diff options
Diffstat (limited to 'usr.sbin/routed/trace/trace.c')
| -rw-r--r-- | usr.sbin/routed/trace/trace.c | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/usr.sbin/routed/trace/trace.c b/usr.sbin/routed/trace/trace.c new file mode 100644 index 0000000..38c630c --- /dev/null +++ b/usr.sbin/routed/trace/trace.c @@ -0,0 +1,125 @@ +/*- + * 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 +static char sccsid[] = "@(#)trace.c 8.1 (Berkeley) 6/5/93"; +#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 = RIPVERSION; + 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; + bzero((char *)&router, 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; + router.sin_addr.s_addr = inet_addr(*argv); + if (router.sin_addr.s_addr == -1) { + hp = gethostbyname(*argv); + if (hp == NULL) { + fprintf(stderr, "trace: %s: ", *argv); + herror((char *)NULL); + continue; + } + bcopy(hp->h_addr, &router.sin_addr, hp->h_length); + } + if (sendto(s, packet, size, 0, + (struct sockaddr *)&router, sizeof(router)) < 0) + perror(*argv); + argv++, argc--; + } +} |
