platform_hardware_interfaces/automotive/can/1.0/ICloseHandle.hal

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/*
* Copyright (C) 2019 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.automotive.can@1.0;
/**
* Represents a generic close handle to remove a callback that doesn't need
* active interface.
*
* When close() is called OR when the interface is released, the underlying
* resources must be freed.
*/
interface ICloseHandle {
/**
* Closes the handle.
*
* The call must not fail and must be issued by the client at most once.
* Otherwise, the server must ignore subsequent calls.
*/
close();
};