Annotation of src/usr.bin/netstat/inet6.c, Revision 1.42
1.42 ! claudio 1: /* $OpenBSD: inet6.c,v 1.41 2010/10/21 10:51:05 bluhm Exp $ */
1.1 itojun 2: /* BSDI inet.c,v 2.3 1995/10/24 02:19:29 prb Exp */
3: /*
4: * Copyright (c) 1983, 1988, 1993
5: * The Regents of the University of California. All rights reserved.
6: *
7: * Redistribution and use in source and binary forms, with or without
8: * modification, are permitted provided that the following conditions
9: * are met:
10: * 1. Redistributions of source code must retain the above copyright
11: * notice, this list of conditions and the following disclaimer.
12: * 2. Redistributions in binary form must reproduce the above copyright
13: * notice, this list of conditions and the following disclaimer in the
14: * documentation and/or other materials provided with the distribution.
1.29 millert 15: * 3. Neither the name of the University nor the names of its contributors
1.1 itojun 16: * may be used to endorse or promote products derived from this software
17: * without specific prior written permission.
18: *
19: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29: * SUCH DAMAGE.
30: */
31:
32: #include <sys/param.h>
33: #include <sys/socket.h>
34: #include <sys/socketvar.h>
35: #include <sys/ioctl.h>
36: #include <sys/mbuf.h>
37: #include <sys/protosw.h>
1.35 deraadt 38: #include <sys/sysctl.h>
1.1 itojun 39:
40: #include <net/route.h>
41: #include <net/if.h>
42: #include <netinet/in.h>
43: #include <netinet/ip6.h>
44: #include <netinet/icmp6.h>
45: #include <netinet/in_systm.h>
46: #include <netinet/ip.h>
47: #include <netinet/ip_var.h>
1.5 itojun 48: #include <netinet6/ip6_var.h>
1.1 itojun 49: #include <netinet6/in6_var.h>
50: #include <netinet6/pim6_var.h>
1.21 itojun 51: #include <netinet6/raw_ip6.h>
1.40 michele 52: #include <netinet6/ip6_divert.h>
1.1 itojun 53:
54: #include <arpa/inet.h>
55: #if 0
56: #include "gethostbyname2.h"
57: #endif
58: #include <netdb.h>
59:
1.37 chl 60: #include <err.h>
61: #include <errno.h>
1.1 itojun 62: #include <stdio.h>
63: #include <string.h>
64: #include <unistd.h>
65: #include "netstat.h"
66:
67: struct socket sockb;
68:
1.18 millert 69: char *inet6name(struct in6_addr *);
70: void inet6print(struct in6_addr *, int, char *);
1.1 itojun 71:
72: static char *ip6nh[] = {
73: "hop by hop",
74: "ICMP",
75: "IGMP",
76: "#3",
77: "IP",
78: "#5",
79: "TCP",
80: "#7",
81: "#8",
82: "#9",
83: "#10",
84: "#11",
85: "#12",
86: "#13",
87: "#14",
88: "#15",
89: "#16",
90: "UDP",
91: "#18",
1.17 mickey 92: "#19",
1.1 itojun 93: "#20",
94: "#21",
95: "IDP",
96: "#23",
97: "#24",
98: "#25",
99: "#26",
100: "#27",
101: "#28",
1.17 mickey 102: "TP",
1.1 itojun 103: "#30",
104: "#31",
105: "#32",
106: "#33",
107: "#34",
108: "#35",
109: "#36",
110: "#37",
111: "#38",
1.17 mickey 112: "#39",
1.1 itojun 113: "#40",
114: "IP6",
115: "#42",
116: "routing",
117: "fragment",
118: "#45",
119: "#46",
120: "#47",
121: "#48",
1.17 mickey 122: "#49",
1.1 itojun 123: "ESP",
124: "AH",
125: "#52",
126: "#53",
127: "#54",
128: "#55",
129: "#56",
130: "#57",
131: "ICMP6",
1.17 mickey 132: "no next header",
1.1 itojun 133: "destination option",
134: "#61",
135: "#62",
136: "#63",
137: "#64",
138: "#65",
139: "#66",
140: "#67",
141: "#68",
1.17 mickey 142: "#69",
1.1 itojun 143: "#70",
144: "#71",
145: "#72",
146: "#73",
147: "#74",
148: "#75",
149: "#76",
150: "#77",
151: "#78",
1.17 mickey 152: "#79",
1.1 itojun 153: "ISOIP",
154: "#81",
155: "#82",
156: "#83",
157: "#84",
158: "#85",
159: "#86",
160: "#87",
161: "#88",
1.17 mickey 162: "OSPF",
1.1 itojun 163: "#80",
164: "#91",
165: "#92",
166: "#93",
167: "#94",
168: "#95",
169: "#96",
170: "Ethernet",
171: "#98",
1.17 mickey 172: "#99",
1.1 itojun 173: "#100",
174: "#101",
175: "#102",
176: "PIM",
177: "#104",
178: "#105",
179: "#106",
180: "#107",
181: "#108",
1.17 mickey 182: "#109",
1.1 itojun 183: "#110",
184: "#111",
185: "#112",
186: "#113",
187: "#114",
188: "#115",
189: "#116",
190: "#117",
191: "#118",
1.17 mickey 192: "#119",
1.1 itojun 193: "#120",
194: "#121",
