inet6.c revision 78314
1/* BSDI inet.c,v 2.3 1995/10/24 02:19:29 prb Exp */ 2/* 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 * $FreeBSD: head/usr.bin/netstat/inet6.c 78314 2001-06-15 23:35:13Z assar $ 35 */ 36 37#ifndef lint 38/* 39static char sccsid[] = "@(#)inet6.c 8.4 (Berkeley) 4/20/94"; 40*/ 41#endif /* not lint */ 42 43#ifdef INET6 44#include <sys/param.h> 45#include <sys/socket.h> 46#include <sys/socketvar.h> 47#include <sys/ioctl.h> 48#include <sys/mbuf.h> 49#include <sys/protosw.h> 50#include <sys/sysctl.h> 51 52#include <net/route.h> 53#include <net/if.h> 54#include <net/if_var.h> 55#include <netinet/in.h> 56#include <netinet/ip6.h> 57#include <netinet/icmp6.h> 58#include <netinet/in_systm.h> 59#include <netinet6/in6_pcb.h> 60#include <netinet6/in6_var.h> 61#include <netinet6/ip6_var.h> 62#include <netinet6/pim6_var.h> 63#include <netinet6/raw_ip6.h> 64 65#include <arpa/inet.h> 66#include <netdb.h> 67 68#include <stdio.h> 69#include <string.h> 70#include <unistd.h> 71#include "netstat.h" 72 73struct socket sockb; 74 75char *inet6name (struct in6_addr *); 76void inet6print (struct in6_addr *, int, char *, int); 77 78static char ntop_buf[INET6_ADDRSTRLEN]; 79 80static char *ip6nh[] = { 81 "hop by hop", 82 "ICMP", 83 "IGMP", 84 "#3", 85 "IP", 86 "#5", 87 "TCP", 88 "#7", 89 "#8", 90 "#9", 91 "#10", 92 "#11", 93 "#12", 94 "#13", 95 "#14", 96 "#15", 97 "#16", 98 "UDP", 99 "#18", 100 "#19", 101 "#20", 102 "#21", 103 "IDP", 104 "#23", 105 "#24", 106 "#25", 107 "#26", 108 "#27", 109 "#28", 110 "TP", 111 "#30", 112 "#31", 113 "#32", 114 "#33", 115 "#34", 116 "#35", 117 "#36", 118 "#37", 119 "#38", 120 "#39", 121 "#40", 122 "IP6", 123 "#42", 124 "routing", 125 "fragment", 126 "#45", 127 "#46", 128 "#47", 129 "#48", 130 "#49", 131 "ESP", 132 "AH", 133 "#52", 134 "#53", 135 "#54", 136 "#55", 137 "#56", 138 "#57", 139 "ICMP6", 140 "no next header", 141 "destination option", 142 "#61", 143 "#62", 144 "#63", 145 "#64", 146 "#65", 147 "#66", 148 "#67", 149 "#68", 150 "#69", 151 "#70", 152 "#71", 153 "#72", 154 "#73", 155 "#74", 156 "#75", 157 "#76", 158 "#77", 159 "#78", 160 "#79", 161 "ISOIP", 162 "#81", 163 "#82", 164 "#83", 165 "#84", 166 "#85", 167 "#86", 168 "#87", 169 "#88", 170 "OSPF", 171 "#80", 172 "#91", 173 "#92", 174 "#93", 175 "#94", 176 "#95", 177 "#96", 178 "Ethernet", 179 "#98", 180 "#99", 181 "#100", 182 "#101", 183 "#102", 184 "PIM", 185 "#104", 186 "#105", 187 "#106", 188 "#107", 189 "#108", 190 "#109", 191 "#110", 192 "#111", 193 "#112", 194 "#113", 195 "#114", 196 "#115", 197 "#116", 198 "#117", 199 "#118", 200 "#119", 201 "#120", 202 "#121", 203 "#122", 204 "#123", 205 "#124", 206 "#125", 207 "#126", 208 "#127", 209 "#128", 210 "#129", 211 "#130", 212 "#131", 213 "#132", 214 "#133", 215 "#134", 216 "#135", 217 "#136", 218 "#137", 219 "#138", 220 "#139", 221 "#140", 222 "#141", 223 "#142", 224 "#143", 225 "#144", 226 "#145", 227 "#146", 228 "#147", 229 "#148", 230 "#149", 231 "#150", 232 "#151", 233 "#152", 234 "#153", 235 "#154", 236 "#155", 237 "#156", 238 "#157", 239 "#158", 240 "#159", 241 "#160", 242 "#161", 243 "#162", 244 "#163", 245 "#164", 246 "#165", 247 "#166", 248 "#167", 249 "#168", 250 "#169", 251 "#170", 252 "#171", 253 "#172", 254 "#173", 255 "#174", 256 "#175", 257 "#176", 258 "#177", 259 "#178", 260 "#179", 261 "#180", 262 "#181", 263 "#182", 264 "#183", 265 "#184", 266 "#185", 267 "#186", 268 "#187", 269 "#188", 270 "#189", 271 "#180", 272 "#191", 273 "#192", 274 "#193", 275 "#194", 276 "#195", 277 "#196", 278 "#197", 279 "#198", 280 "#199", 281 "#200", 282 "#201", 283 "#202", 284 "#203", 285 "#204", 286 "#205", 287 "#206", 288 "#207", 289 "#208", 290 "#209", 291 "#210", 292 "#211", 293 "#212", 294 "#213", 295 "#214", 296 "#215", 297 "#216", 298 "#217", 299 "#218", 300 "#219", 301 "#220", 302 "#221", 303 "#222", 304 "#223", 305 "#224", 306 "#225", 307 "#226", 308 "#227", 309 "#228", 310 "#229", 311 "#230", 312 "#231", 313 "#232", 314 "#233", 315 "#234", 316 "#235", 317 "#236", 318 "#237", 319 "#238", 320 "#239", 321 "#240", 322 "#241", 323 "#242", 324 "#243", 325 "#244", 326 "#245", 327 "#246", 328 "#247", 329 "#248", 330 "#249", 331 "#250", 332 "#251", 333 "#252", 334 "#253", 335 "#254", 336 "#255", 337}; 338 339/* 340 * Dump IP6 statistics structure. 341 */ 342void 343ip6_stats(u_long off, char *name) 344{ 345 struct ip6stat ip6stat; 346 int first, i; 347 348 if (off == 0) 349 return; 350 351 if (kread(off, (char *)&ip6stat, sizeof (ip6stat))) 352 return; 353 printf("%s:\n", name); 354 355#define p(f, m) if (ip6stat.f || sflag <= 1) \ 356 printf(m, (unsigned long long)ip6stat.f, plural(ip6stat.f)) 357#define p1a(f, m) if (ip6stat.f || sflag <= 1) \ 358 printf(m, (unsigned long long)ip6stat.f) 359 360 p(ip6s_total, "\t%llu total packet%s received\n"); 361 p1a(ip6s_toosmall, "\t%llu with size smaller than minimum\n"); 362 p1a(ip6s_tooshort, "\t%llu with data size < data length\n"); 363 p1a(ip6s_badoptions, "\t%llu with bad options\n"); 364 p1a(ip6s_badvers, "\t%llu with incorrect version number\n"); 365 p(ip6s_fragments, "\t%llu fragment%s received\n"); 366 p(ip6s_fragdropped, "\t%llu fragment%s dropped (dup or out of space)\n"); 367 p(ip6s_fragtimeout, "\t%llu fragment%s dropped after timeout\n"); 368 p(ip6s_fragoverflow, "\t%llu fragment%s that exceeded limit\n"); 369 p(ip6s_reassembled, "\t%llu packet%s reassembled ok\n"); 370 p(ip6s_delivered, "\t%llu packet%s for this host\n"); 371 p(ip6s_forward, "\t%llu packet%s forwarded\n"); 372 p(ip6s_cantforward, "\t%llu packet%s not forwardable\n"); 373 p(ip6s_redirectsent, "\t%llu redirect%s sent\n"); 374 p(ip6s_localout, "\t%llu packet%s sent from this host\n"); 375 p(ip6s_rawout, "\t%llu packet%s sent with fabricated ip header\n"); 376 p(ip6s_odropped, "\t%llu output packet%s dropped due to no bufs, etc.