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diff -up cups-2.2.5/scheduler/avahi.c.avahi-no-threaded cups-2.2.5/scheduler/avahi.c
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--- cups-2.2.5/scheduler/avahi.c.avahi-no-threaded 2017-10-17 19:03:00.760881016 +0200
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+++ cups-2.2.5/scheduler/avahi.c 2017-10-17 19:03:00.760881016 +0200
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@@ -0,0 +1,441 @@
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+/*
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+ * "$Id$"
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+ *
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+ * Avahi poll implementation for the CUPS scheduler.
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+ *
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+ * Copyright (C) 2010, 2011 Red Hat, Inc.
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+ * Authors:
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+ * Tim Waugh <twaugh@redhat.com>
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+ *
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+ * Redistribution and use in source and binary forms, with or without
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+ * modification, are permitted provided that the following conditions
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+ * are met:
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+ *
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+ * Redistributions of source code must retain the above copyright
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+ * notice, this list of conditions and the following disclaimer.
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+ *
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+ * Redistributions in binary form must reproduce the above copyright
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+ * notice, this list of conditions and the following disclaimer in the
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+ * documentation and/or other materials provided with the distribution.
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+ *
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+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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+ * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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+ * OF THE POSSIBILITY OF SUCH DAMAGE.
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+ *
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+ * Contents:
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+ *
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+ * watch_read_cb - Read callback for file descriptor
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+ * watch_write_cb - Write callback for file descriptor
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+ * watched_fd_add_select() - Call cupsdAddSelect() as needed
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+ * watch_new() - Create a new file descriptor watch
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+ * watch_free() - Free a file descriptor watch
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+ * watch_update() - Update watched events for a file descriptor
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+ * watch_get_events() - Get events that happened for a file descriptor
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+ * timeout_cb() - Run a timed Avahi callback
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+ * timeout_new() - Set a wakeup time
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+ * timeout_update() - Update the expiration time for a timeout
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+ * timeout_free() - Free a timeout
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+ * compare_watched_fds() - Compare watched file descriptors for array sorting
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+ * avahi_cups_poll_new() - Create a new Avahi main loop object for CUPS
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+ * avahi_cups_poll_free() - Free an Avahi main loop object for CUPS
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+ * avahi_cups_poll_get() - Get the abstract poll API structure
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+ */
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+
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+#include <config.h>
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+
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+#ifdef HAVE_AVAHI /* Applies to entire file... */
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+
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+/*
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+ * Include necessary headers...
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+ */
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+
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+#include "cupsd.h"
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+
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+#if defined(HAVE_MALLOC_H) && defined(HAVE_MALLINFO)
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+# include <malloc.h>
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+#endif /* HAVE_MALLOC_H && HAVE_MALLINFO */
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+
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+#ifdef HAVE_AVAHI
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+# include <avahi-common/timeval.h>
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+#endif /* HAVE_AVAHI */
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+
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+
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+typedef struct
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+{
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+ AvahiCupsPoll *cups_poll;
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+
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+ int fd;
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+ AvahiWatchEvent occurred;
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+ cups_array_t *watches;
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+} cupsd_watched_fd_t;
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+
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+struct AvahiWatch
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+{
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+ cupsd_watched_fd_t *watched_fd;
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+
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+ AvahiWatchEvent events;
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+ AvahiWatchCallback callback;
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+ void *userdata;
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+};
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+
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+struct AvahiTimeout
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+{
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+ AvahiCupsPoll *cups_poll;
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+ AvahiTimeoutCallback callback;
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+ void *userdata;
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+ cupsd_timeout_t *cupsd_timeout;
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+};
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+
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+/*
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+ * Local functions...
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+ */
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+
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+static AvahiWatch * watch_new(const AvahiPoll *api,
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+ int fd,
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+ AvahiWatchEvent events,
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+ AvahiWatchCallback callback,
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+ void *userdata);
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+static void watch_free(AvahiWatch *watch);
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+static void watch_update(AvahiWatch *watch,
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+ AvahiWatchEvent events);
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+static AvahiWatchEvent watch_get_events(AvahiWatch *watch);
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+
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+
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+/*
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+ * 'watch_read_cb' - Read callback for file descriptor
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+ */
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+
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+static void
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+watch_read_cb (void *userdata)
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+{
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+ AvahiWatch *watch;
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+ cupsd_watched_fd_t *watched_fd = userdata;
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+ watched_fd->occurred |= AVAHI_WATCH_IN;
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+ for (watch = (AvahiWatch *)cupsArrayFirst(watched_fd->watches);
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+ watch;
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+ watch = (AvahiWatch *)cupsArrayNext(watched_fd->watches))
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+ {
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+ if (watch->events & watched_fd->occurred)
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+ {
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+ (watch->callback) (watch, watched_fd->fd,
