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 37static 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 74static 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 83void 84ipxprotopr(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 */ 156void 157spx_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 */ 232void 233ipx_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 255static 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*/ 275void 276ipxerr_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 315static void 316ipx_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 341static struct sockaddr_ipx ssipx = { .sipx_family = AF_IPX }; 342 343static 344char *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