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/* $OpenBSD: bpf_dump.c,v 1.8 2009/10/27 23:59:55 deraadt 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/types.h> |
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#include <sys/time.h> |
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#include <pcap.h> |
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#include <stdio.h> |
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#include "interface.h" |
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extern void bpf_dump(struct bpf_program *, int); |
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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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} |