projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 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 | |
| f23513e8 UD |
51 | #ifndef O_CLOEXEC |
| 52 | #define O_CLOEXEC 02000000 /* set close_on_exec */ | |
| 53 | #endif | |
| e64ca97f SR |
54 | #ifndef O_NDELAY |
| 55 | #define O_NDELAY O_NONBLOCK | |
| 56 | #endif | |
| 9317259e SR |
57 | |
| 58 | #define F_DUPFD 0 /* dup */ | |
| 59 | #define F_GETFD 1 /* get close_on_exec */ | |
| 60 | #define F_SETFD 2 /* set/clear close_on_exec */ | |
| 61 | #define F_GETFL 3 /* get file->f_flags */ | |
| 62 | #define F_SETFL 4 /* set file->f_flags */ | |
| 1abf62af SR |
63 | #ifndef F_GETLK |
| 64 | #define F_GETLK 5 | |
| 65 | #define F_SETLK 6 | |
| 66 | #define F_SETLKW 7 | |
| 67 | #endif | |
| 68 | #ifndef F_SETOWN | |
| 69 | #define F_SETOWN 8 /* for sockets. */ | |
| 70 | #define F_GETOWN 9 /* for sockets. */ | |
| 71 | #endif | |
| 72 | #ifndef F_SETSIG | |
| 73 | #define F_SETSIG 10 /* for sockets. */ | |
| 74 | #define F_GETSIG 11 /* for sockets. */ | |
| 75 | #endif | |
| 9317259e SR |
76 | |
| 77 | /* for F_[GET|SET]FL */ | |
| 78 | #define FD_CLOEXEC 1 /* actually anything with low bit set goes */ | |
| 79 | ||
| 1abf62af SR |
80 | /* for posix fcntl() and lockf() */ |
| 81 | #ifndef F_RDLCK | |
| 82 | #define F_RDLCK 0 | |
| 83 | #define F_WRLCK 1 | |
| 84 | #define F_UNLCK 2 | |
| 85 | #endif | |
| 86 | ||
| 87 | /* for old implementation of bsd flock () */ | |
| 88 | #ifndef F_EXLCK | |
| 89 | #define F_EXLCK 4 /* or 3 */ | |
| 90 | #define F_SHLCK 8 /* or 4 */ | |
| 91 | #endif | |
| 92 | ||
| 93 | /* for leases */ | |
| 94 | #ifndef F_INPROGRESS | |
| 95 | #define F_INPROGRESS 16 | |
| 96 | #endif | |
| 97 | ||
| 9317259e SR |
98 | /* operations for bsd flock(), also used by the kernel implementation */ |
| 99 | #define LOCK_SH 1 /* shared lock */ | |
| 100 | #define LOCK_EX 2 /* exclusive lock */ | |
| 101 | #define LOCK_NB 4 /* or'd with one of the above to prevent | |
| 102 | blocking */ | |
| 103 | #define LOCK_UN 8 /* remove lock */ | |
| 104 | ||
| 105 | #define LOCK_MAND 32 /* This is a mandatory flock ... */ | |
| 106 | #define LOCK_READ 64 /* which allows concurrent read operations */ | |
| 107 | #define LOCK_WRITE 128 /* which allows concurrent write operations */ | |
| 108 | #define LOCK_RW 192 /* which allows concurrent read & write ops */ | |
| 109 | ||
| 110 | #define F_LINUX_SPECIFIC_BASE 1024 | |
| 111 | ||
| 5ac353f9 SR |
112 | #ifndef HAVE_ARCH_STRUCT_FLOCK |
| 113 | #ifndef __ARCH_FLOCK_PAD | |
| 114 | #define __ARCH_FLOCK_PAD | |
| 115 | #endif | |
| 116 | ||
| 117 | struct flock { | |
| 118 | short l_type; | |
| 119 | short l_whence; | |
| 85efde6f AB |
120 | __kernel_off_t l_start; |
| 121 | __kernel_off_t l_len; | |
| 122 | __kernel_pid_t l_pid; | |
| 5ac353f9 SR |
123 | __ARCH_FLOCK_PAD |
| 124 | }; | |
| 125 | #endif | |
| 126 | ||
| 8d286aa5 SR |
127 | #ifndef CONFIG_64BIT |
| 128 | ||
| 129 | #ifndef F_GETLK64 | |
| 130 | #define F_GETLK64 12 /* using 'struct flock64' */ | |
| 131 | #define F_SETLK64 13 | |
| 132 | #define F_SETLKW64 14 | |
| 133 | #endif | |
| 134 | ||
| 135 | #ifndef HAVE_ARCH_STRUCT_FLOCK64 | |
| 136 | #ifndef __ARCH_FLOCK64_PAD | |
| 137 | #define __ARCH_FLOCK64_PAD | |
| 138 | #endif | |
| 139 | ||
| 140 | struct flock64 { | |
| 141 | short l_type; | |
| 142 | short l_whence; | |
| 85efde6f AB |
143 | __kernel_loff_t l_start; |
| 144 | __kernel_loff_t l_len; | |
| 145 | __kernel_pid_t l_pid; | |
| 8d286aa5 SR |
146 | __ARCH_FLOCK64_PAD |
| 147 | }; | |
| 148 | #endif | |
| 149 | #endif /* !CONFIG_64BIT */ | |
| 150 | ||
| 9317259e | 151 | #endif /* _ASM_GENERIC_FCNTL_H */ |