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ip6_mroute.c (160981) ip6_mroute.c (165118)
1/* $FreeBSD: head/sys/netinet6/ip6_mroute.c 160981 2006-08-04 21:27:40Z brooks $ */
1/* $FreeBSD: head/sys/netinet6/ip6_mroute.c 165118 2006-12-12 12:17:58Z bz $ */
2/* $KAME: ip6_mroute.c,v 1.58 2001/12/18 02:36:31 itojun Exp $ */
3
4/*-
5 * Copyright (C) 1998 WIDE Project.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions

--- 710 unchanged lines hidden (view full) ---

720add_m6fc(mfccp)
721 struct mf6cctl *mfccp;
722{
723 struct mf6c *rt;
724 u_long hash;
725 struct rtdetq *rte;
726 u_short nstl;
727 int s;
2/* $KAME: ip6_mroute.c,v 1.58 2001/12/18 02:36:31 itojun Exp $ */
3
4/*-
5 * Copyright (C) 1998 WIDE Project.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions

--- 710 unchanged lines hidden (view full) ---

720add_m6fc(mfccp)
721 struct mf6cctl *mfccp;
722{
723 struct mf6c *rt;
724 u_long hash;
725 struct rtdetq *rte;
726 u_short nstl;
727 int s;
728 char ip6bufo[INET6_ADDRSTRLEN], ip6bufg[INET6_ADDRSTRLEN];
728
729 MF6CFIND(mfccp->mf6cc_origin.sin6_addr,
730 mfccp->mf6cc_mcastgrp.sin6_addr, rt);
731
732 /* If an entry already exists, just update the fields */
733 if (rt) {
734#ifdef MRT6DEBUG
729
730 MF6CFIND(mfccp->mf6cc_origin.sin6_addr,
731 mfccp->mf6cc_mcastgrp.sin6_addr, rt);
732
733 /* If an entry already exists, just update the fields */
734 if (rt) {
735#ifdef MRT6DEBUG
735 if (mrt6debug & DEBUG_MFC)
736 log(LOG_DEBUG,
737 "add_m6fc no upcall h %d o %s g %s p %x\n",
738 ip6_sprintf(&mfccp->mf6cc_origin.sin6_addr),
739 ip6_sprintf(&mfccp->mf6cc_mcastgrp.sin6_addr),
740 mfccp->mf6cc_parent);
736 if (mrt6debug & DEBUG_MFC) {
737 log(LOG_DEBUG,
738 "add_m6fc no upcall h %d o %s g %s p %x\n",
739 ip6_sprintf(ip6bufo, &mfccp->mf6cc_origin.sin6_addr),
740 ip6_sprintf(ip6bufg, &mfccp->mf6cc_mcastgrp.sin6_addr),
741 mfccp->mf6cc_parent);
742 }
741#endif
742
743 s = splnet();
744 rt->mf6c_parent = mfccp->mf6cc_parent;
745 rt->mf6c_ifset = mfccp->mf6cc_ifset;
746 splx(s);
747 return (0);
748 }

--- 10 unchanged lines hidden (view full) ---

759 IN6_ARE_ADDR_EQUAL(&rt->mf6c_mcastgrp.sin6_addr,
760 &mfccp->mf6cc_mcastgrp.sin6_addr) &&
761 (rt->mf6c_stall != NULL)) {
762
763 if (nstl++)
764 log(LOG_ERR,
765 "add_m6fc: %s o %s g %s p %x dbx %p\n",
766 "multiple kernel entries",
743#endif
744
745 s = splnet();
746 rt->mf6c_parent = mfccp->mf6cc_parent;
747 rt->mf6c_ifset = mfccp->mf6cc_ifset;
748 splx(s);
749 return (0);
750 }

