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 * 4. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 static char sccsid[] = "@(#)inet.c 8.5 (Berkeley) 5/24/95";
36 #include <sys/cdefs.h>
37 __FBSDID("$FreeBSD$");
39 #include <sys/param.h>
40 #include <sys/queue.h>
41 #include <sys/domain.h>
42 #include <sys/protosw.h>
43 #include <sys/socket.h>
44 #include <sys/socketvar.h>
45 #include <sys/sysctl.h>
47 #include <net/route.h>
48 #include <net/if_arp.h>
49 #include <netinet/in.h>
50 #include <netinet/in_systm.h>
51 #include <netinet/ip.h>
52 #include <netinet/ip_carp.h>
54 #include <netinet/ip6.h>
56 #include <netinet/in_pcb.h>
57 #include <netinet/ip_icmp.h>
58 #include <netinet/icmp_var.h>
59 #include <netinet/igmp_var.h>
60 #include <netinet/ip_var.h>
61 #include <netinet/pim_var.h>
62 #include <netinet/tcp.h>
63 #include <netinet/tcpip.h>
64 #include <netinet/tcp_seq.h>
66 #include <netinet/tcp_fsm.h>
67 #include <netinet/tcp_timer.h>
68 #include <netinet/tcp_var.h>
69 #include <netinet/udp.h>
70 #include <netinet/udp_var.h>
72 #include <arpa/inet.h>
88 static void inetprint(const char *, struct in_addr *, int, const char *, int,
92 static int udp_done, tcp_done, sdp_done;
96 pcblist_sysctl(int proto, const char *name, char **bufp, int istcp __unused)
104 mibvar = "net.inet.tcp.pcblist";
107 mibvar = "net.inet.udp.pcblist";
110 mibvar = "net.inet.divert.pcblist";
113 mibvar = "net.inet.raw.pcblist";
116 if (strncmp(name, "sdp", 3) == 0)
117 mibvar = "net.inet.sdp.pcblist";
119 if (sysctlbyname(mibvar, 0, &len, 0, 0) < 0) {
121 xo_warn("sysctl: %s", mibvar);
124 if ((buf = malloc(len)) == NULL) {
125 xo_warnx("malloc %lu bytes", (u_long)len);
128 if (sysctlbyname(mibvar, buf, &len, 0, 0) < 0) {
129 xo_warn("sysctl: %s", mibvar);
138 * Copied directly from uipc_socket2.c. We leave out some fields that are in
139 * nested structures that aren't used to avoid extra work.
142 sbtoxsockbuf(struct sockbuf *sb, struct xsockbuf *xsb)
144 xsb->sb_cc = sb->sb_ccc;
145 xsb->sb_hiwat = sb->sb_hiwat;
146 xsb->sb_mbcnt = sb->sb_mbcnt;
147 xsb->sb_mcnt = sb->sb_mcnt;
148 xsb->sb_ccnt = sb->sb_ccnt;
149 xsb->sb_mbmax = sb->sb_mbmax;
150 xsb->sb_lowat = sb->sb_lowat;
151 xsb->sb_flags = sb->sb_flags;
152 xsb->sb_timeo = sb->sb_timeo;
156 sotoxsocket(struct socket *so, struct xsocket *xso)
158 struct protosw proto;
159 struct domain domain;
161 bzero(xso, sizeof *xso);
162 xso->xso_len = sizeof *xso;
164 xso->so_type = so->so_type;
165 xso->so_options = so->so_options;
166 xso->so_linger = so->so_linger;
167 xso->so_state = so->so_state;
168 xso->so_pcb = so->so_pcb;
169 if (kread((uintptr_t)so->so_proto, &proto, sizeof(proto)) != 0)
171 xso->xso_protocol = proto.pr_protocol;
172 if (kread((uintptr_t)proto.pr_domain, &domain, sizeof(domain)) != 0)
174 xso->xso_family = domain.dom_family;
175 xso->so_qlen = so->so_qlen;
176 xso->so_incqlen = so->so_incqlen;
177 xso->so_qlimit = so->so_qlimit;
178 xso->so_timeo = so->so_timeo;
179 xso->so_error = so->so_error;
180 xso->so_oobmark = so->so_oobmark;
181 sbtoxsockbuf(&so->so_snd, &xso->so_snd);
182 sbtoxsockbuf(&so->so_rcv, &xso->so_rcv);
187 pcblist_kvm(u_long off, char **bufp, int istcp)
189 struct inpcbinfo pcbinfo;
190 struct inpcbhead listhead;
202 kread(off, &pcbinfo, sizeof(pcbinfo));
204 len = 2 * sizeof(xig) +
205 (pcbinfo.ipi_count + pcbinfo.ipi_count / 8) *
206 sizeof(struct xtcpcb);
208 len = 2 * sizeof(xig) +
209 (pcbinfo.ipi_count + pcbinfo.ipi_count / 8) *
210 sizeof(struct xinpcb);
211 if ((buf = malloc(len)) == NULL) {
212 xo_warnx("malloc %lu bytes", (u_long)len);
217 #define COPYOUT(obj, size) do { \
218 if (len < (size)) { \
219 xo_warnx("buffer size exceeded"); \
222 bcopy((obj), p, (size)); \
227 #define KREAD(off, buf, len) do { \
228 if (kread((uintptr_t)(off), (buf), (len)) != 0) \
232 /* Write out header. */
233 xig.xig_len = sizeof xig;
234 xig.xig_count = pcbinfo.ipi_count;
235 xig.xig_gen = pcbinfo.ipi_gencnt;
237 COPYOUT(&xig, sizeof xig);
239 /* Walk the PCB list. */
240 xt.xt_len = sizeof xt;
241 xi.xi_len = sizeof xi;
246 KREAD(pcbinfo.ipi_listhead, &listhead, sizeof(listhead));
247 LIST_FOREACH(inp, &listhead, inp_list) {
249 KREAD(inp, &xt.xt_inp, sizeof(*inp));
252 KREAD(inp, &xi.xi_inp, sizeof(*inp));
256 if (inp->inp_gencnt > pcbinfo.ipi_gencnt)
260 if (inp->inp_ppcb == NULL)
261 bzero(&xt.xt_tp, sizeof xt.xt_tp);
262 else if (inp->inp_flags & INP_TIMEWAIT) {
263 bzero(&xt.xt_tp, sizeof xt.xt_tp);
264 xt.xt_tp.t_state = TCPS_TIME_WAIT;
266 KREAD(inp->inp_ppcb, &xt.xt_tp,
269 if (inp->inp_socket) {
270 KREAD(inp->inp_socket, &so, sizeof(so));
271 if (sotoxsocket(&so, xso) != 0)
274 bzero(xso, sizeof(*xso));
276 xso->xso_protocol = IPPROTO_TCP;
279 COPYOUT(&xt, sizeof xt);
281 COPYOUT(&xi, sizeof xi);
284 /* Reread the pcbinfo and write out the footer. */
285 kread(off, &pcbinfo, sizeof(pcbinfo));
286 xig.xig_count = pcbinfo.ipi_count;
287 xig.xig_gen = pcbinfo.ipi_gencnt;
288 COPYOUT(&xig, sizeof xig);
301 * Print a summary of connections related to an Internet
302 * protocol. For TCP, also give state of connection.
303 * Listening processes (aflag) are suppressed unless the
304 * -a (all) flag is specified.
