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authorrpaulo <rpaulo@FreeBSD.org>2009-03-20 13:27:51 +0000
committerrpaulo <rpaulo@FreeBSD.org>2009-03-20 13:27:51 +0000
commit04b1d6babecbe3eed463c150b6e933a2b6d342a9 (patch)
tree36afae3dff76dde8d1cee5971ff7f1bc4922ad0f /contrib/tcpdump/print-igmp.c
parent3b74598d7ea581deadb14ec8ba1c77c14295a7c8 (diff)
downloadFreeBSD-src-04b1d6babecbe3eed463c150b6e933a2b6d342a9.zip
FreeBSD-src-04b1d6babecbe3eed463c150b6e933a2b6d342a9.tar.gz
Flatten vendor/tcpdump and remove keyword expansion.
Diffstat (limited to 'contrib/tcpdump/print-igmp.c')
-rw-r--r--contrib/tcpdump/print-igmp.c336
1 files changed, 0 insertions, 336 deletions
diff --git a/contrib/tcpdump/print-igmp.c b/contrib/tcpdump/print-igmp.c
deleted file mode 100644
index c310d55..0000000
--- a/contrib/tcpdump/print-igmp.c
+++ /dev/null
@@ -1,336 +0,0 @@
-/*
- * Copyright (c) 1988, 1989, 1990, 1991, 1993, 1994, 1995, 1996
- * 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 const char rcsid[] _U_ =
- "@(#) $Header: /tcpdump/master/tcpdump/print-igmp.c,v 1.15 2004/03/24 00:59:16 guy Exp $ (LBL)";
-#endif
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include <tcpdump-stdinc.h>
-
-#include <stdio.h>
-#include <string.h>
-
-#include "interface.h"
-#include "addrtoname.h"
-#include "extract.h" /* must come after interface.h */
-
-#ifndef IN_CLASSD
-#define IN_CLASSD(i) (((int32_t)(i) & 0xf0000000) == 0xe0000000)
-#endif
-
-/* (following from ipmulti/mrouted/prune.h) */
-
-/*
- * The packet format for a traceroute request.
- */
-struct tr_query {
- u_int32_t tr_src; /* traceroute source */
- u_int32_t tr_dst; /* traceroute destination */
- u_int32_t tr_raddr; /* traceroute response address */
- u_int32_t tr_rttlqid; /* response ttl and qid */
-};
-
-#define TR_GETTTL(x) (int)(((x) >> 24) & 0xff)
-#define TR_GETQID(x) ((x) & 0x00ffffff)
-
-/*
- * Traceroute response format. A traceroute response has a tr_query at the
- * beginning, followed by one tr_resp for each hop taken.
- */
-struct tr_resp {
- u_int32_t tr_qarr; /* query arrival time */
- u_int32_t tr_inaddr; /* incoming interface address */
- u_int32_t tr_outaddr; /* outgoing interface address */
- u_int32_t tr_rmtaddr; /* parent address in source tree */
- u_int32_t tr_vifin; /* input packet count on interface */
- u_int32_t tr_vifout; /* output packet count on interface */
- u_int32_t tr_pktcnt; /* total incoming packets for src-grp */
- u_int8_t tr_rproto; /* routing proto deployed on router */
- u_int8_t tr_fttl; /* ttl required to forward on outvif */
- u_int8_t tr_smask; /* subnet mask for src addr */
- u_int8_t tr_rflags; /* forwarding error codes */
-};
-
-/* defs within mtrace */
-#define TR_QUERY 1
-#define TR_RESP 2
-
-/* fields for tr_rflags (forwarding error codes) */
-#define TR_NO_ERR 0
-#define TR_WRONG_IF 1
-#define TR_PRUNED 2
-#define TR_OPRUNED 3
-#define TR_SCOPED 4
-#define TR_NO_RTE 5
