private void btnConnect_Click(object sender, EventArgs e)
{
try
{
if (serial == null)
{
try
{
string portName = this.cmbPort.Text;
SerialPortBaudRates baud =
(SerialPortBaudRates)Enum.Parse(typeof(SerialPortBaudRates), cmbBaudRate.Text);
SerialPortDatabit databit =
(SerialPortDatabit)Enum.Parse(typeof(SerialPortDatabit), cmbDataBit.Text);
Parity parity = (Parity)Enum.Parse(typeof(Parity), cmbParity.Text);
StopBits stopBits = (StopBits)Enum.Parse(typeof(StopBits), cmbStopBit.Text);
//使用枚举构造函数
//serial = new SerialPortUtil(portName, baud, parity, databit, stopBits);
//使用字符串构造函数
serial = new SerialPortUtil(portName, cmbBaudRate.Text, cmbParity.Text, cmbDataBit.Text, cmbStopBit.Text);
serial.DataReceived += serial_DataReceived;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
serial = null;
return;
}
}
if (!isOpen)
{
//打开串口通讯
serial.OpenPort();
btnConnect.Text = "断开";
//m_receiveT = new Thread(Receive);
//m_receiveT.IsBackground = true;
//m_receiveT.Start();
}
else
{
serial.ClosePort();
//m_receiveT.Abort();
btnConnect.Text = "连接";
}
isOpen = !isOpen;
this.btnSend.Enabled = isOpen;
this.labState.Text = isOpen ? "已连接" : "未连接";
}
catch (Exception ex)
{
this.labState.Text = ex.Message;
MessageBox.Show(ex.Message);
}
}
/// <summary>
/// 定时任务的回调方法
/// </summary>
/// <param name="state"></param>
public void ReissueThreeTimes(Object state)
{
if (times < 3 && !isReceive)
{
byte[] send = (byte[])state;
if (serialPort != null)
{
if (!serialPort.IsOpen)
{
try
{
serialPort.Open();
}
catch (UnauthorizedAccessException ex)
{
MessageBoxX.Warning(LanguageUtils.ConvertLanguage("串口被占用", "Serial port is occupied"));
return;
}
catch (IOException ex)
{
MessageBoxX.Warning(LanguageUtils.ConvertLanguage("串口不存在", "Serial port does not exist"));
return;
}
}
serialPort.Write(send, 0, send.Length);
}
times++;
}
else if (times >= 3 && !isReceive)
{
threadTimer.Dispose();
//关闭串口
SerialPortUtil.ClosePort(ref serialPort);
Dispatcher.Invoke(new Action(() =>
{
MessageBoxX.Warning(LanguageUtils.ConvertLanguage("设备长时间未应答，请查看是否选对串口，或设备未启动", "The device has not answered for a long time. Check whether the serial port is selected or the device is not started."));
this.Close();
}));
}
else
{
threadTimer.Dispose();
}
}
private void button1_Click(object sender, EventArgs e)
{
if (button1.Text == "启动服务")
{
try
{
connect();
comPort.PortName = "COM4";
comPort1.PortName = "COM3";
comPort.OpenPort();
comPort1.OpenPort();
timer1.Start();
pp = false;
textBox1.AppendText("启动成功！");
timer3.Start();
button1.Text = "停止服务";
button2.Enabled = true;
}
catch
{
textBox1.AppendText("启动失败！");
}
}
else
{
timer1.Stop();
timer3.Stop();
comPort.ClosePort();
comPort1.ClosePort();
labelwinDir.Text = "NULL";
labelwinSpe.Text = "NULL";
labelPot.Text = "NULL";
if (button2.Text == "取消模拟")
{
button2_Click(sender, e);
button2.Text = "应急模拟";
}
button2.Enabled = false;
button1.Text = "启动服务";
winDirPic("qqq");
stSocket.Close();
}
}
/// <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();
}));
}
}