2 namespace GuzzleHttp\Stream;
4 use GuzzleHttp\Stream\Exception\SeekException;
13      * Safely opens a PHP stream resource using a filename.
48      * Copy the contents of a stream into a string until the given number of
51      * @param StreamInterface $stream Stream to read
53      *                                to read the entire stream.
56     public static function copyToString(StreamInterface $stream, $maxLen = -1)  argument
61             while (!$stream->eof()) {
62                 $buf = $stream->read(1048576);
72         while (!$stream->eof() && $len < $maxLen) {
73             $buf = $stream->read($maxLen - $len);
85      * Copy the contents of a stream into another stream until the given number
88      * @param StreamInterface $source Stream to read from
89      * @param StreamInterface $dest   Stream to write to
91      *                                to read the entire stream.
122      * Calculate a hash of a Stream
124      * @param StreamInterface $stream    Stream to calculate the hash for
128      * @return string Returns the hash of the stream
132         StreamInterface $stream,  argument
136         $pos = $stream->tell();
138         if ($pos > 0 && !$stream->seek(0)) {
139             throw new SeekException($stream);
143         while (!$stream->eof()) {
144             hash_update($ctx, $stream->read(1048576));
148         $stream->seek($pos);
154      * Read a line from the stream up to the maximum allowed buffer length
156      * @param StreamInterface $stream    Stream to read from
162     public static function readline(StreamInterface $stream, $maxLength = null, $eol = PHP_EOL)  argument
168         while (!$stream->eof()) {
169             if (false === ($byte = $stream->read(1))) {
183      * Alias of GuzzleHttp\Stream\Stream::factory.
186      * @param array $options  Associative array of stream options defined in
187      *                        {@see \GuzzleHttp\Stream\Stream::__construct}
191      * @see GuzzleHttp\Stream\Stream::factory
192      * @see GuzzleHttp\Stream\Stream::__construct
196         return Stream::factory($resource, $options);