-#define TR_NO_FWD 7
-#define TR_NO_SPACE 0x81
-#define TR_OLD_ROUTER 0x82
-
-/* fields for tr_rproto (routing protocol) */
-#define TR_PROTO_DVMRP 1
-#define TR_PROTO_MOSPF 2
-#define TR_PROTO_PIM 3
-#define TR_PROTO_CBT 4
-
-/* igmpv3 report types */
-static struct tok igmpv3report2str[] = {
- { 1, "is_in" },
- { 2, "is_ex" },
- { 3, "to_in" },
- { 4, "to_ex" },
- { 5, "allow" },
- { 6, "block" },
- { 0, NULL }
-};
-
-static void
-print_mtrace(register const u_char *bp, register u_int len)
-{
- register const struct tr_query *tr = (const struct tr_query *)(bp + 8);
-
- TCHECK(*tr);
- if (len < 8 + sizeof (struct tr_query)) {
- (void)printf(" [invalid len %d]", len);
- return;
- }
- printf("mtrace %u: %s to %s reply-to %s",
- TR_GETQID(EXTRACT_32BITS(&tr->tr_rttlqid)),
- ipaddr_string(&tr->tr_src), ipaddr_string(&tr->tr_dst),
- ipaddr_string(&tr->tr_raddr));
- if (IN_CLASSD(EXTRACT_32BITS(&tr->tr_raddr)))
- printf(" with-ttl %d", TR_GETTTL(EXTRACT_32BITS(&tr->tr_rttlqid)));
- return;
-trunc:
- (void)printf("[|igmp]");
- return;
-}
-
-static void
-print_mresp(register const u_char *bp, register u_int len)
-{
- register const struct tr_query *tr = (const struct tr_query *)(bp + 8);
-
- TCHECK(*tr);
- if (len < 8 + sizeof (struct tr_query)) {
- (void)printf(" [invalid len %d]", len);
- return;
- }
- printf("mresp %lu: %s to %s reply-to %s",
- (u_long)TR_GETQID(EXTRACT_32BITS(&tr->tr_rttlqid)),
- ipaddr_string(&tr->tr_src), ipaddr_string(&tr->tr_dst),
- ipaddr_string(&tr->tr_raddr));
- if (IN_CLASSD(EXTRACT_32BITS(&tr->tr_raddr)))
- printf(" with-ttl %d", TR_GETTTL(EXTRACT_32BITS(&tr->tr_rttlqid)));
- return;
-trunc:
- (void)printf("[|igmp]");
- return;
-}
-
-static void
-print_igmpv3_report(register const u_char *bp, register u_int len)
-{
- u_int group, nsrcs, ngroups;
- register u_int i, j;
-
- /* Minimum len is 16, and should be a multiple of 4 */
- if (len < 16 || len & 0x03) {
- (void)printf(" [invalid len %d]", len);
- return;
- }
- TCHECK2(bp[6], 2);
- ngroups = EXTRACT_16BITS(&bp[6]);
- (void)printf(", %d group record(s)", ngroups);
- if (vflag > 0) {
- /* Print the group records */
- group = 8;
- for (i=0; i<ngroups; i++) {
- if (len < group+8) {
- (void)printf(" [invalid number of groups]");
- return;
- }
- TCHECK2(bp[group+4], 4);
- (void)printf(" [gaddr %s", ipaddr_string(&bp[group+4]));
- (void)printf(" %s", tok2str(igmpv3report2str, " [v3-report-#%d]",
- bp[group]));
- nsrcs = EXTRACT_16BITS(&bp[group+2]);
- /* Check the number of sources and print them */
- if (len < group+8+(nsrcs<<2)) {
- (void)printf(" [invalid number of sources %d]", nsrcs);
- return;
- }
- if (vflag == 1)
- (void)printf(", %d source(s)", nsrcs);
- else {
- /* Print the sources */
- (void)printf(" {");
- for (j=0; j<nsrcs; j++) {
- TCHECK2(bp[group+8+(j<<2)], 4);
- (void)printf(" %s", ipaddr_string(&bp[group+8+(j<<2)]));
- }
- (void)printf(" }");
- }
- /* Next group record */
