Folder structure reconstruction

MailServer/SMTPServer/SmtpPortListener.cs

@@ -0,0 +1,38 @@
+using System;
+using System.Collections.Generic;
+using System.Net;
+using System.Net.Sockets;
+using System.Text;
+using System.Threading;
+
+namespace MailServer.SMTPServer
+{
+    public class SmtpPortListener
+    {
+        private static List<int> Ports { get; set; }
+        private int Port { get; set; }
+        private TcpListener Listener;
+
+        public SmtpPortListener(int port)
+        {
+            Port = port;
+            Logging.AddLogMessage(Logging.LoggingType.INFO, "Start TCP listener  on port: " + Port);
+            Thread thread = new Thread(StartListeningAsync);
+            thread.Start();
+        }
+
+        public async void StartListeningAsync()
+        {
+            Listener = new TcpListener(IPAddress.Any, Port);
+            Listener.Start();
+
+            while (true)
+            {
+                var client = await Listener.AcceptTcpClientAsync();
+                var ip = (IPEndPoint)client.Client.RemoteEndPoint;
+                Logging.AddLogMessage(Logging.LoggingType.INFO, "New Client Logged in with ip: " + ip.Address.ToString() + "On port: " + Port + " to port: " + ip.Port);
+                new SmtpServerSession(client);
+            }
+        }
+    }
+}