Fork of SDFileSystem with fixed version of FATFileSystem
Fork of SDFileSystem by
Diff: FATFileSystem/FATFileHandle.cpp
- Revision:
- 14:02835aff8504
- Parent:
- 13:635147efa748
- Child:
- 15:c9e938f6934f
--- a/FATFileSystem/FATFileHandle.cpp Mon Aug 18 15:09:52 2014 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,90 +0,0 @@ -/* mbed Microcontroller Library - * Copyright (c) 2006-2012 ARM Limited - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - */ -#include "ff.h" -#include "ffconf.h" -#include "mbed_debug.h" - -#include "FATFileHandle.h" - -FATFileHandle::FATFileHandle(FIL fh) { - _fh = fh; -} - -int FATFileHandle::close() { - int retval = f_close(&_fh); - delete this; - return retval; -} - -ssize_t FATFileHandle::write(const void* buffer, size_t length) { - UINT n; - FRESULT res = f_write(&_fh, buffer, length, &n); - if (res) { - debug_if(FFS_DBG, "f_write() failed: %d", res); - return -1; - } - return n; -} - -ssize_t FATFileHandle::read(void* buffer, size_t length) { - debug_if(FFS_DBG, "read(%d)\n", length); - UINT n; - FRESULT res = f_read(&_fh, buffer, length, &n); - if (res) { - debug_if(FFS_DBG, "f_read() failed: %d\n", res); - return -1; - } - return n; -} - -int FATFileHandle::isatty() { - return 0; -} - -off_t FATFileHandle::lseek(off_t position, int whence) { - if (whence == SEEK_END) { - position += _fh.fsize; - } else if(whence==SEEK_CUR) { - position += _fh.fptr; - } - FRESULT res = f_lseek(&_fh, position); - if (res) { - debug_if(FFS_DBG, "lseek failed: %d\n", res); - return -1; - } else { - debug_if(FFS_DBG, "lseek OK, returning %i\n", _fh.fptr); - return _fh.fptr; - } -} - -int FATFileHandle::fsync() { - FRESULT res = f_sync(&_fh); - if (res) { - debug_if(FFS_DBG, "f_sync() failed: %d\n", res); - return -1; - } - return 0; -} - -off_t FATFileHandle::flen() { - return _fh.fsize; -}