bpf_dump.c
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上传日期:2021-02-23
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- /*
- * 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.
- */
- #ifndef lint
- static const char rcsid[] =
- "@(#) $Header: /usr/local/cvs/nessus-libraries/libpcap-nessus/bpf_dump.c,v 1.1 2003/02/06 03:14:28 renaud Exp $ (LBL)";
- #endif
- #ifdef HAVE_CONFIG_H
- #include "config.h"
- #endif
- #include <sys/types.h>
- #include <sys/time.h>
- #include <pcap.h>
- #include <stdio.h>
- void
- bpf_dump(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("%dn", n);
- for (i = 0; i < n; ++insn, ++i) {
- printf("%u %u %u %un", 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));
- }
- }