1 files changed, 48 insertions, 0 deletions
diff --git a/src/osdc/StriperTypes.h b/src/osdc/StriperTypes.h
new file mode 100644
index 000000000..2ce8466a8
--- /dev/null
+++ b/src/osdc/StriperTypes.h
@@ -0,0 +1,48 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#ifndef CEPH_OSDC_STRIPER_TYPES_H
+#define CEPH_OSDC_STRIPER_TYPES_H
+
+#include "include/types.h"
+#include <boost/container/small_vector.hpp>
+#include <ios>
+#include <utility>
+
+namespace striper {
+
+// off -> len extents in (striped) buffer being mapped
+typedef std::pair<uint64_t,uint64_t> BufferExtent;
+typedef boost::container::small_vector<
+    BufferExtent, 4> LightweightBufferExtents;
+
+struct LightweightObjectExtent {
+  LightweightObjectExtent() = delete;
+  LightweightObjectExtent(uint64_t object_no, uint64_t offset,
+                          uint64_t length, uint64_t truncate_size)
+    : object_no(object_no), offset(offset), length(length),
+      truncate_size(truncate_size) {
+  }
+
+  uint64_t object_no;
+  uint64_t offset;        // in-object
+  uint64_t length;        // in-object
+  uint64_t truncate_size; // in-object
+  LightweightBufferExtents buffer_extents;
+};
+
+typedef boost::container::small_vector<
+    LightweightObjectExtent, 4> LightweightObjectExtents;
+
+inline std::ostream& operator<<(std::ostream& os,
+                                const LightweightObjectExtent& ex) {
+  return os << "extent("
+            << ex.object_no << " "
+            << ex.offset << "~" << ex.length
+            << " -> " << ex.buffer_extents
+            << ")";
+}
+
+} // namespace striper
+
+#endif // CEPH_OSDC_STRIPER_TYPES_H