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1.13 ! itojun 1: /* $OpenBSD: inet6.c,v 1.12 2000/12/11 17:40:52 itojun 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.
15: * 3. All advertising materials mentioning features or use of this software
16: * must display the following acknowledgement:
17: * This product includes software developed by the University of
18: * California, Berkeley and its contributors.
19: * 4. Neither the name of the University nor the names of its contributors
20: * may be used to endorse or promote products derived from this software
21: * without specific prior written permission.
22: *
23: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33: * SUCH DAMAGE.
34: */
35:
36: #include <sys/cdefs.h>
37: #ifndef lint
38: #if 0
39: static char sccsid[] = "@(#)inet.c 8.4 (Berkeley) 4/20/94";
40: #else
1.13 ! itojun 41: /*__RCSID("$OpenBSD: inet6.c,v 1.12 2000/12/11 17:40:52 itojun Exp $");*/
1.5 itojun 42: /*__RCSID("KAME Id: inet6.c,v 1.10 2000/02/09 10:49:31 itojun Exp");*/
1.1 itojun 43: #endif
44: #endif /* not lint */
45:
46: #include <sys/param.h>
47: #include <sys/socket.h>
48: #include <sys/socketvar.h>
49: #include <sys/ioctl.h>
50: #include <sys/mbuf.h>
51: #include <sys/protosw.h>
52:
53: #include <net/route.h>
54: #include <net/if.h>
55: #include <netinet/in.h>
56: #include <netinet/ip6.h>
57: #include <netinet/icmp6.h>
58: #include <netinet/in_systm.h>
59: #ifndef TCP6
60: #include <netinet/ip.h>
61: #include <netinet/ip_var.h>
62: #endif
1.5 itojun 63: #include <netinet6/ip6_var.h>
1.1 itojun 64: #include <netinet6/in6_var.h>
65: #include <netinet6/pim6_var.h>
66:
67: #include <arpa/inet.h>
68: #if 0
69: #include "gethostbyname2.h"
70: #endif
71: #include <netdb.h>
72:
73: #include <stdio.h>
74: #include <string.h>
75: #include <unistd.h>
76: #include "netstat.h"
77:
78: #ifdef INET6
79:
80: struct socket sockb;
81:
82: char *inet6name __P((struct in6_addr *));
83: void inet6print __P((struct in6_addr *, int, char *));
84:
85: static char *ip6nh[] = {
86: "hop by hop",
87: "ICMP",
88: "IGMP",
89: "#3",
90: "IP",
91: "#5",
92: "TCP",
93: "#7",
94: "#8",
95: "#9",
96: "#10",
97: "#11",
98: "#12",
99: "#13",
100: "#14",
101: "#15",
102: "#16",
103: "UDP",
104: "#18",
105: "#19",
106: "#20",
107: "#21",
108: "IDP",
109: "#23",
110: "#24",
111: "#25",
112: "#26",
113: "#27",
114: "#28",
115: "TP",
116: "#30",
117: "#31",
118: "#32",
119: "#33",
120: "#34",
121: "#35",
122: "#36",
123: "#37",
124: "#38",
125: "#39",
126: "#40",
127: "IP6",
128: "#42",
129: "routing",
130: "fragment",
131: "#45",
132: "#46",
133: "#47",
134: "#48",
135: "#49",
136: "ESP",
137: "AH",
138: "#52",
139: "#53",
140: "#54",
141: "#55",
142: "#56",
143: "#57",
144: "ICMP6",
145: "no next header",
146: "destination option",
147: "#61",
148: "#62",
149: "#63",
150: "#64",
151: "#65",
152: "#66",
153: "#67",
154: "#68",
155: "#69",
156: "#70",
157: "#71",
158: "#72",
159: "#73",
160: "#74",
161: "#75",
162: "#76",
163: "#77",
164: "#78",
165: "#79",
166: "ISOIP",
167: "#81",
168: "#82",
169: "#83",
170: "#84",
171: "#85",
172: "#86",
173: "#87",
174: "#88",
1.7 itojun 175: "OSPF",
1.1 itojun 176: "#80",
177: "#91",
178: "#92",
179: "#93",
180: "#94",
181: "#95",
182: "#96",
183: "Ethernet",
184: "#98",
185: "#99",
186: "#100",
187: "#101",
188: "#102",
189: "PIM",
190: "#104",
191: "#105",
192: "#106",
193: "#107",
194: "#108",
195: "#109",
196: "#110",
197: "#111",
198: "#112",
199: "#113",
200: "#114",
