xref: /linux/net/batman-adv/routing.h (revision 037fc3368be46dc1a2a90f6e50c8cbce49d75fd6)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright (C) 2007-2019  B.A.T.M.A.N. contributors:
3  *
4  * Marek Lindner, Simon Wunderlich
5  *
6  * This program is free software; you can redistribute it and/or
7  * modify it under the terms of version 2 of the GNU General Public
8  * License as published by the Free Software Foundation.
9  *
10  * This program is distributed in the hope that it will be useful, but
11  * WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13  * General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, see <http://www.gnu.org/licenses/>.
17  */
18 
19 #ifndef _NET_BATMAN_ADV_ROUTING_H_
20 #define _NET_BATMAN_ADV_ROUTING_H_
21 
22 #include "main.h"
23 
24 #include <linux/types.h>
25 
26 struct sk_buff;
27 
28 bool batadv_check_management_packet(struct sk_buff *skb,
29 				    struct batadv_hard_iface *hard_iface,
30 				    int header_len);
31 void batadv_update_route(struct batadv_priv *bat_priv,
32 			 struct batadv_orig_node *orig_node,
33 			 struct batadv_hard_iface *recv_if,
34 			 struct batadv_neigh_node *neigh_node);
35 int batadv_recv_icmp_packet(struct sk_buff *skb,
36 			    struct batadv_hard_iface *recv_if);
37 int batadv_recv_unicast_packet(struct sk_buff *skb,
38 			       struct batadv_hard_iface *recv_if);
39 int batadv_recv_frag_packet(struct sk_buff *skb,
40 			    struct batadv_hard_iface *iface);
41 int batadv_recv_bcast_packet(struct sk_buff *skb,
42 			     struct batadv_hard_iface *recv_if);
43 int batadv_recv_tt_query(struct sk_buff *skb,
44 			 struct batadv_hard_iface *recv_if);
45 int batadv_recv_roam_adv(struct sk_buff *skb,
46 			 struct batadv_hard_iface *recv_if);
47 int batadv_recv_unicast_tvlv(struct sk_buff *skb,
48 			     struct batadv_hard_iface *recv_if);
49 int batadv_recv_unhandled_unicast_packet(struct sk_buff *skb,
50 					 struct batadv_hard_iface *recv_if);
51 struct batadv_neigh_node *
52 batadv_find_router(struct batadv_priv *bat_priv,
53 		   struct batadv_orig_node *orig_node,
54 		   struct batadv_hard_iface *recv_if);
55 bool batadv_window_protected(struct batadv_priv *bat_priv, s32 seq_num_diff,
56 			     s32 seq_old_max_diff, unsigned long *last_reset,
57 			     bool *protection_started);
58 
59 #endif /* _NET_BATMAN_ADV_ROUTING_H_ */
60