1 files changed, 66 insertions, 0 deletions
diff --git a/src/rocksdb/include/rocksdb/types.h b/src/rocksdb/include/rocksdb/types.h
new file mode 100644
index 000000000..6fb53d846
--- /dev/null
+++ b/src/rocksdb/include/rocksdb/types.h
@@ -0,0 +1,66 @@
+// 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 <stdint.h>
+
+#include "rocksdb/slice.h"
+
+namespace ROCKSDB_NAMESPACE {
+
+// Define all public custom types here.
+
+using ColumnFamilyId = uint32_t;
+
+// Represents a sequence number in a WAL file.
+using SequenceNumber = uint64_t;
+
+const SequenceNumber kMinUnCommittedSeq = 1;  // 0 is always committed
+
+enum class TableFileCreationReason {
+  kFlush,
+  kCompaction,
+  kRecovery,
+  kMisc,
+};
+
+enum class BlobFileCreationReason {
+  kFlush,
+  kCompaction,
+  kRecovery,
+};
+
+// The types of files RocksDB uses in a DB directory. (Available for
+// advanced options.)
+enum FileType {
+  kWalFile,
+  kDBLockFile,
+  kTableFile,
+  kDescriptorFile,
+  kCurrentFile,
+  kTempFile,
+  kInfoLogFile,  // Either the current one, or an old one
+  kMetaDatabase,
+  kIdentityFile,
+  kOptionsFile,
+  kBlobFile
+};
+
+// User-oriented representation of internal key types.
+// Ordering of this enum entries should not change.
+enum EntryType {
+  kEntryPut,
+  kEntryDelete,
+  kEntrySingleDelete,
+  kEntryMerge,
+  kEntryRangeDeletion,
+  kEntryBlobIndex,
+  kEntryDeleteWithTimestamp,
+  kEntryWideColumnEntity,
+  kEntryOther,
+};
+
+}  // namespace ROCKSDB_NAMESPACE