Maxim nexpaq / nexpaq_dev

Preliminary main mbed library for nexpaq development

libraries/fs/fat/FATFileSystem.h@1:d96dbedaebdb, 2016-11-04 (annotated)

Committer:
nexpaq
Date:
Fri Nov 04 20:54:50 2016 +0000
Revision:
1:d96dbedaebdb
Parent:
0:6c56fb4bc5f0 
Removed extra directories for other platforms

Who changed what in which revision?

UserRevisionLine numberNew contents of line
nexpaq 0:6c56fb4bc5f0 1 /* mbed Microcontroller Library
nexpaq 0:6c56fb4bc5f0 2 * Copyright (c) 2006-2012 ARM Limited
nexpaq 0:6c56fb4bc5f0 3 *
nexpaq 0:6c56fb4bc5f0 4 * Permission is hereby granted, free of charge, to any person obtaining a copy
nexpaq 0:6c56fb4bc5f0 5 * of this software and associated documentation files (the "Software"), to deal
nexpaq 0:6c56fb4bc5f0 6 * in the Software without restriction, including without limitation the rights
nexpaq 0:6c56fb4bc5f0 7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
nexpaq 0:6c56fb4bc5f0 8 * copies of the Software, and to permit persons to whom the Software is
nexpaq 0:6c56fb4bc5f0 9 * furnished to do so, subject to the following conditions:
nexpaq 0:6c56fb4bc5f0 10 *
nexpaq 0:6c56fb4bc5f0 11 * The above copyright notice and this permission notice shall be included in
nexpaq 0:6c56fb4bc5f0 12 * all copies or substantial portions of the Software.
nexpaq 0:6c56fb4bc5f0 13 *
nexpaq 0:6c56fb4bc5f0 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
nexpaq 0:6c56fb4bc5f0 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
nexpaq 0:6c56fb4bc5f0 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
nexpaq 0:6c56fb4bc5f0 17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
nexpaq 0:6c56fb4bc5f0 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
nexpaq 0:6c56fb4bc5f0 19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
nexpaq 0:6c56fb4bc5f0 20 * SOFTWARE.
nexpaq 0:6c56fb4bc5f0 21 */
nexpaq 0:6c56fb4bc5f0 22 #ifndef MBED_FATFILESYSTEM_H
nexpaq 0:6c56fb4bc5f0 23 #define MBED_FATFILESYSTEM_H
nexpaq 0:6c56fb4bc5f0 24
nexpaq 0:6c56fb4bc5f0 25 #include "FileSystemLike.h"
nexpaq 0:6c56fb4bc5f0 26 #include "FileHandle.h"
nexpaq 0:6c56fb4bc5f0 27 #include "ff.h"
nexpaq 0:6c56fb4bc5f0 28 #include <stdint.h>
nexpaq 0:6c56fb4bc5f0 29 #include "PlatformMutex.h"
nexpaq 0:6c56fb4bc5f0 30
nexpaq 0:6c56fb4bc5f0 31 using namespace mbed;
nexpaq 0:6c56fb4bc5f0 32
nexpaq 0:6c56fb4bc5f0 33 /**
nexpaq 0:6c56fb4bc5f0 34 * FATFileSystem based on ChaN's Fat Filesystem library v0.8
nexpaq 0:6c56fb4bc5f0 35 */
nexpaq 0:6c56fb4bc5f0 36 class FATFileSystem : public FileSystemLike {
nexpaq 0:6c56fb4bc5f0 37 public:
nexpaq 0:6c56fb4bc5f0 38
nexpaq 0:6c56fb4bc5f0 39 FATFileSystem(const char* n);
nexpaq 0:6c56fb4bc5f0 40 virtual ~FATFileSystem();
nexpaq 0:6c56fb4bc5f0 41
