1 /* 2 * Copyright (c) 2023 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 #ifndef FFRT_SERIAL_QUEUE_H 16 #define FFRT_SERIAL_QUEUE_H 17 18 #include "base_queue.h" 19 20 namespace ffrt { 21 class SerialQueue : public BaseQueue { 22 public: 23 SerialQueue(); 24 ~SerialQueue() override; 25 26 int Push(QueueTask* task) override; 27 QueueTask* Pull() override; 28 GetActiveStatus()29 bool GetActiveStatus() override 30 { 31 std::unique_lock lock(mutex_); 32 return isActiveState_.load(); 33 } 34 GetQueueType()35 int GetQueueType() const override 36 { 37 return ffrt_queue_serial; 38 } 39 40 private: 41 uint32_t overloadThreshold_; 42 }; 43 44 std::unique_ptr<BaseQueue> CreateSerialQueue(const ffrt_queue_attr_t* attr); 45 } // namespace ffrt 46 47 #endif // FFRT_SERIAL_QUEUE_H 48