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1.3 ! itojun 1: /* $OpenBSD: inet6.c,v 1.2 1999/12/30 20:31:31 deraadt 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
1.3 ! itojun 41: /*__RCSID("$OpenBSD: inet6.c,v 1.2 1999/12/30 20:31:31 deraadt Exp $");*/
1.1 itojun 42: /*__RCSID("KAME Id: inet6.c,v 1.4 1999/12/02 04:47:27 itojun Exp");*/
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
63: #include <netinet6/in6_pcb.h>
64: #include <netinet6/in6_var.h>
65: #include <netinet6/ip6_var.h>
66: #include <netinet6/pim6_var.h>
67:
68: #include <arpa/inet.h>
69: #if 0
70: #include "gethostbyname2.h"
71: #endif
72: #include <netdb.h>
73:
74: #include <stdio.h>
75: #include <string.h>
76: #include <unistd.h>
77: #include "netstat.h"
78:
79: #ifdef INET6
80:
81: struct in6pcb in6pcb;
82: struct socket sockb;
83:
84: char *inet6name __P((struct in6_addr *));
85: void inet6print __P((struct in6_addr *, int, char *));
86:
87: #if 0
88: /*
89: * Print a summary of connections related to an Internet
90: * protocol. For TCP, also give state of connection.
91: * Listening processes (aflag) are suppressed unless the
92: * -a (all) flag is specified.
93: */
94: void
95: ip6protopr(off, name)
96: u_long off;
97: char *name;
98: {
99: struct in6pcb cb;
100: register struct in6pcb *prev, *next;
101: int istcp;
102: static int first = 1;
103:
104: if (off == 0)
105: return;
106: istcp = strcmp(name, "tcp6") == 0;
107: kread(off, (char *)&cb, sizeof (struct in6pcb));
108: in6pcb = cb;
109: prev = (struct in6pcb *)off;
110: if (in6pcb.in6p_next == (struct in6pcb *)off)
111: return;
112: while (in6pcb.in6p_next != (struct in6pcb *)off) {
113: next = in6pcb.in6p_next;
114: kread((u_long)next, (char *)&in6pcb, sizeof (in6pcb));
115: if (in6pcb.in6p_prev != prev) {
116: printf("???\n");
117: break;
118: }
119: if (!aflag && IN6_IS_ADDR_UNSPECIFIED(&in6pcb.in6p_laddr)) {
120: prev = next;
121: continue;
122: }
123: kread((u_long)in6pcb.in6p_socket, (char *)&sockb, sizeof (sockb));
124: if (istcp) {
125: #ifdef TCP6
126: kread((u_long)in6pcb.in6p_ppcb,
127: (char *)&tcp6cb, sizeof (tcp6cb));
128: #else
129: kread((u_long)in6pcb.in6p_ppcb,
130: (char *)&tcpcb, sizeof (tcpcb));
131: #endif
132: }
133: if (first) {
134: printf("Active Internet6 connections");
135: if (aflag)
136: printf(" (including servers)");
137: putchar('\n');
138: if (Aflag)
139: printf("%-8.8s ", "PCB");
140: printf(Aflag ?
141: "%-5.5s %-6.6s %-6.6s %-18.18s %-18.18s %s\n" :
142: "%-5.5s %-6.6s %-6.6s %-22.22s %-22.22s %s\n",
143: "Proto", "Recv-Q", "Send-Q",
144: "Local Address", "Foreign Address", "(state)");
145: first = 0;
146: }
147: if (Aflag) {
148: if (istcp)
149: printf("%8p ", in6pcb.in6p_ppcb);
150: else
151: printf("%8p ", next);
152: }
153: printf("%-5.5s %6ld %6ld ", name, sockb.so_rcv.sb_cc,
154: sockb.so_snd.sb_cc);
155: /* xxx */
156: inet6print(&in6pcb.in6p_laddr, (int)in6pcb.in6p_lport, name);
157: inet6print(&in6pcb.in6p_faddr, (int)in6pcb.in6p_fport, name);
158: if (istcp) {
159: #ifdef TCP6
160: if (tcp6cb.t_state < 0 || tcp6cb.t_state >= TCP6_NSTATES)
161: printf(" %d", tcp6cb.t_state);
162: else
163: printf(" %s", tcp6states[tcp6cb.t_state]);
164: #else
165: if (tcpcb.t_state < 0 || tcpcb.t_state >= TCP_NSTATES)
166: printf(" %d", tcpcb.t_state);
167: else
168: printf(" %s", tcpstates[tcpcb.t_state]);
169: #endif
170: }
171: putchar('\n');
172: prev = next;
