xref: /linux/net/batman-adv/soft-interface.h (revision a06c3fad49a50d5d5eb078f93e70f4d3eca5d5a5)
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_SOFT_INTERFACE_H_
8 #define _NET_BATMAN_ADV_SOFT_INTERFACE_H_
9 
10 #include "main.h"
11 
12 #include <linux/kref.h>
13 #include <linux/netdevice.h>
14 #include <linux/skbuff.h>
15 #include <linux/types.h>
16 #include <net/rtnetlink.h>
17 
18 int batadv_skb_head_push(struct sk_buff *skb, unsigned int len);
19 void batadv_interface_rx(struct net_device *soft_iface,
20 			 struct sk_buff *skb, int hdr_size,
21 			 struct batadv_orig_node *orig_node);
22 bool batadv_softif_is_valid(const struct net_device *net_dev);
23 extern struct rtnl_link_ops batadv_link_ops;
24 int batadv_softif_create_vlan(struct batadv_priv *bat_priv, unsigned short vid);
25 void batadv_softif_vlan_release(struct kref *ref);
26 struct batadv_softif_vlan *batadv_softif_vlan_get(struct batadv_priv *bat_priv,
27 						  unsigned short vid);
28 
29 /**
30  * batadv_softif_vlan_put() - decrease the vlan object refcounter and
31  *  possibly release it
32  * @vlan: the vlan object to release
33  */
34 static inline void batadv_softif_vlan_put(struct batadv_softif_vlan *vlan)
35 {
36 	if (!vlan)
37 		return;
38 
39 	kref_put(&vlan->refcount, batadv_softif_vlan_release);
40 }
41 
42 #endif /* _NET_BATMAN_ADV_SOFT_INTERFACE_H_ */
43