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49 lines
1.6 KiB
C
49 lines
1.6 KiB
C
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/* Copyright (C) 1993, 1994 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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Cambridge, MA 02139, USA. */
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#ifndef _DIRSTREAM_H
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#define _DIRSTREAM_H 1
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#define __need_size_t
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#include <stddef.h>
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#include <gnu/types.h> /* For __off_t. */
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/* Directory stream type.
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The BSD directory format is the same as `struct dirent', so `readdir'
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returns a pointer into the buffer we read directory data into. */
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typedef struct
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{
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int __fd; /* File descriptor. */
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char *__data; /* Directory block. */
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size_t __allocation; /* Space allocated for the block. */
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size_t __offset; /* Current offset into the block. */
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size_t __size; /* Total valid data in the block. */
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__off_t __pos; /* Position in directory of this block. */
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} DIR;
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#ifdef __USE_BSD
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/* Macro to return the file descriptor used for an open directory. */
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#define dirfd(DIR) ((DIR)->__fd)
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#endif
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#endif /* dirstream.h */
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