1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* Copyright (C) B.A.T.M.A.N. contributors: 3 * 4 * Marek Lindner, Simon Wunderlich 5 */ 6 7 #ifndef _NET_BATMAN_ADV_ROUTING_H_ 8 #define _NET_BATMAN_ADV_ROUTING_H_ 9 10 #include "main.h" 11 12 #include <linux/skbuff.h> 13 #include <linux/types.h> 14 15 bool batadv_check_management_packet(struct sk_buff *skb, 16 struct batadv_hard_iface *hard_iface, 17 int header_len); 18 void batadv_update_route(struct batadv_priv *bat_priv, 19 struct batadv_orig_node *orig_node, 20 struct batadv_hard_iface *recv_if, 21 struct batadv_neigh_node *neigh_node); 22 int batadv_recv_icmp_packet(struct sk_buff *skb, 23 struct batadv_hard_iface *recv_if); 24 int batadv_recv_unicast_packet(struct sk_buff *skb, 25 struct batadv_hard_iface *recv_if); 26 int batadv_recv_frag_packet(struct sk_buff *skb, 27 struct batadv_hard_iface *iface); 28 int batadv_recv_bcast_packet(struct sk_buff *skb, 29 struct batadv_hard_iface *recv_if); 30 #ifdef CONFIG_BATMAN_ADV_MCAST 31 int batadv_recv_mcast_packet(struct sk_buff *skb, 32 struct batadv_hard_iface *recv_if); 33 #else 34 static inline int batadv_recv_mcast_packet(struct sk_buff *skb, 35 struct batadv_hard_iface *recv_if) 36 { 37 kfree_skb(skb); 38 return NET_RX_DROP; 39 } 40 #endif 41 int batadv_recv_unicast_tvlv(struct sk_buff *skb, 42 struct batadv_hard_iface *recv_if); 43 int batadv_recv_unhandled_unicast_packet(struct sk_buff *skb, 44 struct batadv_hard_iface *recv_if); 45 struct batadv_neigh_node * 46 batadv_find_router(struct batadv_priv *bat_priv, 47 struct batadv_orig_node *orig_node, 48 struct batadv_hard_iface *recv_if); 49 bool batadv_window_protected(struct batadv_priv *bat_priv, s32 seq_num_diff, 50 s32 seq_old_max_diff, unsigned long *last_reset, 51 bool *protection_started); 52 53 #endif /* _NET_BATMAN_ADV_ROUTING_H_ */ 54