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 * 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
34 #include "pathnames.h"
36 #include <sys/signal.h>
41 #elif defined(__FreeBSD__)
44 __RCSID("$Revision: 2.27 $");
45 #ident "$Revision: 2.27 $"
50 /* use *stat64 for files on large file systems */
54 int tracelevel, new_tracelevel;
55 FILE *ftrace; /* output trace file */
56 static const char *sigtrace_pat = "%s";
57 static char savetracename[PATH_MAX];
58 char inittracename[PATH_MAX];
59 static int file_trace; /* 1=tracing to file, not stdout */
61 static void trace_dump(void);
62 static void tmsg(const char *, ...) PATTRIB(1,2);
65 /* convert string to printable characters
68 qstring(u_char *s, int len)
70 static char buf[8*20+1];
75 for (p = buf; len != 0 && p < &buf[sizeof(buf)-1]; len--) {
78 for (s2 = s+1; s2 < &s[len]; s2++) {
86 if (c >= ' ' && c < 0x7f && c != '\\') {
108 p += sprintf(p,"%o",c);
118 /* convert IP address to a string, but not into a single buffer
126 char str[16]; /* xxx.xxx.xxx.xxx\0 */
132 s = strcpy(bufs[bufno].str, inet_ntoa(addr));
133 bufno = (bufno+1) % NUM_BUFS;
140 saddr_ntoa(struct sockaddr *sa)
142 return (sa == 0) ? "?" : naddr_ntoa(S_ADDR(sa));
150 secs += epoch.tv_sec;
152 (void)cftime(s, "%T", &secs);
154 memcpy(s, ctime(&secs)+11, 8);
161 /* On each event, display a time stamp.
162 * This assumes that 'now' is update once for each event, and
163 * that at least now.tv_usec changes.
165 static struct timeval lastlog_time;
170 if (lastlog_time.tv_sec != now.tv_sec
171 || lastlog_time.tv_usec != now.tv_usec) {
172 (void)fprintf(ftrace, "-- %s --\n", ts(now.tv_sec));
179 tmsg(const char *p, ...)
186 vfprintf(ftrace, p, args);
188 (void)fputc('\n',ftrace);
195 trace_close(int zap_stdio)
203 if (ftrace != 0 && zap_stdio) {
204 if (ftrace != stdout)
207 fd = open(_PATH_DEVNULL, O_RDWR);
208 if (isatty(STDIN_FILENO))
209 (void)dup2(fd, STDIN_FILENO);
210 if (isatty(STDOUT_FILENO))
211 (void)dup2(fd, STDOUT_FILENO);
212 if (isatty(STDERR_FILENO))
213 (void)dup2(fd, STDERR_FILENO);
216 lastlog_time.tv_sec = 0;
226 trace_off("tracing off: %s", strerror(ferror(ftrace)));
232 trace_off(const char *p, ...)
240 vfprintf(ftrace, p, args);
242 (void)fputc('\n',ftrace);
244 trace_close(file_trace);
246 new_tracelevel = tracelevel = 0;
250 /* log a change in tracing
253 tracelevel_msg(const char *pat,
254 int dump) /* -1=no dump, 0=default, 1=force */
256 static const char * const off_msgs[MAX_TRACELEVEL] = {
257 "Tracing actions stopped",
258 "Tracing packets stopped",
259 "Tracing packet contents stopped",
260 "Tracing kernel changes stopped",
262 static const char * const on_msgs[MAX_TRACELEVEL] = {
263 "Tracing actions started",
264 "Tracing packets started",
265 "Tracing packet contents started",
266 "Tracing kernel changes started",
268 u_int old_tracelevel = tracelevel;
271 if (new_tracelevel < 0)
273 else if (new_tracelevel > MAX_TRACELEVEL)
274 new_tracelevel = MAX_TRACELEVEL;
276 if (new_tracelevel < tracelevel) {
277 if (new_tracelevel <= 0) {
278 trace_off(pat, off_msgs[0]);
280 tmsg(pat, off_msgs[tracelevel]);
282 while (--tracelevel != new_tracelevel);
284 } else if (new_tracelevel > tracelevel) {
286 tmsg(pat, on_msgs[tracelevel++]);
287 } while (tracelevel != new_tracelevel);
291 || (dump == 0 && old_tracelevel == 0 && tracelevel != 0))
297 set_tracefile(const char *filename,
299 int dump) /* -1=no dump, 0=default, 1=force */
306 /* Allow a null filename to increase the level if the trace file
307 * is already open or if coming from a trusted source, such as
308 * a signal or the command line.
