Revize e60ade62

Re #8734 - Implement server-to-client preamble

deltarobot/curvedataserver.cpp

@@ -25 +25 @@
 
     _sockets.push_back(clientSocket);
 
+    sendPreamble(clientSocket);
 }
 
 void CurveDataServer::onSocketStateChanged(QAbstractSocket::SocketState socketState)
@@ -102 +103 @@
     for (QTcpSocket* socket : _sockets) {
             socket->write(message);
     }
-    qDebug() << message.toHex();
-    qDebug() << x << " " << y << " " << z;
+    //qDebug() << message.toHex();
+    //qDebug() << x << " " << y << " " << z;
+}
+
+
+void CurveDataServer::sendPreamble(QTcpSocket *socket)
+{
+    sendProtocolMagic(socket);
+    sendVersion(socket);
+}
+
+void CurveDataServer::sendProtocolMagic(QTcpSocket *socket)
+{
+    char *messageContent = "DeltaRVr";
+    QByteArray message(10, 0);
+    message[0] = 0x01;
+    message[1] = 0x30;
+
+    for (int i = 0; i < 8; i++)
+    {
+        message[i + 2] = messageContent[i];
+    }
+
+    socket->write(message);
+
+    qDebug() << "Sent Protocol Magic to" << socket->peerAddress();
+    //qDebug() << message.toHex();
+}
+
+void CurveDataServer::sendVersion(QTcpSocket *socket)
+{
+    QByteArray message(6, 0);
+    message[0] = 0x02;
+    message[1] = 0x20;
+
+    message[5] = 0x01;
+
+    socket->write(message);
+
+    qDebug() << "Sent Protocol Version to" << socket->peerAddress();
+    //qDebug() << message.toHex();
 }