net/batman-adv/translation-table.h

   1 /*
   2  * Copyright (C) 2007-2011 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, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  18  * 02110-1301, USA
  19  *
  20  */
  21
  22 #ifndef _NET_BATMAN_ADV_TRANSLATION_TABLE_H_
  23 #define _NET_BATMAN_ADV_TRANSLATION_TABLE_H_
  24
  25 int tt_len(int changes_num);
  26 int tt_changes_fill_buffer(struct bat_priv *bat_priv,
  27                            unsigned char *buff, int buff_len);
  28 int tt_init(struct bat_priv *bat_priv);
  29 void tt_local_add(struct net_device *soft_iface, const uint8_t *addr,
  30                   int ifindex);
  31 void tt_local_remove(struct bat_priv *bat_priv,
  32                      const uint8_t *addr, const char *message, bool roaming);
  33 int tt_local_seq_print_text(struct seq_file *seq, void *offset);
  34 void tt_global_add_orig(struct bat_priv *bat_priv, struct orig_node *orig_node,
  35                         const unsigned char *tt_buff, int tt_buff_len);
  36 int tt_global_add(struct bat_priv *bat_priv, struct orig_node *orig_node,
  37                   const unsigned char *addr, uint8_t ttvn, bool roaming,
  38                   bool wifi);
  39 int tt_global_seq_print_text(struct seq_file *seq, void *offset);
  40 void tt_global_del_orig(struct bat_priv *bat_priv,
  41                         struct orig_node *orig_node, const char *message);
  42 void tt_global_del(struct bat_priv *bat_priv,
  43                    struct orig_node *orig_node, const unsigned char *addr,
  44                    const char *message, bool roaming);
  45 struct orig_node *transtable_search(struct bat_priv *bat_priv,
  46                                     const uint8_t *src, const uint8_t *addr);
  47 void tt_save_orig_buffer(struct bat_priv *bat_priv, struct orig_node *orig_node,
  48                          const unsigned char *tt_buff, uint8_t tt_num_changes);
  49 uint16_t tt_local_crc(struct bat_priv *bat_priv);
  50 uint16_t tt_global_crc(struct bat_priv *bat_priv, struct orig_node *orig_node);
  51 void tt_free(struct bat_priv *bat_priv);
  52 bool send_tt_response(struct bat_priv *bat_priv,
  53                       struct tt_query_packet *tt_request);
  54 bool is_my_client(struct bat_priv *bat_priv, const uint8_t *addr);
  55 void handle_tt_response(struct bat_priv *bat_priv,
  56                         struct tt_query_packet *tt_response);
  57 void send_roam_adv(struct bat_priv *bat_priv, uint8_t *client,
  58                    struct orig_node *orig_node);
  59 void tt_commit_changes(struct bat_priv *bat_priv);
  60 bool is_ap_isolated(struct bat_priv *bat_priv, uint8_t *src, uint8_t *dst);
  61 void tt_update_orig(struct bat_priv *bat_priv, struct orig_node *orig_node,
  62                     const unsigned char *tt_buff, uint8_t tt_num_changes,
  63                     uint8_t ttvn, uint16_t tt_crc);
  64
  65 #endif /* _NET_BATMAN_ADV_TRANSLATION_TABLE_H_ */