1 /*- 2 * Copyright (c) 1983, 1988, 1993, 1995 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of the University nor the names of its contributors 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30 #include <sys/param.h> 31 #include <sys/queue.h> 32 #include <sys/domain.h> 33 #define _WANT_PROTOSW 34 #include <sys/protosw.h> 35 #include <sys/socket.h> 36 #define _WANT_SOCKET 37 #include <sys/socketvar.h> 38 #include <sys/sysctl.h> 39 40 #include <net/route.h> 41 #include <net/if_arp.h> 42 #include <netinet/in.h> 43 #include <netinet/in_systm.h> 44 #include <netinet/ip.h> 45 #include <netinet/ip_carp.h> 46 #ifdef INET6 47 #include <netinet/ip6.h> 48 #endif /* INET6 */ 49 #include <netinet/in_pcb.h> 50 #include <netinet/ip_icmp.h> 51 #include <netinet/icmp_var.h> 52 #include <netinet/igmp_var.h> 53 #include <netinet/ip_divert.h> 54 #include <netinet/ip_var.h> 55 #include <netinet/pim_var.h> 56 #include <netinet/tcp.h> 57 #include <netinet/tcpip.h> 58 #include <netinet/tcp_seq.h> 59 #define TCPSTATES 60 #include <netinet/tcp_fsm.h> 61 #include <netinet/tcp_var.h> 62 #include <netinet/udp.h> 63 #include <netinet/udp_var.h> 64 65 #include <arpa/inet.h> 66 #include <errno.h> 67 #include <libutil.h> 68 #include <netdb.h> 69 #include <stdint.h> 70 #include <stdio.h> 71 #include <stdlib.h> 72 #include <stdbool.h> 73 #include <string.h> 74 #include <unistd.h> 75 #include <libxo/xo.h> 76 #include "netstat.h" 77 #include "nl_defs.h" 78 79 #define max(a, b) (((a) > (b)) ? (a) : (b)) 80 81 #ifdef INET 82 static void inetprint(const char *, struct in_addr *, int, const char *, int, 83 const int); 84 #endif 85 #ifdef INET6 86 static int udp_done, udplite_done, tcp_done, sdp_done; 87 #endif /* INET6 */ 88 89 static int 90 pcblist_sysctl(int proto, const char *name, char **bufp) 91 { 92 const char *mibvar; 93 char *buf; 94 size_t len; 95 96 switch (proto) { 97 case IPPROTO_TCP: 98 mibvar = "net.inet.tcp.pcblist"; 99 break; 100 case IPPROTO_UDP: 101 mibvar = "net.inet.udp.pcblist"; 102 break; 103 case IPPROTO_UDPLITE: 104 mibvar = "net.inet.udplite.pcblist"; 105 break; 106 default: 107 mibvar = "net.inet.raw.pcblist"; 108 break; 109 } 110 if (strncmp(name, "sdp", 3) == 0) 111 mibvar = "net.inet.sdp.pcblist"; 112 else if (strncmp(name, "divert", 6) == 0) 113 mibvar = "net.inet.divert.pcblist"; 114 len = 0; 115 if (sysctlbyname(mibvar, 0, &len, 0, 0) < 0) { 116 if (errno != ENOENT) 117 xo_warn("sysctl: %s", mibvar); 118 return (0); 119 } 120 if ((buf = malloc(len)) == NULL) { 121 xo_warnx("malloc %lu bytes", (u_long)len); 122 return (0); 123 } 124 if (sysctlbyname(mibvar, buf, &len, 0, 0) < 0) { 125 xo_warn("sysctl: %s", mibvar); 126 free(buf); 127 return (0); 128 } 129 *bufp = buf; 130 return (1); 131 } 132 133 /* 134 * Copied directly from uipc_socket2.c. We leave out some fields that are in 135 * nested structures that aren't used to avoid extra work. 136 */ 137 static void 138 sbtoxsockbuf(struct sockbuf *sb, struct xsockbuf *xsb) 139 { 140 xsb->sb_cc = sb->sb_ccc; 141 xsb->sb_hiwat = sb->sb_hiwat; 142 xsb->sb_mbcnt = sb->sb_mbcnt; 143 xsb->sb_mbmax = sb->sb_mbmax; 144 xsb->sb_lowat = sb->sb_lowat; 145 xsb->sb_flags = sb->sb_flags; 146 xsb->sb_timeo = sb->sb_timeo; 147 } 148 149 int 150 sotoxsocket(struct socket *so, struct xsocket *xso) 151 { 152 struct protosw proto; 153 struct domain domain; 154 155 bzero(xso, sizeof *xso); 156 xso->xso_len = sizeof *xso; 157 xso->xso_so = (uintptr_t)so; 158 xso->so_type = so->so_type; 159 xso->so_options = so->so_options; 160 xso->so_linger = so->so_linger; 161 xso->so_state = so->so_state; 162 xso->so_pcb = (uintptr_t)so->so_pcb; 163 if (kread((uintptr_t)so->so_proto, &proto, sizeof(proto)) != 0) 164 return (-1); 165 xso->xso_protocol = proto.pr_protocol; 166 if (kread((uintptr_t)proto.pr_domain, &domain, sizeof(domain)) != 0) 167 return (-1); 168 xso->xso_family = domain.dom_family; 169 xso->so_timeo = so->so_timeo; 170 xso->so_error = so->so_error; 171 if ((so->so_options & SO_ACCEPTCONN) != 0) { 172 xso->so_qlen = so->sol_qlen; 173 xso->so_incqlen = so->sol_incqlen; 174 xso->so_qlimit = so->sol_qlimit; 175 } else { 176 sbtoxsockbuf(&so->so_snd, &xso->so_snd); 177 sbtoxsockbuf(&so->so_rcv, &xso->so_rcv); 178 xso->so_oobmark = so->so_oobmark; 179 } 180 return (0); 181 } 182 183 /* 184 * Print a summary of connections related to an Internet 185 * protocol. For TCP, also give state of connection. 186 * Listening processes (aflag) are suppressed unless the 187 * -a (all) flag is specified. 188 */ 189 void 190 protopr(u_long off, const char *name, int af1, int proto) 191 { 192 static int first = 1; 193 int istcp; 194 char *buf; 195 const char *vchar; 196 struct xtcpcb *tp; 197 struct xinpcb *inp; 198 struct xinpgen *xig, *oxig; 199 struct xsocket *so; 200 int fnamelen, cnamelen; 201 202 istcp = 0; 203 switch (proto) { 204 case IPPROTO_TCP: 205 #ifdef INET6 206 if (strncmp(name, "sdp", 3) != 0) { 207 if (tcp_done != 0) 208 return; 209 else 210 tcp_done = 1; 211 } else { 212 if (sdp_done != 0) 213 return; 214 else 215 sdp_done = 1; 216 } 217 #endif 218 istcp = 1; 219 break; 220 case IPPROTO_UDP: 221 #ifdef INET6 222 if (udp_done != 0) 223 return; 224 else 225 udp_done = 1; 226 #endif 227 break; 228 case IPPROTO_UDPLITE: 229 #ifdef INET6 230 if (udplite_done != 0) 231 return; 232 else 233 udplite_done = 1; 234 #endif 235 break; 236 } 237 238 if (!pcblist_sysctl(proto, name, &buf)) 239 return; 240 if (istcp && (cflag || Cflag)) { 241 fnamelen = strlen("Stack"); 242 cnamelen = strlen("CC"); 243 oxig = xig = (struct xinpgen *)buf; 244 for (xig = (struct xinpgen*)((char *)xig + xig->xig_len); 245 xig->xig_len > sizeof(struct xinpgen); 246 xig = (struct xinpgen *)((char *)xig + xig->xig_len)) { 247 tp = (struct xtcpcb *)xig; 248 inp = &tp->xt_inp; 249 if (inp->inp_gencnt > oxig->xig_gen) 250 continue; 251 so = &inp->xi_socket; 252 if (so->xso_protocol != proto) 253 continue; 254 fnamelen = max(fnamelen, (int)strlen(tp->xt_stack)); 255 cnamelen = max(cnamelen, (int)strlen(tp->xt_cc)); 256 } 257 } 258 259 oxig = xig = (struct xinpgen *)buf; 260 for (xig = (struct xinpgen *)((char *)xig + xig->xig_len); 261 xig->xig_len > sizeof(struct xinpgen); 262 xig = (struct xinpgen *)((char *)xig + xig->xig_len)) { 263 if (istcp) { 264 tp = (struct xtcpcb *)xig; 265 inp = &tp->xt_inp; 266 } else { 267 inp = (struct xinpcb *)xig; 268 } 269 so = &inp->xi_socket; 270 271 /* Ignore sockets for protocols other than the desired one. */ 272 if (proto != 0 && so->xso_protocol != proto) 273 continue; 274 275 /* Ignore PCBs which were freed during copyout. */ 276 if (inp->inp_gencnt > oxig->xig_gen) 277 continue; 278 279 if ((af1 == AF_INET && (inp->inp_vflag & INP_IPV4) == 0) 280 #ifdef INET6 281 || (af1 == AF_INET6 && (inp->inp_vflag & INP_IPV6) == 0) 282 #endif /* INET6 */ 283 || (af1 == AF_UNSPEC && ((inp->inp_vflag & INP_IPV4) == 0 284 #ifdef INET6 285 && (inp->inp_vflag & INP_IPV6) == 0 286 #endif /* INET6 */ 287 )) 288 ) 289 continue; 290 if (!aflag && 291 ( 292 (istcp && tp->t_state == TCPS_LISTEN) 293 || (af1 == AF_INET && 294 inp->inp_laddr.s_addr == INADDR_ANY) 295 #ifdef INET6 296 || (af1 == AF_INET6 && 297 IN6_IS_ADDR_UNSPECIFIED(&inp->in6p_laddr)) 298 #endif /* INET6 */ 299 || (af1 == AF_UNSPEC && 300 (((inp->inp_vflag & INP_IPV4) != 0 && 301 inp->inp_laddr.s_addr == INADDR_ANY) 302 #ifdef INET6 303 || ((inp->inp_vflag & INP_IPV6) != 0 && 304 IN6_IS_ADDR_UNSPECIFIED(&inp->in6p_laddr)) 305 #endif 306 )) 307 )) 308 continue; 309 310 if (first) { 311 if (!Lflag) { 312 xo_emit("Active Internet connections"); 313 if (aflag) 314 xo_emit(" (including servers)"); 315 } else 316 xo_emit( 317 "Current listen queue sizes (qlen/incqlen/maxqlen)"); 318 xo_emit("\n"); 319 if (Aflag) 320 xo_emit("{T:/%-*s} ", 2 * (int)sizeof(void *), 321 "Tcpcb"); 322 if (Lflag) 323 xo_emit((Aflag && !Wflag) ? 324 "{T:/%-5.5s} {T:/%-32.32s} {T:/%-18.18s}" : 325 ((!Wflag || af1 == AF_INET) ? 326 "{T:/%-5.5s} {T:/%-32.32s} {T:/%-22.22s}" : 327 "{T:/%-5.5s} {T:/%-32.32s} {T:/%-45.45s}"), 328 "Proto", "Listen", "Local Address"); 329 else if (Tflag) 330 xo_emit((Aflag && !Wflag) ? 331 "{T:/%-9.9s} {T:/%-6.6s} {T:/%-6.6s} {T:/%-6.6s} {T:/%-18.18s} {T:/%s}" : 332 ((!Wflag || af1 == AF_INET) ? 333 "{T:/%-9.9s} {T:/%-6.6s} {T:/%-6.6s} {T:/%-6.6s} {T:/%-22.22s} {T:/%s}" : 334 "{T:/%-9.9s} {T:/%-6.6s} {T:/%-6.6s} {T:/%-6.6s} {T:/%-45.45s} {T:/%s}"), 335 "Proto", "Rexmit", "OOORcv", "0-win", 336 "Local Address", "Foreign Address"); 337 else { 338 xo_emit((Aflag && !Wflag) ? 339 "{T:/%-9.9s} {T:/%-6.6s} {T:/%-6.6s} {T:/%-18.18s} {T:/%-18.18s}" : 340 ((!Wflag || af1 == AF_INET) ? 341 "{T:/%-9.9s} {T:/%-6.6s} {T:/%-6.6s} {T:/%-22.22s} {T:/%-22.22s}" : 342 "{T:/%-9.9s} {T:/%-6.6s} {T:/%-6.6s} {T:/%-45.45s} {T:/%-45.45s}"), 343 "Proto", "Recv-Q", "Send-Q", 344 "Local Address", "Foreign Address"); 345 if (!xflag && !Rflag) 346 xo_emit(" {T:/%-11.11s}", "(state)"); 347 } 348 if (xflag) { 349 xo_emit(" {T:/%-6.6s} {T:/%-6.6s} " 350 "{T:/%-6.6s} {T:/%-6.6s} {T:/%-6.6s} " 351 "{T:/%-6.6s} {T:/%-6.6s} {T:/%-6.6s}", 352 "R-HIWA", "S-HIWA", "R-LOWA", "S-LOWA", 353 "R-BCNT", "S-BCNT", "R-BMAX", "S-BMAX"); 354 xo_emit(" {T:/%7.7s} {T:/%7.7s} {T:/%7.7s} " 355 "{T:/%7.7s} {T:/%7.7s} {T:/%7.7s}", 356 "rexmt", "persist", "keep", "2msl", 357 "delack", "rcvtime"); 358 } else if (Rflag) { 359 xo_emit(" {T:/%8.8s} {T:/%5.5s}", 360 "flowid", "ftype"); 361 } 362 if (cflag) { 363 xo_emit(" {T:/%-*.*s}", 364 fnamelen, fnamelen, "Stack"); 365 } 366 if (Cflag) 367 xo_emit(" {T:/%-*.*s} {T:/%10.10s}" 368 " {T:/%10.10s} {T:/%5.5s}" 369 " {T:/%3.3s}", cnamelen, 370 cnamelen, "CC", 371 "cwin", 372 "ssthresh", 373 "MSS", 374 "ECN"); 375 if (Pflag) 376 xo_emit(" {T:/%s}", "Log ID"); 377 xo_emit("\n"); 378 first = 0; 379 } 380 if (Lflag && so->so_qlimit == 0) 381 continue; 382 xo_open_instance("socket"); 383 if (Aflag) 384 xo_emit("{q:address/%*lx} ", 2 * (int)sizeof(void *), 385 (u_long)so->so_pcb); 386 #ifdef INET6 387 if ((inp->inp_vflag & INP_IPV6) != 0) 388 vchar = ((inp->inp_vflag & INP_IPV4) != 0) ? 389 "46" : "6"; 390 else 391 #endif 392 vchar = ((inp->inp_vflag & INP_IPV4) != 0) ? 393 "4" : ""; 394 if (istcp && (tp->t_flags & TF_TOE) != 0) 395 xo_emit("{:protocol/%-3.3s%-6.6s/%s%s} ", "toe", vchar); 396 else { 397 int len; 398 399 len = max (2, 9 - strlen(name)); 400 xo_emit("{:protocol/%.7s%-*.*s/%s%s} ", name, len, len, 401 vchar); 402 } 403 if (Lflag) { 404 char buf1[33]; 405 406 snprintf(buf1, sizeof buf1, "%u/%u/%u", so->so_qlen, 407 so->so_incqlen, so->so_qlimit); 408 xo_emit("{:listen-queue-sizes/%-32.32s} ", buf1); 409 } else if (Tflag) { 410 if (istcp) 411 xo_emit("{:sent-retransmit-packets/%6u} " 412 "{:received-out-of-order-packets/%6u} " 413 "{:sent-zero-window/%6u} ", 414 tp->t_sndrexmitpack, tp->t_rcvoopack, 415 tp->t_sndzerowin); 416 else 417 xo_emit("{P:/%21s}", ""); 418 } else { 419 xo_emit("{:receive-bytes-waiting/%6u} " 420 "{:send-bytes-waiting/%6u} ", 421 so->so_rcv.sb_cc, so->so_snd.sb_cc); 422 } 423 if (numeric_port) { 424 #ifdef INET 425 if (inp->inp_vflag & INP_IPV4) { 426 inetprint("local", &inp->inp_laddr, 427 (int)inp->inp_lport, name, 1, af1); 428 if (!Lflag) 429 inetprint("remote", &inp->inp_faddr, 430 (int)inp->inp_fport, name, 1, af1); 431 } 432 #endif 433 #if defined(INET) && defined(INET6) 434 else 435 #endif 436 #ifdef INET6 437 if (inp->inp_vflag & INP_IPV6) { 438 inet6print("local", &inp->in6p_laddr, 439 (int)inp->inp_lport, name, 1); 440 if (!Lflag) 441 inet6print("remote", &inp->in6p_faddr, 442 (int)inp->inp_fport, name, 1); 443 } /* else nothing printed now */ 444 #endif /* INET6 */ 445 } else if (inp->inp_flags & INP_ANONPORT) { 446 #ifdef INET 447 if (inp->inp_vflag & INP_IPV4) { 448 inetprint("local", &inp->inp_laddr, 449 (int)inp->inp_lport, name, 1, af1); 450 if (!Lflag) 451 inetprint("remote", &inp->inp_faddr, 452 (int)inp->inp_fport, name, 0, af1); 453 } 454 #endif 455 #if defined(INET) && defined(INET6) 456 else 457 #endif 458 #ifdef INET6 459 if (inp->inp_vflag & INP_IPV6) { 460 inet6print("local", &inp->in6p_laddr, 461 (int)inp->inp_lport, name, 1); 462 if (!Lflag) 463 inet6print("remote", &inp->in6p_faddr, 464 (int)inp->inp_fport, name, 0); 465 } /* else nothing printed now */ 466 #endif /* INET6 */ 467 } else { 468 #ifdef INET 469 if (inp->inp_vflag & INP_IPV4) { 470 inetprint("local", &inp->inp_laddr, 471 (int)inp->inp_lport, name, 0, af1); 472 if (!Lflag) 473 inetprint("remote", &inp->inp_faddr, 474 (int)inp->inp_fport, name, 475 inp->inp_lport != inp->inp_fport, 476 af1); 477 } 478 #endif 479 #if defined(INET) && defined(INET6) 480 else 481 #endif 482 #ifdef INET6 483 if (inp->inp_vflag & INP_IPV6) { 484 inet6print("local", &inp->in6p_laddr, 485 (int)inp->inp_lport, name, 0); 486 if (!Lflag) 487 inet6print("remote", &inp->in6p_faddr, 488 (int)inp->inp_fport, name, 489 inp->inp_lport != inp->inp_fport); 490 } /* else nothing printed now */ 491 #endif /* INET6 */ 492 } 493 if (xflag) { 494 xo_emit("{:receive-high-water/%6u} " 495 "{:send-high-water/%6u} " 496 "{:receive-low-water/%6u} {:send-low-water/%6u} " 497 "{:receive-mbuf-bytes/%6u} {:send-mbuf-bytes/%6u} " 498 "{:receive-mbuf-bytes-max/%6u} " 499 "{:send-mbuf-bytes-max/%6u}", 500 so->so_rcv.sb_hiwat, so->so_snd.sb_hiwat, 501 so->so_rcv.sb_lowat, so->so_snd.sb_lowat, 502 so->so_rcv.sb_mbcnt, so->so_snd.sb_mbcnt, 503 so->so_rcv.sb_mbmax, so->so_snd.sb_mbmax); 504 if (istcp) 505 xo_emit(" {:retransmit-timer/%4d.