--- 10 unchanged lines hidden (view full) ---

761 IN6_ARE_ADDR_EQUAL(&rt->mf6c_mcastgrp.sin6_addr,
762 &mfccp->mf6cc_mcastgrp.sin6_addr) &&
763 (rt->mf6c_stall != NULL)) {
764
765 if (nstl++)
766 log(LOG_ERR,
767 "add_m6fc: %s o %s g %s p %x dbx %p\n",
768 "multiple kernel entries",
767 ip6_sprintf(&mfccp->mf6cc_origin.sin6_addr),
768 ip6_sprintf(&mfccp->mf6cc_mcastgrp.sin6_addr),
769 ip6_sprintf(ip6bufo,
770 &mfccp->mf6cc_origin.sin6_addr),
771 ip6_sprintf(ip6bufg,
772 &mfccp->mf6cc_mcastgrp.sin6_addr),
769 mfccp->mf6cc_parent, rt->mf6c_stall);
770
771#ifdef MRT6DEBUG
772 if (mrt6debug & DEBUG_MFC)
773 log(LOG_DEBUG,
774 "add_m6fc o %s g %s p %x dbg %x\n",
773 mfccp->mf6cc_parent, rt->mf6c_stall);
774
775#ifdef MRT6DEBUG
776 if (mrt6debug & DEBUG_MFC)
777 log(LOG_DEBUG,
778 "add_m6fc o %s g %s p %x dbg %x\n",
775 ip6_sprintf(&mfccp->mf6cc_origin.sin6_addr),
776 ip6_sprintf(&mfccp->mf6cc_mcastgrp.sin6_addr),
779 ip6_sprintf(ip6bufo,
780 &mfccp->mf6cc_origin.sin6_addr),
781 ip6_sprintf(ip6bufg,
782 &mfccp->mf6cc_mcastgrp.sin6_addr),
777 mfccp->mf6cc_parent, rt->mf6c_stall);
778#endif
779
780 rt->mf6c_origin = mfccp->mf6cc_origin;
781 rt->mf6c_mcastgrp = mfccp->mf6cc_mcastgrp;
782 rt->mf6c_parent = mfccp->mf6cc_parent;
783 rt->mf6c_ifset = mfccp->mf6cc_ifset;
784 /* initialize pkt counters per src-grp */

--- 20 unchanged lines hidden (view full) ---

805 }
806
807 /*
808 * It is possible that an entry is being inserted without an upcall
809 */
810 if (nstl == 0) {
811#ifdef MRT6DEBUG
812 if (mrt6debug & DEBUG_MFC)
783 mfccp->mf6cc_parent, rt->mf6c_stall);
784#endif
785
786 rt->mf6c_origin = mfccp->mf6cc_origin;
787 rt->mf6c_mcastgrp = mfccp->mf6cc_mcastgrp;
788 rt->mf6c_parent = mfccp->mf6cc_parent;
789 rt->mf6c_ifset = mfccp->mf6cc_ifset;
790 /* initialize pkt counters per src-grp */

--- 20 unchanged lines hidden (view full) ---

811 }
812
813 /*
814 * It is possible that an entry is being inserted without an upcall
815 */
816 if (nstl == 0) {
817#ifdef MRT6DEBUG
818 if (mrt6debug & DEBUG_MFC)
813 log(LOG_DEBUG,
814 "add_mfc no upcall h %d o %s g %s p %x\n",
815 hash,
816 ip6_sprintf(&mfccp->mf6cc_origin.sin6_addr),
817 ip6_sprintf(&mfccp->mf6cc_mcastgrp.sin6_addr),
818 mfccp->mf6cc_parent);
819 log(LOG_DEBUG,
820 "add_mfc no upcall h %d o %s g %s p %x\n",
821 hash,
822 ip6_sprintf(ip6bufo, &mfccp->mf6cc_origin.sin6_addr),
823 ip6_sprintf(ip6bufg, &mfccp->mf6cc_mcastgrp.sin6_addr),
824 mfccp->mf6cc_parent);
819#endif
820
821 for (rt = mf6ctable[hash]; rt; rt = rt->mf6c_next) {
822
823 if (IN6_ARE_ADDR_EQUAL(&rt->mf6c_origin.sin6_addr,
824 &mfccp->mf6cc_origin.sin6_addr)&&
825 IN6_ARE_ADDR_EQUAL(&rt->mf6c_mcastgrp.sin6_addr,
826 &mfccp->mf6cc_mcastgrp.sin6_addr)) {

--- 83 unchanged lines hidden (view full) ---

910 u_long hash;
911 int s;
912
913 origin = mfccp->mf6cc_origin;
914 mcastgrp = mfccp->mf6cc_mcastgrp;
915 hash = MF6CHASH(origin.sin6_addr, mcastgrp.sin6_addr);
916
917#ifdef MRT6DEBUG
825#endif
826
827 for (rt = mf6ctable[hash]; rt; rt = rt->mf6c_next) {
828
829 if (IN6_ARE_ADDR_EQUAL(&rt->mf6c_origin.sin6_addr,
830 &mfccp->mf6cc_origin.sin6_addr)&&
831 IN6_ARE_ADDR_EQUAL(&rt->mf6c_mcastgrp.sin6_addr,
832 &mfccp->mf6cc_mcastgrp.sin6_addr)) {