173: }
174: }
175: #endif
176:
177: static char *ip6nh[] = {
178: "hop by hop",
179: "ICMP",
180: "IGMP",
181: "#3",
182: "IP",
183: "#5",
184: "TCP",
185: "#7",
186: "#8",
187: "#9",
188: "#10",
189: "#11",
190: "#12",
191: "#13",
192: "#14",
193: "#15",
194: "#16",
195: "UDP",
196: "#18",
197: "#19",
198: "#20",
199: "#21",
200: "IDP",
201: "#23",
202: "#24",
203: "#25",
204: "#26",
205: "#27",
206: "#28",
207: "TP",
208: "#30",
209: "#31",
210: "#32",
211: "#33",
212: "#34",
213: "#35",
214: "#36",
215: "#37",
216: "#38",
217: "#39",
218: "#40",
219: "IP6",
220: "#42",
221: "routing",
222: "fragment",
223: "#45",
224: "#46",
225: "#47",
226: "#48",
227: "#49",
228: "ESP",
229: "AH",
230: "#52",
231: "#53",
232: "#54",
233: "#55",
234: "#56",
235: "#57",
236: "ICMP6",
237: "no next header",
238: "destination option",
239: "#61",
240: "#62",
241: "#63",
242: "#64",
243: "#65",
244: "#66",
245: "#67",
246: "#68",
247: "#69",
248: "#70",
249: "#71",
250: "#72",
251: "#73",
252: "#74",
253: "#75",
254: "#76",
255: "#77",
256: "#78",
257: "#79",
258: "ISOIP",
259: "#81",
260: "#82",
261: "#83",
262: "#84",
263: "#85",
264: "#86",
265: "#87",
266: "#88",
267: "#89",
268: "#80",
269: "#91",
270: "#92",
271: "#93",
272: "#94",
273: "#95",
274: "#96",
275: "Ethernet",
276: "#98",
277: "#99",
278: "#100",
279: "#101",
280: "#102",
281: "PIM",
282: "#104",
283: "#105",
284: "#106",
285: "#107",
286: "#108",
287: "#109",
288: "#110",
289: "#111",
290: "#112",
291: "#113",
292: "#114",
293: "#115",
294: "#116",
295: "#117",
296: "#118",
297: "#119",
298: "#120",
299: "#121",
300: "#122",
301: "#123",
302: "#124",
303: "#125",
304: "#126",
305: "#127",
306: "#128",
307: "#129",
308: "#130",
309: "#131",
310: "#132",
311: "#133",
312: "#134",
313: "#135",
314: "#136",
315: "#137",
316: "#138",
317: "#139",
318: "#140",
319: "#141",
320: "#142",
321: "#143",
322: "#144",
323: "#145",
324: "#146",
325: "#147",
326: "#148",
327: "#149",
328: "#150",
329: "#151",
330: "#152",
331: "#153",
332: "#154",
333: "#155",
334: "#156",
335: "#157",
336: "#158",
337: "#159",
338: "#160",
339: "#161",
340: "#162",
341: "#163",
342: "#164",
343: "#165",
344: "#166",
345: "#167",
346: "#168",
347: "#169",
348: "#170",
349: "#171",
350: "#172",
351: "#173",
352: "#174",
353: "#175",
354: "#176",
355: "#177",
356: "#178",
357: "#179",
358: "#180",
359: "#181",
360: "#182",
361: "#183",
362: "#184",
363: "#185",
364: "#186",
365: "#187",
366: "#188",
367: "#189",
368: "#180",
369: "#191",
370: "#192",
371: "#193",
372: "#194",
373: "#195",
374: "#196",
375: "#197",
376: "#198",
377: "#199",
378: "#200",
379: "#201",
380: "#202",
381: "#203",
382: "#204",
383: "#205",
384: "#206",
385: "#207",
386: "#208",
387: "#209",
388: "#210",
389: "#211",
390: "#212",
391: "#213",
392: "#214",
393: "#215",
394: "#216",
395: "#217",
396: "#218",
397: "#219",
398: "#220",
399: "#221",
400: "#222",
401: "#223",
402: "#224",
403: "#225",
404: "#226",
405: "#227",
406: "#228",
407: "#229",
408: "#230",
409: "#231",
410: "#232",
411: "#233",
412: "#234",
413: "#235",
414: "#236",
415: "#237",
416: "#238",
417: "#239",
418: "#240",
419: "#241",
420: "#242",
421: "#243",
422: "#244",
423: "#245",
424: "#246",
425: "#247",
426: "#248",
427: "#249",
428: "#250",
429: "#251",
430: "#252",
431: "#253",
432: "#254",
433: "#255",
434: };
435:
436: /*
437: * Dump IP6 statistics structure.
