1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright (C) B.A.T.M.A.N. contributors:
3  *
4  * Marek Lindner, Simon Wunderlich, Antonio Quartulli
5  */
6 
7 #ifndef _NET_BATMAN_ADV_TRANSLATION_TABLE_H_
8 #define _NET_BATMAN_ADV_TRANSLATION_TABLE_H_
9 
10 #include "main.h"
11 
12 #include <linux/netdevice.h>
13 #include <linux/netlink.h>
14 #include <linux/skbuff.h>
15 #include <linux/types.h>
16 
17 int batadv_tt_init(struct batadv_priv *bat_priv);
18 bool batadv_tt_local_add(struct net_device *soft_iface, const u8 *addr,
19 			 unsigned short vid, int ifindex, u32 mark);
20 u16 batadv_tt_local_remove(struct batadv_priv *bat_priv,
21 			   const u8 *addr, unsigned short vid,
22 			   const char *message, bool roaming);
23 int batadv_tt_local_dump(struct sk_buff *msg, struct netlink_callback *cb);
24 int batadv_tt_global_dump(struct sk_buff *msg, struct netlink_callback *cb);
25 void batadv_tt_global_del_orig(struct batadv_priv *bat_priv,
26 			       struct batadv_orig_node *orig_node,
27 			       s32 match_vid, const char *message);
28 struct batadv_tt_global_entry *
29 batadv_tt_global_hash_find(struct batadv_priv *bat_priv, const u8 *addr,
30 			   unsigned short vid);
31 void batadv_tt_global_entry_put(struct batadv_tt_global_entry *tt_global_entry);
32 int batadv_tt_global_hash_count(struct batadv_priv *bat_priv,
33 				const u8 *addr, unsigned short vid);
34 struct batadv_orig_node *batadv_transtable_search(struct batadv_priv *bat_priv,
35 						  const u8 *src, const u8 *addr,
36 						  unsigned short vid);
37 void batadv_tt_free(struct batadv_priv *bat_priv);
38 bool batadv_is_my_client(struct batadv_priv *bat_priv, const u8 *addr,
39 			 unsigned short vid);
40 bool batadv_is_ap_isolated(struct batadv_priv *bat_priv, u8 *src, u8 *dst,
41 			   unsigned short vid);
42 void batadv_tt_local_commit_changes(struct batadv_priv *bat_priv);
43 bool batadv_tt_global_client_is_roaming(struct batadv_priv *bat_priv,
44 					u8 *addr, unsigned short vid);
45 bool batadv_tt_local_client_is_roaming(struct batadv_priv *bat_priv,
46 				       u8 *addr, unsigned short vid);
47 void batadv_tt_local_resize_to_mtu(struct net_device *soft_iface);
48 bool batadv_tt_add_temporary_global_entry(struct batadv_priv *bat_priv,
49 					  struct batadv_orig_node *orig_node,
50 					  const unsigned char *addr,
51 					  unsigned short vid);
52 bool batadv_tt_global_is_isolated(struct batadv_priv *bat_priv,
53 				  const u8 *addr, unsigned short vid);
54 
55 int batadv_tt_cache_init(void);
56 void batadv_tt_cache_destroy(void);
57 
58 #endif /* _NET_BATMAN_ADV_TRANSLATION_TABLE_H_ */
59