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

/* Copyright (C) 1992, 1995, 1996, 1997 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public License as
   published by the Free Software Foundation; either version 2 of the
   License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public
   License along with the GNU C Library; see the file COPYING.LIB.  If not,
   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.  */

/*
 * Never include this file directly; use <sys/stat.h> instead.
 */

#ifndef	_BITS_STAT_H
#define	_BITS_STAT_H	1

/* Versions of the `struct stat' data structure.  */
#define _STAT_VER_LINUX_OLD	1
#define _STAT_VER_SVR4		2
#define _STAT_VER_LINUX		3
#define _STAT_VER		_STAT_VER_LINUX	/* The one defined below.  */

/* Versions of the `xmknod' interface.  */
#define _MKNOD_VER_LINUX	1
#define _MKNOD_VER_SVR4		2
#define _MKNOD_VER		_MKNOD_VER_LINUX /* The bits defined below.  */


struct stat
  {
    __dev_t st_dev;			/* Device.  */
    unsigned short int __pad1;
    __ino_t st_ino;			/* File serial number.	*/
    __mode_t st_mode;			/* File mode.  */
    __nlink_t st_nlink;			/* Link count.  */
    __uid_t st_uid;			/* User ID of the file's owner.	*/
    __gid_t st_gid;			/* Group ID of the file's group.*/
    __dev_t st_rdev;			/* Device number, if device.  */
    unsigned short int __pad2;
    __off_t st_size;			/* Size of file, in bytes.  */
    unsigned long int st_blksize;	/* Optimal block size for I/O.  */
#define	_STATBUF_ST_BLKSIZE		/* Tell code we have this member.  */

    unsigned long int st_blocks;	/* Number of 512-byte blocks allocated.  */
    __time_t st_atime;			/* Time of last access.  */
    unsigned long int __unused1;
    __time_t st_mtime;			/* Time of last modification.  */
    unsigned long int __unused2;
    __time_t st_ctime;			/* Time of last status change.  */
    unsigned long int __unused3;
    unsigned long int __unused4;
    unsigned long int __unused5;
  };

/* Encoding of the file mode.  */

#define	__S_IFMT	0170000	/* These bits determine file type.  */

/* File types.  */
#define	__S_IFDIR	0040000	/* Directory.  */
#define	__S_IFCHR	0020000	/* Character device.  */
#define	__S_IFBLK	0060000	/* Block device.  */
#define	__S_IFREG	0100000	/* Regular file.  */
#define	__S_IFIFO	0010000	/* FIFO.  */

/* These don't actually exist on System V, but having them doesn't hurt.  */
#define	__S_IFLNK	0120000	/* Symbolic link.  */
#define	__S_IFSOCK	0140000	/* Socket.  */

/* Protection bits.  */

#define	__S_ISUID	04000	/* Set user ID on execution.  */
#define	__S_ISGID	02000	/* Set group ID on execution.  */
#define	__S_ISVTX	01000	/* Save swapped text after use (sticky).  */
#define	__S_IREAD	0400	/* Read by owner.  */
#define	__S_IWRITE	0200	/* Write by owner.  */
#define	__S_IEXEC	0100	/* Execute by owner.  */

#endif	/* bits/stat.h */