#region [自定义类-VS][20250612005504281][TcpServer]
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#region [自定义类-VS][20250605212036245][TcpServer]
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using GZ.Device.PLC;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Net.Sockets;
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using System.Net;
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using System.Text;
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using System.Threading.Tasks;
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namespace GZ.Projects.AuxAllWCS
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{
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public class TcpServer
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{
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public static Dictionary<string, string> TrayIps = new Dictionary<string, string>();
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public TcpServer(string ip)
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{
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Init(ip);
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}
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private void Init(string ip)
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{
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//创建一个新的Socket,这里我们使用最常用的基于TCP的Stream Socket（流式套接字）
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var socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
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try
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{
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//将该socket绑定到主机上面的某个端口
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socket.Bind(new IPEndPoint(IPAddress.Parse(ip), 2025));
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//启动监听，并且设置一个最大的队列长度
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socket.Listen(30);
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//开始接受客户端连接请求
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socket.BeginAccept(new AsyncCallback(ClientAccepted), socket);
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}
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catch (Exception e)
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{
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Console.WriteLine(e.Message);
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}
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}
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public static Dictionary<string, Socket> clients = new Dictionary<string, Socket>();
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public static Dictionary<string, byte[]> buffers = new Dictionary<string, byte[]>();
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public static void ClientAccepted(IAsyncResult ar)
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{
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var socket = ar.AsyncState as Socket;
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var client = socket.EndAccept(ar);
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string remote_ip = ((System.Net.IPEndPoint)client.RemoteEndPoint).Address.ToString();
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if (clients.Keys.Contains(remote_ip))
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{
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clients[remote_ip] = client;
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}
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else
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{
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clients.Add(remote_ip, client);
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}
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if (!buffers.Keys.Contains(remote_ip))
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{
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buffers.Add(remote_ip, new byte[1024]);
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}
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//给客户端发送一个欢迎消息
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//client.Send(Encoding.Unicode.GetBytes("Hi there, I accept you request at " + DateTime.Now.ToString()));
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Console.WriteLine(remote_ip);
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try
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{
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client.BeginReceive(buffers[remote_ip], 0, buffers[remote_ip].Length, SocketFlags.None, new AsyncCallback(ReceiveMessage), client);
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}
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catch (Exception ex)
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{
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Console.WriteLine($"【接收客户端的消息异常0】：" + ex.Message);
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}
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//准备接受下一个客户端请求
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socket.BeginAccept(new AsyncCallback(ClientAccepted), socket);
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}
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public static void ReceiveMessage(IAsyncResult ar)
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{
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try
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{
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var socket = ar.AsyncState as Socket;
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string remote_ip = ((System.Net.IPEndPoint)socket.RemoteEndPoint).Address.ToString();
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var length = socket.EndReceive(ar);
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if (length == 0)
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{
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clients.Remove(remote_ip);
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buffers.Remove(remote_ip);
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return;
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}
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else
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{
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if (!clients.Keys.Contains(remote_ip))
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{
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clients.Add(remote_ip, socket);
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}
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if (!buffers.Keys.Contains(remote_ip))
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{
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buffers.Add(remote_ip, new byte[1024]);
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}
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}
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try
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{
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if (buffers.Keys.Contains(remote_ip))
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{
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//读取出来消息内容
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var message = GetHexString(buffers[remote_ip], length);
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//16 10
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// Console.WriteLine($"{DateTime.Now.ToString("hh:mm:ss")} ---> " + remote_ip + " : " + message);
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//if (message.Substring(0, 4) == "3f00" && message.Substring(message.Length - 4) == "0d0a")
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//{
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// //显示消息
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// //string msg = message.Replace(@"0d", "").Replace(@"0a", "").Replace(@"0d0a", "").Trim();
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// //PlcHelper.Receive(remote_ip, msg);
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// //Array.Clear(buffers[remote_ip], 0, buffers[remote_ip].Length);//清空当前IP Buffer
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//}
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//else
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//{
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Console.WriteLine($"【TCP信息协议 {DateTime.Now.Millisecond}】：IP：{remote_ip},MSG：{message}");
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var mg = Encoding.ASCII.GetString(PlcHelper.Hex2Bin(message));
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if (mg.Length > 10)
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{
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mg = mg.Substring(0, 10);
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}
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Console.WriteLine(mg);
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if (mg.StartsWith("DK"))//&& mg.Trim().Length == "DK01000024".Length
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{
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LogHelper.Info($"扫码器 >{remote_ip} -{mg}");
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if (TrayIps.TryGetValue(remote_ip, out string traycode))
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{
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TrayIps[remote_ip] = mg;
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}
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else TrayIps.Add(remote_ip, mg);
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//Console.WriteLine("TOFF");
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//var mst = PlcHelper.Hex2Bin("544F4646");
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//TcpServer.TcpServerSend(remote_ip, mst);
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}
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//}
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}
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else
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{
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if (!buffers.Keys.Contains(remote_ip))
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{
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buffers.Add(remote_ip, new byte[1024]);
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}
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}
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}
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catch (Exception ex)
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{
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Console.WriteLine($"【处理客户端的消息异常2】：" + ex.StackTrace);
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throw;
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}
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//接收下一个消息(因为这是一个递归的调用，所以这样就可以一直接收消息了）
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socket.BeginReceive(buffers[remote_ip], 0, buffers[remote_ip].Length, SocketFlags.None, new AsyncCallback(ReceiveMessage), socket);
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}
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catch (Exception ex)
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{
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Console.WriteLine(ex.Message);
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}
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}
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private static string GetHexString(byte[] buffer, int lenght)
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{
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return BitConverter.ToString(buffer, 0, lenght).Replace("-", string.Empty).ToLower();
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}
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public static bool TcpServerSend(string ip, byte[] msg)
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{
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LogHelper.Info($"TcpServerSend >{ip}:{msg}");
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if (clients.Keys.Contains(ip))
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{
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var client = clients[ip];
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if (client.Connected)
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{
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try
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{
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client.Send(msg);
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LogHelper.Info($"TcpServerSend > 发送成功。");
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return true;
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}
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catch (SocketException ex)
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{
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Console.WriteLine(ex.Message);
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clients[ip].Close();
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clients.Remove(ip);
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}
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}
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else
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{
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clients[ip].Close();
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clients.Remove(ip);
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}
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}
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else
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{
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Console.WriteLine("未找到设备的链接：" + ip);
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}
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return false;
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}
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public static int GetBitdata(int num, int wid)
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{
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string bstr = Convert.ToString(num, 2);
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if (bstr.Length <= wid)
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{
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return 0;
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}
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return bstr[bstr.Length - wid - 1] - '0';
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}
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public static int SetBinaryDigit(int number, int n, int value)
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{
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if (value != 0 && value != 1)
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throw new ArgumentException("Value must be 0 or 1.");
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string binaryStr = Convert.ToString(number, 2);
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// 如果 n 超出当前位数，补 0 扩展
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while (binaryStr.Length <= n)
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{
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binaryStr = "0" + binaryStr;
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}
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// 修改第 n 位（从右往左，最低位是第 0 位）
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char[] binaryChars = binaryStr.ToCharArray();
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binaryChars[binaryChars.Length - 1 - n] = value == 1 ? '1' : '0';
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// 转换回十进制
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return Convert.ToInt32(new string(binaryChars), 2);
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}
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public static List<string> GetStaticClients() => clients.Keys.ToList();
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public static Dictionary<string, string> GetStaticScan() => TrayIps;
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}
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}
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#endregion [自定义类-VS][20250605212036245][TcpServer]
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#endregion [自定义类-VS][20250612005504281][TcpServer]
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