Ви не можете вибрати більше 25 тем
Теми мають розпочинатися з літери або цифри, можуть містити дефіси (-) і не повинні перевищувати 35 символів.
43 рядки
990 B
43 рядки
990 B
// 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 "include/iterator.h"
|
|
|
|
namespace leveldb {
|
|
|
|
class Comparator;
|
|
|
|
class Block {
|
|
public:
|
|
// Initialize the block with the specified contents.
|
|
// Takes ownership of data[] and will delete[] it when done.
|
|
Block(const char* data, size_t size);
|
|
|
|
~Block();
|
|
|
|
size_t size() const { return size_; }
|
|
Iterator* NewIterator(const Comparator* comparator);
|
|
|
|
private:
|
|
uint32_t NumRestarts() const;
|
|
|
|
const char* data_;
|
|
size_t size_;
|
|
uint32_t restart_offset_; // Offset in data_ of restart array
|
|
|
|
// No copying allowed
|
|
Block(const Block&);
|
|
void operator=(const Block&);
|
|
|
|
class Iter;
|
|
};
|
|
|
|
}
|
|
|
|
#endif // STORAGE_LEVELDB_TABLE_BLOCK_H_
|