--- 83 unchanged lines hidden (view full) ---

916 u_long hash;
917 int s;
918
919 origin = mfccp->mf6cc_origin;
920 mcastgrp = mfccp->mf6cc_mcastgrp;
921 hash = MF6CHASH(origin.sin6_addr, mcastgrp.sin6_addr);
922
923#ifdef MRT6DEBUG
918 if (mrt6debug & DEBUG_MFC)
924 if (mrt6debug & DEBUG_MFC) {
925 char ip6bufo[INET6_ADDRSTRLEN], ip6bufg[INET6_ADDRSTRLEN];
919 log(LOG_DEBUG,"del_m6fc orig %s mcastgrp %s\n",
926 log(LOG_DEBUG,"del_m6fc orig %s mcastgrp %s\n",
920 ip6_sprintf(&origin.sin6_addr),
921 ip6_sprintf(&mcastgrp.sin6_addr));
927 ip6_sprintf(ip6bufo, &origin.sin6_addr),
928 ip6_sprintf(ip6bufg, &mcastgrp.sin6_addr));
929 }
922#endif
923
924 s = splnet();
925
926 nptr = &mf6ctable[hash];
927 while ((rt = *nptr) != NULL) {
928 if (IN6_ARE_ADDR_EQUAL(&origin.sin6_addr,
929 &rt->mf6c_origin.sin6_addr) &&

--- 60 unchanged lines hidden (view full) ---

990 struct ifnet *ifp;
991 struct mbuf *m;
992{
993 struct mf6c *rt;
994 struct mif6 *mifp;
995 struct mbuf *mm;
996 int s;
997 mifi_t mifi;
930#endif
931
932 s = splnet();
933
934 nptr = &mf6ctable[hash];
935 while ((rt = *nptr) != NULL) {
936 if (IN6_ARE_ADDR_EQUAL(&origin.sin6_addr,
937 &rt->mf6c_origin.sin6_addr) &&

--- 60 unchanged lines hidden (view full) ---

998 struct ifnet *ifp;
999 struct mbuf *m;
1000{
1001 struct mf6c *rt;
1002 struct mif6 *mifp;
1003 struct mbuf *mm;
1004 int s;
1005 mifi_t mifi;
1006 char ip6bufs[INET6_ADDRSTRLEN], ip6bufd[INET6_ADDRSTRLEN];
998
999#ifdef MRT6DEBUG
1000 if (mrt6debug & DEBUG_FORWARD)
1001 log(LOG_DEBUG, "ip6_mforward: src %s, dst %s, ifindex %d\n",
1007
1008#ifdef MRT6DEBUG
1009 if (mrt6debug & DEBUG_FORWARD)
1010 log(LOG_DEBUG, "ip6_mforward: src %s, dst %s, ifindex %d\n",
1002 ip6_sprintf(&ip6->ip6_src), ip6_sprintf(&ip6->ip6_dst),
1011 ip6_sprintf(ip6bufs, &ip6->ip6_src),
1012 ip6_sprintf(ip6bufd, &ip6->ip6_dst),
1003 ifp->if_index);
1004#endif
1005
1006 /*
1007 * Don't forward a packet with Hop limit of zero or one,
1008 * or a packet destined to a local-only group.
1009 */
1010 if (ip6->ip6_hlim <= 1 || IN6_IS_ADDR_MC_INTFACELOCAL(&ip6->ip6_dst) ||

--- 10 unchanged lines hidden (view full) ---

1021 */
1022 if (IN6_IS_ADDR_UNSPECIFIED(&ip6->ip6_src)) {
1023 ip6stat.ip6s_cantforward++;
1024 if (ip6_log_time + ip6_log_interval < time_second) {
1025 ip6_log_time = time_second;
1026 log(LOG_DEBUG,
1027 "cannot forward "
1028 "from %s to %s nxt %d received on %s\n",
1013 ifp->if_index);
1014#endif
1015
1016 /*
1017 * Don't forward a packet with Hop limit of zero or one,
1018 * or a packet destined to a local-only group.
1019 */
1020 if (ip6->ip6_hlim <= 1 || IN6_IS_ADDR_MC_INTFACELOCAL(&ip6->ip6_dst) ||

