2 * Copyright (c) 1983, 1988, 1993
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 * @(#)route.c 8.6 (Berkeley) 4/28/95
34 * $FreeBSD: src/usr.bin/netstat/route.c,v 1.41.2.14 2002/07/17 02:22:22 kbyanc Exp $
37 #include <sys/kinfo.h>
38 #include <sys/param.h>
39 #include <sys/socket.h>
42 #include <net/ethernet.h>
44 #include <net/if_var.h>
45 #include <net/if_dl.h>
46 #include <net/if_types.h>
47 #include <net/route.h>
49 #include <netinet/in.h>
50 #include <netipx/ipx.h>
51 #include <netgraph/socket/ng_socket.h>
53 #include <netproto/mpls/mpls.h>
55 #include <sys/sysctl.h>
57 #include <arpa/inet.h>
69 #define kget(p, d) (kread((u_long)(p), (char *)&(d), sizeof (d)))
72 /* alignment constraint for routing socket */
74 ((a) > 0 ? (1 + (((a) - 1) | (sizeof(long) - 1))) : sizeof(long))
75 #define ADVANCE(x, n) (x += ROUNDUP((n)->sa_len))
78 * Definitions for showing gateway flags.
89 { RTF_MODIFIED, 'M' },
90 { RTF_DONE, 'd' }, /* Completed -- for routing messages only */
92 { RTF_XRESOLVE, 'X' },
97 { RTF_WASCLONED,'W' },
98 { RTF_PRCLONING,'c' },
100 { RTF_BLACKHOLE,'B' },
101 { RTF_BROADCAST,'b' },
102 { RTF_MPLSOPS, 'm' },
107 long dummy; /* Helps align structure. */
108 struct sockaddr u_sa;
115 struct rtentry rtentry;
116 struct radix_node rnode;
117 struct radix_mask rmask;
118 struct radix_node_head *rt_tables[AF_MAX+1];
122 static struct sockaddr *kgetsa (struct sockaddr *);
123 static void size_cols (int ef, struct radix_node *rn);
124 static void size_cols_tree (struct radix_node *rn);
125 static void size_cols_rtentry (struct rtentry *rt);
126 static void p_tree (struct radix_node *);
127 static void p_rtnode (void);
128 static void ntreestuff (void);
129 static void np_rtentry (struct rt_msghdr *);
130 static void p_sockaddr (struct sockaddr *, struct sockaddr *, int, int);
131 static const char *fmt_sockaddr (struct sockaddr *sa, struct sockaddr *mask,
133 static void p_flags (int, const char *);
134 static const char *fmt_flags(int f);
135 static void p_rtentry (struct rtentry *);
136 static u_long forgemask (u_long);
137 static void domask (char *, u_long, u_long);
138 static const char *labelops(struct rtentry *);
141 * Print routing tables.
144 routepr(u_long rtree)
146 struct radix_node_head *rnh, head;
149 printf("Routing tables\n");
151 if (Aflag == 0 && NewTree) {
155 printf("rt_tables: symbol not in namelist\n");
162 rtree += cpuflag * (AF_MAX + 1) * sizeof(void *);
164 kget(rtree, rt_tables);
165 for (i = 0; i <= AF_MAX; i++) {
166 if ((rnh = rt_tables[i]) == NULL)
169 if (i == AF_UNSPEC) {
170 if (Aflag && af == 0) {
171 printf("Netmasks:\n");
172 p_tree(head.rnh_treetop);
174 } else if (af == AF_UNSPEC || af == i) {
175 size_cols(i, head.rnh_treetop);
179 p_tree(head.rnh_treetop);
186 * Print address family header before a section of the routing table.
