2 * Copyright (c) 1995 Danny Gasparovski.
3 * Portions copyright (c) 2000 Kelly Price.
5 * Please read the file COPYRIGHT for the
6 * terms and conditions of the copyright.
19 extern char *strerror _P((int));
21 /* Carry over one item from main.c so that the tty's restored.
22 * Only done when the tty being used is /dev/tty --RedWolf */
24 extern struct termios slirp_tty_settings;
25 extern int slirp_tty_restore;
33 /* Close the old debugging file */
37 dfd = fopen(file,"w");
40 fprintf(dfd,"Slirp %s - Debugging Started.\n", SLIRP_VERSION);
42 fprintf(dfd,"Debugging Started level %i.\r\n",dbg);
46 lprint("Error: Debugging file \"%s\" could not be opened: %s\r\n",
47 file, strerror(errno));
52 * Dump a packet in the same format as tcpdump -x
60 u_char *pptr = (u_char *)dat;
65 DEBUG_MISC((dfd, "PACKET DUMPED: \n"));
66 for(j = 0; j < n; j++) {
67 for(k = 0; k < 6; k++)
68 DEBUG_MISC((dfd, "%02x ", *pptr++));
69 DEBUG_MISC((dfd, "\n"));
81 * These will print statistics to the screen, the debug file (dfd), or
82 * a buffer, depending on "type", so that the stats can be sent over
90 struct slirp_ifstats *is = &ttyp->ifstats;
95 if (IF_COMP & IF_COMPRESS)
97 else if (IF_COMP & IF_NOCOMPRESS)
100 strcpy(buff, "off (for now)");
101 lprint("Unit %d:\r\n", ttyp->unit);
102 lprint(" using %s encapsulation (VJ compression is %s)\r\n", (
104 ttyp->proto==PROTO_PPP?"PPP":
107 lprint(" %d baudrate\r\n", ttyp->baud);
108 lprint(" interface is %s\r\n", ttyp->up?"up":"down");
109 lprint(" using fd %d, guardian pid is %d\r\n", ttyp->fd, ttyp->pid);
111 lprint(" towrite is %d bytes\r\n", ttyp->towrite);
114 lprint(" %d zeros have been typed\r\n", ttyp->zeros);
116 lprint(" %d ones have been typed\r\n", ttyp->ones);
117 lprint("Interface stats:\r\n");
118 lprint(" %6d output packets sent (%d bytes)\r\n", is->out_pkts, is->out_bytes);
119 lprint(" %6d output packets dropped (%d bytes)\r\n", is->out_errpkts, is->out_errbytes);
120 lprint(" %6d input packets received (%d bytes)\r\n", is->in_pkts, is->in_bytes);
121 lprint(" %6d input packets dropped (%d bytes)\r\n", is->in_errpkts, is->in_errbytes);
122 lprint(" %6d bad input packets\r\n", is->in_mbad);
130 for (ttyp = ttys; ttyp; ttyp = ttyp->next)
140 lprint("IP stats:\r\n");
141 lprint(" %6d total packets received (%d were unaligned)\r\n",
142 ipstat.ips_total, ipstat.ips_unaligned);
143 lprint(" %6d with incorrect version\r\n", ipstat.ips_badvers);
144 lprint(" %6d with bad header checksum\r\n", ipstat.ips_badsum);
145 lprint(" %6d with length too short (len < sizeof(iphdr))\r\n", ipstat.ips_tooshort);
146 lprint(" %6d with length too small (len < ip->len)\r\n", ipstat.ips_toosmall);
147 lprint(" %6d with bad header length\r\n", ipstat.ips_badhlen);
148 lprint(" %6d with bad packet length\r\n", ipstat.ips_badlen);
149 lprint(" %6d fragments received\r\n", ipstat.ips_fragments);
150 lprint(" %6d fragments dropped\r\n", ipstat.ips_fragdropped);
151 lprint(" %6d fragments timed out\r\n", ipstat.ips_fragtimeout);
152 lprint(" %6d packets reassembled ok\r\n", ipstat.ips_reassembled);
153 lprint(" %6d outgoing packets fragmented\r\n", ipstat.ips_fragmented);
154 lprint(" %6d total outgoing fragments\r\n", ipstat.ips_ofragments);
155 lprint(" %6d with bad protocol field\r\n", ipstat.ips_noproto);
156 lprint(" %6d total packets delivered\r\n", ipstat.ips_delivered);
