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FATDirHandle.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_FATDIRHANDLE_H 00023 #define MBED_FATDIRHANDLE_H 00024 00025 #include "DirHandle.h" 00026 #include "PlatformMutex.h" 00027 00028 using namespace mbed; 00029 00030 class FATDirHandle : public DirHandle { 00031 00032 public: 00033 FATDirHandle(const FATFS_DIR &the_dir, PlatformMutex * mutex); 00034 virtual int closedir(); 00035 virtual struct dirent *readdir(); 00036 virtual void rewinddir(); 00037 virtual off_t telldir(); 00038 virtual void seekdir(off_t location); 00039 00040 protected: 00041 00042 virtual void lock(); 00043 virtual void unlock(); 00044 00045 PlatformMutex * _mutex; 00046 00047 private: 00048 FATFS_DIR dir; 00049 struct dirent cur_entry; 00050 00051 }; 00052 00053 #endif
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