The f_stat gets the file status.
FRESULT f_stat ( const TCHAR* FileName, /* Pointer to the file or directory name */ FILINFO* FileInfo /* Pointer to the FILINFO structure */ );
FR_OK, FR_DISK_ERR, FR_INT_ERR, FR_NOT_READY, FR_NO_FILE, FR_NO_PATH, FR_INVALID_NAME, FR_INVALID_DRIVE, FR_NOT_ENABLED, FR_NO_FILESYSTEM, FR_TIMEOUT, FR_NOT_ENOUGH_CORE
The f_stat gets the size, timestamp and attribute of a file or directory. For details of the infomation, refer to the FILINFO structure and f_readdir function. This function is not supported in minimization level of >= 1.