- group += 8 + (nsrcs << 2);
- (void)printf("]");
- }
- }
- return;
-trunc:
- (void)printf("[|igmp]");
- return;
-}
-
-static void
-print_igmpv3_query(register const u_char *bp, register u_int len)
-{
- u_int mrc;
- int mrt;
- u_int nsrcs;
- register u_int i;
-
- (void)printf(" v3");
- /* Minimum len is 12, and should be a multiple of 4 */
- if (len < 12 || len & 0x03) {
- (void)printf(" [invalid len %d]", len);
- return;
- }
- TCHECK(bp[1]);
- mrc = bp[1];
- if (mrc < 128) {
- mrt = mrc;
- } else {
- mrt = ((mrc & 0x0f) | 0x10) << (((mrc & 0x70) >> 4) + 3);
- }
- if (mrc != 100) {
- (void)printf(" [max resp time ");
- relts_print(mrt);
- (void)printf("]");
- }
- TCHECK2(bp[4], 4);
- if (EXTRACT_32BITS(&bp[4]) == 0)
- return;
- (void)printf(" [gaddr %s", ipaddr_string(&bp[4]));
- TCHECK2(bp[10], 2);
- nsrcs = EXTRACT_16BITS(&bp[10]);
- if (nsrcs > 0) {
- if (len < 12 + (nsrcs << 2))
- (void)printf(" [invalid number of sources]");
- else if (vflag > 1) {
- (void)printf(" {");
- for (i=0; i<nsrcs; i++) {
- TCHECK2(bp[12+(i<<2)], 4);
- (void)printf(" %s", ipaddr_string(&bp[12+(i<<2)]));
- }
- (void)printf(" }");
- } else
- (void)printf(", %d source(s)", nsrcs);
- }
- (void)printf("]");
- return;
-trunc:
- (void)printf("[|igmp]");
- return;
-}
-
-void
-igmp_print(register const u_char *bp, register u_int len)
-{
- if (qflag) {
- (void)printf("igmp");
- return;
- }
-
- TCHECK(bp[0]);
- switch (bp[0]) {
- case 0x11:
- (void)printf("igmp query");
- if (len >= 12)
- print_igmpv3_query(bp, len);
- else {
- TCHECK(bp[1]);
- if (bp[1]) {
- (void)printf(" v2");
- if (bp[1] != 100)
- (void)printf(" [max resp time %d]", bp[1]);
- } else
- (void)printf(" v1");
- TCHECK2(bp[4], 4);
- if (EXTRACT_32BITS(&bp[4]))
- (void)printf(" [gaddr %s]", ipaddr_string(&bp[4]));
- if (len != 8)
- (void)printf(" [len %d]", len);
- }
- break;
- case 0x12:
- TCHECK2(bp[4], 4);
- (void)printf("igmp v1 report %s", ipaddr_string(&bp[4]));
- if (len != 8)
- (void)printf(" [len %d]", len);
- break;
- case 0x16:
- TCHECK2(bp[4], 4);
- (void)printf("igmp v2 report %s", ipaddr_string(&bp[4]));
- break;
- case 0x22:
- (void)printf("igmp v3 report");
- print_igmpv3_report(bp, len);
- break;
- case 0x17:
- TCHECK2(bp[4], 4);
- (void)printf("igmp leave %s", ipaddr_string(&bp[4]));
- break;
- case 0x13:
- (void)printf("igmp dvmrp");
- if (len < 8)
- (void)printf(" [len %d]", len);
- else
- dvmrp_print(bp, len);
- break;
- case 0x14:
- (void)printf("igmp pimv1");
- pimv1_print(bp, len);
- break;
- case 0x1e:
- print_mresp(bp, len);
- break;
- case 0x1f:
- print_mtrace(bp, len);
- break;
- default:
- (void)printf("igmp-%d", bp[0]);
- break;
- }
-
- if (vflag && TTEST2(bp[0], len)) {
- /* Check the IGMP checksum */
- if (in_cksum((const u_short*)bp, len, 0))
- printf(" bad igmp cksum %x!", EXTRACT_16BITS(&bp[2]));
- }
- return;
-trunc:
- fputs("[|igmp]", stdout);
-}
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