Move tcpdump-3.9/ to tcpdump/. No need for a versioned dir.
[dragonfly.git] / contrib / tcpdump / print-sunrpc.c
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c8cf0f94
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1/*
2 * Copyright (c) 1992, 1993, 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
22#ifndef lint
23static const char rcsid[] _U_ =
24 "@(#) $Header: /tcpdump/master/tcpdump/print-sunrpc.c,v 1.46.2.1 2005/04/27 21:44:06 guy Exp $ (LBL)";
25#endif
26
27#ifdef HAVE_CONFIG_H
28#include "config.h"
29#endif
30
31#include <tcpdump-stdinc.h>
32
33#ifdef HAVE_GETRPCBYNUMBER
34#include <rpc/rpc.h>
35#ifdef HAVE_RPC_RPCENT_H
36#include <rpc/rpcent.h>
37#endif /* HAVE_RPC_RPCENT_H */
38#endif /* HAVE_GETRPCBYNUMBER */
39
40#include <stdio.h>
41#include <string.h>
42
43#include "interface.h"
44#include "addrtoname.h"
45#include "extract.h"
46
47#include "ip.h"
48#ifdef INET6
49#include "ip6.h"
50#endif
51
52#include "rpc_auth.h"
53#include "rpc_msg.h"
54#include "pmap_prot.h"
55
56static struct tok proc2str[] = {
57 { SUNRPC_PMAPPROC_NULL, "null" },
58 { SUNRPC_PMAPPROC_SET, "set" },
59 { SUNRPC_PMAPPROC_UNSET, "unset" },
60 { SUNRPC_PMAPPROC_GETPORT, "getport" },
61 { SUNRPC_PMAPPROC_DUMP, "dump" },
62 { SUNRPC_PMAPPROC_CALLIT, "call" },
63 { 0, NULL }
64};
65
66/* Forwards */
67static char *progstr(u_int32_t);
68
69void
70sunrpcrequest_print(register const u_char *bp, register u_int length,
71 register const u_char *bp2)
72{
73 register const struct sunrpc_msg *rp;
74 register const struct ip *ip;
75#ifdef INET6
76 register const struct ip6_hdr *ip6;
77#endif
78 u_int32_t x;
79 char srcid[20], dstid[20]; /*fits 32bit*/
80
81 rp = (struct sunrpc_msg *)bp;
82
83 if (!nflag) {
84 snprintf(srcid, sizeof(srcid), "0x%x",
85 EXTRACT_32BITS(&rp->rm_xid));
86 strlcpy(dstid, "sunrpc", sizeof(dstid));
87 } else {
88 snprintf(srcid, sizeof(srcid), "0x%x",
89 EXTRACT_32BITS(&rp->rm_xid));
90 snprintf(dstid, sizeof(dstid), "0x%x", SUNRPC_PMAPPORT);
91 }
92
93 switch (IP_V((struct ip *)bp2)) {
94 case 4:
95 ip = (struct ip *)bp2;
96 printf("%s.%s > %s.%s: %d",
97 ipaddr_string(&ip->ip_src), srcid,
98 ipaddr_string(&ip->ip_dst), dstid, length);
99 break;
100#ifdef INET6
101 case 6:
102 ip6 = (struct ip6_hdr *)bp2;
103 printf("%s.%s > %s.%s: %d",
104 ip6addr_string(&ip6->ip6_src), srcid,
105 ip6addr_string(&ip6->ip6_dst), dstid, length);
106 break;
107#endif
108 default:
109 printf("%s.%s > %s.%s: %d", "?", srcid, "?", dstid, length);
110 break;
111 }
112
113 printf(" %s", tok2str(proc2str, " proc #%u",
114 EXTRACT_32BITS(&rp->rm_call.cb_proc)));
115 x = EXTRACT_32BITS(&rp->rm_call.cb_rpcvers);
116 if (x != 2)
117 printf(" [rpcver %u]", x);
118
119 switch (EXTRACT_32BITS(&rp->rm_call.cb_proc)) {
120
121 case SUNRPC_PMAPPROC_SET:
122 case SUNRPC_PMAPPROC_UNSET:
123 case SUNRPC_PMAPPROC_GETPORT:
124 case SUNRPC_PMAPPROC_CALLIT:
125 x = EXTRACT_32BITS(&rp->rm_call.cb_prog);
126 if (!nflag)
127 printf(" %s", progstr(x));
128 else
129 printf(" %u", x);
130 printf(".%u", EXTRACT_32BITS(&rp->rm_call.cb_vers));
131 break;
132 }
133}
134
135static char *
136progstr(prog)
137 u_int32_t prog;
138{
139#ifdef HAVE_GETRPCBYNUMBER
140 register struct rpcent *rp;
141#endif
142 static char buf[32];
143 static u_int32_t lastprog = 0;
144
145 if (lastprog != 0 && prog == lastprog)
146 return (buf);
147#ifdef HAVE_GETRPCBYNUMBER
148 rp = getrpcbynumber(prog);
149 if (rp == NULL)
150#endif
151 (void) snprintf(buf, sizeof(buf), "#%u", prog);
152#ifdef HAVE_GETRPCBYNUMBER
153 else
154 strlcpy(buf, rp->r_name, sizeof(buf));
155#endif
156 return (buf);
157}