/p>
<dl class="section pre"><dt>Precondition</dt><dd>mqtt_connect must have been called.</dd></dl>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in,out]</td><td class="paramname">client</td><td>The MQTT client.</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd><code>MQTT_OK</code> upon success, an <a class="el" href="group__api.html#gad0c901a8d30691ed0ca17915b691b7e7">MQTTErrors</a> otherwise. </dd></dl>

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