http: switch on "pipelining" (multiplexing) for HTTP/2 servers (6e6b02f3) · Commits · CYBER - Cyber Security / TS 103 523 MSP / TLMSP / TLMSP curl

lib/http.c

+15 −14

Original line number	Diff line number	Diff line
		@@ -3332,13 +3332,11 @@ CURLcode Curl_http_readwrite_headers(struct SessionHandle *data,
		}
		else if(conn->httpversion == 20 \|\|
		(k->upgr101 == UPGR101_REQUESTED && k->httpcode == 101)) {
		/* Don't enable pipelining for HTTP/2 or upgraded connection. For
		HTTP/2, we do not support multiplexing. In general, requests
		cannot be pipelined in upgraded connection, since it is now
		different protocol. */
		DEBUGF(infof(data,
		"HTTP 2 or upgraded connection do not support "
		"pipelining for now\n"));
		DEBUGF(infof(data, "HTTP/2 found, allow multiplexing\n"));

		/* HTTP/2 cannot blacklist multiplexing since it is a core
		functionality of the protocol */
		conn->bundle->server_supports_pipelining = TRUE;
		}
		else if(conn->httpversion >= 11 &&
		!conn->bits.close) {
		@@ -3432,6 +3430,8 @@ CURLcode Curl_http_readwrite_headers(struct SessionHandle *data,
		}
		}
		else if(checkprefix("Server:", k->p)) {
		if(conn->httpversion < 20) {
		/* only do this for non-h2 servers */
		char *server_name = Curl_copy_header_value(k->p);

		/* Turn off pipelining if the server version is blacklisted */
		@@ -3441,6 +3441,7 @@ CURLcode Curl_http_readwrite_headers(struct SessionHandle *data,
		}
		free(server_name);
		}
		}
		else if((conn->httpversion == 10) &&
		conn->bits.httpproxy &&
		Curl_compareheader(k->p,