+++ /dev/null
-/* $OpenBSD: query.c,v 1.2 1996/06/23 14:32:36 deraadt Exp $ */
-/* $NetBSD: query.c,v 1.10 1995/06/20 22:28:08 christos Exp $ */
-
-/*-
- * Copyright (c) 1982, 1986, 1993
- * The Regents of the University of California. 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. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University 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 REGENTS 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 REGENTS 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.
- */
-
-#ifndef lint
-static char copyright[] =
-"@(#) Copyright (c) 1982, 1986, 1993\n\
- The Regents of the University of California. All rights reserved.\n";
-#endif /* not lint */
-
-#ifndef lint
-#if 0
-static char sccsid[] = "@(#)query.c 8.1 (Berkeley) 6/5/93";
-#else
-static char rcsid[] = "$OpenBSD: query.c,v 1.2 1996/06/23 14:32:36 deraadt Exp $";
-#endif
-#endif /* not lint */
-
-#include <sys/param.h>
-#include <sys/protosw.h>
-#include <sys/socket.h>
-#include <sys/time.h>
-#include <signal.h>
-#include <netinet/in.h>
-#include <protocols/routed.h>
-#include <arpa/inet.h>
-#include <netdb.h>
-#include <errno.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#define WTIME 5 /* Time to wait for all responses */
-#define STIME 500000 /* usec to wait for another response */
-
-int s;
-int timedout;
-void timeout();
-char packet[MAXPACKETSIZE];
-int nflag;
-
-main(argc, argv)
- int argc;
- char *argv[];
-{
- extern char *optarg;
- extern int optind;
- int ch, cc, count, bits;
- struct sockaddr from;
- struct sigaction sigact;
- int fromlen = sizeof(from), size = 32*1024;
- struct timeval shorttime;
-
- while ((ch = getopt(argc, argv, "n")) != EOF)
- switch (ch) {
- case 'n':
- nflag++;
- break;
- case '?':
- default:
- goto usage;
- }
- argv += optind;
-
- if (!*argv) {
-usage: printf("usage: query [-n] hosts...\n");
- exit(1);
- }
-
- s = socket(AF_INET, SOCK_DGRAM, 0);
- if (s < 0) {
- perror("socket");
- exit(2);
- }
- if (setsockopt(s, SOL_SOCKET, SO_RCVBUF, &size, sizeof(size)) < 0)
- perror("setsockopt SO_RCVBUF");
-
- while (*argv) {
- query(*argv++);
- count++;
- }
-
- /*
- * Listen for returning packets;
- * may be more than one packet per host.
- */
- bits = 1 << s;
- memset(&shorttime, 0, sizeof(shorttime));
- shorttime.tv_usec = STIME;
- memset(&sigact, 0, sizeof(sigact));
- sigact.sa_handler = timeout;
- /*sigact.sa_flags = 0; /* no restart */
- if (sigaction(SIGALRM, &sigact, (struct sigaction *)NULL) == -1)
- perror("sigaction");
- alarm(WTIME);
- while ((count > 0 && !timedout) ||
- select(20, (fd_set *)&bits, NULL, NULL, &shorttime) > 0) {
- cc = recvfrom(s, packet, sizeof (packet), 0,
- &from, &fromlen);
- if (cc <= 0) {
- if (cc < 0) {
- if (errno == EINTR)
- continue;
- perror("recvfrom");
- (void) close(s);
- exit(1);
- }
- continue;
- }
- rip_input(&from, cc);
- count--;
- }
- exit (count > 0 ? count : 0);
-}
-
-query(host)
- char *host;
-{
- struct sockaddr_in router;
- register struct rip *msg = (struct rip *)packet;
- struct hostent *hp;
- struct servent *sp;
-
- memset(&router, 0, sizeof (router));
- router.sin_family = AF_INET;
- if (inet_aton(host, &router.sin_addr) == 0) {
- hp = gethostbyname(host);
- if (hp == NULL) {
- fprintf(stderr, "query: %s: ", host);
- herror((char *)NULL);
- exit(1);
- }
- memcpy(&router.sin_addr, hp->h_addr, hp->h_length);
- }
- sp = getservbyname("router", "udp");
- if (sp == 0) {
- printf("udp/router: service unknown\n");
- exit(1);
- }
- router.sin_port = sp->s_port;
- msg->rip_cmd = RIPCMD_REQUEST;
- msg->rip_vers = RIP_VERSION_1;
- msg->rip_nets[0].rip_dst.sa_family = htons(AF_UNSPEC);
- msg->rip_nets[0].rip_metric = htonl(HOPCNT_INFINITY);
- if (sendto(s, packet, sizeof (struct rip), 0,
- (struct sockaddr *)&router, sizeof(router)) < 0)
- perror(host);
-}
-
-/*
- * Handle an incoming routing packet.
