    </td>
        <td class="jd-linkcol" width="100%"><nobr>
        <span class="sympad"><a href="../../../reference/javax/crypto/MacSpi.html#engineUpdate(java.nio.ByteBuffer)">engineUpdate</a></span>(<a href="../../../reference/java/nio/ByteBuffer.html">ByteBuffer</a> input)</nobr>
        
        <div class="jd-descrdiv">Updates this <code>MacSpi</code> instance with the data from the specified
 buffer, starting at <code><a href="../../../reference/java/nio/Buffer.html#position()">position()</a></code>,