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Commit | Line | Data |
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f0cbd3ec FB |
1 | /* |
2 | * Copyright (c) 1995 Danny Gasparovski. | |
3 | * Portions copyright (c) 2000 Kelly Price. | |
5fafdf24 TS |
4 | * |
5 | * Please read the file COPYRIGHT for the | |
f0cbd3ec FB |
6 | * terms and conditions of the copyright. |
7 | */ | |
8 | ||
9 | #include <slirp.h> | |
10 | ||
11 | FILE *dfd = NULL; | |
12 | #ifdef DEBUG | |
13 | int dostats = 1; | |
14 | #else | |
15 | int dostats = 0; | |
16 | #endif | |
17 | int slirp_debug = 0; | |
18 | ||
19 | extern char *strerror _P((int)); | |
20 | ||
5fafdf24 | 21 | /* Carry over one item from main.c so that the tty's restored. |
f0cbd3ec FB |
22 | * Only done when the tty being used is /dev/tty --RedWolf */ |
23 | extern struct termios slirp_tty_settings; | |
24 | extern int slirp_tty_restore; | |
25 | ||
26 | ||
27 | void | |
28 | debug_init(file, dbg) | |
29 | char *file; | |
30 | int dbg; | |
31 | { | |
32 | /* Close the old debugging file */ | |
33 | if (dfd) | |
34 | fclose(dfd); | |
5fafdf24 | 35 | |
f0cbd3ec FB |
36 | dfd = fopen(file,"w"); |
37 | if (dfd != NULL) { | |
38 | #if 0 | |
39 | fprintf(dfd,"Slirp %s - Debugging Started.\n", SLIRP_VERSION); | |
40 | #endif | |
41 | fprintf(dfd,"Debugging Started level %i.\r\n",dbg); | |
42 | fflush(dfd); | |
43 | slirp_debug = dbg; | |
44 | } else { | |
45 | lprint("Error: Debugging file \"%s\" could not be opened: %s\r\n", | |
46 | file, strerror(errno)); | |
47 | } | |
48 | } | |
49 | ||
50 | /* | |
51 | * Dump a packet in the same format as tcpdump -x | |
52 | */ | |
53 | #ifdef DEBUG | |
54 | void | |
55 | dump_packet(dat, n) | |
56 | void *dat; | |
57 | int n; | |
58 | { | |
59 | u_char *pptr = (u_char *)dat; | |
60 | int j,k; | |
5fafdf24 | 61 | |
f0cbd3ec FB |
62 | n /= 16; |
63 | n++; | |
64 | DEBUG_MISC((dfd, "PACKET DUMPED: \n")); | |
65 | for(j = 0; j < n; j++) { | |
66 | for(k = 0; k < 6; k++) | |
67 | DEBUG_MISC((dfd, "%02x ", *pptr++)); | |
68 | DEBUG_MISC((dfd, "\n")); | |
69 | fflush(dfd); | |
70 | } | |
71 | } | |
72 | #endif | |
73 | ||
74 | #if 0 | |
75 | /* | |
76 | * Statistic routines | |
5fafdf24 | 77 | * |
f0cbd3ec FB |
78 | * These will print statistics to the screen, the debug file (dfd), or |
79 | * a buffer, depending on "type", so that the stats can be sent over | |
80 | * the link as well. | |
81 | */ | |
82 | ||
83 | void | |
84 | ttystats(ttyp) | |
85 | struct ttys *ttyp; | |
86 | { | |
87 | struct slirp_ifstats *is = &ttyp->ifstats; | |
88 | char buff[512]; | |
5fafdf24 | 89 | |
f0cbd3ec | 90 | lprint(" \r\n"); |
5fafdf24 | 91 | |
f0cbd3ec FB |
92 | if (if_comp & IF_COMPRESS) |
93 | strcpy(buff, "on"); | |
94 | else if (if_comp & IF_NOCOMPRESS) | |
95 | strcpy(buff, "off"); | |
96 | else | |
97 | strcpy(buff, "off (for now)"); | |
98 | lprint("Unit %d:\r\n", ttyp->unit); | |
99 | lprint(" using %s encapsulation (VJ compression is %s)\r\n", ( | |
100 | #ifdef USE_PPP | |
101 | ttyp->proto==PROTO_PPP?"PPP": | |
