1 /*-
2 * Copyright (c) 2004, Robert N. M. Watson
3 * Copyright (c) 1983, 1988, 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
35 #if 0
36 #ifndef lint
37 static char sccsid[] = "@(#)ns.c 8.1 (Berkeley) 6/6/93";
38 #endif /* not lint */
39 #endif
40
41 #include <sys/cdefs.h>
42 __FBSDID("$FreeBSD$");
43
44 #include <sys/param.h>
45 #include <sys/queue.h>
46 #include <sys/socket.h>
47 #include <sys/socketvar.h>
48 #include <sys/protosw.h>
49
50 #include <net/route.h>
51
52 #define TCPSTATES
53 #include <netinet/tcp_fsm.h>
54
55 #include <netipx/ipx.h>
56 #include <netipx/ipx_pcb.h>
57 #include <netipx/ipx_var.h>
58 #ifdef IPXERRORMSGS
59 #include <netipx/ipx_error.h>
60 #endif
61 #include <netipx/spx.h>
62 #include <netipx/spx_timer.h>
63 #include <netipx/spx_var.h>
64 #define SANAMES
65 #include <netipx/spx_debug.h>
66
67 #include <nlist.h>
68 #include <errno.h>
69 #include <stdint.h>
70 #include <stdio.h>
71 #include <string.h>
72 #include "netstat.h"
73
74 static char *ipx_prpr(struct ipx_addr *);
75
76 /*
77 * Print a summary of connections related to a Network Systems
78 * protocol. For SPX, also give state of connection.
79 * Listening processes (aflag) are suppressed unless the
80 * -a (all) flag is specified.
81 */
82
83 void
ipxprotopr(u_long off,const char * name,int af1 __unused,int proto __unused)84 ipxprotopr(u_long off, const char *name, int af1 __unused, int proto __unused)
85 {
86 struct ipxpcbhead cb;
87 struct ipxpcb *ipxp;
88 struct ipxpcb ipxpcb;
89 struct spxpcb spxpcb;
90 struct socket sockb;
91 static int first = 1;
92 int isspx;
93
94 if (off == 0)
95 return;
96
97 isspx = strcmp(name, "spx") == 0;
98 kread(off, (char *)&cb, sizeof (struct ipxpcbhead));
99 ipxp = LIST_FIRST(&cb);
100 while (ipxp != NULL) {
101 u_long ppcb;
102
103 kread((u_long)ipxp, (char *)&ipxpcb, sizeof (ipxpcb));
104 ipxp = LIST_NEXT(&ipxpcb, ipxp_list);
105
106 if (!aflag && ipx_nullhost(ipxpcb.ipxp_faddr) ) {
107 continue;
108 }
109 kread((u_long)ipxpcb.ipxp_socket,
110 (char *)&sockb, sizeof (sockb));
111 ppcb = (u_long) ipxpcb.ipxp_pcb;
112 if (ppcb) {
113 if (isspx) {
114 kread(ppcb, (char *)&spxpcb, sizeof (spxpcb));
115 } else continue;
116 } else
117 if (isspx) continue;
118 if (first) {
119 printf("Active IPX connections");
120 if (aflag)
121 printf(" (including servers)");
122 putchar('\n');
123 if (Aflag)
124 printf("%-8.8s ", "PCB");
125 printf(Aflag ?
126 "%-5.5s %-6.6s %-6.6s %-18.18s %-18.18s %s\n" :
127 "%-5.5s %-6.6s %-6.6s %-22.22s %-22.22s %s\n",
128 "Proto", "Recv-Q", "Send-Q",
129 "Local Address", "Foreign Address", "(state)");
130 first = 0;
131 }
132 if (Aflag)
133 printf("%8lx ", ppcb);
134 printf("%-5.5s %6u %6u ", name, sockb.so_rcv.sb_cc,
135 sockb.so_snd.sb_cc);
136 printf(Aflag?" %-18.18s":" %-22.22s", ipx_prpr(&ipxpcb.ipxp_laddr));
137 printf(Aflag?" %-18.18s":" %-22.22s", ipx_prpr(&ipxpcb.ipxp_faddr));
138 if (isspx) {
139 if (spxpcb.s_state >= TCP_NSTATES)
140 printf(" %d", spxpcb.s_state);
141 else
142 printf(" %s", tcpstates[spxpcb.s_state]);
143 }
144 putchar('\n');
145 }
146 }
147
148 #define ANY(x,y,z) \
149 if (x || sflag <= 1) printf("\t%u %s%s%s\n", x, y, plural(x), z)
150 #define ANYl(x,y,z) \
151 if (x || sflag <= 1) printf("\t%lu %s%s%s\n", x, y, plural(x), z)
152
153 /*
154 * Dump SPX statistics structure.
