C#的网口通信

其他 2018-08-07 12:33:56 阅读次数: 0 
一、
命令行  客户端程序:
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Net;
using System.Net.Sockets;
using System.Threading;  
namespace client
{
    class Program
    {
        private static byte[] result = new byte[1024];

        static void Main(string[] args)
        {  
            //设定服务器IP地址  
            IPAddress ip = IPAddress.Parse("192.168.8.100");  
            Socket clientSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);  
            try  
            {
                clientSocket.Connect(new IPEndPoint(ip, 8888)); //配置服务器IP与端口  
                Console.WriteLine("连接服务器成功");  
            }  
            catch  
            {  
                Console.WriteLine("连接服务器失败，请按回车键退出！");  
                return;  
            }  

            //通过 clientSocket 发送数据  
            for (int i = 0; i < 10; i++)  
            {  
                try  
                {  
                    Thread.Sleep(1000);    //等待1秒钟  
                    string sendMessage = "client send Message Hellp" + DateTime.Now;  
                    clientSocket.Send(Encoding.ASCII.GetBytes(sendMessage));  
                    Console.WriteLine("向服务器发送消息：{0}" + sendMessage);

                    //通过clientSocket接收数据  
                    int receiveLength = clientSocket.Receive(result);
                    Console.WriteLine("接收服务器消息：{0}", Encoding.ASCII.GetString(result, 0, receiveLength)); 
                }  
                catch  
                {  
                    clientSocket.Shutdown(SocketShutdown.Both);  
                    clientSocket.Close();  
                    break;  
                }  
            }  
            Console.WriteLine("发送完毕，按回车键退出");  
            Console.ReadLine();  
        }  
    }
}

命令行 服务器端程序:

 using System;
using System.Collections.Generic;
using System.Net.Sockets;
using System.Net;
using System.Threading;
using System.Text;

namespace ConsoleApplication1
{
    class Program
    {
        private static byte[] result = new byte[1024];
        private static int myProt = 8888;   //端口
        static Socket serverSocket;
        static Socket clientSocket;
        static void Main(string[] args)
        {
            //服务器IP地址
            IPAddress ip = IPAddress.Parse("192.168.8.100");
            serverSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
            serverSocket.Bind(new IPEndPoint(ip, myProt));  //绑定IP地址：端口
            serverSocket.Listen(10);    //设定最多10个排队连接请求
            Console.WriteLine("启动监听{0}成功", serverSocket.LocalEndPoint.ToString());
            //通过Clientsoket发送数据
            Thread myThread = new Thread(ListenClientConnect);
            myThread.Start();
            Console.ReadLine();
        }

        /// <summary>
        /// 监听客户端连接
        /// </summary>

        private static void ListenClientConnect()
        {
            while (true)
            {
                clientSocket    = serverSocket.Accept();
             //   clientSocket.Send(Encoding.ASCII.GetBytes("Server Say Hello"));

                Thread receiveThread = new Thread(ReceiveMessage);
                receiveThread.Start(clientSocket);
            }
        }

        /// <summary>
        /// 接收消息
        /// </summary>
        /// <param name="clientSocket"></param>
        private static void ReceiveMessage(object clientSocket)
        {
            Socket myClientSocket = (Socket)clientSocket;
            while (true)
            {
                try
                {
                    //通过clientSocket接收数据
                    int receiveNumber = myClientSocket.Receive(result);
                    Console.WriteLine("接收客户端{0}消息{1}", myClientSocket.RemoteEndPoint.ToString(), Encoding.ASCII.GetString(result, 0, receiveNumber));
                    myClientSocket.Send(Encoding.ASCII.GetBytes("Server Say Hello"));

                  }
                catch(Exception ex)
                {
                    Console.WriteLine(ex.Message);
                    myClientSocket.Shutdown(SocketShutdown.Both);
                    myClientSocket.Close();
                    break;
                }
            }
        }
    }
}


服务器 客户端发送、接收线程优化
服务器端程序:
using System;
using System.Collections.Generic;
using System.Net.Sockets;
using System.Net;
using System.Threading;
using System.Text;

namespace    Serverl //ConsoleApplication1
{
    class Program
    {
        private static byte[] result = new byte[1024];
        private static int myProt = 8888;   //端口
        static Socket serverSocket;
        static Socket clientSocket;
        static void Main(string[] args)
        {
            //服务器IP地址
            IPAddress ip = IPAddress.Parse("192.168.8.100");
            serverSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
            serverSocket.Bind(new IPEndPoint(ip, myProt));  //绑定IP地址：端口
            serverSocket.Listen(10);    //设定最多10个排队连接请求
            Console.WriteLine("启动监听{0}成功", serverSocket.LocalEndPoint.ToString());
            //通过Clientsoket发送数据
            Thread myThread = new Thread(ListenClientConnect);
            myThread.Start();
            Console.ReadLine();
        }

        /// <summary>
        /// 监听客户端连接
        /// </summary>

        private static void ListenClientConnect()
        {
            while (true)
            {
                clientSocket    = serverSocket.Accept();
             //   clientSocket.Send(Encoding.ASCII.GetBytes("Server Say Hello"));