--- 10 unchanged lines hidden (view full) ---

1031 */
1032 if (IN6_IS_ADDR_UNSPECIFIED(&ip6->ip6_src)) {
1033 ip6stat.ip6s_cantforward++;
1034 if (ip6_log_time + ip6_log_interval < time_second) {
1035 ip6_log_time = time_second;
1036 log(LOG_DEBUG,
1037 "cannot forward "
1038 "from %s to %s nxt %d received on %s\n",
1029 ip6_sprintf(&ip6->ip6_src),
1030 ip6_sprintf(&ip6->ip6_dst),
1039 ip6_sprintf(ip6bufs, &ip6->ip6_src),
1040 ip6_sprintf(ip6bufd, &ip6->ip6_dst),
1031 ip6->ip6_nxt,
1032 if_name(m->m_pkthdr.rcvif));
1033 }
1034 return (0);
1035 }
1036
1037 /*
1038 * Determine forwarding mifs from the forwarding cache table

--- 21 unchanged lines hidden (view full) ---

1060
1061 GET_TIME(tp);
1062#endif /* UPCALL_TIMING */
1063
1064 mrt6stat.mrt6s_no_route++;
1065#ifdef MRT6DEBUG
1066 if (mrt6debug & (DEBUG_FORWARD | DEBUG_MFC))
1067 log(LOG_DEBUG, "ip6_mforward: no rte s %s g %s\n",
1041 ip6->ip6_nxt,
1042 if_name(m->m_pkthdr.rcvif));
1043 }
1044 return (0);
1045 }
1046
1047 /*
1048 * Determine forwarding mifs from the forwarding cache table

--- 21 unchanged lines hidden (view full) ---

1070
1071 GET_TIME(tp);
1072#endif /* UPCALL_TIMING */
1073
1074 mrt6stat.mrt6s_no_route++;
1075#ifdef MRT6DEBUG
1076 if (mrt6debug & (DEBUG_FORWARD | DEBUG_MFC))
1077 log(LOG_DEBUG, "ip6_mforward: no rte s %s g %s\n",
1068 ip6_sprintf(&ip6->ip6_src),
1069 ip6_sprintf(&ip6->ip6_dst));
1078 ip6_sprintf(ip6bufs, &ip6->ip6_src),
1079 ip6_sprintf(ip6bufd, &ip6->ip6_dst));
1070#endif
1071
1072 /*
1073 * Allocate mbufs early so that we don't do extra work if we
1074 * are just going to fail anyway.
1075 */
1076 rte = (struct rtdetq *)malloc(sizeof(*rte), M_MRTABLE6,
1077 M_NOWAIT);

--- 192 unchanged lines hidden (view full) ---

1270 * Skip real cache entries
1271 * Make sure it wasn't marked to not expire (shouldn't happen)
1272 * If it expires now
1273 */
1274 if (rte != NULL &&
1275 mfc->mf6c_expire != 0 &&
1276 --mfc->mf6c_expire == 0) {
1277#ifdef MRT6DEBUG
1080#endif
1081
1082 /*
1083 * Allocate mbufs early so that we don't do extra work if we
1084 * are just going to fail anyway.
1085 */
1086 rte = (struct rtdetq *)malloc(sizeof(*rte), M_MRTABLE6,
1087 M_NOWAIT);

--- 192 unchanged lines hidden (view full) ---

1280 * Skip real cache entries
1281 * Make sure it wasn't marked to not expire (shouldn't happen)
1282 * If it expires now
1283 */
1284 if (rte != NULL &&
1285 mfc->mf6c_expire != 0 &&
1286 --mfc->mf6c_expire == 0) {
1287#ifdef MRT6DEBUG
1278 if (mrt6debug & DEBUG_EXPIRE)
1288 if (mrt6debug & DEBUG_EXPIRE) {
1289 char ip6bufo[INET6_ADDRSTRLEN];
1290 char ip6bufg[INET6_ADDRSTRLEN];
1279 log(LOG_DEBUG, "expire_upcalls: expiring (%s %s)\n",
1291 log(LOG_DEBUG, "expire_upcalls: expiring (%s %s)\n",
1280 ip6_sprintf(&mfc->mf6c_origin.sin6_addr),
1281 ip6_sprintf(&mfc->mf6c_mcastgrp.sin6_addr));
1292 ip6_sprintf(ip6bufo, &mfc->mf6c_origin.sin6_addr),
1293 ip6_sprintf(ip6bufg, &mfc->mf6c_mcastgrp.sin6_addr));
1294 }
1282#endif
1283 /*
1284 * drop all the packets
1285 * free the mbuf with the pkt, if, timing info
1286 */
1287 do {
1288 struct rtdetq *n = rte->next;
1289 m_freem(rte->m);