\n"); 377 p(ip6s_noroute, "\t%llu output packet%s discarded due to no route\n"); 378 p(ip6s_fragmented, "\t%llu output datagram%s fragmented\n"); 379 p(ip6s_ofragments, "\t%llu fragment%s created\n"); 380 p(ip6s_cantfrag, "\t%llu datagram%s that can't be fragmented\n"); 381 p(ip6s_badscope, "\t%llu packet%s that violated scope rules\n"); 382 p(ip6s_notmember, "\t%llu multicast packet%s which we don't join\n"); 383 for (first = 1, i = 0; i < 256; i++) 384 if (ip6stat.ip6s_nxthist[i] != 0) { 385 if (first) { 386 printf("\tInput histogram:\n"); 387 first = 0; 388 } 389 printf("\t\t%s: %llu\n", ip6nh[i], 390 (unsigned long long)ip6stat.ip6s_nxthist[i]); 391 } 392 printf("\tMbuf statistics:\n"); 393 printf("\t\t%llu one mbuf\n", (unsigned long long)ip6stat.ip6s_m1); 394 for (first = 1, i = 0; i < 32; i++) { 395 char ifbuf[IFNAMSIZ]; 396 if (ip6stat.ip6s_m2m[i] != 0) { 397 if (first) { 398 printf("\t\ttwo or more mbuf:\n"); 399 first = 0; 400 } 401 printf("\t\t\t%s= %llu\n", 402 if_indextoname(i, ifbuf), 403 (unsigned long long)ip6stat.ip6s_m2m[i]); 404 } 405 } 406 printf("\t\t%llu one ext mbuf\n", 407 (unsigned long long)ip6stat.ip6s_mext1); 408 printf("\t\t%llu two or more ext mbuf\n", 409 (unsigned long long)ip6stat.ip6s_mext2m); 410 p(ip6s_exthdrtoolong, 411 "\t%llu packet%s whose headers are not continuous\n"); 412 p(ip6s_nogif, "\t%llu tunneling packet%s that can't find gif\n"); 413 p(ip6s_toomanyhdr, 414 "\t%llu packet%s discarded due to too may headers\n"); 415 416 /* for debugging source address selection */ 417#define PRINT_SCOPESTAT(s,i) do {\ 418 switch(i) { /* XXX hardcoding in each case */\ 419 case 1:\ 420 p(s, "\t\t%llu node-local%s\n");\ 421 break;\ 422 case 2:\ 423 p(s,"\t\t%llu link-local%s\n");\ 424 break;\ 425 case 5:\ 426 p(s,"\t\t%llu site-local%s\n");\ 427 break;\ 428 case 14:\ 429 p(s,"\t\t%llu global%s\n");\ 430 break;\ 431 default:\ 432 printf("\t\t%llu addresses scope=%x\n",\ 433 (unsigned long long)ip6stat.s, i);\ 434 }\ 435 } while (0); 436 437 p(ip6s_sources_none, 438 "\t%llu failure%s of source address selection\n"); 439 for (first = 1, i = 0; i < 16; i++) { 440 if (ip6stat.ip6s_sources_sameif[i]) { 441 if (first) { 442 printf("\tsource addresses on an outgoing I/F\n"); 443 first = 0; 444 } 445 PRINT_SCOPESTAT(ip6s_sources_sameif[i], i); 446 } 447 } 448 for (first = 1, i = 0; i < 16; i++) { 449 if (ip6stat.ip6s_sources_otherif[i]) { 450 if (first) { 451 printf("\tsource addresses on a non-outgoing I/F\n"); 452 first = 0; 453 } 454 PRINT_SCOPESTAT(ip6s_sources_otherif[i], i); 455 } 456 } 457 for (first = 1, i = 0; i < 16; i++) { 458 if (ip6stat.ip6s_sources_samescope[i]) { 459 if (first) { 460 printf("\tsource addresses of same scope\n"); 461 first = 0; 462 } 463 PRINT_SCOPESTAT(ip6s_sources_samescope[i], i); 464 } 465 } 466 for (first = 1, i = 0; i < 16; i++) { 467 if (ip6stat.ip6s_sources_otherscope[i]) { 468 if (first) { 469 printf("\tsource addresses of a different scope\n"); 470 first = 0; 471 } 472 PRINT_SCOPESTAT(ip6s_sources_otherscope[i], i); 473 } 474 } 475 for (first = 1, i = 0; i < 16; i++) { 476 if (ip6stat.ip6s_sources_deprecated[i]) { 477 if (first) { 478 printf("\tdeprecated source addresses\n"); 479 first = 0; 480 } 481 PRINT_SCOPESTAT(ip6s_sources_deprecated[i], i); 482 } 483 } 484 485 p1a(ip6s_forward_cachehit, "\t%llu forward cache hit\n"); 486 p1a(ip6s_forward_cachemiss, "\t%llu forward cache miss\n"); 487#undef p 488#undef p1a 489} 490 491/* 492 * Dump IPv6 per-interface statistics based on RFC 2465. 