307 protopr(u_long off, const char *name, int af1, int proto)
310 static int first = 1;
313 struct tcpcb *tp = NULL;
315 struct xinpgen *xig, *oxig;
317 struct xtcp_timer *timer;
323 if (strncmp(name, "sdp", 3) != 0) {
347 if (!pcblist_sysctl(proto, name, &buf, istcp))
350 if (!pcblist_kvm(off, &buf, istcp))
354 oxig = xig = (struct xinpgen *)buf;
355 for (xig = (struct xinpgen *)((char *)xig + xig->xig_len);
356 xig->xig_len > sizeof(struct xinpgen);
357 xig = (struct xinpgen *)((char *)xig + xig->xig_len)) {
359 timer = &((struct xtcpcb *)xig)->xt_timer;
360 tp = &((struct xtcpcb *)xig)->xt_tp;
361 inp = &((struct xtcpcb *)xig)->xt_inp;
362 so = &((struct xtcpcb *)xig)->xt_socket;
364 inp = &((struct xinpcb *)xig)->xi_inp;
365 so = &((struct xinpcb *)xig)->xi_socket;
369 /* Ignore sockets for protocols other than the desired one. */
370 if (so->xso_protocol != proto)
373 /* Ignore PCBs which were freed during copyout. */
374 if (inp->inp_gencnt > oxig->xig_gen)
377 if ((af1 == AF_INET && (inp->inp_vflag & INP_IPV4) == 0)
379 || (af1 == AF_INET6 && (inp->inp_vflag & INP_IPV6) == 0)
381 || (af1 == AF_UNSPEC && ((inp->inp_vflag & INP_IPV4) == 0
383 && (inp->inp_vflag & INP_IPV6) == 0
390 (istcp && tp->t_state == TCPS_LISTEN)
391 || (af1 == AF_INET &&
392 inet_lnaof(inp->inp_laddr) == INADDR_ANY)
394 || (af1 == AF_INET6 &&
395 IN6_IS_ADDR_UNSPECIFIED(&inp->in6p_laddr))
397 || (af1 == AF_UNSPEC &&
398 (((inp->inp_vflag & INP_IPV4) != 0 &&
399 inet_lnaof(inp->inp_laddr) == INADDR_ANY)
401 || ((inp->inp_vflag & INP_IPV6) != 0 &&
402 IN6_IS_ADDR_UNSPECIFIED(&inp->in6p_laddr))
410 xo_emit("Active Internet connections");
412 xo_emit(" (including servers)");
415 "Current listen queue sizes (qlen/incqlen/maxqlen)");
418 xo_emit("{T:/%-*s} ", 2 * (int)sizeof(void *),
421 xo_emit((Aflag && !Wflag) ?
422 "{T:/%-5.5s} {T:/%-32.32s} {T:/%-18.18s}" :
423 ((!Wflag || af1 == AF_INET) ?
424 "{T:/%-5.5s} {T:/%-32.32s} {T:/%-22.22s}" :
425 "{T:/%-5.5s} {T:/%-32.32s} {T:/%-45.45s}"),
426 "Proto", "Listen", "Local Address");
428 xo_emit((Aflag && !Wflag) ?
429 "{T:/%-5.5s} {T:/%-6.6s} {T:/%-6.6s} {T:/%-6.6s} {T:/%-18.18s} {T:/%s}" :
430 ((!Wflag || af1 == AF_INET) ?
431 "{T:/%-5.5s} {T:/%-6.6s} {T:/%-6.6s} {T:/%-6.6s} {T:/%-22.22s} {T:/%s}" :
432 "{T:/%-5.5s} {T:/%-6.6s} {T:/%-6.6s} {T:/%-6.6s} {T:/%-45.45s} {T:/%s}"),
433 "Proto", "Rexmit", "OOORcv", "0-win",
434 "Local Address", "Foreign Address");
436 xo_emit((Aflag && !Wflag) ?
437 "{T:/%-5.5s} {T:/%-6.6s} {T:/%-6.6s} {T:/%-18.18s} {T:/%-18.18s}" :
438 ((!Wflag || af1 == AF_INET) ?
439 "{T:/%-5.5s} {T:/%-6.6s} {T:/%-6.6s} {T:/%-22.22s} {T:/%-22.22s}" :
440 "{T:/%-5.5s} {T:/%-6.6s} {T:/%-6.6s} {T:/%-45.45s} {T:/%-45.45s}"),
441 "Proto", "Recv-Q", "Send-Q",
442 "Local Address", "Foreign Address");
443 if (!xflag && !Rflag)
447 xo_emit(" {T:/%-6.6s} {T:/%-6.6s} {T:/%-6.6s} "
448 "{T:/%-6.6s} {T:/%-6.6s} {T:/%-6.6s} "
449 "{T:/%-6.6s} {T:/%-6.6s} {T:/%-6.6s} "
450 "{T:/%-6.6s} {T:/%-6.6s} {T:/%-6.6s}",
451 "R-MBUF", "S-MBUF", "R-CLUS", "S-CLUS",
452 "R-HIWA", "S-HIWA", "R-LOWA", "S-LOWA",
453 "R-BCNT", "S-BCNT", "R-BMAX", "S-BMAX");
454 xo_emit(" {T:/%7.7s} {T:/%7.7s} {T:/%7.7s} "
455 "{T:/%7.7s} {T:/%7.7s} {T:/%7.7s}",
456 "rexmt", "persist", "keep", "2msl",
457 "delack", "rcvtime");
459 xo_emit(" {T:/%8.8s} {T:/%5.5s}",
465 if (Lflag && so->so_qlimit == 0)
467 xo_open_instance("socket");
470 xo_emit("{q:address/%*lx} ",
471 2 * (int)sizeof(void *),
472 (u_long)inp->inp_ppcb);
474 xo_emit("{q:adddress/%*lx} ",
475 2 * (int)sizeof(void *),
479 if ((inp->inp_vflag & INP_IPV6) != 0)
480 vchar = ((inp->inp_vflag & INP_IPV4) != 0) ?
484 vchar = ((inp->inp_vflag & INP_IPV4) != 0) ?