%02d} " 506 "{:persist-timer/%4d.%02d} " 507 "{:keepalive-timer/%4d.%02d} " 508 "{:msl2-timer/%4d.%02d} " 509 "{:delay-ack-timer/%4d.%02d} " 510 "{:inactivity-timer/%4d.%02d}", 511 tp->tt_rexmt / 1000, 512 (tp->tt_rexmt % 1000) / 10, 513 tp->tt_persist / 1000, 514 (tp->tt_persist % 1000) / 10, 515 tp->tt_keep / 1000, 516 (tp->tt_keep % 1000) / 10, 517 tp->tt_2msl / 1000, 518 (tp->tt_2msl % 1000) / 10, 519 tp->tt_delack / 1000, 520 (tp->tt_delack % 1000) / 10, 521 tp->t_rcvtime / 1000, 522 (tp->t_rcvtime % 1000) / 10); 523 } 524 if (istcp && !Lflag && !xflag && !Tflag && !Rflag) { 525 if (tp->t_state < 0 || tp->t_state >= TCP_NSTATES) 526 xo_emit("{:tcp-state/%-11d}", tp->t_state); 527 else { 528 xo_emit("{:tcp-state/%-11s}", 529 tcpstates[tp->t_state]); 530 #if defined(TF_NEEDSYN) && defined(TF_NEEDFIN) 531 /* Show T/TCP `hidden state' */ 532 if (tp->t_flags & (TF_NEEDSYN|TF_NEEDFIN)) 533 xo_emit("{:need-syn-or-fin/*}"); 534 #endif /* defined(TF_NEEDSYN) && defined(TF_NEEDFIN) */ 535 } 536 } 537 if (Rflag) { 538 /* XXX: is this right Alfred */ 539 xo_emit(" {:flow-id/%08x} {:flow-type/%5d}", 540 inp->inp_flowid, 541 inp->inp_flowtype); 542 } 543 if (istcp) { 544 if (cflag) 545 xo_emit(" {:stack/%-*.*s}", 546 547 fnamelen, fnamelen, tp->xt_stack); 548 if (Cflag) 549 xo_emit(" {:cc/%-*.*s}" 550 " {:snd-cwnd/%10lu}" 551 " {:snd-ssthresh/%10lu}" 552 " {:t-maxseg/%5u} {:ecn/%3s}", 553 cnamelen, cnamelen, tp->xt_cc, 554 tp->t_snd_cwnd, tp->t_snd_ssthresh, 555 tp->t_maxseg, 556 (tp->t_state >= TCPS_ESTABLISHED ? 557 (tp->xt_ecn > 0 ? 558 (tp->xt_ecn == 1 ? 559 "ecn" : "ace") 560 : "off") 561 : "n/a")); 562 if (Pflag) 563 xo_emit(" {:log-id/%s}", 564 tp->xt_logid[0] == '\0' ? 565 "-" : tp->xt_logid); 566 } 567 xo_emit("\n"); 568 xo_close_instance("socket"); 569 } 570 if (xig != oxig && xig->xig_gen != oxig->xig_gen) { 571 if (oxig->xig_count > xig->xig_count) { 572 xo_emit("Some {d:lost/%s} sockets may have been " 573 "deleted.\n", name); 574 } else if (oxig->xig_count < xig->xig_count) { 575 xo_emit("Some {d:created/%s} sockets may have been " 576 "created.\n", name); 577 } else { 578 xo_emit("Some {d:changed/%s} sockets may have been " 579 "created or deleted.\n", name); 580 } 581 } 582 free(buf); 583 } 584 585 /* 586 * Dump TCP statistics structure. 587 */ 588 void 589 tcp_stats(u_long off, const char *name, int af1 __unused, int proto __unused) 590 { 591 struct tcpstat tcpstat; 592 uint64_t tcps_states[TCP_NSTATES]; 593 594 #ifdef INET6 595 if (tcp_done != 0) 596 return; 597 else 598 tcp_done = 1; 599 #endif 600 601 if (fetch_stats("net.inet.tcp.stats", off, &tcpstat, 602 sizeof(tcpstat), kread_counters) != 0) 603 return; 604 605 if (fetch_stats_ro("net.inet.tcp.states", nl[N_TCPS_STATES].n_value, 606 &tcps_states, sizeof(tcps_states), kread_counters) != 0) 607 return; 608 609 xo_open_container("tcp"); 610 xo_emit("{T:/%s}:\n", name); 611 612 #define p(f, m) if (tcpstat.f || sflag <= 1) \ 613 xo_emit(m, (uintmax_t )tcpstat.f, plural(tcpstat.f)) 614 #define p1a(f, m) if (tcpstat.f || sflag <= 1) \ 615 xo_emit(m, (uintmax_t )tcpstat.f) 616 #define p2(f1, f2, m) if (tcpstat.f1 || tcpstat.f2 || sflag <= 1) \ 617 xo_emit(m, (uintmax_t )tcpstat.f1, plural(tcpstat.f1), \ 618 (uintmax_t )tcpstat.f2, plural(tcpstat.f2)) 619 #define p2a(f1, f2, m) if (tcpstat.f1 || tcpstat.f2 || sflag <= 1) \ 620 xo_emit(m, (uintmax_t )tcpstat.f1, plural(tcpstat.f1), \ 621 (uintmax_t )tcpstat.f2) 622 #define p3(f, m) if (tcpstat.f || sflag <= 1) \ 623 xo_emit(m, (uintmax_t )tcpstat.f, pluralies(tcpstat.f)) 624 625 p(tcps_sndtotal, "\t{:sent-packets/%ju} {N:/packet%s sent}\n"); 626 p2(tcps_sndpack,tcps_sndbyte, "\t\t{:sent-data-packets/%ju} " 627 "{N:/data packet%s} ({:sent-data-bytes/%ju} {N:/byte%s})\n"); 628 p2(tcps_sndrexmitpack, tcps_sndrexmitbyte, "\t\t" 629 "{:sent-retransmitted-packets/%ju} {N:/data packet%s} " 630 "({:sent-retransmitted-bytes/%ju} {N:/byte%s}) " 631 "{N:retransmitted}\n"); 632 p(tcps_sndrexmitbad, "\t\t" 633 "{:sent-unnecessary-retransmitted-packets/%ju} " 634 "{N:/data packet%s unnecessarily retransmitted}\n"); 635 p(tcps_mturesent, "\t\t{:sent-resends-by-mtu-discovery/%ju} " 636 "{N:/resend%s initiated by MTU discovery}\n"); 637 p2a(tcps_sndacks, tcps_delack, "\t\t{:sent-ack-only-packets/%ju} " 638 "{N:/ack-only packet%s/} ({:sent-packets-delayed/%ju} " 639 "{N:delayed})\n"); 640 p(tcps_sndurg, "\t\t{:sent-urg-only-packets/%ju} " 641 "{N:/URG only packet%s}\n"); 642 p(tcps_sndprobe, "\t\t{:sent-window-probe-packets/%ju} " 643 "{N:/window probe packet%s}\n"); 644 p(tcps_sndwinup, "\t\t{:sent-window-update-packets/%ju} " 645 "{N:/window update packet%s}\n"); 646 p(tcps_sndctrl, "\t\t{:sent-control-packets/%ju} " 647 "{N:/control packet%s}\n"); 648 p(tcps_rcvtotal, "\t{:received-packets/%ju} " 649 "{N:/packet%s received}\n"); 650 p2(tcps_rcvackpack, tcps_rcvackbyte, "\t\t" 651 "{:received-ack-packets/%ju} {N:/ack%s} " 652 "{N:(for} {:received-ack-bytes/%ju} {N:/byte%s})\n"); 653 p(tcps_rcvdupack, "\t\t{:received-duplicate-acks/%ju} " 654 "{N:/duplicate ack%s}\n"); 655 p(tcps_tunneled_pkts, "\t\t{:received-udp-tunneled-pkts/%ju} " 656 "{N:/UDP tunneled pkt%s}\n"); 657 p(tcps_tunneled_errs, "\t\t{:received-bad-udp-tunneled-pkts/%ju} " 658 "{N:/UDP tunneled pkt cnt with error%s}\n"); 659 p(tcps_rcvacktoomuch, "\t\t{:received-acks-for-data-not-yet-sent/%ju} " 660 "{N:/ack%s for data not yet sent}\n"); 661 p(tcps_rcvghostack, "\t\t{:received-acks-for-data-never-been-sent/%ju} " 662 "{N:/ack%s for data never been sent (ghost acks)}\n"); 663 p(tcps_rcvacktooold, "\t\t{:received-acks-for-data-being-too-old/%ju} " 664 "{N:/ack%s for data being too old}\n"); 665 p2(tcps_rcvpack, tcps_rcvbyte, "\t\t" 666 "{:received-in-sequence-packets/%ju} {N:/packet%s} " 667 "({:received-in-sequence-bytes/%ju} {N:/byte%s}) " 668 "{N:received in-sequence}\n"); 669 p2(tcps_rcvduppack, tcps_rcvdupbyte, "\t\t" 670 "{:received-completely-duplicate-packets/%ju} " 671 "{N:/completely duplicate packet%s} " 672 "({:received-completely-duplicate-bytes/%ju} {N:/byte%s})\n"); 673 p(tcps_pawsdrop, "\t\t{:received-old-duplicate-packets/%ju} " 674 "{N:/old duplicate packet%s}\n"); 675 p2(tcps_rcvpartduppack, tcps_rcvpartdupbyte, "\t\t" 676 "{:received-some-duplicate-packets/%ju} " 677 "{N:/packet%s with some dup. data} " 678 "({:received-some-duplicate-bytes/%ju} {N:/byte%s duped/})\n"); 679 p2(tcps_rcvoopack, tcps_rcvoobyte, "\t\t{:received-out-of-order/%ju} " 680 "{N:/out-of-order packet%s} " 681 "({:received-out-of-order-bytes/%ju} {N:/byte%s})\n"); 682 p2(tcps_rcvpackafterwin, tcps_rcvbyteafterwin, "\t\t" 