[linux-dvb] Re: TT-budget+ Smart card reader + PIII 700?

[Giuseppe La Rosa <larosa@euro2001.com>]

> > Giuseppe La Rosa writes:
> >  > So, it could be possible to implements simple CA systems in the
> non-budget
> >  > cards using this functionality of the AV7110? Cause I've noted in the
> >  > dvb_demux.c this:
> >  >
> >  >         if (dvbdmxfeed->descramble)
> >  >                 return -ENOSYS;
> >  >
> >  > and I deduced that this functionality wasn't available in the demux.
So
> I've
> >  > tried elsewhere in the VES1893, and I've made the mistake that you
> >  > explained.
> >  > What does it means? That the functionality is present but is not used
> in the
> >  > driver implementation?
> >
> > The functionality would have to be implemented into the firmware.


And who could do this?Siemens?Texas Instruments?
Do you think that they will do, if asked?

> >
> >  > Do you think that could be activated? What I think is that, if is
> present,
> >  > should not be difficult to activate and use it. Form the demux part,
it
> must
> >  > be only written the functions to tell what control words have to be
> used.
> >  > The rest is to make some software that implements the CA System part
> that
> >  > manage ECM and EMM.
> >
> > The various CA systems are littered with patents and trade secrets.
> > Any product implementing them would have to get the proper licenses.
> > I am certainly not going to step into this legal minefield.
>
> Also for 'Remotely Keyed Encryption Schemes'  of cryptolabs?
> >
> >
> > Ralph
> >
> >
> >

Pino




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