310 if (filename == 0 || filename[0] == '\0') {
313 if (inittracename[0] == '\0') {
314 msglog("missing trace file name");
322 } else if (!strcmp(filename,"dump/../table")) {
327 /* Allow the file specified with "-T file" to be reopened,
328 * but require all other names specified over the net to
329 * match the official path. The path can specify a directory
330 * in which the file is to be created.
332 if (strcmp(filename, inittracename)
334 && (strncmp(filename, _PATH_TRACE, sizeof(_PATH_TRACE)-1)
335 || strstr(filename,"../")
336 || 0 > stat(_PATH_TRACE, &stbuf))
339 msglog("wrong trace file \"%s\"", filename);
343 /* If the new tracefile exists, it must be a regular file.
345 if (stat(filename, &stbuf) >= 0 && !S_ISREG(stbuf.st_mode)) {
346 msglog("wrong type (%#x) of trace file \"%s\"",
347 stbuf.st_mode, filename);
355 n_ftrace = fopen(fn, "a");
357 msglog("failed to open trace file \"%s\" %s",
358 fn, strerror(errno));
359 if (fn == inittracename)
360 inittracename[0] = '\0';
364 tmsg("switch to trace file %s", fn);
366 trace_close(file_trace = 1);
368 if (fn != savetracename)
369 strncpy(savetracename, fn, sizeof(savetracename)-1);
374 dup2(fileno(ftrace), STDOUT_FILENO);
375 dup2(fileno(ftrace), STDERR_FILENO);
378 if (new_tracelevel == 0 || filename == 0)
380 tracelevel_msg(pat, dump != 0 ? dump : (filename != 0));
386 sigtrace_on(int s UNUSED)
389 sigtrace_pat = "SIGUSR1: %s";
395 sigtrace_off(int s UNUSED)
398 sigtrace_pat = "SIGUSR2: %s";
402 /* Set tracing after a signal.
407 if (new_tracelevel == tracelevel)
410 /* If tracing entirely off, and there was no tracefile specified
411 * on the command line, then leave it off.
413 if (new_tracelevel > tracelevel && ftrace == 0) {
414 if (savetracename[0] != '\0') {
415 set_tracefile(savetracename,sigtrace_pat,0);
416 } else if (inittracename[0] != '\0') {
417 set_tracefile(inittracename,sigtrace_pat,0);
423 tracelevel_msg(sigtrace_pat, 0);
428 /* display an address
431 addrname(naddr addr, /* in network byte order */
433 int force) /* 0=show mask if nonstandard, */
434 { /* 1=always show mask, 2=never */
444 s = strcpy(bufs[bufno].str, naddr_ntoa(addr));
445 bufno = (bufno+1) % NUM_BUFS;
447 if (force == 1 || (force == 0 && mask != std_mask(addr))) {
450 dmask = mask & -mask;
451 if (mask + dmask == 0) {
452 for (i = 0; i != 32 && ((1<<i) & mask) == 0; i++)
454 (void)sprintf(sp, "/%d", 32-i);
457 (void)sprintf(sp, " (mask %#x)", (u_int)mask);
466 /* display a bit-field
471 const char *bits_name;
474 static const struct bits if_bits[] = {
475 { IFF_LOOPBACK, 0, "LOOPBACK" },
476 { IFF_POINTOPOINT, 0, "PT-TO-PT" },