199 afname = "Internet6";
222 printf("\n%s:\n", afname);
224 printf("\nProtocol Family %d:\n", af1);
227 /* column widths; each followed by one space */
229 #define WID_DST_DEFAULT(af) 18 /* width of destination column */
230 #define WID_GW_DEFAULT(af) 18 /* width of gateway column */
231 #define WID_IF_DEFAULT(af) (Wflag ? 8 : 6) /* width of netif column */
233 #define WID_DST_DEFAULT(af) \
234 ((af) == AF_INET6 ? (numeric_addr ? 33: 18) : 18)
235 #define WID_GW_DEFAULT(af) \
236 ((af) == AF_INET6 ? (numeric_addr ? 29 : 18) : 18)
237 #define WID_IF_DEFAULT(af) ((af) == AF_INET6 ? 8 : (Wflag ? 8 :6))
242 static int wid_flags;
247 static int wid_expire;
248 static int wid_mplslops;
250 static int wid_iwmax;
254 size_cols(int ef, struct radix_node *rn)
256 wid_dst = WID_DST_DEFAULT(ef);
257 wid_gw = WID_GW_DEFAULT(ef);
262 wid_if = WID_IF_DEFAULT(ef);
274 size_cols_tree(struct radix_node *rn)
278 if (rnode.rn_bit < 0) {
279 if ((rnode.rn_flags & RNF_ROOT) == 0) {
281 size_cols_rtentry(&rtentry);
283 if ((rn = rnode.rn_dupedkey))
287 size_cols_tree(rnode.rn_left);
293 size_cols_rtentry(struct rtentry *rt)
295 static struct ifnet ifnet, *lastif;
296 struct rtentry parent;
297 static char buffer[100];
304 * Don't print protocol-cloned routes unless -a.
306 if (rt->rt_flags & RTF_WASCLONED && !aflag) {
307 kget(rt->rt_parent, parent);
308 if (parent.rt_flags & RTF_PRCLONING)
312 bzero(&addr, sizeof(addr));
313 if ((sa = kgetsa(rt_key(rt))))
314 bcopy(sa, &addr, sa->sa_len);
315 bzero(&mask, sizeof(mask));
316 if (rt_mask(rt) && (sa = kgetsa(rt_mask(rt))))
317 bcopy(sa, &mask, sa->sa_len);
318 bp = fmt_sockaddr(&addr.u_sa, &mask.u_sa, rt->rt_flags);
320 wid_dst = MAX(len, wid_dst);
322 bp = fmt_sockaddr(kgetsa(rt->rt_gateway), NULL, RTF_HOST);
324 wid_gw = MAX(len, wid_gw);
326 bp = fmt_flags(rt->rt_flags);
328 wid_flags = MAX(len, wid_flags);
330 if (addr.u_sa.sa_family == AF_INET || Wflag) {
331 len = snprintf(buffer, sizeof(buffer), "%ld", rt->rt_refcnt);
332 wid_refs = MAX(len, wid_refs);
333 len = snprintf(buffer, sizeof(buffer), "%lu", rt->rt_use);
334 wid_use = MAX(len, wid_use);
335 if (Wflag && rt->rt_rmx.rmx_mtu != 0) {
336 len = snprintf(buffer, sizeof(buffer),
337 "%lu", rt->rt_rmx.rmx_mtu);
338 wid_mtu = MAX(len, wid_mtu);
342 if (rt->rt_ifp != lastif) {
343 kget(rt->rt_ifp, ifnet);
345 len = strlen(ifnet.if_xname);
346 wid_if = MAX(len, wid_if);
348 if (rt->rt_rmx.rmx_expire) {
352 rt->rt_rmx.rmx_expire - time(NULL)) > 0) {
353 snprintf(buffer, sizeof(buffer), "%d",
355 wid_expire = MAX(len, wid_expire);
360 if (rt->rt_shim[0] != NULL) {
361 len = strlen(labelops(rt));
362 wid_mplslops = MAX(len, wid_mplslops);
365 if (rt->rt_rmx.rmx_msl) {
366 len = snprintf(buffer, sizeof(buffer),
367 "%lu", rt->rt_rmx.rmx_msl);
368 wid_msl = MAX(len, wid_msl);
370 if (rt->rt_rmx.rmx_iwmaxsegs) {
371 len = snprintf(buffer, sizeof(buffer),
372 "%lu", rt->rt_rmx.rmx_iwmaxsegs);
373 wid_iwmax = MAX(len, wid_iwmax);
375 if (rt->rt_rmx.rmx_iwcapsegs) {
376 len = snprintf(buffer, sizeof(buffer),
377 "%lu", rt->rt_rmx.rmx_iwcapsegs);
378 wid_iw = MAX(len, wid_iw);
385 * Print header for routing table columns.
