BYTE NUM byteop NUM { $$ = gen_byteop($3, $2, $4); } + | CBYTE NUM byteop NUM { $$ = gen_byteop($3, $2, $4); } | INBOUND { $$ = gen_inbound(0); } | OUTBOUND { $$ = gen_inbound(1); } | VLAN pnum { $$ = gen_vlan($2); } | VLAN { $$ = gen_vlan(-1); } + | pfvar { $$ = $1; } ; + +pfvar: PF_IFNAME ID { $$ = gen_pf_ifname($2); } + | PF_RSET ID { $$ = gen_pf_ruleset($2); } + | PF_RNR NUM { $$ = gen_pf_rnr($2); } + | PF_SRNR NUM { $$ = gen_pf_srnr($2); } + | PF_REASON reason { $$ = gen_pf_reason($2); } + | PF_ACTION action { $$ = gen_pf_action($2); } + ; + +reason: NUM { $$ = $1; } + | ID { const char *reasons[] = PFRES_NAMES; + int i; + for (i = 0; reasons[i]; i++) { + if (pcap_strcasecmp($1, reasons[i]) == 0) { + $$ = i; + break; + } + } + if (reasons[i] == NULL) + bpf_error("unknown PF reason"); + } + ; + +action: ID { if (pcap_strcasecmp($1, "pass") == 0 || + pcap_strcasecmp($1, "accept") == 0) + $$ = PF_PASS; + else if (pcap_strcasecmp($1, "drop") == 0 || + pcap_strcasecmp($1, "block") == 0) + $$ = PF_DROP; + else + bpf_error("unknown PF action"); + } + ; + relop: '>' { $$ = BPF_JGT; } | GEQ { $$ = BPF_JGE; } | '=' { $$ = BPF_JEQ; } @@ -334,4 +394,37 @@ byteop: '&' { $$ = '&'; } pnum: NUM | paren pnum ')' { $$ = $2; } ; +atmtype: LANE { $$ = A_LANE; } + | LLC { $$ = A_LLC; } + | METAC { $$ = A_METAC; } + | BCC { $$ = A_BCC; } + | OAMF4EC { $$ = A_OAMF4EC; } + | OAMF4SC { $$ = A_OAMF4SC; } + | SC { $$ = A_SC; } + | ILMIC { $$ = A_ILMIC; } + ; +atmmultitype: OAM { $$ = A_OAM; } + | OAMF4 { $$ = A_OAMF4; } + | CONNECTMSG { $$ = A_CONNECTMSG; } + | METACONNECT { $$ = A_METACONNECT; } + ; + /* ATM field types quantifier */ +atmfield: VPI { $$.atmfieldtype = A_VPI; } + | VCI { $$.atmfieldtype = A_VCI; } + ; +atmvalue: atmfieldvalue + | relop NUM { $$.b = gen_atmfield_code($<blk>0.atmfieldtype, (u_int)$2, (u_int)$1, 0); } + | irelop NUM { $$.b = gen_atmfield_code($<blk>0.atmfieldtype, (u_int)$2, (u_int)$1, 1); } + | paren atmlistvalue ')' { $$.b = $2.b; $$.q = qerr; } + ; +atmfieldvalue: NUM { + $$.atmfieldtype = $<blk>0.atmfieldtype; + if ($$.atmfieldtype == A_VPI || + $$.atmfieldtype == A_VCI) + $$.b = gen_atmfield_code($$.atmfieldtype, (u_int) $1, BPF_JEQ, 0); + } + ; +atmlistvalue: atmfieldvalue + | atmlistvalue or atmfieldvalue { gen_or($1.b, $3.b); $$ = $3; } + ; %% diff --git a/contrib/libpcap/inet.c b/contrib/libpcap/inet.c index fa97aaf..43eafe7 100644 --- a/contrib/libpcap/inet.c +++ b/contrib/libpcap/inet.c @@ -33,14 +33,18 @@ */ #ifndef lint -static const char rcsid[] = - "@(#) $Header: /tcpdump/master/libpcap/inet.c,v 1.45 2001/10/28 20:40:43 guy Exp $ (LBL)"; +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/libpcap/inet.c,v 1.58.2.1 2003/11/15 23:26:41 guy Exp $ (LBL)"; #endif #ifdef HAVE_CONFIG_H #include "config.h" #endif +#ifdef WIN32 +#include <pcap-stdinc.h> +#else /* WIN32 */ + #include <sys/param.h> #include <sys/file.h> #include <sys/ioctl.h> @@ -50,10 +54,11 @@ static const char rcsid[] = #endif #include <sys/time.h> /* concession to AIX */ -struct mbuf; -struct rtentry; +struct mbuf; /* Squelch compiler warnings on some platforms for */ +struct rtentry; /* declarations in <net/if.h> */ #include <net/if.h> #include <netinet/in.h> +#endif /* WIN32 */ #include <ctype.h> #include <errno.h> @@ -61,7 +66,9 @@ struct rtentry; #include <stdio.h> #include <stdlib.h> #include <string.h> +#ifndef WIN32 #include <unistd.h> +#endif /* WIN32 */ #ifdef HAVE_LIMITS_H #include <limits.h> #else @@ -85,53 +92,20 @@ struct rtentry; (isdigit((unsigned char)((name)[2])) || (name)[2] == '\0')) #endif -/* - * This is fun. - * - * In older BSD systems, socket addresses were fixed-length, and - * "sizeof (struct sockaddr)" gave the size of the structure. - * All addresses fit within a "struct sockaddr". - * - * In newer BSD systems, the socket address is variable-length, and - * there's an "sa_len" field giving the length of the structure; - * this allows socket addresses to be longer than 2 bytes of family - * and 14 bytes of data. - * - * Some commercial UNIXes use the old BSD scheme, and some might use - * the new BSD scheme. - * - * GNU libc uses neither scheme, but has an "SA_LEN()" macro that - * determines the size based on the address family. - */ -#ifndef SA_LEN -#ifdef HAVE_SOCKADDR_SA_LEN -#define SA_LEN(addr) ((addr)->sa_len) -#else /* HAVE_SOCKADDR_SA_LEN */ -#define SA_LEN(addr) (sizeof (struct sockaddr)) -#endif /* HAVE_SOCKADDR_SA_LEN */ -#endif /* SA_LEN */ - -/* - * Description string for the "any" device. - */ -static const char any_descr[] = "Pseudo-device that captures on all interfaces"; - -static struct sockaddr * -dup_sockaddr(struct sockaddr *sa) +struct sockaddr * +dup_sockaddr(struct sockaddr *sa, size_t sa_length) { struct sockaddr *newsa; - unsigned int size; - - size = SA_LEN(sa); - if ((newsa = malloc(size)) == NULL) + + if ((newsa = malloc(sa_length)) == NULL) return (NULL); - return (memcpy(newsa, sa, size)); + return (memcpy(newsa, sa, sa_length)); } static int -get_instance(char *name) +get_instance(const char *name) { - char *cp, *endcp; + const char *cp, *endcp; int n; if (strcmp(name, "any") == 0) { @@ -154,29 +128,14 @@ get_instance(char *name) return (n); } -static int -add_or_find_if(pcap_if_t **curdev_ret, pcap_if_t **alldevs, char *name, +int +add_or_find_if(pcap_if_t **curdev_ret, pcap_if_t **alldevs, const char *name, u_int flags, const char *description, char *errbuf) { - pcap_t *p; pcap_if_t *curdev, *prevdev, *nextdev; int this_instance; /* - * Can we open this interface for live capture? - */ - p = pcap_open_live(name, 68, 0, 0, errbuf); - if (p == NULL) { - /* - * No. Don't bother including it. - * Don't treat this as an error, though. - */ - *curdev_ret = NULL; - return (0); - } - pcap_close(p); - - /* * Is there already an entry in the list for this interface? */ for (curdev = *alldevs; curdev != NULL; curdev = curdev->next) { @@ -194,7 +153,7 @@ add_or_find_if(pcap_if_t **curdev_ret, pcap_if_t **alldevs, char *name, "malloc: %s", pcap_strerror(errno)); return (-1); } - + /* * Fill in the entry. */ @@ -317,15 +276,18 @@ add_or_find_if(pcap_if_t **curdev_ret, pcap_if_t **alldevs, char *name, } else prevdev->next = curdev; } - + *curdev_ret = curdev; return (0); } -static int +int add_addr_to_iflist(pcap_if_t **alldevs, char *name, u_int flags, - struct sockaddr *addr, struct sockaddr *netmask, - struct sockaddr *broadaddr, struct sockaddr *dstaddr, char *errbuf) + struct sockaddr *addr, size_t addr_size, + struct sockaddr *netmask, size_t netmask_size, + struct sockaddr *broadaddr, size_t broadaddr_size, + struct sockaddr *dstaddr, size_t dstaddr_size, + char *errbuf) { pcap_if_t *curdev; pcap_addr_t *curaddr, *prevaddr, *nextaddr; @@ -359,7 +321,7 @@ add_addr_to_iflist(pcap_if_t **alldevs, char *name, u_int flags, curaddr->next = NULL; if (addr != NULL) { - curaddr->addr = dup_sockaddr(addr); + curaddr->addr = dup_sockaddr(addr, addr_size); if (curaddr->addr == NULL) { (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, "malloc: %s", pcap_strerror(errno)); @@ -370,7 +332,7 @@ add_addr_to_iflist(pcap_if_t **alldevs, char *name, u_int flags, curaddr->addr = NULL; if (netmask != NULL) { - curaddr->netmask = dup_sockaddr(netmask); + curaddr->netmask = dup_sockaddr(netmask, netmask_size); if (curaddr->netmask == NULL) { (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, "malloc: %s", pcap_strerror(errno)); @@ -379,9 +341,9 @@ add_addr_to_iflist(pcap_if_t **alldevs, char *name, u_int flags, } } else curaddr->netmask = NULL; - + if (broadaddr != NULL) { - curaddr->broadaddr = dup_sockaddr(broadaddr); + curaddr->broadaddr = dup_sockaddr(broadaddr, broadaddr_size); if (curaddr->broadaddr == NULL) { (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, "malloc: %s", pcap_strerror(errno)); @@ -390,9 +352,9 @@ add_addr_to_iflist(pcap_if_t **alldevs, char *name, u_int flags, } } else curaddr->broadaddr = NULL; - + if (dstaddr != NULL) { - curaddr->dstaddr = dup_sockaddr(dstaddr); + curaddr->dstaddr = dup_sockaddr(dstaddr, dstaddr_size); if (curaddr->dstaddr == NULL) { (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, "malloc: %s", pcap_strerror(errno)); @@ -401,7 +363,7 @@ add_addr_to_iflist(pcap_if_t **alldevs, char *name, u_int flags, } } else curaddr->dstaddr = NULL; - + /* * Find the end of the list of addresses. */ @@ -431,7 +393,7 @@ add_addr_to_iflist(pcap_if_t **alldevs, char *name, u_int flags, return (0); } -static int +int pcap_add_if(pcap_if_t **devlist, char *name, u_int flags, const char *description, char *errbuf) { @@ -441,464 +403,6 @@ pcap_add_if(pcap_if_t **devlist, char *name, u_int flags, errbuf)); } -/* - * Get a list of all interfaces that are up and that we can open. - * Returns -1 on error, 0 otherwise. - * The list, as returned through "alldevsp", may be null if no interfaces - * were up and could be opened. - */ -#ifdef HAVE_IFADDRS_H -int -pcap_findalldevs(pcap_if_t **alldevsp, char *errbuf) -{ - pcap_if_t *devlist = NULL; - struct ifaddrs *ifap, *ifa; - struct sockaddr *broadaddr, *dstaddr; - int ret = 0; - - /* - * Get the list of interface addresses. - * - * Note: this won't return information about interfaces - * with no addresses; are there any such interfaces - * that would be capable of receiving packets? - * (Interfaces incapable of receiving packets aren't - * very interesting from libpcap's point of view.) - * - * LAN interfaces will probably have link-layer - * addresses; I don't know whether all implementations - * of "getifaddrs()" now, or in the future, will return - * those. - */ - if (getifaddrs(&ifap) != 0) { - (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, - "getifaddrs: %s", pcap_strerror(errno)); - return (-1); - } - for (ifa = ifap; ifa != NULL; ifa = ifa->ifa_next) { - /* - * Is this interface up? - */ - if (!(ifa->ifa_flags & IFF_UP)) { - /* - * No, so don't add it to the list. - */ - continue; - } - - /* - * "ifa_broadaddr" may be non-null even on - * non-broadcast interfaces; "ifa_dstaddr" - * was, on at least one FreeBSD 4.1 system, - * non-null on a non-point-to-point - * interface. - */ - if (ifa->ifa_flags & IFF_BROADCAST) - broadaddr = ifa->ifa_broadaddr; - else - broadaddr = NULL; - if (ifa->ifa_flags & IFF_POINTOPOINT) - dstaddr = ifa->ifa_dstaddr; - else - dstaddr = NULL; - - /* - * Add information for this address to the list. - */ - if (add_addr_to_iflist(&devlist, ifa->ifa_name, - ifa->ifa_flags, ifa->ifa_addr, ifa->ifa_netmask, - broadaddr, dstaddr, errbuf) < 0) { - ret = -1; - break; - } - } - - freeifaddrs(ifap); - - if (ret != -1) { - /* - * We haven't had any errors yet; add the "any" device, - * if we can open it. - */ - if (pcap_add_if(&devlist, "any", 0, any_descr, errbuf) < 0) - ret = -1; - } - - if (ret == -1) { - /* - * We had an error; free the list we've been constructing. - */ - if (devlist != NULL) { - pcap_freealldevs(devlist); - devlist = NULL; - } - } - - *alldevsp = devlist; - return (ret); -} -#else /* HAVE_IFADDRS_H */ -#ifdef HAVE_PROC_NET_DEV -/* - * Get from "/proc/net/dev" all interfaces listed there; if they're - * already in the list of interfaces we have, that won't add another - * instance, but if they're not, that'll add them. - * - * We don't bother getting any addresses for them; it appears you can't - * use SIOCGIFADDR on Linux to get IPv6 addresses for interfaces, and, - * although some other types of addresses can be fetched with SIOCGIFADDR, - * we don't bother with them for now. - * - * We also don't fail if we couldn't open "/proc/net/dev"; we just leave - * the list of interfaces as is. - */ -static int -scan_proc_net_dev(pcap_if_t **devlistp, int fd, char *errbuf) -{ - FILE *proc_net_f; - char linebuf[512]; - int linenum; - unsigned char *p; - char name[512]; /* XXX - pick a size */ - char *q, *saveq; - struct ifreq ifrflags; - int ret = 0; - - proc_net_f = fopen("/proc/net/dev", "r"); - if (proc_net_f == NULL) - return (0); - - for (linenum = 1; - fgets(linebuf, sizeof linebuf, proc_net_f) != NULL; linenum++) { - /* - * Skip the first two lines - they're headers. - */ - if (linenum <= 2) - continue; - - p = &linebuf[0]; - - /* - * Skip leading white space. - */ - while (*p != '\0' && isspace(*p)) - p++; - if (*p == '\0' || *p == '\n') - continue; /* blank line */ - - /* - * Get the interface name. - */ - q = &name[0]; - while (*p != '\0' && !isspace(*p)) { - if (*p == ':') { - /* - * This could be the separator between a - * name and an alias number, or it could be - * the separator between a name with no - * alias number and the next field. - * - * If there's a colon after digits, it - * separates the name and the alias number, - * otherwise it separates the name and the - * next field. - */ - saveq = q; - while (isdigit(*p)) - *q++ = *p++; - if (*p != ':') { - /* - * That was the next field, - * not the alias number. - */ - q = saveq; - } - break; - } else - *q++ = *p++; - } - *q = '\0'; - - /* - * Get the flags for this interface, and skip it if - * it's not up. - */ - strncpy(ifrflags.ifr_name, name, sizeof(ifrflags.ifr_name)); - if (ioctl(fd, SIOCGIFFLAGS, (char *)&ifrflags) < 0) { - if (errno == ENXIO) - continue; - (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, - "SIOCGIFFLAGS: %.*s: %s", - (int)sizeof(ifrflags.ifr_name), - ifrflags.ifr_name, - pcap_strerror(errno)); - ret = -1; - break; - } - if (!(ifrflags.ifr_flags & IFF_UP)) - continue; - - /* - * Add an entry for this interface, with no addresses. - */ - if (pcap_add_if(devlistp, name, ifrflags.ifr_flags, NULL, - errbuf) == -1) { - /* - * Failure. - */ - ret = -1; - break; - } - } - if (ret != -1) { - /* - * Well, we didn't fail for any other reason; did we - * fail due to an error reading the file? - */ - if (ferror(proc_net_f)) { - (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, - "Error reading /proc/net/dev: %s", - pcap_strerror(errno)); - ret = -1; - } - } - - (void)fclose(proc_net_f); - return (ret); -} -#endif /* HAVE_PROC_NET_DEV */ - -int -pcap_findalldevs(pcap_if_t **alldevsp, char *errbuf) -{ - pcap_if_t *devlist = NULL; - register int fd; - register struct ifreq *ifrp, *ifend, *ifnext; - int n; - struct ifconf ifc; - char *buf = NULL; - unsigned buf_size; - struct ifreq ifrflags, ifrnetmask, ifrbroadaddr, ifrdstaddr; - struct sockaddr *netmask, *broadaddr, *dstaddr; - int ret = 0; - - /* - * Create a socket from which to fetch the list of interfaces. - */ - fd = socket(AF_INET, SOCK_DGRAM, 0); - if (fd < 0) { - (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, - "socket: %s", pcap_strerror(errno)); - return (-1); - } - - /* - * Start with an 8K buffer, and keep growing the buffer until - * we get the entire interface list or fail to get it for some - * reason other than EINVAL (which is presumed here to mean - * "buffer is too small"). - */ - buf_size = 8192; - for (;;) { - buf = malloc(buf_size); - if (buf == NULL) { - (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, - "malloc: %s", pcap_strerror(errno)); - (void)close(fd); - return (-1); - } - - ifc.ifc_len = buf_size; - ifc.ifc_buf = buf; - memset(buf, 0, buf_size); - if (ioctl(fd, SIOCGIFCONF, (char *)&ifc) < 0 - && errno != EINVAL) { - (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, - "SIOCGIFCONF: %s", pcap_strerror(errno)); - (void)close(fd); - free(buf); - return (-1); - } - if (ifc.ifc_len < buf_size) - break; - free(buf); - buf_size *= 2; - } - - ifrp = (struct ifreq *)buf; - ifend = (struct ifreq *)(buf + ifc.ifc_len); - - for (; ifrp < ifend; ifrp = ifnext) { - n = SA_LEN(&ifrp->ifr_addr) + sizeof(ifrp->ifr_name); - if (n < sizeof(*ifrp)) - ifnext = ifrp + 1; - else - ifnext = (struct ifreq *)((char *)ifrp + n); - - /* - * Get the flags for this interface, and skip it if it's - * not up. - */ - strncpy(ifrflags.ifr_name, ifrp->ifr_name, - sizeof(ifrflags.ifr_name)); - if (ioctl(fd, SIOCGIFFLAGS, (char *)&ifrflags) < 0) { - if (errno == ENXIO) - continue; - (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, - "SIOCGIFFLAGS: %.*s: %s", - (int)sizeof(ifrflags.ifr_name), - ifrflags.ifr_name, - pcap_strerror(errno)); - ret = -1; - break; - } - if (!(ifrflags.ifr_flags & IFF_UP)) - continue; - - /* - * Get the netmask for this address on this interface. - */ - strncpy(ifrnetmask.ifr_name, ifrp->ifr_name, - sizeof(ifrnetmask.ifr_name)); - memcpy(&ifrnetmask.ifr_addr, &ifrp->ifr_addr, - sizeof(ifrnetmask.ifr_addr)); - if (ioctl(fd, SIOCGIFNETMASK, (char *)&ifrnetmask) < 0) { - if (errno == EADDRNOTAVAIL) { - /* - * Not available. - */ - netmask = NULL; - } else { - (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, - "SIOCGIFNETMASK: %.*s: %s", - (int)sizeof(ifrnetmask.ifr_name), - ifrnetmask.ifr_name, - pcap_strerror(errno)); - ret = -1; - break; - } - } else - netmask = &ifrnetmask.ifr_addr; - - /* - * Get the broadcast address for this address on this - * interface (if any). - */ - if (ifrflags.ifr_flags & IFF_BROADCAST) { - strncpy(ifrbroadaddr.ifr_name, ifrp->ifr_name, - sizeof(ifrbroadaddr.ifr_name)); - memcpy(&ifrbroadaddr.ifr_addr, &ifrp->ifr_addr, - sizeof(ifrbroadaddr.ifr_addr)); - if (ioctl(fd, SIOCGIFBRDADDR, - (char *)&ifrbroadaddr) < 0) { - if (errno == EADDRNOTAVAIL) { - /* - * Not available. - */ - broadaddr = NULL; - } else { - (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, - "SIOCGIFBRDADDR: %.*s: %s", - (int)sizeof(ifrbroadaddr.ifr_name), - ifrbroadaddr.ifr_name, - pcap_strerror(errno)); - ret = -1; - break; - } - } else - broadaddr = &ifrbroadaddr.ifr_broadaddr; - } else { - /* - * Not a broadcast interface, so no broadcast - * address. - */ - broadaddr = NULL; - } - - /* - * Get the destination address for this address on this - * interface (if any). - */ - if (ifrflags.ifr_flags & IFF_POINTOPOINT) { - strncpy(ifrdstaddr.ifr_name, ifrp->ifr_name, - sizeof(ifrdstaddr.ifr_name)); - memcpy(&ifrdstaddr.ifr_addr, &ifrp->ifr_addr, - sizeof(ifrdstaddr.ifr_addr)); - if (ioctl(fd, SIOCGIFDSTADDR, - (char *)&ifrdstaddr) < 0) { - if (errno == EADDRNOTAVAIL) { - /* - * Not available. - */ - dstaddr = NULL; - } else { - (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, - "SIOCGIFDSTADDR: %.*s: %s", - (int)sizeof(ifrdstaddr.ifr_name), - ifrdstaddr.ifr_name, - pcap_strerror(errno)); - ret = -1; - break; - } - } else - dstaddr = &ifrdstaddr.ifr_dstaddr; - } else - dstaddr = NULL; - - /* - * Add information for this address to the list. - */ - if (add_addr_to_iflist(&devlist, ifrp->ifr_name, - ifrflags.ifr_flags, &ifrp->ifr_addr, - netmask, broadaddr, dstaddr, errbuf) < 0) { - ret = -1; - break; - } - } - free(buf); - -#ifdef HAVE_PROC_NET_DEV - if (ret != -1) { - /* - * We haven't had any errors yet; now read "/proc/net/dev", - * and add to the list of interfaces all interfaces listed - * there that we don't already have, because, on Linux, - * SIOCGIFCONF reports only interfaces with IPv4 addresses, - * so you need to read "/proc/net/dev" to get the names of - * the rest of the interfaces. - */ - ret = scan_proc_net_dev(&devlist, fd, errbuf); - } -#endif - (void)close(fd); - - if (ret != -1) { - /* - * We haven't had any errors yet; add the "any" device, - * if we can open it. - */ - if (pcap_add_if(&devlist, "any", 0, any_descr, errbuf) < 0) { - /* - * Oops, we had a fatal error. - */ - ret = -1; - } - } - - if (ret == -1) { - /* - * We had an error; free the list we've been constructing. - */ - if (devlist != NULL) { - pcap_freealldevs(devlist); - devlist = NULL; - } - } - - *alldevsp = devlist; - return (ret); -} -#endif /* HAVE_IFADDRS_H */ /* * Free a list of interfaces. @@ -946,6 +450,8 @@ pcap_freealldevs(pcap_if_t *alldevs) } } +#ifndef WIN32 + /* * Return the name of a network interface attached to the system, or NULL * if none can be found. The interface must be configured up; the @@ -965,7 +471,7 @@ pcap_lookupdev(errbuf) if (pcap_findalldevs(&alldevs, errbuf) == -1) return (NULL); - + if (alldevs == NULL || (alldevs->flags & PCAP_IF_LOOPBACK)) { /* * There are no devices on the list, or the first device @@ -995,7 +501,7 @@ pcap_lookupdev(errbuf) int pcap_lookupnet(device, netp, maskp, errbuf) - register char *device; + register const char *device; register bpf_u_int32 *netp, *maskp; register char *errbuf; { @@ -1003,12 +509,16 @@ pcap_lookupnet(device, netp, maskp, errbuf) register struct sockaddr_in *sin; struct ifreq ifr; - /* + /* * The pseudo-device "any" listens on all interfaces and therefore * has the network address and -mask "0.0.0.0" therefore catching * all traffic. Using NULL for the interface is the same as "any". */ - if (!device || strcmp(device, "any") == 0) { + if (!device || strcmp(device, "any") == 0 +#ifdef HAVE_DAG_API + || strstr(device, "dag") != NULL +#endif + ) { *netp = *maskp = 0; return 0; } @@ -1063,3 +573,121 @@ pcap_lookupnet(device, netp, maskp, errbuf) *netp &= *maskp; return (0); } + +#else /* WIN32 */ + +/* + * Return the name of a network interface attached to the system, or NULL + * if none can be found. The interface must be configured up; the + * lowest unit number is preferred; loopback is ignored. + */ +char * +pcap_lookupdev(errbuf) + register char *errbuf; +{ + DWORD dwVersion; + DWORD dwWindowsMajorVersion; + dwVersion = GetVersion(); /* get the OS version */ + dwWindowsMajorVersion = (DWORD)(LOBYTE(LOWORD(dwVersion))); + + if (dwVersion >= 0x80000000 && dwWindowsMajorVersion >= 4) { + /* + * Windows 95, 98, ME. + */ + ULONG NameLength = 8192; + static char AdaptersName[8192]; + + PacketGetAdapterNames(AdaptersName,&NameLength); + + return (AdaptersName); + } else { + /* + * Windows NT (NT 4.0, W2K, WXP). Convert the names to UNICODE for backward compatibility + */ + ULONG NameLength = 8192; + static WCHAR AdaptersName[8192]; + char *tAstr; + WCHAR *tUstr; + WCHAR *TAdaptersName = (WCHAR*)malloc(8192 * sizeof(WCHAR)); + int NAdapts = 0; + + if(TAdaptersName == NULL) + { + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, "memory allocation failure"); + return NULL; + } + + PacketGetAdapterNames((PTSTR)TAdaptersName,&NameLength); + + tAstr = (char*)TAdaptersName; + tUstr = (WCHAR*)AdaptersName; + + /* + * Convert and copy the device names + */ + while(sscanf(tAstr, "%S", tUstr) > 0) + { + tAstr += strlen(tAstr) + 1; + tUstr += wcslen(tUstr) + 1; + NAdapts ++; + } + + tAstr++; + *tUstr = 0; + tUstr++; + + /* + * Copy the descriptions + */ + while(NAdapts--) + { + strcpy((char*)tUstr, tAstr); + (char*)tUstr += strlen(tAstr) + 1;; + tAstr += strlen(tAstr) + 1; + } + + return (char *)(AdaptersName); + } +} + + +int +pcap_lookupnet(device, netp, maskp, errbuf) + const register char *device; + register bpf_u_int32 *netp, *maskp; + register char *errbuf; +{ + /* + * We need only the first IPv4 address, so we must scan the array returned by PacketGetNetInfo() + * in order to skip non IPv4 (i.e. IPv6 addresses) + */ + npf_if_addr if_addrs[MAX_NETWORK_ADDRESSES]; + LONG if_addr_size = 1; + struct sockaddr_in *t_addr; + unsigned int i; + + if (!PacketGetNetInfoEx((void *)device, if_addrs, &if_addr_size)) { + *netp = *maskp = 0; + return (0); + } + + for(i=0; i<MAX_NETWORK_ADDRESSES; i++) + { + if(if_addrs[i].IPAddress.ss_family == AF_INET) + { + t_addr = (struct sockaddr_in *) &(if_addrs[i].IPAddress); + *netp = t_addr->sin_addr.S_un.S_addr; + t_addr = (struct sockaddr_in *) &(if_addrs[i].SubnetMask); + *maskp = t_addr->sin_addr.S_un.S_addr; + + *netp &= *maskp; + return (0); + } + + } + + *netp = *maskp = 0; + return (0); +} + +#endif /* WIN32 */ diff --git a/contrib/libpcap/lbl/os-aix4.h b/contrib/libpcap/lbl/os-aix4.h new file mode 100644 index 0000000..f7edb62 --- /dev/null +++ b/contrib/libpcap/lbl/os-aix4.h @@ -0,0 +1,25 @@ +/* + * Copyright (c) 1993, 1994, 1995, 1996, 1997 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that: (1) source code distributions + * retain the above copyright notice and this paragraph in its entirety, (2) + * distributions including binary code include the above copyright notice and + * this paragraph in its entirety in the documentation or other materials + * provided with the distribution, and (3) all advertising materials mentioning + * features or use of this software display the following acknowledgement: + * ``This product includes software developed by the University of California, + * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of + * the University nor the names of its contributors may be used to endorse + * or promote products derived from this software without specific prior + * written permission. + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. + * + * @(#) $Header: /tcpdump/master/libpcap/lbl/os-aix4.h,v 1.1 2002/06/01 09:37:40 guy Exp $ + */ + +/* Prototypes missing in AIX 4.x */ +int ffs(int i); diff --git a/contrib/libpcap/lbl/os-hpux11.h b/contrib/libpcap/lbl/os-hpux11.h new file mode 100644 index 0000000..55a79e5 --- /dev/null +++ b/contrib/libpcap/lbl/os-hpux11.h @@ -0,0 +1,25 @@ +/* + * Copyright (c) 1993, 1994, 1995, 1996, 1997 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that: (1) source code distributions + * retain the above copyright notice and this paragraph in its entirety, (2) + * distributions including binary code include the above copyright notice and + * this paragraph in its entirety in the documentation or other materials + * provided with the distribution, and (3) all advertising materials mentioning + * features or use of this software display the following acknowledgement: + * ``This product includes software developed by the University of California, + * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of + * the University nor the names of its contributors may be used to endorse + * or promote products derived from this software without specific prior + * written permission. + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. + * + * @(#) $Header: /tcpdump/master/libpcap/lbl/os-hpux11.h,v 1.1 2002/06/01 09:37:41 guy Exp $ + */ + +/* Prototypes missing in HP-UX 11.x */ +int ffs(int i); diff --git a/contrib/libpcap/lbl/os-osf5.h b/contrib/libpcap/lbl/os-osf5.h new file mode 100644 index 0000000..338caa8 --- /dev/null +++ b/contrib/libpcap/lbl/os-osf5.h @@ -0,0 +1,32 @@ +/* + * Copyright (c) 1993, 1994, 1995, 1996, 1997 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that: (1) source code distributions + * retain the above copyright notice and this paragraph in its entirety, (2) + * distributions including binary code include the above copyright notice and + * this paragraph in its entirety in the documentation or other materials + * provided with the distribution, and (3) all advertising materials mentioning + * features or use of this software display the following acknowledgement: + * ``This product includes software developed by the University of California, + * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of + * the University nor the names of its contributors may be used to endorse + * or promote products derived from this software without specific prior + * written permission. + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. + * + * @(#) $Header: /tcpdump/master/libpcap/lbl/os-osf5.h,v 1.2 2002/08/02 03:24:15 guy Exp $ (LBL) + */ + +/* + * Prototypes missing in Tru64 UNIX 5.x + * XXX - "snprintf()" and "vsnprintf()" aren't missing, but you have to + * #define the right value to get them defined by <stdio.h>. + */ +int snprintf(char *, size_t, const char *, ...); +int vsnprintf(char *, size_t, const char *, va_list); +int pfopen(char *, int); + diff --git a/contrib/libpcap/nametoaddr.c b/contrib/libpcap/nametoaddr.c index 40a4d29..f9d6a4f 100644 --- a/contrib/libpcap/nametoaddr.c +++ b/contrib/libpcap/nametoaddr.c @@ -23,37 +23,51 @@ */ #ifndef lint -static const char rcsid[] = - "@(#) $Header: /tcpdump/master/libpcap/nametoaddr.c,v 1.60 2001/07/28 22:56:35 guy Exp $ (LBL)"; +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/libpcap/nametoaddr.c,v 1.68.2.3 2003/11/19 18:13:48 guy Exp $ (LBL)"; #endif #ifdef HAVE_CONFIG_H #include "config.h" #endif +#ifdef WIN32 +#include <pcap-stdinc.h> + +#else /* WIN32 */ + #include <sys/param.h> #include <sys/types.h> /* concession to AIX */ #include <sys/socket.h> #include <sys/time.h> -struct mbuf; -struct rtentry; -#include <net/if.h> #include <netinet/in.h> +#endif /* WIN32 */ + +/* + * XXX - why was this included even on UNIX? + */ +#ifdef __MINGW32__ +#include "IP6_misc.h" +#endif + +#ifndef WIN32 +#ifdef HAVE_ETHER_HOSTTON #ifdef HAVE_NETINET_IF_ETHER_H +struct mbuf; /* Squelch compiler warnings on some platforms for */ +struct rtentry; /* declarations in <net/if.h> */ +#include <net/if.h> /* for "struct ifnet" in "struct arpcom" on Solaris */ #include <netinet/if_ether.h> -#endif +#endif /* HAVE_NETINET_IF_ETHER_H */ +#endif /* HAVE_ETHER_HOSTTON */ #include <arpa/inet.h> -#ifdef INET6 #include <netdb.h> -#include <sys/socket.h> -#endif /*INET6*/ +#endif /* WIN32 */ #include <ctype.h> #include <errno.h> #include <stdlib.h> #include <memory.h> -#include <netdb.h> #include <stdio.h> #include "pcap-int.h" @@ -125,12 +139,19 @@ pcap_nametoaddrinfo(const char *name) bpf_u_int32 pcap_nametonetaddr(const char *name) { +#ifndef WIN32 struct netent *np; if ((np = getnetbyname(name)) != NULL) return np->n_net; else return 0; +#else + /* + * There's no "getnetbyname()" on Windows. + */ + return 0; +#endif } /* @@ -142,38 +163,40 @@ int pcap_nametoport(const char *name, int *port, int *proto) { struct servent *sp; - char *other; - - sp = getservbyname(name, (char *)0); - if (sp != NULL) { - NTOHS(sp->s_port); - *port = sp->s_port; - *proto = pcap_nametoproto(sp->s_proto); - /* - * We need to check /etc/services for ambiguous entries. - * If we find the ambiguous entry, and it has the - * same port number, change the proto to PROTO_UNDEF - * so both TCP and UDP will be checked. - */ - if (*proto == IPPROTO_TCP) - other = "udp"; - else - other = "tcp"; - - sp = getservbyname(name, other); - if (sp != 0) { - NTOHS(sp->s_port); + int tcp_port = -1; + int udp_port = -1; + + /* + * We need to check /etc/services for ambiguous entries. + * If we find the ambiguous entry, and it has the + * same port number, change the proto to PROTO_UNDEF + * so both TCP and UDP will be checked. + */ + sp = getservbyname(name, "tcp"); + if (sp != NULL) tcp_port = ntohs(sp->s_port); + sp = getservbyname(name, "udp"); + if (sp != NULL) udp_port = ntohs(sp->s_port); + if (tcp_port >= 0) { + *port = tcp_port; + *proto = IPPROTO_TCP; + if (udp_port >= 0) { + if (udp_port == tcp_port) + *proto = PROTO_UNDEF; #ifdef notdef - if (*port != sp->s_port) + else /* Can't handle ambiguous names that refer to different port numbers. */ warning("ambiguous port %s in /etc/services", name); #endif - *proto = PROTO_UNDEF; } return 1; } + if (udp_port >= 0) { + *port = udp_port; + *proto = IPPROTO_UDP; + return 1; + } #if defined(ultrix) || defined(__osf__) /* Special hack in case NFS isn't in /etc/services */ if (strcmp(name, "nfs") == 0) { @@ -342,7 +365,7 @@ pcap_ether_hostton(const char *name) return (NULL); else rewind(fp); - + while ((ep = pcap_next_etherent(fp)) != NULL) { if (strcmp(ep->name, name) == 0) { ap = (u_char *)malloc(6); @@ -366,7 +389,8 @@ pcap_ether_hostton(const char *name) * "const char *", so no matter how we declare it here, it'll fail to * compile on one of 3.x or 4.x). */ -#if !defined(sgi) && !defined(__NetBSD__) && !defined(__FreeBSD__) +#if !defined(sgi) && !defined(__NetBSD__) && !defined(__FreeBSD__) && \ + !defined(_UNICOSMP) extern int ether_hostton(char *, struct ether_addr *); #endif diff --git a/contrib/libpcap/nlpid.h b/contrib/libpcap/nlpid.h index ef869da..c3ab8c2 100644 --- a/contrib/libpcap/nlpid.h +++ b/contrib/libpcap/nlpid.h @@ -15,7 +15,7 @@ * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. * - * @(#) $Header: /tcpdump/master/libpcap/nlpid.h,v 1.1 2000/10/28 09:30:22 guy Exp $ (Juniper) + * @(#) $Header: /tcpdump/master/libpcap/nlpid.h,v 1.2 2002/12/06 00:01:34 hannes Exp $ (Juniper) */ /* Types missing from some systems */ @@ -35,6 +35,21 @@ #ifndef ISO10589_ISIS #define ISO10589_ISIS 0x83 #endif +/* + * this does not really belong in the nlpid.h file + * however we need it for generating nice + * IS-IS related BPF filters + */ +#define ISIS_L1_LAN_IIH 15 +#define ISIS_L2_LAN_IIH 16 +#define ISIS_PTP_IIH 17 +#define ISIS_L1_LSP 18 +#define ISIS_L2_LSP 20 +#define ISIS_L1_CSNP 24 +#define ISIS_L2_CSNP 25 +#define ISIS_L1_PSNP 26 +#define ISIS_L2_PSNP 27 + #ifndef ISO8878A_CONS #define ISO8878A_CONS 0x84 #endif diff --git a/contrib/libpcap/optimize.c b/contrib/libpcap/optimize.c index a3ef13e..ea9f50d 100644 --- a/contrib/libpcap/optimize.c +++ b/contrib/libpcap/optimize.c @@ -21,17 +21,14 @@ * Optimization module for tcpdump intermediate representation. */ #ifndef lint -static const char rcsid[] = - "@(#) $Header: /tcpdump/master/libpcap/optimize.c,v 1.69 2001/11/12 