bits/stat.h

   1 /* Copyright (C) 1992, 1996, 1997, 2000 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 #ifndef _SYS_STAT_H
  19 # error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
  20 #endif
  21
  22 /* This structure needs to be defined in accordance with the
  23    implementation of __stat, __fstat, and __lstat.  */
  24
  25 #include <bits/types.h>
  26
  27 /* Structure describing file characteristics.  */
  28 struct stat
  29   {
  30     /* These are the members that POSIX.1 requires.  */
  31
  32     __mode_t st_mode;           /* File mode.  */
  33 #ifndef __USE_FILE_OFFSET64
  34     __ino_t st_ino;             /* File serial number.  */
  35 #else
  36     __ino64_t st_ino;           /* File serial number.  */
  37 #endif
  38     __dev_t st_dev;             /* Device containing the file.  */
  39     __nlink_t st_nlink;         /* Link count.  */
  40
  41     __uid_t st_uid;             /* User ID of the file's owner.  */
  42     __gid_t st_gid;             /* Group ID of the file's group.  */
  43 #ifndef __USE_FILE_OFFSET64
  44     __off_t st_size;            /* Size of file, in bytes.  */
  45 #else
  46     __off64_t st_size;          /* Size of file, in bytes.  */
  47 #endif
  48
  49     __time_t st_atime;          /* Time of last access.  */
  50     __time_t st_mtime;          /* Time of last modification.  */
  51     __time_t st_ctime;          /* Time of last status change.  */
  52
  53     /* This should be defined if there is a `st_blksize' member.  */
  54 #undef  _STATBUF_ST_BLKSIZE
  55   };
  56
  57 /* Encoding of the file mode.  These are the standard Unix values,
  58    but POSIX.1 does not specify what values should be used.  */
  59
  60 #define __S_IFMT        0170000 /* These bits determine file type.  */
  61
  62 /* File types.  */
  63 #define __S_IFDIR       0040000 /* Directory.  */
  64 #define __S_IFCHR       0020000 /* Character device.  */
  65 #define __S_IFBLK       0060000 /* Block device.  */
  66 #define __S_IFREG       0100000 /* Regular file.  */
  67 #define __S_IFIFO       0010000 /* FIFO.  */
  68
  69 /* POSIX.1b objects.  */
  70 #define __S_TYPEISMQ(buf) 0
  71 #define __S_TYPEISSEM(buf) 0
  72 #define __S_TYPEISSHM(buf) 0
  73
  74 /* Protection bits.  */
  75
  76 #define __S_ISUID       04000   /* Set user ID on execution.  */
  77 #define __S_ISGID       02000   /* Set group ID on execution.  */
  78 #define __S_IREAD       0400    /* Read by owner.  */
  79 #define __S_IWRITE      0200    /* Write by owner.  */
  80 #define __S_IEXEC       0100    /* Execute by owner.  */
  81
  82 #ifdef __USE_LARGEFILE64
  83 struct stat64
  84   {
  85     __mode_t st_mode;           /* File mode.  */
  86     __ino64_t st_ino;           /* File serial number.  */
  87     __dev_t st_dev;             /* Device.  */
  88     __nlink_t st_nlink;         /* Link count.  */
  89
  90     __uid_t st_uid;             /* User ID of the file's owner. */
  91     __gid_t st_gid;             /* Group ID of the file's group.*/
  92     __off64_t st_size;          /* Size of file, in bytes.  */
  93
  94     __time_t st_atime;          /* Time of last access.  */
  95     __time_t st_mtime;          /* Time of last modification.  */
  96     __time_t st_ctime;          /* Time of last status change.  */
  97   };
  98 #endif