486 if (istcp && (tp->t_flags & TF_TOE) != 0)
487 xo_emit("{:protocol/%-3.3s%-2.2s/%s%s} ", "toe", vchar);
489 xo_emit("{:protocol/%-3.3s%-2.2s/%s%s} ", name, vchar);
493 snprintf(buf1, sizeof buf1, "%u/%u/%u", so->so_qlen,
494 so->so_incqlen, so->so_qlimit);
495 xo_emit("{:listen-queue-sizes/%-32.32s} ", buf1);
498 xo_emit("{:sent-retransmit-packets/%6u} "
499 "{:received-out-of-order-packets/%6u} "
500 "{:sent-zero-window/%6u} ",
501 tp->t_sndrexmitpack, tp->t_rcvoopack,
504 xo_emit("{P:/%21s}", "");
506 xo_emit("{:receive-bytes-waiting/%6u} "
507 "{:send-bytes-waiting/%6u} ",
508 so->so_rcv.sb_cc, so->so_snd.sb_cc);
512 if (inp->inp_vflag & INP_IPV4) {
513 inetprint("local", &inp->inp_laddr,
514 (int)inp->inp_lport, name, 1, af1);
516 inetprint("remote", &inp->inp_faddr,
517 (int)inp->inp_fport, name, 1, af1);
520 #if defined(INET) && defined(INET6)
524 if (inp->inp_vflag & INP_IPV6) {
525 inet6print("local", &inp->in6p_laddr,
526 (int)inp->inp_lport, name, 1);
528 inet6print("remote", &inp->in6p_faddr,
529 (int)inp->inp_fport, name, 1);
530 } /* else nothing printed now */
532 } else if (inp->inp_flags & INP_ANONPORT) {
534 if (inp->inp_vflag & INP_IPV4) {
535 inetprint("local", &inp->inp_laddr,
536 (int)inp->inp_lport, name, 1, af1);
538 inetprint("remote", &inp->inp_faddr,
539 (int)inp->inp_fport, name, 0, af1);
542 #if defined(INET) && defined(INET6)
546 if (inp->inp_vflag & INP_IPV6) {
547 inet6print("local", &inp->in6p_laddr,
548 (int)inp->inp_lport, name, 1);
550 inet6print("remote", &inp->in6p_faddr,
551 (int)inp->inp_fport, name, 0);
552 } /* else nothing printed now */
556 if (inp->inp_vflag & INP_IPV4) {
557 inetprint("local", &inp->inp_laddr,
558 (int)inp->inp_lport, name, 0, af1);
560 inetprint("remote", &inp->inp_faddr,
561 (int)inp->inp_fport, name,
562 inp->inp_lport != inp->inp_fport,
566 #if defined(INET) && defined(INET6)
570 if (inp->inp_vflag & INP_IPV6) {
571 inet6print("local", &inp->in6p_laddr,
572 (int)inp->inp_lport, name, 0);
574 inet6print("remote", &inp->in6p_faddr,
575 (int)inp->inp_fport, name,
576 inp->inp_lport != inp->inp_fport);
577 } /* else nothing printed now */
581 xo_emit("{:receive-mbufs/%6u} {:send-mbufs/%6u} "
582 "{:receive-clusters/%6u} {:send-clusters/%6u} "
583 "{:receive-high-water/%6u} {:send-high-water/%6u} "
584 "{:receive-low-water/%6u} {:send-low-water/%6u} "
585 "{:receive-mbuf-bytes/%6u} {:send-mbuf-bytes/%6u} "
586 "{:receive-mbuf-bytes-max/%6u} "
587 "{:send-mbuf-bytes-max/%6u}",
588 so->so_rcv.sb_mcnt, so->so_snd.sb_mcnt,
589 so->so_rcv.sb_ccnt, so->so_snd.sb_ccnt,
590 so->so_rcv.sb_hiwat, so->so_snd.sb_hiwat,
591 so->so_rcv.sb_lowat, so->so_snd.sb_lowat,
592 so->so_rcv.sb_mbcnt, so->so_snd.sb_mbcnt,
593 so->so_rcv.sb_mbmax, so->so_snd.sb_mbmax);
595 xo_emit(" {:retransmit-timer/%4d.%02d} "
596 "{:persist-timer/%4d.%02d} "
597 "{:keepalive-timer/%4d.%02d} "
598 "{:msl2-timer/%4d.%02d} "
599 "{:delay-ack-timer/%4d.%02d} "
600 "{:inactivity-timer/%4d.%02d}",
601 timer->tt_rexmt / 1000,
602 (timer->tt_rexmt % 1000) / 10,
603 timer->tt_persist / 1000,
604 (timer->tt_persist % 1000) / 10,
605 timer->tt_keep / 1000,
606 (timer->tt_keep % 1000) / 10,
607 timer->tt_2msl / 1000,
608 (timer->tt_2msl % 1000) / 10,
609 timer->tt_delack / 1000,
610 (timer->tt_delack % 1000) / 10,
611 timer->t_rcvtime / 1000,
612 (timer->t_rcvtime % 1000) / 10);
614 if (istcp && !Lflag && !xflag && !Tflag && !Rflag) {
615 if (tp->t_state < 0 || tp->t_state >= TCP_NSTATES)
616 xo_emit("{:tcp-state/%d}", tp->t_state);
618 xo_emit("{:tcp-state/%s}",
619 tcpstates[tp->t_state]);
620 #if defined(TF_NEEDSYN) && defined(TF_NEEDFIN)
621 /* Show T/TCP `hidden state' */
622 if (tp->t_flags & (TF_NEEDSYN|TF_NEEDFIN))
623 xo_emit("{:need-syn-or-fin/*}");
624 #endif /* defined(TF_NEEDSYN) && defined(TF_NEEDFIN) */
628 /* XXX: is this right Alfred */
629 xo_emit(" {:flow-id/%08x} {:flow-type/%5d}",
634 xo_close_instance("socket");
636 if (xig != oxig && xig->xig_gen != oxig->xig_gen) {
637 if (oxig->xig_count > xig->xig_count) {
638 xo_emit("Some {d:lost/%s} sockets may have been "
640 } else if (oxig->xig_count < xig->xig_count) {
641 xo_emit("Some {d:created/%s} sockets may have been "
644 xo_emit("Some {d:changed/%s} sockets may have been "
645 "created or deleted.\n", name);
652 * Dump TCP statistics structure.
655 tcp_stats(u_long off, const char *name, int af1 __unused, int proto __unused)
657 struct tcpstat tcpstat;
658 uint64_t tcps_states[TCP_NSTATES];
667 if (fetch_stats("net.inet.tcp.stats", off, &tcpstat,
668 sizeof(tcpstat), kread_counters) != 0)
671 if (fetch_stats_ro("net.inet.tcp.states", nl[N_TCPS_STATES].n_value,
672 &tcps_states, sizeof(tcps_states), kread_counters) != 0)
675 xo_open_container("tcp");
676 xo_emit("{T:/%s}:\n", name);
678 #define p(f, m) if (tcpstat.f || sflag <= 1) \
679 xo_emit(m, (uintmax_t )tcpstat.f, plural(tcpstat.f))
680 #define p1a(f, m) if (tcpstat.f || sflag <= 1) \
681 xo_emit(m, (uintmax_t )tcpstat.f)
682 #define p2(f1, f2, m) if (tcpstat.f1 || tcpstat.f2 || sflag <= 1) \
683 xo_emit(m, (uintmax_t )tcpstat.f1, plural(tcpstat.f1), \
684 (uintmax_t )tcpstat.f2, plural(tcpstat.f2))
685 #define p2a(f1, f2, m) if (tcpstat.f1 || tcpstat.f2 || sflag <= 1) \
686 xo_emit(m, (uintmax_t )tcpstat.f1, plural(tcpstat.f1), \
687 (uintmax_t )tcpstat.f2)
688 #define p3(f, m) if (tcpstat.f || sflag <= 1) \
689 xo_emit(m, (uintmax_t )tcpstat.f, pluralies(tcpstat.f))
691 p(tcps_sndtotal, "\t{:sent-packets/%ju} {N:/packet%s sent}\n");
692 p2(tcps_sndpack,tcps_sndbyte, "\t\t{:sent-data-packets/%ju} "
693 "{N:/data packet%s} ({:sent-data-bytes/%ju} {N:/byte%s})\n");
694 p2(tcps_sndrexmitpack, tcps_sndrexmitbyte, "\t\t"
695 "{:sent-retransmitted-packets/%ju} {N:/data packet%s} "
696 "({:sent-retransmitted-bytes/%ju} {N:/byte%s}) "
697 "{N:retransmitted}\n");
698 p(tcps_sndrexmitbad, "\t\t"
699 "{:sent-unnecessary-retransmitted-packets/%ju} "
700 "{N:/data packet%s unnecessarily retransmitted}\n");
