Annotation of src/usr.bin/netstat/ipx.c, Revision 1.15
1.15 ! jmc 1: /* $OpenBSD: ipx.c,v 1.14 2003/06/03 02:56:13 millert Exp $ */
1.1 mickey 2:
3: /*
4: * Copyright (c) 1996 Michael Shalayeff
5: * Copyright (c) 1983, 1988, 1993
6: * The Regents of the University of California. All rights reserved.
7: *
8: * Redistribution and use in source and binary forms, with or without
9: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. Redistributions in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in the
15: * documentation and/or other materials provided with the distribution.
1.14 millert 16: * 3. Neither the name of the University nor the names of its contributors
1.1 mickey 17: * may be used to endorse or promote products derived from this software
18: * without specific prior written permission.
19: *
20: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30: * SUCH DAMAGE.
31: */
32:
33: #ifndef lint
34: #if 0
35: static char sccsid[] = "from: @(#)ns.c 8.1 (Berkeley) 6/6/93";
36: #else
1.15 ! jmc 37: static char *rcsid = "$OpenBSD: ipx.c,v 1.14 2003/06/03 02:56:13 millert Exp $";
1.1 mickey 38: #endif
39: #endif /* not lint */
40:
41: #include <sys/param.h>
42: #include <sys/socket.h>
43: #include <sys/socketvar.h>
44: #include <sys/mbuf.h>
45: #include <sys/protosw.h>
46:
47: #include <net/route.h>
48: #include <net/if.h>
49:
50: #include <netinet/tcp_fsm.h>
51:
52: #include <netipx/ipx.h>
53: #include <netipx/ipx_pcb.h>
54: #include <netipx/ipx.h>
55: #include <netipx/ipx_var.h>
1.6 fgsch 56: #ifdef IPXERRORMSGS
1.1 mickey 57: #include <netipx/ipx_error.h>
1.6 fgsch 58: #endif /* IPXERRORMSGS */
1.1 mickey 59: #include <netipx/spx.h>
60: #include <netipx/spx_timer.h>
61: #include <netipx/spx_var.h>
62: #define SANAMES
63: #include <netipx/spx_debug.h>
64:
1.4 millert 65: #include <limits.h>
1.1 mickey 66: #include <nlist.h>
67: #include <errno.h>
68: #include <stdio.h>
69: #include <string.h>
70: #include "netstat.h"
71:
72: struct ipxpcb ipxpcb;
73: struct spxpcb spxpcb;
74: struct socket sockb;
75:
1.10 millert 76: static char *ipx_prpr(struct ipx_addr *);
1.13 deraadt 77: #ifdef IPXERRORMSGS
1.10 millert 78: static void ipx_erputil(int, int);
1.13 deraadt 79: #endif
1.1 mickey 80:
81: static int first = 1;
82:
83: /*
84: * Print a summary of connections related to an IPX
85: * protocol. For SPX, also give state of connection.
86: * Listening processes (aflag) are suppressed unless the
87: * -a (all) flag is specified.