nexpaq 0:6c56fb4bc5f0 42 static FATFileSystem * _ffs[_VOLUMES]; // FATFileSystem objects, as parallel to FatFs drives array
nexpaq 0:6c56fb4bc5f0 43 FATFS _fs; // Work area (file system object) for logical drive
nexpaq 0:6c56fb4bc5f0 44 char _fsid[2];
nexpaq 0:6c56fb4bc5f0 45
nexpaq 0:6c56fb4bc5f0 46 /**
nexpaq 0:6c56fb4bc5f0 47 * Opens a file on the filesystem
nexpaq 0:6c56fb4bc5f0 48 */
nexpaq 0:6c56fb4bc5f0 49 virtual FileHandle *open(const char* name, int flags);
nexpaq 0:6c56fb4bc5f0 50
nexpaq 0:6c56fb4bc5f0 51 /**
nexpaq 0:6c56fb4bc5f0 52 * Removes a file path
nexpaq 0:6c56fb4bc5f0 53 */
nexpaq 0:6c56fb4bc5f0 54 virtual int remove(const char *filename);
nexpaq 0:6c56fb4bc5f0 55
nexpaq 0:6c56fb4bc5f0 56 /**
nexpaq 0:6c56fb4bc5f0 57 * Renames a file
nexpaq 0:6c56fb4bc5f0 58 */
nexpaq 0:6c56fb4bc5f0 59 virtual int rename(const char *oldname, const char *newname);
nexpaq 0:6c56fb4bc5f0 60
nexpaq 0:6c56fb4bc5f0 61 /**
nexpaq 0:6c56fb4bc5f0 62 * Formats a logical drive, FDISK artitioning rule, 512 bytes per cluster
nexpaq 0:6c56fb4bc5f0 63 */
nexpaq 0:6c56fb4bc5f0 64 virtual int format();
nexpaq 0:6c56fb4bc5f0 65
nexpaq 0:6c56fb4bc5f0 66 /**
nexpaq 0:6c56fb4bc5f0 67 * Opens a directory on the filesystem
nexpaq 0:6c56fb4bc5f0 68 */
nexpaq 0:6c56fb4bc5f0 69 virtual DirHandle *opendir(const char *name);
nexpaq 0:6c56fb4bc5f0 70
nexpaq 0:6c56fb4bc5f0 71 /**
nexpaq 0:6c56fb4bc5f0 72 * Creates a directory path
nexpaq 0:6c56fb4bc5f0 73 */
nexpaq 0:6c56fb4bc5f0 74 virtual int mkdir(const char *name, mode_t mode);
nexpaq 0:6c56fb4bc5f0 75
nexpaq 0:6c56fb4bc5f0 76 /**
nexpaq 0:6c56fb4bc5f0 77 * Mounts the filesystem
nexpaq 0:6c56fb4bc5f0 78 */
nexpaq 0:6c56fb4bc5f0 79 virtual int mount();
nexpaq 0:6c56fb4bc5f0 80
nexpaq 0:6c56fb4bc5f0 81 /**
nexpaq 0:6c56fb4bc5f0 82 * Unmounts the filesystem
nexpaq 0:6c56fb4bc5f0 83 */
nexpaq 0:6c56fb4bc5f0 84 virtual int unmount();
nexpaq 0:6c56fb4bc5f0 85
nexpaq 0:6c56fb4bc5f0 86 virtual int disk_initialize() { return 0; }
nexpaq 0:6c56fb4bc5f0 87 virtual int disk_status() { return 0; }
nexpaq 0:6c56fb4bc5f0 88 virtual int disk_read(uint8_t *buffer, uint32_t sector, uint32_t count) = 0;
nexpaq 0:6c56fb4bc5f0 89 virtual int disk_write(const uint8_t *buffer, uint32_t sector, uint32_t count) = 0;
nexpaq 0:6c56fb4bc5f0 90 virtual int disk_sync() { return 0; }
nexpaq 0:6c56fb4bc5f0 91 virtual uint32_t disk_sectors() = 0;
nexpaq 0:6c56fb4bc5f0 92
nexpaq 0:6c56fb4bc5f0 93 protected:
nexpaq 0:6c56fb4bc5f0 94
nexpaq 0:6c56fb4bc5f0 95 virtual void lock();
nexpaq 0:6c56fb4bc5f0 96 virtual void unlock();
nexpaq 0:6c56fb4bc5f0 97
nexpaq 0:6c56fb4bc5f0 98 private:
nexpaq 0:6c56fb4bc5f0 99
nexpaq 0:6c56fb4bc5f0 100 PlatformMutex *_mutex;
nexpaq 0:6c56fb4bc5f0 101
nexpaq 0:6c56fb4bc5f0 102 };
nexpaq 0:6c56fb4bc5f0 103
nexpaq 0:6c56fb4bc5f0 104 #endif