438: */
439: void
440: ip6_stats(off, name)
441: u_long off;
442: char *name;
443: {
444: struct ip6stat ip6stat;
445: int first, i;
446:
447: if (off == 0)
448: return;
449:
450: kread(off, (char *)&ip6stat, sizeof (ip6stat));
451: printf("%s:\n", name);
452:
453: #define p(f, m) if (ip6stat.f || sflag <= 1) \
454: printf(m, ip6stat.f, plural(ip6stat.f))
455: #define p1(f, m) if (ip6stat.f || sflag <= 1) \
456: printf(m, ip6stat.f)
457:
458: p(ip6s_total, "\t%qu total packet%s received\n");
459: p1(ip6s_toosmall, "\t%qu with size smaller than minimum\n");
460: p1(ip6s_tooshort, "\t%qu with data size < data length\n");
461: p1(ip6s_badoptions, "\t%qu with bad options\n");
462: p1(ip6s_badvers, "\t%qu with incorrect version number\n");
463: p(ip6s_fragments, "\t%qu fragment%s received\n");
464: p(ip6s_fragdropped, "\t%qu fragment%s dropped (dup or out of space)\n");
465: p(ip6s_fragtimeout, "\t%qu fragment%s dropped after timeout\n");
466: p(ip6s_fragoverflow, "\t%qu fragment%s that exceeded limit\n");
467: p(ip6s_reassembled, "\t%qu packet%s reassembled ok\n");
468: p(ip6s_delivered, "\t%qu packet%s for this host\n");
469: p(ip6s_forward, "\t%qu packet%s forwarded\n");
470: p(ip6s_cantforward, "\t%qu packet%s not forwardable\n");
471: p(ip6s_redirectsent, "\t%qu redirect%s sent\n");
472: p(ip6s_localout, "\t%qu packet%s sent from this host\n");
473: p(ip6s_rawout, "\t%qu packet%s sent with fabricated ip header\n");
474: p(ip6s_odropped, "\t%qu output packet%s dropped due to no bufs, etc.\n");
475: p(ip6s_noroute, "\t%qu output packet%s discarded due to no route\n");
476: p(ip6s_fragmented, "\t%qu output datagram%s fragmented\n");
477: p(ip6s_ofragments, "\t%qu fragment%s created\n");
478: p(ip6s_cantfrag, "\t%qu datagram%s that can't be fragmented\n");
479: p(ip6s_badscope, "\t%qu packet%s that violated scope rules\n");
480: p(ip6s_notmember, "\t%qu multicast packet%s which we don't join\n");
481: for (first = 1, i = 0; i < 256; i++)
482: if (ip6stat.ip6s_nxthist[i] != 0) {
483: if (first) {
1.3 ! itojun 484: printf("\tInput packet histogram:\n");
1.1 itojun 485: first = 0;
486: }
487: printf("\t\t%s: %qu\n", ip6nh[i],
488: ip6stat.ip6s_nxthist[i]);
489: }
1.2 deraadt 490: if (ip6stat.ip6s_m1 || sflag <= 1)
491: printf("\tMbuf statics:\n");
492: p(ip6s_m1, "\t\t%qu one mbuf\n");
1.1 itojun 493: for (first = 1, i = 0; i < 32; i++) {
494: char ifbuf[IFNAMSIZ];
495: if (ip6stat.ip6s_m2m[i] != 0) {
496: if (first) {
497: printf("\t\ttwo or more mbuf:\n");
498: first = 0;
499: }
500: printf("\t\t\t%s = %qu\n",
501: if_indextoname(i, ifbuf),
502: ip6stat.ip6s_m2m[i]);
503: }
504: }
1.2 deraadt 505: p(ip6s_mext1, "\t\t%qu one ext mbuf\n");
506: p(ip6s_mext2m, "\t\t%qu two or more ext mbuf\n");
1.1 itojun 507: p(ip6s_exthdrtoolong, "\t%qu packet%s whose headers are not continuous\n");
508: p(ip6s_nogif, "\t%qu tunneling packet%s that can't find gif\n");
509: #undef p
510: #undef p1
511: }
512:
513: /*
514: * Dump IPv6 per-interface statistics based on RFC 2465.