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+ AVAHI_WATCH_IN, watch->userdata);
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+ watched_fd->occurred &= ~AVAHI_WATCH_IN;
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+ break;
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+ }
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+ }
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+}
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+
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+
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+/*
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+ * 'watch_write_cb' - Write callback for file descriptor
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+ */
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+
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+static void
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+watch_write_cb (void *userdata)
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+{
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+ AvahiWatch *watch;
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+ cupsd_watched_fd_t *watched_fd = userdata;
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+ watched_fd->occurred |= AVAHI_WATCH_OUT;
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+ for (watch = (AvahiWatch *)cupsArrayFirst(watched_fd->watches);
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+ watch;
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+ watch = (AvahiWatch *)cupsArrayNext(watched_fd->watches))
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+ {
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+ if (watch->events & watched_fd->occurred)
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+ {
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+ (watch->callback) (watch, watched_fd->fd,
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+ AVAHI_WATCH_OUT, watch->userdata);
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+ watched_fd->occurred &= ~AVAHI_WATCH_OUT;
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+ break;
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+ }
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+ }
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+}
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+
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+
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+/*
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+ * 'watched_fd_add_select' - Call cupsdAddSelect() as needed
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+ */
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+
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+static int /* O - Watches? */
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+watched_fd_add_select (cupsd_watched_fd_t *watched_fd)
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+{
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+ AvahiWatch *watch;
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+ cupsd_selfunc_t read_cb = NULL, write_cb = NULL;
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+ int any_watches = 0;
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+
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+ for (watch = (AvahiWatch *)cupsArrayFirst(watched_fd->watches);
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+ watch;
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+ watch = (AvahiWatch *)cupsArrayNext(watched_fd->watches))
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+ {
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+ any_watches = 1;
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+ if (watch->events & (AVAHI_WATCH_IN |
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+ AVAHI_WATCH_ERR |
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+ AVAHI_WATCH_HUP))
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+ {
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+ read_cb = (cupsd_selfunc_t)watch_read_cb;
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+ if (write_cb != NULL)
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+ break;
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+ }
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+
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+ if (watch->events & AVAHI_WATCH_OUT)
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+ {
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+ write_cb = (cupsd_selfunc_t)watch_write_cb;
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+ if (read_cb != NULL)
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+ break;
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+ }
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+ }
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+
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+ if (read_cb || write_cb)
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+ cupsdAddSelect (watched_fd->fd, read_cb, write_cb, watched_fd);
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+ else
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+ cupsdRemoveSelect (watched_fd->fd);
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+
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+ return (any_watches);
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+}
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+
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+/*
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+ * 'watch_new' - Create a new file descriptor watch
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+ */
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+
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+static AvahiWatch *
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+watch_new (const AvahiPoll *api,
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+ int fd,
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+ AvahiWatchEvent events,
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+ AvahiWatchCallback callback,
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+ void *userdata)
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+{
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+ cupsd_watched_fd_t key, *watched_fd;
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+ AvahiCupsPoll *cups_poll = api->userdata;
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+ AvahiWatch *watch = malloc(sizeof(AvahiWatch));
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+ if (watch == NULL)
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+ return (NULL);
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+
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+ watch->events = events;
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+ watch->callback = callback;
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+ watch->userdata = userdata;
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+
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+ key.fd = fd;
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+ watched_fd = cupsArrayFind (cups_poll->watched_fds, &key);
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+ if (watched_fd == NULL)
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+ {
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+ watched_fd = malloc(sizeof(cupsd_watched_fd_t));
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+ if (watched_fd == NULL)
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+ {
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+ free (watch);
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+ return (NULL);
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+ }
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+
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+ watched_fd->fd = fd;
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+ watched_fd->occurred = 0;
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+ watched_fd->cups_poll = cups_poll;
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+ watched_fd->watches = cupsArrayNew (NULL, NULL);
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+ cupsArrayAdd (cups_poll->watched_fds, watched_fd);
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+ }
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+
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+ watch->watched_fd = watched_fd;
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+ cupsArrayAdd(watched_fd->watches, watch);
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+ watched_fd_add_select (watched_fd);
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+ return (watch);
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+}
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+
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+
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+/*
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+ * 'watch_free' - Free a file descriptor watch
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+ */
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+
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+static void
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+watch_free (AvahiWatch *watch)
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+{
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+ cupsd_watched_fd_t *watched_fd = watch->watched_fd;
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+ AvahiCupsPoll *cups_poll = watched_fd->cups_poll;
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+
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+ cupsArrayRemove (watched_fd->watches, watch);
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+ free (watch);
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+
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+ if (!watched_fd_add_select (watched_fd))
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+ {
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+ /* No more watches */
