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tmk_keyboard_custom/tool/mbed/mbed-sdk/libraries/fs/fat/FATFileSystem.h

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/* mbed Microcontroller Library
* Copyright (c) 2006-2012 ARM Limited
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef MBED_FATFILESYSTEM_H
#define MBED_FATFILESYSTEM_H
#include "FileSystemLike.h"
#include "FileHandle.h"
#include "ff.h"
#include <stdint.h>
using namespace mbed;
/**
* FATFileSystem based on ChaN's Fat Filesystem library v0.8
*/
class FATFileSystem : public FileSystemLike {
public:
FATFileSystem(const char* n);
virtual ~FATFileSystem();
static FATFileSystem * _ffs[_VOLUMES]; // FATFileSystem objects, as parallel to FatFs drives array
FATFS _fs; // Work area (file system object) for logical drive
int _fsid;
/**
* Opens a file on the filesystem
*/
virtual FileHandle *open(const char* name, int flags);
/**
* Removes a file path
*/
virtual int remove(const char *filename);
/**
* Renames a file
*/
virtual int rename(const char *oldname, const char *newname);
/**
* Formats a logical drive, FDISK artitioning rule, 512 bytes per cluster
*/
virtual int format();
/**
* Opens a directory on the filesystem
*/
virtual DirHandle *opendir(const char *name);
/**
* Creates a directory path
*/
virtual int mkdir(const char *name, mode_t mode);
/**
* Mounts the filesystem
*/
virtual int mount();
/**
* Unmounts the filesystem
*/
virtual int unmount();
virtual int disk_initialize() { return 0; }
virtual int disk_status() { return 0; }
virtual int disk_read(uint8_t * buffer, uint64_t sector, uint8_t count) = 0;
virtual int disk_write(const uint8_t * buffer, uint64_t sector, uint8_t count) = 0;
virtual int disk_sync() { return 0; }
virtual uint64_t disk_sectors() = 0;
};
#endif