47 lines
1.1 KiB
PHP
47 lines
1.1 KiB
PHP
<?php
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/*
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* This file is part of SwiftMailer.
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* (c) 2004-2009 Chris Corbyn
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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/**
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* An abstract means of reading data.
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*
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* Classes implementing this interface may use a subsystem which requires less
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* memory than working with large strings of data.
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*
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* @author Chris Corbyn
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*/
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interface Swift_OutputByteStream
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{
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/**
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* Reads $length bytes from the stream into a string and moves the pointer
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* through the stream by $length.
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*
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* If less bytes exist than are requested the remaining bytes are given instead.
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* If no bytes are remaining at all, boolean false is returned.
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*
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* @param int $length
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*
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* @throws Swift_IoException
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*
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* @return string|bool
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*/
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public function read($length);
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/**
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* Move the internal read pointer to $byteOffset in the stream.
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*
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* @param int $byteOffset
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*
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* @throws Swift_IoException
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*
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* @return bool
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*/
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public function setReadPointer($byteOffset);
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}
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