Fixed Tcp Server : TCP Server « Network « C# / C Sharp






Fixed Tcp Server

 
/*
C# Network Programming 
by Richard Blum

Publisher: Sybex 
ISBN: 0782141765
*/
using System;
using System.Net;
using System.Net.Sockets;
using System.Text;

public class FixedTcpSrvr
{
   private static int SendData(Socket s, byte[] data)
   {
      int total = 0;
      int size = data.Length;
      int dataleft = size;
      int sent;

      while (total < size)
      {
         sent = s.Send(data, total, dataleft, SocketFlags.None);
         total += sent;
         dataleft -= sent;
      }
      return total;
   }

   private static byte[] ReceiveData(Socket s, int size)
   {
      int total = 0;
      int dataleft = size;
      byte[] data = new byte[size];
      int recv;

      while(total < size)
      {
         recv = s.Receive(data, total, dataleft, 0);
         if (recv == 0)
         {
            data = Encoding.ASCII.GetBytes("exit ");
            break;
         }
         total += recv;
         dataleft -= recv;
      }
      return data;
   }

   public static void Main()
   {
      byte[] data = new byte[1024];
      IPEndPoint ipep = new IPEndPoint(IPAddress.Any, 9050);

      Socket newsock = new Socket(AddressFamily.InterNetwork,
                      SocketType.Stream, ProtocolType.Tcp);

      newsock.Bind(ipep);
      newsock.Listen(10);
      Console.WriteLine("Waiting for a client...");

      Socket client = newsock.Accept();
      IPEndPoint newclient = (IPEndPoint)client.RemoteEndPoint;
      Console.WriteLine("Connected with {0} at port {1}",
                      newclient.Address, newclient.Port);

      string welcome = "Welcome to my test server";
      data = Encoding.ASCII.GetBytes(welcome);
      int sent = SendData(client, data);

      for (int i = 0; i < 5; i++)
      {
         data = ReceiveData(client, 9);
         Console.WriteLine(Encoding.ASCII.GetString(data));
      }
      Console.WriteLine("Disconnected from {0}", newclient.Address);
      client.Close();
      newsock.Close();
   }
}

           
         
  








Related examples in the same category

1.Bad Tcp ServerBad Tcp Server
2.Stream Tcp Server
3.Simple Tcp Server
4.Var Tcp Server
5.Employee Server
6.Network Order Server
7.Tcp Listener Sample
8.Async Tcp ServerAsync Tcp Server
9.Select Tcp Server
10.Tcp Poll Server
11.Threaded Tcp Server
12.Picky Tcp Listener
13.TcpListener Class
14.Accepts a pending connection request