195: "#122",
196: "#123",
197: "#124",
198: "#125",
199: "#126",
200: "#127",
201: "#128",
1.17 mickey 202: "#129",
1.1 itojun 203: "#130",
204: "#131",
205: "#132",
206: "#133",
207: "#134",
208: "#135",
209: "#136",
210: "#137",
211: "#138",
1.17 mickey 212: "#139",
1.1 itojun 213: "#140",
214: "#141",
215: "#142",
216: "#143",
217: "#144",
218: "#145",
219: "#146",
220: "#147",
221: "#148",
1.17 mickey 222: "#149",
1.1 itojun 223: "#150",
224: "#151",
225: "#152",
226: "#153",
227: "#154",
228: "#155",
229: "#156",
230: "#157",
231: "#158",
1.17 mickey 232: "#159",
1.1 itojun 233: "#160",
234: "#161",
235: "#162",
236: "#163",
237: "#164",
238: "#165",
239: "#166",
240: "#167",
241: "#168",
1.17 mickey 242: "#169",
1.1 itojun 243: "#170",
244: "#171",
245: "#172",
246: "#173",
247: "#174",
248: "#175",
249: "#176",
250: "#177",
251: "#178",
1.17 mickey 252: "#179",
1.1 itojun 253: "#180",
254: "#181",
255: "#182",
256: "#183",
257: "#184",
258: "#185",
259: "#186",
260: "#187",
261: "#188",
1.17 mickey 262: "#189",
1.1 itojun 263: "#180",
264: "#191",
265: "#192",
266: "#193",
267: "#194",
268: "#195",
269: "#196",
270: "#197",
271: "#198",
1.17 mickey 272: "#199",
1.1 itojun 273: "#200",
274: "#201",
275: "#202",
276: "#203",
277: "#204",
278: "#205",
279: "#206",
280: "#207",
281: "#208",
1.17 mickey 282: "#209",
1.1 itojun 283: "#210",
284: "#211",
285: "#212",
286: "#213",
287: "#214",
288: "#215",
289: "#216",
290: "#217",
291: "#218",
1.17 mickey 292: "#219",
1.1 itojun 293: "#220",
294: "#221",
295: "#222",
296: "#223",
297: "#224",
298: "#225",
299: "#226",
300: "#227",
301: "#228",
1.17 mickey 302: "#229",
1.1 itojun 303: "#230",
304: "#231",
305: "#232",
306: "#233",
307: "#234",
308: "#235",
309: "#236",
310: "#237",
311: "#238",
1.17 mickey 312: "#239",
1.1 itojun 313: "#240",
314: "#241",
315: "#242",
316: "#243",
317: "#244",
318: "#245",
319: "#246",
320: "#247",
321: "#248",
1.17 mickey 322: "#249",
1.1 itojun 323: "#250",
324: "#251",
325: "#252",
326: "#253",
327: "#254",
328: "#255",
329: };
330:
331: /*
332: * Dump IP6 statistics structure.
333: */
334: void
1.35 deraadt 335: ip6_stats(char *name)
1.1 itojun 336: {
337: struct ip6stat ip6stat;
338: int first, i;
1.14 itojun 339: struct protoent *ep;
340: const char *n;
1.35 deraadt 341: int mib[] = { CTL_NET, AF_INET6, IPPROTO_IPV6, IPV6CTL_STATS };
342: size_t len = sizeof(ip6stat);
1.1 itojun 343:
1.35 deraadt 344: if (sysctl(mib, sizeof(mib) / sizeof(mib[0]),
345: &ip6stat, &len, NULL, 0) == -1) {
346: if (errno != ENOPROTOOPT)
347: warn(name);
1.1 itojun 348: return;
1.35 deraadt 349: }
1.1 itojun 350:
351: printf("%s:\n", name);
352: #define p(f, m) if (ip6stat.f || sflag <= 1) \
1.20 deraadt 353: printf(m, (unsigned long long)ip6stat.f, plural(ip6stat.f))
1.1 itojun 354: #define p1(f, m) if (ip6stat.f || sflag <= 1) \
1.20 deraadt 355: printf(m, (unsigned long long)ip6stat.f)
1.1 itojun 356:
1.14 itojun 357: p(ip6s_total, "\t%llu total packet%s received\n");
358: p1(ip6s_toosmall, "\t%llu with size smaller than minimum\n");
359: p1(ip6s_tooshort, "\t%llu with data size < data length\n");
360: p1(ip6s_badoptions, "\t%llu with bad options\n");
361: p1(ip6s_badvers, "\t%llu with incorrect version number\n");
362: p(ip6s_fragments, "\t%llu fragment%s received\n");
363: p(ip6s_fragdropped,
1.23 jsyn 364: "\t%llu fragment%s dropped (duplicates or out of space)\n");
1.14 itojun 365: p(ip6s_fragtimeout, "\t%llu fragment%s dropped after timeout\n");
366: p(ip6s_fragoverflow, "\t%llu fragment%s that exceeded limit\n");
367: p(ip6s_reassembled, "\t%llu packet%s reassembled ok\n");
368: p(ip6s_delivered, "\t%llu packet%s for this host\n");
369: p(ip6s_forward, "\t%llu packet%s forwarded\n");
370: p(ip6s_cantforward, "\t%llu packet%s not forwardable\n");
371: p(ip6s_redirectsent, "\t%llu redirect%s sent\n");
372: p(ip6s_localout, "\t%llu packet%s sent from this host\n");
373: p(ip6s_rawout, "\t%llu packet%s sent with fabricated ip header\n");
374: p(ip6s_odropped,
375: "\t%llu output packet%s dropped due to no bufs, etc.\n");
