xref: /linux/include/uapi/linux/posix_acl.h (revision 498495dba268b20e8eadd7fe93c140c68b6cc9d2)
1 /* SPDX-License-Identifier: LGPL-2.1+ WITH Linux-syscall-note */
2 /*
3  * Copyright (C) 2002 Andreas Gruenbacher <a.gruenbacher@computer.org>
4  * Copyright (C) 2016 Red Hat, Inc.
5  *
6  * This file is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * This file is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14  * Lesser General Public License for more details.
15  *
16  */
17 
18 #ifndef __UAPI_POSIX_ACL_H
19 #define __UAPI_POSIX_ACL_H
20 
21 #define ACL_UNDEFINED_ID	(-1)
22 
23 /* a_type field in acl_user_posix_entry_t */
24 #define ACL_TYPE_ACCESS		(0x8000)
25 #define ACL_TYPE_DEFAULT	(0x4000)
26 
27 /* e_tag entry in struct posix_acl_entry */
28 #define ACL_USER_OBJ		(0x01)
29 #define ACL_USER		(0x02)
30 #define ACL_GROUP_OBJ		(0x04)
31 #define ACL_GROUP		(0x08)
32 #define ACL_MASK		(0x10)
33 #define ACL_OTHER		(0x20)
34 
35 /* permissions in the e_perm field */
36 #define ACL_READ		(0x04)
37 #define ACL_WRITE		(0x02)
38 #define ACL_EXECUTE		(0x01)
39 
40 #endif  /* __UAPI_POSIX_ACL_H */
41