boost__beast__websocket__stream.handshake_ex.overload2.h1"></a>
            <span class="phrase"><a name="beast.ref.boost__beast__websocket__stream.handshake_ex.overload2.description"></a></span><a class="link" href="overload2.html#beast.ref.boost__beast__websocket__stream.handshake_ex.overload2.description">Description</a>
          </h7><p>
            This function is used to synchronously send the WebSocket upgrade HTTP
            request. The call blocks until one of the following conditions is true:
