Add client notification API

[lttng-tools.git] / include / lttng / notification / notification.h

diff --git a/include/lttng/notification/notification.h b/include/lttng/notification/notification.h
new file mode 100644 (file)
index 0000000..dcaf974
--- /dev/null
+++ b/include/lttng/notification/notification.h
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2017 - Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ *
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License, version 2.1 only,
+ * as published by the Free Software Foundation.
+ *
+ * This library is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef LTTNG_NOTIFICATION_H
+#define LTTNG_NOTIFICATION_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct lttng_condition;
+struct lttng_evaluation;
+struct lttng_notification;
+
+/*
+ * The notification retains ownership of both the condition and evaluation.
+ * Destroying the notification will also destroy the notification and evaluation
+ * objects.
+ */
+extern const struct lttng_condition *lttng_notification_get_condition(
+               struct lttng_notification *notification);
+
+extern const struct lttng_evaluation *lttng_notification_get_evaluation(
+               struct lttng_notification *notification);
+
+extern void lttng_notification_destroy(struct lttng_notification *notification);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* LTTNG_NOTIFICATION_H */