2 * Copyright (c) 1983, 1988, 1993, 1995
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * @(#)inet.c 8.5 (Berkeley) 5/24/95
34 * $FreeBSD: src/usr.bin/netstat/inet.c,v 1.37.2.11 2003/11/27 14:46:49 ru Exp $
35 * $DragonFly: src/usr.bin/netstat/inet.c,v 1.19 2005/08/04 17:31:23 drhodus Exp $
38 #include <sys/param.h>
39 #include <sys/queue.h>
40 #include <sys/socket.h>
41 #include <sys/socketvar.h>
42 #include <sys/sysctl.h>
43 #include <sys/protosw.h>
46 #include <net/route.h>
47 #include <netinet/in.h>
48 #include <netinet/in_systm.h>
49 #include <netinet/ip.h>
51 #include <netinet/ip6.h>
53 #include <netinet/in_pcb.h>
54 #include <netinet/ip_icmp.h>
55 #include <netinet/icmp_var.h>
56 #include <netinet/igmp_var.h>
57 #include <netinet/ip_var.h>
58 #include <netinet/pim_var.h>
59 #include <netinet/tcp.h>
60 #include <netinet/tcpip.h>
61 #include <netinet/tcp_seq.h>
63 #include <netinet/tcp_fsm.h>
64 #include <netinet/tcp_timer.h>
65 #include <netinet/tcp_var.h>
66 #include <netinet/tcp_debug.h>
67 #include <netinet/udp.h>
68 #include <netinet/udp_var.h>
70 #include <arpa/inet.h>
81 char *inetname (struct in_addr *);
82 void inetprint (struct in_addr *, int, const char *, int);
84 extern void inet6print (struct in6_addr *, int, const char *, int);
85 static int udp_done, tcp_done;
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.
95 static int ppr_first = 1;
96 static void outputpcb(int proto, const char *name, struct inpcb *inp, struct xsocket *so, struct tcpcb *tp);
99 protopr(u_long proto, char *name, int af)
117 mibvar = "net.inet.tcp.pcblist";
126 mibvar = "net.inet.udp.pcblist";
129 mibvar = "net.inet.divert.pcblist";
132 mibvar = "net.inet.raw.pcblist";
136 if (sysctlbyname(mibvar, 0, &len, 0, 0) < 0) {
138 warn("sysctl: %s", mibvar);
143 if ((buf = malloc(len)) == 0) {
144 warn("malloc %lu bytes", (u_long)len);
147 if (sysctlbyname(mibvar, buf, &len, 0, 0) < 0) {
148 warn("sysctl: %s", mibvar);
154 struct xtcpcb *tcp = buf;
156 for (i = 0; i < len; i++) {
157 if (tcp[i].xt_len != sizeof(*tcp))
159 outputpcb(proto, name, &tcp[i].xt_inp,
160 &tcp[i].xt_socket, &tcp[i].xt_tp);
163 struct xinpcb *in = buf;
165 for (i = 0; i < len; i++) {
166 if (in[i].xi_len != sizeof(*in))
168 outputpcb(proto, name, &in[i].xi_inp,
169 &in[i].xi_socket, NULL);
176 outputpcb(int proto, const char *name, struct inpcb *inp, struct xsocket *so, struct tcpcb *tp)
179 static struct clockinfo clockinfo;
181 if (clockinfo.hz == 0) {
182 int size = sizeof(clockinfo);
183 sysctlbyname("kern.clockrate", &clockinfo, &size, NULL, 0);
184 if (clockinfo.hz == 0)
188 /* Ignore sockets for protocols other than the desired one. */
189 if (so->xso_protocol != (int)proto)
192 if ((af == AF_INET && (inp->inp_vflag & INP_IPV4) == 0)
194 || (af == AF_INET6 && (inp->inp_vflag & INP_IPV6) == 0)
196 || (af == AF_UNSPEC && ((inp->inp_vflag & INP_IPV4) == 0
198 && (inp->inp_vflag & INP_IPV6) == 0
205 (af == AF_INET && inet_lnaof(inp->inp_laddr) == INADDR_ANY)
207 || (af == AF_INET6 && IN6_IS_ADDR_UNSPECIFIED(&inp->in6p_laddr))
209 || (af == AF_UNSPEC && (((inp->inp_vflag & INP_IPV4) != 0 &&
210 inet_lnaof(inp->inp_laddr) == INADDR_ANY)
212 || ((inp->inp_vflag & INP_IPV6) != 0 &&
213 IN6_IS_ADDR_UNSPECIFIED(&inp->in6p_laddr))
222 printf("Active Internet connections");
224 printf(" (including servers)");
226 printf("Current listen queue sizes "
227 "(qlen/incqlen/maxqlen)");
231 printf("%-8.8s ", "Socket");
233 printf("%8.8s %8.8s %8.8s ", "TxWin", "Unacked", "RTT/ms");
235 printf("%-5.5s %-14.14s %-22.22s\n",
236 "Proto", "Listen", "Local Address");
238 printf((Aflag && !Wflag) ?