201: "#115",
202: "#116",
203: "#117",
204: "#118",
205: "#119",
206: "#120",
207: "#121",
208: "#122",
209: "#123",
210: "#124",
211: "#125",
212: "#126",
213: "#127",
214: "#128",
215: "#129",
216: "#130",
217: "#131",
218: "#132",
219: "#133",
220: "#134",
221: "#135",
222: "#136",
223: "#137",
224: "#138",
225: "#139",
226: "#140",
227: "#141",
228: "#142",
229: "#143",
230: "#144",
231: "#145",
232: "#146",
233: "#147",
234: "#148",
235: "#149",
236: "#150",
237: "#151",
238: "#152",
239: "#153",
240: "#154",
241: "#155",
242: "#156",
243: "#157",
244: "#158",
245: "#159",
246: "#160",
247: "#161",
248: "#162",
249: "#163",
250: "#164",
251: "#165",
252: "#166",
253: "#167",
254: "#168",
255: "#169",
256: "#170",
257: "#171",
258: "#172",
259: "#173",
260: "#174",
261: "#175",
262: "#176",
263: "#177",
264: "#178",
265: "#179",
266: "#180",
267: "#181",
268: "#182",
269: "#183",
270: "#184",
271: "#185",
272: "#186",
273: "#187",
274: "#188",
275: "#189",
276: "#180",
277: "#191",
278: "#192",
279: "#193",
280: "#194",
281: "#195",
282: "#196",
283: "#197",
284: "#198",
285: "#199",
286: "#200",
287: "#201",
288: "#202",
289: "#203",
290: "#204",
291: "#205",
292: "#206",
293: "#207",
294: "#208",
295: "#209",
296: "#210",
297: "#211",
298: "#212",
299: "#213",
300: "#214",
301: "#215",
302: "#216",
303: "#217",
304: "#218",
305: "#219",
306: "#220",
307: "#221",
308: "#222",
309: "#223",
310: "#224",
311: "#225",
312: "#226",
313: "#227",
314: "#228",
315: "#229",
316: "#230",
317: "#231",
318: "#232",
319: "#233",
320: "#234",
321: "#235",
322: "#236",
323: "#237",
324: "#238",
325: "#239",
326: "#240",
327: "#241",
328: "#242",
329: "#243",
330: "#244",
331: "#245",
332: "#246",
333: "#247",
334: "#248",
335: "#249",
336: "#250",
337: "#251",
338: "#252",
339: "#253",
340: "#254",
341: "#255",
342: };
343:
344: /*
345: * Dump IP6 statistics structure.
346: */
347: void
348: ip6_stats(off, name)
349: u_long off;
350: char *name;
351: {
352: struct ip6stat ip6stat;
353: int first, i;
354:
355: if (off == 0)
356: return;
357:
358: kread(off, (char *)&ip6stat, sizeof (ip6stat));
359: printf("%s:\n", name);
360:
361: #define p(f, m) if (ip6stat.f || sflag <= 1) \
362: printf(m, ip6stat.f, plural(ip6stat.f))
363: #define p1(f, m) if (ip6stat.f || sflag <= 1) \
364: printf(m, ip6stat.f)
365:
366: p(ip6s_total, "\t%qu total packet%s received\n");
367: p1(ip6s_toosmall, "\t%qu with size smaller than minimum\n");
368: p1(ip6s_tooshort, "\t%qu with data size < data length\n");
369: p1(ip6s_badoptions, "\t%qu with bad options\n");
370: p1(ip6s_badvers, "\t%qu with incorrect version number\n");
371: p(ip6s_fragments, "\t%qu fragment%s received\n");
372: p(ip6s_fragdropped, "\t%qu fragment%s dropped (dup or out of space)\n");
373: p(ip6s_fragtimeout, "\t%qu fragment%s dropped after timeout\n");
374: p(ip6s_fragoverflow, "\t%qu fragment%s that exceeded limit\n");
375: p(ip6s_reassembled, "\t%qu packet%s reassembled ok\n");
376: p(ip6s_delivered, "\t%qu packet%s for this host\n");
377: p(ip6s_forward, "\t%qu packet%s forwarded\n");
378: p(ip6s_cantforward, "\t%qu packet%s not forwardable\n");
379: p(ip6s_redirectsent, "\t%qu redirect%s sent\n");
380: p(ip6s_localout, "\t%qu packet%s sent from this host\n");
381: p(ip6s_rawout, "\t%qu packet%s sent with fabricated ip header\n");
382: p(ip6s_odropped, "\t%qu output packet%s dropped due to no bufs, etc.\n");
383: p(ip6s_noroute, "\t%qu output packet%s discarded due to no route\n");
