2017-07-10 17:32 GMT+08:00 Alexandre Julliard <julliard@winehq.org>:
>
>
> That's also tested already, in test_hkey_main_Value_A/W.
>

Aha! Yes, you are right. That was tested.

So RegQueryValueExW will not add a NULL terminator all the time, 

and setting a length with NULL terminator for RegSetValueExW is necessary

when using a same buffer for many RegQueryValueExW call.

--