--- 293 unchanged lines hidden (view full) ---

1583 * pMTU discovery is intentionally disabled by default, since
1584 * various router may notify pMTU in multicast, which can be
1585 * a DDoS to a router
1586 */
1587 if (ip6_mcast_pmtu)
1588 icmp6_error(mb_copy, ICMP6_PACKET_TOO_BIG, 0, linkmtu);
1589 else {
1590#ifdef MRT6DEBUG
1295#endif
1296 /*
1297 * drop all the packets
1298 * free the mbuf with the pkt, if, timing info
1299 */
1300 do {
1301 struct rtdetq *n = rte->next;
1302 m_freem(rte->m);

--- 293 unchanged lines hidden (view full) ---

1596 * pMTU discovery is intentionally disabled by default, since
1597 * various router may notify pMTU in multicast, which can be
1598 * a DDoS to a router
1599 */
1600 if (ip6_mcast_pmtu)
1601 icmp6_error(mb_copy, ICMP6_PACKET_TOO_BIG, 0, linkmtu);
1602 else {
1603#ifdef MRT6DEBUG
1591 if (mrt6debug & DEBUG_XMIT)
1604 if (mrt6debug & DEBUG_XMIT) {
1605 char ip6bufs[INET6_ADDRSTRLEN];
1606 char ip6bufd[INET6_ADDRSTRLEN];
1592 log(LOG_DEBUG,
1593 "phyint_send: packet too big on %s o %s "
1594 "g %s size %d(discarded)\n",
1595 if_name(ifp),
1607 log(LOG_DEBUG,
1608 "phyint_send: packet too big on %s o %s "
1609 "g %s size %d(discarded)\n",
1610 if_name(ifp),
1596 ip6_sprintf(&ip6->ip6_src),
1597 ip6_sprintf(&ip6->ip6_dst),
1611 ip6_sprintf(ip6bufs, &ip6->ip6_src),
1612 ip6_sprintf(ip6bufd, &ip6->ip6_dst),
1598 mb_copy->m_pkthdr.len);
1613 mb_copy->m_pkthdr.len);
1614 }
1599#endif /* MRT6DEBUG */
1600 m_freem(mb_copy); /* simply discard the packet */
1601 }
1602 }
1603
1604 splx(s);
1605}
1606

--- 4 unchanged lines hidden (view full) ---

1611 struct mbuf *m;
1612{
1613 struct mbuf *mm;
1614 int i, len = m->m_pkthdr.len;
1615 static struct sockaddr_in6 sin6 = { sizeof(sin6), AF_INET6 };
1616 struct mrt6msg *im6;
1617
1618#ifdef MRT6DEBUG
1615#endif /* MRT6DEBUG */
1616 m_freem(mb_copy); /* simply discard the packet */
1617 }
1618 }
1619
1620 splx(s);
1621}
1622

--- 4 unchanged lines hidden (view full) ---

1627 struct mbuf *m;
1628{
1629 struct mbuf *mm;
1630 int i, len = m->m_pkthdr.len;
1631 static struct sockaddr_in6 sin6 = { sizeof(sin6), AF_INET6 };
1632 struct mrt6msg *im6;
1633
1634#ifdef MRT6DEBUG
1619 if (mrt6debug)
1635 if (mrt6debug) {
1636 char ip6bufs[INET6_ADDRSTRLEN], ip6bufd[INET6_ADDRSTRLEN];
1620 log(LOG_DEBUG, "** IPv6 register_send **\n src %s dst %s\n",
1637 log(LOG_DEBUG, "** IPv6 register_send **\n src %s dst %s\n",
1621 ip6_sprintf(&ip6->ip6_src), ip6_sprintf(&ip6->ip6_dst));
1638 ip6_sprintf(ip6bufs, &ip6->ip6_src),
1639 ip6_sprintf(ip6bufd, &ip6->ip6_dst));
1640 }
1622#endif
1623 ++pim6stat.pim6s_snd_registers;
1624
1625 /* Make a copy of the packet to send to the user level process */
1626 MGETHDR(mm, M_DONTWAIT, MT_HEADER);
1627 if (mm == NULL)
1628 return (ENOBUFS);
1629 mm->m_pkthdr.rcvif = NULL;

