linux-imx

/* SPDX-License-Identifier: GPL-2.0 */

/* Copyright (C) 2007-2019  B.A.T.M.A.N. contributors:

 *

 * Marek Lindner, Simon Wunderlich

 *

 * 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_SEND_H_

#define _NET_BATMAN_ADV_SEND_H_

​

#include "main.h"

​

#include <linux/compiler.h>

#include <linux/spinlock.h>

#include <linux/types.h>

#include <uapi/linux/batadv_packet.h>

​

struct sk_buff;

​

void batadv_forw_packet_free(struct batadv_forw_packet *forw_packet,

                 bool dropped);

struct batadv_forw_packet *

batadv_forw_packet_alloc(struct batadv_hard_iface *if_incoming,

             struct batadv_hard_iface *if_outgoing,

             atomic_t *queue_left,

             struct batadv_priv *bat_priv,

             struct sk_buff *skb);

bool batadv_forw_packet_steal(struct batadv_forw_packet *packet, spinlock_t *l);

void batadv_forw_packet_ogmv1_queue(struct batadv_priv *bat_priv,

                    struct batadv_forw_packet *forw_packet,

                    unsigned long send_time);

bool batadv_forw_packet_is_rebroadcast(struct batadv_forw_packet *forw_packet);

​

int batadv_send_skb_to_orig(struct sk_buff *skb,

                struct batadv_orig_node *orig_node,

                struct batadv_hard_iface *recv_if);

int batadv_send_skb_packet(struct sk_buff *skb,

               struct batadv_hard_iface *hard_iface,

               const u8 *dst_addr);

int batadv_send_broadcast_skb(struct sk_buff *skb,

                  struct batadv_hard_iface *hard_iface);

int batadv_send_unicast_skb(struct sk_buff *skb,

                struct batadv_neigh_node *neigh_node);

int batadv_add_bcast_packet_to_list(struct batadv_priv *bat_priv,

                    const struct sk_buff *skb,

                    unsigned long delay,

                    bool own_packet);

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,