eer (<a class="el" href="classipc_1_1transport_1_1Blob__sender.html" title="A documentation-only concept defining the behavior of an object capable of reliably/in-order sending ...">Blob_sender</a>, <a class="el" href="classipc_1_1transport_1_1Blob__receiver.html" title="A documentation-only concept defining the behavior of an object capable of reliably/in-order receivin...">Blob_receiver</a>) at one end of full-duplex (bidirectional) pipe composed of 2 opposite-facing unidirectional POSIX MQs (message queu