USB back channel

Vladimir Buzuev vbuzuev at
Thu Aug 18 16:56:46 PDT 2005

How I can supply a patch adds missed functionality for USB backend?

BTW, are there more information about "Port monitor interface between filters and backend" feature of CUPS 1.2?


> Vladimir Buzuev wrote:
> > OK, is that true the backend should write backchannel data to descriptor 3?
> Yes.

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