515: */
516: void
517: ip6_ifstats(ifname)
518: char *ifname;
519: {
520: struct in6_ifreq ifr;
521: int s;
522: #define p(f, m) if (ifr.ifr_ifru.ifru_stat.f || sflag <= 1) \
523: printf(m, ifr.ifr_ifru.ifru_stat.f, plural(ifr.ifr_ifru.ifru_stat.f))
524: #define p_5(f, m) if (ifr.ifr_ifru.ifru_stat.f || sflag <= 1) \
525: printf(m, ip6stat.f)
526:
527: if ((s = socket(AF_INET6, SOCK_DGRAM, 0)) < 0) {
528: perror("Warning: socket(AF_INET6)");
529: return;
530: }
531:
532: strcpy(ifr.ifr_name, ifname);
533: printf("ip6 on %s:\n", ifr.ifr_name);
534:
535: if (ioctl(s, SIOCGIFSTAT_IN6, (char *)&ifr) < 0) {
536: perror("Warning: ioctl(SIOCGIFSTAT_IN6)");
537: goto end;
538: }
539:
540: p(ifs6_in_receive, "\t%qu total input datagram%s\n");
541: p(ifs6_in_hdrerr, "\t%qu datagram%s with invalid header received\n");
542: p(ifs6_in_toobig, "\t%qu datagram%s exceeded MTU received\n");
543: p(ifs6_in_noroute, "\t%qu datagram%s with no route received\n");
544: p(ifs6_in_addrerr, "\t%qu datagram%s with invalid dst received\n");
545: p(ifs6_in_protounknown, "\t%qu datagram%s with unknown proto received\n");
546: p(ifs6_in_discard, "\t%qu input datagram%s discarded\n");
547: p(ifs6_in_deliver,
548: "\t%qu datagram%s delivered to an upper layer protocol\n");
549: p(ifs6_out_forward, "\t%qu datagram%s forwarded to this interface\n");
550: p(ifs6_out_request,
551: "\t%qu datagram%s sent from an upper layer protocol\n");
552: p(ifs6_out_discard, "\t%qu total discarded output datagram%s\n");
553: p(ifs6_out_fragok, "\t%qu output datagram%s fragmented\n");
554: p(ifs6_out_fragfail, "\t%qu output datagram%s failed on fragment\n");
555: p(ifs6_out_fragcreat, "\t%qu output datagram%s succeeded on fragment\n");
556: p(ifs6_reass_reqd, "\t%qu incoming datagram%s fragmented\n");
557: p(ifs6_reass_ok, "\t%qu datagram%s reassembled\n");
558: p(ifs6_reass_fail, "\t%qu datagram%s failed on reassembling\n");
559: p(ifs6_in_mcast, "\t%qu multicast datagram%s received\n");
560: p(ifs6_out_mcast, "\t%qu multicast datagram%s sent\n");
561:
562: end:
563: close(s);
564:
565: #undef p
566: #undef p_5
567: }
568:
569: static char *icmp6names[] = {
570: "#0",
571: "unreach",
572: "packet too big",
573: "time exceed",
574: "parameter problem",
575: "#5",
576: "#6",
577: "#7",
578: "#8",
579: "#9",
580: "#10",
581: "#11",
582: "#12",
583: "#13",
584: "#14",
585: "#15",
586: "#16",
587: "#17",
588: "#18",
589: "#19",
590: "#20",
591: "#21",
592: "#22",
593: "#23",
594: "#24",
595: "#25",
596: "#26",
597: "#27",
598: "#28",
599: "#29",
600: "#30",
601: "#31",
602: "#32",
603: "#33",
604: "#34",
605: "#35",
606: "#36",
607: "#37",
608: "#38",
609: "#39",
610: "#40",
611: "#41",
612: "#42",
613: "#43",
614: "#44",
615: "#45",
616: "#46",
617: "#47",
618: "#48",
619: "#49",
620: "#50",
621: "#51",
622: "#52",
623: "#53",
624: "#54",
625: "#55",
626: "#56",
627: "#57",
628: "#58",
629: "#59",
630: "#60",
631: "#61",
632: "#62",
633: "#63",
634: "#64",
635: "#65",
636: "#66",
637: "#67",
638: "#68",
639: "#69",
640: "#70",
641: "#71",
642: "#72",
643: "#73",
644: "#74",
645: "#75",
646: "#76",
647: "#77",
648: "#78",
649: "#79",
650: "#80",
651: "#81",
652: "#82",
653: "#83",
654: "#84",
655: "#85",
656: "#86",
657: "#87",
658: "#88",
659: "#89",
660: "#80",
661: "#91",
662: "#92",
663: "#93",
664: "#94",
665: "#95",
666: "#96",
667: "#97",
668: "#98",
669: "#99",
670: "#100",
671: "#101",
672: "#102",
673: "#103",
674: "#104",
675: "#105",
676: "#106",
677: "#107",
678: "#108",
679: "#109",
680: "#110",
681: "#111",
682: "#112",
683: "#113",
684: "#114",
