spx_debug.c revision 11819 
1/*
2 * Copyright (c) 1995, Mike Mitchell
3 * Copyright (c) 1984, 1985, 1986, 1987, 1993
4 *	The Regents of the University of California.  All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 * 3. All advertising materials mentioning features or use of this software
15 *    must display the following acknowledgement:
16 *	This product includes software developed by the University of
17 *	California, Berkeley and its contributors.
18 * 4. Neither the name of the University nor the names of its contributors
19 *    may be used to endorse or promote products derived from this software
20 *    without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 *
34 *	@(#)spx_debug.c
35 */
36
37#include <sys/param.h>
38#include <sys/systm.h>
39#include <sys/mbuf.h>
40#include <sys/socket.h>
41#include <sys/socketvar.h>
42#include <sys/protosw.h>
43#include <sys/errno.h>
44
45#include <net/route.h>
46#include <net/if.h>
47#include <netinet/in_systm.h>
48#include <netinet/tcp_fsm.h>
49
50#include <netipx/ipx.h>
51#include <netipx/ipx_error.h>
52#include <netipx/ipx_pcb.h>
53#include <netipx/ipx.h>
54#include <netipx/ipx_var.h>
55#include <netipx/spx.h>
56#define SPXTIMERS
57#include <netipx/spx_timer.h>
58#include <netipx/spx_var.h>
59#define	SANAMES
60#include <netipx/spx_debug.h>
61
62int	spxconsdebug = 0;
63/*
64 * spx debug routines
65 */
66void
67spx_trace(act, ostate, sp, si, req)
68	short act;
69	u_char ostate;
70	struct spxpcb *sp;
71	struct spx *si;
72	int req;
73{
74#ifdef INET
75#ifdef TCPDEBUG
76	u_short seq, ack, len, alo;
77	int flags;
78	struct spx_debug *sd = &spx_debug[spx_debx++];
79
80	if (spx_debx == SPX_NDEBUG)
81		spx_debx = 0;
82	sd->sd_time = iptime();
83	sd->sd_act = act;
84	sd->sd_ostate = ostate;
85	sd->sd_cb = (caddr_t)sp;
86	if (sp)
87		sd->sd_sp = *sp;
88	else
89		bzero((caddr_t)&sd->sd_sp, sizeof (*sp));
90	if (si)
91		sd->sd_si = *si;
92	else
93		bzero((caddr_t)&sd->sd_si, sizeof (*si));
94	sd->sd_req = req;
95	if (spxconsdebug == 0)
96		return;
97	if (ostate >= TCP_NSTATES) ostate = 0;
98	if (act >= SA_DROP) act = SA_DROP;
99	if (sp)
100		printf("%x %s:", sp, tcpstates[ostate]);
101	else
102		printf("???????? ");
103	printf("%s ", sanames[act]);
104	switch (act) {
105
106	case SA_RESPOND:
107	case SA_INPUT:
108	case SA_OUTPUT:
109	case SA_DROP:
110		if (si == 0)
111			break;
112		seq = si->si_seq;
113		ack = si->si_ack;
114		alo = si->si_alo;
115		len = si->si_len;
116		if (act == SA_OUTPUT) {
117			seq = ntohs(seq);
118			ack = ntohs(ack);
119			alo = ntohs(alo);
120			len = ntohs(len);
121		}
122#ifndef lint
123#define p1(f)  { printf("%s = %x, ", "f", f); }
124		p1(seq); p1(ack); p1(alo); p1(len);
125#endif
126		flags = si->si_cc;
127		if (flags) {
128			char *cp = "<";
129#ifndef lint
130#define pf(f) { if (flags & SPX_ ## f) { printf("%s%s", cp, "f"); cp = ","; } }
131			pf(SP); pf(SA); pf(OB); pf(EM);
132#else
133			cp = cp;
134#endif
135			printf(">");
136		}
137#ifndef lint
138#define p2(f)  { printf("%s = %x, ", "f", si->si_ ## f); }
139		p2(sid);p2(did);p2(dt);p2(pt);
140#endif
141		ipx_printhost(&si->si_sna);
142		ipx_printhost(&si->si_dna);
143
144		if (act==SA_RESPOND) {
145			printf("ipx_len = %x, ",
146				((struct ipx *)si)->ipx_len);
147		}
148		break;
149
150	case SA_USER:
151		printf("%s", prurequests[req&0xff]);
152		if ((req & 0xff) == PRU_SLOWTIMO)
153			printf("<%s>", spxtimers[req>>8]);
154		break;
155	}
156	if (sp)
157		printf(" -> %s", tcpstates[sp->s_state]);
158	/* print out internal state of sp !?! */
159	printf("\n");
160	if (sp == 0)
161		return;
162#ifndef lint
163#define p3(f)  { printf("%s = %x, ", "f", sp->s_ ## f); }
164	printf("\t"); p3(rack);p3(ralo);p3(smax);p3(flags); printf("\n");
165#endif
166#endif
167#endif
168}
169