78 static void dn_ifaddr_notify(int event, struct dn_ifaddr *ifa);
82 static void dn_send_brd_hello(struct net_device *dev, struct dn_ifaddr *ifa);
83 static void dn_send_ptp_hello(struct net_device *dev, struct dn_ifaddr *ifa);
317 	struct dn_ifaddr *ifa;  in dn_dev_alloc_ifa()  local
319 	ifa = kzalloc(sizeof(*ifa), GFP_KERNEL);  in dn_dev_alloc_ifa()
321 	return ifa;  in dn_dev_alloc_ifa()
324 static void dn_dev_free_ifa(struct dn_ifaddr *ifa)  in dn_dev_free_ifa()  argument
326 	kfree_rcu(ifa, rcu);  in dn_dev_free_ifa()
356 static int dn_dev_insert_ifa(struct dn_dev *dn_db, struct dn_ifaddr *ifa)  in dn_dev_insert_ifa()  argument
368 		if (ifa1->ifa_local == ifa->ifa_local)  in dn_dev_insert_ifa()
373 		if (ifa->ifa_local != dn_eth2dn(dev->dev_addr)) {  in dn_dev_insert_ifa()
374 			dn_dn2eth(mac_addr, ifa->ifa_local);  in dn_dev_insert_ifa()
379 	ifa->ifa_next = dn_db->ifa_list;  in dn_dev_insert_ifa()
380 	rcu_assign_pointer(dn_db->ifa_list, ifa);  in dn_dev_insert_ifa()
382 	dn_ifaddr_notify(RTM_NEWADDR, ifa);  in dn_dev_insert_ifa()
383 	blocking_notifier_call_chain(&dnaddr_chain, NETDEV_UP, ifa);  in dn_dev_insert_ifa()
388 static int dn_dev_set_ifa(struct net_device *dev, struct dn_ifaddr *ifa)  in dn_dev_set_ifa()  argument
400 	ifa->ifa_dev = dn_db;  in dn_dev_set_ifa()
403 		ifa->ifa_scope = RT_SCOPE_HOST;  in dn_dev_set_ifa()
405 	rv = dn_dev_insert_ifa(dn_db, ifa);  in dn_dev_set_ifa()
407 		dn_dev_free_ifa(ifa);  in dn_dev_set_ifa()
419 	struct dn_ifaddr *ifa = NULL;  in dn_dev_ioctl()  local
451 		     (ifa = rtnl_dereference(*ifap)) != NULL;  in dn_dev_ioctl()
452 		     ifap = &ifa->ifa_next)  in dn_dev_ioctl()
453 			if (strcmp(ifr->ifr_name, ifa->ifa_label) == 0)  in dn_dev_ioctl()
457 	if (ifa == NULL && cmd != SIOCSIFADDR) {  in dn_dev_ioctl()
464 		*((__le16 *)sdn->sdn_nodeaddr) = ifa->ifa_local;  in dn_dev_ioctl()
468 		if (!ifa) {  in dn_dev_ioctl()
469 			if ((ifa = dn_dev_alloc_ifa()) == NULL) {  in dn_dev_ioctl()
473 			memcpy(ifa->ifa_label, dev->name, IFNAMSIZ);  in dn_dev_ioctl()
475 			if (ifa->ifa_local == dn_saddr2dn(sdn))  in dn_dev_ioctl()
480 		ifa->ifa_local = ifa->ifa_address = dn_saddr2dn(sdn);  in dn_dev_ioctl()
482 		ret = dn_dev_set_ifa(dev, ifa);  in dn_dev_ioctl()
574 	struct dn_ifaddr *ifa;  in dn_nl_deladdr()  local
595 	     (ifa = rtnl_dereference(*ifap)) != NULL;  in dn_nl_deladdr()
596 	     ifap = &ifa->ifa_next) {  in dn_nl_deladdr()
598 		    nla_memcmp(tb[IFA_LOCAL], &ifa->ifa_local, 2))  in dn_nl_deladdr()
601 		if (tb[IFA_LABEL] && nla_strcmp(tb[IFA_LABEL], ifa->ifa_label))  in dn_nl_deladdr()
619 	struct dn_ifaddr *ifa;  in dn_nl_newaddr()  local
645 	if ((ifa = dn_dev_alloc_ifa()) == NULL)  in dn_nl_newaddr()
651 	ifa->ifa_local = nla_get_le16(tb[IFA_LOCAL]);  in dn_nl_newaddr()
652 	ifa->ifa_address = nla_get_le16(tb[IFA_ADDRESS]);  in dn_nl_newaddr()
653 	ifa->ifa_flags = tb[IFA_FLAGS] ? nla_get_u32(tb[IFA_FLAGS]) :  in dn_nl_newaddr()
655 	ifa->ifa_scope = ifm->ifa_scope;  in dn_nl_newaddr()
656 	ifa->ifa_dev = dn_db;  in dn_nl_newaddr()
659 		nla_strlcpy(ifa->ifa_label, tb[IFA_LABEL], IFNAMSIZ);  in dn_nl_newaddr()
661 		memcpy(ifa->ifa_label, dev->name, IFNAMSIZ);  in dn_nl_newaddr()
663 	err = dn_dev_insert_ifa(dn_db, ifa);  in dn_nl_newaddr()
665 		dn_dev_free_ifa(ifa);  in dn_nl_newaddr()
679 static int dn_nl_fill_ifaddr(struct sk_buff *skb, struct dn_ifaddr *ifa,  in dn_nl_fill_ifaddr()  argument
