[linux-dvb] CA/CI implementation

Dominique Dumont domi.dumont at free.fr
Sat Oct 8 17:11:57 CEST 2005


Julian Scheel <julian at jusst.de> writes:

> I am just looking into the CA implementation of linuxtv.
> I allready did a well-working DVB-S-viewer with the linuxtv API. Now I'd like 
> to add CA-support to it.
> Looking at the docs (http://linuxtv.org/docs/dvbapi/DVB_CA_Device.html) The 
> structure of the CA device is almost clear to me, but I can't find any 
> information about what has to be send to the CA to actually make it 
> decrypting something.
> Is there some more information I missed out? - Or maybe some sample-code?

In fact, through this API, you must send and receive messages
compliant with the EN50221 standard. 

See this page for more info:
  http://linuxtv.org/wiki/index.php/CI

So far, vdr is the only linux application I know that implements the 3
layers of this standard.

Cheers



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