[unix-history] / usr / src / sys / netiso / tp_trace.c

/*-
 * Copyright (c) 1991 The Regents of the University of California.
 * All rights reserved.
 *
 * %sccs.include.redist.c%
 *
 *	@(#)tp_trace.c	7.4 (Berkeley) %G%
 */

/***********************************************************
		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
 */
/* 
 * ARGO TP
 *
 * $Header: tp_trace.c,v 5.3 88/11/18 17:29:14 nhall Exp $
 * $Source: /usr/argo/sys/netiso/RCS/tp_trace.c,v $
 *
 * 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 "param.h"
#include "systm.h"
#include "mbuf.h"
#include "socket.h"
#include "types.h"
#include "time.h"

#include "tp_param.h"
#include "tp_timer.h"
#include "tp_stat.h"
#include "tp_param.h"
#include "tp_ip.h"
#include "tp_pcb.h"
#include "tp_tpdu.h"
#include "argo_debug.h"
#include "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;
{
	register 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;
	bcopy( (caddr_t)&time, (caddr_t)&tp->tpt_time, sizeof(struct timeval) );

	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
Commit	Line	Data
7bcd1bb8 KB	1	/*-
	2	* Copyright (c) 1991 The Regents of the University of California.
	3	* All rights reserved.
	4	*
	5	* %sccs.include.redist.c%
	6	*
	7	* @(#)tp_trace.c 7.4 (Berkeley) %G%
	8	*/
	9
1c490f1b KS	10	/***********************************************************
	11	Copyright IBM Corporation 1987
	12
	13	All Rights Reserved
	14
	15	Permission to use, copy, modify, and distribute this software and its
	16	documentation for any purpose and without fee is hereby granted,
	17	provided that the above copyright notice appear in all copies and that
	18	both that copyright notice and this permission notice appear in
	19	supporting documentation, and that the name of IBM not be
	20	used in advertising or publicity pertaining to distribution of the
	21	software without specific, written prior permission.
	22
	23	IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
	24	ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
	25	IBM BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
	26	ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
	27	WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
	28	ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
	29	SOFTWARE.
	30
	31	******************************************************************/
	32
	33	/*
	34	* ARGO Project, Computer Sciences Dept., University of Wisconsin - Madison
	35	*/
	36	/*
	37	* ARGO TP
	38	*
	39	* $Header: tp_trace.c,v 5.3 88/11/18 17:29:14 nhall Exp $
	40	* $Source: /usr/argo/sys/netiso/RCS/tp_trace.c,v $
	41	*
	42	* The whole protocol trace module.
	43	* We keep a circular buffer of trace structures, which are big
	44	* unions of different structures we might want to see.
	45	* Unfortunately this gets too big pretty easily. Pcbs were removed
	46	* from the tracing when the kernel got too big to boot.
	47	*/
	48
1c490f1b KS	49	#define TP_TRACEFILE
	50
	51	#include "param.h"
	52	#include "systm.h"
	53	#include "mbuf.h"
	54	#include "socket.h"
	55	#include "types.h"
	56	#include "time.h"
	57
a50e2bc0 KS	58	#include "tp_param.h"
	59	#include "tp_timer.h"
	60	#include "tp_stat.h"
	61	#include "tp_param.h"
	62	#include "tp_ip.h"
	63	#include "tp_pcb.h"
	64	#include "tp_tpdu.h"
	65	#include "argo_debug.h"
	66	#include "tp_trace.h"
1c490f1b KS	67
	68	#ifdef TPPT
	69	static tp_seq = 0;
	70	u_char tp_traceflags[128];
	71
	72	/*
	73	* The argument tpcb is the obvious.
	74	* event here is just the type of trace event - TPPTmisc, etc.
	75	* The rest of the arguments have different uses depending
	76	* on the type of trace event.
	77	*/
	78	/ARGSUSED/
	79	/VARARGS/
	80
	81	void
	82	tpTrace(tpcb, event, arg, src, len, arg4, arg5)
	83	struct tp_pcb *tpcb;
	84	u_int event, arg;
	85	u_int src;
	86	u_int len;
	87	u_int arg4;
	88	u_int arg5;
	89	{
	90	register struct tp_Trace *tp;
	91
	92	tp = &tp_Trace[tp_Tracen++];
	93	tp_Tracen %= TPTRACEN;
	94
	95	tp->tpt_event = event;
	96	tp->tpt_tseq = tp_seq++;
	97	tp->tpt_arg = arg;
	98	if(tpcb)
	99	tp->tpt_arg2 = tpcb->tp_lref;
	100	bcopy( (caddr_t)&time, (caddr_t)&tp->tpt_time, sizeof(struct timeval) );
	101
	102	switch(event) {
	103
	104	case TPPTertpdu:
	105	bcopy((caddr_t)src, (caddr_t)&tp->tpt_ertpdu,
a50e2bc0	106	(unsigned)MIN((int)len, sizeof(struct tp_Trace)));
1c490f1b KS	107	break;
	108
	109	case TPPTusrreq:
	110	case TPPTmisc:
	111
	112	/* arg is a string */
	113	bcopy((caddr_t)arg, (caddr_t)tp->tpt_str,
a50e2bc0	114	(unsigned)MIN(1+strlen((caddr_t) arg), TPTRACE_STRLEN));
1c490f1b KS	115	tp->tpt_m2 = src;
	116	tp->tpt_m3 = len;
	117	tp->tpt_m4 = arg4;
	118	tp->tpt_m1 = arg5;
	119	break;
	120
	121	case TPPTgotXack:
	122	case TPPTXack:
	123	case TPPTsendack:
	124	case TPPTgotack:
	125	case TPPTack:
	126	case TPPTindicate:
	127	default:
	128	case TPPTdriver:
	129	tp->tpt_m2 = arg;
	130	tp->tpt_m3 = src;
	131	tp->tpt_m4 = len;
	132	tp->tpt_m5 = arg4;
	133	tp->tpt_m1 = arg5;
	134	break;
	135	case TPPTparam:
	136	bcopy((caddr_t)src, (caddr_t)&tp->tpt_param, sizeof(struct tp_param));
	137	break;
	138	case TPPTref:
	139	bcopy((caddr_t)src, (caddr_t)&tp->tpt_ref, sizeof(struct tp_ref));
	140	break;
	141
	142	case TPPTtpduin:
	143	case TPPTtpduout:
	144	tp->tpt_arg2 = arg4;
a50e2bc0 KS	145	bcopy((caddr_t)src, (caddr_t)&tp->tpt_tpdu,
a50e2bc0 KS	146	(unsigned)MIN((int)len, sizeof(struct tp_Trace)));
1c490f1b KS	147	break;
	148	}
	149	}
	150	#endif TPPT