| | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| | 2 | /* Copyright (C) 2014-2018 B.A.T.M.A.N. contributors: |
| | 3 | * |
| | 4 | * Linus Lüssing |
| | 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_MULTICAST_H_ |
| | 20 | #define _NET_BATMAN_ADV_MULTICAST_H_ |
| | 21 | |
| | 22 | #include "main.h" |
| | 23 | |
| | 24 | struct netlink_callback; |
| | 25 | struct seq_file; |
| | 26 | struct sk_buff; |
| | 27 | |
| | 28 | /** |
| | 29 | * enum batadv_forw_mode - the way a packet should be forwarded as |
| | 30 | */ |
| | 31 | enum batadv_forw_mode { |
| | 32 | /** |
| | 33 | * @BATADV_FORW_ALL: forward the packet to all nodes (currently via |
| | 34 | * classic flooding) |
| | 35 | */ |
| | 36 | BATADV_FORW_ALL, |
| | 37 | |
| | 38 | /** |
| | 39 | * @BATADV_FORW_SINGLE: forward the packet to a single node (currently |
| | 40 | * via the BATMAN unicast routing protocol) |
| | 41 | */ |
| | 42 | BATADV_FORW_SINGLE, |
| | 43 | |
| | 44 | /** @BATADV_FORW_NONE: don't forward, drop it */ |
| | 45 | BATADV_FORW_NONE, |
| | 46 | }; |
| | 47 | |
| | 48 | #ifdef CONFIG_BATMAN_ADV_MCAST |
| | 49 | |
| | 50 | enum batadv_forw_mode |
| | 51 | batadv_mcast_forw_mode(struct batadv_priv *bat_priv, struct sk_buff *skb, |
| | 52 | struct batadv_orig_node **mcast_single_orig); |
| | 53 | |
| | 54 | void batadv_mcast_init(struct batadv_priv *bat_priv); |
| | 55 | |
| | 56 | int batadv_mcast_flags_seq_print_text(struct seq_file *seq, void *offset); |
| | 57 | |
| | 58 | int batadv_mcast_mesh_info_put(struct sk_buff *msg, |
| | 59 | struct batadv_priv *bat_priv); |
| | 60 | |
| | 61 | int batadv_mcast_flags_dump(struct sk_buff *msg, struct netlink_callback *cb); |
| | 62 | |
| | 63 | void batadv_mcast_free(struct batadv_priv *bat_priv); |
| | 64 | |
| | 65 | void batadv_mcast_purge_orig(struct batadv_orig_node *orig_node); |
| | 66 | |
| | 67 | #else |
| | 68 | |
| | 69 | static inline enum batadv_forw_mode |
| | 70 | batadv_mcast_forw_mode(struct batadv_priv *bat_priv, struct sk_buff *skb, |
| | 71 | struct batadv_orig_node **mcast_single_orig) |
| | 72 | { |
| | 73 | return BATADV_FORW_ALL; |
| | 74 | } |
| | 75 | |
| | 76 | static inline int batadv_mcast_init(struct batadv_priv *bat_priv) |
| | 77 | { |
| | 78 | return 0; |
| | 79 | } |
| | 80 | |
| | 81 | static inline int |
| | 82 | batadv_mcast_mesh_info_put(struct sk_buff *msg, struct batadv_priv *bat_priv) |
| | 83 | { |
| | 84 | return 0; |
| | 85 | } |
| | 86 | |
| | 87 | static inline int batadv_mcast_flags_dump(struct sk_buff *msg, |
| | 88 | struct netlink_callback *cb) |
| | 89 | { |
| | 90 | return -EOPNOTSUPP; |
| | 91 | } |
| | 92 | |
| | 93 | static inline void batadv_mcast_free(struct batadv_priv *bat_priv) |
| | 94 | { |
| | 95 | } |
| | 96 | |
| | 97 | static inline void batadv_mcast_purge_orig(struct batadv_orig_node *orig_node) |
| | 98 | { |
| | 99 | } |
| | 100 | |
| | 101 | #endif /* CONFIG_BATMAN_ADV_MCAST */ |
| | 102 | |
| | 103 | #endif /* _NET_BATMAN_ADV_MULTICAST_H_ */ |
projects / mirror_ubuntu-eoan-kernel.git / blame_incremental