/* Copyright (C) 2012-2017  B.A.T.M.A.N. contributors:

   *
   * Martin Hundebøll, Jeppe Ledet-Pedersen
   *
   * This program is free software; you can redistribute it and/or
   * modify it under the terms of version 2 of the GNU General Public
   * License as published by the Free Software Foundation.
   *
   * This program is distributed in the hope that it will be useful, but
   * WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
   * General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License

   * along with this program; if not, see <http://www.gnu.org/licenses/>.

   */
  
  #ifndef _NET_BATMAN_ADV_NETWORK_CODING_H_
  #define _NET_BATMAN_ADV_NETWORK_CODING_H_

  #include "main.h"
  
  #include <linux/types.h>

  struct batadv_ogm_packet;

  struct net_device;
  struct seq_file;
  struct sk_buff;

  #ifdef CONFIG_BATMAN_ADV_NC

  void batadv_nc_status_update(struct net_device *net_dev);

  int batadv_nc_init(void);
  int batadv_nc_mesh_init(struct batadv_priv *bat_priv);
  void batadv_nc_mesh_free(struct batadv_priv *bat_priv);

  void batadv_nc_update_nc_node(struct batadv_priv *bat_priv,
  			      struct batadv_orig_node *orig_node,
  			      struct batadv_orig_node *orig_neigh_node,
  			      struct batadv_ogm_packet *ogm_packet,
  			      int is_single_hop_neigh);
  void batadv_nc_purge_orig(struct batadv_priv *bat_priv,
  			  struct batadv_orig_node *orig_node,
  			  bool (*to_purge)(struct batadv_priv *,
  					   struct batadv_nc_node *));

  void batadv_nc_init_bat_priv(struct batadv_priv *bat_priv);

  void batadv_nc_init_orig(struct batadv_orig_node *orig_node);

  bool batadv_nc_skb_forward(struct sk_buff *skb,

  			   struct batadv_neigh_node *neigh_node);

  void batadv_nc_skb_store_for_decoding(struct batadv_priv *bat_priv,
  				      struct sk_buff *skb);
  void batadv_nc_skb_store_sniffed_unicast(struct batadv_priv *bat_priv,
  					 struct sk_buff *skb);

  int batadv_nc_nodes_seq_print_text(struct seq_file *seq, void *offset);
  int batadv_nc_init_debugfs(struct batadv_priv *bat_priv);

  
  #else /* ifdef CONFIG_BATMAN_ADV_NC */

  static inline void batadv_nc_status_update(struct net_device *net_dev)
  {
  }

  static inline int batadv_nc_init(void)

  {
  	return 0;
  }

  static inline int batadv_nc_mesh_init(struct batadv_priv *bat_priv)
  {
  	return 0;
  }
  
  static inline void batadv_nc_mesh_free(struct batadv_priv *bat_priv)

  {

  }

  static inline void
  batadv_nc_update_nc_node(struct batadv_priv *bat_priv,
  			 struct batadv_orig_node *orig_node,
  			 struct batadv_orig_node *orig_neigh_node,
  			 struct batadv_ogm_packet *ogm_packet,
  			 int is_single_hop_neigh)
  {

  }
  
  static inline void
  batadv_nc_purge_orig(struct batadv_priv *bat_priv,
  		     struct batadv_orig_node *orig_node,
  		     bool (*to_purge)(struct batadv_priv *,
  				      struct batadv_nc_node *))
  {

  }

  static inline void batadv_nc_init_bat_priv(struct batadv_priv *bat_priv)
  {

  }

  static inline void batadv_nc_init_orig(struct batadv_orig_node *orig_node)
  {

  }

  static inline bool batadv_nc_skb_forward(struct sk_buff *skb,

  					 struct batadv_neigh_node *neigh_node)

  {
  	return false;
  }

  static inline void
  batadv_nc_skb_store_for_decoding(struct batadv_priv *bat_priv,
  				 struct sk_buff *skb)
  {

  }
  
  static inline void
  batadv_nc_skb_store_sniffed_unicast(struct batadv_priv *bat_priv,
  				    struct sk_buff *skb)
  {

  }

  static inline int batadv_nc_nodes_seq_print_text(struct seq_file *seq,
  						 void *offset)
  {
  	return 0;
  }
  
  static inline int batadv_nc_init_debugfs(struct batadv_priv *bat_priv)
  {
  	return 0;
  }

  #endif /* ifdef CONFIG_BATMAN_ADV_NC */
  
  #endif /* _NET_BATMAN_ADV_NETWORK_CODING_H_ */