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47 lines
1.5 KiB
47 lines
1.5 KiB
4 months ago
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/*
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* Copyright (C) 2020 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 IGnssAntennaInfoCallback;
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/**
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* Extended interface for GNSS antenna information support.
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*/
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interface IGnssAntennaInfo {
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enum GnssAntennaInfoStatus : int32_t {
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SUCCESS = 0,
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ERROR_ALREADY_INIT = -100,
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ERROR_GENERIC = -101,
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};
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/**
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* Registers the callback routines with the HAL.
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*
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* @param callback Handle to the GnssAntennaInfo callback interface.
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*/
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setCallback(IGnssAntennaInfoCallback callback) generates (GnssAntennaInfoStatus initRet);
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/**
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* Stops updates from the HAL, and unregisters the callback routines.
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* After a call to close(), the previously registered callbacks must be
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* considered invalid by the HAL.
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* If close() is invoked without a previous setCallback, this function must perform
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* no work.
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*/
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close();
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};
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