[PATCH resend] user16: Fix truncation for 16-bit handles.

[Oleh Nykyforchyn]

Wine prefix has been created, and something went wrong:

wine: configuration in L"/home/family/nick/.wine" has been updated.
0120:fixme:imm:ImeSetActiveContext (0x163030, 1): stub
0120:fixme:imm:ImmReleaseContext (0000000000050046, 0000000000163030): stub
wine: Unhandled page fault on read access to 0000000000000500 at
address 00007F613CDE67E8 (thread 0048), starting debugger...
^C0138:fixme:console:default_ctrl_handler Terminating process 20 on event 0
013c:fixme:console:default_ctrl_handler Terminating process 114 on event 0
0134:fixme:console:default_ctrl_handler Terminating process 11c on event 0

пт, 26 лист. 2021 о 18:35 Jacek Caban <jacek at codeweavers.com> пише:
>
> Hi Oleh,
>
> On 11/26/21 10:43 AM, Oleh Nykyforchyn wrote:
> > @@ -1670,6 +1673,14 @@ LRESULT WINAPI DefWindowProc16( HWND16 hwnd16, UINT16 msg, WPARAM16 wParam, LPAR
> >       case WM_GETTEXT:
> >       case WM_SETTEXT:
> >           return DefWindowProcA( hwnd, msg, wParam, (LPARAM)MapSL(lParam) );
> > +    case WM_CTLCOLOR:
> > +        if (HIWORD(lParam) <= CTLCOLOR_STATIC)
> > +            return DefWindowProcA( hwnd, WM_CTLCOLORMSGBOX + HIWORD(lParam),
> > +                            (WPARAM)HDC_32(wParam), (LPARAM)WIN_Handle32( LOWORD(lParam) ) );
> > +        else
> > +            return 0;
> > +    case WM_ERASEBKGND:
> > +        return DefWindowProcA( hwnd, msg, (WPARAM)HDC_32(wParam), lParam );
>
>
> Maybe we could just use WINPROC_CallProc16To32A for DefWindowProc16
> instead of duplicating it here. Does the attached patch work for you?
>
>
> Thanks,
>
> Jacek
>