1/*
2 * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16#ifndef ES2PANDA_UTIL_INCLUDE_BITSET_H
17#define ES2PANDA_UTIL_INCLUDE_BITSET_H
18
19#include <macros.h>
20
21#include <cstddef>
22#include <cstdint>
23
24namespace panda::es2panda::util {
25
26class BitSet {
27public:
28    explicit BitSet(size_t size);
29    NO_COPY_SEMANTIC(BitSet);
30    DEFAULT_MOVE_SEMANTIC(BitSet);
31    ~BitSet();
32
33    void Clear(bool value) noexcept;
34    void Set(size_t pos) noexcept;
35    void Set(size_t pos, bool value) noexcept;
36    bool Test(size_t pos) const noexcept;
37
38private:
39    static const size_t shiftOffset = 3;
40    static const size_t shiftMask = (1U << shiftOffset) - 1;
41    size_t DataSize() const noexcept;
42
43    uint8_t *data_;
44    size_t size_;
45};
46
47}  // namespace panda::es2panda::util
48
49#endif
50