Refactoring: introduce lttng_get_event_ht_from_enabler and lttng_get_event_list_head_...

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Change-Id: I67c14a4345c48ef96de39e4bbb9e04a3ea07c868

diff --git a/src/common/events.h b/src/common/events.h
index 0eb7ecc930d799cfb22ce5459fc0abe666b6a5e0..ff86c016204d1b50359d2fc5cf42e8adb99aa818 100644 (file)
--- a/src/common/events.h
+++ b/src/common/events.h
@@ -641,7 +641,49 @@ struct lttng_event_enabler_common *lttng_event_notifier_enabler_as_enabler(
        return &event_notifier_enabler->parent;
 }
 
+static inline
+struct lttng_ust_event_ht *lttng_get_event_ht_from_enabler(struct lttng_event_enabler_common *event_enabler)
+{
+       switch (event_enabler->enabler_type) {
+       case LTTNG_EVENT_ENABLER_TYPE_RECORDER:         /* Fall-through */
+       case LTTNG_EVENT_ENABLER_TYPE_COUNTER:
+       {
+               struct lttng_event_enabler_session_common *event_enabler_session =
+                       caa_container_of(event_enabler, struct lttng_event_enabler_session_common, parent);
+               return &event_enabler_session->chan->session->priv->events_name_ht;
+       }
+       case LTTNG_EVENT_ENABLER_TYPE_NOTIFIER:
+       {
+               struct lttng_event_notifier_enabler *event_notifier_enabler =
+                       caa_container_of(event_enabler, struct lttng_event_notifier_enabler, parent);
+               return &event_notifier_enabler->group->event_notifiers_ht;
+       }
+       default:
+               return NULL;
+       }
+}
 
+static inline
+struct cds_list_head *lttng_get_event_list_head_from_enabler(struct lttng_event_enabler_common *event_enabler)
+{
+       switch (event_enabler->enabler_type) {
+       case LTTNG_EVENT_ENABLER_TYPE_RECORDER:         /* Fall-through */
+       case LTTNG_EVENT_ENABLER_TYPE_COUNTER:
+       {
+               struct lttng_event_enabler_session_common *event_enabler_session =
+                       caa_container_of(event_enabler, struct lttng_event_enabler_session_common, parent);
+               return &event_enabler_session->chan->session->priv->events_head;
+       }
+       case LTTNG_EVENT_ENABLER_TYPE_NOTIFIER:
+       {
+               struct lttng_event_notifier_enabler *event_notifier_enabler =
+                       caa_container_of(event_enabler, struct lttng_event_notifier_enabler, parent);
+               return &event_notifier_enabler->group->event_notifiers_head;
+       }
+       default:
+               return NULL;
+       }
+}
 
 /* This is ABI between liblttng-ust and liblttng-ust-dl */
 void lttng_ust_dl_update(void *ip);