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 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()
249 	return NF_HOOK(NFPROTO_DECNET, NF_DN_POST_ROUTING, sk, skb,  in dn_long_output()
257 			   struct sk_buff *skb)  in dn_short_output()  argument
263 	struct dn_skb_cb *cb = DN_SKB_CB(skb);  in dn_short_output()
266 	if (skb_headroom(skb) < headroom) {  in dn_short_output()
267 		struct sk_buff *skb2 = skb_realloc_headroom(skb, headroom);  in dn_short_output()
270 			kfree_skb(skb);  in dn_short_output()
273 		consume_skb(skb);  in dn_short_output()
274 		skb = skb2;  in dn_short_output()
278 	data = skb_push(skb, sizeof(struct dn_short_packet) + 2);  in dn_short_output()
279 	*((__le16 *)data) = cpu_to_le16(skb->len - 2);  in dn_short_output()
287 	skb_reset_network_header(skb);  in dn_short_output()
289 	return NF_HOOK(NFPROTO_DECNET, NF_DN_POST_ROUTING, sk, skb,  in dn_short_output()
299 			    struct sk_buff *skb)  in dn_phase3_output()  argument
305 	struct dn_skb_cb *cb = DN_SKB_CB(skb);  in dn_phase3_output()
307 	if (skb_headroom(skb) < headroom) {  in dn_phase3_output()
308 		struct sk_buff *skb2 = skb_realloc_headroom(skb, headroom);  in dn_phase3_output()
311 			kfree_skb(skb);  in dn_phase3_output()
314 		consume_skb(skb);  in dn_phase3_output()
315 		skb = skb2;  in dn_phase3_output()
319 	data = skb_push(skb, sizeof(struct dn_short_packet) + 2);  in dn_phase3_output()
320 	*((__le16 *)data) = cpu_to_le16(skb->len - 2);  in dn_phase3_output()
328 	skb_reset_network_header(skb);  in dn_phase3_output()
330 	return NF_HOOK(NFPROTO_DECNET, NF_DN_POST_ROUTING, sk, skb,  in dn_phase3_output()
334 int dn_to_neigh_output(struct sock *sk, struct sk_buff *skb)  in dn_to_neigh_output()  argument
336 	struct dst_entry *dst = skb_dst(skb);  in dn_to_neigh_output()
353 		return dn_phase3_output(neigh, sk, skb);  in dn_to_neigh_output()
355 		return dn_long_output(neigh, sk, skb);  in dn_to_neigh_output()
357 		return dn_short_output(neigh, sk, skb);  in dn_to_neigh_output()
370 void dn_neigh_pointopoint_hello(struct sk_buff *skb)  in dn_neigh_pointopoint_hello()  argument
372 	kfree_skb(skb);  in dn_neigh_pointopoint_hello()
378 int dn_neigh_router_hello(struct sock *sk, struct sk_buff *skb)  in dn_neigh_router_hello()  argument
380 	struct rtnode_hello_message *msg = (struct rtnode_hello_message *)skb->data;  in dn_neigh_router_hello()
389 	neigh = __neigh_lookup(&dn_neigh_table, &src, skb->dev, 1);  in dn_neigh_router_hello()
403 				memcpy(neigh->ha, &eth_hdr(skb)->h_source, ETH_ALEN);  in dn_neigh_router_hello()
433 	kfree_skb(skb);  in dn_neigh_router_hello()
440 int dn_neigh_endnode_hello(struct sock *sk, struct sk_buff *skb)  in dn_neigh_endnode_hello()  argument
442 	struct endnode_hello_message *msg = (struct endnode_hello_message *)skb->data;  in dn_neigh_endnode_hello()
449 	neigh = __neigh_lookup(&dn_neigh_table, &src, skb->dev, 1);  in dn_neigh_endnode_hello()
462 				memcpy(neigh->ha, &eth_hdr(skb)->h_source, ETH_ALEN);  in dn_neigh_endnode_hello()
472 	kfree_skb(skb);  in dn_neigh_endnode_hello()