sysdeps/unix/sysv/linux/bits/stat.h

   1 /* Copyright (C) 1992, 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Library General Public License as
   6    published by the Free Software Foundation; either version 2 of the
   7    License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Library General Public License for more details.
  13
  14    You should have received a copy of the GNU Library General Public
  15    License along with the GNU C Library; see the file COPYING.LIB.  If not,
  16    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  17    Boston, MA 02111-1307, USA.  */
  18
  19 #ifndef _SYS_STAT_H
  20 # error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
  21 #endif
  22
  23 /* Versions of the `struct stat' data structure.  */
  24 #define _STAT_VER_LINUX_OLD     1
  25 #define _STAT_VER_KERNEL        1
  26 #define _STAT_VER_SVR4          2
  27 #define _STAT_VER_LINUX         3
  28 #define _STAT_VER               _STAT_VER_LINUX /* The one defined below.  */
  29
  30 /* Versions of the `xmknod' interface.  */
  31 #define _MKNOD_VER_LINUX        1
  32 #define _MKNOD_VER_SVR4         2
  33 #define _MKNOD_VER              _MKNOD_VER_LINUX /* The bits defined below.  */
  34
  35
  36 struct stat
  37   {
  38     __dev_t st_dev;                     /* Device.  */
  39     unsigned short int __pad1;
  40 #ifndef __USE_FILE_OFFSET64
  41     __ino_t st_ino;                     /* File serial number.  */
  42 #else
  43     __ino64_t st_ino;                   /* File serial number.  */
  44 #endif
  45     __mode_t st_mode;                   /* File mode.  */
  46     __nlink_t st_nlink;                 /* Link count.  */
  47     __uid_t st_uid;                     /* User ID of the file's owner. */
  48     __gid_t st_gid;                     /* Group ID of the file's group.*/
  49     __dev_t st_rdev;                    /* Device number, if device.  */
  50     unsigned short int __pad2;
  51 #ifndef __USE_FILE_OFFSET64
  52     __off_t st_size;                    /* Size of file, in bytes.  */
  53 #else
  54     __off64_t st_size;                  /* Size of file, in bytes.  */
  55 #endif
  56     unsigned long int st_blksize;       /* Optimal block size for I/O.  */
  57
  58 #ifndef __USE_FILE_OFFSET64
  59     __blkcnt_t st_blocks;               /* Number 512-byte blocks allocated. */
  60 #else
  61     __blkcnt64_t st_blocks;             /* Number 512-byte blocks allocated. */
  62 #endif
  63     __time_t st_atime;                  /* Time of last access.  */
  64     unsigned long int __unused1;
  65     __time_t st_mtime;                  /* Time of last modification.  */
  66     unsigned long int __unused2;
  67     __time_t st_ctime;                  /* Time of last status change.  */
  68     unsigned long int __unused3;
  69     unsigned long int __unused4;
  70     unsigned long int __unused5;
  71   };
  72
  73 #ifdef __USE_LARGEFILE64
  74 struct stat64
  75   {
  76     __dev_t st_dev;                     /* Device.  */
  77     unsigned short int __pad1;
  78
  79     __ino64_t st_ino;                   /* File serial number.  */
  80     __mode_t st_mode;                   /* File mode.  */
  81     __nlink_t st_nlink;                 /* Link count.  */
  82     __uid_t st_uid;                     /* User ID of the file's owner. */
  83     __gid_t st_gid;                     /* Group ID of the file's group.*/
  84     __dev_t st_rdev;                    /* Device number, if device.  */
  85     unsigned short int __pad2;
  86     __off64_t st_size;                  /* Size of file, in bytes.  */
  87     unsigned long int st_blksize;       /* Optimal block size for I/O.  */
  88
  89     __blkcnt64_t st_blocks;             /* Number 512-byte blocks allocated. */
  90     __time_t st_atime;                  /* Time of last access.  */
  91     unsigned long int __unused1;
  92     __time_t st_mtime;                  /* Time of last modification.  */
  93     unsigned long int __unused2;
  94     __time_t st_ctime;                  /* Time of last status change.  */
  95     unsigned long int __unused3;
  96     unsigned long int __unused4;
  97     unsigned long int __unused5;
  98   };
  99 #endif
 100
 101 /* Tell code we have these members.  */
 102 #define _STATBUF_ST_BLKSIZE
 103 #define _STATBUF_ST_RDEV
 104
 105 /* Encoding of the file mode.  */
 106
 107 #define __S_IFMT        0170000 /* These bits determine file type.  */
 108
 109 /* File types.  */
 110 #define __S_IFDIR       0040000 /* Directory.  */
 111 #define __S_IFCHR       0020000 /* Character device.  */
 112 #define __S_IFBLK       0060000 /* Block device.  */
 113 #define __S_IFREG       0100000 /* Regular file.  */
 114 #define __S_IFIFO       0010000 /* FIFO.  */
 115
 116 /* These don't actually exist on System V, but having them doesn't hurt.  */
 117 #define __S_IFLNK       0120000 /* Symbolic link.  */
 118 #define __S_IFSOCK      0140000 /* Socket.  */
 119
 120 /* Protection bits.  */
 121
 122 #define __S_ISUID       04000   /* Set user ID on execution.  */
 123 #define __S_ISGID       02000   /* Set group ID on execution.  */
 124 #define __S_ISVTX       01000   /* Save swapped text after use (sticky).  */
 125 #define __S_IREAD       0400    /* Read by owner.  */
 126 #define __S_IWRITE      0200    /* Write by owner.  */
 127 #define __S_IEXEC       0100    /* Execute by owner.  */