xref: /freebsd/sys/compat/linux/linux_file.h (revision da232c04ab9eba3d3a7fc73881daff847071e9fd)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3  *
4  * Copyright (c) 2007 Roman Divacky
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  *
28  * $FreeBSD$
29  */
30 
31 #ifndef _LINUX_FILE_H_
32 #define	_LINUX_FILE_H_
33 
34 #define	LINUX_AT_FDCWD			-100
35 #define	LINUX_AT_SYMLINK_NOFOLLOW	0x100
36 #define	LINUX_AT_EACCESS		0x200
37 #define	LINUX_AT_REMOVEDIR		0x200
38 #define	LINUX_AT_SYMLINK_FOLLOW		0x400
39 
40 /*
41  * posix_fadvise advice
42  */
43 #define	LINUX_POSIX_FADV_NORMAL		0
44 #define	LINUX_POSIX_FADV_RANDOM		1
45 #define	LINUX_POSIX_FADV_SEQUENTIAL	2
46 #define	LINUX_POSIX_FADV_WILLNEED	3
47 #define	LINUX_POSIX_FADV_DONTNEED	4
48 #define	LINUX_POSIX_FADV_NOREUSE	5
49 
50 /*
51  * mount flags
52  */
53 #define	LINUX_MS_RDONLY		0x0001
54 #define	LINUX_MS_NOSUID		0x0002
55 #define	LINUX_MS_NODEV		0x0004
56 #define	LINUX_MS_NOEXEC		0x0008
57 #define	LINUX_MS_REMOUNT	0x0020
58 
59 /*
60  * umount2 flags
61  */
62 #define	LINUX_MNT_FORCE		0x0001
63 
64 /*
65  * common open/fcntl flags
66  */
67 #define	LINUX_O_RDONLY		00000000
68 #define	LINUX_O_WRONLY		00000001
69 #define	LINUX_O_RDWR		00000002
70 #define	LINUX_O_ACCMODE		00000003
71 #define	LINUX_O_CREAT		00000100
72 #define	LINUX_O_EXCL		00000200
73 #define	LINUX_O_NOCTTY		00000400
74 #define	LINUX_O_TRUNC		00001000
75 #define	LINUX_O_APPEND		00002000
76 #define	LINUX_O_NONBLOCK	00004000
77 #define	LINUX_O_NDELAY		LINUX_O_NONBLOCK
78 #define	LINUX_O_SYNC		00010000
79 #define	LINUX_O_ASYNC		00020000
80 #define	LINUX_O_DIRECT		00040000	/* Direct disk access hint */
81 #define	LINUX_O_LARGEFILE	00100000
82 #define	LINUX_O_DIRECTORY	00200000	/* Must be a directory */
83 #define	LINUX_O_NOFOLLOW	00400000	/* Do not follow links */
84 #define	LINUX_O_NOATIME		01000000
85 #define	LINUX_O_CLOEXEC		02000000
86 
87 #define	LINUX_F_DUPFD		0
88 #define	LINUX_F_GETFD		1
89 #define	LINUX_F_SETFD		2
90 #define	LINUX_F_GETFL		3
91 #define	LINUX_F_SETFL		4
92 #ifndef LINUX_F_GETLK
93 #define	LINUX_F_GETLK		5
94 #define	LINUX_F_SETLK		6
95 #define	LINUX_F_SETLKW		7
96 #endif
97 #ifndef LINUX_F_SETOWN
98 #define	LINUX_F_SETOWN		8
99 #define	LINUX_F_GETOWN		9
100 #endif
101 #ifndef LINUX_F_SETSIG
102 #define	LINUX_F_SETSIG		10
103 #define	LINUX_F_GETSIG		11
104 #endif
105 #ifndef LINUX_F_SETOWN_EX
106 #define	LINUX_F_SETOWN_EX	15
107 #define	LINUX_F_GETOWN_EX	16
108 #define	LINUX_F_GETOWNER_UIDS	17
109 #endif
110 
111 #define	LINUX_F_SPECIFIC_BASE	1024
112 
113 #define	LINUX_F_SETLEASE	(LINUX_F_SPECIFIC_BASE + 0)
