1 /* 2 * Copyright (C) 2020 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.soundtrigger_middleware; 18 19 import android.media.soundtrigger_middleware.ISoundTriggerCallback; 20 import android.media.soundtrigger_middleware.ISoundTriggerModule; 21 import android.media.soundtrigger_middleware.SoundTriggerModuleDescriptor; 22 23 /** 24 * This interface closely follows ISoundTriggerMiddlewareService with some subtle changes for 25 * convenience. 26 * 27 * The ISoundTriggerMiddlewareService have been modified to exclude identity information and the 28 * RemoteException signature, both of which are only relevant at the service boundary layer. 29 */ 30 public interface ISoundTriggerMiddlewareInternal { 31 /** 32 * Query the available modules and their capabilities. 33 */ listModules()34 public SoundTriggerModuleDescriptor[] listModules(); 35 36 /** 37 * Attach to one of the available modules. 38 * 39 * listModules() must be called prior to calling this method and the provided handle must be 40 * one of the handles from the returned list. 41 * @param isTrusted - {@code true} if this service should not note AppOps for recognitions, 42 * and should delegate these checks to the **trusted** client. 43 */ attach(int handle, ISoundTriggerCallback callback, boolean isTrusted)44 public ISoundTriggerModule attach(int handle, 45 ISoundTriggerCallback callback, 46 boolean isTrusted); 47 } 48