685: "#115",
686: "#116",
687: "#117",
688: "#118",
689: "#119",
690: "#120",
691: "#121",
692: "#122",
693: "#123",
694: "#124",
695: "#125",
696: "#126",
697: "#127",
698: "echo",
699: "echo reply",
700: "multicast listener query",
701: "multicast listener report",
702: "multicast listener done",
703: "router solicitation",
704: "router advertisment",
705: "neighbor solicitation",
706: "neighbor advertisment",
707: "redirect",
708: "router renumbering",
709: "node information request",
710: "node information reply",
711: "#141",
712: "#142",
713: "#143",
714: "#144",
715: "#145",
716: "#146",
717: "#147",
718: "#148",
719: "#149",
720: "#150",
721: "#151",
722: "#152",
723: "#153",
724: "#154",
725: "#155",
726: "#156",
727: "#157",
728: "#158",
729: "#159",
730: "#160",
731: "#161",
732: "#162",
733: "#163",
734: "#164",
735: "#165",
736: "#166",
737: "#167",
738: "#168",
739: "#169",
740: "#170",
741: "#171",
742: "#172",
743: "#173",
744: "#174",
745: "#175",
746: "#176",
747: "#177",
748: "#178",
749: "#179",
750: "#180",
751: "#181",
752: "#182",
753: "#183",
754: "#184",
755: "#185",
756: "#186",
757: "#187",
758: "#188",
759: "#189",
760: "#180",
761: "#191",
762: "#192",
763: "#193",
764: "#194",
765: "#195",
766: "#196",
767: "#197",
768: "#198",
769: "#199",
770: "#200",
771: "#201",
772: "#202",
773: "#203",
774: "#204",
775: "#205",
776: "#206",
777: "#207",
778: "#208",
779: "#209",
780: "#210",
781: "#211",
782: "#212",
783: "#213",
784: "#214",
785: "#215",
786: "#216",
787: "#217",
788: "#218",
789: "#219",
790: "#220",
791: "#221",
792: "#222",
793: "#223",
794: "#224",
795: "#225",
796: "#226",
797: "#227",
798: "#228",
799: "#229",
800: "#230",
801: "#231",
802: "#232",
803: "#233",
804: "#234",
805: "#235",
806: "#236",
807: "#237",
808: "#238",
809: "#239",
810: "#240",
811: "#241",
812: "#242",
813: "#243",
814: "#244",
815: "#245",
816: "#246",
817: "#247",
818: "#248",
819: "#249",
820: "#250",
821: "#251",
822: "#252",
823: "#253",
824: "#254",
825: "#255",
826: };
827:
828: /*
829: * Dump ICMPv6 statistics.
830: */
831: void
832: icmp6_stats(off, name)
833: u_long off;
834: char *name;
835: {
836: struct icmp6stat icmp6stat;
837: register int i, first;
838:
839: if (off == 0)
840: return;
841: kread(off, (char *)&icmp6stat, sizeof (icmp6stat));
842: printf("%s:\n", name);
843:
844: #define p(f, m) if (icmp6stat.f || sflag <= 1) \
845: printf(m, icmp6stat.f, plural(icmp6stat.f))
846:
847: p(icp6s_error, "\t%qu call%s to icmp_error\n");
848: p(icp6s_canterror,
849: "\t%qu error%s not generated because old message was icmp or so\n");
850: for (first = 1, i = 0; i < 256; i++)
851: if (icmp6stat.icp6s_outhist[i] != 0) {
852: if (first) {
1.3 ! itojun 853: printf("\tOutput packet histogram:\n");
1.1 itojun 854: first = 0;
855: }
856: printf("\t\t%s: %qu\n", icmp6names[i],
857: icmp6stat.icp6s_outhist[i]);
858: }
859: p(icp6s_badcode, "\t%qu message%s with bad code fields\n");
860: p(icp6s_tooshort, "\t%qu message%s < minimum length\n");
861: p(icp6s_checksum, "\t%qu bad checksum%s\n");
862: p(icp6s_badlen, "\t%qu message%s with bad length\n");
863: for (first = 1, i = 0; i < ICMP6_MAXTYPE; i++)
864: if (icmp6stat.icp6s_inhist[i] != 0) {
865: if (first) {
1.3 ! itojun 866: printf("\tInput packet histogram:\n");
1.1 itojun 867: first = 0;
868: }
869: printf("\t\t%s: %qu\n", icmp6names[i],
870: icmp6stat.icp6s_inhist[i]);
871: }
872: p(icp6s_reflect, "\t%qu message response%s generated\n");
873: #undef p
874: }
875:
876: /*
877: * Dump ICMPv6 per-interface statistics based on RFC 2466.
