<?php
//
// +----------------------------------------------------------------------+
// |zen-cart Open Source E-commerce                                       |
// +----------------------------------------------------------------------+
// | Copyright (c) 2003 The zen-cart developers                           |
// |                                                                      |   
// | http://www.zen-cart.com/index.php                                    |   
// |                                                                      |   
// | Portions Copyright (c) 2003 osCommerce                               |
// +----------------------------------------------------------------------+
// | This source file is subject to version 2.0 of the GPL license,       |
// | that is bundled with this package in the file LICENSE, and is        |
// | available through the world-wide-web at the following url:           |
// | http://www.zen-cart.com/license/2_0.txt.                             |
// | If you did not receive a copy of the zen-cart license and are unable |
// | to obtain it through the world-wide-web, please send a note to       |
// | license@zen-cart.com so we can mail you a copy immediately.          |
// +----------------------------------------------------------------------+
// $Id: password_funcs.php,v 1.1.1.1 2004/09/01 04:47:48 shidairiki Exp $
//
/**
 * @package ZenCart_Functions
*/

////
// This funstion validates a plain text password with an
// encrpyted password
  function zen_validate_password($plain, $encrypted) {
    if (zen_not_null($plain) && zen_not_null($encrypted)) {
// split apart the hash / salt
      $stack = explode(':', $encrypted);

      if (sizeof($stack) != 2) return false;

      if (md5($stack[1] . $plain) == $stack[0]) {
        return true;
      }
    }

    return false;
  }

////
// This function makes a new password from a plaintext password. 
  function zen_encrypt_password($plain) {
    $password = '';

    for ($i=0; $i<10; $i++) {
      $password .= zen_rand();
    }

    $salt = substr(md5($password), 0, 2);

    $password = md5($salt . $plain) . ':' . $salt;

    return $password;
  }
?>