public void UnpackData(byte[] data, int length)
{
Header = new ModbusApplicationHeader();
// Header = Header.getObjectHeader(data); // nepotrebno ipak
byte[] responseData = new byte[length - 7];
Buffer.BlockCopy(data, 7, responseData, 0, length - 7);
// to do: handle exceptions in future implementation
// if exception happens here, means that simulator could not process request. maybe request address and function code was not "aligned"
// also, PAY ATTENTION to configuration files (values in RtuCfg.txt and ScadaModel.xml must correspond!)
if ((responseData[0] & 0x80) != 1) // check for exception
{
switch ((FunctionCodes)responseData[0])
{
case FunctionCodes.WriteSingleCoil:
case FunctionCodes.WriteSingleRegister:
Response = new WriteResponse();
Response.GetObjectResponse(responseData);
break;
case FunctionCodes.ReadCoils:
case FunctionCodes.ReadDiscreteInput:
Response = new BitReadResponse();
Response.GetObjectResponse(responseData);
//Console.WriteLine("ReadDiscreteInput Response");
//Console.WriteLine(BitConverter.ToString(data, 0, length));
break;
case FunctionCodes.ReadHoldingRegisters:
case FunctionCodes.ReadInputRegisters:
Response = new RegisterReadResponse();
Response.GetObjectResponse(responseData);
//Console.WriteLine("ReadHoldingRegisters Response");
//Console.WriteLine(BitConverter.ToString(data, 0, length));
break;
default:
// obrati paznju na konfig fajlove ako ovvde pukne
Console.WriteLine("Error, ovo ne treeeba da se desava :O !!!!!");
throw new Exception("Something went wrong.Slave can not process request.");
}
}
else
{
//Console.WriteLine("Something went wrong. Slave can not process request.");
throw new Exception("Something went wrong.Slave can not process request.");
}
}
public void UnpackData(byte[] data, int length)
{
Header = new ModbusApplicationHeader();
Header = Header.getObjectHeader(data); // nepotrebno ipak
byte[] responseData = new byte[length - 7];
Buffer.BlockCopy(data, 7, responseData, 0, length - 7);
// OBRATITI PAZNJU NA KONFIGURACIONE FAJLOVE SIMULATORA AKO OVDE PUKNE!
switch ((FunctionCodes)responseData[0])
{
case FunctionCodes.WriteSingleCoil:
case FunctionCodes.WriteSingleRegister:
Response = new WriteResponse();
Response.GetObjectResponse(responseData);
break;
case FunctionCodes.ReadCoils:
case FunctionCodes.ReadDiscreteInput:
Response = new BitReadResponse();
Response.GetObjectResponse(responseData);
//Console.WriteLine("ReadDiscreteInput Response");
//Console.WriteLine(BitConverter.ToString(data, 0, length));
break;
case FunctionCodes.ReadHoldingRegisters:
case FunctionCodes.ReadInputRegisters:
Response = new RegisterReadResponse();
Response.GetObjectResponse(responseData);
//Console.WriteLine("ReadHoldingRegisters Response");
//Console.WriteLine(BitConverter.ToString(data, 0, length));
break;
default:
// obrati paznju na konfig fajlove ako ovvde pukne
Console.WriteLine("Error!!!!!");
break;
}
}