155 */
156 void
spx_stats(u_long off,const char * name,int af1 __unused,int proto __unused)157 spx_stats(u_long off, const char *name, int af1 __unused, int proto __unused)
158 {
159 struct spx_istat spx_istat;
160 #define spxstat spx_istat.newstats
161
162 if (off == 0)
163 return;
164 kread(off, (char *)&spx_istat, sizeof (spx_istat));
165 printf("%s:\n", name);
166 ANY(spx_istat.nonucn, "connection", " dropped due to no new sockets ");
167 ANY(spx_istat.gonawy, "connection", " terminated due to our end dying");
168 ANY(spx_istat.nonucn, "connection",
169 " dropped due to inability to connect");
170 ANY(spx_istat.noconn, "connection",
171 " dropped due to inability to connect");
172 ANY(spx_istat.notme, "connection",
173 " incompleted due to mismatched id's");
174 ANY(spx_istat.wrncon, "connection", " dropped due to mismatched id's");
175 ANY(spx_istat.bdreas, "packet", " dropped out of sequence");
176 ANY(spx_istat.lstdup, "packet", " duplicating the highest packet");
177 ANY(spx_istat.notyet, "packet", " refused as exceeding allocation");
178 ANYl(spxstat.spxs_connattempt, "connection", " initiated");
179 ANYl(spxstat.spxs_accepts, "connection", " accepted");
180 ANYl(spxstat.spxs_connects, "connection", " established");
181 ANYl(spxstat.spxs_drops, "connection", " dropped");
182 ANYl(spxstat.spxs_conndrops, "embryonic connection", " dropped");
183 ANYl(spxstat.spxs_closed, "connection", " closed (includes drops)");
184 ANYl(spxstat.spxs_segstimed, "packet", " where we tried to get rtt");
185 ANYl(spxstat.spxs_rttupdated, "time", " we got rtt");
186 ANYl(spxstat.spxs_delack, "delayed ack", " sent");
187 ANYl(spxstat.spxs_timeoutdrop, "connection",
188 " dropped in rxmt timeout");
189 ANYl(spxstat.spxs_rexmttimeo, "retransmit timeout", "");
190 ANYl(spxstat.spxs_persisttimeo, "persist timeout", "");
191 ANYl(spxstat.spxs_keeptimeo, "keepalive timeout", "");
192 ANYl(spxstat.spxs_keepprobe, "keepalive probe", " sent");
193 ANYl(spxstat.spxs_keepdrops, "connection", " dropped in keepalive");
194 ANYl(spxstat.spxs_sndtotal, "total packet", " sent");
195 ANYl(spxstat.spxs_sndpack, "data packet", " sent");
196 ANYl(spxstat.spxs_sndbyte, "data byte", " sent");
197 ANYl(spxstat.spxs_sndrexmitpack, "data packet", " retransmitted");
198 ANYl(spxstat.spxs_sndrexmitbyte, "data byte", " retransmitted");
199 ANYl(spxstat.spxs_sndacks, "ack-only packet", " sent");
200 ANYl(spxstat.spxs_sndprobe, "window probe", " sent");
201 ANYl(spxstat.spxs_sndurg, "packet", " sent with URG only");
202 ANYl(spxstat.spxs_sndwinup, "window update-only packet", " sent");
203 ANYl(spxstat.spxs_sndctrl, "control (SYN|FIN|RST) packet", " sent");
204 ANYl(spxstat.spxs_sndvoid, "request", " to send a non-existent packet");
205 ANYl(spxstat.spxs_rcvtotal, "total packet", " received");
206 ANYl(spxstat.spxs_rcvpack, "packet", " received in sequence");
207 ANYl(spxstat.spxs_rcvbyte, "byte", " received in sequence");
208 ANYl(spxstat.spxs_rcvbadsum, "packet", " received with ccksum errs");
209 ANYl(spxstat.spxs_rcvbadoff, "packet", " received with bad offset");
210 ANYl(spxstat.spxs_rcvshort, "packet", " received too short");
211 ANYl(spxstat.spxs_rcvduppack, "duplicate-only packet", " received");
212 ANYl(spxstat.spxs_rcvdupbyte, "duplicate-only byte", " received");
213 ANYl(spxstat.spxs_rcvpartduppack, "packet",
214 " with some duplicate data");
215 ANYl(spxstat.spxs_rcvpartdupbyte, "dup. byte", " in part-dup. packet");
216 ANYl(spxstat.spxs_rcvoopack, "out-of-order packet", " received");
217 ANYl(spxstat.spxs_rcvoobyte, "out-of-order byte", " received");
218 ANYl(spxstat.spxs_rcvpackafterwin, "packet", " with data after window");
219 ANYl(spxstat.spxs_rcvbyteafterwin, "byte", " rcvd after window");
220 ANYl(spxstat.spxs_rcvafterclose, "packet", " rcvd after 'close'");
221 ANYl(spxstat.spxs_rcvwinprobe, "rcvd window probe packet", "");
222 ANYl(spxstat.spxs_rcvdupack, "rcvd duplicate ack", "");
223 ANYl(spxstat.spxs_rcvacktoomuch, "rcvd ack", " for unsent data");
224 ANYl(spxstat.spxs_rcvackpack, "rcvd ack packet", "");
225 ANYl(spxstat.spxs_rcvackbyte, "byte", " acked by rcvd acks");
226 ANYl(spxstat.spxs_rcvwinupd, "rcvd window update packet", "");
227 }
228
229 /*
230 * Dump IPX statistics structure.
