sys/netinet6/mld6.c

197 static MALLOC_DEFINE(M_MLD, "mld", "mld state");
221 SYSCTL_NODE(_net_inet6, OID_AUTO, mld, CTLFLAG_RW, 0,
242 TUNABLE_INT("net.inet6.mld.v1enable", &mld_v1enable);
247 TUNABLE_INT("net.inet6.mld.use_allow", &mld_use_allow);
628     /*const*/ struct mld_hdr *mld)
643 		    ip6_sprintf(ip6tbuf, &mld->mld_addr),
663 	if (IN6_IS_ADDR_UNSPECIFIED(&mld->mld_addr)) {
680 		in6_setscope(&mld->mld_addr, ifp, NULL);
693 	timer = (ntohs(mld->mld_maxdelay) * PR_FASTHZ) / MLD_TIMER_SCALE;
718 		inm = in6m_lookup_locked(ifp, &mld->mld_addr);
721 			    ip6_sprintf(ip6tbuf, &mld->mld_addr),
726 		in6_clearscope(&mld->mld_addr);
808 	struct mldv2_query	*mld;
833 	mld = (struct mldv2_query *)(mtod(m, uint8_t *) + off);
835 	maxdelay = ntohs(mld->mld_maxdelay);	/* in 1/10ths of a second */
844 	qrv = MLD_QRV(mld->mld_misc);
851 	qqi = mld->mld_qqi;
853 		qqi = MLD_QQIC_MANT(mld->mld_qqi) <<
854 		     (MLD_QQIC_EXP(mld->mld_qqi) + 3);
857 	nsrc = ntohs(mld->mld_numsrc);
868 	if (IN6_IS_ADDR_UNSPECIFIED(&mld->mld_addr)) {
882 		in6_setscope(&mld->mld_addr, ifp, NULL);
935 		inm = in6m_lookup_locked(ifp, &mld->mld_addr);
962 		in6_clearscope(&mld->mld_addr);
982 	struct mldv2_query	*mld;
990 	mld = (struct mldv2_query *)(mtod(m0, uint8_t *) + off);
1008 	nsrc = ntohs(mld->mld_numsrc);
1088  * Assumes mld points to mld_hdr in pulled up mbuf chain.
1095     /*const*/ struct mld_hdr *mld)
1106 		    ip6_sprintf(ip6tbuf, &mld->mld_addr),
1133 	if (!IN6_IS_ADDR_MULTICAST(&mld->mld_addr) ||
1134 	    !IN6_ARE_ADDR_EQUAL(&mld->mld_addr, &dst)) {
1162 	    ip6_sprintf(ip6tbuf, &mld->mld_addr), ifp, ifp->if_xname);
1168 	if (!IN6_IS_ADDR_UNSPECIFIED(&mld->mld_addr))
1169 		in6_setscope(&mld->mld_addr, ifp, NULL);
1181 	inm = in6m_lookup_locked(ifp, &mld->mld_addr);
1208 			    ip6_sprintf(ip6tbuf, &mld->mld_addr),
1226 	in6_clearscope(&mld->mld_addr);
1247 	struct mld_hdr	*mld;
1257 	mld = (struct mld_hdr *)(mtod(m, uint8_t *) + off);
1258 	if (mld->mld_type == MLD_LISTENER_QUERY &&
1264 	IP6_EXTHDR_GET(mld, struct mld_hdr *, m, off, mldlen);
1265 	if (mld == NULL) {
1274 	switch (mld->mld_type) {
1278 			if (mld_v1_input_query(ifp, ip6, mld) != 0)
1288 		if (mld_v1_input_report(ifp, ip6, mld) != 0)
1793 	struct mld_hdr		*mld;
1835 	mld = mtod(md, struct mld_hdr *);
1836 	mld->mld_type = type;
1837 	mld->mld_code = 0;
1838 	mld->mld_cksum = 0;
1839 	mld->mld_maxdelay = 0;
1840 	mld->mld_reserved = 0;
1841 	mld->mld_addr = in6m->in6m_addr;
1842 	in6_clearscope(&mld->mld_addr);
1843 	mld->mld_cksum = in6_cksum(mh, IPPROTO_ICMPV6,
3055 	struct mld_hdr		*mld;
3121 	mld = (struct mld_hdr *)(mtod(md, uint8_t *) + off);
3122 	type = mld->mld_type;
3160 	struct mldv2_report	*mld;
3203 	mld = (struct mldv2_report *)(ip6 + 1);
3204 	mld->mld_type = MLDV2_LISTENER_REPORT;
3205 	mld->mld_code = 0;
3206 	mld->mld_cksum = 0;
3207 	mld->mld_v2_reserved = 0;
3208 	mld->mld_v2_numrecs = htons(m->m_pkthdr.PH_vt.vt_nrecs);
3212 	mld->mld_cksum = in6_cksum(mh, IPPROTO_ICMPV6,
3310     "mld",
3314 DECLARE_MODULE(mld, mld_mod, SI_SUB_PSEUDO, SI_ORDER_ANY);