1 | /* SPDX-License-Identifier: GPL-2.0 */ |
2 | /* Copyright (C) B.A.T.M.A.N. contributors: |
3 | * |
4 | * Marek Lindner |
5 | */ |
6 | |
7 | #ifndef _NET_BATMAN_ADV_GATEWAY_CLIENT_H_ |
8 | #define _NET_BATMAN_ADV_GATEWAY_CLIENT_H_ |
9 | |
10 | #include "main.h" |
11 | |
12 | #include <linux/kref.h> |
13 | #include <linux/netlink.h> |
14 | #include <linux/skbuff.h> |
15 | #include <linux/types.h> |
16 | #include <uapi/linux/batadv_packet.h> |
17 | |
18 | void batadv_gw_check_client_stop(struct batadv_priv *bat_priv); |
19 | void batadv_gw_reselect(struct batadv_priv *bat_priv); |
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, |
27 | struct batadv_tvlv_gateway_data *gateway); |
28 | void batadv_gw_node_delete(struct batadv_priv *bat_priv, |
29 | struct batadv_orig_node *orig_node); |
30 | void batadv_gw_node_free(struct batadv_priv *bat_priv); |
31 | void batadv_gw_node_release(struct kref *ref); |
32 | struct batadv_gw_node * |
33 | batadv_gw_get_selected_gw_node(struct batadv_priv *bat_priv); |
34 | int batadv_gw_dump(struct sk_buff *msg, struct netlink_callback *cb); |
35 | bool batadv_gw_out_of_range(struct batadv_priv *bat_priv, struct sk_buff *skb); |
36 | enum batadv_dhcp_recipient |
37 | batadv_gw_dhcp_recipient_get(struct sk_buff *skb, unsigned int *, |
38 | u8 *chaddr); |
39 | struct batadv_gw_node *batadv_gw_node_get(struct batadv_priv *bat_priv, |
40 | struct batadv_orig_node *orig_node); |
41 | |
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(kref: &gw_node->refcount, release: batadv_gw_node_release); |
53 | } |
54 | |
55 | #endif /* _NET_BATMAN_ADV_GATEWAY_CLIENT_H_ */ |
56 | |