78 static void sctp_v6_to_addr(union sctp_addr *addr, struct in6_addr *saddr,
93 	struct sctp_sockaddr_entry *addr = NULL;  in sctp_inet6addr_event()  local
100 		addr = kmalloc(sizeof(struct sctp_sockaddr_entry), GFP_ATOMIC);  in sctp_inet6addr_event()
101 		if (addr) {  in sctp_inet6addr_event()
102 			addr->a.v6.sin6_family = AF_INET6;  in sctp_inet6addr_event()
103 			addr->a.v6.sin6_port = 0;  in sctp_inet6addr_event()
104 			addr->a.v6.sin6_addr = ifa->addr;  in sctp_inet6addr_event()
105 			addr->a.v6.sin6_scope_id = ifa->idev->dev->ifindex;  in sctp_inet6addr_event()
106 			addr->valid = 1;  in sctp_inet6addr_event()
108 			list_add_tail_rcu(&addr->list, &net->sctp.local_addr_list);  in sctp_inet6addr_event()
109 			sctp_addr_wq_mgmt(net, addr, SCTP_ADDR_NEW);  in sctp_inet6addr_event()
115 		list_for_each_entry_safe(addr, temp,  in sctp_inet6addr_event()
117 			if (addr->a.sa.sa_family == AF_INET6 &&  in sctp_inet6addr_event()
118 					ipv6_addr_equal(&addr->a.v6.sin6_addr,  in sctp_inet6addr_event()
119 						&ifa->addr)) {  in sctp_inet6addr_event()
120 				sctp_addr_wq_mgmt(net, addr, SCTP_ADDR_DEL);  in sctp_inet6addr_event()
122 				addr->valid = 0;  in sctp_inet6addr_event()
123 				list_del_rcu(&addr->list);  in sctp_inet6addr_event()
129 			kfree_rcu(addr, rcu);  in sctp_inet6addr_event()
342 			 &rt->rt6i_dst.addr, rt->rt6i_dst.plen,  in sctp_v6_get_dst()
384 	struct sctp_sockaddr_entry *addr;  in sctp_v6_copy_addrlist()  local
395 		addr = kzalloc(sizeof(*addr), GFP_ATOMIC);  in sctp_v6_copy_addrlist()
396 		if (addr) {  in sctp_v6_copy_addrlist()
397 			addr->a.v6.sin6_family = AF_INET6;  in sctp_v6_copy_addrlist()
398 			addr->a.v6.sin6_port = 0;  in sctp_v6_copy_addrlist()
399 			addr->a.v6.sin6_addr = ifp->addr;  in sctp_v6_copy_addrlist()
400 			addr->a.v6.sin6_scope_id = dev->ifindex;  in sctp_v6_copy_addrlist()
401 			addr->valid = 1;  in sctp_v6_copy_addrlist()
402 			INIT_LIST_HEAD(&addr->list);  in sctp_v6_copy_addrlist()
403 			list_add_tail(&addr->list, addrlist);  in sctp_v6_copy_addrlist()
412 static void sctp_v6_from_skb(union sctp_addr *addr, struct sk_buff *skb,  in sctp_v6_from_skb()  argument
418 	port = &addr->v6.sin6_port;  in sctp_v6_from_skb()
419 	addr->v6.sin6_family = AF_INET6;  in sctp_v6_from_skb()
420 	addr->v6.sin6_flowinfo = 0; /* FIXME */  in sctp_v6_from_skb()
421 	addr->v6.sin6_scope_id = ((struct inet6_skb_parm *)skb->cb)->iif;  in sctp_v6_from_skb()
426 		addr->v6.sin6_addr = ipv6_hdr(skb)->saddr;  in sctp_v6_from_skb()
429 		addr->v6.sin6_addr = ipv6_hdr(skb)->daddr;  in sctp_v6_from_skb()
434 static void sctp_v6_from_sk(union sctp_addr *addr, struct sock *sk)  in sctp_v6_from_sk()  argument
436 	addr->v6.sin6_family = AF_INET6;  in sctp_v6_from_sk()
437 	addr->v6.sin6_port = 0;  in sctp_v6_from_sk()
438 	addr->v6.sin6_addr = sk->sk_v6_rcv_saddr;  in sctp_v6_from_sk()
442 static void sctp_v6_to_sk_saddr(union sctp_addr *addr, struct sock *sk)  in sctp_v6_to_sk_saddr()  argument
444 	if (addr->sa.sa_family == AF_INET) {  in sctp_v6_to_sk_saddr()
449 			addr->v4.sin_addr.s_addr;  in sctp_v6_to_sk_saddr()
