3 namespace Org\Mxchange\CoreFramework\Stream\Crypto;
5 // Import framework stuff
6 use Org\Mxchange\CoreFramework\Stream\Stream;
9 * An interface for encrypted data streams
11 * @author Roland Haeder <webmaster@shipsimu.org>
13 <<<<<<< HEAD:framework/main/interfaces/streams/crypto/class_EncryptableStream.php
14 * @copyright Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2017 Core Developer Team
16 * @copyright Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2016 Core Developer Team
17 >>>>>>> Some updates::inc/main/interfaces/streams/crypto/class_EncryptableStream.php
18 * @license GNU GPL 3.0 or any newer version
19 * @link http://www.shipsimu.org
21 * This program is free software: you can redistribute it and/or modify
22 * it under the terms of the GNU General Public License as published by
23 * the Free Software Foundation, either version 3 of the License, or
24 * (at your option) any later version.
26 * This program is distributed in the hope that it will be useful,
27 * but WITHOUT ANY WARRANTY; without even the implied warranty of
28 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
29 * GNU General Public License for more details.
31 * You should have received a copy of the GNU General Public License
32 * along with this program. If not, see <http://www.gnu.org/licenses/>.
34 interface EncryptableStream extends Stream {
36 * Separator on many places
38 const DATA_PAYLOAD_SEPARATOR = '|';
41 * Encrypt the string with fixed salt
43 * @param $str The unencrypted string
44 * @param $key Optional key, if none provided, a random key will be generated
45 * @return $encrypted Encrypted string
47 function encryptStream ($str, $key = NULL);
50 * Decrypt the string with fixed salt
52 * @param $encrypted Encrypted string
53 * @return $str The unencrypted string
55 function decryptStream ($encrypted);