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/*
* Copyright 2020 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.boot@1.2;
import @1.0::IBootControl;
import @1.0::Slot;
import @1.1::IBootControl;
interface IBootControl extends @1.1::IBootControl {
/**
* Returns the active slot to boot into on the next boot. If
* setActiveBootSlot() has been called, the getter function should return the
* same slot as the one provided in the last setActiveBootSlot() call.
* The returned value is always guaranteed to be strictly less than the
* value returned by getNumberSlots. Slots start at 0 and finish at
* getNumberSlots() - 1. For instance, a system with A/B must return 0 or 1.
*/
getActiveBootSlot() generates (Slot slot);
};
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