#ifndef _XT_POLICY_H

#define _XT_POLICY_H

#include <linux/types.h>

#define XT_POLICY_MAX_ELEM	4

enum xt_policy_flags {

	XT_POLICY_MATCH_IN	= 0x1,

	XT_POLICY_MATCH_OUT	= 0x2,

	XT_POLICY_MATCH_NONE	= 0x4,

	XT_POLICY_MATCH_STRICT	= 0x8,

};

enum xt_policy_modes {

	XT_POLICY_MODE_TRANSPORT,

	XT_POLICY_MODE_TUNNEL

};

struct xt_policy_spec {

	__u8	saddr:1,

			daddr:1,

			proto:1,

			mode:1,

			spi:1,

			reqid:1;

};

union xt_policy_addr {

	struct in_addr	a4;

	struct in6_addr	a6;

};

struct xt_policy_elem {

	union {

		struct {

			union xt_policy_addr saddr;

			union xt_policy_addr smask;

			union xt_policy_addr daddr;

			union xt_policy_addr dmask;

		};

	};

	__be32			spi;

	__u32		reqid;

	__u8		proto;

	__u8		mode;

	struct xt_policy_spec	match;

	struct xt_policy_spec	invert;

};

struct xt_policy_info {

	struct xt_policy_elem pol[XT_POLICY_MAX_ELEM];

	__u16 flags;

	__u16 len;

};

#endif /* _XT_POLICY_H */