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/*
* Copyright (C) 2017 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.car.storagemonitoring;
import android.car.storagemonitoring.IIoStatsListener;
import android.car.storagemonitoring.IoStatsEntry;
import android.car.storagemonitoring.IoStats;
import android.car.storagemonitoring.WearEstimate;
import android.car.storagemonitoring.WearEstimateChange;
/** @hide */
interface ICarStorageMonitoring {
/**
* Returns the value of the PRE_EOL register.
*/
int getPreEolIndicatorStatus() = 1;
/**
* Returns the current wear estimate indicators.
*/
WearEstimate getWearEstimate() = 2;
/**
* Returns the list of all observed wear estimate changes.
*/
List<WearEstimateChange> getWearEstimateHistory() = 3;
/**
* Returns I/O stats as collected at service boot time.
*/
List<IoStatsEntry> getBootIoStats() = 4;
/**
* Returns total I/O stats as collected from kernel start until the last snapshot.
*/
List<IoStatsEntry> getAggregateIoStats() = 5;
/**
* Return the I/O stats deltas currently known to the service.
*/
List<IoStats> getIoStatsDeltas() = 6;
/**
* Register a new listener to receive new I/O activity deltas as they are generated.
*/
void registerListener(IIoStatsListener listener) = 7;
/**
* Remove a listener registration, terminating delivery of I/O activity deltas to it.
*/
void unregisterListener(IIoStatsListener listener) = 8;
/**
* Returns the approximate amount of bytes written to disk during the previous shutdown.
*/
long getShutdownDiskWriteAmount() = 9;
}
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