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7db7d9f3 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
7a79d717 | 2 | /* Copyright (C) 2014-2019 B.A.T.M.A.N. contributors: |
c5caf4ef LL |
3 | * |
4 | * Linus Lüssing | |
c5caf4ef LL |
5 | */ |
6 | ||
7 | #ifndef _NET_BATMAN_ADV_MULTICAST_H_ | |
8 | #define _NET_BATMAN_ADV_MULTICAST_H_ | |
9 | ||
1e2c2a4f SE |
10 | #include "main.h" |
11 | ||
53dd9a68 | 12 | struct netlink_callback; |
4e3e823b | 13 | struct seq_file; |
1e2c2a4f SE |
14 | struct sk_buff; |
15 | ||
1d8ab8d3 | 16 | /** |
6f68b002 | 17 | * enum batadv_forw_mode - the way a packet should be forwarded as |
1d8ab8d3 LL |
18 | */ |
19 | enum batadv_forw_mode { | |
8b84cc4f SE |
20 | /** |
21 | * @BATADV_FORW_ALL: forward the packet to all nodes (currently via | |
22 | * classic flooding) | |
23 | */ | |
1d8ab8d3 | 24 | BATADV_FORW_ALL, |
8b84cc4f SE |
25 | |
26 | /** | |
27 | * @BATADV_FORW_SINGLE: forward the packet to a single node (currently | |
28 | * via the BATMAN unicast routing protocol) | |
29 | */ | |
1d8ab8d3 | 30 | BATADV_FORW_SINGLE, |
8b84cc4f SE |
31 | |
32 | /** @BATADV_FORW_NONE: don't forward, drop it */ | |
1d8ab8d3 LL |
33 | BATADV_FORW_NONE, |
34 | }; | |
35 | ||
c5caf4ef LL |
36 | #ifdef CONFIG_BATMAN_ADV_MCAST |
37 | ||
1d8ab8d3 LL |
38 | enum batadv_forw_mode |
39 | batadv_mcast_forw_mode(struct batadv_priv *bat_priv, struct sk_buff *skb, | |
40 | struct batadv_orig_node **mcast_single_orig); | |
41 | ||
60432d75 LL |
42 | void batadv_mcast_init(struct batadv_priv *bat_priv); |
43 | ||
4e3e823b LL |
44 | int batadv_mcast_flags_seq_print_text(struct seq_file *seq, void *offset); |
45 | ||
53dd9a68 LL |
46 | int batadv_mcast_mesh_info_put(struct sk_buff *msg, |
47 | struct batadv_priv *bat_priv); | |
48 | ||
49 | int batadv_mcast_flags_dump(struct sk_buff *msg, struct netlink_callback *cb); | |
50 | ||
c5caf4ef LL |
51 | void batadv_mcast_free(struct batadv_priv *bat_priv); |
52 | ||
60432d75 LL |
53 | void batadv_mcast_purge_orig(struct batadv_orig_node *orig_node); |
54 | ||
c5caf4ef LL |
55 | #else |
56 | ||
1d8ab8d3 LL |
57 | static inline enum batadv_forw_mode |
58 | batadv_mcast_forw_mode(struct batadv_priv *bat_priv, struct sk_buff *skb, | |
59 | struct batadv_orig_node **mcast_single_orig) | |
60 | { | |
61 | return BATADV_FORW_ALL; | |
62 | } | |
63 | ||
60432d75 LL |
64 | static inline int batadv_mcast_init(struct batadv_priv *bat_priv) |
65 | { | |
66 | return 0; | |
67 | } | |
68 | ||
53dd9a68 LL |
69 | static inline int |
70 | batadv_mcast_mesh_info_put(struct sk_buff *msg, struct batadv_priv *bat_priv) | |
71 | { | |
72 | return 0; | |
73 | } | |
74 | ||
75 | static inline int batadv_mcast_flags_dump(struct sk_buff *msg, | |
76 | struct netlink_callback *cb) | |
77 | { | |
78 | return -EOPNOTSUPP; | |
79 | } | |
80 | ||
c5caf4ef LL |
81 | static inline void batadv_mcast_free(struct batadv_priv *bat_priv) |
82 | { | |
c5caf4ef LL |
83 | } |
84 | ||
60432d75 LL |
85 | static inline void batadv_mcast_purge_orig(struct batadv_orig_node *orig_node) |
86 | { | |
60432d75 LL |
87 | } |
88 | ||
c5caf4ef LL |
89 | #endif /* CONFIG_BATMAN_ADV_MCAST */ |
90 | ||
91 | #endif /* _NET_BATMAN_ADV_MULTICAST_H_ */ |