diff options
Diffstat (limited to 'sys/netinet6/in6.c')
| -rw-r--r-- | sys/netinet6/in6.c | 37 |
1 files changed, 35 insertions, 2 deletions
diff --git a/sys/netinet6/in6.c b/sys/netinet6/in6.c index 163dbfe..7bd5e64 100644 --- a/sys/netinet6/in6.c +++ b/sys/netinet6/in6.c @@ -206,7 +206,7 @@ in6_ifloop_request(int cmd, struct ifaddr *ifa) * rely on the cloning mechanism from the corresponding interface route * any more. */ -static void +void in6_ifaddloop(struct ifaddr *ifa) { struct rtentry *rt; @@ -226,7 +226,7 @@ in6_ifaddloop(struct ifaddr *ifa) * Remove loopback rtentry of ownaddr generated by in6_ifaddloop(), * if it exists. */ -static void +void in6_ifremloop(struct ifaddr *ifa) { struct in6_ifaddr *ia; @@ -1551,6 +1551,39 @@ in6_ifinit(ifp, ia, sin6, newhost) return (error); } +struct in6_multi_mship * +in6_joingroup(ifp, addr, errorp) + struct ifnet *ifp; + struct in6_addr *addr; + int *errorp; +{ + struct in6_multi_mship *imm; + + imm = malloc(sizeof(*imm), M_IPMADDR, M_NOWAIT); + if (!imm) { + *errorp = ENOBUFS; + return NULL; + } + imm->i6mm_maddr = in6_addmulti(addr, ifp, errorp); + if (!imm->i6mm_maddr) { + /* *errorp is alrady set */ + free(imm, M_IPMADDR); + return NULL; + } + return imm; +} + +int +in6_leavegroup(imm) + struct in6_multi_mship *imm; +{ + + if (imm->i6mm_maddr) + in6_delmulti(imm->i6mm_maddr); + free(imm, M_IPMADDR); + return 0; +} + /* * Find an IPv6 interface link-local address specific to an interface. */ |