701 p(tcps_mturesent, "\t\t{:sent-resends-by-mtu-discovery/%ju} "
702 "{N:/resend%s initiated by MTU discovery}\n");
703 p2a(tcps_sndacks, tcps_delack, "\t\t{:sent-ack-only-packets/%ju} "
704 "{N:/ack-only packet%s/} ({:sent-packets-delayed/%ju} "
706 p(tcps_sndurg, "\t\t{:sent-urg-only-packets/%ju} "
707 "{N:/URG only packet%s}\n");
708 p(tcps_sndprobe, "\t\t{:sent-window-probe-packets/%ju} "
709 "{N:/window probe packet%s}\n");
710 p(tcps_sndwinup, "\t\t{:sent-window-update-packets/%ju} "
711 "{N:/window update packet%s}\n");
712 p(tcps_sndctrl, "\t\t{:sent-control-packets/%ju} "
713 "{N:/control packet%s}\n");
714 p(tcps_rcvtotal, "\t{:received-packets/%ju} "
715 "{N:/packet%s received}\n");
716 p2(tcps_rcvackpack, tcps_rcvackbyte, "\t\t"
717 "{:received-ack-packets/%ju} {N:/ack%s} "
718 "{N:(for} {:received-ack-bytes/%ju} {N:/byte%s})\n");
719 p(tcps_rcvdupack, "\t\t{:received-duplicate-acks/%ju} "
720 "{N:/duplicate ack%s}\n");
721 p(tcps_rcvacktoomuch, "\t\t{:received-acks-for-unsent-data/%ju} "
722 "{N:/ack%s for unsent data}\n");
723 p2(tcps_rcvpack, tcps_rcvbyte, "\t\t"
724 "{:received-in-sequence-packets/%ju} {N:/packet%s} "
725 "({:received-in-sequence-bytes/%ju} {N:/byte%s}) "
726 "{N:received in-sequence}\n");
727 p2(tcps_rcvduppack, tcps_rcvdupbyte, "\t\t"
728 "{:received-completely-duplicate-packets/%ju} "
729 "{N:/completely duplicate packet%s} "
730 "({:received-completely-duplicate-bytes/%ju} {N:/byte%s})\n");
731 p(tcps_pawsdrop, "\t\t{:received-old-duplicate-packets/%ju} "
732 "{N:/old duplicate packet%s}\n");
733 p2(tcps_rcvpartduppack, tcps_rcvpartdupbyte, "\t\t"
734 "{:received-some-duplicate-packets/%ju} "
735 "{N:/packet%s with some dup. data} "
736 "({:received-some-duplicate-bytes/%ju} {N:/byte%s duped/})\n");
737 p2(tcps_rcvoopack, tcps_rcvoobyte, "\t\t{:received-out-of-order/%ju} "
738 "{N:/out-of-order packet%s} "
739 "({:received-out-of-order-bytes/%ju} {N:/byte%s})\n");
740 p2(tcps_rcvpackafterwin, tcps_rcvbyteafterwin, "\t\t"
741 "{:received-after-window-packets/%ju} {N:/packet%s} "
742 "({:received-after-window-bytes/%ju} {N:/byte%s}) "
743 "{N:of data after window}\n");
744 p(tcps_rcvwinprobe, "\t\t{:received-window-probes/%ju} "
745 "{N:/window probe%s}\n");
746 p(tcps_rcvwinupd, "\t\t{:receive-window-update-packets/%ju} "
747 "{N:/window update packet%s}\n");
748 p(tcps_rcvafterclose, "\t\t{:received-after-close-packets/%ju} "
749 "{N:/packet%s received after close}\n");
750 p(tcps_rcvbadsum, "\t\t{:discard-bad-checksum/%ju} "
751 "{N:/discarded for bad checksum%s}\n");
752 p(tcps_rcvbadoff, "\t\t{:discard-bad-header-offset/%ju} "
753 "{N:/discarded for bad header offset field%s}\n");
754 p1a(tcps_rcvshort, "\t\t{:discard-too-short/%ju} "
755 "{N:discarded because packet too short}\n");
756 p1a(tcps_rcvmemdrop, "\t\t{:discard-memory-problems/%ju} "
757 "{N:discarded due to memory problems}\n");
758 p(tcps_connattempt, "\t{:connection-requests/%ju} "
759 "{N:/connection request%s}\n");
760 p(tcps_accepts, "\t{:connections-accepts/%ju} "
761 "{N:/connection accept%s}\n");
762 p(tcps_badsyn, "\t{:bad-connection-attempts/%ju} "
763 "{N:/bad connection attempt%s}\n");
764 p(tcps_listendrop, "\t{:listen-queue-overflows/%ju} "
765 "{N:/listen queue overflow%s}\n");
766 p(tcps_badrst, "\t{:ignored-in-window-resets/%ju} "
767 "{N:/ignored RSTs in the window%s}\n");
768 p(tcps_connects, "\t{:connections-established/%ju} "
769 "{N:/connection%s established (including accepts)}\n");
770 p(tcps_usedrtt, "\t\t{:connections-hostcache-rtt/%ju} "
771 "{N:/time%s used RTT from hostcache}\n");
772 p(tcps_usedrttvar, "\t\t{:connections-hostcache-rttvar/%ju} "
773 "{N:/time%s used RTT variance from hostcache}\n");
774 p(tcps_usedssthresh, "\t\t{:connections-hostcache-ssthresh/%ju} "
775 "{N:/time%s used slow-start threshold from hostcache}\n");
776 p2(tcps_closed, tcps_drops, "\t{:connections-closed/%ju} "
777 "{N:/connection%s closed (including} "
778 "{:connection-drops/%ju} {N:/drop%s})\n");
779 p(tcps_cachedrtt, "\t\t{:connections-updated-rtt-on-close/%ju} "
780 "{N:/connection%s updated cached RTT on close}\n");
781 p(tcps_cachedrttvar, "\t\t"
782 "{:connections-updated-variance-on-close/%ju} "
783 "{N:/connection%s updated cached RTT variance on close}\n");
784 p(tcps_cachedssthresh, "\t\t"
785 "{:connections-updated-ssthresh-on-close/%ju} "
786 "{N:/connection%s updated cached ssthresh on close}\n");
787 p(tcps_conndrops, "\t{:embryonic-connections-dropped/%ju} "
788 "{N:/embryonic connection%s dropped}\n");
789 p2(tcps_rttupdated, tcps_segstimed, "\t{:segments-updated-rtt/%ju} "
790 "{N:/segment%s updated rtt (of} "
791 "{:segment-update-attempts/%ju} {N:/attempt%s})\n");
792 p(tcps_rexmttimeo, "\t{:retransmit-timeouts/%ju} "
793 "{N:/retransmit timeout%s}\n");
794 p(tcps_timeoutdrop, "\t\t"
795 "{:connections-dropped-by-retransmit-timeout/%ju} "
796 "{N:/connection%s dropped by rexmit timeout}\n");
797 p(tcps_persisttimeo, "\t{:persist-timeout/%ju} "
798 "{N:/persist timeout%s}\n");
799 p(tcps_persistdrop, "\t\t"
800 "{:connections-dropped-by-persist-timeout/%ju} "
801 "{N:/connection%s dropped by persist timeout}\n");
802 p(tcps_finwait2_drops, "\t"
803 "{:connections-dropped-by-finwait2-timeout/%ju} "
804 "{N:/Connection%s (fin_wait_2) dropped because of timeout}\n");
805 p(tcps_keeptimeo, "\t{:keepalive-timeout/%ju} "
806 "{N:/keepalive timeout%s}\n");
807 p(tcps_keepprobe, "\t\t{:keepalive-probes/%ju} "
808 "{N:/keepalive probe%s sent}\n");
809 p(tcps_keepdrops, "\t\t{:connections-dropped-by-keepalives/%ju} "
810 "{N:/connection%s dropped by keepalive}\n");
811 p(tcps_predack, "\t{:ack-header-predictions/%ju} "
812 "{N:/correct ACK header prediction%s}\n");
813 p(tcps_preddat, "\t{:data-packet-header-predictions/%ju} "
814 "{N:/correct data packet header prediction%s}\n");
816 xo_open_container("syncache");
818 p3(tcps_sc_added, "\t{:entries-added/%ju} "
819 "{N:/syncache entr%s added}\n");
