bits/stat.h

   1 /* Copyright (C) 1992-2017 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 Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the 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    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, see
  16    <http://www.gnu.org/licenses/>.  */
  17
  18 #if !defined _SYS_STAT_H && !defined _FCNTL_H
  19 # error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
  20 #endif
  21
  22 #ifndef _BITS_STAT_H
  23 #define _BITS_STAT_H    1
  24
  25 /* This structure needs to be defined in accordance with the
  26    implementation of __stat, __fstat, and __lstat.  */
  27
  28 #include <bits/types.h>
  29
  30 /* Structure describing file characteristics.  */
  31 struct stat
  32   {
  33     /* These are the members that POSIX.1 requires.  */
  34
  35     __mode_t st_mode;           /* File mode.  */
  36 #ifndef __USE_FILE_OFFSET64
  37     __ino_t st_ino;             /* File serial number.  */
  38 #else
  39     __ino64_t st_ino;           /* File serial number.  */
  40 #endif
  41     __dev_t st_dev;             /* Device containing the file.  */
  42     __nlink_t st_nlink;         /* Link count.  */
  43
  44     __uid_t st_uid;             /* User ID of the file's owner.  */
  45     __gid_t st_gid;             /* Group ID of the file's group.  */
  46 #ifndef __USE_FILE_OFFSET64
  47     __off_t st_size;            /* Size of file, in bytes.  */
  48 #else
  49     __off64_t st_size;          /* Size of file, in bytes.  */
  50 #endif
  51
  52     __time_t st_atime;          /* Time of last access.  */
  53     __time_t st_mtime;          /* Time of last modification.  */
  54     __time_t st_ctime;          /* Time of last status change.  */
  55
  56     /* This should be defined if there is a `st_blksize' member.  */
  57 #undef  _STATBUF_ST_BLKSIZE
  58   };
  59
  60 /* Encoding of the file mode.  These are the standard Unix values,
  61    but POSIX.1 does not specify what values should be used.  */
  62
  63 #define __S_IFMT        0170000 /* These bits determine file type.  */
  64
  65 /* File types.  */
  66 #define __S_IFDIR       0040000 /* Directory.  */
  67 #define __S_IFCHR       0020000 /* Character device.  */
  68 #define __S_IFBLK       0060000 /* Block device.  */
  69 #define __S_IFREG       0100000 /* Regular file.  */
  70 #define __S_IFIFO       0010000 /* FIFO.  */
  71
  72 /* POSIX.1b objects.  */
  73 #define __S_TYPEISMQ(buf) 0
  74 #define __S_TYPEISSEM(buf) 0
  75 #define __S_TYPEISSHM(buf) 0
  76
  77 /* Protection bits.  */
  78
  79 #define __S_ISUID       04000   /* Set user ID on execution.  */
  80 #define __S_ISGID       02000   /* Set group ID on execution.  */
  81 #define __S_IREAD       0400    /* Read by owner.  */
  82 #define __S_IWRITE      0200    /* Write by owner.  */
  83 #define __S_IEXEC       0100    /* Execute by owner.  */
  84
  85 #ifdef __USE_LARGEFILE64
  86 struct stat64
  87   {
  88     __mode_t st_mode;           /* File mode.  */
  89     __ino64_t st_ino;           /* File serial number.  */
  90     __dev_t st_dev;             /* Device.  */
  91     __nlink_t st_nlink;         /* Link count.  */
  92
  93     __uid_t st_uid;             /* User ID of the file's owner. */
  94     __gid_t st_gid;             /* Group ID of the file's group.*/
  95     __off64_t st_size;          /* Size of file, in bytes.  */
  96
  97     __time_t st_atime;          /* Time of last access.  */
  98     __time_t st_mtime;          /* Time of last modification.  */
  99     __time_t st_ctime;          /* Time of last status change.  */
 100   };
 101 #endif
 102
 103 #endif  /* bits/stat.h */