376: p(ip6s_noroute, "\t%llu output packet%s discarded due to no route\n");
377: p(ip6s_fragmented, "\t%llu output datagram%s fragmented\n");
378: p(ip6s_ofragments, "\t%llu fragment%s created\n");
379: p(ip6s_cantfrag, "\t%llu datagram%s that can't be fragmented\n");
380: p(ip6s_badscope, "\t%llu packet%s that violated scope rules\n");
381: p(ip6s_notmember, "\t%llu multicast packet%s which we don't join\n");
1.39 tedu 382: for (first = 1, i = 0; i < 256; i++)
1.1 itojun 383: if (ip6stat.ip6s_nxthist[i] != 0) {
1.39 tedu 384: if (first) {
385: printf("\tInput packet histogram:\n");
386: first = 0;
387: }
1.14 itojun 388: n = NULL;
389: if (ip6nh[i])
390: n = ip6nh[i];
391: else if ((ep = getprotobynumber(i)) != NULL)
392: n = ep->p_name;
393: if (n)
1.39 tedu 394: printf("\t\t%s: %llu\n", n,
395: (unsigned long long)ip6stat.ip6s_nxthist[i]);
1.14 itojun 396: else
1.39 tedu 397: printf("\t\t#%d: %llu\n", i,
398: (unsigned long long)ip6stat.ip6s_nxthist[i]);
1.1 itojun 399: }
1.10 itojun 400: printf("\tMbuf statistics:\n");
1.14 itojun 401: p(ip6s_m1, "\t\t%llu one mbuf%s\n");
1.1 itojun 402: for (first = 1, i = 0; i < 32; i++) {
403: char ifbuf[IFNAMSIZ];
1.17 mickey 404: if (ip6stat.ip6s_m2m[i] != 0) {
1.1 itojun 405: if (first) {
1.39 tedu 406: printf("\t\ttwo or more mbuf:\n");
1.1 itojun 407: first = 0;
408: }
1.14 itojun 409: printf("\t\t\t%s = %llu\n",
1.20 deraadt 410: if_indextoname(i, ifbuf),
411: (unsigned long long)ip6stat.ip6s_m2m[i]);
1.1 itojun 412: }
413: }
1.14 itojun 414: p(ip6s_mext1, "\t\t%llu one ext mbuf%s\n");
415: p(ip6s_mext2m, "\t\t%llu two or more ext mbuf%s\n");
416: p(ip6s_nogif, "\t%llu tunneling packet%s that can't find gif\n");
417: p(ip6s_toomanyhdr,
418: "\t%llu packet%s discarded due to too many headers\n");
1.5 itojun 419:
420: /* for debugging source address selection */
421: #define PRINT_SCOPESTAT(s,i) do {\
422: switch(i) { /* XXX hardcoding in each case */\
423: case 1:\
1.14 itojun 424: p(s, "\t\t%llu node-local%s\n");\
1.5 itojun 425: break;\
426: case 2:\
1.14 itojun 427: p(s, "\t\t%llu link-local%s\n");\
1.5 itojun 428: break;\
429: case 5:\
1.14 itojun 430: p(s, "\t\t%llu site-local%s\n");\
1.5 itojun 431: break;\
432: case 14:\
1.14 itojun 433: p(s, "\t\t%llu global%s\n");\
1.5 itojun 434: break;\
435: default:\
1.14 itojun 436: printf("\t\t%llu addresses scope=%x\n",\
1.20 deraadt 437: (unsigned long long)ip6stat.s, i);\
1.5 itojun 438: }\
439: } while(0);
440:
441: p(ip6s_sources_none,
1.20 deraadt 442: "\t%llu failure%s of source address selection\n");
1.5 itojun 443: for (first = 1, i = 0; i < 16; i++) {
444: if (ip6stat.ip6s_sources_sameif[i]) {
445: if (first) {
446: printf("\tsource addresses on an outgoing I/F\n");
447: first = 0;
448: }
449: PRINT_SCOPESTAT(ip6s_sources_sameif[i], i);
450: }
451: }
452: for (first = 1, i = 0; i < 16; i++) {
453: if (ip6stat.ip6s_sources_otherif[i]) {
454: if (first) {
455: printf("\tsource addresses on a non-outgoing I/F\n");
456: first = 0;
457: }
458: PRINT_SCOPESTAT(ip6s_sources_otherif[i], i);
459: }
460: }
461: for (first = 1, i = 0; i < 16; i++) {
462: if (ip6stat.ip6s_sources_samescope[i]) {
463: if (first) {
464: printf("\tsource addresses of same scope\n");
465: first = 0;
466: }
467: PRINT_SCOPESTAT(ip6s_sources_samescope[i], i);
468: }
469: }
470: for (first = 1, i = 0; i < 16; i++) {
471: if (ip6stat.ip6s_sources_otherscope[i]) {
472: if (first) {
473: printf("\tsource addresses of a different scope\n");
474: first = 0;
475: }
476: PRINT_SCOPESTAT(ip6s_sources_otherscope[i], i);
477: }
478: }
479: for (first = 1, i = 0; i < 16; i++) {
480: if (ip6stat.ip6s_sources_deprecated[i]) {
481: if (first) {
482: printf("\tdeprecated source addresses\n");
483: first = 0;
484: }
485: PRINT_SCOPESTAT(ip6s_sources_deprecated[i], i);
486: }
487: }
1.8 itojun 488:
489: p1(ip6s_forward_cachehit, "\t%llu forward cache hit\n");
490: p1(ip6s_forward_cachemiss, "\t%llu forward cache miss\n");
1.1 itojun 491: #undef p
492: #undef p1
493: }
494:
495: /*
496: * Dump IPv6 per-interface statistics based on RFC 2465.
