rockbox/firmware/include/file.h
Miika Pekkarinen ab78b04680 Implemented directory caching. No more waiting for disk to spin up while
browsing when cache is enabled (system -> disk -> enable directory
cache). Cache building on boot is transparent except the first boot.


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7588 a1c6a512-1295-4272-9138-f99709370657
2005-10-07 17:38:05 +00:00

80 lines
2.5 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2002 by Björn Stenberg
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#ifndef _FILE_H_
#define _FILE_H_
#include <sys/types.h>
#undef MAX_PATH /* this avoids problems when building simulator */
#define MAX_PATH 260
#define MAX_OPEN_FILES 8
#ifndef SEEK_SET
#define SEEK_SET 0
#endif
#ifndef SEEK_CUR
#define SEEK_CUR 1
#endif
#ifndef SEEK_END
#define SEEK_END 2
#endif
#ifndef O_RDONLY
#define O_RDONLY 0
#define O_WRONLY 1
#define O_RDWR 2
#define O_CREAT 4
#define O_APPEND 8
#define O_TRUNC 0x10
#endif
#ifdef SIMULATOR
#define open(x,y) sim_open(x,y)
#define creat(x,y) sim_creat(x,y)
#define remove(x) sim_remove(x)
#define rename(x,y) sim_rename(x,y)
#define filesize(x) sim_filesize(x)
#define fsync(x) sim_fsync(x)
#define ftruncate(x,y) sim_ftruncate(x,y)
#define lseek(x,y,z) sim_lseek(x,y,z)
#endif
typedef int (*open_func)(const char* pathname, int flags);
typedef ssize_t (*read_func)(int fd, void *buf, size_t count);
typedef int (*creat_func)(const char *pathname, mode_t mode);
typedef ssize_t (*write_func)(int fd, const void *buf, size_t count);
typedef void (*qsort_func)(void *base, size_t nmemb, size_t size,
int(*_compar)(const void *, const void *));
extern int open(const char* pathname, int flags);
extern int close(int fd);
extern int fsync(int fd);
extern ssize_t read(int fd, void *buf, size_t count);
extern off_t lseek(int fildes, off_t offset, int whence);
extern int creat(const char *pathname, mode_t mode);
extern ssize_t write(int fd, const void *buf, size_t count);
extern int remove(const char* pathname);
extern int rename(const char* path, const char* newname);
extern int ftruncate(int fd, off_t length);
extern off_t filesize(int fd);
extern int release_files(int volume);
#endif