103 lines
3.8 KiB
PHP
103 lines
3.8 KiB
PHP
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<?php
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if(!defined('sugarEntry') || !sugarEntry) die('Not A Valid Entry Point');
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/*********************************************************************************
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* SugarCRM is a customer relationship management program developed by
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* SugarCRM, Inc. Copyright (C) 2004-2010 SugarCRM Inc.
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*
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* This program is free software; you can redistribute it and/or modify it under
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* the terms of the GNU Affero General Public License version 3 as published by the
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* Free Software Foundation with the addition of the following permission added
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* to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED WORK
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* IN WHICH THE COPYRIGHT IS OWNED BY SUGARCRM, SUGARCRM DISCLAIMS THE WARRANTY
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* OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
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* details.
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*
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* You should have received a copy of the GNU Affero General Public License along with
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* this program; if not, see http://www.gnu.org/licenses or write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301 USA.
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*
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* You can contact SugarCRM, Inc. headquarters at 10050 North Wolfe Road,
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* SW2-130, Cupertino, CA 95014, USA. or at email address contact@sugarcrm.com.
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*
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* The interactive user interfaces in modified source and object code versions
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* of this program must display Appropriate Legal Notices, as required under
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* Section 5 of the GNU Affero General Public License version 3.
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*
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* In accordance with Section 7(b) of the GNU Affero General Public License version 3,
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* these Appropriate Legal Notices must retain the display of the "Powered by
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* SugarCRM" logo. If the display of the logo is not reasonably feasible for
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* technical reasons, the Appropriate Legal Notices must display the words
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* "Powered by SugarCRM".
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********************************************************************************/
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require_once('include/Pear/Crypt_Blowfish/Blowfish.php');
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function sugarEncode($key, $data){
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return base64_encode($data);
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}
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function sugarDecode($key, $encoded){
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$data = base64_decode($encoded);
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return $data;
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}
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///////////////////////////////////////////////////////////////////////////////
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//// BLOWFISH
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/**
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* retrives the system's private key; will build one if not found, but anything encrypted before is gone...
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* @param string type
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* @return string key
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*/
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function blowfishGetKey($type) {
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$key = array();
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$type = str_rot13($type);
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$keyCache = "{$GLOBALS['sugar_config']['cache_dir']}blowfish/{$type}.php";
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// build cache dir if needed
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if(!file_exists($GLOBALS['sugar_config']['cache_dir'].'blowfish')) {
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mkdir_recursive($GLOBALS['sugar_config']['cache_dir'].'blowfish');
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}
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// get key from cache, or build if not exists
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if(file_exists($keyCache)) {
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include($keyCache);
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} else {
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// create a key
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$key[0] = create_guid();
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write_array_to_file('key', $key, $keyCache);
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}
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return $key[0];
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}
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/**
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* Uses blowfish to encrypt data and base 64 encodes it. It stores the iv as part of the data
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* @param STRING key - key to base encoding off of
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* @param STRING data - string to be encrypted and encoded
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* @return string
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*/
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function blowfishEncode($key, $data){
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$bf = new Crypt_Blowfish($key);
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$encrypted = $bf->encrypt($data);
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return base64_encode($encrypted);
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}
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/**
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* Uses blowfish to decode data assumes data has been base64 encoded with the iv stored as part of the data
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* @param STRING key - key to base decoding off of
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* @param STRING encoded base64 encoded blowfish encrypted data
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* @return string
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*/
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function blowfishDecode($key, $encoded){
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$data = base64_decode($encoded);
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$bf = new Crypt_Blowfish($key);
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return trim($bf->decrypt($data));
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}
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?>
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