* @version 0.0.0 * @copyright Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2012 Core Developer Team * @license GNU GPL 3.0 or any newer version * @link http://www.shipsimu.org * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see . */ interface Cryptable extends FrameworkInterface { /** * Hashes a string with salt and returns the hash. If an old previous hash * is supplied the method will use the first X chars of that hash for hashing * the password. This is useful if you want to check if password is identical * for authorization purposes. * * @param $str Unhashed string * @param $oldHash A hash from previous hashed string * @return $hashed The hashed and salted string */ function hashString ($str, $oldHash = ''); /** * Encrypt the string with fixed salt * * @param $str The unencrypted string * @param $key Optional key, if none provided, a random key will be generated * @return $encrypted Encrypted string */ function encryptString ($str, $key = NULL); /** * Decrypt the string with fixed salt * * @param $encrypted Encrypted string * @return $str The unencrypted string */ function decryptString ($encrypted); } // [EOF] ?>