493 */ 494void 495ip6_ifstats(char *ifname) 496{ 497 struct in6_ifreq ifr; 498 int s; 499#define p(f, m) if (ifr.ifr_ifru.ifru_stat.f || sflag <= 1) \ 500 printf(m, (unsigned long long)ifr.ifr_ifru.ifru_stat.f, plural(ifr.ifr_ifru.ifru_stat.f)) 501#define p_5(f, m) if (ifr.ifr_ifru.ifru_stat.f || sflag <= 1) \ 502 printf(m, (unsigned long long)ip6stat.f) 503 504 if ((s = socket(AF_INET6, SOCK_DGRAM, 0)) < 0) { 505 perror("Warning: socket(AF_INET6)"); 506 return; 507 } 508 509 strcpy(ifr.ifr_name, ifname); 510 printf("ip6 on %s:\n", ifr.ifr_name); 511 512 if (ioctl(s, SIOCGIFSTAT_IN6, (char *)&ifr) < 0) { 513 perror("Warning: ioctl(SIOCGIFSTAT_IN6)"); 514 goto end; 515 } 516 517 p(ifs6_in_receive, "\t%llu total input datagram%s\n"); 518 p(ifs6_in_hdrerr, "\t%llu datagram%s with invalid header received\n"); 519 p(ifs6_in_toobig, "\t%llu datagram%s exceeded MTU received\n"); 520 p(ifs6_in_noroute, "\t%llu datagram%s with no route received\n"); 521 p(ifs6_in_addrerr, "\t%llu datagram%s with invalid dst received\n"); 522 p(ifs6_in_protounknown, "\t%llu datagram%s with unknown proto received\n"); 523 p(ifs6_in_truncated, "\t%llu truncated datagram%s received\n"); 524 p(ifs6_in_discard, "\t%llu input datagram%s discarded\n"); 525 p(ifs6_in_deliver, 526 "\t%llu datagram%s delivered to an upper layer protocol\n"); 527 p(ifs6_out_forward, "\t%llu datagram%s forwarded to this interface\n"); 528 p(ifs6_out_request, 529 "\t%llu datagram%s sent from an upper layer protocol\n"); 530 p(ifs6_out_discard, "\t%llu total discarded output datagram%s\n"); 531 p(ifs6_out_fragok, "\t%llu output datagram%s fragmented\n"); 532 p(ifs6_out_fragfail, "\t%llu output datagram%s failed on fragment\n"); 533 p(ifs6_out_fragcreat, "\t%llu output datagram%s succeeded on fragment\n"); 534 p(ifs6_reass_reqd, "\t%llu incoming datagram%s fragmented\n"); 535 p(ifs6_reass_ok, "\t%llu datagram%s reassembled\n"); 536 p(ifs6_reass_fail, "\t%llu datagram%s failed on reassembling\n"); 537 p(ifs6_in_mcast, "\t%llu multicast datagram%s received\n"); 538 p(ifs6_out_mcast, "\t%llu multicast datagram%s sent\n"); 539 540 end: 541 close(s); 542 543#undef p 544#undef p_5 545} 546 547static char *icmp6names[] = { 548 "#0", 549 "unreach", 550 "packet too big", 551 "time exceed", 552 "parameter problem", 553 "#5", 554 "#6", 555 "#7", 556 "#8", 557 "#9", 558 "#10", 559 "#11", 560 "#12", 561 "#13", 562 "#14", 563 "#15", 564 "#16", 565 "#17", 566 "#18", 567 "#19", 568 "#20", 569 "#21", 570 "#22", 571 "#23", 572 "#24", 573 "#25", 574 "#26", 575 "#27", 576 "#28", 577 "#29", 578 "#30", 579 "#31", 580 "#32", 581 "#33", 582 "#34", 583 "#35", 584 "#36", 585 "#37", 586 "#38", 587 "#39", 588 "#40", 589 "#41", 590 "#42", 591 "#43", 592 "#44", 593 "#45", 594 "#46", 595 "#47", 596 "#48", 597 "#49", 598 "#50", 599 "#51", 600 "#52", 601 "#53", 602 "#54", 603 "#55", 604 "#56", 605 "#57", 606 "#58", 607 "#59", 608 "#60", 609 "#61", 610 "#62", 611 "#63", 612 "#64", 613 "#65", 614 "#66", 615 "#67", 616 "#68", 617 "#69", 618 "#70", 619 "#71", 620 "#72", 621 "#73", 622 "#74", 623 "#75", 624 "#76", 625 "#77", 626 "#78", 627 "#79", 628 "#80", 629 "#81", 630 "#82", 631 "#83", 632 "#84", 633 "#85", 634 "#86", 635 "#87", 636 "#88", 637 "#89", 638 "#80", 639 "#91", 640 "#92", 641 "#93", 642 "#94", 643 "#95", 644 "#96", 645 "#97", 646 "#98", 647 "#99", 648 "#100", 649 "#101", 650 "#102", 651 "#103", 652 "#104", 653 "#105", 654 "#106", 655 "#107", 656 "#108", 657 "#109", 658 "#110", 659 "#111", 660 "#112", 661 "#113", 662 "#114", 663 "#115", 664 "#116", 665 "#117", 666 "#118", 667 "#119", 668 "#120", 669 "#121", 670 "#122", 671 "#123", 672 "#124", 673 "#125", 674 "#126", 675 "#127", 676 "echo", 677 "echo reply", 678 "multicast listener query", 679 "multicast listener report", 680 "multicast listener done", 681 "router solicitation", 682 "router advertisement", 683 "neighbor solicitation", 684 "neighbor advertisement", 685 "redirect", 686 "router renumbering", 687 "node information request", 688 "node information reply", 689 "#141", 690 "#142", 691 "#143", 692 "#144", 693 "#145", 694 "#146", 695 "#147", 696 "#148", 697 "#149", 698 "#150", 699 "#151", 700 "#152", 701 "#153", 702 "#154", 703 "#155", 704 "#156", 705 "#157", 706 "#158", 707 "#159", 708 "#160", 709 "#161", 710 "#162", 711 "#163", 712 "#164", 713 "#165", 714 "#166", 715 "#167", 716 "#168", 717 "#169", 718 "#170", 719 "#171", 720 "#172", 721 "#173", 722 "#174", 723 "#175", 724 "#176", 725 "#177", 726 "#178", 727 "#179", 728 "#180", 729 "#181", 730 "#182", 731 "#183", 732 "#184", 733 "#185", 734 "#186", 735 "#187", 736 "#188", 737 "#189", 738 "#180", 739 "#191", 740 "#192", 741 "#193", 742 "#194", 743 "#195", 744 "#196", 745 "#197", 746 "#198", 747 "#199", 748 "#200", 749 "#201", 750 "#202", 751 "#203", 752 "#204", 753 "#205", 754 "#206", 755 "#207", 756 "#208", 757 "#209", 758 "#210", 759 "#211", 760 "#212", 761 "#213", 762 "#214", 763 "#215", 764 "#216", 765 "#217", 766 "#218", 767 "#219", 768 "#220", 769 "#221", 770 "#222", 771 "#223", 772 "#224", 773 "#225", 774 "#226", 775 "#227", 776 "#228", 777 "#229", 778 "#230", 779 "#231", 780 "#232", 781 "#233", 782 "#234", 783 "#235", 784 "#236", 785 "#237", 786 "#238", 787 "#239", 788 "#240", 789 "#241", 790 "#242", 791 "#243", 792 "#244", 793 "#245", 794 "#246", 795 "#247", 796 "#248", 797 "#249", 798 "#250", 799 "#251", 800 "#252", 801 "#253", 802 "#254", 803 "#255", 804}; 805 806/* 807 * Dump ICMP6 statistics. 808 */ 809void 810icmp6_stats(u_long off, char *name) 811{ 812 struct icmp6stat icmp6stat; 813 register int i, first; 814 815 if (off == 0) 816 return; 817 kread(off, (char *)&icmp6stat, sizeof (icmp6stat)); 818 printf("%s:\n", name); 819 820#define p(f, m) if (icmp6stat.f || sflag <= 1) \ 821 printf(m, (unsigned long long)icmp6stat.f, plural(icmp6stat.f)) 822#define p_5(f, m) printf(m, (unsigned long long)icmp6stat.f) 823 824 p(icp6s_error, "\t%llu call%s to icmp_error\n"); 825 p(icp6s_canterror, 826 "\t%llu error%s not generated because old message was icmp error or so\n"); 827 p(icp6s_toofreq, 828 "\t%llu error%s not generated because rate limitation\n"); 829 for (first = 1, i = 0; i < 256; i++) 830 if (icmp6stat.icp6s_outhist[i] != 0) { 831 if (first) { 832 printf("\tOutput histogram:\n"); 833 first = 0; 834 } 835 printf("\t\t%s: %llu\n", icmp6names[i], 836 (unsigned long long)icmp6stat.icp6s_outhist[i]); 