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. 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
29 * @(#)trace.c 8.1 (Berkeley) 6/5/93
30 * $FreeBSD: src/sbin/routed/trace.c,v 1.5.2.1 2002/11/07 17:19:13 imp Exp $
35 #include "pathnames.h"
37 #include <sys/signal.h>
40 #define NRECORDS 50 /* size of circular trace buffer */
42 int tracelevel
, new_tracelevel
;
43 FILE *ftrace
; /* output trace file */
44 static const char *sigtrace_pat
= "%s";
45 static char savetracename
[MAXPATHLEN
+1];
46 char inittracename
[MAXPATHLEN
+1];
47 int file_trace
; /* 1=tracing to file, not stdout */
49 static void trace_dump(void);
50 static void tmsg(const char *, ...) __printflike(1, 2);
53 /* convert string to printable characters
56 qstring(u_char
*s
, int len
)
58 static char buf
[8*20+1];
63 for (p
= buf
; len
!= 0 && p
< &buf
[sizeof(buf
)-1]; len
--) {
66 for (s2
= s
+1; s2
< &s
[len
]; s2
++) {
74 if (c
>= ' ' && c
< 0x7f && c
!= '\\') {
96 p
+= sprintf(p
,"%o",c
);
106 /* convert IP address to a string, but not into a single buffer
114 char str
[16]; /* xxx.xxx.xxx.xxx\0 */
120 s
= strcpy(bufs
[bufno
].str
, inet_ntoa(addr
));
121 bufno
= (bufno
+1) % NUM_BUFS
;
128 saddr_ntoa(struct sockaddr
*sa
)
130 return (sa
== NULL
) ? "?" : naddr_ntoa(S_ADDR(sa
));
138 secs
+= epoch
.tv_sec
;
139 memcpy(s
, ctime(&secs
)+11, 8);
145 /* On each event, display a time stamp.
146 * This assumes that 'now' is update once for each event, and
147 * that at least now.tv_usec changes.
149 static struct timeval lastlog_time
;
154 if (lastlog_time
.tv_sec
!= now
.tv_sec
155 || lastlog_time
.tv_usec
!= now
.tv_usec
) {
156 fprintf(ftrace
, "-- %s --\n", ts(now
.tv_sec
));
163 tmsg(const char *p
, ...)
167 if (ftrace
!= NULL
) {
170 vfprintf(ftrace
, p
, args
);
178 trace_close(int zap_stdio
)
186 if (ftrace
!= NULL
&& zap_stdio
) {
187 if (ftrace
!= stdout
)
190 fd
= open(_PATH_DEVNULL
, O_RDWR
);
191 if (isatty(STDIN_FILENO
))
192 dup2(fd
, STDIN_FILENO
);
193 if (isatty(STDOUT_FILENO
))
194 dup2(fd
, STDOUT_FILENO
);
195 if (isatty(STDERR_FILENO
))
196 dup2(fd
, STDERR_FILENO
);
199 lastlog_time
.tv_sec
= 0;
206 if (ftrace
!= NULL
) {
209 trace_off("tracing off: %s", strerror(ferror(ftrace
)));
215 trace_off(const char *p
, ...)
220 if (ftrace
!= NULL
) {
223 vfprintf(ftrace
, p
, args
);
226 trace_close(file_trace
);
228 new_tracelevel
= tracelevel
= 0;
232 /* log a change in tracing
235 tracelevel_msg(const char *pat
,
236 int dump
) /* -1=no dump, 0=default, 1=force */
238 static const char *off_msgs
[MAX_TRACELEVEL
] = {
239 "Tracing actions stopped",
240 "Tracing packets stopped",
241 "Tracing packet contents stopped",
242 "Tracing kernel changes stopped",
244 static const char *on_msgs
[MAX_TRACELEVEL
] = {
245 "Tracing actions started",
246 "Tracing packets started",
247 "Tracing packet contents started",
248 "Tracing kernel changes started",
250 u_int old_tracelevel
= tracelevel
;
253 if (new_tracelevel
< 0)
255 else if (new_tracelevel
> MAX_TRACELEVEL
)
256 new_tracelevel
= MAX_TRACELEVEL
;
258 if (new_tracelevel
< tracelevel
) {
259 if (new_tracelevel
<= 0) {
260 trace_off(pat
, off_msgs
[0]);
262 tmsg(pat
, off_msgs
[tracelevel
]);
264 while (--tracelevel
!= new_tracelevel
);
266 } else if (new_tracelevel
> tracelevel
) {
268 tmsg(pat
, on_msgs
[tracelevel
++]);
269 } while (tracelevel
!= new_tracelevel
);
273 || (dump
== 0 && old_tracelevel
== 0 && tracelevel
!= 0))
279 set_tracefile(const char *filename
,
281 int dump
) /* -1=no dump, 0=default, 1=force */
288 /* Allow a null filename to increase the level if the trace file
289 * is already open or if coming from a trusted source, such as
290 * a signal or the command line.