820 p1a(tcps_sc_retransmitted, "\t\t{:retransmitted/%ju} "
821 "{N:/retransmitted}\n");
822 p1a(tcps_sc_dupsyn, "\t\t{:duplicates/%ju} {N:/dupsyn}\n");
823 p1a(tcps_sc_dropped, "\t\t{:dropped/%ju} {N:/dropped}\n");
824 p1a(tcps_sc_completed, "\t\t{:completed/%ju} {N:/completed}\n");
825 p1a(tcps_sc_bucketoverflow, "\t\t{:bucket-overflow/%ju} "
826 "{N:/bucket overflow}\n");
827 p1a(tcps_sc_cacheoverflow, "\t\t{:cache-overflow/%ju} "
828 "{N:/cache overflow}\n");
829 p1a(tcps_sc_reset, "\t\t{:reset/%ju} {N:/reset}\n");
830 p1a(tcps_sc_stale, "\t\t{:stale/%ju} {N:/stale}\n");
831 p1a(tcps_sc_aborted, "\t\t{:aborted/%ju} {N:/aborted}\n");
832 p1a(tcps_sc_badack, "\t\t{:bad-ack/%ju} {N:/badack}\n");
833 p1a(tcps_sc_unreach, "\t\t{:unreachable/%ju} {N:/unreach}\n");
834 p(tcps_sc_zonefail, "\t\t{:zone-failures/%ju} {N:/zone failure%s}\n");
835 p(tcps_sc_sendcookie, "\t{:sent-cookies/%ju} {N:/cookie%s sent}\n");
836 p(tcps_sc_recvcookie, "\t{:receivd-cookies/%ju} "
837 "{N:/cookie%s received}\n");
839 xo_close_container("syncache");
841 xo_open_container("hostcache");
843 p3(tcps_hc_added, "\t{:entries-added/%ju} "
844 "{N:/hostcache entr%s added}\n");
845 p1a(tcps_hc_bucketoverflow, "\t\t{:buffer-overflows/%ju} "
846 "{N:/bucket overflow}\n");
848 xo_close_container("hostcache");
850 xo_open_container("sack");
852 p(tcps_sack_recovery_episode, "\t{:recovery-episodes/%ju} "
853 "{N:/SACK recovery episode%s}\n");
854 p(tcps_sack_rexmits, "\t{:segment-retransmits/%ju} "
855 "{N:/segment rexmit%s in SACK recovery episodes}\n");
856 p(tcps_sack_rexmit_bytes, "\t{:byte-retransmits/%ju} "
857 "{N:/byte rexmit%s in SACK recovery episodes}\n");
858 p(tcps_sack_rcv_blocks, "\t{:received-blocks/%ju} "
859 "{N:/SACK option%s (SACK blocks) received}\n");
860 p(tcps_sack_send_blocks, "\t{:sent-option-blocks/%ju} "
861 "{N:/SACK option%s (SACK blocks) sent}\n");
862 p1a(tcps_sack_sboverflow, "\t{:scoreboard-overflows/%ju} "
863 "{N:/SACK scoreboard overflow}\n");
865 xo_close_container("sack");
866 xo_open_container("ecn");
868 p(tcps_ecn_ce, "\t{:ce-packets/%ju} "
869 "{N:/packet%s with ECN CE bit set}\n");
870 p(tcps_ecn_ect0, "\t{:ect0-packets/%ju} "
871 "{N:/packet%s with ECN ECT(0) bit set}\n");
872 p(tcps_ecn_ect1, "\t{:ect1-packets/%ju} "
873 "{N:/packet%s with ECN ECT(1) bit set}\n");
874 p(tcps_ecn_shs, "\t{:handshakes/%ju} "
875 "{N:/successful ECN handshake%s}\n");
876 p(tcps_ecn_rcwnd, "\t{:congestion-reductions/%ju} "
877 "{N:/time%s ECN reduced the congestion window}\n");
879 xo_close_container("ecn");
880 xo_open_container("tcp-signature");
881 p(tcps_sig_rcvgoodsig, "\t{:received-good-signature/%ju} "
882 "{N:/packet%s with matching signature received}\n");
883 p(tcps_sig_rcvbadsig, "\t{:received-bad-signature/%ju} "
884 "{N:/packet%s with bad signature received}\n");
885 p(tcps_sig_err_buildsig, "\t{:failed-make-signature/%ju} "
886 "{N:/time%s failed to make signature due to no SA}\n");
887 p(tcps_sig_err_sigopt, "\t{:no-signature-expected/%ju} "
888 "{N:/time%s unexpected signature received}\n");
889 p(tcps_sig_err_nosigopt, "\t{:no-signature-provided/%ju} "
890 "{N:/time%s no signature provided by segment}\n");
896 xo_close_container("tcp-signature");
898 xo_open_container("TCP connection count by state");
899 xo_emit("{T:/TCP connection count by state}:\n");
900 for (int i = 0; i < TCP_NSTATES; i++) {
902 * XXXGL: is there a way in libxo to use %s
903 * in the "content string" of a format
904 * string? I failed to do that, that's why
905 * a temporary buffer is used to construct
906 * format string for xo_emit().
910 if (sflag > 1 && tcps_states[i] == 0)
912 snprintf(fmtbuf, sizeof(fmtbuf), "\t{:%s/%%ju} "
913 "{Np:/connection ,connections} in %s state\n",
914 tcpstates[i], tcpstates[i]);
915 xo_emit(fmtbuf, (uintmax_t )tcps_states[i]);
917 xo_close_container("TCP connection count by state");
919 xo_close_container("tcp");
923 * Dump UDP statistics structure.
926 udp_stats(u_long off, const char *name, int af1 __unused, int proto __unused)
928 struct udpstat udpstat;
938 if (fetch_stats("net.inet.udp.stats", off, &udpstat,
939 sizeof(udpstat), kread_counters) != 0)
942 xo_open_container("udp");
943 xo_emit("{T:/%s}:\n", name);
945 #define p(f, m) if (udpstat.f || sflag <= 1) \
946 xo_emit("\t" m, (uintmax_t)udpstat.f, plural(udpstat.f))
947 #define p1a(f, m) if (udpstat.f || sflag <= 1) \
948 xo_emit("\t" m, (uintmax_t)udpstat.f)
950 p(udps_ipackets, "{:received-datagrams/%ju} "
951 "{N:/datagram%s received}\n");
952 p1a(udps_hdrops, "{:dropped-incomplete-headers/%ju} "
953 "{N:/with incomplete header}\n");
954 p1a(udps_badlen, "{:dropped-bad-data-length/%ju} "
955 "{N:/with bad data length field}\n");
956 p1a(udps_badsum, "{:dropped-bad-checksum/%ju} "
957 "{N:/with bad checksum}\n");
958 p1a(udps_nosum, "{:dropped-no-checksum/%ju} "
959 "{N:/with no checksum}\n");
960 p1a(udps_noport, "{:dropped-no-socket/%ju} "
961 "{N:/dropped due to no socket}\n");
962 p(udps_noportbcast, "{:dropped-broadcast-multicast/%ju} "
963 "{N:/broadcast\\/multicast datagram%s undelivered}\n");
964 p1a(udps_fullsock, "{:dropped-full-socket-buffer/%ju} "
965 "{N:/dropped due to full socket buffers}\n");
966 p1a(udpps_pcbhashmiss, "{:not-for-hashed-pcb/%ju} "
967 "{N:/not for hashed pcb}\n");
968 delivered = udpstat.udps_ipackets -
969 udpstat.udps_hdrops -
970 udpstat.udps_badlen -
971 udpstat.udps_badsum -
972 udpstat.udps_noport -
973 udpstat.udps_noportbcast -
974 udpstat.udps_fullsock;
975 if (delivered || sflag <= 1)
976 xo_emit("\t{:delivered-packets/%ju} {N:/delivered}\n",
977 (uint64_t)delivered);
978 p(udps_opackets, "{:output-packets/%ju} {N:/datagram%s output}\n");
979 /* the next statistic is cumulative in udps_noportbcast */
980 p(udps_filtermcast, "{:multicast-source-filter-matches/%ju} "
981 "{N:/time%s multicast source filter matched}\n");
984 xo_close_container("udp");
988 * Dump CARP statistics structure.