392 printf("%-8.8s ","Address");
393 if (af1 == AF_INET || Wflag) {
395 printf("%-*.*s %-*.*s %-*.*s %*.*s %*.*s %*.*s %*.*s "
396 "%*s %-*s%*s %*s %*s\n",
397 wid_dst, wid_dst, "Destination",
398 wid_gw, wid_gw, "Gateway",
399 wid_flags, wid_flags, "Flags",
400 wid_refs, wid_refs, "Refs",
401 wid_use, wid_use, "Use",
402 wid_mtu, wid_mtu, "Mtu",
403 wid_if, wid_if, "Netif",
404 wid_expire, "Expire",
405 wid_mplslops, "Labelops",
410 printf("%-*.*s %-*.*s %-*.*s %*.*s %*.*s %*.*s %*s\n",
411 wid_dst, wid_dst, "Destination",
412 wid_gw, wid_gw, "Gateway",
413 wid_flags, wid_flags, "Flags",
414 wid_refs, wid_refs, "Refs",
415 wid_use, wid_use, "Use",
416 wid_if, wid_if, "Netif",
417 wid_expire, "Expire");
420 printf("%-*.*s %-*.*s %-*.*s %*.*s %*s\n",
421 wid_dst, wid_dst, "Destination",
422 wid_gw, wid_gw, "Gateway",
423 wid_flags, wid_flags, "Flags",
424 wid_if, wid_if, "Netif",
425 wid_expire, "Expire");
429 static struct sockaddr *
430 kgetsa(struct sockaddr *dst)
433 kget(dst, pt_u.u_sa);
434 if (pt_u.u_sa.sa_len > sizeof (pt_u.u_sa))
435 kread((u_long)dst, (char *)pt_u.u_data, pt_u.u_sa.sa_len);
440 p_tree(struct radix_node *rn)
445 if (rnode.rn_bit < 0) {
447 printf("%-8.8lx ", (u_long)rn);
448 if (rnode.rn_flags & RNF_ROOT) {
450 printf("(root node)%s",
451 rnode.rn_dupedkey ? " =>\n" : "\n");
452 } else if (do_rtent) {
458 p_sockaddr(kgetsa((struct sockaddr *)rnode.rn_key),
462 if ((rn = rnode.rn_dupedkey))
465 if (Aflag && do_rtent) {
466 printf("%-8.8lx ", (u_long)rn);
470 p_tree(rnode.rn_left);
480 struct radix_mask *rm = rnode.rn_mklist;
482 if (rnode.rn_bit < 0) {
485 p_sockaddr(kgetsa((struct sockaddr *)rnode.rn_mask),
487 } else if (rm == NULL)
490 sprintf(nbuf, "(%d)", rnode.rn_bit);
491 printf("%6.6s %8.8lx : %8.8lx", nbuf, (u_long)rnode.rn_left, (u_long)rnode.rn_right);
495 sprintf(nbuf, " %d refs, ", rmask.rm_refs);
496 printf(" mk = %8.8lx {(%d),%s",
497 (u_long)rm, -1 - rmask.rm_bit, rmask.rm_refs ? nbuf : " ");
498 if (rmask.rm_flags & RNF_NORMAL) {
499 struct radix_node rnode_aux;
500 printf(" <normal>, ");
501 kget(rmask.rm_leaf, rnode_aux);
502 p_sockaddr(kgetsa((struct sockaddr *)rnode_aux.rn_mask),
505 p_sockaddr(kgetsa((struct sockaddr *)rmask.rm_mask),
508 if ((rm = rmask.rm_next))
520 char *buf, *next, *lim;
521 struct rt_msghdr *rtm;
527 mib[4] = NET_RT_DUMP;
535 if (sysctl(mib, miblen, NULL, &needed, NULL, 0) < 0) {
536 err(1, "sysctl: net.route.0.0.dump estimate");
539 if ((buf = malloc(needed)) == NULL) {
540 err(2, "malloc(%lu)", (unsigned long)needed);
542 if (sysctl(mib, miblen, buf, &needed, NULL, 0) < 0) {
543 err(1, "sysctl: net.route.0.0.dump");
546 for (next = buf; next < lim; next += rtm->rtm_msglen) {
547 rtm = (struct rt_msghdr *)next;
553 np_rtentry(struct rt_msghdr *rtm)
555 struct sockaddr *sa = (struct sockaddr *)(rtm + 1);
557 static int masks_done, banner_printed;
560 int af1 = 0, interesting = RTF_UP | RTF_GATEWAY | RTF_HOST;