21:57:06 fenner Exp $ (LBL)"; +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/libpcap/optimize.c,v 1.76.2.3 2003/12/22 00:26:36 guy Exp $ (LBL)"; #endif #ifdef HAVE_CONFIG_H #include "config.h" #endif -#include <sys/types.h> -#include <sys/time.h> - #include <stdio.h> #include <stdlib.h> #include <memory.h> @@ -120,9 +117,6 @@ static void opt_peep(struct block *); static void opt_stmt(struct stmt *, int[], int); static void deadstmt(struct stmt *, struct stmt *[]); static void opt_deadstores(struct block *); -static void opt_blk(struct block *, int); -static int use_conflict(struct block *, struct block *); -static void opt_j(struct edge *); static struct block *fold_edge(struct block *, struct edge *); static inline int eq_blk(struct block *, struct block *); static int slength(struct slist *); @@ -766,50 +760,39 @@ opt_peep(b) * is a known constant, we can merge this value into the * comparison. */ - if (last->s.code == (BPF_ALU|BPF_SUB|BPF_X) && - !ATOMELEM(b->out_use, A_ATOM)) { - val = b->val[X_ATOM]; - if (vmap[val].is_const) { - int op; - - b->s.k += vmap[val].const_val; - op = BPF_OP(b->s.code); - if (op == BPF_JGT || op == BPF_JGE) { - struct block *t = JT(b); - JT(b) = JF(b); - JF(b) = t; - b->s.k += 0x80000000; + if (BPF_OP(b->s.code) == BPF_JEQ) { + if (last->s.code == (BPF_ALU|BPF_SUB|BPF_X) && + !ATOMELEM(b->out_use, A_ATOM)) { + val = b->val[X_ATOM]; + if (vmap[val].is_const) { + /* + * sub x -> nop + * jeq #y jeq #(x+y) + */ + b->s.k += vmap[val].const_val; + last->s.code = NOP; + done = 0; + } else if (b->s.k == 0) { + /* + * sub #x -> nop + * jeq #0 jeq #x + */ + last->s.code = NOP; + b->s.code = BPF_CLASS(b->s.code) | + BPF_OP(b->s.code) | BPF_X; + done = 0; } - last->s.code = NOP; - done = 0; - } else if (b->s.k == 0) { - /* - * sub x -> nop - * j #0 j x - */ - last->s.code = NOP; - b->s.code = BPF_CLASS(b->s.code) | BPF_OP(b->s.code) | - BPF_X; - done = 0; } - } - /* - * Likewise, a constant subtract can be simplified. - */ - else if (last->s.code == (BPF_ALU|BPF_SUB|BPF_K) && - !ATOMELEM(b->out_use, A_ATOM)) { - int op; + /* + * Likewise, a constant subtract can be simplified. + */ + else if (last->s.code == (BPF_ALU|BPF_SUB|BPF_K) && + !ATOMELEM(b->out_use, A_ATOM)) { - b->s.k += last->s.k; - last->s.code = NOP; - op = BPF_OP(b->s.code); - if (op == BPF_JGT || op == BPF_JGE) { - struct block *t = JT(b); - JT(b) = JF(b); - JF(b) = t; - b->s.k += 0x80000000; + last->s.code = NOP; + b->s.k += last->s.k; + done = 0; } - done = 0; } /* * and #k nop @@ -824,6 +807,16 @@ opt_peep(b) opt_not(b); } /* + * jset #0 -> never + * jset #ffffffff -> always + */ + if (b->s.code == (BPF_JMP|BPF_K|BPF_JSET)) { + if (b->s.k == 0) + JT(b) = JF(b); + if (b->s.k == 0xffffffff) + JF(b) = JT(b); + } + /* * If the accumulator is a known constant, we can compute the * comparison result. */ @@ -992,18 +985,17 @@ opt_stmt(s, val, alter) * that is 0, and simplify. This may not seem like * much of a simplification but it could open up further * optimizations. - * XXX We could also check for mul by 1, and -1, etc. + * XXX We could also check for mul by 1, etc. */ if (alter && vmap[val[A_ATOM]].is_const && vmap[val[A_ATOM]].const_val == 0) { - if (op == BPF_ADD || op == BPF_OR || - op == BPF_LSH || op == BPF_RSH || op == BPF_SUB) { + if (op == BPF_ADD || op == BPF_OR) { s->code = BPF_MISC|BPF_TXA; vstore(s, &val[A_ATOM], val[X_ATOM], alter); break; } else if (op == BPF_MUL || op == BPF_DIV || - op == BPF_AND) { + op == BPF_AND || op == BPF_LSH || op == BPF_RSH) { s->code = BPF_LD|BPF_IMM; s->k = 0; vstore(s, &val[A_ATOM], K(s->k), alter); @@ -1148,7 +1140,7 @@ opt_blk(b, do_stmts) * already there, or if this block is a return, * eliminate all the statements. */ - if (do_stmts && + if (do_stmts && ((b->out_use == 0 && aval != 0 &&b->val[A_ATOM] == aval) || BPF_CLASS(b->s.code) == BPF_RET)) { if (b->stmts != 0) { @@ -1851,17 +1843,23 @@ opt_init(root) unMarkAll(); n = count_blocks(root); blocks = (struct block **)malloc(n * sizeof(*blocks)); + if (blocks == NULL) + bpf_error("malloc"); unMarkAll(); n_blocks = 0; number_blks_r(root); n_edges = 2 * n_blocks; edges = (struct edge **)malloc(n_edges * sizeof(*edges)); + if (edges == NULL) + bpf_error("malloc"); /* * The number of levels is bounded by the number of nodes. */ levels = (struct block **)malloc(n_blocks * sizeof(*levels)); + if (levels == NULL) + bpf_error("malloc"); edgewords = n_edges / (8 * sizeof(bpf_u_int32)) + 1; nodewords = n_blocks / (8 * sizeof(bpf_u_int32)) + 1; @@ -1869,6 +1867,8 @@ opt_init(root) /* XXX */ space = (bpf_u_int32 *)malloc(2 * n_blocks * nodewords * sizeof(*space) + n_edges * edgewords * sizeof(*space)); + if (space == NULL) + bpf_error("malloc"); p = space; all_dom_sets = p; for (i = 0; i < n; ++i) { @@ -1906,6 +1906,8 @@ opt_init(root) maxval = 3 * max_stmts; vmap = (struct vmapinfo *)malloc(maxval * sizeof(*vmap)); vnode_base = (struct valnode *)malloc(maxval * sizeof(*vnode_base)); + if (vmap == NULL || vnode_base == NULL) + bpf_error("malloc"); } /* @@ -1954,7 +1956,7 @@ convert_code_r(p) /* generate offset[] for convenience */ if (slen) { - offset = (struct slist **)calloc(sizeof(struct slist *), slen); + offset = (struct slist **)calloc(slen, sizeof(struct slist *)); if (!offset) { bpf_error("not enough core"); /*NOTREACHED*/ @@ -2100,12 +2102,14 @@ icode_to_fcode(root, lenp) while (1) { unMarkAll(); n = *lenp = count_stmts(root); - + fp = (struct bpf_insn *)malloc(sizeof(*fp) * n); + if (fp == NULL) + bpf_error("malloc"); memset((char *)fp, 0, sizeof(*fp) * n); fstart = fp; ftail = fp + n; - + unMarkAll(); if (convert_code_r(root)) break; diff --git a/contrib/libpcap/packaging/pcap.spec b/contrib/libpcap/packaging/pcap.spec new file mode 100644 index 0000000..e9ff7cf --- /dev/null +++ b/contrib/libpcap/packaging/pcap.spec @@ -0,0 +1,65 @@ +%define prefix /usr +%define version 0.8 + +Summary: packet capture library +Name: libpcap +Version: %version +Release: 1 +Group: Development/Libraries +Copyright: BSD +Source: libpcap-0.8.tar.gz +BuildRoot: /tmp/%{name}-buildroot +URL: http://www.tcpdump.org + +%description +Packet-capture library LIBPCAP 0.8 +Now maintained by "The Tcpdump Group" +See http://www.tcpdump.org +Please send inquiries/comments/reports to tcpdump-workers@tcpdump.org + +%prep +%setup + +%post +ldconfig + +%build +CFLAGS="$RPM_OPT_FLAGS" ./configure --prefix=%prefix +make + +%install +rm -rf $RPM_BUILD_ROOT +mkdir -p $RPM_BUILD_ROOT/usr/{lib,include} +mkdir -p $RPM_BUILD_ROOT/usr/share/man +mkdir -p $RPM_BUILD_ROOT/usr/include/net +mkdir -p $RPM_BUILD_ROOT/usr/man/man3 +make install DESTDIR=$RPM_BUILD_ROOT mandir=/usr/share/man +cd $RPM_BUILD_ROOT/usr/lib +V1=`echo 0.8 | sed 's/\\.[^\.]*$//g'` +V2=`echo 0.8 | sed 's/\\.[^\.]*\.[^\.]*$//g'` +ln -sf libpcap.so.0.8 libpcap.so.$V1 +if test "$V2" -ne "$V1"; then + ln -sf libpcap.so.$V1 libpcap.so.$V2 + ln -sf libpcap.so.$V2 libpcap.so +else + ln -sf libpcap.so.$V1 libpcap.so +fi + +#install -m 755 -o root libpcap.a $RPM_BUILD_ROOT/usr/lib +#install -m 644 -o root pcap.3 $RPM_BUILD_ROOT/usr/man/man3 +#install -m 644 -o root pcap.h $RPM_BUILD_ROOT/usr/include +#install -m 644 -o root pcap-bpf.h $RPM_BUILD_ROOT/usr/include/net +#install -m 644 -o root pcap-namedb.h $RPM_BUILD_ROOT/usr/include + +%clean +rm -rf $RPM_BUILD_ROOT + +%files +%defattr(-,root,root) +%doc LICENSE CHANGES INSTALL.txt README.linux TODO VERSION CREDITS packaging/pcap.spec +/usr/lib/libpcap.a +/usr/share/man/man3/* +/usr/include/pcap.h +/usr/include/pcap-bpf.h +/usr/include/pcap-namedb.h +/usr/lib/libpcap.so* diff --git a/contrib/libpcap/pcap-bpf.c b/contrib/libpcap/pcap-bpf.c index 6d74af7..5b0eab6 100644 --- a/contrib/libpcap/pcap-bpf.c +++ b/contrib/libpcap/pcap-bpf.c @@ -19,8 +19,8 @@ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. */ #ifndef lint -static const char rcsid[] = - "@(#) $Header: /tcpdump/master/libpcap/pcap-bpf.c,v 1.48 2001/12/10 07:14:14 guy Exp $ (LBL)"; +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/libpcap/pcap-bpf.c,v 1.67.2.4 2003/11/22 00:06:28 guy Exp $ (LBL)"; #endif #ifdef HAVE_CONFIG_H @@ -33,18 +33,56 @@ static const char rcsid[] = #include <sys/socket.h> #include <sys/file.h> #include <sys/ioctl.h> +#include <sys/utsname.h> #include <net/if.h> + #ifdef _AIX + +/* + * Make "pcap.h" not include "pcap-bpf.h"; we are going to include the + * native OS version, as we need "struct bpf_config" from it. + */ +#define PCAP_DONT_INCLUDE_PCAP_BPF_H + +#include <sys/types.h> + /* - * XXX - I'm guessing here AIX defines IFT_ values in <net/if_types.h>, - * as BSD does. If not, this code won't compile, but, if not, you - * want to send us a bug report and fall back on using DLPI. - * It's not as if BPF used to work right on AIX before this change; - * this change attempts to fix the fact that it didn't.... + * Prevent bpf.h from redefining the DLT_ values to their + * IFT_ values, as we're going to return the standard libpcap + * values, not IBM's non-standard IFT_ values. */ +#undef _AIX +#include <net/bpf.h> +#define _AIX + #include <net/if_types.h> /* for IFT_ values */ -#endif +#include <sys/sysconfig.h> +#include <sys/device.h> +#include <odmi.h> +#include <cf.h> + +#ifdef __64BIT__ +#define domakedev makedev64 +#define getmajor major64 +#define bpf_hdr bpf_hdr32 +#else /* __64BIT__ */ +#define domakedev makedev +#define getmajor major +#endif /* __64BIT__ */ + +#define BPF_NAME "bpf" +#define BPF_MINORS 4 +#define DRIVER_PATH "/usr/lib/drivers" +#define BPF_NODE "/dev/bpf" +static int bpfloadedflag = 0; +static int odmlockid = 0; + +#else /* _AIX */ + +#include <net/bpf.h> + +#endif /* _AIX */ #include <ctype.h> #include <errno.h> @@ -56,14 +94,21 @@ static const char rcsid[] = #include "pcap-int.h" +#ifdef HAVE_DAG_API +#include "pcap-dag.h" +#endif /* HAVE_DAG_API */ + #ifdef HAVE_OS_PROTO_H #include "os-proto.h" #endif -#include "gencode.h" +#include "gencode.h" /* for "no_optimize" */ -int -pcap_stats(pcap_t *p, struct pcap_stat *ps) +static int pcap_setfilter_bpf(pcap_t *p, struct bpf_program *fp); +static int pcap_set_datalink_bpf(pcap_t *p, int dlt); + +static int +pcap_stats_bpf(pcap_t *p, struct pcap_stat *ps) { struct bpf_stat s; @@ -91,14 +136,28 @@ pcap_stats(pcap_t *p, struct pcap_stat *ps) return (0); } -int -pcap_read(pcap_t *p, int cnt, pcap_handler callback, u_char *user) +static int +pcap_read_bpf(pcap_t *p, int cnt, pcap_handler callback, u_char *user) { int cc; int n = 0; register u_char *bp, *ep; + struct bpf_insn *fcode; + fcode = p->md.use_bpf ? NULL : p->fcode.bf_insns; again: + /* + * Has "pcap_breakloop()" been called? + */ + if (p->break_loop) { + /* + * Yes - clear the flag that indicates that it + * has, and return -2 to indicate that we were + * told to break out of the loop. + */ + p->break_loop = 0; + return (-2); + } cc = p->cc; if (p->cc == 0) { cc = read(p->fd, (char *)p->buffer, p->bufsize); @@ -109,6 +168,32 @@ pcap_read(pcap_t *p, int cnt, pcap_handler callback, u_char *user) case EINTR: goto again; +#ifdef _AIX + case EFAULT: + /* + * Sigh. More AIX wonderfulness. + * + * For some unknown reason the uiomove() + * operation in the bpf kernel extension + * used to copy the buffer into user + * space sometimes returns EFAULT. I have + * no idea why this is the case given that + * a kernel debugger shows the user buffer + * is correct. This problem appears to + * be mostly mitigated by the memset of + * the buffer before it is first used. + * Very strange.... Shaun Clowes + * + * In any case this means that we shouldn't + * treat EFAULT as a fatal error; as we + * don't have an API for returning + * a "some packets were dropped since + * the last packet you saw" indication, + * we just ignore EFAULT and keep reading. + */ + goto again; +#endif + case EWOULDBLOCK: return (0); #if defined(sun) && !defined(BSD) @@ -141,31 +226,65 @@ pcap_read(pcap_t *p, int cnt, pcap_handler callback, u_char *user) ep = bp + cc; while (bp < ep) { register int caplen, hdrlen; + + /* + * Has "pcap_breakloop()" been called? + * If so, return immediately - if we haven't read any + * packets, clear the flag and return -2 to indicate + * that we were told to break out of the loop, otherwise + * leave the flag set, so that the *next* call will break + * out of the loop without having read any packets, and + * return the number of packets we've processed so far. + */ + if (p->break_loop) { + if (n == 0) { + p->break_loop = 0; + return (-2); + } else { + p->bp = bp; + p->cc = ep - bp; + return (n); + } + } + caplen = bhp->bh_caplen; hdrlen = bhp->bh_hdrlen; /* - * XXX A bpf_hdr matches a pcap_pkthdr. + * Short-circuit evaluation: if using BPF filter + * in kernel, no need to do it now. */ + if (fcode == NULL || + bpf_filter(fcode, bp + hdrlen, bhp->bh_datalen, caplen)) { #ifdef _AIX - /* - * AIX's BPF returns seconds/nanoseconds time stamps, not - * seconds/microseconds time stamps. - * - * XXX - I'm guessing here that it's a "struct timestamp"; - * if not, this code won't compile, but, if not, you - * want to send us a bug report and fall back on using - * DLPI. It's not as if BPF used to work right on - * AIX before this change; this change attempts to fix - * the fact that it didn't.... - */ - bhp->bh_tstamp.tv_usec = bhp->bh_tstamp.tv_usec/1000; + /* + * AIX's BPF returns seconds/nanoseconds time + * stamps, not seconds/microseconds time stamps. + * + * XXX - I'm guessing here that it's a "struct + * timestamp"; if not, this code won't compile, + * but, if not, you want to send us a bug report + * and fall back on using DLPI. It's not as if + * BPF used to work right on AIX before this + * change; this change attempts to fix the fact + * that it didn't.... + */ + bhp->bh_tstamp.tv_usec = bhp->bh_tstamp.tv_usec/1000; #endif - (*callback)(user, (struct pcap_pkthdr*)bp, bp + hdrlen); - bp += BPF_WORDALIGN(caplen + hdrlen); - if (++n >= cnt && cnt > 0) { - p->bp = bp; - p->cc = ep - bp; - return (n); + /* + * XXX A bpf_hdr matches a pcap_pkthdr. + */ + (*callback)(user, (struct pcap_pkthdr*)bp, bp + hdrlen); + bp += BPF_WORDALIGN(caplen + hdrlen); + if (++n >= cnt && cnt > 0) { + p->bp = bp; + p->cc = ep - bp; + return (n); + } + } else { + /* + * Skip this packet. + */ + bp += BPF_WORDALIGN(caplen + hdrlen); } } #undef bhp @@ -173,6 +292,159 @@ pcap_read(pcap_t *p, int cnt, pcap_handler callback, u_char *user) return (n); } +#ifdef _AIX +static int +bpf_odminit(char *errbuf) +{ + char *errstr; + + if (odm_initialize() == -1) { + if (odm_err_msg(odmerrno, &errstr) == -1) + errstr = "Unknown error"; + snprintf(errbuf, PCAP_ERRBUF_SIZE, + "bpf_load: odm_initialize failed: %s", + errstr); + return (-1); + } + + if ((odmlockid = odm_lock("/etc/objrepos/config_lock", ODM_WAIT)) == -1) { + if (odm_err_msg(odmerrno, &errstr) == -1) + errstr = "Unknown error"; + snprintf(errbuf, PCAP_ERRBUF_SIZE, + "bpf_load: odm_lock of /etc/objrepos/config_lock failed: %s", + errstr); + return (-1); + } + + return (0); +} + +static int +bpf_odmcleanup(char *errbuf) +{ + char *errstr; + + if (odm_unlock(odmlockid) == -1) { + if (odm_err_msg(odmerrno, &errstr) == -1) + errstr = "Unknown error"; + snprintf(errbuf, PCAP_ERRBUF_SIZE, + "bpf_load: odm_unlock failed: %s", + errstr); + return (-1); + } + + if (odm_terminate() == -1) { + if (odm_err_msg(odmerrno, &errstr) == -1) + errstr = "Unknown error"; + snprintf(errbuf, PCAP_ERRBUF_SIZE, + "bpf_load: odm_terminate failed: %s", + errstr); + return (-1); + } + + return (0); +} + +static int +bpf_load(char *errbuf) +{ + long major; + int *minors; + int numminors, i, rc; + char buf[1024]; + struct stat sbuf; + struct bpf_config cfg_bpf; + struct cfg_load cfg_ld; + struct cfg_kmod cfg_km; + + /* + * This is very very close to what happens in the real implementation + * but I've fixed some (unlikely) bug situations. + */ + if (bpfloadedflag) + return (0); + + if (bpf_odminit(errbuf) != 0) + return (-1); + + major = genmajor(BPF_NAME); + if (major == -1) { + snprintf(errbuf, PCAP_ERRBUF_SIZE, + "bpf_load: genmajor failed: %s", pcap_strerror(errno)); + return (-1); + } + + minors = getminor(major, &numminors, BPF_NAME); + if (!minors) { + minors = genminor("bpf", major, 0, BPF_MINORS, 1, 1); + if (!minors) { + snprintf(errbuf, PCAP_ERRBUF_SIZE, + "bpf_load: genminor failed: %s", + pcap_strerror(errno)); + return (-1); + } + } + + if (bpf_odmcleanup(errbuf)) + return (-1); + + rc = stat(BPF_NODE "0", &sbuf); + if (rc == -1 && errno != ENOENT) { + snprintf(errbuf, PCAP_ERRBUF_SIZE, + "bpf_load: can't stat %s: %s", + BPF_NODE "0", pcap_strerror(errno)); + return (-1); + } + + if (rc == -1 || getmajor(sbuf.st_rdev) != major) { + for (i = 0; i < BPF_MINORS; i++) { + sprintf(buf, "%s%d", BPF_NODE, i); + unlink(buf); + if (mknod(buf, S_IRUSR | S_IFCHR, domakedev(major, i)) == -1) { + snprintf(errbuf, PCAP_ERRBUF_SIZE, + "bpf_load: can't mknod %s: %s", + buf, pcap_strerror(errno)); + return (-1); + } + } + } + + /* Check if the driver is loaded */ + memset(&cfg_ld, 0x0, sizeof(cfg_ld)); + cfg_ld.path = buf; + sprintf(cfg_ld.path, "%s/%s", DRIVER_PATH, BPF_NAME); + if ((sysconfig(SYS_QUERYLOAD, (void *)&cfg_ld, sizeof(cfg_ld)) == -1) || + (cfg_ld.kmid == 0)) { + /* Driver isn't loaded, load it now */ + if (sysconfig(SYS_SINGLELOAD, (void *)&cfg_ld, sizeof(cfg_ld)) == -1) { + snprintf(errbuf, PCAP_ERRBUF_SIZE, + "bpf_load: could not load driver: %s", + strerror(errno)); + return (-1); + } + } + + /* Configure the driver */ + cfg_km.cmd = CFG_INIT; + cfg_km.kmid = cfg_ld.kmid; + cfg_km.mdilen = sizeof(cfg_bpf); + cfg_km.mdiptr = (void *)&cfg_bpf; + for (i = 0; i < BPF_MINORS; i++) { + cfg_bpf.devno = domakedev(major, i); + if (sysconfig(SYS_CFGKMOD, (void *)&cfg_km, sizeof(cfg_km)) == -1) { + snprintf(errbuf, PCAP_ERRBUF_SIZE, + "bpf_load: could not configure driver: %s", + strerror(errno)); + return (-1); + } + } + + bpfloadedflag = 1; + + return (0); +} +#endif + static inline int bpf_open(pcap_t *p, char *errbuf) { @@ -180,6 +452,16 @@ bpf_open(pcap_t *p, char *errbuf) int n = 0; char device[sizeof "/dev/bpf0000000000"]; +#ifdef _AIX + /* + * Load the bpf driver, if it isn't already loaded, + * and create the BPF device entries, if they don't + * already exist. + */ + if (bpf_load(errbuf) == -1) + return (-1); +#endif + /* * Go through all the minors and find one that isn't in use. */ @@ -198,17 +480,48 @@ bpf_open(pcap_t *p, char *errbuf) return (fd); } +static void +pcap_close_bpf(pcap_t *p) +{ + if (p->buffer != NULL) + free(p->buffer); + if (p->fd >= 0) + close(p->fd); +} + +/* + * XXX - on AIX, IBM's tcpdump (and perhaps the incompatible-with-everybody- + * else's libpcap in AIX 5.1) appears to forcibly load the BPF driver + * if it's not already loaded, and to create the BPF devices if they + * don't exist. + * + * It'd be nice if we could do the same, although the code to do so + * might be version-dependent, alas (the way to do it isn't necessarily + * documented). + */ pcap_t * -pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) +pcap_open_live(const char *device, int snaplen, int promisc, int to_ms, + char *ebuf) { int fd; struct ifreq ifr; struct bpf_version bv; +#ifdef BIOCGDLTLIST struct bpf_dltlist bdl; +#endif u_int v; pcap_t *p; + struct utsname osinfo; - bzero(&bdl, sizeof(bdl)); +#ifdef HAVE_DAG_API + if (strstr(device, "dag")) { + return dag_open_live(device, snaplen, promisc, to_ms, ebuf); + } +#endif /* HAVE_DAG_API */ + +#ifdef BIOCGDLTLIST + memset(&bdl, 0, sizeof(bdl)); +#endif p = (pcap_t *)malloc(sizeof(*p)); if (p == NULL) { @@ -239,12 +552,15 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) /* * Try finding a good size for the buffer; 32768 may be too * big, so keep cutting it in half until we find a size - * that works, or run out of sizes to try. + * that works, or run out of sizes to try. If the default + * is larger, don't make it smaller. * * XXX - there should be a user-accessible hook to set the * initial buffer size. */ - for (v = 32768; v != 0; v >>= 1) { + if ((ioctl(fd, BIOCGBLEN, (caddr_t)&v) < 0) || v < 32768) + v = 32768; + for ( ; v != 0; v >>= 1) { /* Ignore the return value - this is because the call fails * on BPF systems that don't have kernel malloc. And if * the call fails, it's no big deal, we just continue to @@ -294,11 +610,15 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) v = DLT_IEEE802; break; + case IFT_LOOP: + v = DLT_NULL; + break; + default: /* * We don't know what to map this to yet. */ - snprintf(ebuf, PCAP_ERRBUF_SIZE, "unknown interface type %lu", + snprintf(ebuf, PCAP_ERRBUF_SIZE, "unknown interface type %u", v); goto bad; } @@ -316,7 +636,7 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) break; case 11: /*DLT_FR*/ - v = DLT_RAW; /*XXX*/ + v = DLT_FRELAY; break; case 12: /*DLT_C_HDLC*/ @@ -326,12 +646,13 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) #endif p->linktype = v; +#ifdef BIOCGDLTLIST /* - * We know the default link type -- now determine any additional - * DLTs this interface supports. If this fails, it's not fatal; - * we just don't get to use the feature later. + * We know the default link type -- now determine all the DLTs + * this interface supports. If this fails with EINVAL, it's + * not fatal; we just don't get to use the feature later. */ - if (ioctl(fd, BIOCGDLTLIST, (caddr_t) &bdl) == 0) { + if (ioctl(fd, BIOCGDLTLIST, (caddr_t)&bdl) == 0) { bdl.bfl_list = (u_int *) malloc(sizeof(u_int) * bdl.bfl_len); if (bdl.bfl_list == NULL) { (void)snprintf(ebuf, PCAP_ERRBUF_SIZE, "malloc: %s", @@ -339,19 +660,30 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) goto bad; } - if (ioctl(fd, BIOCGDLTLIST, (caddr_t) &bdl) < 0) { + if (ioctl(fd, BIOCGDLTLIST, (caddr_t)&bdl) < 0) { (void)snprintf(ebuf, PCAP_ERRBUF_SIZE, "BIOCGDLTLIST: %s", pcap_strerror(errno)); - free(bdl.bfl_list); goto bad; } p->dlt_count = bdl.bfl_len; p->dlt_list = bdl.bfl_list; + } else { + if (errno != EINVAL) { + (void)snprintf(ebuf, PCAP_ERRBUF_SIZE, + "BIOCGDLTLIST: %s", pcap_strerror(errno)); + goto bad; + } } +#endif /* set timeout */ if (to_ms != 0) { + /* + * XXX - is this seconds/nanoseconds in AIX? + * (Treating it as such doesn't fix the timeout + * problem described below.) + */ struct timeval to; to.tv_sec = to_ms / 1000; to.tv_usec = (to_ms * 1000) % 1000000; @@ -439,18 +771,98 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) pcap_strerror(errno)); goto bad; } +#ifdef _AIX + /* For some strange reason this seems to prevent the EFAULT + * problems we have experienced from AIX BPF. */ + memset(p->buffer, 0x0, p->bufsize); +#endif + + /* + * On most BPF platforms, either you can do a "select()" or + * "poll()" on a BPF file descriptor and it works correctly, + * or you can do it and it will return "readable" if the + * hold buffer is full but not if the timeout expires *and* + * a non-blocking read will, if the hold buffer is empty + * but the store buffer isn't empty, rotate the buffers + * and return what packets are available. + * + * In the latter case, the fact that a non-blocking read + * will give you the available packets means you can work + * around the failure of "select()" and "poll()" to wake up + * and return "readable" when the timeout expires by using + * the timeout as the "select()" or "poll()" timeout, putting + * the BPF descriptor into non-blocking mode, and read from + * it regardless of whether "select()" reports it as readable + * or not. + * + * However, in FreeBSD 4.3 and 4.4, "select()" and "poll()" + * won't wake up and return "readable" if the timer expires + * and non-blocking reads return EWOULDBLOCK if the hold + * buffer is empty, even if the store buffer is non-empty. + * + * This means the workaround in question won't work. + * + * Therefore, on FreeBSD 4.3 and 4.4, we set "p->selectable_fd" + * to -1, which means "sorry, you can't use 'select()' or 'poll()' + * here". On all other BPF platforms, we set it to the FD for + * the BPF device; in NetBSD, OpenBSD, and Darwin, a non-blocking + * read will, if the hold buffer is empty and the store buffer + * isn't empty, rotate the buffers and return what packets are + * there (and in sufficiently recent versions of OpenBSD + * "select()" and "poll()" should work correctly). + * + * XXX - what about AIX? + */ + if (uname(&osinfo) == 0) { + /* + * We can check what OS this is. + */ + if (strcmp(osinfo.sysname, "FreeBSD") == 0 && + (strcmp(osinfo.release, "4.3") == 0 || + strcmp(osinfo.release, "4.4") == 0)) + p->selectable_fd = -1; + else + p->selectable_fd = p->fd; + } else { + /* + * We can't find out what OS this is, so assume we can + * do a "select()" or "poll()". + */ + p->selectable_fd = p->fd; + } + + p->read_op = pcap_read_bpf; + p->setfilter_op = pcap_setfilter_bpf; + p->set_datalink_op = pcap_set_datalink_bpf; + p->getnonblock_op = pcap_getnonblock_fd; + p->setnonblock_op = pcap_setnonblock_fd; + p->stats_op = pcap_stats_bpf; + p->close_op = pcap_close_bpf; return (p); bad: (void)close(fd); +#ifdef BIOCGDLTLIST if (bdl.bfl_list != NULL) free(bdl.bfl_list); +#endif free(p); return (NULL); } int -pcap_setfilter(pcap_t *p, struct bpf_program *fp) +pcap_platform_finddevs(pcap_if_t **alldevsp, char *errbuf) +{ +#ifdef HAVE_DAG_API + if (dag_platform_finddevs(alldevsp, errbuf) < 0) + return (-1); +#endif /* HAVE_DAG_API */ + + return (0); +} + +static int +pcap_setfilter_bpf(pcap_t *p, struct bpf_program *fp) { /* * It looks that BPF code generated by gen_protochain() is not @@ -458,37 +870,41 @@ pcap_setfilter(pcap_t *p, struct bpf_program *fp) * Take a safer side for now. */ if (no_optimize) { + /* + * XXX - what if we already have a filter in the kernel? + */ if (install_bpf_program(p, fp) < 0) return (-1); - } else if (p->sf.rfile != NULL) { - if (install_bpf_program(p, fp) < 0) - return (-1); - } else if (ioctl(p->fd, BIOCSETF, (caddr_t)fp) < 0) { + p->md.use_bpf = 0; /* filtering in userland */ + return (0); + } + + /* + * Free any user-mode filter we might happen to have installed. + */ + pcap_freecode(&p->fcode); + + /* + * Try to install the kernel filter. + */ + if (ioctl(p->fd, BIOCSETF, (caddr_t)fp) < 0) { snprintf(p->errbuf, PCAP_ERRBUF_SIZE, "BIOCSETF: %s", pcap_strerror(errno)); return (-1); } + p->md.use_bpf = 1; /* filtering in the kernel */ return (0); } -int -pcap_set_datalink(pcap_t *p, int dlt) +static int +pcap_set_datalink_bpf(pcap_t *p, int dlt) { - int i; - - for (i = 0; i < p->dlt_count; i++) - if (p->dlt_list[i] == dlt) - break; - if (i >= p->dlt_count) { - (void) snprintf(p->errbuf, sizeof(p->errbuf), - "No such DLT as %d", dlt); - return -1; - } +#ifdef BIOCSDLT if (ioctl(p->fd, BIOCSDLT, &dlt) == -1) { (void) snprintf(p->errbuf, sizeof(p->errbuf), "Cannot set DLT %d: %s", dlt, strerror(errno)); - return -1; + return (-1); } - p->linktype = dlt; - return 0; +#endif + return (0); } diff --git a/contrib/libpcap/pcap-bpf.h b/contrib/libpcap/pcap-bpf.h new file mode 100644 index 0000000..80d589d --- /dev/null +++ b/contrib/libpcap/pcap-bpf.h @@ -0,0 +1,596 @@ +/*- + * Copyright (c) 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from the Stanford/CMU enet packet filter, + * (net/enet.c) distributed as part of 4.3BSD, and code contributed + * to Berkeley by Steven McCanne and Van Jacobson both of Lawrence + * Berkeley Laboratory. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)bpf.h 7.1 (Berkeley) 5/7/91 + * + * @(#) $Header: /tcpdump/master/libpcap/pcap-bpf.h,v 1.9.2.9 2004/03/28 21:45:32 fenner Exp $ (LBL) + */ + +/* + * This is libpcap's cut-down version of bpf.h; it includes only + * the stuff needed for the code generator and the userland BPF + * interpreter, and the libpcap APIs for setting filters, etc.. + * + * "pcap-bpf.c" will include the native OS version, as it deals with + * the OS's BPF implementation. + * + * XXX - should this all just be moved to "pcap.h"? + */ + +#ifndef BPF_MAJOR_VERSION + +#ifdef __cplusplus +extern "C" { +#endif + +/* BSD style release date */ +#define BPF_RELEASE 199606 + +typedef int bpf_int32; +typedef u_int bpf_u_int32; + +/* + * Alignment macros. BPF_WORDALIGN rounds up to the next + * even multiple of BPF_ALIGNMENT. + */ +#ifndef __NetBSD__ +#define BPF_ALIGNMENT sizeof(bpf_int32) +#else +#define BPF_ALIGNMENT sizeof(long) +#endif +#define BPF_WORDALIGN(x) (((x)+(BPF_ALIGNMENT-1))&~(BPF_ALIGNMENT-1)) + +#define BPF_MAXINSNS 512 +#define BPF_MAXBUFSIZE 0x8000 +#define BPF_MINBUFSIZE 32 + +/* + * Structure for "pcap_compile()", "pcap_setfilter()", etc.. + */ +struct bpf_program { + u_int bf_len; + struct bpf_insn *bf_insns; +}; + +/* + * Struct return by BIOCVERSION. This represents the version number of + * the filter language described by the instruction encodings below. + * bpf understands a program iff kernel_major == filter_major && + * kernel_minor >= filter_minor, that is, if the value returned by the + * running kernel has the same major number and a minor number equal + * equal to or less than the filter being downloaded. Otherwise, the + * results are undefined, meaning an error may be returned or packets + * may be accepted haphazardly. + * It has nothing to do with the source code version. + */ +struct bpf_version { + u_short bv_major; + u_short bv_minor; +}; +/* Current version number of filter architecture. */ +#define BPF_MAJOR_VERSION 1 +#define BPF_MINOR_VERSION 1 + +/* + * Data-link level type codes. + * + * Do *NOT* add new values to this list without asking + * "tcpdump-workers@tcpdump.org" for a value. Otherwise, you run the + * risk of using a value that's already being used for some other purpose, + * and of having tools that read libpcap-format captures not being able + * to handle captures with your new DLT_ value, with no hope that they + * will ever be changed to do so (as that would destroy their ability + * to read captures using that value for that other purpose). + */ + +/* + * These are the types that are the same on all platforms, and that + * have been defined by <net/bpf.h> for ages. + */ +#define DLT_NULL 0 /* no link-layer encapsulation */ +#define DLT_EN10MB 1 /* Ethernet (10Mb) */ +#define DLT_EN3MB 2 /* Experimental Ethernet (3Mb) */ +#define DLT_AX25 3 /* Amateur Radio AX.25 */ +#define DLT_PRONET 4 /* Proteon ProNET Token Ring */ +#define DLT_CHAOS 5 /* Chaos */ +#define DLT_IEEE802 6 /* IEEE 802 Networks */ +#define DLT_ARCNET 7 /* ARCNET, with BSD-style header */ +#define DLT_SLIP 8 /* Serial Line IP */ +#define DLT_PPP 9 /* Point-to-point Protocol */ +#define DLT_FDDI 10 /* FDDI */ + +/* + * These are types that are different on some platforms, and that + * have been defined by <net/bpf.h> for ages. We use #ifdefs to + * detect the BSDs that define them differently from the traditional + * libpcap <net/bpf.h> + * + * XXX - DLT_ATM_RFC1483 is 13 in BSD/OS, and DLT_RAW is 14 in BSD/OS, + * but I don't know what the right #define is for BSD/OS. + */ +#define DLT_ATM_RFC1483 11 /* LLC/SNAP encapsulated atm */ + +#ifdef __OpenBSD__ +#define DLT_RAW 14 /* raw IP */ +#else +#define DLT_RAW 12 /* raw IP */ +#endif + +/* + * Given that the only OS that currently generates BSD/OS SLIP or PPP + * is, well, BSD/OS, arguably everybody should have chosen its values + * for DLT_SLIP_BSDOS and DLT_PPP_BSDOS, which are 15 and 16, but they + * didn't. So it goes. + */ +#if defined(__NetBSD__) || defined(__FreeBSD__) +#ifndef DLT_SLIP_BSDOS +#define DLT_SLIP_BSDOS 13 /* BSD/OS Serial Line IP */ +#define DLT_PPP_BSDOS 14 /* BSD/OS Point-to-point Protocol */ +#endif +#else +#define DLT_SLIP_BSDOS 15 /* BSD/OS Serial Line IP */ +#define DLT_PPP_BSDOS 16 /* BSD/OS Point-to-point Protocol */ +#endif + +/* + * 17 is used for DLT_OLD_PFLOG in OpenBSD; + * OBSOLETE: DLT_PFLOG is 117 in OpenBSD now as well. See below. + * 18 is used for DLT_PFSYNC in OpenBSD; don't use it for anything else. + */ + +#define DLT_ATM_CLIP 19 /* Linux Classical-IP over ATM */ + +/* + * These values are defined by NetBSD; other platforms should refrain from + * using them for other purposes, so that NetBSD savefiles with link + * types of 50 or 51 can be read as this type on all platforms. + */ +#define DLT_PPP_SERIAL 50 /* PPP over serial with HDLC encapsulation */ +#define DLT_PPP_ETHER 51 /* PPP over Ethernet */ + +/* + * The Axent Raptor firewall - now the Symantec Enterprise Firewall - uses + * a link-layer type of 99 for the tcpdump it supplies. The link-layer + * header has 6 bytes of unknown data, something that appears to be an + * Ethernet type, and 36 bytes that appear to be 0 in at least one capture + * I've seen. + */ +#define DLT_SYMANTEC_FIREWALL 99 + +/* + * Values between 100 and 103 are used in capture file headers as + * link-layer types corresponding to DLT_ types that differ + * between platforms; don't use those values for new DLT_ new types. + */ + +/* + * This value was defined by libpcap 0.5; platforms that