fix default message handler

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

client.go

@@ -254,6 +254,35 @@ func (*DefaultClientMessageHandler) Handle(c Conn) error {
 		serverMessages[m.Type()] = m
 	}
 
+	spf := &SetPixelFormat{PF: *cfg.PixelFormat}
+	if err = spf.Write(c); err != nil {
+		//		cfg.ErrorCh <- err
+		return err
+	}
+
+	senc := &SetEncodings{
+		EncNum:    uint16(len(cfg.Encodings)),
+		Encodings: make([]EncodingType, 0, len(cfg.Encodings)),
+	}
+
+	for _, enc := range cfg.Encodings {
+		senc.Encodings = append(senc.Encodings, enc.Type())
+	}
+	if err = senc.Write(c); err != nil {
+		return err
+	}
+
+	fbur := &FramebufferUpdateRequest{
+		Inc:    0,
+		X:      0,
+		Y:      0,
+		Width:  c.Width(),
+		Height: c.Height(),
+	}
+	if err = fbur.Write(c); err != nil {
+		return err
+	}
+
 	go func() {
 		defer wg.Done()
 		for {
@@ -279,7 +308,7 @@ func (*DefaultClientMessageHandler) Handle(c Conn) error {
 				}
 				msg, ok := serverMessages[messageType]
 				if !ok {
-					err = fmt.Errorf("unknown message-type: %v", messageType)
+					err = fmt.Errorf("unknown message-type: %#+v", messageType)
 					cfg.ErrorCh <- err
 					return
 				}

handlers.go

@@ -257,7 +257,9 @@ type DefaultClientServerInitHandler struct{}
 // Handle provide default server init handler
 func (*DefaultClientServerInitHandler) Handle(c Conn) error {
 	var err error
+
 	srvInit := ServerInit{}
+	pf := PixelFormat{}
 
 	if err = binary.Read(c, binary.BigEndian, &srvInit.FBWidth); err != nil {
 		return err
@@ -265,9 +267,11 @@ func (*DefaultClientServerInitHandler) Handle(c Conn) error {
 	if err = binary.Read(c, binary.BigEndian, &srvInit.FBHeight); err != nil {
 		return err
 	}
-	if err = binary.Read(c, binary.BigEndian, &srvInit.PixelFormat); err != nil {
+	if err = binary.Read(c, binary.BigEndian, &pf); err != nil {
 		return err
 	}
+	srvInit.PixelFormat = &pf
+
 	if err = binary.Read(c, binary.BigEndian, &srvInit.NameLength); err != nil {
 		return err
 	}
@@ -276,7 +280,9 @@ func (*DefaultClientServerInitHandler) Handle(c Conn) error {
 	if err = binary.Read(c, binary.BigEndian, &srvInit.NameText); err != nil {
 		return err
 	}
+
 	c.SetDesktopName(srvInit.NameText)
+
 	if c.Protocol() == "aten1" {
 		c.SetWidth(800)
 		c.SetHeight(600)
@@ -286,6 +292,7 @@ func (*DefaultClientServerInitHandler) Handle(c Conn) error {
 		c.SetHeight(srvInit.FBHeight)
 		c.SetPixelFormat(srvInit.PixelFormat)
 	}
+
 	if c.Protocol() == "aten1" {
 		ikvm := struct {
 			_               [8]byte