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.remoteauth;
18 
19 import android.annotation.Nullable;
20 import android.annotation.UserIdInt;
21 import android.content.Context;
22 import android.remoteauth.IDeviceDiscoveryListener;
23 import android.remoteauth.IRemoteAuthService;
24 
25 import com.android.internal.util.Preconditions;
26 
27 /** Service implementing remoteauth functionality. */
28 public class RemoteAuthService extends IRemoteAuthService.Stub {
29     public static final String TAG = "RemoteAuthService";
30     public static final String SERVICE_NAME = Context.REMOTE_AUTH_SERVICE;
31 
RemoteAuthService(Context context)32     public RemoteAuthService(Context context) {
33         Preconditions.checkNotNull(context);
34         // TODO(b/290280702): Create here RemoteConnectivityManager and RangingManager
35     }
36 
37     @Override
isRemoteAuthSupported()38     public boolean isRemoteAuthSupported() {
39         // TODO(b/297301535): checkPermission(mContext, MANAGE_REMOTE_AUTH);
40         // TODO(b/290676192): integrate with RangingManager
41         //  (check if UWB is supported by this device)
42         return true;
43     }
44 
45     @Override
registerDiscoveryListener( IDeviceDiscoveryListener deviceDiscoveryListener, @UserIdInt int userId, int timeoutMs, String packageName, @Nullable String attributionTag)46     public boolean registerDiscoveryListener(
47             IDeviceDiscoveryListener deviceDiscoveryListener,
48             @UserIdInt int userId,
49             int timeoutMs,
50             String packageName,
51             @Nullable String attributionTag) {
52         // TODO(b/297301535): checkPermission(mContext, MANAGE_REMOTE_AUTH);
53         // TODO(b/290280702): implement register discovery logic
54         return true;
55     }
56 
57     @Override
unregisterDiscoveryListener( IDeviceDiscoveryListener deviceDiscoveryListener, @UserIdInt int userId, String packageName, @Nullable String attributionTag)58     public void unregisterDiscoveryListener(
59             IDeviceDiscoveryListener deviceDiscoveryListener,
60             @UserIdInt int userId,
61             String packageName,
62             @Nullable String attributionTag) {
63         // TODO(b/297301535): checkPermission(mContext, MANAGE_REMOTE_AUTH);
64         // TODO(b/290094221): implement unregister logic
65     }
66 
checkPermission(Context context, String permission)67     private static void checkPermission(Context context, String permission) {
68         context.enforceCallingOrSelfPermission(
69                 permission, "Must have " + permission + " permission.");
70     }
71 }
72