[deliverable/linux.git] / include / net / vxlan.h

#ifndef __NET_VXLAN_H
#define __NET_VXLAN_H 1

#include <linux/skbuff.h>
#include <linux/netdevice.h>
#include <linux/udp.h>

#define VNI_HASH_BITS	10
#define VNI_HASH_SIZE	(1<<VNI_HASH_BITS)

struct vxlan_sock;
typedef void (vxlan_rcv_t)(struct vxlan_sock *vh, struct sk_buff *skb, __be32 key);

/* per UDP socket information */
struct vxlan_sock {
	struct hlist_node hlist;
	vxlan_rcv_t	 *rcv;
	void		 *data;
	struct work_struct del_work;
	struct socket	 *sock;
	struct rcu_head	  rcu;
	struct hlist_head vni_list[VNI_HASH_SIZE];
	atomic_t	  refcnt;
};

struct vxlan_sock *vxlan_sock_add(struct net *net, __be16 port,
				  vxlan_rcv_t *rcv, void *data,
				  bool no_share, bool ipv6);

void vxlan_sock_release(struct vxlan_sock *vs);

int vxlan_xmit_skb(struct vxlan_sock *vs,
		   struct rtable *rt, struct sk_buff *skb,
		   __be32 src, __be32 dst, __u8 tos, __u8 ttl, __be16 df,
		   __be16 src_port, __be16 dst_port, __be32 vni);

__be16 vxlan_src_port(__u16 port_min, __u16 port_max, struct sk_buff *skb);

void vxlan_get_rx_port(struct net_device *netdev);
#endif
Commit	Line	Data
012a5729 PS	1	#ifndef __NET_VXLAN_H
	2	#define __NET_VXLAN_H 1
	3
	4	#include <linux/skbuff.h>
	5	#include <linux/netdevice.h>
	6	#include <linux/udp.h>
	7
	8	#define VNI_HASH_BITS 10
	9	#define VNI_HASH_SIZE (1<<VNI_HASH_BITS)
	10
	11	struct vxlan_sock;
	12	typedef void (vxlan_rcv_t)(struct vxlan_sock vh, struct sk_buff skb, __be32 key);
	13
	14	/* per UDP socket information */
	15	struct vxlan_sock {
	16	struct hlist_node hlist;
	17	vxlan_rcv_t *rcv;
	18	void *data;
	19	struct work_struct del_work;
	20	struct socket *sock;
	21	struct rcu_head rcu;
	22	struct hlist_head vni_list[VNI_HASH_SIZE];
	23	atomic_t refcnt;
	24	};
	25
	26	struct vxlan_sock vxlan_sock_add(struct net net, __be16 port,
	27	vxlan_rcv_t rcv, void data,
e4c7ed41	28	bool no_share, bool ipv6);
012a5729 PS	29
012a5729 PS	30	void vxlan_sock_release(struct vxlan_sock *vs);
49560532	31
11796187	32	int vxlan_xmit_skb(struct vxlan_sock *vs,
49560532 PS	33	struct rtable rt, struct sk_buff skb,
	34	__be32 src, __be32 dst, __u8 tos, __u8 ttl, __be16 df,
	35	__be16 src_port, __be16 dst_port, __be32 vni);
	36
	37	__be16 vxlan_src_port(__u16 port_min, __u16 port_max, struct sk_buff *skb);
	38
53cf5275	39	void vxlan_get_rx_port(struct net_device *netdev);
012a5729	40	#endif