384: p(ip6s_fragmented, "\t%qu output datagram%s fragmented\n");
385: p(ip6s_ofragments, "\t%qu fragment%s created\n");
386: p(ip6s_cantfrag, "\t%qu datagram%s that can't be fragmented\n");
387: p(ip6s_badscope, "\t%qu packet%s that violated scope rules\n");
388: p(ip6s_notmember, "\t%qu multicast packet%s which we don't join\n");
389: for (first = 1, i = 0; i < 256; i++)
390: if (ip6stat.ip6s_nxthist[i] != 0) {
391: if (first) {
1.3 itojun 392: printf("\tInput packet histogram:\n");
1.1 itojun 393: first = 0;
394: }
395: printf("\t\t%s: %qu\n", ip6nh[i],
396: ip6stat.ip6s_nxthist[i]);
397: }
1.10 itojun 398: printf("\tMbuf statistics:\n");
399: p(ip6s_m1, "\t\t%qu one mbuf%s\n");
1.1 itojun 400: for (first = 1, i = 0; i < 32; i++) {
401: char ifbuf[IFNAMSIZ];
402: if (ip6stat.ip6s_m2m[i] != 0) {
403: if (first) {
404: printf("\t\ttwo or more mbuf:\n");
405: first = 0;
406: }
407: printf("\t\t\t%s = %qu\n",
408: if_indextoname(i, ifbuf),
409: ip6stat.ip6s_m2m[i]);
410: }
411: }
1.10 itojun 412: p(ip6s_mext1, "\t\t%qu one ext mbuf%s\n");
413: p(ip6s_mext2m, "\t\t%qu two or more ext mbuf%s\n");
1.1 itojun 414: p(ip6s_exthdrtoolong, "\t%qu packet%s whose headers are not continuous\n");
415: p(ip6s_nogif, "\t%qu tunneling packet%s that can't find gif\n");
1.11 itojun 416: p(ip6s_toomanyhdr, "\t%qu packet%s discarded due to too many headers\n");
1.5 itojun 417:
418: /* for debugging source address selection */
419: #define PRINT_SCOPESTAT(s,i) do {\
420: switch(i) { /* XXX hardcoding in each case */\
421: case 1:\
422: p(s, "\t\t%qu node-local%s\n");\
423: break;\
424: case 2:\
425: p(s,"\t\t%qu link-local%s\n");\
426: break;\
427: case 5:\
428: p(s,"\t\t%qu site-local%s\n");\
429: break;\
430: case 14:\
431: p(s,"\t\t%qu global%s\n");\
432: break;\
433: default:\
434: printf("\t\t%qu addresses scope=%x\n",\
435: ip6stat.s, i);\
436: }\
437: } while(0);
438:
439: p(ip6s_sources_none,
440: "\t%qu failure%s of source address selection\n");
441: for (first = 1, i = 0; i < 16; i++) {
442: if (ip6stat.ip6s_sources_sameif[i]) {
443: if (first) {
444: printf("\tsource addresses on an outgoing I/F\n");
445: first = 0;
446: }
447: PRINT_SCOPESTAT(ip6s_sources_sameif[i], i);
448: }
449: }
450: for (first = 1, i = 0; i < 16; i++) {
451: if (ip6stat.ip6s_sources_otherif[i]) {
452: if (first) {
453: printf("\tsource addresses on a non-outgoing I/F\n");
454: first = 0;
455: }
456: PRINT_SCOPESTAT(ip6s_sources_otherif[i], i);
457: }
458: }
459: for (first = 1, i = 0; i < 16; i++) {
460: if (ip6stat.ip6s_sources_samescope[i]) {
461: if (first) {
462: printf("\tsource addresses of same scope\n");
463: first = 0;
464: }
465: PRINT_SCOPESTAT(ip6s_sources_samescope[i], i);
466: }
467: }
468: for (first = 1, i = 0; i < 16; i++) {
469: if (ip6stat.ip6s_sources_otherscope[i]) {
470: if (first) {
471: printf("\tsource addresses of a different scope\n");
472: first = 0;
473: }
474: PRINT_SCOPESTAT(ip6s_sources_otherscope[i], i);
475: }
476: }
477: for (first = 1, i = 0; i < 16; i++) {
478: if (ip6stat.ip6s_sources_deprecated[i]) {
479: if (first) {
480: printf("\tdeprecated source addresses\n");
481: first = 0;
482: }
483: PRINT_SCOPESTAT(ip6s_sources_deprecated[i], i);
484: }
485: }
1.8 itojun 486:
487: p1(ip6s_forward_cachehit, "\t%llu forward cache hit\n");
488: p1(ip6s_forward_cachemiss, "\t%llu forward cache miss\n");
1.1 itojun 489: #undef p
490: #undef p1
491: }
492:
493: /*
494: * Dump IPv6 per-interface statistics based on RFC 2465.