88: */
89:
90: void
1.13 deraadt 91: ipxprotopr(u_long off, char *name)
1.1 mickey 92: {
93: struct ipxpcbtable table;
1.8 mpech 94: struct ipxpcb *head, *prev, *next;
1.1 mickey 95: int isspx;
96:
97: if (off == 0)
98: return;
99: isspx = strcmp(name, "spx") == 0;
100: kread(off, (char *)&table, sizeof (table));
101: prev = head = (struct ipxpcb *)
102: &((struct ipxpcbtable *)off)->ipxpt_queue.cqh_first;
103: next = table.ipxpt_queue.cqh_first;
104:
105: while (next != head) {
106: kread((u_long)next, (char *)&ipxpcb, sizeof (ipxpcb));
107: if (ipxpcb.ipxp_queue.cqe_prev != prev) {
108: printf("???\n");
109: break;
110: }
111: prev = next;
112: next = ipxpcb.ipxp_queue.cqe_next;
113:
114: if (!aflag && ipx_nullhost(ipxpcb.ipxp_faddr) )
115: continue;
116:
117: kread((u_long)ipxpcb.ipxp_socket,
118: (char *)&sockb, sizeof (sockb));
119: if (isspx) {
120: kread((u_long)ipxpcb.ipxp_ppcb,
1.9 mickey 121: (char *)&spxpcb, sizeof (spxpcb));
1.1 mickey 122: }
123: if (first) {
124: printf("Active Internetwork Packet Exchange connections");
125: if (aflag)
126: printf(" (including servers)");
127: putchar('\n');
1.9 mickey 128: if (Aflag)
1.4 millert 129: printf("%-*.*s %-5.5s %-6.6s %-6.6s %-*.*s %-*.*s %s\n",
130: PLEN, PLEN, "PCB", "Proto", "Recv-Q",
131: "Send-Q", PLEN, PLEN, "Local Address",
132: PLEN, PLEN, "Foreign Address", "(state)");
133: else
134: printf("%-5.5s %-6.6s %-6.6s %-22.22s %-22.22s %s\n",
135: "Proto", "Recv-Q", "Send-Q",
136: "Local Address", "Foreign Address",
137: "(state)");
1.1 mickey 138: first = 0;
139: }
140: if (Aflag)
1.4 millert 141: printf("%*p ", PLEN, ipxpcb.ipxp_ppcb);
1.2 millert 142: printf("%-5.5s %6ld %6ld ", name, sockb.so_rcv.sb_cc,
1.1 mickey 143: sockb.so_snd.sb_cc);
144: printf(" %-22.22s", ipx_prpr(&ipxpcb.ipxp_laddr));
145: printf(" %-22.22s", ipx_prpr(&ipxpcb.ipxp_faddr));
146: if (isspx) {
147: extern char *tcpstates[];
148: if (spxpcb.s_state >= TCP_NSTATES)
149: printf(" %d", spxpcb.s_state);
150: else
151: printf(" %s", tcpstates[spxpcb.s_state]);
152: }
153: putchar('\n');
154: }
155: }
156: #define ANY(x,y,z) \
1.2 millert 157: ((x) ? printf("\t%ld %s%s%s -- %s\n",x,y,plural(x),z,"x") : 0)
1.1 mickey 158:
159: /*
160: * Dump SPX statistics structure.
161: */
162: void
1.13 deraadt 163: spx_stats(u_long off, char *name)
1.1 mickey 164: {
165: struct spx_istat spx_istat;
166: #define spxstat spx_istat.newstats
167:
168: if (off == 0)
169: return;
170: kread(off, (char *)&spx_istat, sizeof (spx_istat));
171: printf("%s:\n", name);
1.2 millert 172: ANY((long)spx_istat.nonucn, "connection", " dropped due to no new sockets ");
173: ANY((long)spx_istat.gonawy, "connection", " terminated due to our end dying");
174: ANY((long)spx_istat.nonucn, "connection",
1.1 mickey 175: " dropped due to inability to connect");
1.2 millert 176: ANY((long)spx_istat.noconn, "connection",
1.1 mickey 177: " dropped due to inability to connect");
1.2 millert 178: ANY((long)spx_istat.notme, "connection",
1.1 mickey 179: " incompleted due to mismatched id's");
1.2 millert 180: ANY((long)spx_istat.wrncon, "connection", " dropped due to mismatched id's");
181: ANY((long)spx_istat.bdreas, "packet", " dropped out of sequence");
182: ANY((long)spx_istat.lstdup, "packet", " duplicating the highest packet");
183: ANY((long)spx_istat.notyet, "packet", " refused as exceeding allocation");
