drm/amdgpu/vg20:Restruct uvd to support multiple uvds
[muen/linux.git] / net / batman-adv / network-coding.h
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright (C) 2012-2018  B.A.T.M.A.N. contributors:
3  *
4  * Martin Hundebøll, Jeppe Ledet-Pedersen
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, see <http://www.gnu.org/licenses/>.
17  */
18
19 #ifndef _NET_BATMAN_ADV_NETWORK_CODING_H_
20 #define _NET_BATMAN_ADV_NETWORK_CODING_H_
21
22 #include "main.h"
23
24 #include <linux/types.h>
25
26 struct batadv_ogm_packet;
27 struct net_device;
28 struct seq_file;
29 struct sk_buff;
30
31 #ifdef CONFIG_BATMAN_ADV_NC
32
33 void batadv_nc_status_update(struct net_device *net_dev);
34 int batadv_nc_init(void);
35 int batadv_nc_mesh_init(struct batadv_priv *bat_priv);
36 void batadv_nc_mesh_free(struct batadv_priv *bat_priv);
37 void batadv_nc_update_nc_node(struct batadv_priv *bat_priv,
38                               struct batadv_orig_node *orig_node,
39                               struct batadv_orig_node *orig_neigh_node,
40                               struct batadv_ogm_packet *ogm_packet,
41                               int is_single_hop_neigh);
42 void batadv_nc_purge_orig(struct batadv_priv *bat_priv,
43                           struct batadv_orig_node *orig_node,
44                           bool (*to_purge)(struct batadv_priv *,
45                                            struct batadv_nc_node *));
46 void batadv_nc_init_bat_priv(struct batadv_priv *bat_priv);
47 void batadv_nc_init_orig(struct batadv_orig_node *orig_node);
48 bool batadv_nc_skb_forward(struct sk_buff *skb,
49                            struct batadv_neigh_node *neigh_node);
50 void batadv_nc_skb_store_for_decoding(struct batadv_priv *bat_priv,
51                                       struct sk_buff *skb);
52 void batadv_nc_skb_store_sniffed_unicast(struct batadv_priv *bat_priv,
53                                          struct sk_buff *skb);
54 int batadv_nc_nodes_seq_print_text(struct seq_file *seq, void *offset);
55 int batadv_nc_init_debugfs(struct batadv_priv *bat_priv);
56
57 #else /* ifdef CONFIG_BATMAN_ADV_NC */
58
59 static inline void batadv_nc_status_update(struct net_device *net_dev)
60 {
61 }
62
63 static inline int batadv_nc_init(void)
64 {
65         return 0;
66 }
67
68 static inline int batadv_nc_mesh_init(struct batadv_priv *bat_priv)
69 {
70         return 0;
71 }
72
73 static inline void batadv_nc_mesh_free(struct batadv_priv *bat_priv)
74 {
75 }
76
77 static inline void
78 batadv_nc_update_nc_node(struct batadv_priv *bat_priv,
79                          struct batadv_orig_node *orig_node,
80                          struct batadv_orig_node *orig_neigh_node,
81                          struct batadv_ogm_packet *ogm_packet,
82                          int is_single_hop_neigh)
83 {
84 }
85
86 static inline void
87 batadv_nc_purge_orig(struct batadv_priv *bat_priv,
88                      struct batadv_orig_node *orig_node,
89                      bool (*to_purge)(struct batadv_priv *,
90                                       struct batadv_nc_node *))
91 {
92 }
93
94 static inline void batadv_nc_init_bat_priv(struct batadv_priv *bat_priv)
95 {
96 }
97
98 static inline void batadv_nc_init_orig(struct batadv_orig_node *orig_node)
99 {
100 }
101
102 static inline bool batadv_nc_skb_forward(struct sk_buff *skb,
103                                          struct batadv_neigh_node *neigh_node)
104 {
105         return false;
106 }
107
108 static inline void
109 batadv_nc_skb_store_for_decoding(struct batadv_priv *bat_priv,
110                                  struct sk_buff *skb)
111 {
112 }
113
114 static inline void
115 batadv_nc_skb_store_sniffed_unicast(struct batadv_priv *bat_priv,
116                                     struct sk_buff *skb)
117 {
118 }
119
120 static inline int batadv_nc_nodes_seq_print_text(struct seq_file *seq,
121                                                  void *offset)
122 {
123         return 0;
124 }
125
126 static inline int batadv_nc_init_debugfs(struct batadv_priv *bat_priv)
127 {
128         return 0;
129 }
130
131 #endif /* ifdef CONFIG_BATMAN_ADV_NC */
132
133 #endif /* _NET_BATMAN_ADV_NETWORK_CODING_H_ */