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<?php
/**
* SPDX-FileCopyrightText: 2019 Robin Appelman <robin@icewind.nl>
* SPDX-License-Identifier: AGPL-3.0-or-later
*/
namespace Icewind\Streams;
/**
* Wrapper that calculates the hash on the stream on write
*
* The stream and hash should be passed in when wrapping the stream.
* On close the callback will be called with the calculated checksum.
*
* For supported hashes see: http://php.net/manual/en/function.hash-algos.php
*/
class WriteHashWrapper extends HashWrapper {
public function stream_write($data) {
$this->updateHash($data);
return parent::stream_write($data);
}
}
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