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network_cmds-115.tar.gz
[apple/network_cmds.git] / rtadvd.tproj / dump.c
diff --git a/rtadvd.tproj/dump.c b/rtadvd.tproj/dump.c
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+/*     $KAME: dump.c,v 1.16 2001/03/21 17:41:13 jinmei Exp $   */
+
+/*
+ * Copyright (C) 2000 WIDE Project.
+ * All rights reserved.
+ * 
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the project nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $FreeBSD: src/usr.sbin/rtadvd/dump.c,v 1.1.2.2 2001/07/03 11:02:14 ume Exp $
+ */
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <sys/queue.h>
+
+#include <net/if.h>
+#if defined(__FreeBSD__) && __FreeBSD__ >= 3
+#include <net/if_var.h>
+#endif /* __FreeBSD__ >= 3 */
+#include <net/if_dl.h>
+
+#include <netinet/in.h>
+
+/* XXX: the following two are non-standard include files */
+#include <netinet6/in6_var.h>
+#include <netinet6/nd6.h>
+
+#include <arpa/inet.h>
+
+#include <time.h>
+#include <stdio.h>
+#include <stdarg.h>
+#include <syslog.h>
+#include <string.h>
+#include <errno.h>
+
+#include "rtadvd.h"
+#include "timer.h"
+#include "if.h"
+#include "dump.h"
+
+static FILE *fp;
+
+extern struct rainfo *ralist;
+
+static char *ether_str __P((struct sockaddr_dl *));
+static void if_dump __P((void));
+
+#ifdef __FreeBSD__             /* XXX: see PORTABILITY */
+#define LONGLONG "%qu"
+#else
+#define LONGLONG "%llu"
+#endif
+
+static char *rtpref_str[] = {
+       "medium",               /* 00 */
+       "high",                 /* 01 */
+       "rsv",                  /* 10 */
+       "low"                   /* 11 */
+};
+
+static char *
+ether_str(sdl)
+       struct sockaddr_dl *sdl;
+{
+       static char ebuf[32];
+       u_char *cp;
+
+       if (sdl->sdl_alen && sdl->sdl_alen > 5) {
+               cp = (u_char *)LLADDR(sdl);
+               sprintf(ebuf, "%x:%x:%x:%x:%x:%x",
+                       cp[0], cp[1], cp[2], cp[3], cp[4], cp[5]);
+       }
+       else {
+               sprintf(ebuf, "NONE");
+       }
+
+       return(ebuf);
+}
+
+static void
+if_dump()
+{
+       struct rainfo *rai;
+       struct prefix *pfx;
+       char prefixbuf[INET6_ADDRSTRLEN];
+       int first;
+       struct timeval now;
+
+       gettimeofday(&now, NULL); /* XXX: unused in most cases */
+       for (rai = ralist; rai; rai = rai->next) {
+               fprintf(fp, "%s:\n", rai->ifname);
+
+               fprintf(fp, "  Status: %s\n",
+                       (iflist[rai->ifindex]->ifm_flags & IFF_UP) ? "UP" :
+                       "DOWN");
+
+               /* control information */
+               if (rai->lastsent.tv_sec) {
+                       /* note that ctime() appends CR by itself */
+                       fprintf(fp, "  Last RA sent: %s",
+                               ctime((time_t *)&rai->lastsent.tv_sec));
+               }
+               if (rai->timer) {
+                       fprintf(fp, "  Next RA will be sent: %s",
+                               ctime((time_t *)&rai->timer->tm.tv_sec));
+               }
+               else
+                       fprintf(fp, "  RA timer is stopped");
+               fprintf(fp, "  waits: %d, initcount: %d\n",
+                       rai->waiting, rai->initcounter);
+
+               /* statistics */
+               fprintf(fp,
+                       "  statistics: RA(out/in/inconsistent): "
+                       LONGLONG "/" LONGLONG "/" LONGLONG ", ",
+                       (unsigned long long)rai->raoutput,
+                       (unsigned long long)rai->rainput,
+                       (unsigned long long)rai->rainconsistent);
+               fprintf(fp, "RS(input): " LONGLONG "\n",
+                       (unsigned long long)rai->rsinput);
+
+               /* interface information */
+               if (rai->advlinkopt)
+                       fprintf(fp, "  Link-layer address: %s\n",
+                               ether_str(rai->sdl));
+               fprintf(fp, "  MTU: %d\n", rai->phymtu);
+
+               /* Router configuration variables */
