print-raw.c revision 39297 
1/*
2 * Copyright (c) 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
22#ifndef lint
23static const char rcsid[] =
24    "@(#) $Header: print-raw.c,v 1.22 96/12/10 23:18:58 leres Locked $ (LBL)";
25#endif
26
27#include <sys/param.h>
28#include <sys/time.h>
29#include <sys/socket.h>
30#include <sys/file.h>
31#include <sys/ioctl.h>
32
33#if __STDC__
34struct mbuf;
35struct rtentry;
36#endif
37#include <net/if.h>
38
39#include <netinet/in.h>
40#include <netinet/in_systm.h>
41#include <netinet/ip.h>
42#include <netinet/if_ether.h>
43#include <netinet/ip_var.h>
44#include <netinet/udp.h>
45#include <netinet/udp_var.h>
46#include <netinet/tcp.h>
47#include <netinet/tcpip.h>
48
49#include <pcap.h>
50#include <stdio.h>
51#include <string.h>
52
53#include "addrtoname.h"
54#include "interface.h"
55
56#ifndef AF_NS
57#define AF_NS		6		/* XEROX NS protocols */
58#endif
59
60/*
61 * The DLT_RAW packet has no header. It contains a raw IP packet.
62 */
63
64void
65raw_if_print(u_char *user, const struct pcap_pkthdr *h, const u_char *p)
66{
67	u_int length = h->len;
68	u_int caplen = h->caplen;
69
70	ts_print(&h->ts);
71
72	/*
73	 * Some printers want to get back at the link level addresses,
74	 * and/or check that they're not walking off the end of the packet.
75	 * Rather than pass them all the way down, we set these globals.
76	 */
77	packetp = p;
78	snapend = p + caplen;
79
80	if (eflag)
81		printf("ip: ");
82
83	ip_print(p, length);
84
85	if (xflag)
86		default_print(p, caplen);
87	putchar('\n');
88}
89