summaryrefslogtreecommitdiff
path: root/Kernel/API/POSIX/fcntl.h
blob: b28cefb678d870995637070f6de1ff7d35f104f1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
/*
 * Copyright (c) 2018-2021, Andreas Kling <kling@serenityos.org>
 *
 * SPDX-License-Identifier: BSD-2-Clause
 */

#pragma once

#include <Kernel/API/POSIX/sys/types.h>

#ifdef __cplusplus
extern "C" {
#endif

#define F_DUPFD 0
#define F_GETFD 1
#define F_SETFD 2
#define F_GETFL 3
#define F_SETFL 4
#define F_ISTTY 5
#define F_GETLK 6
#define F_SETLK 7
#define F_SETLKW 8

#define FD_CLOEXEC 1

#define O_RDONLY (1 << 0)
#define O_WRONLY (1 << 1)
#define O_RDWR (O_RDONLY | O_WRONLY)
#define O_ACCMODE (O_RDONLY | O_WRONLY)
#define O_EXEC (1 << 2)
#define O_CREAT (1 << 3)
#define O_EXCL (1 << 4)
#define O_NOCTTY (1 << 5)
#define O_TRUNC (1 << 6)
#define O_APPEND (1 << 7)
#define O_NONBLOCK (1 << 8)
#define O_DIRECTORY (1 << 9)
#define O_NOFOLLOW (1 << 10)
#define O_CLOEXEC (1 << 11)
#define O_DIRECT (1 << 12)

#define F_RDLCK ((short)0)
#define F_WRLCK ((short)1)
#define F_UNLCK ((short)2)

#define AT_FDCWD -100
#define AT_SYMLINK_NOFOLLOW 0x100

struct flock {
    short l_type;
    short l_whence;
    off_t l_start;
    off_t l_len;
    pid_t l_pid;
};

#ifdef __cplusplus
}
#endif