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+ cupsArrayRemove (cups_poll->watched_fds, watched_fd);
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+ free (watched_fd);
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+ }
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+}
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+
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+
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+/*
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3635cf |
+ * 'watch_update' - Update watched events for a file descriptor
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3635cf |
+ */
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+
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+static void
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3635cf |
+watch_update (AvahiWatch *watch,
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3635cf |
+ AvahiWatchEvent events)
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3635cf |
+{
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3635cf |
+ watch->events = events;
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3635cf |
+ watched_fd_add_select (watch->watched_fd);
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3635cf |
+}
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3635cf |
+
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+
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3635cf |
+/*
|
|
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3635cf |
+ * 'watch_get_events' - Get events that happened for a file descriptor
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3635cf |
+ */
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3635cf |
+
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3635cf |
+static AvahiWatchEvent
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3635cf |
+watch_get_events (AvahiWatch *watch)
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3635cf |
+{
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3635cf |
+ return (watch->watched_fd->occurred);
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3635cf |
+}
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3635cf |
+
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3635cf |
+
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3635cf |
+/*
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|
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3635cf |
+ * 'timeout_cb()' - Run a timed Avahi callback
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3635cf |
+ */
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3635cf |
+
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3635cf |
+static void
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3635cf |
+timeout_cb (cupsd_timeout_t *cupsd_timeout, void *userdata)
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3635cf |
+{
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3635cf |
+ AvahiTimeout *timeout = userdata;
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3635cf |
+ (timeout->callback) (timeout, timeout->userdata);
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3635cf |
+}
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3635cf |
+
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3635cf |
+
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3635cf |
+/*
|
|
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3635cf |
+ * 'timeout_new' - Set a wakeup time
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|
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3635cf |
+ */
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3635cf |
+
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3635cf |
+static AvahiTimeout *
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3635cf |
+timeout_new (const AvahiPoll *api,
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3635cf |
+ const struct timeval *tv,
|
|
|
3635cf |
+ AvahiTimeoutCallback callback,
|
|
|
3635cf |
+ void *userdata)
|
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3635cf |
+{
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3635cf |
+ AvahiTimeout *timeout;
|
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3635cf |
+ AvahiCupsPoll *cups_poll = api->userdata;
|
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3635cf |
+
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3635cf |
+ timeout = malloc(sizeof(AvahiTimeout));
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|
|
3635cf |
+ if (timeout == NULL)
|
|
|
3635cf |
+ return (NULL);
|
|
|
3635cf |
+
|
|
|
3635cf |
+ timeout->cups_poll = cups_poll;
|
|
|
3635cf |
+ timeout->callback = callback;
|
|
|
3635cf |
+ timeout->userdata = userdata;
|
|
|
3635cf |
+ timeout->cupsd_timeout = cupsdAddTimeout (tv,
|
|
|
3635cf |
+ (cupsd_timeoutfunc_t)timeout_cb,
|
|
|
3635cf |
+ timeout);
|
|
|
3635cf |
+ cupsArrayAdd (cups_poll->timeouts, timeout);
|
|
|
3635cf |
+ return (timeout);
|
|
|
3635cf |
+}
|
|
|
3635cf |
+
|
|
|
3635cf |
+
|
|
|
3635cf |
+/*
|
|
|
3635cf |
+ * 'timeout_update' - Update the expiration time for a timeout
|
|
|
3635cf |
+ */
|
|
|
3635cf |
+
|
|
|
3635cf |
+static void
|
|
|
3635cf |
+timeout_update (AvahiTimeout *timeout,
|
|
|
3635cf |
+ const struct timeval *tv)
|
|
|
3635cf |
+{
|
|
|
3635cf |
+ cupsdUpdateTimeout (timeout->cupsd_timeout, tv);
|
|
|
3635cf |
+}
|
|
|
3635cf |
+
|
|
|
3635cf |
+
|
|
|
3635cf |
+/*
|
|
|
3635cf |
+ * ' timeout_free' - Free a timeout
|
|
|
3635cf |
+ */
|
|
|
3635cf |
+
|
|
|
3635cf |
+static void
|
|
|
3635cf |
+timeout_free (AvahiTimeout *timeout)
|
|
|
3635cf |
+{
|
|
|
3635cf |
+ cupsArrayRemove (timeout->cups_poll->timeouts, timeout);
|
|
|
3635cf |
+ cupsdRemoveTimeout (timeout->cupsd_timeout);
|
|
|
3635cf |
+ free (timeout);
|
|
|
3635cf |
+}
|
|
|
3635cf |
+
|
|
|
3635cf |
+
|
|
|
3635cf |
+/*
|
|
|
3635cf |
+ * 'compare_watched_fds' - Compare watched file descriptors for array sorting
|
|
|
3635cf |
+ */
|
|
|
3635cf |
+static int
|
|
|
3635cf |
+compare_watched_fds(cupsd_watched_fd_t *p0,
|
|
|
3635cf |
+ cupsd_watched_fd_t *p1)
|
|
|
3635cf |
+{
|
|
|
3635cf |
+ /*
|
|
|
3635cf |
+ * Compare by fd (no two elements have the same fd)
|
|
|
3635cf |
+ */
|
|
|
3635cf |
+
|
|
|
3635cf |
+ if (p0->fd == p1->fd)
|
|
|
3635cf |
+ return 0;
|
|
|
3635cf |
+
|
|
|
3635cf |
+ return (p0->fd < p1->fd ? -1 : 1);
|
|
|
3635cf |
+}
|
|
|
3635cf |
+
|
|
|
3635cf |
+
|
|
|
3635cf |
+/*
|
|
|
3635cf |
+ * 'avahi_cups_poll_new' - Create a new Avahi main loop object for CUPS
|
|
|
3635cf |
+ */
|
|
|
3635cf |
+
|
|
|
3635cf |
+AvahiCupsPoll *
|
|
|
3635cf |
+avahi_cups_poll_new (void)
|
|
|
3635cf |
+{
|
|
|
3635cf |
+ AvahiCupsPoll *cups_poll = malloc(sizeof(AvahiCupsPoll));
|
|
|
3635cf |
+ if (cups_poll == NULL)
|
|
|
3635cf |
+ return (NULL);
|
|
|
3635cf |
+
|
|
|
3635cf |
+ cups_poll->watched_fds = cupsArrayNew ((cups_array_func_t)compare_watched_fds,
|
|
|
3635cf |
+ NULL);
|
|
|
3635cf |
+ cups_poll->timeouts = cupsArrayNew (NULL, NULL);
|
|
|
3635cf |
+
|
|
|
3635cf |
+ cups_poll->api.userdata = cups_poll;
|
|
|
3635cf |
+ cups_poll->api.watch_new = watch_new;
|
|
|
3635cf |
+ cups_poll->api.watch_free = watch_free;
|
|
|
3635cf |
+ cups_poll->api.watch_update = watch_update;
|
|
|
3635cf |
+ cups_poll->api.watch_get_events = watch_get_events;
|
|
|
3635cf |
+
|
|
|
3635cf |
+ cups_poll->api.timeout_new = timeout_new;
|
|
|
3635cf |
+ cups_poll->api.timeout_update = timeout_update;
|
|
|
3635cf |
+ cups_poll->api.timeout_free = timeout_free;
|
|
|
3635cf |
+
|
|
|
3635cf |
+ return (cups_poll);
|
|
|
3635cf |
+}
|
|
|
3635cf |
+
|
|
|
3635cf |
+
|
|
|
3635cf |
+/*
|
|
|
3635cf |
+ * 'avahi_cups_poll_free' - Free an Avahi main loop object for CUPS
|
|
|
3635cf |
+ */
|
|
|
3635cf |
+void
|
|
|
3635cf |
+avahi_cups_poll_free (AvahiCupsPoll *cups_poll)
|
|
|
3635cf |
+{
|
|
|
3635cf |
+ cupsd_watched_fd_t *watched_fd;
|
|
|
3635cf |
+
|
|
|
3635cf |
+ for (watched_fd = (cupsd_watched_fd_t*)cupsArrayFirst(cups_poll->watched_fds);
|
|
|
3635cf |
+ watched_fd;
|
|
|
3635cf |
+ watched_fd = (cupsd_watched_fd_t*)cupsArrayNext(cups_poll->watched_fds))
|
|
|
3635cf |
+ cupsArrayClear (watched_fd->watches);
|
|
|
3635cf |
+
|
|
|
3635cf |
+ cupsArrayClear (cups_poll->watched_fds);
|
|
|
3635cf |
+ cupsArrayClear (cups_poll->timeouts);
|
|
|
3635cf |
+}
|
|
|
3635cf |
+
|
|
|
3635cf |
+
|
|
|
3635cf |
+/*
|
|
|
3635cf |
+ * 'avahi_cups_poll_get' - Get the abstract poll API structure
|
|
|
3635cf |
+ */
|
|
|
3635cf |
+
|
|
|
3635cf |
+const AvahiPoll *
|
|
|
3635cf |
+avahi_cups_poll_get (AvahiCupsPoll *cups_poll)
|
|
|
3635cf |
+{
|
|
|
3635cf |
+ return (&cups_poll->api);
|
|
|
3635cf |
+}
|
|
|
3635cf |
+
|
|
|
3635cf |
+
|
|
|
3635cf |
+#endif /* HAVE_AVAHI ... from top of file */
|
|
|
3635cf |
+
|
|
|
3635cf |
+/*
|
|
|
3635cf |
+ * End of "$Id$".
|
|
|
3635cf |
+ */
|
|
|
3635cf |
diff -up cups-2.2.5/scheduler/avahi.h.avahi-no-threaded cups-2.2.5/scheduler/avahi.h
|
|
|
3635cf |
--- cups-2.2.5/scheduler/avahi.h.avahi-no-threaded 2017-10-17 19:03:00.760881016 +0200
|
|
|
3635cf |
+++ cups-2.2.5/scheduler/avahi.h 2017-10-17 19:03:00.760881016 +0200
|
|
|
3635cf |
@@ -0,0 +1,69 @@
|
|
|
3635cf |
+/*
|
|
|
3635cf |
+ * "$Id$"
|
|
|
3635cf |
+ *
|
|
|
3635cf |
+ * Avahi poll implementation for the CUPS scheduler.
|
|
|
3635cf |
+ *
|
|
|
3635cf |
+ * Copyright (C) 2010, 2011 Red Hat, Inc.
|
|
|
3635cf |
+ * Authors:
|
|
|
3635cf |
+ * Tim Waugh <twaugh@redhat.com>
|
|
|
3635cf |
+ *
|
|
|
3635cf |
+ * Redistribution and use in source and binary forms, with or without
|
|
|
3635cf |
+ * modification, are permitted provided that the following conditions
|
|
|
3635cf |
+ * are met:
|
|
|
3635cf |
+ *
|
|
|
3635cf |
+ * Redistributions of source code must retain the above copyright
|
|
|
3635cf |
+ * notice, this list of conditions and the following disclaimer.
|
|
|
3635cf |
+ *
|
|
|
3635cf |
+ * Redistributions in binary form must reproduce the above copyright
|
|
|
3635cf |
+ * notice, this list of conditions and the following disclaimer in the
|
|
|
3635cf |
+ * documentation and/or other materials provided with the distribution.