239 "%-5.5s %-6.6s %-6.6s %-17.17s %-17.17s %s\n" :
240 "%-5.5s %-6.6s %-6.6s %-21.21s %-21.21s %s\n",
241 "Proto", "Recv-Q", "Send-Q",
242 "Local Address", "Foreign Address",
247 if (Lflag && so->so_qlimit == 0)
251 printf("%8lx ", (u_long)inp->inp_ppcb);
253 printf("%8lx ", (u_long)so->so_pcb);
257 int window = MIN(tp->snd_cwnd, tp->snd_bwnd);
258 if (window == 1073725440)
259 printf("%8s ", "max");
261 printf("%8d ", (int)MIN(tp->snd_cwnd, tp->snd_bwnd));
262 printf("%8d ", (int)(tp->snd_max - tp->snd_una));
266 printf("%8.3f ", (double)tp->t_srtt * 1000.0 / TCP_RTT_SCALE / clockinfo.hz);
268 printf("%8s %8s %8s ", "-", "-", "-");
272 if ((inp->inp_vflag & INP_IPV6) != 0)
273 vchar = ((inp->inp_vflag & INP_IPV4) != 0) ? "46" : "6 ";
276 vchar = ((inp->inp_vflag & INP_IPV4) != 0) ? "4 " : " ";
278 printf("%-3.3s%-2.2s ", name, vchar);
282 snprintf(buf, sizeof(buf), "%d/%d/%d", so->so_qlen,
283 so->so_incqlen, so->so_qlimit);
284 printf("%-13.13s ", buf);
288 so->so_snd.sb_hiwat);
295 if (inp->inp_vflag & INP_IPV4) {
296 inetprint(&inp->inp_laddr, (int)inp->inp_lport,
299 inetprint(&inp->inp_faddr,
300 (int)inp->inp_fport, name, 1);
303 else if (inp->inp_vflag & INP_IPV6) {
304 inet6print(&inp->in6p_laddr,
305 (int)inp->inp_lport, name, 1);
307 inet6print(&inp->in6p_faddr,
308 (int)inp->inp_fport, name, 1);
309 } /* else nothing printed now */
311 } else if (inp->inp_flags & INP_ANONPORT) {
312 if (inp->inp_vflag & INP_IPV4) {
313 inetprint(&inp->inp_laddr, (int)inp->inp_lport,
316 inetprint(&inp->inp_faddr,
317 (int)inp->inp_fport, name, 0);
320 else if (inp->inp_vflag & INP_IPV6) {
321 inet6print(&inp->in6p_laddr,
322 (int)inp->inp_lport, name, 1);
324 inet6print(&inp->in6p_faddr,
325 (int)inp->inp_fport, name, 0);
326 } /* else nothing printed now */
329 if (inp->inp_vflag & INP_IPV4) {
330 inetprint(&inp->inp_laddr, (int)inp->inp_lport,
333 inetprint(&inp->inp_faddr,
334 (int)inp->inp_fport, name,
339 else if (inp->inp_vflag & INP_IPV6) {
340 inet6print(&inp->in6p_laddr,
341 (int)inp->inp_lport, name, 0);
343 inet6print(&inp->in6p_faddr,
344 (int)inp->inp_fport, name,
347 } /* else nothing printed now */
351 if (tp->t_state < 0 || tp->t_state >= TCP_NSTATES)
352 printf("%d", tp->t_state);
354 printf("%s", tcpstates[tp->t_state]);
355 #if defined(TF_NEEDSYN) && defined(TF_NEEDFIN)
356 /* Show T/TCP `hidden state' */
357 if (tp->t_flags & (TF_NEEDSYN|TF_NEEDFIN))
359 #endif /* defined(TF_NEEDSYN) && defined(TF_NEEDFIN) */
