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SD Card Interface class. Log raw data bytes to memory addresses of your choice, or format the card and use the FAT file system to write files.
Diff: FATFileSystem/Interface/FATFileHandle.cpp
- Revision:
- 4:9a5878d316d5
- Parent:
- 3:210eb67b260c
diff -r 210eb67b260c -r 9a5878d316d5 FATFileSystem/Interface/FATFileHandle.cpp --- a/FATFileSystem/Interface/FATFileHandle.cpp Mon Aug 23 07:12:13 2010 +0000 +++ b/FATFileSystem/Interface/FATFileHandle.cpp Fri Aug 27 00:59:28 2010 +0000 @@ -1,89 +1,89 @@ -/* mbed Microcontroller Library - FATFileHandle - Copyright (c) 2008, sford */ - -//Modified by Thomas Hamilton, Copyright 2010 - -#include "FATFileHandle.h" - -FATFileHandle::FATFileHandle(FAT_FIL InputFilStr) -{ - FileObject = InputFilStr; -} - -ssize_t FATFileHandle::write(const void* buffer, size_t length) -{ - UINT ByteWritten; - if (f_write(&FileObject, buffer, (UINT)length, &ByteWritten)) - { - return -1; - } - else - { - return (ssize_t)ByteWritten; - } -} - -int FATFileHandle::close() -{ - if (f_close(&FileObject)) - { - return -1; - } - else - { - delete this; - return 0; - } -} - -ssize_t FATFileHandle::read(void* buffer, size_t length) -{ - UINT ByteRead; - if (f_read(&FileObject, buffer, (UINT)length, &ByteRead)) - { - return -1; - } - else - { - return (ssize_t)ByteRead; - } -} - -int FATFileHandle::isatty() -{ - return 0; -} - -off_t FATFileHandle::lseek(off_t offset, int whence) -{ - switch (whence) - { - case SEEK_CUR: offset += FileObject.fptr; break; - case SEEK_END: offset += FileObject.fsize; break; - } - if (f_lseek(&FileObject, (DWORD)offset)) - { - return -1; - } - else - { - return (off_t)FileObject.fptr; - } -} - -int FATFileHandle::fsync() -{ - if (f_sync(&FileObject)) - { - return -1; - } - else - { - return 0; - } -} - -off_t FATFileHandle::flen() -{ - return (off_t)FileObject.fsize; +/* mbed Microcontroller Library - FATFileHandle + Copyright (c) 2008, sford */ + +//Modified by Thomas Hamilton, Copyright 2010 + +#include "FATFileHandle.h" + +FATFileHandle::FATFileHandle(FAT_FIL InputFilStr) +{ + FileObject = InputFilStr; +} + +ssize_t FATFileHandle::write(const void* buffer, size_t length) +{ + UINT ByteWritten; + if (f_write(&FileObject, buffer, (UINT)length, &ByteWritten)) + { + return -1; + } + else + { + return (ssize_t)ByteWritten; + } +} + +int FATFileHandle::close() +{ + if (f_close(&FileObject)) + { + return -1; + } + else + { + delete this; + return 0; + } +} + +ssize_t FATFileHandle::read(void* buffer, size_t length) +{ + UINT ByteRead; + if (f_read(&FileObject, buffer, (UINT)length, &ByteRead)) + { + return -1; + } + else + { + return (ssize_t)ByteRead; + } +} + +int FATFileHandle::isatty() +{ + return 0; +} + +off_t FATFileHandle::lseek(off_t offset, int whence) +{ + switch (whence) + { + case SEEK_CUR: offset += FileObject.fptr; break; + case SEEK_END: offset += FileObject.fsize; break; + } + if (f_lseek(&FileObject, (DWORD)offset)) + { + return -1; + } + else + { + return (off_t)FileObject.fptr; + } +} + +int FATFileHandle::fsync() +{ + if (f_sync(&FileObject)) + { + return -1; + } + else + { + return 0; + } +} + +off_t FATFileHandle::flen() +{ + return (off_t)FileObject.fsize; } \ No newline at end of file