Department of Electrical Eng University of Moratuwa / Mbed 2 deprecated Theekshana_AI_data

rtos sd encoder systems

Dependencies:   mbed

SDFileSystem/FATFileSystem/FATFileSystem.h@0:5459cdde6298, 2019-08-01 (annotated)

Committer:
eembed
Date:
Thu Aug 01 08:00:33 2019 +0000
Revision:
0:5459cdde6298
first commit

Who changed what in which revision?

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eembed 0:5459cdde6298 1 /* mbed Microcontroller Library
eembed 0:5459cdde6298 2 * Copyright (c) 2006-2012 ARM Limited
eembed 0:5459cdde6298 3 *
eembed 0:5459cdde6298 4 * Permission is hereby granted, free of charge, to any person obtaining a copy
eembed 0:5459cdde6298 5 * of this software and associated documentation files (the "Software"), to deal
eembed 0:5459cdde6298 6 * in the Software without restriction, including without limitation the rights
eembed 0:5459cdde6298 7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
eembed 0:5459cdde6298 8 * copies of the Software, and to permit persons to whom the Software is
eembed 0:5459cdde6298 9 * furnished to do so, subject to the following conditions:
eembed 0:5459cdde6298 10 *
eembed 0:5459cdde6298 11 * The above copyright notice and this permission notice shall be included in
eembed 0:5459cdde6298 12 * all copies or substantial portions of the Software.
eembed 0:5459cdde6298 13 *
eembed 0:5459cdde6298 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
eembed 0:5459cdde6298 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
eembed 0:5459cdde6298 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
eembed 0:5459cdde6298 17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
eembed 0:5459cdde6298 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
eembed 0:5459cdde6298 19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
eembed 0:5459cdde6298 20 * SOFTWARE.
eembed 0:5459cdde6298 21 */
eembed 0:5459cdde6298 22 #ifndef MBED_FATFILESYSTEM_H
eembed 0:5459cdde6298 23 #define MBED_FATFILESYSTEM_H
eembed 0:5459cdde6298 24
eembed 0:5459cdde6298 25 #include "FileSystemLike.h"
eembed 0:5459cdde6298 26 #include "FileHandle.h"
eembed 0:5459cdde6298 27 #include "ff.h"
eembed 0:5459cdde6298 28 #include <stdint.h>
eembed 0:5459cdde6298 29
eembed 0:5459cdde6298 30 using namespace mbed;
eembed 0:5459cdde6298 31
eembed 0:5459cdde6298 32 /**
eembed 0:5459cdde6298 33 * FATFileSystem based on ChaN's Fat Filesystem library v0.8
eembed 0:5459cdde6298 34 */
eembed 0:5459cdde6298 35 class FATFileSystem : public FileSystemLike {
eembed 0:5459cdde6298 36 public:
eembed 0:5459cdde6298 37
eembed 0:5459cdde6298 38 FATFileSystem(const char* n);
eembed 0:5459cdde6298 39 virtual ~FATFileSystem();
eembed 0:5459cdde6298 40
eembed 0:5459cdde6298 41 static FATFileSystem * _ffs[_VOLUMES]; // FATFileSystem objects, as parallel to FatFs drives array
eembed 0:5459cdde6298 42 FATFS _fs; // Work area (file system object) for logical drive
eembed 0:5459cdde6298 43 int _fsid;
eembed 0:5459cdde6298 44
eembed 0:5459cdde6298 45 /**
eembed 0:5459cdde6298 46 * Opens a file on the filesystem
eembed 0:5459cdde6298 47 */
eembed 0:5459cdde6298 48 virtual FileHandle *open(const char* name, int flags);
eembed 0:5459cdde6298 49
eembed 0:5459cdde6298 50 /**
eembed 0:5459cdde6298 51 * Removes a file path
eembed 0:5459cdde6298 52 */
eembed 0:5459cdde6298 53 virtual int remove(const char *filename);
eembed 0:5459cdde6298 54
eembed 0:5459cdde6298 55 /**
eembed 0:5459cdde6298 56 * Formats a logical drive, FDISK artitioning rule, 512 bytes per cluster
eembed 0:5459cdde6298 57 */
eembed 0:5459cdde6298 58 virtual int format();
eembed 0:5459cdde6298 59
eembed 0:5459cdde6298 60 /**
eembed 0:5459cdde6298 61 * Opens a directory on the filesystem
eembed 0:5459cdde6298 62 */
eembed 0:5459cdde6298 63 virtual DirHandle *opendir(const char *name);
eembed 0:5459cdde6298 64
eembed 0:5459cdde6298 65 /**
eembed 0:5459cdde6298 66 * Creates a directory path
eembed 0:5459cdde6298 67 */
eembed 0:5459cdde6298 68 virtual int mkdir(const char *name, mode_t mode);
eembed 0:5459cdde6298 69
eembed 0:5459cdde6298 70 virtual int disk_initialize() { return 0; }
eembed 0:5459cdde6298 71 virtual int disk_status() { return 0; }
eembed 0:5459cdde6298 72 virtual int disk_read(uint8_t * buffer, uint64_t sector) = 0;
eembed 0:5459cdde6298 73 virtual int disk_write(const uint8_t * buffer, uint64_t sector) = 0;
eembed 0:5459cdde6298 74 virtual int disk_sync() { return 0; }
eembed 0:5459cdde6298 75 virtual uint64_t disk_sectors() = 0;
eembed 0:5459cdde6298 76
eembed 0:5459cdde6298 77 };
eembed 0:5459cdde6298 78
eembed 0:5459cdde6298 79 #endif