net/batman-adv/soft-interface.h

   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_ */