Merge pull request #1523 from GXTX/sigchk

Check XBE signature on Open

src/gui/WndMain.cpp

@@ -1990,7 +1990,24 @@ void WndMain::OpenXbe(const char *x_filename)
 
         return;
     }
-
+	
+	if (!g_Settings->m_core.allowAdminPrivilege && !m_Xbe->CheckXbeSignature())
+	{
+		int ret = MessageBox(m_hwnd, "XBE signature check failed!\n"
+			"\nThis is dangerous, as maliciously modified Xbox titles could take control of your system.\n"
+			"\nAre you sure you want to continue?", "Cxbx-Reloaded", MB_ICONEXCLAMATION | MB_YESNO);
+		if (ret != IDYES)
+		{
+			delete m_Xbe; m_Xbe = nullptr;
+			
+			RedrawWindow(m_hwnd, NULL, NULL, RDW_INVALIDATE);
+			
+			UpdateCaption();
+			
+			return;
+		}
+	}
+	
     // save this xbe to the list of recent xbe files
     if(m_XbeFilename[0] != '\0') {
         bool found = false;