diff options
Diffstat (limited to 'crypto/kerberosIV/lib/kafs')
| -rw-r--r-- | crypto/kerberosIV/lib/kafs/Makefile.in | 90 | ||||
| -rw-r--r-- | crypto/kerberosIV/lib/kafs/afskrb.c | 373 | ||||
| -rw-r--r-- | crypto/kerberosIV/lib/kafs/afsl.exp | 6 | ||||
| -rw-r--r-- | crypto/kerberosIV/lib/kafs/afslib.c | 60 | ||||
| -rw-r--r-- | crypto/kerberosIV/lib/kafs/afslib.exp | 3 | ||||
| -rw-r--r-- | crypto/kerberosIV/lib/kafs/afssys.c | 293 | ||||
| -rw-r--r-- | crypto/kerberosIV/lib/kafs/afssysdefs.h | 87 | ||||
| -rw-r--r-- | crypto/kerberosIV/lib/kafs/dlfcn.c | 570 | ||||
| -rw-r--r-- | crypto/kerberosIV/lib/kafs/dlfcn.h | 46 | ||||
| -rw-r--r-- | crypto/kerberosIV/lib/kafs/kafs.h | 100 | ||||
| -rw-r--r-- | crypto/kerberosIV/lib/kafs/kafs_locl.h | 96 |
11 files changed, 1724 insertions, 0 deletions
diff --git a/crypto/kerberosIV/lib/kafs/Makefile.in b/crypto/kerberosIV/lib/kafs/Makefile.in new file mode 100644 index 0000000..e9c9121 --- /dev/null +++ b/crypto/kerberosIV/lib/kafs/Makefile.in @@ -0,0 +1,90 @@ +# +# $Id: Makefile.in,v 1.30 1997/05/06 03:47:35 assar Exp $ +# + +SHELL = /bin/sh + +srcdir = @srcdir@ +VPATH = @srcdir@ + +CC = @CC@ +AR = ar +RANLIB = @RANLIB@ +DEFS = @DEFS@ -DLIBDIR='"$(libdir)"' +CFLAGS = @CFLAGS@ + +INSTALL = @INSTALL@ +INSTALL_DATA = @INSTALL_DATA@ +MKINSTALLDIRS = @top_srcdir@/mkinstalldirs + +prefix = @prefix@ +exec_prefix = @exec_prefix@ +libdir = @libdir@ + +PICFLAGS = @PICFLAGS@ + +LIBNAME = $(LIBPREFIX)kafs +LIBEXT = @LIBEXT@ +SHLIBEXT = @SHLIBEXT@ +LIBPREFIX = @LIBPREFIX@ +LDSHARED = @LDSHARED@ +AFS_EXTRA_LIBS = @AFS_EXTRA_LIBS@ +LIB = $(LIBNAME).$(LIBEXT) $(AFS_EXTRA_LIBS) + +SOURCES = afssys.c afskrb.c afslib.c + +OBJECTS = afssys.o afskrb.o + +all: $(LIB) + +Wall: + make CFLAGS="-g -Wall -Wno-comment -Wmissing-prototypes -Wmissing-declarations -D__USE_FIXED_PROTOTYPES__" + +.c.o: + $(CC) -c $(CPPFLAGS) $(DEFS) -I../../include -I$(srcdir) $(CFLAGS) $(PICFLAGS) $< + +install: all + $(MKINSTALLDIRS) $(libdir) + $(INSTALL_DATA) -m 0555 $(LIB) $(libdir) + +uninstall: + rm -f $(libdir)/$(LIB) + +TAGS: $(SOURCES) + etags $(SOURCES) + +check: + +clean: + rm -f $(LIB) *.o *.a + +mostlyclean: clean + +distclean: clean + rm -f Makefile *.tab.c *~ + +realclean: distclean + rm -f TAGS + +dist: $(DISTFILES) + for file in $(DISTFILES); do \ + ln $$file ../`cat ../.fname`/lib \ + || cp -p $$file ../`cat ../.fname`/lib; \ + done + +$(LIBNAME).a: $(OBJECTS) @AFS_EXTRA_OBJS@ + rm -f $@ + $(AR) cr $@ $(OBJECTS) @AFS_EXTRA_OBJS@ + -$(RANLIB) $@ + + +$(LIBNAME).$(SHLIBEXT): $(OBJECTS) + rm -f $@ + $(LDSHARED) -o $@ $(OBJECTS) + +# AIX: this almost works with gcc, but somehow it fails to use the +# correct ld, use ld instead +afslib.so: afslib.o + ld -o $@ -bM:SRE -bI:$(srcdir)/afsl.exp -bE:$(srcdir)/afslib.exp -bnoentry afslib.o + +$(OBJECTS): ../../include/config.h diff --git a/crypto/kerberosIV/lib/kafs/afskrb.c b/crypto/kerberosIV/lib/kafs/afskrb.c new file mode 100644 index 0000000..d979ac5 --- /dev/null +++ b/crypto/kerberosIV/lib/kafs/afskrb.c @@ -0,0 +1,373 @@ +/* + * Copyright (c) 1995, 1996, 1997 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. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the Kungliga Tekniska + * Högskolan and its contributors. + * + * 4. 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. + */ + +#include "kafs_locl.h" + +RCSID("$Id: afskrb.c,v 1.6 1997/05/26 17:38:24 bg Exp $"); + +#define AUTH_SUPERUSER "afs" + +/* + * Here only ASCII characters are relevant. + */ + +#define IsAsciiLower(c) ('a' <= (c) && (c) <= 'z') + +#define ToAsciiUpper(c) ((c) - 'a' + 'A') + +static void +foldup(char *a, const char *b) +{ + for (; *b; a++, b++) + if (IsAsciiLower(*b)) + *a = ToAsciiUpper(*b); + else + *a = *b; + *a = '\0'; +} + +static int +get_cred(const char *princ, const char *inst, const char *krealm, + CREDENTIALS *c, KTEXT_ST *tkt) +{ + int k_errno = krb_get_cred((char*)princ, (char*)inst, (char*)krealm, c); + + if (k_errno != KSUCCESS) + { + k_errno = krb_mk_req(tkt, (char*)princ, (char*)inst, (char*)krealm, 0); + if (k_errno == KSUCCESS) + k_errno = krb_get_cred((char*)princ, (char*)inst, (char*)krealm, c); + } + return k_errno; +} + + +/* Convert a string to a 32 bit ip number in network byte order. + Return 0 on error + */ + +static u_int32_t +ip_aton(char *ip) +{ + u_int32_t addr; + unsigned int a, b, c, d; + + if(sscanf(ip, "%u.%u.%u.