497: */
498: void
1.25 deraadt 499: ip6_ifstats(char *ifname)
1.1 itojun 500: {
501: struct in6_ifreq ifr;
502: int s;
1.20 deraadt 503:
1.1 itojun 504: #define p(f, m) if (ifr.ifr_ifru.ifru_stat.f || sflag <= 1) \
1.20 deraadt 505: printf(m, (unsigned long long)ifr.ifr_ifru.ifru_stat.f, \
506: plural(ifr.ifr_ifru.ifru_stat.f))
1.1 itojun 507: #define p_5(f, m) if (ifr.ifr_ifru.ifru_stat.f || sflag <= 1) \
1.20 deraadt 508: printf(m, (unsigned long long)ip6stat.f)
1.1 itojun 509:
510: if ((s = socket(AF_INET6, SOCK_DGRAM, 0)) < 0) {
511: perror("Warning: socket(AF_INET6)");
512: return;
513: }
514:
1.20 deraadt 515: strlcpy(ifr.ifr_name, ifname, sizeof ifr.ifr_name);
1.1 itojun 516: printf("ip6 on %s:\n", ifr.ifr_name);
517:
1.32 jaredy 518: if (ioctl(s, SIOCGIFSTAT_IN6, &ifr) < 0) {
1.1 itojun 519: perror("Warning: ioctl(SIOCGIFSTAT_IN6)");
520: goto end;
521: }
522:
1.14 itojun 523: p(ifs6_in_receive, "\t%llu total input datagram%s\n");
524: p(ifs6_in_hdrerr, "\t%llu datagram%s with invalid header received\n");
525: p(ifs6_in_toobig, "\t%llu datagram%s exceeded MTU received\n");
526: p(ifs6_in_noroute, "\t%llu datagram%s with no route received\n");
527: p(ifs6_in_addrerr, "\t%llu datagram%s with invalid dst received\n");
528: p(ifs6_in_truncated, "\t%llu truncated datagram%s received\n");
529: p(ifs6_in_protounknown, "\t%llu datagram%s with unknown proto received\n");
530: p(ifs6_in_discard, "\t%llu input datagram%s discarded\n");
1.1 itojun 531: p(ifs6_in_deliver,
1.20 deraadt 532: "\t%llu datagram%s delivered to an upper layer protocol\n");
1.14 itojun 533: p(ifs6_out_forward, "\t%llu datagram%s forwarded to this interface\n");
1.1 itojun 534: p(ifs6_out_request,
1.20 deraadt 535: "\t%llu datagram%s sent from an upper layer protocol\n");
1.14 itojun 536: p(ifs6_out_discard, "\t%llu total discarded output datagram%s\n");
537: p(ifs6_out_fragok, "\t%llu output datagram%s fragmented\n");
538: p(ifs6_out_fragfail, "\t%llu output datagram%s failed on fragment\n");
539: p(ifs6_out_fragcreat, "\t%llu output datagram%s succeeded on fragment\n");
540: p(ifs6_reass_reqd, "\t%llu incoming datagram%s fragmented\n");
541: p(ifs6_reass_ok, "\t%llu datagram%s reassembled\n");
542: p(ifs6_reass_fail, "\t%llu datagram%s failed on reassembling\n");
543: p(ifs6_in_mcast, "\t%llu multicast datagram%s received\n");
544: p(ifs6_out_mcast, "\t%llu multicast datagram%s sent\n");
1.1 itojun 545:
546: end:
547: close(s);
548:
549: #undef p
550: #undef p_5
551: }
552:
553: static char *icmp6names[] = {
554: "#0",
555: "unreach",
556: "packet too big",
557: "time exceed",
558: "parameter problem",
559: "#5",
560: "#6",
561: "#7",
562: "#8",
563: "#9",
564: "#10",
565: "#11",
566: "#12",
567: "#13",
568: "#14",
569: "#15",
570: "#16",
571: "#17",
572: "#18",
1.17 mickey 573: "#19",
1.1 itojun 574: "#20",
575: "#21",
576: "#22",
577: "#23",
578: "#24",
579: "#25",
580: "#26",
581: "#27",
582: "#28",
1.17 mickey 583: "#29",
1.1 itojun 584: "#30",
585: "#31",
586: "#32",
587: "#33",
588: "#34",
589: "#35",
590: "#36",
591: "#37",
592: "#38",
1.17 mickey 593: "#39",
1.1 itojun 594: "#40",
595: "#41",
596: "#42",
597: "#43",
598: "#44",
599: "#45",
600: "#46",
601: "#47",
602: "#48",
1.17 mickey 603: "#49",
1.1 itojun 604: "#50",
605: "#51",
606: "#52",
607: "#53",
608: "#54",
609: "#55",
610: "#56",
611: "#57",
612: "#58",
1.17 mickey 613: "#59",
1.1 itojun 614: "#60",
615: "#61",
616: "#62",
617: "#63",
618: "#64",
619: "#65",
620: "#66",
621: "#67",
622: "#68",
1.17 mickey 623: "#69",
1.1 itojun 624: "#70",
625: "#71",
626: "#72",
627: "#73",
628: "#74",
629: "#75",
630: "#76",
631: "#77",
632: "#78",
1.17 mickey 633: "#79",
1.1 itojun 634: "#80",
635: "#81",
636: "#82",
637: "#83",
638: "#84",
639: "#85",
640: "#86",
641: "#87",
642: "#88",
1.17 mickey 643: "#89",
1.1 itojun 644: "#80",
645: "#91",
646: "#92",
647: "#93",
648: "#94",
649: "#95",
650: "#96",
651: "#97",
652: "#98",
1.17 mickey 653: "#99",
1.1 itojun 654: "#100",
655: "#101",
656: "#102",
657: "#103",
658: "#104",
659: "#105",
660: "#106",
661: "#107",
662: "#108",
1.17 mickey 663: "#109",
1.1 itojun 664: "#110",
665: "#111",
666: "#112",
667: "#113",
668: "#114",
669: "#115",
670: "#116",
671: "#117",
672: "#118",
1.17 mickey 673: "#119",
1.1 itojun 674: "#120",
675: "#121",
676: "#122",
677: "#123",
678: "#124",
679: "#125",
680: "#126",
681: "#127",
682: "echo",
1.17 mickey 683: "echo reply",
1.1 itojun 684: "multicast listener query",
685: "multicast listener report",
686: "multicast listener done",