--- 151 unchanged lines hidden (view full) ---

1781 * routing daemon.
1782 */
1783 static struct sockaddr_in6 dst = { sizeof(dst), AF_INET6 };
1784
1785 struct mbuf *mcp;
1786 struct ip6_hdr *eip6;
1787 u_int32_t *reghdr;
1788 int rc;
1641#endif
1642 ++pim6stat.pim6s_snd_registers;
1643
1644 /* Make a copy of the packet to send to the user level process */
1645 MGETHDR(mm, M_DONTWAIT, MT_HEADER);
1646 if (mm == NULL)
1647 return (ENOBUFS);
1648 mm->m_pkthdr.rcvif = NULL;

--- 151 unchanged lines hidden (view full) ---

1800 * routing daemon.
1801 */
1802 static struct sockaddr_in6 dst = { sizeof(dst), AF_INET6 };
1803
1804 struct mbuf *mcp;
1805 struct ip6_hdr *eip6;
1806 u_int32_t *reghdr;
1807 int rc;
1808#ifdef MRT6DEBUG
1809 char ip6bufs[INET6_ADDRSTRLEN], ip6bufd[INET6_ADDRSTRLEN];
1810#endif
1789
1790 ++pim6stat.pim6s_rcv_registers;
1791
1792 if ((reg_mif_num >= nummifs) || (reg_mif_num == (mifi_t) -1)) {
1793#ifdef MRT6DEBUG
1794 if (mrt6debug & DEBUG_PIM)
1795 log(LOG_DEBUG,
1796 "pim6_input: register mif not set: %d\n",

--- 13 unchanged lines hidden (view full) ---

1810 */
1811 if (pimlen < PIM6_REG_MINLEN) {
1812 ++pim6stat.pim6s_rcv_tooshort;
1813 ++pim6stat.pim6s_rcv_badregisters;
1814#ifdef MRT6DEBUG
1815 log(LOG_ERR,
1816 "pim6_input: register packet size too "
1817 "small %d from %s\n",
1811
1812 ++pim6stat.pim6s_rcv_registers;
1813
1814 if ((reg_mif_num >= nummifs) || (reg_mif_num == (mifi_t) -1)) {
1815#ifdef MRT6DEBUG
1816 if (mrt6debug & DEBUG_PIM)
1817 log(LOG_DEBUG,
1818 "pim6_input: register mif not set: %d\n",

--- 13 unchanged lines hidden (view full) ---

1832 */
1833 if (pimlen < PIM6_REG_MINLEN) {
1834 ++pim6stat.pim6s_rcv_tooshort;
1835 ++pim6stat.pim6s_rcv_badregisters;
1836#ifdef MRT6DEBUG
1837 log(LOG_ERR,
1838 "pim6_input: register packet size too "
1839 "small %d from %s\n",
1818 pimlen, ip6_sprintf(&ip6->ip6_src));
1840 pimlen, ip6_sprintf(ip6bufs, &ip6->ip6_src));
1819#endif
1820 m_freem(m);
1821 return (IPPROTO_DONE);
1822 }
1823
1824 eip6 = (struct ip6_hdr *) (reghdr + 1);
1825#ifdef MRT6DEBUG
1826 if (mrt6debug & DEBUG_PIM)
1827 log(LOG_DEBUG,
1828 "pim6_input[register], eip6: %s -> %s, "
1829 "eip6 plen %d\n",
1841#endif
1842 m_freem(m);
1843 return (IPPROTO_DONE);
1844 }
1845
1846 eip6 = (struct ip6_hdr *) (reghdr + 1);
1847#ifdef MRT6DEBUG
1848 if (mrt6debug & DEBUG_PIM)
1849 log(LOG_DEBUG,
1850 "pim6_input[register], eip6: %s -> %s, "
1851 "eip6 plen %d\n",
1830 ip6_sprintf(&eip6->ip6_src),
1831 ip6_sprintf(&eip6->ip6_dst),
1852 ip6_sprintf(ip6bufs, &eip6->ip6_src),
1853 ip6_sprintf(ip6bufd, &eip6->ip6_dst),
1832 ntohs(eip6->ip6_plen));
1833#endif
1834
1835 /* verify the version number of the inner packet */
1836 if ((eip6->ip6_vfc & IPV6_VERSION_MASK) != IPV6_VERSION) {
1837 ++pim6stat.pim6s_rcv_badregisters;
1838#ifdef MRT6DEBUG
1839 log(LOG_DEBUG, "pim6_input: invalid IP version (%d) "