480 static const struct bits is_bits[] = {
481 { IS_ALIAS, 0, "ALIAS" },
482 { IS_SUBNET, 0, "" },
483 { IS_REMOTE, (IS_NO_RDISC
484 | IS_BCAST_RDISC), "REMOTE" },
485 { IS_PASSIVE, (IS_NO_RDISC
489 | IS_NO_AG), "PASSIVE" },
490 { IS_EXTERNAL, 0, "EXTERNAL" },
491 { IS_CHECKED, 0, "" },
492 { IS_ALL_HOSTS, 0, "" },
493 { IS_ALL_ROUTERS, 0, "" },
494 { IS_DISTRUST, 0, "DISTRUST" },
495 { IS_BROKE, IS_SICK, "BROKEN" },
496 { IS_SICK, 0, "SICK" },
497 { IS_DUP, 0, "DUPLICATE" },
498 { IS_REDIRECT_OK, 0, "REDIRECT_OK" },
499 { IS_NEED_NET_SYN, 0, "" },
500 { IS_NO_AG, IS_NO_SUPER_AG, "NO_AG" },
501 { IS_NO_SUPER_AG, 0, "NO_SUPER_AG" },
505 | IS_NO_RIPV2_OUT), 0, "NO_RIP" },
507 | IS_NO_RIPV1_OUT), 0, "RIPV2" },
508 { IS_NO_RIPV1_IN, 0, "NO_RIPV1_IN" },
509 { IS_NO_RIPV2_IN, 0, "NO_RIPV2_IN" },
510 { IS_NO_RIPV1_OUT, 0, "NO_RIPV1_OUT" },
511 { IS_NO_RIPV2_OUT, 0, "NO_RIPV2_OUT" },
514 | IS_NO_ADV_OUT), IS_BCAST_RDISC, "NO_RDISC" },
515 { IS_NO_SOL_OUT, 0, "NO_SOLICIT" },
516 { IS_SOL_OUT, 0, "SEND_SOLICIT" },
517 { IS_NO_ADV_OUT, IS_BCAST_RDISC, "NO_RDISC_ADV" },
518 { IS_ADV_OUT, 0, "RDISC_ADV" },
519 { IS_BCAST_RDISC, 0, "BCAST_RDISC" },
520 { IS_PM_RDISC, 0, "" },
524 static const struct bits rs_bits[] = {
526 { RS_NET_INT, RS_NET_SYN, "NET_INT" },
527 { RS_NET_SYN, 0, "NET_SYN" },
528 { RS_SUBNET, 0, "" },
529 { RS_LOCAL, 0, "LOCAL" },
530 { RS_MHOME, 0, "MHOME" },
531 { RS_STATIC, 0, "STATIC" },
532 { RS_RDISC, 0, "RDISC" },
538 trace_bits(const struct bits *tbl,
546 (void)putc('<', ftrace);
553 && (b = tbl->bits_mask) != 0) {
554 if ((b & field) == b) {
555 if (tbl->bits_name[0] != '\0') {
557 (void)putc(c, ftrace);
558 (void)fprintf(ftrace, "%s", tbl->bits_name);
561 if (0 == (field &= ~(b | tbl->bits_clear)))
566 if (field != 0 && tbl->bits_name != 0) {
568 (void)putc(c, ftrace);
569 (void)fprintf(ftrace, tbl->bits_name, field);
573 if (c != '<' || force)
574 (void)fputs("> ", ftrace);
583 static char buf[3*4+3+1+2+3 /* "xxx.xxx.xxx.xxx/xx-->" */
584 +3*4+3+1]; /* "xxx.xxx.xxx.xxx" */
587 i = sprintf(buf, "%-16s-->", addrname(dst, mask, 0));
588 (void)sprintf(&buf[i], "%-*s", 15+20-MAX(20,i), naddr_ntoa(gate));
594 print_rts(struct rt_spare *rts,
595 int force_metric, /* -1=suppress, 0=default */
596 int force_ifp, /* -1=suppress, 0=default */
597 int force_router, /* -1=suppress, 0=default, 1=display */
598 int force_tag, /* -1=suppress, 0=default, 1=display */
599 int force_time) /* 0=suppress, 1=display */
604 if (force_metric >= 0)
605 (void)fprintf(ftrace, "metric=%-2d ", rts->rts_metric);
607 (void)fprintf(ftrace, "%s ", (rts->rts_ifp == 0 ?
