Adding upstream version 14.2.21.upstream/14.2.21upstream

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

1 files changed, 84 insertions, 0 deletions

diff --git a/src/rocksdb/tools/sst_dump_tool_imp.h b/src/rocksdb/tools/sst_dump_tool_imp.h
new file mode 100644
index 00000000..846738a4
--- /dev/null
+++ b/src/rocksdb/tools/sst_dump_tool_imp.h
@@ -0,0 +1,84 @@
+// 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
+#ifndef ROCKSDB_LITE
+
+#include "rocksdb/sst_dump_tool.h"
+
+#include <memory>
+#include <string>
+#include "db/dbformat.h"
+#include "options/cf_options.h"
+#include "util/file_reader_writer.h"
+
+namespace rocksdb {
+
+class SstFileDumper {
+ public:
+  explicit SstFileDumper(const Options& options, const std::string& file_name,
+                         bool verify_checksum, bool output_hex);
+
+  Status ReadSequential(bool print_kv, uint64_t read_num, bool has_from,
+                        const std::string& from_key, bool has_to,
+                        const std::string& to_key,
+                        bool use_from_as_prefix = false);
+
+  Status ReadTableProperties(
+      std::shared_ptr<const TableProperties>* table_properties);
+  uint64_t GetReadNumber() { return read_num_; }
+  TableProperties* GetInitTableProperties() { return table_properties_.get(); }
+
+  Status VerifyChecksum();
+  Status DumpTable(const std::string& out_filename);
+  Status getStatus() { return init_result_; }
+
+  int ShowAllCompressionSizes(
+      size_t block_size,
+      const std::vector<std::pair<CompressionType, const char*>>&
+          compression_types);
+
+ private:
+  // Get the TableReader implementation for the sst file
+  Status GetTableReader(const std::string& file_path);
+  Status ReadTableProperties(uint64_t table_magic_number,
+                             RandomAccessFileReader* file, uint64_t file_size);
+
+  uint64_t CalculateCompressedTableSize(const TableBuilderOptions& tb_options,
+                                        size_t block_size);
+
+  Status SetTableOptionsByMagicNumber(uint64_t table_magic_number);
+  Status SetOldTableOptions();
+
+  // Helper function to call the factory with settings specific to the
+  // factory implementation
+  Status NewTableReader(const ImmutableCFOptions& ioptions,
+                        const EnvOptions& soptions,
+                        const InternalKeyComparator& internal_comparator,
+                        uint64_t file_size,
+                        std::unique_ptr<TableReader>* table_reader);
+
+  std::string file_name_;
+  uint64_t read_num_;
+  bool verify_checksum_;
+  bool output_hex_;
+  EnvOptions soptions_;
+
+  // options_ and internal_comparator_ will also be used in
+  // ReadSequential internally (specifically, seek-related operations)
+  Options options_;
+
+  Status init_result_;
+  std::unique_ptr<TableReader> table_reader_;
+  std::unique_ptr<RandomAccessFileReader> file_;
+
+  const ImmutableCFOptions ioptions_;
+  const MutableCFOptions moptions_;
+  InternalKeyComparator internal_comparator_;
+  std::unique_ptr<TableProperties> table_properties_;
+};
+
+}  // namespace rocksdb
+
+#endif  // ROCKSDB_LITE