Add support for WinTrust API

src/WinTrust.cpp

@@ -0,0 +1,34 @@
+/*
+    Copyright 1991-2018 Amebis
+    Copyright 2016 G<>ANT
+
+    This file is part of WinStd.
+
+    Setup 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.
+
+    Setup 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 Setup. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "StdAfx.h"
+
+#pragma comment(lib, "Wintrust.lib")
+
+
+//////////////////////////////////////////////////////////////////////
+// winstd::wintrust
+//////////////////////////////////////////////////////////////////////
+
+winstd::wintrust::~wintrust()
+{
+    m_wtd.dwStateAction = WTD_STATEACTION_CLOSE;
+    WinVerifyTrust(m_hwnd, (GUID*)&m_action, &m_wtd);
+}