878: */
879: void
880: icmp6_ifstats(ifname)
881: char *ifname;
882: {
883: struct in6_ifreq ifr;
884: int s;
885: #define p(f, m) if (ifr.ifr_ifru.ifru_icmp6stat.f || sflag <= 1) \
886: printf(m, (u_quad_t)ifr.ifr_ifru.ifru_icmp6stat.f, plural(ifr.ifr_ifru.ifru_icmp6stat.f))
887:
888: if ((s = socket(AF_INET6, SOCK_DGRAM, 0)) < 0) {
889: perror("Warning: socket(AF_INET6)");
890: return;
891: }
892:
893: strcpy(ifr.ifr_name, ifname);
894: printf("icmp6 on %s:\n", ifr.ifr_name);
895:
896: if (ioctl(s, SIOCGIFSTAT_ICMP6, (char *)&ifr) < 0) {
897: perror("Warning: ioctl(SIOCGIFSTAT_ICMP6)");
898: goto end;
899: }
900:
901: p(ifs6_in_msg, "\t%qu total input message%s\n");
902: p(ifs6_in_error, "\t%qu total input error message%s\n");
903: p(ifs6_in_dstunreach, "\t%qu input destination unreachable error%s\n");
904: p(ifs6_in_adminprohib, "\t%qu input administratively prohibited error%s\n");
905: p(ifs6_in_timeexceed, "\t%qu input time exceeded error%s\n");
906: p(ifs6_in_paramprob, "\t%qu input parameter problem error%s\n");
907: p(ifs6_in_pkttoobig, "\t%qu input packet too big error%s\n");
908: p(ifs6_in_echo, "\t%qu input echo request%s\n");
909: p(ifs6_in_echoreply, "\t%qu input echo reply%s\n");
910: p(ifs6_in_routersolicit, "\t%qu input router solicitation%s\n");
911: p(ifs6_in_routeradvert, "\t%qu input router advertisement%s\n");
912: p(ifs6_in_neighborsolicit, "\t%qu input neighbor solicitation%s\n");
913: p(ifs6_in_neighboradvert, "\t%qu input neighbor advertisement%s\n");
914: p(ifs6_in_redirect, "\t%qu input redirect%s\n");
915: p(ifs6_in_mldquery, "\t%qu input MLD query%s\n");
916: p(ifs6_in_mldreport, "\t%qu input MLD report%s\n");
917: p(ifs6_in_mlddone, "\t%qu input MLD done%s\n");
918:
919: p(ifs6_out_msg, "\t%qu total output message%s\n");
920: p(ifs6_out_error, "\t%qu total output error message%s\n");
921: p(ifs6_out_dstunreach, "\t%qu output destination unreachable error%s\n");
922: p(ifs6_out_adminprohib, "\t%qu output administratively prohibited error%s\n");
923: p(ifs6_out_timeexceed, "\t%qu output time exceeded error%s\n");
924: p(ifs6_out_paramprob, "\t%qu output parameter problem error%s\n");
925: p(ifs6_out_pkttoobig, "\t%qu output packet too big error%s\n");
926: p(ifs6_out_echo, "\t%qu output echo request%s\n");
927: p(ifs6_out_echoreply, "\t%qu output echo reply%s\n");
928: p(ifs6_out_routersolicit, "\t%qu output router solicitation%s\n");
929: p(ifs6_out_routeradvert, "\t%qu output router advertisement%s\n");
930: p(ifs6_out_neighborsolicit, "\t%qu output neighbor solicitation%s\n");
931: p(ifs6_out_neighboradvert, "\t%qu output neighbor advertisement%s\n");
932: p(ifs6_out_redirect, "\t%qu output redirect%s\n");
933: p(ifs6_out_mldquery, "\t%qu output MLD query%s\n");
934: p(ifs6_out_mldreport, "\t%qu output MLD report%s\n");
935: p(ifs6_out_mlddone, "\t%qu output MLD done%s\n");
936:
937: end:
938: close(s);
939: #undef p
940: }
941:
942: /*
943: * Dump PIM statistics structure.