608 "if?" : rts->rts_ifp->int_name));
610 || (force_router == 0 && rts->rts_router != rts->rts_gate))
611 (void)fprintf(ftrace, "router=%s ",
612 naddr_ntoa(rts->rts_router));
614 (void)fprintf(ftrace, "%s ", ts(rts->rts_time));
616 || (force_tag == 0 && rts->rts_tag != 0))
617 (void)fprintf(ftrace, "tag=%#x ", ntohs(rts->rts_tag));
618 if (rts->rts_de_ag != 0) {
619 for (i = 1; (u_int)(1 << i) <= rts->rts_de_ag; i++)
621 (void)fprintf(ftrace, "de_ag=%d ", i);
628 trace_if(const char *act,
629 struct interface *ifp)
631 if (!TRACEACTIONS || ftrace == 0)
635 (void)fprintf(ftrace, "%-3s interface %-4s ", act, ifp->int_name);
636 (void)fprintf(ftrace, "%-15s-->%-15s ",
637 naddr_ntoa(ifp->int_addr),
638 addrname(((ifp->int_if_flags & IFF_POINTOPOINT)
640 : htonl(ifp->int_net)),
642 if (ifp->int_metric != 0)
643 (void)fprintf(ftrace, "metric=%d ", ifp->int_metric);
644 if (ifp->int_adj_inmetric != 0)
645 (void)fprintf(ftrace, "adj_inmetric=%u ",
646 ifp->int_adj_inmetric);
647 if (ifp->int_adj_outmetric != 0)
648 (void)fprintf(ftrace, "adj_outmetric=%u ",
649 ifp->int_adj_outmetric);
650 if (!IS_RIP_OUT_OFF(ifp->int_state)
651 && ifp->int_d_metric != 0)
652 (void)fprintf(ftrace, "fake_default=%u ", ifp->int_d_metric);
653 trace_bits(if_bits, ifp->int_if_flags, 0);
654 trace_bits(is_bits, ifp->int_state, 0);
655 (void)fputc('\n',ftrace);
660 trace_upslot(struct rt_entry *rt,
661 struct rt_spare *rts,
662 struct rt_spare *new)
664 if (!TRACEACTIONS || ftrace == 0)
667 if (rts->rts_gate == new->rts_gate
668 && rts->rts_router == new->rts_router
669 && rts->rts_metric == new->rts_metric
670 && rts->rts_tag == new->rts_tag
671 && rts->rts_de_ag == new->rts_de_ag)
675 if (new->rts_gate == 0) {
676 (void)fprintf(ftrace, "Del #%d %-35s ",
677 (int)(rts - rt->rt_spares),
678 rtname(rt->rt_dst, rt->rt_mask, rts->rts_gate));
679 print_rts(rts, 0,0,0,0,
680 (rts != rt->rt_spares
681 || AGE_RT(rt->rt_state,new->rts_ifp)));
683 } else if (rts->rts_gate != RIP_DEFAULT) {
684 (void)fprintf(ftrace, "Chg #%d %-35s ",
685 (int)(rts - rt->rt_spares),
686 rtname(rt->rt_dst, rt->rt_mask, rts->rts_gate));
688 rts->rts_gate != new->rts_gate,
689 rts->rts_tag != new->rts_tag,
690 rts != rt->rt_spares || AGE_RT(rt->rt_state,
693 (void)fprintf(ftrace, "\n %19s%-16s ", "",
694 (new->rts_gate != rts->rts_gate
695 ? naddr_ntoa(new->rts_gate) : ""));
697 -(new->rts_metric == rts->rts_metric),
698 -(new->rts_ifp == rts->rts_ifp),
700 rts->rts_tag != new->rts_tag,
701 (new->rts_time != rts->rts_time
702 && (rts != rt->rt_spares
703 || AGE_RT(rt->rt_state, new->rts_ifp))));
706 (void)fprintf(ftrace, "Add #%d %-35s ",
707 (int)(rts - rt->rt_spares),
708 rtname(rt->rt_dst, rt->rt_mask, new->rts_gate));
709 print_rts(new, 0,0,0,0,
710 (rts != rt->rt_spares
711 || AGE_RT(rt->rt_state,new->rts_ifp)));
713 (void)fputc('\n',ftrace);
717 /* miscellaneous message checked by the caller
720 trace_misc(const char *p, ...)
