Adding upstream version 18.2.2.upstream/18.2.2

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 49 insertions, 0 deletions

diff --git a/src/librbd/io/Types.cc b/src/librbd/io/Types.cc
new file mode 100644
index 000000000..19fcc6b89
--- /dev/null
+++ b/src/librbd/io/Types.cc
@@ -0,0 +1,49 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#include "librbd/io/Types.h"
+#include <iostream>
+
+namespace librbd {
+namespace io {
+
+const WriteReadSnapIds INITIAL_WRITE_READ_SNAP_IDS{0, 0};
+
+std::ostream& operator<<(std::ostream& os, SparseExtentState state) {
+  switch (state) {
+  case SPARSE_EXTENT_STATE_DNE:
+    os << "dne";
+    break;
+  case SPARSE_EXTENT_STATE_ZEROED:
+    os << "zeroed";
+    break;
+  case SPARSE_EXTENT_STATE_DATA:
+    os << "data";
+    break;
+  default:
+    ceph_abort();
+    break;
+  }
+  return os;
+}
+
+std::ostream& operator<<(std::ostream& os, const SparseExtent& se) {
+  os << "["
+     << "state=" << se.state << ", "
+     << "length=" << se.length << "]";
+  return os;
+}
+
+std::ostream& operator<<(std::ostream& os, ImageArea area) {
+  switch (area) {
+  case ImageArea::DATA:
+    return os << "data";
+  case ImageArea::CRYPTO_HEADER:
+    return os << "crypto_header";
+  default:
+    ceph_abort();
+  }
+}
+
+} // namespace io
+} // namespace librbd