687: "router solicitation",
1.15 itojun 688: "router advertisement",
1.1 itojun 689: "neighbor solicitation",
1.15 itojun 690: "neighbor advertisement",
1.1 itojun 691: "redirect",
692: "router renumbering",
693: "node information request",
694: "node information reply",
695: "#141",
696: "#142",
697: "#143",
698: "#144",
699: "#145",
700: "#146",
701: "#147",
702: "#148",
1.17 mickey 703: "#149",
1.1 itojun 704: "#150",
705: "#151",
706: "#152",
707: "#153",
708: "#154",
709: "#155",
710: "#156",
711: "#157",
712: "#158",
1.17 mickey 713: "#159",
1.1 itojun 714: "#160",
715: "#161",
716: "#162",
717: "#163",
718: "#164",
719: "#165",
720: "#166",
721: "#167",
722: "#168",
1.17 mickey 723: "#169",
1.1 itojun 724: "#170",
725: "#171",
726: "#172",
727: "#173",
728: "#174",
729: "#175",
730: "#176",
731: "#177",
732: "#178",
1.17 mickey 733: "#179",
1.1 itojun 734: "#180",
735: "#181",
736: "#182",
737: "#183",
738: "#184",
739: "#185",
740: "#186",
741: "#187",
742: "#188",
1.17 mickey 743: "#189",
1.1 itojun 744: "#180",
745: "#191",
746: "#192",
747: "#193",
748: "#194",
749: "#195",
750: "#196",
751: "#197",
752: "#198",
1.17 mickey 753: "#199",
1.1 itojun 754: "#200",
755: "#201",
756: "#202",
757: "#203",
758: "#204",
759: "#205",
760: "#206",
761: "#207",
762: "#208",
1.17 mickey 763: "#209",
1.1 itojun 764: "#210",
765: "#211",
766: "#212",
767: "#213",
768: "#214",
769: "#215",
770: "#216",
771: "#217",
772: "#218",
1.17 mickey 773: "#219",
1.1 itojun 774: "#220",
775: "#221",
776: "#222",
777: "#223",
778: "#224",
779: "#225",
780: "#226",
781: "#227",
782: "#228",
1.17 mickey 783: "#229",
1.1 itojun 784: "#230",
785: "#231",
786: "#232",
787: "#233",
788: "#234",
789: "#235",
790: "#236",
791: "#237",
792: "#238",
1.17 mickey 793: "#239",
1.1 itojun 794: "#240",
795: "#241",
796: "#242",
797: "#243",
798: "#244",
799: "#245",
800: "#246",
801: "#247",
802: "#248",
1.17 mickey 803: "#249",
1.1 itojun 804: "#250",
805: "#251",
806: "#252",
807: "#253",
808: "#254",
809: "#255",
810: };
811:
812: /*
813: * Dump ICMPv6 statistics.
814: */
815: void
1.35 deraadt 816: icmp6_stats(char *name)
1.1 itojun 817: {
818: struct icmp6stat icmp6stat;
1.39 tedu 819: int i, first;
1.35 deraadt 820: int mib[] = { CTL_NET, AF_INET6, IPPROTO_ICMPV6, ICMPV6CTL_STATS };
821: size_t len = sizeof(icmp6stat);
1.1 itojun 822:
1.35 deraadt 823: if (sysctl(mib, sizeof(mib) / sizeof(mib[0]),
824: &icmp6stat, &len, NULL, 0) == -1) {
825: if (errno != ENOPROTOOPT)
826: warn(name);
1.1 itojun 827: return;
1.35 deraadt 828: }
829:
1.1 itojun 830: printf("%s:\n", name);
831: #define p(f, m) if (icmp6stat.f || sflag <= 1) \
1.20 deraadt 832: printf(m, (unsigned long long)icmp6stat.f, plural(icmp6stat.f))
1.8 itojun 833: #define p_5(f, m) if (icmp6stat.f || sflag <= 1) \
1.20 deraadt 834: printf(m, (unsigned long long)icmp6stat.f)
1.1 itojun 835:
1.14 itojun 836: p(icp6s_error, "\t%llu call%s to icmp6_error\n");
1.1 itojun 837: p(icp6s_canterror,
1.14 itojun 838: "\t%llu error%s not generated because old message was icmp6 or so\n");
1.7 itojun 839: p(icp6s_toofreq,
1.14 itojun 840: "\t%llu error%s not generated because of rate limitation\n");
1.39 tedu 841: for (first = 1, i = 0; i < 256; i++)
1.1 itojun 842: if (icmp6stat.icp6s_outhist[i] != 0) {
1.39 tedu 843: if (first) {
844: printf("\tOutput packet histogram:\n");
845: first = 0;
846: }
1.14 itojun 847: printf("\t\t%s: %llu\n", icmp6names[i],
1.25 deraadt 848: (unsigned long long)icmp6stat.icp6s_outhist[i]);
1.1 itojun 849: }
1.14 itojun 850: p(icp6s_badcode, "\t%llu message%s with bad code fields\n");
851: p(icp6s_tooshort, "\t%llu message%s < minimum length\n");
852: p(icp6s_checksum, "\t%llu bad checksum%s\n");
853: p(icp6s_badlen, "\t%llu message%s with bad length\n");
1.39 tedu 854: for (first = 1, i = 0; i < ICMP6_MAXTYPE; i++)
1.1 itojun 855: if (icmp6stat.icp6s_inhist[i] != 0) {
1.39 tedu 856: if (first) {
857: printf("\tInput packet histogram:\n");
858: first = 0;
859: }
1.14 itojun 860: printf("\t\t%s: %llu\n", icmp6names[i],
1.25 deraadt 861: (unsigned long long)icmp6stat.icp6s_inhist[i]);
1.1 itojun 862: }
1.39 tedu 863: printf("\tHistogram of error messages to be generated:\n");
1.14 itojun 864: p_5(icp6s_odst_unreach_noroute, "\t\t%llu no route\n");
865: p_5(icp6s_odst_unreach_admin, "\t\t%llu administratively prohibited\n");
866: p_5(icp6s_odst_unreach_beyondscope, "\t\t%llu beyond scope\n");
867: p_5(icp6s_odst_unreach_addr, "\t\t%llu address unreachable\n");