684 	u32 ifa_flags = ifa->ifa_flags | IFA_F_PERMANENT;  in dn_nl_fill_ifaddr()
694 	ifm->ifa_scope = ifa->ifa_scope;  in dn_nl_fill_ifaddr()
695 	ifm->ifa_index = ifa->ifa_dev->dev->ifindex;  in dn_nl_fill_ifaddr()
697 	if ((ifa->ifa_address &&  in dn_nl_fill_ifaddr()
698 	     nla_put_le16(skb, IFA_ADDRESS, ifa->ifa_address)) ||  in dn_nl_fill_ifaddr()
699 	    (ifa->ifa_local &&  in dn_nl_fill_ifaddr()
700 	     nla_put_le16(skb, IFA_LOCAL, ifa->ifa_local)) ||  in dn_nl_fill_ifaddr()
701 	    (ifa->ifa_label[0] &&  in dn_nl_fill_ifaddr()
702 	     nla_put_string(skb, IFA_LABEL, ifa->ifa_label)) ||  in dn_nl_fill_ifaddr()
713 static void dn_ifaddr_notify(int event, struct dn_ifaddr *ifa)  in dn_ifaddr_notify()  argument
722 	err = dn_nl_fill_ifaddr(skb, ifa, 0, 0, event, 0);  in dn_ifaddr_notify()
742 	struct dn_ifaddr *ifa;  in dn_nl_dump_ifaddr()  local
764 		for (ifa = rcu_dereference(dn_db->ifa_list), dn_idx = 0; ifa;  in dn_nl_dump_ifaddr()
765 		     ifa = rcu_dereference(ifa->ifa_next), dn_idx++) {  in dn_nl_dump_ifaddr()
769 			if (dn_nl_fill_ifaddr(skb, ifa, NETLINK_CB(cb->skb).portid,  in dn_nl_dump_ifaddr()
788 	struct dn_ifaddr *ifa;  in dn_dev_get_first()  local
796 	ifa = rcu_dereference(dn_db->ifa_list);  in dn_dev_get_first()
797 	if (ifa != NULL) {  in dn_dev_get_first()
798 		*addr = ifa->ifa_local;  in dn_dev_get_first()
833 static void dn_send_endnode_hello(struct net_device *dev, struct dn_ifaddr *ifa)  in dn_send_endnode_hello()  argument
849 	dn_dn2eth(msg->id, ifa->ifa_local);  in dn_send_endnode_hello()
877 static int dn_am_i_a_router(struct dn_neigh *dn, struct dn_dev *dn_db, struct dn_ifaddr *ifa)  in dn_am_i_a_router()  argument
895 	if (le16_to_cpu(dn->addr) < le16_to_cpu(ifa->ifa_local))  in dn_am_i_a_router()
901 static void dn_send_router_hello(struct net_device *dev, struct dn_ifaddr *ifa)  in dn_send_router_hello()  argument
934 	dn_dn2eth(ptr, ifa->ifa_local);  in dn_send_router_hello()
963 	if (dn_am_i_a_router(dn, dn_db, ifa)) {  in dn_send_router_hello()
973 static void dn_send_brd_hello(struct net_device *dev, struct dn_ifaddr *ifa)  in dn_send_brd_hello()  argument
978 		dn_send_endnode_hello(dev, ifa);  in dn_send_brd_hello()
980 		dn_send_router_hello(dev, ifa);  in dn_send_brd_hello()
983 static void dn_send_ptp_hello(struct net_device *dev, struct dn_ifaddr *ifa)  in dn_send_ptp_hello()  argument
1000 	*((__le16 *)ptr) = ifa->ifa_local;  in dn_send_ptp_hello()
1007 	dn_dn2eth(src, ifa->ifa_local);  in dn_send_ptp_hello()
1041 	struct dn_ifaddr *ifa;  in dn_dev_timer_func()  local
1047 			for (ifa = rcu_dereference(dn_db->ifa_list);  in dn_dev_timer_func()
1048 			     ifa;  in dn_dev_timer_func()
1049 			     ifa = rcu_dereference(ifa->ifa_next)) {  in dn_dev_timer_func()
1050 				if (!(ifa->ifa_flags & IFA_F_SECONDARY))  in dn_dev_timer_func()
1051 					dn_db->parms.timer3(dev, ifa);  in dn_dev_timer_func()
1141 	struct dn_ifaddr *ifa;  in dn_dev_up()  local
1172 	if ((ifa = dn_dev_alloc_ifa()) == NULL)  in dn_dev_up()
1175 	ifa->ifa_local = ifa->ifa_address = addr;  in dn_dev_up()
1176 	ifa->ifa_flags = 0;  in dn_dev_up()
1177 	ifa->ifa_scope = RT_SCOPE_UNIVERSE;  in dn_dev_up()
1178 	strcpy(ifa->ifa_label, dev->name);  in dn_dev_up()
1180 	dn_dev_set_ifa(dev, ifa);  in dn_dev_up()
1224 	struct dn_ifaddr *ifa;  in dn_dev_down()  local
1229 	while ((ifa = rtnl_dereference(dn_db->ifa_list)) != NULL) {  in dn_dev_down()
1231 		dn_dev_free_ifa(ifa);  in dn_dev_down()