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TOMOYO Linux Cross Reference
Linux/net/batman-adv/network-coding.h

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  1 /* Copyright (C) 2012-2017  B.A.T.M.A.N. contributors:
  2  *
  3  * Martin Hundebøll, Jeppe Ledet-Pedersen
  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_NETWORK_CODING_H_
 19 #define _NET_BATMAN_ADV_NETWORK_CODING_H_
 20 
 21 #include "main.h"
 22 
 23 #include <linux/types.h>
 24 
 25 struct batadv_ogm_packet;
 26 struct net_device;
 27 struct seq_file;
 28 struct sk_buff;
 29 
 30 #ifdef CONFIG_BATMAN_ADV_NC
 31 
 32 void batadv_nc_status_update(struct net_device *net_dev);
 33 int batadv_nc_init(void);
 34 int batadv_nc_mesh_init(struct batadv_priv *bat_priv);
 35 void batadv_nc_mesh_free(struct batadv_priv *bat_priv);
 36 void batadv_nc_update_nc_node(struct batadv_priv *bat_priv,
 37                               struct batadv_orig_node *orig_node,
 38                               struct batadv_orig_node *orig_neigh_node,
 39                               struct batadv_ogm_packet *ogm_packet,
 40                               int is_single_hop_neigh);
 41 void batadv_nc_purge_orig(struct batadv_priv *bat_priv,
 42                           struct batadv_orig_node *orig_node,
 43                           bool (*to_purge)(struct batadv_priv *,
 44                                            struct batadv_nc_node *));
 45 void batadv_nc_init_bat_priv(struct batadv_priv *bat_priv);
 46 void batadv_nc_init_orig(struct batadv_orig_node *orig_node);
 47 bool batadv_nc_skb_forward(struct sk_buff *skb,
 48                            struct batadv_neigh_node *neigh_node);
 49 void batadv_nc_skb_store_for_decoding(struct batadv_priv *bat_priv,
 50                                       struct sk_buff *skb);
 51 void batadv_nc_skb_store_sniffed_unicast(struct batadv_priv *bat_priv,
 52                                          struct sk_buff *skb);
 53 int batadv_nc_nodes_seq_print_text(struct seq_file *seq, void *offset);
 54 int batadv_nc_init_debugfs(struct batadv_priv *bat_priv);
 55 
 56 #else /* ifdef CONFIG_BATMAN_ADV_NC */
 57 
 58 static inline void batadv_nc_status_update(struct net_device *net_dev)
 59 {
 60 }
 61 
 62 static inline int batadv_nc_init(void)
 63 {
 64         return 0;
 65 }
 66 
 67 static inline int batadv_nc_mesh_init(struct batadv_priv *bat_priv)
 68 {
 69         return 0;
 70 }
 71 
 72 static inline void batadv_nc_mesh_free(struct batadv_priv *bat_priv)
 73 {
 74 }
 75 
 76 static inline void
 77 batadv_nc_update_nc_node(struct batadv_priv *bat_priv,
 78                          struct batadv_orig_node *orig_node,
 79                          struct batadv_orig_node *orig_neigh_node,
 80                          struct batadv_ogm_packet *ogm_packet,
 81                          int is_single_hop_neigh)
 82 {
 83 }
 84 
 85 static inline void
 86 batadv_nc_purge_orig(struct batadv_priv *bat_priv,
 87                      struct batadv_orig_node *orig_node,
 88                      bool (*to_purge)(struct batadv_priv *,
 89                                       struct batadv_nc_node *))
 90 {
 91 }
 92 
 93 static inline void batadv_nc_init_bat_priv(struct batadv_priv *bat_priv)
 94 {
 95 }
 96 
 97 static inline void batadv_nc_init_orig(struct batadv_orig_node *orig_node)
 98 {
 99 }
100 
101 static inline bool batadv_nc_skb_forward(struct sk_buff *skb,
102                                          struct batadv_neigh_node *neigh_node)
103 {
104         return false;
105 }
106 
107 static inline void
108 batadv_nc_skb_store_for_decoding(struct batadv_priv *bat_priv,
109                                  struct sk_buff *skb)
110 {
111 }
112 
113 static inline void
114 batadv_nc_skb_store_sniffed_unicast(struct batadv_priv *bat_priv,
115                                     struct sk_buff *skb)
116 {
117 }
118 
119 static inline int batadv_nc_nodes_seq_print_text(struct seq_file *seq,
120                                                  void *offset)
121 {
122         return 0;
123 }
124 
125 static inline int batadv_nc_init_debugfs(struct batadv_priv *bat_priv)
126 {
127         return 0;
128 }
129 
130 #endif /* ifdef CONFIG_BATMAN_ADV_NC */
131 
132 #endif /* _NET_BATMAN_ADV_NETWORK_CODING_H_ */
133 

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