| /* |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * 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 |
| * |
| * http://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. |
| */ |
| |
| #include "BaseSensorObject.h" |
| #include "SensorEventCallback.h" |
| #include "Utils.h" |
| |
| #include <cstring> |
| |
| namespace android { |
| namespace SensorHalExt { |
| |
| BaseSensorObject::BaseSensorObject() : mCallback(nullptr) { |
| } |
| |
| bool BaseSensorObject::setEventCallback(SensorEventCallback* callback) { |
| if (mCallback != nullptr) { |
| return false; |
| } |
| mCallback = callback; |
| return true; |
| } |
| |
| void BaseSensorObject::getUuid(uint8_t* uuid) const { |
| // default uuid denoting uuid feature is not supported on this sensor. |
| memset(uuid, 0, 16); |
| } |
| |
| int BaseSensorObject::flush() { |
| static const sensors_event_t event = { |
| .type = SENSOR_TYPE_META_DATA, |
| .timestamp = TIMESTAMP_AUTO_FILL // timestamp will be filled at dispatcher |
| }; |
| generateEvent(event); |
| return 0; |
| } |
| |
| void BaseSensorObject::generateEvent(const sensors_event_t &e) { |
| if (mCallback) { |
| mCallback->submitEvent(SP_THIS, e); |
| } |
| } |
| |
| } // namespace SensorHalExt |
| } // namespace android |
| |