729 vfprintf(ftrace, p, args);
731 (void)fputc('\n',ftrace);
735 /* display a message if tracing actions
738 trace_act(const char *p, ...)
742 if (!TRACEACTIONS || ftrace == 0)
747 vfprintf(ftrace, p, args);
749 (void)fputc('\n',ftrace);
753 /* display a message if tracing packets
756 trace_pkt(const char *p, ...)
760 if (!TRACEPACKETS || ftrace == 0)
765 vfprintf(ftrace, p, args);
767 (void)fputc('\n',ftrace);
772 trace_change(struct rt_entry *rt,
774 struct rt_spare *new,
780 if (rt->rt_metric == new->rts_metric
781 && rt->rt_gate == new->rts_gate
782 && rt->rt_router == new->rts_router
783 && rt->rt_state == state
784 && rt->rt_tag == new->rts_tag
785 && rt->rt_de_ag == new->rts_de_ag)
789 (void)fprintf(ftrace, "%s %-35s ",
791 rtname(rt->rt_dst, rt->rt_mask, rt->rt_gate));
792 print_rts(rt->rt_spares,
793 0,0,0,0, AGE_RT(rt->rt_state, rt->rt_ifp));
794 trace_bits(rs_bits, rt->rt_state, rt->rt_state != state);
796 (void)fprintf(ftrace, "\n%*s %19s%-16s ",
797 (int)strlen(label), "", "",
798 (rt->rt_gate != new->rts_gate
799 ? naddr_ntoa(new->rts_gate) : ""));
801 -(new->rts_metric == rt->rt_metric),
802 -(new->rts_ifp == rt->rt_ifp),
804 rt->rt_tag != new->rts_tag,
805 (rt->rt_time != new->rts_time
806 && AGE_RT(rt->rt_state,new->rts_ifp)));
807 if (rt->rt_state != state)
808 trace_bits(rs_bits, state, 1);
809 (void)fputc('\n',ftrace);
814 trace_add_del(const char * action, struct rt_entry *rt)
820 (void)fprintf(ftrace, "%s %-35s ",
822 rtname(rt->rt_dst, rt->rt_mask, rt->rt_gate));
823 print_rts(rt->rt_spares, 0,0,0,0,AGE_RT(rt->rt_state,rt->rt_ifp));
824 trace_bits(rs_bits, rt->rt_state, 0);
825 (void)fputc('\n',ftrace);
831 walk_trace(struct radix_node *rn,
832 struct walkarg *w UNUSED)
834 #define RT ((struct rt_entry *)rn)
835 struct rt_spare *rts;
838 (void)fprintf(ftrace, " %-35s ",
839 rtname(RT->rt_dst, RT->rt_mask, RT->rt_gate));
840 print_rts(&RT->rt_spares[0], 0,0,0,0, AGE_RT(RT->rt_state, RT->rt_ifp));
841 trace_bits(rs_bits, RT->rt_state, 0);
842 if (RT->rt_poison_time >= now_garbage
843 && RT->rt_poison_metric < RT->rt_metric)
844 (void)fprintf(ftrace, "pm=%d@%s",
845 RT->rt_poison_metric, ts(RT->rt_poison_time));
847 rts = &RT->rt_spares[1];
848 for (i = 1; i < NUM_SPARES; i++, rts++) {
849 if (rts->rts_gate != RIP_DEFAULT) {
850 (void)fprintf(ftrace,"\n #%d%15s%-16s ",
851 i, "", naddr_ntoa(rts->rts_gate));
852 print_rts(rts, 0,0,0,0,1);
855 (void)fputc('\n',ftrace);
864 struct interface *ifp;
870 (void)fputs("current daemon state:\n", ftrace);
871 LIST_FOREACH(ifp, &ifnet, int_list)
873 (void)rn_walktree(rhead, walk_trace, 0);
878 trace_rip(const char *dir1, const char *dir2,
