public static unsafe T HandleSO <T>(Func <T> action)
{
var exc = false;
var callback = new PVECTORED_EXCEPTION_HANDLER(Handler);
var handler = Kernel32.AddVectoredExceptionHandler(IntPtr.Zero, callback);
if (handler == IntPtr.Zero)
{
throw new Win32Exception("AddVectoredExceptionHandler failed");
}
var size = 32768;
if (!Kernel32.SetThreadStackGuarantee(&size))
{
throw new InsufficientExecutionStackException("SetThreadStackGuarantee failed", new Win32Exception());
}
var result = default(T);
try
{
result = action();
}
catch (SEHException) when((uint)Marshal.GetExceptionCode() == Err)
{
exc = true;
}
if (handler != IntPtr.Zero)
{
Kernel32.RemoveVectoredExceptionHandler(handler);
}
if (!exc)
{
return(result);
}
if (Msvcrt._resetstkoflw() == 0)
{
throw new InvalidOperationException("_resetstkoflw failed");
}
throw new StackOverflowException();
}
public static extern IntPtr AddVectoredExceptionHandler(uint First, PVECTORED_EXCEPTION_HANDLER Handler);
public static extern IntPtr AddVectoredExceptionHandler(IntPtr FirstHandler, PVECTORED_EXCEPTION_HANDLER VectoredHandler);
public static void AddCustomVectoredExceptionHandler(PVECTORED_EXCEPTION_HANDLER handler)
{
VectoredExceptionHandlers.Add(handler);
}