SoW-2019-0002: Dynamic Snapshot

[lttng-tools.git] / src / common / snapshot.h

diff --git a/src/common/snapshot.h b/src/common/snapshot.h
new file mode 100644 (file)
index 0000000..2f27d5c
--- /dev/null
+++ b/src/common/snapshot.h
@@ -0,0 +1,47 @@
+#ifndef COMMON_SNAPSHOT_H
+#define COMMON_SNAPSHOT_H
+
+/*
+ * Copyright (C) 2020 - EfficiOS, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License, version 2 only,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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 General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include "common/macros.h"
+
+#include <stdbool.h>
+
+struct lttng_buffer_view;
+struct lttng_dynamic_buffer;
+struct lttng_snapshot_output;
+
+LTTNG_HIDDEN
+bool lttng_snapshot_output_validate(const struct lttng_snapshot_output *output);
+
+LTTNG_HIDDEN
+bool lttng_snapshot_output_is_equal(
+               const struct lttng_snapshot_output *a,
+               const struct lttng_snapshot_output *b);
+
+LTTNG_HIDDEN
+int lttng_snapshot_output_serialize(
+               const struct lttng_snapshot_output *output,
+               struct lttng_dynamic_buffer *buf);
+
+LTTNG_HIDDEN
+ssize_t lttng_snapshot_output_create_from_buffer(
+               const struct lttng_buffer_view *view,
+               struct lttng_snapshot_output **output_p);
+
+#endif /* COMMON_SNAPSHOT_H */