837 } 838 p(icp6s_badcode, "\t%llu message%s with bad code fields\n"); 839 p(icp6s_tooshort, "\t%llu message%s < minimum length\n"); 840 p(icp6s_checksum, "\t%llu bad checksum%s\n"); 841 p(icp6s_badlen, "\t%llu message%s with bad length\n"); 842 for (first = 1, i = 0; i < ICMP6_MAXTYPE; i++) 843 if (icmp6stat.icp6s_inhist[i] != 0) { 844 if (first) { 845 printf("\tInput histogram:\n"); 846 first = 0; 847 } 848 printf("\t\t%s: %llu\n", icmp6names[i], 849 (unsigned long long)icmp6stat.icp6s_inhist[i]); 850 } 851 printf("\tHistogram of error messages to be generated:\n"); 852 p_5(icp6s_odst_unreach_noroute, "\t\t%llu no route\n"); 853 p_5(icp6s_odst_unreach_admin, "\t\t%llu administratively prohibited\n"); 854 p_5(icp6s_odst_unreach_beyondscope, "\t\t%llu beyond scope\n"); 855 p_5(icp6s_odst_unreach_addr, "\t\t%llu address unreachable\n"); 856 p_5(icp6s_odst_unreach_noport, "\t\t%llu port unreachable\n"); 857 p_5(icp6s_opacket_too_big, "\t\t%llu packet too big\n"); 858 p_5(icp6s_otime_exceed_transit, "\t\t%llu time exceed transit\n"); 859 p_5(icp6s_otime_exceed_reassembly, "\t\t%llu time exceed reassembly\n"); 860 p_5(icp6s_oparamprob_header, "\t\t%llu erroneous header field\n"); 861 p_5(icp6s_oparamprob_nextheader, "\t\t%llu unrecognized next header\n"); 862 p_5(icp6s_oparamprob_option, "\t\t%llu unrecognized option\n"); 863 p_5(icp6s_oredirect, "\t\t%llu redirect\n"); 864 p_5(icp6s_ounknown, "\t\t%llu unknown\n"); 865 866 p(icp6s_reflect, "\t%llu message response%s generated\n"); 867 p(icp6s_nd_toomanyopt, "\t%llu message%s with too many ND options\n"); 868 p(icp6s_nd_badopt, "\t%qu message%s with bad ND options\n"); 869 p(icp6s_badns, "\t%qu bad neighbor solicitation message%s\n"); 870 p(icp6s_badna, "\t%qu bad neighbor advertisement message%s\n"); 871 p(icp6s_badrs, "\t%qu bad router solicitation message%s\n"); 872 p(icp6s_badra, "\t%qu bad router advertisement message%s\n"); 873 p(icp6s_badredirect, "\t%qu bad redirect message%s\n"); 874 p(icp6s_pmtuchg, "\t%llu path MTU change%s\n"); 875#undef p 876#undef p_5 877} 878 879/* 880 * Dump ICMPv6 per-interface statistics based on RFC 2466. 881 */ 882void 883icmp6_ifstats(char *ifname) 884{ 885 struct in6_ifreq ifr; 886 int s; 887#define p(f, m) if (ifr.ifr_ifru.ifru_icmp6stat.f || sflag <= 1) \ 888 printf(m, (unsigned long long)ifr.ifr_ifru.ifru_icmp6stat.f, plural(ifr.ifr_ifru.ifru_icmp6stat.f)) 889 890 if ((s = socket(AF_INET6, SOCK_DGRAM, 0)) < 0) { 891 perror("Warning: socket(AF_INET6)"); 892 return; 893 } 894 895 strcpy(ifr.ifr_name, ifname); 896 printf("icmp6 on %s:\n", ifr.ifr_name); 897 898 if (ioctl(s, SIOCGIFSTAT_ICMP6, (char *)&ifr) < 0) { 899 perror("Warning: ioctl(SIOCGIFSTAT_ICMP6)"); 900 goto end; 901 } 902 903 p(ifs6_in_msg, "\t%llu total input message%s\n"); 904 p(ifs6_in_error, "\t%llu total input error message%s\n"); 905 p(ifs6_in_dstunreach, "\t%llu input destination unreachable error%s\n"); 906 p(ifs6_in_adminprohib, "\t%llu input administratively prohibited error%s\n"); 907 p(ifs6_in_timeexceed, "\t%llu input time exceeded error%s\n"); 908 p(ifs6_in_paramprob, "\t%llu input parameter problem