have defined + * it with a different value should define it here with that value - + * a link type of 104 in a save file will be mapped to DLT_C_HDLC, + * whatever value that happens to be, so programs will correctly + * handle files with that link type regardless of the value of + * DLT_C_HDLC. + * + * The name DLT_C_HDLC was used by BSD/OS; we use that name for source + * compatibility with programs written for BSD/OS. + * + * libpcap 0.5 defined it as DLT_CHDLC; we define DLT_CHDLC as well, + * for source compatibility with programs written for libpcap 0.5. + */ +#define DLT_C_HDLC 104 /* Cisco HDLC */ +#define DLT_CHDLC DLT_C_HDLC + +#define DLT_IEEE802_11 105 /* IEEE 802.11 wireless */ + +/* + * 106 is reserved for Linux Classical IP over ATM; it's like DLT_RAW, + * except when it isn't. (I.e., sometimes it's just raw IP, and + * sometimes it isn't.) We currently handle it as DLT_LINUX_SLL, + * so that we don't have to worry about the link-layer header.) + */ + +/* + * Frame Relay; BSD/OS has a DLT_FR with a value of 11, but that collides + * with other values. + * DLT_FR and DLT_FRELAY packets start with the Q.922 Frame Relay header + * (DLCI, etc.). + */ +#define DLT_FRELAY 107 + +/* + * OpenBSD DLT_LOOP, for loopback devices; it's like DLT_NULL, except + * that the AF_ type in the link-layer header is in network byte order. + * + * OpenBSD defines it as 12, but that collides with DLT_RAW, so we + * define it as 108 here. If OpenBSD picks up this file, it should + * define DLT_LOOP as 12 in its version, as per the comment above - + * and should not use 108 as a DLT_ value. + */ +#define DLT_LOOP 108 + +/* + * Encapsulated packets for IPsec; DLT_ENC is 13 in OpenBSD, but that's + * DLT_SLIP_BSDOS in NetBSD, so we don't use 13 for it in OSes other + * than OpenBSD. + */ +#ifdef __OpenBSD__ +#define DLT_ENC 13 +#else +#define DLT_ENC 109 +#endif + +/* + * Values between 110 and 112 are reserved for use in capture file headers + * as link-layer types corresponding to DLT_ types that might differ + * between platforms; don't use those values for new DLT_ types + * other than the corresponding DLT_ types. + */ + +/* + * This is for Linux cooked sockets. + */ +#define DLT_LINUX_SLL 113 + +/* + * Apple LocalTalk hardware. + */ +#define DLT_LTALK 114 + +/* + * Acorn Econet. + */ +#define DLT_ECONET 115 + +/* + * Reserved for use with OpenBSD ipfilter. + */ +#define DLT_IPFILTER 116 + +/* + * OpenBSD DLT_PFLOG; DLT_PFLOG is 17 in OpenBSD, but that's DLT_LANE8023 + * in SuSE 6.3, so we can't use 17 for it in capture-file headers. + * + * XXX: is there a conflict with DLT_PFSYNC 18 as well? + */ +#ifdef __OpenBSD__ +#define DLT_OLD_PFLOG 17 +#define DLT_PFSYNC 18 +#endif +#define DLT_PFLOG 117 + +/* + * Registered for Cisco-internal use. + */ +#define DLT_CISCO_IOS 118 + +/* + * For 802.11 cards using the Prism II chips, with a link-layer + * header including Prism monitor mode information plus an 802.11 + * header. + */ +#define DLT_PRISM_HEADER 119 + +/* + * Reserved for Aironet 802.11 cards, with an Aironet link-layer header + * (see Doug Ambrisko's FreeBSD patches). + */ +#define DLT_AIRONET_HEADER 120 + +/* + * Reserved for Siemens HiPath HDLC. + */ +#define DLT_HHDLC 121 + +/* + * This is for RFC 2625 IP-over-Fibre Channel. + * + * This is not for use with raw Fibre Channel, where the link-layer + * header starts with a Fibre Channel frame header; it's for IP-over-FC, + * where the link-layer header starts with an RFC 2625 Network_Header + * field. + */ +#define DLT_IP_OVER_FC 122 + +/* + * This is for Full Frontal ATM on Solaris with SunATM, with a + * pseudo-header followed by an AALn PDU. + * + * There may be other forms of Full Frontal ATM on other OSes, + * with different pseudo-headers. + * + * If ATM software returns a pseudo-header with VPI/VCI information + * (and, ideally, packet type information, e.g. signalling, ILMI, + * LANE, LLC-multiplexed traffic, etc.), it should not use + * DLT_ATM_RFC1483, but should get a new DLT_ value, so tcpdump + * and the like don't have to infer the presence or absence of a + * pseudo-header and the form of the pseudo-header. + */ +#define DLT_SUNATM 123 /* Solaris+SunATM */ + +/* + * Reserved as per request from Kent Dahlgren <kent@praesum.com> + * for private use. + */ +#define DLT_RIO 124 /* RapidIO */ +#define DLT_PCI_EXP 125 /* PCI Express */ +#define DLT_AURORA 126 /* Xilinx Aurora link layer */ + +/* + * BSD header for 802.11 plus a number of bits of link-layer information + * including radio information. + */ +#define DLT_IEEE802_11_RADIO 127 /* 802.11 plus BSD radio header */ + +/* + * Reserved for the TZSP encapsulation, as per request from + * Chris Waters <chris.waters@networkchemistry.com> + * TZSP is a generic encapsulation for any other link type, + * which includes a means to include meta-information + * with the packet, e.g. signal strength and channel + * for 802.11 packets. + */ +#define DLT_TZSP 128 /* Tazmen Sniffer Protocol */ + +/* + * BSD's ARCNET headers have the source host, destination host, + * and type at the beginning of the packet; that's what's handed + * up to userland via BPF. + * + * Linux's ARCNET headers, however, have a 2-byte offset field + * between the host IDs and the type; that's what's handed up + * to userland via PF_PACKET sockets. + * + * We therefore have to have separate DLT_ values for them. + */ +#define DLT_ARCNET_LINUX 129 /* ARCNET */ + +/* + * Juniper-private data link types, as per request from + * Hannes Gredler <hannes@juniper.net>. The DLT_s are used + * for passing on chassis-internal metainformation such as + * QOS profiles, etc.. + */ +#define DLT_JUNIPER_MLPPP 130 +#define DLT_JUNIPER_MLFR 131 +#define DLT_JUNIPER_ES 132 +#define DLT_JUNIPER_GGSN 133 +#define DLT_JUNIPER_MFR 134 +#define DLT_JUNIPER_ATM2 135 +#define DLT_JUNIPER_SERVICES 136 +#define DLT_JUNIPER_ATM1 137 + +/* + * Apple IP-over-IEEE 1394, as per a request from Dieter Siegmund + * <dieter@apple.com>. The header that's presented is an Ethernet-like + * header: + * + * #define FIREWIRE_EUI64_LEN 8 + * struct firewire_header { + * u_char firewire_dhost[FIREWIRE_EUI64_LEN]; + * u_char firewire_shost[FIREWIRE_EUI64_LEN]; + * u_short firewire_type; + * }; + * + * with "firewire_type" being an Ethernet type value, rather than, + * for example, raw GASP frames being handed up. + */ +#define DLT_APPLE_IP_OVER_IEEE1394 138 + +/* + * 139 through 142 are reserved for SS7. + */ + +/* + * Reserved for DOCSIS MAC frames. + */ +#define DLT_DOCSIS 143 + +/* + * Linux-IrDA packets. Protocol defined at http://www.irda.org. + * Those packets include IrLAP headers and above (IrLMP...), but + * don't include Phy framing (SOF/EOF/CRC & byte stuffing), because Phy + * framing can be handled by the hardware and depend on the bitrate. + * This is exactly the format you would get capturing on a Linux-IrDA + * interface (irdaX), but not on a raw serial port. + * Note the capture is done in "Linux-cooked" mode, so each packet include + * a fake packet header (struct sll_header). This is because IrDA packet + * decoding is dependant on the direction of the packet (incomming or + * outgoing). + * When/if other platform implement IrDA capture, we may revisit the + * issue and define a real DLT_IRDA... + * Jean II + */ +#define DLT_LINUX_IRDA 144 + +/* + * Reserved for IBM SP switch and IBM Next Federation switch. + */ +#define DLT_IBM_SP 145 +#define DLT_IBM_SN 146 + +/* + * Reserved for private use. If you have some link-layer header type + * that you want to use within your organization, with the capture files + * using that link-layer header type not ever be sent outside your + * organization, you can use these values. + * + * No libpcap release will use these for any purpose, nor will any + * tcpdump release use them, either. + * + * Do *NOT* use these in capture files that you expect anybody not using + * your private versions of capture-file-reading tools to read; in + * particular, do *NOT* use them in products, otherwise you may find that + * people won't be able to use tcpdump, or snort, or Ethereal, or... to + * read capture files from your firewall/intrusion detection/traffic + * monitoring/etc. appliance, or whatever product uses that DLT_ value, + * and you may also find that the developers of those applications will + * not accept patches to let them read those files. + * + * Also, do not use them if somebody might send you a capture using them + * for *their* private type and tools using them for *your* private type + * would have to read them. + * + * Instead, ask "tcpdump-workers@tcpdump.org" for a new DLT_ value, + * as per the comment above, and use the type you're given. + */ +#define DLT_USER0 147 +#define DLT_USER1 148 +#define DLT_USER2 149 +#define DLT_USER3 150 +#define DLT_USER4 151 +#define DLT_USER5 152 +#define DLT_USER6 153 +#define DLT_USER7 154 +#define DLT_USER8 155 +#define DLT_USER9 156 +#define DLT_USER10 157 +#define DLT_USER11 158 +#define DLT_USER12 159 +#define DLT_USER13 160 +#define DLT_USER14 161 +#define DLT_USER15 162 + +/* + * For future use with 802.11 captures - defined by AbsoluteValue + * Systems to store a number of bits of link-layer information + * including radio information: + * + * http://www.shaftnet.org/~pizza/software/capturefrm.txt + * + * but could and arguably should also be used by non-AVS Linux + * 802.11 drivers; that may happen in the future. + */ +#define DLT_IEEE802_11_RADIO_AVS 163 /* 802.11 plus AVS radio header */ + +/* + * Juniper-private data link type, as per request from + * Hannes Gredler <hannes@juniper.net>. The DLT_s are used + * for passing on chassis-internal metainformation such as + * QOS profiles, etc.. + */ +#define DLT_JUNIPER_MONITOR 164 + +/* + * The instruction encodings. + */ +/* instruction classes */ +#define BPF_CLASS(code) ((code) & 0x07) +#define BPF_LD 0x00 +#define BPF_LDX 0x01 +#define BPF_ST 0x02 +#define BPF_STX 0x03 +#define BPF_ALU 0x04 +#define BPF_JMP 0x05 +#define BPF_RET 0x06 +#define BPF_MISC 0x07 + +/* ld/ldx fields */ +#define BPF_SIZE(code) ((code) & 0x18) +#define BPF_W 0x00 +#define BPF_H 0x08 +#define BPF_B 0x10 +#define BPF_MODE(code) ((code) & 0xe0) +#define BPF_IMM 0x00 +#define BPF_ABS 0x20 +#define BPF_IND 0x40 +#define BPF_MEM 0x60 +#define BPF_LEN 0x80 +#define BPF_MSH 0xa0 + +/* alu/jmp fields */ +#define BPF_OP(code) ((code) & 0xf0) +#define BPF_ADD 0x00 +#define BPF_SUB 0x10 +#define BPF_MUL 0x20 +#define BPF_DIV 0x30 +#define BPF_OR 0x40 +#define BPF_AND 0x50 +#define BPF_LSH 0x60 +#define BPF_RSH 0x70 +#define BPF_NEG 0x80 +#define BPF_JA 0x00 +#define BPF_JEQ 0x10 +#define BPF_JGT 0x20 +#define BPF_JGE 0x30 +#define BPF_JSET 0x40 +#define BPF_SRC(code) ((code) & 0x08) +#define BPF_K 0x00 +#define BPF_X 0x08 + +/* ret - BPF_K and BPF_X also apply */ +#define BPF_RVAL(code) ((code) & 0x18) +#define BPF_A 0x10 + +/* misc */ +#define BPF_MISCOP(code) ((code) & 0xf8) +#define BPF_TAX 0x00 +#define BPF_TXA 0x80 + +/* + * The instruction data structure. + */ +struct bpf_insn { + u_short code; + u_char jt; + u_char jf; + bpf_int32 k; +}; + +/* + * Macros for insn array initializers. + */ +#define BPF_STMT(code, k) { (u_short)(code), 0, 0, k } +#define BPF_JUMP(code, k, jt, jf) { (u_short)(code), jt, jf, k } + +#if __STDC__ || defined(__cplusplus) +extern int bpf_validate(struct bpf_insn *, int); +extern u_int bpf_filter(struct bpf_insn *, u_char *, u_int, u_int); +#else +extern int bpf_validate(); +extern u_int bpf_filter(); +#endif + +/* + * Number of scratch memory words (for BPF_LD|BPF_MEM and BPF_ST). + */ +#define BPF_MEMWORDS 16 + +#ifdef __cplusplus +} +#endif + +#endif diff --git a/contrib/libpcap/pcap-dag.c b/contrib/libpcap/pcap-dag.c new file mode 100644 index 0000000..67ffaa7 --- /dev/null +++ b/contrib/libpcap/pcap-dag.c @@ -0,0 +1,710 @@ +/* + * pcap-dag.c: Packet capture interface for Endace DAG card. + * + * The functionality of this code attempts to mimic that of pcap-linux as much + * as possible. This code is compiled in several different ways depending on + * whether DAG_ONLY and HAVE_DAG_API are defined. If HAVE_DAG_API is not + * defined it should not get compiled in, otherwise if DAG_ONLY is defined then + * the 'dag_' function calls are renamed to 'pcap_' equivalents. If DAG_ONLY + * is not defined then nothing is altered - the dag_ functions will be + * called as required from their pcap-linux/bpf equivalents. + * + * Author: Richard Littin, Sean Irvine ({richard,sean}@reeltwo.com) + * + * Modifications: + * 2003 May - Jesper Peterson <support@endace.com> + * Code shuffled around to suit fad-xxx.c structure + * Added atexit() handler to stop DAG if application is too lazy + * 2003 September - Koryn Grant <koryn@endace.com> + * Added support for nonblocking operation. + * Added support for processing more than a single packet in pcap_dispatch(). + * Fixed bug in loss counter code. + * Improved portability of loss counter code (e.g. use UINT_MAX instead of 0xffff). + * Removed unused local variables. + * Added required headers (ctype.h, limits.h, unistd.h, netinet/in.h). + * 2003 October - Koryn Grant <koryn@endace.com.> + * Changed semantics to match those of standard pcap on linux. + * - packets rejected by the filter are not counted. + */ + +#ifndef lint +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/libpcap/pcap-dag.c,v 1.10.2.4 2003/11/21 10:20:45 guy Exp $ (LBL)"; +#endif + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <sys/param.h> /* optionally get BSD define */ + +#include <stdlib.h> +#include <string.h> +#include <errno.h> + +#include "pcap-int.h" + +#include <ctype.h> +#include <netinet/in.h> +#include <sys/mman.h> +#include <sys/socket.h> +#include <sys/types.h> +#include <unistd.h> + +struct mbuf; /* Squelch compiler warnings on some platforms for */ +struct rtentry; /* declarations in <net/if.h> */ +#include <net/if.h> + +#include <dagnew.h> +#include <dagapi.h> + +#define MIN_DAG_SNAPLEN 12 +#define MAX_DAG_SNAPLEN 2040 +#define ATM_SNAPLEN 48 + +typedef struct pcap_dag_node { + struct pcap_dag_node *next; + pcap_t *p; + pid_t pid; +} pcap_dag_node_t; + +static pcap_dag_node_t *pcap_dags = NULL; +static int atexit_handler_installed = 0; +static const unsigned short endian_test_word = 0x0100; + +#define IS_BIGENDIAN() (*((unsigned char *)&endian_test_word)) + +/* + * Swap byte ordering of unsigned long long timestamp on a big endian + * machine. + */ +#define SWAP_TS(ull) ((ull & 0xff00000000000000LL) >> 56) | \ + ((ull & 0x00ff000000000000LL) >> 40) | \ + ((ull & 0x0000ff0000000000LL) >> 24) | \ + ((ull & 0x000000ff00000000LL) >> 8) | \ + ((ull & 0x00000000ff000000LL) << 8) | \ + ((ull & 0x0000000000ff0000LL) << 24) | \ + ((ull & 0x000000000000ff00LL) << 40) | \ + ((ull & 0x00000000000000ffLL) << 56) + + +#ifdef DAG_ONLY +/* This code is required when compiling for a DAG device only. */ +#include "pcap-dag.h" + +/* Replace dag function names with pcap equivalent. */ +#define dag_open_live pcap_open_live +#define dag_platform_finddevs pcap_platform_finddevs +#endif /* DAG_ONLY */ + +static int dag_setfilter(pcap_t *p, struct bpf_program *fp); +static int dag_stats(pcap_t *p, struct pcap_stat *ps); +static int dag_set_datalink(pcap_t *p, int dlt); +static int dag_get_datalink(pcap_t *p); +static int dag_setnonblock(pcap_t *p, int nonblock, char *errbuf); + +static void delete_pcap_dag(pcap_t *p) { + pcap_dag_node_t *curr = NULL, *prev = NULL; + + for (prev = NULL, curr = pcap_dags; + curr != NULL && curr->p != p; + prev = curr, curr = curr->next) { + /* empty */ + } + + if (curr != NULL && curr->p == p) { + if (prev != NULL) { + prev->next = curr->next; + } else { + pcap_dags = curr->next; + } + } +} + +/* + * Performs a graceful shutdown of the DAG card, frees dynamic memory held + * in the pcap_t structure, and closes the file descriptor for the DAG card. + */ + +static void dag_platform_close(pcap_t *p) { + +#ifdef linux + if (p != NULL && p->md.device != NULL) { + if(dag_stop(p->fd) < 0) + fprintf(stderr,"dag_stop %s: %s\n", p->md.device, strerror(errno)); + if(dag_close(p->fd) < 0) + fprintf(stderr,"dag_close %s: %s\n", p->md.device, strerror(errno)); + + free(p->md.device); + } +#else + if (p != NULL) { + if(dag_stop(p->fd) < 0) + fprintf(stderr,"dag_stop: %s\n", strerror(errno)); + if(dag_close(p->fd) < 0) + fprintf(stderr,"dag_close: %s\n", strerror(errno)); + } +#endif + delete_pcap_dag(p); + /* Note: don't need to call close(p->fd) here as dag_close(p->fd) does this. */ +} + +static void atexit_handler(void) { + while (pcap_dags != NULL) { + if (pcap_dags->pid == getpid()) { + dag_platform_close(pcap_dags->p); + } else { + delete_pcap_dag(pcap_dags->p); + } + } +} + +static int new_pcap_dag(pcap_t *p) { + pcap_dag_node_t *node = NULL; + + if ((node = malloc(sizeof(pcap_dag_node_t))) == NULL) { + return -1; + } + + if (!atexit_handler_installed) { + atexit(atexit_handler); + atexit_handler_installed = 1; + } + + node->next = pcap_dags; + node->p = p; + node->pid = getpid(); + + pcap_dags = node; + + return 0; +} + +/* + * Read at most max_packets from the capture stream and call the callback + * for each of them. Returns the number of packets handled, -1 if an + * error occured, or -2 if we were told to break out of the loop. + */ +static int dag_read(pcap_t *p, int cnt, pcap_handler callback, u_char *user) { + unsigned int processed = 0; + int flags = p->md.dag_offset_flags; + unsigned int nonblocking = flags & DAGF_NONBLOCK; + + for (;;) + { + /* Get the next bufferful of packets (if necessary). */ + while (p->md.dag_mem_top - p->md.dag_mem_bottom < dag_record_size) { + + /* + * Has "pcap_breakloop()" been called? + */ + if (p->break_loop) { + /* + * Yes - clear the flag that indicates that + * it has, and return -2 to indicate that + * we were told to break out of the loop. + */ + p->break_loop = 0; + return -2; + } + + p->md.dag_mem_top = dag_offset(p->fd, &(p->md.dag_mem_bottom), flags); + if ((p->md.dag_mem_top - p->md.dag_mem_bottom < dag_record_size) && nonblocking) + { + /* Pcap is configured to process only available packets, and there aren't any. */ + return 0; + } + } + + /* Process the packets. */ + while (p->md.dag_mem_top - p->md.dag_mem_bottom >= dag_record_size) { + + unsigned short packet_len = 0; + int caplen = 0; + struct pcap_pkthdr pcap_header; + + dag_record_t *header = (dag_record_t *)(p->md.dag_mem_base + p->md.dag_mem_bottom); + u_char *dp = ((u_char *)header) + dag_record_size; + unsigned short rlen; + + /* + * Has "pcap_breakloop()" been called? + */ + if (p->break_loop) { + /* + * Yes - clear the flag that indicates that + * it has, and return -2 to indicate that + * we were told to break out of the loop. + */ + p->break_loop = 0; + return -2; + } + + if (IS_BIGENDIAN()) + { + rlen = header->rlen; + } + else + { + rlen = ntohs(header->rlen); + } + p->md.dag_mem_bottom += rlen; + + switch(header->type) { + case TYPE_ATM: + packet_len = ATM_SNAPLEN; + caplen = ATM_SNAPLEN; + dp += 4; + break; + + case TYPE_ETH: + if (IS_BIGENDIAN()) + { + packet_len = header->wlen; + } + else + { + packet_len = ntohs(header->wlen); + } + packet_len -= (p->md.dag_fcs_bits >> 3); + caplen = rlen - dag_record_size - 2; + if (caplen > packet_len) + { + caplen = packet_len; + } + dp += 2; + break; + + case TYPE_HDLC_POS: + if (IS_BIGENDIAN()) + { + packet_len = header->wlen; + } + else + { + packet_len = ntohs(header->wlen); + } + packet_len -= (p->md.dag_fcs_bits >> 3); + caplen = rlen - dag_record_size; + if (caplen > packet_len) + { + caplen = packet_len; + } + break; + } + + if (caplen > p->snapshot) + caplen = p->snapshot; + + /* Count lost packets. */ + if (header->lctr) { + if (p->md.stat.ps_drop > (UINT_MAX - header->lctr)) { + p->md.stat.ps_drop = UINT_MAX; + } else { + p->md.stat.ps_drop += header->lctr; + } + } + + /* Run the packet filter if there is one. */ + if ((p->fcode.bf_insns == NULL) || bpf_filter(p->fcode.bf_insns, dp, packet_len, caplen)) { + + /* convert between timestamp formats */ + register unsigned long long ts; + + if (IS_BIGENDIAN()) + { + ts = SWAP_TS(header->ts); + } + else + { + ts = header->ts; + } + + pcap_header.ts.tv_sec = ts >> 32; + ts = (ts & 0xffffffffULL) * 1000000; + ts += 0x80000000; /* rounding */ + pcap_header.ts.tv_usec = ts >> 32; + if (pcap_header.ts.tv_usec >= 1000000) { + pcap_header.ts.tv_usec -= 1000000; + pcap_header.ts.tv_sec++; + } + + /* Fill in our own header data */ + pcap_header.caplen = caplen; + pcap_header.len = packet_len; + + /* Count the packet. */ + p->md.stat.ps_recv++; + + /* Call the user supplied callback function */ + callback(user, &pcap_header, dp); + + /* Only count packets that pass the filter, for consistency with standard Linux behaviour. */ + processed++; + if (processed == cnt) + { + /* Reached the user-specified limit. */ + return cnt; + } + } + } + + if (nonblocking || processed) + { + return processed; + } + } + + return processed; +} + +/* + * Get a handle for a live capture from the given DAG device. Passing a NULL + * device will result in a failure. The promisc flag is ignored because DAG + * cards are always promiscuous. The to_ms parameter is also ignored as it is + * not supported in hardware. + * + * See also pcap(3). + */ +pcap_t *dag_open_live(const char *device, int snaplen, int promisc, int to_ms, char *ebuf) { + char conf[30]; /* dag configure string */ + pcap_t *handle; + char *s; + int n; + + if (device == NULL) { + snprintf(ebuf, PCAP_ERRBUF_SIZE, "device is NULL: %s", pcap_strerror(errno)); + return NULL; + } + /* Allocate a handle for this session. */ + + handle = malloc(sizeof(*handle)); + if (handle == NULL) { + snprintf(ebuf, PCAP_ERRBUF_SIZE, "malloc %s: %s", device, pcap_strerror(errno)); + return NULL; + } + + /* Initialize some components of the pcap structure. */ + + memset(handle, 0, sizeof(*handle)); + + if (strstr(device, "/dev") == NULL) { + char * newDev = (char *)malloc(strlen(device) + 6); + newDev[0] = '\0'; + strcat(newDev, "/dev/"); + strcat(newDev,device); + device = newDev; + } else { + device = strdup(device); + } + + if (device == NULL) { + snprintf(ebuf, PCAP_ERRBUF_SIZE, "str_dup: %s\n", pcap_strerror(errno)); + goto fail; + } + + /* setup device parameters */ + if((handle->fd = dag_open((char *)device)) < 0) { + snprintf(ebuf, PCAP_ERRBUF_SIZE, "dag_open %s: %s", device, pcap_strerror(errno)); + goto fail; + } + + /* set the card snap length to the specified snaplen parameter */ + if (snaplen == 0 || snaplen > MAX_DAG_SNAPLEN) { + snaplen = MAX_DAG_SNAPLEN; + } else if (snaplen < MIN_DAG_SNAPLEN) { + snaplen = MIN_DAG_SNAPLEN; + } + /* snap len has to be a multiple of 4 */ + snprintf(conf, 30, "varlen slen=%d", (snaplen + 3) & ~3); + + fprintf(stderr, "Configuring DAG with '%s'.\n", conf); + if(dag_configure(handle->fd, conf) < 0) { + snprintf(ebuf, PCAP_ERRBUF_SIZE,"dag_configure %s: %s\n", device, pcap_strerror(errno)); + goto fail; + } + + if((handle->md.dag_mem_base = dag_mmap(handle->fd)) == MAP_FAILED) { + snprintf(ebuf, PCAP_ERRBUF_SIZE,"dag_mmap %s: %s\n", device, pcap_strerror(errno)); + goto fail; + } + + if(dag_start(handle->fd) < 0) { + snprintf(ebuf, PCAP_ERRBUF_SIZE, "dag_start %s: %s\n", device, pcap_strerror(errno)); + goto fail; + } + + /* + * Important! You have to ensure bottom is properly + * initialized to zero on startup, it won't give you + * a compiler warning if you make this mistake! + */ + handle->md.dag_mem_bottom = 0; + handle->md.dag_mem_top = 0; + + /* TODO: query the card */ + handle->md.dag_fcs_bits = 32; + if ((s = getenv("ERF_FCS_BITS")) != NULL) { + if ((n = atoi(s)) == 0 || n == 16|| n == 32) { + handle->md.dag_fcs_bits = n; + } else { + snprintf(ebuf, PCAP_ERRBUF_SIZE, + "pcap_open_live %s: bad ERF_FCS_BITS value (%d) in environment\n", device, n); + goto fail; + } + } + + handle->snapshot = snaplen; + /*handle->md.timeout = to_ms; */ + + if ((handle->linktype = dag_get_datalink(handle)) < 0) { + snprintf(ebuf, PCAP_ERRBUF_SIZE, "dag_get_linktype %s: unknown linktype\n", device); + goto fail; + } + + handle->bufsize = 0; + + if (new_pcap_dag(handle) < 0) { + snprintf(ebuf, PCAP_ERRBUF_SIZE, "new_pcap_dag %s: %s\n", device, pcap_strerror(errno)); + goto fail; + } + + /* + * "select()" and "poll()" don't (yet) work on DAG device descriptors. + */ + handle->selectable_fd = -1; + +#ifdef linux + handle->md.device = (char *)device; +#else + free((char *)device); + device = NULL; +#endif + + handle->read_op = dag_read; + handle->setfilter_op = dag_setfilter; + handle->set_datalink_op = dag_set_datalink; + handle->getnonblock_op = pcap_getnonblock_fd; + handle->setnonblock_op = dag_setnonblock; + handle->stats_op = dag_stats; + handle->close_op = dag_platform_close; + + return handle; + +fail: + if (device != NULL) { + free((char *)device); + } + if (handle != NULL) { + free(handle); + } + + return NULL; +} + +static int dag_stats(pcap_t *p, struct pcap_stat *ps) { + /* This needs to be filled out correctly. Hopefully a dagapi call will + provide all necessary information. + */ + /*p->md.stat.ps_recv = 0;*/ + /*p->md.stat.ps_drop = 0;*/ + + *ps = p->md.stat; + + return 0; +} + +/* + * Get from "/proc/dag" all interfaces listed there; if they're + * already in the list of interfaces we have, that won't add another + * instance, but if they're not, that'll add them. + * + * We don't bother getting any addresses for them. + * + * We also don't fail if we couldn't open "/proc/dag"; we just leave + * the list of interfaces as is. + */ +int +dag_platform_finddevs(pcap_if_t **devlistp, char *errbuf) +{ + FILE *proc_dag_f; + char linebuf[512]; + int linenum; + unsigned char *p; + char name[512]; /* XXX - pick a size */ + char *q; + int ret = 0; + + /* Quick exit if /proc/dag not readable */ + proc_dag_f = fopen("/proc/dag", "r"); + if (proc_dag_f == NULL) + { + int i; + char dev[16] = "dagx"; + + for (i = '0'; ret == 0 && i <= '9'; i++) { + dev[3] = i; + if (pcap_add_if(devlistp, dev, 0, NULL, errbuf) == -1) { + /* + * Failure. + */ + ret = -1; + } + } + + return (ret); + } + + for (linenum = 1; + fgets(linebuf, sizeof linebuf, proc_dag_f) != NULL; linenum++) { + + /* + * Skip the first two lines - they're headers. + */ + if (linenum <= 2) + continue; + + p = &linebuf[0]; + + if (*p == '\0' || *p == '\n' || *p != 'D') + continue; /* not a Dag line */ + + /* + * Get the interface name. + */ + q = &name[0]; + while (*p != '\0' && *p != ':') { + if (*p != ' ') + *q++ = tolower(*p++); + else + p++; + } + *q = '\0'; + + /* + * Add an entry for this interface, with no addresses. + */ + p[strlen(p) - 1] = '\0'; /* get rid of \n */ + if (pcap_add_if(devlistp, name, 0, strdup(p + 2), errbuf) == -1) { + /* + * Failure. + */ + ret = -1; + break; + } + } + if (ret != -1) { + /* + * Well, we didn't fail for any other reason; did we + * fail due to an error reading the file? + */ + if (ferror(proc_dag_f)) { + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, + "Error reading /proc/dag: %s", + pcap_strerror(errno)); + ret = -1; + } + } + + (void)fclose(proc_dag_f); + return (ret); +} + +/* + * Installs the given bpf filter program in the given pcap structure. There is + * no attempt to store the filter in kernel memory as that is not supported + * with DAG cards. + */ +static int dag_setfilter(pcap_t *p, struct bpf_program *fp) { + if (!p) + return -1; + if (!fp) { + strncpy(p->errbuf, "setfilter: No filter specified", + sizeof(p->errbuf)); + return -1; + } + + /* Make our private copy of the filter */ + + if (install_bpf_program(p, fp) < 0) { + snprintf(p->errbuf, sizeof(p->errbuf), + "malloc: %s", pcap_strerror(errno)); + return -1; + } + + p->md.use_bpf = 0; + + return (0); +} + +static int +dag_set_datalink(pcap_t *p, int dlt) +{ + return (0); +} + +static int +dag_setnonblock(pcap_t *p, int nonblock, char *errbuf) +{ + /* + * Set non-blocking mode on the FD. + * XXX - is that necessary? If not, don't bother calling it, + * and have a "dag_getnonblock()" function that looks at + * "p->md.dag_offset_flags". + */ + if (pcap_setnonblock_fd(p, nonblock, errbuf) < 0) + return (-1); + + if (nonblock) { + p->md.dag_offset_flags |= DAGF_NONBLOCK; + } else { + p->md.dag_offset_flags &= ~DAGF_NONBLOCK; + } + return (0); +} + +static int +dag_get_datalink(pcap_t *p) +{ + int linktype = -1; + + /* Check the type through a dagapi call. + */ + switch(dag_linktype(p->fd)) { + case TYPE_HDLC_POS: { + dag_record_t *record; + + /* peek at the first available record to see if it is PPP */ + while ((p->md.dag_mem_top - p->md.dag_mem_bottom) < (dag_record_size + 4)) { + p->md.dag_mem_top = dag_offset(p->fd, &(p->md.dag_mem_bottom), 0); + } + record = (dag_record_t *)(p->md.dag_mem_base + p->md.dag_mem_bottom); + + if ((ntohl(record->rec.pos.hdlc) & 0xffff0000) == 0xff030000) { + linktype = DLT_PPP_SERIAL; + fprintf(stderr, "Set DAG linktype to %d (DLT_PPP_SERIAL)\n", linktype); + } else { + linktype = DLT_CHDLC; + fprintf(stderr, "Set DAG linktype to %d (DLT_CHDLC)\n", linktype); + } + break; + } + case TYPE_ETH: + linktype = DLT_EN10MB; + fprintf(stderr, "Set DAG linktype to %d (DLT_EN10MB)\n", linktype); + break; + case TYPE_ATM: + linktype = DLT_ATM_RFC1483; + fprintf(stderr, "Set DAG linktype to %d (DLT_ATM_RFC1483)\n", linktype); + break; + case TYPE_LEGACY: + linktype = DLT_NULL; + fprintf(stderr, "Set DAG linktype to %d (DLT_NULL)\n", linktype); + break; + default: + fprintf(stderr, "Unknown DAG linktype %d\n", dag_linktype(p->fd)); + break; + } + + return linktype; +} diff --git a/contrib/libpcap/pcap-dag.h b/contrib/libpcap/pcap-dag.h new file mode 100644 index 0000000..64e4f46 --- /dev/null +++ b/contrib/libpcap/pcap-dag.h @@ -0,0 +1,14 @@ +/* + * pcap-dag.c: Packet capture interface for Endace DAG card. + * + * The functionality of this code attempts to mimic that of pcap-linux as much + * as possible. This code is only needed when compiling in the DAG card code + * at the same time as another type of device. + * + * Author: Richard Littin, Sean Irvine ({richard,sean}@reeltwo.com) + * + * @(#) $Header: /tcpdump/master/libpcap/pcap-dag.h,v 1.3 2003/07/25 05:32:03 guy Exp $ (LBL) + */ + +pcap_t *dag_open_live(const char *device, int snaplen, int promisc, int to_ms, char *ebuf); + diff --git a/contrib/libpcap/pcap-dlpi.c b/contrib/libpcap/pcap-dlpi.c index 16a36c5..f8a917a 100644 --- a/contrib/libpcap/pcap-dlpi.c +++ b/contrib/libpcap/pcap-dlpi.c @@ -23,7 +23,7 @@ */ /* - * Packet capture routine for dlpi under SunOS 5 + * Packet capture routine for DLPI under SunOS 5, HP-UX 9/10/11, and AIX. * * Notes: * @@ -33,12 +33,12 @@ * length results in data being left of the front of the packet. * * - It might be desirable to use pfmod(7) to filter packets in the - * kernel. + * kernel when possible. */ #ifndef lint -static const char rcsid[] = - "@(#) $Header: /tcpdump/master/libpcap/pcap-dlpi.c,v 1.74 2001/12/10 07:14:15 guy Exp $ (LBL)"; +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/libpcap/pcap-dlpi.c,v 1.91.2.3 2003/11/21 10:20:46 guy Exp $ (LBL)"; #endif #ifdef HAVE_CONFIG_H @@ -98,6 +98,33 @@ static const char rcsid[] = #define MAXDLBUF 8192 +#ifdef HAVE_SYS_BUFMOD_H + +/* + * Size of a bufmod chunk to pass upstream; that appears to be the biggest + * value to which you can set it, and setting it to that value (which + * is bigger than what appears to be the Solaris default of 8192) + * reduces the number of packet drops. + */ +#define CHUNKSIZE 65536 + +/* + * Size of the buffer to allocate for packet data we read; it must be + * large enough to hold a chunk. + */ +#define PKTBUFSIZE CHUNKSIZE + +#else /* HAVE_SYS_BUFMOD_H */ + +/* + * Size of the buffer to allocate for packet data we read; this is + * what the value used to be - there's no particular reason why it + * should be tied to MAXDLBUF, but we'll leave it as this for now. + */ +#define PKTBUFSIZE (MAXDLBUF * sizeof(bpf_u_int32)) + +#endif + /* Forwards */ static char *split_dname(char *, int *, char *); static int dlattachreq(int, bpf_u_int32, char *); @@ -124,8 +151,8 @@ static int dlpi_kread(int, off_t, void *, u_int, char *); static int get_dlpi_ppa(int, const char *, int, char *); #endif -int -pcap_stats(pcap_t *p, struct pcap_stat *ps) +static int +pcap_stats_dlpi(pcap_t *p, struct pcap_stat *ps) { /* @@ -157,8 +184,8 @@ static struct strbuf ctl = { (char *)ctlbuf }; -int -pcap_read(pcap_t *p, int cnt, pcap_handler callback, u_char *user) +static int +pcap_read_dlpi(pcap_t *p, int cnt, pcap_handler callback, u_char *user) { register int cc, n, caplen, origlen; register u_char *bp, *ep, *pk; @@ -177,9 +204,22 @@ pcap_read(pcap_t *p, int cnt, pcap_handler callback, u_char *user) cc = p->cc; if (cc == 0) { data.buf = (char *)p->buffer + p->offset; - data.maxlen = MAXDLBUF; + data.maxlen = p->bufsize; data.len = 0; do { + /* + * Has "pcap_breakloop()" been called? + */ + if (p->break_loop) { + /* + * Yes - clear the flag that indicates + * that it has, and return -2 to + * indicate that we were told to + * break out of the loop. + */ + p->break_loop = 0; + return (-2); + } if (getmsg(p->fd, &ctl, &data, &flags) < 0) { /* Don't choke when we get ptraced */ if (errno == EINTR) { @@ -202,6 +242,25 @@ pcap_read(pcap_t *p, int cnt, pcap_handler callback, u_char *user) n = 0; #ifdef HAVE_SYS_BUFMOD_H while (bp < ep) { + /* + * Has "pcap_breakloop()" been called? + * If so, return immediately - if we haven't read any + * packets, clear the flag and return -2 to indicate + * that we were told to break out of the loop, otherwise + * leave the flag set, so that the *next* call will break + * out of the loop without having read any packets, and + * return the number of packets we've processed so far. + */ + if (p->break_loop) { + if (n == 0) { + p->break_loop = 0; + return (-2); + } else { + p->bp = bp; + p->cc = ep - bp; + return (n); + } + } #ifdef LBL_ALIGN if ((long)bp & 3) { sbp = &sbhdr; @@ -209,7 +268,7 @@ pcap_read(pcap_t *p, int cnt, pcap_handler callback, u_char *user) } else #endif sbp = (struct sb_hdr *)bp; - p->md.stat.ps_drop += sbp->sbh_drops; + p->md.stat.ps_drop = sbp->sbh_drops; pk = bp + sizeof(*sbp); bp += sbp->sbh_totlen; origlen = sbp->sbh_origlen; @@ -223,7 +282,8 @@ pcap_read(pcap_t *p, int cnt, pcap_handler callback, u_char *user) ++p->md.stat.ps_recv; if (bpf_filter(fcode, pk, origlen, caplen)) { #ifdef HAVE_SYS_BUFMOD_H - pkthdr.ts = sbp->sbh_timestamp; + pkthdr.ts.tv_sec = sbp->sbh_timestamp.tv_sec; + pkthdr.ts.tv_usec = sbp->sbh_timestamp.tv_usec; #else (void)gettimeofday(&pkthdr.ts, NULL); #endif @@ -246,15 +306,44 @@ pcap_read(pcap_t *p, int cnt, pcap_handler callback, u_char *user) return (n); } +#ifndef DL_IPATM +#define DL_IPATM 0x12 /* ATM Classical IP interface */ +#endif + +#ifdef HAVE_SOLARIS +/* + * For SunATM. + */ +#ifndef A_GET_UNITS +#define A_GET_UNITS (('A'<<8)|118) +#endif /* A_GET_UNITS */ +#ifndef A_PROMISCON_REQ +#define A_PROMISCON_REQ (('A'<<8)|121) +#endif /* A_PROMISCON_REQ */ +#endif /* HAVE_SOLARIS */ + +static void +pcap_close_dlpi(pcap_t *p) +{ + if (p->buffer != NULL) + free(p->buffer); + if (p->fd >= 0) + close(p->fd); +} + pcap_t * -pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) +pcap_open_live(const char *device, int snaplen, int promisc, int to_ms, + char *ebuf) { register char *cp; register pcap_t *p; int ppa; +#ifdef HAVE_SOLARIS + int isatm = 0; +#endif register dl_info_ack_t *infop; #ifdef HAVE_SYS_BUFMOD_H - bpf_u_int32 ss, flag; + bpf_u_int32 ss, chunksize; #ifdef HAVE_SOLARIS register char *release; bpf_u_int32 osmajor, osminor, osmicro; @@ -280,10 +369,9 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) */ cp = strrchr(device, '/'); if (cp == NULL) - cp = device; + strlcpy(dname, device, sizeof(dname)); else - cp++; - strlcpy(dname, cp, sizeof(dname)); + strlcpy(dname, cp + 1, sizeof(dname)); /* * Split the device name into a device type name and a unit number; @@ -321,14 +409,6 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) goto bad; #else /* - * Get the unit number, and a pointer to the end of the device - * type name. - */ - cp = split_dname(device, &ppa, ebuf); - if (cp == NULL) - goto bad; - - /* * If the device name begins with "/", assume it begins with * the pathname of the directory containing the device to open; * otherwise, concatenate the device directory name and the @@ -341,11 +421,19 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) device); /* + * Get the unit number, and a pointer to the end of the device + * type name. + */ + cp = split_dname(dname, &ppa, ebuf); + if (cp == NULL) + goto bad; + + /* * Make a copy of the device pathname, and then remove the unit * number from the device pathname. */ strlcpy(dname2, dname, sizeof(dname)); - *(dname + strlen(dname) - strlen(cp)) = '\0'; + *cp = '\0'; /* Try device without unit number */ if ((p->fd = open(dname, O_RDWR)) < 0) { @@ -375,6 +463,10 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) dlinfoack(p->fd, (char *)buf, ebuf) < 0) goto bad; infop = &((union DL_primitives *)buf)->info_ack; +#ifdef HAVE_SOLARIS + if (infop->dl_mac_type == DL_IPATM) + isatm = 1; +#endif if (infop->dl_provider_style == DL_STYLE2 && (dlattachreq(p->fd, ppa, ebuf) < 0 || dlokack(p->fd, "attach", (char *)buf, ebuf) < 0)) @@ -410,6 +502,21 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) goto bad; #endif +#ifdef HAVE_SOLARIS + if (isatm) { + /* + ** Have to turn on some special ATM promiscuous mode + ** for SunATM. + ** Do *NOT* turn regular promiscuous mode on; it doesn't + ** help, and may break things. + */ + if (strioctl(p->fd, A_PROMISCON_REQ, 0, NULL) < 0) { + snprintf(ebuf, PCAP_ERRBUF_SIZE, "A_PROMISCON_REQ: %s", + pcap_strerror(errno)); + goto bad; + } + } else +#endif if (promisc) { /* ** Enable promiscuous @@ -432,13 +539,17 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) } /* ** Try to enable sap (when not in promiscuous mode when using - ** using HP-UX and never under SINIX) + ** using HP-UX, when not doing SunATM on Solaris, and never + ** under SINIX) */ #ifndef sinix if ( #ifdef __hpux !promisc && #endif +#ifdef HAVE_SOLARIS + !isatm && +#endif (dlpromisconreq(p->fd, DL_PROMISC_SAP, ebuf) < 0 || dlokack(p->fd, "promisc_sap", (char *)buf, ebuf) < 0)) { /* Not fatal if promisc since the DL_PROMISC_PHYS worked */ @@ -486,15 +597,23 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) p->offset = 2; break; +#ifdef HAVE_SOLARIS + case DL_IPATM: + p->linktype = DLT_SUNATM; + p->offset = 0; /* works for LANE and LLC encapsulation */ + break; +#endif + default: snprintf(ebuf, PCAP_ERRBUF_SIZE, "unknown mac type %lu", - infop->dl_mac_type); + (unsigned long)infop->dl_mac_type); goto bad; } #ifdef DLIOCRAW /* - ** This is a non standard SunOS hack to get the ethernet header. + ** This is a non standard SunOS hack to get the full raw link-layer + ** header. */ if (strioctl(p->fd, DLIOCRAW, 0, NULL) < 0) { snprintf(ebuf, PCAP_ERRBUF_SIZE, "DLIOCRAW: %s", @@ -542,20 +661,6 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) } /* - ** Set up the bufmod flags - */ - if (strioctl(p->fd, SBIOCGFLAGS, sizeof(flag), (char *)&flag) < 0) { - snprintf(ebuf, PCAP_ERRBUF_SIZE, "SBIOCGFLAGS: %s", - pcap_strerror(errno)); - goto bad; - } - flag |= SB_NO_DROPS; - if (strioctl(p->fd, SBIOCSFLAGS, sizeof(flag), (char *)&flag) != 0) { - snprintf(ebuf, PCAP_ERRBUF_SIZE, "SBIOCSFLAGS: %s", - pcap_strerror(errno)); - goto bad; - } - /* ** Set up the bufmod timeout */ if (to_ms != 0) { @@ -569,6 +674,17 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) goto bad; } } + + /* + ** Set the chunk length. + */ + chunksize = CHUNKSIZE; + if (strioctl(p->fd, SBIOCSCHUNK, sizeof(chunksize), (char *)&chunksize) + != 0) { + snprintf(ebuf, PCAP_ERRBUF_SIZE, "SBIOCSCHUNKP: %s", + pcap_strerror(errno)); + goto bad; + } #endif /* @@ -579,9 +695,28 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) pcap_strerror(errno)); goto bad; } + /* Allocate data buffer */ - p->bufsize = MAXDLBUF * sizeof(bpf_u_int32); + p->bufsize = PKTBUFSIZE; p->buffer = (u_char *)malloc(p->bufsize + p->offset); + if (p->buffer == NULL) { + strlcpy(ebuf, pcap_strerror(errno), PCAP_ERRBUF_SIZE); + goto bad; + } + + /* + * "p->fd" is an FD for a STREAMS device, so "select()" and + * "poll()" should work on it. + */ + p->selectable_fd = p->fd; + + p->read_op = pcap_read_dlpi; + p->setfilter_op = install_bpf_program; /* no kernel filtering */ + p->set_datalink_op = NULL; /* can't change data link type */ + p->getnonblock_op = pcap_getnonblock_fd; + p->setnonblock_op = pcap_setnonblock_fd; + p->stats_op = pcap_stats_dlpi; + p->close_op = pcap_close_dlpi; return (p); bad: @@ -630,11 +765,45 @@ split_dname(char *device, int *unitp, char *ebuf) } int -pcap_setfilter(pcap_t *p, struct bpf_program *fp) +pcap_platform_finddevs(pcap_if_t **alldevsp, char *errbuf) { +#ifdef HAVE_SOLARIS + int fd; + union { + u_int nunits; + char pad[516]; /* XXX - must be at least 513; is 516 + in "atmgetunits" */ + } buf; + char baname[2+1+1]; + u_int i; - if (install_bpf_program(p, fp) < 0) + /* + * We may have to do special magic to get ATM devices. + */ + if ((fd = open("/dev/ba", O_RDWR)) < 0) { + /* + * We couldn't open the "ba" device. + * For now, just give up; perhaps we should + * return an error if the problem is neither + * a "that device doesn't exist" error (ENOENT, + * ENXIO, etc.) or a "you're not allowed to do + * that" error (EPERM, EACCES). + */ + return (0); + } + + if (strioctl(fd, A_GET_UNITS, sizeof(buf), (char *)&buf) < 0) { + snprintf(errbuf, PCAP_ERRBUF_SIZE, "A_GET_UNITS: %s", + pcap_strerror(errno)); return (-1); + } + for (i = 0; i < buf.nunits; i++) { + snprintf(baname, sizeof baname, "ba%u", i); + if (pcap_add_if(alldevsp, baname, 0, NULL, errbuf) < 0) + return (-1); + } +#endif + return (0); } @@ -1080,7 +1249,7 @@ get_release(bpf_u_int32 *majorp, bpf_u_int32 *minorp, bpf_u_int32 *microp) * says that, to see the machine's outgoing traffic, you'd need to * apply the right patches to your system, and also set that variable * with: - + echo 'lanc_outbound_promisc_flag/W1' | /usr/bin/adb -w /stand/vmunix /dev/kmem * which could be put in, for example, "/sbin/init.d/lan". @@ -1143,14 +1312,14 @@ get_dlpi_ppa(register int fd, register const char *device, register int unit, (bpf_u_int32)dlp->dl_primitive); return (-1); } - + if (ctl.len < DL_HP_PPA_ACK_SIZE) { snprintf(ebuf, PCAP_ERRBUF_SIZE, - "get_dlpi_ppa: hpppa ack too small (%d < %d)", - ctl.len, DL_HP_PPA_ACK_SIZE); + "get_dlpi_ppa: hpppa ack too small (%d < %lu)", + ctl.len, (unsigned long)DL_HP_PPA_ACK_SIZE); return (-1); } - + /* allocate buffer */ if ((ppa_data_buf = (char *)malloc(dlp->dl_length)) == NULL) { snprintf(ebuf, PCAP_ERRBUF_SIZE, diff --git a/contrib/libpcap/pcap-enet.c b/contrib/libpcap/pcap-enet.c index be1ca76..bbfe3e5 100644 --- a/contrib/libpcap/pcap-enet.c +++ b/contrib/libpcap/pcap-enet.c @@ -7,8 +7,8 @@ * Rayan Zachariassen, CA*Net */ #ifndef lint -static const char rcsid[] = - "@(#) $Header: /tcpdump/master/libpcap/pcap-enet.c,v 1.5 2000/10/12 03:53:59 guy Exp $"; +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/libpcap/pcap-enet.c,v 1.7.2.1 2003/11/15 23:26:44 guy Exp $"; #endif #ifdef HAVE_CONFIG_H @@ -22,7 +22,7 @@ static const char rcsid[] = #include <sys/socket.h> #include <net/if.h> -#include <net/bpf.h> +#include <pcap-bpf.h> #include <net/enet.h> #include <netinet/in.h> @@ -133,7 +133,7 @@ wrapup(int fd) perror("tcpdump: enet ioctl EIOSTATS error"); exit(-1); } - + fprintf(stderr, "%d packets queued", es.enStat_Rcnt); if (es.enStat_Rdrops > 0) fprintf(stderr, ", %d dropped", es.enStat_Rdrops); @@ -141,7 +141,7 @@ wrapup(int fd) fprintf(stderr, ", %d tcpdump %s", es.enStat_Reads, es.enStat_Reads > 1 ? "reads" : "read"); if (es.enStat_MaxRead > 1) - fprintf(stderr, ", %d packets in largest read", + fprintf(stderr, ", %d packets in largest read", es.enStat_MaxRead); putc('\n', stderr); #endif /* IBMRTPC */ diff --git a/contrib/libpcap/pcap-int.h b/contrib/libpcap/pcap-int.h index 0f7c323..c56553c 100644 --- a/contrib/libpcap/pcap-int.h +++ b/contrib/libpcap/pcap-int.h @@ -30,7 +30,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * @(#) $Header: /tcpdump/master/libpcap/pcap-int.h,v 1.33 2001/08/24 07:46:52 guy Exp $ (LBL) + * @(#) $Header: /tcpdump/master/libpcap/pcap-int.h,v 1.55.2.4 2003/12/15 01:42:24 guy Exp $ (LBL) */ #ifndef pcap_int_h @@ -42,13 +42,24 @@ extern "C" { #include <pcap.h> +#ifdef WIN32 +#include <packet32.h> +#endif /* WIN32 */ + /* * Savefile */ +typedef enum { + NOT_SWAPPED, + SWAPPED, + MAYBE_SWAPPED +} swapped_type_t; + struct pcap_sf { FILE *rfile; int swapped; int hdrsize; + swapped_type_t lengths_swapped; int version_major; int version_minor; u_char *base; @@ -69,18 +80,36 @@ struct pcap_md { int clear_promisc; /* must clear promiscuous mode when we close */ int cooked; /* using SOCK_DGRAM rather than SOCK_RAW */ int lo_ifindex; /* interface index of the loopback device */ - char *device; /* device name */ + char *device; /* device name */ struct pcap *next; /* list of open promiscuous sock_packet pcaps */ #endif + +#ifdef HAVE_DAG_API + void *dag_mem_base; /* DAG card memory base address */ + u_int dag_mem_bottom; /* DAG card current memory bottom pointer */ + u_int dag_mem_top; /* DAG card current memory top pointer */ + int dag_fcs_bits; /* Number of checksum bits from link layer */ + int dag_offset_flags; /* Flags to pass to dag_offset(). */ +#endif }; struct pcap { +#ifdef WIN32 + ADAPTER *adapter; + LPPACKET Packet; + int timeout; + int nonblock; +#else int fd; + int selectable_fd; +#endif /* WIN32 */ int snapshot; int linktype; int tzoff; /* timezone offset */ int offset; /* offset for proper alignment */ + int break_loop; /* flag set to force break from packet-reading loop */ + struct pcap_sf sf; struct pcap_md md; @@ -97,15 +126,27 @@ struct pcap { */ u_char *pkt; - + /* + * Methods. + */ + int (*read_op)(pcap_t *, int cnt, pcap_handler, u_char *); + int (*setfilter_op)(pcap_t *, struct bpf_program *); + int (*set_datalink_op)(pcap_t *, int); + int (*getnonblock_op)(pcap_t *, char *); + int (*setnonblock_op)(pcap_t *, int, char *); + int (*stats_op)(pcap_t *, struct pcap_stat *); + void (*close_op)(pcap_t *); + /* * Placeholder for filter code if bpf not in kernel. */ struct bpf_program fcode; - char errbuf[PCAP_ERRBUF_SIZE]; + char errbuf[PCAP_ERRBUF_SIZE + 1]; int dlt_count; int *dlt_list; + + struct pcap_pkthdr pcap_header; /* This is needed for the pcap_next_ex() to work */ }; /* @@ -180,6 +221,7 @@ int yylex(void); int pcap_offline_read(pcap_t *, int, pcap_handler, u_char *); int pcap_read(pcap_t *, int cnt, pcap_handler, u_char *); + /* * Ultrix, DEC OSF/1^H^H^H^H^H^H^H^H^HDigital UNIX^H^H^H^H^H^H^H^H^H^H^H^H * Tru64 UNIX, and NetBSD pad to make everything line up on a nice boundary. @@ -195,8 +237,46 @@ int pcap_read(pcap_t *, int cnt, pcap_handler, u_char *); strlen((y))) #endif -#ifdef linux -void pcap_close_linux(pcap_t *); +#include <stdarg.h> + +#if !defined(HAVE_SNPRINTF) +#define snprintf pcap_snprintf +extern int snprintf (char *, size_t, const char *, ...); +#endif + +#if !defined(HAVE_VSNPRINTF) +#define vsnprintf pcap_vsnprintf +extern int vsnprintf (char *, size_t, const char *, va_list ap); +#endif + +/* + * Routines that most pcap implementations can use for non-blocking mode. + */ +#ifndef WIN32 +int pcap_getnonblock_fd(pcap_t *, char *); +int pcap_setnonblock_fd(pcap_t *p, int, char *); +#endif + +/* + * Internal interfaces for "pcap_findalldevs()". + * + * "pcap_platform_finddevs()" is a platform-dependent routine to + * add devices not found by the "standard" mechanisms (SIOCGIFCONF, + * "getifaddrs()", etc.. + * + * "pcap_add_if()" adds an interface to the list of interfaces. + */ +int pcap_platform_finddevs(pcap_if_t **, char *); +int add_addr_to_iflist(pcap_if_t **, char *, u_int, struct sockaddr *, + size_t, struct sockaddr *, size_t, struct sockaddr *, size_t, + struct sockaddr *, size_t, char *); +int pcap_add_if(pcap_if_t **, char *, u_int, const char *, char *); +struct sockaddr *dup_sockaddr(struct sockaddr *, size_t); +int add_or_find_if(pcap_if_t **, pcap_if_t **, const char *, u_int, + const char *, char *); + +#ifdef WIN32 +char *pcap_win32strerror(void); #endif /* XXX */ @@ -204,6 +284,8 @@ extern int pcap_fddipad; int install_bpf_program(pcap_t *, struct bpf_program *); +int pcap_strcasecmp(const char *, const char *); + #ifdef __cplusplus } #endif diff --git a/contrib/libpcap/pcap-linux.c b/contrib/libpcap/pcap-linux.c index 179cbc0..df1b646 100644 --- a/contrib/libpcap/pcap-linux.c +++ b/contrib/libpcap/pcap-linux.c @@ -3,13 +3,13 @@ * * Copyright (c) 2000 Torsten Landschoff <torsten@debian.org> * Sebastian Krahmer <krahmer@cs.uni-potsdam.de> - * + * * License: BSD - * + * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: - * + * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright @@ -19,14 +19,15 @@ * 3. The names of the authors may not be used to endorse or promote * products derived from this software without specific prior * written permission. - * + * * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. */ + #ifndef lint -static const char rcsid[] = - "@(#) $Header: /tcpdump/master/libpcap/pcap-linux.c,v 1.73 2001/12/10 07:14:16 guy Exp $ (LBL)"; +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/libpcap/pcap-linux.c,v 1.98.2.4 2003/11/21 10:20:46 guy Exp $ (LBL)"; #endif /* @@ -79,6 +80,10 @@ static const char rcsid[] = #include "pcap-int.h" #include "sll.h" +#ifdef HAVE_DAG_API +#include "pcap-dag.h" +#endif /* HAVE_DAG_API */ + #include <errno.h> #include <stdlib.h> #include <unistd.h> @@ -117,7 +122,7 @@ static const char rcsid[] = * isn't defined? It only defines one data structure in 2.0.x, so * it shouldn't cause any problems. */ -#ifdef PF_PACKET +#ifdef PF_PACKET # include <linux/if_packet.h> /* @@ -156,10 +161,20 @@ typedef int socklen_t; #define MSG_TRUNC 0x20 #endif +#ifndef SOL_PACKET +/* + * This is being compiled on a system that lacks SOL_PACKET; define it + * with the value it has in the 2.2 and later kernels, so that we can + * set promiscuous mode in the good modern way rather than the old + * 2.0-kernel crappy way. + */ +#define SOL_PACKET 263 +#endif + #define MAX_LINKHEADER_SIZE 256 -/* - * When capturing on all interfaces we use this as the buffer size. +/* + * When capturing on all interfaces we use this as the buffer size. * Should be bigger then all MTUs that occur in real life. * 64kB should be enough for now. */ @@ -168,10 +183,14 @@ typedef int socklen_t; /* * Prototypes for internal functions */ -static void map_arphrd_to_dlt(pcap_t *, int); -static int live_open_old(pcap_t *, char *, int, int, char *); -static int live_open_new(pcap_t *, char *, int, int, char *); +static void map_arphrd_to_dlt(pcap_t *, int, int); +static int live_open_old(pcap_t *, const char *, int, int, char *); +static int live_open_new(pcap_t *, const char *, int, int, char *); +static int pcap_read_linux(pcap_t *, int, pcap_handler, u_char *); static int pcap_read_packet(pcap_t *, pcap_handler, u_char *); +static int pcap_stats_linux(pcap_t *, struct pcap_stat *); +static int pcap_setfilter_linux(pcap_t *, struct bpf_program *); +static void pcap_close_linux(pcap_t *); /* * Wrap some ioctl calls @@ -199,22 +218,31 @@ static struct sock_fprog total_fcode #endif /* - * Get a handle for a live capture from the given device. You can - * pass NULL as device to get all packages (without link level + * Get a handle for a live capture from the given device. You can + * pass NULL as device to get all packages (without link level * information of course). If you pass 1 as promisc the interface - * will be set to promiscous mode (XXX: I think this usage should + * will be set to promiscous mode (XXX: I think this usage should * be deprecated and functions be added to select that later allow * modification of that values -- Torsten). - * + * * See also pcap(3). */ pcap_t * -pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) +pcap_open_live(const char *device, int snaplen, int promisc, int to_ms, + char *ebuf) { pcap_t *handle; int mtu; + int err; + int live_open_ok = 0; struct utsname utsname; +#ifdef HAVE_DAG_API + if (strstr(device, "dag")) { + return dag_open_live(device, snaplen, promisc, to_ms, ebuf); + } +#endif /* HAVE_DAG_API */ + /* Allocate a handle for this session. */ handle = malloc(sizeof(*handle)); @@ -231,7 +259,7 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) handle->md.timeout = to_ms; /* - * NULL and "any" are special devices which give us the hint to + * NULL and "any" are special devices which give us the hint to * monitor all devices. */ if (!device || strcmp(device, "any") == 0) { @@ -243,7 +271,7 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) snprintf(ebuf, PCAP_ERRBUF_SIZE, "Promiscuous mode not supported on the \"any\" device"); } - + } else handle->md.device = strdup(device); @@ -254,26 +282,32 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) return NULL; } - /* - * Current Linux kernels use the protocol family PF_PACKET to - * allow direct access to all packets on the network while - * older kernels had a special socket type SOCK_PACKET to + /* + * Current Linux kernels use the protocol family PF_PACKET to + * allow direct access to all packets on the network while + * older kernels had a special socket type SOCK_PACKET to * implement this feature. * While this old implementation is kind of obsolete we need - * to be compatible with older kernels for a while so we are + * to be compatible with older kernels for a while so we are * trying both methods with the newer method preferred. */ - if (! (live_open_new(handle, device, promisc, to_ms, ebuf) || - live_open_old(handle, device, promisc, to_ms, ebuf)) ) - { - /* + if ((err = live_open_new(handle, device, promisc, to_ms, ebuf)) == 1) + live_open_ok = 1; + else if (err == 0) { + /* Non-fatal error; try old way */ + if (live_open_old(handle, device, promisc, to_ms, ebuf)) + live_open_ok = 1; + } + if (!live_open_ok) { + /* * Both methods to open the packet socket failed. Tidy * up and report our failure (ebuf is expected to be - * set by the functions above). + * set by the functions above). */ - free(handle->md.device); + if (handle->md.device != NULL) + free(handle->md.device); free(handle); return NULL; } @@ -331,8 +365,7 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) */ mtu = iface_get_mtu(handle->fd, device, ebuf); if (mtu == -1) { - close(handle->fd); - free(handle->md.device); + pcap_close_linux(handle); free(handle); return NULL; } @@ -359,22 +392,35 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) if (!handle->buffer) { snprintf(ebuf, PCAP_ERRBUF_SIZE, "malloc: %s", pcap_strerror(errno)); - close(handle->fd); - free(handle->md.device); + pcap_close_linux(handle); free(handle); return NULL; } + /* + * "handle->fd" is a socket, so "select()" and "poll()" + * should work on it. + */ + handle->selectable_fd = handle->fd; + + handle->read_op = pcap_read_linux; + handle->setfilter_op = pcap_setfilter_linux; + handle->set_datalink_op = NULL; /* can't change data link type */ + handle->getnonblock_op = pcap_getnonblock_fd; + handle->setnonblock_op = pcap_setnonblock_fd; + handle->stats_op = pcap_stats_linux; + handle->close_op = pcap_close_linux; + return handle; } /* * Read at most max_packets from the capture stream and call the callback * for each of them. Returns the number of packets handled or -1 if an - * error occured. + * error occured. */ -int -pcap_read(pcap_t *handle, int max_packets, pcap_handler callback, u_char *user) +static int +pcap_read_linux(pcap_t *handle, int max_packets, pcap_handler callback, u_char *user) { /* * Currently, on Linux only one packet is delivered per read, @@ -384,7 +430,7 @@ pcap_read(pcap_t *handle, int max_packets, pcap_handler callback, u_char *user) } /* - * Read a packet from the socket calling the handler provided by + * Read a packet from the socket calling the handler provided by * the user. Returns the number of packets received or -1 if an * error occured. */ @@ -424,10 +470,22 @@ pcap_read_packet(pcap_t *handle, pcap_handler callback, u_char *userdata) bp = handle->buffer + handle->offset; do { + /* + * Has "pcap_breakloop()" been called? + */ + if (handle->break_loop) { + /* + * Yes - clear the flag that indicates that it + * has, and return -2 as an indication that we + * were told to break out of the loop. + */ + handle->break_loop = 0; + return -2; + } fromlen = sizeof(from); - packet_len = recvfrom( + packet_len = recvfrom( handle->fd, bp + offset, - handle->bufsize - offset, MSG_TRUNC, + handle->bufsize - offset, MSG_TRUNC, (struct sockaddr *) &from, &fromlen); } while (packet_len == -1 && errno == EINTR); @@ -518,16 +576,16 @@ pcap_read_packet(pcap_t *handle, pcap_handler callback, u_char *userdata) #endif /* - * XXX: According to the kernel source we should get the real - * packet len if calling recvfrom with MSG_TRUNC set. It does + * XXX: According to the kernel source we should get the real + * packet len if calling recvfrom with MSG_TRUNC set. It does * not seem to work here :(, but it is supported by this code - * anyway. + * anyway. * To be honest the code RELIES on that feature so this is really * broken with 2.2.x kernels. * I spend a day to figure out what's going on and I found out - * that the following is happening: + * that the following is happening: * - * The packet comes from a random interface and the packet_rcv + * The packet comes from a random interface and the packet_rcv * hook is called with a clone of the packet. That code inserts * the packet into the receive queue of the packet socket. * If a filter is attached to that socket that filter is run @@ -537,10 +595,10 @@ pcap_read_packet(pcap_t *handle, pcap_handler callback, u_char *userdata) * # tcpdump -d * (000) ret #68 * - * So the packet filter cuts down the packet. The recvfrom call + * So the packet filter cuts down the packet. The recvfrom call * says "hey, it's only 68 bytes, it fits into the buffer" with - * the result that we don't get the real packet length. This - * is valid at least until kernel 2.2.17pre6. + * the result that we don't get the real packet length. This + * is valid at least until kernel 2.2.17pre6. * * We currently handle this by making a copy of the filter * program, fixing all "ret" instructions with non-zero @@ -622,13 +680,15 @@ pcap_read_packet(pcap_t *handle, pcap_handler callback, u_char *userdata) * patches); otherwise, that information isn't available, and we lie * and report 0 as the count of dropped packets. */ -int -pcap_stats(pcap_t *handle, struct pcap_stat *stats) +static int +pcap_stats_linux(pcap_t *handle, struct pcap_stat *stats) { #ifdef HAVE_TPACKET_STATS struct tpacket_stats kstats; socklen_t len = sizeof (struct tpacket_stats); +#endif +#ifdef HAVE_TPACKET_STATS /* * Try to get the packet counts from the kernel. */ @@ -711,14 +771,34 @@ pcap_stats(pcap_t *handle, struct pcap_stat *stats) } /* - * Attach the given BPF code to the packet capture device. + * Description string for the "any" device. */ +static const char any_descr[] = "Pseudo-device that captures on all interfaces"; + int -pcap_setfilter(pcap_t *handle, struct bpf_program *filter) +pcap_platform_finddevs(pcap_if_t **alldevsp, char *errbuf) +{ + if (pcap_add_if(alldevsp, "any", 0, any_descr, errbuf) < 0) + return (-1); + +#ifdef HAVE_DAG_API + if (dag_platform_finddevs(alldevsp, errbuf) < 0) + return (-1); +#endif /* HAVE_DAG_API */ + + return (0); +} + +/* + * Attach the given BPF code to the packet capture device. + */ +static int +pcap_setfilter_linux(pcap_t *handle, struct bpf_program *filter) { #ifdef SO_ATTACH_FILTER struct sock_fprog fcode; int can_filter_in_kernel; + int err = 0; #endif if (!handle) @@ -731,24 +811,15 @@ pcap_setfilter(pcap_t *handle, struct bpf_program *filter) /* Make our private copy of the filter */ - if (install_bpf_program(handle, filter) < 0) { - snprintf(handle->errbuf, sizeof(handle->errbuf), - "malloc: %s", pcap_strerror(errno)); + if (install_bpf_program(handle, filter) < 0) + /* install_bpf_program() filled in errbuf */ return -1; - } - - /* - * Run user level packet filter by default. Will be overriden if - * installing a kernel filter succeeds. - */ - handle->md.use_bpf = 0; /* - * If we're reading from a savefile, don't try to install - * a kernel filter. + * Run user level packet filter by default. Will be overriden if + * installing a kernel filter succeeds. */ - if (handle->sf.rfile != NULL) - return 0; + handle->md.use_bpf = 0; /* Install kernel level filter if possible */ @@ -756,7 +827,7 @@ pcap_setfilter(pcap_t *handle, struct bpf_program *filter) #ifdef USHRT_MAX if (handle->fcode.bf_len > USHRT_MAX) { /* - * fcode.len is an unsigned short for current kernel. + * fcode.len is an unsigned short for current kernel. * I have yet to see BPF-Code with that much * instructions but still it is possible. So for the * sake of correctness I added this check. @@ -809,21 +880,21 @@ pcap_setfilter(pcap_t *handle, struct bpf_program *filter) } if (can_filter_in_kernel) { - if (set_kernel_filter(handle, &fcode) == 0) + if ((err = set_kernel_filter(handle, &fcode)) == 0) { /* Installation succeded - using kernel filter. */ handle->md.use_bpf = 1; } - else + else if (err == -1) /* Non-fatal error */ { - /* + /* * Print a warning if we weren't able to install * the filter for a reason other than "this kernel * isn't configured to support socket filters. */ if (errno != ENOPROTOOPT && errno != EOPNOTSUPP) { fprintf(stderr, - "Warning: Kernel filter failed: %s\n", + "Warning: Kernel filter failed: %s\n", pcap_strerror(errno)); } } @@ -845,14 +916,18 @@ pcap_setfilter(pcap_t *handle, struct bpf_program *filter) */ if (fcode.filter != NULL) free(fcode.filter); + + if (err == -2) + /* Fatal error */ + return -1; #endif /* SO_ATTACH_FILTER */ return 0; } /* - * Linux uses the ARP hardware type to identify the type of an - * interface. pcap uses the DLT_xxx constants for this. This + * Linux uses the ARP hardware type to identify the type of an + * interface. pcap uses the DLT_xxx constants for this. This * function takes a pointer to a "pcap_t", and an ARPHRD_xxx * constant, as arguments, and sets "handle->linktype" to the * appropriate DLT_XXX constant and sets "handle->offset" to @@ -861,10 +936,14 @@ pcap_setfilter(pcap_t *handle, struct bpf_program *filter) * will be aligned on a 4-byte boundary when capturing packets). * (If the offset isn't set here, it'll be 0; add code as appropriate * for cases where it shouldn't be 0.) - * + * + * If "cooked_ok" is non-zero, we can use DLT_LINUX_SLL and capture + * in cooked mode; otherwise, we can't use cooked mode, so we have + * to pick some type that works in raw mode, or fail. + * * Sets the link type to -1 if unable to map the type. */ -static void map_arphrd_to_dlt(pcap_t *handle, int arptype) +static void map_arphrd_to_dlt(pcap_t *handle, int arptype, int cooked_ok) { switch (arptype) { @@ -901,9 +980,12 @@ static void map_arphrd_to_dlt(pcap_t *handle, int arptype) break; case ARPHRD_ARCNET: - handle->linktype = DLT_ARCNET; + handle->linktype = DLT_ARCNET_LINUX; break; +#ifndef ARPHRD_FDDI /* From Linux 2.2.13 */ +#define ARPHRD_FDDI 774 +#endif case ARPHRD_FDDI: handle->linktype = DLT_FDDI; handle->offset = 3; @@ -946,9 +1028,13 @@ static void map_arphrd_to_dlt(pcap_t *handle, int arptype) * Both of those are a nuisance - and, at least on systems * that support PF_PACKET sockets, we don't have to put * up with those nuisances; instead, we can just capture - * in cooked mode. That's what we'll do. + * in cooked mode. That's what we'll do, if we can. + * Otherwise, we'll just fail. */ - handle->linktype = DLT_LINUX_SLL; + if (cooked_ok) + handle->linktype = DLT_LINUX_SLL; + else + handle->linktype = -1; break; #ifndef ARPHRD_IEEE80211 /* From Linux 2.4.6 */ @@ -958,6 +1044,13 @@ static void map_arphrd_to_dlt(pcap_t *handle, int arptype) handle->linktype = DLT_IEEE802_11; break; +#ifndef ARPHRD_IEEE80211_PRISM /* From Linux 2.4.18 */ +#define ARPHRD_IEEE80211_PRISM 802 +#endif + case ARPHRD_IEEE80211_PRISM: + handle->linktype = DLT_PRISM_HEADER; + break; + case ARPHRD_PPP: /* * Some PPP code in the kernel supplies no link-layer @@ -971,12 +1064,40 @@ static void map_arphrd_to_dlt(pcap_t *handle, int arptype) * oddball link-layer headers particular packets have). * * As such, we just punt, and run all PPP interfaces - * in cooked mode. + * in cooked mode, if we can; otherwise, we just treat + * it as DLT_RAW, for now - if somebody needs to capture, + * on a 2.0[.x] kernel, on PPP devices that supply a + * link-layer header, they'll have to add code here to + * map to the appropriate DLT_ type (possibly adding a + * new DLT_ type, if necessary). */ - handle->linktype = DLT_LINUX_SLL; + if (cooked_ok) + handle->linktype = DLT_LINUX_SLL; + else { + /* + * XXX - handle ISDN types here? We can't fall + * back on cooked sockets, so we'd have to + * figure out from the device name what type of + * link-layer encapsulation it's using, and map + * that to an appropriate DLT_ value, meaning + * we'd map "isdnN" devices to DLT_RAW (they + * supply raw IP packets with no link-layer + * header) and "isdY" devices to a new DLT_I4L_IP + * type that has only an Ethernet packet type as + * a link-layer header. + * + * But sometimes we seem to get random crap + * in the link-layer header when capturing on + * ISDN devices.... + */ + handle->linktype = DLT_RAW; + } break; - case ARPHRD_HDLC: +#ifndef ARPHRD_CISCO +#define ARPHRD_CISCO 513 /* previously ARPHRD_HDLC */ +#endif + case ARPHRD_CISCO: handle->linktype = DLT_C_HDLC; break; @@ -984,7 +1105,7 @@ static void map_arphrd_to_dlt(pcap_t *handle, int arptype) * works for CIPE */ case ARPHRD_TUNNEL: #ifndef ARPHRD_SIT -#define ARPHRD_SIT 776 /* From Linux 2.2.14 */ +#define ARPHRD_SIT 776 /* From Linux 2.2.13 */ #endif case ARPHRD_SIT: case ARPHRD_CSLIP: @@ -992,6 +1113,14 @@ static void map_arphrd_to_dlt(pcap_t *handle, int arptype) case ARPHRD_CSLIP6: case ARPHRD_ADAPT: case ARPHRD_SLIP: +#ifndef ARPHRD_RAWHDLC +#define ARPHRD_RAWHDLC 518 +#endif + case ARPHRD_RAWHDLC: +#ifndef ARPHRD_DLCI +#define ARPHRD_DLCI 15 +#endif + case ARPHRD_DLCI: /* * XXX - should some of those be mapped to DLT_LINUX_SLL * instead? Should we just map all of them to DLT_LINUX_SLL? @@ -999,10 +1128,49 @@ static void map_arphrd_to_dlt(pcap_t *handle, int arptype) handle->linktype = DLT_RAW; break; +#ifndef ARPHRD_FRAD +#define ARPHRD_FRAD 770 +#endif + case ARPHRD_FRAD: + handle->linktype = DLT_FRELAY; + break; + case ARPHRD_LOCALTLK: handle->linktype = DLT_LTALK; break; +#ifndef ARPHRD_FCPP +#define ARPHRD_FCPP 784 +#endif + case ARPHRD_FCPP: +#ifndef ARPHRD_FCAL +#define ARPHRD_FCAL 785 +#endif + case ARPHRD_FCAL: +#ifndef ARPHRD_FCPL +#define ARPHRD_FCPL 786 +#endif + case ARPHRD_FCPL: +#ifndef ARPHRD_FCFABRIC +#define ARPHRD_FCFABRIC 787 +#endif + case ARPHRD_FCFABRIC: + /* + * We assume that those all mean RFC 2625 IP-over- + * Fibre Channel, with the RFC 2625 header at + * the beginning of the packet. + */ + handle->linktype = DLT_IP_OVER_FC; + break; + + case ARPHRD_IRDA: + /* Don't expect IP packet out of this interfaces... */ + handle->linktype = DLT_LINUX_IRDA; + /* We need to save packet direction for IrDA decoding, + * so let's use "Linux-cooked" mode. Jean II */ + //handle->md.cooked = 1; + break; + default: handle->linktype = -1; break; @@ -1017,11 +1185,13 @@ static void map_arphrd_to_dlt(pcap_t *handle, int arptype) * FIXME: 0 uses to mean success (Sebastian) */ static int -live_open_new(pcap_t *handle, char *device, int promisc, +live_open_new(pcap_t *handle, const char *device, int promisc, int to_ms, char *ebuf) { #ifdef HAVE_PF_PACKET_SOCKETS int sock_fd = -1, device_id, arptype; + int err; + int fatal_err = 0; struct packet_mreq mr; /* One shot loop used for error handling - bail out with break */ @@ -1029,10 +1199,10 @@ live_open_new(pcap_t *handle, char *device, int promisc, do { /* * Open a socket with protocol family packet. If a device is - * given we try to open it in raw mode otherwise we use - * the cooked interface. + * given we try to open it in raw mode otherwise we use + * the cooked interface. */ - sock_fd = device ? + sock_fd = device ? socket(PF_PACKET, SOCK_RAW, htons(ETH_P_ALL)) : socket(PF_PACKET, SOCK_DGRAM, htons(ETH_P_ALL)); @@ -1065,8 +1235,8 @@ live_open_new(pcap_t *handle, char *device, int promisc, handle->offset = 0; /* - * What kind of frames do we have to deal with? Fall back - * to cooked mode if we have an unknown interface type. + * What kind of frames do we have to deal with? Fall back + * to cooked mode if we have an unknown interface type. */ if (device) { @@ -1074,11 +1244,14 @@ live_open_new(pcap_t *handle, char *device, int promisc, handle->md.cooked = 0; arptype = iface_get_arptype(sock_fd, device, ebuf); - if (arptype == -1) + if (arptype == -1) { + fatal_err = 1; break; - map_arphrd_to_dlt(handle, arptype); + } + map_arphrd_to_dlt(handle, arptype, 1); if (handle->linktype == -1 || handle->linktype == DLT_LINUX_SLL || + handle->linktype == DLT_LINUX_IRDA || (handle->linktype == DLT_EN10MB && (strncmp("isdn", device, 4) == 0 || strncmp("isdY", device, 4) == 0))) { @@ -1096,7 +1269,7 @@ live_open_new(pcap_t *handle, char *device, int promisc, "close: %s", pcap_strerror(errno)); break; } - sock_fd = socket(PF_PACKET, SOCK_DGRAM, + sock_fd = socket(PF_PACKET, SOCK_DGRAM, htons(ETH_P_ALL)); if (sock_fd == -1) { snprintf(ebuf, PCAP_ERRBUF_SIZE, @@ -1119,15 +1292,21 @@ live_open_new(pcap_t *handle, char *device, int promisc, "socket", arptype); } - handle->linktype = DLT_LINUX_SLL; + /* IrDA capture is not a real "cooked" capture, + * it's IrLAP frames, not IP packets. */ + if(handle->linktype != DLT_LINUX_IRDA) + handle->linktype = DLT_LINUX_SLL; } device_id = iface_get_id(sock_fd, device, ebuf); if (device_id == -1) break; - if (iface_bind(sock_fd, device_id, ebuf) == -1) + if ((err = iface_bind(sock_fd, device_id, ebuf)) < 0) { + if (err == -2) + fatal_err = 1; break; + } } else { /* * This is cooked mode. @@ -1146,28 +1325,37 @@ live_open_new(pcap_t *handle, char *device, int promisc, device_id = -1; } - /* Select promiscuous mode on/off */ + /* + * Select promiscuous mode on if "promisc" is set. + * + * Do not turn allmulti mode on if we don't select + * promiscuous mode - on some devices (e.g., Orinoco + * wireless interfaces), allmulti mode isn't supported + * and the driver implements it by turning promiscuous + * mode on, and that screws up the operation of the + * card as a normal networking interface, and on no + * other platform I know of does starting a non- + * promiscuous capture affect which multicast packets + * are received by the interface. + */ -#ifdef SOL_PACKET - /* + /* * Hmm, how can we set promiscuous mode on all interfaces? * I am not sure if that is possible at all. */ - if (device) { + if (device && promisc) { memset(&mr, 0, sizeof(mr)); mr.mr_ifindex = device_id; - mr.mr_type = promisc ? - PACKET_MR_PROMISC : PACKET_MR_ALLMULTI; - if (setsockopt(sock_fd, SOL_PACKET, + mr.mr_type = PACKET_MR_PROMISC; + if (setsockopt(sock_fd, SOL_PACKET, PACKET_ADD_MEMBERSHIP, &mr, sizeof(mr)) == -1) { - snprintf(ebuf, PCAP_ERRBUF_SIZE, + snprintf(ebuf, PCAP_ERRBUF_SIZE, "setsockopt: %s", pcap_strerror(errno)); break; } } -#endif /* Save the socket FD in the pcap structure */ @@ -1179,10 +1367,14 @@ live_open_new(pcap_t *handle, char *device, int promisc, if (sock_fd != -1) close(sock_fd); - return 0; + + if (fatal_err) + return -2; + else + return 0; #else - strncpy(ebuf, - "New packet capturing interface not supported by build " + strncpy(ebuf, + "New packet capturing interface not supported by build " "environment", PCAP_ERRBUF_SIZE); return 0; #endif @@ -1190,7 +1382,7 @@ live_open_new(pcap_t *handle, char *device, int promisc, #ifdef HAVE_PF_PACKET_SOCKETS /* - * Return the index of the given device name. Fill ebuf and return + * Return the index of the given device name. Fill ebuf and return * -1 on failure. */ static int @@ -1211,12 +1403,14 @@ iface_get_id(int fd, const char *device, char *ebuf) } /* - * Bind the socket associated with FD to the given device. + * Bind the socket associated with FD to the given device. */ static int iface_bind(int fd, int ifindex, char *ebuf) { struct sockaddr_ll sll; + int err; + socklen_t errlen = sizeof(err); memset(&sll, 0, sizeof(sll)); sll.sll_family = AF_PACKET; @@ -1229,6 +1423,20 @@ iface_bind(int fd, int ifindex, char *ebuf) return -1; } + /* Any pending errors, e.g., network is down? */ + + if (getsockopt(fd, SOL_SOCKET, SO_ERROR, &err, &errlen) == -1) { + snprintf(ebuf, PCAP_ERRBUF_SIZE, + "getsockopt: %s", pcap_strerror(errno)); + return -2; + } + + if (err > 0) { + snprintf(ebuf, PCAP_ERRBUF_SIZE, + "bind: %s", pcap_strerror(err)); + return -2; + } + return 0; } @@ -1240,7 +1448,7 @@ iface_bind(int fd, int ifindex, char *ebuf) /* * With older kernels promiscuous mode is kind of interesting because we * have to reset the interface before exiting. The problem can't really - * be solved without some daemon taking care of managing usage counts. + * be solved without some daemon taking care of managing usage counts. * If we put the interface into promiscuous mode, we set a flag indicating * that we must take it out of that mode when the interface is closed, * and, when closing the interface, if that flag is set we take it out @@ -1269,7 +1477,7 @@ static void pcap_close_all(void) pcap_close(handle); } -void pcap_close_linux( pcap_t *handle ) +static void pcap_close_linux( pcap_t *handle ) { struct pcap *p, *prevp; struct ifreq ifr; @@ -1287,7 +1495,7 @@ void pcap_close_linux( pcap_t *handle ) memset(&ifr, 0, sizeof(ifr)); strncpy(ifr.ifr_name, handle->md.device, sizeof(ifr.ifr_name)); if (ioctl(handle->fd, SIOCGIFFLAGS, &ifr) == -1) { - fprintf(stderr, + fprintf(stderr, "Can't restore interface flags (SIOCGIFFLAGS failed: %s).\n" "Please adjust manually.\n" "Hint: This can't happen with Linux >= 2.2.0.\n", @@ -1300,7 +1508,7 @@ void pcap_close_linux( pcap_t *handle ) */ ifr.ifr_flags &= ~IFF_PROMISC; if (ioctl(handle->fd, SIOCSIFFLAGS, &ifr) == -1) { - fprintf(stderr, + fprintf(stderr, "Can't restore interface flags (SIOCSIFFLAGS failed: %s).\n" "Please adjust manually.\n" "Hint: This can't happen with Linux >= 2.2.0.\n", @@ -1334,8 +1542,14 @@ void pcap_close_linux( pcap_t *handle ) } } } + if (handle->md.device != NULL) free(handle->md.device); + handle->md.device = NULL; + if (handle->buffer != NULL) + free(handle->buffer); + if (handle->fd >= 0) + close(handle->fd); } /* @@ -1344,17 +1558,17 @@ void pcap_close_linux( pcap_t *handle ) * FIXME: 0 uses to mean success (Sebastian) */ static int -live_open_old(pcap_t *handle, char *device, int promisc, +live_open_old(pcap_t *handle, const char *device, int promisc, int to_ms, char *ebuf) { - int sock_fd = -1, arptype; + int arptype; struct ifreq ifr; do { /* Open the socket */ - sock_fd = socket(PF_INET, SOCK_PACKET, htons(ETH_P_ALL)); - if (sock_fd == -1) { + handle->fd = socket(PF_INET, SOCK_PACKET, htons(ETH_P_ALL)); + if (handle->fd == -1) { snprintf(ebuf, PCAP_ERRBUF_SIZE, "socket: %s", pcap_strerror(errno)); break; @@ -1373,14 +1587,33 @@ live_open_old(pcap_t *handle, char *device, int promisc, PCAP_ERRBUF_SIZE); break; } - if (iface_bind_old(sock_fd, device, ebuf) == -1) + if (iface_bind_old(handle->fd, device, ebuf) == -1) break; - /* Go to promisc mode */ + /* + * Try to get the link-layer type. + */ + arptype = iface_get_arptype(handle->fd, device, ebuf); + if (arptype == -1) + break; + + /* + * Try to find the DLT_ type corresponding to that + * link-layer type. + */ + map_arphrd_to_dlt(handle, arptype, 0); + if (handle->linktype == -1) { + snprintf(ebuf, PCAP_ERRBUF_SIZE, + "unknown arptype %d", arptype); + break; + } + + /* Go to promisc mode if requested */ + if (promisc) { memset(&ifr, 0, sizeof(ifr)); strncpy(ifr.ifr_name, device, sizeof(ifr.ifr_name)); - if (ioctl(sock_fd, SIOCGIFFLAGS, &ifr) == -1) { + if (ioctl(handle->fd, SIOCGIFFLAGS, &ifr) == -1) { snprintf(ebuf, PCAP_ERRBUF_SIZE, "ioctl: %s", pcap_strerror(errno)); break; @@ -1410,10 +1643,11 @@ live_open_old(pcap_t *handle, char *device, int promisc, PCAP_ERRBUF_SIZE); break; } + did_atexit = 1; } ifr.ifr_flags |= IFF_PROMISC; - if (ioctl(sock_fd, SIOCSIFFLAGS, &ifr) == -1) { + if (ioctl(handle->fd, SIOCSIFFLAGS, &ifr) == -1) { snprintf(ebuf, PCAP_ERRBUF_SIZE, "ioctl: %s", pcap_strerror(errno)); @@ -1430,58 +1664,30 @@ live_open_old(pcap_t *handle, char *device, int promisc, } } - /* All done - fill in the pcap handle */ - - arptype = iface_get_arptype(sock_fd, device, ebuf); - if (arptype == -1) - break; - - /* Save the socket FD in the pcap structure */ - - handle->fd = sock_fd; - /* * Default value for offset to align link-layer payload * on a 4-byte boundary. */ handle->offset = 0; - /* - * XXX - handle ISDN types here? We can't fall back on - * cooked sockets, so we'd have to figure out from the - * device name what type of link-layer encapsulation - * it's using, and map that to an appropriate DLT_ - * value, meaning we'd map "isdnN" devices to DLT_RAW - * (they supply raw IP packets with no link-layer - * header) and "isdY" devices to a new DLT_I4L_IP - * type that has only an Ethernet packet type as - * a link-layer header. - */ - map_arphrd_to_dlt(handle, arptype); - if (handle->linktype == -1 || - handle->linktype == DLT_LINUX_SLL) { - snprintf(ebuf, PCAP_ERRBUF_SIZE, - "interface type of %s not supported", device); - break; - } - return 1; } while (0); - if (sock_fd != -1) - close(sock_fd); + pcap_close_linux(handle); return 0; } /* - * Bind the socket associated with FD to the given device using the + * Bind the socket associated with FD to the given device using the * interface of the old kernels. */ static int iface_bind_old(int fd, const char *device, char *ebuf) { struct sockaddr saddr; + int err; + socklen_t errlen = sizeof(err); memset(&saddr, 0, sizeof(saddr)); strncpy(saddr.sa_data, device, sizeof(saddr.sa_data)); @@ -1491,6 +1697,20 @@ iface_bind_old(int fd, const char *device, char *ebuf) return -1; } + /* Any pending errors, e.g., network is down? */ + + if (getsockopt(fd, SOL_SOCKET, SO_ERROR, &err, &errlen) == -1) { + snprintf(ebuf, PCAP_ERRBUF_SIZE, + "getsockopt: %s", pcap_strerror(errno)); + return -1; + } + + if (err > 0) { + snprintf(ebuf, PCAP_ERRBUF_SIZE, + "bind: %s", pcap_strerror(err)); + return -1; + } + return 0; } @@ -1498,7 +1718,7 @@ iface_bind_old(int fd, const char *device, char *ebuf) /* ===== System calls available on all supported kernels ============== */ /* - * Query the kernel for the MTU of the given interface. + * Query the kernel for the MTU of the given interface. */ static int iface_get_mtu(int fd, const char *device, char *ebuf) @@ -1704,7 +1924,7 @@ set_kernel_filter(pcap_t *handle, struct sock_fprog *fcode) * the filtering done in userland even if it could have been * done in the kernel. */ - if (setsockopt(handle->fd, SOL_SOCKET, SO_ATTACH_FILTER, + if (setsockopt(handle->fd, SOL_SOCKET, SO_ATTACH_FILTER, &total_fcode, sizeof(total_fcode)) == 0) { char drain[1]; @@ -1716,7 +1936,7 @@ set_kernel_filter(pcap_t *handle, struct sock_fprog *fcode) /* * Save the socket's current mode, and put it in * non-blocking mode; we drain it by reading packets - * until we get an error (which we assume is a + * until we get an error (which is normally a * "nothing more to be read" error). */ save_mode = fcntl(handle->fd, F_GETFL, 0); @@ -1725,14 +1945,22 @@ set_kernel_filter(pcap_t *handle, struct sock_fprog *fcode) while (recv(handle->fd, &drain, sizeof drain, MSG_TRUNC) >= 0) ; + save_errno = errno; fcntl(handle->fd, F_SETFL, save_mode); + if (save_errno != EAGAIN) { + /* Fatal error */ + reset_kernel_filter(handle); + snprintf(handle->errbuf, sizeof(handle->errbuf), + "recv: %s", pcap_strerror(save_errno)); + return -2; + } } } /* * Now attach the new filter. */ - ret = setsockopt(handle->fd, SOL_SOCKET, SO_ATTACH_FILTER, + ret = setsockopt(handle->fd, SOL_SOCKET, SO_ATTACH_FILTER, fcode, sizeof(*fcode)); if (ret == -1 && total_filter_on) { /* @@ -1756,7 +1984,7 @@ set_kernel_filter(pcap_t *handle, struct sock_fprog *fcode) errno = save_errno; } - return ret; + return ret; } static int diff --git a/contrib/libpcap/pcap-nit.c b/contrib/libpcap/pcap-nit.c index fe67299..86aad0f 100644 --- a/contrib/libpcap/pcap-nit.c +++ b/contrib/libpcap/pcap-nit.c @@ -19,8 +19,8 @@ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. */ #ifndef lint -static const char rcsid[] = - "@(#) $Header: /tcpdump/master/libpcap/pcap-nit.c,v 1.41 2001/12/10 07:14:18 guy Exp $ (LBL)"; +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/libpcap/pcap-nit.c,v 1.50.2.4 2004/03/21 08:33:23 guy Exp $ (LBL)"; #endif #ifdef HAVE_CONFIG_H @@ -71,8 +71,8 @@ static const char rcsid[] = /* Forwards */ static int nit_setflags(int, int, int, char *); -int -pcap_stats(pcap_t *p, struct pcap_stat *ps) +static int +pcap_stats_nit(pcap_t *p, struct pcap_stat *ps) { /* @@ -95,8 +95,8 @@ pcap_stats(pcap_t *p, struct pcap_stat *ps) return (0); } -int -pcap_read(pcap_t *p, int cnt, pcap_handler callback, u_char *user) +static int +pcap_read_nit(pcap_t *p, int cnt, pcap_handler callback, u_char *user) { register int cc, n; register struct bpf_insn *fcode = p->fcode.bf_insns; @@ -126,6 +126,26 @@ pcap_read(pcap_t *p, int cnt, pcap_handler callback, u_char *user) n = 0; ep = bp + cc; while (bp < ep) { + /* + * Has "pcap_breakloop()" been called? + * If so, return immediately - if we haven't read any + * packets, clear the flag and return -2 to indicate + * that we were told to break out of the loop, otherwise + * leave the flag set, so that the *next* call will break + * out of the loop without having read any packets, and + * return the number of packets we've processed so far. + */ + if (p->break_loop) { + if (n == 0) { + p->break_loop = 0; + return (-2); + } else { + p->cc = ep - bp; + p->bp = bp; + return (n); + } + } + nh = (struct nit_hdr *)bp; cp = bp + sizeof(*nh); @@ -201,8 +221,18 @@ nit_setflags(int fd, int promisc, int to_ms, char *ebuf) return (0); } +static void +pcap_close_nit(pcap_t *p) +{ + if (p->buffer != NULL) + free(p->buffer); + if (p->fd >= 0) + close(p->fd); +} + pcap_t * -pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) +pcap_open_live(const char *device, int snaplen, int promisc, int to_ms, + char *ebuf) { int fd; struct sockaddr_nit snit; @@ -249,6 +279,20 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) strlcpy(ebuf, pcap_strerror(errno), PCAP_ERRBUF_SIZE); goto bad; } + + /* + * "p->fd" is a socket, so "select()" should work on it. + */ + p->selectable_fd = p->fd; + + p->read_op = pcap_read_nit; + p->setfilter_op = install_bpf_program; /* no kernel filtering */ + p->set_datalink_op = NULL; /* can't change data link type */ + p->getnonblock_op = pcap_getnonblock_fd; + p->setnonblock_op = pcap_setnonblock_fd; + p->stats_op = pcap_stats_nit; + p->close_op = pcap_close_nit; + return (p); bad: if (fd >= 0) @@ -258,10 +302,7 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) } int -pcap_setfilter(pcap_t *p, struct bpf_program *fp) +pcap_platform_finddevs(pcap_if_t **alldevsp, char *errbuf) { - - if (install_bpf_program(p, fp) < 0) - return (-1); return (0); } diff --git a/contrib/libpcap/pcap-null.c b/contrib/libpcap/pcap-null.c index a4116ad..a4dd72f 100644 --- a/contrib/libpcap/pcap-null.c +++ b/contrib/libpcap/pcap-null.c @@ -19,8 +19,8 @@ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. */ #ifndef lint -static const char rcsid[] = - "@(#) $Header: /tcpdump/master/libpcap/pcap-null.c,v 1.13 2000/10/28 00:01:29 guy Exp $ (LBL)"; +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/libpcap/pcap-null.c,v 1.20.2.1 2003/11/15 23:26:45 guy Exp $ (LBL)"; #endif #ifdef HAVE_CONFIG_H @@ -39,36 +39,16 @@ static const char rcsid[] = static char nosup[] = "live packet capture not supported on this system"; -int -pcap_stats(pcap_t *p, struct pcap_stat *ps) -{ - (void)snprintf(p->errbuf, sizeof(p->errbuf), "pcap_stats: %s", nosup); - return (-1); -} - -int -pcap_read(pcap_t *p, int cnt, pcap_handler callback, u_char *user) -{ - (void)snprintf(p->errbuf, sizeof(p->errbuf), "pcap_read: %s", nosup); - return (-1); -} - pcap_t * -pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) +pcap_open_live(const char *device, int snaplen, int promisc, int to_ms, + char *ebuf) { (void)strlcpy(ebuf, nosup, PCAP_ERRBUF_SIZE); return (NULL); } int -pcap_setfilter(pcap_t *p, struct bpf_program *fp) +pcap_platform_finddevs(pcap_if_t **alldevsp, char *errbuf) { - if (p->sf.rfile == NULL) { - (void)snprintf(p->errbuf, sizeof(p->errbuf), - "pcap_setfilter: %s", nosup); - return (-1); - } - if (install_bpf_program(p, fp) < 0) - return (-1); return (0); } diff --git a/contrib/libpcap/pcap-pf.c b/contrib/libpcap/pcap-pf.c index f29bc99..e84d1c7 100644 --- a/contrib/libpcap/pcap-pf.c +++ b/contrib/libpcap/pcap-pf.c @@ -23,8 +23,8 @@ */ #ifndef lint -static const char rcsid[] = - "@(#) $Header: /tcpdump/master/libpcap/pcap-pf.c,v 1.65 2001/12/10 07:14:19 guy Exp $ (LBL)"; +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/libpcap/pcap-pf.c,v 1.79.2.5 2003/11/22 00:32:55 guy Exp $ (LBL)"; #endif #ifdef HAVE_CONFIG_H @@ -61,12 +61,21 @@ struct rtentry; #include <string.h> #include <unistd.h> +/* + * Make "pcap.h" not include "pcap-bpf.h"; we are going to include the + * native OS version, as we need various BPF ioctls from it. + */ +#define PCAP_DONT_INCLUDE_PCAP_BPF_H +#include <net/bpf.h> + #include "pcap-int.h" #ifdef HAVE_OS_PROTO_H #include "os-proto.h" #endif +static int pcap_setfilter_pf(pcap_t *, struct bpf_program *); + /* * BUFSPACE is the size in bytes of the packet read buffer. Most tcpdump * applications aren't going to need more than 200 bytes of packet header @@ -75,8 +84,8 @@ struct rtentry; */ #define BUFSPACE (200 * 256) -int -pcap_read(pcap_t *pc, int cnt, pcap_handler callback, u_char *user) +static int +pcap_read_pf(pcap_t *pc, int cnt, pcap_handler callback, u_char *user) { register u_char *p, *bp; struct bpf_insn *fcode; @@ -126,6 +135,25 @@ pcap_read(pcap_t *pc, int cnt, pcap_handler callback, u_char *user) pad = 0; #endif while (cc > 0) { + /* + * Has "pcap_breakloop()" been called? + * If so, return immediately - if we haven't read any + * packets, clear the flag and return -2 to indicate + * that we were told to break out of the loop, otherwise + * leave the flag set, so that the *next* call will break + * out of the loop without having read any packets, and + * return the number of packets we've processed so far. + */ + if (pc->break_loop) { + if (n == 0) { + pc->break_loop = 0; + return (-2); + } else { + pc->cc = cc; + pc->bp = bp; + return (n); + } + } if (cc < sizeof(*sp)) { snprintf(pc->errbuf, sizeof(pc->errbuf), "pf short read (%d)", cc); @@ -191,8 +219,8 @@ pcap_read(pcap_t *pc, int cnt, pcap_handler callback, u_char *user) return (n); } -int -pcap_stats(pcap_t *p, struct pcap_stat *ps) +static int +pcap_stats_pf(pcap_t *p, struct pcap_stat *ps) { /* @@ -237,8 +265,18 @@ pcap_stats(pcap_t *p, struct pcap_stat *ps) return (0); } +static void +pcap_close_pf(pcap_t *p) +{ + if (p->buffer != NULL) + free(p->buffer); + if (p->fd >= 0) + close(p->fd); +} + pcap_t * -pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) +pcap_open_live(const char *device, int snaplen, int promisc, int to_ms, + char *ebuf) { pcap_t *p; short enmode; @@ -253,10 +291,17 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) return (0); } memset(p, 0, sizeof(*p)); + + /* + * XXX - we assume here that "pfopen()" does not, in fact, modify + * its argument, even though it takes a "char *" rather than a + * "const char *" as its first argument. That appears to be + * the case, at least on Digital UNIX 4.0. + */ p->fd = pfopen(device, O_RDONLY); if (p->fd < 0) { snprintf(ebuf, PCAP_ERRBUF_SIZE, "pf open: %s: %s\n\ -your system may not be properly configured; see \"man packetfilter(4)\"\n", +your system may not be properly configured; see the packetfilter(4) man page\n", device, pcap_strerror(errno)); goto bad; } @@ -345,7 +390,7 @@ your system may not be properly configured; see \"man packetfilter(4)\"\n", * framing", there's not much we can do, as that * doesn't specify a particular type of header. */ - snprintf(ebuf, PCAP_ERRBUF_SIZE, "unknown data-link type %lu", + snprintf(ebuf, PCAP_ERRBUF_SIZE, "unknown data-link type %u", devparams.end_dev_type); goto bad; } @@ -381,51 +426,113 @@ your system may not be properly configured; see \"man packetfilter(4)\"\n", goto bad; } } + p->bufsize = BUFSPACE; p->buffer = (u_char*)malloc(p->bufsize + p->offset); + if (p->buffer == NULL) { + strlcpy(ebuf, pcap_strerror(errno), PCAP_ERRBUF_SIZE); + goto bad; + } + + /* + * "select()" and "poll()" work on packetfilter devices. + */ + p->selectable_fd = p->fd; + + p->read_op = pcap_read_pf; + p->setfilter_op = pcap_setfilter_pf; + p->set_datalink_op = NULL; /* can't change data link type */ + p->getnonblock_op = pcap_getnonblock_fd; + p->setnonblock_op = pcap_setnonblock_fd; + p->stats_op = pcap_stats_pf; + p->close_op = pcap_close_pf; return (p); bad: - if (p->fd >= 0) - close(p->fd); + if (p->fd >= 0) + close(p->fd); free(p); return (NULL); } int -pcap_setfilter(pcap_t *p, struct bpf_program *fp) +pcap_platform_finddevs(pcap_if_t **alldevsp, char *errbuf) +{ + return (0); +} + +static int +pcap_setfilter_pf(pcap_t *p, struct bpf_program *fp) { + struct bpf_version bv; + /* - * See if BIOCSETF works. If it does, the kernel supports - * BPF-style filters, and we do not need to do post-filtering. + * See if BIOCVERSION works. If not, we assume the kernel doesn't + * support BPF-style filters (it's not documented in the bpf(7) + * or packetfiler(7) man pages, but the code used to fail if + * BIOCSETF worked but BIOCVERSION didn't, and I've seen it do + * kernel filtering in DU 4.0, so presumably BIOCVERSION works + * there, at least). */ - p->md.use_bpf = (ioctl(p->fd, BIOCSETF, (caddr_t)fp) >= 0); - if (p->md.use_bpf) { - struct bpf_version bv; + if (ioctl(p->fd, BIOCVERSION, (caddr_t)&bv) >= 0) { + /* + * OK, we have the version of the BPF interpreter; + * is it the same major version as us, and the same + * or better minor version? + */ + if (bv.bv_major == BPF_MAJOR_VERSION && + bv.bv_minor >= BPF_MINOR_VERSION) { + /* + * Yes. Try to install the filter. + */ + if (ioctl(p->fd, BIOCSETF, (caddr_t)fp) < 0) { + snprintf(p->errbuf, sizeof(p->errbuf), + "BIOCSETF: %s", pcap_strerror(errno)); + return (-1); + } - if (ioctl(p->fd, BIOCVERSION, (caddr_t)&bv) < 0) { - snprintf(p->errbuf, sizeof(p->errbuf), - "BIOCVERSION: %s", pcap_strerror(errno)); - return (-1); - } - else if (bv.bv_major != BPF_MAJOR_VERSION || - bv.bv_minor < BPF_MINOR_VERSION) { - fprintf(stderr, - "requires bpf language %d.%d or higher; kernel is %d.%d", - BPF_MAJOR_VERSION, BPF_MINOR_VERSION, - bv.bv_major, bv.bv_minor); - /* don't give up, just be inefficient */ - p->md.use_bpf = 0; + /* + * OK, that succeeded. We're doing filtering in + * the kernel. (We assume we don't have a + * userland filter installed - that'd require + * a previous version check to have failed but + * this one to succeed.) + * + * XXX - this message should be supplied to the + * application as a warning of some sort, + * except that if it's a GUI application, it's + * not clear that it should be displayed in + * a window to annoy the user. + */ + fprintf(stderr, "tcpdump: Using kernel BPF filter\n"); + p->md.use_bpf = 1; + return (0); } - } else { - if (install_bpf_program(p, fp) < 0) - return (-1); + + /* + * We can't use the kernel's BPF interpreter; don't give + * up, just log a message and be inefficient. + * + * XXX - this should really be supplied to the application + * as a warning of some sort. + */ + fprintf(stderr, + "tcpdump: Requires BPF language %d.%d or higher; kernel is %d.%d\n", + BPF_MAJOR_VERSION, BPF_MINOR_VERSION, + bv.bv_major, bv.bv_minor); } - /*XXX this goes in tcpdump*/ - if (p->md.use_bpf) - fprintf(stderr, "tcpdump: Using kernel BPF filter\n"); - else - fprintf(stderr, "tcpdump: Filtering in user process\n"); + /* + * We couldn't do filtering in the kernel; do it in userland. + */ + if (install_bpf_program(p, fp) < 0) + return (-1); + + /* + * XXX - this message should be supplied by the application as + * a warning of some sort. + */ + fprintf(stderr, "tcpdump: Filtering in user process\n"); + p->md.use_bpf = 0; return (0); } diff --git a/contrib/libpcap/pcap-snit.c b/contrib/libpcap/pcap-snit.c index d3aaf1d..d022dd3 100644 --- a/contrib/libpcap/pcap-snit.c +++ b/contrib/libpcap/pcap-snit.c @@ -24,8 +24,8 @@ */ #ifndef lint -static const char rcsid[] = - "@(#) $Header: /tcpdump/master/libpcap/pcap-snit.c,v 1.56 2001/12/10 07:14:20 guy Exp $ (LBL)"; +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/libpcap/pcap-snit.c,v 1.66.2.3 2003/11/21 10:20:48 guy Exp $ (LBL)"; #endif #ifdef HAVE_CONFIG_H @@ -84,8 +84,8 @@ static const char rcsid[] = /* Forwards */ static int nit_setflags(int, int, int, char *); -int -pcap_stats(pcap_t *p, struct pcap_stat *ps) +static int +pcap_stats_snit(pcap_t *p, struct pcap_stat *ps) { /* @@ -109,8 +109,8 @@ pcap_stats(pcap_t *p, struct pcap_stat *ps) return (0); } -int -pcap_read(pcap_t *p, int cnt, pcap_handler callback, u_char *user) +static int +pcap_read_snit(pcap_t *p, int cnt, pcap_handler callback, u_char *user) { register int cc, n; register struct bpf_insn *fcode = p->fcode.bf_insns; @@ -141,6 +141,26 @@ pcap_read(pcap_t *p, int cnt, pcap_handler callback, u_char *user) n = 0; ep = bp + cc; while (bp < ep) { + /* + * Has "pcap_breakloop()" been called? + * If so, return immediately - if we haven't read any + * packets, clear the flag and return -2 to indicate + * that we were told to break out of the loop, otherwise + * leave the flag set, so that the *next* call will break + * out of the loop without having read any packets, and + * return the number of packets we've processed so far. + */ + if (p->break_loop) { + if (n == 0) { + p->break_loop = 0; + return (-2); + } else { + p->bp = bp; + p->cc = ep - bp; + return (n); + } + } + ++p->md.stat.ps_recv; cp = bp; @@ -218,8 +238,18 @@ nit_setflags(int fd, int promisc, int to_ms, char *ebuf) return (0); } +static void +pcap_close_snit(pcap_t *p) +{ + if (p->buffer != NULL) + free(p->buffer); + if (p->fd >= 0) + close(p->fd); +} + pcap_t * -pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) +pcap_open_live(const char *device, int snaplen, int promisc, int to_ms, + char *ebuf) { struct strioctl si; /* struct for ioctl() */ struct ifreq ifr; /* interface request struct */ @@ -272,7 +302,7 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) /* request the interface */ strncpy(ifr.ifr_name, device, sizeof(ifr.ifr_name)); - ifr.ifr_name[sizeof(ifr.ifr_name) - 1] = ' '; + ifr.ifr_name[sizeof(ifr.ifr_name) - 1] = '\0'; si.ic_cmd = NIOCBIND; si.ic_len = sizeof(ifr); si.ic_dp = (char *)𝔦 @@ -307,6 +337,21 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) strlcpy(ebuf, pcap_strerror(errno), PCAP_ERRBUF_SIZE); goto bad; } + + /* + * "p->fd" is an FD for a STREAMS device, so "select()" and + * "poll()" should work on it. + */ + p->selectable_fd = p->fd; + + p->read_op = pcap_read_snit; + p->setfilter_op = install_bpf_program; /* no kernel filtering */ + p->set_datalink_op = NULL; /* can't change data link type */ + p->getnonblock_op = pcap_getnonblock_fd; + p->setnonblock_op = pcap_setnonblock_fd; + p->stats_op = pcap_stats_snit; + p->close_op = pcap_close_snit; + return (p); bad: if (fd >= 0) @@ -316,10 +361,7 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) } int -pcap_setfilter(pcap_t *p, struct bpf_program *fp) +pcap_platform_finddevs(pcap_if_t **alldevsp, char *errbuf) { - - if (install_bpf_program(p, fp) < 0) - return (-1); return (0); } diff --git a/contrib/libpcap/pcap-snoop.c b/contrib/libpcap/pcap-snoop.c index 5d58ba3..1260bd7 100644 --- a/contrib/libpcap/pcap-snoop.c +++ b/contrib/libpcap/pcap-snoop.c @@ -19,8 +19,8 @@ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. */ #ifndef lint -static const char rcsid[] = - "@(#) $Header: /tcpdump/master/libpcap/pcap-snoop.c,v 1.33 2001/12/10 07:14:21 guy Exp $ (LBL)"; +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/libpcap/pcap-snoop.c,v 1.45.2.5 2004/03/21 08:33:24 guy Exp $ (LBL)"; #endif #ifdef HAVE_CONFIG_H @@ -58,8 +58,8 @@ static const char rcsid[] = #include "os-proto.h" #endif -int -pcap_read(pcap_t *p, int cnt, pcap_handler callback, u_char *user) +static int +pcap_read_snoop(pcap_t *p, int cnt, pcap_handler callback, u_char *user) { int cc; register struct snoopheader *sh; @@ -68,13 +68,25 @@ pcap_read(pcap_t *p, int cnt, pcap_handler callback, u_char *user) register u_char *cp; again: + /* + * Has "pcap_breakloop()" been called? + */ + if (p->break_loop) { + /* + * Yes - clear the flag that indicates that it + * has, and return -2 to indicate that we were + * told to break out of the loop. + */ + p->break_loop = 0; + return (-2); + } cc = read(p->fd, (char *)p->buffer, p->bufsize); if (cc < 0) { /* Don't choke when we get ptraced */ switch (errno) { case EINTR: - goto again; + goto again; case EWOULDBLOCK: return (0); /* XXX */ @@ -88,11 +100,23 @@ again: caplen = (datalen < p->snapshot) ? datalen : p->snapshot; cp = (u_char *)(sh + 1) + p->offset; /* XXX */ + /* + * XXX unfortunately snoop loopback isn't exactly like + * BSD's. The address family is encoded in the first 2 + * bytes rather than the first 4 bytes! Luckily the last + * two snoop loopback bytes are zeroed. + */ + if (p->linktype == DLT_NULL && *((short *)(cp + 2)) == 0) { + u_int *uip = (u_int *)cp; + *uip >>= 16; + } + if (p->fcode.bf_insns == NULL || bpf_filter(p->fcode.bf_insns, cp, datalen, caplen)) { struct pcap_pkthdr h; ++p->md.stat.ps_recv; - h.ts = sh->snoop_timestamp; + h.ts.tv_sec = sh->snoop_timestamp.tv_sec; + h.ts.tv_usec = sh->snoop_timestamp.tv_usec; h.len = datalen; h.caplen = caplen; (*callback)(user, &h, cp); @@ -101,8 +125,8 @@ again: return (0); } -int -pcap_stats(pcap_t *p, struct pcap_stat *ps) +static int +pcap_stats_snoop(pcap_t *p, struct pcap_stat *ps) { register struct rawstats *rs; struct rawstats rawstats; @@ -141,9 +165,19 @@ pcap_stats(pcap_t *p, struct pcap_stat *ps) return (0); } +static void +pcap_close_snoop(pcap_t *p) +{ + if (p->buffer != NULL) + free(p->buffer); + if (p->fd >= 0) + close(p->fd); +} + /* XXX can't disable promiscuous */ pcap_t * -pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) +pcap_open_live(const char *device, int snaplen, int promisc, int to_ms, + char *ebuf) { int fd; struct sockaddr_raw sr; @@ -191,6 +225,7 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) strncmp("ec", device, 2) == 0 || /* Indigo/Indy 10 Mbit, O2 10/100 */ strncmp("ef", device, 2) == 0 || /* O200/2000 10/100 Mbit */ + strncmp("eg", device, 2) == 0 || /* Octane/O2xxx/O3xxx Gigabit */ strncmp("gfe", device, 3) == 0 || /* GIO 100 Mbit */ strncmp("fxp", device, 3) == 0 || /* Challenge VME Enet */ strncmp("ep", device, 2) == 0 || /* Challenge 8x10 Mbit EPLEX */ @@ -211,9 +246,15 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) } else if (strncmp("ppp", device, 3) == 0) { p->linktype = DLT_RAW; ll_hdrlen = 0; /* DLT_RAW meaning "no PPP header, just the IP packet"? */ + } else if (strncmp("qfa", device, 3) == 0) { + p->linktype = DLT_IP_OVER_FC; + ll_hdrlen = 24; + } else if (strncmp("pl", device, 2) == 0) { + p->linktype = DLT_RAW; + ll_hdrlen = 0; /* Cray UNICOS/mp pseudo link */ } else if (strncmp("lo", device, 2) == 0) { p->linktype = DLT_NULL; - ll_hdrlen = 4; /* is this just like BSD's loopback device? */ + ll_hdrlen = 4; } else { snprintf(ebuf, PCAP_ERRBUF_SIZE, "snoop: unknown physical layer type"); @@ -249,8 +290,8 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) #ifndef ifr_mtu #define ifr_mtu ifr_metric #endif - if (snaplen > ifr.ifr_mtu) - snaplen = ifr.ifr_mtu; + if (snaplen > ifr.ifr_mtu + ll_hdrlen) + snaplen = ifr.ifr_mtu + ll_hdrlen; #endif /* @@ -282,6 +323,19 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) goto bad; } + /* + * "p->fd" is a socket, so "select()" should work on it. + */ + p->selectable_fd = p->fd; + + p->read_op = pcap_read_snoop; + p->setfilter_op = install_bpf_program; /* no kernel filtering */ + p->set_datalink_op = NULL; /* can't change data link type */ + p->getnonblock_op = pcap_getnonblock_fd; + p->setnonblock_op = pcap_setnonblock_fd; + p->stats_op = pcap_stats_snoop; + p->close_op = pcap_close_snoop; + return (p); bad: (void)close(fd); @@ -290,10 +344,7 @@ pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf) } int -pcap_setfilter(pcap_t *p, struct bpf_program *fp) +pcap_platform_finddevs(pcap_if_t **alldevsp, char *errbuf) { - - if (install_bpf_program(p, fp) < 0) - return (-1); return (0); } diff --git a/contrib/libpcap/pcap-stdinc.h b/contrib/libpcap/pcap-stdinc.h new file mode 100644 index 0000000..fa5ea26 --- /dev/null +++ b/contrib/libpcap/pcap-stdinc.h @@ -0,0 +1,61 @@ +/* + * Copyright (c) 2002 - 2003 + * NetGroup, Politecnico di Torino (Italy) + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the Politecnico di Torino nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + */ + +#define SIZEOF_CHAR 1 +#define SIZEOF_SHORT 2 +#define SIZEOF_INT 4 + +/* + * Avoids a compiler warning in case this was already defined + * (someone defined _WINSOCKAPI_ when including 'windows.h', in order + * to prevent it from including 'winsock.h') + */ +#ifdef _WINSOCKAPI_ +#undef _WINSOCKAPI_ +#endif +#include <winsock2.h> + +#include <fcntl.h> + +#include "bittypes.h" +#include <time.h> +#include <io.h> + +#ifndef __MINGW32__ +#include "IP6_misc.h" +#endif + +#define caddr_t char* + +#define snprintf _snprintf +#define vsnprintf _vsnprintf +#define inline __inline diff --git a/contrib/libpcap/pcap-win32.c b/contrib/libpcap/pcap-win32.c new file mode 100644 index 0000000..ef1b0f3 --- /dev/null +++ b/contrib/libpcap/pcap-win32.c @@ -0,0 +1,446 @@ +/* + * Copyright (c) 1999 - 2003 + * NetGroup, Politecnico di Torino (Italy) + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the Politecnico di Torino nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + */ + +#ifndef lint +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/libpcap/pcap-win32.c,v 1.15.2.3 2003/11/30 02:32:02 guy Exp $ (LBL)"; +#endif + +#include <pcap-int.h> +#include <packet32.h> +#include <Ntddndis.h> +#ifdef __MINGW32__ +int* _errno(); +#define errno (*_errno()) +#endif /* __MINGW32__ */ + +static int pcap_setfilter_win32(pcap_t *, struct bpf_program *); +static int pcap_getnonblock_win32(pcap_t *, char *); +static int pcap_setnonblock_win32(pcap_t *, int, char *); + +#define PcapBufSize 256000 /*dimension of the buffer in the pcap_t structure*/ +#define SIZE_BUF 1000000 + +/* + * Header that the WinPcap driver associates to the packets. + * Once was in bpf.h + */ +struct bpf_hdr { + struct timeval bh_tstamp; /* time stamp */ + bpf_u_int32 bh_caplen; /* length of captured portion */ + bpf_u_int32 bh_datalen; /* original length of packet */ + u_short bh_hdrlen; /* length of bpf header (this struct + plus alignment padding) */ +}; + +/* Start winsock */ +int +wsockinit() +{ + WORD wVersionRequested; + WSADATA wsaData; + int err; + wVersionRequested = MAKEWORD( 1, 1); + err = WSAStartup( wVersionRequested, &wsaData ); + if ( err != 0 ) + { + return -1; + } + return 0; +} + + +static int +pcap_stats_win32(pcap_t *p, struct pcap_stat *ps) +{ + + if(PacketGetStats(p->adapter, (struct bpf_stat*)ps) != TRUE){ + snprintf(p->errbuf, PCAP_ERRBUF_SIZE, "PacketGetStats error: %s", pcap_win32strerror()); + return -1; + } + + return 0; +} + +static int +pcap_read_win32(pcap_t *p, int cnt, pcap_handler callback, u_char *user) +{ + int cc; + int n = 0; + register u_char *bp, *ep; + + cc = p->cc; + if (p->cc == 0) { + /* + * Has "pcap_breakloop()" been called? + */ + if (p->break_loop) { + /* + * Yes - clear the flag that indicates that it + * has, and return -2 to indicate that we were + * told to break out of the loop. + */ + p->break_loop = 0; + return (-2); + } + + /* capture the packets */ + if(PacketReceivePacket(p->adapter,p->Packet,TRUE)==FALSE){ + snprintf(p->errbuf, PCAP_ERRBUF_SIZE, "read error: PacketReceivePacket failed"); + return (-1); + } + + cc = p->Packet->ulBytesReceived; + + bp = p->Packet->Buffer; + } + else + bp = p->bp; + + /* + * Loop through each packet. + */ +#define bhp ((struct bpf_hdr *)bp) + ep = bp + cc; + while (1) { + register int caplen, hdrlen; + + /* + * Has "pcap_breakloop()" been called? + * If so, return immediately - if we haven't read any + * packets, clear the flag and return -2 to indicate + * that we were told to break out of the loop, otherwise + * leave the flag set, so that the *next* call will break + * out of the loop without having read any packets, and + * return the number of packets we've processed so far. + */ + if (p->break_loop) { + if (n == 0) { + p->break_loop = 0; + return (-2); + } else { + p->bp = bp; + p->cc = ep - bp; + return (n); + } + } + if (bp >= ep) + break; + + caplen = bhp->bh_caplen; + hdrlen = bhp->bh_hdrlen; + + /* + * XXX A bpf_hdr matches a pcap_pkthdr. + */ + (*callback)(user, (struct pcap_pkthdr*)bp, bp + hdrlen); + bp += BPF_WORDALIGN(caplen + hdrlen); + if (++n >= cnt && cnt > 0) { + p->bp = bp; + p->cc = ep - bp; + return (n); + } + } +#undef bhp + p->cc = 0; + return (n); +} + + +static void +pcap_close_win32(pcap_t *p) +{ + if (p->buffer != NULL) + free(p->buffer); + if (p->adapter != NULL) { + PacketCloseAdapter(p->adapter); + p->adapter = NULL; + } +} + +pcap_t * +pcap_open_live(const char *device, int snaplen, int promisc, int to_ms, + char *ebuf) +{ + register pcap_t *p; + NetType type; + + /* Init WinSock */ + wsockinit(); + + p = (pcap_t *)malloc(sizeof(*p)); + if (p == NULL) + { + snprintf(ebuf, PCAP_ERRBUF_SIZE, "malloc: %s", pcap_strerror(errno)); + return (NULL); + } + memset(p, 0, sizeof(*p)); + p->adapter=NULL; + + p->adapter = PacketOpenAdapter((char*)device); + + if (p->adapter == NULL) + { + /* Adapter detected but we are not able to open it. Return failure. */ + snprintf(ebuf, PCAP_ERRBUF_SIZE, "Error opening adapter: %s", pcap_win32strerror()); + return NULL; + } + + /*get network type*/ + if(PacketGetNetType (p->adapter,&type) == FALSE) + { + snprintf(ebuf, PCAP_ERRBUF_SIZE, "Cannot determine the network type: %s", pcap_win32strerror()); + goto bad; + } + + /*Set the linktype*/ + switch (type.LinkType) + { + case NdisMediumWan: + p->linktype = DLT_EN10MB; + break; + + case NdisMedium802_3: + p->linktype = DLT_EN10MB; + break; + + case NdisMediumFddi: + p->linktype = DLT_FDDI; + break; + + case NdisMedium802_5: + p->linktype = DLT_IEEE802; + break; + + case NdisMediumArcnetRaw: + p->linktype = DLT_ARCNET; + break; + + case NdisMediumArcnet878_2: + p->linktype = DLT_ARCNET; + break; + + case NdisMediumAtm: + p->linktype = DLT_ATM_RFC1483; + break; + + default: + p->linktype = DLT_EN10MB; /*an unknown adapter is assumed to be ethernet*/ + break; + } + + /* Set promisquous mode */ + if (promisc) PacketSetHwFilter(p->adapter,NDIS_PACKET_TYPE_PROMISCUOUS); + else PacketSetHwFilter(p->adapter,NDIS_PACKET_TYPE_ALL_LOCAL); + + /* Set the buffer size */ + p->bufsize = PcapBufSize; + + p->buffer = (u_char *)malloc(PcapBufSize); + if (p->buffer == NULL) + { + snprintf(ebuf, PCAP_ERRBUF_SIZE, "malloc: %s", pcap_strerror(errno)); + goto bad; + } + + p->snapshot = snaplen; + + /* allocate Packet structure used during the capture */ + if((p->Packet = PacketAllocatePacket())==NULL) + { + snprintf(ebuf, PCAP_ERRBUF_SIZE, "failed to allocate the PACKET structure"); + goto bad; + } + + PacketInitPacket(p->Packet,(BYTE*)p->buffer,p->bufsize); + + /* allocate the standard buffer in the driver */ + if(PacketSetBuff( p->adapter, SIZE_BUF)==FALSE) + { + snprintf(ebuf, PCAP_ERRBUF_SIZE,"driver error: not enough memory to allocate the kernel buffer\n"); + goto bad; + } + + /* tell the driver to copy the buffer only if it contains at least 16K */ + if(PacketSetMinToCopy(p->adapter,16000)==FALSE) + { + snprintf(ebuf, PCAP_ERRBUF_SIZE,"Error calling PacketSetMinToCopy: %s\n", pcap_win32strerror()); + goto bad; + } + + PacketSetReadTimeout(p->adapter, to_ms); + + p->read_op = pcap_read_win32; + p->setfilter_op = pcap_setfilter_win32; + p->set_datalink_op = NULL; /* can't change data link type */ + p->getnonblock_op = pcap_getnonblock_win32; + p->setnonblock_op = pcap_setnonblock_win32; + p->stats_op = pcap_stats_win32; + p->close_op = pcap_close_win32; + + return (p); +bad: + if (p->adapter) + PacketCloseAdapter(p->adapter); + if (p->buffer != NULL) + free(p->buffer); + free(p); + return (NULL); +} + + +static int +pcap_setfilter_win32(pcap_t *p, struct bpf_program *fp) +{ + if(PacketSetBpf(p->adapter,fp)==FALSE){ + /* kernel filter not installed. */ + snprintf(p->errbuf, PCAP_ERRBUF_SIZE, "Driver error: cannot set bpf filter: %s", pcap_win32strerror()); + return (-1); + } + return (0); +} + + +static int +pcap_getnonblock_win32(pcap_t *p, char *errbuf) +{ + /* + * XXX - if there were a PacketGetReadTimeout() call, we + * would use it, and return 1 if the timeout is -1 + * and 0 otherwise. + */ + return (p->nonblock); +} + +static int +pcap_setnonblock_win32(pcap_t *p, int nonblock, char *errbuf) +{ + int newtimeout; + + if (nonblock) { + /* + * Set the read timeout to -1 for non-blocking mode. + */ + newtimeout = -1; + } else { + /* + * Restore the timeout set when the device was opened. + * (Note that this may be -1, in which case we're not + * really leaving non-blocking mode.) + */ + newtimeout = p->timeout; + } + if (!PacketSetReadTimeout(p->adapter, newtimeout)) { + snprintf(p->errbuf, PCAP_ERRBUF_SIZE, + "PacketSetReadTimeout: %s", pcap_win32strerror()); + return (-1); + } + p->nonblock = (newtimeout == -1); + return (0); +} + +/* Set the driver working mode */ +int +pcap_setmode(pcap_t *p, int mode){ + + if (p->adapter==NULL) + { + snprintf(p->errbuf, PCAP_ERRBUF_SIZE, "impossible to set mode while reading from a file"); + return -1; + } + + if(PacketSetMode(p->adapter,mode)==FALSE) + { + snprintf(p->errbuf, PCAP_ERRBUF_SIZE, "driver error: working mode not recognized"); + return -1; + } + + return 0; +} + +/* Send a packet to the network */ +int +pcap_sendpacket(pcap_t *p, u_char *buf, int size){ + LPPACKET PacketToSend; + + if (p->adapter==NULL) + { + snprintf(p->errbuf, PCAP_ERRBUF_SIZE, "Writing a packet is allowed only on a physical adapter"); + return -1; + } + + PacketToSend=PacketAllocatePacket(); + PacketInitPacket(PacketToSend,buf,size); + if(PacketSendPacket(p->adapter,PacketToSend,TRUE) == FALSE){ + PacketFreePacket(PacketToSend); + return -1; + } + + PacketFreePacket(PacketToSend); + return 0; +} + +/* Set the dimension of the kernel-level capture buffer */ +int +pcap_setbuff(pcap_t *p, int dim) +{ + if (p->adapter==NULL) + { + snprintf(p->errbuf, PCAP_ERRBUF_SIZE, "The kernel buffer size cannot be set while reading from a file"); + return -1; + } + + if(PacketSetBuff(p->adapter,dim)==FALSE) + { + snprintf(p->errbuf, PCAP_ERRBUF_SIZE, "driver error: not enough memory to allocate the kernel buffer"); + return -1; + } + return 0; +} + +/*set the minimum amount of data that will release a read call*/ +int +pcap_setmintocopy(pcap_t *p, int size) +{ + if (p->adapter==NULL) + { + snprintf(p->errbuf, PCAP_ERRBUF_SIZE, "Impossible to set the mintocopy parameter on an offline capture"); + return -1; + } + + if(PacketSetMinToCopy(p->adapter, size)==FALSE) + { + snprintf(p->errbuf, PCAP_ERRBUF_SIZE, "driver error: unable to set the requested mintocopy size"); + return -1; + } + return 0; +} diff --git a/contrib/libpcap/pcap.3 b/contrib/libpcap/pcap.3 index 2ef8026..7aad4a1 100644 --- a/contrib/libpcap/pcap.3 +++ b/contrib/libpcap/pcap.3 @@ -1,4 +1,4 @@ -.\" @(#) $Header: /tcpdump/master/libpcap/pcap.3,v 1.31 2001/12/29 21:57:07 guy Exp $ +.\" @(#) $Header: /tcpdump/master/libpcap/pcap.3,v 1.51.2.9 2004/03/28 21:45:32 fenner Exp $ .\" .\" Copyright (c) 1994, 1996, 1997 .\" The Regents of the University of California. All rights reserved. @@ -19,7 +19,7 @@ .\" WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF .\" MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. .\" -.TH PCAP 3 "3 January 2001" +.TH PCAP 3 "27 February 2004" .SH NAME pcap \- Packet Capture library .SH SYNOPSIS @@ -34,12 +34,12 @@ char errbuf[PCAP_ERRBUF_SIZE]; .ft .LP .ft B -pcap_t *pcap_open_live(char *device, int snaplen, +pcap_t *pcap_open_live(const char *device, int snaplen, .ti +8 int promisc, int to_ms, char *errbuf) pcap_t *pcap_open_dead(int linktype, int snaplen) -pcap_t *pcap_open_offline(char *fname, char *errbuf) -pcap_dumper_t *pcap_dump_open(pcap_t *p, char *fname) +pcap_t *pcap_open_offline(const char *fname, char *errbuf) +pcap_dumper_t *pcap_dump_open(pcap_t *p, const char *fname) .ft .LP .ft B @@ -49,9 +49,9 @@ int pcap_getnonblock(pcap_t *p, char *errbuf); .LP .ft B int pcap_findalldevs(pcap_if_t **alldevsp, char *errbuf) -void pcap_freealldevs(pcap_if_t *) +void pcap_freealldevs(pcap_if_t *alldevs) char *pcap_lookupdev(char *errbuf) -int pcap_lookupnet(char *device, bpf_u_int32 *netp, +int pcap_lookupnet(const char *device, bpf_u_int32 *netp, .ti +8 bpf_u_int32 *maskp, char *errbuf) .ft @@ -77,13 +77,23 @@ void pcap_freecode(struct bpf_program *); .ft .LP .ft B -u_char *pcap_next(pcap_t *p, struct pcap_pkthdr *h) +const u_char *pcap_next(pcap_t *p, struct pcap_pkthdr *h) +int pcap_next_ex(pcap_t *p, struct pcap_pkthdr **pkt_header, +.ti +8 +const u_char **pkt_data) +.ft +.LP +.ft B +void pcap_breakloop(pcap_t *) .ft .LP .ft B int pcap_datalink(pcap_t *p) int pcap_list_datalinks(pcap_t *p, int **dlt_buf); int pcap_set_datalink(pcap_t *p, int dlt); +int pcap_datalink_name_to_val(const char *name); +const char *pcap_datalink_val_to_name(int dlt); +const char *pcap_datalink_val_to_description(int dlt); int pcap_snapshot(pcap_t *p) int pcap_is_swapped(pcap_t *p) int pcap_major_version(pcap_t *p) @@ -91,13 +101,17 @@ int pcap_minor_version(pcap_t *p) int pcap_stats(pcap_t *p, struct pcap_stat *ps) FILE *pcap_file(pcap_t *p) int pcap_fileno(pcap_t *p) +int pcap_get_selectable_fd(pcap_t *p) void pcap_perror(pcap_t *p, char *prefix) char *pcap_geterr(pcap_t *p) char *pcap_strerror(int error) +const char *pcap_lib_version(void) .ft .LP .ft B void pcap_close(pcap_t *p) +int pcap_dump_flush(pcap_dumper_t *p) +FILE *pcap_dump_file(pcap_dumper_t *p) void pcap_dump_close(pcap_dumper_t *p) .ft .fi @@ -135,7 +149,12 @@ argument of "any" or .B NULL can be used to capture packets from all interfaces. .I snaplen -specifies the maximum number of bytes to capture. +specifies the maximum number of bytes to capture. If this value is less +than the size of a packet that is captured, only the first +.I snaplen +bytes of that packet will be captured and provided as packet data. A +value of 65535 should be sufficient, on most if not all networks, to +capture all the data available from the packet. .I promisc specifies if the interface is to be put into promiscuous mode. (Note that even if this parameter is false, the interface @@ -150,7 +169,11 @@ arrange that the read not necessarily return immediately when a packet is seen, but that it wait for some amount of time to allow more packets to arrive and to read multiple packets from the OS kernel in one operation. Not all platforms support a read timeout; on platforms that -don't, the read timeout is ignored. +don't, the read timeout is ignored. A zero value for +.IR to_ms , +on platforms that support a read timeout, +will cause a read to wait forever to allow enough packets to +arrive, with no timeout. .I errbuf is used to return error or warning text. It will be set to error text when .B pcap_open_live() @@ -331,6 +354,13 @@ to by may be null if the interface isn't a point-to-point interface .RE .PP +.B \-1 +is returned on failure, in which case +.B errbuf +is filled in with an appropriate error message; +.B 0 +is returned on success. +.PP .B pcap_freealldevs() is used to free a list allocated by .BR pcap_findalldevs() . @@ -379,12 +409,45 @@ a .I u_char pointer which is passed in from .BR pcap_dispatch() , -a pointer to the -.I pcap_pkthdr -struct (which precede the actual network headers and data), +a +.I const struct pcap_pkthdr +pointer to a structure with the following members: +.RS +.TP +.B ts +a +.I struct timeval +containing the time when the packet was captured +.TP +.B caplen +a +.I bpf_u_int32 +giving the number of bytes of the packet that are available from the +capture +.TP +.B len +a +.I bpf_u_int32 +giving the length of the packet, in bytes (which might be more than the +number of bytes available from the capture, if the length of the packet +is larger than the maximum number of bytes to capture) +.RE +.PP and a -.I u_char -pointer to the packet data. +.I const u_char +pointer to the first +.B caplen +(as given in the +.I struct pcap_pkthdr +a pointer to which is passed to the callback routine) +bytes of data from the packet (which won't necessarily be the entire +packet; to capture the entire packet, you will have to provide a value +for +.I snaplen +in your call to +.B pcap_open_live() +that is sufficiently large to get all of the packet's data - a value of +65535 should be sufficient on most if not all networks). .PP The number of packets read is returned. 0 is returned if no packets were read from a live capture (if, for @@ -399,6 +462,14 @@ an error in which case or .B pcap_geterr() may be used to display the error text. +A return of \-2 indicates that the loop terminated due to a call to +.B pcap_breakloop() +before any packets were processed. +.ft B +If your application uses pcap_breakloop(), +make sure that you explicitly check for \-1 and \-2, rather than just +checking for a return value < 0. +.ft R .PP .BR NOTE : when reading a live capture, @@ -433,7 +504,17 @@ A negative .I cnt causes .B pcap_loop() -to loop forever (or at least until an error occurs). +to loop forever (or at least until an error occurs). \-1 is returned on +an error; 0 is returned if +.I cnt +is exhausted; \-2 is returned if the loop terminated due to a call to +.B pcap_breakloop() +before any packets were processed. +.ft B +If your application uses pcap_breakloop(), +make sure that you explicitly check for \-1 and \-2, rather than just +checking for a return value < 0. +.ft R .PP .B pcap_next() reads the next packet (by calling @@ -445,6 +526,107 @@ of 1) and returns a pointer to the data in that packet. (The .I pcap_pkthdr struct for that packet is not supplied.) +.B NULL +is returned if an error occured, or if no packets were read from a live +capture (if, for example, they were discarded because they didn't pass +the packet filter, or if, on platforms that support a read timeout that +starts before any packets arrive, the timeout expires before any packets +arrive, or if the file descriptor for the capture device is in +non-blocking mode and no packets were available to be read), or if no +more packets are available in a ``savefile.'' Unfortunately, there is +no way to determine whether an error occured or not. +.PP +.B pcap_next_ex() +reads the next packet and returns a success/failure indication: +.RS +.TP +1 +the packet was read without problems +.TP +0 +packets are being read from a live capture, and the timeout expired +.TP +\-1 +an error occurred while reading the packet +.TP +\-2 +packets are being read from a ``savefile'', and there are no more +packets to read from the savefile. +.RE +.PP +If the packet was read without problems, the pointer pointed to by the +.I pkt_header +argument is set to point to the +.I pcap_pkthdr +struct for the packet, and the +pointer pointed to by the +.I pkt_data +argument is set to point to the data in the packet. +.PP +.B pcap_breakloop() +sets a flag that will force +.B pcap_dispatch() +or +.B pcap_loop() +to return rather than looping; they will return the number of packets +that have been processed so far, or \-2 if no packets have been +processed so far. +.PP +This routine is safe to use inside a signal handler on UNIX or a console +control handler on Windows, as it merely sets a flag that is checked +within the loop. +.PP +The flag is checked in loops reading packets from the OS - a signal by +itself will not necessarily terminate those loops - as well as in loops +processing a set of packets returned by the OS. +.ft B +Note that if you are catching signals on UNIX systems that support +restarting system calls after a signal, and calling pcap_breakloop() +in the signal handler, you must specify, when catching those signals, +that system calls should NOT be restarted by that signal. Otherwise, +if the signal interrupted a call reading packets in a live capture, +when your signal handler returns after calling pcap_breakloop(), the +call will be restarted, and the loop will not terminate until more +packets arrive and the call completes. +.PP +Note also that, in a multi-threaded application, if one thread is +blocked in +.BR pcap_dispatch() , +.BR pcap_loop() , +.BR pcap_next() , +or +.BR pcap_next_ex() , +a call to +.B pcap_breakloop() +in a different thread will not unblock that thread; you will need to use +whatever mechanism the OS provides for breaking a thread out of blocking +calls in order to unblock the thread, such as thread cancellation in +systems that support POSIX threads. +.ft R +.PP +Note that +.B pcap_next() +will, on some platforms, loop reading packets from the OS; that loop +will not necessarily be terminated by a signal, so +.B pcap_breakloop() +should be used to terminate packet processing even if +.B pcap_next() +is being used. +.PP +.B pcap_breakloop() +does not guarantee that no further packets will be processed by +.B pcap_dispatch() +or +.B pcap_loop() +after it is called; at most one more packet might be processed. +.PP +If \-2 is returned from +.B pcap_dispatch() +or +.BR pcap_loop() , +the flag is cleared, so a subsequent call will resume reading packets. +If a positive number is returned, the flag is not cleared, so a +subsequent call will return \-2 and clear the flag. .PP .B pcap_dump() outputs a packet to the ``savefile'' opened with @@ -472,8 +654,14 @@ struct and is filled in by .I optimize controls whether optimization on the resulting code is performed. .I netmask -specifies the netmask of the local net. -A return of \-1 indicates an error in which case +specifies the IPv4 netmask of the network on which packets are being +captured; it is used only when checking for IPv4 broadcast addresses in +the filter program. If the netmask of the network on which packets are +being captured isn't known to the program, or if packets are being +captured on the Linux "any" pseudo-interface that can capture on more +than one network, a value of 0 can be supplied; tests for IPv4 broadcast +addreses won't be done correctly, but all other tests in the filter +program will be OK. A return of \-1 indicates an error in which case .BR pcap_geterr() may be used to display the error text. .PP @@ -529,7 +717,7 @@ BSD loopback encapsulation; the link layer header is a 4-byte field, in .I host byte order, containing a PF_ value from .B socket.h -for the network-layer protocol of the packet +for the network-layer protocol of the packet. .IP Note that ``host byte order'' is the byte order of the machine on which the packets are captured, and the PF_ values are for the OS of the @@ -579,45 +767,48 @@ COMPRESSED_TCP, the compressed TCP/IP datagram header; .RE .RS 5 .LP -for a total of 16 bytes; the uncompressed IP datagram follows the header +for a total of 16 bytes; the uncompressed IP datagram follows the header. .RE .TP 5 .B DLT_PPP PPP; if the first 2 bytes are 0xff and 0x03, it's PPP in HDLC-like framing, with the PPP header following those two bytes, otherwise it's -PPP without framing, and the packet begins with the PPP header +PPP without framing, and the packet begins with the PPP header. .TP 5 .B DLT_FDDI FDDI .TP 5 .B DLT_ATM_RFC1483 RFC 1483 LLC/SNAP-encapsulated ATM; the packet begins with an IEEE 802.2 -LLC header +LLC header. .TP 5 .B DLT_RAW -raw IP; the packet begins with an IP header +raw IP; the packet begins with an IP header. .TP 5 .B DLT_PPP_SERIAL PPP in HDLC-like framing, as per RFC 1662, or Cisco PPP with HDLC framing, as per section 4.3.1 of RFC 1547; the first byte will be 0xFF for PPP in HDLC-like framing, and will be 0x0F or 0x8F for Cisco PPP -with HDLC framing +with HDLC framing. .TP 5 .B DLT_PPP_ETHER -PPPoE; the packet begins with a PPPoE header, as per RFC 2516 +PPPoE; the packet begins with a PPPoE header, as per RFC 2516. .TP 5 .B DLT_C_HDLC -Cisco PPP with HDLC framing, as per section 4.3.1 of RFC 1547 +Cisco PPP with HDLC framing, as per section 4.3.1 of RFC 1547. .TP 5 .B DLT_IEEE802_11 IEEE 802.11 wireless LAN .TP 5 +.B DLT_FRELAY +Frame Relay +.TP 5 .B DLT_LOOP OpenBSD loopback encapsulation; the link layer header is a 4-byte field, in .I network byte order, containing a PF_ value from OpenBSD's .B socket.h -for the network-layer protocol of the packet +for the network-layer protocol of the packet. .IP Note that, if a ``savefile'' is being read, those PF_ values are .I not @@ -662,7 +853,131 @@ header or 4 for frames beginning with an 802.2 LLC header. .RE .TP 5 .B DLT_LTALK -Apple LocalTalk; the packet begins with an AppleTalk LLAP header +Apple LocalTalk; the packet begins with an AppleTalk LLAP header. +.TP 5 +.B DLT_PFLOG +OpenBSD pflog; the link layer header contains, in order: +.RS 10 +.LP +a 1-byte header length, in host byte order; +.LP +a 4-byte PF_ value, in host byte order; +.LP +a 2-byte action code, in network byte order, which is one of: +.RS 5 +.TP 5 +0 +passed +.TP 5 +1 +dropped +.TP 5 +2 +scrubbed +.RE +.LP +a 2-byte reason code, in network byte order, which is one of: +.RS 5 +.TP 5 +0 +match +.TP 5 +1 +bad offset +.TP 5 +2 +fragment +.TP 5 +3 +short +.TP 5 +4 +normalize +.TP 5 +5 +memory +.RE +.LP +a 16-character interface name; +.LP +a 16-character ruleset name (only meaningful if subrule is set); +.LP +a 4-byte rule number, in network byte order; +.LP +a 4-byte subrule number, in network byte order; +.LP +a 1-byte direction, in network byte order, which is one of: +.RS 5 +.TP 5 +0 +incoming or outgoing +.TP 5 +1 +incoming +.TP 5 +2 +outgoing +.RE +.RE +.TP 5 +.B DLT_PRISM_HEADER +Prism monitor mode information followed by an 802.11 header. +.TP 5 +.B DLT_IP_OVER_FC +RFC 2625 IP-over-Fibre Channel, with the link-layer header being the +Network_Header as described in that RFC. +.TP 5 +.B DLT_SUNATM +SunATM devices; the link layer header contains, in order: +.RS 10 +.LP +a 1-byte flag field, containing a direction flag in the uppermost bit, +which is set for packets transmitted by the machine and clear for +packets received by the machine, and a 4-byte traffic type in the +low-order 4 bits, which is one of: +.RS 5 +.TP 5 +0 +raw traffic +.TP 5 +1 +LANE traffic +.TP 5 +2 +LLC-encapsulated traffic +.TP 5 +3 +MARS traffic +.TP 5 +4 +IFMP traffic +.TP 5 +5 +ILMI traffic +.TP 5 +6 +Q.2931 traffic +.RE +.LP +a 1-byte VPI value; +.LP +a 2-byte VCI field, in network byte order. +.RE +.TP 5 +.B DLT_IEEE802_11_RADIO +link-layer information followed by an 802.11 header - see +http://www.shaftnet.org/~pizza/software/capturefrm.txt for a description +of the link-layer information. +.TP 5 +.B DLT_ARCNET_LINUX +ARCNET, with no exception frames, reassembled packets rather than raw +frames, and an extra 16-bit offset field between the destination host +and type bytes. +.TP 5 +.B DLT_LINUX_IRDA +Linux-IrDA packets, with a +.B DLT_LINUX_SLL +header followed by the IrLAP header. .RE .PP .B pcap_list_datalinks() @@ -690,12 +1005,20 @@ name with the .B DLT_ removed, to the corresponding data link type value. The translation is case-insensitive. -is used to set the current data link type of the pcap descriptor -NULL is returned on failure. +.B \-1 +is returned on failure. +.PP +.B pcap_datalink_val_to_name() +translates a data link type value to the corresponding data link type +name. NULL is returned on failure. +.PP +.B pcap_datalink_val_to_description() +translates a data link type value to a short description of that data +link type. NULL is returned on failure. .PP .B pcap_snapshot() returns the snapshot length specified when -.B pcap_open_live +.B pcap_open_live() was called. .PP .B pcap_is_swapped() @@ -703,12 +1026,10 @@ returns true if the current ``savefile'' uses a different byte order than the current system. .PP .B pcap_major_version() -returns the major number of the version of the pcap used to write the -savefile. -.PP +returns the major number of the file format of the savefile; .B pcap_minor_version() -returns the minor number of the version of the pcap used to write the -savefile. +returns the minor number of the file format of the savefile. The +version number is stored in the header of the savefile. .PP .B pcap_file() returns the standard I/O stream of the ``savefile,'' if a ``savefile'' @@ -739,6 +1060,67 @@ if a network device was opened with or \-1, if a ``savefile'' was opened with .BR pcap_open_offline() . .PP +.B pcap_get_selectable_fd() +returns, on UNIX, a file descriptor number for a file descriptor on +which one can +do a +.B select() +or +.B poll() +to wait for it to be possible to read packets without blocking, if such +a descriptor exists, or \-1, if no such descriptor exists. Some network +devices opened with +.B pcap_open_live() +do not support +.B select() +or +.B poll() +(for example, regular network devices on FreeBSD 4.3 and 4.4, and Endace +DAG devices), so \-1 is returned for those devices. +.PP +Note that on most versions of most BSDs (including Mac OS X) +.B select() +and +.B poll() +do not work correctly on BPF devices; +.B pcap_get_selectable_fd() +will return a file descriptor on most of those versions (the exceptions +being FreeBSD 4.3 and 4.4), a simple +.B select() +or +.B poll() +will not return even after a timeout specified in +.B pcap_open_live() +expires. To work around this, an application that uses +.B select() +or +.B poll() +to wait for packets to arrive must put the +.B pcap_t +in non-blocking mode, and must arrange that the +.B select() +or +.B poll() +have a timeout less than or equal to the timeout specified in +.BR pcap_open_live() , +and must try to read packets after that timeout expires, regardless of +whether +.B select() +or +.B poll() +indicated that the file descriptor for the +.B pcap_t +is ready to be read or not. (That workaround will not work in FreeBSD +4.3 and later; however, in FreeBSD 4.6 and later, +.B select() +and +.B poll() +work correctly on BPF devices, so the workaround isn't necessary, +although it does no harm.) +.PP +.B pcap_get_selectable_fd() +is not available on Windows. +.PP .B pcap_perror() prints the text of the last pcap library error on .BR stderr , @@ -760,11 +1142,28 @@ is provided in case .BR strerror (1) isn't available. .PP +.B pcap_lib_version() +returns a pointer to a string giving information about the version of +the libpcap library being used; note