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 1.3 2001/05/17 18:33:23 fenner Exp $";
31 #include <sys/param.h>
33 #include <netinet/in.h>
38 #include "interface.h"
40 static char *tsptype[TSPTYPENUMBER] =
41 { "ANY", "ADJTIME", "ACK", "MASTERREQ", "MASTERACK", "SETTIME", "MASTERUP",
42 "SLAVEUP", "ELECTION", "ACCEPT", "REFUSE", "CONFLICT", "RESOLVE", "QUIT",
43 "DATE", "DATEREQ", "DATEACK", "TRACEON", "TRACEOFF", "MSITE", "MSITEREQ",
44 "TEST", "SETDATE", "SETDATEREQ", "LOOP" };
47 timed_print(register const u_char *bp, u_int length)
49 #define endof(x) ((u_char *)&(x) + sizeof (x))
50 struct tsp *tsp = (struct tsp *)bp;
54 if (endof(tsp->tsp_type) > snapend) {
55 fputs("[|timed]", stdout);
58 if (tsp->tsp_type < TSPTYPENUMBER)
59 printf("TSP_%s", tsptype[tsp->tsp_type]);
61 printf("(tsp_type %#x)", tsp->tsp_type);
63 if (endof(tsp->tsp_vers) > snapend) {
64 fputs(" [|timed]", stdout);
67 printf(" vers %d", tsp->tsp_vers);
69 if (endof(tsp->tsp_seq) > snapend) {
70 fputs(" [|timed]", stdout);
73 printf(" seq %d", tsp->tsp_seq);
75 if (tsp->tsp_type == TSP_LOOP) {
76 if (endof(tsp->tsp_hopcnt) > snapend) {
77 fputs(" [|timed]", stdout);
80 printf(" hopcnt %d", tsp->tsp_hopcnt);
81 } else if (tsp->tsp_type == TSP_SETTIME ||
82 tsp->tsp_type == TSP_ADJTIME ||
83 tsp->tsp_type == TSP_SETDATE ||
84 tsp->tsp_type == TSP_SETDATEREQ) {
85 if (endof(tsp->tsp_time) > snapend) {
86 fputs(" [|timed]", stdout);
89 sec = ntohl((long)tsp->tsp_time.tv_sec);
90 usec = ntohl((long)tsp->tsp_time.tv_usec);
92 /* corrupt, skip the rest of the packet */
94 fputs(" time ", stdout);
95 if (sec < 0 && usec != 0) {
99 usec = 1000000 - usec;
101 printf("%ld.%06ld", sec, usec);
104 end = memchr(tsp->tsp_name, '\0', snapend - (u_char *)tsp->tsp_name);
106 fputs(" [|timed]", stdout);
108 fputs(" name ", stdout);
109 fwrite(tsp->tsp_name, end - (u_char *)tsp->tsp_name, 1, stdout);