spx_debug.c revision 12057 
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 * $Id: spx_debug.c,v 1.2 1995/10/31 23:36:43 julian Exp $
37 */
38
39#include <sys/param.h>
40#include <sys/systm.h>
41#include <sys/mbuf.h>
42#include <sys/socket.h>
43#include <sys/socketvar.h>
44#include <sys/protosw.h>
45#include <sys/errno.h>
46
47#include <net/route.h>
48#include <net/if.h>
49#include <netinet/in_systm.h>
50#include <netinet/tcp_fsm.h>
51
52#include <netipx/ipx.h>
53#include <netipx/ipx_error.h>
54#include <netipx/ipx_pcb.h>
55#include <netipx/ipx.h>
56#include <netipx/ipx_var.h>
57#include <netipx/spx.h>
58#define SPXTIMERS
59#include <netipx/spx_timer.h>
60#include <netipx/spx_var.h>
61#define	SANAMES
62#include <netipx/spx_debug.h>
63
64int	spxconsdebug = 0;
65/*
66 * spx debug routines
67 */
68void
69spx_trace(act, ostate, sp, si, req)
70	short act;
71	u_char ostate;
72	struct spxpcb *sp;
73	struct spx *si;
74	int req;
75{
76#ifdef INET
77#ifdef TCPDEBUG
78	u_short seq, ack, len, alo;
79	int flags;
80	struct spx_debug *sd = &spx_debug[spx_debx++];
81
82	if (spx_debx == SPX_NDEBUG)
83		spx_debx = 0;
84	sd->sd_time = iptime();
85	sd->sd_act = act;
86	sd->sd_ostate = ostate;
87	sd->sd_cb = (caddr_t)sp;
88	if (sp)
89		sd->sd_sp = *sp;
90	else
91		bzero((caddr_t)&sd->sd_sp, sizeof (*sp));
92	if (si)
93		sd->sd_si = *si;
94	else
95		bzero((caddr_t)&sd->sd_si, sizeof (*si));
96	sd->sd_req = req;
97	if (spxconsdebug == 0)
98		return;
99	if (ostate >= TCP_NSTATES) ostate = 0;
100	if (act >= SA_DROP) act = SA_DROP;
101	if (sp)
102		printf("%x %s:", sp, tcpstates[ostate]);
103	else
104		printf("???????? ");
105	printf("%s ", sanames[act]);
106	switch (act) {
107
108	case SA_RESPOND:
109	case SA_INPUT:
110	case SA_OUTPUT:
111	case SA_DROP:
112		if (si == 0)
113			break;
114		seq = si->si_seq;
115		ack = si->si_ack;
116		alo = si->si_alo;
117		len = si->si_len;
118		if (act == SA_OUTPUT) {
119			seq = ntohs(seq);
120			ack = ntohs(ack);
121			alo = ntohs(alo);
122			len = ntohs(len);
123		}
124#ifndef lint
125#define p1(f)  { printf("%s = %x, ", "f", f); }
126		p1(seq); p1(ack); p1(alo); p1(len);
127#endif
128		flags = si->si_cc;
129		if (flags) {
130			char *cp = "<";
131#ifndef lint
132#define pf(f) { if (flags & SPX_ ## f) { printf("%s%s", cp, "f"); cp = ","; } }
133			pf(SP); pf(SA); pf(OB); pf(EM);
134#else
135			cp = cp;
136#endif
137			printf(">");
138		}
139#ifndef lint
140#define p2(f)  { printf("%s = %x, ", "f", si->si_ ## f); }
141		p2(sid);p2(did);p2(dt);p2(pt);
142#endif
143		ipx_printhost(&si->si_sna);
144		ipx_printhost(&si->si_dna);
145
146		if (act==SA_RESPOND) {
147			printf("ipx_len = %x, ",
148				((struct ipx *)si)->ipx_len);
149		}
150		break;
151
152	case SA_USER:
153		printf("%s", prurequests[req&0xff]);
154		if ((req & 0xff) == PRU_SLOWTIMO)
155			printf("<%s>", spxtimers[req>>8]);
156		break;
157	}
158	if (sp)
159		printf(" -> %s", tcpstates[sp->s_state]);
160	/* print out internal state of sp !?! */
161	printf("\n");
162	if (sp == 0)
163		return;
164#ifndef lint
165#define p3(f)  { printf("%s = %x, ", "f", sp->s_ ## f); }
166	printf("\t"); p3(rack);p3(ralo);p3(smax);p3(flags); printf("\n");
167#endif
168#endif
169#endif
170}
171