102 | #endif | |
103 | "SLIP"), buff); | |
104 | lprint(" %d baudrate\r\n", ttyp->baud); | |
105 | lprint(" interface is %s\r\n", ttyp->up?"up":"down"); | |
106 | lprint(" using fd %d, guardian pid is %d\r\n", ttyp->fd, ttyp->pid); | |
107 | #ifndef FULL_BOLT | |
108 | lprint(" towrite is %d bytes\r\n", ttyp->towrite); | |
109 | #endif | |
110 | if (ttyp->zeros) | |
111 | lprint(" %d zeros have been typed\r\n", ttyp->zeros); | |
112 | else if (ttyp->ones) | |
113 | lprint(" %d ones have been typed\r\n", ttyp->ones); | |
114 | lprint("Interface stats:\r\n"); | |
115 | lprint(" %6d output packets sent (%d bytes)\r\n", is->out_pkts, is->out_bytes); | |
116 | lprint(" %6d output packets dropped (%d bytes)\r\n", is->out_errpkts, is->out_errbytes); | |
117 | lprint(" %6d input packets received (%d bytes)\r\n", is->in_pkts, is->in_bytes); | |
118 | lprint(" %6d input packets dropped (%d bytes)\r\n", is->in_errpkts, is->in_errbytes); | |
119 | lprint(" %6d bad input packets\r\n", is->in_mbad); | |
120 | } | |
121 | ||
122 | void | |
123 | allttystats() | |
124 | { | |
125 | struct ttys *ttyp; | |
5fafdf24 | 126 | |
f0cbd3ec FB |
127 | for (ttyp = ttys; ttyp; ttyp = ttyp->next) |
128 | ttystats(ttyp); | |
129 | } | |
130 | #endif | |
131 | ||
132 | void | |
133 | ipstats() | |
134 | { | |
5fafdf24 | 135 | lprint(" \r\n"); |
f0cbd3ec FB |
136 | |
137 | lprint("IP stats:\r\n"); | |
138 | lprint(" %6d total packets received (%d were unaligned)\r\n", | |
139 | ipstat.ips_total, ipstat.ips_unaligned); | |
140 | lprint(" %6d with incorrect version\r\n", ipstat.ips_badvers); | |
141 | lprint(" %6d with bad header checksum\r\n", ipstat.ips_badsum); | |
142 | lprint(" %6d with length too short (len < sizeof(iphdr))\r\n", ipstat.ips_tooshort); | |
143 | lprint(" %6d with length too small (len < ip->len)\r\n", ipstat.ips_toosmall); | |
144 | lprint(" %6d with bad header length\r\n", ipstat.ips_badhlen); | |
145 | lprint(" %6d with bad packet length\r\n", ipstat.ips_badlen); | |
146 | lprint(" %6d fragments received\r\n", ipstat.ips_fragments); | |
147 | lprint(" %6d fragments dropped\r\n", ipstat.ips_fragdropped); | |
148 | lprint(" %6d fragments timed out\r\n", ipstat.ips_fragtimeout); | |
149 | lprint(" %6d packets reassembled ok\r\n", ipstat.ips_reassembled); | |
150 | lprint(" %6d outgoing packets fragmented\r\n", ipstat.ips_fragmented); | |
151 | lprint(" %6d total outgoing fragments\r\n", ipstat.ips_ofragments); | |
152 | lprint(" %6d with bad protocol field\r\n", ipstat.ips_noproto); | |
153 | lprint(" %6d total packets delivered\r\n", ipstat.ips_delivered); | |
154 | } | |
155 | ||
156 | #if 0 | |
157 | void | |
158 | vjstats() | |
159 | { | |
160 | lprint(" \r\n"); | |
5fafdf24 | 161 | |
f0cbd3ec | 162 | lprint("VJ compression stats:\r\n"); |
5fafdf24 | 163 | |
f0cbd3ec FB |
164 | lprint(" %6d outbound packets (%d compressed)\r\n", |
165 | comp_s.sls_packets, comp_s.sls_compressed); | |
166 | lprint(" %6d searches for connection stats (%d misses)\r\n", | |