868: p_5(icp6s_odst_unreach_noport, "\t\t%llu port unreachable\n");
869: p_5(icp6s_opacket_too_big, "\t\t%llu packet too big\n");
870: p_5(icp6s_otime_exceed_transit, "\t\t%llu time exceed transit\n");
871: p_5(icp6s_otime_exceed_reassembly, "\t\t%llu time exceed reassembly\n");
872: p_5(icp6s_oparamprob_header, "\t\t%llu erroneous header field\n");
873: p_5(icp6s_oparamprob_nextheader, "\t\t%llu unrecognized next header\n");
874: p_5(icp6s_oparamprob_option, "\t\t%llu unrecognized option\n");
875: p_5(icp6s_oredirect, "\t\t%llu redirect\n");
876: p_5(icp6s_ounknown, "\t\t%llu unknown\n");
877:
878: p(icp6s_reflect, "\t%llu message response%s generated\n");
879: p(icp6s_nd_toomanyopt, "\t%llu message%s with too many ND options\n");
880: p(icp6s_nd_badopt, "\t%llu message%s with bad ND options\n");
881: p(icp6s_badns, "\t%llu bad neighbor solicitation message%s\n");
882: p(icp6s_badna, "\t%llu bad neighbor advertisement message%s\n");
883: p(icp6s_badrs, "\t%llu bad router solicitation message%s\n");
884: p(icp6s_badra, "\t%llu bad router advertisement message%s\n");
885: p(icp6s_badredirect, "\t%llu bad redirect message%s\n");
1.12 itojun 886: p(icp6s_pmtuchg, "\t%llu path MTU change%s\n");
1.14 itojun 887: #undef p
1.8 itojun 888: #undef p_5
1.1 itojun 889: }
890:
891: /*
892: * Dump ICMPv6 per-interface statistics based on RFC 2466.
893: */
894: void
1.25 deraadt 895: icmp6_ifstats(char *ifname)
1.1 itojun 896: {
897: struct in6_ifreq ifr;
898: int s;
1.20 deraadt 899:
1.1 itojun 900: #define p(f, m) if (ifr.ifr_ifru.ifru_icmp6stat.f || sflag <= 1) \
1.20 deraadt 901: printf(m, (unsigned long long)ifr.ifr_ifru.ifru_icmp6stat.f, \
902: plural(ifr.ifr_ifru.ifru_icmp6stat.f))
1.1 itojun 903:
904: if ((s = socket(AF_INET6, SOCK_DGRAM, 0)) < 0) {
905: perror("Warning: socket(AF_INET6)");
906: return;
907: }
908:
1.20 deraadt 909: strlcpy(ifr.ifr_name, ifname, sizeof ifr.ifr_name);
1.1 itojun 910: printf("icmp6 on %s:\n", ifr.ifr_name);
911:
1.32 jaredy 912: if (ioctl(s, SIOCGIFSTAT_ICMP6, &ifr) < 0) {
1.1 itojun 913: perror("Warning: ioctl(SIOCGIFSTAT_ICMP6)");
914: goto end;
915: }
916:
1.14 itojun 917: p(ifs6_in_msg, "\t%llu total input message%s\n");
1.17 mickey 918: p(ifs6_in_error, "\t%llu total input error message%s\n");
1.14 itojun 919: p(ifs6_in_dstunreach, "\t%llu input destination unreachable error%s\n");
920: p(ifs6_in_adminprohib, "\t%llu input administratively prohibited error%s\n");
921: p(ifs6_in_timeexceed, "\t%llu input time exceeded error%s\n");
922: p(ifs6_in_paramprob, "\t%llu input parameter problem error%s\n");
923: p(ifs6_in_pkttoobig, "\t%llu input packet too big error%s\n");
924: p(ifs6_in_echo, "\t%llu input echo request%s\n");
925: p(ifs6_in_echoreply, "\t%llu input echo reply%s\n");
926: p(ifs6_in_routersolicit, "\t%llu input router solicitation%s\n");
927: p(ifs6_in_routeradvert, "\t%llu input router advertisement%s\n");
928: p(ifs6_in_neighborsolicit, "\t%llu input neighbor solicitation%s\n");
929: p(ifs6_in_neighboradvert, "\t%llu input neighbor advertisement%s\n");
930: p(ifs6_in_redirect, "\t%llu input redirect%s\n");
931: p(ifs6_in_mldquery, "\t%llu input MLD query%s\n");
932: p(ifs6_in_mldreport, "\t%llu input MLD report%s\n");
933: p(ifs6_in_mlddone, "\t%llu input MLD done%s\n");
934:
935: p(ifs6_out_msg, "\t%llu total output message%s\n");
936: p(ifs6_out_error, "\t%llu total output error message%s\n");
937: p(ifs6_out_dstunreach, "\t%llu output destination unreachable error%s\n");
938: p(ifs6_out_adminprohib, "\t%llu output administratively prohibited error%s\n");
939: p(ifs6_out_timeexceed, "\t%llu output time exceeded error%s\n");
940: p(ifs6_out_paramprob, "\t%llu output parameter problem error%s\n");
941: p(ifs6_out_pkttoobig, "\t%llu output packet too big error%s\n");
942: p(ifs6_out_echo, "\t%llu output echo request%s\n");
943: p(ifs6_out_echoreply, "\t%llu output echo reply%s\n");
944: p(ifs6_out_routersolicit, "\t%llu output router solicitation%s\n");
945: p(ifs6_out_routeradvert, "\t%llu output router advertisement%s\n");
946: p(ifs6_out_neighborsolicit, "\t%llu output neighbor solicitation%s\n");
947: p(ifs6_out_neighboradvert, "\t%llu output neighbor advertisement%s\n");
948: p(ifs6_out_redirect, "\t%llu output redirect%s\n");
949: p(ifs6_out_mldquery, "\t%llu output MLD query%s\n");
950: p(ifs6_out_mldreport, "\t%llu output MLD report%s\n");
951: p(ifs6_out_mlddone, "\t%llu output MLD done%s\n");
1.1 itojun 952:
953: end:
954: close(s);
955: #undef p
956: }
957:
958: /*
959: * Dump PIM statistics structure.