563 /* for the moment, netmasks are skipped over */
564 if (!banner_printed) {
565 printf("Netmasks:\n");
568 if (masks_done == 0) {
569 if (rtm->rtm_addrs != RTA_DST ) {
580 if (rtm->rtm_addrs == RTA_DST)
581 p_sockaddr(sa, NULL, 0, 36);
583 p_sockaddr(sa, NULL, rtm->rtm_flags, 16);
584 sa = (struct sockaddr *)(ROUNDUP(sa->sa_len) + (char *)sa);
585 p_sockaddr(sa, NULL, 0, 18);
587 p_flags(rtm->rtm_flags & interesting, "%-6.6s ");
592 p_sockaddr(struct sockaddr *sa, struct sockaddr *mask, int flags, int width)
596 cp = fmt_sockaddr(sa, mask, flags);
602 printf("%-*s ", width, cp);
604 printf("%-*.*s ", width, width, cp);
609 fmt_sockaddr(struct sockaddr *sa, struct sockaddr *mask, int flags)
611 static char workbuf[128];
612 const char *cp = workbuf;
614 switch(sa->sa_family) {
617 struct sockaddr_in *sin = (struct sockaddr_in *)sa;
619 if ((sin->sin_addr.s_addr == INADDR_ANY) &&
621 ntohl(((struct sockaddr_in *)mask)->sin_addr.s_addr)
624 else if (flags & RTF_HOST)
625 cp = routename(sin->sin_addr.s_addr);
627 cp = netname(sin->sin_addr.s_addr,
628 ntohl(((struct sockaddr_in *)mask)
631 cp = netname(sin->sin_addr.s_addr, 0L);
638 struct sockaddr_in6 *sa6 = (struct sockaddr_in6 *)sa;
639 struct in6_addr *in6 = &sa6->sin6_addr;
642 * XXX: This is a special workaround for KAME kernels.
643 * sin6_scope_id field of SA should be set in the future.
645 if (IN6_IS_ADDR_LINKLOCAL(in6) ||
646 IN6_IS_ADDR_MC_LINKLOCAL(in6)) {
647 /* XXX: override is ok? */
648 sa6->sin6_scope_id = (u_int32_t)ntohs(*(u_short *)&in6->s6_addr[2]);
649 *(u_short *)&in6->s6_addr[2] = 0;
652 if (flags & RTF_HOST)
653 cp = routename6(sa6);
656 &((struct sockaddr_in6 *)mask)->sin6_addr);
658 cp = netname6(sa6, NULL);
666 struct ipx_addr work = ((struct sockaddr_ipx *)sa)->sipx_addr;
667 if (ipx_nullnet(satoipx_addr(work)))
675 printf("%s", ((struct sockaddr_ng *)sa)->sg_data);
680 struct sockaddr_dl *sdl = (struct sockaddr_dl *)sa;
682 if (sdl->sdl_nlen == 0 && sdl->sdl_alen == 0 &&
684 (void) sprintf(workbuf, "link#%d", sdl->sdl_index);
686 switch (sdl->sdl_type) {
691 if (sdl->sdl_alen == ETHER_ADDR_LEN) {
692 cp = ether_ntoa((struct ether_addr *)
693 (sdl->sdl_data + sdl->sdl_nlen));
706 struct sockaddr_mpls *smpls = (struct sockaddr_mpls *)sa;
708 (void) sprintf(workbuf, "%d", ntohl(smpls->smpls_label));
714 u_char *s = (u_char *)sa->sa_data, *slim;
718 slim = sa->sa_len + (u_char *) sa;
719 cqlim = cq + sizeof(workbuf) - 6;
720 cq += sprintf(cq, "(%d)", sa->sa_family);
721 while (s < slim && cq < cqlim) {
722 cq += sprintf(cq, " %02x", *s++);
724 cq += sprintf(cq, "%02x", *s++);
734 p_flags(int f, const char *format)
736 printf(format, fmt_flags(f));
742 static char name[33];
744 struct bits *p = bits;
746 for (flags = name; p->b_mask; p++)
754 p_rtentry(struct rtentry *rt)
756 static struct ifnet ifnet, *lastif;
757 struct rtentry parent;
758 static char buffer[128];
759 static char prettyname[128];
764 * Don't print protocol-cloned routes unless -a.