- */
-rip_input(from, size)
- struct sockaddr_in *from;
- int size;
-{
- register struct rip *msg = (struct rip *)packet;
- register struct netinfo *n;
- char *name;
- int lna, net, subnet;
- struct hostent *hp;
- struct netent *np;
-
- if (msg->rip_cmd != RIPCMD_RESPONSE)
- return;
- printf("%d bytes from ", size);
- if (nflag)
- printf("%s:\n", inet_ntoa(from->sin_addr));
- else {
- hp = gethostbyaddr((char *)&from->sin_addr,
- sizeof (struct in_addr), AF_INET);
- name = hp == 0 ? "???" : hp->h_name;
- printf("%s(%s):\n", name, inet_ntoa(from->sin_addr));
- }
- size -= sizeof (int);
- n = msg->rip_nets;
- while (size > 0) {
- if (size < sizeof (struct netinfo))
- break;
- if (msg->rip_vers > 0) {
- n->rip_dst.sa_family =
- ntohs(n->rip_dst.sa_family);
- n->rip_metric = ntohl(n->rip_metric);
- }
- switch (n->rip_dst.sa_family) {
-
- case AF_INET:
- { register struct sockaddr_in *sin;
-
- sin = (struct sockaddr_in *)&n->rip_dst;
- net = inet_netof(sin->sin_addr);
- subnet = inet_subnetof(sin->sin_addr);
- lna = inet_lnaof(sin->sin_addr);
- name = "???";
- if (!nflag) {
- if (sin->sin_addr.s_addr == 0)
- name = "default";
- else if (lna == INADDR_ANY) {
- np = getnetbyaddr(net, AF_INET);
- if (np)
- name = np->n_name;
- else if (net == 0)
- name = "default";
- } else if ((lna & 0xff) == 0 &&
- (np = getnetbyaddr(subnet, AF_INET))) {
- struct in_addr subnaddr, inet_makeaddr();
-
- subnaddr = inet_makeaddr(subnet, INADDR_ANY);
- if (memcmp(&sin->sin_addr, &subnaddr,
- sizeof(subnaddr)) == 0)
- name = np->n_name;
- else
- goto host;
- } else {
- host:
- hp = gethostbyaddr((char *)&sin->sin_addr,
- sizeof (struct in_addr), AF_INET);
- if (hp)
- name = hp->h_name;
- }
- printf("\t%-17s metric %2d name %s\n",
- inet_ntoa(sin->sin_addr), n->rip_metric, name);
- } else
- printf("\t%-17s metric %2d\n",
- inet_ntoa(sin->sin_addr), n->rip_metric);
- break;
- }
-
- default:
- { u_short *p = (u_short *)n->rip_dst.sa_data;
-
- printf("\t(af %d) %x %x %x %x %x %x %x, metric %d\n",
- p[0], p[1], p[2], p[3], p[4], p[5], p[6],
- n->rip_dst.sa_family,
- n->rip_metric);
- break;
- }
-
- }
- size -= sizeof (struct netinfo), n++;
- }
-}
-
-void
-timeout()
-{
- timedout = 1;
-}
-
-/*
- * Return the possible subnetwork number from an internet address.