167 | comp_s.sls_searches, comp_s.sls_misses); | |
168 | lprint(" %6d inbound uncompressed packets\r\n", comp_s.sls_uncompressedin); | |
169 | lprint(" %6d inbound compressed packets\r\n", comp_s.sls_compressedin); | |
170 | lprint(" %6d inbound unknown type packets\r\n", comp_s.sls_errorin); | |
171 | lprint(" %6d inbound packets tossed due to error\r\n", comp_s.sls_tossed); | |
172 | } | |
173 | #endif | |
174 | ||
175 | void | |
176 | tcpstats() | |
177 | { | |
178 | lprint(" \r\n"); | |
179 | ||
180 | lprint("TCP stats:\r\n"); | |
5fafdf24 | 181 | |
f0cbd3ec FB |
182 | lprint(" %6d packets sent\r\n", tcpstat.tcps_sndtotal); |
183 | lprint(" %6d data packets (%d bytes)\r\n", | |
184 | tcpstat.tcps_sndpack, tcpstat.tcps_sndbyte); | |
185 | lprint(" %6d data packets retransmitted (%d bytes)\r\n", | |
186 | tcpstat.tcps_sndrexmitpack, tcpstat.tcps_sndrexmitbyte); | |
187 | lprint(" %6d ack-only packets (%d delayed)\r\n", | |
188 | tcpstat.tcps_sndacks, tcpstat.tcps_delack); | |
189 | lprint(" %6d URG only packets\r\n", tcpstat.tcps_sndurg); | |
190 | lprint(" %6d window probe packets\r\n", tcpstat.tcps_sndprobe); | |
191 | lprint(" %6d window update packets\r\n", tcpstat.tcps_sndwinup); | |
192 | lprint(" %6d control (SYN/FIN/RST) packets\r\n", tcpstat.tcps_sndctrl); | |
193 | lprint(" %6d times tcp_output did nothing\r\n", tcpstat.tcps_didnuttin); | |
5fafdf24 TS |
194 | |
195 | lprint(" %6d packets received\r\n", tcpstat.tcps_rcvtotal); | |
f0cbd3ec FB |
196 | lprint(" %6d acks (for %d bytes)\r\n", |
197 | tcpstat.tcps_rcvackpack, tcpstat.tcps_rcvackbyte); | |
198 | lprint(" %6d duplicate acks\r\n", tcpstat.tcps_rcvdupack); | |
199 | lprint(" %6d acks for unsent data\r\n", tcpstat.tcps_rcvacktoomuch); | |
200 | lprint(" %6d packets received in sequence (%d bytes)\r\n", | |
201 | tcpstat.tcps_rcvpack, tcpstat.tcps_rcvbyte); | |
202 | lprint(" %6d completely duplicate packets (%d bytes)\r\n", | |
203 | tcpstat.tcps_rcvduppack, tcpstat.tcps_rcvdupbyte); | |
5fafdf24 | 204 | |
f0cbd3ec FB |
205 | lprint(" %6d packets with some duplicate data (%d bytes duped)\r\n", |
206 | tcpstat.tcps_rcvpartduppack, tcpstat.tcps_rcvpartdupbyte); | |
207 | lprint(" %6d out-of-order packets (%d bytes)\r\n", | |
208 | tcpstat.tcps_rcvoopack, tcpstat.tcps_rcvoobyte); | |
209 | lprint(" %6d packets of data after window (%d bytes)\r\n", | |
210 | tcpstat.tcps_rcvpackafterwin, tcpstat.tcps_rcvbyteafterwin); | |
211 | lprint(" %6d window probes\r\n", tcpstat.tcps_rcvwinprobe); | |
212 | lprint(" %6d window update packets\r\n", tcpstat.tcps_rcvwinupd); | |
213 | lprint(" %6d packets received after close\r\n", tcpstat.tcps_rcvafterclose); | |
214 | lprint(" %6d discarded for bad checksums\r\n", tcpstat.tcps_rcvbadsum); | |
215 | lprint(" %6d discarded for bad header offset fields\r\n", | |
216 | tcpstat.tcps_rcvbadoff); | |
5fafdf24 | 217 | |
f0cbd3ec FB |
218 | lprint(" %6d connection requests\r\n", tcpstat.tcps_connattempt); |
219 | lprint(" %6d connection accepts\r\n", tcpstat.tcps_accepts); | |