991 carp_stats(u_long off, const char *name, int af1 __unused, int proto __unused)
993 struct carpstats carpstat;
995 if (fetch_stats("net.inet.carp.stats", off, &carpstat,
996 sizeof(carpstat), kread_counters) != 0)
999 xo_open_container(name);
1000 xo_emit("{T:/%s}:\n", name);
1002 #define p(f, m) if (carpstat.f || sflag <= 1) \
1003 xo_emit(m, (uintmax_t)carpstat.f, plural(carpstat.f))
1004 #define p2(f, m) if (carpstat.f || sflag <= 1) \
1005 xo_emit(m, (uintmax_t)carpstat.f)
1007 p(carps_ipackets, "\t{:received-inet-packets/%ju} "
1008 "{N:/packet%s received (IPv4)}\n");
1009 p(carps_ipackets6, "\t{:received-inet6-packets/%ju} "
1010 "{N:/packet%s received (IPv6)}\n");
1011 p(carps_badttl, "\t\t{:dropped-wrong-ttl/%ju} "
1012 "{N:/packet%s discarded for wrong TTL}\n");
1013 p(carps_hdrops, "\t\t{:dropped-short-header/%ju} "
1014 "{N:/packet%s shorter than header}\n");
1015 p(carps_badsum, "\t\t{:dropped-bad-checksum/%ju} "
1016 "{N:/discarded for bad checksum%s}\n");
1017 p(carps_badver, "\t\t{:dropped-bad-version/%ju} "
1018 "{N:/discarded packet%s with a bad version}\n");
1019 p2(carps_badlen, "\t\t{:dropped-short-packet/%ju} "
1020 "{N:/discarded because packet too short}\n");
1021 p2(carps_badauth, "\t\t{:dropped-bad-authentication/%ju} "
1022 "{N:/discarded for bad authentication}\n");
1023 p2(carps_badvhid, "\t\t{:dropped-bad-vhid/%ju} "
1024 "{N:/discarded for bad vhid}\n");
1025 p2(carps_badaddrs, "\t\t{:dropped-bad-address-list/%ju} "
1026 "{N:/discarded because of a bad address list}\n");
1027 p(carps_opackets, "\t{:sent-inet-packets/%ju} "
1028 "{N:/packet%s sent (IPv4)}\n");
1029 p(carps_opackets6, "\t{:sent-inet6-packets/%ju} "
1030 "{N:/packet%s sent (IPv6)}\n");
1031 p2(carps_onomem, "\t\t{:send-failed-memory-error/%ju} "
1032 "{N:/send failed due to mbuf memory error}\n");
1034 p(carps_ostates, "\t\t{:send-state-updates/%s} "
1035 "{N:/state update%s sent}\n");
1039 xo_close_container(name);
1043 * Dump IP statistics structure.
1046 ip_stats(u_long off, const char *name, int af1 __unused, int proto __unused)
1048 struct ipstat ipstat;
1050 if (fetch_stats("net.inet.ip.stats", off, &ipstat,
1051 sizeof(ipstat), kread_counters) != 0)
1054 xo_open_container(name);
1055 xo_emit("{T:/%s}:\n", name);
1057 #define p(f, m) if (ipstat.f || sflag <= 1) \
1058 xo_emit(m, (uintmax_t )ipstat.f, plural(ipstat.f))
1059 #define p1a(f, m) if (ipstat.f || sflag <= 1) \
1060 xo_emit(m, (uintmax_t )ipstat.f)
1062 p(ips_total, "\t{:received-packets/%ju} "
1063 "{N:/total packet%s received}\n");
1064 p(ips_badsum, "\t{:dropped-bad-checksum/%ju} "
1065 "{N:/bad header checksum%s}\n");
1066 p1a(ips_toosmall, "\t{:dropped-below-minimum-size/%ju} "
1067 "{N:/with size smaller than minimum}\n");
1068 p1a(ips_tooshort, "\t{:dropped-short-packets/%ju} "
1069 "{N:/with data size < data length}\n");
1070 p1a(ips_toolong, "\t{:dropped-too-long/%ju} "
1071 "{N:/with ip length > max ip packet size}\n");
1072 p1a(ips_badhlen, "\t{:dropped-short-header-length/%ju} "
1073 "{N:/with header length < data size}\n");
1074 p1a(ips_badlen, "\t{:dropped-short-data/%ju} "
1075 "{N:/with data length < header length}\n");
1076 p1a(ips_badoptions, "\t{:dropped-bad-options/%ju} "
1077 "{N:/with bad options}\n");
1078 p1a(ips_badvers, "\t{:dropped-bad-version/%ju} "
1079 "{N:/with incorrect version number}\n");
1080 p(ips_fragments, "\t{:received-fragments/%ju} "
1081 "{N:/fragment%s received}\n");
1082 p(ips_fragdropped, "\t{:dropped-fragments/%ju} "
1083 "{N:/fragment%s dropped (dup or out of space)}\n");
1084 p(ips_fragtimeout, "\t{:dropped-fragments-after-timeout/%ju} "
1085 "{N:/fragment%s dropped after timeout}\n");
1086 p(ips_reassembled, "\t{:reassembled-packets/%ju} "
1087 "{N:/packet%s reassembled ok}\n");
1088 p(ips_delivered, "\t{:received-local-packets/%ju} "
1089 "{N:/packet%s for this host}\n");
1090 p(ips_noproto, "\t{:dropped-unknown-protocol/%ju} "
1091 "{N:/packet%s for unknown\\/unsupported protocol}\n");
1092 p(ips_forward, "\t{:forwarded-packets/%ju} "
1093 "{N:/packet%s forwarded}");
1094 p(ips_fastforward, " ({:fast-forwarded-packets/%ju} "
1095 "{N:/packet%s fast forwarded})");
1096 if (ipstat.ips_forward || sflag <= 1)
1098 p(ips_cantforward, "\t{:packets-cannot-forward/%ju} "
1099 "{N:/packet%s not forwardable}\n");
1100 p(ips_notmember, "\t{:received-unknown-multicast-group/%ju} "
1101 "{N:/packet%s received for unknown multicast group}\n");
1102 p(ips_redirectsent, "\t{:redirects-sent/%ju} "
1103 "{N:/redirect%s sent}\n");
1104 p(ips_localout, "\t{:sent-packets/%ju} "
1105 "{N:/packet%s sent from this host}\n");
1106 p(ips_rawout, "\t{:send-packets-fabricated-header/%ju} "
1107 "{N:/packet%s sent with fabricated ip header}\n");
1108 p(ips_odropped, "\t{:discard-no-mbufs/%ju} "
1109 "{N:/output packet%s dropped due to no bufs, etc.}\n");
1110 p(ips_noroute, "\t{:discard-no-route/%ju} "
1111 "{N:/output packet%s discarded due to no route}\n");
1112 p(ips_fragmented, "\t{:sent-fragments/%ju} "
1113 "{N:/output datagram%s fragmented}\n");
1114 p(ips_ofragments, "\t{:fragments-created/%ju} "
1115 "{N:/fragment%s created}\n");
1116 p(ips_cantfrag, "\t{:discard-cannot-fragment/%ju} "
1117 "{N:/datagram%s that can't be fragmented}\n");
1118 p(ips_nogif, "\t{:discard-tunnel-no-gif/%ju} "
1119 "{N:/tunneling packet%s that can't find gif}\n");
1120 p(ips_badaddr, "\t{:discard-bad-address/%ju} "
1121 "{N:/datagram%s with bad address in header}\n");
1124 xo_close_container(name);
1128 * Dump ARP statistics structure.
