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- /* 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.
- */
-
- // -=- WMShatter.cxx
-
- #ifdef HAVE_CONFIG_H
- #include <config.h>
- #endif
-
- #include <rfb_win32/WMShatter.h>
-
- #include <rfb/LogWriter.h>
-
- using namespace rfb;
- using namespace rfb::win32;
-
- static LogWriter vlog("WMShatter");
-
- bool
- rfb::win32::IsSafeWM(HWND window, UINT msg, WPARAM wParam, LPARAM lParam) {
- bool result = true;
- switch (msg) {
- // - UNSAFE MESSAGES
- case WM_TIMER:
- result = lParam == 0;
- break;
- };
- if (!result) {
- vlog.info("IsSafeWM: 0x%p received 0x%x(%I64u, %I64u) - not safe",
- window, msg, (long long)wParam, (long long)lParam);
- }
- return result;
- }
-
- LRESULT
- rfb::win32::SafeDefWindowProc(HWND window, UINT msg, WPARAM wParam, LPARAM lParam) {
- if (IsSafeWM(window, msg, wParam, lParam))
- return DefWindowProc(window, msg, wParam, lParam);
- return 0;
- }
-
- LRESULT
- rfb::win32::SafeDispatchMessage(const MSG* msg) {
- if (IsSafeWM(msg->hwnd, msg->message, msg->wParam, msg->lParam))
- return DispatchMessage(msg);
- return 0;
- }
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