function encode_password in LDAP integration 6

Return an encrypted password

*Most of the code here is from phpLDAPadmin.

1 call to encode_password()

_ldapdata_user_update_drupal_account in ./ldapdata.module

Find out which Drupal attributes should be synced back to LDAP..

File

./ldapdata.module, line 916

ldapdata provides data maping against ldap server.

Code

function encode_password($clearTxt) {
  global $_ldapdata_ldap;
  switch ($_ldapdata_ldap
    ->getOption('enc_type')) {
    case 1:

      // MD5
      $cipherTxt = '{MD5}' . base64_encode(pack('H*', md5($clearTxt)));
      break;
    case 2:

      // Crypt
      $cipherTxt = '{CRYPT}' . crypt($clearTxt, substr($clearTxt, 0, 2));
      break;
    case 3:

      // Salted Crypt
      $cipherTxt = '{CRYPT}' . crypt($clearTxt, random_salt(2));
      break;
    case 4:

      // Extended DES
      $cipherTxt = '{CRYPT}' . crypt($clearTxt, '_' . random_salt(8));
      break;
    case 5:

      // MD5Crypt
      $cipherTxt = '{CRYPT}' . crypt($clearTxt, '$1$' . random_salt(9));
      break;
    case 6:

      // Blowfish
      $cipherTxt = '{CRYPT}' . crypt($clearTxt, '$2a$12$' . random_salt(13));
      break;
    case 7:

      // Salted MD5
      mt_srand((double) microtime() * 1000000);
      $salt = mhash_keygen_s2k(MHASH_MD5, $clearTxt, substr(pack("h*", md5(mt_rand())), 0, 8), 4);
      $cipherTxt = "{SMD5}" . base64_encode(mhash(MHASH_MD5, $clearTxt . $salt) . $salt);
      break;
    case 8:

      // SHA
      if (function_exists('sha1')) {
        $cipherTxt = '{SHA}' . base64_encode(pack('H*', sha1($clearTxt)));
      }
      elseif (function_exists('mhash')) {
        $cipherTxt = '{SHA}' . base64_encode(mhash(MHASH_SHA1, $clearTxt));
      }
      break;
    case 9:

      // Salted SHA
      mt_srand((double) microtime() * 1000000);
      $salt = mhash_keygen_s2k(MHASH_SHA1, $clearTxt, substr(pack("h*", md5(mt_rand())), 0, 8), 4);
      $cipherTxt = "{SSHA}" . base64_encode(mhash(MHASH_SHA1, $clearTxt . $salt) . $salt);
      break;
    default:

      // Cleartext
      $cipherTxt = $clearTxt;
  }
  return $cipherTxt;
}