1*53ee8cc1Swenshuai.xi #ifndef _ASM_GENERIC_FCNTL_H 2*53ee8cc1Swenshuai.xi #define _ASM_GENERIC_FCNTL_H 3*53ee8cc1Swenshuai.xi 4*53ee8cc1Swenshuai.xi #include <linux/types.h> 5*53ee8cc1Swenshuai.xi 6*53ee8cc1Swenshuai.xi /* open/fcntl - O_SYNC is only implemented on blocks devices and on files 7*53ee8cc1Swenshuai.xi located on an ext2 file system */ 8*53ee8cc1Swenshuai.xi #define O_ACCMODE 00000003 9*53ee8cc1Swenshuai.xi #define O_RDONLY 00000000 10*53ee8cc1Swenshuai.xi #define O_WRONLY 00000001 11*53ee8cc1Swenshuai.xi #define O_RDWR 00000002 12*53ee8cc1Swenshuai.xi #ifndef O_CREAT 13*53ee8cc1Swenshuai.xi #define O_CREAT 00000100 /* not fcntl */ 14*53ee8cc1Swenshuai.xi #endif 15*53ee8cc1Swenshuai.xi #ifndef O_EXCL 16*53ee8cc1Swenshuai.xi #define O_EXCL 00000200 /* not fcntl */ 17*53ee8cc1Swenshuai.xi #endif 18*53ee8cc1Swenshuai.xi #ifndef O_NOCTTY 19*53ee8cc1Swenshuai.xi #define O_NOCTTY 00000400 /* not fcntl */ 20*53ee8cc1Swenshuai.xi #endif 21*53ee8cc1Swenshuai.xi #ifndef O_TRUNC 22*53ee8cc1Swenshuai.xi #define O_TRUNC 00001000 /* not fcntl */ 23*53ee8cc1Swenshuai.xi #endif 24*53ee8cc1Swenshuai.xi #ifndef O_APPEND 25*53ee8cc1Swenshuai.xi #define O_APPEND 00002000 26*53ee8cc1Swenshuai.xi #endif 27*53ee8cc1Swenshuai.xi #ifndef O_NONBLOCK 28*53ee8cc1Swenshuai.xi #define O_NONBLOCK 00004000 29*53ee8cc1Swenshuai.xi #endif 30*53ee8cc1Swenshuai.xi #ifndef O_SYNC 31*53ee8cc1Swenshuai.xi #define O_SYNC 00010000 32*53ee8cc1Swenshuai.xi #endif 33*53ee8cc1Swenshuai.xi #ifndef FASYNC 34*53ee8cc1Swenshuai.xi #define FASYNC 00020000 /* fcntl, for BSD compatibility */ 35*53ee8cc1Swenshuai.xi #endif 36*53ee8cc1Swenshuai.xi #ifndef O_DIRECT 37*53ee8cc1Swenshuai.xi #define O_DIRECT 00040000 /* direct disk access hint */ 38*53ee8cc1Swenshuai.xi #endif 39*53ee8cc1Swenshuai.xi #ifndef O_LARGEFILE 40*53ee8cc1Swenshuai.xi #define O_LARGEFILE 00100000 41*53ee8cc1Swenshuai.xi #endif 42*53ee8cc1Swenshuai.xi #ifndef O_DIRECTORY 43*53ee8cc1Swenshuai.xi #define O_DIRECTORY 00200000 /* must be a directory */ 44*53ee8cc1Swenshuai.xi #endif 45*53ee8cc1Swenshuai.xi #ifndef O_NOFOLLOW 46*53ee8cc1Swenshuai.xi #define O_NOFOLLOW 00400000 /* don't follow links */ 47*53ee8cc1Swenshuai.xi #endif 48*53ee8cc1Swenshuai.xi #ifndef O_NOATIME 49*53ee8cc1Swenshuai.xi #define O_NOATIME 01000000 50*53ee8cc1Swenshuai.xi #endif 