367 #define CPU_STATS_FUNC(proto,type) \
369 proto ##_stats_agg(type *ary, type *ttl, int cpucnt) \
372 siz = sizeof(type); \
381 for (i = 0; i < cpucnt; ++i) { \
382 for (off = 0; off < siz; off += sizeof(u_long)) { \
383 *(u_long *)((char *)(*(&ttl)) + off) += \
384 *(u_long *)((char *)&ary[i] + off); \
389 CPU_STATS_FUNC(tcp, struct tcp_stats);
390 CPU_STATS_FUNC(ip, struct ip_stats);
393 * Dump TCP statistics structure.
396 tcp_stats(u_long off __unused, char *name, int af __unused)
398 struct tcp_stats tcpstat, *stattmp;
399 struct tcp_stats zerostat[SMP_MAXCPU];
400 size_t len = sizeof(struct tcp_stats) * SMP_MAXCPU;
404 memset(zerostat, 0, len);
406 if ((stattmp = malloc(len)) == NULL) {
409 if (sysctlbyname("net.inet.tcp.stats", stattmp, &len,
410 zflag ? zerostat : NULL, zflag ? len : 0) < 0) {
411 warn("sysctl: net.inet.tcp.stats");
415 if ((stattmp = realloc(stattmp, len)) == NULL) {
421 cpucnt = len / sizeof(struct tcp_stats);
422 tcp_stats_agg(stattmp, &tcpstat, cpucnt);
431 printf ("%s:\n", name);
433 #define p(f, m) if (tcpstat.f || sflag <= 1) \
434 printf(m, tcpstat.f, plural(tcpstat.f))
435 #define p1a(f, m) if (tcpstat.f || sflag <= 1) \
437 #define p2(f1, f2, m) if (tcpstat.f1 || tcpstat.f2 || sflag <= 1) \
438 printf(m, tcpstat.f1, plural(tcpstat.f1), tcpstat.f2, plural(tcpstat.f2))
439 #define p2a(f1, f2, m) if (tcpstat.f1 || tcpstat.f2 || sflag <= 1) \
440 printf(m, tcpstat.f1, plural(tcpstat.f1), tcpstat.f2)
441 #define p3(f, m) if (tcpstat.f || sflag <= 1) \
442 printf(m, tcpstat.f, plurales(tcpstat.f))
444 p(tcps_sndtotal, "\t%lu packet%s sent\n");
445 p2(tcps_sndpack,tcps_sndbyte,
446 "\t\t%lu data packet%s (%lu byte%s)\n");
447 p2(tcps_sndrexmitpack, tcps_sndrexmitbyte,
448 "\t\t%lu data packet%s (%lu byte%s) retransmitted\n");
449 p2a(tcps_sndfastrexmit, tcps_sndearlyrexmit,
450 "\t\t%lu Fast Retransmit%s (%lu early)\n");
451 p(tcps_sndlimited, "\t\t%lu packet%s sent by Limited Transmit\n");
452 p(tcps_sndrtobad, "\t\t%lu spurious RTO retransmit%s\n");
453 p2a(tcps_sndfastrexmitbad, tcps_sndearlyrexmitbad,
454 "\t\t%lu spurious Fast Retransmit%s (%lu early)\n");
455 p(tcps_eifeldetected, "\t\t%lu Eifel-detected spurious retransmit%s\n");
456 p(tcps_rttdetected, "\t\t%lu RTT-detected spurious retransmit%s\n");
457 p(tcps_mturesent, "\t\t%lu resend%s initiated by MTU discovery\n");
458 p2a(tcps_sndacks, tcps_delack,
459 "\t\t%lu ack-only packet%s (%lu delayed)\n");
460 p(tcps_sndurg, "\t\t%lu URG only packet%s\n");
