[thirdparty/kernel/linux.git] / include / linux / netfilter / nf_conntrack_proto_gre.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CONNTRACK_PROTO_GRE_H
#define _CONNTRACK_PROTO_GRE_H
#include <asm/byteorder.h>
#include <net/gre.h>
#include <net/pptp.h>

struct nf_ct_gre {
	unsigned int stream_timeout;
	unsigned int timeout;
};

#ifdef __KERNEL__
#include <net/netfilter/nf_conntrack_tuple.h>

struct nf_conn;

/* structure for original <-> reply keymap */
struct nf_ct_gre_keymap {
	struct list_head list;
	struct nf_conntrack_tuple tuple;
};

/* add new tuple->key_reply pair to keymap */
int nf_ct_gre_keymap_add(struct nf_conn *ct, enum ip_conntrack_dir dir,
			 struct nf_conntrack_tuple *t);

/* delete keymap entries */
void nf_ct_gre_keymap_destroy(struct nf_conn *ct);

void nf_nat_need_gre(void);

#endif /* __KERNEL__ */
#endif /* _CONNTRACK_PROTO_GRE_H */
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
f09943fe PM	2	#ifndef _CONNTRACK_PROTO_GRE_H
	3	#define _CONNTRACK_PROTO_GRE_H
	4	#include <asm/byteorder.h>
ecc6569f GF	5	#include <net/gre.h>
ecc6569f GF	6	#include <net/pptp.h>
f09943fe	7
f09943fe PM	8	struct nf_ct_gre {
	9	unsigned int stream_timeout;
	10	unsigned int timeout;
	11	};
	12
	13	#ifdef __KERNEL__
	14	#include <net/netfilter/nf_conntrack_tuple.h>
	15
	16	struct nf_conn;
	17
	18	/* structure for original <-> reply keymap */
	19	struct nf_ct_gre_keymap {
	20	struct list_head list;
	21	struct nf_conntrack_tuple tuple;
	22	};
	23
	24	/* add new tuple->key_reply pair to keymap */
	25	int nf_ct_gre_keymap_add(struct nf_conn *ct, enum ip_conntrack_dir dir,
	26	struct nf_conntrack_tuple *t);
	27
	28	/* delete keymap entries */
	29	void nf_ct_gre_keymap_destroy(struct nf_conn *ct);
	30
a0f4ecf3	31	void nf_nat_need_gre(void);
f09943fe PM	32
	33	#endif /* __KERNEL__ */
	34	#endif /* _CONNTRACK_PROTO_GRE_H */