1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _LINUX_FCNTL_H
3#define _LINUX_FCNTL_H
4
5#include <uapi/linux/fcntl.h>
6
7/* list of all valid flags for the open/openat flags argument: */
8#define VALID_OPEN_FLAGS \
9 (O_RDONLY | O_WRONLY | O_RDWR | O_CREAT | O_EXCL | O_NOCTTY | O_TRUNC | \
10 O_APPEND | O_NDELAY | O_NONBLOCK | O_NDELAY | __O_SYNC | O_DSYNC | \
11 FASYNC | O_DIRECT | O_LARGEFILE | O_DIRECTORY | O_NOFOLLOW | \
12 O_NOATIME | O_CLOEXEC | O_PATH | __O_TMPFILE)
13
14#ifndef force_o_largefile
15#define force_o_largefile() (BITS_PER_LONG != 32)
16#endif
17
18#if BITS_PER_LONG == 32
19#define IS_GETLK32(cmd) ((cmd) == F_GETLK)
20#define IS_SETLK32(cmd) ((cmd) == F_SETLK)
21#define IS_SETLKW32(cmd) ((cmd) == F_SETLKW)
22#define IS_GETLK64(cmd) ((cmd) == F_GETLK64)
23#define IS_SETLK64(cmd) ((cmd) == F_SETLK64)
24#define IS_SETLKW64(cmd) ((cmd) == F_SETLKW64)
25#else
26#define IS_GETLK32(cmd) (0)
27#define IS_SETLK32(cmd) (0)
28#define IS_SETLKW32(cmd) (0)
29#define IS_GETLK64(cmd) ((cmd) == F_GETLK)
30#define IS_SETLK64(cmd) ((cmd) == F_SETLK)
31#define IS_SETLKW64(cmd) ((cmd) == F_SETLKW)
32#endif /* BITS_PER_LONG == 32 */
33
34#define IS_GETLK(cmd) (IS_GETLK32(cmd) || IS_GETLK64(cmd))
35#define IS_SETLK(cmd) (IS_SETLK32(cmd) || IS_SETLK64(cmd))
36#define IS_SETLKW(cmd) (IS_SETLKW32(cmd) || IS_SETLKW64(cmd))
37
38#endif
39