Re: [PATCH 0/2] MR10277: user32: Make static control internal data private.

[Jacek Caban (＠jacek)]

Jacek Caban (@jacek) commented about include/ntuser.h:
> +{
> +    UINT offset;
> +    UINT size;
> +};
> +
> +static inline LONG_PTR NtUserGetPrivateData( HWND hwnd, UINT offset, UINT size )
> +{
> +    struct get_private_data_params params = { .offset = offset, .size = size };
> +    return NtUserCallHwndParam( hwnd, (UINT_PTR)¶ms, NtUserCallHwndParam_GetPrivateData );
> +}
> +
> +struct set_private_data_params
> +{
> +    UINT offset;
> +    UINT size;
> +    LONG_PTR value;
> In this form, it would also require a change in `wow64_NtUserCallHwndParam`. You could also use LONG64 here.

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https://gitlab.winehq.org/wine/wine/-/merge_requests/10277#note_131622