70 lines
2.2 KiB
C
70 lines
2.2 KiB
C
/* $NetBSD: bpf_dump.c,v 1.2 2004/09/27 23:02:53 dyoung Exp $ */
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/*
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* Copyright (c) 1992, 1993, 1994, 1995, 1996
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that: (1) source code distributions
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* retain the above copyright notice and this paragraph in its entirety, (2)
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* distributions including binary code include the above copyright notice and
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* this paragraph in its entirety in the documentation or other materials
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* provided with the distribution, and (3) all advertising materials mentioning
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* features or use of this software display the following acknowledgement:
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* ``This product includes software developed by the University of California,
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* Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
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* the University nor the names of its contributors may be used to endorse
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* or promote products derived from this software without specific prior
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* written permission.
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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#if 0
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static const char rcsid[] =
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"@(#) Header: /tcpdump/master/libpcap/bpf_dump.c,v 1.13.2.1 2003/11/15 23:26:37 guy Exp (LBL)";
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#else
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__RCSID("$NetBSD: bpf_dump.c,v 1.2 2004/09/27 23:02:53 dyoung Exp $");
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#endif
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#endif
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <pcap.h>
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#include <stdio.h>
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void
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bpf_dump(struct bpf_program *p, int option)
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{
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struct bpf_insn *insn;
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int i;
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int n = p->bf_len;
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insn = p->bf_insns;
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if (option > 2) {
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printf("%d\n", n);
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for (i = 0; i < n; ++insn, ++i) {
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printf("%u %u %u %u\n", insn->code,
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insn->jt, insn->jf, insn->k);
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}
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return ;
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}
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if (option > 1) {
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for (i = 0; i < n; ++insn, ++i)
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printf("{ 0x%x, %d, %d, 0x%08x },\n",
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insn->code, insn->jt, insn->jf, insn->k);
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return;
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}
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for (i = 0; i < n; ++insn, ++i) {
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#ifdef BDEBUG
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extern int bids[];
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printf(bids[i] > 0 ? "[%02d]" : " -- ", bids[i] - 1);
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#endif
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puts(bpf_image(insn, i));
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}
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}
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