+               fprintf(fp,
+                       "  DefaultLifetime: %d, MaxAdvInterval: %d, "
+                       "MinAdvInterval: %d\n",
+                       rai->lifetime, rai->maxinterval, rai->mininterval);
+               fprintf(fp, "  Flags: %s%s%s, ",
+                       rai->managedflg ? "M" : "", rai->otherflg ? "O" : "",
+#ifdef MIP6
+                       rai->haflg ? "H" :
+#endif
+                       "");
+               fprintf(fp, "Preference: %s, ",
+                       rtpref_str[(rai->rtpref >> 3) & 0xff]);
+               fprintf(fp, "MTU: %d\n", rai->linkmtu);
+               fprintf(fp, "  ReachableTime: %d, RetransTimer: %d, "
+                       "CurHopLimit: %d\n", rai->reachabletime,
+                       rai->retranstimer, rai->hoplimit);
+#ifdef MIP6
+               fprintf(fp, "  HAPreference: %d, HALifetime: %d\n",
+                       rai->hapref, rai->hatime);
+#endif 
+
+               if (rai->clockskew)
+                       fprintf(fp, "  Clock skew: %ldsec\n",
+                               rai->clockskew);  
+               for (first = 1, pfx = rai->prefix.next; pfx != &rai->prefix;
+                    pfx = pfx->next) {
+                       if (first) {
+                               fprintf(fp, "  Prefixes:\n");
+                               first = 0;
+                       }
+                       fprintf(fp, "    %s/%d(",
+                               inet_ntop(AF_INET6, &pfx->prefix,
+                                         prefixbuf, sizeof(prefixbuf)),
+                               pfx->prefixlen);
+                       switch(pfx->origin) {
+                       case PREFIX_FROM_KERNEL:
+                               fprintf(fp, "KERNEL, ");
+                               break;
+                       case PREFIX_FROM_CONFIG:
+                               fprintf(fp, "CONFIG, ");
+                               break;
+                       case PREFIX_FROM_DYNAMIC:
+                               fprintf(fp, "DYNAMIC, ");
+                               break;
+                       }
+                       if (pfx->validlifetime == ND6_INFINITE_LIFETIME)
+                               fprintf(fp, "vltime: infinity");
+                       else
+                               fprintf(fp, "vltime: %ld",
+                                       (long)pfx->validlifetime);
+                       if (pfx->vltimeexpire != 0)
+                               fprintf(fp, "(decr,expire %ld), ", (long)
+                                       pfx->vltimeexpire > now.tv_sec ?
+                                       pfx->vltimeexpire - now.tv_sec : 0);
+                       else
+                               fprintf(fp, ", ");
+                       if (pfx->preflifetime ==  ND6_INFINITE_LIFETIME)
+                               fprintf(fp, "pltime: infinity");
+                       else
+                               fprintf(fp, "pltime: %ld",
+                                       (long)pfx->preflifetime);
+                       if (pfx->pltimeexpire != 0)
+                               fprintf(fp, "(decr,expire %ld), ", (long)
+                                       pfx->pltimeexpire > now.tv_sec ?
+                                       pfx->pltimeexpire - now.tv_sec : 0);
+                       else
+                               fprintf(fp, ", ");
+                       fprintf(fp, "flags: %s%s%s",
+                               pfx->onlinkflg ? "L" : "",
+                               pfx->autoconfflg ? "A" : "",
+#ifdef MIP6
+                               pfx->routeraddr ? "R" :
+#endif
+                               "");
+                       fprintf(fp, ")\n");
+               }
+       }
+}
+
+void
+rtadvd_dump_file(dumpfile)
+       char *dumpfile;
+{
+       if ((fp = fopen(dumpfile, "w")) == NULL) {
+               syslog(LOG_WARNING, "<%s> open a dump file(%s)",
+                      __FUNCTION__, dumpfile);
+               return;
+       }
+
+       if_dump();
+
+       fclose(fp);
+}