error%s\n"); 909 p(ifs6_in_pkttoobig, "\t%llu input packet too big error%s\n"); 910 p(ifs6_in_echo, "\t%llu input echo request%s\n"); 911 p(ifs6_in_echoreply, "\t%llu input echo reply%s\n"); 912 p(ifs6_in_routersolicit, "\t%llu input router solicitation%s\n"); 913 p(ifs6_in_routeradvert, "\t%llu input router advertisement%s\n"); 914 p(ifs6_in_neighborsolicit, "\t%llu input neighbor solicitation%s\n"); 915 p(ifs6_in_neighboradvert, "\t%llu input neighbor advertisement%s\n"); 916 p(ifs6_in_redirect, "\t%llu input redirect%s\n"); 917 p(ifs6_in_mldquery, "\t%llu input MLD query%s\n"); 918 p(ifs6_in_mldreport, "\t%llu input MLD report%s\n"); 919 p(ifs6_in_mlddone, "\t%llu input MLD done%s\n"); 920 921 p(ifs6_out_msg, "\t%llu total output message%s\n"); 922 p(ifs6_out_error, "\t%llu total output error message%s\n"); 923 p(ifs6_out_dstunreach, "\t%llu output destination unreachable error%s\n"); 924 p(ifs6_out_adminprohib, "\t%llu output administratively prohibited error%s\n"); 925 p(ifs6_out_timeexceed, "\t%llu output time exceeded error%s\n"); 926 p(ifs6_out_paramprob, "\t%llu output parameter problem error%s\n"); 927 p(ifs6_out_pkttoobig, "\t%llu output packet too big error%s\n"); 928 p(ifs6_out_echo, "\t%llu output echo request%s\n"); 929 p(ifs6_out_echoreply, "\t%llu output echo reply%s\n"); 930 p(ifs6_out_routersolicit, "\t%llu output router solicitation%s\n"); 931 p(ifs6_out_routeradvert, "\t%llu output router advertisement%s\n"); 932 p(ifs6_out_neighborsolicit, "\t%llu output neighbor solicitation%s\n"); 933 p(ifs6_out_neighboradvert, "\t%llu output neighbor advertisement%s\n"); 934 p(ifs6_out_redirect, "\t%llu output redirect%s\n"); 935 p(ifs6_out_mldquery, "\t%llu output MLD query%s\n"); 936 p(ifs6_out_mldreport, "\t%llu output MLD report%s\n"); 937 p(ifs6_out_mlddone, "\t%llu output MLD done%s\n"); 938 939 end: 940 close(s); 941#undef p 942} 943 944/* 945 * Dump PIM statistics structure. 946 */ 947void 948pim6_stats(u_long off, char *name) 949{ 950 struct pim6stat pim6stat; 951 952 if (off == 0) 953 return; 954 kread(off, (char *)&pim6stat, sizeof(pim6stat)); 955 printf("%s:\n", name); 956 957#define p(f, m) if (pim6stat.f || sflag <= 1) \ 958 printf(m, (unsigned long long)pim6stat.f, plural(pim6stat.f)) 959 p(pim6s_rcv_total, "\t%llu message%s received\n"); 960 p(pim6s_rcv_tooshort, "\t%llu message%s received with too few bytes\n"); 961 p(pim6s_rcv_badsum, "\t%llu message%s received with bad checksum\n"); 962 p(pim6s_rcv_badversion, "\t%llu message%s received with bad version\n"); 963 p(pim6s_rcv_registers, "\t%llu register%s received\n"); 964 p(pim6s_rcv_badregisters, "\t%llu bad register%s received\n"); 965 p(pim6s_snd_registers, "\t%llu register%s sent\n"); 966#undef p 967} 968 969/* 970 * Dump raw ip6 statistics structure. 