461 p(tcps_sndprobe, "\t\t%lu window probe packet%s\n");
462 p(tcps_sndwinup, "\t\t%lu window update packet%s\n");
463 p(tcps_sndctrl, "\t\t%lu control packet%s\n");
464 p(tcps_rcvtotal, "\t%lu packet%s received\n");
465 p2(tcps_rcvackpack, tcps_rcvackbyte, "\t\t%lu ack%s (for %lu byte%s)\n");
466 p(tcps_rcvdupack, "\t\t%lu duplicate ack%s\n");
467 p(tcps_rcvacktoomuch, "\t\t%lu ack%s for unsent data\n");
468 p2(tcps_rcvpack, tcps_rcvbyte,
469 "\t\t%lu packet%s (%lu byte%s) received in-sequence\n");
470 p2(tcps_rcvduppack, tcps_rcvdupbyte,
471 "\t\t%lu completely duplicate packet%s (%lu byte%s)\n");
472 p(tcps_pawsdrop, "\t\t%lu old duplicate packet%s\n");
473 p2(tcps_rcvpartduppack, tcps_rcvpartdupbyte,
474 "\t\t%lu packet%s with some dup. data (%lu byte%s duped)\n");
475 p2(tcps_rcvoopack, tcps_rcvoobyte,
476 "\t\t%lu out-of-order packet%s (%lu byte%s)\n");
477 p2(tcps_rcvpackafterwin, tcps_rcvbyteafterwin,
478 "\t\t%lu packet%s (%lu byte%s) of data after window\n");
479 p(tcps_rcvwinprobe, "\t\t%lu window probe%s\n");
480 p(tcps_rcvwinupd, "\t\t%lu window update packet%s\n");
481 p(tcps_rcvafterclose, "\t\t%lu packet%s received after close\n");
482 p(tcps_rcvbadsum, "\t\t%lu discarded for bad checksum%s\n");
483 p(tcps_rcvbadoff, "\t\t%lu discarded for bad header offset field%s\n");
484 p1a(tcps_rcvshort, "\t\t%lu discarded because packet too short\n");
485 p(tcps_connattempt, "\t%lu connection request%s\n");
486 p(tcps_accepts, "\t%lu connection accept%s\n");
487 p(tcps_badsyn, "\t%lu bad connection attempt%s\n");
488 p(tcps_listendrop, "\t%lu listen queue overflow%s\n");
489 p(tcps_connects, "\t%lu connection%s established (including accepts)\n");
490 p2(tcps_closed, tcps_drops,
491 "\t%lu connection%s closed (including %lu drop%s)\n");
492 p(tcps_cachedrtt, "\t\t%lu connection%s updated cached RTT on close\n");
494 "\t\t%lu connection%s updated cached RTT variance on close\n");
495 p(tcps_cachedssthresh,
496 "\t\t%lu connection%s updated cached ssthresh on close\n");
497 p(tcps_conndrops, "\t%lu embryonic connection%s dropped\n");
498 p2(tcps_rttupdated, tcps_segstimed,
499 "\t%lu segment%s updated rtt (of %lu attempt%s)\n");
500 p(tcps_rexmttimeo, "\t%lu retransmit timeout%s\n");
501 p(tcps_timeoutdrop, "\t\t%lu connection%s dropped by rexmit timeout\n");
502 p(tcps_persisttimeo, "\t%lu persist timeout%s\n");
503 p(tcps_persistdrop, "\t\t%lu connection%s dropped by persist timeout\n");
504 p(tcps_keeptimeo, "\t%lu keepalive timeout%s\n");