683 "{:received-after-window-packets/%ju} {N:/packet%s} " 684 "({:received-after-window-bytes/%ju} {N:/byte%s}) " 685 "{N:of data after window}\n"); 686 p(tcps_rcvwinprobe, "\t\t{:received-window-probes/%ju} " 687 "{N:/window probe%s}\n"); 688 p(tcps_rcvwinupd, "\t\t{:receive-window-update-packets/%ju} " 689 "{N:/window update packet%s}\n"); 690 p(tcps_dsack_count, "\t\t{:received-with-dsack-packets/%ju} " 691 "{N:/packet%s received with dsack}\n"); 692 p(tcps_dsack_bytes, "\t\t{:received-with-dsack-bytes/%ju} " 693 "{N:/dsack byte%s received (no TLP involved)}\n"); 694 p(tcps_dsack_tlp_bytes, "\t\t{:received-with-dsack-bytes-tlp/%ju} " 695 "{N:/dsack byte%s received (TLP responsible)}\n"); 696 p(tcps_rcvafterclose, "\t\t{:received-after-close-packets/%ju} " 697 "{N:/packet%s received after close}\n"); 698 p(tcps_rcvbadsum, "\t\t{:discard-bad-checksum/%ju} " 699 "{N:/discarded for bad checksum%s}\n"); 700 p(tcps_rcvbadoff, "\t\t{:discard-bad-header-offset/%ju} " 701 "{N:/discarded for bad header offset field%s}\n"); 702 p1a(tcps_rcvshort, "\t\t{:discard-too-short/%ju} " 703 "{N:discarded because packet too short}\n"); 704 p1a(tcps_rcvreassfull, "\t\t{:discard-reassembly-queue-full/%ju} " 705 "{N:discarded due to full reassembly queue}\n"); 706 p(tcps_connattempt, "\t{:connection-requests/%ju} " 707 "{N:/connection request%s}\n"); 708 p(tcps_accepts, "\t{:connections-accepts/%ju} " 709 "{N:/connection accept%s}\n"); 710 p(tcps_badsyn, "\t{:bad-connection-attempts/%ju} " 711 "{N:/bad connection attempt%s}\n"); 712 p(tcps_listendrop, "\t{:listen-queue-overflows/%ju} " 713 "{N:/listen queue overflow%s}\n"); 714 p(tcps_badrst, "\t{:ignored-in-window-resets/%ju} " 715 "{N:/ignored RSTs in the window%s}\n"); 716 p(tcps_connects, "\t{:connections-established/%ju} " 717 "{N:/connection%s established (including accepts)}\n"); 718 p(tcps_usedrtt, "\t\t{:connections-hostcache-rtt/%ju} " 719 "{N:/time%s used RTT from hostcache}\n"); 720 p(tcps_usedrttvar, "\t\t{:connections-hostcache-rttvar/%ju} " 721 "{N:/time%s used RTT variance from hostcache}\n"); 722 p(tcps_usedssthresh, "\t\t{:connections-hostcache-ssthresh/%ju} " 723 "{N:/time%s used slow-start threshold from hostcache}\n"); 724 p2(tcps_closed, tcps_drops, "\t{:connections-closed/%ju} " 725 "{N:/connection%s closed (including} " 726 "{:connection-drops/%ju} {N:/drop%s})\n"); 727 p(tcps_cachedrtt, "\t\t{:connections-updated-rtt-on-close/%ju} " 728 "{N:/connection%s updated cached RTT on close}\n"); 729 p(tcps_cachedrttvar, "\t\t" 730 "{:connections-updated-variance-on-close/%ju} " 731 "{N:/connection%s updated cached RTT variance on close}\n"); 732 p(tcps_cachedssthresh, "\t\t" 733 "{:connections-updated-ssthresh-on-close/%ju} " 734 "{N:/connection%s updated cached ssthresh on close}\n"); 735 p(tcps_conndrops, "\t{:embryonic-connections-dropped/%ju} " 736 "{N:/embryonic connection%s dropped}\n"); 737 p2(tcps_rttupdated, tcps_segstimed, "\t{:segments-updated-rtt/%ju} " 738 "{N:/segment%s updated rtt (of} " 739 "{:segment-update-attempts/%ju} {N:/attempt%s})\n"); 740 p(tcps_rexmttimeo, "\t{:retransmit-timeouts/%ju} " 741 "{N:/retransmit timeout%s}\n"); 742 p(tcps_timeoutdrop, "\t\t" 743 "{:connections-dropped-by-retransmit-timeout/%ju} " 744 "{N:/connection%s dropped by rexmit timeout}\n"); 745 p(tcps_persisttimeo, "\t{:persist-timeout/%ju} " 746 "{N:/persist timeout%s}\n"); 747 p(tcps_persistdrop, "\t\t" 748 "{:connections-dropped-by-persist-timeout/%ju} " 749 "{N:/connection%s dropped by persist timeout}\n"); 750 p(tcps_finwait2_drops, "\t" 751 "{:connections-dropped-by-finwait2-timeout/%ju} " 752 "{N:/Connection%s (fin_wait_2) dropped because of timeout}\n"); 753 p(tcps_keeptimeo, "\t{:keepalive-timeout/%ju} " 754 "{N:/keepalive timeout%s}\n"); 755 p(tcps_keepprobe, "\t\t{:keepalive-probes/%ju} " 756 "{N:/keepalive probe%s sent}\n"); 757 p(tcps_keepdrops, "\t\t{:connections-dropped-by-keepalives/%ju} " 758 "{N:/connection%s dropped by keepalive}\n"); 759 p(tcps_progdrops, "\t{:connections-dropped-due-to-progress-time/%ju} " 760 "{N:/connection%s dropped due to exceeding progress time}\n"); 761 p(tcps_predack, "\t{:ack-header-predictions/%ju} " 762 "{N:/correct ACK header prediction%s}\n"); 763 p(tcps_preddat, "\t{:data-packet-header-predictions/%ju} " 764 "{N:/correct data packet header prediction%s}\n"); 765 766 xo_open_container("syncache"); 767 768 p3(tcps_sc_added, "\t{:entries-added/%ju} " 769 "{N:/syncache entr%s added}\n"); 770 p1a(tcps_sc_retransmitted, "\t\t{:retransmitted/%ju} " 771 "{N:/retransmitted}\n"); 772 p1a(tcps_sc_dupsyn, "\t\t{:duplicates/%ju} {N:/dupsyn}\n"); 773 p1a(tcps_sc_dropped, "\t\t{:dropped/%ju} {N:/dropped}\n"); 774 p1a(tcps_sc_completed, "\t\t{:completed/%ju} {N:/completed}\n"); 775 p1a(tcps_sc_bucketoverflow, "\t\t{:bucket-overflow/%ju} " 776 "{N:/bucket overflow}\n"); 777 p1a(tcps_sc_cacheoverflow, "\t\t{:cache-overflow/%ju} " 778 "{N:/cache overflow}\n"); 779 p1a(tcps_sc_reset, "\t\t{:reset/%ju} {N:/reset}\n"); 780 p1a(tcps_sc_stale, "\t\t{:stale/%ju} {N:/stale}\n"); 781 p1a(tcps_sc_aborted, "\t\t{:aborted/%ju} {N:/aborted}\n"); 782 p1a(tcps_sc_badack, "\t\t{:bad-ack/%ju} {N:/badack}\n"); 783 p1a(tcps_sc_unreach, "\t\t{:unreachable/%ju} {N:/unreach}\n"); 784 p(tcps_sc_zonefail, "\t\t{:zone-failures/%ju} {N:/zone failure%s}\n"); 785 786 xo_close_container("syncache"); 787 788 xo_open_container("syncookies"); 789 790 p(tcps_sc_sendcookie, "\t{:sent-cookies/%ju} {N:/cookie%s sent}\n"); 791 p(tcps_sc_recvcookie, "\t\t{:received-cookies/%ju} " 792 "{N:/cookie%s received}\n"); 793 p(tcps_sc_spurcookie, "\t\t{:spurious-cookies/%ju} " 794 "{N:/spurious cookie%s rejected}\n"); 795 p(tcps_sc_failcookie, "\t\t{:failed-cookies/%ju} " 796 "{N:/failed cookie%s rejected}\n"); 797 798 xo_close_container("syncookies"); 799 800 xo_open_container("hostcache"); 801 802 p3(tcps_hc_added, "\t{:entries-added/%ju} " 803 "{N:/hostcache entr%s added}\n"); 804 p1a(tcps_hc_bucketoverflow, "\t\t{:buffer-overflows/%ju} " 805 "{N:/bucket overflow}\n"); 806 807 xo_close_container("hostcache"); 808 809 xo_open_container("sack"); 810 811 p(tcps_sack_recovery_episode, "\t{:recovery-episodes/%ju} " 812 "{N:/SACK recovery episode%s}\n"); 813 p(tcps_sack_rexmits, "\t{:segment-retransmits/%ju} " 814 "{N:/segment rexmit%s in SACK recovery episodes}\n"); 815 p(tcps_sack_rexmits_tso, "\t{:tso-chunk-retransmits/%ju} " 816 "{N:/tso chunk rexmit%s in SACK recovery episodes}\n"); 817 p(tcps_sack_rexmit_bytes, "\t{:byte-retransmits/%ju} " 818 "{N:/byte rexmit%s in SACK recovery episodes}\n"); 819 p(tcps_sack_rcv_blocks, "\t{:received-blocks/%ju} " 820 "{N:/SACK option%s (SACK