internal ExceptionHandler(ShutdownOnException shutdown, bool disabled = false)
{
shutdown_ = shutdown;
if (disabled)
{
filter_ = new Win32Api.UnhandledExceptionFilter_Delegate(ExceptionHandler.EmptyUnhandledExceptionFilter);
}
oldFilter_ = Win32Api.SetUnhandledExceptionFilter(filter_);
}
internal static Win32Api.UnhandledExceptionFilter_Delegate SetUnhandledExceptionFilter_Hooked(
Win32Api.UnhandledExceptionFilter_Delegate lpTopLevelExceptionFilter)
{
return(new HookContext <Win32Api.UnhandledExceptionFilter_Delegate>(
func =>
{
string message = "Native call is not supported for SetUnhandledExceptionFilter.";
Debug.Assert(false, message);
throw new Exception(message);
},
helper =>
{
// Ignoring the value set by user and always installing our handler
Win32Api.SetUnhandledExceptionFilter(filter_);
// We could return any value, because we don't give control
// to application's unhandled exception filter so it won't call it.
return filter_;
},
errorCode => filter_,
HookLogging.DefaultLogging,
"[lpFilter]: {0}.", (long)Marshal.GetFunctionPointerForDelegate(lpTopLevelExceptionFilter)).Call());
}