495: */
496: void
497: ip6_ifstats(ifname)
498: char *ifname;
499: {
500: struct in6_ifreq ifr;
501: int s;
502: #define p(f, m) if (ifr.ifr_ifru.ifru_stat.f || sflag <= 1) \
503: printf(m, ifr.ifr_ifru.ifru_stat.f, plural(ifr.ifr_ifru.ifru_stat.f))
504: #define p_5(f, m) if (ifr.ifr_ifru.ifru_stat.f || sflag <= 1) \
505: printf(m, ip6stat.f)
506:
507: if ((s = socket(AF_INET6, SOCK_DGRAM, 0)) < 0) {
508: perror("Warning: socket(AF_INET6)");
509: return;
510: }
511:
512: strcpy(ifr.ifr_name, ifname);
513: printf("ip6 on %s:\n", ifr.ifr_name);
514:
515: if (ioctl(s, SIOCGIFSTAT_IN6, (char *)&ifr) < 0) {
516: perror("Warning: ioctl(SIOCGIFSTAT_IN6)");
517: goto end;
518: }
519:
520: p(ifs6_in_receive, "\t%qu total input datagram%s\n");
521: p(ifs6_in_hdrerr, "\t%qu datagram%s with invalid header received\n");
522: p(ifs6_in_toobig, "\t%qu datagram%s exceeded MTU received\n");
523: p(ifs6_in_noroute, "\t%qu datagram%s with no route received\n");
524: p(ifs6_in_addrerr, "\t%qu datagram%s with invalid dst received\n");
525: p(ifs6_in_protounknown, "\t%qu datagram%s with unknown proto received\n");
526: p(ifs6_in_discard, "\t%qu input datagram%s discarded\n");
527: p(ifs6_in_deliver,
528: "\t%qu datagram%s delivered to an upper layer protocol\n");
529: p(ifs6_out_forward, "\t%qu datagram%s forwarded to this interface\n");
530: p(ifs6_out_request,
531: "\t%qu datagram%s sent from an upper layer protocol\n");
532: p(ifs6_out_discard, "\t%qu total discarded output datagram%s\n");
533: p(ifs6_out_fragok, "\t%qu output datagram%s fragmented\n");
534: p(ifs6_out_fragfail, "\t%qu output datagram%s failed on fragment\n");
535: p(ifs6_out_fragcreat, "\t%qu output datagram%s succeeded on fragment\n");
536: p(ifs6_reass_reqd, "\t%qu incoming datagram%s fragmented\n");
537: p(ifs6_reass_ok, "\t%qu datagram%s reassembled\n");
538: p(ifs6_reass_fail, "\t%qu datagram%s failed on reassembling\n");
539: p(ifs6_in_mcast, "\t%qu multicast datagram%s received\n");
540: p(ifs6_out_mcast, "\t%qu multicast datagram%s sent\n");
541:
542: end:
543: close(s);
544:
545: #undef p
546: #undef p_5
547: }
548:
549: static char *icmp6names[] = {
550: "#0",
551: "unreach",
552: "packet too big",
553: "time exceed",
554: "parameter problem",
555: "#5",
556: "#6",
557: "#7",
558: "#8",
559: "#9",
560: "#10",
561: "#11",
562: "#12",
563: "#13",
564: "#14",
565: "#15",
566: "#16",
567: "#17",
568: "#18",
569: "#19",
570: "#20",
571: "#21",
572: "#22",
573: "#23",
574: "#24",
575: "#25",
576: "#26",
577: "#27",
578: "#28",
579: "#29",
580: "#30",
581: "#31",
582: "#32",
583: "#33",
584: "#34",
585: "#35",
586: "#36",
587: "#37",
588: "#38",
589: "#39",
590: "#40",
591: "#41",
592: "#42",
593: "#43",
594: "#44",
595: "#45",
596: "#46",
597: "#47",
598: "#48",
599: "#49",
600: "#50",
601: "#51",
602: "#52",
603: "#53",
604: "#54",
605: "#55",
606: "#56",
607: "#57",
608: "#58",
609: "#59",
610: "#60",
611: "#61",
612: "#62",
613: "#63",
614: "#64",
615: "#65",
616: "#66",
617: "#67",
618: "#68",
619: "#69",
620: "#70",
621: "#71",
622: "#72",
623: "#73",
624: "#74",
625: "#75",
626: "#76",
627: "#77",
628: "#78",
629: "#79",
630: "#80",
631: "#81",
632: "#82",
633: "#83",
634: "#84",
635: "#85",
636: "#86",
637: "#87",
638: "#88",
639: "#89",
640: "#80",
641: "#91",
642: "#92",
643: "#93",
644: "#94",
645: "#95",
646: "#96",
647: "#97",
648: "#98",
649: "#99",
650: "#100",
651: "#101",
652: "#102",
653: "#103",
654: "#104",
655: "#105",
656: "#106",
657: "#107",
658: "#108",
659: "#109",
660: "#110",
661: "#111",
662: "#112",
663: "#113",
664: "#114",
665: "#115",
666: "#116",
667: "#117",
668: "#118",
669: "#119",
670: "#120",
671: "#121",
672: "#122",