451 		sk->sk_v6_rcv_saddr = addr->v6.sin6_addr;  in sctp_v6_to_sk_saddr()
456 static void sctp_v6_to_sk_daddr(union sctp_addr *addr, struct sock *sk)  in sctp_v6_to_sk_daddr()  argument
458 	if (addr->sa.sa_family == AF_INET) {  in sctp_v6_to_sk_daddr()
462 		sk->sk_v6_daddr.s6_addr32[3] = addr->v4.sin_addr.s_addr;  in sctp_v6_to_sk_daddr()
464 		sk->sk_v6_daddr = addr->v6.sin6_addr;  in sctp_v6_to_sk_daddr()
469 static void sctp_v6_from_addr_param(union sctp_addr *addr,  in sctp_v6_from_addr_param()  argument
473 	addr->v6.sin6_family = AF_INET6;  in sctp_v6_from_addr_param()
474 	addr->v6.sin6_port = port;  in sctp_v6_from_addr_param()
475 	addr->v6.sin6_flowinfo = 0; /* BUG */  in sctp_v6_from_addr_param()
476 	addr->v6.sin6_addr = param->v6.addr;  in sctp_v6_from_addr_param()
477 	addr->v6.sin6_scope_id = iif;  in sctp_v6_from_addr_param()
483 static int sctp_v6_to_addr_param(const union sctp_addr *addr,  in sctp_v6_to_addr_param()  argument
490 	param->v6.addr = addr->v6.sin6_addr;  in sctp_v6_to_addr_param()
496 static void sctp_v6_to_addr(union sctp_addr *addr, struct in6_addr *saddr,  in sctp_v6_to_addr()  argument
499 	addr->sa.sa_family = AF_INET6;  in sctp_v6_to_addr()
500 	addr->v6.sin6_port = port;  in sctp_v6_to_addr()
501 	addr->v6.sin6_addr = *saddr;  in sctp_v6_to_addr()
545 static void sctp_v6_inaddr_any(union sctp_addr *addr, __be16 port)  in sctp_v6_inaddr_any()  argument
547 	memset(addr, 0x00, sizeof(union sctp_addr));  in sctp_v6_inaddr_any()
548 	addr->v6.sin6_family = AF_INET6;  in sctp_v6_inaddr_any()
549 	addr->v6.sin6_port = port;  in sctp_v6_inaddr_any()
553 static int sctp_v6_is_any(const union sctp_addr *addr)  in sctp_v6_is_any()  argument
555 	return ipv6_addr_any(&addr->v6.sin6_addr);  in sctp_v6_is_any()
559 static int sctp_v6_available(union sctp_addr *addr, struct sctp_sock *sp)  in sctp_v6_available()  argument
562 	const struct in6_addr *in6 = (const struct in6_addr *)&addr->v6.sin6_addr;  in sctp_v6_available()
570 		sctp_v6_map_v4(addr);  in sctp_v6_available()
571 		return sctp_get_af_specific(AF_INET)->available(addr, sp);  in sctp_v6_available()
586 static int sctp_v6_addr_valid(union sctp_addr *addr,  in sctp_v6_addr_valid()  argument
590 	int ret = ipv6_addr_type(&addr->v6.sin6_addr);  in sctp_v6_addr_valid()
599 		sctp_v6_map_v4(addr);  in sctp_v6_addr_valid()
600 		return sctp_get_af_specific(AF_INET)->addr_valid(addr, sp, skb);  in sctp_v6_addr_valid()
611 static sctp_scope_t sctp_v6_scope(union sctp_addr *addr)  in sctp_v6_scope()  argument
620 	v6scope = ipv6_addr_scope(&addr->v6.sin6_addr);  in sctp_v6_scope()
694 static int sctp_v6_addr_to_user(struct sctp_sock *sp, union sctp_addr *addr)  in sctp_v6_addr_to_user()  argument
697 		if (addr->sa.sa_family == AF_INET)  in sctp_v6_addr_to_user()
698 			sctp_v4_map_v6(addr);  in sctp_v6_addr_to_user()
700 		if (addr->sa.sa_family == AF_INET6 &&  in sctp_v6_addr_to_user()
701 		    ipv6_addr_v4mapped(&addr->v6.sin6_addr))  in sctp_v6_addr_to_user()
702 			sctp_v6_map_v4(addr);  in sctp_v6_addr_to_user()
705 	if (addr->sa.sa_family == AF_INET)  in sctp_v6_addr_to_user()