1131 arp_stats(u_long off, const char *name, int af1 __unused, int proto __unused)
1133 struct arpstat arpstat;
1135 if (fetch_stats("net.link.ether.arp.stats", off, &arpstat,
1136 sizeof(arpstat), kread_counters) != 0)
1139 xo_open_container(name);
1140 xo_emit("{T:/%s}:\n", name);
1142 #define p(f, m) if (arpstat.f || sflag <= 1) \
1143 xo_emit("\t" m, (uintmax_t)arpstat.f, plural(arpstat.f))
1144 #define p2(f, m) if (arpstat.f || sflag <= 1) \
1145 xo_emit("\t" m, (uintmax_t)arpstat.f, pluralies(arpstat.f))
1147 p(txrequests, "{:sent-requests/%ju} {N:/ARP request%s sent}\n");
1148 p2(txreplies, "{:sent-replies/%ju} {N:/ARP repl%s sent}\n");
1149 p(rxrequests, "{:received-requests/%ju} "
1150 "{N:/ARP request%s received}\n");
1151 p2(rxreplies, "{:received-replies/%ju} "
1152 "{N:/ARP repl%s received}\n");
1153 p(received, "{:received-packers/%ju} "
1154 "{N:/ARP packet%s received}\n");
1155 p(dropped, "{:dropped-no-entry/%ju} "
1156 "{N:/total packet%s dropped due to no ARP entry}\n");
1157 p(timeouts, "{:entries-timeout/%ju} "
1158 "{N:/ARP entry%s timed out}\n");
1159 p(dupips, "{:dropped-duplicate-address/%ju} "
1160 "{N:/Duplicate IP%s seen}\n");
1163 xo_close_container(name);
1168 static const char *icmpnames[ICMP_MAXTYPE + 1] = {
1169 "echo reply", /* RFC 792 */
1172 "destination unreachable", /* RFC 792 */
1173 "source quench", /* RFC 792 */
1174 "routing redirect", /* RFC 792 */
1177 "echo", /* RFC 792 */
1178 "router advertisement", /* RFC 1256 */
1179 "router solicitation", /* RFC 1256 */
1180 "time exceeded", /* RFC 792 */
1181 "parameter problem", /* RFC 792 */
1182 "time stamp", /* RFC 792 */
1183 "time stamp reply", /* RFC 792 */
1184 "information request", /* RFC 792 */
1185 "information request reply", /* RFC 792 */
1186 "address mask request", /* RFC 950 */
1187 "address mask reply", /* RFC 950 */
1199 "icmp traceroute", /* RFC 1393 */
1200 "datagram conversion error", /* RFC 1475 */
1201 "mobile host redirect",
1202 "IPv6 where-are-you",
1204 "mobile registration req",
1205 "mobile registration reply",
1206 "domain name request", /* RFC 1788 */
1207 "domain name reply", /* RFC 1788 */
1209 "icmp photuris", /* RFC 2521 */
1213 * Dump ICMP statistics.
1216 icmp_stats(u_long off, const char *name, int af1 __unused, int proto __unused)
1218 struct icmpstat icmpstat;
1222 if (fetch_stats("net.inet.icmp.stats", off, &icmpstat,
1223 sizeof(icmpstat), kread_counters) != 0)
1226 xo_open_container(name);
1227 xo_emit("{T:/%s}:\n", name);
1229 #define p(f, m) if (icmpstat.f || sflag <= 1) \
1230 xo_emit(m, icmpstat.f, plural(icmpstat.f))
1231 #define p1a(f, m) if (icmpstat.f || sflag <= 1) \
1232 xo_emit(m, icmpstat.f)
1233 #define p2(f, m) if (icmpstat.f || sflag <= 1) \
1234 xo_emit(m, icmpstat.f, plurales(icmpstat.f))
1236 p(icps_error, "\t{:icmp-calls/%lu} "
1237 "{N:/call%s to icmp_error}\n");
1238 p(icps_oldicmp, "\t{:errors-not-from-message/%lu} "
1239 "{N:/error%s not generated in response to an icmp message}\n");
1241 for (first = 1, i = 0; i < ICMP_MAXTYPE + 1; i++) {
1242 if (icmpstat.icps_outhist[i] != 0) {
1244 xo_open_list("output-histogram");
1245 xo_emit("\tOutput histogram:\n");
1248 xo_open_instance("output-histogram");
1249 if (icmpnames[i] != NULL)
1250 xo_emit("\t\t{k:name/%s}: {:count/%lu}\n",
1251 icmpnames[i], icmpstat.icps_outhist[i]);
1253 xo_emit("\t\tunknown ICMP #{k:name/%d}: "
1255 i, icmpstat.icps_outhist[i]);
1256 xo_close_instance("output-histogram");
1260 xo_close_list("output-histogram");
1262 p(icps_badcode, "\t{:dropped-bad-code/%lu} "
1263 "{N:/message%s with bad code fields}\n");
1264 p(icps_tooshort, "\t{:dropped-too-short/%lu} "
1265 "{N:/message%s less than the minimum length}\n");
1266 p(icps_checksum, "\t{:dropped-bad-checksum/%lu} "
1267 "{N:/message%s with bad checksum}\n");
1268 p(icps_badlen, "\t{:dropped-bad-length/%lu} "
1269 "{N:/message%s with bad length}\n");
1270 p1a(icps_bmcastecho, "\t{:dropped-multicast-echo/%lu} "
1271 "{N:/multicast echo requests ignored}\n");
1272 p1a(icps_bmcasttstamp, "\t{:dropped-multicast-timestamp/%lu} "
1273 "{N:/multicast timestamp requests ignored}\n");
1275 for (first = 1, i = 0; i < ICMP_MAXTYPE + 1; i++) {
1276 if (icmpstat.icps_inhist[i] != 0) {
1278 xo_open_list("input-histogram");
1279 xo_emit("\tInput histogram:\n");
1282 xo_open_instance("input-histogram");
1283 if (icmpnames[i] != NULL)
1284 xo_emit("\t\t{k:name/%s}: {:count/%lu}\n",
1286 icmpstat.icps_inhist[i]);
1289 "\t\tunknown ICMP #{k:name/%d}: {:count/%lu}\n",
1290 i, icmpstat.icps_inhist[i]);
1291 xo_close_instance("input-histogram");
1295 xo_close_list("input-histogram");
1297 p(icps_reflect, "\t{:sent-packets/%lu} "
1298 "{N:/message response%s generated}\n");
1299 p2(icps_badaddr, "\t{:discard-invalid-return-address/%lu} "
1300 "{N:/invalid return address%s}\n");
1301 p(icps_noroute, "\t{:discard-no-route/%lu} "
1302 "{N:/no return route%s}\n");
1308 if (sysctlbyname("net.inet.icmp.maskrepl", &i, &len, NULL, 0) <
1311 xo_emit("\tICMP address mask responses are "
1312 "{q:icmp-address-responses/%sabled}\n", i ? "en" : "dis");
1315 xo_close_container(name);
1319 * Dump IGMP statistics structure.