--- 7 unchanged lines hidden (view full) ---

1847 /* verify the inner packet is destined to a mcast group */
1848 if (!IN6_IS_ADDR_MULTICAST(&eip6->ip6_dst)) {
1849 ++pim6stat.pim6s_rcv_badregisters;
1850#ifdef MRT6DEBUG
1851 if (mrt6debug & DEBUG_PIM)
1852 log(LOG_DEBUG,
1853 "pim6_input: inner packet of register "
1854 "is not multicast %s\n",
1854 ntohs(eip6->ip6_plen));
1855#endif
1856
1857 /* verify the version number of the inner packet */
1858 if ((eip6->ip6_vfc & IPV6_VERSION_MASK) != IPV6_VERSION) {
1859 ++pim6stat.pim6s_rcv_badregisters;
1860#ifdef MRT6DEBUG
1861 log(LOG_DEBUG, "pim6_input: invalid IP version (%d) "

--- 7 unchanged lines hidden (view full) ---

1869 /* verify the inner packet is destined to a mcast group */
1870 if (!IN6_IS_ADDR_MULTICAST(&eip6->ip6_dst)) {
1871 ++pim6stat.pim6s_rcv_badregisters;
1872#ifdef MRT6DEBUG
1873 if (mrt6debug & DEBUG_PIM)
1874 log(LOG_DEBUG,
1875 "pim6_input: inner packet of register "
1876 "is not multicast %s\n",
1855 ip6_sprintf(&eip6->ip6_dst));
1877 ip6_sprintf(ip6bufd, &eip6->ip6_dst));
1856#endif
1857 m_freem(m);
1858 return (IPPROTO_DONE);
1859 }
1860
1861 /*
1862 * make a copy of the whole header to pass to the daemon later.
1863 */

--- 12 unchanged lines hidden (view full) ---

1876 * forward the inner ip6 packet; point m_data at the inner ip6.
1877 */
1878 m_adj(m, off + PIM_MINLEN);
1879#ifdef MRT6DEBUG
1880 if (mrt6debug & DEBUG_PIM) {
1881 log(LOG_DEBUG,
1882 "pim6_input: forwarding decapsulated register: "
1883 "src %s, dst %s, mif %d\n",
1878#endif
1879 m_freem(m);
1880 return (IPPROTO_DONE);
1881 }
1882
1883 /*
1884 * make a copy of the whole header to pass to the daemon later.
1885 */

--- 12 unchanged lines hidden (view full) ---

1898 * forward the inner ip6 packet; point m_data at the inner ip6.
1899 */
1900 m_adj(m, off + PIM_MINLEN);
1901#ifdef MRT6DEBUG
1902 if (mrt6debug & DEBUG_PIM) {
1903 log(LOG_DEBUG,
1904 "pim6_input: forwarding decapsulated register: "
1905 "src %s, dst %s, mif %d\n",
1884 ip6_sprintf(&eip6->ip6_src),
1885 ip6_sprintf(&eip6->ip6_dst),
1906 ip6_sprintf(ip6bufs, &eip6->ip6_src),
1907 ip6_sprintf(ip6bufd, &eip6->ip6_dst),
1886 reg_mif_num);
1887 }
1888#endif
1889
1890 rc = if_simloop(mif6table[reg_mif_num].m6_ifp, m,
1891 dst.sin6_family, 0);
1892
1893 /* prepare the register head to send to the mrouting daemon */

--- 13 unchanged lines hidden --- 		1908 reg_mif_num);
1909 }
1910#endif
1911
1912 rc = if_simloop(mif6table[reg_mif_num].m6_ifp, m,
1913 dst.sin6_family, 0);
1914
1915 /* prepare the register head to send to the mrouting daemon */

--- 13 unchanged lines hidden ---