|
|
|
3635cf |
+ *
|
|
|
3635cf |
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
|
3635cf |
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
|
3635cf |
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
|
|
3635cf |
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
|
|
3635cf |
+ * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
|
|
|
3635cf |
+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
|
3635cf |
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
|
|
3635cf |
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
|
3635cf |
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
|
|
|
3635cf |
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
|
3635cf |
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
|
|
|
3635cf |
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
|
3635cf |
+ */
|
|
|
3635cf |
+
|
|
|
3635cf |
+#include <config.h>
|
|
|
3635cf |
+
|
|
|
3635cf |
+#ifdef HAVE_AVAHI
|
|
|
3635cf |
+# include <avahi-client/client.h>
|
|
|
3635cf |
+# include <avahi-client/publish.h>
|
|
|
3635cf |
+#endif /* HAVE_AVAHI */
|
|
|
3635cf |
+
|
|
|
3635cf |
+#ifdef HAVE_AUTHORIZATION_H
|
|
|
3635cf |
+# include <Security/Authorization.h>
|
|
|
3635cf |
+#endif /* HAVE_AUTHORIZATION_H */
|
|
|
3635cf |
+
|
|
|
3635cf |
+
|
|
|
3635cf |
+#ifdef HAVE_AVAHI
|
|
|
3635cf |
+typedef struct
|
|
|
3635cf |
+{
|
|
|
3635cf |
+ AvahiPoll api;
|
|
|
3635cf |
+ cups_array_t *watched_fds;
|
|
|
3635cf |
+ cups_array_t *timeouts;
|
|
|
3635cf |
+} AvahiCupsPoll;
|
|
|
3635cf |
+#endif /* HAVE_AVAHI */
|
|
|
3635cf |
+
|
|
|
3635cf |
+/*
|
|
|
3635cf |
+ * Prototypes...
|
|
|
3635cf |
+ */
|
|
|
3635cf |
+
|
|
|
3635cf |
+#ifdef HAVE_AVAHI
|
|
|
3635cf |
+extern AvahiCupsPoll * avahi_cups_poll_new(void);
|
|
|
3635cf |
+extern void avahi_cups_poll_free(AvahiCupsPoll *cups_poll);
|
|
|
3635cf |
+extern const AvahiPoll *avahi_cups_poll_get(AvahiCupsPoll *cups_poll);
|
|
|
3635cf |
+#endif /* HAVE_AVAHI */
|
|
|
3635cf |
+
|
|
|
3635cf |
+
|
|
|
3635cf |
+/*
|
|
|
3635cf |
+ * End of "$Id$".
|
|
|
3635cf |
+ */
|
|
|
3635cf |
diff -up cups-2.2.5/scheduler/cupsd.h.avahi-no-threaded cups-2.2.5/scheduler/cupsd.h
|
|
|
3635cf |
--- cups-2.2.5/scheduler/cupsd.h.avahi-no-threaded 2017-10-13 20:22:26.000000000 +0200
|
|
|
3635cf |
+++ cups-2.2.5/scheduler/cupsd.h 2017-10-17 19:03:00.760881016 +0200
|
|
|
3635cf |
@@ -118,6 +118,7 @@ extern const char *cups_hstrerror(int);
|
|
|
3635cf |
#include "colorman.h"
|
|
|
3635cf |
#include "conf.h"
|
|
|
3635cf |
#include "banners.h"
|
|
|
3635cf |
+#include "avahi.h"
|
|
|
3635cf |
#include "dirsvc.h"
|
|
|
3635cf |
#include "network.h"
|
|
|
3635cf |
#include "subscriptions.h"
|
|
|
3635cf |
@@ -138,6 +139,15 @@ extern const char *cups_hstrerror(int);
|
|
|
3635cf |
|
|
|
3635cf |
typedef void (*cupsd_selfunc_t)(void *data);
|
|
|
3635cf |
|
|
|
3635cf |
+#ifdef HAVE_AVAHI
|
|
|
3635cf |
+/*
|
|
|
3635cf |
+ * Timeout callback function type...
|
|
|
3635cf |
+ */
|
|
|
3635cf |
+
|
|
|
3635cf |
+typedef struct _cupsd_timeout_s cupsd_timeout_t;
|
|
|
3635cf |
+typedef void (*cupsd_timeoutfunc_t)(cupsd_timeout_t *timeout, void *data);
|
|
|
3635cf |
+#endif /* HAVE_AVAHI */
|
|
|
3635cf |
+
|
|
|
3635cf |
|
|
|
3635cf |
/*
|
|
|
3635cf |
* Globals...
|
|
|
3635cf |
@@ -162,6 +172,9 @@ VAR int OnDemand VALUE(0);
|
|
|
3635cf |
/* Launched on demand */
|
|
|
3635cf |
#endif /* HAVE_ONDEMAND */
|
|
|
3635cf |
|
|
|
3635cf |
+#ifdef HAVE_AVAHI
|
|
|
3635cf |
+VAR cups_array_t *Timeouts; /* Timed callbacks for main loop */
|
|
|
3635cf |
+#endif /* HAVE_AVAHI */
|
|
|
3635cf |
|
|
|
3635cf |
/*
|
|
|
3635cf |
* Prototypes...
|
|
|
3635cf |
@@ -224,3 +237,15 @@ extern void cupsdStopSelect(void);
|
|
|
3635cf |
/* server.c */
|
|
|
3635cf |
extern void cupsdStartServer(void);
|
|
|
3635cf |
extern void cupsdStopServer(void);
|
|
|
3635cf |
+
|
|
|
3635cf |
+#ifdef HAVE_AVAHI
|
|
|
3635cf |
+extern void cupsdInitTimeouts(void);
|
|
|
3635cf |
+extern cupsd_timeout_t *cupsdAddTimeout (const struct timeval *tv,
|
|
|
3635cf |
+ cupsd_timeoutfunc_t cb,
|
|
|
3635cf |
+ void *data);
|
|
|
3635cf |
+extern cupsd_timeout_t *cupsdNextTimeout (long *delay);
|
|
|
3635cf |
+extern void cupsdRunTimeout (cupsd_timeout_t *timeout);
|
|
|
3635cf |
+extern void cupsdUpdateTimeout (cupsd_timeout_t *timeout,
|
|
|
3635cf |
+ const struct timeval *tv);
|
|
|
3635cf |
+extern void cupsdRemoveTimeout (cupsd_timeout_t *timeout);
|
|
|
3635cf |
+#endif /* HAVE_AVAHI */
|
|
|
3635cf |
\ No newline at end of file
|
|
|
3635cf |
diff -up cups-2.2.5/scheduler/dirsvc.c.avahi-no-threaded cups-2.2.5/scheduler/dirsvc.c
|
|
|
3635cf |
--- cups-2.2.5/scheduler/dirsvc.c.avahi-no-threaded 2017-10-13 20:22:26.000000000 +0200
|
|
|
3635cf |
+++ cups-2.2.5/scheduler/dirsvc.c 2017-10-17 19:05:35.938592292 +0200
|
|
|
3635cf |
@@ -193,7 +193,7 @@ cupsdStartBrowsing(void)
|
|
|
3635cf |
cupsdUpdateDNSSDName();
|
|
|
3635cf |
|
|
|
3635cf |
# else /* HAVE_AVAHI */
|
|
|
3635cf |
- if ((DNSSDMaster = avahi_threaded_poll_new()) == NULL)
|
|
|
3635cf |
+ if ((DNSSDMaster = avahi_cups_poll_new()) == NULL)
|
|
|
3635cf |
{
|
|
|
3635cf |
cupsdLogMessage(CUPSD_LOG_ERROR, "Unable to create DNS-SD thread.");
|
|
|
3635cf |
|
|
|
3635cf |
@@ -204,7 +204,7 @@ cupsdStartBrowsing(void)
|
|
|
3635cf |
{
|
|
|
3635cf |
int error; /* Error code, if any */
|
|
|
3635cf |
|
|
|
3635cf |
- DNSSDClient = avahi_client_new(avahi_threaded_poll_get(DNSSDMaster), AVAHI_CLIENT_NO_FAIL, dnssdClientCallback, NULL, &error);
|
|
|
3635cf |
+ DNSSDClient = avahi_client_new(avahi_cups_poll_get(DNSSDMaster), AVAHI_CLIENT_NO_FAIL, dnssdClientCallback, NULL, &error);
|
|
|
3635cf |
|
|
|
3635cf |
if (DNSSDClient == NULL)
|
|
|
3635cf |
{
|
|
|
3635cf |
@@ -215,11 +215,9 @@ cupsdStartBrowsing(void)
|
|
|
3635cf |
if (FatalErrors & CUPSD_FATAL_BROWSE)
|
|
|
3635cf |
cupsdEndProcess(getpid(), 0);
|
|
|
3635cf |
|
|
|
3635cf |
- avahi_threaded_poll_free(DNSSDMaster);
|
|
|
3635cf |
+ avahi_cups_poll_free(DNSSDMaster);
|
|
|
3635cf |
DNSSDMaster = NULL;
|
|
|
3635cf |
}
|
|
|
3635cf |
- else
|
|
|
3635cf |
- avahi_threaded_poll_start(DNSSDMaster);
|
|
|
3635cf |
}
|
|
|
3635cf |
# endif /* HAVE_DNSSD */
|
|
|
3635cf |
}
|
|
|
3635cf |
@@ -635,7 +633,7 @@ dnssdClientCallback(
|
|
|
3635cf |
* Renew Avahi client...
