53 static int dn_neigh_output(struct neighbour *neigh, struct sk_buff *skb);
166 static void dn_neigh_error_report(struct neighbour *neigh, struct sk_buff *skb)  in dn_neigh_error_report()  argument
169 	kfree_skb(skb);  in dn_neigh_error_report()
172 static int dn_neigh_output(struct neighbour *neigh, struct sk_buff *skb)  in dn_neigh_output()  argument
174 	struct dst_entry *dst = skb_dst(skb);  in dn_neigh_output()
184 		err = dev_hard_header(skb, dev, ntohs(skb->protocol),  in dn_neigh_output()
185 				      neigh->ha, mac_addr, skb->len);  in dn_neigh_output()
189 		err = dev_queue_xmit(skb);  in dn_neigh_output()
191 		kfree_skb(skb);  in dn_neigh_output()
197 static int dn_neigh_output_packet(struct net *net, struct sock *sk, struct sk_buff *skb)  in dn_neigh_output_packet()  argument
199 	struct dst_entry *dst = skb_dst(skb);  in dn_neigh_output_packet()
203 	return neigh->output(neigh, skb);  in dn_neigh_output_packet()
210 			  struct sk_buff *skb)  in dn_long_output()  argument
216 	struct dn_skb_cb *cb = DN_SKB_CB(skb);  in dn_long_output()
219 	if (skb_headroom(skb) < headroom) {  in dn_long_output()
220 		struct sk_buff *skb2 = skb_realloc_headroom(skb, headroom);  in dn_long_output()
223 			kfree_skb(skb);  in dn_long_output()
226 		consume_skb(skb);  in dn_long_output()
227 		skb = skb2;  in dn_long_output()
231 	data = skb_push(skb, sizeof(struct dn_long_packet) + 3);  in dn_long_output()
234 	*((__le16 *)data) = cpu_to_le16(skb->len - 2);  in dn_long_output()
247 	skb_reset_network_header(skb);  in dn_long_output()
250 		       &init_net, sk, skb, NULL, neigh->dev,  in dn_long_output()
258 			   struct sk_buff *skb)  in dn_short_output()  argument
264 	struct dn_skb_cb *cb = DN_SKB_CB(skb);  in dn_short_output()
267 	if (skb_headroom(skb) < headroom) {  in dn_short_output()
268 		struct sk_buff *skb2 = skb_realloc_headroom(skb, headroom);  in dn_short_output()
271 			kfree_skb(skb);  in dn_short_output()
274 		consume_skb(skb);  in dn_short_output()
275 		skb = skb2;  in dn_short_output()
279 	data = skb_push(skb, sizeof(struct dn_short_packet) + 2);  in dn_short_output()
280 	*((__le16 *)data) = cpu_to_le16(skb->len - 2);  in dn_short_output()
288 	skb_reset_network_header(skb);  in dn_short_output()
291 		       &init_net, sk, skb, NULL, neigh->dev,  in dn_short_output()
301 			    struct sk_buff *skb)  in dn_phase3_output()  argument
307 	struct dn_skb_cb *cb = DN_SKB_CB(skb);  in dn_phase3_output()
309 	if (skb_headroom(skb) < headroom) {  in dn_phase3_output()
310 		struct sk_buff *skb2 = skb_realloc_headroom(skb, headroom);  in dn_phase3_output()
313 			kfree_skb(skb);  in dn_phase3_output()
316 		consume_skb(skb);  in dn_phase3_output()
317 		skb = skb2;  in dn_phase3_output()
321 	data = skb_push(skb, sizeof(struct dn_short_packet) + 2);  in dn_phase3_output()
322 	*((__le16 *)data) = cpu_to_le16(skb->len - 2);  in dn_phase3_output()
330 	skb_reset_network_header(skb);  in dn_phase3_output()
333 		       &init_net, sk, skb, NULL, neigh->dev,  in dn_phase3_output()
337 int dn_to_neigh_output(struct net *net, struct sock *sk, struct sk_buff *skb)  in dn_to_neigh_output()  argument
339 	struct dst_entry *dst = skb_dst(skb);  in dn_to_neigh_output()
356 		return dn_phase3_output(neigh, sk, skb);  in dn_to_neigh_output()
358 		return dn_long_output(neigh, sk, skb);  in dn_to_neigh_output()
360 		return dn_short_output(neigh, sk, skb);  in dn_to_neigh_output()
373 void dn_neigh_pointopoint_hello(struct sk_buff *skb)  in dn_neigh_pointopoint_hello()  argument
375 	kfree_skb(skb);  in dn_neigh_pointopoint_hello()
381 int dn_neigh_router_hello(struct net *net, struct sock *sk, struct sk_buff *skb)  in dn_neigh_router_hello()  argument
383 	struct rtnode_hello_message *msg = (struct rtnode_hello_message *)skb->data;  in dn_neigh_router_hello()
392 	neigh = __neigh_lookup(&dn_neigh_table, &src, skb->dev, 1);  in dn_neigh_router_hello()
406 				memcpy(neigh->ha, &eth_hdr(skb)->h_source, ETH_ALEN);  in dn_neigh_router_hello()
436 	kfree_skb(skb);  in dn_neigh_router_hello()
443 int dn_neigh_endnode_hello(struct net *net, struct sock *sk, struct sk_buff *skb)  in dn_neigh_endnode_hello()  argument
445 	struct endnode_hello_message *msg = (struct endnode_hello_message *)skb->data;  in dn_neigh_endnode_hello()
452 	neigh = __neigh_lookup(&dn_neigh_table, &src, skb->dev, 1);  in dn_neigh_endnode_hello()
465 				memcpy(neigh->ha, &eth_hdr(skb)->h_source, ETH_ALEN);  in dn_neigh_endnode_hello()
475 	kfree_skb(skb);  in dn_neigh_endnode_hello()