%u", &a, &b, &c, &d) != 4) + return 0; + if((a | b | c | d) > 255) + return 0; + addr = (a << 24) | (b << 16) | (c << 8) | d; + addr = htonl(addr); + return addr; +} + +/* Try to get a db-server for an AFS cell from a AFSDB record */ + +static int +dns_find_cell(const char *cell, char *dbserver) +{ + struct dns_reply *r; + int ok = -1; + r = dns_lookup(cell, "afsdb"); + if(r){ + struct resource_record *rr = r->head; + while(rr){ + if(rr->type == T_AFSDB && rr->u.afsdb->preference == 1){ + strncpy(dbserver, rr->u.afsdb->domain, MaxHostNameLen); + dbserver[MaxHostNameLen - 1] = 0; + ok = 0; + break; + } + rr = rr->next; + } + dns_free_data(r); + } + return ok; +} + + +/* Find the realm associated with cell. Do this by opening + /usr/vice/etc/CellServDB and getting the realm-of-host for the + first VL-server for the cell. + + This does not work when the VL-server is living in one cell, but + the cell it is serving is living in another cell. + */ + +static char* +realm_of_cell(const char *cell) +{ + FILE *F; + char buf[1024]; + u_int32_t addr; + struct hostent *hp; + char *realm = NULL; + + if((F = fopen(_PATH_CELLSERVDB, "r"))){ + while(fgets(buf, sizeof(buf), F)){ + if(buf[0] != '>') + continue; + if(strncmp(buf + 1, cell, strlen(cell)) == 0){ + if(fgets(buf, sizeof(buf), F) == NULL) + break; + addr = ip_aton(buf); + if(addr == 0) + break; + hp = gethostbyaddr((char*)&addr, 4, AF_INET); + if(hp == NULL) + break; + strncpy (buf, hp->h_name, sizeof(buf)); + buf[sizeof(buf) - 1] = '\0'; + realm = krb_realmofhost(buf); + break; + } + } + fclose(F); + } + if(realm == NULL){ + if(dns_find_cell(cell, buf) == 0) + realm = krb_realmofhost(buf); + } + return realm; +} + +/* + * Get tokens for all cells[] + */ +static int +k_afslog_cells(char *cells[], int max, const char *krealm, uid_t uid) +{ + int err = KSUCCESS; + int i; + for(i = 0; i < max; i++) + err = k_afsklog_uid(cells[i], krealm, uid); + return err; +} + +/* + * Try to find the cells we should try to klog to in "file". + */ +static void +k_find_cells(char *file, char *cells[], int size, int *index) +{ + FILE *f; + char cell[64]; + int i; + f = fopen(file, "r"); + if (f == NULL) + return; + while (*index < size && fgets(cell, sizeof(cell), f)) { + char *nl = strchr(cell, '\n'); + if (nl) *nl = 0; + for(i = 0; i < *index; i++) + if(strcmp(cells[i], cell) == 0) + break; + if(i == *index) + cells[(*index)++] = strdup(cell); + } + fclose(f); +} + +static int +k_afsklog_all_local_cells(const char *krealm, uid_t uid) +{ + int err; + char *cells[32]; /* XXX */ + int num_cells = sizeof(cells) / sizeof(cells[0]); + int index = 0; + + char *p; + + if ((p = getenv("HOME"))) { + char home[MaxPathLen]; + + if (k_concat(home, sizeof(home), p, "/.TheseCells", NULL) == 0) + k_find_cells(home, cells, num_cells, &index); + } + k_find_cells(_PATH_THESECELLS, cells, num_cells, &index); + k_find_cells(_PATH_THISCELL, cells, num_cells, &index); + + err = k_afslog_cells(cells, index, krealm, uid); + while(index > 0) + free(cells[--index]); + return err; +} + +int +k_afsklog_uid(const char *cell, const char *krealm, uid_t uid) +{ + int k_errno; + CREDENTIALS c; + KTEXT_ST ticket; + char realm[REALM_SZ]; + char *vl_realm; /* realm of vl-server */ + char *lrealm; /* local realm */ + char CELL[64]; + + if (cell == 0 || cell[0] == 0) + return k_afsklog_all_local_cells (krealm, uid); + foldup(CELL, cell); + + k_errno = krb_get_lrealm(realm , 0); + if(k_errno == KSUCCESS && (krealm == NULL || strcmp(krealm, realm))) + lrealm = realm; + else + lrealm = NULL; + + /* We're about to find the the realm that holds the key for afs in + * the specified cell. The problem is that null-instance + * afs-principals are common and that hitting the wrong realm might + * yield the wrong afs key. The following assumptions were made. + * + * Any realm passed to us is preferred. + * + * If there is a realm with the same name as the cell, it is most + * likely the correct realm to talk to. + * + * In most (maybe even all) cases the database servers of the cell + * will live in the realm we are looking for. + * + * Try the local realm, but if the previous cases fail, this is + * really a long shot. + * + */ + + /* comments on the ordering of these tests */ + + /* If the user passes a realm, she probably knows something we don't + * know and we should try afs@krealm (otherwise we're talking with a + * blondino and she might as well have it.) + */ + + k_errno = -1; + if(krealm){ + k_errno = get_cred(AUTH_SUPERUSER, cell, krealm, &c, &ticket); + if(k_errno) + k_errno = get_cred(AUTH_SUPERUSER, "", krealm, &c, &ticket); + } + + if(k_errno) + k_errno = get_cred(AUTH_SUPERUSER, cell, CELL, &c, &ticket); + if(k_errno) + k_errno = get_cred(AUTH_SUPERUSER, "", CELL, &c, &ticket); + + /* this might work in some conditions */ + if(k_errno && (vl_realm = realm_of_cell(cell))){ + k_errno = get_cred(AUTH_SUPERUSER, cell, vl_realm, &c, &ticket); + if(k_errno) + k_errno = get_cred(AUTH_SUPERUSER, "", vl_realm, &c, &ticket); + } + + if(k_errno && lrealm){ + k_errno = get_cred(AUTH_SUPERUSER, cell, lrealm, &c, &ticket); +#if 0 + /* this is most likely never right anyway, but won't fail */ + if(k_errno) + k_errno = get_cred(AUTH_SUPERUSER, "", lrealm, &c, &ticket); +#endif + } + + if (k_errno == KSUCCESS) + { + struct ViceIoctl parms; + struct ClearToken ct; + int32_t sizeof_x; + char buf[2048], *t; + + /* + * Build a struct ClearToken + */ + ct.AuthHandle = c.kvno; + memcpy (ct.HandShakeKey, c.session, sizeof(c.session)); + ct.ViceId = uid; /* is this always valid? */ + ct.BeginTimestamp = 1 + c.issue_date; + ct.EndTimestamp = krb_life_to_time(c.issue_date, c.lifetime); + +#define ODD(x) ((x) & 1) + /* If we don't know the numerical ID lifetime should be even? */ + if (uid == 0 && ODD(ct.EndTimestamp - ct.BeginTimestamp)) + ct.BeginTimestamp--; + + t = buf; + /* + * length of secret token followed by secret token + */ + sizeof_x = c.ticket_st.length; + memcpy(t, &sizeof_x, sizeof(sizeof_x)); + t += sizeof(sizeof_x); + memcpy(t, c.ticket_st.dat, sizeof_x); + t += sizeof_x; + /* + * length of clear token followed by clear token + */ + sizeof_x = sizeof(ct); + memcpy(t, &sizeof_x, sizeof(sizeof_x)); + t += sizeof(sizeof_x); + memcpy(t, &ct, sizeof_x); + t += sizeof_x; + + /* + * do *not* mark as primary cell + */ + sizeof_x = 0; + memcpy(t, &sizeof_x, sizeof(sizeof_x)); + t += sizeof(sizeof_x); + /* + * follow with cell name + */ + sizeof_x = strlen(cell) + 1; + memcpy(t, cell, sizeof_x); + t += sizeof_x; + + /* + * Build argument block + */ + parms.in = buf; + parms.in_size = t - buf; + parms.out = 0; + parms.out_size = 0; + k_pioctl(0, VIOCSETTOK, &parms, 0); + } + return k_errno; +} + +int +k_afsklog(const char *cell, const char *krealm) +{ + return k_afsklog_uid (cell, krealm, getuid()); +} diff --git a/crypto/kerberosIV/lib/kafs/afsl.exp b/crypto/kerberosIV/lib/kafs/afsl.exp new file mode 100644 index 0000000..4d2b00e --- /dev/null +++ b/crypto/kerberosIV/lib/kafs/afsl.exp @@ -0,0 +1,6 @@ +#!/unix + +* This mumbo jumbo creates entry points to syscalls in _AIX + +lpioctl syscall +lsetpag syscall diff --git a/crypto/kerberosIV/lib/kafs/afslib.c b/crypto/kerberosIV/lib/kafs/afslib.c new file mode 100644 index 0000000..12779bc --- /dev/null +++ b/crypto/kerberosIV/lib/kafs/afslib.c @@ -0,0 +1,60 @@ +/* + * Copyright (c) 1995, 1996, 1997 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. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the Kungliga Tekniska + * Högskolan and its contributors. + * + * 4. 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. + */ + +/* + * This file is only used with AIX + */ + +#include "kafs_locl.h" + +RCSID("$Id: afslib.c,v 1.5 1997/04/20 13:21:15 joda Exp $"); + +int +aix_pioctl(char *a_path, + int o_opcode, + struct ViceIoctl *a_paramsP, + int a_followSymlinks) +{ + return lpioctl(a_path, o_opcode, a_paramsP, a_followSymlinks); +} + +int +aix_setpag(void) +{ + return lsetpag(); +} diff --git a/crypto/kerberosIV/lib/kafs/afslib.exp b/crypto/kerberosIV/lib/kafs/afslib.exp new file mode 100644 index 0000000..f288717 --- /dev/null +++ b/crypto/kerberosIV/lib/kafs/afslib.exp @@ -0,0 +1,3 @@ +#! +aix_pioctl +aix_setpag diff --git a/crypto/kerberosIV/lib/kafs/afssys.c b/crypto/kerberosIV/lib/kafs/afssys.c new file mode 100644 index 0000000..741225c --- /dev/null +++ b/crypto/kerberosIV/lib/kafs/afssys.c @@ -0,0 +1,293 @@ +/* + * Copyright (c) 1995, 1996, 1997 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. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the Kungliga Tekniska + * Högskolan and its contributors. + * + * 4. 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. + */ + +#include "kafs_locl.h" + +RCSID("$Id: afssys.c,v 1.53 1997/05/04 02:30:41 assar Exp $"); + +/* Magic to get AIX syscalls to work */ +#ifdef _AIX + +static int (*Pioctl)(char*, int, void*, int); +static int (*Setpag)(void); + +#include "dlfcn.h" + +static int +isSuid() +{ + int uid = getuid(); + int gid = getgid(); + int euid = getegid(); + int egid = getegid(); + return (uid != euid) || (gid != egid); +} + +static int +aix_setup(void) +{ +#ifdef STATIC_AFS_SYSCALLS + Pioctl = aix_pioctl; + Setpag = aix_setpag; +#else + void *ptr; + char path[MaxPathLen], *p; + /* + * If we are root or running setuid don't trust AFSLIBPATH! + */ + if (getuid() != 0 && !isSuid() && (p = getenv("AFSLIBPATH")) != NULL) + strcpy(path, p); + else + snprintf(path, sizeof(path), "%s/afslib.so", LIBDIR); + + ptr = dlopen(path, 0); + if(ptr){ + Setpag = (int (*)(void))dlsym(ptr, "aix_setpag"); + Pioctl = (int (*)(char*, int, void*, int))dlsym(ptr, "aix_pioctl"); + } +#endif +} +#endif /* _AIX */ + +#define NO_ENTRY_POINT 0 +#define SINGLE_ENTRY_POINT 1 +#define MULTIPLE_ENTRY_POINT 2 +#define SINGLE_ENTRY_POINT2 3 +#define SINGLE_ENTRY_POINT3 4 +#define AIX_ENTRY_POINTS 5 +#define UNKNOWN_ENTRY_POINT 6 +static int afs_entry_point = UNKNOWN_ENTRY_POINT; +static int afs_syscalls[2]; + + +int +k_pioctl(char *a_path, + int o_opcode, + struct ViceIoctl *a_paramsP, + int a_followSymlinks) +{ +#ifndef NO_AFS + switch(afs_entry_point){ +#if defined(AFS_SYSCALL) || defined(AFS_SYSCALL2) || defined(AFS_SYSCALL3) + case SINGLE_ENTRY_POINT: + case SINGLE_ENTRY_POINT2: + case SINGLE_ENTRY_POINT3: + return syscall(afs_syscalls[0], AFSCALL_PIOCTL, + a_path, o_opcode, a_paramsP, a_followSymlinks); +#endif +#if defined(AFS_PIOCTL) + case MULTIPLE_ENTRY_POINT: + return syscall(afs_syscalls[0], + a_path, o_opcode, a_paramsP, a_followSymlinks); +#endif +#ifdef _AIX + case AIX_ENTRY_POINTS: + return Pioctl(a_path, o_opcode, a_paramsP, a_followSymlinks); +#endif + } + + errno = ENOSYS; +#ifdef SIGSYS + kill(getpid(), SIGSYS); /* You loose! */ +#endif +#endif /* NO_AFS */ + return -1; +} + +int +k_afs_cell_of_file(const char *path, char *cell, int len) +{ + struct ViceIoctl parms; + parms.in = NULL; + parms.in_size = 0; + parms.out = cell; + parms.out_size = len; + return k_pioctl((char*)path, VIOC_FILE_CELL_NAME, &parms, 1); +} + +int +k_unlog(void) +{ + struct ViceIoctl parms; + memset(&parms, 0, sizeof(parms)); + return k_pioctl(0, VIOCUNLOG, &parms, 0); +} + +int +k_setpag(void) +{ +#ifndef NO_AFS + switch(afs_entry_point){ +#if defined(AFS_SYSCALL) || defined(AFS_SYSCALL2) || defined(AFS_SYSCALL3) + case SINGLE_ENTRY_POINT: + case SINGLE_ENTRY_POINT2: + case SINGLE_ENTRY_POINT3: + return syscall(afs_syscalls[0], AFSCALL_SETPAG); +#endif +#if defined(AFS_PIOCTL) + case MULTIPLE_ENTRY_POINT: + return syscall(afs_syscalls[1]); +#endif +#ifdef _AIX + case AIX_ENTRY_POINTS: + return Setpag(); +#endif + } + + errno = ENOSYS; +#ifdef SIGSYS + kill(getpid(), SIGSYS); /* You loose! */ +#endif +#endif /* NO_AFS */ + return -1; +} + +static jmp_buf catch_SIGSYS; + +#ifdef SIGSYS + +static RETSIGTYPE +SIGSYS_handler(int sig) +{ + errno = 0; + signal(SIGSYS, SIGSYS_handler); /* Need to reinstall handler on SYSV */ + longjmp(catch_SIGSYS, 1); +} + +#endif + +int +k_hasafs(void) +{ + int saved_errno; + RETSIGTYPE (*saved_func)(); + struct ViceIoctl parms; + + /* + * Already checked presence of AFS syscalls? + */ + if (afs_entry_point != UNKNOWN_ENTRY_POINT) + return afs_entry_point != NO_ENTRY_POINT; + + /* + * Probe kernel for AFS specific syscalls, + * they (currently) come in two flavors. + * If the syscall is absent we recive a SIGSYS. + */ + afs_entry_point = NO_ENTRY_POINT; + memset(&parms, 0, sizeof(parms)); + + saved_errno = errno; +#ifndef NO_AFS +#ifdef SIGSYS + saved_func = signal(SIGSYS, SIGSYS_handler); +#endif + +#ifdef AFS_SYSCALL + if (setjmp(catch_SIGSYS) == 0) + { + syscall(AFS_SYSCALL, AFSCALL_PIOCTL, + 0, VIOCSETTOK, &parms, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); + if (errno == EINVAL) + { + afs_entry_point = SINGLE_ENTRY_POINT; + afs_syscalls[0] = AFS_SYSCALL; + goto done; + } + } +#endif /* AFS_SYSCALL */ + +#ifdef AFS_PIOCTL + if (setjmp(catch_SIGSYS) == 0) + { + syscall(AFS_PIOCTL, + 0, VIOCSETTOK, &parms, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); + if (errno == EINVAL) + { + afs_entry_point = MULTIPLE_ENTRY_POINT; + afs_syscalls[0] = AFS_PIOCTL; + afs_syscalls[1] = AFS_SETPAG; + goto done; + } + } +#endif /* AFS_PIOCTL */ + +#ifdef AFS_SYSCALL2 + if (setjmp(catch_SIGSYS) == 0) + { + syscall(AFS_SYSCALL2, AFSCALL_PIOCTL, + 0, VIOCSETTOK, &parms, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); + if (errno == EINVAL) + { + afs_entry_point = SINGLE_ENTRY_POINT2; + afs_syscalls[0] = AFS_SYSCALL2; + goto done; + } + } +#endif /* AFS_SYSCALL */ + +#ifdef AFS_SYSCALL3 + if (setjmp(catch_SIGSYS) == 0) + { + syscall(AFS_SYSCALL3, AFSCALL_PIOCTL, + 0, VIOCSETTOK, &parms, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); + if (errno == EINVAL) + { + afs_entry_point = SINGLE_ENTRY_POINT3; + afs_syscalls[0] = AFS_SYSCALL3; + goto done; + } + } +#endif /* AFS_SYSCALL */ + +#ifdef _AIX + aix_setup(); + if(Pioctl != NULL && Setpag != NULL){ + afs_entry_point = AIX_ENTRY_POINTS; + goto done; + } +#endif + +done: +#ifdef SIGSYS + signal(SIGSYS, saved_func); +#endif +#endif /* NO_AFS */ + errno = saved_errno; + return afs_entry_point != NO_ENTRY_POINT; +} diff --git a/crypto/kerberosIV/lib/kafs/afssysdefs.h b/crypto/kerberosIV/lib/kafs/afssysdefs.h new file mode 100644 index 0000000..028f9b3 --- /dev/null +++ b/crypto/kerberosIV/lib/kafs/afssysdefs.h @@ -0,0 +1,87 @@ +/* + * Copyright (c) 1995, 1996, 1997 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. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the Kungliga Tekniska + * Högskolan and its contributors. + * + * 4. 