/// <summary>
/// The callback method to receive data from transport layer.
/// </summary>
private void OnDataReceived(byte[] data, uint channelId)
{
lock (receivedList)
{
RdpegfxPdu pdu = new RdpegfxPdu();
bool fSucceed = false;
bool fResult = PduMarshaler.Unmarshal(data, pdu);
if (fResult)
{
byte[] pduData = new byte[pdu.Header.pduLength];
Array.Copy(data, pduData, pduData.Length);
if (pdu.Header.cmdId == PacketTypeValues.RDPGFX_CMDID_CAPSADVERTISE)
{
RDPGFX_CAPS_ADVERTISE recv = new RDPGFX_CAPS_ADVERTISE();
fSucceed = AddToReceivedList(pduData, recv);
}
else if (pdu.Header.cmdId == PacketTypeValues.RDPGFX_CMDID_FRAMEACKNOWLEDGE)
{
RDPGFX_FRAME_ACK recv = new RDPGFX_FRAME_ACK();
fSucceed = AddToReceivedList(pduData, recv);
}
else if (pdu.Header.cmdId == PacketTypeValues.RDPGFX_CMDID_CACHEIMPORTOFFER)
{
RDPGFX_CACHE_IMPORT_OFFER recv = new RDPGFX_CACHE_IMPORT_OFFER();
fSucceed = AddToReceivedList(pduData, recv);
}
}
if (!fResult || !fSucceed)
{
RdpegfxUnkownPdu unkown = new RdpegfxUnkownPdu();
PduMarshaler.Unmarshal(data, unkown);
receivedList.Add(unkown);
}
}
}
/// <summary>
/// The AddToReceivedList method to add receive message into receive list.
/// </summary>
private bool AddToReceivedList(byte[] pduData, RdpegfxPdu recv)
{
bool fSucceed = false;
try
{
fSucceed = PduMarshaler.Unmarshal(pduData, recv);
receivedList.Add(recv);
}
catch (PDUDecodeException decodeExceptioin)
{
RdpegfxUnkownPdu unkown = new RdpegfxUnkownPdu();
fSucceed = PduMarshaler.Unmarshal(decodeExceptioin.DecodingData, unkown);
receivedList.Add(unkown);
}
return(fSucceed);
}
/// <summary>
/// Decode one PDU
/// </summary>
/// <param name="data"></param>
/// <returns></returns>
public static RdpegfxPdu DecodeSinglePdu(byte[] data)
{
RdpegfxPdu pdu = new RdpegfxPdu();
bool fResult = PduMarshaler.Unmarshal(data, pdu);
if (fResult)
{
RdpegfxServerPdu receivedPdu = null;
if (pdu.Header.cmdId == PacketTypeValues.RDPGFX_CMDID_WIRETOSURFACE_1)
{
receivedPdu = new RDPGFX_WIRE_TO_SURFACE_PDU_1();
}
else if (pdu.Header.cmdId == PacketTypeValues.RDPGFX_CMDID_WIRETOSURFACE_2)
{
receivedPdu = new RDPGFX_WIRE_TO_SURFACE_PDU_2();
}
else if (pdu.Header.cmdId == PacketTypeValues.RDPGFX_CMDID_DELETEENCODINGCONTEXT)
{
receivedPdu = new RDPGFX_DELETE_ENCODING_CONTEXT();
}
else if (pdu.Header.cmdId == PacketTypeValues.RDPGFX_CMDID_SOLIDFILL)
{
receivedPdu = new RDPGFX_SOLIDFILL();
}
else if (pdu.Header.cmdId == PacketTypeValues.RDPGFX_CMDID_SURFACETOSURFACE)
{
receivedPdu = new RDPGFX_SURFACE_TO_SURFACE();
}
else if (pdu.Header.cmdId == PacketTypeValues.RDPGFX_CMDID_SURFACETOCACHE)
{
receivedPdu = new RDPGFX_SURFACE_TO_CACHE();
}
else if (pdu.Header.cmdId == PacketTypeValues.RDPGFX_CMDID_CACHETOSURFACE)
{
receivedPdu = new RDPGFX_CACHE_TO_SURFACE();
}
else if (pdu.Header.cmdId == PacketTypeValues.RDPGFX_CMDID_EVICTCACHEENTRY)
{
receivedPdu = new RDPGFX_EVICT_CACHE_ENTRY();
}
else if (pdu.Header.cmdId == PacketTypeValues.RDPGFX_CMDID_CREATESURFACE)
{
receivedPdu = new RDPGFX_CREATE_SURFACE();
}
else if (pdu.Header.cmdId == PacketTypeValues.RDPGFX_CMDID_DELETESURFACE)
{
receivedPdu = new RDPGFX_DELETE_SURFACE();
}
else if (pdu.Header.cmdId == PacketTypeValues.RDPGFX_CMDID_STARTFRAME)
{
receivedPdu = new RDPGFX_START_FRAME();
}
else if (pdu.Header.cmdId == PacketTypeValues.RDPGFX_CMDID_ENDFRAME)
{
receivedPdu = new RDPGFX_END_FRAME();
}
else if (pdu.Header.cmdId == PacketTypeValues.RDPGFX_CMDID_RESETGRAPHICS)
{
receivedPdu = new RDPGFX_RESET_GRAPHICS();
}
else if (pdu.Header.cmdId == PacketTypeValues.RDPGFX_CMDID_MAPSURFACETOOUTPUT)
{
receivedPdu = new RDPGFX_MAPSURFACE_TO_OUTPUT();
}
else if (pdu.Header.cmdId == PacketTypeValues.RDPGFX_CMDID_CACHEIMPORTREPLY)
{
receivedPdu = new RDPGFX_CACHE_IMPORT_REPLY();
}
else if (pdu.Header.cmdId == PacketTypeValues.RDPGFX_CMDID_CAPSCONFIRM)
{
receivedPdu = new RDPGFX_CAPS_CONFIRM();
}
else if (pdu.Header.cmdId == PacketTypeValues.RDPGFX_CMDID_MAPSURFACETOWINDOW)
{
receivedPdu = new RDPGFX_MAP_SURFACE_TO_WINDOW();
}
else if (pdu.Header.cmdId == PacketTypeValues.RDPGFX_CMDID_QOEFRAMEACKNOWLEDGE)
{
receivedPdu = new RDPGFX_QOE_FRAME_ACKNOWLEDGE_PDU();
}
else if (pdu.Header.cmdId == PacketTypeValues.RDPGFX_CMDID_MAPSURFACETOSCALEDOUTPUT)
{
receivedPdu = new RDPGFX_MAP_SURFACE_TO_SCALED_OUTPUT_PDU();
}
else if (pdu.Header.cmdId == PacketTypeValues.RDPGFX_CMDID_MAPSURFACETOSCALEDWINDOW)
{
receivedPdu = new RDPGFX_MAP_SURFACE_TO_SCALED_WINDOW_PDU();
}
if (receivedPdu != null && PduMarshaler.Unmarshal(data, receivedPdu))
{
return(receivedPdu);
}
}
RdpegfxUnkownPdu unkown = new RdpegfxUnkownPdu();
PduMarshaler.Unmarshal(data, unkown);
return(unkown);
}
