initial commit

2017-06-19 17:30:18 -04:00
commit 6e265ea24b
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+/*
+ * Copyright (C) 2012-2017 CypherCore <http://github.com/CypherCore>
+ * 
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+using System;
+using System.Net;
+using System.Net.Sockets;
+
+namespace Framework.Networking
+{
+    public delegate void SocketAcceptDelegate(Socket newSocket);
+
+    public class AsyncAcceptor
+    {
+        public AsyncAcceptor(string ip, int port)
+        {
+            var bindIP = IPAddress.None;
+            if (!IPAddress.TryParse(ip, out bindIP))
+            {
+                Log.outError(LogFilter.Network, "Server can't be started: Invalid IP-Address ({0})", ip);
+                return;
+            }
+
+            try
+            {
+                _listener = new TcpListener(bindIP, port);
+                _listener.Start();
+            }
+            catch (SocketException ex)
+            {
+                Log.outException(ex);
+            }
+        }
+
+        public async void AsyncAcceptSocket(SocketAcceptDelegate mgrHandler)
+        {
+            try
+            {
+                var _socket = await _listener.AcceptSocketAsync();
+                if (_socket != null)
+                {
+                    mgrHandler(_socket);
+
+                    if (!_closed)
+                        AsyncAcceptSocket(mgrHandler);
+                }
+            }
+            catch (ObjectDisposedException)
+            { }
+        }
+
+        public void Close()
+        {
+            if (_closed)
+                return;
+
+            _closed = true;
+            _listener.Stop();
+        }
+
+        TcpListener _listener;
+        volatile bool _closed;
+    }
+}