net/batman-adv/send.h

   1 /* Copyright (C) 2007-2013 B.A.T.M.A.N. contributors:
   2  *
   3  * Marek Lindner, Simon Wunderlich
   4  *
   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.
   8  *
   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.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  17  * 02110-1301, USA
  18  */
  19
  20 #ifndef _NET_BATMAN_ADV_SEND_H_
  21 #define _NET_BATMAN_ADV_SEND_H_
  22
  23 int batadv_send_skb_packet(struct sk_buff *skb,
  24                            struct batadv_hard_iface *hard_iface,
  25                            const uint8_t *dst_addr);
  26 int batadv_send_skb_to_orig(struct sk_buff *skb,
  27                             struct batadv_orig_node *orig_node,
  28                             struct batadv_hard_iface *recv_if);
  29 void batadv_schedule_bat_ogm(struct batadv_hard_iface *hard_iface);
  30 int batadv_add_bcast_packet_to_list(struct batadv_priv *bat_priv,
  31                                     const struct sk_buff *skb,
  32                                     unsigned long delay);
  33 void batadv_send_outstanding_bat_ogm_packet(struct work_struct *work);
  34 void
  35 batadv_purge_outstanding_packets(struct batadv_priv *bat_priv,
  36                                  const struct batadv_hard_iface *hard_iface);
  37 bool batadv_send_skb_prepare_unicast_4addr(struct batadv_priv *bat_priv,
  38                                            struct sk_buff *skb,
  39                                            struct batadv_orig_node *orig_node,
  40                                            int packet_subtype);
  41 int batadv_send_skb_generic_unicast(struct batadv_priv *bat_priv,
  42                                     struct sk_buff *skb, int packet_type,
  43                                     int packet_subtype);
  44
  45
  46 /**
  47  * batadv_send_unicast_skb - send the skb encapsulated in a unicast packet
  48  * @bat_priv: the bat priv with all the soft interface information
  49  * @skb: the payload to send
  50  *
  51  * Returns 1 in case of error or 0 otherwise.
  52  */
  53 static inline int batadv_send_skb_unicast(struct batadv_priv *bat_priv,
  54                                           struct sk_buff *skb)
  55 {
  56         return batadv_send_skb_generic_unicast(bat_priv, skb, BATADV_UNICAST,
  57                                                0);
  58 }
  59
  60 /**
  61  * batadv_send_4addr_unicast_skb - send the skb encapsulated in a unicast 4addr
  62  *  packet
  63  * @bat_priv: the bat priv with all the soft interface information
  64  * @skb: the payload to send
  65  * @packet_subtype: the unicast 4addr packet subtype to use
  66  *
  67  * Returns 1 in case of error or 0 otherwise.
  68  */
  69 static inline int batadv_send_skb_unicast_4addr(struct batadv_priv *bat_priv,
  70                                                 struct sk_buff *skb,
  71                                                 int packet_subtype)
  72 {
  73         return batadv_send_skb_generic_unicast(bat_priv, skb,
  74                                                BATADV_UNICAST_4ADDR,
  75                                                packet_subtype);
  76 }
  77
  78 #endif /* _NET_BATMAN_ADV_SEND_H_ */