inode: don't softlockup when evicting inodes
[cascardo/linux.git] / net / batman-adv / translation-table.h
1 /* Copyright (C) 2007-2015 B.A.T.M.A.N. contributors:
2  *
3  * Marek Lindner, Simon Wunderlich, Antonio Quartulli
4  *
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of version 2 of the GNU General Public
7  * License as published by the Free Software Foundation.
8  *
9  * This program is distributed in the hope that it will be useful, but
10  * WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12  * General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program; if not, see <http://www.gnu.org/licenses/>.
16  */
17
18 #ifndef _NET_BATMAN_ADV_TRANSLATION_TABLE_H_
19 #define _NET_BATMAN_ADV_TRANSLATION_TABLE_H_
20
21 #include "main.h"
22
23 #include <linux/types.h>
24
25 struct batadv_orig_node;
26 struct batadv_priv;
27 struct net_device;
28 struct seq_file;
29
30 int batadv_tt_init(struct batadv_priv *bat_priv);
31 bool batadv_tt_local_add(struct net_device *soft_iface, const uint8_t *addr,
32                          unsigned short vid, int ifindex, uint32_t mark);
33 uint16_t batadv_tt_local_remove(struct batadv_priv *bat_priv,
34                                 const uint8_t *addr, unsigned short vid,
35                                 const char *message, bool roaming);
36 int batadv_tt_local_seq_print_text(struct seq_file *seq, void *offset);
37 int batadv_tt_global_seq_print_text(struct seq_file *seq, void *offset);
38 void batadv_tt_global_del_orig(struct batadv_priv *bat_priv,
39                                struct batadv_orig_node *orig_node,
40                                int32_t match_vid, const char *message);
41 int batadv_tt_global_hash_count(struct batadv_priv *bat_priv,
42                                 const uint8_t *addr, unsigned short vid);
43 struct batadv_orig_node *batadv_transtable_search(struct batadv_priv *bat_priv,
44                                                   const uint8_t *src,
45                                                   const uint8_t *addr,
46                                                   unsigned short vid);
47 void batadv_tt_free(struct batadv_priv *bat_priv);
48 bool batadv_is_my_client(struct batadv_priv *bat_priv, const uint8_t *addr,
49                          unsigned short vid);
50 bool batadv_is_ap_isolated(struct batadv_priv *bat_priv, uint8_t *src,
51                            uint8_t *dst, unsigned short vid);
52 void batadv_tt_local_commit_changes(struct batadv_priv *bat_priv);
53 bool batadv_tt_global_client_is_roaming(struct batadv_priv *bat_priv,
54                                         uint8_t *addr, unsigned short vid);
55 bool batadv_tt_local_client_is_roaming(struct batadv_priv *bat_priv,
56                                        uint8_t *addr, unsigned short vid);
57 void batadv_tt_local_resize_to_mtu(struct net_device *soft_iface);
58 bool batadv_tt_add_temporary_global_entry(struct batadv_priv *bat_priv,
59                                           struct batadv_orig_node *orig_node,
60                                           const unsigned char *addr,
61                                           unsigned short vid);
62 bool batadv_tt_global_is_isolated(struct batadv_priv *bat_priv,
63                                   const uint8_t *addr, unsigned short vid);
64
65 #endif /* _NET_BATMAN_ADV_TRANSLATION_TABLE_H_ */