uint8_t *neigh,
struct hard_iface *if_incoming);
void neigh_node_free_ref(struct neigh_node *neigh_node);
+struct neigh_node *orig_node_get_router(struct orig_node *orig_node);
int orig_seq_print_text(struct seq_file *seq, void *offset);
int orig_hash_add_if(struct hard_iface *hard_iface, int max_if_num);
int orig_hash_del_if(struct hard_iface *hard_iface, int max_if_num);