673: "#123",
674: "#124",
675: "#125",
676: "#126",
677: "#127",
678: "echo",
679: "echo reply",
680: "multicast listener query",
681: "multicast listener report",
682: "multicast listener done",
683: "router solicitation",
684: "router advertisment",
685: "neighbor solicitation",
686: "neighbor advertisment",
687: "redirect",
688: "router renumbering",
689: "node information request",
690: "node information reply",
691: "#141",
692: "#142",
693: "#143",
694: "#144",
695: "#145",
696: "#146",
697: "#147",
698: "#148",
699: "#149",
700: "#150",
701: "#151",
702: "#152",
703: "#153",
704: "#154",
705: "#155",
706: "#156",
707: "#157",
708: "#158",
709: "#159",
710: "#160",
711: "#161",
712: "#162",
713: "#163",
714: "#164",
715: "#165",
716: "#166",
717: "#167",
718: "#168",
719: "#169",
720: "#170",
721: "#171",
722: "#172",
723: "#173",
724: "#174",
725: "#175",
726: "#176",
727: "#177",
728: "#178",
729: "#179",
730: "#180",
731: "#181",
732: "#182",
733: "#183",
734: "#184",
735: "#185",
736: "#186",
737: "#187",
738: "#188",
739: "#189",
740: "#180",
741: "#191",
742: "#192",
743: "#193",
744: "#194",
745: "#195",
746: "#196",
747: "#197",
748: "#198",
749: "#199",
750: "#200",
751: "#201",
752: "#202",
753: "#203",
754: "#204",
755: "#205",
756: "#206",
757: "#207",
758: "#208",
759: "#209",
760: "#210",
761: "#211",
762: "#212",
763: "#213",
764: "#214",
765: "#215",
766: "#216",
767: "#217",
768: "#218",
769: "#219",
770: "#220",
771: "#221",
772: "#222",
773: "#223",
774: "#224",
775: "#225",
776: "#226",
777: "#227",
778: "#228",
779: "#229",
780: "#230",
781: "#231",
782: "#232",
783: "#233",
784: "#234",
785: "#235",
786: "#236",
787: "#237",
788: "#238",
789: "#239",
790: "#240",
791: "#241",
792: "#242",
793: "#243",
794: "#244",
795: "#245",
796: "#246",
797: "#247",
798: "#248",
799: "#249",
800: "#250",
801: "#251",
802: "#252",
803: "#253",
804: "#254",
805: "#255",
806: };
807:
808: /*
809: * Dump ICMPv6 statistics.
810: */
811: void
812: icmp6_stats(off, name)
813: u_long off;
814: char *name;
815: {
816: struct icmp6stat icmp6stat;
817: register int i, first;
818:
819: if (off == 0)
820: return;
821: kread(off, (char *)&icmp6stat, sizeof (icmp6stat));
822: printf("%s:\n", name);
823:
824: #define p(f, m) if (icmp6stat.f || sflag <= 1) \
825: printf(m, icmp6stat.f, plural(icmp6stat.f))
1.8 itojun 826: #define p_5(f, m) if (icmp6stat.f || sflag <= 1) \
827: printf(m, icmp6stat.f)
1.1 itojun 828:
1.6 itojun 829: p(icp6s_error, "\t%qu call%s to icmp6_error\n");
1.1 itojun 830: p(icp6s_canterror,
1.6 itojun 831: "\t%qu error%s not generated because old message was icmp6 or so\n");
1.7 itojun 832: p(icp6s_toofreq,
1.13 ! itojun 833: "\t%qu error%s not generated because of rate limitation\n");
1.1 itojun 834: for (first = 1, i = 0; i < 256; i++)
835: if (icmp6stat.icp6s_outhist[i] != 0) {
836: if (first) {
1.3 itojun 837: printf("\tOutput packet histogram:\n");
1.1 itojun 838: first = 0;
839: }
840: printf("\t\t%s: %qu\n", icmp6names[i],
841: icmp6stat.icp6s_outhist[i]);
842: }
843: p(icp6s_badcode, "\t%qu message%s with bad code fields\n");
844: p(icp6s_tooshort, "\t%qu message%s < minimum length\n");
845: p(icp6s_checksum, "\t%qu bad checksum%s\n");
846: p(icp6s_badlen, "\t%qu message%s with bad length\n");
847: for (first = 1, i = 0; i < ICMP6_MAXTYPE; i++)
848: if (icmp6stat.icp6s_inhist[i] != 0) {
849: if (first) {
1.3 itojun 850: printf("\tInput packet histogram:\n");
1.1 itojun 851: first = 0;
852: }
853: printf("\t\t%s: %qu\n", icmp6names[i],
854: icmp6stat.icp6s_inhist[i]);
855: }
1.8 itojun 856: printf("\tHistogram of error messages to be generated:\n");
857: p_5(icp6s_odst_unreach_noroute, "\t\t%qu no route\n");
