dist/tcpdump/print-netbios.c

   1 /*      $NetBSD$        */
   2
   3 /*
   4  * Copyright (c) 1994, 1995, 1996
   5  *      The Regents of the University of California.  All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that: (1) source code distributions
   9  * retain the above copyright notice and this paragraph in its entirety, (2)
  10  * distributions including binary code include the above copyright notice and
  11  * this paragraph in its entirety in the documentation or other materials
  12  * provided with the distribution, and (3) all advertising materials mentioning
  13  * features or use of this software display the following acknowledgement:
  14  * ``This product includes software developed by the University of California,
  15  * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
  16  * the University nor the names of its contributors may be used to endorse
  17  * or promote products derived from this software without specific prior
  18  * written permission.
  19  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
  20  * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
  21  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  22  *
  23  * Format and print NETBIOS packets.
  24  * Contributed by Brad Parker (brad@fcr.com).
  25  */
  26
  27 #include <sys/cdefs.h>
  28 #ifndef lint
  29 #if 0
  30 static const char rcsid[] _U_ =
  31     "@(#) Header: /tcpdump/master/tcpdump/print-netbios.c,v 1.20 2003/11/16 09:36:29 guy Exp";
  32 #else
  33 __RCSID("$NetBSD: tcpdump2rcsid.ex,v 1.1 2001/06/25 20:09:58 itojun Exp $");
  34 #endif
  35 #endif
  36
  37 #ifdef HAVE_CONFIG_H
  38 #include "config.h"
  39 #endif
  40
  41 #include <tcpdump-stdinc.h>
  42
  43 #include <stdlib.h>
  44 #include <stdio.h>
  45 #include <string.h>
  46
  47 #include "interface.h"
  48 #include "addrtoname.h"
  49 #include "netbios.h"
  50 #include "extract.h"
  51
  52 /*
  53  * Print NETBIOS packets.
  54  */
  55 void
  56 netbios_print(struct p8022Hdr *nb, u_int length)
  57 {
  58         if (length < p8022Size) {
  59                 (void)printf(" truncated-netbios %d", length);
  60                 return;
  61         }
  62
  63         if (nb->flags == UI) {
  64             (void)printf("802.1 UI ");
  65         } else {
  66             (void)printf("802.1 CONN ");
  67         }
  68
  69         if ((u_char *)(nb + 1) > snapend) {
  70                 printf(" [|netbios]");
  71                 return;
  72         }
  73
  74 /*
  75         netbios_decode(nb, (u_char *)nb + p8022Size, length - p8022Size);
  76 */
  77 }
  78
  79 #ifdef never
  80         (void)printf("%s.%d > ",
  81                      ipxaddr_string(EXTRACT_32BITS(ipx->srcNet), ipx->srcNode),
  82                      EXTRACT_16BITS(ipx->srcSkt));
  83
  84         (void)printf("%s.%d:",
  85                      ipxaddr_string(EXTRACT_32BITS(ipx->dstNet), ipx->dstNode),
  86                      EXTRACT_16BITS(ipx->dstSkt));
  87
  88         if ((u_char *)(ipx + 1) > snapend) {
  89                 printf(" [|ipx]");
  90                 return;
  91         }
  92
  93         /* take length from ipx header */
  94         length = EXTRACT_16BITS(&ipx->length);
  95
  96         ipx_decode(ipx, (u_char *)ipx + ipxSize, length - ipxSize);
  97 #endif
  98