165 lprint("VJ compression stats:\r\n");
167 lprint(" %6d outbound packets (%d compressed)\r\n",
168 comp_s.sls_packets, comp_s.sls_compressed);
169 lprint(" %6d searches for connection stats (%d misses)\r\n",
170 comp_s.sls_searches, comp_s.sls_misses);
171 lprint(" %6d inbound uncompressed packets\r\n", comp_s.sls_uncompressedin);
172 lprint(" %6d inbound compressed packets\r\n", comp_s.sls_compressedin);
173 lprint(" %6d inbound unknown type packets\r\n", comp_s.sls_errorin);
174 lprint(" %6d inbound packets tossed due to error\r\n", comp_s.sls_tossed);
183 lprint("TCP stats:\r\n");
185 lprint(" %6d packets sent\r\n", tcpstat.tcps_sndtotal);
186 lprint(" %6d data packets (%d bytes)\r\n",
187 tcpstat.tcps_sndpack, tcpstat.tcps_sndbyte);
188 lprint(" %6d data packets retransmitted (%d bytes)\r\n",
189 tcpstat.tcps_sndrexmitpack, tcpstat.tcps_sndrexmitbyte);
190 lprint(" %6d ack-only packets (%d delayed)\r\n",
191 tcpstat.tcps_sndacks, tcpstat.tcps_delack);
192 lprint(" %6d URG only packets\r\n", tcpstat.tcps_sndurg);
193 lprint(" %6d window probe packets\r\n", tcpstat.tcps_sndprobe);
194 lprint(" %6d window update packets\r\n", tcpstat.tcps_sndwinup);
195 lprint(" %6d control (SYN/FIN/RST) packets\r\n", tcpstat.tcps_sndctrl);
196 lprint(" %6d times tcp_output did nothing\r\n", tcpstat.tcps_didnuttin);
198 lprint(" %6d packets received\r\n", tcpstat.tcps_rcvtotal);
199 lprint(" %6d acks (for %d bytes)\r\n",
200 tcpstat.tcps_rcvackpack, tcpstat.tcps_rcvackbyte);
201 lprint(" %6d duplicate acks\r\n", tcpstat.tcps_rcvdupack);
202 lprint(" %6d acks for unsent data\r\n", tcpstat.tcps_rcvacktoomuch);
203 lprint(" %6d packets received in sequence (%d bytes)\r\n",
204 tcpstat.tcps_rcvpack, tcpstat.tcps_rcvbyte);
205 lprint(" %6d completely duplicate packets (%d bytes)\r\n",
206 tcpstat.tcps_rcvduppack, tcpstat.tcps_rcvdupbyte);
208 lprint(" %6d packets with some duplicate data (%d bytes duped)\r\n",
209 tcpstat.tcps_rcvpartduppack, tcpstat.tcps_rcvpartdupbyte);
210 lprint(" %6d out-of-order packets (%d bytes)\r\n",
211 tcpstat.tcps_rcvoopack, tcpstat.tcps_rcvoobyte);
212 lprint(" %6d packets of data after window (%d bytes)\r\n",
213 tcpstat.tcps_rcvpackafterwin, tcpstat.tcps_rcvbyteafterwin);
214 lprint(" %6d window probes\r\n", tcpstat.tcps_rcvwinprobe);
215 lprint(" %6d window update packets\r\n", tcpstat.tcps_rcvwinupd);
216 lprint(" %6d packets received after close\r\n", tcpstat.tcps_rcvafterclose);
217 lprint(" %6d discarded for bad checksums\r\n", tcpstat.tcps_rcvbadsum);
218 lprint(" %6d discarded for bad header offset fields\r\n",
219 tcpstat.tcps_rcvbadoff);
221 lprint(" %6d connection requests\r\n", tcpstat.tcps_connattempt);
222 lprint(" %6d connection accepts\r\n", tcpstat.tcps_accepts);
223 lprint(" %6d connections established (including accepts)\r\n", tcpstat.tcps_connects);
224 lprint(" %6d connections closed (including %d drop)\r\n",
225 tcpstat.tcps_closed, tcpstat.tcps_drops);
226 lprint(" %6d embryonic connections dropped\r\n", tcpstat.tcps_conndrops);
227 lprint(" %6d segments we tried to get rtt (%d succeeded)\r\n",
228 tcpstat.tcps_segstimed, tcpstat.tcps_rttupdated);
229 lprint(" %6d retransmit timeouts\r\n", tcpstat.tcps_rexmttimeo);
230 lprint(" %6d connections dropped by rxmt timeout\r\n",
231 tcpstat.tcps_timeoutdrop);