858: p_5(icp6s_odst_unreach_admin, "\t\t%qu administratively prohibited\n");
859: p_5(icp6s_odst_unreach_beyondscope, "\t\t%qu beyond scope\n");
860: p_5(icp6s_odst_unreach_addr, "\t\t%qu address unreachable\n");
861: p_5(icp6s_odst_unreach_noport, "\t\t%qu port unreachable\n");
862: p_5(icp6s_opacket_too_big, "\t\t%qu packet too big\n");
863: p_5(icp6s_otime_exceed_transit, "\t\t%qu time exceed transit\n");
864: p_5(icp6s_otime_exceed_reassembly, "\t\t%qu time exceed reassembly\n");
865: p_5(icp6s_oparamprob_header, "\t\t%qu erroneous header field\n");
866: p_5(icp6s_oparamprob_nextheader, "\t\t%qu unrecognized next header\n");
867: p_5(icp6s_oparamprob_option, "\t\t%qu unrecognized option\n");
868: p_5(icp6s_oredirect, "\t\t%qu redirect\n");
869: p_5(icp6s_ounknown, "\t\t%qu unknown\n");
870:
1.1 itojun 871: p(icp6s_reflect, "\t%qu message response%s generated\n");
1.8 itojun 872: p(icp6s_nd_toomanyopt, "\t%qu message%s with too many ND options\n");
1.12 itojun 873: p(icp6s_pmtuchg, "\t%llu path MTU change%s\n");
1.8 itojun 874: #undef p_5
1.1 itojun 875: #undef p
876: }
877:
878: /*
879: * Dump ICMPv6 per-interface statistics based on RFC 2466.
880: */
881: void
882: icmp6_ifstats(ifname)
883: 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, (u_quad_t)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%qu total input message%s\n");
904: p(ifs6_in_error, "\t%qu total input error message%s\n");
905: p(ifs6_in_dstunreach, "\t%qu input destination unreachable error%s\n");
906: p(ifs6_in_adminprohib, "\t%qu input administratively prohibited error%s\n");
907: p(ifs6_in_timeexceed, "\t%qu input time exceeded error%s\n");
908: p(ifs6_in_paramprob, "\t%qu input parameter problem error%s\n");
909: p(ifs6_in_pkttoobig, "\t%qu input packet too big error%s\n");
910: p(ifs6_in_echo, "\t%qu input echo request%s\n");
911: p(ifs6_in_echoreply, "\t%qu input echo reply%s\n");
912: p(ifs6_in_routersolicit, "\t%qu input router solicitation%s\n");
913: p(ifs6_in_routeradvert, "\t%qu input router advertisement%s\n");
914: p(ifs6_in_neighborsolicit, "\t%qu input neighbor solicitation%s\n");
915: p(ifs6_in_neighboradvert, "\t%qu input neighbor advertisement%s\n");
916: p(ifs6_in_redirect, "\t%qu input redirect%s\n");
917: p(ifs6_in_mldquery, "\t%qu input MLD query%s\n");
918: p(ifs6_in_mldreport, "\t%qu input MLD report%s\n");
919: p(ifs6_in_mlddone, "\t%qu input MLD done%s\n");
920:
921: p(ifs6_out_msg, "\t%qu total output message%s\n");
922: p(ifs6_out_error, "\t%qu total output error message%s\n");
923: p(ifs6_out_dstunreach, "\t%qu output destination unreachable error%s\n");
924: p(ifs6_out_adminprohib, "\t%qu output administratively prohibited error%s\n");
925: p(ifs6_out_timeexceed, "\t%qu output time exceeded error%s\n");
926: p(ifs6_out_paramprob, "\t%qu output parameter problem error%s\n");
927: p(ifs6_out_pkttoobig, "\t%qu output packet too big error%s\n");
928: p(ifs6_out_echo, "\t%qu output echo request%s\n");
929: p(ifs6_out_echoreply, "\t%qu output echo reply%s\n");
930: p(ifs6_out_routersolicit, "\t%qu output router solicitation%s\n");
931: p(ifs6_out_routeradvert, "\t%qu output router advertisement%s\n");
932: p(ifs6_out_neighborsolicit, "\t%qu output neighbor solicitation%s\n");
933: p(ifs6_out_neighboradvert, "\t%qu output neighbor advertisement%s\n");
934: p(ifs6_out_redirect, "\t%qu output redirect%s\n");
935: p(ifs6_out_mldquery, "\t%qu output MLD query%s\n");
936: p(ifs6_out_mldreport, "\t%qu output MLD report%s\n");
937: p(ifs6_out_mlddone, "\t%qu output MLD done%s\n");
938:
939: end:
940: close(s);
941: #undef p
942: }
943:
944: /*
945: * Dump PIM statistics structure.