51*53ee8cc1Swenshuai.xi #ifndef O_CLOEXEC 52*53ee8cc1Swenshuai.xi #define O_CLOEXEC 02000000 /* set close_on_exec */ 53*53ee8cc1Swenshuai.xi #endif 54*53ee8cc1Swenshuai.xi #ifndef O_NDELAY 55*53ee8cc1Swenshuai.xi #define O_NDELAY O_NONBLOCK 56*53ee8cc1Swenshuai.xi #endif 57*53ee8cc1Swenshuai.xi 58*53ee8cc1Swenshuai.xi #define F_DUPFD 0 /* dup */ 59*53ee8cc1Swenshuai.xi #define F_GETFD 1 /* get close_on_exec */ 60*53ee8cc1Swenshuai.xi #define F_SETFD 2 /* set/clear close_on_exec */ 61*53ee8cc1Swenshuai.xi #define F_GETFL 3 /* get file->f_flags */ 62*53ee8cc1Swenshuai.xi #define F_SETFL 4 /* set file->f_flags */ 63*53ee8cc1Swenshuai.xi #ifndef F_GETLK 64*53ee8cc1Swenshuai.xi #define F_GETLK 5 65*53ee8cc1Swenshuai.xi #define F_SETLK 6 66*53ee8cc1Swenshuai.xi #define F_SETLKW 7 67*53ee8cc1Swenshuai.xi #endif 68*53ee8cc1Swenshuai.xi #ifndef F_SETOWN 69*53ee8cc1Swenshuai.xi #define F_SETOWN 8 /* for sockets. */ 70*53ee8cc1Swenshuai.xi #define F_GETOWN 9 /* for sockets. */ 71*53ee8cc1Swenshuai.xi #endif 72*53ee8cc1Swenshuai.xi #ifndef F_SETSIG 73*53ee8cc1Swenshuai.xi #define F_SETSIG 10 /* for sockets. */ 74*53ee8cc1Swenshuai.xi #define F_GETSIG 11 /* for sockets. */ 75*53ee8cc1Swenshuai.xi #endif 76*53ee8cc1Swenshuai.xi 77*53ee8cc1Swenshuai.xi /* for F_[GET|SET]FL */ 78*53ee8cc1Swenshuai.xi #define FD_CLOEXEC 1 /* actually anything with low bit set goes */ 79*53ee8cc1Swenshuai.xi 80*53ee8cc1Swenshuai.xi /* for posix fcntl() and lockf() */ 81*53ee8cc1Swenshuai.xi #ifndef F_RDLCK 82*53ee8cc1Swenshuai.xi #define F_RDLCK 0 83*53ee8cc1Swenshuai.xi #define F_WRLCK 1 84*53ee8cc1Swenshuai.xi #define F_UNLCK 2 85*53ee8cc1Swenshuai.xi #endif 86*53ee8cc1Swenshuai.xi 87*53ee8cc1Swenshuai.xi /* for old implementation of bsd flock () */ 88*53ee8cc1Swenshuai.xi #ifndef F_EXLCK 89*53ee8cc1Swenshuai.xi #define F_EXLCK 4 /* or 3 */ 90*53ee8cc1Swenshuai.xi #define F_SHLCK 8 /* or 4 */ 91*53ee8cc1Swenshuai.xi #endif 92*53ee8cc1Swenshuai.xi 93*53ee8cc1Swenshuai.xi /* for leases */ 94*53ee8cc1Swenshuai.xi #ifndef F_INPROGRESS 95*53ee8cc1Swenshuai.xi #define F_INPROGRESS 16 96*53ee8cc1Swenshuai.xi #endif 97*53ee8cc1Swenshuai.xi 98*53ee8cc1Swenshuai.xi /* operations for bsd flock(), also used by the kernel implementation */ 99*53ee8cc1Swenshuai.xi #define LOCK_SH 1 /* shared lock */ 100*53ee8cc1Swenshuai.xi #define