[PATCH] wmvcore/tests: Access IWMDRMReader(|2|3) interfaces on Windows.

[Jefferson Carpenter]

> I'm afraid this means I can no longer accept any patches of yours
implementing this functionality.

How much is off-limits to me now?

On Tue, Oct 24, 2017 at 5:10 AM, Jefferson Carpenter <
jeffersoncarpenter2 at gmail.com> wrote:

> ;...(
>
>
> On Oct 24, 2017 4:41 AM, "Alexandre Julliard" <julliard at winehq.org> wrote:
>
> Jefferson Carpenter <jeffersoncarpenter2 at gmail.com> writes:
>
> > I knew it was possible to get DRM interfaces because I have an
> > application that queries for an IWMDRMReader (I forget 1, 2, or 3)
> > over and over and over until S_OK is returned. To begin finding out
> > why the return value is sometimes S_OK and sometimes E_NOINTERFACE, I
> > compiled an exe that runs WMCreateReader and queries for the
> > IWMDRMReader2 interface, and then stepped through the assembly. Turns
> > out, the value at that memory location is checked inside of
> > QueryInterface.
>
> That's not an acceptable way of figuring things out.
>
> If you have an application that uses this, you can look at what the app
> is doing, and try to reproduce that behavior in a test case; but the
> Microsoft DLLs have to be treated as black boxes. You can call public
> APIs and see what they return, but you can't look inside the box. In
> particular, disassembling the code is strictly forbidden. I'm afraid
> this means I can no longer accept any patches of yours implementing this
> functionality.
>
> --
> Alexandre Julliard
> julliard at winehq.org
>
>
>
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