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Show/hide line numbers <title>FATFileSystem.h Source File</title>

FATFileSystem.h

00001 /* mbed Microcontroller Library
00002  * Copyright (c) 2006-2012 ARM Limited
00003  *
00004  * Permission is hereby granted, free of charge, to any person obtaining a copy
00005  * of this software and associated documentation files (the "Software"), to deal
00006  * in the Software without restriction, including without limitation the rights
00007  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
00008  * copies of the Software, and to permit persons to whom the Software is
00009  * furnished to do so, subject to the following conditions:
00010  *
00011  * The above copyright notice and this permission notice shall be included in
00012  * all copies or substantial portions of the Software.
00013  *
00014  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
00015  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00016  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
00017  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
00018  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
00019  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
00020  * SOFTWARE.
00021  */
00022 #ifndef MBED_FATFILESYSTEM_H
00023 #define MBED_FATFILESYSTEM_H
00024 
00025 #include "FileSystemLike.h"
00026 #include "FileHandle.h"
00027 #include "ff.h"
00028 #include <stdint.h>
00029 
00030 using namespace mbed;
00031 
00032 class FATFileSystem : public FileSystemLike {
00033 public:
00034 
00035     FATFileSystem(const char* n);
00036     virtual ~FATFileSystem();
00037 
00038     static FATFileSystem * _ffs[_VOLUMES];   // FATFileSystem objects, as parallel to FatFs drives array
00039     FATFS _fs;                               // Work area (file system object) for logical drive
00040     int _fsid;
00041 
00042     virtual FileHandle *open(const char* name, int flags);
00043     virtual int remove(const char *filename);
00044     virtual int format();
00045     virtual DirHandle *opendir(const char *name);
00046     virtual int mkdir(const char *name, mode_t mode);
00047 
00048     virtual int disk_initialize() { return 0; }
00049     virtual int disk_status() { return 0; }
00050     virtual int disk_read(uint8_t * buffer, uint64_t sector) = 0;
00051     virtual int disk_write(const uint8_t * buffer, uint64_t sector) = 0;
00052     virtual int disk_sync() { return 0; }
00053     virtual uint64_t disk_sectors() = 0;
00054 
00055 };
00056 
00057 #endif