Add client notification API

[lttng-tools.git] / include / lttng / condition / evaluation.h

diff --git a/include/lttng/condition/evaluation.h b/include/lttng/condition/evaluation.h
new file mode 100644 (file)
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+++ b/include/lttng/condition/evaluation.h
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+/*
+ * 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_EVALUATION_H
+#define LTTNG_EVALUATION_H
+
+#include <lttng/condition/condition.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct lttng_evaluation;
+
+enum lttng_evaluation_status {
+       LTTNG_EVALUATION_STATUS_OK = 0,
+       LTTNG_EVALUATION_STATUS_ERROR = -1,
+       LTTNG_EVALUATION_STATUS_INVALID = -2,
+       LTTNG_EVALUATION_STATUS_UNKNOWN = -2,
+       LTTNG_EVALUATION_STATUS_UNSET = -3,
+};
+
+extern enum lttng_condition_type lttng_evaluation_get_type(
+               const struct lttng_evaluation *evaluation);
+
+extern void lttng_evaluation_destroy(struct lttng_evaluation *evaluation);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* LTTNG_EVALUATION_H */