114 #define	LINUX_F_GETLEASE	(LINUX_F_SPECIFIC_BASE + 1)
115 #define	LINUX_F_CANCELLK	(LINUX_F_SPECIFIC_BASE + 5)
116 #define	LINUX_F_DUPFD_CLOEXEC	(LINUX_F_SPECIFIC_BASE + 6)
117 #define	LINUX_F_NOTIFY		(LINUX_F_SPECIFIC_BASE + 2)
118 #define	LINUX_F_SETPIPE_SZ	(LINUX_F_SPECIFIC_BASE + 7)
119 #define	LINUX_F_GETPIPE_SZ	(LINUX_F_SPECIFIC_BASE + 8)
120 
121 #define	LINUX_F_ADD_SEALS	(LINUX_F_SPECIFIC_BASE + 9)
122 #define	LINUX_F_GET_SEALS	(LINUX_F_SPECIFIC_BASE + 10)
123 
124 #define	LINUX_F_GETLKP		36
125 #define	LINUX_F_SETLKP		37
126 #define	LINUX_F_SETLKPW		38
127 
128 #define	LINUX_F_OWNER_TID	0
129 #define	LINUX_F_OWNER_PID	1
130 #define	LINUX_F_OWNER_PGRP	2
131 
132 #ifndef LINUX_F_RDLCK
133 #define	LINUX_F_RDLCK		0
134 #define	LINUX_F_WRLCK		1
135 #define	LINUX_F_UNLCK		2
136 #endif
137 
138 /*
139  * renameat2 flags
140  */
141 #define	LINUX_RENAME_NOREPLACE	0x00000001
142 #define	LINUX_RENAME_EXCHANGE	0x00000002
143 #define	LINUX_RENAME_WHITEOUT	0x00000004
144 
145 /*
146  * sync_file_range flags
147  */
148 #define	LINUX_SYNC_FILE_RANGE_WAIT_BEFORE	1
149 #define	LINUX_SYNC_FILE_RANGE_WRITE		2
150 #define	LINUX_SYNC_FILE_RANGE_WAIT_AFTER	4
151 
152 #define	LINUX_F_SEAL_SEAL	0x0001
153 #define	LINUX_F_SEAL_SHRINK	0x0002
154 #define	LINUX_F_SEAL_GROW	0x0004
155 #define	LINUX_F_SEAL_WRITE	0x0008
156 
157 #define	LINUX_MFD_CLOEXEC	0x0001
158 #define	LINUX_MFD_ALLOW_SEALING	0x0002
159 #define	LINUX_MFD_HUGETLB	0x0004
160 
161 #define	LINUX_HUGETLB_FLAG_ENCODE_SHIFT	26
162 #define	LINUX_HUGETLB_FLAG_ENCODE_MASK	0x3f
163 
164 #define LINUX_HUGETLB_FLAG_ENCODE_64KB	(16 << LINUX_HUGETLB_FLAG_ENCODE_SHIFT)
165 #define LINUX_HUGETLB_FLAG_ENCODE_512KB	(19 << LINUX_HUGETLB_FLAG_ENCODE_SHIFT)
166 #define LINUX_HUGETLB_FLAG_ENCODE_1MB	(20 << LINUX_HUGETLB_FLAG_ENCODE_SHIFT)
167 #define LINUX_HUGETLB_FLAG_ENCODE_2MB	(21 << LINUX_HUGETLB_FLAG_ENCODE_SHIFT)
168 #define LINUX_HUGETLB_FLAG_ENCODE_8MB	(23 << LINUX_HUGETLB_FLAG_ENCODE_SHIFT)
169 #define LINUX_HUGETLB_FLAG_ENCODE_16MB	(24 << LINUX_HUGETLB_FLAG_ENCODE_SHIFT)
170 #define LINUX_HUGETLB_FLAG_ENCODE_32MB	(25 << LINUX_HUGETLB_FLAG_ENCODE_SHIFT)
171 #define LINUX_HUGETLB_FLAG_ENCODE_256MB	(28 << LINUX_HUGETLB_FLAG_ENCODE_SHIFT)
172 #define LINUX_HUGETLB_FLAG_ENCODE_512MB	(29 << LINUX_HUGETLB_FLAG_ENCODE_SHIFT)
173 #define LINUX_HUGETLB_FLAG_ENCODE_1GB	(30 << LINUX_HUGETLB_FLAG_ENCODE_SHIFT)
174 #define LINUX_HUGETLB_FLAG_ENCODE_2GB	(31 << LINUX_HUGETLB_FLAG_ENCODE_SHIFT)
175 #define LINUX_HUGETLB_FLAG_ENCODE_16GB	(34U << LINUX_HUGETLB_FLAG_ENCODE_SHIFT)
176 
177 #endif	/* !_LINUX_FILE_H_ */
178