71 lines
2.2 KiB
Java
71 lines
2.2 KiB
Java
/*
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* Copyright (C) 2016 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.os;
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import android.annotation.SystemApi;
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/** @hide */
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@SystemApi
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public interface IHwBinder {
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/**
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* Process a hwbinder transaction.
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*
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* @param code interface specific code for interface.
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* @param request parceled transaction
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* @param reply object to parcel reply into
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* @param flags transaction flags to be chosen by wire protocol
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*/
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public void transact(
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int code, HwParcel request, HwParcel reply, int flags)
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throws RemoteException;
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/**
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* Return as IHwInterface instance only if this implements descriptor.
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*
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* @param descriptor for example foo.bar@1.0::IBaz
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*/
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public IHwInterface queryLocalInterface(String descriptor);
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/**
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* Interface for receiving a callback when the process hosting a service
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* has gone away.
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*/
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public interface DeathRecipient {
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/**
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* Callback for a registered process dying.
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*
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* @param cookie cookie this death recipient was registered with.
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*/
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public void serviceDied(long cookie);
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}
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/**
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* Notifies the death recipient with the cookie when the process containing
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* this binder dies.
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*
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* @param recipient callback object to be called on object death.
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* @param cookie value to be given to callback on object death.
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*/
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public boolean linkToDeath(DeathRecipient recipient, long cookie);
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/**
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* Unregisters the death recipient from this binder.
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*
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* @param recipient callback to no longer recieve death notifications on this binder.
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*/
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public boolean unlinkToDeath(DeathRecipient recipient);
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}
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