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src/leveldb/table/block.h
44 строки
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Wladimir J. van der Laan
Update to leveldb upstream using subtree merge
28 янв 2020, 18:59
28 янв 2020, 18:59
20a6bab
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// Copyright (c) 2011 The LevelDB Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. See the AUTHORS file for names of contributors. #ifndef STORAGE_LEVELDB_TABLE_BLOCK_H_ #define STORAGE_LEVELDB_TABLE_BLOCK_H_ #include <stddef.h> #include <stdint.h> #include "leveldb/iterator.h" namespace leveldb { struct BlockContents; class Comparator; class Block { public: // Initialize the block with the specified contents. explicit Block(const BlockContents& contents); Block(const Block&) = delete; Block& operator=(const Block&) = delete; ~Block(); size_t size() const { return size_; } Iterator* NewIterator(const Comparator* comparator); private: class Iter; uint32_t NumRestarts() const; const char* data_; size_t size_; uint32_t restart_offset_; // Offset in data_ of restart array bool owned_; // Block owns data_[] }; } // namespace leveldb #endif // STORAGE_LEVELDB_TABLE_BLOCK_H_