1 /* $KAME: dump.c,v 1.13 2003/10/05 00:09:36 itojun Exp $ */
4 * Copyright (C) 1999 WIDE Project.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the project nor the names of its contributors
16 * may be used to endorse or promote products derived from this software
17 * without specific prior written permission.
19 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 #include <sys/types.h>
36 #include <sys/socket.h>
37 #include <sys/queue.h>
40 #include <netinet/in.h>
41 #include <netinet/icmp6.h>
42 #include <arpa/inet.h>
54 extern struct ifinfo *iflist;
56 static void dump_interface_status(void);
57 static const char * const ifstatstr[] = {"IDLE", "DELAY", "PROBE", "DOWN", "TENTATIVE"};
60 dump_interface_status(void)
66 char ntopbuf[INET6_ADDRSTRLEN];
68 gettimeofday(&now, NULL);
70 TAILQ_FOREACH(ifi, &ifinfo_head, ifi_next) {
71 fprintf(fp, "Interface %s\n", ifi->ifname);
72 fprintf(fp, " probe interval: ");
73 if (ifi->probeinterval) {
74 fprintf(fp, "%d\n", ifi->probeinterval);
75 fprintf(fp, " probe timer: %d\n", ifi->probetimer);
77 fprintf(fp, "infinity\n");
78 fprintf(fp, " no probe timer\n");
80 fprintf(fp, " interface status: %s\n",
81 ifi->active > 0 ? "active" : "inactive");
82 fprintf(fp, " other config: %s\n",
83 ifi->otherconfig ? "on" : "off");
84 fprintf(fp, " rtsold status: %s\n", ifstatstr[ifi->state]);
85 fprintf(fp, " carrier detection: %s\n",
86 ifi->mediareqok ? "available" : "unavailable");
87 fprintf(fp, " probes: %d, dadcount = %d\n",
88 ifi->probes, ifi->dadcount);
89 if (ifi->timer.tv_sec == tm_max.tv_sec &&
90 ifi->timer.tv_usec == tm_max.tv_usec)
91 fprintf(fp, " no timer\n");
93 fprintf(fp, " timer: interval=%d:%d, expire=%s\n",
94 (int)ifi->timer.tv_sec,
95 (int)ifi->timer.tv_usec,
96 (ifi->expire.tv_sec < now.tv_sec) ? "expired"
97 : sec2str(&ifi->expire));
99 fprintf(fp, " number of valid RAs: %d\n", ifi->racnt);
101 TAILQ_FOREACH(rai, &ifi->ifi_rainfo, rai_next) {
102 fprintf(fp, " RA from %s\n",
103 inet_ntop(AF_INET6, &rai->rai_saddr.sin6_addr,
104 ntopbuf, sizeof(ntopbuf)));
105 TAILQ_FOREACH(rao, &rai->rai_ra_opt, rao_next) {
106 fprintf(fp, " option: ");
107 switch (rao->rao_type) {
109 fprintf(fp, "RDNSS: %s (expire: %s)\n",
110 (char *)rao->rao_msg,
111 sec2str(&rao->rao_expire));
114 fprintf(fp, "DNSSL: %s (expire: %s)\n",
115 (char *)rao->rao_msg,
116 sec2str(&rao->rao_expire));
128 rtsold_dump_file(const char *dumpfile)
130 if ((fp = fopen(dumpfile, "w")) == NULL) {
131 warnmsg(LOG_WARNING, __func__, "open a dump file(%s): %s",
132 dumpfile, strerror(errno));
135 dump_interface_status();
140 sec2str(const struct timeval *total)
142 static char result[256];
143 int days, hours, mins, secs;
146 char *ep = &result[sizeof(result)];
151 gettimeofday(&now, NULL);
152 tsec = total->tv_sec;
153 tsec += total->tv_usec / 1000000;
155 tsec -= now.tv_usec / 1000000;
157 days = tsec / 3600 / 24;
158 hours = (tsec / 3600) % 24;
159 mins = (tsec / 60) % 60;
164 n = snprintf(p, ep - p, "%dd", days);
165 if (n < 0 || n >= ep - p)
169 if (!first || hours) {
171 n = snprintf(p, ep - p, "%dh", hours);
172 if (n < 0 || n >= ep - p)
176 if (!first || mins) {
178 n = snprintf(p, ep - p, "%dm", mins);
179 if (n < 0 || n >= ep - p)
183 snprintf(p, ep - p, "%ds", secs);