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87 lines
3.4 KiB
87 lines
3.4 KiB
/*
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* Copyright (C) 2019 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.hardware.gnss@2.1;
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import android.hardware.gnss.measurement_corrections@1.1::IMeasurementCorrections;
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import @2.0::IGnss;
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import IGnssCallback;
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import IGnssMeasurement;
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import IGnssConfiguration;
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import IGnssAntennaInfo;
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/**
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* Represents the standard GNSS (Global Navigation Satellite System) interface.
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*/
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interface IGnss extends @2.0::IGnss {
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/**
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* Opens the interface and provides the callback routines to the implementation of this
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* interface.
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*
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* The framework calls this method to instruct the GPS engine to prepare for serving requests
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* from the framework. The GNSS HAL implementation must respond to all GNSS requests from the
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* framework upon successful return from this method until cleanup() method is called to
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* close this interface.
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*
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* @param callback Callback interface for IGnss.
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*
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* @return success Returns true on success.
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*/
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setCallback_2_1(IGnssCallback callback) generates (bool success);
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/**
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* This method returns the IGnssMeasurement interface.
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*
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* getExtensionGnssMeasurement(), getExtensionGnssMeasurement_1_1(),
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* getExtensionGnssMeasurement_2_0(), and getExtensionGnssMeasurement_2_1() methods must return
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* non-null. They can all return the same, latest version of IGnssMeasurement.
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*
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* @return gnssMeasurementIface Handle to the IGnssMeasurement interface.
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*/
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getExtensionGnssMeasurement_2_1() generates (IGnssMeasurement gnssMeasurementIface);
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/**
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* This method returns the IGnssConfiguration interface.
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*
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* getExtensionGnssConfiguration(), getExtensionGnssConfiguration_1_1(),
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* getExtensionGnssConfiguration_2_0(), and getExtensionGnssConfiguration_2_1() methods must
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* return non-null. They can all return the same, latest version of IGnssConfiguration.
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*
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* @return gnssConfigurationIface Handle to the IGnssConfiguration interface.
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*/
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getExtensionGnssConfiguration_2_1() generates (IGnssConfiguration gnssConfigurationIface);
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/**
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* This method returns the IMeasurementCorrections interface.
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*
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* Both getExtensionMeasurementCorrections and getExtensionMeasurementCorrections_1_1 must
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* return non-null. Both methods can return the same V1.1 IMeasurementCorrections object.
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*
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* @return measurementCorrectionsIface Handle to the IMeasurementCorrections interface.
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*/
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getExtensionMeasurementCorrections_1_1()
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generates (IMeasurementCorrections measurementCorrectionsIface);
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/**
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* This method returns the IGnssAntennaInfo interface.
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*
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* This method must return non-null.
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*
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* @return gnssAntennaInfoIface Handle to the IGnssAntennaInfo interface.
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*/
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getExtensionGnssAntennaInfo() generates (IGnssAntennaInfo gnssAntennaInfoIface);
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};
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