766 if (rt->rt_flags & RTF_WASCLONED && !aflag) {
767 kget(rt->rt_parent, parent);
768 if (parent.rt_flags & RTF_PRCLONING)
772 bzero(&addr, sizeof(addr));
773 if ((sa = kgetsa(rt_key(rt))))
774 bcopy(sa, &addr, sa->sa_len);
775 bzero(&mask, sizeof(mask));
776 if (rt_mask(rt) && (sa = kgetsa(rt_mask(rt))))
777 bcopy(sa, &mask, sa->sa_len);
778 p_sockaddr(&addr.u_sa, &mask.u_sa, rt->rt_flags, wid_dst);
779 p_sockaddr(kgetsa(rt->rt_gateway), NULL, RTF_HOST, wid_gw);
780 snprintf(buffer, sizeof(buffer), "%%-%d.%ds ", wid_flags, wid_flags);
781 p_flags(rt->rt_flags, buffer);
782 if (addr.u_sa.sa_family == AF_INET || Wflag) {
783 printf("%*ld %*lu ", wid_refs, rt->rt_refcnt,
784 wid_use, rt->rt_use);
786 if (rt->rt_rmx.rmx_mtu != 0)
787 printf("%*lu ", wid_mtu, rt->rt_rmx.rmx_mtu);
789 printf("%*s ", wid_mtu, "");
793 if (rt->rt_ifp != lastif) {
794 kget(rt->rt_ifp, ifnet);
796 strlcpy(prettyname, ifnet.if_xname, sizeof(prettyname));
798 printf("%*.*s", wid_if, wid_if, prettyname);
799 if (rt->rt_rmx.rmx_expire) {
803 rt->rt_rmx.rmx_expire - time(NULL)) > 0)
804 printf(" %*d", wid_expire, (int)expire_time);
806 printf("%*s ", wid_expire, "");
808 printf("%*s ", wid_expire, "");
810 if (rt->rt_nodes[0].rn_dupedkey)
814 if (rt->rt_shim[0] != NULL)
815 printf(" %-*s", wid_mplslops, labelops(rt));
817 printf(" %-*s", wid_mplslops, "");
818 if (rt->rt_rmx.rmx_msl != 0)
819 printf(" %*lu", wid_msl, rt->rt_rmx.rmx_msl);
821 printf("%*s ", wid_msl, "");
822 if (rt->rt_rmx.rmx_iwmaxsegs != 0)
823 printf(" %*lu", wid_iwmax, rt->rt_rmx.rmx_iwmaxsegs);
825 printf("%*s ", wid_iwmax, "");
826 if (rt->rt_rmx.rmx_iwcapsegs != 0)
827 printf(" %*lu", wid_iw, rt->rt_rmx.rmx_iwcapsegs);
829 printf("%*s ", wid_iw, "");
838 static char line[MAXHOSTNAMELEN];
843 hp = gethostbyaddr(&in, sizeof (struct in_addr), AF_INET);
846 trimdomain(cp, strlen(cp));
850 strncpy(line, cp, sizeof(line) - 1);
851 line[sizeof(line) - 1] = '\0';
853 #define C(x) ((x) & 0xff)
855 sprintf(line, "%lu.%lu.%lu.%lu",
856 C(in >> 24), C(in >> 16), C(in >> 8), C(in));
868 else if (IN_CLASSB(a))
876 domask(char *dst, u_long addr, u_long mask)
880 if (!mask || (forgemask(addr) == mask)) {
885 for (b = 0; b < 32; b++)
886 if (mask & (1 << b)) {
890 for (bb = b+1; bb < 32; bb++)
891 if (!(mask & (1 << bb))) {
892 i = -1; /* noncontig */
898 sprintf(dst, "&0x%lx", mask);
900 sprintf(dst, "/%d", 32-i);
904 * Return the name of the network whose address is given.
