platform_hardware_interfaces/sensors/2.0/ISensorsCallback.hal
Brian Stack 78aa4fc9dd Define the ISensorsCallback
The ISensorsCallback will be used to push notifications into the
sensors framework, such as when dynamic sensors are connected.

Bug: 111070257
Test: Compiles
Change-Id: I681e6de341a80016983a3ab7fa45284ee9104918
2018-09-24 21:33:11 +00:00

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1.7 KiB
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/*
* Copyright (C) 2018 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.
*/
package android.hardware.sensors@2.0;
import @1.0::SensorInfo;
interface ISensorsCallback {
/**
* Notify the framework that new dynamic sensors have been connected.
*
* If a dynamic sensor was previously connected and has not been
* disconnected, then that sensor must not be included in sensorInfos.
*
* @param sensorInfos vector of SensorInfo for each dynamic sensor that
* was connected.
*/
oneway onDynamicSensorsConnected(vec<SensorInfo> sensorInfos);
/**
* Notify the framework that previously connected dynamic sensors have been
* disconnected.
*
* If a dynamic sensor was previously disconnected and has not been
* reconnected, then that sensor must not be included in sensorHandles.
*
* The HAL must ensure that all sensor events from departing dynamic
* sensors have been written to the Event FMQ before calling
* onDynamicSensorsDisconnected.
*
* @param sensorHandles vector of sensor handles for each dynamic sensors
* that was disconnected.
*/
oneway onDynamicSensorsDisconnected(vec<int32_t> sensorHandles);
};