1 /* Copyright (C) 2007-2016 B.A.T.M.A.N. contributors:
3 * Marek Lindner, Simon Wunderlich
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of version 2 of the GNU General Public
7 * License as published by the Free Software Foundation.
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, see <http://www.gnu.org/licenses/>.
18 #ifndef _NET_BATMAN_ADV_SEND_H_
19 #define _NET_BATMAN_ADV_SEND_H_
23 #include <linux/compiler.h>
24 #include <linux/types.h>
31 int batadv_send_skb_to_orig(struct sk_buff *skb,
32 struct batadv_orig_node *orig_node,
33 struct batadv_hard_iface *recv_if);
34 int batadv_send_skb_packet(struct sk_buff *skb,
35 struct batadv_hard_iface *hard_iface,
37 int batadv_send_broadcast_skb(struct sk_buff *skb,
38 struct batadv_hard_iface *hard_iface);
39 int batadv_send_unicast_skb(struct sk_buff *skb,
40 struct batadv_neigh_node *neigh_node);
41 void batadv_schedule_bat_ogm(struct batadv_hard_iface *hard_iface);
42 int batadv_add_bcast_packet_to_list(struct batadv_priv *bat_priv,
43 const struct sk_buff *skb,
45 void batadv_send_outstanding_bat_ogm_packet(struct work_struct *work);
47 batadv_purge_outstanding_packets(struct batadv_priv *bat_priv,
48 const struct batadv_hard_iface *hard_iface);
49 bool batadv_send_skb_prepare_unicast_4addr(struct batadv_priv *bat_priv,
51 struct batadv_orig_node *orig_node,
53 int batadv_send_skb_unicast(struct batadv_priv *bat_priv,
54 struct sk_buff *skb, int packet_type,
56 struct batadv_orig_node *orig_node,
58 int batadv_send_skb_via_tt_generic(struct batadv_priv *bat_priv,
59 struct sk_buff *skb, int packet_type,
60 int packet_subtype, u8 *dst_hint,
62 int batadv_send_skb_via_gw(struct batadv_priv *bat_priv, struct sk_buff *skb,
66 * batadv_send_skb_via_tt - send an skb via TT lookup
67 * @bat_priv: the bat priv with all the soft interface information
68 * @skb: the payload to send
69 * @dst_hint: can be used to override the destination contained in the skb
70 * @vid: the vid to be used to search the translation table
72 * Look up the recipient node for the destination address in the ethernet
73 * header via the translation table. Wrap the given skb into a batman-adv
74 * unicast header. Then send this frame to the according destination node.
76 * Return: NET_XMIT_DROP in case of error or NET_XMIT_SUCCESS otherwise.
78 static inline int batadv_send_skb_via_tt(struct batadv_priv *bat_priv,
79 struct sk_buff *skb, u8 *dst_hint,
82 return batadv_send_skb_via_tt_generic(bat_priv, skb, BATADV_UNICAST, 0,
87 * batadv_send_skb_via_tt_4addr - send an skb via TT lookup
88 * @bat_priv: the bat priv with all the soft interface information
89 * @skb: the payload to send
90 * @packet_subtype: the unicast 4addr packet subtype to use
91 * @dst_hint: can be used to override the destination contained in the skb
92 * @vid: the vid to be used to search the translation table
94 * Look up the recipient node for the destination address in the ethernet
95 * header via the translation table. Wrap the given skb into a batman-adv
96 * unicast-4addr header. Then send this frame to the according destination
99 * Return: NET_XMIT_DROP in case of error or NET_XMIT_SUCCESS otherwise.
101 static inline int batadv_send_skb_via_tt_4addr(struct batadv_priv *bat_priv,
107 return batadv_send_skb_via_tt_generic(bat_priv, skb,
108 BATADV_UNICAST_4ADDR,
109 packet_subtype, dst_hint, vid);
112 #endif /* _NET_BATMAN_ADV_SEND_H_ */