1 files changed, 33 insertions, 0 deletions
diff --git a/src/rocksdb/file/file_util.h b/src/rocksdb/file/file_util.h
new file mode 100644
index 000000000..333749e4d
--- /dev/null
+++ b/src/rocksdb/file/file_util.h
@@ -0,0 +1,33 @@
+//  Copyright (c) 2011-present, Facebook, Inc.  All rights reserved.
+//  This source code is licensed under both the GPLv2 (found in the
+//  COPYING file in the root directory) and Apache 2.0 License
+//  (found in the LICENSE.Apache file in the root directory).
+//
+#pragma once
+#include <string>
+
+#include "file/filename.h"
+#include "options/db_options.h"
+#include "rocksdb/env.h"
+#include "rocksdb/file_system.h"
+#include "rocksdb/status.h"
+#include "rocksdb/types.h"
+
+namespace ROCKSDB_NAMESPACE {
+// use_fsync maps to options.use_fsync, which determines the way that
+// the file is synced after copying.
+extern Status CopyFile(FileSystem* fs, const std::string& source,
+                       const std::string& destination, uint64_t size,
+                       bool use_fsync);
+
+extern Status CreateFile(FileSystem* fs, const std::string& destination,
+                         const std::string& contents, bool use_fsync);
+
+extern Status DeleteDBFile(const ImmutableDBOptions* db_options,
+                           const std::string& fname,
+                           const std::string& path_to_sync, const bool force_bg,
+                           const bool force_fg);
+
+extern bool IsWalDirSameAsDBPath(const ImmutableDBOptions* db_options);
+
+}  // namespace ROCKSDB_NAMESPACE