import cups from F16

1 files changed, 529 insertions, 0 deletions

diff --git a/cups-avahi-4-poll.patch b/cups-avahi-4-poll.patch
new file mode 100644
index 0000000..189e83d
--- /dev/null
+++ b/cups-avahi-4-poll.patch
@@ -0,0 +1,529 @@
+diff -up cups-1.5.0/scheduler/avahi.c.avahi-4-poll cups-1.5.0/scheduler/avahi.c
+--- cups-1.5.0/scheduler/avahi.c.avahi-4-poll	2011-10-11 10:56:50.102288037 +0100
++++ cups-1.5.0/scheduler/avahi.c	2011-10-11 10:56:50.102288037 +0100
+@@ -0,0 +1,441 @@
++/*
++ * "$Id$"
++ *
++ *   Avahi poll implementation for the CUPS scheduler.
++ *
++ *   Copyright (C) 2010, 2011 Red Hat, Inc.
++ *   Authors:
++ *    Tim Waugh <twaugh@redhat.com>
++ *
++ *   Redistribution and use in source and binary forms, with or without
++ *   modification, are permitted provided that the following conditions
++ *   are met:
++ *
++ *   Redistributions of source code must retain the above copyright
++ *   notice, this list of conditions and the following disclaimer.
++ *
++ *   Redistributions in binary form must reproduce the above copyright
++ *   notice, this list of conditions and the following disclaimer in the
++ *   documentation and/or other materials provided with the distribution.
++ *
++ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
++ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
++ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
++ *   FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
++ *   COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
++ *   INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
++ *   (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
++ *   SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
++ *   HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
++ *   STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
++ *   ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
++ *   OF THE POSSIBILITY OF SUCH DAMAGE.
++ *
++ * Contents:
++ *
++ *   watch_read_cb         - Read callback for file descriptor
++ *   watch_write_cb        - Write callback for file descriptor
++ *   watched_fd_add_select() - Call cupsdAddSelect() as needed
++ *   watch_new()           - Create a new file descriptor watch
++ *   watch_free()          - Free a file descriptor watch
++ *   watch_update()        - Update watched events for a file descriptor
++ *   watch_get_events()    - Get events that happened for a file descriptor
++ *   timeout_cb()          - Run a timed Avahi callback
++ *   timeout_new()         - Set a wakeup time
++ *   timeout_update()      - Update the expiration time for a timeout
++ *   timeout_free()        - Free a timeout
++ *   compare_watched_fds() - Compare watched file descriptors for array sorting
++ *   avahi_cups_poll_new() - Create a new Avahi main loop object for CUPS
++ *   avahi_cups_poll_free() - Free an Avahi main loop object for CUPS
++ *   avahi_cups_poll_get() - Get the abstract poll API structure
++ */
++
++#include <config.h>
++
++#ifdef HAVE_AVAHI /* Applies to entire file... */
++
++/*
++ * Include necessary headers...
++ */
++
++#include "cupsd.h"
++
++#if defined(HAVE_MALLOC_H) && defined(HAVE_MALLINFO)
++#  include <malloc.h>
++#endif /* HAVE_MALLOC_H && HAVE_MALLINFO */
++
++#ifdef HAVE_AVAHI
++#  include <avahi-common/timeval.h>
++#endif /* HAVE_AVAHI */
++
++
++typedef struct
++{
++  AvahiCupsPoll *cups_poll;
++
++  int fd;
++  AvahiWatchEvent occurred;
++  cups_array_t *watches;
++} cupsd_watched_fd_t;
++
++struct AvahiWatch
++{
++  cupsd_watched_fd_t *watched_fd;
++
++  AvahiWatchEvent events;
++  AvahiWatchCallback callback;
++  void *userdata;
++};
++
++struct AvahiTimeout
++{
++  AvahiCupsPoll *cups_poll;
++  AvahiTimeoutCallback callback;
++  void *userdata;
++  cupsd_timeout_t *cupsd_timeout;
++};
++
++/*
++ * Local functions...
