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- /*
- * Copyright (c) 1988-1990 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: (1) source code distributions
- * retain the above copyright notice and this paragraph in its entirety, (2)
- * distributions including binary code include the above copyright notice and
- * this paragraph in its entirety in the documentation or other materials
- * provided with the distribution, and (3) all advertising materials mentioning
- * features or use of this software display the following acknowledgement:
- * ``This product includes software developed by the University of California,
- * Lawrence Berkeley Laboratory and its contributors.'' 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 ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
- */
-
- #ifndef lint
- static char rcsid[] =
- "@(#) $Header: print-rip.c,v 1.12 91/04/19 10:46:46 mccanne Exp $ (LBL)";
- #endif
-
- #include <sys/param.h>
- #include <sys/types.h>
- #include <sys/socket.h>
- #include <netinet/in.h>
- #include <netinet/in_systm.h>
- #include <netinet/ip.h>
- #include <netinet/ip_var.h>
- #include <netinet/udp.h>
- #include <netinet/udp_var.h>
- #include <protocols/routed.h>
-
- #include <errno.h>
-
- #include "interface.h"
- #include "addrtoname.h"
-
- static void
- rip_entry_print(ni)
- register struct netinfo *ni;
- {
- if (ntohs(ni->rip_dst.sa_family) != AF_INET) {
- register int i;
-
- printf(" [family %d:", ntohs(ni->rip_dst.sa_family));
- for (i = 0; i < 14; i += 2)
- printf(" %02x%02x", ni->rip_dst.sa_data[i],
- ni->rip_dst.sa_data[i+1]);
- printf("]");
- } else {
- register struct sockaddr_in *sin =
- (struct sockaddr_in *)&ni->rip_dst;
- printf(" %s", ipaddr_string(&sin->sin_addr));
- if (sin->sin_port)
- printf(" [port %d]", sin->sin_port);
- }
- printf("(%d)", ntohl(ni->rip_metric));
- }
-
- void
- rip_print(dat, length)
- u_char *dat;
- int length;
- {
- register struct rip *rp = (struct rip *)dat;
- register struct netinfo *ni;
- register int amt = (u_char *)snapend - dat;
- register int i = min(length, amt) -
- (sizeof(struct rip) - sizeof(struct netinfo));
- int j;
- int trunc;
-
- if (i < 0)
- return;
-
- switch (rp->rip_cmd) {
-
- case RIPCMD_REQUEST:
- printf(" rip-req %d", length);
- break;
- case RIPCMD_RESPONSE:
- j = length / sizeof(*ni);
- if (j * sizeof(*ni) != length - 4)
- printf(" rip-resp %d[%d]:", j, length);
- else
- printf(" rip-resp %d:", j);
- trunc = ((i / sizeof(*ni)) * sizeof(*ni) != i);
- for (ni = rp->rip_nets; (i -= sizeof(*ni)) >= 0; ++ni)
- rip_entry_print(ni);
- if (trunc)
- printf("[|rip]");
- break;
- case RIPCMD_TRACEON:
- printf(" rip-traceon %d: \"%s\"", length, rp->rip_tracefile);
- break;
- case RIPCMD_TRACEOFF:
- printf(" rip-traceoff %d", length);
- break;
- case RIPCMD_POLL:
- printf(" rip-poll %d", length);
- break;
- case RIPCMD_POLLENTRY:
- printf(" rip-pollentry %d", length);
- break;
- default:
- printf(" rip-%d ?? %d", rp->rip_cmd, length);
- break;
- }
- if (rp->rip_vers != RIPVERSION)
- printf(" [vers %d]", rp->rip_vers);
- }
-