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 <[email protected]> 8 Copyright (c) 2001-2002 Silicon Graphics, Inc. All Rights Reserved. 9 Copyright (c) 2004 Red Hat, Inc., James Morris <[email protected]> 10 Copyright (c) 2020 Jan (janneke) Nieuwenhuizen <[email protected]> 11 */ 12 13 #include <linux/libc-compat.h> 14 #include <linux/types.h> 15 16 #ifndef _UAPI_LINUX_XATTR_H 17 #define _UAPI_LINUX_XATTR_H 18 19 #if __UAPI_DEF_XATTR 20 #define __USE_KERNEL_XATTR_DEFS 21 22 #define XATTR_CREATE 0x1 /* set value, fail if attr already exists */ 23 #define XATTR_REPLACE 0x2 /* set value, fail if attr does not exist */ 24 25 struct xattr_args { 26 __aligned_u64 __user value; 27 __u32 size; 28 __u32 flags; 29 }; 30 #endif 31 32 /* Namespaces */ 33 #define XATTR_OS2_PREFIX "os2." 34 #define XATTR_OS2_PREFIX_LEN (sizeof(XATTR_OS2_PREFIX) - 1) 35 36 #define XATTR_MAC_OSX_PREFIX "osx." 37 #define XATTR_MAC_OSX_PREFIX_LEN (sizeof(XATTR_MAC_OSX_PREFIX) - 1) 38 39 #define XATTR_BTRFS_PREFIX "btrfs." 40 #define XATTR_BTRFS_PREFIX_LEN (sizeof(XATTR_BTRFS_PREFIX) - 1) 41 42 #define XATTR_HURD_PREFIX "gnu." 43 #define XATTR_HURD_PREFIX_LEN (sizeof(XATTR_HURD_PREFIX) - 1) 44 45 #define XATTR_SECURITY_PREFIX "security." 46 #define XATTR_SECURITY_PREFIX_LEN (sizeof(XATTR_SECURITY_PREFIX) - 1) 47 48 #define XATTR_SYSTEM_PREFIX "system." 49 #define XATTR_SYSTEM_PREFIX_LEN (sizeof(XATTR_SYSTEM_PREFIX) - 1) 50 51 #define XATTR_TRUSTED_PREFIX "trusted." 52 #define XATTR_TRUSTED_PREFIX_LEN (sizeof(XATTR_TRUSTED_PREFIX) - 1) 53 54 #define XATTR_USER_PREFIX "user." 55 #define XATTR_USER_PREFIX_LEN (sizeof(XATTR_USER_PREFIX) - 1) 56 57 /* Security namespace */ 58 #define XATTR_EVM_SUFFIX "evm" 59 #define XATTR_NAME_EVM XATTR_SECURITY_PREFIX XATTR_EVM_SUFFIX 60 61 #define XATTR_IMA_SUFFIX "ima" 62 #define XATTR_NAME_IMA XATTR_SECURITY_PREFIX XATTR_IMA_SUFFIX 63 64 #define XATTR_SELINUX_SUFFIX "selinux" 65 #define XATTR_NAME_SELINUX XATTR_SECURITY_PREFIX XATTR_SELINUX_SUFFIX 66 67 #define XATTR_SMACK_SUFFIX "SMACK64" 68 #define XATTR_SMACK_IPIN "SMACK64IPIN" 69 #define XATTR_SMACK_IPOUT "SMACK64IPOUT" 70 #define XATTR_SMACK_EXEC "SMACK64EXEC" 71 #define XATTR_SMACK_TRANSMUTE "SMACK64TRANSMUTE" 72 #define XATTR_SMACK_MMAP "SMACK64MMAP" 73 #define XATTR_NAME_SMACK XATTR_SECURITY_PREFIX XATTR_SMACK_SUFFIX 74 #define XATTR_NAME_SMACKIPIN XATTR_SECURITY_PREFIX XATTR_SMACK_IPIN 75 #define XATTR_NAME_SMACKIPOUT XATTR_SECURITY_PREFIX XATTR_SMACK_IPOUT 76 #define XATTR_NAME_SMACKEXEC XATTR_SECURITY_PREFIX XATTR_SMACK_EXEC 77 #define XATTR_NAME_SMACKTRANSMUTE XATTR_SECURITY_PREFIX XATTR_SMACK_TRANSMUTE 78 #define XATTR_NAME_SMACKMMAP XATTR_SECURITY_PREFIX XATTR_SMACK_MMAP 79 80 #define XATTR_APPARMOR_SUFFIX "apparmor" 81 #define XATTR_NAME_APPARMOR XATTR_SECURITY_PREFIX XATTR_APPARMOR_SUFFIX 82 83 #define XATTR_CAPS_SUFFIX "capability" 84 #define XATTR_NAME_CAPS XATTR_SECURITY_PREFIX XATTR_CAPS_SUFFIX 85 86 #define XATTR_POSIX_ACL_ACCESS "posix_acl_access" 87 #define XATTR_NAME_POSIX_ACL_ACCESS XATTR_SYSTEM_PREFIX XATTR_POSIX_ACL_ACCESS 88 #define XATTR_POSIX_ACL_DEFAULT "posix_acl_default" 89 #define XATTR_NAME_POSIX_ACL_DEFAULT XATTR_SYSTEM_PREFIX XATTR_POSIX_ACL_DEFAULT 90 91 92 #endif /* _UAPI_LINUX_XATTR_H */ 93