47 lines
1.5 KiB
PHP
47 lines
1.5 KiB
PHP
<?php
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/**
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* @author Lukas Reschke <lukas@owncloud.com>
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* @author Morris Jobke <hey@morrisjobke.de>
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*
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* @copyright Copyright (c) 2015, ownCloud, Inc.
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* @license AGPL-3.0
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*
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* This code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, version 3,
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License, version 3,
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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*/
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namespace OCP\Security;
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/**
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* Class StringUtils
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*
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* @package OCP\Security
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* @since 8.0.0
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*/
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class StringUtils {
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/**
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* Compares whether two strings are equal. To prevent guessing of the string
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* length this is done by comparing two hashes against each other and afterwards
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* a comparison of the real string to prevent against the unlikely chance of
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* collisions.
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* @param string $expected The expected value
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* @param string $input The input to compare against
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* @return bool True if the two strings are equal, otherwise false.
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* @since 8.0.0
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* @deprecated 9.0.0 Use hash_equals
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*/
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public static function equals($expected, $input) {
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return hash_equals($expected, $input);
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}
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}
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