Alex Vancoillie / SDFileSystem

Library for SD card

Dependents:   City_Game_JSON saver-noenvio-1 SNOCC_V2 lab7_prog1 ... more

FATFileSystem/FATFileSystem.h@0:3bdfc1556537, 2017-03-29 (annotated)

Committer:
AlexVC97
Date:
Wed Mar 29 07:00:22 2017 +0000
Revision:
0:3bdfc1556537
SDFileSystem Library

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AlexVC97 0:3bdfc1556537 1 /* mbed Microcontroller Library
AlexVC97 0:3bdfc1556537 2 * Copyright (c) 2006-2012 ARM Limited
AlexVC97 0:3bdfc1556537 3 *
AlexVC97 0:3bdfc1556537 4 * Permission is hereby granted, free of charge, to any person obtaining a copy
AlexVC97 0:3bdfc1556537 5 * of this software and associated documentation files (the "Software"), to deal
AlexVC97 0:3bdfc1556537 6 * in the Software without restriction, including without limitation the rights
AlexVC97 0:3bdfc1556537 7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
AlexVC97 0:3bdfc1556537 8 * copies of the Software, and to permit persons to whom the Software is
AlexVC97 0:3bdfc1556537 9 * furnished to do so, subject to the following conditions:
AlexVC97 0:3bdfc1556537 10 *
AlexVC97 0:3bdfc1556537 11 * The above copyright notice and this permission notice shall be included in
AlexVC97 0:3bdfc1556537 12 * all copies or substantial portions of the Software.
AlexVC97 0:3bdfc1556537 13 *
AlexVC97 0:3bdfc1556537 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
AlexVC97 0:3bdfc1556537 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
AlexVC97 0:3bdfc1556537 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AlexVC97 0:3bdfc1556537 17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
AlexVC97 0:3bdfc1556537 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
AlexVC97 0:3bdfc1556537 19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
AlexVC97 0:3bdfc1556537 20 * SOFTWARE.
AlexVC97 0:3bdfc1556537 21 */
AlexVC97 0:3bdfc1556537 22 #ifndef MBED_FATFILESYSTEM_H
AlexVC97 0:3bdfc1556537 23 #define MBED_FATFILESYSTEM_H
AlexVC97 0:3bdfc1556537 24
AlexVC97 0:3bdfc1556537 25 #include "FileSystemLike.h"
AlexVC97 0:3bdfc1556537 26 #include "FileHandle.h"
AlexVC97 0:3bdfc1556537 27 #include "ff.h"
AlexVC97 0:3bdfc1556537 28 #include <stdint.h>
AlexVC97 0:3bdfc1556537 29
AlexVC97 0:3bdfc1556537 30 using namespace mbed;
AlexVC97 0:3bdfc1556537 31
AlexVC97 0:3bdfc1556537 32 /**
AlexVC97 0:3bdfc1556537 33 * FATFileSystem based on ChaN's Fat Filesystem library v0.8
AlexVC97 0:3bdfc1556537 34 */
AlexVC97 0:3bdfc1556537 35 class FATFileSystem : public FileSystemLike {
AlexVC97 0:3bdfc1556537 36 public:
AlexVC97 0:3bdfc1556537 37
AlexVC97 0:3bdfc1556537 38 FATFileSystem(const char* n);
AlexVC97 0:3bdfc1556537 39 virtual ~FATFileSystem();
AlexVC97 0:3bdfc1556537 40
AlexVC97 0:3bdfc1556537 41 static FATFileSystem * _ffs[_VOLUMES]; // FATFileSystem objects, as parallel to FatFs drives array
AlexVC97 0:3bdfc1556537 42 FATFS _fs; // Work area (file system object) for logical drive
AlexVC97 0:3bdfc1556537 43 char _fsid[2];
AlexVC97 0:3bdfc1556537 44
AlexVC97 0:3bdfc1556537 45 /**
AlexVC97 0:3bdfc1556537 46 * Opens a file on the filesystem
AlexVC97 0:3bdfc1556537 47 */
AlexVC97 0:3bdfc1556537 48 virtual FileHandle *open(const char* name, int flags);
AlexVC97 0:3bdfc1556537 49
AlexVC97 0:3bdfc1556537 50 /**
AlexVC97 0:3bdfc1556537 51 * Removes a file path
AlexVC97 0:3bdfc1556537 52 */
AlexVC97 0:3bdfc1556537 53 virtual int remove(const char *filename);
AlexVC97 0:3bdfc1556537 54
AlexVC97 0:3bdfc1556537 55 /**
AlexVC97 0:3bdfc1556537 56 * Renames a file
AlexVC97 0:3bdfc1556537 57 */
AlexVC97 0:3bdfc1556537 58 virtual int rename(const char *oldname, const char *newname);
AlexVC97 0:3bdfc1556537 59
AlexVC97 0:3bdfc1556537 60 /**
AlexVC97 0:3bdfc1556537 61 * Formats a logical drive, FDISK artitioning rule, 512 bytes per cluster
AlexVC97 0:3bdfc1556537 62 */
AlexVC97 0:3bdfc1556537 63 virtual int format();
AlexVC97 0:3bdfc1556537 64
AlexVC97 0:3bdfc1556537 65 /**
AlexVC97 0:3bdfc1556537 66 * Opens a directory on the filesystem
AlexVC97 0:3bdfc1556537 67 */
AlexVC97 0:3bdfc1556537 68 virtual DirHandle *opendir(const char *name);
AlexVC97 0:3bdfc1556537 69
AlexVC97 0:3bdfc1556537 70 /**
AlexVC97 0:3bdfc1556537 71 * Creates a directory path
AlexVC97 0:3bdfc1556537 72 */
AlexVC97 0:3bdfc1556537 73 virtual int mkdir(const char *name, mode_t mode);
AlexVC97 0:3bdfc1556537 74
AlexVC97 0:3bdfc1556537 75 /**
AlexVC97 0:3bdfc1556537 76 * Mounts the filesystem
AlexVC97 0:3bdfc1556537 77 */
AlexVC97 0:3bdfc1556537 78 virtual int mount();
AlexVC97 0:3bdfc1556537 79
AlexVC97 0:3bdfc1556537 80 /**
AlexVC97 0:3bdfc1556537 81 * Unmounts the filesystem
AlexVC97 0:3bdfc1556537 82 */
AlexVC97 0:3bdfc1556537 83 virtual int unmount();
AlexVC97 0:3bdfc1556537 84
AlexVC97 0:3bdfc1556537 85 virtual int disk_initialize() { return 0; }
AlexVC97 0:3bdfc1556537 86 virtual int disk_status() { return 0; }
AlexVC97 0:3bdfc1556537 87 virtual int disk_read(uint8_t *buffer, uint32_t sector, uint32_t count) = 0;
AlexVC97 0:3bdfc1556537 88 virtual int disk_write(const uint8_t *buffer, uint32_t sector, uint32_t count) = 0;
AlexVC97 0:3bdfc1556537 89 virtual int disk_sync() { return 0; }
AlexVC97 0:3bdfc1556537 90 virtual uint32_t disk_sectors() = 0;
AlexVC97 0:3bdfc1556537 91
AlexVC97 0:3bdfc1556537 92 };
AlexVC97 0:3bdfc1556537 93
AlexVC97 0:3bdfc1556537 94 #endif