905 * The address is assumed to be that of a net or subnet, not a host.
908 netname(u_long in, u_long mask)
911 static char line[MAXHOSTNAMELEN];
912 struct netent *np = NULL;
916 #define NSHIFT(m) ( \
917 (m) == IN_CLASSA_NET ? IN_CLASSA_NSHIFT : \
918 (m) == IN_CLASSB_NET ? IN_CLASSB_NSHIFT : \
919 (m) == IN_CLASSC_NET ? IN_CLASSC_NSHIFT : \
923 dmask = forgemask(i);
924 if (!numeric_addr && i) {
925 np = getnetbyaddr(i >> NSHIFT(mask), AF_INET);
926 if (np == NULL && mask == 0)
927 np = getnetbyaddr(i >> NSHIFT(dmask), AF_INET);
930 trimdomain(cp, strlen(cp));
935 strncpy(line, cp, sizeof(line) - 1);
936 line[sizeof(line) - 1] = '\0';
938 if (mask <= IN_CLASSA_NET &&
939 (i & IN_CLASSA_HOST) == 0) {
940 sprintf(line, "%lu", C(i >> 24));
941 } else if (mask <= IN_CLASSB_NET &&
942 (i & IN_CLASSB_HOST) == 0) {
943 sprintf(line, "%lu.%lu",
944 C(i >> 24), C(i >> 16));
945 } else if (mask <= IN_CLASSC_NET &&
946 (i & IN_CLASSC_HOST) == 0) {
947 sprintf(line, "%lu.%lu.%lu",
948 C(i >> 24), C(i >> 16), C(i >> 8));
950 sprintf(line, "%lu.%lu.%lu.%lu",
951 C(i >> 24), C(i >> 16), C(i >> 8), C(i));
954 domask(line + strlen(line), i, mask);
960 netname6(struct sockaddr_in6 *sa6, struct in6_addr *mask)
962 static char line[MAXHOSTNAMELEN];
963 u_char *p = (u_char *)mask;
965 int masklen, illegal = 0, flag = NI_WITHSCOPEID;
968 for (masklen = 0, lim = p + 16; p < lim; p++) {
1002 fprintf(stderr, "illegal prefixlen\n");
1007 if (masklen == 0 && IN6_IS_ADDR_UNSPECIFIED(&sa6->sin6_addr))
1011 flag |= NI_NUMERICHOST;
1012 getnameinfo((struct sockaddr *)sa6, sa6->sin6_len, line, sizeof(line),
1016 sprintf(&line[strlen(line)], "/%d", masklen);
1022 routename6(struct sockaddr_in6 *sa6)
1024 static char line[MAXHOSTNAMELEN];
1025 int flag = NI_WITHSCOPEID;
1026 /* use local variable for safety */
1027 struct sockaddr_in6 sa6_local;
1029 sa6_local.sin6_family = AF_INET6;
1030 sa6_local.sin6_len = sizeof(sa6_local);
1031 sa6_local.sin6_addr = sa6->sin6_addr;
1032 sa6_local.sin6_scope_id = sa6->sin6_scope_id;
1035 flag |= NI_NUMERICHOST;
1037 getnameinfo((struct sockaddr *)&sa6_local, sa6_local.sin6_len,
1038 line, sizeof(line), NULL, 0, flag);
1045 * Print routing statistics
1050 struct rtstatistics rts;
1053 error = kinfo_get_net_rtstatistics(&rts);
1055 printf("routing: could not retrieve statistics\n");
1058 printf("routing:\n");
1060 #define p(f, m) if (rts.f || sflag <= 1) \
