public byte[] PackData(MsgId msgId, string terminalId, byte[] data)
{
int pos = 0;
int data_len = data.Length;
byte[] arr = new byte[15 + data_len];
arr[0] = 0x7E;
arr[1] = Convert.ToByte((((int)msgId) & 0xFF00) >> 8); //消息ID，低字节
arr[2] = Convert.ToByte(((int)msgId) & 0x00FF); //消息ID高字节
// 消息体长度
arr[3] = Convert.ToByte((data_len & 0xFF00) >> 8);
arr[4] = Convert.ToByte(data_len & 0x00FF);
//终端号码
terminalId.PadLeft(12, '0');
arr[5] = Convert.ToByte(terminalId.Substring(0 * 2, 2), 16);
arr[6] = Convert.ToByte(terminalId.Substring(1 * 2, 2), 16);
arr[7] = Convert.ToByte(terminalId.Substring(2 * 2, 2), 16);
arr[8] = Convert.ToByte(terminalId.Substring(3 * 2, 2), 16);
arr[9] = Convert.ToByte(terminalId.Substring(4 * 2, 2), 16);
arr[10] = Convert.ToByte(terminalId.Substring(5 * 2, 2), 16);
// 消息流水号
Int16 serialNo = ProtocolUtil.GetSerialNo();
arr[11] = Convert.ToByte((serialNo & 0xFF00) >> 8); //流水号，低字节
arr[12] = Convert.ToByte(serialNo & 0x00FF); //流水号高字节
//数据体填充
Array.Copy(data, 0, arr, 13, data_len);
pos += 12 + data_len;
// 校验码
arr[++pos] = ProtocolUtil.XorByByte(arr, 1, 12 + data_len);
//标识位置
arr[++pos] = 0x7E;
return(ProtocolUtil.Transfer(arr));
}
/// <summary>
/// 组装U盘参数
/// </summary>
/// <param name="result"></param>
/// <param name="cmd"></param>
/// <param name="data"></param>
public void PackData(ref byte[] result, byte[] cmd, byte[] data)
{
byte[] encryptData = AesUtil.Encrypt(data, ProtocolConstant.USB_DOG_PASSWORD);
int len = encryptData.Length;
result = new byte[len + 6];
result[0] = 0xAA; //1.帧首
result[1] = cmd[0]; //2.命令
string hex = len.ToString("x4"); //int转成16进制字符串
result[2] = Convert.ToByte(hex.Substring(0, 2), 16); //16进制字符串(数字化)转字节 3.长度
result[3] = Convert.ToByte(hex.Substring(2, 2), 16);
for (int i = 0; i < encryptData.Length; i++)
{
result[4 + i] = encryptData[i];
}
//4.异或校检
byte xor = ProtocolUtil.XorByByte(result, 1, 3 + len);
result[result.Length - 2] = xor;
//5.协议尾
result[result.Length - 1] = 0xCC;
}
public byte[] Parser(byte[] source)
{
byte[] response = new byte[0];
byte[] buffer = ProtocolUtil.UnTransfer(source);
MsgId msgId = ProtocolUtil.BytesToMsgId(buffer, 0);
Int16 data_len = BitConverter.ToInt16(buffer, 2);
data_len = IPAddress.NetworkToHostOrder(data_len);
string terminalId = ProtocolUtil.BcdToString(buffer, 4, 6);
Int16 serialNo = BitConverter.ToInt16(buffer, 10);
serialNo = IPAddress.NetworkToHostOrder(serialNo);
byte xor = buffer[12 + data_len];
//数据体
byte[] data = new byte[data_len];
Array.Copy(buffer, 12, data, 0, data_len);
byte calcXor = ProtocolUtil.XorByByte(buffer, 0, 12 + data_len);
TcpFrameBean frameBean = new TcpFrameBean();
frameBean.DataBody = data;
frameBean.SerialNo = serialNo;
frameBean.TerminalId = terminalId;
frameBean.MsgId = msgId;
frameBean.DeviceType = (DeviceType)buffer[4];
if (xor != calcXor)
{
logger.Error("校验码不符合预期：" + ProtocolUtil.BytesToString(source));
frameBean.AppendErrorMsg("校验码不符合预期");
byte[] d = MakerTCPFrame.GetInstance().Make8001Frame(serialNo, MsgId.X0001, CommResponse.MistakeMsg);
response = MakerTCPFrame.GetInstance().PackData(MsgId.X8001, frameBean.TerminalId, d);
return(response);
}
switch (msgId)
{
case MsgId.X0001: //设备通用应答
break;
case MsgId.X0002: //心跳OK
logger.Info("收到心跳：" + ProtocolUtil.BytesToString(source));
WriteLogFile("收到心跳：" + ProtocolUtil.BytesToString(source));
HandleHeartBeat(ref response, frameBean);
break;
case MsgId.X0008: //开始训练
logger.Info("收到开始训练请求：" + ProtocolUtil.BytesToString(source));
WriteLogFile("收到开始训练请求：" + ProtocolUtil.BytesToString(source));
HandleStartPrictice(ref response, frameBean);
