xref: /freebsd/contrib/tcpdump/print-pim.c (revision ce834215a70ff69e7e222827437116eee2f9ac6f)
1 /*
2  * Copyright (c) 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 
22 #ifndef lint
23 static const char rcsid[] =
24     "@(#) $Header: print-pim.c,v 1.7 96/09/26 23:36:48 leres Exp $ (LBL)";
25 #endif
26 
27 #include <sys/param.h>
28 #include <sys/time.h>
29 #include <sys/socket.h>
30 
31 #include <netinet/in.h>
32 #include <netinet/in_systm.h>
33 #include <netinet/ip.h>
34 #include <netinet/ip_var.h>
35 #include <netinet/udp.h>
36 #include <netinet/udp_var.h>
37 #include <netinet/tcp.h>
38 #include <netinet/tcpip.h>
39 
40 #include <stdio.h>
41 #include <stdlib.h>
42 #include <unistd.h>
43 
44 #include "interface.h"
45 #include "addrtoname.h"
46 
47 void
48 pim_print(register const u_char *bp, register u_int len)
49 {
50     register const u_char *ep;
51     register u_char type;
52 
53     ep = (const u_char *)snapend;
54     if (bp >= ep)
55 	return;
56 
57     type = bp[1];
58 
59     switch (type) {
60     case 0:
61 	(void)printf(" Query");
62 	break;
63 
64     case 1:
65 	(void)printf(" Register");
66 	break;
67 
68     case 2:
69 	(void)printf(" Register-Stop");
70 	break;
71 
72     case 3:
73 	(void)printf(" Join/Prune");
74 	break;
75 
76     case 4:
77 	(void)printf(" RP-reachable");
78 	break;
79 
80     case 5:
81 	(void)printf(" Assert");
82 	break;
83 
84     case 6:
85 	(void)printf(" Graft");
86 	break;
87 
88     case 7:
89 	(void)printf(" Graft-ACK");
90 	break;
91 
92     case 8:
93 	(void)printf(" Mode");
94 	break;
95 
96     default:
97 	(void)printf(" [type %d]", type);
98 	break;
99     }
100 }
101