107 lines
4.0 KiB
C
107 lines
4.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/* Copyright (C) 2007-2017 B.A.T.M.A.N. contributors:
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*
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* Marek Lindner, Simon Wunderlich
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of version 2 of the GNU General Public
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* License as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _NET_BATMAN_ADV_ORIGINATOR_H_
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#define _NET_BATMAN_ADV_ORIGINATOR_H_
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#include "main.h"
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#include <linux/compiler.h>
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#include <linux/if_ether.h>
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#include <linux/jhash.h>
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#include <linux/types.h>
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struct netlink_callback;
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struct seq_file;
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struct sk_buff;
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bool batadv_compare_orig(const struct hlist_node *node, const void *data2);
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int batadv_originator_init(struct batadv_priv *bat_priv);
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void batadv_originator_free(struct batadv_priv *bat_priv);
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void batadv_purge_orig_ref(struct batadv_priv *bat_priv);
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void batadv_orig_node_put(struct batadv_orig_node *orig_node);
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struct batadv_orig_node *batadv_orig_node_new(struct batadv_priv *bat_priv,
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const u8 *addr);
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struct batadv_hardif_neigh_node *
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batadv_hardif_neigh_get(const struct batadv_hard_iface *hard_iface,
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const u8 *neigh_addr);
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void
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batadv_hardif_neigh_put(struct batadv_hardif_neigh_node *hardif_neigh);
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struct batadv_neigh_node *
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batadv_neigh_node_get_or_create(struct batadv_orig_node *orig_node,
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struct batadv_hard_iface *hard_iface,
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const u8 *neigh_addr);
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void batadv_neigh_node_put(struct batadv_neigh_node *neigh_node);
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struct batadv_neigh_node *
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batadv_orig_router_get(struct batadv_orig_node *orig_node,
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const struct batadv_hard_iface *if_outgoing);
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struct batadv_neigh_ifinfo *
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batadv_neigh_ifinfo_new(struct batadv_neigh_node *neigh,
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struct batadv_hard_iface *if_outgoing);
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struct batadv_neigh_ifinfo *
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batadv_neigh_ifinfo_get(struct batadv_neigh_node *neigh,
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struct batadv_hard_iface *if_outgoing);
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void batadv_neigh_ifinfo_put(struct batadv_neigh_ifinfo *neigh_ifinfo);
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int batadv_hardif_neigh_dump(struct sk_buff *msg, struct netlink_callback *cb);
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int batadv_hardif_neigh_seq_print_text(struct seq_file *seq, void *offset);
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struct batadv_orig_ifinfo *
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batadv_orig_ifinfo_get(struct batadv_orig_node *orig_node,
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struct batadv_hard_iface *if_outgoing);
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struct batadv_orig_ifinfo *
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batadv_orig_ifinfo_new(struct batadv_orig_node *orig_node,
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struct batadv_hard_iface *if_outgoing);
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void batadv_orig_ifinfo_put(struct batadv_orig_ifinfo *orig_ifinfo);
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int batadv_orig_seq_print_text(struct seq_file *seq, void *offset);
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int batadv_orig_dump(struct sk_buff *msg, struct netlink_callback *cb);
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int batadv_orig_hardif_seq_print_text(struct seq_file *seq, void *offset);
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int batadv_orig_hash_add_if(struct batadv_hard_iface *hard_iface,
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int max_if_num);
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int batadv_orig_hash_del_if(struct batadv_hard_iface *hard_iface,
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int max_if_num);
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struct batadv_orig_node_vlan *
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batadv_orig_node_vlan_new(struct batadv_orig_node *orig_node,
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unsigned short vid);
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struct batadv_orig_node_vlan *
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batadv_orig_node_vlan_get(struct batadv_orig_node *orig_node,
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unsigned short vid);
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void batadv_orig_node_vlan_put(struct batadv_orig_node_vlan *orig_vlan);
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/**
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* batadv_choose_orig() - Return the index of the orig entry in the hash table
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* @data: mac address of the originator node
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* @size: the size of the hash table
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*
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* Return: the hash index where the object represented by @data should be
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* stored at.
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*/
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static inline u32 batadv_choose_orig(const void *data, u32 size)
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{
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u32 hash = 0;
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hash = jhash(data, ETH_ALEN, hash);
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return hash % size;
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}
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struct batadv_orig_node *
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batadv_orig_hash_find(struct batadv_priv *bat_priv, const void *data);
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#endif /* _NET_BATMAN_ADV_ORIGINATOR_H_ */
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