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mirror of https://git.FreeBSD.org/src.git synced 2024-11-27 08:00:11 +00:00
freebsd/contrib/tcpdump/bpf_dump.c
Gleb Smirnoff 3340d77368 Update tcpdump to 4.9.0.
It fixes many buffer overflow in different protocol parsers, but none of
them are critical, even in absense of Capsicum.

Security:	CVE-2016-7922, CVE-2016-7923, CVE-2016-7924, CVE-2016-7925
Security:	CVE-2016-7926, CVE-2016-7927, CVE-2016-7928, CVE-2016-7929
Security:	CVE-2016-7930, CVE-2016-7931, CVE-2016-7932, CVE-2016-7933
Security:	CVE-2016-7934, CVE-2016-7935, CVE-2016-7936, CVE-2016-7937
Security:	CVE-2016-7938, CVE-2016-7939, CVE-2016-7940, CVE-2016-7973
Security:	CVE-2016-7974, CVE-2016-7975, CVE-2016-7983, CVE-2016-7984
Security:	CVE-2016-7985, CVE-2016-7986, CVE-2016-7992, CVE-2016-7993
Security:	CVE-2016-8574, CVE-2016-8575, CVE-2017-5202, CVE-2017-5203
Security:	CVE-2017-5204, CVE-2017-5205, CVE-2017-5341, CVE-2017-5342
Security:	CVE-2017-5482, CVE-2017-5483, CVE-2017-5484, CVE-2017-5485
Security:	CVE-2017-5486
2017-02-01 20:26:42 +00:00

62 lines
1.9 KiB
C

/*
* Copyright (c) 1992, 1993, 1994, 1995, 1996
* 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.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <netdissect-stdinc.h>
#include <stdio.h>
#include "netdissect.h"
void
bpf_dump(const struct bpf_program *p, int option)
{
struct bpf_insn *insn;
int i;
int n = p->bf_len;
insn = p->bf_insns;
if (option > 2) {
printf("%d\n", n);
for (i = 0; i < n; ++insn, ++i) {
printf("%u %u %u %u\n", insn->code,
insn->jt, insn->jf, insn->k);
}
return ;
}
if (option > 1) {
for (i = 0; i < n; ++insn, ++i)
printf("{ 0x%x, %d, %d, 0x%08x },\n",
insn->code, insn->jt, insn->jf, insn->k);
return;
}
for (i = 0; i < n; ++insn, ++i) {
#ifdef BDEBUG
extern int bids[];
printf(bids[i] > 0 ? "[%02d]" : " -- ", bids[i] - 1);
#endif
puts(bpf_image(insn, i));
}
}