|
|
|
3635cf |
*/
|
|
|
3635cf |
|
|
|
3635cf |
- DNSSDClient = avahi_client_new(avahi_threaded_poll_get(DNSSDMaster), AVAHI_CLIENT_NO_FAIL, dnssdClientCallback, NULL, &error);
|
|
|
3635cf |
+ DNSSDClient = avahi_client_new(avahi_cups_poll_get(DNSSDMaster), AVAHI_CLIENT_NO_FAIL, dnssdClientCallback, NULL, &error);
|
|
|
3635cf |
|
|
|
3635cf |
if (!DNSSDClient)
|
|
|
3635cf |
{
|
|
|
3635cf |
@@ -701,13 +699,7 @@ dnssdDeregisterInstance(
|
|
|
3635cf |
# else /* HAVE_AVAHI */
|
|
|
3635cf |
if (*srv)
|
|
|
3635cf |
{
|
|
|
3635cf |
- if (!from_callback)
|
|
|
3635cf |
- avahi_threaded_poll_lock(DNSSDMaster);
|
|
|
3635cf |
-
|
|
|
3635cf |
avahi_entry_group_free(*srv);
|
|
|
3635cf |
-
|
|
|
3635cf |
- if (!from_callback)
|
|
|
3635cf |
- avahi_threaded_poll_unlock(DNSSDMaster);
|
|
|
3635cf |
}
|
|
|
3635cf |
# endif /* HAVE_DNSSD */
|
|
|
3635cf |
|
|
|
3635cf |
@@ -1029,16 +1021,10 @@ dnssdRegisterInstance(
|
|
|
3635cf |
(void)commit;
|
|
|
3635cf |
|
|
|
3635cf |
# else /* HAVE_AVAHI */
|
|
|
3635cf |
- if (!from_callback)
|
|
|
3635cf |
- avahi_threaded_poll_lock(DNSSDMaster);
|
|
|
3635cf |
-
|
|
|
3635cf |
if (!*srv)
|
|
|
3635cf |
*srv = avahi_entry_group_new(DNSSDClient, dnssdRegisterCallback, NULL);
|
|
|
3635cf |
if (!*srv)
|
|
|
3635cf |
{
|
|
|
3635cf |
- if (!from_callback)
|
|
|
3635cf |
- avahi_threaded_poll_unlock(DNSSDMaster);
|
|
|
3635cf |
-
|
|
|
3635cf |
cupsdLogMessage(CUPSD_LOG_WARN, "DNS-SD registration of \"%s\" failed: %s",
|
|
|
3635cf |
name, dnssdErrorString(avahi_client_errno(DNSSDClient)));
|
|
|
3635cf |
return (0);
|
|
|
3635cf |
@@ -1153,9 +1139,6 @@ dnssdRegisterInstance(
|
|
|
3635cf |
cupsdLogMessage(CUPSD_LOG_DEBUG, "DNS-SD commit of \"%s\" failed.",
|
|
|
3635cf |
name);
|
|
|
3635cf |
}
|
|
|
3635cf |
-
|
|
|
3635cf |
- if (!from_callback)
|
|
|
3635cf |
- avahi_threaded_poll_unlock(DNSSDMaster);
|
|
|
3635cf |
# endif /* HAVE_DNSSD */
|
|
|
3635cf |
|
|
|
3635cf |
if (error)
|
|
|
3635cf |
@@ -1326,9 +1309,6 @@ dnssdStop(void)
|
|
|
3635cf |
DNSSDMaster = NULL;
|
|
|
3635cf |
|
|
|
3635cf |
# else /* HAVE_AVAHI */
|
|
|
3635cf |
- if (DNSSDMaster)
|
|
|
3635cf |
- avahi_threaded_poll_stop(DNSSDMaster);
|
|
|
3635cf |
-
|
|
|
3635cf |
if (DNSSDClient)
|
|
|
3635cf |
{
|
|
|
3635cf |
avahi_client_free(DNSSDClient);
|
|
|
3635cf |
@@ -1337,7 +1317,7 @@ dnssdStop(void)
|
|
|
3635cf |
|
|
|
3635cf |
if (DNSSDMaster)
|
|
|
3635cf |
{
|
|
|
3635cf |
- avahi_threaded_poll_free(DNSSDMaster);
|
|
|
3635cf |
+ avahi_cups_poll_free(DNSSDMaster);
|
|
|
3635cf |
DNSSDMaster = NULL;
|
|
|
3635cf |
}
|
|
|
3635cf |
# endif /* HAVE_DNSSD */
|
|
|
3635cf |
diff -up cups-2.2.5/scheduler/dirsvc.h.avahi-no-threaded cups-2.2.5/scheduler/dirsvc.h
|
|
|
3635cf |
--- cups-2.2.5/scheduler/dirsvc.h.avahi-no-threaded 2017-10-13 20:22:26.000000000 +0200
|
|
|
3635cf |
+++ cups-2.2.5/scheduler/dirsvc.h 2017-10-17 19:03:00.761881007 +0200
|
|
|
3635cf |
@@ -49,7 +49,7 @@ VAR cups_array_t *DNSSDPrinters VALUE(NU
|
|
|
3635cf |
VAR DNSServiceRef DNSSDMaster VALUE(NULL);
|
|
|
3635cf |
/* Master DNS-SD service reference */
|
|
|
3635cf |
# else /* HAVE_AVAHI */
|
|
|
3635cf |
-VAR AvahiThreadedPoll *DNSSDMaster VALUE(NULL);
|
|
|
3635cf |
+VAR AvahiCupsPoll *DNSSDMaster VALUE(NULL);
|
|
|
3635cf |
/* Master polling interface for Avahi */
|
|
|
3635cf |
VAR AvahiClient *DNSSDClient VALUE(NULL);
|
|
|
3635cf |
/* Client information */
|
|
|
3635cf |
diff -up cups-2.2.5/scheduler/main.c.avahi-no-threaded cups-2.2.5/scheduler/main.c
|
|
|
3635cf |
--- cups-2.2.5/scheduler/main.c.avahi-no-threaded 2017-10-17 19:03:00.753881074 +0200
|
|
|
3635cf |
+++ cups-2.2.5/scheduler/main.c 2017-10-17 19:03:00.761881007 +0200
|
|
|
3635cf |
@@ -131,7 +131,10 @@ main(int argc, /* I - Number of comm
|
|
|
3635cf |
int service_idle_exit;
|
|
|
3635cf |
/* Idle exit on select timeout? */
|
|
|
3635cf |
#endif /* HAVE_ONDEMAND */
|
|
|