946: */
947: void
948: pim6_stats(off, name)
949: u_long off;
950: char *name;
951: {
952: struct pim6stat pim6stat;
953:
954: if (off == 0)
955: return;
956: kread(off, (char *)&pim6stat, sizeof(pim6stat));
957: printf("%s:\n", name);
958:
959: #define p(f, m) if (pim6stat.f || sflag <= 1) \
960: printf(m, pim6stat.f, plural(pim6stat.f))
961: p(pim6s_rcv_total, "\t%qu message%s received\n");
962: p(pim6s_rcv_tooshort, "\t%qu message%s received with too few bytes\n");
963: p(pim6s_rcv_badsum, "\t%qu message%s received with bad checksum\n");
964: p(pim6s_rcv_badversion, "\t%qu message%s received with bad version\n");
965: p(pim6s_rcv_registers, "\t%qu register%s received\n");
966: p(pim6s_rcv_badregisters, "\t%qu bad register%s received\n");
967: p(pim6s_snd_registers, "\t%qu register%s sent\n");
968: #undef p
969: }
970:
971: /*
972: * Pretty print an Internet address (net address + port).
973: * If the nflag was specified, use numbers instead of names.
974: */
975:
976: void
977: inet6print(in6, port, proto)
978: register struct in6_addr *in6;
979: int port;
980: char *proto;
981: {
982: #define GETSERVBYPORT6(port, proto, ret)\
983: {\
984: if (strcmp((proto), "tcp6") == 0)\
985: (ret) = getservbyport((int)(port), "tcp");\
986: else if (strcmp((proto), "udp6") == 0)\
987: (ret) = getservbyport((int)(port), "udp");\
988: else\
989: (ret) = getservbyport((int)(port), (proto));\
990: };
991: struct servent *sp = 0;
992: char line[80], *cp;
993: int width;
994:
995: sprintf(line, "%.*s.", (Aflag && !nflag) ? 12 : 16, inet6name(in6));
996: cp = index(line, '\0');
997: if (!nflag && port)
998: GETSERVBYPORT6(port, proto, sp);
999: if (sp || port == 0)
1000: sprintf(cp, "%.8s", sp ? sp->s_name : "*");
1001: else
1002: sprintf(cp, "%d", ntohs((u_short)port));
1003: width = Aflag ? 18 : 22;
1004: printf(" %-*.*s", width, width, line);
1005: }
1006:
1007: /*
1008: * Construct an Internet address representation.
1009: * If the nflag has been supplied, give
1010: * numeric value, otherwise try for symbolic name.
1011: */
1012:
1013: char *
1014: inet6name(in6p)
1015: struct in6_addr *in6p;
1016: {
1017: register char *cp;
1018: static char line[50];
1019: struct hostent *hp;
1020: static char domain[MAXHOSTNAMELEN + 1];
1021: static int first = 1;
1022: static char hbuf[NI_MAXHOST];
1023: struct sockaddr_in6 sin6;
1024: #ifdef NI_WITHSCOPEID
1025: const int niflag = NI_NUMERICHOST | NI_WITHSCOPEID;
1026: #else
1027: const int niflag = NI_NUMERICHOST;
1028: #endif
1029:
1030: if (first && !nflag) {
1031: first = 0;
1032: if (gethostname(domain, MAXHOSTNAMELEN) == 0 &&
1033: (cp = index(domain, '.')))