blocks) received}\n"); 821 p(tcps_sack_send_blocks, "\t{:sent-option-blocks/%ju} " 822 "{N:/SACK option%s (SACK blocks) sent}\n"); 823 p(tcps_sack_lostrexmt, "\t{:lost-retransmissions/%ju} " 824 "{N:/SACK retransmission%s lost}\n"); 825 p1a(tcps_sack_sboverflow, "\t{:scoreboard-overflows/%ju} " 826 "{N:/SACK scoreboard overflow}\n"); 827 828 xo_close_container("sack"); 829 xo_open_container("ecn"); 830 831 p(tcps_ecn_rcvce, "\t{:received-ce-packets/%ju} " 832 "{N:/packet%s received with ECN CE bit set}\n"); 833 p(tcps_ecn_rcvect0, "\t{:received-ect0-packets/%ju} " 834 "{N:/packet%s received with ECN ECT(0) bit set}\n"); 835 p(tcps_ecn_rcvect1, "\t{:received-ect1-packets/%ju} " 836 "{N:/packet%s received with ECN ECT(1) bit set}\n"); 837 p(tcps_ecn_sndect0, "\t{:sent-ect0-packets/%ju} " 838 "{N:/packet%s sent with ECN ECT(0) bit set}\n"); 839 p(tcps_ecn_sndect1, "\t{:sent-ect1-packets/%ju} " 840 "{N:/packet%s sent with ECN ECT(1) bit set}\n"); 841 p(tcps_ecn_shs, "\t{:handshakes/%ju} " 842 "{N:/successful ECN handshake%s}\n"); 843 p(tcps_ecn_rcwnd, "\t{:congestion-reductions/%ju} " 844 "{N:/time%s ECN reduced the congestion window}\n"); 845 846 p(tcps_ace_nect, "\t{:ace-nonect-syn/%ju} " 847 "{N:/ACE SYN packet%s with Non-ECT}\n"); 848 p(tcps_ace_ect0, "\t{:ace-ect0-syn/%ju} " 849 "{N:/ACE SYN packet%s with ECT0}\n"); 850 p(tcps_ace_ect1, "\t{:ace-ect1-syn/%ju} " 851 "{N:/ACE SYN packet%s with ECT1}\n"); 852 p(tcps_ace_ce, "\t{:ace-ce-syn/%ju} " 853 "{N:/ACE SYN packet%s with CE}\n"); 854 855 xo_close_container("ecn"); 856 xo_open_container("tcp-signature"); 857 p(tcps_sig_rcvgoodsig, "\t{:received-good-signature/%ju} " 858 "{N:/packet%s with matching signature received}\n"); 859 p(tcps_sig_rcvbadsig, "\t{:received-bad-signature/%ju} " 860 "{N:/packet%s with bad signature received}\n"); 861 p(tcps_sig_err_buildsig, "\t{:failed-make-signature/%ju} " 862 "{N:/time%s failed to make signature due to no SA}\n"); 863 p(tcps_sig_err_sigopt, "\t{:no-signature-expected/%ju} " 864 "{N:/time%s unexpected signature received}\n"); 865 p(tcps_sig_err_nosigopt, "\t{:no-signature-provided/%ju} " 866 "{N:/time%s no signature provided by segment}\n"); 867 868 xo_close_container("tcp-signature"); 869 xo_open_container("pmtud"); 870 871 p(tcps_pmtud_blackhole_activated, "\t{:pmtud-activated/%ju} " 872 "{N:/Path MTU discovery black hole detection activation%s}\n"); 873 p(tcps_pmtud_blackhole_activated_min_mss, 874 "\t{:pmtud-activated-min-mss/%ju} " 875 "{N:/Path MTU discovery black hole detection min MSS activation%s}\n"); 876 p(tcps_pmtud_blackhole_failed, "\t{:pmtud-failed/%ju} " 877 "{N:/Path MTU discovery black hole detection failure%s}\n"); 878 879 xo_close_container("pmtud"); 880 xo_open_container("tw"); 881 882 p(tcps_tw_responds, "\t{:tw_responds/%ju} " 883 "{N:/time%s connection in TIME-WAIT responded with ACK}\n"); 884 p(tcps_tw_recycles, "\t{:tw_recycles/%ju} " 885 "{N:/time%s connection in TIME-WAIT was actively recycled}\n"); 886 p(tcps_tw_resets, "\t{:tw_resets/%ju} " 887 "{N:/time%s connection in TIME-WAIT responded with RST}\n"); 888 889 xo_close_container("tw"); 890 #undef p 891 #undef p1a 892 #undef p2 893 #undef p2a 894 #undef p3 895 896 xo_open_container("TCP connection count by state"); 897 xo_emit("{T:/TCP connection count by state}:\n"); 898 for (int i = 0; i < TCP_NSTATES; i++) { 899 /* 900 * XXXGL: is there a way in libxo to use %s 901 * in the "content string" of a format 902 * string? I failed to do that, that's why 903 * a temporary buffer is used to construct 904 * format string for xo_emit(). 905 */ 906 char fmtbuf[80]; 907 908 if (sflag > 1 && tcps_states[i] == 0) 909 continue; 910 snprintf(fmtbuf, sizeof(fmtbuf), "\t{:%s/%%ju} " 911 "{Np:/connection ,connections} in %s state\n", 912 tcpstates[i], tcpstates[i]); 913 xo_emit(fmtbuf, (uintmax_t )tcps_states[i]); 914 } 915 xo_close_container("TCP connection count by state"); 916 917 xo_close_container("tcp"); 918 } 919 920 /* 921 * Dump UDP statistics structure. 922 */ 923 void 924 udp_stats(u_long off, const char *name, int af1 __unused, int proto __unused) 925 { 926 struct udpstat udpstat; 927 uint64_t delivered, noportbmcast; 928 929 #ifdef INET6 930 if (udp_done != 0) 931 return; 932 else 933 udp_done = 1; 934 #endif 935 936 if (fetch_stats("net.inet.udp.stats", off, &udpstat, 937 sizeof(udpstat), kread_counters) != 0) 938 return; 939 940 xo_open_container("udp"); 941 xo_emit("{T:/%s}:\n", name); 942 943 #define p(f, m) if (udpstat.f || sflag <= 1) \ 944 xo_emit("\t" m, (uintmax_t)udpstat.f, plural(udpstat.f)) 945 #define p1a(f, m) if (udpstat.f || sflag <= 1) \ 946 xo_emit("\t" m, (uintmax_t)udpstat.f) 947 948 p(udps_ipackets, "{:received-datagrams/%ju} " 949 "{N:/datagram%s received}\n"); 950 p1a(udps_hdrops, "{:dropped-incomplete-headers/%ju} " 951 "{N:/with incomplete header}\n"); 952 p1a(udps_badlen, "{:dropped-bad-data-length/%ju} " 953 "{N:/with bad data length field}\n"); 954 p1a(udps_badsum, "{:dropped-bad-checksum/%ju} " 955 "{N:/with bad checksum}\n"); 956 p1a(udps_nosum, "{:dropped-no-checksum/%ju} " 957 "{N:/with no checksum}\n"); 958 p1a(udps_noport, "{:dropped-no-socket/%ju} " 959 "{N:/dropped due to no socket}\n"); 960 noportbmcast = udpstat.udps_noportmcast + udpstat.udps_noportbcast; 961 if (noportbmcast || sflag <= 1) 962 xo_emit("\t{:dropped-broadcast-multicast/%ju} " 963 "{N:/broadcast\\/multicast datagram%s undelivered}\n", 964 (uintmax_t)noportbmcast, plural(noportbmcast)); 965 p1a(udps_fullsock, "{:dropped-full-socket-buffer/%ju} " 966 "{N:/dropped due to full socket buffers}\n"); 967 p1a(udpps_pcbhashmiss, "{:not-for-hashed-pcb/%ju} " 968 "{N:/not for hashed pcb}\n"); 969 delivered = udpstat.udps_ipackets - 970 udpstat.udps_hdrops - 971 udpstat.udps_badlen - 972 udpstat.udps_badsum - 973 udpstat.udps_noport - 974 udpstat.udps_fullsock; 975 if (delivered || sflag <= 1) 976 xo_emit("\t{:delivered-packets/%ju} {N:/delivered}\n", 977 (uintmax_t)delivered); 978 p(udps_opackets, "{:output-packets/%ju} {N:/datagram%s output}\n"); 979 /* the next statistic is cumulative in udps_noportbcast */ 980 p(udps_filtermcast, "{:multicast-source-filter-matches/%ju} " 981 "{N:/time%s multicast source filter matched}\n"); 982 #undef p 983 #undef p1a 984 xo_close_container("udp"); 985 } 986 987 /* 988 * Dump CARP statistics structure. 