Sven Eckelmann | 7db7d9f | 2017-11-19 15:05:11 +0100 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
Sven Eckelmann | cfa55c6 | 2021-01-01 00:00:01 +0100 | [diff] [blame] | 2 | /* Copyright (C) B.A.T.M.A.N. contributors: |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 3 | * |
| 4 | * Marek Lindner |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 5 | */ |
| 6 | |
| 7 | #ifndef _NET_BATMAN_ADV_GATEWAY_CLIENT_H_ |
| 8 | #define _NET_BATMAN_ADV_GATEWAY_CLIENT_H_ |
| 9 | |
Sven Eckelmann | 1e2c2a4 | 2015-04-17 19:40:28 +0200 | [diff] [blame] | 10 | #include "main.h" |
| 11 | |
Sven Eckelmann | 6340dcb | 2021-08-08 19:56:17 +0200 | [diff] [blame] | 12 | #include <linux/kref.h> |
Sven Eckelmann | 68a600d | 2019-05-24 20:11:17 +0200 | [diff] [blame] | 13 | #include <linux/netlink.h> |
Sven Eckelmann | 68a600d | 2019-05-24 20:11:17 +0200 | [diff] [blame] | 14 | #include <linux/skbuff.h> |
Sven Eckelmann | 1e2c2a4 | 2015-04-17 19:40:28 +0200 | [diff] [blame] | 15 | #include <linux/types.h> |
Sven Eckelmann | 68a600d | 2019-05-24 20:11:17 +0200 | [diff] [blame] | 16 | #include <uapi/linux/batadv_packet.h> |
Sven Eckelmann | 1e2c2a4 | 2015-04-17 19:40:28 +0200 | [diff] [blame] | 17 | |
Antonio Quartulli | c6eaa3f | 2013-07-13 00:06:00 +0200 | [diff] [blame] | 18 | void batadv_gw_check_client_stop(struct batadv_priv *bat_priv); |
Antonio Quartulli | 4e820e7 | 2013-11-04 20:59:41 +0100 | [diff] [blame] | 19 | void batadv_gw_reselect(struct batadv_priv *bat_priv); |
Sven Eckelmann | 56303d3 | 2012-06-05 22:31:31 +0200 | [diff] [blame] | 20 | void batadv_gw_election(struct batadv_priv *bat_priv); |
| 21 | struct batadv_orig_node * |
| 22 | batadv_gw_get_selected_orig(struct batadv_priv *bat_priv); |
| 23 | void batadv_gw_check_election(struct batadv_priv *bat_priv, |
| 24 | struct batadv_orig_node *orig_node); |
| 25 | void batadv_gw_node_update(struct batadv_priv *bat_priv, |
| 26 | struct batadv_orig_node *orig_node, |
Marek Lindner | 414254e | 2013-04-23 21:39:58 +0800 | [diff] [blame] | 27 | struct batadv_tvlv_gateway_data *gateway); |
Sven Eckelmann | 56303d3 | 2012-06-05 22:31:31 +0200 | [diff] [blame] | 28 | void batadv_gw_node_delete(struct batadv_priv *bat_priv, |
| 29 | struct batadv_orig_node *orig_node); |
Simon Wunderlich | bd3524c | 2015-08-03 19:13:58 +0200 | [diff] [blame] | 30 | void batadv_gw_node_free(struct batadv_priv *bat_priv); |
Sven Eckelmann | 6340dcb | 2021-08-08 19:56:17 +0200 | [diff] [blame] | 31 | void batadv_gw_node_release(struct kref *ref); |
Antonio Quartulli | 34d99cf | 2016-07-03 12:46:33 +0200 | [diff] [blame] | 32 | struct batadv_gw_node * |
| 33 | batadv_gw_get_selected_gw_node(struct batadv_priv *bat_priv); |
Sven Eckelmann | d7129da | 2016-07-03 13:31:42 +0200 | [diff] [blame] | 34 | int batadv_gw_dump(struct sk_buff *msg, struct netlink_callback *cb); |
Linus Lüssing | 9d2c948 | 2013-08-06 20:21:15 +0200 | [diff] [blame] | 35 | bool batadv_gw_out_of_range(struct batadv_priv *bat_priv, struct sk_buff *skb); |
Antonio Quartulli | 6c413b1 | 2013-11-05 19:31:08 +0100 | [diff] [blame] | 36 | enum batadv_dhcp_recipient |
| 37 | batadv_gw_dhcp_recipient_get(struct sk_buff *skb, unsigned int *header_len, |
Sven Eckelmann | 6b5e971 | 2015-05-26 18:34:26 +0200 | [diff] [blame] | 38 | u8 *chaddr); |
Antonio Quartulli | 50164d8 | 2016-07-03 12:46:34 +0200 | [diff] [blame] | 39 | struct batadv_gw_node *batadv_gw_node_get(struct batadv_priv *bat_priv, |
| 40 | struct batadv_orig_node *orig_node); |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 41 | |
Sven Eckelmann | 6340dcb | 2021-08-08 19:56:17 +0200 | [diff] [blame] | 42 | /** |
| 43 | * batadv_gw_node_put() - decrement the gw_node refcounter and possibly release |
| 44 | * it |
| 45 | * @gw_node: gateway node to free |
| 46 | */ |
| 47 | static inline void batadv_gw_node_put(struct batadv_gw_node *gw_node) |
| 48 | { |
| 49 | if (!gw_node) |
| 50 | return; |
| 51 | |
| 52 | kref_put(&gw_node->refcount, batadv_gw_node_release); |
| 53 | } |
| 54 | |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 55 | #endif /* _NET_BATMAN_ADV_GATEWAY_CLIENT_H_ */ |