++ */
++
++static AvahiWatch *	watch_new(const AvahiPoll *api,
++				  int fd,
++				  AvahiWatchEvent events,
++				  AvahiWatchCallback callback,
++				  void *userdata);
++static void		watch_free(AvahiWatch *watch);
++static void		watch_update(AvahiWatch *watch,
++				     AvahiWatchEvent events);
++static AvahiWatchEvent	watch_get_events(AvahiWatch *watch);
++
++
++/*
++ * 'watch_read_cb' - Read callback for file descriptor
++ */
++
++static void
++watch_read_cb (void *userdata)
++{
++  AvahiWatch *watch;
++  cupsd_watched_fd_t *watched_fd = userdata;
++  watched_fd->occurred |= AVAHI_WATCH_IN;
++  for (watch = (AvahiWatch *)cupsArrayFirst(watched_fd->watches);
++       watch;
++       watch = (AvahiWatch *)cupsArrayNext(watched_fd->watches))
++  {
++    if (watch->events & watched_fd->occurred)
++    {
++      (watch->callback) (watch, watched_fd->fd,
++			 AVAHI_WATCH_IN, watch->userdata);
++      watched_fd->occurred &= ~AVAHI_WATCH_IN;
++      break;
++    }
++  }
++}
++
++
++/*
++ * 'watch_write_cb' - Write callback for file descriptor
++ */
++
++static void
++watch_write_cb (void *userdata)
++{
++  AvahiWatch *watch;
++  cupsd_watched_fd_t *watched_fd = userdata;
++  watched_fd->occurred |= AVAHI_WATCH_OUT;
++  for (watch = (AvahiWatch *)cupsArrayFirst(watched_fd->watches);
++       watch;
++       watch = (AvahiWatch *)cupsArrayNext(watched_fd->watches))
++  {
++    if (watch->events & watched_fd->occurred)
++    {
++      (watch->callback) (watch, watched_fd->fd,
++			 AVAHI_WATCH_OUT, watch->userdata);
++      watched_fd->occurred &= ~AVAHI_WATCH_OUT;
++      break;
++    }
++  }
++}
++
++
++/*
++ * 'watched_fd_add_select' - Call cupsdAddSelect() as needed
++ */
++
++static int						/* O - Watches? */
++watched_fd_add_select (cupsd_watched_fd_t *watched_fd)
++{
++  AvahiWatch *watch;
++  cupsd_selfunc_t read_cb = NULL, write_cb = NULL;
++  int any_watches = 0;
++
++  for (watch = (AvahiWatch *)cupsArrayFirst(watched_fd->watches);
++       watch;
++       watch = (AvahiWatch *)cupsArrayNext(watched_fd->watches))
++  {
++    any_watches = 1;
++    if (watch->events & (AVAHI_WATCH_IN |
++			     AVAHI_WATCH_ERR |
++			     AVAHI_WATCH_HUP))
++    {
++      read_cb = (cupsd_selfunc_t)watch_read_cb;
++      if (write_cb != NULL)
++	break;
++    }
++
++    if (watch->events & AVAHI_WATCH_OUT)
++    {
++      write_cb = (cupsd_selfunc_t)watch_write_cb;
++      if (read_cb != NULL)
++	break;
++    }
++  }
++
++  if (read_cb || write_cb)
++    cupsdAddSelect (watched_fd->fd, read_cb, write_cb, watched_fd);
++  else
++    cupsdRemoveSelect (watched_fd->fd);
++
++  return (any_watches);
++}
++
++/*
++ * 'watch_new' - Create a new file descriptor watch
++ */
++
++static AvahiWatch *
++watch_new (const AvahiPoll *api,
++	   int fd,
++	   AvahiWatchEvent events,
++	   AvahiWatchCallback callback,
++	   void *userdata)
++{
++  cupsd_watched_fd_t key, *watched_fd;
++  AvahiCupsPoll *cups_poll = api->userdata;
++  AvahiWatch *watch = malloc(sizeof(AvahiWatch));
++  if (watch == NULL)
++    return (NULL);
++
++  watch->events = events;
++  watch->callback = callback;
++  watch->userdata = userdata;
++
++  key.fd = fd;
++  watched_fd = cupsArrayFind (cups_poll->watched_fds, &key);
++  if (watched_fd == NULL)
++  {
++    watched_fd = malloc(sizeof(cupsd_watched_fd_t));
++    if (watched_fd == NULL)
++    {
++      free (watch);
++      return (NULL);
++    }
++
++    watched_fd->fd = fd;
++    watched_fd->occurred = 0;
++    watched_fd->cups_poll = cups_poll;
++    watched_fd->watches = cupsArrayNew (NULL, NULL);
++    cupsArrayAdd (cups_poll->watched_fds, watched_fd);
++  }
++
++  watch->watched_fd = watched_fd;
++  cupsArrayAdd(watched_fd->watches, watch);
++  watched_fd_add_select (watched_fd);
++  return (watch);
++}
++
++
++/*
++ * 'watch_free' - Free a file descriptor watch
++ */
++
++static void
++watch_free (AvahiWatch *watch)
++{
++  cupsd_watched_fd_t *watched_fd = watch->watched_fd;
++  AvahiCupsPoll *cups_poll = watched_fd->cups_poll;
++
++  cupsArrayRemove (watched_fd->watches, watch);