1.1 mickey 184: ANY(spxstat.spxs_connattempt, "connection", " initiated");
185: ANY(spxstat.spxs_accepts, "connection", " accepted");
186: ANY(spxstat.spxs_connects, "connection", " established");
187: ANY(spxstat.spxs_drops, "connection", " dropped");
188: ANY(spxstat.spxs_conndrops, "embryonic connection", " dropped");
189: ANY(spxstat.spxs_closed, "connection", " closed (includes drops)");
190: ANY(spxstat.spxs_segstimed, "packet", " where we tried to get rtt");
191: ANY(spxstat.spxs_rttupdated, "time", " we got rtt");
192: ANY(spxstat.spxs_delack, "delayed ack", " sent");
193: ANY(spxstat.spxs_timeoutdrop, "connection", " dropped in rxmt timeout");
194: ANY(spxstat.spxs_rexmttimeo, "retransmit timeout", "");
195: ANY(spxstat.spxs_persisttimeo, "persist timeout", "");
196: ANY(spxstat.spxs_keeptimeo, "keepalive timeout", "");
197: ANY(spxstat.spxs_keepprobe, "keepalive probe", " sent");
198: ANY(spxstat.spxs_keepdrops, "connection", " dropped in keepalive");
199: ANY(spxstat.spxs_sndtotal, "total packet", " sent");
200: ANY(spxstat.spxs_sndpack, "data packet", " sent");
201: ANY(spxstat.spxs_sndbyte, "data byte", " sent");
202: ANY(spxstat.spxs_sndrexmitpack, "data packet", " retransmitted");
203: ANY(spxstat.spxs_sndrexmitbyte, "data byte", " retransmitted");
204: ANY(spxstat.spxs_sndacks, "ack-only packet", " sent");
205: ANY(spxstat.spxs_sndprobe, "window probe", " sent");
206: ANY(spxstat.spxs_sndurg, "packet", " sent with URG only");
207: ANY(spxstat.spxs_sndwinup, "window update-only packet", " sent");
208: ANY(spxstat.spxs_sndctrl, "control (SYN|FIN|RST) packet", " sent");
1.15 ! jmc 209: ANY(spxstat.spxs_sndvoid, "request", " to send a non-existent packet");
1.1 mickey 210: ANY(spxstat.spxs_rcvtotal, "total packet", " received");
211: ANY(spxstat.spxs_rcvpack, "packet", " received in sequence");
212: ANY(spxstat.spxs_rcvbyte, "byte", " received in sequence");
213: ANY(spxstat.spxs_rcvbadsum, "packet", " received with ccksum errs");
214: ANY(spxstat.spxs_rcvbadoff, "packet", " received with bad offset");
215: ANY(spxstat.spxs_rcvshort, "packet", " received too short");
216: ANY(spxstat.spxs_rcvduppack, "duplicate-only packet", " received");
217: ANY(spxstat.spxs_rcvdupbyte, "duplicate-only byte", " received");
218: ANY(spxstat.spxs_rcvpartduppack, "packet", " with some duplicate data");
1.12 jsyn 219: ANY(spxstat.spxs_rcvpartdupbyte, "duplicate byte", " in part-duplicate packet");
1.1 mickey 220: ANY(spxstat.spxs_rcvoopack, "out-of-order packet", " received");
221: ANY(spxstat.spxs_rcvoobyte, "out-of-order byte", " received");
222: ANY(spxstat.spxs_rcvpackafterwin, "packet", " with data after window");
223: ANY(spxstat.spxs_rcvbyteafterwin, "byte", " rcvd after window");
224: ANY(spxstat.spxs_rcvafterclose, "packet", " rcvd after 'close'");
225: ANY(spxstat.spxs_rcvwinprobe, "rcvd window probe packet", "");
226: ANY(spxstat.spxs_rcvdupack, "rcvd duplicate ack", "");
227: ANY(spxstat.spxs_rcvacktoomuch, "rcvd ack", " for unsent data");
228: ANY(spxstat.spxs_rcvackpack, "rcvd ack packet", "");
229: ANY(spxstat.spxs_rcvackbyte, "byte", " acked by rcvd acks");
230: ANY(spxstat.spxs_rcvwinupd, "rcvd window update packet", "");
231: }
232: #undef ANY
1.11 deraadt 233: #define ANY(x,y,z) ((x) ? printf("\t%ld %s%s%s\n",x,y,plural(x),z) : 0)
1.1 mickey 234:
235: /*
236: * Dump IPX statistics structure.
