[cups.general] reading data from raw printer

[Tim Waugh]

On Thu, 2007-07-05 at 11:47 +0200, Johannes Meixner wrote:
> I assume the CUPS 1.2 backchannel is also required to get data
> from a printer.

Yes.

> But even if the associated filter for the commands gets back
> data from the printer, there is still the problem of the initial
> posting how to communicate with a printing application program.

The printer-state-message attribute is the only method I am aware of.
For ink level reporting, printer-state is certainly useful.

Yes, it's basic, but perhaps sufficient for some tasks.

Tim,
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