3635cf |
-
|
|
|
3635cf |
+#ifdef HAVE_AVAHI
|
|
|
3635cf |
+ cupsd_timeout_t *tmo; /* Next scheduled timed callback */
|
|
|
3635cf |
+ long tmo_delay; /* Time before it must be called */
|
|
|
3635cf |
+#endif /* HAVE_AVAHI */
|
|
|
3635cf |
|
|
|
3635cf |
#ifdef HAVE_GETEUID
|
|
|
3635cf |
/*
|
|
|
3635cf |
@@ -610,6 +613,14 @@ main(int argc, /* I - Number of comm
|
|
|
3635cf |
|
|
|
3635cf |
httpInitialize();
|
|
|
3635cf |
|
|
|
3635cf |
+#ifdef HAVE_AVAHI
|
|
|
3635cf |
+ /*
|
|
|
3635cf |
+ * Initialize timed callback structures.
|
|
|
3635cf |
+ */
|
|
|
3635cf |
+
|
|
|
3635cf |
+ cupsdInitTimeouts();
|
|
|
3635cf |
+#endif /* HAVE_AVAHI */
|
|
|
3635cf |
+
|
|
|
3635cf |
cupsdStartServer();
|
|
|
3635cf |
|
|
|
3635cf |
/*
|
|
|
3635cf |
@@ -928,6 +939,16 @@ main(int argc, /* I - Number of comm
|
|
|
3635cf |
}
|
|
|
3635cf |
#endif /* __APPLE__ */
|
|
|
3635cf |
|
|
|
3635cf |
+#ifdef HAVE_AVAHI
|
|
|
3635cf |
+ /*
|
|
|
3635cf |
+ * If a timed callback is due, run it.
|
|
|
3635cf |
+ */
|
|
|
3635cf |
+
|
|
|
3635cf |
+ tmo = cupsdNextTimeout (&tmo_delay);
|
|
|
3635cf |
+ if (tmo && tmo_delay == 0)
|
|
|
3635cf |
+ cupsdRunTimeout (tmo);
|
|
|
3635cf |
+#endif /* HAVE_AVAHI */
|
|
|
3635cf |
+
|
|
|
3635cf |
#ifndef __APPLE__
|
|
|
3635cf |
/*
|
|
|
3635cf |
* Update the network interfaces once a minute...
|
|
|
3635cf |
@@ -1632,6 +1653,10 @@ select_timeout(int fds) /* I - Number
|
|
|
3635cf |
cupsd_job_t *job; /* Job information */
|
|
|
3635cf |
cupsd_printer_t *printer; /* Printer information */
|
|
|
3635cf |
const char *why; /* Debugging aid */
|
|
|
3635cf |
+#ifdef HAVE_AVAHI
|
|
|
3635cf |
+ cupsd_timeout_t *tmo; /* Timed callback */
|
|
|
3635cf |
+ long tmo_delay; /* Seconds before calling it */
|
|
|
3635cf |
+#endif /* HAVE_AVAHI */
|
|
|
3635cf |
|
|
|
3635cf |
|
|
|
3635cf |
cupsdLogMessage(CUPSD_LOG_DEBUG2, "select_timeout: JobHistoryUpdate=%ld",
|
|
|
3635cf |
@@ -1677,6 +1702,19 @@ select_timeout(int fds) /* I - Number
|
|
|
3635cf |
}
|
|
|
3635cf |
#endif /* __APPLE__ */
|
|
|
3635cf |
|
|
|
3635cf |
+#ifdef HAVE_AVAHI
|
|
|
3635cf |
+ /*
|
|
|
3635cf |
+ * See if there are any scheduled timed callbacks to run.
|
|
|
3635cf |
+ */
|
|
|
3635cf |
+
|
|
|
3635cf |
+ if ((tmo = cupsdNextTimeout(&tmo_delay)) != NULL &&
|
|
|
3635cf |
+ (now + tmo_delay) < timeout)
|
|
|
3635cf |
+ {
|
|
|
3635cf |
+ timeout = tmo_delay;
|
|
|
3635cf |
+ why = "run a timed callback";
|
|
|
3635cf |
+ }
|
|
|
3635cf |
+#endif /* HAVE_AVAHI */
|
|
|
3635cf |
+
|
|
|
3635cf |
/*
|
|
|
3635cf |
* Check whether we are accepting new connections...
|
|
|
3635cf |
*/
|
|
|
3635cf |
diff -up cups-2.2.5/scheduler/Makefile.avahi-no-threaded cups-2.2.5/scheduler/Makefile
|
|
|
3635cf |
--- cups-2.2.5/scheduler/Makefile.avahi-no-threaded 2017-10-13 20:22:26.000000000 +0200
|
|
|
3635cf |
+++ cups-2.2.5/scheduler/Makefile 2017-10-17 19:03:00.762880999 +0200
|
|
|
3635cf |
@@ -15,6 +15,7 @@ include ../Makedefs
|
|
|
3635cf |
|
|
|
3635cf |
CUPSDOBJS = \
|
|
|
3635cf |
auth.o \
|
|
|
3635cf |
+ avahi.o \
|
|
|
3635cf |
banners.o \
|
|
|
3635cf |
cert.o \
|
|
|
3635cf |
classes.o \
|
|
|
3635cf |
@@ -38,7 +39,8 @@ CUPSDOBJS = \
|
|
|
3635cf |
server.o \
|
|
|
3635cf |
statbuf.o \
|
|
|
3635cf |
subscriptions.o \
|
|
|
3635cf |
- sysman.o
|
|
|
3635cf |
+ sysman.o \
|
|
|
3635cf |
+ timeout.o
|
|
|
3635cf |
LIBOBJS = \
|
|
|
3635cf |
filter.o \
|
|
|
3635cf |
mime.o \
|
|
|
3635cf |
diff -up cups-2.2.5/scheduler/timeout.c.avahi-no-threaded cups-2.2.5/scheduler/timeout.c
|
|
|
3635cf |
--- cups-2.2.5/scheduler/timeout.c.avahi-no-threaded 2017-10-17 19:03:00.762880999 +0200
|
|
|
3635cf |
+++ cups-2.2.5/scheduler/timeout.c 2017-10-17 19:03:00.762880999 +0200
|
|
|
3635cf |
@@ -0,0 +1,235 @@
|
|
|
3635cf |
+/*
|
|
|
3635cf |
+ * "$Id$"
|
|
|
3635cf |
+ *
|
|
|
3635cf |
+ * Timeout functions for the Common UNIX Printing System (CUPS).
