xref: /netbsd-src/external/bsd/tcpdump/dist/print-sip.c (revision 26ba0b503b498a5194a71ac319838b7f5497f3fe)
1 /*
2  * Redistribution and use in source and binary forms, with or without
3  * modification, are permitted provided that: (1) source code
4  * distributions retain the above copyright notice and this paragraph
5  * in its entirety, and (2) distributions including binary code include
6  * the above copyright notice and this paragraph in its entirety in
7  * the documentation or other materials provided with the distribution.
8  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND
9  * WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, WITHOUT
10  * LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
11  * FOR A PARTICULAR PURPOSE.
12  *
13  * Original code by Hannes Gredler (hannes@gredler.at)
14  * Turned into common "text protocol" code, which this uses, by
15  * Guy Harris.
16  */
17 
18 #include <sys/cdefs.h>
19 #ifndef lint
20 __RCSID("$NetBSD: print-sip.c,v 1.10 2024/09/02 16:15:33 christos Exp $");
21 #endif
22 
23 /* \summary: Session Initiation Protocol (SIP) printer */
24 
25 #include <config.h>
26 
27 #include "netdissect-stdinc.h"
28 
29 #include "netdissect.h"
30 
31 static const char *sipcmds[] = {
32 	"ACK",
33 	"BYE",
34 	"CANCEL",
35 	"DO",
36 	"INFO",
37 	"INVITE",
38 	"MESSAGE",
39 	"NOTIFY",
40 	"OPTIONS",
41 	"PRACK",
42 	"QAUTH",
43 	"REFER",
44 	"REGISTER",
45 	"SPRACK",
46 	"SUBSCRIBE",
47 	"UPDATE",
48 	"PUBLISH",
49 	NULL
50 };
51 
52 void
53 sip_print(netdissect_options *ndo, const u_char *pptr, u_int len)
54 {
55 	ndo->ndo_protocol = "sip";
56 	txtproto_print(ndo, pptr, len, sipcmds, RESP_CODE_SECOND_TOKEN);
57 }
58