++  free (watch);
++
++  if (!watched_fd_add_select (watched_fd))
++  {
++    /* No more watches */
++    cupsArrayRemove (cups_poll->watched_fds, watched_fd);
++    free (watched_fd);
++  }
++}
++
++
++/*
++ * 'watch_update' - Update watched events for a file descriptor
++ */
++
++static void
++watch_update (AvahiWatch *watch,
++	      AvahiWatchEvent events)
++{
++  watch->events = events;
++  watched_fd_add_select (watch->watched_fd);
++}
++
++
++/*
++ * 'watch_get_events' - Get events that happened for a file descriptor
++ */
++
++static AvahiWatchEvent
++watch_get_events (AvahiWatch *watch)
++{
++  return (watch->watched_fd->occurred);
++}
++
++
++/*
++ * 'timeout_cb()' - Run a timed Avahi callback
++ */
++
++static void
++timeout_cb (cupsd_timeout_t *cupsd_timeout, void *userdata)
++{
++  AvahiTimeout *timeout = userdata;
++  (timeout->callback) (timeout, timeout->userdata);
++}
++
++
++/*
++ * 'timeout_new' - Set a wakeup time
++ */
++
++static AvahiTimeout *
++timeout_new (const AvahiPoll *api,
++	     const struct timeval *tv,
++	     AvahiTimeoutCallback callback,
++	     void *userdata)
++{
++  AvahiTimeout *timeout;
++  AvahiCupsPoll *cups_poll = api->userdata;
++
++  timeout = malloc(sizeof(AvahiTimeout));
++  if (timeout == NULL)
++    return (NULL);
++
++  timeout->cups_poll = cups_poll;
++  timeout->callback = callback;
++  timeout->userdata = userdata;
++  timeout->cupsd_timeout = cupsdAddTimeout (tv,
++					    (cupsd_timeoutfunc_t)timeout_cb,
++					    timeout);
++  cupsArrayAdd (cups_poll->timeouts, timeout);
++  return (timeout);
++}
++
++
++/*
++ * 'timeout_update' - Update the expiration time for a timeout
++ */
++
++static void
++timeout_update (AvahiTimeout *timeout,
++		const struct timeval *tv)
++{
++  cupsdUpdateTimeout (timeout->cupsd_timeout, tv);
++}
++
++
++/*
++ * ' timeout_free' - Free a timeout
++ */
++
++static void
++timeout_free (AvahiTimeout *timeout)
++{
++  cupsArrayRemove (timeout->cups_poll->timeouts, timeout);
++  cupsdRemoveTimeout (timeout->cupsd_timeout);
++  free (timeout);
++}
++
++
++/*
++ * 'compare_watched_fds' - Compare watched file descriptors for array sorting
++ */
++static int
++compare_watched_fds(cupsd_watched_fd_t *p0,
++		    cupsd_watched_fd_t *p1)
++{
++  /*
++   * Compare by fd (no two elements have the same fd)
++   */
++
++  if (p0->fd == p1->fd)
++    return 0;
++
++  return (p0->fd < p1->fd ? -1 : 1);
++}
++
++
++/*
++ * 'avahi_cups_poll_new' - Create a new Avahi main loop object for CUPS
++ */
++
++AvahiCupsPoll *
++avahi_cups_poll_new (void)
++{
++  AvahiCupsPoll *cups_poll = malloc(sizeof(AvahiCupsPoll));
++  if (cups_poll == NULL)
++    return (NULL);
++
++  cups_poll->watched_fds = cupsArrayNew ((cups_array_func_t)compare_watched_fds,
++					 NULL);
++  cups_poll->timeouts = cupsArrayNew (NULL, NULL);
++
++  cups_poll->api.userdata = cups_poll;
++  cups_poll->api.watch_new = watch_new;
++  cups_poll->api.watch_free = watch_free;
++  cups_poll->api.watch_update = watch_update;
++  cups_poll->api.watch_get_events = watch_get_events;
++
++  cups_poll->api.timeout_new = timeout_new;
++  cups_poll->api.timeout_update = timeout_update;
++  cups_poll->api.timeout_free = timeout_free;
++
++  return (cups_poll);
++}
++
++
++/*
++ * 'avahi_cups_poll_free' - Free an Avahi main loop object for CUPS
++ */
++void
++avahi_cups_poll_free (AvahiCupsPoll *cups_poll)
++{
++  cupsd_watched_fd_t *watched_fd;
++
++  for (watched_fd = (cupsd_watched_fd_t*)cupsArrayFirst(cups_poll->watched_fds);
++       watched_fd;
++       watched_fd = (cupsd_watched_fd_t*)cupsArrayNext(cups_poll->watched_fds))
++    cupsArrayClear (watched_fd->watches);
++
++  cupsArrayClear (cups_poll->watched_fds);
++  cupsArrayClear (cups_poll->timeouts);
++}
++
++
++/*
++ * 'avahi_cups_poll_get' - Get the abstract poll API structure
++ */
++
++const AvahiPoll *
++avahi_cups_poll_get (AvahiCupsPoll *cups_poll)
++{
++  return (&cups_poll->api);
++}
++
++
++#endif /* HAVE_AVAHI ... from top of file */
++
++/*
++ * End of "$Id$".
