Adding upstream version 18.2.2.upstream/18.2.2

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

1 files changed, 20 insertions, 0 deletions

diff --git a/src/common/FixedCDC.cc b/src/common/FixedCDC.cc
new file mode 100644
index 000000000..6e87f070e
--- /dev/null
+++ b/src/common/FixedCDC.cc
@@ -0,0 +1,20 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#pragma
+
+#include "FixedCDC.h"
+
+void FixedCDC::calc_chunks(
+  const bufferlist& bl,
+  std::vector<std::pair<uint64_t, uint64_t>> *chunks) const
+{
+  size_t len = bl.length();
+  if (!len) {
+    return;
+  }
+  for (size_t pos = 0; pos < len; pos += chunk_size) {
+    chunks->push_back(std::pair<uint64_t,uint64_t>(pos, std::min(chunk_size,
+								 len - pos)));
+  }
+}