LOCK_EX 2 /* exclusive lock */ 101*53ee8cc1Swenshuai.xi #define LOCK_NB 4 /* or'd with one of the above to prevent 102*53ee8cc1Swenshuai.xi blocking */ 103*53ee8cc1Swenshuai.xi #define LOCK_UN 8 /* remove lock */ 104*53ee8cc1Swenshuai.xi 105*53ee8cc1Swenshuai.xi #define LOCK_MAND 32 /* This is a mandatory flock ... */ 106*53ee8cc1Swenshuai.xi #define LOCK_READ 64 /* which allows concurrent read operations */ 107*53ee8cc1Swenshuai.xi #define LOCK_WRITE 128 /* which allows concurrent write operations */ 108*53ee8cc1Swenshuai.xi #define LOCK_RW 192 /* which allows concurrent read & write ops */ 109*53ee8cc1Swenshuai.xi 110*53ee8cc1Swenshuai.xi #define F_LINUX_SPECIFIC_BASE 1024 111*53ee8cc1Swenshuai.xi 112*53ee8cc1Swenshuai.xi #ifndef HAVE_ARCH_STRUCT_FLOCK 113*53ee8cc1Swenshuai.xi #ifndef __ARCH_FLOCK_PAD 114*53ee8cc1Swenshuai.xi #define __ARCH_FLOCK_PAD 115*53ee8cc1Swenshuai.xi #endif 116*53ee8cc1Swenshuai.xi 117*53ee8cc1Swenshuai.xi struct flock { 118*53ee8cc1Swenshuai.xi short l_type; 119*53ee8cc1Swenshuai.xi short l_whence; 120*53ee8cc1Swenshuai.xi off_t l_start; 121*53ee8cc1Swenshuai.xi off_t l_len; 122*53ee8cc1Swenshuai.xi pid_t l_pid; 123*53ee8cc1Swenshuai.xi __ARCH_FLOCK_PAD 124*53ee8cc1Swenshuai.xi }; 125*53ee8cc1Swenshuai.xi #endif 126*53ee8cc1Swenshuai.xi 127*53ee8cc1Swenshuai.xi #ifndef CONFIG_64BIT 128*53ee8cc1Swenshuai.xi 129*53ee8cc1Swenshuai.xi #ifndef F_GETLK64 130*53ee8cc1Swenshuai.xi #define F_GETLK64 12 /* using 'struct flock64' */ 131*53ee8cc1Swenshuai.xi #define F_SETLK64 13 132*53ee8cc1Swenshuai.xi #define F_SETLKW64 14 133*53ee8cc1Swenshuai.xi #endif 134*53ee8cc1Swenshuai.xi 135*53ee8cc1Swenshuai.xi #ifndef HAVE_ARCH_STRUCT_FLOCK64 136*53ee8cc1Swenshuai.xi #ifndef __ARCH_FLOCK64_PAD 137*53ee8cc1Swenshuai.xi #define __ARCH_FLOCK64_PAD 138*53ee8cc1Swenshuai.xi #endif 139*53ee8cc1Swenshuai.xi 140*53ee8cc1Swenshuai.xi struct flock64 { 141*53ee8cc1Swenshuai.xi short l_type; 142*53ee8cc1Swenshuai.xi short l_whence; 143*53ee8cc1Swenshuai.xi loff_t l_start; 144*53ee8cc1Swenshuai.xi loff_t l_len; 145*53ee8cc1Swenshuai.xi pid_t l_pid; 146*53ee8cc1Swenshuai.xi __ARCH_FLOCK64_PAD 147*53ee8cc1Swenshuai.xi }; 148*53ee8cc1Swenshuai.xi #endif 149*53ee8cc1Swenshuai.xi #endif /* !CONFIG_64BIT */ 150*53ee8cc1Swenshuai.xi 151*53ee8cc1Swenshuai.xi #endif /* _ASM_GENERIC_FCNTL_H */ 152