0;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>the request. </td></tr>
    <tr><td class="paramname">data</td><td>the response data. </td></tr>
    <tr><td class="paramname">len</td><td>the length of the response data.</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Ret