Adding upstream version 14.2.21.upstream/14.2.21upstream

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

1 files changed, 48 insertions, 0 deletions

diff --git a/src/rocksdb/options/options_sanity_check.h b/src/rocksdb/options/options_sanity_check.h
new file mode 100644
index 00000000..118fdd20
--- /dev/null
+++ b/src/rocksdb/options/options_sanity_check.h
@@ -0,0 +1,48 @@
+// 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 <unordered_map>
+
+#ifndef ROCKSDB_LITE
+namespace rocksdb {
+// This enum defines the RocksDB options sanity level.
+enum OptionsSanityCheckLevel : unsigned char {
+  // Performs no sanity check at all.
+  kSanityLevelNone = 0x00,
+  // Performs minimum check to ensure the RocksDB instance can be
+  // opened without corrupting / mis-interpreting the data.
+  kSanityLevelLooselyCompatible = 0x01,
+  // Perform exact match sanity check.
+  kSanityLevelExactMatch = 0xFF,
+};
+
+// The sanity check level for DB options
+static const std::unordered_map<std::string, OptionsSanityCheckLevel>
+    sanity_level_db_options {};
+
+// The sanity check level for column-family options
+static const std::unordered_map<std::string, OptionsSanityCheckLevel>
+    sanity_level_cf_options = {
+        {"comparator", kSanityLevelLooselyCompatible},
+        {"table_factory", kSanityLevelLooselyCompatible},
+        {"merge_operator", kSanityLevelLooselyCompatible}};
+
+// The sanity check level for block-based table options
+static const std::unordered_map<std::string, OptionsSanityCheckLevel>
+    sanity_level_bbt_options {};
+
+OptionsSanityCheckLevel DBOptionSanityCheckLevel(
+    const std::string& options_name);
+OptionsSanityCheckLevel CFOptionSanityCheckLevel(
+    const std::string& options_name);
+OptionsSanityCheckLevel BBTOptionSanityCheckLevel(
+    const std::string& options_name);
+
+}  // namespace rocksdb
+
+#endif  // !ROCKSDB_LITE