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/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_POLICY_H
#define _XT_POLICY_H
#include <linux/types.h>
#include <linux/in.h>
#include <linux/in6.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 */
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