|
|
|
3635cf |
+ *
|
|
|
3635cf |
+ * Copyright (C) 2010, 2011 Red Hat, Inc.
|
|
|
3635cf |
+ * Authors:
|
|
|
3635cf |
+ * Tim Waugh <twaugh@redhat.com>
|
|
|
3635cf |
+ *
|
|
|
3635cf |
+ * Redistribution and use in source and binary forms, with or without
|
|
|
3635cf |
+ * modification, are permitted provided that the following conditions
|
|
|
3635cf |
+ * are met:
|
|
|
3635cf |
+ *
|
|
|
3635cf |
+ * Redistributions of source code must retain the above copyright
|
|
|
3635cf |
+ * notice, this list of conditions and the following disclaimer.
|
|
|
3635cf |
+ *
|
|
|
3635cf |
+ * Redistributions in binary form must reproduce the above copyright
|
|
|
3635cf |
+ * notice, this list of conditions and the following disclaimer in the
|
|
|
3635cf |
+ * documentation and/or other materials provided with the distribution.
|
|
|
3635cf |
+ *
|
|
|
3635cf |
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
|
3635cf |
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
|
3635cf |
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
|
|
3635cf |
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
|
|
3635cf |
+ * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
|
|
|
3635cf |
+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
|
3635cf |
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
|
|
3635cf |
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
|
3635cf |
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
|
|
|
3635cf |
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
|
3635cf |
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
|
|
|
3635cf |
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
|
3635cf |
+ *
|
|
|
3635cf |
+ * Contents:
|
|
|
3635cf |
+ *
|
|
|
3635cf |
+ * cupsdInitTimeouts() - Initialise timeout structure.
|
|
|
3635cf |
+ * cupsdAddTimeout() - Add a timed callback.
|
|
|
3635cf |
+ * cupsdNextTimeout() - Find the next enabled timed callback.
|
|
|
3635cf |
+ * cupsdUpdateTimeout() - Adjust the time of a timed callback or disable it.
|
|
|
3635cf |
+ * cupsdRemoveTimeout() - Discard a timed callback.
|
|
|
3635cf |
+ * compare_timeouts() - Compare timed callbacks for array sorting.
|
|
|
3635cf |
+ */
|
|
|
3635cf |
+
|
|
|
3635cf |
+#include <config.h>
|
|
|
3635cf |
+
|
|
|
3635cf |
+#ifdef HAVE_AVAHI /* Applies to entire file... */
|
|
|
3635cf |
+
|
|
|
3635cf |
+/*
|
|
|
3635cf |
+ * Include necessary headers...
|
|
|
3635cf |
+ */
|
|
|
3635cf |
+
|
|
|
3635cf |
+#include "cupsd.h"
|
|
|
3635cf |
+
|
|
|
3635cf |
+#if defined(HAVE_MALLOC_H) && defined(HAVE_MALLINFO)
|
|
|
3635cf |
+# include <malloc.h>
|
|
|
3635cf |
+#endif /* HAVE_MALLOC_H && HAVE_MALLINFO */
|
|
|
3635cf |
+
|
|
|
3635cf |
+#ifdef HAVE_AVAHI
|
|
|
3635cf |
+# include <avahi-common/timeval.h>
|
|
|
3635cf |
+#endif /* HAVE_AVAHI */
|
|
|
3635cf |
+
|
|
|
3635cf |
+
|
|
|
3635cf |
+struct _cupsd_timeout_s
|
|
|
3635cf |
+{
|
|
|
3635cf |
+ struct timeval when;
|
|
|
3635cf |
+ int enabled;
|
|
|
3635cf |
+ cupsd_timeoutfunc_t callback;
|
|
|
3635cf |
+ void *data;
|
|
|
3635cf |
+};
|
|
|
3635cf |
+
|
|
|
3635cf |
+/*
|
|
|
3635cf |
+ * Local functions...
|
|
|
3635cf |
+ */
|
|
|
3635cf |
+
|
|
|
3635cf |
+/*
|
|
|
3635cf |
+ * 'compare_timeouts()' - Compare timed callbacks for array sorting.
|
|
|
3635cf |
+ */
|
|
|
3635cf |
+
|
|
|
3635cf |
+static int
|
|
|
3635cf |
+compare_addrs (void *p0, void *p1)
|
|
|
3635cf |
+{
|
|
|
3635cf |
+ if (p0 == p1)
|
|
|
3635cf |
+ return (0);
|
|
|
3635cf |
+ if (p0 < p1)
|
|
|
3635cf |
+ return (-1);
|
|
|
3635cf |
+ return (1);
|
|
|
3635cf |
+}
|
|
|
3635cf |
+
|
|
|
3635cf |
+static int
|
|
|
3635cf |
+compare_timeouts (cupsd_timeout_t *p0, cupsd_timeout_t *p1)
|
|
|
3635cf |
+{
|
|
|
3635cf |
+ int addrsdiff = compare_addrs (p0, p1);
|
|
|
3635cf |
+ int tvdiff;
|
|
|
3635cf |
+
|
|
|
3635cf |
+ if (addrsdiff == 0)
|
|
|
3635cf |
+ return (0);
|
|
|
3635cf |
+
|
|
|
3635cf |
+ if (!p0->enabled || !p1->enabled)
|
|
|
3635cf |
+ {
|
|
|
3635cf |
+ if (!p0->enabled && !p1->enabled)
|
|
|
3635cf |
+ return (addrsdiff);
|
|
|
3635cf |
+
|
|
|
3635cf |
+ return (p0->enabled ? -1 : 1);
|
|
|
3635cf |
+ }
|
|
|
3635cf |
+
|
|
|
3635cf |
+ tvdiff = avahi_timeval_compare (&p0->when, &p1->when);
|
|
|
3635cf |
+ if (tvdiff != 0)
|
|
|
3635cf |
+ return (tvdiff);
|
|
|
3635cf |
+
|
|
|
3635cf |
+ return (addrsdiff);
|
|
|
3635cf |
+}
|
|
|
3635cf |
+
|
|
|
3635cf |
+
|
|
|
3635cf |
+/*
|
|
|
3635cf |
+ * 'cupsdInitTimeouts()' - Initialise timeout structures.
