From db46728f2172e9e63dbc37889c7790f445a40910 Mon Sep 17 00:00:00 2001 From: fenner Date: Tue, 31 Jul 2001 23:27:06 +0000 Subject: Update our bpf.h with tcpdump.org's new DLT_ types. Use our bpf.h instead of tcpdump.org's to build libpcap. --- sys/net/bpf.h | 84 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 82 insertions(+), 2 deletions(-) (limited to 'sys/net') diff --git a/sys/net/bpf.h b/sys/net/bpf.h index a173b0a..ed3ebf4 100644 --- a/sys/net/bpf.h +++ b/sys/net/bpf.h @@ -152,8 +152,88 @@ struct bpf_hdr { #define DLT_FDDI 10 /* FDDI */ #define DLT_ATM_RFC1483 11 /* LLC/SNAP encapsulated atm */ #define DLT_RAW 12 /* raw IP */ -#define DLT_SLIP_BSDOS 13 /* BSD/OS Serial Line IP */ -#define DLT_PPP_BSDOS 14 /* BSD/OS Point-to-point Protocol */ + +/* + * These are values from BSD/OS's "bpf.h". + * These are not the same as the values from the traditional libpcap + * "bpf.h"; however, these values shouldn't be generated by any + * OS other than BSD/OS, so the correct values to use here are the + * BSD/OS values. + * + * Platforms that have already assigned these values to other + * DLT_ codes, however, should give these codes the values + * from that platform, so that programs that use these codes will + * continue to compile - even though they won't correctly read + * files of these types. + */ +#define DLT_SLIP_BSDOS 15 /* BSD/OS Serial Line IP */ +#define DLT_PPP_BSDOS 16 /* BSD/OS Point-to-point Protocol */ + +#define DLT_ATM_CLIP 19 /* Linux Classical-IP over ATM */ + +/* + * This value is defined by NetBSD; other platforms should refrain from + * using it for other purposes, so that NetBSD savefiles with a link + * type of 50 can be read as this type on all platforms. + */ +#define DLT_PPP_SERIAL 50 /* PPP over serial with HDLC encapsulation */ + +/* + * 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 + +/* + * Reserved for future use. + * Do not pick other numerical value for these unless you have also + * picked up the tcpdump.org top-of-CVS-tree version of "savefile.c", + * which will arrange that capture files for these DLT_ types have + * the same "network" value on all platforms, regardless of what + * value is chosen for their DLT_ type (thus allowing captures made + * on one platform to be read on other platforms, even if the two + * platforms don't use the same numerical values for all DLT_ types). + */ +#define DLT_IEEE802_11 105 /* IEEE 802.11 wireless */ + +/* + * Values between 106 and 107 are used 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_ new types. + */ + +/* + * 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 for any purpose. + */ +#define DLT_LOOP 108 + +/* + * Values between 109 and 112 are used 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_ new types. + */ + +/* + * This is for Linux cooked sockets. + */ +#define DLT_LINUX_SLL 113 /* * The instruction encodings. -- cgit v1.1