net/batman-adv/tvlv.h

   1 /* Copyright (C) 2007-2017  B.A.T.M.A.N. contributors:
   2  *
   3  * Marek Lindner, Simon Wunderlich
   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_TVLV_H_
  19 #define _NET_BATMAN_ADV_TVLV_H_
  20
  21 #include "main.h"
  22
  23 #include <linux/types.h>
  24
  25 struct batadv_ogm_packet;
  26
  27 void batadv_tvlv_container_register(struct batadv_priv *bat_priv,
  28                                     u8 type, u8 version,
  29                                     void *tvlv_value, u16 tvlv_value_len);
  30 u16 batadv_tvlv_container_ogm_append(struct batadv_priv *bat_priv,
  31                                      unsigned char **packet_buff,
  32                                      int *packet_buff_len, int packet_min_len);
  33 void batadv_tvlv_ogm_receive(struct batadv_priv *bat_priv,
  34                              struct batadv_ogm_packet *batadv_ogm_packet,
  35                              struct batadv_orig_node *orig_node);
  36 void batadv_tvlv_container_unregister(struct batadv_priv *bat_priv,
  37                                       u8 type, u8 version);
  38
  39 void batadv_tvlv_handler_register(struct batadv_priv *bat_priv,
  40                                   void (*optr)(struct batadv_priv *bat_priv,
  41                                                struct batadv_orig_node *orig,
  42                                                u8 flags,
  43                                                void *tvlv_value,
  44                                                u16 tvlv_value_len),
  45                                   int (*uptr)(struct batadv_priv *bat_priv,
  46                                               u8 *src, u8 *dst,
  47                                               void *tvlv_value,
  48                                               u16 tvlv_value_len),
  49                                   u8 type, u8 version, u8 flags);
  50 void batadv_tvlv_handler_unregister(struct batadv_priv *bat_priv,
  51                                     u8 type, u8 version);
  52 int batadv_tvlv_containers_process(struct batadv_priv *bat_priv,
  53                                    bool ogm_source,
  54                                    struct batadv_orig_node *orig_node,
  55                                    u8 *src, u8 *dst,
  56                                    void *tvlv_buff, u16 tvlv_buff_len);
  57 void batadv_tvlv_unicast_send(struct batadv_priv *bat_priv, u8 *src,
  58                               u8 *dst, u8 type, u8 version,
  59                               void *tvlv_value, u16 tvlv_value_len);
  60
  61 #endif /* _NET_BATMAN_ADV_TVLV_H_ */