292 if (filename
== NULL
|| filename
[0] == '\0') {
294 if (ftrace
== NULL
) {
295 if (inittracename
[0] == '\0') {
296 msglog("missing trace file name");
304 } else if (!strcmp(filename
,"dump/../table")) {
309 /* Allow the file specified with "-T file" to be reopened,
310 * but require all other names specified over the net to
311 * match the official path. The path can specify a directory
312 * in which the file is to be created.
314 if (strcmp(filename
, inittracename
)
316 && (strncmp(filename
, _PATH_TRACE
, sizeof(_PATH_TRACE
)-1)
317 || strstr(filename
,"../")
318 || 0 > stat(_PATH_TRACE
, &stbuf
))
321 msglog("wrong trace file \"%s\"", filename
);
325 /* If the new tracefile exists, it must be a regular file.
327 if (stat(filename
, &stbuf
) >= 0 && !S_ISREG(stbuf
.st_mode
)) {
328 msglog("wrong type (%#x) of trace file \"%s\"",
329 stbuf
.st_mode
, filename
);
337 n_ftrace
= fopen(fn
, "a");
338 if (n_ftrace
== NULL
) {
339 msglog("failed to open trace file \"%s\" %s",
340 fn
, strerror(errno
));
341 if (fn
== inittracename
)
342 inittracename
[0] = '\0';
346 tmsg("switch to trace file %s", fn
);
348 trace_close(file_trace
= 1);
350 if (fn
!= savetracename
)
351 strncpy(savetracename
, fn
, sizeof(savetracename
)-1);
356 dup2(fileno(ftrace
), STDOUT_FILENO
);
357 dup2(fileno(ftrace
), STDERR_FILENO
);
360 if (new_tracelevel
== 0 || filename
== NULL
)
362 tracelevel_msg(pat
, dump
!= 0 ? dump
: (filename
!= NULL
));
368 sigtrace_on(__unused
int s
)
371 sigtrace_pat
= "SIGUSR1: %s";
377 sigtrace_off(__unused
int s
)
380 sigtrace_pat
= "SIGUSR2: %s";
384 /* Set tracing after a signal.
389 if (new_tracelevel
== tracelevel
)
392 /* If tracing entirely off, and there was no tracefile specified
393 * on the command line, then leave it off.
395 if (new_tracelevel
> tracelevel
&& ftrace
== NULL
) {
396 if (savetracename
[0] != '\0') {
397 set_tracefile(savetracename
,sigtrace_pat
,0);
398 } else if (inittracename
[0] != '\0') {
399 set_tracefile(inittracename
,sigtrace_pat
,0);
405 tracelevel_msg(sigtrace_pat
, 0);
410 /* display an address
413 addrname(naddr addr
, /* in network byte order */
415 int force
) /* 0=show mask if nonstandard, */
416 { /* 1=always show mask, 2=never */
426 s
= strcpy(bufs
[bufno
].str
, naddr_ntoa(addr
));
427 bufno
= (bufno
+1) % NUM_BUFS
;
429 if (force
== 1 || (force
== 0 && mask
!= std_mask(addr
))) {
432 dmask
= mask
& -mask
;
433 if (mask
+ dmask
== 0) {
434 for (i
= 0; i
!= 32 && ((1<<i
) & mask
) == 0; i
++)
436 sprintf(sp
, "/%d", 32-i
);
439 sprintf(sp
, " (mask %#x)", (u_int
)mask
);
448 /* display a bit-field
453 const char *bits_name
;
