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1.1 root 1: /*-
2: * Copyright (c) 1991 The Regents of the University of California.
3: * All rights reserved.
4: *
5: * Redistribution and use in source and binary forms, with or without
6: * modification, are permitted provided that the following conditions
7: * are met:
8: * 1. Redistributions of source code must retain the above copyright
9: * notice, this list of conditions and the following disclaimer.
10: * 2. Redistributions in binary form must reproduce the above copyright
11: * notice, this list of conditions and the following disclaimer in the
12: * documentation and/or other materials provided with the distribution.
13: * 3. All advertising materials mentioning features or use of this software
14: * must display the following acknowledgement:
15: * This product includes software developed by the University of
16: * California, Berkeley and its contributors.
17: * 4. Neither the name of the University nor the names of its contributors
18: * may be used to endorse or promote products derived from this software
19: * without specific prior written permission.
20: *
21: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31: * SUCH DAMAGE.
32: *
33: * @(#)tp_trace.c 7.4 (Berkeley) 5/6/91
34: */
35:
36: /***********************************************************
37: Copyright IBM Corporation 1987
38:
39: All Rights Reserved
40:
41: Permission to use, copy, modify, and distribute this software and its
42: documentation for any purpose and without fee is hereby granted,
43: provided that the above copyright notice appear in all copies and that
44: both that copyright notice and this permission notice appear in
45: supporting documentation, and that the name of IBM not be
46: used in advertising or publicity pertaining to distribution of the
47: software without specific, written prior permission.
48:
49: IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
50: ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
51: IBM BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
52: ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
53: WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
54: ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
55: SOFTWARE.
56:
57: ******************************************************************/
58:
59: /*
60: * ARGO Project, Computer Sciences Dept., University of Wisconsin - Madison
61: */
62: /*
63: * ARGO TP
64: *
1.1.1.2 ! root 65: * $Header: /cvsroot/src/sys/netiso/tp_trace.c,v 1.1 1993/04/09 12:01:57 cgd Exp $
! 66: * $Source: /cvsroot/src/sys/netiso/tp_trace.c,v $
1.1 root 67: *
68: * The whole protocol trace module.
69: * We keep a circular buffer of trace structures, which are big
70: * unions of different structures we might want to see.
71: * Unfortunately this gets too big pretty easily. Pcbs were removed
72: * from the tracing when the kernel got too big to boot.
73: */
74:
75: #define TP_TRACEFILE
76:
77: #include "param.h"
78: #include "systm.h"
79: #include "mbuf.h"
80: #include "socket.h"
81: #include "types.h"
82: #include "time.h"
83:
84: #include "tp_param.h"
85: #include "tp_timer.h"
86: #include "tp_stat.h"
87: #include "tp_param.h"
88: #include "tp_ip.h"
89: #include "tp_pcb.h"
90: #include "tp_tpdu.h"
91: #include "argo_debug.h"
92: #include "tp_trace.h"
93:
94: #ifdef TPPT
95: static tp_seq = 0;
96: u_char tp_traceflags[128];
97:
98: /*
99: * The argument tpcb is the obvious.
100: * event here is just the type of trace event - TPPTmisc, etc.
101: * The rest of the arguments have different uses depending
102: * on the type of trace event.
103: */
104: /*ARGSUSED*/
105: /*VARARGS*/
106:
107: void
108: tpTrace(tpcb, event, arg, src, len, arg4, arg5)
109: struct tp_pcb *tpcb;
110: u_int event, arg;
111: u_int src;
112: u_int len;
113: u_int arg4;
114: u_int arg5;
115: {
116: register struct tp_Trace *tp;
117:
118: tp = &tp_Trace[tp_Tracen++];
119: tp_Tracen %= TPTRACEN;
120:
121: tp->tpt_event = event;
122: tp->tpt_tseq = tp_seq++;
123: tp->tpt_arg = arg;
124: if(tpcb)
125: tp->tpt_arg2 = tpcb->tp_lref;
126: bcopy( (caddr_t)&time, (caddr_t)&tp->tpt_time, sizeof(struct timeval) );
127:
128: switch(event) {
129:
130: case TPPTertpdu:
131: bcopy((caddr_t)src, (caddr_t)&tp->tpt_ertpdu,
132: (unsigned)MIN((int)len, sizeof(struct tp_Trace)));
133: break;
134:
135: case TPPTusrreq:
136: case TPPTmisc:
137:
138: /* arg is a string */
139: bcopy((caddr_t)arg, (caddr_t)tp->tpt_str,
140: (unsigned)MIN(1+strlen((caddr_t) arg), TPTRACE_STRLEN));
141: tp->tpt_m2 = src;
142: tp->tpt_m3 = len;
143: tp->tpt_m4 = arg4;
144: tp->tpt_m1 = arg5;
145: break;
146:
147: case TPPTgotXack:
148: case TPPTXack:
149: case TPPTsendack:
150: case TPPTgotack:
151: case TPPTack:
152: case TPPTindicate:
153: default:
154: case TPPTdriver:
155: tp->tpt_m2 = arg;
156: tp->tpt_m3 = src;
157: tp->tpt_m4 = len;
158: tp->tpt_m5 = arg4;
159: tp->tpt_m1 = arg5;
160: break;
161: case TPPTparam:
162: bcopy((caddr_t)src, (caddr_t)&tp->tpt_param, sizeof(struct tp_param));
163: break;
164: case TPPTref:
165: bcopy((caddr_t)src, (caddr_t)&tp->tpt_ref, sizeof(struct tp_ref));
166: break;
167:
168: case TPPTtpduin:
169: case TPPTtpduout:
170: tp->tpt_arg2 = arg4;
171: bcopy((caddr_t)src, (caddr_t)&tp->tpt_tpdu,
172: (unsigned)MIN((int)len, sizeof(struct tp_Trace)));
173: break;
174: }
175: }
176: #endif TPPT
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