1 /** 2 * Copyright (c) 2021-2024 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 24 namespace ark::es2panda::util { 25 class BitSet { 26 public: 27 explicit BitSet(size_t size); 28 NO_COPY_SEMANTIC(BitSet); 29 DEFAULT_MOVE_SEMANTIC(BitSet); 30 ~BitSet(); 31 32 void Clear(bool value) noexcept; 33 void Set(size_t pos) noexcept; 34 void Set(size_t pos, bool value) noexcept; 35 bool Test(size_t pos) const noexcept; 36 bool Any(bool value) const noexcept; 37 bool All(bool value) const noexcept; 38 39 private: 40 static const size_t SHIFT_OFFSET = 3; 41 static const size_t SHIFT_MASK = (1U << SHIFT_OFFSET) - 1; 42 size_t DataSize() const noexcept; 43 44 uint8_t *data_; 45 size_t size_; 46 }; 47 } // namespace ark::es2panda::util 48 49 #endif 50