                Thread receiveThread = new Thread(ReceiveMessage);
                receiveThread.Start(clientSocket); // 线程间传参

            }
        }


        private static void ReceiveMessage(object clientSocket)
        {
            Socket myClientSocket = (Socket)clientSocket;
            while (true)
            {
                try
                {
                    //通过clientSocket接收数据
                    int receiveNumber = myClientSocket.Receive(result);
                    Console.WriteLine("接收客户端{0}消息{1}", myClientSocket.RemoteEndPoint.ToString(), Encoding.ASCII.GetString(result, 0, receiveNumber));
                  //  myClientSocket.Send(Encoding.ASCII.GetBytes("Server Say Hello"));

                  }
                catch(Exception ex)
                {
                    Console.WriteLine(ex.Message);
                    myClientSocket.Shutdown(SocketShutdown.Both);
                    myClientSocket.Close();
                    break;
                }
            }
        }
    }
}


客户端程序:(同步接收模式)
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Net;
using System.Net.Sockets;
using System.Threading;  
namespace client
{
    class Program
    {
        private static byte[] result = new byte[1024];

        static void Main(string[] args)
        {  
            //设定服务器IP地址  
            IPAddress ip = IPAddress.Parse("192.168.8.100");  
            Socket clientSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);  
            try  
            {
                clientSocket.Connect(new IPEndPoint(ip, 8888)); //配置服务器IP与端口  
                Console.WriteLine("连接服务器成功");  
            }  
            catch  
            {  
                Console.WriteLine("连接服务器失败，请按回车键退出！");  
                return;  
            }  

              Thread socket_send = new  Thread(socket_send_callback);
              socket_send.Start(clientSocket);

              Thread socket_receive = new Thread(socket_receive_callback);
              socket_receive.Start(clientSocket);
        }  

        static    void  socket_send_callback(object clientSocket)
            {
                   Socket client_socket = (Socket)clientSocket ;

                    try
                    {
                        while (true)
                        {
                            Thread.Sleep(1000);    //等待1秒钟  
                            string sendMessage = "client send Message Hellp" + DateTime.Now;
                            client_socket.Send(Encoding.ASCII.GetBytes(sendMessage));
                            Console.WriteLine("向服务器发送消息：{0}" + sendMessage);
                        }

                    }  
                    catch  
                    {  
                        client_socket.Shutdown(SocketShutdown.Both);  
                        client_socket.Close();  

                    }  

            }

            //通过 clientSocket 发送数据  
         static void socket_receive_callback(object clientSocket)
           {
                 Socket client_socket = (Socket)clientSocket;

                  int receiveLength = client_socket.Receive(result);//通过clientSocket接收数据  
                  Console.WriteLine("接收服务器消息：{0}", result); 
           }


    }
}


客户端异步接收模式:
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Net;
using System.Net.Sockets;
using System.Threading;  
namespace client
{
    class Program
    {
        private static byte[] result = new byte[1024];
        static byte[] receive_buffer = new byte[1024];

        static void Main(string[] args)
        {  
            //设定服务器IP地址  
            IPAddress ip = IPAddress.Parse("192.168.8.100");  
            Socket clientSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);  
            try  
            {
                clientSocket.Connect(new IPEndPoint(ip, 8888)); //配置服务器IP与端口  
                Console.WriteLine("连接服务器成功");  
            }  
            catch  
            {  
                Console.WriteLine("连接服务器失败，请按回车键退出！");  
                return;  
            }  

              Thread socket_send = new  Thread(socket_send_callback);
              socket_send.Start(clientSocket);

              Thread socket_receive = new Thread(socket_receive_callback);
              socket_receive.Start(clientSocket);
        }  

        static    void  socket_send_callback(object clientSocket)
            {
                   Socket client_socket = (Socket)clientSocket ;

                    try
                    {
                        while (true)
                        {
                            Thread.Sleep(1000);    //等待1秒钟  
                            string sendMessage = "client send Message Hellp" + DateTime.Now;
                            client_socket.Send(Encoding.ASCII.GetBytes(sendMessage));
                            Console.WriteLine("向服务器发送消息：{0}" + sendMessage);
                        }

                    }  
                    catch  
                    {  
                        client_socket.Shutdown(SocketShutdown.Both);  
                        client_socket.Close();  

                    }  

            }

            //通过 clientSocket 发送数据  
         static void socket_receive_callback(object clientSocket)
           {
                  Socket client_socket = (Socket)clientSocket;   
                //  异步接收
                  client_socket.BeginReceive(receive_buffer, 0, receive_buffer.Length, SocketFlags.None, new AsyncCallback(ReceiveCallback), client_socket);
           }

         static void ReceiveCallback(IAsyncResult result)
         {
             Socket ts = (Socket)result.AsyncState;
             ts.EndReceive(result);
             result.AsyncWaitHandle.Close();
             Console.WriteLine("收到消息：{0}", Encoding.ASCII.GetString(receive_buffer));

             //清空数据，重新开始异步接收
             receive_buffer = new byte[receive_buffer.Length];
             ts.BeginReceive(receive_buffer, 0, receive_buffer.Length, SocketFlags.None, new AsyncCallback(ReceiveCallback), ts);
         }

    }
}

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