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/* Copyright (C) 1993, 1995, 1996 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
#include <sys/types.h>
#include <libc-lock.h>
/* Directory stream type.
The miscellaneous Unix `readdir' implementations read directory data
into a buffer and return `struct dirent *' pointers into it. */
struct __dirstream
{
int fd; /* File descriptor. */
char *data; /* Directory block. */
size_t allocation; /* Space allocated for the block. */
size_t size; /* Total valid data in the block. */
size_t offset; /* Current offset into the block. */
off_t filepos; /* Position of next entry to read. */
__libc_lock_define (, lock) /* Mutex lock for this structure. */
};
#define _DIR_dirfd(dirp) ((dirp)->fd)
#endif /* dirstream.h */
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