/* Copyright (C) 2014-2016 B.A.T.M.A.N. contributors: * * Linus Lüssing * * This program is free software; you can redistribute it and/or * modify it under the terms of version 2 of the GNU General Public * License as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, see <http://www.gnu.org/licenses/>. */ #ifndef _NET_BATMAN_ADV_MULTICAST_H_ #define _NET_BATMAN_ADV_MULTICAST_H_ #include "main.h" struct seq_file; struct sk_buff; /** * enum batadv_forw_mode - the way a packet should be forwarded as * @BATADV_FORW_ALL: forward the packet to all nodes (currently via classic * flooding) * @BATADV_FORW_SINGLE: forward the packet to a single node (currently via the * BATMAN unicast routing protocol) * @BATADV_FORW_NONE: don't forward, drop it */ enum batadv_forw_mode { BATADV_FORW_ALL, BATADV_FORW_SINGLE, BATADV_FORW_NONE, }; #ifdef CONFIG_BATMAN_ADV_MCAST enum batadv_forw_mode batadv_mcast_forw_mode(struct batadv_priv *bat_priv, struct sk_buff *skb, struct batadv_orig_node **mcast_single_orig); void batadv_mcast_init(struct batadv_priv *bat_priv); int batadv_mcast_flags_seq_print_text(struct seq_file *seq, void *offset); void batadv_mcast_free(struct batadv_priv *bat_priv); void batadv_mcast_purge_orig(struct batadv_orig_node *orig_node); #else static inline enum batadv_forw_mode batadv_mcast_forw_mode(struct batadv_priv *bat_priv, struct sk_buff *skb, struct batadv_orig_node **mcast_single_orig) { return BATADV_FORW_ALL; } static inline int batadv_mcast_init(struct batadv_priv *bat_priv) { return 0; } static inline void batadv_mcast_free(struct batadv_priv *bat_priv) { } static inline void batadv_mcast_purge_orig(struct batadv_orig_node *orig_node) { } #endif /* CONFIG_BATMAN_ADV_MCAST */ #endif /* _NET_BATMAN_ADV_MULTICAST_H_ */