1034: (void) strcpy(domain, cp + 1);
1035: else
1036: domain[0] = 0;
1037: }
1038: cp = 0;
1039: if (!nflag && !IN6_IS_ADDR_UNSPECIFIED(in6p)) {
1040: hp = gethostbyaddr((char *)in6p, sizeof(*in6p), AF_INET6);
1041: if (hp) {
1042: if ((cp = index(hp->h_name, '.')) &&
1043: !strcmp(cp + 1, domain))
1044: *cp = 0;
1045: cp = hp->h_name;
1046: }
1047: }
1048: if (IN6_IS_ADDR_UNSPECIFIED(in6p))
1049: strcpy(line, "*");
1050: else if (cp)
1051: strcpy(line, cp);
1052: else {
1053: memset(&sin6, 0, sizeof(sin6));
1054: sin6.sin6_len = sizeof(sin6);
1055: sin6.sin6_family = AF_INET6;
1056: sin6.sin6_addr = *in6p;
1057: #ifdef KAME_SCOPEID
1058: if (IN6_IS_ADDR_LINKLOCAL(in6p)) {
1059: sin6.sin6_scope_id =
1060: ntohs(*(u_int16_t *)&in6p->s6_addr[2]);
1061: sin6.sin6_addr.s6_addr[2] = 0;
1062: sin6.sin6_addr.s6_addr[3] = 0;
1063: }
1064: #endif
1065: if (getnameinfo((struct sockaddr *)&sin6, sin6.sin6_len,
1066: hbuf, sizeof(hbuf), NULL, 0, niflag) != 0)
1067: strcpy(hbuf, "?");
1068: strncpy(line, hbuf, sizeof(line));
1069: }
1070: return (line);
1071: }
1072:
1073: #ifdef TCP6
1074: /*
1075: * Dump the contents of a TCP6 PCB.
1076: */
1077: void
1078: tcp6_dump(pcbaddr)
1079: u_long pcbaddr;
1080: {
1081: struct tcp6cb tcp6cb;
1082: int i;
1083:
1084: kread(pcbaddr, (char *)&tcp6cb, sizeof(tcp6cb));
1085:
1086: printf("TCP Protocol Control Block at 0x%08lx:\n\n", pcbaddr);
1087:
1088: printf("Timers:\n");
1089: for (i = 0; i < TCP6T_NTIMERS; i++)
1090: printf("\t%s: %u", tcp6timers[i], tcp6cb.t_timer[i]);
1091: printf("\n\n");
1092:
1093: if (tcp6cb.t_state < 0 || tcp6cb.t_state >= TCP6_NSTATES)
1094: printf("State: %d", tcp6cb.t_state);
1095: else
1096: printf("State: %s", tcp6states[tcp6cb.t_state]);
1097: printf(", flags 0x%x, in6pcb 0x%lx\n\n", tcp6cb.t_flags,
1098: (u_long)tcp6cb.t_in6pcb);
1099:
1100: printf("rxtshift %d, rxtcur %d, dupacks %d\n", tcp6cb.t_rxtshift,
1101: tcp6cb.t_rxtcur, tcp6cb.t_dupacks);
1102: printf("peermaxseg %u, maxseg %u, force %d\n\n", tcp6cb.t_peermaxseg,
1103: tcp6cb.t_maxseg, tcp6cb.t_force);
1104:
1105: printf("snd_una %u, snd_nxt %u, snd_up %u\n",
1106: tcp6cb.snd_una, tcp6cb.snd_nxt, tcp6cb.snd_up);
1107: printf("snd_wl1 %u, snd_wl2 %u, iss %u, snd_wnd %lu\n\n",
1108: tcp6cb.snd_wl1, tcp6cb.snd_wl2, tcp6cb.iss, tcp6cb.snd_wnd);
1109:
1110: printf("rcv_wnd %lu, rcv_nxt %u, rcv_up %u, irs %u\n\n",
1111: tcp6cb.rcv_wnd, tcp6cb.rcv_nxt, tcp6cb.rcv_up, tcp6cb.irs);
1112:
1113: printf("rcv_adv %u, snd_max %u, snd_cwnd %lu, snd_ssthresh %lu\n",
1114: tcp6cb.rcv_adv, tcp6cb.snd_max, tcp6cb.snd_cwnd, tcp6cb.snd_ssthresh);
1115:
1116: printf("idle %d, rtt %d, rtseq %u, srtt %d, rttvar %d, rttmin %d, "
1117: "max_sndwnd %lu\n\n", tcp6cb.t_idle, tcp6cb.t_rtt, tcp6cb.t_rtseq,
1118: tcp6cb.t_srtt, tcp6cb.t_rttvar, tcp6cb.t_rttmin, tcp6cb.max_sndwnd);
1119:
1120: printf("oobflags %d, iobc %d, softerror %d\n\n", tcp6cb.t_oobflags,
1121: tcp6cb.t_iobc, tcp6cb.t_softerror);
1122:
1123: printf("snd_scale %d, rcv_scale %d, req_r_scale %d, req_s_scale %d\n",
1124: tcp6cb.snd_scale, tcp6cb.rcv_scale, tcp6cb.request_r_scale,
1125: tcp6cb.requested_s_scale);
1126: printf("ts_recent %u, ts_regent_age %d, last_ack_sent %u\n",
1127: tcp6cb.ts_recent, tcp6cb.ts_recent_age, tcp6cb.last_ack_sent);
1128: }
1129: #endif
1130:
1131: #endif /*INET6*/