--- zzzz-none-000/linux-3.10.107/net/batman-adv/send.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/net/batman-adv/send.h	2021-02-04 17:41:59.000000000 +0000
@@ -1,4 +1,4 @@
-/* Copyright (C) 2007-2013 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2007-2015 B.A.T.M.A.N. contributors:
  *
  * Marek Lindner, Simon Wunderlich
  *
@@ -12,20 +12,28 @@
  * General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301, USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #ifndef _NET_BATMAN_ADV_SEND_H_
 #define _NET_BATMAN_ADV_SEND_H_
 
+#include "main.h"
+
+#include <linux/compiler.h>
+#include <linux/types.h>
+
+#include "packet.h"
+
+struct sk_buff;
+struct work_struct;
+
 int batadv_send_skb_packet(struct sk_buff *skb,
 			   struct batadv_hard_iface *hard_iface,
-			   const uint8_t *dst_addr);
-bool batadv_send_skb_to_orig(struct sk_buff *skb,
-			     struct batadv_orig_node *orig_node,
-			     struct batadv_hard_iface *recv_if);
+			   const u8 *dst_addr);
+int batadv_send_skb_to_orig(struct sk_buff *skb,
+			    struct batadv_orig_node *orig_node,
+			    struct batadv_hard_iface *recv_if);
 void batadv_schedule_bat_ogm(struct batadv_hard_iface *hard_iface);
 int batadv_add_bcast_packet_to_list(struct batadv_priv *bat_priv,
 				    const struct sk_buff *skb,
@@ -34,5 +42,67 @@
 void
 batadv_purge_outstanding_packets(struct batadv_priv *bat_priv,
 				 const struct batadv_hard_iface *hard_iface);
+bool batadv_send_skb_prepare_unicast_4addr(struct batadv_priv *bat_priv,
+					   struct sk_buff *skb,
+					   struct batadv_orig_node *orig_node,
+					   int packet_subtype);
+int batadv_send_skb_unicast(struct batadv_priv *bat_priv,
+			    struct sk_buff *skb, int packet_type,
+			    int packet_subtype,
+			    struct batadv_orig_node *orig_node,
+			    unsigned short vid);
+int batadv_send_skb_via_tt_generic(struct batadv_priv *bat_priv,
+				   struct sk_buff *skb, int packet_type,
+				   int packet_subtype, u8 *dst_hint,
+				   unsigned short vid);
+int batadv_send_skb_via_gw(struct batadv_priv *bat_priv, struct sk_buff *skb,
+			   unsigned short vid);
+
+/**
+ * batadv_send_skb_via_tt - send an skb via TT lookup
+ * @bat_priv: the bat priv with all the soft interface information
+ * @skb: the payload to send
+ * @dst_hint: can be used to override the destination contained in the skb
+ * @vid: the vid to be used to search the translation table
+ *
+ * Look up the recipient node for the destination address in the ethernet
+ * header via the translation table. Wrap the given skb into a batman-adv
+ * unicast header. Then send this frame to the according destination node.
+ *
+ * Returns NET_XMIT_DROP in case of error or NET_XMIT_SUCCESS otherwise.
+ */
+static inline int batadv_send_skb_via_tt(struct batadv_priv *bat_priv,
+					 struct sk_buff *skb, u8 *dst_hint,
+					 unsigned short vid)
+{
+	return batadv_send_skb_via_tt_generic(bat_priv, skb, BATADV_UNICAST, 0,
+					      dst_hint, vid);
+}
+
+/**
+ * batadv_send_skb_via_tt_4addr - send an skb via TT lookup
+ * @bat_priv: the bat priv with all the soft interface information
+ * @skb: the payload to send
+ * @packet_subtype: the unicast 4addr packet subtype to use
+ * @dst_hint: can be used to override the destination contained in the skb
+ * @vid: the vid to be used to search the translation table
+ *
+ * Look up the recipient node for the destination address in the ethernet
+ * header via the translation table. Wrap the given skb into a batman-adv
+ * unicast-4addr header. Then send this frame to the according destination
+ * node.
+ *
+ * Returns NET_XMIT_DROP in case of error or NET_XMIT_SUCCESS otherwise.
+ */
+static inline int batadv_send_skb_via_tt_4addr(struct batadv_priv *bat_priv,
+					       struct sk_buff *skb,
+					       int packet_subtype,
+					       u8 *dst_hint,
+					       unsigned short vid)
+{
+	return batadv_send_skb_via_tt_generic(bat_priv, skb,
+					      BATADV_UNICAST_4ADDR,
+					      packet_subtype, dst_hint, vid);
+}
 
 #endif /* _NET_BATMAN_ADV_SEND_H_ */