LXR linux-old/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
  31#define F_DUPFD         0       /* dup */
  32#define F_GETFD         1       /* get close_on_exec */
  33#define F_SETFD         2       /* set/clear close_on_exec */
  34#define F_GETFL         3       /* get file->f_flags */
  35#define F_SETFL         4       /* set file->f_flags */
  36#define F_GETLK         5
  37#define F_SETLK         6
  38#define F_SETLKW        7
  39
  40#define F_SETOWN        8       /*  for sockets. */
  41#define F_GETOWN        9       /*  for sockets. */
  42#define F_SETSIG        10      /*  for sockets. */
  43#define F_GETSIG        11      /*  for sockets. */
  44
  45#define F_GETLK64       12      /*  using 'struct flock64' */
  46#define F_SETLK64       13
  47#define F_SETLKW64      14
  48
  49/* for F_[GET|SET]FL */
  50#define FD_CLOEXEC      1       /* actually anything with low bit set goes */
  51
  52/* for posix fcntl() and lockf() */
  53#define F_RDLCK         0
  54#define F_WRLCK         1
  55#define F_UNLCK         2
  56
  57/* for old implementation of bsd flock () */
  58#define F_EXLCK         4       /* or 3 */
  59#define F_SHLCK         8       /* or 4 */
  60
  61/* for leases */
  62#define F_INPROGRESS    16
  63
  64/* operations for bsd flock(), also used by the kernel implementation */
  65#define LOCK_SH         1       /* shared lock */
  66#define LOCK_EX         2       /* exclusive lock */
  67#define LOCK_NB         4       /* or'd with one of the above to prevent
  68                                   blocking */
  69#define LOCK_UN         8       /* remove lock */
  70
  71#define LOCK_MAND       32      /* This is a mandatory flock */
  72#define LOCK_READ       64      /* ... Which allows concurrent read operations */
  73#define LOCK_WRITE      128     /* ... Which allows concurrent write operations */
  74#define LOCK_RW         192     /* ... Which allows concurrent read & write ops */
  75
  76#ifdef __KERNEL__
  77#define F_POSIX         1
  78#define F_FLOCK         2
  79#define F_BROKEN        4       /* broken flock() emulation */
  80#endif /* __KERNEL__ */
  81
  82struct flock {
  83        short l_type;
  84        short l_whence;
  85        off_t l_start;
  86        off_t l_len;
  87        pid_t l_pid;
  88};
  89
  90struct flock64 {
  91        short  l_type;
  92        short  l_whence;
  93        loff_t l_start;
  94        loff_t l_len;
  95        pid_t  l_pid;
  96};
  97
  98#define F_LINUX_SPECIFIC_BASE   1024
  99#endif /* _PPC64_FCNTL_H */
 100