print-netbios.c revision 1.3 
1/*
2 * Copyright (c) 1994, 1995, 1996
3 *	The Regents of the University of California.  All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that: (1) source code distributions
7 * retain the above copyright notice and this paragraph in its entirety, (2)
8 * distributions including binary code include the above copyright notice and
9 * this paragraph in its entirety in the documentation or other materials
10 * provided with the distribution, and (3) all advertising materials mentioning
11 * features or use of this software display the following acknowledgement:
12 * ``This product includes software developed by the University of California,
13 * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
14 * the University nor the names of its contributors may be used to endorse
15 * or promote products derived from this software without specific prior
16 * written permission.
17 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
18 * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
19 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
20 *
21 * Format and print NETBIOS packets.
22 * Contributed by Brad Parker (brad@fcr.com).
23 */
24
25#ifndef lint
26static const char rcsid[] =
27    "@(#) $Header: /usr/local/opengrok/home/cvs-mirror/mirrors/openbsd/src/usr.sbin/tcpdump/print-netbios.c,v 1.3 2000/04/26 21:35:41 jakob Exp $";
28#endif
29
30#include <sys/param.h>
31#include <sys/socket.h>
32
33#include <netinet/in.h>
34#include <netinet/in_systm.h>
35#include <netinet/ip.h>
36#include <netinet/ip_var.h>
37#include <netinet/udp.h>
38#include <netinet/udp_var.h>
39#include <netinet/tcp.h>
40
41#ifdef __STDC__
42#include <stdlib.h>
43#endif
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 */
55void
56netbios_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
99