2 * Copyright (c) 2000 Ben Smithurst <ben@scientia.demon.co.uk>
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
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.
23 static const char rcsid[] =
24 "@(#) $Header: /tcpdump/master/tcpdump/print-timed.c,v 1.1 2000/10/06 05:35:37 guy Exp $";
31 #include <sys/param.h>
34 #include <netinet/in.h>
44 #include "interface.h"
45 #include "addrtoname.h"
46 #include "extract.h" /* must come after interface.h */
48 static char *tsptype[TSPTYPENUMBER] =
49 { "ANY", "ADJTIME", "ACK", "MASTERREQ", "MASTERACK", "SETTIME", "MASTERUP",
50 "SLAVEUP", "ELECTION", "ACCEPT", "REFUSE", "CONFLICT", "RESOLVE", "QUIT",
51 "DATE", "DATEREQ", "DATEACK", "TRACEON", "TRACEOFF", "MSITE", "MSITEREQ",
52 "TEST", "SETDATE", "SETDATEREQ", "LOOP" };
55 timed_print(register const u_char *bp, u_int length)
57 #define endof(x) ((u_char *)&(x) + sizeof (x))
58 struct tsp *tsp = (struct tsp *)bp;
62 if (endof(tsp->tsp_type) > snapend) {
63 fputs("[|timed]", stdout);
66 if (tsp->tsp_type < TSPTYPENUMBER)
67 printf("TSP_%s", tsptype[tsp->tsp_type]);
69 printf("(tsp_type %#x)", tsp->tsp_type);
71 if (endof(tsp->tsp_vers) > snapend) {
72 fputs(" [|timed]", stdout);
75 printf(" vers %d", tsp->tsp_vers);
77 if (endof(tsp->tsp_seq) > snapend) {
78 fputs(" [|timed]", stdout);
81 printf(" seq %d", tsp->tsp_seq);
83 if (tsp->tsp_type == TSP_LOOP) {
84 if (endof(tsp->tsp_hopcnt) > snapend) {
85 fputs(" [|timed]", stdout);
88 printf(" hopcnt %d", tsp->tsp_hopcnt);
89 } else if (tsp->tsp_type == TSP_SETTIME ||
90 tsp->tsp_type == TSP_ADJTIME ||
91 tsp->tsp_type == TSP_SETDATE ||
92 tsp->tsp_type == TSP_SETDATEREQ) {
93 if (endof(tsp->tsp_time) > snapend) {
94 fputs(" [|timed]", stdout);
97 sec = ntohl((long)tsp->tsp_time.tv_sec);
98 usec = ntohl((long)tsp->tsp_time.tv_usec);
100 /* corrupt, skip the rest of the packet */
102 fputs(" time ", stdout);
103 if (sec < 0 && usec != 0) {
107 usec = 1000000 - usec;
109 printf("%ld.%06ld", sec, usec);
112 end = memchr(tsp->tsp_name, '\0', snapend - (u_char *)tsp->tsp_name);
114 fputs(" [|timed]", stdout);
116 fputs(" name ", stdout);
117 fwrite(tsp->tsp_name, end - (u_char *)tsp->tsp_name, 1, stdout);