456 static struct bits if_bits
[] = {
457 { IFF_LOOPBACK
, 0, "LOOPBACK" },
458 { IFF_POINTOPOINT
, 0, "PT-TO-PT" },
462 static struct bits is_bits
[] = {
463 { IS_ALIAS
, 0, "ALIAS" },
464 { IS_SUBNET
, 0, "" },
465 { IS_REMOTE
, (IS_NO_RDISC
466 | IS_BCAST_RDISC
), "REMOTE" },
467 { IS_PASSIVE
, (IS_NO_RDISC
471 | IS_NO_AG
), "PASSIVE" },
472 { IS_EXTERNAL
, 0, "EXTERNAL" },
473 { IS_CHECKED
, 0, "" },
474 { IS_ALL_HOSTS
, 0, "" },
475 { IS_ALL_ROUTERS
, 0, "" },
476 { IS_DISTRUST
, 0, "DISTRUST" },
477 { IS_BROKE
, IS_SICK
, "BROKEN" },
478 { IS_SICK
, 0, "SICK" },
479 { IS_DUP
, 0, "DUPLICATE" },
480 { IS_REDIRECT_OK
, 0, "REDIRECT_OK" },
481 { IS_NEED_NET_SYN
, 0, "" },
482 { IS_NO_AG
, IS_NO_SUPER_AG
, "NO_AG" },
483 { IS_NO_SUPER_AG
, 0, "NO_SUPER_AG" },
487 | IS_NO_RIPV2_OUT
), 0, "NO_RIP" },
489 | IS_NO_RIPV1_OUT
), 0, "RIPV2" },
490 { IS_NO_RIPV1_IN
, 0, "NO_RIPV1_IN" },
491 { IS_NO_RIPV2_IN
, 0, "NO_RIPV2_IN" },
492 { IS_NO_RIPV1_OUT
, 0, "NO_RIPV1_OUT" },
493 { IS_NO_RIPV2_OUT
, 0, "NO_RIPV2_OUT" },
496 | IS_NO_ADV_OUT
), IS_BCAST_RDISC
, "NO_RDISC" },
497 { IS_NO_SOL_OUT
, 0, "NO_SOLICIT" },
498 { IS_SOL_OUT
, 0, "SEND_SOLICIT" },
499 { IS_NO_ADV_OUT
, IS_BCAST_RDISC
, "NO_RDISC_ADV" },
500 { IS_ADV_OUT
, 0, "RDISC_ADV" },
501 { IS_BCAST_RDISC
, 0, "BCAST_RDISC" },
502 { IS_PM_RDISC
, 0, "" },
506 static struct bits rs_bits
[] = {
508 { RS_NET_INT
, RS_NET_SYN
, "NET_INT" },
509 { RS_NET_SYN
, 0, "NET_SYN" },
510 { RS_SUBNET
, 0, "" },
511 { RS_LOCAL
, 0, "LOCAL" },
512 { RS_MHOME
, 0, "MHOME" },
513 { RS_STATIC
, 0, "STATIC" },
514 { RS_RDISC
, 0, "RDISC" },
520 trace_bits(const struct bits
*tbl
,
535 && (b
= tbl
->bits_mask
) != 0) {
536 if ((b
& field
) == b
) {
537 if (tbl
->bits_name
[0] != '\0') {
540 fprintf(ftrace
, "%s", tbl
->bits_name
);
543 if (0 == (field
&= ~(b
| tbl
->bits_clear
)))
548 if (field
!= 0 && tbl
->bits_name
!= NULL
) {
551 fprintf(ftrace
, tbl
->bits_name
, field
);
555 if (c
!= '<' || force
)
565 static char buf
[3*4+3+1+2+3 /* "xxx.xxx.xxx.xxx/xx-->" */
566 +3*4+3+1]; /* "xxx.xxx.xxx.xxx" */
569 i
= sprintf(buf
, "%-16s-->", addrname(dst
, mask
, 0));
570 sprintf(&buf
[i
], "%-*s", 15+20-MAX(20,i
), naddr_ntoa(gate
));
576 print_rts(struct rt_spare
*rts
,
577 int force_metric
, /* -1=suppress, 0=default */
578 int force_ifp
, /* -1=suppress, 0=default */
579 int force_router
, /* -1=suppress, 0=default, 1=display */
580 int force_tag
, /* -1=suppress, 0=default, 1=display */
581 int force_time
) /* 0=suppress, 1=display */
586 if (force_metric
>= 0)
587 fprintf(ftrace
, "metric=%-2d ", rts
->rts_metric
);
589 fprintf(ftrace
, "%s ", (rts
->rts_ifp
== 0 ?
