v></div>
<p>
          <a class="indexterm" name="boost_asio.indexterm.buffered_write_stream.read_some"></a> 
Read
          some data from the stream. Returns the number of bytes read. Throws an
          exception on failure.
        </p>
<pre class="programlisting">template&lt;
    typename <a class="link" href="../MutableBufferSequence.html" title="Mutable buffer sequence requirements">MutableBufferSequence</a>&gt;
std::size_t <a class="link" href="read_some/overload1.html" title="buffered_write_stream: