getHeader("Expect") === "100-continue") { $response = new http\Env\Response; $response->setEnvRequest($request); $response->setResponseCode(100); $response->send($client); } /* return the initial message as response body */ $response = new http\Env\Response; /* avoid OOM with $response->getBody()->append($request); */ dump_message($response->getBody()->getResource(), $request); $response->send($client); });