1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright (C) B.A.T.M.A.N. contributors:
3 *
4 * Martin Hundebøll, Jeppe Ledet-Pedersen
5 */
6
7 #ifndef _NET_BATMAN_ADV_NETWORK_CODING_H_
8 #define _NET_BATMAN_ADV_NETWORK_CODING_H_
9
10 #include "main.h"
11
12 #include <linux/netdevice.h>
13 #include <linux/skbuff.h>
14 #include <linux/types.h>
15 #include <uapi/linux/batadv_packet.h>
16
17 #ifdef CONFIG_BATMAN_ADV_NC
18
19 void batadv_nc_status_update(struct net_device *net_dev);
20 int batadv_nc_init(void);
21 int batadv_nc_mesh_init(struct batadv_priv *bat_priv);
22 void batadv_nc_mesh_free(struct batadv_priv *bat_priv);
23 void batadv_nc_update_nc_node(struct batadv_priv *bat_priv,
24 struct batadv_orig_node *orig_node,
25 struct batadv_orig_node *orig_neigh_node,
26 struct batadv_ogm_packet *ogm_packet,
27 int is_single_hop_neigh);
28 void batadv_nc_purge_orig(struct batadv_priv *bat_priv,
29 struct batadv_orig_node *orig_node,
30 bool (*to_purge)(struct batadv_priv *,
31 struct batadv_nc_node *));
32 void batadv_nc_init_bat_priv(struct batadv_priv *bat_priv);
33 void batadv_nc_init_orig(struct batadv_orig_node *orig_node);
34 bool batadv_nc_skb_forward(struct sk_buff *skb,
35 struct batadv_neigh_node *neigh_node);
36 void batadv_nc_skb_store_for_decoding(struct batadv_priv *bat_priv,
37 struct sk_buff *skb);
38 void batadv_nc_skb_store_sniffed_unicast(struct batadv_priv *bat_priv,
39 struct sk_buff *skb);
40
41 #else /* ifdef CONFIG_BATMAN_ADV_NC */
42
43 static inline void batadv_nc_status_update(struct net_device *net_dev)
44 {
45 }
46
47 static inline int batadv_nc_init(void)
48 {
49 return 0;
50 }
51
52 static inline int batadv_nc_mesh_init(struct batadv_priv *bat_priv)
53 {
54 return 0;
55 }
56
57 static inline void batadv_nc_mesh_free(struct batadv_priv *bat_priv)
58 {
59 }
60
61 static inline void
62 batadv_nc_update_nc_node(struct batadv_priv *bat_priv,
63 struct batadv_orig_node *orig_node,
64 struct batadv_orig_node *orig_neigh_node,
65 struct batadv_ogm_packet *ogm_packet,
66 int is_single_hop_neigh)
67 {
68 }
69
70 static inline void
71 batadv_nc_purge_orig(struct batadv_priv *bat_priv,
72 struct batadv_orig_node *orig_node,
73 bool (*to_purge)(struct batadv_priv *,
74 struct batadv_nc_node *))
75 {
76 }
77
78 static inline void batadv_nc_init_bat_priv(struct batadv_priv *bat_priv)
79 {
80 }
81
82 static inline void batadv_nc_init_orig(struct batadv_orig_node *orig_node)
83 {
84 }
85
86 static inline bool batadv_nc_skb_forward(struct sk_buff *skb,
87 struct batadv_neigh_node *neigh_node)
88 {
89 return false;
90 }
91
92 static inline void
93 batadv_nc_skb_store_for_decoding(struct batadv_priv *bat_priv,
94 struct sk_buff *skb)
95 {
96 }
97
98 static inline void
99 batadv_nc_skb_store_sniffed_unicast(struct batadv_priv *bat_priv,
100 struct sk_buff *skb)
101 {
102 }
103
104 #endif /* ifdef CONFIG_BATMAN_ADV_NC */
105
106 #endif /* _NET_BATMAN_ADV_NETWORK_CODING_H_ */
107
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