879 struct sockaddr_in *who,
880 struct interface *ifp,
882 int size) /* total size of message */
884 struct netinfo *n, *lim;
885 # define NA ((struct netauth*)n)
888 if (!TRACEPACKETS || ftrace == 0)
892 if (msg->rip_cmd >= RIPCMD_MAX
893 || msg->rip_vers == 0) {
894 (void)fprintf(ftrace, "%s bad RIPv%d cmd=%d %s"
896 dir1, msg->rip_vers, msg->rip_cmd, dir2,
897 naddr_ntoa(who->sin_addr.s_addr),
898 ntohs(who->sin_port),
903 (void)fprintf(ftrace, "%s RIPv%d %s %s %s.%d%s%s\n",
904 dir1, msg->rip_vers, ripcmds[msg->rip_cmd], dir2,
905 naddr_ntoa(who->sin_addr.s_addr), ntohs(who->sin_port),
906 ifp ? " via " : "", ifp ? ifp->int_name : "");
911 switch (msg->rip_cmd) {
913 case RIPCMD_RESPONSE:
915 lim = (struct netinfo *)((char*)msg + size);
916 for (; n < lim; n++) {
918 && n->n_family == RIP_AF_UNSPEC
919 && ntohl(n->n_metric) == HOPCNT_INFINITY
920 && msg->rip_cmd == RIPCMD_REQUEST
923 && (n+1)->n_family == RIP_AF_AUTH))) {
924 (void)fputs("\tQUERY ", ftrace);
926 (void)fprintf(ftrace, "%s ",
927 naddr_ntoa(n->n_dst));
929 (void)fprintf(ftrace, "mask=%#x ",
930 (u_int)ntohl(n->n_mask));
932 (void)fprintf(ftrace, "nhop=%s ",
933 naddr_ntoa(n->n_nhop));
935 (void)fprintf(ftrace, "tag=%#x ",
937 (void)fputc('\n',ftrace);
941 if (n->n_family == RIP_AF_AUTH) {
942 if (NA->a_type == RIP_AUTH_PW
943 && n == msg->rip_nets) {
944 (void)fprintf(ftrace, "\tPassword"
947 qstring(NA->au.au_pw,
952 if (NA->a_type == RIP_AUTH_MD5
953 && n == msg->rip_nets) {
954 (void)fprintf(ftrace,
956 " pkt_len=%d KeyID=%u"
960 ntohs(NA->au.a_md5.md5_pkt_len),
961 NA->au.a_md5.md5_keyid,
962 NA->au.a_md5.md5_auth_len,
963 (int)ntohl(NA->au.a_md5.md5_seqno),
964 (int)ntohs(NA->au.a_md5.rsvd[0]),
965 (int)ntohs(NA->au.a_md5.rsvd[1]));
968 (void)fprintf(ftrace,
969 "\tAuthentication type %d: ",
972 i < (int)sizeof(NA->au.au_pw);
974 (void)fprintf(ftrace, "%02x ",
976 (void)fputc('\n',ftrace);
981 if (n->n_family != RIP_AF_INET) {
982 (void)fprintf(ftrace,
983 "\t(af %d) %-18s mask=%#x ",
985 naddr_ntoa(n->n_dst),
986 (u_int)ntohl(n->n_mask));
987 } else if (msg->rip_vers == RIPv1) {
988 (void)fprintf(ftrace, "\t%-18s ",
991 n->n_mask==0 ? 2 : 1));
993 (void)fprintf(ftrace, "\t%-18s ",
996 n->n_mask==0 ? 2 : 0));
998 (void)fprintf(ftrace, "metric=%-2d ",
999 (u_int)ntohl(n->n_metric));
1001 (void)fprintf(ftrace, " nhop=%s ",
1002 naddr_ntoa(n->n_nhop));
1004 (void)fprintf(ftrace, "tag=%#x",
1006 (void)fputc('\n',ftrace);
1008 if (size != (char *)n - (char *)msg)
1009 (void)fprintf(ftrace, "truncated record, len %d\n",
1013 case RIPCMD_TRACEON:
1014 fprintf(ftrace, "\tfile=\"%.*s\"\n", size-4,
1015 msg->rip_tracefile);
1018 case RIPCMD_TRACEOFF: