[cups.development] Native Avahi support

[Michael Sweet]

On Dec 24, 2010, at 8:37 AM, Tim Waugh wrote:
> Hi,
> 
> I've been working on adding native Avahi support to CUPS for the past
> week, and now have a working implementation.
> 
> The patch is quite large, and has several "layers":
> 
> * adding Avahi name resolution support to cups/http-support.c;
> * adding Avahi discovery to backend/dnssd.c;
> * adding timeout support to the CUPS main loop;
> * creating an Avahi poll API implementation for the CUPS main loop;
> * and finally using Avahi to announce printers and the web interface in
> dirsvc.c.
> 
> What's the best way to submit this feature?

Use the bug we already have that is tracking this:

    http://www.cups.org/str.php?L3066

It would be most useful to have a patch against trunk (shouldn't be too far off, but there *have* been changes...), and I suspect I'll need to get Apple legal involved given the size of the changes... I'll contact you separately for that...

> 
> backend/dnssd.c              |  580 +++++++++++++++++++++----
> config-scripts/cups-dnssd.m4 |   15 
> config.h.in                  |    7 
> cups/http-support.c          |  190 ++++++++
> scheduler/Makefile           |    4 
> scheduler/avahi.c            |  441 +++++++++++++++++++
> scheduler/avahi.h            |   49 ++
> scheduler/cupsd.h            |   24 +
> scheduler/dirsvc.c           |  986 +++++++++++++++++++++++++++++--------------
> scheduler/dirsvc.h           |   30 +
> scheduler/main.c             |   39 +
> scheduler/printers.c         |   20 
> scheduler/printers.h         |   18 
> scheduler/timeout.c          |  191 ++++++++
> 14 files changed, 2187 insertions(+), 407 deletions(-)
> 
> The full patch against CUPS 1.4.5 is here:
> http://pkgs.fedoraproject.org/gitweb/?p=cups.git;a=blob;f=cups-avahi..patch;hb=HEAD
> 
> but obviously I'll split it up into the various parts before submitting
> it.
> 
> Tim.
> */
> 
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________________________________________________________________________
Michael Sweet, Senior Printing System Engineer, PWG Chair