lock &gt;&gt;&gt;(ptr, capacity, params);</div><div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;  }</div><div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;};</div><div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;</div><div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;</div><div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;} <span class="comment">// namespace device</s