944: */
945: void
946: pim6_stats(off, name)
947: u_long off;
948: 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, pim6stat.f, plural(pim6stat.f))
959: p(pim6s_rcv_total, "\t%qu message%s received\n");
960: p(pim6s_rcv_tooshort, "\t%qu message%s received with too few bytes\n");
961: p(pim6s_rcv_badsum, "\t%qu message%s received with bad checksum\n");
962: p(pim6s_rcv_badversion, "\t%qu message%s received with bad version\n");
963: p(pim6s_rcv_registers, "\t%qu register%s received\n");
964: p(pim6s_rcv_badregisters, "\t%qu bad register%s received\n");
965: p(pim6s_snd_registers, "\t%qu register%s sent\n");
966: #undef p
967: }
968:
969: /*
970: * Pretty print an Internet address (net address + port).
971: * If the nflag was specified, use numbers instead of names.
972: */
973:
974: void
975: inet6print(in6, port, proto)
976: register struct in6_addr *in6;
977: int port;
978: char *proto;
979: {
980: #define GETSERVBYPORT6(port, proto, ret)\
981: {\
982: if (strcmp((proto), "tcp6") == 0)\
983: (ret) = getservbyport((int)(port), "tcp");\
984: else if (strcmp((proto), "udp6") == 0)\
985: (ret) = getservbyport((int)(port), "udp");\
986: else\
987: (ret) = getservbyport((int)(port), (proto));\
988: };
989: struct servent *sp = 0;
990: char line[80], *cp;
991: int width;
992:
993: sprintf(line, "%.*s.", (Aflag && !nflag) ? 12 : 16, inet6name(in6));
994: cp = index(line, '\0');
995: if (!nflag && port)
996: GETSERVBYPORT6(port, proto, sp);
997: if (sp || port == 0)
998: sprintf(cp, "%.8s", sp ? sp->s_name : "*");
999: else
1000: sprintf(cp, "%d", ntohs((u_short)port));
1001: width = Aflag ? 18 : 22;
1002: printf(" %-*.*s", width, width, line);
1003: }
1004:
1005: /*
1006: * Construct an Internet address representation.
1007: * If the nflag has been supplied, give
1008: * numeric value, otherwise try for symbolic name.
1009: */
1010:
1011: char *
1012: inet6name(in6p)
1013: struct in6_addr *in6p;
1014: {
1015: register char *cp;
1016: static char line[50];
1017: struct hostent *hp;
1018: static char domain[MAXHOSTNAMELEN + 1];
1019: static int first = 1;
1020: static char hbuf[NI_MAXHOST];
1021: struct sockaddr_in6 sin6;
1022: #ifdef NI_WITHSCOPEID
1023: const int niflag = NI_NUMERICHOST | NI_WITHSCOPEID;
1024: #else
1025: const int niflag = NI_NUMERICHOST;
1026: #endif
1027:
1028: if (first && !nflag) {
1029: first = 0;
1030: if (gethostname(domain, MAXHOSTNAMELEN) == 0 &&
1031: (cp = index(domain, '.')))
1032: (void) strcpy(domain, cp + 1);
1033: else
1034: domain[0] = 0;
1035: }
1036: cp = 0;
1037: if (!nflag && !IN6_IS_ADDR_UNSPECIFIED(in6p)) {
1038: hp = gethostbyaddr((char *)in6p, sizeof(*in6p), AF_INET6);
1039: if (hp) {
1040: if ((cp = index(hp->h_name, '.')) &&
1041: !strcmp(cp + 1, domain))
1042: *cp = 0;
1043: cp = hp->h_name;
1044: }
1045: }
1046: if (IN6_IS_ADDR_UNSPECIFIED(in6p))
1047: strcpy(line, "*");
1048: else if (cp)
1049: strcpy(line, cp);
1050: else {
1051: memset(&sin6, 0, sizeof(sin6));
1052: sin6.sin6_len = sizeof(sin6);
1053: sin6.sin6_family = AF_INET6;
1054: sin6.sin6_addr = *in6p;
1055: #ifdef KAME_SCOPEID
1056: if (IN6_IS_ADDR_LINKLOCAL(in6p)) {
1057: sin6.sin6_scope_id =
1058: ntohs(*(u_int16_t *)&in6p->s6_addr[2]);
1059: sin6.sin6_addr.s6_addr[2] = 0;
1060: sin6.sin6_addr.s6_addr[3] = 0;
1061: }
1062: #endif
1063: if (getnameinfo((struct sockaddr *)&sin6, sin6.sin6_len,
1064: hbuf, sizeof(hbuf), NULL, 0, niflag) != 0)
1065: strcpy(hbuf, "?");
1066: strncpy(line, hbuf, sizeof(line));
1067: }
1068: return (line);
1069: }
1070:
1071: #ifdef TCP6
1072: /*
1073: * Dump the contents of a TCP6 PCB.
