private UnPackageError CheckedPackageData(byte[] data, out SlaveReplyDataBase replyDataBase)
{
try
{
replyDataBase = null;
switch (OrderCmd)
{
case 0x01:
replyDataBase = new SlaveReadCoilsReplyData(SlaveID, OrderCmd, Data);
break;
case 0x02:
replyDataBase = new SlaveReadDiscreteInputsReplyData(SlaveID, OrderCmd, Data);
break;
case 0x03:
replyDataBase = new SlaveReadHoldingRegisterReplyData(SlaveID, OrderCmd, Data);
break;
case 0x04:
replyDataBase = new SlaveReadInputRegistersReplyData(SlaveID, OrderCmd, Data);
break;
default:
replyDataBase = new SlaveUnknownReplyData(SlaveID, OrderCmd, Data);
break;
}
return(UnPackageError.Normal);
}
catch (Exception ex)
{
throw CreateUnPackageException("CheckedPackageData", ex, data);
}
}
public void BuilderObjFromBytesTest()
{
byte[] _orderCmd0x01 = { 0x00, 0x77, 0x00, 0x00, 0x00, 0x05, 0x02, 0x01, 0x02, 0x1F, 0x00 };
ModBusTCPUnPackage _unpackageOrderCmd0x01 = new ModBusTCPUnPackage();
SlaveReplyDataBase _slaveReplyData = null;
UnPackageError _unpackageError = _unpackageOrderCmd0x01.BuilderObjFromBytes(_orderCmd0x01, out _slaveReplyData);
Assert.AreEqual(_slaveReplyData.OrderCmdCode, 0x01);
}
public void BuilderObjFromBytesTest()
{
byte[] _orderCmd0x01 = { 0x02, 0x01, 0x02, 0x1F, 0x00, 0xF5, 0xCC };
ModBusRTUUnPackage _unpackageOrderCmd0x01 = new ModBusRTUUnPackage();
SlaveReplyDataBase _slaveReplyData = null;
UnPackageError _unpackageError = _unpackageOrderCmd0x01.BuilderObjFromBytes(_orderCmd0x01, out _slaveReplyData);
Assert.AreEqual(_slaveReplyData.OrderCmdCode, 0x01);
byte[] _orderCmd0x03 = { 002, 0x03, 0x14, 0x00, 0x01, 0x00, 0x02, 0x00, 0x03, 0x00, 0x04, 0x00, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x37, 0x57 };
ModBusRTUUnPackage _unpackageOrderCmd0x03 = new ModBusRTUUnPackage();
_slaveReplyData = null;
_unpackageError = _unpackageOrderCmd0x03.BuilderObjFromBytes(_orderCmd0x03, out _slaveReplyData);
Assert.AreEqual(_slaveReplyData.OrderCmdCode, 0x03);
}
/// <summary>
/// 拆包
/// </summary>
/// <param name="data">数据报文</param>
/// <returns>返回结果;1.是否拆包成功；2.拆包成功后对象</returns>
public UnPackageError BuilderObjFromBytes(byte[] data, out SlaveReplyDataBase slaveReplyData)
{
slaveReplyData = null;
UnPackageError _unpackageError = UnPackageError.Normal;
try
{
bool _analyzeResult = AnalyzePackageData(data, out _unpackageError);
if (_unpackageError == UnPackageError.Normal)
{
_unpackageError = CheckedPackageData(data, out slaveReplyData);
}
return(_unpackageError);
}
catch (UnPackageException)
{
_unpackageError = UnPackageError.ExceptionError;
}
return(_unpackageError);
}
private UnPackageError CheckedPackageData(byte[] data, out SlaveReplyDataBase replyDataBase)
{
try
{
replyDataBase = null;
byte[] _expectCrc = ByteHelper.ToBytes(CRCBuilder.Calu16MODBUS(CrcCaluData), false);
if (!ArrayHelper.CompletelyEqual(_expectCrc, CRC))
{
return(UnPackageError.CRCError);
}
switch (OrderCmd)
{
case 0x01:
replyDataBase = new SlaveReadCoilsReplyData(SlaveID, OrderCmd, Data);
break;
case 0x02:
replyDataBase = new SlaveReadDiscreteInputsReplyData(SlaveID, OrderCmd, Data);
break;
case 0x03:
replyDataBase = new SlaveReadHoldingRegisterReplyData(SlaveID, OrderCmd, Data);
break;
case 0x04:
replyDataBase = new SlaveReadInputRegistersReplyData(SlaveID, OrderCmd, Data);
break;
default:
replyDataBase = new SlaveUnknownReplyData(SlaveID, OrderCmd, Data);
break;
}
return(UnPackageError.Normal);
}
catch (Exception ex)
{
throw CreateUnPackageException("CheckedPackageData", ex, data);
}
}
