1 files changed, 20 insertions, 0 deletions
diff --git a/src/librbd/object_map/Types.h b/src/librbd/object_map/Types.h
new file mode 100644
index 000000000..0ce91bd96
--- /dev/null
+++ b/src/librbd/object_map/Types.h
@@ -0,0 +1,20 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#ifndef CEPH_LIBRBD_OBJECT_MAP_TYPES_H
+#define CEPH_LIBRBD_OBJECT_MAP_TYPES_H
+
+namespace librbd {
+namespace object_map {
+
+enum DiffState {
+  DIFF_STATE_HOLE         = 0, /* unchanged hole */
+  DIFF_STATE_DATA         = 1, /* unchanged data */
+  DIFF_STATE_HOLE_UPDATED = 2, /* new hole */
+  DIFF_STATE_DATA_UPDATED = 3  /* new data */
+};
+
+} // namespace object_map
+} // namespace librbd
+
+#endif // CEPH_LIBRBD_OBJECT_MAP_TYPES_H