1/*- 2 * Copyright (c) 1984, 1985, 1986, 1987, 1993 3 * The Regents of the University of California. 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 * 4. Neither the name of the University nor the names of its contributors 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * Copyright (c) 1995, Mike Mitchell 30 * 31 * Redistribution and use in source and binary forms, with or without 32 * modification, are permitted provided that the following conditions 33 * are met: 34 * 1. Redistributions of source code must retain the above copyright 35 * notice, this list of conditions and the following disclaimer. 36 * 2. Redistributions in binary form must reproduce the above copyright 37 * notice, this list of conditions and the following disclaimer in the 38 * documentation and/or other materials provided with the distribution. 39 * 3. All advertising materials mentioning features or use of this software 40 * must display the following acknowledgement: 41 * This product includes software developed by the University of 42 * California, Berkeley and its contributors. 43 * 4. Neither the name of the University nor the names of its contributors 44 * may be used to endorse or promote products derived from this software 45 * without specific prior written permission. 46 * 47 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 48 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 49 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 50 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 51 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 52 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 53 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 54 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 55 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 56 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 57 * SUCH DAMAGE. 58 * 59 * @(#)spx_debug.c 60 */ 61 62#include <sys/cdefs.h> 63__FBSDID("$FreeBSD$"); 64 65#include "opt_inet.h" 66#include "opt_tcpdebug.h" 67 68#include <sys/param.h> 69#include <sys/systm.h> 70#include <sys/protosw.h> 71 72#define TCPSTATES /* for logging */ 73 74#include <netinet/in_systm.h> 75#include <netinet/tcp_fsm.h> 76 77#include <netipx/ipx.h> 78#include <netipx/ipx_var.h> 79#include <netipx/spx.h> 80#define SPXTIMERS 81#include <netipx/spx_timer.h> 82#define SANAMES 83#include <netipx/spx_debug.h> 84 85#ifdef INET 86#ifdef TCPDEBUG 87static int spxconsdebug = 0; 88static struct spx_debug spx_debug[SPX_NDEBUG]; 89static int spx_debx; 90#endif 91#endif 92 93/* 94 * spx debug routines 95 */ 96void 97spx_trace(short act, u_char ostate, struct spxpcb *sp, struct spx *si, 98 int req) 99{ 100#ifdef INET 101#ifdef TCPDEBUG 102 u_short seq, ack, len, alo; 103 int flags; 104 struct spx_debug *sd = &spx_debug[spx_debx++]; 105 106 if (spx_debx == SPX_NDEBUG) 107 spx_debx = 0; 108 sd->sd_time = iptime(); 109 sd->sd_act = act; 110 sd->sd_ostate = ostate; 111 sd->sd_cb = (caddr_t)sp; 112 if (sp != NULL) 113 sd->sd_sp = *sp; 114 else 115 bzero((caddr_t)&sd->sd_sp, sizeof(*sp)); 116 if (si != NULL) 117 sd->sd_si = *si; 118 else 119 bzero((caddr_t)&sd->sd_si, sizeof(*si)); 120 sd->sd_req = req; 121 if (spxconsdebug == 0) 122 return; 123 if (ostate >= TCP_NSTATES) 124 ostate = 0; 125 if (act >= SA_DROP) 126 act = SA_DROP; 127 if (sp != NULL) 128 printf("%p %s:", (void *)sp, tcpstates[ostate]); 129 else 130 printf("???????? "); 131 printf("%s ", spxnames[act]); 132 switch (act) { 133 134 case SA_RESPOND: 135 case SA_INPUT: 136 case SA_OUTPUT: 137 case SA_DROP: 138 if (si == NULL) 139 break; 140 seq = si->si_seq; 141 ack = si->si_ack; 142 alo = si->si_alo; 143 len = si->si_len; 144 if (act == SA_OUTPUT) { 145 seq = ntohs(seq); 146 ack = ntohs(ack); 147 alo = ntohs(alo); 148 len = ntohs(len); 149 } 150#ifndef lint 151#define p1(f) { printf("%s = %x, ", "f", f); } 152 p1(seq); p1(ack); p1(alo); p1(len); 153#endif 154 flags = si->si_cc; 155 if (flags) { 156 char *cp = "<"; 157#ifndef lint 158#define pf(f) { if (flags & SPX_ ## f) { printf("%s%s", cp, "f"); cp = ","; } } 159 pf(SP); pf(SA); pf(OB); pf(EM); 160#else 161 cp = cp; 162#endif 163 printf(">"); 164 } 165#ifndef lint 166#define p2(f) { printf("%s = %x, ", "f", si->si_ ## f); } 167 p2(sid);p2(did);p2(dt);p2(pt); 168#endif 169 ipx_printhost(&si->si_sna); 170 ipx_printhost(&si->si_dna); 171 172 if (act == SA_RESPOND) { 173 printf("ipx_len = %x, ", 174 ((struct ipx *)si)->ipx_len); 175 } 176 break; 177 178 case SA_USER: 179 printf("%s", prurequests[req&0xff]); 180 if ((req & 0xff) == PRU_SLOWTIMO) 181 printf("<%s>", spxtimers[req>>8]); 182 break; 183 } 184 if (sp) 185 printf(" -> %s", tcpstates[sp->s_state]); 186 /* print out internal state of sp !?! */ 187 printf("\n"); 188 if (sp == 0) 189 return; 190#ifndef lint 191#define p3(f) { printf("%s = %x, ", "f", sp->s_ ## f); } 192 printf("\t"); p3(rack);p3(ralo);p3(smax);p3(flags); printf("\n"); 193#endif 194#endif 195#endif 196} 197