cla.module

  function cla_block_view($delta = '')
  {
    $block = array();

    switch ($delta) {
      case 'cla':
        $block['subject'] = t('Custom login actions');
        $block['contents'] = array(
          '#type' => 'markup',
          '#markup' => 'asd'
        );
        break;
    }

    return $block;
  }