Sessiond rotation thread

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

diff --git a/include/lttng/rotation.h b/include/lttng/rotation.h
new file mode 100644 (file)
index 0000000..47ca257
--- /dev/null
+++ b/include/lttng/rotation.h
@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2017 - Julien Desfossez <jdesfossez@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_ROTATION_H
+#define LTTNG_ROTATION_H
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+ * Return codes for lttng_rotate_session_get_output_path.
+ */
+enum lttng_rotation_status {
+       /*
+        * After starting a rotation.
+        */
+       LTTNG_ROTATION_STATUS_STARTED = 0,
+       /*
+        * When the rotation is complete.
+        */
+       LTTNG_ROTATION_STATUS_COMPLETED = 1,
+       /*
+        * If the handle does not match the last rotate command, we cannot
+        * retrieve the path for the chunk.
+        */
+       LTTNG_ROTATION_STATUS_EXPIRED = 2,
+       /*
+        * On error.
+        */
+       LTTNG_ROTATION_STATUS_ERROR = 3,
+       /*
+        * If no rotation occured during this session.
+        */
+       LTTNG_ROTATION_STATUS_NO_ROTATION = 4,
+};
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* LTTNG_ROTATION_H */