include/asm-ppc64/fcntl.h

   1 #ifndef _PPC64_FCNTL_H
   2 #define _PPC64_FCNTL_H
   3
   4 /*
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License
   7  * as published by the Free Software Foundation; either version
   8  * 2 of the License, or (at your option) any later version.
   9  */
  10
  11 /* open/fcntl - O_SYNC is only implemented on blocks devices and on files
  12    located on an ext2 file system */
  13 #define O_ACCMODE          0003
  14 #define O_RDONLY             00
  15 #define O_WRONLY             01
  16 #define O_RDWR               02
  17 #define O_CREAT            0100 /* not fcntl */
  18 #define O_EXCL             0200 /* not fcntl */
  19 #define O_NOCTTY           0400 /* not fcntl */
  20 #define O_TRUNC           01000 /* not fcntl */
  21 #define O_APPEND          02000
  22 #define O_NONBLOCK        04000
  23 #define O_NDELAY        O_NONBLOCK
  24 #define O_SYNC           010000
  25 #define FASYNC           020000 /* fcntl, for BSD compatibility */
  26 #define O_DIRECTORY      040000 /* must be a directory */
  27 #define O_NOFOLLOW      0100000 /* don't follow links */
  28 #define O_LARGEFILE     0200000
  29 #define O_DIRECT        0400000 /* direct disk access hint */
  30 #define O_NOATIME       01000000
  31
  32 #define F_DUPFD         0       /* dup */
  33 #define F_GETFD         1       /* get close_on_exec */
  34 #define F_SETFD         2       /* set/clear close_on_exec */
  35 #define F_GETFL         3       /* get file->f_flags */
  36 #define F_SETFL         4       /* set file->f_flags */
  37 #define F_GETLK         5
  38 #define F_SETLK         6
  39 #define F_SETLKW        7
  40
  41 #define F_SETOWN        8       /*  for sockets. */
  42 #define F_GETOWN        9       /*  for sockets. */
  43 #define F_SETSIG        10      /*  for sockets. */
  44 #define F_GETSIG        11      /*  for sockets. */
  45
  46 /* for F_[GET|SET]FL */
  47 #define FD_CLOEXEC      1       /* actually anything with low bit set goes */
  48
  49 /* for posix fcntl() and lockf() */
  50 #define F_RDLCK         0
  51 #define F_WRLCK         1
  52 #define F_UNLCK         2
  53
  54 /* for old implementation of bsd flock () */
  55 #define F_EXLCK         4       /* or 3 */
  56 #define F_SHLCK         8       /* or 4 */
  57
  58 /* for leases */
  59 #define F_INPROGRESS    16
  60
  61 /* operations for bsd flock(), also used by the kernel implementation */
  62 #define LOCK_SH         1       /* shared lock */
  63 #define LOCK_EX         2       /* exclusive lock */
  64 #define LOCK_NB         4       /* or'd with one of the above to prevent
  65                                    blocking */
  66 #define LOCK_UN         8       /* remove lock */
  67
  68 #define LOCK_MAND       32      /* This is a mandatory flock */
  69 #define LOCK_READ       64      /* ... Which allows concurrent read operations */
  70 #define LOCK_WRITE      128     /* ... Which allows concurrent write operations */
  71 #define LOCK_RW         192     /* ... Which allows concurrent read & write ops */
  72
  73 #ifdef __KERNEL__
  74 #define F_POSIX         1
  75 #define F_FLOCK         2
  76 #define F_BROKEN        4       /* broken flock() emulation */
  77 #endif /* __KERNEL__ */
  78
  79 struct flock {
  80         short l_type;
  81         short l_whence;
  82         off_t l_start;
  83         off_t l_len;
  84         pid_t l_pid;
  85 };
  86
  87 #define F_LINUX_SPECIFIC_BASE   1024
  88
  89 #endif /* _PPC64_FCNTL_H */