1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 /*
3   File: linux/xattr.h
4 
5   Extended attributes handling.
6 
7   Copyright (C) 2001 by Andreas Gruenbacher <a.gruenbacher@computer.org>
8   Copyright (c) 2001-2002 Silicon Graphics, Inc.  All Rights Reserved.
9   Copyright (c) 2004 Red Hat, Inc., James Morris <jmorris@redhat.com>
10   Copyright (c) 2020 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
11 */
12 
13 #include <linux/libc-compat.h>
14 
15 #ifndef _UAPI_LINUX_XATTR_H
16 #define _UAPI_LINUX_XATTR_H
17 
18 #if __UAPI_DEF_XATTR
19 #define __USE_KERNEL_XATTR_DEFS
20 
21 #define XATTR_CREATE	0x1	/* set value, fail if attr already exists */
22 #define XATTR_REPLACE	0x2	/* set value, fail if attr does not exist */
23 #endif
24 
25 /* Namespaces */
26 #define XATTR_OS2_PREFIX "os2."
27 #define XATTR_OS2_PREFIX_LEN (sizeof(XATTR_OS2_PREFIX) - 1)
28 
29 #define XATTR_MAC_OSX_PREFIX "osx."
30 #define XATTR_MAC_OSX_PREFIX_LEN (sizeof(XATTR_MAC_OSX_PREFIX) - 1)
31 
32 #define XATTR_BTRFS_PREFIX "btrfs."
33 #define XATTR_BTRFS_PREFIX_LEN (sizeof(XATTR_BTRFS_PREFIX) - 1)
34 
35 #define XATTR_HURD_PREFIX "gnu."
36 #define XATTR_HURD_PREFIX_LEN (sizeof(XATTR_HURD_PREFIX) - 1)
37 
38 #define XATTR_SECURITY_PREFIX	"security."
39 #define XATTR_SECURITY_PREFIX_LEN (sizeof(XATTR_SECURITY_PREFIX) - 1)
40 
41 #define XATTR_SYSTEM_PREFIX "system."
42 #define XATTR_SYSTEM_PREFIX_LEN (sizeof(XATTR_SYSTEM_PREFIX) - 1)
43 
44 #define XATTR_TRUSTED_PREFIX "trusted."
45 #define XATTR_TRUSTED_PREFIX_LEN (sizeof(XATTR_TRUSTED_PREFIX) - 1)
46 
47 #define XATTR_USER_PREFIX "user."
48 #define XATTR_USER_PREFIX_LEN (sizeof(XATTR_USER_PREFIX) - 1)
49 
50 /* Security namespace */
51 #define XATTR_EVM_SUFFIX "evm"
52 #define XATTR_NAME_EVM XATTR_SECURITY_PREFIX XATTR_EVM_SUFFIX
53 
54 #define XATTR_IMA_SUFFIX "ima"
55 #define XATTR_NAME_IMA XATTR_SECURITY_PREFIX XATTR_IMA_SUFFIX
56 
57 #define XATTR_SELINUX_SUFFIX "selinux"
58 #define XATTR_NAME_SELINUX XATTR_SECURITY_PREFIX XATTR_SELINUX_SUFFIX
59 
60 #define XATTR_SMACK_SUFFIX "SMACK64"
61 #define XATTR_SMACK_IPIN "SMACK64IPIN"
62 #define XATTR_SMACK_IPOUT "SMACK64IPOUT"
63 #define XATTR_SMACK_EXEC "SMACK64EXEC"
64 #define XATTR_SMACK_TRANSMUTE "SMACK64TRANSMUTE"
65 #define XATTR_SMACK_MMAP "SMACK64MMAP"
66 #define XATTR_NAME_SMACK XATTR_SECURITY_PREFIX XATTR_SMACK_SUFFIX
67 #define XATTR_NAME_SMACKIPIN	XATTR_SECURITY_PREFIX XATTR_SMACK_IPIN
68 #define XATTR_NAME_SMACKIPOUT	XATTR_SECURITY_PREFIX XATTR_SMACK_IPOUT
69 #define XATTR_NAME_SMACKEXEC	XATTR_SECURITY_PREFIX XATTR_SMACK_EXEC
70 #define XATTR_NAME_SMACKTRANSMUTE XATTR_SECURITY_PREFIX XATTR_SMACK_TRANSMUTE
71 #define XATTR_NAME_SMACKMMAP XATTR_SECURITY_PREFIX XATTR_SMACK_MMAP
72 
73 #define XATTR_APPARMOR_SUFFIX "apparmor"
74 #define XATTR_NAME_APPARMOR XATTR_SECURITY_PREFIX XATTR_APPARMOR_SUFFIX
75 
76 #define XATTR_CAPS_SUFFIX "capability"
77 #define XATTR_NAME_CAPS XATTR_SECURITY_PREFIX XATTR_CAPS_SUFFIX
78 
79 #define XATTR_POSIX_ACL_ACCESS  "posix_acl_access"
80 #define XATTR_NAME_POSIX_ACL_ACCESS XATTR_SYSTEM_PREFIX XATTR_POSIX_ACL_ACCESS
81 #define XATTR_POSIX_ACL_DEFAULT  "posix_acl_default"
82 #define XATTR_NAME_POSIX_ACL_DEFAULT XATTR_SYSTEM_PREFIX XATTR_POSIX_ACL_DEFAULT
83 
84 
85 #endif /* _UAPI_LINUX_XATTR_H */
86