505 p(tcps_keepprobe, "\t\t%lu keepalive probe%s sent\n");
506 p(tcps_keepdrops, "\t\t%lu connection%s dropped by keepalive\n");
507 p(tcps_predack, "\t%lu correct ACK header prediction%s\n");
508 p(tcps_preddat, "\t%lu correct data packet header prediction%s\n");
510 p1a(tcps_sc_added, "\t%lu syncache entries added\n");
511 p1a(tcps_sc_retransmitted, "\t\t%lu retransmitted\n");
512 p1a(tcps_sc_dupsyn, "\t\t%lu dupsyn\n");
513 p1a(tcps_sc_dropped, "\t\t%lu dropped\n");
514 p1a(tcps_sc_completed, "\t\t%lu completed\n");
515 p1a(tcps_sc_bucketoverflow, "\t\t%lu bucket overflow\n");
516 p1a(tcps_sc_cacheoverflow, "\t\t%lu cache overflow\n");
517 p1a(tcps_sc_reset, "\t\t%lu reset\n");
518 p1a(tcps_sc_stale, "\t\t%lu stale\n");
519 p1a(tcps_sc_aborted, "\t\t%lu aborted\n");
520 p1a(tcps_sc_badack, "\t\t%lu badack\n");
521 p1a(tcps_sc_unreach, "\t\t%lu unreach\n");
522 p1a(tcps_sc_zonefail, "\t\t%lu zone failures\n");
523 p1a(tcps_sc_sendcookie, "\t%lu cookies sent\n");
524 p1a(tcps_sc_recvcookie, "\t%lu cookies received\n");
534 * Dump UDP statistics structure.
537 udp_stats(u_long off __unused, char *name, int af __unused)
539 struct udpstat udpstat, zerostat;
540 size_t len = sizeof udpstat;
544 memset(&zerostat, 0, len);
545 if (sysctlbyname("net.inet.udp.stats", &udpstat, &len,
546 zflag ? &zerostat : NULL, zflag ? len : 0) < 0) {
547 warn("sysctl: net.inet.udp.stats");
558 printf("%s:\n", name);
559 #define p(f, m) if (udpstat.f || sflag <= 1) \
560 printf(m, udpstat.f, plural(udpstat.f))
561 #define p1a(f, m) if (udpstat.f || sflag <= 1) \
563 p(udps_ipackets, "\t%lu datagram%s received\n");
564 p1a(udps_hdrops, "\t%lu with incomplete header\n");
565 p1a(udps_badlen, "\t%lu with bad data length field\n");
566 p1a(udps_badsum, "\t%lu with bad checksum\n");
567 p1a(udps_nosum, "\t%lu with no checksum\n");
568 p1a(udps_noport, "\t%lu dropped due to no socket\n");
570 "\t%lu broadcast/multicast datagram%s dropped due to no socket\n");
571 p1a(udps_fullsock, "\t%lu dropped due to full socket buffers\n");
572 p1a(udpps_pcbhashmiss, "\t%lu not for hashed pcb\n");
573 delivered = udpstat.udps_ipackets -
574 udpstat.udps_hdrops -
575 udpstat.udps_badlen -
576 udpstat.udps_badsum -
577 udpstat.udps_noport -
578 udpstat.udps_noportbcast -
579 udpstat.udps_fullsock;
580 if (delivered || sflag <= 1)
581 printf("\t%lu delivered\n", delivered);
582 p(udps_opackets, "\t%lu datagram%s output\n");
588 * Dump IP statistics structure.