|
|
|
3635cf |
+ */
|
|
|
3635cf |
+
|
|
|
3635cf |
+void
|
|
|
3635cf |
+cupsdInitTimeouts(void)
|
|
|
3635cf |
+{
|
|
|
3635cf |
+ Timeouts = cupsArrayNew ((cups_array_func_t)compare_timeouts, NULL);
|
|
|
3635cf |
+}
|
|
|
3635cf |
+
|
|
|
3635cf |
+
|
|
|
3635cf |
+/*
|
|
|
3635cf |
+ * 'cupsdAddTimeout()' - Add a timed callback.
|
|
|
3635cf |
+ */
|
|
|
3635cf |
+
|
|
|
3635cf |
+cupsd_timeout_t * /* O - Timeout handle */
|
|
|
3635cf |
+cupsdAddTimeout(const struct timeval *tv, /* I - Absolute time */
|
|
|
3635cf |
+ cupsd_timeoutfunc_t cb, /* I - Callback function */
|
|
|
3635cf |
+ void *data) /* I - User data */
|
|
|
3635cf |
+{
|
|
|
3635cf |
+ cupsd_timeout_t *timeout;
|
|
|
3635cf |
+
|
|
|
3635cf |
+ timeout = malloc (sizeof(cupsd_timeout_t));
|
|
|
3635cf |
+ if (timeout != NULL)
|
|
|
3635cf |
+ {
|
|
|
3635cf |
+ timeout->enabled = (tv != NULL);
|
|
|
3635cf |
+ if (tv)
|
|
|
3635cf |
+ {
|
|
|
3635cf |
+ timeout->when.tv_sec = tv->tv_sec;
|
|
|
3635cf |
+ timeout->when.tv_usec = tv->tv_usec;
|
|
|
3635cf |
+ }
|
|
|
3635cf |
+
|
|
|
3635cf |
+ timeout->callback = cb;
|
|
|
3635cf |
+ timeout->data = data;
|
|
|
3635cf |
+ cupsArrayAdd (Timeouts, timeout);
|
|
|
3635cf |
+ }
|
|
|
3635cf |
+
|
|
|
3635cf |
+ return timeout;
|
|
|
3635cf |
+}
|
|
|
3635cf |
+
|
|
|
3635cf |
+
|
|
|
3635cf |
+/*
|
|
|
3635cf |
+ * 'cupsdNextTimeout()' - Find the next enabled timed callback.
|
|
|
3635cf |
+ */
|
|
|
3635cf |
+
|
|
|
3635cf |
+cupsd_timeout_t * /* O - Next enabled timeout or NULL */
|
|
|
3635cf |
+cupsdNextTimeout(long *delay) /* O - Seconds before scheduled */
|
|
|
3635cf |
+{
|
|
|
3635cf |
+ cupsd_timeout_t *first = cupsArrayFirst (Timeouts);
|
|
|
3635cf |
+ struct timeval curtime;
|
|
|
3635cf |
+
|
|
|
3635cf |
+ if (first && !first->enabled)
|
|
|
3635cf |
+ first = NULL;
|
|
|
3635cf |
+
|
|
|
3635cf |
+ if (first && delay)
|
|
|
3635cf |
+ {
|
|
|
3635cf |
+ gettimeofday (&curtime, NULL);
|
|
|
3635cf |
+ if (avahi_timeval_compare (&curtime, &first->when) > 0)
|
|
|
3635cf |
+ {
|
|
|
3635cf |
+ *delay = 0;
|
|
|
3635cf |
+ } else {
|
|
|
3635cf |
+ *delay = 1 + first->when.tv_sec - curtime.tv_sec;
|
|
|
3635cf |
+ if (first->when.tv_usec < curtime.tv_usec)
|
|
|
3635cf |
+ (*delay)--;
|
|
|
3635cf |
+ }
|
|
|
3635cf |
+ }
|
|
|
3635cf |
+
|
|
|
3635cf |
+ return (first);
|
|
|
3635cf |
+}
|
|
|
3635cf |
+
|
|
|
3635cf |
+
|
|
|
3635cf |
+/*
|
|
|
3635cf |
+ * 'cupsdRunTimeout()' - Run a timed callback.
|
|
|
3635cf |
+ */
|
|
|
3635cf |
+
|
|
|
3635cf |
+void
|
|
|
3635cf |
+cupsdRunTimeout(cupsd_timeout_t *timeout) /* I - Timeout */
|
|
|
3635cf |
+{
|
|
|
3635cf |
+ if (!timeout)
|
|
|
3635cf |
+ return;
|
|
|
3635cf |
+ timeout->enabled = 0;
|
|
|
3635cf |
+ if (!timeout->callback)
|
|
|
3635cf |
+ return;
|
|
|
3635cf |
+ timeout->callback (timeout, timeout->data);
|
|
|
3635cf |
+}
|
|
|
3635cf |
+
|
|
|
3635cf |
+/*
|
|
|
3635cf |
+ * 'cupsdUpdateTimeout()' - Adjust the time of a timed callback or disable it.
|
|
|
3635cf |
+ */
|
|
|
3635cf |
+
|
|
|
3635cf |
+void
|
|
|
3635cf |
+cupsdUpdateTimeout(cupsd_timeout_t *timeout, /* I - Timeout */
|
|
|
3635cf |
+ const struct timeval *tv) /* I - Absolute time or NULL */
|
|
|
3635cf |
+{
|
|
|
3635cf |
+ cupsArrayRemove (Timeouts, timeout);
|
|
|
3635cf |
+ timeout->enabled = (tv != NULL);
|
|
|
3635cf |
+ if (tv)
|
|
|
3635cf |
+ {
|
|
|
3635cf |
+ timeout->when.tv_sec = tv->tv_sec;
|
|
|
3635cf |
+ timeout->when.tv_usec = tv->tv_usec;
|
|
|
3635cf |
+ }
|
|
|
3635cf |
+ cupsArrayAdd (Timeouts, timeout);
|
|
|
3635cf |
+}
|
|
|
3635cf |
+
|
|
|
3635cf |
+
|
|
|
3635cf |
+/*
|
|
|
3635cf |
+ * 'cupsdRemoveTimeout()' - Discard a timed callback.
|
|
|
3635cf |
+ */
|
|
|
3635cf |
+
|
|
|
3635cf |
+void
|
|
|
3635cf |
+cupsdRemoveTimeout(cupsd_timeout_t *timeout) /* I - Timeout */
|
|
|
3635cf |
+{
|
|
|
3635cf |
+ cupsArrayRemove (Timeouts, timeout);
|
|
|
3635cf |
+ free (timeout);
|
|
|
3635cf |
+}
|
|
|
3635cf |
+
|
|
|
3635cf |
+
|
|
|
3635cf |
+#endif /* HAVE_AVAHI ... from top of file */
|
|
|
3635cf |
+
|
|
|
3635cf |
+/*
|
|
|
3635cf |
+ * End of "$Id$".
|
|
|
3635cf |
+ */
|