private void m_adapter_OnProfinetArrival(ConnectionInfoEthernet sender, Stream stream)
{
RT.FrameIds frameID;
//Real Time
RT.DecodeFrameId(stream, out frameID);
if (frameID == RT.FrameIds.DCP_Identify_ResPDU || frameID == RT.FrameIds.DCP_Identify_ReqPDU || frameID == RT.FrameIds.DCP_Get_Set_PDU || frameID == RT.FrameIds.DCP_Hello_ReqPDU)
{
DCP.ServiceIds serviceID;
uint xid;
ushort responseDelayFactor;
ushort dcpDataLength;
DCP.DecodeHeader(stream, out serviceID, out xid, out responseDelayFactor, out dcpDataLength);
Dictionary <DCP.BlockOptions, object> blocks;
DCP.DecodeAllBlocks(stream, dcpDataLength, out blocks);
if (OnDcpMessage != null)
{
OnDcpMessage(sender, new DcpMessageArgs(serviceID, xid, responseDelayFactor, blocks));
}
}
else if (frameID == RT.FrameIds.PTCP_DelayReqPDU)
{
//ignore this for now
}
else if (frameID >= RT.FrameIds.RTC_Start && frameID <= RT.FrameIds.RTC_End)
{
long dataPos = stream.Position;
stream.Position = stream.Length - 4;
UInt16 cycleCounter;
RT.DataStatus dataStatus;
RT.TransferStatus transferStatus;
RT.DecodeRTCStatus(stream, out cycleCounter, out dataStatus, out transferStatus);
stream.Position = dataPos;
if (OnCyclicMessage != null)
{
OnCyclicMessage(sender, cycleCounter, dataStatus, transferStatus, stream, (int)(stream.Length - dataPos - 4));
}
}
else if (frameID == RT.FrameIds.Alarm_Low || frameID == RT.FrameIds.Alarm_High)
{
UInt16 alarmDestinationEndpoint;
UInt16 alarmSourceEndpoint;
RT.PDUTypes pduType;
RT.AddFlags addFlags;
UInt16 sendSeqNum;
UInt16 ackSeqNum;
UInt16 varPartLen;
RT.DecodeRTAHeader(stream, out alarmDestinationEndpoint, out alarmSourceEndpoint, out pduType, out addFlags, out sendSeqNum, out ackSeqNum, out varPartLen);
if (OnAcyclicMessage != null)
{
OnAcyclicMessage(sender, alarmDestinationEndpoint, alarmSourceEndpoint, pduType, addFlags, sendSeqNum, ackSeqNum, varPartLen, stream);
}
}
else
{
Trace.TraceWarning("Unclassified RT message");
}
}
private void conn_OnDcpMessage(ConnectionInfoEthernet sender, DcpMessageArgs args)
{
if (args.Xid == mXid)
{
Result = args.Blocks;
IsCompleted = true;
mWait.Set();
}
}