- * SHOULD FIND OUT WHETHER THIS IS A LOCAL NETWORK BEFORE LOOKING
- * INSIDE OF THE HOST PART. We can only believe this if we have other
- * information (e.g., we can find a name for this number).
- */
-inet_subnetof(in)
- struct in_addr in;
-{
- register u_long i = ntohl(in.s_addr);
-
- if (IN_CLASSA(i))
- return ((i & IN_CLASSB_NET) >> IN_CLASSB_NSHIFT);
- else if (IN_CLASSB(i))
- return ((i & IN_CLASSC_NET) >> IN_CLASSC_NSHIFT);
- else
- return ((i & 0xffffffc0) >> 28);
-}
+++ /dev/null
-/* $OpenBSD: trace.c,v 1.2 1996/06/23 14:32:38 deraadt Exp $ */
-/* $NetBSD: trace.c,v 1.9 1995/06/20 22:28:11 christos Exp $ */
-
-/*-
- * Copyright (c) 1983, 1988, 1993
- * The Regents of the University of California. 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. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University 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 REGENTS 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 REGENTS 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.
- */
-
-#ifndef lint
-static char copyright[] =
-"@(#) Copyright (c) 1983, 1988, 1993\n\
- The Regents of the University of California. All rights reserved.\n";
-#endif /* not lint */
-
-#ifndef lint
-#if 0
-static char sccsid[] = "@(#)trace.c 8.1 (Berkeley) 6/5/93";
-#else
-static char rcsid[] = "$OpenBSD: trace.c,v 1.2 1996/06/23 14:32:38 deraadt Exp $";
-#endif
-#endif /* not lint */
-
-#include <sys/param.h>
-#include <sys/protosw.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
-#include <protocols/routed.h>
-#include <arpa/inet.h>
-#include <netdb.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-struct sockaddr_in myaddr;
-char packet[MAXPACKETSIZE];
-
-main(argc, argv)
- int argc;
- char **argv;
-{
- int size, s;
- struct sockaddr from;
- struct sockaddr_in router;
- register struct rip *msg = (struct rip *)packet;
- struct hostent *hp;
- struct servent *sp;
-
- if (argc < 3) {
-usage:
- printf("usage: trace cmd machines,\n");
- printf("cmd either \"on filename\", or \"off\"\n");
- exit(1);
- }
- s = socket(AF_INET, SOCK_DGRAM, 0);
- if (s < 0) {
- perror("socket");
- exit(2);
- }
- myaddr.sin_family = AF_INET;
- myaddr.sin_port = htons(IPPORT_RESERVED-1);
- if (bind(s, (struct sockaddr *)&myaddr, sizeof(myaddr)) < 0) {
- perror("bind");
- exit(2);
- }
-
- argv++, argc--;
- msg->rip_cmd = strcmp(*argv, "on") == 0 ?
- RIPCMD_TRACEON : RIPCMD_TRACEOFF;
- msg->rip_vers = RIP_VERSION_1;
- argv++, argc--;
- size = sizeof (int);
- if (msg->rip_cmd == RIPCMD_TRACEON) {
- strcpy(msg->rip_tracefile, *argv);
- size += strlen(*argv);
- argv++, argc--;
- }
- if (argc == 0)
- goto usage;
- memset(&router, 0, sizeof (router));
- router.sin_family = AF_INET;
- sp = getservbyname("router", "udp");
- if (sp == 0) {
- printf("udp/router: service unknown\n");
- exit(1);
- }
- router.sin_port = sp->s_port;
- while (argc > 0) {
- router.sin_family = AF_INET;
- if (inet_aton(*argv, &router.sin_addr) == 0) {
- hp = gethostbyname(*argv);
- if (hp == NULL) {
- fprintf(stderr, "trace: %s: ", *argv);
- herror((char *)NULL);
- continue;
- }
- memcpy(&router.sin_addr, hp->h_addr, hp->h_length);
- }
- if (sendto(s, packet, size, 0,
- (struct sockaddr *)&router, sizeof(router)) < 0)
- perror(*argv);
- argv++, argc--;
- }
-}
projects / openbsd / commitdiff