span class="special">(</span> <span class="identifier">buf</span><span class="special">,</span> <span class="keyword">sizeof</span><span class="special">(</span><span class="identifier">buf</span><span class="special">)</span> <span class="special">);</span>
        <span class="identifier">p</span><span class="special">.</span><span class="identifier">write</span><span class="special">(</span> <span class="identifier">buf</span><span class="special">,</span> <span class="identifier">nread</span><span class