public override byte[] PackRequest()
{
byte[] request = new byte[20];
DNP3ReadCommandParameters commadnParam = (DNP3ReadCommandParameters)CommandParameters;
CommandParameters.Length = 0x0d; //20 - 2*(2 CRC) - 2 Start - 1 len
Buffer.BlockCopy(headerBuilder.Build(CommandParameters), 0, request, 0, 10);
request[10] = commadnParam.TransportControl;
request[11] = commadnParam.AplicationControl;
request[12] = commadnParam.FunctionCode;
Buffer.BlockCopy(BitConverter.GetBytes(IPAddress.HostToNetworkOrder((short)commadnParam.ObjectTypeField)), 0, request, 13, 2);
request[15] = commadnParam.Qualifier;
request[16] = (byte)commadnParam.RangeField;
request[17] = (byte)commadnParam.RangeField;
ushort crc = 0;
for (int i = 10; i < 18; i++)
{
CrcCalculator.computeCRC(request[i], ref crc);
}
crc = (ushort)(~crc);
Buffer.BlockCopy(BitConverter.GetBytes(crc), 0, request, 18, 2);
return(request);
}
public override byte[] PackRequest()
{
byte[] request = new byte[25];
DNP3WriteCommandParameters commandParam = (DNP3WriteCommandParameters)CommandParameters;
CommandParameters.Length = 18;
Buffer.BlockCopy(headerBuilder.Build(CommandParameters), 0, request, 0, 10);
request[10] = commandParam.TransportControl;
request[11] = commandParam.AplicationControl;
request[12] = commandParam.FunctionCode;
Buffer.BlockCopy(BitConverter.GetBytes(IPAddress.HostToNetworkOrder((short)commandParam.ObjectTypeField)), 0, request, 13, 2);
request[15] = commandParam.Qualifier;
Buffer.BlockCopy(BitConverter.GetBytes(Convert.ToUInt16(commandParam.RangeField)), 0, request, 16, 2);
Buffer.BlockCopy(BitConverter.GetBytes(Convert.ToUInt16(commandParam.Prefix)), 0, request, 18, 2);
Buffer.BlockCopy(BitConverter.GetBytes(Convert.ToUInt16(commandParam.Value)), 0, request, 20, 2);
request[22] = 0x00;
ushort crc1 = 0;
for (int i = 10; i < 23; i++)
{
CrcCalculator.computeCRC(request[i], ref crc1);
}
crc1 = (ushort)(~crc1);
Buffer.BlockCopy(BitConverter.GetBytes(crc1), 0, request, 23, 2);
return(request);
}
public override byte[] PackRequest()
{
byte[] message = new byte[15];
DNP3ConfirmCommandParamters commandParam = (DNP3ConfirmCommandParamters)CommandParameters;
CommandParameters.Length = 0x08;
Buffer.BlockCopy(headerBuilder.Build(CommandParameters), 0, message, 0, 10);
message[10] = commandParam.TransportControl;
message[11] = commandParam.AplicationControl;
message[12] = commandParam.FunctionCode;
ushort crc = 0;
for (int i = 10; i < 13; i++)
{
CrcCalculator.computeCRC(message[i], ref crc);
}
crc = (ushort)(~crc);
Buffer.BlockCopy(BitConverter.GetBytes(crc), 0, message, 13, 2);
return(message);
}
