sysdeps/unix/sysv/sysv4/i386/bits/stat.h

   1 /* Copyright (C) 1993, 1996, 1997 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Brendan Kehoe (brendan@zen.org).
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Library General Public License as
   7    published by the Free Software Foundation; either version 2 of the
   8    License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Library General Public License for more details.
  14
  15    You should have received a copy of the GNU Library General Public
  16    License along with the GNU C Library; see the file COPYING.LIB.  If not,
  17    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  18    Boston, MA 02111-1307, USA.  */
  19
  20 /*
  21  * Never include this file directly; use <sys/stat.h> instead.
  22  */
  23
  24 #ifndef _BITS_STAT_H
  25 #define _BITS_STAT_H    1
  26
  27 #include <bits/types.h>
  28
  29 /* Versions of the `struct stat' data structure and
  30    the bits of the `xmknod' interface.  */
  31 #define _STAT_VER       2
  32 #define _MKNOD_VER      2
  33
  34 /* Structure describing file characteristics.  */
  35 struct stat
  36   {
  37     unsigned long st_dev;       /* Device.  */
  38     long st_filler1[3];
  39     unsigned long st_ino;               /* File serial number.          */
  40     unsigned long st_mode;      /* File mode.  */
  41     unsigned long st_nlink;     /* Link count.  */
  42     long st_uid;                /* User ID of the file's owner. */
  43     long st_gid;                /* Group ID of the file's group.*/
  44     unsigned long st_rdev;      /* Device number, if device.  */
  45     long st_filler2[2];
  46
  47     long st_size;               /* Size of file, in bytes.  */
  48     /* SVR4 added this extra long to allow for expansion of off_t.  */
  49     long st_filler3;
  50
  51     long st_atime;              /* Time of last access.  */
  52     unsigned long st_atime_usec;
  53     long st_mtime;              /* Time of last modification.  */
  54     unsigned long st_mtime_usec;
  55     long st_ctime;              /* Time of last status change.  */
  56     unsigned long st_ctime_usec;
  57
  58     long st_blksize;            /* Optimal block size for I/O.  */
  59 #define _STATBUF_ST_BLKSIZE     /* Tell code we have this member.  */
  60
  61     __blkcnt_t st_blocks;       /* Number of 512-byte blocks allocated.  */
  62     char st_fstype[16];         /* The type of this filesystem.  */
  63     int st_aclcnt;
  64     unsigned long st_level;
  65     unsigned long st_flags;
  66     unsigned long st_cmwlevel;
  67     long st_filler4[4];
  68   };
  69
  70 /* Encoding of the file mode.  */
  71
  72 #define __S_IFMT        0170000 /* These bits determine file type.  */
  73
  74 /* File types.  */
  75 #define __S_IFDIR       0040000 /* Directory.  */
  76 #define __S_IFCHR       0020000 /* Character device.  */
  77 #define __S_IFBLK       0060000 /* Block device.  */
  78 #define __S_IFREG       0100000 /* Regular file.  */
  79 #define __S_IFIFO       0010000 /* FIFO.  */
  80
  81 /* These don't actually exist on System V, but having them doesn't hurt.  */
  82 #define __S_IFLNK       0120000 /* Symbolic link.  */
  83 #define __S_IFSOCK      0140000 /* Socket.  */
  84
  85 /* Protection bits.  */
  86
  87 #define __S_ISUID       04000   /* Set user ID on execution.  */
  88 #define __S_ISGID       02000   /* Set group ID on execution.  */
  89 #define __S_ISVTX       01000   /* Save swapped text after use (sticky).  */
  90 #define __S_IREAD       0400    /* Read by owner.  */
  91 #define __S_IWRITE      0200    /* Write by owner.  */
  92 #define __S_IEXEC       0100    /* Execute by owner.  */
  93
  94 #endif  /* bits/stat.h */