591 ip_stats(u_long off __unused, char *name, int af __unused)
593 struct ip_stats ipstat, *stattmp;
594 struct ip_stats zerostat[SMP_MAXCPU];
595 size_t len = sizeof(struct ip_stats) * SMP_MAXCPU;
599 memset(zerostat, 0, len);
600 if ((stattmp = malloc(len)) == NULL) {
603 if (sysctlbyname("net.inet.ip.stats", stattmp, &len,
604 zflag ? zerostat : NULL, zflag ? len : 0) < 0) {
605 warn("sysctl: net.inet.ip.stats");
609 if ((stattmp = realloc(stattmp, len)) == NULL) {
615 cpucnt = len / sizeof(struct ip_stats);
616 ip_stats_agg(stattmp, &ipstat, cpucnt);
618 printf("%s:\n", name);
620 #define p(f, m) if (ipstat.f || sflag <= 1) \
621 printf(m, ipstat.f, plural(ipstat.f))
622 #define p1a(f, m) if (ipstat.f || sflag <= 1) \
625 p(ips_total, "\t%lu total packet%s received\n");
626 p(ips_badsum, "\t%lu bad header checksum%s\n");
627 p1a(ips_toosmall, "\t%lu with size smaller than minimum\n");
628 p1a(ips_tooshort, "\t%lu with data size < data length\n");
629 p1a(ips_toolong, "\t%lu with ip length > max ip packet size\n");
630 p1a(ips_badhlen, "\t%lu with header length < data size\n");
631 p1a(ips_badlen, "\t%lu with data length < header length\n");
632 p1a(ips_badoptions, "\t%lu with bad options\n");
633 p1a(ips_badvers, "\t%lu with incorrect version number\n");
634 p(ips_fragments, "\t%lu fragment%s received\n");
635 p(ips_fragdropped, "\t%lu fragment%s dropped (dup or out of space)\n");
636 p(ips_fragtimeout, "\t%lu fragment%s dropped after timeout\n");
637 p(ips_reassembled, "\t%lu packet%s reassembled ok\n");
638 p(ips_delivered, "\t%lu packet%s for this host\n");
639 p(ips_noproto, "\t%lu packet%s for unknown/unsupported protocol\n");
640 p(ips_forward, "\t%lu packet%s forwarded");
641 p(ips_fastforward, " (%lu packet%s fast forwarded)");
642 if (ipstat.ips_forward || sflag <= 1)
644 p(ips_cantforward, "\t%lu packet%s not forwardable\n");
646 "\t%lu packet%s received for unknown multicast group\n");
647 p(ips_redirectsent, "\t%lu redirect%s sent\n");
648 p(ips_localout, "\t%lu packet%s sent from this host\n");
649 p(ips_rawout, "\t%lu packet%s sent with fabricated ip header\n");
651 "\t%lu output packet%s dropped due to no bufs, etc.\n");
652 p(ips_noroute, "\t%lu output packet%s discarded due to no route\n");
653 p(ips_fragmented, "\t%lu output datagram%s fragmented\n");
654 p(ips_ofragments, "\t%lu fragment%s created\n");
655 p(ips_cantfrag, "\t%lu datagram%s that can't be fragmented\n");
656 p(ips_nogif, "\t%lu tunneling packet%s that can't find gif\n");
657 p(ips_badaddr, "\t%lu datagram%s with bad address in header\n");
663 static char *icmpnames[] = {
667 "destination unreachable",
673 "router advertisement",
674 "router solicitation",
679 "information request",
680 "information request reply",
681 "address mask request",
682 "address mask reply",
686 * Dump ICMP statistics.