590 "if?" : rts
->rts_ifp
->int_name
));
592 || (force_router
== 0 && rts
->rts_router
!= rts
->rts_gate
))
593 fprintf(ftrace
, "router=%s ", naddr_ntoa(rts
->rts_router
));
595 fprintf(ftrace
, "%s ", ts(rts
->rts_time
));
597 || (force_tag
== 0 && rts
->rts_tag
!= 0))
598 fprintf(ftrace
, "tag=%#x ", ntohs(rts
->rts_tag
));
599 if (rts
->rts_de_ag
!= 0) {
600 for (i
= 1; (u_int
)(1 << i
) <= rts
->rts_de_ag
; i
++)
602 fprintf(ftrace
, "de_ag=%d ", i
);
609 trace_if(const char *act
,
610 struct interface
*ifp
)
612 if (!TRACEACTIONS
|| ftrace
== NULL
)
616 fprintf(ftrace
, "%-3s interface %-4s ", act
, ifp
->int_name
);
617 fprintf(ftrace
, "%-15s-->%-15s ",
618 naddr_ntoa(ifp
->int_addr
),
619 addrname(((ifp
->int_if_flags
& IFF_POINTOPOINT
)
620 ? ifp
->int_dstaddr
: htonl(ifp
->int_net
)),
622 if (ifp
->int_metric
!= 0)
623 fprintf(ftrace
, "metric=%d ", ifp
->int_metric
);
624 if (!IS_RIP_OUT_OFF(ifp
->int_state
)
625 && ifp
->int_d_metric
!= 0)
626 fprintf(ftrace
, "fake_default=%d ", ifp
->int_d_metric
);
627 trace_bits(if_bits
, ifp
->int_if_flags
, 0);
628 trace_bits(is_bits
, ifp
->int_state
, 0);
634 trace_upslot(struct rt_entry
*rt
,
635 struct rt_spare
*rts
,
636 struct rt_spare
*new)
638 if (!TRACEACTIONS
|| ftrace
== NULL
)
641 if (rts
->rts_gate
== new->rts_gate
642 && rts
->rts_router
== new->rts_router
643 && rts
->rts_metric
== new->rts_metric
644 && rts
->rts_tag
== new->rts_tag
645 && rts
->rts_de_ag
== new->rts_de_ag
)
649 if (new->rts_gate
== 0) {
650 fprintf(ftrace
, "Del #%d %-35s ",
651 (int)(rts
- rt
->rt_spares
),
652 rtname(rt
->rt_dst
, rt
->rt_mask
, rts
->rts_gate
));
653 print_rts(rts
, 0,0,0,0,
654 (rts
!= rt
->rt_spares
655 || AGE_RT(rt
->rt_state
,new->rts_ifp
)));
657 } else if (rts
->rts_gate
!= RIP_DEFAULT
) {
658 fprintf(ftrace
, "Chg #%d %-35s ",
659 (int)(rts
- rt
->rt_spares
),
660 rtname(rt
->rt_dst
, rt
->rt_mask
, rts
->rts_gate
));
662 rts
->rts_gate
!= new->rts_gate
,
663 rts
->rts_tag
!= new->rts_tag
,
664 rts
!= rt
->rt_spares
|| AGE_RT(rt
->rt_state
,
667 fprintf(ftrace
, "\n %19s%-16s ", "",
668 (new->rts_gate
!= rts
->rts_gate
669 ? naddr_ntoa(new->rts_gate
) : ""));
671 -(new->rts_metric
== rts
->rts_metric
),
672 -(new->rts_ifp
== rts
->rts_ifp
),
674 rts
->rts_tag
!= new->rts_tag
,
675 (new->rts_time
!= rts
->rts_time
676 && (rts
!= rt
->rt_spares
677 || AGE_RT(rt
->rt_state
, new->rts_ifp
))));
680 fprintf(ftrace
, "Add #%d %-35s ",
681 (int)(rts
- rt
->rt_spares
),
682 rtname(rt
->rt_dst
, rt
->rt_mask
, new->rts_gate
));
683 print_rts(new, 0,0,0,0,
684 (rts
!= rt
->rt_spares
685 || AGE_RT(rt
->rt_state
,new->rts_ifp
)));
691 /* miscellaneous message checked by the caller
694 trace_misc(const char *p
, ...)