that it contains more information +than just a version number. +.PP .B pcap_close() closes the files associated with .I p and deallocates resources. .PP +.B pcap_dump_file() +returns the standard I/O stream of the ``savefile'' opened by +.BR pcap_dump_open(). +.PP +.B pcap_dump_flush() +flushes the output buffer to the ``savefile,'' so that any packets +written with +.B pcap_dump() +but not yet written to the ``savefile'' will be written. +.B \-1 +is returned on error, 0 on success. +.PP .B pcap_dump_close() closes the ``savefile.'' .PP diff --git a/contrib/libpcap/pcap.c b/contrib/libpcap/pcap.c index 719c14c..fbaceb5 100644 --- a/contrib/libpcap/pcap.c +++ b/contrib/libpcap/pcap.c @@ -32,20 +32,26 @@ */ #ifndef lint -static const char rcsid[] = - "@(#) $Header: /tcpdump/master/libpcap/pcap.c,v 1.38 2001/12/29 21:55:32 guy Exp $ (LBL)"; +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/libpcap/pcap.c,v 1.63.2.9 2004/03/25 22:40:52 guy Exp $ (LBL)"; #endif #ifdef HAVE_CONFIG_H #include "config.h" #endif +#ifdef WIN32 +#include <pcap-stdinc.h> +#else /* WIN32 */ #include <sys/types.h> +#endif /* WIN32 */ #include <stdio.h> #include <stdlib.h> #include <string.h> +#ifndef _MSC_VER #include <unistd.h> +#endif #include <fcntl.h> #include <errno.h> @@ -55,13 +61,26 @@ static const char rcsid[] = #include "pcap-int.h" +#ifdef HAVE_DAG_API +#include <dagnew.h> +#include <dagapi.h> +#endif + int pcap_dispatch(pcap_t *p, int cnt, pcap_handler callback, u_char *user) { - if (p->sf.rfile != NULL) - return (pcap_offline_read(p, cnt, callback, user)); - return (pcap_read(p, cnt, callback, user)); + return p->read_op(p, cnt, callback, user); +} + +/* + * XXX - is this necessary? + */ +int +pcap_read(pcap_t *p, int cnt, pcap_handler callback, u_char *user) +{ + + return p->read_op(p, cnt, callback, user); } int @@ -70,15 +89,18 @@ pcap_loop(pcap_t *p, int cnt, pcap_handler callback, u_char *user) register int n; for (;;) { - if (p->sf.rfile != NULL) + if (p->sf.rfile != NULL) { + /* + * 0 means EOF, so don't loop if we get 0. + */ n = pcap_offline_read(p, cnt, callback, user); - else { + } else { /* * XXX keep reading until we get something * (or an error occurs) */ do { - n = pcap_read(p, cnt, callback, user); + n = p->read_op(p, cnt, callback, user); } while (n == 0); } if (n <= 0) @@ -116,6 +138,79 @@ pcap_next(pcap_t *p, struct pcap_pkthdr *h) return (s.pkt); } +struct pkt_for_fakecallback { + struct pcap_pkthdr *hdr; + const u_char **pkt; +}; + +static void +pcap_fakecallback(u_char *userData, const struct pcap_pkthdr *h, + const u_char *pkt) +{ + struct pkt_for_fakecallback *sp = (struct pkt_for_fakecallback *)userData; + + *sp->hdr = *h; + *sp->pkt = pkt; +} + +int +pcap_next_ex(pcap_t *p, struct pcap_pkthdr **pkt_header, + const u_char **pkt_data) +{ + struct pkt_for_fakecallback s; + + s.hdr = &p->pcap_header; + s.pkt = pkt_data; + + /* Saves a pointer to the packet headers */ + *pkt_header= &p->pcap_header; + + if (p->sf.rfile != NULL) { + int status; + + /* We are on an offline capture */ + status = pcap_offline_read(p, 1, pcap_fakecallback, + (u_char *)&s); + + /* + * Return codes for pcap_offline_read() are: + * - 0: EOF + * - -1: error + * - >1: OK + * The first one ('0') conflicts with the return code of + * 0 from pcap_read() meaning "no packets arrived before + * the timeout expired", so we map it to -2 so you can + * distinguish between an EOF from a savefile and a + * "no packets arrived before the timeout expired, try + * again" from a live capture. + */ + if (status == 0) + return (-2); + else + return (status); + } + + /* + * Return codes for pcap_read() are: + * - 0: timeout + * - -1: error + * - -2: loop was broken out of with pcap_breakloop() + * - >1: OK + * The first one ('0') conflicts with the return code of 0 from + * pcap_offline_read() meaning "end of file". + */ + return (p->read_op(p, 1, pcap_fakecallback, (u_char *)&s)); +} + +/* + * Force the loop in "pcap_read()" or "pcap_read_offline()" to terminate. + */ +void +pcap_breakloop(pcap_t *p) +{ + p->break_loop = 1; +} + int pcap_datalink(pcap_t *p) { @@ -125,19 +220,243 @@ pcap_datalink(pcap_t *p) int pcap_list_datalinks(pcap_t *p, int **dlt_buffer) { - if (p->dlt_count <= 0) { - *dlt_buffer = NULL; - return -1; + if (p->dlt_count == 0) { + /* + * We couldn't fetch the list of DLTs, which means + * this platform doesn't support changing the + * DLT for an interface. Return a list of DLTs + * containing only the DLT this device supports. + */ + *dlt_buffer = (int*)malloc(sizeof(**dlt_buffer)); + if (*dlt_buffer == NULL) { + (void)snprintf(p->errbuf, sizeof(p->errbuf), + "malloc: %s", pcap_strerror(errno)); + return (-1); + } + **dlt_buffer = p->linktype; + return (1); + } else { + *dlt_buffer = (int*)malloc(sizeof(**dlt_buffer) * p->dlt_count); + if (*dlt_buffer == NULL) { + (void)snprintf(p->errbuf, sizeof(p->errbuf), + "malloc: %s", pcap_strerror(errno)); + return (-1); + } + (void)memcpy(*dlt_buffer, p->dlt_list, + sizeof(**dlt_buffer) * p->dlt_count); + return (p->dlt_count); } - *dlt_buffer = (int*)malloc(sizeof(**dlt_buffer) * p->dlt_count); - if (*dlt_buffer == NULL) { - (void)snprintf(p->errbuf, sizeof(p->errbuf), "malloc: %s", - pcap_strerror(errno)); - return -1; +} + +int +pcap_set_datalink(pcap_t *p, int dlt) +{ + int i; + const char *dlt_name; + + if (p->dlt_count == 0 || p->set_datalink_op == NULL) { + /* + * We couldn't fetch the list of DLTs, or we don't + * have a "set datalink" operation, which means + * this platform doesn't support changing the + * DLT for an interface. Check whether the new + * DLT is the one this interface supports. + */ + if (p->linktype != dlt) + goto unsupported; + + /* + * It is, so there's nothing we need to do here. + */ + return (0); + } + for (i = 0; i < p->dlt_count; i++) + if (p->dlt_list[i] == dlt) + break; + if (i >= p->dlt_count) + goto unsupported; + if (p->set_datalink_op(p, dlt) == -1) + return (-1); + p->linktype = dlt; + return (0); + +unsupported: + dlt_name = pcap_datalink_val_to_name(dlt); + if (dlt_name != NULL) { + (void) snprintf(p->errbuf, sizeof(p->errbuf), + "%s is not one of the DLTs supported by this device", + dlt_name); + } else { + (void) snprintf(p->errbuf, sizeof(p->errbuf), + "DLT %d is not one of the DLTs supported by this device", + dlt); + } + return (-1); +} + +struct dlt_choice { + const char *name; + const char *description; + int dlt; +}; + +#define DLT_CHOICE(code, description) { #code, description, code } +#define DLT_CHOICE_SENTINEL { NULL, NULL, 0 } + +static struct dlt_choice dlt_choices[] = { + DLT_CHOICE(DLT_NULL, "BSD loopback"), + DLT_CHOICE(DLT_EN10MB, "Ethernet"), + DLT_CHOICE(DLT_IEEE802, "Token ring"), + DLT_CHOICE(DLT_ARCNET, "ARCNET"), + DLT_CHOICE(DLT_SLIP, "SLIP"), + DLT_CHOICE(DLT_PPP, "PPP"), + DLT_CHOICE(DLT_FDDI, "FDDI"), + DLT_CHOICE(DLT_ATM_RFC1483, "RFC 1483 IP-over-ATM"), + DLT_CHOICE(DLT_RAW, "Raw IP"), + DLT_CHOICE(DLT_SLIP_BSDOS, "BSD/OS SLIP"), + DLT_CHOICE(DLT_PPP_BSDOS, "BSD/OS PPP"), + DLT_CHOICE(DLT_ATM_CLIP, "Linux Classical IP-over-ATM"), + DLT_CHOICE(DLT_PPP_SERIAL, "PPP over serial"), + DLT_CHOICE(DLT_PPP_ETHER, "PPPoE"), + DLT_CHOICE(DLT_C_HDLC, "Cisco HDLC"), + DLT_CHOICE(DLT_IEEE802_11, "802.11"), + DLT_CHOICE(DLT_FRELAY, "Frame Relay"), + DLT_CHOICE(DLT_LOOP, "OpenBSD loopback"), + DLT_CHOICE(DLT_ENC, "OpenBSD encapsulated IP"), + DLT_CHOICE(DLT_LINUX_SLL, "Linux cooked"), + DLT_CHOICE(DLT_LTALK, "Localtalk"), + DLT_CHOICE(DLT_PFLOG, "OpenBSD pflog file"), + DLT_CHOICE(DLT_PRISM_HEADER, "802.11 plus Prism header"), + DLT_CHOICE(DLT_IP_OVER_FC, "RFC 2625 IP-over-Fibre Channel"), + DLT_CHOICE(DLT_SUNATM, "Sun raw ATM"), + DLT_CHOICE(DLT_IEEE802_11_RADIO, "802.11 plus BSD radio information header"), + DLT_CHOICE(DLT_APPLE_IP_OVER_IEEE1394, "Apple IP-over-IEEE 1394"), + DLT_CHOICE(DLT_ARCNET_LINUX, "Linux ARCNET"), + DLT_CHOICE(DLT_LINUX_IRDA, "Linux IrDA"), + DLT_CHOICE(DLT_IEEE802_11_RADIO_AVS, "802.11 plus AVS radio information header"), + DLT_CHOICE_SENTINEL +}; + +/* + * This array is designed for mapping upper and lower case letter + * together for a case independent comparison. The mappings are + * based upon ascii character sequences. + */ +static const u_char charmap[] = { + (u_char)'\000', (u_char)'\001', (u_char)'\002', (u_char)'\003', + (u_char)'\004', (u_char)'\005', (u_char)'\006', (u_char)'\007', + (u_char)'\010', (u_char)'\011', (u_char)'\012', (u_char)'\013', + (u_char)'\014', (u_char)'\015', (u_char)'\016', (u_char)'\017', + (u_char)'\020', (u_char)'\021', (u_char)'\022', (u_char)'\023', + (u_char)'\024', (u_char)'\025', (u_char)'\026', (u_char)'\027', + (u_char)'\030', (u_char)'\031', (u_char)'\032', (u_char)'\033', + (u_char)'\034', (u_char)'\035', (u_char)'\036', (u_char)'\037', + (u_char)'\040', (u_char)'\041', (u_char)'\042', (u_char)'\043', + (u_char)'\044', (u_char)'\045', (u_char)'\046', (u_char)'\047', + (u_char)'\050', (u_char)'\051', (u_char)'\052', (u_char)'\053', + (u_char)'\054', (u_char)'\055', (u_char)'\056', (u_char)'\057', + (u_char)'\060', (u_char)'\061', (u_char)'\062', (u_char)'\063', + (u_char)'\064', (u_char)'\065', (u_char)'\066', (u_char)'\067', + (u_char)'\070', (u_char)'\071', (u_char)'\072', (u_char)'\073', + (u_char)'\074', (u_char)'\075', (u_char)'\076', (u_char)'\077', + (u_char)'\100', (u_char)'\141', (u_char)'\142', (u_char)'\143', + (u_char)'\144', (u_char)'\145', (u_char)'\146', (u_char)'\147', + (u_char)'\150', (u_char)'\151', (u_char)'\152', (u_char)'\153', + (u_char)'\154', (u_char)'\155', (u_char)'\156', (u_char)'\157', + (u_char)'\160', (u_char)'\161', (u_char)'\162', (u_char)'\163', + (u_char)'\164', (u_char)'\165', (u_char)'\166', (u_char)'\167', + (u_char)'\170', (u_char)'\171', (u_char)'\172', (u_char)'\133', + (u_char)'\134', (u_char)'\135', (u_char)'\136', (u_char)'\137', + (u_char)'\140', (u_char)'\141', (u_char)'\142', (u_char)'\143', + (u_char)'\144', (u_char)'\145', (u_char)'\146', (u_char)'\147', + (u_char)'\150', (u_char)'\151', (u_char)'\152', (u_char)'\153', + (u_char)'\154', (u_char)'\155', (u_char)'\156', (u_char)'\157', + (u_char)'\160', (u_char)'\161', (u_char)'\162', (u_char)'\163', + (u_char)'\164', (u_char)'\165', (u_char)'\166', (u_char)'\167', + (u_char)'\170', (u_char)'\171', (u_char)'\172', (u_char)'\173', + (u_char)'\174', (u_char)'\175', (u_char)'\176', (u_char)'\177', + (u_char)'\200', (u_char)'\201', (u_char)'\202', (u_char)'\203', + (u_char)'\204', (u_char)'\205', (u_char)'\206', (u_char)'\207', + (u_char)'\210', (u_char)'\211', (u_char)'\212', (u_char)'\213', + (u_char)'\214', (u_char)'\215', (u_char)'\216', (u_char)'\217', + (u_char)'\220', (u_char)'\221', (u_char)'\222', (u_char)'\223', + (u_char)'\224', (u_char)'\225', (u_char)'\226', (u_char)'\227', + (u_char)'\230', (u_char)'\231', (u_char)'\232', (u_char)'\233', + (u_char)'\234', (u_char)'\235', (u_char)'\236', (u_char)'\237', + (u_char)'\240', (u_char)'\241', (u_char)'\242', (u_char)'\243', + (u_char)'\244', (u_char)'\245', (u_char)'\246', (u_char)'\247', + (u_char)'\250', (u_char)'\251', (u_char)'\252', (u_char)'\253', + (u_char)'\254', (u_char)'\255', (u_char)'\256', (u_char)'\257', + (u_char)'\260', (u_char)'\261', (u_char)'\262', (u_char)'\263', + (u_char)'\264', (u_char)'\265', (u_char)'\266', (u_char)'\267', + (u_char)'\270', (u_char)'\271', (u_char)'\272', (u_char)'\273', + (u_char)'\274', (u_char)'\275', (u_char)'\276', (u_char)'\277', + (u_char)'\300', (u_char)'\341', (u_char)'\342', (u_char)'\343', + (u_char)'\344', (u_char)'\345', (u_char)'\346', (u_char)'\347', + (u_char)'\350', (u_char)'\351', (u_char)'\352', (u_char)'\353', + (u_char)'\354', (u_char)'\355', (u_char)'\356', (u_char)'\357', + (u_char)'\360', (u_char)'\361', (u_char)'\362', (u_char)'\363', + (u_char)'\364', (u_char)'\365', (u_char)'\366', (u_char)'\367', + (u_char)'\370', (u_char)'\371', (u_char)'\372', (u_char)'\333', + (u_char)'\334', (u_char)'\335', (u_char)'\336', (u_char)'\337', + (u_char)'\340', (u_char)'\341', (u_char)'\342', (u_char)'\343', + (u_char)'\344', (u_char)'\345', (u_char)'\346', (u_char)'\347', + (u_char)'\350', (u_char)'\351', (u_char)'\352', (u_char)'\353', + (u_char)'\354', (u_char)'\355', (u_char)'\356', (u_char)'\357', + (u_char)'\360', (u_char)'\361', (u_char)'\362', (u_char)'\363', + (u_char)'\364', (u_char)'\365', (u_char)'\366', (u_char)'\367', + (u_char)'\370', (u_char)'\371', (u_char)'\372', (u_char)'\373', + (u_char)'\374', (u_char)'\375', (u_char)'\376', (u_char)'\377', +}; + +int +pcap_strcasecmp(const char *s1, const char *s2) +{ + register const u_char *cm = charmap, + *us1 = (u_char *)s1, + *us2 = (u_char *)s2; + + while (cm[*us1] == cm[*us2++]) + if (*us1++ == '\0') + return(0); + return (cm[*us1] - cm[*--us2]); +} + +int +pcap_datalink_name_to_val(const char *name) +{ + int i; + + for (i = 0; dlt_choices[i].name != NULL; i++) { + if (pcap_strcasecmp(dlt_choices[i].name + sizeof("DLT_") - 1, + name) == 0) + return (dlt_choices[i].dlt); + } + return (-1); +} + +const char * +pcap_datalink_val_to_name(int dlt) +{ + int i; + + for (i = 0; dlt_choices[i].name != NULL; i++) { + if (dlt_choices[i].dlt == dlt) + return (dlt_choices[i].name + sizeof("DLT_") - 1); + } + return (NULL); +} + +const char * +pcap_datalink_val_to_description(int dlt) +{ + int i; + + for (i = 0; dlt_choices[i].name != NULL; i++) { + if (dlt_choices[i].dlt == dlt) + return (dlt_choices[i].description); } - (void)memcpy(*dlt_buffer, p->dlt_list, - sizeof(**dlt_buffer) * p->dlt_count); - return (p->dlt_count); + return (NULL); } int @@ -173,8 +492,23 @@ pcap_file(pcap_t *p) int pcap_fileno(pcap_t *p) { +#ifndef WIN32 return (p->fd); +#else + if (p->adapter != NULL) + return ((int)(DWORD)p->adapter->hFile); + else + return (-1); +#endif +} + +#ifndef WIN32 +int +pcap_get_selectable_fd(pcap_t *p) +{ + return (p->selectable_fd); } +#endif void pcap_perror(pcap_t *p, char *prefix) @@ -188,23 +522,25 @@ pcap_geterr(pcap_t *p) return (p->errbuf); } +int +pcap_getnonblock(pcap_t *p, char *errbuf) +{ + return p->getnonblock_op(p, errbuf); +} + /* - * NOTE: in the future, these may need to call platform-dependent routines, - * e.g. on platforms with memory-mapped packet-capture mechanisms where - * "pcap_read()" uses "select()" or "poll()" to wait for packets to arrive. + * Get the current non-blocking mode setting, under the assumption that + * it's just the standard POSIX non-blocking flag. + * + * We don't look at "p->nonblock", in case somebody tweaked the FD + * directly. */ +#ifndef WIN32 int -pcap_getnonblock(pcap_t *p, char *errbuf) +pcap_getnonblock_fd(pcap_t *p, char *errbuf) { int fdflags; - if (p->sf.rfile != NULL) { - /* - * This is a savefile, not a live capture file, so - * never say it's in non-blocking mode. - */ - return (0); - } fdflags = fcntl(p->fd, F_GETFL, 0); if (fdflags == -1) { snprintf(p->errbuf, PCAP_ERRBUF_SIZE, "F_GETFL: %s", @@ -216,19 +552,26 @@ pcap_getnonblock(pcap_t *p, char *errbuf) else return (0); } +#endif int pcap_setnonblock(pcap_t *p, int nonblock, char *errbuf) { + return p->setnonblock_op(p, nonblock, errbuf); +} + +#ifndef WIN32 +/* + * Set non-blocking mode, under the assumption that it's just the + * standard POSIX non-blocking flag. (This can be called by the + * per-platform non-blocking-mode routine if that routine also + * needs to do some additional work.) + */ +int +pcap_setnonblock_fd(pcap_t *p, int nonblock, char *errbuf) +{ int fdflags; - if (p->sf.rfile != NULL) { - /* - * This is a savefile, not a live capture file, so - * ignore requests to put it in non-blocking mode. - */ - return (0); - } fdflags = fcntl(p->fd, F_GETFL, 0); if (fdflags == -1) { snprintf(p->errbuf, PCAP_ERRBUF_SIZE, "F_GETFL: %s", @@ -246,6 +589,37 @@ pcap_setnonblock(pcap_t *p, int nonblock, char *errbuf) } return (0); } +#endif + +#ifdef WIN32 +/* + * Generate a string for the last Win32-specific error (i.e. an error generated when + * calling a Win32 API). + * For errors occurred during standard C calls, we still use pcap_strerror() + */ +char * +pcap_win32strerror(void) +{ + DWORD error; + static char errbuf[PCAP_ERRBUF_SIZE+1]; + int errlen; + + error = GetLastError(); + FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, NULL, error, 0, errbuf, + PCAP_ERRBUF_SIZE, NULL); + + /* + * "FormatMessage()" "helpfully" sticks CR/LF at the end of the + * message. Get rid of it. + */ + errlen = strlen(errbuf); + if (errlen >= 2) { + errbuf[errlen - 1] = '\0'; + errbuf[errlen - 2] = '\0'; + } + return (errbuf); +} +#endif /* * Not all systems have strerror(). @@ -267,6 +641,32 @@ pcap_strerror(int errnum) #endif } +int +pcap_setfilter(pcap_t *p, struct bpf_program *fp) +{ + return p->setfilter_op(p, fp); +} + +int +pcap_stats(pcap_t *p, struct pcap_stat *ps) +{ + return p->stats_op(p, ps); +} + +static int +pcap_stats_dead(pcap_t *p, struct pcap_stat *ps) +{ + snprintf(p->errbuf, PCAP_ERRBUF_SIZE, + "Statistics aren't available from a pcap_open_dead pcap_t"); + return (-1); +} + +static void +pcap_close_dead(pcap_t *p) +{ + /* Nothing to do. */ +} + pcap_t * pcap_open_dead(int linktype, int snaplen) { @@ -276,32 +676,97 @@ pcap_open_dead(int linktype, int snaplen) if (p == NULL) return NULL; memset (p, 0, sizeof(*p)); - p->fd = -1; p->snapshot = snaplen; p->linktype = linktype; + p->stats_op = pcap_stats_dead; + p->close_op = pcap_close_dead; return p; } void pcap_close(pcap_t *p) { - /*XXX*/ - if (p->fd >= 0) { -#ifdef linux - pcap_close_linux(p); -#endif - close(p->fd); - } - if (p->sf.rfile != NULL) { - if (p->sf.rfile != stdin) - (void)fclose(p->sf.rfile); - if (p->sf.base != NULL) - free(p->sf.base); - } else if (p->buffer != NULL) - free(p->buffer); + p->close_op(p); if (p->dlt_list != NULL) free(p->dlt_list); - pcap_freecode(&p->fcode); free(p); } + +/* + * We make the version string static, and return a pointer to it, rather + * than exporting the version string directly. On at least some UNIXes, + * if you import data from a shared library into an program, the data is + * bound into the program binary, so if the string in the version of the + * library with which the program was linked isn't the same as the + * string in the version of the library with which the program is being + * run, various undesirable things may happen (warnings, the string + * being the one from the version of the library with which the program + * was linked, or even weirder things, such as the string being the one + * from the library but being truncated). + */ +#ifdef WIN32 +/* + * XXX - it'd be nice if we could somehow generate the WinPcap and libpcap + * version numbers when building WinPcap. (It'd be nice to do so for + * the packet.dll version number as well.) + */ +static const char wpcap_version_string[] = "3.0"; +static const char pcap_version_string_fmt[] = + "WinPcap version %s, based on libpcap version 0.8"; +static const char pcap_version_string_packet_dll_fmt[] = + "WinPcap version %s (packet.dll version %s), based on libpcap version 0.8"; +static char *pcap_version_string; + +const char * +pcap_lib_version(void) +{ + char *packet_version_string; + size_t pcap_version_string_len; + + if (pcap_version_string == NULL) { + /* + * Generate the version string. + */ + packet_version_string = PacketGetVersion(); + if (strcmp(wpcap_version_string, packet_version_string) == 0) { + /* + * WinPcap version string and packet.dll version + * string are the same; just report the WinPcap + * version. + */ + pcap_version_string_len = + (sizeof pcap_version_string_fmt - 2) + + strlen(wpcap_version_string); + pcap_version_string = malloc(pcap_version_string_len); + sprintf(pcap_version_string, pcap_version_string_fmt, + wpcap_version_string); + } else { + /* + * WinPcap version string and packet.dll version + * string are different; that shouldn't be the + * case (the two libraries should come from the + * same version of WinPcap), so we report both + * versions. + */ + pcap_version_string_len = + (sizeof pcap_version_string_packet_dll_fmt - 4) + + strlen(wpcap_version_string) + + strlen(packet_version_string); + pcap_version_string = malloc(pcap_version_string_len); + sprintf(pcap_version_string, + pcap_version_string_packet_dll_fmt, + wpcap_version_string, packet_version_string); + } + } + return (pcap_version_string); +} +#else +#include "version.h" + +const char * +pcap_lib_version(void) +{ + return (pcap_version_string); +} +#endif diff --git a/contrib/libpcap/pcap.h b/contrib/libpcap/pcap.h index 8468a47..450ac00 100644 --- a/contrib/libpcap/pcap.h +++ b/contrib/libpcap/pcap.h @@ -31,16 +31,22 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * @(#) $Header: /tcpdump/master/libpcap/pcap.h,v 1.34 2001/12/09 05:10:03 guy Exp $ (LBL) + * @(#) $Header: /tcpdump/master/libpcap/pcap.h,v 1.45.2.4 2004/01/27 22:56:20 guy Exp $ (LBL) */ #ifndef lib_pcap_h #define lib_pcap_h +#ifdef WIN32 +#include <pcap-stdinc.h> +#else /* WIN32 */ #include <sys/types.h> #include <sys/time.h> +#endif /* WIN32 */ -#include <net/bpf.h> +#ifndef PCAP_DONT_INCLUDE_PCAP_BPF_H +#include <pcap-bpf.h> +#endif #include <stdio.h> @@ -129,6 +135,9 @@ struct pcap_stat { u_int ps_recv; /* number of packets received */ u_int ps_drop; /* number of packets dropped */ u_int ps_ifdrop; /* drops by interface XXX not yet supported */ +#ifdef WIN32 + u_int bs_capt; /* number of packets that reach the application */ +#endif /* WIN32 */ }; /* @@ -139,7 +148,7 @@ struct pcap_if { char *name; /* name to hand to "pcap_open_live()" */ char *description; /* textual description of interface, or NULL */ struct pcap_addr *addresses; - u_int flags; /* PCAP_IF_ interface flags */ + bpf_u_int32 flags; /* PCAP_IF_ interface flags */ }; #define PCAP_IF_LOOPBACK 0x00000001 /* interface is loopback */ @@ -159,8 +168,8 @@ typedef void (*pcap_handler)(u_char *, const struct pcap_pkthdr *, const u_char *); char *pcap_lookupdev(char *); -int pcap_lookupnet(char *, bpf_u_int32 *, bpf_u_int32 *, char *); -pcap_t *pcap_open_live(char *, int, int, int, char *); +int pcap_lookupnet(const char *, bpf_u_int32 *, bpf_u_int32 *, char *); +pcap_t *pcap_open_live(const char *, int, int, int, char *); pcap_t *pcap_open_dead(int, int); pcap_t *pcap_open_offline(const char *, char *); void pcap_close(pcap_t *); @@ -168,6 +177,8 @@ int pcap_loop(pcap_t *, int, pcap_handler, u_char *); int pcap_dispatch(pcap_t *, int, pcap_handler, u_char *); const u_char* pcap_next(pcap_t *, struct pcap_pkthdr *); +int pcap_next_ex(pcap_t *, struct pcap_pkthdr **, const u_char **); +void pcap_breakloop(pcap_t *); int pcap_stats(pcap_t *, struct pcap_stat *); int pcap_setfilter(pcap_t *, struct bpf_program *); int pcap_getnonblock(pcap_t *, char *); @@ -183,6 +194,9 @@ void pcap_freecode(struct bpf_program *); int pcap_datalink(pcap_t *); int pcap_list_datalinks(pcap_t *, int **); int pcap_set_datalink(pcap_t *, int); +int pcap_datalink_name_to_val(const char *); +const char *pcap_datalink_val_to_name(int); +const char *pcap_datalink_val_to_description(int); int pcap_snapshot(pcap_t *); int pcap_is_swapped(pcap_t *); int pcap_major_version(pcap_t *); @@ -193,18 +207,50 @@ FILE *pcap_file(pcap_t *); int pcap_fileno(pcap_t *); pcap_dumper_t *pcap_dump_open(pcap_t *, const char *); +int pcap_dump_flush(pcap_dumper_t *); void pcap_dump_close(pcap_dumper_t *); void pcap_dump(u_char *, const struct pcap_pkthdr *, const u_char *); +FILE *pcap_dump_file(pcap_dumper_t *); int pcap_findalldevs(pcap_if_t **, char *); void pcap_freealldevs(pcap_if_t *); +const char *pcap_lib_version(void); + /* XXX this guy lives in the bpf tree */ u_int bpf_filter(struct bpf_insn *, u_char *, u_int, u_int); int bpf_validate(struct bpf_insn *f, int len); char *bpf_image(struct bpf_insn *, int); void bpf_dump(struct bpf_program *, int); +#ifdef WIN32 +/* + * Win32 definitions + */ + +int pcap_setbuff(pcap_t *p, int dim); +int pcap_setmode(pcap_t *p, int mode); +int pcap_sendpacket(pcap_t *p, u_char *buf, int size); +int pcap_setmintocopy(pcap_t *p, int size); + +#ifdef WPCAP +/* Include file with the wpcap-specific extensions */ +#include <Win32-Extensions.h> +#endif + +#define MODE_CAPT 0 +#define MODE_STAT 1 +#define MODE_MON 2 + +#else +/* + * UN*X definitions + */ + +int pcap_get_selectable_fd(pcap_t *); + +#endif /* WIN32 */ + #ifdef __cplusplus } #endif diff --git a/contrib/libpcap/pf.h b/contrib/libpcap/pf.h new file mode 100644 index 0000000..ad6649c --- /dev/null +++ b/contrib/libpcap/pf.h @@ -0,0 +1,77 @@ +/* + * Copyright (c) 2001 Daniel Hartmeier + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials provided + * with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * @(#) $Header: /tcpdump/master/libpcap/pf.h,v 1.1.2.1 2004/03/28 21:45:33 fenner Exp $ (LBL) + */ + +/* from $OpenBSD: pfvar.h,v 1.170 2003/08/22 21:50:34 david Exp $ */ + +enum { PF_INOUT=0, PF_IN=1, PF_OUT=2 }; +enum { PF_PASS=0, PF_DROP=1, PF_SCRUB=2, PF_NAT=3, PF_NONAT=4, + PF_BINAT=5, PF_NOBINAT=6, PF_RDR=7, PF_NORDR=8, PF_SYNPROXY_DROP=9 }; + +/* Reasons code for passing/dropping a packet */ +#define PFRES_MATCH 0 /* Explicit match of a rule */ +#define PFRES_BADOFF 1 /* Bad offset for pull_hdr */ +#define PFRES_FRAG 2 /* Dropping following fragment */ +#define PFRES_SHORT 3 /* Dropping short packet */ +#define PFRES_NORM 4 /* Dropping by normalizer */ +#define PFRES_MEMORY 5 /* Dropped due to lacking mem */ +#define PFRES_MAX 6 /* total+1 */ + +#define PFRES_NAMES { \ + "match", \ + "bad-offset", \ + "fragment", \ + "short", \ + "normalize", \ + "memory", \ + NULL \ +} + +#define PF_RULESET_NAME_SIZE 16 + +/* from $OpenBSD: if_pflog.h,v 1.9 2003/07/15 20:27:27 dhartmei Exp $ */ + +#ifndef IFNAMSIZ +#define IFNAMSIZ 16 +#endif + +struct pfloghdr { + u_int8_t length; + sa_family_t af; + u_int8_t action; + u_int8_t reason; + char ifname[IFNAMSIZ]; + char ruleset[PF_RULESET_NAME_SIZE]; + u_int32_t rulenr; + u_int32_t subrulenr; + u_int8_t dir; + u_int8_t pad[3]; +}; +#define PFLOG_HDRLEN sizeof(struct pfloghdr) diff --git a/contrib/libpcap/rawss7.h b/contrib/libpcap/rawss7.h new file mode 100644 index 0000000..8f8d058 --- /dev/null +++ b/contrib/libpcap/rawss7.h @@ -0,0 +1,105 @@ +/* -*- Mode: c; tab-width: 8; indent-tabs-mode: 1; c-basic-offset: 8; -*- */ +/* + * Copyright (c) 2003 - The tcpdump group. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the University nor of the Laboratory may be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#) $Header: /tcpdump/master/libpcap/rawss7.h,v 1.1 2003/09/10 19:55:36 mcr Exp $ (LBL) + */ + +/* + * This file is never used in libpcap or tcpdump. It is provided as + * documentation linktypes 139 through 142 only. + */ + +/* + * Date: Tue, 09 Sep 2003 09:41:04 -0400 + * From: Jeff Morriss <jeff.morriss[AT]ulticom.com> + * To: tcpdump-workers@tcpdump.org + * Subject: [tcpdump-workers] request for LINKTYPE_ + * + * We've had some discussion over on ethereal-dev about a "fake link" or + * "raw SS7" dissector that allows dumping an arbitrary protocol into a + * file without any (otherwise necessary) lower level protocols. The + * common example has been dumping MTP3 into a file without, well, MTP2 or + * M2PA. + * + * We want to store these protocols directly in PCAP file format because + * it's well defined and there isn't another (popular) file format for + * capturing SS7 messages that we can reverse engineer (and we want to read + * these files into Ethereal). Rather than creating a new file format, it's + * a lot easier to just allocate a LINKTYPE_. + * + * Here is the original post thread: + * + * http://ethereal.com/lists/ethereal-dev/200306/threads.html#00200 + * + * July's thread on the subject: + * + * http://ethereal.com/lists/ethereal-dev/200307/threads.html#00124 + * + * August's thread: + * + * http://ethereal.com/lists/ethereal-dev/200308/threads.html#00193 + * + * + * and one of the last messages--which is why I'm mailing you today: + * + * http://ethereal.com/lists/ethereal-dev/200308/msg00193.html + * + * + * Based on the message in the last URL, I'd like to request a new + * LINKTYPE_: LINKTYPE_RAWSS7. + * + * This packets in this file type will contain a header: + */ + +typedef struct _rawss7_hdr { + /* NOTE: These are in network-byte order. */ + guint32 type; + guint16 length; + guint16 spare; +} rawss7_hdr; + +/* + * + * followed by protocol data for whatever protocol 'type' indicates. + * + * There was some discussion about these protocol 'type's being allocated by + * tcpdump-workers as well. In fact it would be handy to have one place to + * allocate such numbers, so what do you think about allocating 3 more (for + * now) LINKTYPE_'s: + */ + +#define LINKTYPE_RAWSS7_MTP2 140 +#define LINKTYPE_RAWSS7_MTP3 141 +#define LINKTYPE_RAWSS7_SCCP 142 + +/* + * + * There is no reason this can't be used to store non-SS7 protocols, but + * it's what we need to use it for now... + * + */ diff --git a/contrib/libpcap/savefile.c b/contrib/libpcap/savefile.c index f952a19..cc307bd 100644 --- a/contrib/libpcap/savefile.c +++ b/contrib/libpcap/savefile.c @@ -29,23 +29,19 @@ */ #ifndef lint -static const char rcsid[] = - "@(#) $Header: /tcpdump/master/libpcap/savefile.c,v 1.55 2001/11/28 07:16:53 guy Exp $ (LBL)"; +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/libpcap/savefile.c,v 1.92.2.11 2004/03/11 23:46:14 guy Exp $ (LBL)"; #endif #ifdef HAVE_CONFIG_H #include "config.h" #endif -#include <sys/types.h> -#include <sys/time.h> - #include <errno.h> #include <memory.h> #include <stdio.h> #include <stdlib.h> #include <string.h> -#include <unistd.h> #include "pcap-int.h" @@ -61,7 +57,10 @@ static const char rcsid[] = * because time is at a premium when we are writing the file. * In other words, the pcap_file_header and pcap_pkthdr, * records are written in host byte order. - * Note that the packets are always written in network byte order. + * Note that the bytes of packet data are written out in the order in + * which they were received, so multi-byte fields in packets are not + * written in host byte order, they're written in whatever order the + * sending machine put them in. * * ntoh[ls] aren't sufficient because we might need to swap on a big-endian * machine (if the file was written in little-end order). @@ -119,6 +118,12 @@ static const char rcsid[] = * to handle the new encapsulation type, so that they can also be checked * into the tcpdump.org CVS repository and so that they will appear in * future libpcap and tcpdump releases. + * + * Do *NOT* assume that any values after the largest value in this file + * are available; you might not have the most up-to-date version of this + * file, and new values after that one might have been assigned. Also, + * do *NOT* use any values below 100 - those might already have been + * taken by one (or more!) organizations. */ #define LINKTYPE_NULL DLT_NULL #define LINKTYPE_ETHERNET DLT_EN10MB /* also for 100Mb and up */ @@ -127,7 +132,7 @@ static const char rcsid[] = #define LINKTYPE_PRONET DLT_PRONET #define LINKTYPE_CHAOS DLT_CHAOS #define LINKTYPE_TOKEN_RING DLT_IEEE802 /* DLT_IEEE802 is used for Token Ring */ -#define LINKTYPE_ARCNET DLT_ARCNET +#define LINKTYPE_ARCNET DLT_ARCNET /* BSD-style headers */ #define LINKTYPE_SLIP DLT_SLIP #define LINKTYPE_PPP DLT_PPP #define LINKTYPE_FDDI DLT_FDDI @@ -151,6 +156,13 @@ static const char rcsid[] = #define LINKTYPE_PPP_ETHER 51 /* NetBSD PPP-over-Ethernet */ +/* + * This isn't supported in libpcap 0.8[.x], but is supported in the + * current CVS version; we include it here to note that it's not available + * for anybody else to use. + */ +#define LINKTYPE_SYMANTEC_FIREWALL 99 /* Symantec Enterprise Firewall */ + #define LINKTYPE_ATM_RFC1483 100 /* LLC/SNAP-encapsulated ATM */ #define LINKTYPE_RAW 101 /* raw IP */ #define LINKTYPE_SLIP_BSDOS 102 /* BSD/OS SLIP BPF header */ @@ -158,26 +170,160 @@ static const char rcsid[] = #define LINKTYPE_C_HDLC 104 /* Cisco HDLC */ #define LINKTYPE_IEEE802_11 105 /* IEEE 802.11 (wireless) */ #define LINKTYPE_ATM_CLIP 106 /* Linux Classical IP over ATM */ +#define LINKTYPE_FRELAY 107 /* Frame Relay */ #define LINKTYPE_LOOP 108 /* OpenBSD loopback */ +#define LINKTYPE_ENC 109 /* OpenBSD IPSEC enc */ + +/* + * These three types are reserved for future use. + */ +#define LINKTYPE_LANE8023 110 /* ATM LANE + 802.3 */ +#define LINKTYPE_HIPPI 111 /* NetBSD HIPPI */ +#define LINKTYPE_HDLC 112 /* NetBSD HDLC framing */ #define LINKTYPE_LINUX_SLL 113 /* Linux cooked socket capture */ #define LINKTYPE_LTALK 114 /* Apple LocalTalk hardware */ #define LINKTYPE_ECONET 115 /* Acorn Econet */ +/* + * Reserved for use with OpenBSD ipfilter. + */ +#define LINKTYPE_IPFILTER 116 + +#define LINKTYPE_PFLOG 117 /* OpenBSD DLT_PFLOG */ #define LINKTYPE_CISCO_IOS 118 /* For Cisco-internal use */ #define LINKTYPE_PRISM_HEADER 119 /* 802.11+Prism II monitor mode */ #define LINKTYPE_AIRONET_HEADER 120 /* FreeBSD Aironet