#ifndef TARANTOOL_BOX_MEMTX_BITSET_H_INCLUDED
#define TARANTOOL_BOX_MEMTX_BITSET_H_INCLUDED
/*
 * Copyright 2010-2016, Tarantool AUTHORS, please see AUTHORS file.
 *
 * Redistribution and use in source and binary forms, with or
 * without modification, are permitted provided that the following
 * conditions are met:
 *
 * 1. Redistributions of source code must retain the above
 *    copyright notice, this list of conditions and the
 *    following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above
 *    copyright notice, this list of conditions and the following
 *    disclaimer in the documentation and/or other materials
 *    provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY <COPYRIGHT HOLDER> ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
 * <COPYRIGHT HOLDER> OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

/**
 * @brief Index API wrapper for bitset_index
 * @see bitset/index.h
 */
#include "memtx_index.h"
#include "bitset/index.h"

#ifndef OLD_GOOD_BITSET
struct matras;
struct mh_bitset_index_t;
#endif /*#ifndef OLD_GOOD_BITSET*/

class MemtxBitset: public MemtxIndex {
public:
	MemtxBitset(struct index_def *index_def);
	virtual ~MemtxBitset() override;
	virtual size_t size() const override;
	virtual size_t count(enum iterator_type type, const char *key,
			     uint32_t part_count) const override;
	virtual struct tuple *replace(struct tuple *old_tuple,
				      struct tuple *new_tuple,
				      enum dup_replace_mode mode) override;

	virtual size_t bsize() const override;
	virtual struct iterator *allocIterator() const override;
	virtual void initIterator(struct iterator *iterator,
				  enum iterator_type type,
				  const char *key,
				  uint32_t part_count) const override;
#ifndef OLD_GOOD_BITSET
	void registerTuple(struct tuple *tuple);
	void unregisterTuple(struct tuple *tuple);
	uint32_t tupleToValue(struct tuple *tuple) const;
	struct tuple *valueToTuple(uint32_t value) const;
#endif /*#ifndef OLD_GOOD_BITSET*/
private:
	struct bitset_index m_index;
#ifndef OLD_GOOD_BITSET
	struct matras *m_id_to_tuple;
	struct mh_bitset_index_t *m_tuple_to_id;
	uint32_t m_spare_id;
#endif /*#ifndef OLD_GOOD_BITSET*/
};

#endif /* TARANTOOL_BOX_MEMTX_BITSET_H_INCLUDED */