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: afssysdefs.h,v 1.15 1997/04/01 08:18:12 joda Exp $ */ + +/* + * This section is for machines using single entry point AFS syscalls! + * and/or + * This section is for machines using multiple entry point AFS syscalls! + * + * SunOS 4 is an example of single entry point and sgi of multiple + * entry point syscalls. + */ + +#if SunOS == 4 +#define AFS_SYSCALL 31 +#endif + +#if SunOS == 5 +#define AFS_SYSCALL 105 +#endif + +#if defined(__hpux) +#define AFS_SYSCALL 50 +#define AFS_SYSCALL2 49 +#endif + +#if defined(_AIX) +/* _AIX is too weird */ +#endif + +#if defined(__sgi) +#define AFS_PIOCTL (64+1000) +#define AFS_SETPAG (65+1000) +#endif + +#if defined(__osf__) +#define AFS_SYSCALL 232 +#define AFS_SYSCALL2 258 +#endif + +#if defined(__ultrix) +#define AFS_SYSCALL 31 +#endif + +#if defined(__NetBSD__) +#define AFS_SYSCALL 210 +#endif + +#ifdef SYS_afs_syscall +#define AFS_SYSCALL3 SYS_afs_syscall +#endif diff --git a/crypto/kerberosIV/lib/kafs/dlfcn.c b/crypto/kerberosIV/lib/kafs/dlfcn.c new file mode 100644 index 0000000..3f4de92 --- /dev/null +++ b/crypto/kerberosIV/lib/kafs/dlfcn.c @@ -0,0 +1,570 @@ +/* + * @(#)dlfcn.c 1.11 revision of 96/04/10 20:12:51 + * This is an unpublished work copyright (c) 1992 HELIOS Software GmbH + * 30159 Hannover, Germany + */ + +/* + * Changes marked with `--jwe' were made on April 7 1996 by John W. Eaton + * <jwe@bevo.che.wisc.edu> to support g++ and/or use with Octave. + */ + +/* + * This makes my life easier with Octave. --jwe + */ +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <stdio.h> +#include <errno.h> +#include <string.h> +#include <stdlib.h> +#include <sys/types.h> +#include <sys/ldr.h> +#include <a.out.h> +#include <ldfcn.h> +#include "dlfcn.h" + +/* + * We simulate dlopen() et al. through a call to load. Because AIX has + * no call to find an exported symbol we read the loader section of the + * loaded module and build a list of exported symbols and their virtual + * address. + */ + +typedef struct { + char *name; /* the symbols's name */ + void *addr; /* its relocated virtual address */ +} Export, *ExportPtr; + +/* + * xlC uses the following structure to list its constructors and + * destructors. This is gleaned from the output of munch. + */ +typedef struct { + void (*init)(void); /* call static constructors */ + void (*term)(void); /* call static destructors */ +} Cdtor, *CdtorPtr; + +typedef void (*GccCDtorPtr)(void); + +/* + * The void * handle returned from dlopen is actually a ModulePtr. + */ +typedef struct Module { + struct Module *next; + char *name; /* module name for refcounting */ + int refCnt; /* the number of references */ + void *entry; /* entry point from load */ + struct dl_info *info; /* optional init/terminate functions */ + CdtorPtr cdtors; /* optional C++ constructors */ + GccCDtorPtr gcc_ctor; /* g++ constructors --jwe */ + GccCDtorPtr gcc_dtor; /* g++ destructors --jwe */ + int nExports; /* the number of exports found */ + ExportPtr exports; /* the array of exports */ +} Module, *ModulePtr; + +/* + * We keep a list of all loaded modules to be able to call the fini + * handlers and destructors at atexit() time. + */ +static ModulePtr modList; + +/* + * The last error from one of the dl* routines is kept in static + * variables here. Each error is returned only once to the caller. + */ +static char errbuf[BUFSIZ]; +static int errvalid; + +/* + * The `fixed' gcc header files on AIX 3.2.5 provide a prototype for + * strdup(). --jwe + */ +#ifndef HAVE_STRDUP +extern char *strdup(const char *); +#endif +static void caterr(char *); +static int readExports(ModulePtr); +static void terminate(void); +static void *findMain(void); + +void *dlopen(const char *path, int mode) +{ + ModulePtr mp; + static void *mainModule; + + /* + * Upon the first call register a terminate handler that will + * close all libraries. Also get a reference to the main module + * for use with loadbind. + */ + if (!mainModule) { + if ((mainModule = findMain()) == NULL) + return NULL; + atexit(terminate); + } + /* + * Scan the list of modules if we have the module already loaded. + */ + for (mp = modList; mp; mp = mp->next) + if (strcmp(mp->name, path) == 0) { + mp->refCnt++; + return mp; + } + if ((mp = (ModulePtr)calloc(1, sizeof(*mp))) == NULL) { + errvalid++; + strcpy(errbuf, "calloc: "); + strcat(errbuf, strerror(errno)); + return NULL; + } + if ((mp->name = strdup(path)) == NULL) { + errvalid++; + strcpy(errbuf, "strdup: "); + strcat(errbuf, strerror(errno)); + free(mp); + return NULL; + } + /* + * load should be declared load(const char *...). Thus we + * cast the path to a normal char *. Ugly. + */ + if ((mp->entry = (void *)load((char *)path, L_NOAUTODEFER, NULL)) == NULL) { + free(mp->name); + free(mp); + errvalid++; + strcpy(errbuf, "dlopen: "); + strcat(errbuf, path); + strcat(errbuf, ": "); + /* + * If AIX says the file is not executable, the error + * can be further described by querying the loader about + * the last error. + */ + if (errno == ENOEXEC) { + char *tmp[BUFSIZ/sizeof(char *)]; + if (loadquery(L_GETMESSAGES, tmp, sizeof(tmp)) == -1) + strcpy(errbuf, strerror(errno)); + else { + char **p; + for (p = tmp; *p; p++) + caterr(*p); + } + } else + strcat(errbuf, strerror(errno)); + return NULL; + } + mp->refCnt = 1; + mp->next = modList; + modList = mp; + if (loadbind(0, mainModule, mp->entry) == -1) { + dlclose(mp); + errvalid++; + strcpy(errbuf, "loadbind: "); + strcat(errbuf, strerror(errno)); + return NULL; + } + /* + * If the user wants global binding, loadbind against all other + * loaded modules. + */ + if (mode & RTLD_GLOBAL) { + ModulePtr mp1; + for (mp1 = mp->next; mp1; mp1 = mp1->next) + if (loadbind(0, mp1->entry, mp->entry) == -1) { + dlclose(mp); + errvalid++; + strcpy(errbuf, "loadbind: "); + strcat(errbuf, strerror(errno)); + return NULL; + } + } + if (readExports(mp) == -1) { + dlclose(mp); + return NULL; + } + /* + * If there is a dl_info structure, call the init function. + */ + if (mp->info = (struct dl_info *)dlsym(mp, "dl_info")) { + if (mp->info->init) + (*mp->info->init)(); + } else + errvalid = 0; + /* + * If the shared object was compiled using xlC we will need + * to call static constructors (and later on dlclose destructors). + */ + if (mp->cdtors = (CdtorPtr)dlsym(mp, "__cdtors")) { + CdtorPtr cp = mp->cdtors; + while (cp->init || cp->term) { + if (cp->init && cp->init != (void (*)(void))0xffffffff) + (*cp->init)(); + cp++; + } + /* + * If the shared object was compiled using g++, we will need + * to call global constructors using the _GLOBAL__DI function, + * and later, global destructors using the _GLOBAL_DD + * funciton. --jwe + */ + } else if (mp->gcc_ctor = (GccCDtorPtr)dlsym(mp, "_GLOBAL__DI")) { + (*mp->gcc_ctor)(); + mp->gcc_dtor = (GccCDtorPtr)dlsym(mp, "_GLOBAL__DD"); + } else + errvalid = 0; + return mp; +} + +/* + * Attempt to decipher an AIX loader error message and append it + * to our static error message buffer. + */ +static void caterr(char *s) +{ + char *p = s; + + while (*p >= '0' && *p <= '9') + p++; + switch(atoi(s)) { + case L_ERROR_TOOMANY: + strcat(errbuf, "to many errors"); + break; + case L_ERROR_NOLIB: + strcat(errbuf, "can't load library"); + strcat(errbuf, p); + break; + case L_ERROR_UNDEF: + strcat(errbuf, "can't find symbol"); + strcat(errbuf, p); + break; + case L_ERROR_RLDBAD: + strcat(errbuf, "bad RLD"); + strcat(errbuf, p); + break; + case L_ERROR_FORMAT: + strcat(errbuf, "bad exec format in"); + strcat(errbuf, p); + break; + case L_ERROR_ERRNO: + strcat(errbuf, strerror(atoi(++p))); + break; + default: + strcat(errbuf, s); + break; + } +} + +void *dlsym(void *handle, const char *symbol) +{ + ModulePtr mp = (ModulePtr)handle; + ExportPtr ep; + int i; + + /* + * Could speed up the search, but I assume that one assigns + * the result to function pointers anyways. + */ + for (ep = mp->exports, i = mp->nExports; i; i--, ep++) + if (strcmp(ep->name, symbol) == 0) + return ep->addr; + errvalid++; + strcpy(errbuf, "dlsym: undefined symbol "); + strcat(errbuf, symbol); + return NULL; +} + +char *dlerror(void) +{ + if (errvalid) { + errvalid = 0; + return errbuf; + } + return NULL; +} + +int dlclose(void *handle) +{ + ModulePtr mp = (ModulePtr)handle; + int result; + ModulePtr mp1; + + if (--mp->refCnt > 0) + return 0; + if (mp->info && mp->info->fini) + (*mp->info->fini)(); + if (mp->cdtors) { + CdtorPtr cp = mp->cdtors; + while (cp->init || cp->term) { + if (cp->term && cp->init != (void (*)(void))0xffffffff) + (*cp->term)(); + cp++; + } + /* + * If the function to handle global destructors for g++ + * exists, call it. --jwe + */ + } else if (mp->gcc_dtor) { + (*mp->gcc_dtor)(); + } + result = unload(mp->entry); + if (result == -1) { + errvalid++; + strcpy(errbuf, strerror(errno)); + } + if (mp->exports) { + ExportPtr ep; + int i; + for (ep = mp->exports, i = mp->nExports; i; i--, ep++) + if (ep->name) + free(ep->name); + free(mp->exports); + } + if (mp == modList) + modList = mp->next; + else { + for (mp1 = modList; mp1; mp1 = mp1->next) + if (mp1->next == mp) { + mp1->next = mp->next; + break; + } + } + free(mp->name); + free(mp); + return result; +} + +static void terminate(void) +{ + while (modList) + dlclose(modList); +} + +/* + * Build the export table from the XCOFF .loader section. + */ +static int readExports(ModulePtr mp) +{ + LDFILE *ldp = NULL; + SCNHDR sh, shdata; + LDHDR *lhp; + char *ldbuf; + LDSYM *ls; + int i; + ExportPtr ep; + + if ((ldp = ldopen(mp->name, ldp)) == NULL) { + struct ld_info *lp; + char *buf; + int size = 4*1024; + if (errno != ENOENT) { + errvalid++; + strcpy(errbuf, "readExports: "); + strcat(errbuf, strerror(errno)); + return -1; + } + /* + * The module might be loaded due to the LIBPATH + * environment variable. Search for the loaded + * module using L_GETINFO. + */ + if ((buf = malloc(size)) == NULL) { + errvalid++; + strcpy(errbuf, "readExports: "); + strcat(errbuf, strerror(errno)); + return -1; + } + while ((i = loadquery(L_GETINFO, buf, size)) == -1 && errno == ENOMEM) { + free(buf); + size += 4*1024; + if ((buf = malloc(size)) == NULL) { + errvalid++; + strcpy(errbuf, "readExports: "); + strcat(errbuf, strerror(errno)); + return -1; + } + } + if (i == -1) { + errvalid++; + strcpy(errbuf, "readExports: "); + strcat(errbuf, strerror(errno)); + free(buf); + return -1; + } + /* + * Traverse the list of loaded modules. The entry point + * returned by load() does actually point to the data + * segment origin. + */ + lp = (struct ld_info *)buf; + while (lp) { + if (lp->ldinfo_dataorg == mp->entry) { + ldp = ldopen(lp->ldinfo_filename, ldp); + break; + } + if (lp->ldinfo_next == 0) + lp = NULL; + else + lp = (struct ld_info *)((char *)lp + lp->ldinfo_next); + } + free(buf); + if (!ldp) { + errvalid++; + strcpy(errbuf, "readExports: "); + strcat(errbuf, strerror(errno)); + return -1; + } + } + if (TYPE(ldp) != U802TOCMAGIC) { + errvalid++; + strcpy(errbuf, "readExports: bad magic"); + while(ldclose(ldp) == FAILURE) + ; + return -1; + } + /* + * Get the padding for the data section. This is needed for + * AIX 4.1 compilers. This is used when building the final + * function pointer to the exported symbol. + */ + if (ldnshread(ldp, _DATA, &shdata) != SUCCESS) { + errvalid++; + strcpy(errbuf, "readExports: cannot read data section header"); + while(ldclose(ldp) == FAILURE) + ; + return -1; + } + if (ldnshread(ldp, _LOADER, &sh) != SUCCESS) { + errvalid++; + strcpy(errbuf, "readExports: cannot read loader section header"); + while(ldclose(ldp) == FAILURE) + ; + return -1; + } + /* + * We read the complete loader section in one chunk, this makes + * finding long symbol names residing in the string table easier. + */ + if ((ldbuf = (char *)malloc(sh.s_size)) == NULL) { + errvalid++; + strcpy(errbuf, "readExports: "); + strcat(errbuf, strerror(errno)); + while(ldclose(ldp) == FAILURE) + ; + return -1; + } + if (FSEEK(ldp, sh.s_scnptr, BEGINNING) != OKFSEEK) { + errvalid++; + strcpy(errbuf, "readExports: cannot seek to loader section"); + free(ldbuf); + while(ldclose(ldp) == FAILURE) + ; + return -1; + } + if (FREAD(ldbuf, sh.s_size, 1, ldp) != 1) { + errvalid++; + strcpy(errbuf, "readExports: cannot read loader section"); + free(ldbuf); + while(ldclose(ldp) == FAILURE) + ; + return -1; + } + lhp = (LDHDR *)ldbuf; + ls = (LDSYM *)(ldbuf+LDHDRSZ); + /* + * Count the number of exports to include in our export table. + */ + for (i = lhp->l_nsyms; i; i--, ls++) { + if (!LDR_EXPORT(*ls)) + continue; + mp->nExports++; + } + if ((mp->exports = (ExportPtr)calloc(mp->nExports, sizeof(*mp->exports))) == NULL) { + errvalid++; + strcpy(errbuf, "readExports: "); + strcat(errbuf, strerror(errno)); + free(ldbuf); + while(ldclose(ldp) == FAILURE) + ; + return -1; + } + /* + * Fill in the export table. All entries are relative to + * the entry point we got from load. + */ + ep = mp->exports; + ls = (LDSYM *)(ldbuf+LDHDRSZ); + for (i = lhp->l_nsyms; i; i--, ls++) { + char *symname; + char tmpsym[SYMNMLEN+1]; + if (!LDR_EXPORT(*ls)) + continue; + if (ls->l_zeroes == 0) + symname = ls->l_offset+lhp->l_stoff+ldbuf; + else { + /* + * The l_name member is not zero terminated, we + * must copy the first SYMNMLEN chars and make + * sure we have a zero byte at the end. + */ + strncpy(tmpsym, ls->l_name, SYMNMLEN); + tmpsym[SYMNMLEN] = '\0'; + symname = tmpsym; + } + ep->name = strdup(symname); + ep->addr = (void *)((unsigned long)mp->entry + + ls->l_value - shdata.s_vaddr); + ep++; + } + free(ldbuf); + while(ldclose(ldp) == FAILURE) + ; + return 0; +} + +/* + * Find the main modules entry point. This is used as export pointer + * for loadbind() to be able to resolve references to the main part. + */ +static void * findMain(void) +{ + struct ld_info *lp; + char *buf; + int size = 4*1024; + int i; + void *ret; + + if ((buf = malloc(size)) == NULL) { + errvalid++; + strcpy(errbuf, "findMain: "); + strcat(errbuf, strerror(errno)); + return NULL; + } + while ((i = loadquery(L_GETINFO, buf, size)) == -1 && errno == ENOMEM) { + free(buf); + size += 4*1024; + if ((buf = malloc(size)) == NULL) { + errvalid++; + strcpy(errbuf, "findMain: "); + strcat(errbuf, strerror(errno)); + return NULL; + } + } + if (i == -1) { + errvalid++; + strcpy(errbuf, "findMain: "); + strcat(errbuf, strerror(errno)); + free(buf); + return NULL; + } + /* + * The first entry is the main module. The entry point + * returned by load() does actually point to the data + * segment origin. + */ + lp = (struct ld_info *)buf; + ret = lp->ldinfo_dataorg; + free(buf); + return ret; +} diff --git a/crypto/kerberosIV/lib/kafs/dlfcn.h b/crypto/kerberosIV/lib/kafs/dlfcn.h new file mode 100644 index 0000000..5671e9c --- /dev/null +++ b/crypto/kerberosIV/lib/kafs/dlfcn.h @@ -0,0 +1,46 @@ +/* + * @(#)dlfcn.h 1.4 revision of 95/04/25 09:36:52 + * This is an unpublished work copyright (c) 1992 HELIOS Software GmbH + * 30159 Hannover, Germany + */ + +#ifndef __dlfcn_h__ +#define __dlfcn_h__ + +#ifdef __cplusplus +extern "C" { +#endif + +/* + * Mode flags for the dlopen routine. + */ +#define RTLD_LAZY 1 /* lazy function call binding */ +#define RTLD_NOW 2 /* immediate function call binding */ +#define RTLD_GLOBAL 0x100 /* allow symbols to be global */ + +/* + * To be able to intialize, a library may provide a dl_info structure + * that contains functions to be called to initialize and terminate. + */ +struct dl_info { + void (*init)(void); + void (*fini)(void); +}; + +#if __STDC__ || defined(_IBMR2) +void *dlopen(const char *path, int mode); +void *dlsym(void *handle, const char *symbol); +char *dlerror(void); +int dlclose(void *handle); +#else +void *dlopen(); +void *dlsym(); +char *dlerror(); +int dlclose(); +#endif + +#ifdef __cplusplus +} +#endif + +#endif /* __dlfcn_h__ */ diff --git a/crypto/kerberosIV/lib/kafs/kafs.h b/crypto/kerberosIV/lib/kafs/kafs.h new file mode 100644 index 0000000..b3c53b5 --- /dev/null +++ b/crypto/kerberosIV/lib/kafs/kafs.h @@ -0,0 +1,100 @@ +/* + * Copyright (c) 1995, 1996, 1997 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. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the Kungliga Tekniska + * Högskolan and its contributors. + * + * 4. 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: kafs.h,v 1.19 1997/05/14 17:41:02 joda Exp $ */ + +#ifndef __KAFS_H +#define __KAFS_H + +#include <ktypes.h> +#include <sys/cdefs.h> +/* sys/ioctl.h must be included manually before kafs.h */ + +/* + */ +#define AFSCALL_PIOCTL 20 +#define AFSCALL_SETPAG 21 + +#ifndef _VICEIOCTL +#define _VICEIOCTL(id) ((unsigned int ) _IOW('V', id, struct ViceIoctl)) +#endif /* _VICEIOCTL */ + +#define VIOCSETTOK _VICEIOCTL(3) +#define VIOCGETTOK _VICEIOCTL(8) +#define VIOCUNLOG _VICEIOCTL(9) +#define VIOC_FILE_CELL_NAME _VICEIOCTL(30) + +struct ViceIoctl { + caddr_t in, out; + short in_size; + short out_size; +}; + +struct ClearToken { + int32_t AuthHandle; + char HandShakeKey[8]; + int32_t ViceId; + int32_t BeginTimestamp; + int32_t EndTimestamp; +}; + +#ifndef __P +#define __P(x) x +#endif + +/* Use k_hasafs() to probe if the machine supports AFS syscalls. + The other functions will generate a SIGSYS if AFS is not supported */ + +int k_hasafs __P((void)); + +int k_afsklog __P((const char *cell, const char *realm)); +int k_afsklog_uid __P((const char *cell, const char *realm, uid_t uid)); +int k_pioctl __P((char *a_path, + int o_opcode, + struct ViceIoctl *a_paramsP, + int a_followSymlinks)); +int k_unlog __P((void)); +int k_setpag __P((void)); +int k_afs_cell_of_file __P((const char *path, char *cell, int len)); + +#define _PATH_VICE "/usr/vice/etc/" +#define _PATH_THISCELL _PATH_VICE "ThisCell" +#define _PATH_CELLSERVDB _PATH_VICE "CellServDB" +#define _PATH_THESECELLS _PATH_VICE "TheseCells" + +#endif /* __KAFS_H */ diff --git a/crypto/kerberosIV/lib/kafs/kafs_locl.h b/crypto/kerberosIV/lib/kafs/kafs_locl.h new file mode 100644 index 0000000..6ada6ab --- /dev/null +++ b/crypto/kerberosIV/lib/kafs/kafs_locl.h @@ -0,0 +1,96 @@ +/* + * Copyright (c) 1995, 1996, 1997 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. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the Kungliga Tekniska + * Högskolan and its contributors. + * + * 4. 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: kafs_locl.h,v 1.3 1997/05/04 23:04:44 assar Exp $ */ + +#ifndef __KAFS_LOCL_H__ +#define __KAFS_LOCL_H__ + +#include <config.h> +#include <protos.h> + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <signal.h> +#include <setjmp.h> +#include <errno.h> + +#ifdef HAVE_SYS_TYPES_H +#include <sys/types.h> +#endif +#ifdef HAVE_UNISTD_H +#include <unistd.h> +#endif +#if defined(HAVE_SYS_IOCTL_H) && SunOS != 4 +#include <sys/ioctl.h> +#endif +#ifdef HAVE_SYS_FILIO_H +#include <sys/filio.h> +#endif + +#ifdef HAVE_SYS_SYSCALL_H +#include <sys/syscall.h> +#endif +#ifdef HAVE_SYS_SOCKET_H +#include <sys/socket.h> +#endif +#ifdef HAVE_NETINET_IN_H +#include <netinet/in.h> +#endif +#ifdef HAVE_NETDB_H +#include <netdb.h> +#endif + +#ifdef HAVE_ARPA_NAMESER_H +#include <arpa/nameser.h> +#endif +#ifdef HAVE_RESOLV_H +#include <resolv.h> +#endif +#include <roken.h> + +#include <krb.h> +#include <kafs.h> + +#include <resolve.h> + +#include "afssysdefs.h" + + +#endif /* __KAFS_LOCL_H__ */ |