689 icmp_stats(u_long off __unused, char *name, int af __unused)
691 struct icmpstat icmpstat, zerostat;
693 int mib[4]; /* CTL_NET + PF_INET + IPPROTO_ICMP + req */
698 mib[2] = IPPROTO_ICMP;
699 mib[3] = ICMPCTL_STATS;
701 len = sizeof icmpstat;
703 memset(&zerostat, 0, len);
704 if (sysctl(mib, 4, &icmpstat, &len,
705 zflag ? &zerostat : NULL, zflag ? len : 0) < 0) {
706 warn("sysctl: net.inet.icmp.stats");
710 printf("%s:\n", name);
712 #define p(f, m) if (icmpstat.f || sflag <= 1) \
713 printf(m, icmpstat.f, plural(icmpstat.f))
714 #define p1a(f, m) if (icmpstat.f || sflag <= 1) \
715 printf(m, icmpstat.f)
716 #define p2(f, m) if (icmpstat.f || sflag <= 1) \
717 printf(m, icmpstat.f, plurales(icmpstat.f))
719 p(icps_error, "\t%lu call%s to icmp_error\n");
721 "\t%lu error%s not generated 'cuz old message was icmp\n");
722 for (first = 1, i = 0; i < ICMP_MAXTYPE + 1; i++)
723 if (icmpstat.icps_outhist[i] != 0) {
725 printf("\tOutput histogram:\n");
728 printf("\t\t%s: %lu\n", icmpnames[i],
729 icmpstat.icps_outhist[i]);
731 p(icps_badcode, "\t%lu message%s with bad code fields\n");
732 p(icps_tooshort, "\t%lu message%s < minimum length\n");
733 p(icps_checksum, "\t%lu bad checksum%s\n");
734 p(icps_badlen, "\t%lu message%s with bad length\n");
735 p1a(icps_bmcastecho, "\t%lu multicast echo requests ignored\n");
736 p1a(icps_bmcasttstamp, "\t%lu multicast timestamp requests ignored\n");
737 for (first = 1, i = 0; i < ICMP_MAXTYPE + 1; i++)
738 if (icmpstat.icps_inhist[i] != 0) {
740 printf("\tInput histogram:\n");
743 printf("\t\t%s: %lu\n", icmpnames[i],
744 icmpstat.icps_inhist[i]);
746 p(icps_reflect, "\t%lu message response%s generated\n");
747 p2(icps_badaddr, "\t%lu invalid return address%s\n");
748 p(icps_noroute, "\t%lu no return route%s\n");
752 mib[3] = ICMPCTL_MASKREPL;
754 if (sysctl(mib, 4, &i, &len, (void *)0, 0) < 0)
756 printf("\tICMP address mask responses are %sabled\n",
761 * Dump IGMP statistics structure.
764 igmp_stats(u_long off __unused, char *name, int af __unused)
766 struct igmpstat igmpstat, zerostat;
767 size_t len = sizeof igmpstat;
770 memset(&zerostat, 0, len);
771 if (sysctlbyname("net.inet.igmp.stats", &igmpstat, &len,
772 zflag ? &zerostat : NULL, zflag ? len : 0) < 0) {
773 warn("sysctl: net.inet.igmp.stats");
777 printf("%s:\n", name);
779 #define p(f, m) if (igmpstat.f || sflag <= 1) \
780 printf(m, igmpstat.f, plural(igmpstat.f))
781 #define py(f, m) if (igmpstat.f || sflag <= 1) \
782 printf(m, igmpstat.f, igmpstat.f != 1 ? "ies" : "y")
783 p(igps_rcv_total, "\t%u message%s received\n");
784 p(igps_rcv_tooshort, "\t%u message%s received with too few bytes\n");
785 p(igps_rcv_badsum, "\t%u message%s received with bad checksum\n");
786 py(igps_rcv_queries, "\t%u membership quer%s received\n");
787 py(igps_rcv_badqueries, "\t%u membership quer%s received with invalid field(s)\n");
788 p(igps_rcv_reports, "\t%u membership report%s received\n");
789 p(igps_rcv_badreports, "\t%u membership report%s received with invalid field(s)\n");
790 p(igps_rcv_ourreports, "\t%u membership report%s received for groups to which we belong\n");
791 p(igps_snd_reports, "\t%u membership report%s sent\n");
797 * Dump PIM statistics structure.