989 */ 990 void 991 carp_stats(u_long off, const char *name, int af1 __unused, int proto __unused) 992 { 993 struct carpstats carpstat; 994 995 if (fetch_stats("net.inet.carp.stats", off, &carpstat, 996 sizeof(carpstat), kread_counters) != 0) 997 return; 998 999 xo_open_container(name); 1000 xo_emit("{T:/%s}:\n", name); 1001 1002 #define p(f, m) if (carpstat.f || sflag <= 1) \ 1003 xo_emit(m, (uintmax_t)carpstat.f, plural(carpstat.f)) 1004 #define p2(f, m) if (carpstat.f || sflag <= 1) \ 1005 xo_emit(m, (uintmax_t)carpstat.f) 1006 1007 p(carps_ipackets, "\t{:received-inet-packets/%ju} " 1008 "{N:/packet%s received (IPv4)}\n"); 1009 p(carps_ipackets6, "\t{:received-inet6-packets/%ju} " 1010 "{N:/packet%s received (IPv6)}\n"); 1011 p(carps_badttl, "\t\t{:dropped-wrong-ttl/%ju} " 1012 "{N:/packet%s discarded for wrong TTL}\n"); 1013 p(carps_hdrops, "\t\t{:dropped-short-header/%ju} " 1014 "{N:/packet%s shorter than header}\n"); 1015 p(carps_badsum, "\t\t{:dropped-bad-checksum/%ju} " 1016 "{N:/discarded for bad checksum%s}\n"); 1017 p(carps_badver, "\t\t{:dropped-bad-version/%ju} " 1018 "{N:/discarded packet%s with a bad version}\n"); 1019 p2(carps_badlen, "\t\t{:dropped-short-packet/%ju} " 1020 "{N:/discarded because packet too short}\n"); 1021 p2(carps_badauth, "\t\t{:dropped-bad-authentication/%ju} " 1022 "{N:/discarded for bad authentication}\n"); 1023 p2(carps_badvhid, "\t\t{:dropped-bad-vhid/%ju} " 1024 "{N:/discarded for bad vhid}\n"); 1025 p2(carps_badaddrs, "\t\t{:dropped-bad-address-list/%ju} " 1026 "{N:/discarded because of a bad address list}\n"); 1027 p(carps_opackets, "\t{:sent-inet-packets/%ju} " 1028 "{N:/packet%s sent (IPv4)}\n"); 1029 p(carps_opackets6, "\t{:sent-inet6-packets/%ju} " 1030 "{N:/packet%s sent (IPv6)}\n"); 1031 p2(carps_onomem, "\t\t{:send-failed-memory-error/%ju} " 1032 "{N:/send failed due to mbuf memory error}\n"); 1033 #if notyet 1034 p(carps_ostates, "\t\t{:send-state-updates/%s} " 1035 "{N:/state update%s sent}\n"); 1036 #endif 1037 #undef p 1038 #undef p2 1039 xo_close_container(name); 1040 } 1041 1042 /* 1043 * Dump IP statistics structure. 1044 */ 1045 void 1046 ip_stats(u_long off, const char *name, int af1 __unused, int proto __unused) 1047 { 1048 struct ipstat ipstat; 1049 1050 if (fetch_stats("net.inet.ip.stats", off, &ipstat, 1051 sizeof(ipstat), kread_counters) != 0) 1052 return; 1053 1054 xo_open_container(name); 1055 xo_emit("{T:/%s}:\n", name); 1056 1057 #define p(f, m) if (ipstat.f || sflag <= 1) \ 1058 xo_emit(m, (uintmax_t )ipstat.f, plural(ipstat.f)) 1059 #define p1a(f, m) if (ipstat.f || sflag <= 1) \ 1060 xo_emit(m, (uintmax_t )ipstat.f) 1061 1062 p(ips_total, "\t{:received-packets/%ju} " 1063 "{N:/total packet%s received}\n"); 1064 p(ips_badsum, "\t{:dropped-bad-checksum/%ju} " 1065 "{N:/bad header checksum%s}\n"); 1066 p1a(ips_toosmall, "\t{:dropped-below-minimum-size/%ju} " 1067 "{N:/with size smaller than minimum}\n"); 1068 p1a(ips_tooshort, "\t{:dropped-short-packets/%ju} " 1069 "{N:/with data size < data length}\n"); 1070 p1a(ips_toolong, "\t{:dropped-too-long/%ju} " 1071 "{N:/with ip length > max ip packet size}\n"); 1072 p1a(ips_badhlen, "\t{:dropped-short-header-length/%ju} " 1073 "{N:/with header length < data size}\n"); 1074 p1a(ips_badlen, "\t{:dropped-short-data/%ju} " 1075 "{N:/with data length < header length}\n"); 1076 p1a(ips_badoptions, "\t{:dropped-bad-options/%ju} " 1077 "{N:/with bad options}\n"); 1078 p1a(ips_badvers, "\t{:dropped-bad-version/%ju} " 1079 "{N:/with incorrect version number}\n"); 1080 p(ips_fragments, "\t{:received-fragments/%ju} " 1081 "{N:/fragment%s received}\n"); 1082 p(ips_fragdropped, "\t{:dropped-fragments/%ju} " 1083 "{N:/fragment%s dropped (dup or out of space)}\n"); 1084 p(ips_fragtimeout, "\t{:dropped-fragments-after-timeout/%ju} " 1085 "{N:/fragment%s dropped after timeout}\n"); 1086 p(ips_reassembled, "\t{:reassembled-packets/%ju} " 1087 "{N:/packet%s reassembled ok}\n"); 1088 p(ips_delivered, "\t{:received-local-packets/%ju} " 1089 "{N:/packet%s for this host}\n"); 1090 p(ips_noproto, "\t{:dropped-unknown-protocol/%ju} " 1091 "{N:/packet%s for unknown\\/unsupported protocol}\n"); 1092 p(ips_forward, "\t{:forwarded-packets/%ju} " 1093 "{N:/packet%s forwarded}"); 1094 p(ips_fastforward, " ({:fast-forwarded-packets/%ju} " 1095 "{N:/packet%s fast forwarded})"); 1096 if (ipstat.ips_forward || sflag <= 1) 1097 xo_emit("\n"); 1098 p(ips_cantforward, "\t{:packets-cannot-forward/%ju} " 1099 "{N:/packet%s not forwardable}\n"); 1100 p(ips_notmember, "\t{:received-unknown-multicast-group/%ju} " 1101 "{N:/packet%s received for unknown multicast group}\n"); 1102 p(ips_redirectsent, "\t{:redirects-sent/%ju} " 1103 "{N:/redirect%s sent}\n"); 1104 p(ips_localout, "\t{:sent-packets/%ju} " 1105 "{N:/packet%s sent from this host}\n"); 1106 p(ips_rawout, "\t{:send-packets-fabricated-header/%ju} " 1107 "{N:/packet%s sent with fabricated ip header}\n"); 1108 p(ips_odropped, "\t{:discard-no-mbufs/%ju} " 1109 "{N:/output packet%s dropped due to no bufs, etc.}\n"); 1110 p(ips_noroute, "\t{:discard-no-route/%ju} " 1111 "{N:/output packet%s discarded due to no route}\n"); 1112 p(ips_fragmented, "\t{:sent-fragments/%ju} " 1113 "{N:/output datagram%s fragmented}\n"); 1114 p(ips_ofragments, "\t{:fragments-created/%ju} " 1115 "{N:/fragment%s created}\n"); 1116 p(ips_cantfrag, "\t{:discard-cannot-fragment/%ju} " 1117 "{N:/datagram%s that can't be fragmented}\n"); 1118 p(ips_nogif, "\t{:discard-tunnel-no-gif/%ju} " 1119 "{N:/tunneling packet%s that can't find gif}\n"); 1120 p(ips_badaddr, "\t{:discard-bad-address/%ju} " 1121 "{N:/datagram%s with bad address in header}\n"); 1122 #undef p 1123 #undef p1a 1124 xo_close_container(name); 1125 } 1126 1127 /* 1128 * Dump ARP statistics structure. 1129 */ 1130 void 1131 arp_stats(u_long off, const char *name, int af1 __unused, int proto __unused) 1132 { 1133 struct arpstat arpstat; 1134 1135 if (fetch_stats("net.link.ether.arp.stats", off, &arpstat, 1136 sizeof(arpstat), kread_counters) != 0) 1137 return; 1138 1139 xo_open_container(name); 1140 xo_emit("{T:/%s}:\n", name); 1141 1142 #define p(f, m) if (arpstat.f || sflag <= 1) \ 1143 xo_emit("\t" m, (uintmax_t)arpstat.f, plural(arpstat.f)) 1144 #define p2(f, m) if (arpstat.f || sflag <= 1) \ 1145 xo_emit("\t" m, (uintmax_t)arpstat.f, pluralies(arpstat.f)) 1146 1147 p(txrequests, "{:sent-requests/%ju} {N:/ARP request%s sent}\n"); 1148 p(txerrors, "{:sent-failures/%ju} {N:/ARP request%s failed to sent}\n"); 1149 p2(txreplies, "{:sent-replies/%ju} {N:/ARP repl%s sent}\n"); 1150 p(rxrequests, "{:received-requests/%ju} " 1151 "{N:/ARP request%s received}\n"); 1152 p2(rxreplies, "{:received-replies/%ju} " 1153 "{N:/ARP repl%s received}\n"); 1154 p(received, "{:received-packets/%ju} " 1155 "{N:/ARP packet%s received}\n"); 1156 p(dropped, "{:dropped-no-entry/%ju} " 1157 "{N:/total packet%s dropped due to no ARP entry}\n"); 1158 p(timeouts, "{:entries-timeout/%ju} " 1159 "{N:/ARP entry%s timed out}\n"); 1160 