| // Copyright 2020 Google LLC |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // https://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #ifndef PLATFORM_IMPL_WINDOWS_ATOMIC_REFERENCE_H_ |
| #define PLATFORM_IMPL_WINDOWS_ATOMIC_REFERENCE_H_ |
| |
| #include <atomic> |
| |
| #include "platform/api/atomic_reference.h" |
| |
| namespace location { |
| namespace nearby { |
| namespace windows { |
| |
| // Type that allows 32-bit atomic reads and writes. |
| class AtomicUint32 : public api::AtomicUint32 { |
| public: |
| ~AtomicUint32() override = default; |
| |
| // Atomically reads and returns stored value. |
| std::uint32_t Get() const override { return atomic_uint32_; }; |
| |
| // Atomically stores value. |
| void Set(std::uint32_t value) override { atomic_uint32_ = value; } |
| |
| private: |
| std::atomic_int32_t atomic_uint32_ = 0; |
| }; |
| |
| } // namespace windows |
| } // namespace nearby |
| } // namespace location |
| |
| #endif // PLATFORM_IMPL_WINDOWS_ATOMIC_REFERENCE_H_ |