| /* |
| * Copyright (C) 2018 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.health.storage@1.0; |
| |
| import IGarbageCollectCallback; |
| |
| /** |
| * IStorage is an interface that provides operations on underlying storage |
| * devices, including flash memory. |
| */ |
| interface IStorage { |
| /** |
| * Start garbage collection on the driver of storage devices. |
| * |
| * Garbage collection must be started at regular intervals when it is a good |
| * time for a longer-running cleanup tasks, roughly daily. |
| * |
| * When garbage collection finishes or encounters an error before the |
| * specified timeout, the implementation must call IGarbageCollect.finish |
| * immediately with appropriate result. |
| * |
| * If garbage collection does not finish within the specified timeout, |
| * the implementation must stop garbage collection, and must not call |
| * IGarbageCollect.finish. |
| * |
| * @param timeoutSeconds timeout in seconds. The implementation must |
| * return after the timeout is reached. |
| * |
| * @param callback callback interface. Callback must be null if the client |
| * does not need to receive any callbacks. |
| * |
| */ |
| oneway garbageCollect(uint64_t timeoutSeconds, |
| IGarbageCollectCallback callback); |
| }; |