sessiond: transition from lttng-ust to tracer agnostic API

[lttng-tools.git] / src / bin / lttng-sessiond / ust-registry-event.cpp

diff --git a/src/bin/lttng-sessiond/ust-registry-event.cpp b/src/bin/lttng-sessiond/ust-registry-event.cpp
new file mode 100644 (file)
index 0000000..891e9e5
--- /dev/null
+++ b/src/bin/lttng-sessiond/ust-registry-event.cpp
@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2022 Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0-only
+ *
+ */
+
+#include "ust-registry-event.hpp"
+
+#include <common/make-unique.hpp>
+
+#include <urcu/rculfhash.h>
+
+namespace lst = lttng::sessiond::trace;
+namespace lsu = lttng::sessiond::ust;
+
+lsu::registry_event::registry_event(unsigned int in_id,
+               unsigned int in_stream_class_id,
+               int in_session_objd,
+               int in_channel_objd,
+               std::string in_name,
+               std::string in_signature,
+               std::vector<lttng::sessiond::trace::field::cuptr> in_fields,
+               int in_loglevel_value,
+               nonstd::optional<std::string> in_model_emf_uri) :
+       lst::event_class(in_id,
+                       in_stream_class_id,
+                       in_loglevel_value,
+                       std::move(in_name),
+                       std::move(in_model_emf_uri),
+                       lttng::make_unique<lst::structure_type>(0, std::move(in_fields))),
+       session_objd{in_session_objd},
+       channel_objd{in_channel_objd},
+       signature{std::move(in_signature)},
+       _metadata_dumped{false}
+{
+       cds_lfht_node_init(&this->_node.node);
+}
+
+/*
+ * Free event data structure. This does NOT delete it from any hash table. It's
+ * safe to pass a NULL pointer. This should be called inside a call RCU if the
+ * event is previously deleted from a rcu hash table.
+ */
+void lsu::registry_event_destroy(lsu::registry_event *event)
+{
+       delete event;
+}