public void ReceiveDataCallBack(TcpService tcpService, byte[] data)
{
try
{
DataPacket dataPacket = null;
if (tcpService == TcpService.JGFW)
{
Console.WriteLine("1");
}
switch (tcpService)
{
case TcpService.SSHQ:
case TcpService.LSHQ:
case TcpService.WPFW:
dataPacket = RealTimeDataPacket.DecodePacket(data, data.Length);
break;
case TcpService.DPZS:
case TcpService.JGFW:
case TcpService.GPZS:
case TcpService.JGLS:
dataPacket = OrgDataPacket.DecodePacket(data, data.Length);
break;
case TcpService.HQZX:
dataPacket = InfoDataPacket.DecodePacket(data, data.Length);
break;
}
if (dataPacket != null && dataPacket.IsResult)
{
if (DoCMReceiveData != null) //通知界面而已，对于数据的响应在这个类中完成。
{
DoCMReceiveData(this,
new CMRecvDataEventArgs(tcpService, dataPacket, data.Length));
}
}
}
catch (Exception e)
{
LogUtilities.LogMessage("ReceiveDataCallBack Error" + e.Message);
}
}
private int _msLengthRealTime; //_ms里的有效长度
///<summary>
/// 网络中接收到数据的事件发生
///</summary>
///<param name="sender"></param>
///<param name="e"></param>
public void RecvRealTimeData(object sender, RecvDataEventArgs e)
{
try
{
while (_packetStartPosRealTime < e.Length)
{
if (_bodyLenRealTime == 0)
{
if ((_packetStartPosRealTime + 3) < e.Length)
{
//获取包体长度
byte[] len = new byte[]
{
e.Data[_packetStartPosRealTime], e.Data[_packetStartPosRealTime + 1],
e.Data[_packetStartPosRealTime + 2],
e.Data[_packetStartPosRealTime + 3]
};
_bodyLenRealTime = BitConverter.ToInt32(len, 0);
}
else
{
break;
}
}
//如果有一个完整包，解包
if (_packetStartPosRealTime + 16 + _bodyLenRealTime - _msLengthRealTime < e.Length)
{
_msRealTime.Write(e.Data, _packetStartPosRealTime, 17 + _bodyLenRealTime - _msLengthRealTime);
_packetStartPosRealTime += 17 + _bodyLenRealTime - _msLengthRealTime;
RealTimeDataPacket dataPacket = RealTimeDataPacket.DecodePacket(_msRealTime.ToArray(), 17 + _bodyLenRealTime);
_bodyLenRealTime = 0;
_msRealTime.Position = 0;
_msLengthRealTime = 0;
if (dataPacket != null && (dataPacket.IsResult || dataPacket.RequestType == FuncTypeRealTime.Init))
{
//(new Thread(ProcessDataPacket)).Start(new CMRecvDataEventArgs(_ipAddressPort,
// dataPacket, e.Length));
}
}
else
{
break;
}
}
//有多余的字节，且不是一个完整包，存起来
if (e.Length > _packetStartPosRealTime)
{
_msRealTime.Write(e.Data, _packetStartPosRealTime, e.Length - _packetStartPosRealTime);
_msLengthRealTime += e.Length - _packetStartPosRealTime;
}
else
{
_msLengthRealTime = 0;
}
_packetStartPosRealTime = 0;
}
catch (Exception ex)
{
LogUtilities.LogMessage(ex.Message);
}
}
