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author | fenner <fenner@FreeBSD.org> | 2001-04-03 07:45:48 +0000 |
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committer | fenner <fenner@FreeBSD.org> | 2001-04-03 07:45:48 +0000 |
commit | f7d9a5e270bfcbb075a637a52416185441d33d8d (patch) | |
tree | e79d9e6f58638911260708c956a0d44069782cda /contrib/tcpdump/print-timed.c | |
parent | 04f715925eb0f85e1b7d21424cdbb3f6f1fa0b41 (diff) | |
parent | ace14a2b50f2cc05c079d0b9137b49066dbb1206 (diff) | |
download | FreeBSD-src-f7d9a5e270bfcbb075a637a52416185441d33d8d.zip FreeBSD-src-f7d9a5e270bfcbb075a637a52416185441d33d8d.tar.gz |
This commit was generated by cvs2svn to compensate for changes in r75115,
which included commits to RCS files with non-trunk default branches.
Diffstat (limited to 'contrib/tcpdump/print-timed.c')
-rw-r--r-- | contrib/tcpdump/print-timed.c | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/contrib/tcpdump/print-timed.c b/contrib/tcpdump/print-timed.c new file mode 100644 index 0000000..d683c40 --- /dev/null +++ b/contrib/tcpdump/print-timed.c @@ -0,0 +1,119 @@ +/* + * Copyright (c) 2000 Ben Smithurst <ben@scientia.demon.co.uk> + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that: (1) source code distributions + * retain the above copyright notice and this paragraph in its entirety, (2) + * distributions including binary code include the above copyright notice and + * this paragraph in its entirety in the documentation or other materials + * provided with the distribution, and (3) all advertising materials mentioning + * features or use of this software display the following acknowledgement: + * ``This product includes software developed by the University of California, + * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of + * the University nor the names of its contributors may be used to endorse + * or promote products derived from this software without specific prior + * written permission. + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. + */ + +#ifndef lint +static const char rcsid[] = + "@(#) $Header: /tcpdump/master/tcpdump/print-timed.c,v 1.1 2000/10/06 05:35:37 guy Exp $"; +#endif + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <sys/param.h> +#include <sys/time.h> + +#include <netinet/in.h> +#include "ip.h" +#include "udp.h" +#include "tcp.h" + +#include "timed.h" + +#include <stdio.h> +#include <string.h> + +#include "interface.h" +#include "addrtoname.h" +#include "extract.h" /* must come after interface.h */ + +static char *tsptype[TSPTYPENUMBER] = + { "ANY", "ADJTIME", "ACK", "MASTERREQ", "MASTERACK", "SETTIME", "MASTERUP", + "SLAVEUP", "ELECTION", "ACCEPT", "REFUSE", "CONFLICT", "RESOLVE", "QUIT", + "DATE", "DATEREQ", "DATEACK", "TRACEON", "TRACEOFF", "MSITE", "MSITEREQ", + "TEST", "SETDATE", "SETDATEREQ", "LOOP" }; + +void +timed_print(register const u_char *bp, u_int length) +{ +#define endof(x) ((u_char *)&(x) + sizeof (x)) + struct tsp *tsp = (struct tsp *)bp; + long sec, usec; + const u_char *end; + + if (endof(tsp->tsp_type) > snapend) { + fputs("[|timed]", stdout); + return; + } + if (tsp->tsp_type < TSPTYPENUMBER) + printf("TSP_%s", tsptype[tsp->tsp_type]); + else + printf("(tsp_type %#x)", tsp->tsp_type); + + if (endof(tsp->tsp_vers) > snapend) { + fputs(" [|timed]", stdout); + return; + } + printf(" vers %d", tsp->tsp_vers); + + if (endof(tsp->tsp_seq) > snapend) { + fputs(" [|timed]", stdout); + return; + } + printf(" seq %d", tsp->tsp_seq); + + if (tsp->tsp_type == TSP_LOOP) { + if (endof(tsp->tsp_hopcnt) > snapend) { + fputs(" [|timed]", stdout); + return; + } + printf(" hopcnt %d", tsp->tsp_hopcnt); + } else if (tsp->tsp_type == TSP_SETTIME || + tsp->tsp_type == TSP_ADJTIME || + tsp->tsp_type == TSP_SETDATE || + tsp->tsp_type == TSP_SETDATEREQ) { + if (endof(tsp->tsp_time) > snapend) { + fputs(" [|timed]", stdout); + return; + } + sec = ntohl((long)tsp->tsp_time.tv_sec); + usec = ntohl((long)tsp->tsp_time.tv_usec); + if (usec < 0) + /* corrupt, skip the rest of the packet */ + return; + fputs(" time ", stdout); + if (sec < 0 && usec != 0) { + sec++; + if (sec == 0) + fputc('-', stdout); + usec = 1000000 - usec; + } + printf("%ld.%06ld", sec, usec); + } + + end = memchr(tsp->tsp_name, '\0', snapend - (u_char *)tsp->tsp_name); + if (end == NULL) + fputs(" [|timed]", stdout); + else { + fputs(" name ", stdout); + fwrite(tsp->tsp_name, end - (u_char *)tsp->tsp_name, 1, stdout); + } +} |