1 /*
2  * Copyright 2023 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package com.android.server.inputflinger;
18 
19 import com.android.server.inputflinger.IInputFilter;
20 import com.android.server.inputflinger.IInputFilter.IInputFilterCallbacks;
21 
22 /**
23  * A local AIDL interface used as a foreign function interface (ffi) to
24  * communicate with the Rust component of inputflinger.
25  *
26  * NOTE: Since we use this as a local interface, all processing happens on the
27  * calling thread.
28  */
29 interface IInputFlingerRust {
30 
31    /**
32     * An interface used to get a strong reference to IInputFlingerRust on boot.
33     */
34     interface IInputFlingerRustBootstrapCallback {
onProvideInputFlingerRust(in IInputFlingerRust inputFlingerRust)35         void onProvideInputFlingerRust(in IInputFlingerRust inputFlingerRust);
36     }
37 
38     /** Create the rust implementation of InputFilter. */
createInputFilter(IInputFilterCallbacks callbacks)39     IInputFilter createInputFilter(IInputFilterCallbacks callbacks);
40 }
41