interface StreamWrapperInterface

interface StreamWrapperInterface {
    public function stream_open($uri, $mode, $options, &$opened_url);
    public function stream_close();
    public function stream_lock($operation);
    public function stream_read($count);
    public function stream_write($data);
    public function stream_eof();
    public function stream_seek($offset, $whence);
    public function stream_flush();
    public function stream_tell();
    public function stream_stat();
    public function unlink($uri);
    public function rename($from_uri, $to_uri);
    public function mkdir($uri, $mode, $options);
    public function rmdir($uri, $options);
    public function url_stat($uri, $flags);
    public function dir_opendir($uri, $options);
    public function dir_readdir();
    public function dir_rewinddir();
    public function dir_closedir();

}