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

#ifndef __LINUX_GRE_H
#define __LINUX_GRE_H

#include <linux/skbuff.h>
#include <net/ip_tunnels.h>

struct gre_base_hdr {
	__be16 flags;
	__be16 protocol;
};
#define GRE_HEADER_SECTION 4

#define GREPROTO_CISCO		0
#define GREPROTO_PPTP		1
#define GREPROTO_MAX		2
#define GRE_IP_PROTO_MAX	2

struct gre_protocol {
	int  (*handler)(struct sk_buff *skb);
	void (*err_handler)(struct sk_buff *skb, u32 info);
};

int gre_add_protocol(const struct gre_protocol *proto, u8 version);
int gre_del_protocol(const struct gre_protocol *proto, u8 version);

struct net_device *gretap_fb_dev_create(struct net *net, const char *name,
				       u8 name_assign_type);
#endif
Commit	Line	Data
00959ade DK	1	#ifndef __LINUX_GRE_H
	2	#define __LINUX_GRE_H
	3
	4	#include <linux/skbuff.h>
c5441932	5	#include <net/ip_tunnels.h>
00959ade	6
9f57c67c PS	7	struct gre_base_hdr {
	8	__be16 flags;
	9	__be16 protocol;
	10	};
	11	#define GRE_HEADER_SECTION 4
	12
00959ade DK	13	#define GREPROTO_CISCO 0
	14	#define GREPROTO_PPTP 1
	15	#define GREPROTO_MAX 2
bda7bb46	16	#define GRE_IP_PROTO_MAX 2
00959ade DK	17
	18	struct gre_protocol {
	19	int (handler)(struct sk_buff skb);
	20	void (err_handler)(struct sk_buff skb, u32 info);
	21	};
	22
	23	int gre_add_protocol(const struct gre_protocol *proto, u8 version);
	24	int gre_del_protocol(const struct gre_protocol *proto, u8 version);
	25
b2acd1dc PS	26	struct net_device gretap_fb_dev_create(struct net net, const char *name,
b2acd1dc PS	27	u8 name_assign_type);
00959ade	28	#endif