special">(</span><span class="identifier">recv_buf</span><span class="special">.</span><span class="identifier">data</span><span class="special">(),</span> <span class="identifier">len</span><span class="special">);</span>
  <span class="special">}</span>
</pre>
<p>
        Finally, handle any exceptions that may have been thrown.
      </p>
<pre class="programlisting">  <span class="keyword">catch</span> <span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span c