87 lines
2.5 KiB
Java
87 lines
2.5 KiB
Java
/*
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* Copyright (C) 2021 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 com.android.internal.telephony;
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import android.os.RemoteException;
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/**
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* A holder for IRadio services.
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* Use getHidl to get the HIDL IRadio service or getAidl to get the corresponding AIDL service.
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*/
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public abstract class RadioServiceProxy {
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boolean mIsAidl;
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HalVersion mHalVersion = RIL.RADIO_HAL_VERSION_UNKNOWN;
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volatile android.hardware.radio.V1_4.IRadio mRadioProxy = null;
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/**
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* Whether RadioServiceProxy is an AIDL or HIDL implementation
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* @return true if AIDL, false if HIDL
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*/
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public boolean isAidl() {
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return mIsAidl;
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}
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/**
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* Set IRadio as the HIDL implementation for RadioServiceProxy
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* @param halVersion Radio HAL version
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* @param radio IRadio implementation
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*/
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public void setHidl(HalVersion halVersion, android.hardware.radio.V1_4.IRadio radio) {
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mHalVersion = halVersion;
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mRadioProxy = radio;
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mIsAidl = false;
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}
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/**
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* Get the HIDL implementation of RadioServiceProxy
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* @return IRadio implementation
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*/
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public android.hardware.radio.V1_4.IRadio getHidl() {
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return mRadioProxy;
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}
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/**
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* Reset RadioServiceProxy
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*/
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public void clear() {
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mHalVersion = RIL.RADIO_HAL_VERSION_UNKNOWN;
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mRadioProxy = null;
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}
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/**
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* Check whether an implementation exists for this service
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* @return false if there is neither a HIDL nor AIDL implementation
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*/
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public boolean isEmpty() {
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return mRadioProxy == null;
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}
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/**
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* Call responseAcknowledgement for the service
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* @throws RemoteException
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*/
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public void responseAcknowledgement() throws RemoteException {
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if (isEmpty()) return;
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if (!isAidl()) mRadioProxy.responseAcknowledgement();
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}
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@Override
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public String toString() {
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return getClass().getSimpleName() + "[mHalVersion=" + mHalVersion + ']';
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}
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}
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