p(dupips, "{:dropped-duplicate-address/%ju} " 1161 "{N:/Duplicate IP%s seen}\n"); 1162 #undef p 1163 #undef p2 1164 xo_close_container(name); 1165 } 1166 1167 1168 1169 static const char *icmpnames[ICMP_MAXTYPE + 1] = { 1170 "echo reply", /* RFC 792 */ 1171 "#1", 1172 "#2", 1173 "destination unreachable", /* RFC 792 */ 1174 "source quench", /* RFC 792 */ 1175 "routing redirect", /* RFC 792 */ 1176 "#6", 1177 "#7", 1178 "echo", /* RFC 792 */ 1179 "router advertisement", /* RFC 1256 */ 1180 "router solicitation", /* RFC 1256 */ 1181 "time exceeded", /* RFC 792 */ 1182 "parameter problem", /* RFC 792 */ 1183 "time stamp", /* RFC 792 */ 1184 "time stamp reply", /* RFC 792 */ 1185 "information request", /* RFC 792 */ 1186 "information request reply", /* RFC 792 */ 1187 "address mask request", /* RFC 950 */ 1188 "address mask reply", /* RFC 950 */ 1189 "#19", 1190 "#20", 1191 "#21", 1192 "#22", 1193 "#23", 1194 "#24", 1195 "#25", 1196 "#26", 1197 "#27", 1198 "#28", 1199 "#29", 1200 "icmp traceroute", /* RFC 1393 */ 1201 "datagram conversion error", /* RFC 1475 */ 1202 "mobile host redirect", 1203 "IPv6 where-are-you", 1204 "IPv6 i-am-here", 1205 "mobile registration req", 1206 "mobile registration reply", 1207 "domain name request", /* RFC 1788 */ 1208 "domain name reply", /* RFC 1788 */ 1209 "icmp SKIP", 1210 "icmp photuris", /* RFC 2521 */ 1211 }; 1212 1213 /* 1214 * Dump ICMP statistics. 1215 */ 1216 void 1217 icmp_stats(u_long off, const char *name, int af1 __unused, int proto __unused) 1218 { 1219 struct icmpstat icmpstat; 1220 size_t len; 1221 int i, first; 1222 1223 if (fetch_stats("net.inet.icmp.stats", off, &icmpstat, 1224 sizeof(icmpstat), kread_counters) != 0) 1225 return; 1226 1227 xo_open_container(name); 1228 xo_emit("{T:/%s}:\n", name); 1229 1230 #define p(f, m) if (icmpstat.f || sflag <= 1) \ 1231 xo_emit(m, icmpstat.f, plural(icmpstat.f)) 1232 #define p1a(f, m) if (icmpstat.f || sflag <= 1) \ 1233 xo_emit(m, icmpstat.f) 1234 #define p2(f, m) if (icmpstat.f || sflag <= 1) \ 1235 xo_emit(m, icmpstat.f, plurales(icmpstat.f)) 1236 1237 p(icps_error, "\t{:icmp-calls/%lu} " 1238 "{N:/call%s to icmp_error}\n"); 1239 p(icps_oldicmp, "\t{:errors-not-from-message/%lu} " 1240 "{N:/error%s not generated in response to an icmp message}\n"); 1241 1242 for (first = 1, i = 0; i < ICMP_MAXTYPE + 1; i++) { 1243 if (icmpstat.icps_outhist[i] != 0) { 1244 if (first) { 1245 xo_open_list("output-histogram"); 1246 xo_emit("\tOutput histogram:\n"); 1247 first = 0; 1248 } 1249 xo_open_instance("output-histogram"); 1250 if (icmpnames[i] != NULL) 1251 xo_emit("\t\t{k:name/%s}: {:count/%lu}\n", 1252 icmpnames[i], icmpstat.icps_outhist[i]); 1253 else 1254 xo_emit("\t\tunknown ICMP #{k:name/%d}: " 1255 "{:count/%lu}\n", 1256 i, icmpstat.icps_outhist[i]); 1257 xo_close_instance("output-histogram"); 1258 } 1259 } 1260 if (!first) 1261 xo_close_list("output-histogram"); 1262 1263 p(icps_badcode, "\t{:dropped-bad-code/%lu} " 1264 "{N:/message%s with bad code fields}\n"); 1265 p(icps_tooshort, "\t{:dropped-too-short/%lu} " 1266 "{N:/message%s less than the minimum length}\n"); 1267 p(icps_checksum, "\t{:dropped-bad-checksum/%lu} " 1268 "{N:/message%s with bad checksum}\n"); 1269 p(icps_badlen, "\t{:dropped-bad-length/%lu} " 1270 "{N:/message%s with bad length}\n"); 1271 p1a(icps_bmcastecho, "\t{:dropped-multicast-echo/%lu} " 1272 "{N:/multicast echo requests ignored}\n"); 1273 p1a(icps_bmcasttstamp, "\t{:dropped-multicast-timestamp/%lu} " 1274 "{N:/multicast timestamp requests ignored}\n"); 1275 1276 for (first = 1, i = 0; i < ICMP_MAXTYPE + 1; i++) { 1277 if (icmpstat.icps_inhist[i] != 0) { 1278 if (first) { 1279 xo_open_list("input-histogram"); 1280 xo_emit("\tInput histogram:\n"); 1281 first = 0; 1282 } 1283 xo_open_instance("input-histogram"); 1284 if (icmpnames[i] != NULL) 1285 xo_emit("\t\t{k:name/%s}: {:count/%lu}\n", 1286 icmpnames[i], 1287 icmpstat.icps_inhist[i]); 1288 else 1289 xo_emit( 1290 "\t\tunknown ICMP #{k:name/%d}: {:count/%lu}\n", 1291 i, icmpstat.icps_inhist[i]); 1292 xo_close_instance("input-histogram"); 1293 } 1294 } 1295 if (!first) 1296 xo_close_list("input-histogram"); 1297 1298 p(icps_reflect, "\t{:sent-packets/%lu} " 1299 "{N:/message response%s generated}\n"); 1300 p2(icps_badaddr, "\t{:discard-invalid-return-address/%lu} " 1301 "{N:/invalid return address%s}\n"); 1302 p(icps_noroute, "\t{:discard-no-route/%lu} " 1303 "{N:/no return route%s}\n"); 1304 #undef p 1305 #undef p1a 1306 #undef p2 1307 if (live) { 1308 len = sizeof i; 1309 if (sysctlbyname("net.inet.icmp.maskrepl", &i, &len, NULL, 0) < 1310 0) 1311 return; 1312 xo_emit("\tICMP address mask responses are " 1313 "{q:icmp-address-responses/%sabled}\n", i ? "en" : "dis"); 1314 } 1315 1316 xo_close_container(name); 1317 } 1318 1319 /* 1320 * Dump IGMP statistics structure. 1321 */ 1322 void 1323 igmp_stats(u_long off, const char *name, int af1 __unused, int proto __unused) 1324 { 1325 struct igmpstat igmpstat; 1326 int error, zflag0; 1327 1328 if (fetch_stats("net.inet.igmp.stats", 0, &igmpstat, 1329 sizeof(igmpstat), kread) != 0) 1330 return; 1331 /* 1332 * Reread net.inet.igmp.stats when zflag == 1. 1333 * This is because this MIB contains version number and 1334 * length of the structure which are not set when clearing 1335 * the counters. 1336 */ 1337 zflag0 = zflag; 1338 if (zflag) { 1339 zflag = 0; 1340 error = fetch_stats("net.inet.igmp.stats", 0, &igmpstat, 1341 sizeof(igmpstat), kread); 1342 zflag = zflag0; 1343 if (error) 1344 return; 1345 } 1346 1347 if (igmpstat.igps_version != IGPS_VERSION_3) { 1348 xo_warnx("%s: version mismatch (%d != %d)", __func__, 1349 igmpstat.igps_version, IGPS_VERSION_3); 1350 return; 1351 } 1352 if (igmpstat.igps_len != IGPS_VERSION3_LEN) { 1353 xo_warnx("%s: size mismatch (%d != %d)", __func__, 1354 igmpstat.igps_len, IGPS_VERSION3_LEN); 1355 return; 1356 } 1357 1358 xo_open_container(name); 1359 xo_emit("{T:/%s}:\n", name); 1360 1361 #define p64(f, m) if (igmpstat.f || sflag <= 1) \ 1362 xo_emit(m, (uintmax_t) igmpstat.f, plural(igmpstat.f)) 1363 #define py64(f, m) if (igmpstat.f || sflag <= 1) \ 1364 xo_emit(m, (uintmax_t) igmpstat.f, pluralies(igmpstat.f)) 1365 1366 p64(igps_rcv_total, "\t{:received-messages/%ju} " 1367 "{N:/message%s received}\n"); 1368 p64(igps_rcv_tooshort, "\t{:dropped-too-short/%ju} " 1369 "{N:/message%s received with too few bytes}\n"); 1370 p64(igps_rcv_badttl, "\t{:dropped-wrong-ttl/%ju} " 1371 "{N:/message%s received with wrong TTL}\n"); 1372 p64(igps_rcv_badsum, "\t{:dropped-bad-checksum/%ju} " 1373 "{N:/message%s received with bad checksum}\n"); 1374 py64(igps_rcv_v1v2_queries, "\t{:received-membership-queries/%ju} " 1375 "{N:/V1\\/V2 membership quer%s received}\n"); 1376 py64(igps_rcv_v3_queries, "\t{:received-v3-membership-queries/%ju} " 1377 "{N:/V3 membership quer%s received}\n"); 1378 py64(igps_rcv_badqueries, "\t{:dropped-membership-queries/%ju} " 1379 "{N:/membership quer%s received with invalid field(s)}\n"); 1380 py64(igps_rcv_gen_queries, "\t{:received-general-queries/%ju} " 1381 "{N:/general quer%s received}\n"); 1382 py64(igps_rcv_group_queries, "\t{:received-group-queries/%ju} " 1383 "{N:/group quer%s received}\n"); 1384 py64(igps_rcv_gsr_queries, "\t{:received-group-source-queries/%ju} " 1385 "{N:/group-source quer%s received}\n"); 1386 py64(igps_drop_gsr_queries, "\t{:dropped-group-source-queries/%ju} " 1387 "{N:/group-source quer%s dropped}\n"); 1388 p64(igps_rcv_reports, "\t{:received-membership-requests/%ju} " 1389 "{N:/membership report%s received}\n"); 1390 p64(igps_rcv_badreports, "\t{:dropped-membership-reports/%ju} " 1391 "{N:/membership report%s received with invalid field(s)}\n"); 1392 p64(igps_rcv_ourreports, "\t" 1393 "{:received-membership-reports-matching/%ju} " 1394 "{N:/membership report%s received for groups to which we belong}" 1395 "\n"); 1396 p64(igps_rcv_nora, "\t{:received-v3-reports-no-router-alert/%ju} " 1397 "{N:/V3 report%s received without Router Alert}\n"); 1398 p64(igps_snd_reports, "\t{:sent-membership-reports/%ju} " 1399 "{N:/membership report%s sent}\n"); 1400 #undef p64 1401 #undef py64 1402 xo_close_container(name); 1403 } 1404 1405 /* 1406 * Dump PIM statistics structure. 1407 */ 1408 void 1409 pim_stats(u_long off __unused, const char *name, int af1 __unused, 1410 int proto __unused) 1411 { 1412 struct pimstat pimstat; 1413 1414 if (fetch_stats("net.inet.pim.stats", off, &pimstat, 1415 sizeof(pimstat), kread_counters) != 0) 1416 return; 1417 1418 xo_open_container(name); 1419 xo_emit("{T:/%s}:\n", name); 1420 1421 #define p(f, m) if (pimstat.f || sflag <= 1) \ 1422 xo_emit(m, (uintmax_t)pimstat.f, plural(pimstat.f)) 1423 #define py(f, m) if (pimstat.f || sflag <= 1) \ 1424 xo_emit(m, (uintmax_t)pimstat.f, pimstat.f != 1 ? "ies" : "y") 1425 1426 p(pims_rcv_total_msgs, "\t{:received-messages/%ju} " 1427 "{N:/message%s received}\n"); 1428 p(pims_rcv_total_bytes, "\t{:received-bytes/%ju} " 1429 "{N:/byte%s received}\n"); 1430 p(pims_rcv_tooshort, "\t{:dropped-too-short/%ju} " 1431 "{N:/message%s received with too few bytes}\n"); 1432 p(pims_rcv_badsum, "\t{:dropped-bad-checksum/%ju} " 1433 "{N:/message%s received with bad checksum}\n"); 1434 p(pims_rcv_badversion, "\t{:dropped-bad-version/%ju} " 1435 "{N:/message%s received with bad version}\n"); 1436 p(pims_rcv_registers_msgs, "\t{:received-data-register-messages/%ju} " 1437 "{N:/data register message%s received}\n"); 1438 p(pims_rcv_registers_bytes, "\t{:received-data-register-bytes/%ju} " 1439 "{N:/data register byte%s received}\n"); 1440 p(pims_rcv_registers_wrongiif, "\t" 1441 "{:received-data-register-wrong-interface/%ju} " 1442 "{N:/data register message%s received on wrong iif}\n"); 1443 p(pims_rcv_badregisters, "\t{:received-bad-registers/%ju} " 1444 "{N:/bad register%s received}\n"); 1445 p(pims_snd_registers_msgs, "\t{:sent-data-register-messages/%ju} " 1446 "{N:/data register message%s sent}\n"); 1447 p(pims_snd_registers_bytes, "\t{:sent-data-register-bytes/%ju} " 1448 "{N:/data register byte%s sent}\n"); 1449 #undef p 1450 #undef py 1451 xo_close_container(name); 1452 } 1453 1454 /* 1455 * Dump divert(4) statistics structure. 1456 */ 1457 void 1458 divert_stats(u_long off, const char *name, int af1 __unused, int proto __unused) 1459 { 1460 struct divstat divstat; 1461 1462 if (fetch_stats("net.inet.divert.stats", off, &divstat, 1463 sizeof(divstat), kread_counters) != 0) 1464 return; 1465 1466 xo_open_container(name); 1467 xo_emit("{T:/%s}:\n", name); 1468 1469 #define p(f, m) if (divstat.f || sflag <= 1) \ 1470 xo_emit(m, (uintmax_t)divstat.f, plural(divstat.f)) 1471 1472 p(div_diverted, "\t{:diverted-packets/%ju} " 1473 "{N:/packet%s successfully diverted to userland}\n"); 1474 p(div_noport, "\t{:noport-fails/%ju} " 1475 "{N:/packet%s failed to divert due to no socket bound at port}\n"); 1476 p(div_outbound, "\t{:outbound-packets/%ju} " 1477 "{N:/packet%s successfully re-injected as outbound}\n"); 1478 p(div_inbound, "\t{:inbound-packets/%ju} " 1479 "{N:/packet%s successfully re-injected as inbound}\n"); 1480 #undef p 1481 xo_close_container(name); 1482 } 1483 1484 #ifdef INET 1485 /* 1486 * Pretty print an Internet address (net address + port). 1487 */ 1488 static void 1489 inetprint(const char *container, struct in_addr *in, int port, 1490 const char *proto, int num_port, const int af1) 1491 { 1492 struct servent *sp = 0; 1493 char line[80], *cp; 1494 int width; 1495 size_t alen, plen; 1496 1497 if (container) 1498 xo_open_container(container); 1499 1500 if (Wflag) 1501 snprintf(line, sizeof(line), "%s.", inetname(in)); 1502 else 1503 snprintf(line, sizeof(line), "%.*s.", 1504 (Aflag && !num_port) ? 12 : 16, inetname(in)); 1505 alen = strlen(line); 1506 cp = line + alen; 1507 if (!num_port && port) 1508 sp = getservbyport((int)port, proto); 1509 if (sp || port == 0) 1510 snprintf(cp, sizeof(line) - alen, 1511 "%.15s ", sp ? sp->s_name : "*"); 1512 else 1513 snprintf(cp, sizeof(line) - alen, 1514 "%d ", ntohs((u_short)port)); 1515 width = (Aflag && !Wflag) ? 18 : 1516 ((!Wflag || af1 == AF_INET) ? 22 : 45); 1517 if (Wflag) 1518 xo_emit("{d:target/%-*s} ", width, line); 1519 else 1520 xo_emit("{d:target/%-*.*s} ", width, width, line); 1521 1522 plen = strlen(cp) - 1; 1523 alen--; 1524 xo_emit("{e:address/%*.*s}{e:port/%*.*s}", alen, alen, line, plen, 1525 plen, cp); 1526 1527 if (container) 1528 xo_close_container(container); 1529 } 1530 1531 /* 1532 * Construct an Internet address representation. 1533 * If numeric_addr has been supplied, give 1534 * numeric value, otherwise try for symbolic name. 1535 */ 1536 char * 1537 inetname(struct in_addr *inp) 1538 { 1539 char *cp; 1540 static char line[MAXHOSTNAMELEN]; 1541 struct hostent *hp; 1542 1543 cp = 0; 1544 if (!numeric_addr && inp->s_addr != INADDR_ANY) { 1545 hp = gethostbyaddr((char *)inp, sizeof (*inp), AF_INET); 1546 if (hp) { 1547 cp = hp->h_name; 1548 trimdomain(cp, strlen(cp)); 1549 } 1550 } 1551 if (inp->s_addr == INADDR_ANY) 1552 strcpy(line, "*"); 1553 else if (cp) { 1554 strlcpy(line, cp, sizeof(line)); 1555 } else { 1556 inp->s_addr = ntohl(inp->s_addr); 1557 #define C(x) ((u_int)((x) & 0xff)) 1558 snprintf(line, sizeof(line), "%u.%u.%u.%u", 1559 C(inp->s_addr >> 24), C(inp->s_addr >> 16), 1560 C(inp->s_addr >> 8), C(inp->s_addr)); 1561 } 1562 return (line); 1563 } 1564 #endif 1565