75      * @param StreamInterface $stream Stream to read
83     public static function copyToString(StreamInterface $stream, $maxLen = -1)  argument
88             while (!$stream->eof()) {
89                 $buf = $stream->read(1048576);
100         while (!$stream->eof() && $len < $maxLen) {
101             $buf = $stream->read($maxLen - $len);
119      * @param StreamInterface $stream    Stream to calculate the hash for
127     public static function hash(StreamInterface $stream, $algo, $rawOutput = false)  argument
129         $pos = $stream->tell();
132             $stream->rewind();
136         while (!$stream->eof()) {
137             hash_update($ctx, $stream->read(1048576));
141         $stream->seek($pos);
242      * @param StreamInterface $stream    Stream to read from
247     public static function readLine(StreamInterface $stream, $maxLength = null)  argument
252         while (!$stream->eof()) {
254             if (null == ($byte = $stream->read(1))) {
306             $stream = self::tryFopen('php://temp', 'r+');
308                 fwrite($stream, $resource);
309                 fseek($stream, 0);
311             return new Stream($stream, $options);
322                     $stream = self::tryFopen('php://temp', 'w+');
323                     fwrite($stream, stream_get_contents($resource));
324                     fseek($stream, 0);
325                     $resource = $stream;