<?php /** * Zend Framework (http://framework.zend.com/) * * @link http://github.com/zendframework/zf2 for the canonical source repository * @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com) * @license http://framework.zend.com/license/new-bsd New BSD License */ namespace Zend\Crypt\Symmetric\Padding; interface PaddingInterface { /** * Pad the string to the specified size * * @param string $string The string to pad * @param int $blockSize The size to pad to * @return string The padded string */ public function pad($string, $blockSize = 32); /** * Strip the padding from the supplied string * * @param string $string The string to trim * @return string The unpadded string */ public function strip($string); }