Re: [PATCH v7 0/5] MR8703: combase: Implement HSTRING marshaling functions.

[Nikolay Sivov (＠nsivov)]

Nikolay Sivov (@nsivov) commented about dlls/combase/usrmarshal.c:
> +            WCHAR data[];
> +        } buf;
> +        struct {
> +#ifdef _WIN64
> +            ULONG pad;
> +#endif
> +            HSTRING str;
> +        };
> +    };
> +};
> +#pragma pack(pop)
> +
> +/******************************************************************************
> + *           HSTRING_UserSize (combase.@)
> + */
> +ULONG __RPC_USER HSTRING_UserSize(ULONG *flags, ULONG start, HSTRING *str)
> It's not a 'start', it's current buffer 'size', where you're appending HSTRING argument.

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https://gitlab.winehq.org/wine/wine/-/merge_requests/8703#note_112065