220 | lprint(" %6d connections established (including accepts)\r\n", tcpstat.tcps_connects); | |
221 | lprint(" %6d connections closed (including %d drop)\r\n", | |
222 | tcpstat.tcps_closed, tcpstat.tcps_drops); | |
223 | lprint(" %6d embryonic connections dropped\r\n", tcpstat.tcps_conndrops); | |
224 | lprint(" %6d segments we tried to get rtt (%d succeeded)\r\n", | |
225 | tcpstat.tcps_segstimed, tcpstat.tcps_rttupdated); | |
226 | lprint(" %6d retransmit timeouts\r\n", tcpstat.tcps_rexmttimeo); | |
227 | lprint(" %6d connections dropped by rxmt timeout\r\n", | |
228 | tcpstat.tcps_timeoutdrop); | |
229 | lprint(" %6d persist timeouts\r\n", tcpstat.tcps_persisttimeo); | |
230 | lprint(" %6d keepalive timeouts\r\n", tcpstat.tcps_keeptimeo); | |
231 | lprint(" %6d keepalive probes sent\r\n", tcpstat.tcps_keepprobe); | |
232 | lprint(" %6d connections dropped by keepalive\r\n", tcpstat.tcps_keepdrops); | |
233 | lprint(" %6d correct ACK header predictions\r\n", tcpstat.tcps_predack); | |
234 | lprint(" %6d correct data packet header predictions\n", tcpstat.tcps_preddat); | |
235 | lprint(" %6d TCP cache misses\r\n", tcpstat.tcps_socachemiss); | |
5fafdf24 TS |
236 | |
237 | ||
f0cbd3ec FB |
238 | /* lprint(" Packets received too short: %d\r\n", tcpstat.tcps_rcvshort); */ |
239 | /* lprint(" Segments dropped due to PAWS: %d\r\n", tcpstat.tcps_pawsdrop); */ | |
240 | ||
241 | } | |
242 | ||
243 | void | |
244 | udpstats() | |
245 | { | |
246 | lprint(" \r\n"); | |
247 | ||
248 | lprint("UDP stats:\r\n"); | |
249 | lprint(" %6d datagrams received\r\n", udpstat.udps_ipackets); | |
250 | lprint(" %6d with packets shorter than header\r\n", udpstat.udps_hdrops); | |
251 | lprint(" %6d with bad checksums\r\n", udpstat.udps_badsum); | |
252 | lprint(" %6d with data length larger than packet\r\n", udpstat.udps_badlen); | |
253 | lprint(" %6d UDP socket cache misses\r\n", udpstat.udpps_pcbcachemiss); | |
254 | lprint(" %6d datagrams sent\r\n", udpstat.udps_opackets); | |
255 | } | |
256 | ||
257 | void | |
258 | icmpstats() | |
259 | { | |
260 | lprint(" \r\n"); | |
261 | lprint("ICMP stats:\r\n"); | |
262 | lprint(" %6d ICMP packets received\r\n", icmpstat.icps_received); | |
263 | lprint(" %6d were too short\r\n", icmpstat.icps_tooshort); | |
264 | lprint(" %6d with bad checksums\r\n", icmpstat.icps_checksum); | |
265 | lprint(" %6d with type not supported\r\n", icmpstat.icps_notsupp); | |
266 | lprint(" %6d with bad type feilds\r\n", icmpstat.icps_badtype); | |
267 | lprint(" %6d ICMP packets sent in reply\r\n", icmpstat.icps_reflect); | |
268 | } | |
269 | ||
270 | void | |
271 | mbufstats() | |
272 | { | |
273 | struct mbuf *m; | |
274 | int i; | |
5fafdf24 | 275 | |
f0cbd3ec | 276 | lprint(" \r\n"); |
5fafdf24 | 277 | |
f0cbd3ec FB |
278 | lprint("Mbuf stats:\r\n"); |
279 | ||
280 | lprint(" %6d mbufs allocated (%d max)\r\n", mbuf_alloced, mbuf_max); | |
5fafdf24 | 281 | |
f0cbd3ec FB |
282 | i = 0; |
283 | for (m = m_freelist.m_next; m != &m_freelist; m = m->m_next) | |
284 | i++; | |
