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- /*
- * Copyright (c) 1983 The Regents of the University of California.
- * All rights reserved.
- *
- * This file includes significant work done at Cornell University by
- * Bill Nesheim. That work included by permission.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. 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 BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * @(#)trace.h 5.6 (Berkeley) 6/1/90
- */
-
- /*
- * Xerox Routing Information Protocol.
- */
-
- /*
- * Trace record format.
- */
- struct iftrace {
- time_t ift_stamp; /* time stamp */
- struct sockaddr ift_who; /* from/to */
- char *ift_packet; /* pointer to packet */
- short ift_size; /* size of packet */
- short ift_metric; /* metric */
- };
-
- /*
- * Per interface packet tracing buffers. An incoming and
- * outgoing circular buffer of packets is maintained, per
- * interface, for debugging. Buffers are dumped whenever
- * an interface is marked down.
- */
- struct ifdebug {
- struct iftrace *ifd_records; /* array of trace records */
- struct iftrace *ifd_front; /* next empty trace record */
- int ifd_count; /* number of unprinted records */
- struct interface *ifd_if; /* for locating stuff */
- };
-
- /*
- * Packet tracing stuff.
- */
- int tracepackets; /* watch packets as they go by */
- int tracing; /* on/off */
- FILE *ftrace; /* output trace file */
-
- #define TRACE_ACTION(action, route) { \
- if (tracing) \
- traceaction(ftrace, "action", route); \
- }
- #define TRACE_INPUT(ifp, src, size) { \
- if (tracing) { \
- ifp = if_iflookup(src); \
- if (ifp) \
- trace(&ifp->int_input, src, &packet[sizeof(struct idp)], size, \
- ntohl(ifp->int_metric)); \
- } \
- if (tracepackets && ftrace) \
- dumppacket(ftrace, "from", src, &packet[sizeof(struct idp)], size); \
- }
- #define TRACE_OUTPUT(ifp, dst, size) { \
- if (tracing) { \
- ifp = if_iflookup(dst); \
- if (ifp) \
- trace(&ifp->int_output, dst, &packet[sizeof(struct idp)], size, ifp->int_metric); \
- } \
- if (tracepackets && ftrace) \
- dumppacket(ftrace, "to", dst, &packet[sizeof(struct idp)], size); \
- }
-