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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 | * | |
43371f85 RG |
33 | * from: @(#)tp_trace.c 7.4 (Berkeley) 5/6/91 |
34 | * $Id$ | |
15637ed4 RG |
35 | */ |
36 | ||
37 | /*********************************************************** | |
38 | Copyright IBM Corporation 1987 | |
39 | ||
40 | All Rights Reserved | |
41 | ||
42 | Permission to use, copy, modify, and distribute this software and its | |
43 | documentation for any purpose and without fee is hereby granted, | |
44 | provided that the above copyright notice appear in all copies and that | |
45 | both that copyright notice and this permission notice appear in | |
46 | supporting documentation, and that the name of IBM not be | |
47 | used in advertising or publicity pertaining to distribution of the | |
48 | software without specific, written prior permission. | |
49 | ||
50 | IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING | |
51 | ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL | |
52 | IBM BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR | |
53 | ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, | |
54 | WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, | |
55 | ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS | |
56 | SOFTWARE. | |
57 | ||
58 | ******************************************************************/ | |
59 | ||
60 | /* | |
61 | * ARGO Project, Computer Sciences Dept., University of Wisconsin - Madison | |
62 | */ | |
43371f85 | 63 | |
15637ed4 RG |
64 | /* |
65 | * ARGO TP | |
66 | * | |
15637ed4 RG |
67 | * The whole protocol trace module. |
68 | * We keep a circular buffer of trace structures, which are big | |
69 | * unions of different structures we might want to see. | |
70 | * Unfortunately this gets too big pretty easily. Pcbs were removed | |
71 | * from the tracing when the kernel got too big to boot. | |
72 | */ | |
73 | ||
74 | #define TP_TRACEFILE | |
75 | ||
76 | #include "param.h" | |
77 | #include "systm.h" | |
78 | #include "mbuf.h" | |
79 | #include "socket.h" | |
80 | #include "types.h" | |
81 | #include "time.h" | |
82 | ||
83 | #include "tp_param.h" | |
84 | #include "tp_timer.h" | |
85 | #include "tp_stat.h" | |
86 | #include "tp_param.h" | |
87 | #include "tp_ip.h" | |
88 | #include "tp_pcb.h" | |
89 | #include "tp_tpdu.h" | |
90 | #include "argo_debug.h" | |
91 | #include "tp_trace.h" | |
92 | ||
93 | #ifdef TPPT | |
94 | static tp_seq = 0; | |
95 | u_char tp_traceflags[128]; | |
96 | ||
97 | /* | |
98 | * The argument tpcb is the obvious. | |
99 | * event here is just the type of trace event - TPPTmisc, etc. | |
100 | * The rest of the arguments have different uses depending | |
101 | * on the type of trace event. | |
102 | */ | |
103 | /*ARGSUSED*/ | |
104 | /*VARARGS*/ | |
105 | ||
106 | void | |
107 | tpTrace(tpcb, event, arg, src, len, arg4, arg5) | |
108 | struct tp_pcb *tpcb; | |
109 | u_int event, arg; | |
110 | u_int src; | |
111 | u_int len; | |
112 | u_int arg4; | |
113 | u_int arg5; | |
114 | { | |
115 | register struct tp_Trace *tp; | |
116 | ||
117 | tp = &tp_Trace[tp_Tracen++]; | |
118 | tp_Tracen %= TPTRACEN; | |
119 | ||
120 | tp->tpt_event = event; | |
121 | tp->tpt_tseq = tp_seq++; | |
122 | tp->tpt_arg = arg; | |
123 | if(tpcb) | |
124 | tp->tpt_arg2 = tpcb->tp_lref; | |
125 | bcopy( (caddr_t)&time, (caddr_t)&tp->tpt_time, sizeof(struct timeval) ); | |
126 | ||
127 | switch(event) { | |
128 | ||
129 | case TPPTertpdu: | |
130 | bcopy((caddr_t)src, (caddr_t)&tp->tpt_ertpdu, | |
131 | (unsigned)MIN((int)len, sizeof(struct tp_Trace))); | |
132 | break; | |
133 | ||
134 | case TPPTusrreq: | |
135 | case TPPTmisc: | |
136 | ||
137 | /* arg is a string */ | |
138 | bcopy((caddr_t)arg, (caddr_t)tp->tpt_str, | |
139 | (unsigned)MIN(1+strlen((caddr_t) arg), TPTRACE_STRLEN)); | |
140 | tp->tpt_m2 = src; | |
141 | tp->tpt_m3 = len; | |
142 | tp->tpt_m4 = arg4; | |
143 | tp->tpt_m1 = arg5; | |
144 | break; | |
145 | ||
146 | case TPPTgotXack: | |
147 | case TPPTXack: | |
148 | case TPPTsendack: | |
149 | case TPPTgotack: | |
150 | case TPPTack: | |
151 | case TPPTindicate: | |
152 | default: | |
153 | case TPPTdriver: | |
154 | tp->tpt_m2 = arg; | |
155 | tp->tpt_m3 = src; | |
156 | tp->tpt_m4 = len; | |
157 | tp->tpt_m5 = arg4; | |
158 | tp->tpt_m1 = arg5; | |
159 | break; | |
160 | case TPPTparam: | |
161 | bcopy((caddr_t)src, (caddr_t)&tp->tpt_param, sizeof(struct tp_param)); | |
162 | break; | |
163 | case TPPTref: | |
164 | bcopy((caddr_t)src, (caddr_t)&tp->tpt_ref, sizeof(struct tp_ref)); | |
165 | break; | |
166 | ||
167 | case TPPTtpduin: | |
168 | case TPPTtpduout: | |
169 | tp->tpt_arg2 = arg4; | |
170 | bcopy((caddr_t)src, (caddr_t)&tp->tpt_tpdu, | |
171 | (unsigned)MIN((int)len, sizeof(struct tp_Trace))); | |
172 | break; | |
173 | } | |
174 | } | |
175 | #endif TPPT |