• socket 发送图片


    using System;
    using System.Collections.Generic;
    using System.Text;
    using System.Net.Sockets;
    using System.Net;
    using System.IO;
    namespace ConsoleApplication1
    {
      Class Program
      {
        static void Main (String[] args)
        {
          // 1. to create a socket
          Socket sListen = new Socket (AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
          // 2. Fill IP
          IPAddress IP = IPAddress.Parse ("127.0.0.1");
          IPEndPoint IPE = new IPEndPoint (IP, 4321);
          // 3. binding
          sListen.Bind (IPE);
          // 4. Monitor
          Console.WriteLine ("Service is listening ...");
          sListen.Listen (2);
          // 5. loop to accept client connection requests
          while (true)
          {
            Socket clientSocket;
            try
            {
              clientSocket = sListen.Accept ();
            }
            catch
            {
              throw;
            }
            // send data to the client
            //clientSocket.Send (Encoding.Unicode.GetBytes ("I am a server, you there?? !!!!"));
            // send the file
            byte[] buffer = ReadImageFile ("1.jpg");
            clientSocket.Send (buffer, buffer.Length, SocketFlags.None);
            Console.WriteLine ("Send success!");
          }
        }
        private static byte[] ReadImageFile (String img)
        {
          FileInfo fileinfo = new FileInfo (img);
          byte[] buf = new byte[fileInfo.Length];
          FileStream fs = new FileStream (img, FileMode.Open, FileAccess.Read);
          fs.Read (buf, 0, buf.Length);
          fs.Close ();
          //fileInfo.Delete ();
          GC.ReRegisterForFinalize (fileinfo);
          GC.ReRegisterForFinalize (fs);
          return buf;
        }
      }
    }

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  • 原文地址:https://www.cnblogs.com/qiu18359243869/p/10793599.html
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