Annotation of src/usr.bin/netstat/ipx.c, Revision 1.1
1.1 ! mickey 1: /* $OpenBSD$ */
! 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.
! 16: * 3. All advertising materials mentioning features or use of this software
! 17: * must display the following acknowledgement:
! 18: * This product includes software developed by the University of
! 19: * California, Berkeley and its contributors.
! 20: * 4. Neither the name of the University nor the names of its contributors
! 21: * may be used to endorse or promote products derived from this software
! 22: * without specific prior written permission.
! 23: *
! 24: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
! 25: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 26: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 27: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
! 28: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 29: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 30: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 31: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 32: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 33: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 34: * SUCH DAMAGE.
! 35: */
! 36:
! 37: #ifndef lint
! 38: #if 0
! 39: static char sccsid[] = "from: @(#)ns.c 8.1 (Berkeley) 6/6/93";
! 40: #else
! 41: static char *rcsid = "$OpenBSD$";
! 42: #endif
! 43: #endif /* not lint */
! 44:
! 45: #include <sys/param.h>
! 46: #include <sys/socket.h>
! 47: #include <sys/socketvar.h>
! 48: #include <sys/mbuf.h>
! 49: #include <sys/protosw.h>
! 50:
! 51: #include <net/route.h>
! 52: #include <net/if.h>
! 53:
! 54: #include <netinet/tcp_fsm.h>
! 55:
! 56: #include <netipx/ipx.h>
! 57: #include <netipx/ipx_pcb.h>
! 58: #include <netipx/ipx.h>
! 59: #include <netipx/ipx_var.h>
! 60: #include <netipx/ipx_error.h>
! 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 <stdio.h>
! 70: #include <string.h>
! 71: #include "netstat.h"
! 72:
! 73: struct ipxpcb ipxpcb;
! 74: struct spxpcb spxpcb;
! 75: struct socket sockb;
! 76:
! 77: static char *ipx_prpr __P((struct ipx_addr *));
! 78: static void ipx_erputil __P((int, int));
! 79:
! 80: static int first = 1;
! 81:
! 82: /*
! 83: * Print a summary of connections related to an IPX
! 84: * protocol. For SPX, also give state of connection.
! 85: * Listening processes (aflag) are suppressed unless the
! 86: * -a (all) flag is specified.
! 87: */
! 88:
! 89: void
! 90: ipxprotopr(off, name)
! 91: u_long off;
! 92: char *name;
! 93: {
! 94: struct ipxpcbtable table;
! 95: register struct ipxpcb *head, *prev, *next;
! 96: int isspx;
! 97:
! 98: if (off == 0)
! 99: return;
! 100: isspx = strcmp(name, "spx") == 0;
! 101: kread(off, (char *)&table, sizeof (table));
! 102: prev = head = (struct ipxpcb *)
! 103: &((struct ipxpcbtable *)off)->ipxpt_queue.cqh_first;
! 104: next = table.ipxpt_queue.cqh_first;
! 105:
! 106: while (next != head) {
! 107: kread((u_long)next, (char *)&ipxpcb, sizeof (ipxpcb));
! 108: if (ipxpcb.ipxp_queue.cqe_prev != prev) {
! 109: printf("???\n");
! 110: break;
! 111: }
! 112: prev = next;
! 113: next = ipxpcb.ipxp_queue.cqe_next;
! 114:
! 115: if (!aflag && ipx_nullhost(ipxpcb.ipxp_faddr) )
! 116: continue;
! 117:
! 118: kread((u_long)ipxpcb.ipxp_socket,
! 119: (char *)&sockb, sizeof (sockb));
! 120: if (isspx) {
! 121: kread((u_long)ipxpcb.ipxp_ppcb,
! 122: (char *)&spxpcb, sizeof (spxpcb));
! 123: }
! 124: if (first) {
! 125: printf("Active Internetwork Packet Exchange connections");
! 126: if (aflag)
! 127: printf(" (including servers)");
! 128: putchar('\n');
! 129: if (Aflag)
! 130: printf("%-8.8s ", "PCB");
! 131: printf(Aflag ?
! 132: "%-5.5s %-6.6s %-6.6s %-18.18s %-18.18s %s\n" :
! 133: "%-5.5s %-6.6s %-6.6s %-22.22s %-22.22s %s\n",
! 134: "Proto", "Recv-Q", "Send-Q",
! 135: "Local Address", "Foreign Address", "(state)");
! 136: first = 0;
! 137: }
! 138: if (Aflag)
! 139: printf("%8x ", ipxpcb.ipxp_ppcb);
! 140: printf("%-5.5s %6d %6d ", name, sockb.so_rcv.sb_cc,
! 141: sockb.so_snd.sb_cc);
! 142: printf(" %-22.22s", ipx_prpr(&ipxpcb.ipxp_laddr));
! 143: printf(" %-22.22s", ipx_prpr(&ipxpcb.ipxp_faddr));
! 144: if (isspx) {
! 145: extern char *tcpstates[];
! 146: if (spxpcb.s_state >= TCP_NSTATES)
! 147: printf(" %d", spxpcb.s_state);
! 148: else
! 149: printf(" %s", tcpstates[spxpcb.s_state]);
! 150: }
! 151: putchar('\n');
! 152: }
! 153: }
! 154: #define ANY(x,y,z) \
! 155: ((x) ? printf("\t%d %s%s%s -- %s\n",x,y,plural(x),z,"x") : 0)
! 156:
! 157: /*
! 158: * Dump SPX statistics structure.
