Method SendReceive

src/network/network_content.cpp:761–779

* Check whether we received/can send some data from/to the content server and * when that's the case handle it appropriately */

 * when that's the case handle it appropriately
 */
void ClientNetworkContentSocketHandler::SendReceive()
{
	if (this->sock == INVALID_SOCKET || this->is_connecting) return;

	/* Close the connection to the content server after inactivity; there can still be downloads pending via HTTP. */
	if (std::chrono::steady_clock::now() > this->last_activity + IDLE_TIMEOUT) {
		this->CloseConnection();
		return;
	}

	if (this->CanSendReceive()) {
		if (this->ReceivePackets()) {
			/* Only update activity once a packet is received, instead of every time we try it. */
			this->last_activity = std::chrono::steady_clock::now();
		}
	}

	this->SendPackets();
}

/** Timeout after queueing content for it to try to be requested. */
static constexpr auto CONTENT_QUEUE_TIMEOUT = std::chrono::milliseconds(100);