703 vfprintf(ftrace
, p
, args
);
708 /* display a message if tracing actions
711 trace_act(const char *p
, ...)
715 if (!TRACEACTIONS
|| ftrace
== NULL
)
720 vfprintf(ftrace
, p
, args
);
725 /* display a message if tracing packets
728 trace_pkt(const char *p
, ...)
732 if (!TRACEPACKETS
|| ftrace
== NULL
)
737 vfprintf(ftrace
, p
, args
);
743 trace_change(struct rt_entry
*rt
,
745 struct rt_spare
*new,
751 if (rt
->rt_metric
== new->rts_metric
752 && rt
->rt_gate
== new->rts_gate
753 && rt
->rt_router
== new->rts_router
754 && rt
->rt_state
== state
755 && rt
->rt_tag
== new->rts_tag
756 && rt
->rt_de_ag
== new->rts_de_ag
)
760 fprintf(ftrace
, "%s %-35s ",
761 label
, rtname(rt
->rt_dst
, rt
->rt_mask
, rt
->rt_gate
));
762 print_rts(rt
->rt_spares
,
763 0,0,0,0, AGE_RT(rt
->rt_state
, rt
->rt_ifp
));
764 trace_bits(rs_bits
, rt
->rt_state
, rt
->rt_state
!= state
);
766 fprintf(ftrace
, "\n%*s %19s%-16s ",
767 (int)strlen(label
), "", "",
768 (rt
->rt_gate
!= new->rts_gate
769 ? naddr_ntoa(new->rts_gate
) : ""));
771 -(new->rts_metric
== rt
->rt_metric
),
772 -(new->rts_ifp
== rt
->rt_ifp
),
774 rt
->rt_tag
!= new->rts_tag
,
775 (rt
->rt_time
!= new->rts_time
776 && AGE_RT(rt
->rt_state
,new->rts_ifp
)));
777 if (rt
->rt_state
!= state
)
778 trace_bits(rs_bits
, state
, 1);
784 trace_add_del(const char * action
, struct rt_entry
*rt
)
790 fprintf(ftrace
, "%s %-35s ",
791 action
, rtname(rt
->rt_dst
, rt
->rt_mask
, rt
->rt_gate
));
792 print_rts(rt
->rt_spares
, 0,0,0,0,AGE_RT(rt
->rt_state
,rt
->rt_ifp
));
793 trace_bits(rs_bits
, rt
->rt_state
, 0);
800 walk_trace(struct radix_node
*rn
, __unused
struct walkarg
*w
)
802 #define RT ((struct rt_entry *)rn)
803 struct rt_spare
*rts
;
806 fprintf(ftrace
, " %-35s ",
807 rtname(RT
->rt_dst
, RT
->rt_mask
, RT
->rt_gate
));
808 print_rts(&RT
->rt_spares
[0], 0,0,0,0, AGE_RT(RT
->rt_state
, RT
->rt_ifp
));
809 trace_bits(rs_bits
, RT
->rt_state
, 0);
810 if (RT
->rt_poison_time
>= now_garbage
811 && RT
->rt_poison_metric
< RT
->rt_metric
)
812 fprintf(ftrace
, "pm=%d@%s",
813 RT
->rt_poison_metric
, ts(RT
->rt_poison_time
));
815 rts
= &RT
->rt_spares
[1];
816 for (i
= 1; i
< NUM_SPARES
; i
++, rts
++) {
817 if (rts
->rts_gate
!= RIP_DEFAULT
) {
818 fprintf(ftrace
,"\n #%d%15s%-16s ",
819 i
, "", naddr_ntoa(rts
->rts_gate
));
820 print_rts(rts
, 0,0,0,0,1);
832 struct interface
*ifp
;
838 fputs("current daemon state:\n", ftrace
);
839 for (ifp
= ifnet
; ifp
!= NULL
; ifp
= ifp
->int_next
)
841 rn_walktree(rhead
, walk_trace
, 0);
846 trace_rip(const char *dir1
, const char *dir2
,