! 159: */
! 160: void
! 161: spx_stats(off, name)
! 162: u_long off;
! 163: char *name;
! 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);
! 172: ANY(spx_istat.nonucn, "connection", " dropped due to no new sockets ");
! 173: ANY(spx_istat.gonawy, "connection", " terminated due to our end dying");
! 174: ANY(spx_istat.nonucn, "connection",
! 175: " dropped due to inability to connect");
! 176: ANY(spx_istat.noconn, "connection",
! 177: " dropped due to inability to connect");
! 178: ANY(spx_istat.notme, "connection",
! 179: " incompleted due to mismatched id's");
! 180: ANY(spx_istat.wrncon, "connection", " dropped due to mismatched id's");
! 181: ANY(spx_istat.bdreas, "packet", " dropped out of sequence");
! 182: ANY(spx_istat.lstdup, "packet", " duplicating the highest packet");
! 183: ANY(spx_istat.notyet, "packet", " refused as exceeding allocation");
! 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");
! 209: ANY(spxstat.spxs_sndvoid, "request", " to send a non-existant packet");
! 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");
! 219: ANY(spxstat.spxs_rcvpartdupbyte, "dup. byte", " in part-dup. packet");
! 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
! 233: #define ANY(x,y,z) ((x) ? printf("\t%d %s%s%s\n",x,y,plural(x),z) : 0)
! 234:
! 235: /*
! 236: * Dump IPX statistics structure.
! 237: */
! 238: void
! 239: ipx_stats(off, name)
! 240: u_long off;
! 241: char *name;
! 242: {
! 243: struct ipxstat ipxstat;
! 244:
! 245: if (off == 0)
! 246: return;
! 247: kread(off, (char *)&ipxstat, sizeof (ipxstat));
! 248: printf("%s:\n", name);
! 249: ANY(ipxstat.ipxs_toosmall, "packet", " smaller than a header");
! 250: ANY(ipxstat.ipxs_tooshort, "packet", " smaller than advertised");
! 251: ANY(ipxstat.ipxs_badsum, "packet", " with bad checksums");
! 252: }
! 253:
! 254: static struct {
! 255: u_short code;
! 256: char *name;
! 257: char *where;
! 258: } ipx_errnames[] = {
! 259: {0, "Unspecified Error", " at Destination"},
! 260: {1, "Bad Checksum", " at Destination"},
! 261: {2, "No Listener", " at Socket"},
! 262: {3, "Packet", " Refused due to lack of space at Destination"},
! 263: {01000, "Unspecified Error", " while gatewayed"},
! 264: {01001, "Bad Checksum", " while gatewayed"},
! 265: {01002, "Packet", " forwarded too many times"},
! 266: {01003, "Packet", " too large to be forwarded"},
! 267: {-1, 0, 0},
! 268: };
! 269:
! 270: /*
! 271: * Dump IPX Error statistics structure.
! 272: */
! 273: /*ARGSUSED*/
! 274: void
! 275: ipxerr_stats(off, name)
! 276: u_long off;
! 277: char *name;
! 278: {
! 279: struct ipx_errstat ipx_errstat;
! 280: register int j;
! 281: register int histoprint = 1;
! 282: int z;
! 283:
! 284: if (off == 0)
! 285: return;
! 286: kread(off, (char *)&ipx_errstat, sizeof (ipx_errstat));
! 287: printf("IPX error statistics:\n");
! 288: ANY(ipx_errstat.ipx_es_error, "call", " to ipx_error");
! 289: ANY(ipx_errstat.ipx_es_oldshort, "error",
! 290: " ignored due to insufficient addressing");
! 291: ANY(ipx_errstat.ipx_es_oldipx_err, "error request",
! 292: " in response to error packets");
! 293: ANY(ipx_errstat.ipx_es_tooshort, "error packet",
! 294: " received incomplete");
! 295: ANY(ipx_errstat.ipx_es_badcode, "error packet",
! 296: " received of unknown type");
! 297: for(j = 0; j < IPX_ERR_MAX; j ++) {
! 298: z = ipx_errstat.ipx_es_outhist[j];
! 299: if (z && histoprint) {
! 300: printf("Output Error Histogram:\n");
! 301: histoprint = 0;
! 302: }
! 303: ipx_erputil(z, ipx_errstat.ipx_es_codes[j]);
! 304:
! 305: }
! 306: histoprint = 1;
! 307: for(j = 0; j < IPX_ERR_MAX; j ++) {
! 308: z = ipx_errstat.ipx_es_inhist[j];
! 309: if (z && histoprint) {
! 310: printf("Input Error Histogram:\n");
! 311: histoprint = 0;
! 312: }
! 313: ipx_erputil(z, ipx_errstat.ipx_es_codes[j]);
! 314: }
! 315: }
! 316:
! 317: static void
! 318: ipx_erputil(z, c)
! 319: int z, c;
! 320: {
! 321: int j;
! 322: char codebuf[30];
! 323: char *name, *where;
! 324:
! 325: for(j = 0;; j ++) {
! 326: if ((name = ipx_errnames[j].name) == 0)
! 327: break;
! 328: if (ipx_errnames[j].code == c)
! 329: break;
! 330: }
! 331: if (name == 0) {
! 332: if (c > 01000)
! 333: where = "in transit";
! 334: else
! 335: where = "at destination";
! 336: sprintf(codebuf, "Unknown IPX error code 0%o", c);
! 337: name = codebuf;
! 338: } else
! 339: where = ipx_errnames[j].where;
! 340: ANY(z, name, where);
! 341: }
! 342:
! 343: static struct sockaddr_ipx ssipx = {AF_IPX};
! 344:
! 345: static char *
! 346: ipx_prpr(x)
! 347: struct ipx_addr *x;
! 348: {
! 349: struct sockaddr_ipx *sipx = &ssipx;
! 350:
! 351: sipx->sipx_addr = *x;
! 352: return(ipx_print((struct sockaddr *)sipx));
! 353: }
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