232 lprint(" %6d persist timeouts\r\n", tcpstat.tcps_persisttimeo);
233 lprint(" %6d keepalive timeouts\r\n", tcpstat.tcps_keeptimeo);
234 lprint(" %6d keepalive probes sent\r\n", tcpstat.tcps_keepprobe);
235 lprint(" %6d connections dropped by keepalive\r\n", tcpstat.tcps_keepdrops);
236 lprint(" %6d correct ACK header predictions\r\n", tcpstat.tcps_predack);
237 lprint(" %6d correct data packet header predictions\n", tcpstat.tcps_preddat);
238 lprint(" %6d TCP cache misses\r\n", tcpstat.tcps_socachemiss);
241 /* lprint(" Packets received too short: %d\r\n", tcpstat.tcps_rcvshort); */
242 /* lprint(" Segments dropped due to PAWS: %d\r\n", tcpstat.tcps_pawsdrop); */
251 lprint("UDP stats:\r\n");
252 lprint(" %6d datagrams received\r\n", udpstat.udps_ipackets);
253 lprint(" %6d with packets shorter than header\r\n", udpstat.udps_hdrops);
254 lprint(" %6d with bad checksums\r\n", udpstat.udps_badsum);
255 lprint(" %6d with data length larger than packet\r\n", udpstat.udps_badlen);
256 lprint(" %6d UDP socket cache misses\r\n", udpstat.udpps_pcbcachemiss);
257 lprint(" %6d datagrams sent\r\n", udpstat.udps_opackets);
264 lprint("ICMP stats:\r\n");
265 lprint(" %6d ICMP packets received\r\n", icmpstat.icps_received);
266 lprint(" %6d were too short\r\n", icmpstat.icps_tooshort);
267 lprint(" %6d with bad checksums\r\n", icmpstat.icps_checksum);
268 lprint(" %6d with type not supported\r\n", icmpstat.icps_notsupp);
269 lprint(" %6d with bad type feilds\r\n", icmpstat.icps_badtype);
270 lprint(" %6d ICMP packets sent in reply\r\n", icmpstat.icps_reflect);
281 lprint("Mbuf stats:\r\n");
283 lprint(" %6d mbufs allocated (%d max)\r\n", mbuf_alloced, mbuf_max);
286 for (m = m_freelist.m_next; m != &m_freelist; m = m->m_next)
288 lprint(" %6d mbufs on free list\r\n", i);
291 for (m = m_usedlist.m_next; m != &m_usedlist; m = m->m_next)
293 lprint(" %6d mbufs on used list\r\n", i);
294 lprint(" %6d mbufs queued as packets\r\n\r\n", if_queued);
307 "Proto[state] Sock Local Address, Port Remote Address, Port RecvQ SendQ\r\n");
309 for (so = tcb.so_next; so != &tcb; so = so->so_next) {
311 n = sprintf(buff, "tcp[%s]", so->so_tcpcb?tcpstates[so->so_tcpcb->t_state]:"NONE");
315 lprint("%s %3d %15s %5d ",
317 inet_ntoa(so->so_laddr), ntohs(so->so_lport));
318 lprint("%15s %5d %5d %5d\r\n",
319 inet_ntoa(so->so_faddr), ntohs(so->so_fport),
320 so->so_rcv.sb_cc, so->so_snd.sb_cc);
323 for (so = udb.so_next; so != &udb; so = so->so_next) {
325 n = sprintf(buff, "udp[%d sec]", (so->so_expire - curtime) / 1000);
329 lprint("%s %3d %15s %5d ",
331 inet_ntoa(so->so_laddr), ntohs(so->so_lport));
332 lprint("%15s %5d %5d %5d\r\n",
333 inet_ntoa(so->so_faddr), ntohs(so->so_fport),
334 so->so_rcv.sb_cc, so->so_snd.sb_cc);
341 slirp_exit(exit_status)
346 DEBUG_CALL("slirp_exit");
347 DEBUG_ARG("exit_status = %d", exit_status);
350 lprint_print = (int (*) _P((void *, const char *, va_list)))vfprintf;
352 debug_init("slirp_stats", 0xf);
353 lprint_arg = (char **)&dfd;
365 for (ttyp = ttys; ttyp; ttyp = ttyp->next)
366 tty_detached(ttyp, 1);
370 if (kill(getppid(), SIGQUIT) < 0)
371 lprint("Couldn't kill parent process %ld!\n",
375 /* Restore the terminal if we gotta */
376 if(slirp_tty_restore)
377 tcsetattr(0,TCSANOW, &slirp_tty_settings); /* NOW DAMMIT! */
393 lprint("SLIRP statistics code not compiled.\n");