++ */
+diff -up cups-1.5.0/scheduler/avahi.h.avahi-4-poll cups-1.5.0/scheduler/avahi.h
+--- cups-1.5.0/scheduler/avahi.h.avahi-4-poll	2011-10-11 10:56:50.102288037 +0100
++++ cups-1.5.0/scheduler/avahi.h	2011-10-11 10:56:50.119287724 +0100
+@@ -0,0 +1,69 @@
++/*
++ * "$Id$"
++ *
++ *   Avahi poll implementation for the CUPS scheduler.
++ *
++ *   Copyright (C) 2010, 2011 Red Hat, Inc.
++ *   Authors:
++ *    Tim Waugh <twaugh@redhat.com>
++ *
++ *   Redistribution and use in source and binary forms, with or without
++ *   modification, are permitted provided that the following conditions
++ *   are met:
++ *
++ *   Redistributions of source code must retain the above copyright
++ *   notice, this list of conditions and the following disclaimer.
++ *
++ *   Redistributions in binary form must reproduce the above copyright
++ *   notice, this list of conditions and the following disclaimer in the
++ *   documentation and/or other materials provided with the distribution.
++ *
++ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
++ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
++ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
++ *   FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
++ *   COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
++ *   INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
++ *   (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
++ *   SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
++ *   HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
++ *   STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
++ *   ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
++ *   OF THE POSSIBILITY OF SUCH DAMAGE.
++ */
++
++#include <config.h>
++
++#ifdef HAVE_AVAHI
++#  include <avahi-client/client.h>
++#  include <avahi-client/publish.h>
++#endif /* HAVE_AVAHI */
++
++#ifdef HAVE_AUTHORIZATION_H
++#  include <Security/Authorization.h>
++#endif /* HAVE_AUTHORIZATION_H */
++
++
++#ifdef HAVE_AVAHI
++typedef struct
++{
++    AvahiPoll api;
++    cups_array_t *watched_fds;
++    cups_array_t *timeouts;
++} AvahiCupsPoll;
++#endif /* HAVE_AVAHI */
++
++/*
++ * Prototypes...
++ */
++
++#ifdef HAVE_AVAHI
++extern AvahiCupsPoll *	avahi_cups_poll_new(void);
++extern void		avahi_cups_poll_free(AvahiCupsPoll *cups_poll);
++extern const AvahiPoll *avahi_cups_poll_get(AvahiCupsPoll *cups_poll);
++#endif /* HAVE_AVAHI */
++
++
++/*
++ * End of "$Id$".
++ */
+diff -up cups-1.5.0/scheduler/Makefile.avahi-4-poll cups-1.5.0/scheduler/Makefile
+--- cups-1.5.0/scheduler/Makefile.avahi-4-poll	2011-10-11 10:56:45.868365861 +0100
++++ cups-1.5.0/scheduler/Makefile	2011-10-11 10:56:50.101288055 +0100
+@@ -17,6 +17,7 @@ include ../Makedefs
+ 
+ CUPSDOBJS =	\
+ 		auth.o \
++		avahi.o \
+ 		banners.o \
+ 		cert.o \
+ 		classes.o \