1/* 2 * Copyright (c) 2021 Rockchip Electronics 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 __MPP_QUEUE_H__ 17#define __MPP_QUEUE_H__ 18 19#include "mpp_list.h" 20 21class MppQueue : public mpp_list { 22public: 23 MppQueue(node_destructor func); 24 ~MppQueue(); 25 signed int push(void *data, signed int size); 26 signed int pull(void *data, signed int size); 27 signed int flush(); 28 29private: 30 sem_t mQueuePending; 31 int mFlushFlag; 32}; 33 34#endif 35