1 /* 2 * Copyright (c) 2022 Chipsea Technologies (Shenzhen) Corp., 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 REPORT_DATA_CALLBACK_H 17 #define REPORT_DATA_CALLBACK_H 18 19 #include <vector> 20 21 #include "refbase.h" 22 #include "medical_native_type.h" 23 24 namespace OHOS { 25 namespace Sensors { 26 constexpr int32_t CIRCULAR_BUF_LEN = 1024; 27 constexpr int32_t SENSOR_DATA_LENGHT = 1024; 28 29 struct CircularEventBuf { 30 struct SensorEvent *circularBuf; 31 int32_t readPosition; 32 int32_t writePosition; 33 int32_t eventNum; 34 }; 35 36 class ReportDataCache : public RefBase { 37 public: 38 ReportDataCache(); 39 ~ReportDataCache(); 40 int32_t CacheData(const struct SensorEvent *event, sptr<ReportDataCache> cache); 41 struct CircularEventBuf &GetEventData(); 42 struct CircularEventBuf eventsBuf_; 43 }; 44 45 using DataCacheFunc = int32_t (ReportDataCache::*)(const struct SensorEvent *event, sptr<ReportDataCache> cb); 46 } // namespace Sensors 47 } // namespace OHOS 48 #endif // REPORT_DATA_CALLBACK_H 49