林志殷 - sever and cline

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using System;
using System.IO;
using System.Net;
using System.Net.Sockets;
using System.Text;
 
class MyTcpListener
{
public static void Main()
{
TcpListener server = null;
TcpListener server2 = null;
try
{
// Set the TcpListener on port 13000.
Int32 port = 13000;
IPAddress localAddr = IPAddress.Parse("192.168.0.194");
 
// TcpListener server = new TcpListener(port);
server = new TcpListener(localAddr, port);
server2 = new TcpListener(localAddr, port);
 
// Start listening for client requests.
server.Start();
 
// Buffer for reading data
Byte[] bytes = new Byte[256];
String data = null;
 
// Enter the listening loop.
while (true)
{
Console.Write("Waiting for a connection... ");
 
// Perform a blocking call to accept requests.
// You could also user server.AcceptSocket() here.
TcpClient client = server.AcceptTcpClient();
 
Console.WriteLine("Connected!");
 
data = null;
 
// Get a stream object for reading and writing
NetworkStream stream = client.GetStream();
 
int i;
 
// Loop to receive all the data sent by the client.
while ((i = stream.Read(bytes, 0, bytes.Length)) != 0)  //檢測對方有無輸入字
{
// Translate data bytes to a ASCII string.
data = System.Text.Encoding.ASCII.GetString(bytes, 0, i);
Console.WriteLine("Received: {0}", data);
 
// Process the data sent by the client.
// data = data.ToUpper();
data = Console.ReadLine();
byte[] msg = System.Text.Encoding.ASCII.GetBytes(data);
 
// Send back a response.
stream.Write(msg, 0, msg.Length);
Console.WriteLine("Sent: {0}", data);
}
 
// Shutdown and end connection
client.Close();
}
}
catch (SocketException e)
{
Console.WriteLine("SocketException: {0}", e);
}
finally
{
// Stop listening for new clients.
server.Stop();
}
 
 
Console.WriteLine("\nHit enter to continue...");
Console.Read();
}
}

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Cline

 
using System;
using System.IO;
using System.Net;
using System.Net.Sockets;
using System.Text;
 
namespace Clint
{
class Program
{
static void Main(string[] args)
{
Connect("192.168.0.194");
}
static void Connect(String server)
{
try
{
String message;
// Create a TcpClient.
// Note, for this client to work you need to have a TcpServer
// connected to the same address as specified by the server, port
// combination.
Int32 port = 13000;
TcpClient client = new TcpClient(server, port);
 
// Translate the passed message into ASCII and store it as a Byte array.
while (true)
{
message = Console.ReadLine();
Byte[] data = System.Text.Encoding.ASCII.GetBytes(message);
 
// Get a client stream for reading and writing.
//  Stream stream = client.GetStream();
 
NetworkStream stream = client.GetStream();
 
// Send the message to the connected TcpServer.
stream.Write(data, 0, data.Length);
 
Console.WriteLine("Sent: {0}", message);
 
// Receive the TcpServer.response.
 
// Buffer to store the response bytes.
data = new Byte[256];
 
// String to store the response ASCII representation.
String responseData = String.Empty;
 
// Read the first batch of the TcpServer response bytes.
Int32 bytes = stream.Read(data, 0, data.Length);
responseData = System.Text.Encoding.ASCII.GetString(data, 0, bytes);
Console.WriteLine("Received: {0}", responseData);
}
// Close everything.
 
//stream.Close();
//client.Close();
}
catch (ArgumentNullException e)
{
Console.WriteLine("ArgumentNullException: {0}", e);
}
catch (SocketException e)
{
Console.WriteLine("SocketException: {0}", e);
}
 
Console.WriteLine("\n Press Enter to continue...");
Console.Read();
}
 
}
}