285 | lprint(" %6d mbufs on free list\r\n", i); | |
5fafdf24 | 286 | |
f0cbd3ec FB |
287 | i = 0; |
288 | for (m = m_usedlist.m_next; m != &m_usedlist; m = m->m_next) | |
289 | i++; | |
290 | lprint(" %6d mbufs on used list\r\n", i); | |
291 | lprint(" %6d mbufs queued as packets\r\n\r\n", if_queued); | |
292 | } | |
293 | ||
294 | void | |
295 | sockstats() | |
296 | { | |
297 | char buff[256]; | |
298 | int n; | |
299 | struct socket *so; | |
300 | ||
301 | lprint(" \r\n"); | |
5fafdf24 | 302 | |
f0cbd3ec FB |
303 | lprint( |
304 | "Proto[state] Sock Local Address, Port Remote Address, Port RecvQ SendQ\r\n"); | |
f0cbd3ec | 305 | |
5fafdf24 TS |
306 | for (so = tcb.so_next; so != &tcb; so = so->so_next) { |
307 | ||
f0cbd3ec FB |
308 | n = sprintf(buff, "tcp[%s]", so->so_tcpcb?tcpstates[so->so_tcpcb->t_state]:"NONE"); |
309 | while (n < 17) | |
310 | buff[n++] = ' '; | |
311 | buff[17] = 0; | |
312 | lprint("%s %3d %15s %5d ", | |
313 | buff, so->s, | |
314 | inet_ntoa(so->so_laddr), ntohs(so->so_lport)); | |
315 | lprint("%15s %5d %5d %5d\r\n", | |
316 | inet_ntoa(so->so_faddr), ntohs(so->so_fport), | |
317 | so->so_rcv.sb_cc, so->so_snd.sb_cc); | |
318 | } | |
5fafdf24 | 319 | |
f0cbd3ec | 320 | for (so = udb.so_next; so != &udb; so = so->so_next) { |
5fafdf24 | 321 | |
f0cbd3ec FB |
322 | n = sprintf(buff, "udp[%d sec]", (so->so_expire - curtime) / 1000); |
323 | while (n < 17) | |
324 | buff[n++] = ' '; | |
325 | buff[17] = 0; | |
326 | lprint("%s %3d %15s %5d ", | |
327 | buff, so->s, | |
328 | inet_ntoa(so->so_laddr), ntohs(so->so_lport)); | |
329 | lprint("%15s %5d %5d %5d\r\n", | |
330 | inet_ntoa(so->so_faddr), ntohs(so->so_fport), | |
331 | so->so_rcv.sb_cc, so->so_snd.sb_cc); | |
332 | } | |
333 | } | |
334 | ||
335 | #if 0 | |
336 | void | |
337 | slirp_exit(exit_status) | |
338 | int exit_status; | |
339 | { | |
340 | struct ttys *ttyp; | |
5fafdf24 | 341 | |
f0cbd3ec FB |
342 | DEBUG_CALL("slirp_exit"); |
343 | DEBUG_ARG("exit_status = %d", exit_status); | |
344 | ||
345 | if (dostats) { | |
346 | lprint_print = (int (*) _P((void *, const char *, va_list)))vfprintf; | |
347 | if (!dfd) | |
348 | debug_init("slirp_stats", 0xf); | |
349 | lprint_arg = (char **)&dfd; | |
5fafdf24 | 350 | |
f0cbd3ec FB |
351 | ipstats(); |
352 | tcpstats(); | |
353 | udpstats(); | |
354 | icmpstats(); | |
355 | mbufstats(); | |
356 | sockstats(); | |
357 | allttystats(); | |
358 | vjstats(); | |
359 | } | |
5fafdf24 | 360 | |
f0cbd3ec FB |
361 | for (ttyp = ttys; ttyp; ttyp = ttyp->next) |
362 | tty_detached(ttyp, 1); | |
5fafdf24 | 363 | |
f0cbd3ec FB |
364 | if (slirp_forked) { |
365 | /* Menendez time */ | |
366 | if (kill(getppid(), SIGQUIT) < 0) | |
367 | lprint("Couldn't kill parent process %ld!\n", | |
368 | (long) getppid()); | |
369 | } | |
5fafdf24 | 370 | |
f0cbd3ec FB |
371 | /* Restore the terminal if we gotta */ |
372 | if(slirp_tty_restore) | |
373 | tcsetattr(0,TCSANOW, &slirp_tty_settings); /* NOW DAMMIT! */ | |
374 | exit(exit_status); | |
375 | } | |
376 | #endif |