tcpdump.tproj/bpf_dump.c

   1 /*
   2  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * "Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
   7  * Reserved.  This file contains Original Code and/or Modifications of
   8  * Original Code as defined in and that are subject to the Apple Public
   9  * Source License Version 1.0 (the 'License').  You may not use this file
  10  * except in compliance with the License.  Please obtain a copy of the
  11  * License at http://www.apple.com/publicsource and read it before using
  12  * this file.
  13  *
  14  * The Original Code and all software distributed under the License are
  15  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  16  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  17  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  19  * License for the specific language governing rights and limitations
  20  * under the License."
  21  *
  22  * @APPLE_LICENSE_HEADER_END@
  23  */
  24 /*
  25  * Copyright (c) 1992, 1993, 1994, 1995, 1996
  26  *      The Regents of the University of California.  All rights reserved.
  27  *
  28  * Redistribution and use in source and binary forms, with or without
  29  * modification, are permitted provided that: (1) source code distributions
  30  * retain the above copyright notice and this paragraph in its entirety, (2)
  31  * distributions including binary code include the above copyright notice and
  32  * this paragraph in its entirety in the documentation or other materials
  33  * provided with the distribution, and (3) all advertising materials mentioning
  34  * features or use of this software display the following acknowledgement:
  35  * ``This product includes software developed by the University of California,
  36  * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
  37  * the University nor the names of its contributors may be used to endorse
  38  * or promote products derived from this software without specific prior
  39  * written permission.
  40  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
  41  * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
  42  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  43  */
  44 #ifndef lint
  45 static const char rcsid[] =
  46     "@(#) $Header: /cvs/Darwin/Commands/NeXT/network_cmds/tcpdump.tproj/bpf_dump.c,v 1.1.1.1 1999/05/02 03:58:31 wsanchez Exp $ (LBL)";
  47 #endif
  48
  49 #include <sys/types.h>
  50 #include <sys/time.h>
  51
  52 #include <pcap.h>
  53 #include <stdio.h>
  54
  55 #include "interface.h"
  56
  57 extern void bpf_dump(struct bpf_program *, int);
  58
  59 void
  60 bpf_dump(struct bpf_program *p, int option)
  61 {
  62         struct bpf_insn *insn;
  63         int i;
  64         int n = p->bf_len;
  65
  66         insn = p->bf_insns;
  67         if (option > 2) {
  68                 printf("%d\n", n);
  69                 for (i = 0; i < n; ++insn, ++i) {
  70                         printf("%u %u %u %u\n", insn->code,
  71                                insn->jt, insn->jf, insn->k);
  72                 }
  73                 return ;
  74         }
  75         if (option > 1) {
  76                 for (i = 0; i < n; ++insn, ++i)
  77                         printf("{ 0x%x, %d, %d, 0x%08x },\n",
  78                                insn->code, insn->jt, insn->jf, insn->k);
  79                 return;
  80         }
  81         for (i = 0; i < n; ++insn, ++i) {
  82 #ifdef BDEBUG
  83                 extern int bids[];
  84                 printf(bids[i] > 0 ? "[%02d]" : " -- ", bids[i] - 1);
  85 #endif
  86                 puts(bpf_image(insn, i));
  87         }
  88 }