1 /* 2 * Copyright 2017 Rockchip Electronics Co. LTD 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef __MPP_QUEUE_H__ 18 #define __MPP_QUEUE_H__ 19 20 #include "mpp_list.h" 21 22 class MppQueue: public mpp_list 23 { 24 private: 25 sem_t mQueuePending; 26 int mFlushFlag; 27 public: 28 MppQueue(node_destructor func); 29 ~MppQueue(); 30 RK_S32 push(void *data, RK_S32 size); 31 RK_S32 pull(void *data, RK_S32 size); 32 RK_S32 flush(); 33 }; 34 35 #endif 36