Re: PCSC and WINE

On Mon, Jul 15, 2013 at 10:10 AM, Dion Houston Sr
<[email protected]> wrote:
> Hi all,
>
> I am interested in adding SmartCard support for WINE to support digitally
> signing documents on the Mac through Windows only software.  It seems the
> most logical way is to ironically use PCSC-Lite to simulate the WINSCARD
> API.

This was already proposed a few times in wine, even full patches were
send. They were not accepted yet but there are still plans to do so.
Take a look for example at these patches:

http://www.winehq.org/pipermail/wine-devel/2011-September/092627.html
http://comments.gmane.org/gmane.comp.emulators.wine.devel/81008


> Since the APIs have the same names, and this is C, my plan is to use
> pointers to functions, load them from the shared library, then use them in
> the equivalent named functions... i.e.
>
> LONG     (*fnSCardEstablishContext) (DWORD, LPCVOID, LPCVOID,
> LPSCARDCONTEXT);
> fnSCardEstablishContext = dlsym(lib_handle, "SCardEstablishContext");
>
> LONG SCardEstablishContext(...)
> {
>     return fnSCardEstablishContext(...)
> }
>
> I found a blog post from 2010 that describes well the differences between
> the Windows and Linux/OSX implementations:
>
> http://ludovicrousseau.blogspot.com/2010/04/pcsc-sample-in-c.html
>
> So here are the questions:
>
> - Has anyone already done this?  I've looked in the WINE source tree, and
> the source for WINSCARD.DLL appears to just contact stubs.
> - Anyone see any caveats / better ways of doing this?  Specifically I'm
> writing this to work for the Mac, but would like it to be portable.
>
> Thanks in advance - this is my first project for WINE, and the first real C
> programming I've done in a while, but it seems like it's doable.
>
> Dion

Bruno

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