237: */
238: void
1.13 deraadt 239: ipx_stats(u_long off, char *name)
1.1 mickey 240: {
241: struct ipxstat ipxstat;
242:
243: if (off == 0)
244: return;
245: kread(off, (char *)&ipxstat, sizeof (ipxstat));
246: printf("%s:\n", name);
247: ANY(ipxstat.ipxs_toosmall, "packet", " smaller than a header");
248: ANY(ipxstat.ipxs_tooshort, "packet", " smaller than advertised");
249: ANY(ipxstat.ipxs_badsum, "packet", " with bad checksums");
250: }
251:
1.6 fgsch 252: #ifdef IPXERRORMSGS
1.1 mickey 253: static struct {
254: u_short code;
255: char *name;
256: char *where;
257: } ipx_errnames[] = {
1.13 deraadt 258: { 0, "Unspecified Error", " at Destination" },
259: { 1, "Bad Checksum", " at Destination" },
260: { 2, "No Listener", " at Socket" },
261: { 3, "Packet", " Refused due to lack of space at Destination" },
262: { 01000, "Unspecified Error", " while gatewayed" },
263: { 01001, "Bad Checksum", " while gatewayed" },
264: { 01002, "Packet", " forwarded too many times" },
265: { 01003, "Packet", " too large to be forwarded" },
266: { -1, 0, 0 },
1.1 mickey 267: };
268:
269: /*
270: * Dump IPX Error statistics structure.
271: */
272: /*ARGSUSED*/
273: void
1.13 deraadt 274: ipxerr_stats(u_long off, char *name)
1.1 mickey 275: {
276: struct ipx_errstat ipx_errstat;
1.8 mpech 277: int j;
278: int histoprint = 1;
1.1 mickey 279: int z;
280:
281: if (off == 0)
282: return;
283: kread(off, (char *)&ipx_errstat, sizeof (ipx_errstat));
284: printf("IPX error statistics:\n");
285: ANY(ipx_errstat.ipx_es_error, "call", " to ipx_error");
286: ANY(ipx_errstat.ipx_es_oldshort, "error",
287: " ignored due to insufficient addressing");
288: ANY(ipx_errstat.ipx_es_oldipx_err, "error request",
289: " in response to error packets");
290: ANY(ipx_errstat.ipx_es_tooshort, "error packet",
291: " received incomplete");
292: ANY(ipx_errstat.ipx_es_badcode, "error packet",
293: " received of unknown type");
1.11 deraadt 294: for (j = 0; j < IPX_ERR_MAX; j ++) {
1.1 mickey 295: z = ipx_errstat.ipx_es_outhist[j];
296: if (z && histoprint) {
297: printf("Output Error Histogram:\n");
298: histoprint = 0;
299: }
300: ipx_erputil(z, ipx_errstat.ipx_es_codes[j]);
301:
302: }
303: histoprint = 1;
1.11 deraadt 304: for (j = 0; j < IPX_ERR_MAX; j ++) {
1.1 mickey 305: z = ipx_errstat.ipx_es_inhist[j];
306: if (z && histoprint) {
307: printf("Input Error Histogram:\n");
308: histoprint = 0;
309: }
310: ipx_erputil(z, ipx_errstat.ipx_es_codes[j]);
311: }
312: }
313:
314: static void
1.13 deraadt 315: ipx_erputil(int z, int c)
1.1 mickey 316: {
317: int j;
318: char codebuf[30];
319: char *name, *where;
320:
1.11 deraadt 321: for (j = 0;; j ++) {
1.1 mickey 322: if ((name = ipx_errnames[j].name) == 0)
323: break;
324: if (ipx_errnames[j].code == c)
325: break;
326: }
1.11 deraadt 327: if (name == 0) {
1.1 mickey 328: if (c > 01000)
329: where = "in transit";
330: else
331: where = "at destination";
1.5 deraadt 332: snprintf(codebuf, sizeof codebuf,
333: "Unknown IPX error code 0%o", c);
1.1 mickey 334: name = codebuf;
335: } else
1.11 deraadt 336: where = ipx_errnames[j].where;
1.1 mickey 337: ANY(z, name, where);
338: }
1.6 fgsch 339: #endif /* IPXERRORMSGS */
1.1 mickey 340:
1.13 deraadt 341: static struct sockaddr_ipx ssipx = { AF_IPX };
1.1 mickey 342:
343: static char *
1.13 deraadt 344: ipx_prpr(struct ipx_addr *x)
1.1 mickey 345: {
346: struct sockaddr_ipx *sipx = &ssipx;
347:
348: sipx->sipx_addr = *x;
349: return(ipx_print((struct sockaddr *)sipx));
350: }
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