C# 网口demo

bool _testStatus = false;
private void btnOpsStart_Click(object sender, EventArgs e)
{int delay = Convert.ToInt32(txtdelay.Text.Trim());txtView.Clear();txtView.AppendText("******************************************开始烤机********************************" + "\r\n");Task.Factory.StartNew(() =>{Socket client = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);_testStatus = true;try{client.Connect(new IPEndPoint(IPAddress.Parse(txtIp.Text), Convert.ToInt32(txtPort.Text)));SetOpsBtnEnable(false);while (_testStatus){//端口1做主循环，其他三个端口做子循环for (int i = 0; i <= 4; i++){for (int j = 0; j <= 4; j++){for (int k = 0; k <= 4; k++){for (int l = 0; l <= 4; l++){if (!_testStatus){return;}string send = $"Configure:WorkChannelAll {i} {j} {k} {l}";ShowMsg(send);client.Send(Encoding.ASCII.GetBytes(send + "\n"));Thread.Sleep(delay);string select = $"Configure:WorkChannelAll?";ShowMsg(select);client.Send(Encoding.ASCII.GetBytes(select + "\n"));//Thread.Sleep(20);string result = string.Empty;string errMsg = string.Empty;ReadResult(client, ref result, ref errMsg);ShowMsg(result);result = result.Replace("\n","");string[] resArr = result.Split(' ');if (i!=Convert.ToInt32(resArr[0])){_testStatus = false;ShowMsgBox($"配置{send}和查询{result}不一致！");}if (j != Convert.ToInt32(resArr[1])){_testStatus = false;ShowMsgBox($"配置{send}和查询{result}不一致！");}if (k != Convert.ToInt32(resArr[2])){_testStatus = false;ShowMsgBox($"配置{send}和查询{result}不一致！");}if (l != Convert.ToInt32(resArr[3])){_testStatus = false;ShowMsgBox($"配置{send}和查询{result}不一致！");}//Thread.Sleep(100);}}}}}}catch (Exception ex){MessageBox.Show(ex.ToString());_testStatus = false;}finally{client.Shutdown(SocketShutdown.Both);}}).ContinueWith((task) =>{SetOpsBtnEnable(true);});
}

/// <summary>
/// 读取网口结果 结果是按/n或/r结尾的
/// </summary>
/// <param name="result"></param>
/// <param name="errMsg"></param>
/// <returns></returns>
public bool ReadResult(Socket client, ref string result, ref string errMsg)
{try{lock (_lockWr){DateTime triggerStart = DateTime.Now;bool pass = true;List<byte> listbyte = new List<byte>();while (pass){DateTime triggerEnd = DateTime.Now;double collecTime = (triggerEnd - triggerStart).TotalMilliseconds;if (collecTime >= 10000){//MessageBox.Show("Read time over-limit");errMsg = "Read time over-limit";return false;}int relength = client.Available;byte[] rebyte = new byte[relength];client.Receive(rebyte);foreach (byte a in rebyte){listbyte.Add(a);}if (listbyte.Count != 0){if (listbyte.Last() == 10 || listbyte.Last() == 13){pass = false;}}//Thread.Sleep(5);}byte[] readbyt1 = new byte[listbyte.Count];for (int a = 0; a < listbyte.Count; a++){readbyt1[a] = listbyte[a];}result = System.Text.ASCIIEncoding.Default.GetString(readbyt1);return true;}}catch (Exception ex){errMsg = ex.ToString();return false;}
}

private void btnOpsStop_Click(object sender, EventArgs e){_testStatus = false;//SetOpsBtnEnable(true);}public void ShowMsg(string msg){this.Invoke(new Action(() =>{if (txtView.Lines.Length > 6000){txtView.Clear();}DateTime date = DateTime.Now;this.txtView.AppendText($@"{date.ToString("yyyy-MM-dd HH:mm:ss")} {msg} {"\r\n"}");}));}public void SetOpsBtnEnable(bool isEnable){this.Invoke(new Action(() =>{btnOpsStart.Enabled = isEnable;btnSameChannelStart.Enabled = isEnable;btnOpsStop.Enabled = !isEnable;}));}public void ShowMsgBox(string ErrMsg){this.Invoke(new Action(() =>{MessageBox.Show(ErrMsg);}));}