What's side channel
Michael Sweet
mike at easysw.com
Mon Aug 25 07:42:41 PDT 2008
keens312 wrote:
> Hi Michael,
>
> By reading CUPS source code, I found some functions like cupsReadSideChannel ...
>
> What's the side channel for? I think backchannel is enough for printer to use.
The side channel is for communicating with the backend - basically it
allows you to query current parameters and capabilities.
--
______________________________________________________________________
Michael Sweet, Easy Software Products mike at easysw dot com
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