WindowsFormsTest/TCPIPTest/TcpClientClass.cs

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

namespace TCPIPTest
{
    internal class TcpClientClass
    {

        TcpClient client = null;
        NetworkStream stream = null;
        public bool CreatTcpClient(string serverIp, int port)
        {
            bool result = false;
            // 连接到服务器
            try
            {
                client = new TcpClient(serverIp, port);
                Console.WriteLine("已连接到服务器");
                stream = client.GetStream();
                result = true;
            }
            catch (Exception ex)
            {
                Console.WriteLine($"Connect to server failed:{ex.Message}");
            }
            return result;
        }

        public void SendMessage(ushort message)
        {
            byte[] data = BitConverter.GetBytes(message);
            stream.Write(data, 0, data.Length);
            Console.WriteLine($"{DateTime.Now.ToString("O")}已发送消息: {message}");
        }

        public byte[] ReadMessage()
        {
            // 接收响应
            byte[] buffer = new byte[256];
            int bytesRead = stream.Read(buffer, 0, buffer.Length);
            return buffer;
        }
    }
}