960: */
961: void
1.35 deraadt 962: pim6_stats(char *name)
1.1 itojun 963: {
964: struct pim6stat pim6stat;
1.35 deraadt 965: int mib[] = { CTL_NET, AF_INET6, IPPROTO_PIM, PIM6CTL_STATS };
966: size_t len = sizeof(pim6stat);
1.1 itojun 967:
1.35 deraadt 968: if (sysctl(mib, sizeof(mib) / sizeof(mib[0]),
969: &pim6stat, &len, NULL, 0) == -1) {
970: if (errno != ENOPROTOOPT)
971: warn(name);
1.1 itojun 972: return;
1.35 deraadt 973: }
974:
1.1 itojun 975: printf("%s:\n", name);
976: #define p(f, m) if (pim6stat.f || sflag <= 1) \
1.20 deraadt 977: printf(m, (unsigned long long)pim6stat.f, plural(pim6stat.f))
978:
1.14 itojun 979: p(pim6s_rcv_total, "\t%llu message%s received\n");
980: p(pim6s_rcv_tooshort, "\t%llu message%s received with too few bytes\n");
981: p(pim6s_rcv_badsum, "\t%llu message%s received with bad checksum\n");
982: p(pim6s_rcv_badversion, "\t%llu message%s received with bad version\n");
983: p(pim6s_rcv_registers, "\t%llu register%s received\n");
984: p(pim6s_rcv_badregisters, "\t%llu bad register%s received\n");
985: p(pim6s_snd_registers, "\t%llu register%s sent\n");
1.21 itojun 986: #undef p
987: }
988:
989: /*
990: * Dump raw ip6 statistics structure.
991: */
992: void
1.35 deraadt 993: rip6_stats(char *name)
1.21 itojun 994: {
995: struct rip6stat rip6stat;
1.34 henning 996: u_int64_t delivered;
1.35 deraadt 997: int mib[] = { CTL_NET, AF_INET6, IPPROTO_RAW, RIPV6CTL_STATS };
998: size_t len = sizeof(rip6stat);
1.21 itojun 999:
1.35 deraadt 1000: if (sysctl(mib, sizeof(mib) / sizeof(mib[0]),
1001: &rip6stat, &len, NULL, 0) == -1) {
1002: if (errno != ENOPROTOOPT)
1003: warn(name);
1.21 itojun 1004: return;
1.35 deraadt 1005: }
1006:
1.21 itojun 1007: printf("%s:\n", name);
1008:
1009: #define p(f, m) if (rip6stat.f || sflag <= 1) \
1010: printf(m, (unsigned long long)rip6stat.f, plural(rip6stat.f))
1011: p(rip6s_ipackets, "\t%llu message%s received\n");
1.24 itojun 1012: p(rip6s_isum, "\t%llu checksum calculation%s on inbound\n");
1.21 itojun 1013: p(rip6s_badsum, "\t%llu message%s with bad checksum\n");
1014: p(rip6s_nosock, "\t%llu message%s dropped due to no socket\n");
1015: p(rip6s_nosockmcast,
1016: "\t%llu multicast message%s dropped due to no socket\n");
1017: p(rip6s_fullsock,
1018: "\t%llu message%s dropped due to full socket buffers\n");
1019: delivered = rip6stat.rip6s_ipackets -
1020: rip6stat.rip6s_badsum -
1021: rip6stat.rip6s_nosock -
1022: rip6stat.rip6s_nosockmcast -
1023: rip6stat.rip6s_fullsock;
1024: if (delivered || sflag <= 1)
1025: printf("\t%llu delivered\n", (unsigned long long)delivered);
1026: p(rip6s_opackets, "\t%llu datagram%s output\n");
1.1 itojun 1027: #undef p
1.40 michele 1028: }
1029:
1030: /*
1031: * Dump divert6 statistics structure.
1032: */
1033: void
1034: div6_stats(char *name)
1035: {
1036: struct div6stat div6stat;
1037: int mib[] = { CTL_NET, AF_INET6, IPPROTO_DIVERT, DIVERT6CTL_STATS };
1038: size_t len = sizeof(div6stat);
1039:
1040: if (sysctl(mib, sizeof(mib) / sizeof(mib[0]),
1041: &div6stat, &len, NULL, 0) == -1) {
1042: if (errno != ENOPROTOOPT)
1043: warn(name);
1044: return;
1045: }
1046:
1047: printf("%s:\n", name);
1048: #define p(f, m) if (div6stat.f || sflag <= 1) \
1049: printf(m, div6stat.f, plural(div6stat.f))
1050: #define p1(f, m) if (div6stat.f || sflag <= 1) \
1051: printf(m, div6stat.f)
1052: p(divs_ipackets, "\t%lu total packet%s received\n");
1053: p1(divs_noport, "\t%lu dropped due to no socket\n");
1054: p1(divs_fullsock, "\t%lu dropped due to full socket buffers\n");
1055: p(divs_opackets, "\t%lu packet%s output\n");
1056: p1(divs_errors, "\t%lu errors\n");
1057: #undef p
1058: #undef p1
1.1 itojun 1059: }
1060:
1061: /*
1062: * Pretty print an Internet address (net address + port).
