diff --git a/win/winvnc/VNCServerService.cxx b/win/winvnc/VNCServerService.cxx
new file mode 100644
index 0000000..2ef2ee0
--- /dev/null
+++ b/win/winvnc/VNCServerService.cxx
@@ -0,0 +1,52 @@
+/* Copyright (C) 2002-2005 RealVNC Ltd.  All Rights Reserved.
+ * 
+ * This 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 2 of the License, or
+ * (at your option) any later version.
+ * 
+ * This software 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 software; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
+ * USA.
+ */
+
+// -=- WinVNC Version 4.0 Service-Mode implementation
+
+#include <winvnc/VNCServerService.h>
+#include <rfb_win32/OSVersion.h>
+
+using namespace winvnc;
+using namespace rfb;
+using namespace win32;
+
+const TCHAR* winvnc::VNCServerService::Name = _T("WinVNC4");
+
+
+VNCServerService::VNCServerService(VNCServerWin32& s)
+  : Service(Name), server(s) {
+  // - Set the service-mode logging defaults
+  //   These will be overridden by the Log option in the
+  //   registry, if present.
+  if (osVersion.isPlatformNT)
+    logParams.setParam("*:EventLog:0,Connections:EventLog:100");
+  else
+    logParams.setParam("*:file:0,Connections:file:100");
+}
+
+
+DWORD VNCServerService::serviceMain(int argc, TCHAR* argv[]) {
+  setStatus(SERVICE_RUNNING);
+  int result = server.run();
+  setStatus(SERVICE_STOP_PENDING);
+  return result;
+}
+
+void VNCServerService::stop() {
+  server.stop();
+}