1322 igmp_stats(u_long off, const char *name, int af1 __unused, int proto __unused)
1324 struct igmpstat igmpstat;
1326 if (fetch_stats("net.inet.igmp.stats", 0, &igmpstat,
1327 sizeof(igmpstat), kread) != 0)
1330 if (igmpstat.igps_version != IGPS_VERSION_3) {
1331 xo_warnx("%s: version mismatch (%d != %d)", __func__,
1332 igmpstat.igps_version, IGPS_VERSION_3);
1334 if (igmpstat.igps_len != IGPS_VERSION3_LEN) {
1335 xo_warnx("%s: size mismatch (%d != %d)", __func__,
1336 igmpstat.igps_len, IGPS_VERSION3_LEN);
1339 xo_open_container(name);
1340 xo_emit("{T:/%s}:\n", name);
1342 #define p64(f, m) if (igmpstat.f || sflag <= 1) \
1343 xo_emit(m, (uintmax_t) igmpstat.f, plural(igmpstat.f))
1344 #define py64(f, m) if (igmpstat.f || sflag <= 1) \
1345 xo_emit(m, (uintmax_t) igmpstat.f, pluralies(igmpstat.f))
1347 p64(igps_rcv_total, "\t{:received-messages/%ju} "
1348 "{N:/message%s received}\n");
1349 p64(igps_rcv_tooshort, "\t{:dropped-too-short/%ju} "
1350 "{N:/message%s received with too few bytes}\n");
1351 p64(igps_rcv_badttl, "\t{:dropped-wrong-ttl/%ju} "
1352 "{N:/message%s received with wrong TTL}\n");
1353 p64(igps_rcv_badsum, "\t{:dropped-bad-checksum/%ju} "
1354 "{N:/message%s received with bad checksum}\n");
1355 py64(igps_rcv_v1v2_queries, "\t{:received-membership-queries/%ju} "
1356 "{N:/V1\\/V2 membership quer%s received}\n");
1357 py64(igps_rcv_v3_queries, "\t{:received-v3-membership-queries/%ju} "
1358 "{N:/V3 membership quer%s received}\n");
1359 py64(igps_rcv_badqueries, "\t{:dropped-membership-queries/%ju} "
1360 "{N:/membership quer%s received with invalid field(s)}\n");
1361 py64(igps_rcv_gen_queries, "\t{:received-general-queries/%ju} "
1362 "{N:/general quer%s received}\n");
1363 py64(igps_rcv_group_queries, "\t{:received-group-queries/%ju} "
1364 "{N:/group quer%s received}\n");
1365 py64(igps_rcv_gsr_queries, "\t{:received-group-source-queries/%ju} "
1366 "{N:/group-source quer%s received}\n");
1367 py64(igps_drop_gsr_queries, "\t{:dropped-group-source-queries/%ju} "
1368 "{N:/group-source quer%s dropped}\n");
1369 p64(igps_rcv_reports, "\t{:received-membership-requests/%ju} "
1370 "{N:/membership report%s received}\n");
1371 p64(igps_rcv_badreports, "\t{:dropped-membership-reports/%ju} "
1372 "{N:/membership report%s received with invalid field(s)}\n");
1373 p64(igps_rcv_ourreports, "\t"
1374 "{:received-membership-reports-matching/%ju} "
1375 "{N:/membership report%s received for groups to which we belong}"
1377 p64(igps_rcv_nora, "\t{:received-v3-reports-no-router-alert/%ju} "
1378 "{N:/V3 report%s received without Router Alert}\n");
1379 p64(igps_snd_reports, "\t{:sent-membership-reports/%ju} "
1380 "{N:/membership report%s sent}\n");
1383 xo_close_container(name);
1387 * Dump PIM statistics structure.
1390 pim_stats(u_long off __unused, const char *name, int af1 __unused,
1393 struct pimstat pimstat;
1395 if (fetch_stats("net.inet.pim.stats", off, &pimstat,
1396 sizeof(pimstat), kread_counters) != 0)
1399 xo_open_container(name);
1400 xo_emit("{T:/%s}:\n", name);
1402 #define p(f, m) if (pimstat.f || sflag <= 1) \
1403 xo_emit(m, (uintmax_t)pimstat.f, plural(pimstat.f))
1404 #define py(f, m) if (pimstat.f || sflag <= 1) \
1405 xo_emit(m, (uintmax_t)pimstat.f, pimstat.f != 1 ? "ies" : "y")
1407 p(pims_rcv_total_msgs, "\t{:received-messages/%ju} "
1408 "{N:/message%s received}\n");
1409 p(pims_rcv_total_bytes, "\t{:received-bytes/%ju} "
1410 "{N:/byte%s received}\n");
1411 p(pims_rcv_tooshort, "\t{:dropped-too-short/%ju} "
1412 "{N:/message%s received with too few bytes}\n");
1413 p(pims_rcv_badsum, "\t{:dropped-bad-checksum/%ju} "
1414 "{N:/message%s received with bad checksum}\n");
1415 p(pims_rcv_badversion, "\t{:dropped-bad-version/%ju} "
1416 "{N:/message%s received with bad version}\n");
1417 p(pims_rcv_registers_msgs, "\t{:received-data-register-messages/%ju} "
1418 "{N:/data register message%s received}\n");
1419 p(pims_rcv_registers_bytes, "\t{:received-data-register-bytes/%ju} "
1420 "{N:/data register byte%s received}\n");
1421 p(pims_rcv_registers_wrongiif, "\t"
1422 "{:received-data-register-wrong-interface/%ju} "
1423 "{N:/data register message%s received on wrong iif}\n");
1424 p(pims_rcv_badregisters, "\t{:received-bad-registers/%ju} "
1425 "{N:/bad register%s received}\n");
1426 p(pims_snd_registers_msgs, "\t{:sent-data-register-messages/%ju} "
1427 "{N:/data register message%s sent}\n");
1428 p(pims_snd_registers_bytes, "\t{:sent-data-register-bytes/%ju} "
1429 "{N:/data register byte%s sent}\n");
1432 xo_close_container(name);
1437 * Pretty print an Internet address (net address + port).
1440 inetprint(const char *container, struct in_addr *in, int port,
1441 const char *proto, int num_port, const int af1)
1443 struct servent *sp = 0;
1449 xo_open_container(container);
1452 snprintf(line, sizeof(line), "%s.", inetname(in));
1454 snprintf(line, sizeof(line), "%.*s.",
1455 (Aflag && !num_port) ? 12 : 16, inetname(in));
1456 alen = strlen(line);
1458 if (!num_port && port)
1459 sp = getservbyport((int)port, proto);
1460 if (sp || port == 0)
1461 snprintf(cp, sizeof(line) - alen,
1462 "%.15s ", sp ? sp->s_name : "*");
1464 snprintf(cp, sizeof(line) - alen,
1465 "%d ", ntohs((u_short)port));
1466 width = (Aflag && !Wflag) ? 18 :
1467 ((!Wflag || af1 == AF_INET) ? 22 : 45);
1469 xo_emit("{d:target/%-*s} ", width, line);
1471 xo_emit("{d:target/%-*.*s} ", width, width, line);
1473 plen = strlen(cp) - 1;
1475 xo_emit("{e:address/%*.*s}{e:port/%*.*s}", alen, alen, line, plen,
1479 xo_close_container(container);
1483 * Construct an Internet address representation.
1484 * If numeric_addr has been supplied, give
1485 * numeric value, otherwise try for symbolic name.
1488 inetname(struct in_addr *inp)
1491 static char line[MAXHOSTNAMELEN];
1496 if (!numeric_addr && inp->s_addr != INADDR_ANY) {
1497 int net = inet_netof(*inp);
1498 int lna = inet_lnaof(*inp);
1500 if (lna == INADDR_ANY) {
1501 np = getnetbyaddr(net, AF_INET);
1506 hp = gethostbyaddr((char *)inp, sizeof (*inp), AF_INET);
1509 trimdomain(cp, strlen(cp));
1513 if (inp->s_addr == INADDR_ANY)
1516 strlcpy(line, cp, sizeof(line));
1518 inp->s_addr = ntohl(inp->s_addr);
1519 #define C(x) ((u_int)((x) & 0xff))
1520 snprintf(line, sizeof(line), "%u.%u.%u.%u",
1521 C(inp->s_addr >> 24), C(inp->s_addr >> 16),
1522 C(inp->s_addr >> 8), C(inp->s_addr));