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   1  <?php
   2  /*

   3  

   4    osCommerce, Open Source E-Commerce Solutions

   5    http://www.oscommerce.com

   6  

   7    Copyright (c) 2003 osCommerce

   8    

   9    osCommRes, Services Online

  10    http://www.oscommres.com

  11  

  12    Copyright (c) 2005 osCommRes

  13  

  14    Released under the GNU General Public License

  15  */
  16  ////

  17  // This funstion validates a plain text password with an

  18  // encrpyted password

  19    function tep_validate_password($plain, $encrypted) {
  20      if (tep_not_null($plain) && tep_not_null($encrypted)) {
  21  // split apart the hash / salt

  22        $stack = explode(':', $encrypted);
  23  
  24        if (sizeof($stack) != 2) return false;
  25  
  26        if (md5($stack[1] . $plain) == $stack[0]) {
  27          return true;
  28        }
  29      }
  30  
  31      return false;
  32    }
  33  
  34  ////

  35  // This function makes a new password from a plaintext password. 

  36    function tep_encrypt_password($plain) {
  37      $password = '';
  38  
  39      for ($i=0; $i<10; $i++) {
  40        $password .= tep_rand();
  41      }
  42  
  43      $salt = substr(md5($password), 0, 2);
  44  
  45      $password = md5($salt . $plain) . ':' . $salt;
  46  
  47      return $password;
  48    }
  49  ?>