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1.1 root 1: /*
2: * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3: *
4: * @APPLE_LICENSE_HEADER_START@
5: *
6: * The contents of this file constitute Original Code as defined in and
7: * are subject to the Apple Public Source License Version 1.1 (the
8: * "License"). You may not use this file except in compliance with the
9: * License. Please obtain a copy of the License at
10: * http://www.apple.com/publicsource and read it before using this file.
11: *
12: * This Original Code and all software distributed under the License are
13: * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
14: * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
15: * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
16: * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
17: * License for the specific language governing rights and limitations
18: * under the License.
19: *
20: * @APPLE_LICENSE_HEADER_END@
21: */
22: /*
23: * Copyright (c) 1984, 1985, 1986, 1987, 1993
24: * The Regents of the University of California. All rights reserved.
25: *
26: * Redistribution and use in source and binary forms, with or without
27: * modification, are permitted provided that the following conditions
28: * are met:
29: * 1. Redistributions of source code must retain the above copyright
30: * notice, this list of conditions and the following disclaimer.
31: * 2. Redistributions in binary form must reproduce the above copyright
32: * notice, this list of conditions and the following disclaimer in the
33: * documentation and/or other materials provided with the distribution.
34: * 3. All advertising materials mentioning features or use of this software
35: * must display the following acknowledgement:
36: * This product includes software developed by the University of
37: * California, Berkeley and its contributors.
38: * 4. Neither the name of the University nor the names of its contributors
39: * may be used to endorse or promote products derived from this software
40: * without specific prior written permission.
41: *
42: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
43: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
44: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
45: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
46: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
47: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
48: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
49: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
50: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
51: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
52: * SUCH DAMAGE.
53: *
54: * @(#)spp_debug.c 8.1 (Berkeley) 6/10/93
55: */
56:
57: #include <sys/param.h>
58: #include <sys/systm.h>
59: #include <sys/mbuf.h>
60: #include <sys/socket.h>
61: #include <sys/socketvar.h>
62: #include <sys/protosw.h>
63: #include <sys/errno.h>
64:
65: #include <net/route.h>
66: #include <net/if.h>
67: #include <netinet/tcp_fsm.h>
68:
69: #include <netns/ns.h>
70: #include <netns/ns_pcb.h>
71: #include <netns/idp.h>
72: #include <netns/idp_var.h>
73: #include <netns/sp.h>
74: #include <netns/spidp.h>
75: #define SPPTIMERS
76: #include <netns/spp_timer.h>
77: #include <netns/spp_var.h>
78: #define SANAMES
79: #include <netns/spp_debug.h>
80:
81: int sppconsdebug = 0;
82: /*
83: * spp debug routines
84: */
85: spp_trace(act, ostate, sp, si, req)
86: short act;
87: u_char ostate;
88: struct sppcb *sp;
89: struct spidp *si;
90: int req;
91: {
92: #ifdef INET
93: #ifdef TCPDEBUG
94: u_short seq, ack, len, alo;
95: unsigned long iptime();
96: int flags;
97: struct spp_debug *sd = &spp_debug[spp_debx++];
98: extern char *prurequests[];
99: extern char *sanames[];
100: extern char *tcpstates[];
101: extern char *spptimers[];
102:
103: if (spp_debx == SPP_NDEBUG)
104: spp_debx = 0;
105: sd->sd_time = iptime();
106: sd->sd_act = act;
107: sd->sd_ostate = ostate;
108: sd->sd_cb = (caddr_t)sp;
109: if (sp)
110: sd->sd_sp = *sp;
111: else
112: bzero((caddr_t)&sd->sd_sp, sizeof (*sp));
113: if (si)
114: sd->sd_si = *si;
115: else
116: bzero((caddr_t)&sd->sd_si, sizeof (*si));
117: sd->sd_req = req;
118: if (sppconsdebug == 0)
119: return;
120: if (ostate >= TCP_NSTATES) ostate = 0;
121: if (act >= SA_DROP) act = SA_DROP;
122: if (sp)
123: printf("%x %s:", sp, tcpstates[ostate]);
124: else
125: printf("???????? ");
126: printf("%s ", sanames[act]);
127: switch (act) {
128:
129: case SA_RESPOND:
130: case SA_INPUT:
131: case SA_OUTPUT:
132: case SA_DROP:
133: if (si == 0)
134: break;
135: seq = si->si_seq;
136: ack = si->si_ack;
137: alo = si->si_alo;
138: len = si->si_len;
139: if (act == SA_OUTPUT) {
140: seq = ntohs(seq);
141: ack = ntohs(ack);
142: alo = ntohs(alo);
143: len = ntohs(len);
144: }
145: #ifndef lint
146: #define p1(f) { printf("%s = %x, ", "f", f); }
147: p1(seq); p1(ack); p1(alo); p1(len);
148: #endif
149: flags = si->si_cc;
150: if (flags) {
151: char *cp = "<";
152: #ifndef lint
153: #define pf(f) { if (flags&SP_/**/f) { printf("%s%s", cp, "f"); cp = ","; } }
154: pf(SP); pf(SA); pf(OB); pf(EM);
155: #else
156: cp = cp;
157: #endif
158: printf(">");
159: }
160: #ifndef lint
161: #define p2(f) { printf("%s = %x, ", "f", si->si_/**/f); }
162: p2(sid);p2(did);p2(dt);p2(pt);
163: #endif
164: ns_printhost(&si->si_sna);
165: ns_printhost(&si->si_dna);
166:
167: if (act==SA_RESPOND) {
168: printf("idp_len = %x, ",
169: ((struct idp *)si)->idp_len);
170: }
171: break;
172:
173: case SA_USER:
174: printf("%s", prurequests[req&0xff]);
175: if ((req & 0xff) == PRU_SLOWTIMO)
176: printf("<%s>", spptimers[req>>8]);
177: break;
178: }
179: if (sp)
180: printf(" -> %s", tcpstates[sp->s_state]);
181: /* print out internal state of sp !?! */
182: printf("\n");
183: if (sp == 0)
184: return;
185: #ifndef lint
186: #define p3(f) { printf("%s = %x, ", "f", sp->s_/**/f); }
187: printf("\t"); p3(rack);p3(ralo);p3(smax);p3(flags); printf("\n");
188: #endif
189: #endif
190: #endif
191: }
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