| in6.c (139826) | in6.c (142215) |
|---|---|
| 1/* $FreeBSD: head/sys/netinet6/in6.c 139826 2005-01-07 02:30:35Z imp $ */ | 1/* $FreeBSD: head/sys/netinet6/in6.c 142215 2005-02-22 13:04:05Z glebius $ */ |
| 2/* $KAME: in6.c,v 1.259 2002/01/21 11:37:50 keiichi Exp $ */ 3 4/*- 5 * Copyright (C) 1995, 1996, 1997, and 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 --- 191 unchanged lines hidden (view full) --- 201 202/* 203 * Add ownaddr as loopback rtentry. We previously add the route only if 204 * necessary (ex. on a p2p link). However, since we now manage addresses 205 * separately from prefixes, we should always add the route. We can't 206 * rely on the cloning mechanism from the corresponding interface route 207 * any more. 208 */ | 2/* $KAME: in6.c,v 1.259 2002/01/21 11:37:50 keiichi Exp $ */ 3 4/*- 5 * Copyright (C) 1995, 1996, 1997, and 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 --- 191 unchanged lines hidden (view full) --- 201 202/* 203 * Add ownaddr as loopback rtentry. We previously add the route only if 204 * necessary (ex. on a p2p link). However, since we now manage addresses 205 * separately from prefixes, we should always add the route. We can't 206 * rely on the cloning mechanism from the corresponding interface route 207 * any more. 208 */ |
| 209static void | 209void |
| 210in6_ifaddloop(struct ifaddr *ifa) 211{ 212 struct rtentry *rt; 213 int need_loop; 214 215 /* If there is no loopback entry, allocate one. */ 216 rt = rtalloc1(ifa->ifa_addr, 0, 0); 217 need_loop = (rt == NULL || (rt->rt_flags & RTF_HOST) == 0 || 218 (rt->rt_ifp->if_flags & IFF_LOOPBACK) == 0); 219 if (rt) 220 rtfree(rt); 221 if (need_loop) 222 in6_ifloop_request(RTM_ADD, ifa); 223} 224 225/* 226 * Remove loopback rtentry of ownaddr generated by in6_ifaddloop(), 227 * if it exists. 228 */ | 210in6_ifaddloop(struct ifaddr *ifa) 211{ 212 struct rtentry *rt; 213 int need_loop; 214 215 /* If there is no loopback entry, allocate one. */ 216 rt = rtalloc1(ifa->ifa_addr, 0, 0); 217 need_loop = (rt == NULL || (rt->rt_flags & RTF_HOST) == 0 || 218 (rt->rt_ifp->if_flags & IFF_LOOPBACK) == 0); 219 if (rt) 220 rtfree(rt); 221 if (need_loop) 222 in6_ifloop_request(RTM_ADD, ifa); 223} 224 225/* 226 * Remove loopback rtentry of ownaddr generated by in6_ifaddloop(), 227 * if it exists. 228 */ |
| 229static void | 229void |
| 230in6_ifremloop(struct ifaddr *ifa) 231{ 232 struct in6_ifaddr *ia; 233 struct rtentry *rt; 234 int ia_count = 0; 235 236 /* 237 * Some of BSD variants do not remove cloned routes --- 1308 unchanged lines hidden (view full) --- 1546 /* set the rtrequest function to create llinfo */ 1547 ia->ia_ifa.ifa_rtrequest = nd6_rtrequest; 1548 in6_ifaddloop(&(ia->ia_ifa)); 1549 } 1550 1551 return (error); 1552} 1553 | 230in6_ifremloop(struct ifaddr *ifa) 231{ 232 struct in6_ifaddr *ia; 233 struct rtentry *rt; 234 int ia_count = 0; 235 236 /* 237 * Some of BSD variants do not remove cloned routes --- 1308 unchanged lines hidden (view full) --- 1546 /* set the rtrequest function to create llinfo */ 1547 ia->ia_ifa.ifa_rtrequest = nd6_rtrequest; 1548 in6_ifaddloop(&(ia->ia_ifa)); 1549 } 1550 1551 return (error); 1552} 1553 |
| 1554struct in6_multi_mship * 1555in6_joingroup(ifp, addr, errorp) 1556 struct ifnet *ifp; 1557 struct in6_addr *addr; 1558 int *errorp; 1559{ 1560 struct in6_multi_mship *imm; 1561 1562 imm = malloc(sizeof(*imm), M_IPMADDR, M_NOWAIT); 1563 if (!imm) { 1564 *errorp = ENOBUFS; 1565 return NULL; 1566 } 1567 imm->i6mm_maddr = in6_addmulti(addr, ifp, errorp); 1568 if (!imm->i6mm_maddr) { 1569 /* *errorp is alrady set */ 1570 free(imm, M_IPMADDR); 1571 return NULL; 1572 } 1573 return imm; 1574} 1575 1576int 1577in6_leavegroup(imm) 1578 struct in6_multi_mship *imm; 1579{ 1580 1581 if (imm->i6mm_maddr) 1582 in6_delmulti(imm->i6mm_maddr); 1583 free(imm, M_IPMADDR); 1584 return 0; 1585} 1586 |
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| 1554/* 1555 * Find an IPv6 interface link-local address specific to an interface. 1556 */ 1557struct in6_ifaddr * 1558in6ifa_ifpforlinklocal(ifp, ignoreflags) 1559 struct ifnet *ifp; 1560 int ignoreflags; 1561{ --- 473 unchanged lines hidden --- | 1587/* 1588 * Find an IPv6 interface link-local address specific to an interface. 1589 */ 1590struct in6_ifaddr * 1591in6ifa_ifpforlinklocal(ifp, ignoreflags) 1592 struct ifnet *ifp; 1593 int ignoreflags; 1594{ --- 473 unchanged lines hidden --- |