1061 printf(m, rts.f, plural(rts.f))
1063 p(rts_badredirect, "\t%lu bad routing redirect%s\n");
1064 p(rts_dynamic, "\t%lu dynamically created route%s\n");
1065 p(rts_newgateway, "\t%lu new gateway%s due to redirects\n");
1066 p(rts_unreach, "\t%lu destination%s found unreachable\n");
1067 p(rts_wildcard, "\t%lu use%s of a wildcard route\n");
1072 ipx_print(struct sockaddr *sa)
1075 struct servent *sp = NULL;
1076 const char *net = "", *host = "";
1079 struct ipx_addr work = ((struct sockaddr_ipx *)sa)->sipx_addr;
1080 static char mybuf[50];
1081 char cport[10], chost[15], cnet[15];
1083 port = ntohs(work.x_port);
1085 if (ipx_nullnet(work) && ipx_nullhost(work)) {
1089 sprintf(mybuf, "*.%s", sp->s_name);
1091 sprintf(mybuf, "*.%x", port);
1093 sprintf(mybuf, "*.*");
1098 if (ipx_wildnet(work))
1100 else if (ipx_nullnet(work))
1103 q = work.x_net.c_net;
1104 sprintf(cnet, "%02x%02x%02x%02x",
1105 q[0], q[1], q[2], q[3]);
1106 for (p = cnet; *p == '0' && p < cnet + 8; p++)
1111 if (ipx_wildhost(work))
1113 else if (ipx_nullhost(work))
1116 q = work.x_host.c_host;
1117 sprintf(chost, "%02x%02x%02x%02x%02x%02x",
1118 q[0], q[1], q[2], q[3], q[4], q[5]);
1119 for (p = chost; *p == '0' && p < chost + 12; p++)
1125 if (strcmp(host, "*") == 0)
1128 snprintf(cport, sizeof(cport),
1129 "%s%s", *host ? "." : "", sp->s_name);
1131 snprintf(cport, sizeof(cport),
1132 "%s%x", *host ? "." : "", port);
1136 snprintf(mybuf, sizeof(mybuf), "%s.%s%s", net, host, cport);
1141 ipx_phost(struct sockaddr *sa)
1143 struct sockaddr_ipx *sipx = (struct sockaddr_ipx *)sa;
1144 struct sockaddr_ipx work;
1145 static union ipx_net ipx_zeronet;
1150 in = work.sipx_addr;
1152 work.sipx_addr.x_port = 0;
1153 work.sipx_addr.x_net = ipx_zeronet;
1154 p = ipx_print((struct sockaddr *)&work);
1155 if (strncmp("*.", p, 2) == 0) p += 2;
1180 labelops(struct rtentry *rt)
1182 const char *lops[] = { "push", "pop", "swap", "pop all" };
1183 static char buffer[100];
1185 struct sockaddr_mpls *smpls;
1188 for (i=0; i<MPLS_MAXLOPS; ++i) {
1190 if (rt->rt_shim[i] == NULL)
1194 sizeof(buffer) - (cp - buffer),
1197 smpls = (struct sockaddr_mpls *)kgetsa(rt->rt_shim[i]);
1198 if (smpls->smpls_op != MPLSLOP_POP &&
1199 smpls->smpls_op != MPLSLOP_POPALL){
1201 sizeof(buffer) - (cp - buffer),
1203 lops[smpls->smpls_op - 1],
1204 ntohl(smpls->smpls_label));
1207 sizeof(buffer) - (cp - buffer),
1209 lops[smpls->smpls_op - 1]);