static int unload_observer_delete(void *obj, void *arg, int flags)
{
struct contact_expiration *expiration = obj;
AST_SCHED_DEL_UNREF(sched, expiration->sched, ao2_cleanup(expiration));
return CMP_MATCH;
}
/*!
* \internal
* \brief Unschedule all existing contacts
*/
static int unschedule_all_cb(void *obj, void *arg, int flags)
{
struct sched_data *data = obj;
AST_SCHED_DEL_UNREF(sched, data->id, ao2_ref(data, -1));
return CMP_MATCH;
}
/*!
* \internal
* \brief Remove the contact from the scheduler.
*/
static void unschedule_qualify(struct ast_sip_contact *contact)
{
struct sched_data *data;
data = ao2_find(sched_qualifies, contact, OBJ_UNLINK | OBJ_SEARCH_KEY);
if (!data) {
return;
}
AST_SCHED_DEL_UNREF(sched, data->id,
ao2_t_ref(data, -1, "Delete scheduler entry ref"));
ao2_t_ref(data, -1, "Done with ao2_find ref");
}
/*! \brief Observer callback for when a contact is deleted */
static void contact_expiration_observer_deleted(const void *object)
{
struct contact_expiration *expiration;
expiration = ao2_find(contact_autoexpire, ast_sorcery_object_get_id(object),
OBJ_SEARCH_KEY | OBJ_UNLINK);
if (!expiration) {
return;
}
AST_SCHED_DEL_UNREF(sched, expiration->sched, ao2_cleanup(expiration));
ao2_ref(expiration, -1);
}
int ast_dns_resolve_recurring_cancel(struct ast_dns_query_recurring *recurring)
{
int res = 0;
ao2_lock(recurring);
recurring->cancelled = 1;
AST_SCHED_DEL_UNREF(ast_dns_get_sched(), recurring->timer, ao2_ref(recurring, -1));
if (recurring->active) {
res = ast_dns_resolve_cancel(recurring->active);
ao2_replace(recurring->active, NULL);
}
ao2_unlock(recurring);
return res;
}
/*!
* \internal
* \brief Set up a scheduled qualify contact check.
*/
static void schedule_qualify(struct ast_sip_contact *contact, int initial_interval)
{
struct sched_data *data;
data = sched_data_create(contact);
if (!data) {
return;
}
ast_assert(contact->qualify_frequency != 0);
ao2_t_ref(data, +1, "Ref for qualify_contact_sched() scheduler entry");
data->id = ast_sched_add_variable(sched, initial_interval,
qualify_contact_sched, data, 1);
if (data->id < 0) {
ao2_t_ref(data, -1, "Cleanup failed scheduler add");
ast_log(LOG_ERROR, "Unable to schedule qualify for contact %s\n",
contact->uri);
} else if (!ao2_link(sched_qualifies, data)) {
AST_SCHED_DEL_UNREF(sched, data->id,
ao2_t_ref(data, -1, "Cleanup scheduler for failed ao2_link"));
}
ao2_t_ref(data, -1, "Done setting up scheduler entry");
}