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9317259e SR |
1 | #ifndef _ASM_GENERIC_FCNTL_H |
2 | #define _ASM_GENERIC_FCNTL_H | |
3 | ||
5ac353f9 SR |
4 | #include <linux/types.h> |
5 | ||
e64ca97f SR |
6 | /* open/fcntl - O_SYNC is only implemented on blocks devices and on files |
7 | located on an ext2 file system */ | |
8 | #define O_ACCMODE 00000003 | |
9 | #define O_RDONLY 00000000 | |
10 | #define O_WRONLY 00000001 | |
11 | #define O_RDWR 00000002 | |
12 | #ifndef O_CREAT | |
13 | #define O_CREAT 00000100 /* not fcntl */ | |
14 | #endif | |
15 | #ifndef O_EXCL | |
16 | #define O_EXCL 00000200 /* not fcntl */ | |
17 | #endif | |
18 | #ifndef O_NOCTTY | |
19 | #define O_NOCTTY 00000400 /* not fcntl */ | |
20 | #endif | |
21 | #ifndef O_TRUNC | |
22 | #define O_TRUNC 00001000 /* not fcntl */ | |
23 | #endif | |
24 | #ifndef O_APPEND | |
25 | #define O_APPEND 00002000 | |
26 | #endif | |
27 | #ifndef O_NONBLOCK | |
28 | #define O_NONBLOCK 00004000 | |
29 | #endif | |
30 | #ifndef O_SYNC | |
31 | #define O_SYNC 00010000 | |
32 | #endif | |
33 | #ifndef FASYNC | |
34 | #define FASYNC 00020000 /* fcntl, for BSD compatibility */ | |
35 | #endif | |
36 | #ifndef O_DIRECT | |
37 | #define O_DIRECT 00040000 /* direct disk access hint */ | |
38 | #endif | |
39 | #ifndef O_LARGEFILE | |
40 | #define O_LARGEFILE 00100000 | |
41 | #endif | |
42 | #ifndef O_DIRECTORY | |
43 | #define O_DIRECTORY 00200000 /* must be a directory */ | |
44 | #endif | |
45 | #ifndef O_NOFOLLOW | |
46 | #define O_NOFOLLOW 00400000 /* don't follow links */ | |
47 | #endif | |
48 | #ifndef O_NOATIME | |
49 | #define O_NOATIME 01000000 | |
50 | #endif | |
51 | #ifndef O_NDELAY | |
52 | #define O_NDELAY O_NONBLOCK | |
53 | #endif | |
9317259e SR |
54 | |
55 | #define F_DUPFD 0 /* dup */ | |
56 | #define F_GETFD 1 /* get close_on_exec */ | |
57 | #define F_SETFD 2 /* set/clear close_on_exec */ | |
58 | #define F_GETFL 3 /* get file->f_flags */ | |
59 | #define F_SETFL 4 /* set file->f_flags */ | |
1abf62af SR |
60 | #ifndef F_GETLK |
61 | #define F_GETLK 5 | |
62 | #define F_SETLK 6 | |
63 | #define F_SETLKW 7 | |
64 | #endif | |
65 | #ifndef F_SETOWN | |
66 | #define F_SETOWN 8 /* for sockets. */ | |
67 | #define F_GETOWN 9 /* for sockets. */ | |
68 | #endif | |
69 | #ifndef F_SETSIG | |
70 | #define F_SETSIG 10 /* for sockets. */ | |
71 | #define F_GETSIG 11 /* for sockets. */ | |
72 | #endif | |
9317259e SR |
73 | |
74 | /* for F_[GET|SET]FL */ | |
75 | #define FD_CLOEXEC 1 /* actually anything with low bit set goes */ | |
76 | ||
1abf62af SR |
77 | /* for posix fcntl() and lockf() */ |
78 | #ifndef F_RDLCK | |
79 | #define F_RDLCK 0 | |
80 | #define F_WRLCK 1 | |
81 | #define F_UNLCK 2 | |
82 | #endif | |
83 | ||
84 | /* for old implementation of bsd flock () */ | |
85 | #ifndef F_EXLCK | |
86 | #define F_EXLCK 4 /* or 3 */ | |
87 | #define F_SHLCK 8 /* or 4 */ | |
88 | #endif | |
89 | ||
90 | /* for leases */ | |
91 | #ifndef F_INPROGRESS | |
92 | #define F_INPROGRESS 16 | |
93 | #endif | |
94 | ||
9317259e SR |
95 | /* operations for bsd flock(), also used by the kernel implementation */ |
96 | #define LOCK_SH 1 /* shared lock */ | |
97 | #define LOCK_EX 2 /* exclusive lock */ | |
98 | #define LOCK_NB 4 /* or'd with one of the above to prevent | |
99 | blocking */ | |
100 | #define LOCK_UN 8 /* remove lock */ | |
101 | ||
102 | #define LOCK_MAND 32 /* This is a mandatory flock ... */ | |
103 | #define LOCK_READ 64 /* which allows concurrent read operations */ | |
104 | #define LOCK_WRITE 128 /* which allows concurrent write operations */ | |
105 | #define LOCK_RW 192 /* which allows concurrent read & write ops */ | |
106 | ||
107 | #define F_LINUX_SPECIFIC_BASE 1024 | |
108 | ||
5ac353f9 SR |
109 | #ifndef HAVE_ARCH_STRUCT_FLOCK |
110 | #ifndef __ARCH_FLOCK_PAD | |
111 | #define __ARCH_FLOCK_PAD | |
112 | #endif | |
113 | ||
114 | struct flock { | |
115 | short l_type; | |
116 | short l_whence; | |
117 | off_t l_start; | |
118 | off_t l_len; | |
119 | pid_t l_pid; | |
120 | __ARCH_FLOCK_PAD | |
121 | }; | |
122 | #endif | |
123 | ||
9317259e | 124 | #endif /* _ASM_GENERIC_FCNTL_H */ |