rockbox/firmware/include/dir.h

/***************************************************************************
 *             __________               __   ___.
 *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
 *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
 *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
 *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
 *                     \/            \/     \/    \/            \/
 * $Id$
 *
 * Copyright (C) 2007 by Kévin Ferrare
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
 * KIND, either express or implied.
 *
 ****************************************************************************/

#ifndef _DIR_H_
#define _DIR_H_

#include "config.h"

#ifdef HAVE_MULTIVOLUME

/* how to name volumes, first char must be outside of legal file names,
   a number gets appended to enumerate, if applicable */
#if (CONFIG_STORAGE & STORAGE_MMC)
#define VOL_NAMES "<MMC%d>"
#define VOL_ENUM_POS 4 /* position of %d, to avoid runtime calculation */
#elif (CONFIG_STORAGE & STORAGE_SD)
#define VOL_NAMES "<microSD%d>"
#define VOL_ENUM_POS 8 /* position of %d, to avoid runtime calculation */
#else
#define VOL_NAMES "<HD%d>"
#define VOL_ENUM_POS 3
#endif

#endif

#define ATTR_READ_ONLY   0x01
#define ATTR_HIDDEN      0x02
#define ATTR_SYSTEM      0x04
#define ATTR_VOLUME_ID   0x08
#define ATTR_DIRECTORY   0x10
#define ATTR_ARCHIVE     0x20
#define ATTR_VOLUME      0x40 /* this is a volume, not a real directory */
#define ATTR_LINK        0x80

#ifdef HAVE_DIRCACHE
# include "dircache.h"
# define DIR DIR_CACHED
# define dirent dirent_cached
# define opendir opendir_cached
# define closedir closedir_cached
# define readdir readdir_cached
# define closedir closedir_cached
# define mkdir mkdir_cached
# define rmdir rmdir_cached
#else
# include "dir_uncached.h"
# define DIR DIR_UNCACHED
# define dirent dirent_uncached
# define opendir opendir_uncached
# define closedir closedir_uncached
# define readdir readdir_uncached
# define closedir closedir_uncached
# define mkdir mkdir_uncached
# define rmdir rmdir_uncached
#endif


typedef DIR* (*opendir_func)(const char* name);
typedef int (*closedir_func)(DIR* dir);
typedef struct dirent* (*readdir_func)(DIR* dir);

#endif