231 */
232 void
ipx_stats(u_long off,const char * name,int af1 __unused,int proto __unused)233 ipx_stats(u_long off, const char *name, int af1 __unused, int proto __unused)
234 {
235 struct ipxstat ipxstat;
236
237 if (off == 0)
238 return;
239 kread(off, (char *)&ipxstat, sizeof (ipxstat));
240 printf("%s:\n", name);
241 ANYl(ipxstat.ipxs_total, "total packet", " received");
242 ANYl(ipxstat.ipxs_badsum, "packet", " with bad checksums");
243 ANYl(ipxstat.ipxs_tooshort, "packet", " smaller than advertised");
244 ANYl(ipxstat.ipxs_toosmall, "packet", " smaller than a header");
245 ANYl(ipxstat.ipxs_forward, "packet", " forwarded");
246 ANYl(ipxstat.ipxs_cantforward, "packet", " not forwardable");
247 ANYl(ipxstat.ipxs_delivered, "packet", " for this host");
248 ANYl(ipxstat.ipxs_localout, "packet", " sent from this host");
249 ANYl(ipxstat.ipxs_odropped, "packet", " dropped due to no bufs, etc.");
250 ANYl(ipxstat.ipxs_noroute, "packet", " discarded due to no route");
251 ANYl(ipxstat.ipxs_mtutoosmall, "packet", " too big");
252 }
253
254 #ifdef IPXERRORMSGS
255 static struct {
256 u_short code;
257 char *name;
258 char *where;
259 } ipx_errnames[] = {
260 {0, "Unspecified Error", " at Destination"},
261 {1, "Bad Checksum", " at Destination"},
262 {2, "No Listener", " at Socket"},
263 {3, "Packet", " Refused due to lack of space at Destination"},
264 {01000, "Unspecified Error", " while gatewayed"},
265 {01001, "Bad Checksum", " while gatewayed"},
266 {01002, "Packet", " forwarded too many times"},
267 {01003, "Packet", " too large to be forwarded"},
268 {-1, 0, 0},
269 };
270
271 /*
272 * Dump IPX Error statistics structure.
273 */
274 /*ARGSUSED*/
275 void
ipxerr_stats(u_long off,const char * name,int af __unused,int proto __unused)276 ipxerr_stats(u_long off, const char *name, int af __unused, int proto __unused)
277 {
278 struct ipx_errstat ipx_errstat;
279 int j;
280 int histoprint = 1;
281 int z;
282
283 if (off == 0)
284 return;
285 kread(off, (char *)&ipx_errstat, sizeof (ipx_errstat));
286 printf("IPX error statistics:\n");
287 ANY(ipx_errstat.ipx_es_error, "call", " to ipx_error");
288 ANY(ipx_errstat.ipx_es_oldshort, "error",
289 " ignored due to insufficient addressing");
290 ANY(ipx_errstat.ipx_es_oldipx_err, "error request",
291 " in response to error packets");
292 ANY(ipx_errstat.ipx_es_tooshort, "error packet",
293 " received incomplete");
294 ANY(ipx_errstat.ipx_es_badcode, "error packet",
295 " received of unknown type");
296 for(j = 0; j < IPX_ERR_MAX; j ++) {
297 z = ipx_errstat.ipx_es_outhist[j];
298 if (z && histoprint) {
299 printf("Output Error Histogram:\n");
300 histoprint = 0;
301 }
302 ipx_erputil(z, ipx_errstat.ipx_es_codes[j]);
303 }
304 histoprint = 1;
305 for(j = 0; j < IPX_ERR_MAX; j ++) {
306 z = ipx_errstat.ipx_es_inhist[j];
307 if (z && histoprint) {
308 printf("Input Error Histogram:\n");
309 histoprint = 0;
310 }
311 ipx_erputil(z, ipx_errstat.ipx_es_codes[j]);
312 }
313 }
314
315 static void
ipx_erputil(int z,int c)316 ipx_erputil(int z, int c)
317 {
318 int j;
319 char codebuf[30];
320 char *name, *where;
321
322 for(j = 0;; j ++) {
323 if ((name = ipx_errnames[j].name) == 0)
324 break;
325 if (ipx_errnames[j].code == c)
326 break;
327 }
328 if (name == 0) {
329 if (c > 01000)
330 where = "in transit";
331 else
332 where = "at destination";
333 sprintf(codebuf, "Unknown IPX error code 0%o", c);
334 name = codebuf;
335 } else
336 where = ipx_errnames[j].where;
337 ANY(z, name, where);
338 }
339 #endif /* IPXERRORMSGS */
340
341 static struct sockaddr_ipx ssipx = { .sipx_family = AF_IPX };
342
343 static
ipx_prpr(struct ipx_addr * x)344 char *ipx_prpr(struct ipx_addr *x)
345 {
346 struct sockaddr_ipx *sipx = &ssipx;
347
348 sipx->sipx_addr = *x;
349 return(ipx_print((struct sockaddr *)sipx));
350 }
351