Virgin import of tcpdump.org tcpdump v3.6.2

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);
+	}
+}