1074: */
1075: void
1076: tcp6_dump(pcbaddr)
1077: u_long pcbaddr;
1078: {
1079: struct tcp6cb tcp6cb;
1080: int i;
1081:
1082: kread(pcbaddr, (char *)&tcp6cb, sizeof(tcp6cb));
1083:
1084: printf("TCP Protocol Control Block at 0x%08lx:\n\n", pcbaddr);
1085:
1086: printf("Timers:\n");
1087: for (i = 0; i < TCP6T_NTIMERS; i++)
1088: printf("\t%s: %u", tcp6timers[i], tcp6cb.t_timer[i]);
1089: printf("\n\n");
1090:
1091: if (tcp6cb.t_state < 0 || tcp6cb.t_state >= TCP6_NSTATES)
1092: printf("State: %d", tcp6cb.t_state);
1093: else
1094: printf("State: %s", tcp6states[tcp6cb.t_state]);
1095: printf(", flags 0x%x, in6pcb 0x%lx\n\n", tcp6cb.t_flags,
1096: (u_long)tcp6cb.t_in6pcb);
1097:
1098: printf("rxtshift %d, rxtcur %d, dupacks %d\n", tcp6cb.t_rxtshift,
1099: tcp6cb.t_rxtcur, tcp6cb.t_dupacks);
1100: printf("peermaxseg %u, maxseg %u, force %d\n\n", tcp6cb.t_peermaxseg,
1101: tcp6cb.t_maxseg, tcp6cb.t_force);
1102:
1103: printf("snd_una %u, snd_nxt %u, snd_up %u\n",
1104: tcp6cb.snd_una, tcp6cb.snd_nxt, tcp6cb.snd_up);
1105: printf("snd_wl1 %u, snd_wl2 %u, iss %u, snd_wnd %lu\n\n",
1106: tcp6cb.snd_wl1, tcp6cb.snd_wl2, tcp6cb.iss, tcp6cb.snd_wnd);
1107:
1108: printf("rcv_wnd %lu, rcv_nxt %u, rcv_up %u, irs %u\n\n",
1109: tcp6cb.rcv_wnd, tcp6cb.rcv_nxt, tcp6cb.rcv_up, tcp6cb.irs);
1110:
1111: printf("rcv_adv %u, snd_max %u, snd_cwnd %lu, snd_ssthresh %lu\n",
1112: tcp6cb.rcv_adv, tcp6cb.snd_max, tcp6cb.snd_cwnd, tcp6cb.snd_ssthresh);
1113:
1114: printf("idle %d, rtt %d, rtseq %u, srtt %d, rttvar %d, rttmin %d, "
1115: "max_sndwnd %lu\n\n", tcp6cb.t_idle, tcp6cb.t_rtt, tcp6cb.t_rtseq,
1116: tcp6cb.t_srtt, tcp6cb.t_rttvar, tcp6cb.t_rttmin, tcp6cb.max_sndwnd);
1117:
1118: printf("oobflags %d, iobc %d, softerror %d\n\n", tcp6cb.t_oobflags,
1119: tcp6cb.t_iobc, tcp6cb.t_softerror);
1120:
1121: printf("snd_scale %d, rcv_scale %d, req_r_scale %d, req_s_scale %d\n",
1122: tcp6cb.snd_scale, tcp6cb.rcv_scale, tcp6cb.request_r_scale,
1123: tcp6cb.requested_s_scale);
1124: printf("ts_recent %u, ts_regent_age %d, last_ack_sent %u\n",
1125: tcp6cb.ts_recent, tcp6cb.ts_recent_age, tcp6cb.last_ack_sent);
1126: }
1127: #endif
1128:
1129: #endif /*INET6*/