800 pim_stats(u_long off __unused, char *name, int af1 __unused)
802 struct pimstat pimstat, zerostat;
803 size_t len = sizeof pimstat;
806 memset(&zerostat, 0, len);
807 if (sysctlbyname("net.inet.pim.stats", &pimstat, &len,
808 zflag ? &zerostat : NULL, zflag ? len : 0) < 0) {
810 warn("sysctl: net.inet.pim.stats");
814 printf("%s:\n", name);
816 #define p(f, m) if (pimstat.f || sflag <= 1) \
817 printf(m, pimstat.f, plural(pimstat.f))
818 #define py(f, m) if (pimstat.f || sflag <= 1) \
819 printf(m, pimstat.f, pimstat.f != 1 ? "ies" : "y")
820 p(pims_rcv_total_msgs, "\t%llu message%s received\n");
821 p(pims_rcv_total_bytes, "\t%llu byte%s received\n");
822 p(pims_rcv_tooshort, "\t%llu message%s received with too few bytes\n");
823 p(pims_rcv_badsum, "\t%llu message%s received with bad checksum\n");
824 p(pims_rcv_badversion, "\t%llu message%s received with bad version\n");
825 p(pims_rcv_registers_msgs, "\t%llu data register message%s received\n");
826 p(pims_rcv_registers_bytes, "\t%llu data register byte%s received\n");
827 p(pims_rcv_registers_wrongiif, "\t%llu data register message%s received on wrong iif\n");
828 p(pims_rcv_badregisters, "\t%llu bad register%s received\n");
829 p(pims_snd_registers_msgs, "\t%llu data register message%s sent\n");
830 p(pims_snd_registers_bytes, "\t%llu data register byte%s sent\n");
836 * Pretty print an Internet address (net address + port).
839 inetprint(struct in_addr *in, int port, const char *proto, int numeric_port)
841 struct servent *sp = 0;
846 sprintf(line, "%s.", inetname(in));
848 sprintf(line, "%.*s.", (Aflag && !numeric_port) ? 12 : 16, inetname(in));
849 cp = strchr(line, '\0');
850 if (!numeric_port && port)
851 sp = getservbyport((int)port, proto);
853 sprintf(cp, "%.15s ", sp ? sp->s_name : "*");
855 sprintf(cp, "%d ", ntohs((u_short)port));
856 width = (Aflag && !Wflag) ? 17 : 21;
858 printf("%-*s ", width, line);
860 printf("%-*.*s ", width, width, line);
864 * Construct an Internet address representation.
865 * If numeric_addr has been supplied, give
866 * numeric value, otherwise try for symbolic name.
869 inetname(struct in_addr *inp)
872 static char line[MAXHOSTNAMELEN];
877 if (!numeric_addr && inp->s_addr != INADDR_ANY) {
878 int net = inet_netof(*inp);
879 int lna = inet_lnaof(*inp);
881 if (lna == INADDR_ANY) {
882 np = getnetbyaddr(net, AF_INET);
887 hp = gethostbyaddr((char *)inp, sizeof (*inp), AF_INET);
890 trimdomain(cp, strlen(cp));
894 if (inp->s_addr == INADDR_ANY)
897 strncpy(line, cp, sizeof(line) - 1);
898 line[sizeof(line) - 1] = '\0';
900 inp->s_addr = ntohl(inp->s_addr);
901 #define C(x) ((u_int)((x) & 0xff))
902 sprintf(line, "%u.%u.%u.%u", C(inp->s_addr >> 24),
903 C(inp->s_addr >> 16), C(inp->s_addr >> 8), C(inp->s_addr));