driver stuff */ /* - * These types are reserved for future use. + * Reserved for Siemens HiPath HDLC. */ -#define LINKTYPE_FR 107 /* BSD/OS Frame Relay */ -#define LINKTYPE_ENC 109 /* OpenBSD IPSEC enc */ -#define LINKTYPE_LANE8023 110 /* ATM LANE + 802.3 */ -#define LINKTYPE_HIPPI 111 /* NetBSD HIPPI */ -#define LINKTYPE_HDLC 112 /* NetBSD HDLC framing */ -#define LINKTYPE_IPFILTER 116 /* IP Filter capture files */ -#define LINKTYPE_PFLOG 117 /* OpenBSD DLT_PFLOG */ +#define LINKTYPE_HHDLC 121 + +#define LINKTYPE_IP_OVER_FC 122 /* RFC 2625 IP-over-Fibre Channel */ +#define LINKTYPE_SUNATM 123 /* Solaris+SunATM */ + +/* + * Reserved as per request from Kent Dahlgren <kent@praesum.com> + * for private use. + */ +#define LINKTYPE_RIO 124 /* RapidIO */ +#define LINKTYPE_PCI_EXP 125 /* PCI Express */ +#define LINKTYPE_AURORA 126 /* Xilinx Aurora link layer */ + +#define LINKTYPE_IEEE802_11_RADIO 127 /* 802.11 plus BSD radio header */ + +/* + * Reserved for the TZSP encapsulation, as per request from + * Chris Waters <chris.waters@networkchemistry.com> + * TZSP is a generic encapsulation for any other link type, + * which includes a means to include meta-information + * with the packet, e.g. signal strength and channel + * for 802.11 packets. + */ +#define LINKTYPE_TZSP 128 /* Tazmen Sniffer Protocol */ + +#define LINKTYPE_ARCNET_LINUX 129 /* Linux-style headers */ + +/* + * Juniper-private data link types, as per request from + * Hannes Gredler <hannes@juniper.net>. The corresponding + * DLT_s are used for passing on chassis-internal + * metainformation such as QOS profiles, etc.. + */ +#define LINKTYPE_JUNIPER_MLPPP 130 +#define LINKTYPE_JUNIPER_MLFR 131 +#define LINKTYPE_JUNIPER_ES 132 +#define LINKTYPE_JUNIPER_GGSN 133 +#define LINKTYPE_JUNIPER_MFR 134 +#define LINKTYPE_JUNIPER_ATM2 135 +#define LINKTYPE_JUNIPER_SERVICES 136 +#define LINKTYPE_JUNIPER_ATM1 137 + +#define LINKTYPE_APPLE_IP_OVER_IEEE1394 138 /* Apple IP-over-IEEE 1394 cooked header */ + +#define LINKTYPE_RAWSS7 139 /* see rawss7.h for */ +#define LINKTYPE_RAWSS7_MTP2 140 /* information on these */ +#define LINKTYPE_RAWSS7_MTP3 141 /* definitions */ +#define LINKTYPE_RAWSS7_SCCP 142 + +/* + * This isn't supported in libpcap 0.8[.x], but is supported in the + * current CVS version; we include it here to note that it's not available + * for anybody else to use. + */ +#define LINKTYPE_DOCSIS 143 /* DOCSIS MAC frames */ + +#define LINKTYPE_LINUX_IRDA 144 /* Linux-IrDA */ + +/* + * Reserved for IBM SP switch and IBM Next Federation switch. + */ +#define LINKTYPE_IBM_SP 145 +#define LINKTYPE_IBM_SN 146 + +/* + * Reserved for private use. If you have some link-layer header type + * that you want to use within your organization, with the capture files + * using that link-layer header type not ever be sent outside your + * organization, you can use these values. + * + * No libpcap release will use these for any purpose, nor will any + * tcpdump release use them, either. + * + * Do *NOT* use these in capture files that you expect anybody not using + * your private versions of capture-file-reading tools to read; in + * particular, do *NOT* use them in products, otherwise you may find that + * people won't be able to use tcpdump, or snort, or Ethereal, or... to + * read capture files from your firewall/intrusion detection/traffic + * monitoring/etc. appliance, or whatever product uses that LINKTYPE_ value, + * and you may also find that the developers of those applications will + * not accept patches to let them read those files. + * + * Also, do not use them if somebody might send you a capture using them + * for *their* private type and tools using them for *your* private type + * would have to read them. + * + * Instead, in those cases, ask "tcpdump-workers@tcpdump.org" for a new DLT_ + * and LINKTYPE_ value, as per the comment in pcap-bpf.h, and use the type + * you're given. + */ +#define LINKTYPE_USER0 147 +#define LINKTYPE_USER1 148 +#define LINKTYPE_USER2 149 +#define LINKTYPE_USER3 150 +#define LINKTYPE_USER4 151 +#define LINKTYPE_USER5 152 +#define LINKTYPE_USER6 153 +#define LINKTYPE_USER7 154 +#define LINKTYPE_USER8 155 +#define LINKTYPE_USER9 156 +#define LINKTYPE_USER10 157 +#define LINKTYPE_USER11 158 +#define LINKTYPE_USER12 159 +#define LINKTYPE_USER13 160 +#define LINKTYPE_USER14 161 +#define LINKTYPE_USER15 162 + +/* + * For future use with 802.11 captures - defined by AbsoluteValue + * Systems to store a number of bits of link-layer information + * including radio information: + * + * http://www.shaftnet.org/~pizza/software/capturefrm.txt + * + * but could and arguably should also be used by non-AVS Linux + * 802.11 drivers; that may happen in the future. + */ +#define LINKTYPE_IEEE802_11_RADIO_AVS 163 /* 802.11 plus AVS radio header */ + +/* + * Juniper-private data link type, as per request from + * Hannes Gredler <hannes@juniper.net>. The corresponding + * DLT_s are used for passing on chassis-internal + * metainformation such as QOS profiles, etc.. + */ +#define LINKTYPE_JUNIPER_MONITOR 164 static struct linktype_map { int dlt; @@ -205,6 +351,12 @@ static struct linktype_map { * have values that should never be equal to any DLT_* * code. */ +#ifdef DLT_FR + /* BSD/OS Frame Relay */ + { DLT_FR, LINKTYPE_FRELAY }, +#endif + + { DLT_SYMANTEC_FIREWALL, LINKTYPE_SYMANTEC_FIREWALL }, { DLT_ATM_RFC1483, LINKTYPE_ATM_RFC1483 }, { DLT_RAW, LINKTYPE_RAW }, { DLT_SLIP_BSDOS, LINKTYPE_SLIP_BSDOS }, @@ -232,6 +384,9 @@ static struct linktype_map { /* IEEE 802.11 wireless */ { DLT_IEEE802_11, LINKTYPE_IEEE802_11 }, + /* Frame Relay */ + { DLT_FRELAY, LINKTYPE_FRELAY }, + /* OpenBSD loopback */ { DLT_LOOP, LINKTYPE_LOOP }, @@ -244,6 +399,9 @@ static struct linktype_map { /* Acorn Econet */ { DLT_ECONET, LINKTYPE_ECONET }, + /* OpenBSD DLT_PFLOG */ + { DLT_PFLOG, LINKTYPE_PFLOG }, + /* For Cisco-internal use */ { DLT_CISCO_IOS, LINKTYPE_CISCO_IOS }, @@ -253,6 +411,59 @@ static struct linktype_map { /* FreeBSD Aironet driver stuff */ { DLT_AIRONET_HEADER, LINKTYPE_AIRONET_HEADER }, + /* Siemens HiPath HDLC */ + { DLT_HHDLC, LINKTYPE_HHDLC }, + + /* RFC 2625 IP-over-Fibre Channel */ + { DLT_IP_OVER_FC, LINKTYPE_IP_OVER_FC }, + + /* Solaris+SunATM */ + { DLT_SUNATM, LINKTYPE_SUNATM }, + + /* RapidIO */ + { DLT_RIO, LINKTYPE_RIO }, + + /* PCI Express */ + { DLT_PCI_EXP, LINKTYPE_PCI_EXP }, + + /* Xilinx Aurora link layer */ + { DLT_AURORA, LINKTYPE_AURORA }, + + /* 802.11 plus BSD radio header */ + { DLT_IEEE802_11_RADIO, LINKTYPE_IEEE802_11_RADIO }, + + /* Tazmen Sniffer Protocol */ + { DLT_TZSP, LINKTYPE_TZSP }, + + /* Arcnet with Linux-style link-layer headers */ + { DLT_ARCNET_LINUX, LINKTYPE_ARCNET_LINUX }, + + /* Juniper-internal chassis encapsulation */ + { DLT_JUNIPER_MLPPP, LINKTYPE_JUNIPER_MLPPP }, + { DLT_JUNIPER_MLFR, LINKTYPE_JUNIPER_MLFR }, + { DLT_JUNIPER_ES, LINKTYPE_JUNIPER_ES }, + { DLT_JUNIPER_GGSN, LINKTYPE_JUNIPER_GGSN }, + { DLT_JUNIPER_MFR, LINKTYPE_JUNIPER_MFR }, + { DLT_JUNIPER_ATM2, LINKTYPE_JUNIPER_ATM2 }, + { DLT_JUNIPER_SERVICES, LINKTYPE_JUNIPER_SERVICES }, + { DLT_JUNIPER_ATM1, LINKTYPE_JUNIPER_ATM1 }, + + /* Apple IP-over-IEEE 1394 cooked header */ + { DLT_APPLE_IP_OVER_IEEE1394, LINKTYPE_APPLE_IP_OVER_IEEE1394 }, + + /* DOCSIS MAC frames */ + { DLT_DOCSIS, LINKTYPE_DOCSIS }, + + /* IrDA IrLAP packets + Linux-cooked header */ + { DLT_LINUX_IRDA, LINKTYPE_LINUX_IRDA }, + + /* IBM SP and Next Federation switches */ + { DLT_IBM_SP, LINKTYPE_IBM_SP }, + { DLT_IBM_SN, LINKTYPE_IBM_SN }, + + /* 802.11 plus AVS radio header */ + { DLT_IEEE802_11_RADIO_AVS, LINKTYPE_IEEE802_11_RADIO_AVS }, + /* * Any platform that defines additional DLT_* codes should: * @@ -271,6 +482,10 @@ static struct linktype_map { * defining DLT_* values that collide with those * LINKTYPE_* values, either). */ + + /* Juniper-internal chassis encapsulation */ + { DLT_JUNIPER_MONITOR, LINKTYPE_JUNIPER_MONITOR }, + { -1, -1 } }; @@ -341,6 +556,43 @@ swap_hdr(struct pcap_file_header *hp) hp->linktype = SWAPLONG(hp->linktype); } +static int +sf_getnonblock(pcap_t *p, char *errbuf) +{ + /* + * This is a savefile, not a live capture file, so never say + * it's in non-blocking mode. + */ + return (0); +} + +static int +sf_setnonblock(pcap_t *p, int nonblock, char *errbuf) +{ + /* + * This is a savefile, not a live capture file, so ignore + * requests to put it in non-blocking mode. + */ + return (0); +} + +static int +sf_stats(pcap_t *p, struct pcap_stat *ps) +{ + snprintf(p->errbuf, PCAP_ERRBUF_SIZE, + "Statistics aren't available from savefiles"); + return (-1); +} + +static void +sf_close(pcap_t *p) +{ + if (p->sf.rfile != stdin) + (void)fclose(p->sf.rfile); + if (p->sf.base != NULL) + free(p->sf.base); +} + pcap_t * pcap_open_offline(const char *fname, char *errbuf) { @@ -357,15 +609,15 @@ pcap_open_offline(const char *fname, char *errbuf) } memset((char *)p, 0, sizeof(*p)); - /* - * Set this field so we don't close stdin in pcap_close! - */ - p->fd = -1; if (fname[0] == '-' && fname[1] == '\0') fp = stdin; else { +#ifndef WIN32 fp = fopen(fname, "r"); +#else + fp = fopen(fname, "rb"); +#endif if (fp == NULL) { snprintf(errbuf, PCAP_ERRBUF_SIZE, "%s: %s", fname, pcap_strerror(errno)); @@ -406,7 +658,12 @@ pcap_open_offline(const char *fname, char *errbuf) p->snapshot = hdr.snaplen; p->linktype = linktype_to_dlt(hdr.linktype); p->sf.rfile = fp; +#ifndef WIN32 p->bufsize = hdr.snaplen; +#else + /* Allocate the space for pcap_pkthdr as well. It will be used by pcap_read_ex */ + p->bufsize = hdr.snaplen+sizeof(struct pcap_pkthdr); +#endif /* Align link header as required for proper data alignment */ /* XXX should handle all types */ @@ -441,8 +698,59 @@ pcap_open_offline(const char *fname, char *errbuf) pcap_fddipad = 0; #endif + /* + * We interchanged the caplen and len fields at version 2.3, + * in order to match the bpf header layout. But unfortunately + * some files were written with version 2.3 in their headers + * but without the interchanged fields. + * + * In addition, DG/UX tcpdump writes out files with a version + * number of 543.0, and with the caplen and len fields in the + * pre-2.3 order. + */ + switch (hdr.version_major) { + + case 2: + if (hdr.version_minor < 3) + p->sf.lengths_swapped = SWAPPED; + else if (hdr.version_minor == 3) + p->sf.lengths_swapped = MAYBE_SWAPPED; + else + p->sf.lengths_swapped = NOT_SWAPPED; + break; + + case 543: + p->sf.lengths_swapped = SWAPPED; + break; + + default: + p->sf.lengths_swapped = NOT_SWAPPED; + break; + } + +#ifndef WIN32 + /* + * You can do "select()" and "poll()" on plain files on most + * platforms, and should be able to do so on pipes. + * + * You can't do "select()" on anything other than sockets in + * Windows, so, on Win32 systems, we don't have "selectable_fd". + */ + p->selectable_fd = fileno(fp); +#endif + + p->read_op = pcap_offline_read; + p->setfilter_op = install_bpf_program; + p->set_datalink_op = NULL; /* we don't support munging link-layer headers */ + p->getnonblock_op = sf_getnonblock; + p->setnonblock_op = sf_setnonblock; + p->stats_op = sf_stats; + p->close_op = sf_close; + return (p); bad: + if(fp) + fclose(fp); free(p); return (NULL); } @@ -453,10 +761,12 @@ pcap_open_offline(const char *fname, char *errbuf) * no more packets, and SFERR_TRUNC if a partial packet was encountered. */ static int -sf_next_packet(pcap_t *p, struct pcap_pkthdr *hdr, u_char *buf, int buflen) +sf_next_packet(pcap_t *p, struct pcap_pkthdr *hdr, u_char *buf, u_int buflen) { struct pcap_sf_patched_pkthdr sf_hdr; FILE *fp = p->sf.rfile; + size_t amt_read; + bpf_u_int32 t; /* * Read the packet header; the structure we use as a buffer @@ -465,9 +775,23 @@ sf_next_packet(pcap_t *p, struct pcap_pkthdr *hdr, u_char *buf, int buflen) * unpatched libpcap we only read as many bytes as the regular * header has. */ - if (fread(&sf_hdr, p->sf.hdrsize, 1, fp) != 1) { - /* probably an EOF, though could be a truncated packet */ - return (1); + amt_read = fread(&sf_hdr, 1, p->sf.hdrsize, fp); + if (amt_read != p->sf.hdrsize) { + if (ferror(fp)) { + snprintf(p->errbuf, PCAP_ERRBUF_SIZE, + "error reading dump file: %s", + pcap_strerror(errno)); + return (-1); + } else { + if (amt_read != 0) { + snprintf(p->errbuf, PCAP_ERRBUF_SIZE, + "truncated dump file; tried to read %d header bytes, only got %lu", + p->sf.hdrsize, (unsigned long)amt_read); + return (-1); + } + /* EOF */ + return (1); + } } if (p->sf.swapped) { @@ -482,17 +806,27 @@ sf_next_packet(pcap_t *p, struct pcap_pkthdr *hdr, u_char *buf, int buflen) hdr->ts.tv_sec = sf_hdr.ts.tv_sec; hdr->ts.tv_usec = sf_hdr.ts.tv_usec; } - /* - * We interchanged the caplen and len fields at version 2.3, - * in order to match the bpf header layout. But unfortunately - * some files were written with version 2.3 in their headers - * but without the interchanged fields. - */ - if (p->sf.version_minor < 3 || - (p->sf.version_minor == 3 && hdr->caplen > hdr->len)) { - int t = hdr->caplen; + /* Swap the caplen and len fields, if necessary. */ + switch (p->sf.lengths_swapped) { + + case NOT_SWAPPED: + break; + + case MAYBE_SWAPPED: + if (hdr->caplen <= hdr->len) { + /* + * The captured length is <= the actual length, + * so presumably they weren't swapped. + */ + break; + } + /* FALLTHROUGH */ + + case SWAPPED: + t = hdr->caplen; hdr->caplen = hdr->len; hdr->len = t; + break; } if (hdr->caplen > buflen) { @@ -503,7 +837,7 @@ sf_next_packet(pcap_t *p, struct pcap_pkthdr *hdr, u_char *buf, int buflen) * grossly wrong, try to salvage. */ static u_char *tp = NULL; - static int tsize = 0; + static size_t tsize = 0; if (hdr->caplen > 65535) { snprintf(p->errbuf, PCAP_ERRBUF_SIZE, @@ -523,9 +857,17 @@ sf_next_packet(pcap_t *p, struct pcap_pkthdr *hdr, u_char *buf, int buflen) return (-1); } } - if (fread((char *)tp, hdr->caplen, 1, fp) != 1) { - snprintf(p->errbuf, PCAP_ERRBUF_SIZE, - "truncated dump file"); + amt_read = fread((char *)tp, 1, hdr->caplen, fp); + if (amt_read != hdr->caplen) { + if (ferror(fp)) { + snprintf(p->errbuf, PCAP_ERRBUF_SIZE, + "error reading dump file: %s", + pcap_strerror(errno)); + } else { + snprintf(p->errbuf, PCAP_ERRBUF_SIZE, + "truncated dump file; tried to read %u captured bytes, only got %lu", + hdr->caplen, (unsigned long)amt_read); + } return (-1); } /* @@ -540,10 +882,17 @@ sf_next_packet(pcap_t *p, struct pcap_pkthdr *hdr, u_char *buf, int buflen) } else { /* read the packet itself */ - - if (fread((char *)buf, hdr->caplen, 1, fp) != 1) { - snprintf(p->errbuf, PCAP_ERRBUF_SIZE, - "truncated dump file"); + amt_read = fread((char *)buf, 1, hdr->caplen, fp); + if (amt_read != hdr->caplen) { + if (ferror(fp)) { + snprintf(p->errbuf, PCAP_ERRBUF_SIZE, + "error reading dump file: %s", + pcap_strerror(errno)); + } else { + snprintf(p->errbuf, PCAP_ERRBUF_SIZE, + "truncated dump file; tried to read %u captured bytes, only got %lu", + hdr->caplen, (unsigned long)amt_read); + } return (-1); } } @@ -564,6 +913,23 @@ pcap_offline_read(pcap_t *p, int cnt, pcap_handler callback, u_char *user) while (status == 0) { struct pcap_pkthdr h; + /* + * Has "pcap_breakloop()" been called? + * If so, return immediately - if we haven't read any + * packets, clear the flag and return -2 to indicate + * that we were told to break out of the loop, otherwise + * leave the flag set, so that the *next* call will break + * out of the loop without having read any packets, and + * return the number of packets we've processed so far. + */ + if (p->break_loop) { + if (n == 0) { + p->break_loop = 0; + return (-2); + } else + return (n); + } + status = sf_next_packet(p, &h, p->buffer, p->bufsize); if (status) { if (status == 1) @@ -618,10 +984,18 @@ pcap_dump_open(pcap_t *p, const char *fname) return (NULL); } - if (fname[0] == '-' && fname[1] == '\0') + if (fname[0] == '-' && fname[1] == '\0') { f = stdout; - else { +#ifdef WIN32 + _setmode(_fileno(f), _O_BINARY); +#endif + } else { +#ifndef WIN32 f = fopen(fname, "w"); +#else + f = fopen(fname, "wb"); + setbuf(f, NULL); /* XXX - why? */ +#endif if (f == NULL) { snprintf(p->errbuf, PCAP_ERRBUF_SIZE, "%s: %s", fname, pcap_strerror(errno)); @@ -632,6 +1006,22 @@ pcap_dump_open(pcap_t *p, const char *fname) return ((pcap_dumper_t *)f); } +FILE * +pcap_dump_file(pcap_dumper_t *p) +{ + return ((FILE *)p); +} + +int +pcap_dump_flush(pcap_dumper_t *p) +{ + + if (fflush((FILE *)p) == EOF) + return (-1); + else + return (0); +} + void pcap_dump_close(pcap_dumper_t *p) { diff --git a/contrib/libpcap/scanner.l b/contrib/libpcap/scanner.l index 07275b5..8acc61a 100644 --- a/contrib/libpcap/scanner.l +++ b/contrib/libpcap/scanner.l @@ -21,33 +21,38 @@ */ #ifndef lint -static const char rcsid[] = - "@(#) $Header: /tcpdump/master/libpcap/scanner.l,v 1.81 2001/09/14 01:40:57 fenner Exp $ (LBL)"; +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/libpcap/scanner.l,v 1.95.2.3 2004/03/28 21:45:33 fenner Exp $ (LBL)"; #endif #ifdef HAVE_CONFIG_H #include "config.h" #endif -#include <sys/types.h> -#include <sys/time.h> - #include <ctype.h> -#include <unistd.h> #include <string.h> #include "pcap-int.h" #include "gencode.h" -#include <pcap-namedb.h> #ifdef INET6 -#include <netdb.h> -#include <sys/socket.h> +#ifdef WIN32 +#include <pcap-stdinc.h> + +#ifdef __MINGW32__ +#include "IP6_misc.h" +#endif +#else /* WIN32 */ +#include <sys/socket.h> /* for "struct sockaddr" in "struct addrinfo" */ +#include <netdb.h> /* for "struct addrinfo" */ +#endif /* WIN32 */ + /* Workaround for AIX 4.3 */ #if !defined(AI_NUMERICHOST) #define AI_NUMERICHOST 0x04 #endif #endif /*INET6*/ +#include <pcap-namedb.h> #include "tokdefs.h" #ifdef HAVE_OS_PROTO_H @@ -76,11 +81,11 @@ N ([0-9]+|(0X|0x)[0-9A-Fa-f]+) B ([0-9A-Fa-f][0-9A-Fa-f]?) W ([0-9A-Fa-f][0-9A-Fa-f]?[0-9A-Fa-f]?[0-9A-Fa-f]?) -%a 15000 -%o 17000 +%a 16000 +%o 19000 %e 6000 %k 4000 -%p 19000 +%p 25000 %n 2000 V680 {W}:{W}:{W}:{W}:{W}:{W}:{W}:{W} @@ -166,7 +171,7 @@ dst return DST; src return SRC; link|ether|ppp|slip return LINK; -fddi|tr return LINK; +fddi|tr|wlan return LINK; arp return ARP; rarp return RARP; ip return IP; @@ -209,6 +214,14 @@ esis return ESIS; es-is return ESIS; isis return ISIS; is-is return ISIS; +l1 return L1; +l2 return L2; +iih return IIH; +lsp return LSP; +snp return SNP; +csnp return CSNP; +psnp return PSNP; + clnp return CLNP; stp return STP; @@ -219,7 +232,7 @@ netbeui return NETBEUI; host return HOST; net return NET; -mask return MASK; +mask return NETMASK; port return PORT; proto return PROTO; protochain { @@ -234,7 +247,7 @@ gateway return GATEWAY; less return LESS; greater return GREATER; -byte return BYTE; +byte return CBYTE; broadcast return TK_BROADCAST; multicast return TK_MULTICAST; @@ -248,7 +261,29 @@ outbound return OUTBOUND; vlan return VLAN; -[ \n\t] ; +lane return LANE; +llc return LLC; +metac return METAC; +bcc return BCC; +oam return OAM; +oamf4 return OAMF4; +oamf4ec return OAMF4EC; +oamf4sc return OAMF4SC; +sc return SC; +ilmic return ILMIC; +vpi return VPI; +vci return VCI; +connectmsg return CONNECTMSG; +metaconnect return METACONNECT; + +on|ifname return PF_IFNAME; +rset|ruleset return PF_RSET; +rnr|rulenum return PF_RNR; +srnr|subrulenum return PF_SRNR; +reason return PF_REASON; +action return PF_ACTION; + +[ \r\n\t] ; [+\-*/:\[\]!<>()&|=] return yytext[0]; ">=" return GEQ; "<=" return LEQ; @@ -272,7 +307,7 @@ ${B} { yylval.e = pcap_ether_aton(((char *)yytext)+1); if (getaddrinfo(yytext, NULL, &hints, &res)) bpf_error("bogus IPv6 address %s", yytext); else { - yylval.e = sdup((char *)yytext); return HID6; + yylval.s = sdup((char *)yytext); return HID6; } #else bpf_error("IPv6 address %s not supported", yytext); diff --git a/contrib/libpcap/sll.h b/contrib/libpcap/sll.h index 4f2330c..85a3a9d 100644 --- a/contrib/libpcap/sll.h +++ b/contrib/libpcap/sll.h @@ -4,7 +4,7 @@ * * This code is derived from the Stanford/CMU enet packet filter, * (net/enet.c) distributed as part of 4.3BSD, and code contributed - * to Berkeley by Steven McCanne and Van Jacobson both of Lawrence + * to Berkeley by Steven McCanne and Van Jacobson both of Lawrence * Berkeley Laboratory. * * Redistribution and use in source and binary forms, with or without @@ -35,7 +35,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * @(#) $Header: /tcpdump/master/libpcap/sll.h,v 1.6 2000/12/23 07:50:19 guy Exp $ (LBL) + * @(#) $Header: /tcpdump/master/libpcap/sll.h,v 1.7 2002/06/11 17:04:48 itojun Exp $ (LBL) */ /* diff --git a/contrib/libpcap/snprintf.c b/contrib/libpcap/snprintf.c new file mode 100644 index 0000000..111e78e --- /dev/null +++ b/contrib/libpcap/snprintf.c @@ -0,0 +1,632 @@ +/* + * Copyright (c) 1995-1999 Kungliga Tekniska Högskolan + * (Royal Institute of Technology, Stockholm, Sweden). + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * 3. Neither the name of the Institute nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +/* $Id: snprintf.c,v 1.1 2003/12/15 01:35:05 guy Exp $ */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#ifndef lint +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/libpcap/snprintf.c,v 1.1 2003/12/15 01:35:05 guy Exp $"; +#endif + +#include <stdio.h> +#include <stdarg.h> +#include <stdlib.h> +#include <string.h> +#include <ctype.h> +#include <sys/types.h> + +#include <pcap-int.h> + +enum format_flags { + minus_flag = 1, + plus_flag = 2, + space_flag = 4, + alternate_flag = 8, + zero_flag = 16 +}; + +/* + * Common state + */ + +struct state { + unsigned char *str; + unsigned char *s; + unsigned char *theend; + size_t sz; + size_t max_sz; + int (*append_char)(struct state *, unsigned char); + int (*reserve)(struct state *, size_t); + /* XXX - methods */ +}; + +#ifndef HAVE_VSNPRINTF +static int +sn_reserve (struct state *state, size_t n) +{ + return state->s + n > state->theend; +} + +static int +sn_append_char (struct state *state, unsigned char c) +{ + if (sn_reserve (state, 1)) { + return 1; + } else { + *state->s++ = c; + return 0; + } +} +#endif + +#if 0 +static int +as_reserve (struct state *state, size_t n) +{ + if (state->s + n > state->theend) { + int off = state->s - state->str; + unsigned char *tmp; + + if (state->max_sz && state->sz >= state->max_sz) + return 1; + + state->sz = max(state->sz * 2, state->sz + n); + if (state->max_sz) + state->sz = min(state->sz, state->max_sz); + tmp = realloc (state->str, state->sz); + if (tmp == NULL) + return 1; + state->str = tmp; + state->s = state->str + off; + state->theend = state->str + state->sz - 1; + } + return 0; +} + +static int +as_append_char (struct state *state, unsigned char c) +{ + if(as_reserve (state, 1)) + return 1; + else { + *state->s++ = c; + return 0; + } +} +#endif + +static int +append_number(struct state *state, + unsigned long num, unsigned base, char *rep, + int width, int prec, int flags, int minusp) +{ + int len = 0; + int i; + + /* given precision, ignore zero flag */ + if(prec != -1) + flags &= ~zero_flag; + else + prec = 1; + /* zero value with zero precision -> "" */ + if(prec == 0 && num == 0) + return 0; + do{ + if((*state->append_char)(state, rep[num % base])) + return 1; + len++; + num /= base; + }while(num); + prec -= len; + /* pad with prec zeros */ + while(prec-- > 0){ + if((*state->append_char)(state, '0')) + return 1; + len++; + } + /* add length of alternate prefix (added later) to len */ + if(flags & alternate_flag && (base == 16 || base == 8)) + len += base / 8; + /* pad with zeros */ + if(flags & zero_flag){ + width -= len; + if(minusp || (flags & space_flag) || (flags & plus_flag)) + width--; + while(width-- > 0){ + if((*state->append_char)(state, '0')) + return 1; + len++; + } + } + /* add alternate prefix */ + if(flags & alternate_flag && (base == 16 || base == 8)){ + if(base == 16) + if((*state->append_char)(state, rep[10] + 23)) /* XXX */ + return 1; + if((*state->append_char)(state, '0')) + return 1; + } + /* add sign */ + if(minusp){ + if((*state->append_char)(state, '-')) + return 1; + len++; + } else if(flags & plus_flag) { + if((*state->append_char)(state, '+')) + return 1; + len++; + } else if(flags & space_flag) { + if((*state->append_char)(state, ' ')) + return 1; + len++; + } + if(flags & minus_flag) + /* swap before padding with spaces */ + for(i = 0; i < len / 2; i++){ + char c = state->s[-i-1]; + state->s[-i-1] = state->s[-len+i]; + state->s[-len+i] = c; + } + width -= len; + while(width-- > 0){ + if((*state->append_char)(state, ' ')) + return 1; + len++; + } + if(!(flags & minus_flag)) + /* swap after padding with spaces */ + for(i = 0; i < len / 2; i++){ + char c = state->s[-i-1]; + state->s[-i-1] = state->s[-len+i]; + state->s[-len+i] = c; + } + + return 0; +} + +static int +append_string (struct state *state, + unsigned char *arg, + int width, + int prec, + int flags) +{ + if(prec != -1) + width -= prec; + else + width -= strlen((char *)arg); + if(!(flags & minus_flag)) + while(width-- > 0) + if((*state->append_char) (state, ' ')) + return 1; + if (prec != -1) { + while (*arg && prec--) + if ((*state->append_char) (state, *arg++)) + return 1; + } else { + while (*arg) + if ((*state->append_char) (state, *arg++)) + return 1; + } + if(flags & minus_flag) + while(width-- > 0) + if((*state->append_char) (state, ' ')) + return 1; + return 0; +} + +static int +append_char(struct state *state, + unsigned char arg, + int width, + int flags) +{ + while(!(flags & minus_flag) && --width > 0) + if((*state->append_char) (state, ' ')) + return 1; + + if((*state->append_char) (state, arg)) + return 1; + while((flags & minus_flag) && --width > 0) + if((*state->append_char) (state, ' ')) + return 1; + + return 0; +} + +/* + * This can't be made into a function... + */ + +#define PARSE_INT_FORMAT(res, arg, unsig) \ +if (long_flag) \ + res = (unsig long)va_arg(arg, unsig long); \ +else if (short_flag) \ + res = (unsig short)va_arg(arg, unsig int); \ +else \ + res = (unsig int)va_arg(arg, unsig int) + +/* + * zyxprintf - return 0 or -1 + */ + +static int +xyzprintf (struct state *state, const char *char_format, va_list ap) +{ + const unsigned char *format = (const unsigned char *)char_format; + unsigned char c; + + while((c = *format++)) { + if (c == '%') { + int flags = 0; + int width = 0; + int prec = -1; + int long_flag = 0; + int short_flag = 0; + + /* flags */ + while((c = *format++)){ + if(c == '-') + flags |= minus_flag; + else if(c == '+') + flags |= plus_flag; + else if(c == ' ') + flags |= space_flag; + else if(c == '#') + flags |= alternate_flag; + else if(c == '0') + flags |= zero_flag; + else + break; + } + + if((flags & space_flag) && (flags & plus_flag)) + flags ^= space_flag; + + if((flags & minus_flag) && (flags & zero_flag)) + flags ^= zero_flag; + + /* width */ + if (isdigit(c)) + do { + width = width * 10 + c - '0'; + c = *format++; + } while(isdigit(c)); + else if(c == '*') { + width = va_arg(ap, int); + c = *format++; + } + + /* precision */ + if (c == '.') { + prec = 0; + c = *format++; + if (isdigit(c)) + do { + prec = prec * 10 + c - '0'; + c = *format++; + } while(isdigit(c)); + else if (c == '*') { + prec = va_arg(ap, int); + c = *format++; + } + } + + /* size */ + + if (c == 'h') { + short_flag = 1; + c = *format++; + } else if (c == 'l') { + long_flag = 1; + c = *format++; + } + + switch (c) { + case 'c' : + if(append_char(state, va_arg(ap, int), width, flags)) + return -1; + break; + case 's' : + if (append_string(state, + va_arg(ap, unsigned char*), + width, + prec, + flags)) + return -1; + break; + case 'd' : + case 'i' : { + long arg; + unsigned long num; + int minusp = 0; + + PARSE_INT_FORMAT(arg, ap, signed); + + if (arg < 0) { + minusp = 1; + num = -arg; + } else + num = arg; + + if (append_number (state, num, 10, "0123456789", + width, prec, flags, minusp)) + return -1; + break; + } + case 'u' : { + unsigned long arg; + + PARSE_INT_FORMAT(arg, ap, unsigned); + + if (append_number (state, arg, 10, "0123456789", + width, prec, flags, 0)) + return -1; + break; + } + case 'o' : { + unsigned long arg; + + PARSE_INT_FORMAT(arg, ap, unsigned); + + if (append_number (state, arg, 010, "01234567", + width, prec, flags, 0)) + return -1; + break; + } + case 'x' : { + unsigned long arg; + + PARSE_INT_FORMAT(arg, ap, unsigned); + + if (append_number (state, arg, 0x10, "0123456789abcdef", + width, prec, flags, 0)) + return -1; + break; + } + case 'X' :{ + unsigned long arg; + + PARSE_INT_FORMAT(arg, ap, unsigned); + + if (append_number (state, arg, 0x10, "0123456789ABCDEF", + width, prec, flags, 0)) + return -1; + break; + } + case 'p' : { + unsigned long arg = (unsigned long)va_arg(ap, void*); + + if (append_number (state, arg, 0x10, "0123456789ABCDEF", + width, prec, flags, 0)) + return -1; + break; + } + case 'n' : { + int *arg = va_arg(ap, int*); + *arg = state->s - state->str; + break; + } + case '\0' : + --format; + /* FALLTHROUGH */ + case '%' : + if ((*state->append_char)(state, c)) + return -1; + break; + default : + if ( (*state->append_char)(state, '%') + || (*state->append_char)(state, c)) + return -1; + break; + } + } else + if ((*state->append_char) (state, c)) + return -1; + } + return 0; +} + +#ifndef HAVE_SNPRINTF +int +snprintf (char *str, size_t sz, const char *format, ...) +{ + va_list args; + int ret; + + va_start(args, format); + ret = vsnprintf (str, sz, format, args); + +#ifdef PARANOIA + { + int ret2; + char *tmp; + + tmp = malloc (sz); + if (tmp == NULL) + abort (); + + ret2 = vsprintf (tmp, format, args); + if (ret != ret2 || strcmp(str, tmp)) + abort (); + free (tmp); + } +#endif + + va_end(args); + return ret; +} +#endif + +#if 0 +#ifndef HAVE_ASPRINTF +int +asprintf (char **ret, const char *format, ...) +{ + va_list args; + int val; + + va_start(args, format); + val = vasprintf (ret, format, args); + +#ifdef PARANOIA + { + int ret2; + char *tmp; + tmp = malloc (val + 1); + if (tmp == NULL) + abort (); + + ret2 = vsprintf (tmp, format, args); + if (val != ret2 || strcmp(*ret, tmp)) + abort (); + free (tmp); + } +#endif + + va_end(args); + return val; +} +#endif + +#ifndef HAVE_ASNPRINTF +int +asnprintf (char **ret, size_t max_sz, const char *format, ...) +{ + va_list args; + int val; + + va_start(args, format); + val = vasnprintf (ret, max_sz, format, args); + +#ifdef PARANOIA + { + int ret2; + char *tmp; + tmp = malloc (val + 1); + if (tmp == NULL) + abort (); + + ret2 = vsprintf (tmp, format, args); + if (val != ret2 || strcmp(*ret, tmp)) + abort (); + free (tmp); + } +#endif + + va_end(args); + return val; +} +#endif + +#ifndef HAVE_VASPRINTF +int +vasprintf (char **ret, const char *format, va_list args) +{ + return vasnprintf (ret, 0, format, args); +} +#endif + + +#ifndef HAVE_VASNPRINTF +int +vasnprintf (char **ret, size_t max_sz, const char *format, va_list args) +{ + int st; + size_t len; + struct state state; + + state.max_sz = max_sz; + state.sz = 1; + state.str = malloc(state.sz); + if (state.str == NULL) { + *ret = NULL; + return -1; + } + state.s = state.str; + state.theend = state.s + state.sz - 1; + state.append_char = as_append_char; + state.reserve = as_reserve; + + st = xyzprintf (&state, format, args); + if (st) { + free (state.str); + *ret = NULL; + return -1; + } else { + char *tmp; + + *state.s = '\0'; + len = state.s - state.str; + tmp = realloc (state.str, len+1); + if (tmp == NULL) { + free (state.str); + *ret = NULL; + return -1; + } + *ret = tmp; + return len; + } +} +#endif +#endif + +#ifndef HAVE_VSNPRINTF +int +vsnprintf (char *str, size_t sz, const char *format, va_list args) +{ + struct state state; + int ret; + unsigned char *ustr = (unsigned char *)str; + + state.max_sz = 0; + state.sz = sz; + state.str = ustr; + state.s = ustr; + state.theend = ustr + sz - 1; + state.append_char = sn_append_char; + state.reserve = sn_reserve; + + ret = xyzprintf (&state, format, args); + *state.s = '\0'; + if (ret) + return sz; + else + return state.s - state.str; +} +#endif + diff --git a/contrib/libpcap/sunatmpos.h b/contrib/libpcap/sunatmpos.h new file mode 100644 index 0000000..7538b2a --- /dev/null +++ b/contrib/libpcap/sunatmpos.h @@ -0,0 +1,45 @@ +/* + * Copyright (c) 1997 Yen Yen Lim and North Dakota State University + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by Yen Yen Lim and + North Dakota State University + * 4. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, + * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * @(#) $Header: /tcpdump/master/libpcap/sunatmpos.h,v 1.1 2002/07/11 09:06:47 guy Exp $ (LBL) + */ + +/* SunATM header for ATM packet */ +#define SUNATM_DIR_POS 0 +#define SUNATM_VPI_POS 1 +#define SUNATM_VCI_POS 2 +#define SUNATM_PKT_BEGIN_POS 4 /* Start of ATM packet */ + +/* Protocol type values in the bottom for bits of the byte at SUNATM_DIR_POS. */ +#define PT_LANE 0x01 /* LANE */ +#define PT_LLC 0x02 /* LLC encapsulation */ +#define PT_ILMI 0x05 /* ILMI */ +#define PT_QSAAL 0x06 /* Q.SAAL */ |