847 struct sockaddr_in
*who
,
848 struct interface
*ifp
,
850 int size
) /* total size of message */
852 struct netinfo
*n
, *lim
;
853 # define NA ((struct netauth*)n)
856 if (!TRACEPACKETS
|| ftrace
== NULL
)
860 if (msg
->rip_cmd
>= RIPCMD_MAX
861 || msg
->rip_vers
== 0) {
862 fprintf(ftrace
, "%s bad RIPv%d cmd=%d %s"
864 dir1
, msg
->rip_vers
, msg
->rip_cmd
, dir2
,
865 naddr_ntoa(who
->sin_addr
.s_addr
),
866 ntohs(who
->sin_port
),
871 fprintf(ftrace
, "%s RIPv%d %s %s %s.%d%s%s\n",
872 dir1
, msg
->rip_vers
, ripcmds
[msg
->rip_cmd
], dir2
,
873 naddr_ntoa(who
->sin_addr
.s_addr
), ntohs(who
->sin_port
),
874 ifp
? " via " : "", ifp
? ifp
->int_name
: "");
879 switch (msg
->rip_cmd
) {
881 case RIPCMD_RESPONSE
:
883 lim
= (struct netinfo
*)((char*)msg
+ size
);
884 for (; n
< lim
; n
++) {
886 && n
->n_family
== RIP_AF_UNSPEC
887 && ntohl(n
->n_metric
) == HOPCNT_INFINITY
888 && msg
->rip_cmd
== RIPCMD_REQUEST
891 && (n
+1)->n_family
== RIP_AF_AUTH
))) {
892 fputs("\tQUERY ", ftrace
);
894 fprintf(ftrace
, "%s ",
895 naddr_ntoa(n
->n_dst
));
897 fprintf(ftrace
, "mask=%#x ",
898 (u_int
)ntohl(n
->n_mask
));
900 fprintf(ftrace
, "nhop=%s ",
901 naddr_ntoa(n
->n_nhop
));
903 fprintf(ftrace
, "tag=%#x ",
909 if (n
->n_family
== RIP_AF_AUTH
) {
910 if (NA
->a_type
== RIP_AUTH_PW
911 && n
== msg
->rip_nets
) {
912 fprintf(ftrace
, "\tPassword"
915 qstring(NA
->au
.au_pw
,
920 if (NA
->a_type
== RIP_AUTH_MD5
921 && n
== msg
->rip_nets
) {
924 " pkt_len=%d KeyID=%u"
928 ntohs(NA
->au
.a_md5
.md5_pkt_len
),
929 NA
->au
.a_md5
.md5_keyid
,
930 NA
->au
.a_md5
.md5_auth_len
,
931 (int)ntohl(NA
->au
.a_md5
.md5_seqno
),
932 (int)ntohs(NA
->au
.a_md5
.rsvd
[0]),
933 (int)ntohs(NA
->au
.a_md5
.rsvd
[1]));
937 "\tAuthentication type %d: ",
940 i
< (int)sizeof(NA
->au
.au_pw
);
942 fprintf(ftrace
, "%02x ",
949 if (n
->n_family
!= RIP_AF_INET
) {
951 "\t(af %d) %-18s mask=%#x ",
953 naddr_ntoa(n
->n_dst
),
954 (u_int
)ntohl(n
->n_mask
));
955 } else if (msg
->rip_vers
== RIPv1
) {
956 fprintf(ftrace
, "\t%-18s ",
957 addrname(n
->n_dst
, ntohl(n
->n_mask
),
958 n
->n_mask
==0 ? 2 : 1));
960 fprintf(ftrace
, "\t%-18s ",
961 addrname(n
->n_dst
, ntohl(n
->n_mask
),
962 n
->n_mask
==0 ? 2 : 0));
964 fprintf(ftrace
, "metric=%-2d ",
965 (u_int
)ntohl(n
->n_metric
));
967 fprintf(ftrace
, " nhop=%s ",
968 naddr_ntoa(n
->n_nhop
));
970 fprintf(ftrace
, "tag=%#x", ntohs(n
->n_tag
));
973 if (size
!= (char *)n
- (char *)msg
)
974 fprintf(ftrace
, "truncated record, len %d\n", size
);
978 fprintf(ftrace
, "\tfile=\"%.*s\"\n", size
-4,
982 case RIPCMD_TRACEOFF
: