dist/tcpdump/print-sip.c

   1 /*      $NetBSD$        */
   2
   3 /*
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that: (1) source code
   6  * distributions retain the above copyright notice and this paragraph
   7  * in its entirety, and (2) distributions including binary code include
   8  * the above copyright notice and this paragraph in its entirety in
   9  * the documentation or other materials provided with the distribution.
  10  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND
  11  * WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, WITHOUT
  12  * LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  13  * FOR A PARTICULAR PURPOSE.
  14  *
  15  * Original code by Hannes Gredler (hannes@juniper.net)
  16  */
  17
  18 #include <sys/cdefs.h>
  19 #ifndef lint
  20 #if 0
  21 static const char rcsid[] _U_ =
  22     "@(#) Header: /tcpdump/master/tcpdump/print-sip.c,v 1.1 2004/07/27 17:04:20 hannes Exp";
  23 #else
  24 __RCSID("$NetBSD: tcpdump2rcsid.ex,v 1.1 2001/06/25 20:09:58 itojun Exp $");
  25 #endif
  26 #endif
  27
  28 #ifdef HAVE_CONFIG_H
  29 #include "config.h"
  30 #endif
  31
  32 #include <tcpdump-stdinc.h>
  33
  34 #include <stdio.h>
  35 #include <stdlib.h>
  36
  37 #include "interface.h"
  38 #include "extract.h"
  39
  40 #include "udp.h"
  41
  42 void
  43 sip_print(register const u_char *pptr, register u_int len)
  44 {
  45     u_int idx;
  46
  47     printf("SIP, length: %u%s", len, vflag ? "\n\t" : "");
  48
  49     /* in non-verbose mode just lets print the protocol and length */
  50     if (vflag < 1)
  51         return;
  52
  53     for (idx = 0; idx < len; idx++) {
  54         if (EXTRACT_16BITS(pptr+idx) != 0x0d0a) { /* linefeed ? */
  55             safeputchar(*(pptr+idx));
  56         } else {
  57             printf("\n\t");
  58             idx+=1;
  59         }
  60     }
  61
  62     /* do we want to see an additionally hexdump ? */
  63     if (vflag> 1)
  64         print_unknown_data(pptr,"\n\t",len);
  65
  66     return;
  67 }