break;
case MsgId.X0009: //训练结果上报
logger.Info("收到训练结果上报：" + ProtocolUtil.BytesToString(source));
WriteLogFile("收到训练结果上报：" + ProtocolUtil.BytesToString(source));
byte[] dd = MakerTCPFrame.GetInstance().Make8001Frame(serialNo, MsgId.X0001, CommResponse.Success);
response = MakerTCPFrame.GetInstance().PackData(MsgId.X8001, frameBean.TerminalId, dd);
HandlePricticeResult(ref response, frameBean);
break;
case MsgId.X000A: //请求使用者信息
logger.Info("收到请求使用者信息：" + ProtocolUtil.BytesToString(source));
WriteLogFile("收到请求使用者信息：" + ProtocolUtil.BytesToString(source));
HandleRequestUserInfo(ref response, frameBean);
break;
case MsgId.X0007: //请求照片数据OK
logger.Info("收到请求照片数据OK：" + ProtocolUtil.BytesToString(source));
WriteLogFile("收到请求照片数据OK：" + ProtocolUtil.BytesToString(source));
HandleRequestImageData(ref response, frameBean);
break;
default:
logger.Error("收到未知消息：" + ProtocolUtil.BytesToString(source));
WriteLogFile("收到未知消息：" + ProtocolUtil.BytesToString(source));
frameBean.AppendErrorMsg("未知的消息ID");
byte[] d = MakerTCPFrame.GetInstance().Make8001Frame(serialNo, MsgId.X0001, CommResponse.UnSupport);
response = MakerTCPFrame.GetInstance().PackData(MsgId.X8001, frameBean.TerminalId, d);
break;
}
logger.Info("响应的报文：" + ProtocolUtil.BytesToString(response));
WriteLogFile("响应的报文：" + ProtocolUtil.BytesToString(response));
return(response);
}
/// <summary>
/// 接收数据的监听方法
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void OnPortDataReceived(Object sender, SerialDataReceivedEventArgs e)
{
try
{
Thread.Sleep(50);
isReceive = true;//收到数据，取消重发
byte[] buffer = null;;
int len = serialPort.BytesToRead;
byte[] receiveData = new byte[len];
serialPort.Read(receiveData, 0, len);
//Console.WriteLine("收到的数据：" + ProtocolUtil.ByteToStringOk(receiveData));
int offset = 0;
Int32 datalen = 0;
if (len > 0 && receiveData[0] == 0xAA)//第一包数据
{
datalen = Convert.ToInt32((receiveData[2].ToString("X2") + receiveData[3].ToString("X2")), 16);
//Console.WriteLine("数据的长度：" + datalen);
buffer = new byte[datalen + 6];
for (int i = 0; i < receiveData.Length; i++)
{
buffer[i] = receiveData[i];
}
offset = receiveData.Length;
}
else
{
return;
}
while (buffer != null && buffer[buffer.Length - 1] != 0xCC)
{
Thread.Sleep(50);
int len2 = serialPort.BytesToRead;
if (len2 <= 0)
{
return;
}
serialPort.Read(buffer, offset, len2);
offset += len2;
if (offset > buffer.Length)
{
return;
}
}
//下面是完整数据
if (buffer != null)
{
byte[] data = new byte[datalen + 3];
Array.Copy(buffer, 1, data, 0, data.Length);
if (buffer[buffer.Length - 2] == ProtocolUtil.XorByByte(data))
{
object result = null;//用于存放uuid的鉴权加密
new ParserUSBDogFrame().Parser(ref result, buffer);
string b = ProtocolUtil.BytesToString((byte[])result);
//Console.WriteLine("解密通讯加密后的数据：" + b);
byte[] uuidBytes = null;
uuidBytes = AesUtil.Decrypt((byte[])result, ProtocolConstant.USB_DOG_AUTH_PASSWORD);
//Console.WriteLine("解密鉴权加密后的数据：" + ProtocolUtil.ByteToStringOk(uuidBytes));
string strUUID = System.Text.Encoding.ASCII.GetString(uuidBytes);
if (strUUID == Get_UUID())
{
//MessageBoxX.Info("激活成功");
//todo 全局变量
ProtocolConstant.USB_SUCCESS = 1;
MessageBoxX.Info(LanguageUtils.ConvertLanguage("激活成功", "Activated successfully"));
//Console.WriteLine("激活成功");
logger.Debug("激活成功");
}
else
{
//MessageBox.Show("激活失败");
//Console.WriteLine("激活失败");
logger.Debug("激活失败");
}
}
else
{
//Console.WriteLine("校验失败");
logger.Debug("校验失败");
}
}
}
catch (Exception ex)
{
}
finally
{
//收到消息后至空串口并关闭
SerialPortUtil.ClosePort(ref serialPort);
Dispatcher.Invoke(new Action(() =>
{
this.Close();
}));
}
}
