glibc/sysdeps/unix/bsd/dirstream.h

/* Copyright (C) 1993, 1994, 1995 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., 675 Mass Ave,
Cambridge, MA 02139, USA.  */

#ifndef	_DIRSTREAM_H

#define	_DIRSTREAM_H	1

#define __need_size_t
#include <stddef.h>
#include <gnu/types.h>		/* For __off_t.  */

/* Directory stream type.

   The BSD directory format is the same as `struct dirent', so `readdir'
   returns a pointer into the buffer we read directory data into.  */

struct __dirstream
  {
    int __fd;			/* File descriptor.  */

    char *__data;		/* Directory block.  */
    size_t __allocation;	/* Space allocated for the block.  */
    size_t __offset;		/* Current offset into the block.  */
    size_t __size;		/* Total valid data in the block.  */
    __off_t __pos;		/* Position in directory of this block.  */
  };

#endif	/* dirstream.h */