1063: * If the nflag was specified, use numbers instead of names.
1064: */
1065:
1066: void
1.25 deraadt 1067: inet6print(struct in6_addr *in6, int port, char *proto)
1.1 itojun 1068: {
1.25 deraadt 1069:
1070: #define GETSERVBYPORT6(port, proto, ret) do { \
1071: if (strcmp((proto), "tcp6") == 0) \
1072: (ret) = getservbyport((int)(port), "tcp"); \
1073: else if (strcmp((proto), "udp6") == 0) \
1074: (ret) = getservbyport((int)(port), "udp"); \
1075: else \
1076: (ret) = getservbyport((int)(port), (proto)); \
1077: } while (0)
1078:
1.1 itojun 1079: struct servent *sp = 0;
1080: char line[80], *cp;
1081: int width;
1.26 deraadt 1082: int len = sizeof line;
1.1 itojun 1083:
1.14 itojun 1084: width = Aflag ? 12 : 16;
1085: if (vflag && width < strlen(inet6name(in6)))
1086: width = strlen(inet6name(in6));
1.26 deraadt 1087: snprintf(line, len, "%.*s.", width, inet6name(in6));
1088: len -= strlen(line);
1089: if (len <= 0)
1090: goto bail;
1091:
1.27 sturm 1092: cp = strchr(line, '\0');
1.1 itojun 1093: if (!nflag && port)
1094: GETSERVBYPORT6(port, proto, sp);
1095: if (sp || port == 0)
1.26 deraadt 1096: snprintf(cp, len, "%.8s", sp ? sp->s_name : "*");
1.1 itojun 1097: else
1.26 deraadt 1098: snprintf(cp, len, "%d", ntohs((u_short)port));
1.1 itojun 1099: width = Aflag ? 18 : 22;
1.14 itojun 1100: if (vflag && width < strlen(line))
1101: width = strlen(line);
1.26 deraadt 1102: bail:
1.1 itojun 1103: printf(" %-*.*s", width, width, line);
1104: }
1105:
1106: /*
1107: * Construct an Internet address representation.
1108: * If the nflag has been supplied, give
1109: * numeric value, otherwise try for symbolic name.
1110: */
1111:
1112: char *
1.25 deraadt 1113: inet6name(struct in6_addr *in6p)
1.1 itojun 1114: {
1.16 mpech 1115: char *cp;
1.14 itojun 1116: static char line[NI_MAXHOST];
1.1 itojun 1117: struct hostent *hp;
1.19 mpech 1118: static char domain[MAXHOSTNAMELEN];
1.1 itojun 1119: static int first = 1;
1.14 itojun 1120: char hbuf[NI_MAXHOST];
1.1 itojun 1121: struct sockaddr_in6 sin6;
1122: const int niflag = NI_NUMERICHOST;
1123:
1124: if (first && !nflag) {
1125: first = 0;
1.19 mpech 1126: if (gethostname(domain, sizeof(domain)) == 0 &&
1.22 deraadt 1127: (cp = strchr(domain, '.')))
1.20 deraadt 1128: (void) strlcpy(domain, cp + 1, sizeof domain);
1.1 itojun 1129: else
1.20 deraadt 1130: domain[0] = '\0';
1.1 itojun 1131: }
1132: cp = 0;
1133: if (!nflag && !IN6_IS_ADDR_UNSPECIFIED(in6p)) {
1134: hp = gethostbyaddr((char *)in6p, sizeof(*in6p), AF_INET6);
1135: if (hp) {
1.22 deraadt 1136: if ((cp = strchr(hp->h_name, '.')) &&
1.1 itojun 1137: !strcmp(cp + 1, domain))
1138: *cp = 0;
1139: cp = hp->h_name;
1140: }
1141: }
1142: if (IN6_IS_ADDR_UNSPECIFIED(in6p))
1.14 itojun 1143: strlcpy(line, "*", sizeof(line));
1.1 itojun 1144: else if (cp)
1.14 itojun 1145: strlcpy(line, cp, sizeof(line));
1.1 itojun 1146: else {
1147: memset(&sin6, 0, sizeof(sin6));
1148: sin6.sin6_len = sizeof(sin6);
1149: sin6.sin6_family = AF_INET6;
1150: sin6.sin6_addr = *in6p;
1.28 itojun 1151: #ifdef __KAME__
1.30 itojun 1152: if (IN6_IS_ADDR_LINKLOCAL(in6p) ||
1.33 itojun 1153: IN6_IS_ADDR_MC_LINKLOCAL(in6p) ||
1154: IN6_IS_ADDR_MC_INTFACELOCAL(in6p)) {
1.1 itojun 1155: sin6.sin6_scope_id =
1.20 deraadt 1156: ntohs(*(u_int16_t *)&in6p->s6_addr[2]);
1.1 itojun 1157: sin6.sin6_addr.s6_addr[2] = 0;
1158: sin6.sin6_addr.s6_addr[3] = 0;
1159: }
1160: #endif
1161: if (getnameinfo((struct sockaddr *)&sin6, sin6.sin6_len,
1.20 deraadt 1162: hbuf, sizeof(hbuf), NULL, 0, niflag) != 0)
1163: strlcpy(hbuf, "?", sizeof hbuf);
1.14 itojun 1164: strlcpy(line, hbuf, sizeof(line));
1.1 itojun 1165: }
1166: return (line);
1167: }