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1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2#ifndef _XT_SOCKET_H
3#define _XT_SOCKET_H
4
5#include <linux/types.h>
6
7enum {
8 XT_SOCKET_TRANSPARENT = 1 << 0,
9 XT_SOCKET_NOWILDCARD = 1 << 1,
10 XT_SOCKET_RESTORESKMARK = 1 << 2,
11};
12
13struct xt_socket_mtinfo1 {
14 __u8 flags;
15};
16#define XT_SOCKET_FLAGS_V1 XT_SOCKET_TRANSPARENT
17
18struct xt_socket_mtinfo2 {
19 __u8 flags;
20};
21#define XT_SOCKET_FLAGS_V2 (XT_SOCKET_TRANSPARENT | XT_SOCKET_NOWILDCARD)
22
23struct xt_socket_mtinfo3 {
24 __u8 flags;
25};
26#define XT_SOCKET_FLAGS_V3 (XT_SOCKET_TRANSPARENT \
27 | XT_SOCKET_NOWILDCARD \
28 | XT_SOCKET_RESTORESKMARK)
29
30#endif /* _XT_SOCKET_H */
31

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source code of linux/include/uapi/linux/netfilter/xt_socket.h