724 static void sctp_v6_seq_dump_addr(struct seq_file *seq, union sctp_addr *addr)  in sctp_v6_seq_dump_addr()  argument
726 	seq_printf(seq, "%pI6 ", &addr->v6.sin6_addr);  in sctp_v6_seq_dump_addr()
738 	union sctp_addr *addr;  in sctp_inet6_event_msgname()  local
745 	addr = (union sctp_addr *)msgname;  in sctp_inet6_event_msgname()
750 		addr->v4.sin_family = AF_INET;  in sctp_inet6_event_msgname()
751 		addr->v4.sin_port = htons(asoc->peer.port);  in sctp_inet6_event_msgname()
752 		addr->v4.sin_addr = paddr->v4.sin_addr;  in sctp_inet6_event_msgname()
754 		addr->v6.sin6_family = AF_INET6;  in sctp_inet6_event_msgname()
755 		addr->v6.sin6_flowinfo = 0;  in sctp_inet6_event_msgname()
757 			addr->v6.sin6_scope_id = paddr->v6.sin6_scope_id;  in sctp_inet6_event_msgname()
759 			addr->v6.sin6_scope_id = 0;  in sctp_inet6_event_msgname()
760 		addr->v6.sin6_port = htons(asoc->peer.port);  in sctp_inet6_event_msgname()
761 		addr->v6.sin6_addr = paddr->v6.sin6_addr;  in sctp_inet6_event_msgname()
764 	*addrlen = sctp_v6_addr_to_user(sctp_sk(asoc->base.sk), addr);  in sctp_inet6_event_msgname()
771 	union sctp_addr *addr;  in sctp_inet6_skb_msgname()  local
777 	addr = (union sctp_addr *)msgname;  in sctp_inet6_skb_msgname()
781 		addr->v4.sin_family = AF_INET;  in sctp_inet6_skb_msgname()
782 		addr->v4.sin_port = sh->source;  in sctp_inet6_skb_msgname()
783 		addr->v4.sin_addr.s_addr =  ip_hdr(skb)->saddr;  in sctp_inet6_skb_msgname()
785 		addr->v6.sin6_family = AF_INET6;  in sctp_inet6_skb_msgname()
786 		addr->v6.sin6_flowinfo = 0;  in sctp_inet6_skb_msgname()
787 		addr->v6.sin6_port = sh->source;  in sctp_inet6_skb_msgname()
788 		addr->v6.sin6_addr = ipv6_hdr(skb)->saddr;  in sctp_inet6_skb_msgname()
789 		if (ipv6_addr_type(&addr->v6.sin6_addr) & IPV6_ADDR_LINKLOCAL) {  in sctp_inet6_skb_msgname()
791 			addr->v6.sin6_scope_id = ev->iif;  in sctp_inet6_skb_msgname()
795 	*addr_len = sctp_v6_addr_to_user(sctp_sk(skb->sk), addr);  in sctp_inet6_skb_msgname()
847 static int sctp_inet6_bind_verify(struct sctp_sock *opt, union sctp_addr *addr)  in sctp_inet6_bind_verify()  argument
852 	if (addr->sa.sa_family != AF_INET6)  in sctp_inet6_bind_verify()
853 		af = sctp_get_af_specific(addr->sa.sa_family);  in sctp_inet6_bind_verify()
855 		int type = ipv6_addr_type(&addr->v6.sin6_addr);  in sctp_inet6_bind_verify()
860 			if (!addr->v6.sin6_scope_id)  in sctp_inet6_bind_verify()
864 			dev = dev_get_by_index_rcu(net, addr->v6.sin6_scope_id);  in sctp_inet6_bind_verify()
866 			    !ipv6_chk_addr(net, &addr->v6.sin6_addr, dev, 0)) {  in sctp_inet6_bind_verify()
875 	return af->available(addr, opt);  in sctp_inet6_bind_verify()
881 static int sctp_inet6_send_verify(struct sctp_sock *opt, union sctp_addr *addr)  in sctp_inet6_send_verify()  argument
886 	if (addr->sa.sa_family != AF_INET6)  in sctp_inet6_send_verify()
887 		af = sctp_get_af_specific(addr->sa.sa_family);  in sctp_inet6_send_verify()
889 		int type = ipv6_addr_type(&addr->v6.sin6_addr);  in sctp_inet6_send_verify()
893 			if (!addr->v6.sin6_scope_id)  in sctp_inet6_send_verify()
897 						   addr->v6.sin6_scope_id);  in sctp_inet6_send_verify()