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/* $OpenBSD: tp_trace.c,v 1.5 2004/06/24 19:35:26 tholo Exp $ */
/* $NetBSD: tp_trace.c,v 1.6 1996/02/13 22:12:20 christos Exp $ */
/*-
* Copyright (c) 1991, 1993
* The Regents of the University of California. All rights reserved.
*
* 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. 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.
*
* @(#)tp_trace.c 8.1 (Berkeley) 6/10/93
*/
/***********************************************************
Copyright IBM Corporation 1987
All Rights Reserved
Permission to use, copy, modify, and distribute this software and its
documentation for any purpose and without fee is hereby granted,
provided that the above copyright notice appear in all copies and that
both that copyright notice and this permission notice appear in
supporting documentation, and that the name of IBM not be
used in advertising or publicity pertaining to distribution of the
software without specific, written prior permission.
IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
IBM BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
SOFTWARE.
******************************************************************/
/*
* ARGO Project, Computer Sciences Dept., University of Wisconsin - Madison
*/
/*
* The whole protocol trace module. We keep a circular buffer of trace
* structures, which are big unions of different structures we might want to
* see. Unfortunately this gets too big pretty easily. Pcbs were removed from
* the tracing when the kernel got too big to boot.
*/
#define TP_TRACEFILE
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/mbuf.h>
#include <sys/socket.h>
#include <sys/time.h>
#include <netiso/tp_param.h>
#include <netiso/tp_timer.h>
#include <netiso/tp_stat.h>
#include <netiso/tp_param.h>
#include <netiso/tp_ip.h>
#include <netiso/tp_pcb.h>
#include <netiso/tp_tpdu.h>
#include <netiso/argo_debug.h>
#include <netiso/tp_trace.h>
#ifdef TPPT
static tp_seq = 0;
u_char tp_traceflags[128];
/*
* The argument tpcb is the obvious.
* event here is just the type of trace event - TPPTmisc, etc.
* The rest of the arguments have different uses depending
* on the type of trace event.
*/
/* ARGSUSED */
/* VARARGS */
void
tpTrace(tpcb, event, arg, src, len, arg4, arg5)
struct tp_pcb *tpcb;
u_int event, arg;
u_int src;
u_int len;
u_int arg4;
u_int arg5;
{
struct tp_Trace *tp;
tp = &tp_Trace[tp_Tracen++];
tp_Tracen %= TPTRACEN;
tp->tpt_event = event;
tp->tpt_tseq = tp_seq++;
tp->tpt_arg = arg;
if (tpcb)
tp->tpt_arg2 = tpcb->tp_lref;
getmicrotime(&tp->tpt_time);
switch (event) {
case TPPTertpdu:
bcopy((caddr_t) src, (caddr_t) & tp->tpt_ertpdu,
(unsigned) MIN((int) len, sizeof(struct tp_Trace)));
break;
case TPPTusrreq:
case TPPTmisc:
/* arg is a string */
bcopy((caddr_t) arg, (caddr_t) tp->tpt_str,
(unsigned) MIN(1 + strlen((caddr_t) arg), TPTRACE_STRLEN));
tp->tpt_m2 = src;
tp->tpt_m3 = len;
tp->tpt_m4 = arg4;
tp->tpt_m1 = arg5;
break;
case TPPTgotXack:
case TPPTXack:
case TPPTsendack:
case TPPTgotack:
case TPPTack:
case TPPTindicate:
default:
case TPPTdriver:
tp->tpt_m2 = arg;
tp->tpt_m3 = src;
tp->tpt_m4 = len;
tp->tpt_m5 = arg4;
tp->tpt_m1 = arg5;
break;
case TPPTparam:
bcopy((caddr_t) src, (caddr_t) & tp->tpt_param, sizeof(struct tp_param));
break;
case TPPTref:
bcopy((caddr_t) src, (caddr_t) & tp->tpt_ref, sizeof(struct tp_ref));
break;
case TPPTtpduin:
case TPPTtpduout:
tp->tpt_arg2 = arg4;
bcopy((caddr_t) src, (caddr_t) & tp->tpt_tpdu,
(unsigned) MIN((int) len, sizeof(struct tp_Trace)));
break;
}
}
#endif /* TPPT */
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