971 */ 972void 973rip6_stats(u_long off, char *name) 974{ 975 struct rip6stat rip6stat; 976 u_quad_t delivered; 977 int mib[4]; 978 size_t l; 979 980 mib[0] = CTL_NET; 981 mib[1] = PF_INET6; 982 mib[2] = IPPROTO_IPV6; 983 mib[3] = IPV6CTL_RIP6STATS; 984 l = sizeof(rip6stat); 985 if (sysctl(mib, 4, &rip6stat, &l, NULL, 0) < 0) { 986 perror("Warning: sysctl(net.inet6.ip6.rip6stats)"); 987 return; 988 } 989 990 printf("%s:\n", name); 991 992#define p(f, m) if (rip6stat.f || sflag <= 1) \ 993 printf(m, (unsigned long long)rip6stat.f, plural(rip6stat.f)) 994 p(rip6s_ipackets, "\t%llu message%s received\n"); 995 p(rip6s_isum, "\t%llu checksum calcuration%s on inbound\n"); 996 p(rip6s_badsum, "\t%llu message%s with bad checksum\n"); 997 p(rip6s_nosock, "\t%llu message%s dropped due to no socket\n"); 998 p(rip6s_nosockmcast, 999 "\t%llu multicast message%s dropped due to no socket\n"); 1000 p(rip6s_fullsock, 1001 "\t%llu message%s dropped due to full socket buffers\n"); 1002 delivered = rip6stat.rip6s_ipackets - 1003 rip6stat.rip6s_badsum - 1004 rip6stat.rip6s_nosock - 1005 rip6stat.rip6s_nosockmcast - 1006 rip6stat.rip6s_fullsock; 1007 if (delivered || sflag <= 1) 1008 printf("\t%llu delivered\n", (unsigned long long)delivered); 1009 p(rip6s_opackets, "\t%llu datagram%s output\n"); 1010#undef p 1011} 1012 1013/* 1014 * Pretty print an Internet address (net address + port). 1015 * Take numeric_addr and numeric_port into consideration. 1016 */ 1017#define GETSERVBYPORT6(port, proto, ret)\ 1018{\ 1019 if (strcmp((proto), "tcp6") == 0)\ 1020 (ret) = getservbyport((int)(port), "tcp");\ 1021 else if (strcmp((proto), "udp6") == 0)\ 1022 (ret) = getservbyport((int)(port), "udp");\ 1023 else\ 1024 (ret) = getservbyport((int)(port), (proto));\ 1025}; 1026 1027void 1028inet6print(struct in6_addr *in6, int port, char *proto, int numeric) 1029{ 1030 struct servent *sp = 0; 1031 char line[80], *cp; 1032 int width; 1033 1034 sprintf(line, "%.*s.", lflag ? 39 : 1035 (Aflag && !numeric) ? 12 : 16, inet6name(in6)); 1036 cp = index(line, '\0'); 1037 if (!numeric && port) 1038 GETSERVBYPORT6(port, proto, sp); 1039 if (sp || port == 0) 1040 sprintf(cp, "%.8s", sp ? sp->s_name : "*"); 1041 else 1042 sprintf(cp, "%d", ntohs((u_short)port)); 1043 width = lflag ? 45 : Aflag ? 18 : 22; 1044 printf("%-*.*s ", width, width, line); 1045} 1046 1047/* 1048 * Construct an Internet address representation. 1049 * If the numeric_addr has been supplied, give 1050 * numeric value, otherwise try for symbolic name. 1051 */ 1052 1053char * 1054inet6name(struct in6_addr *in6p) 1055{ 1056 register char *cp; 1057 static char line[50]; 1058 struct hostent *hp; 1059 static char domain[MAXHOSTNAMELEN]; 1060 static int first = 1; 1061 1062 if (first && !numeric_addr) { 1063 first = 0; 1064 if (gethostname(domain, MAXHOSTNAMELEN) == 0 && 1065 (cp = index(domain, '.'))) 1066 (void) strcpy(domain, cp + 1); 1067 else 1068 domain[0] = 0; 1069 } 1070 cp = 0; 1071 if (!numeric_addr && !IN6_IS_ADDR_UNSPECIFIED(in6p)) { 1072 hp = gethostbyaddr((char *)in6p, sizeof(*in6p), AF_INET6); 1073 if (hp) { 1074 if ((cp = index(hp->h_name, '.')) && 1075 !strcmp(cp + 1, domain)) 1076 *cp = 0; 1077 cp = hp->h_name; 1078 } 1079 } 1080 if (IN6_IS_ADDR_UNSPECIFIED(in6p)) 1081 strcpy(line, "*"); 1082 else if (cp) 1083 strcpy(line, cp); 1084 else 1085 sprintf(line, "%s", 1086 inet_ntop(AF_INET6, (void *)in6p, ntop_buf, 1087 sizeof(ntop_buf))); 1088 return (line); 1089} 1090#endif /*INET6*/ 1091