1 /*
2  * Copyright (C) 2017 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 android.car.vms;
18 
19 import android.car.vms.VmsLayer;
20 import android.car.vms.VmsLayersOffering;
21 import android.car.vms.VmsSubscriptionState;
22 
23 /**
24  * Exposes publisher services to VMS clients.
25  *
26  * @hide
27  */
28 interface IVmsPublisherService {
29     /**
30      * Client call to publish a message.
31      */
publish(in IBinder token, in VmsLayer layer, int publisherId, in byte[] message)32     oneway void publish(in IBinder token, in VmsLayer layer, int publisherId, in byte[] message) = 0;
33 
34     /**
35      * Returns the list of VmsLayers that has any clients subscribed to it.
36      */
getSubscriptions()37     VmsSubscriptionState getSubscriptions() = 1;
38 
39     /**
40      * Sets which layers the publisher can publish under which dependencties.
41      */
setLayersOffering(in IBinder token, in VmsLayersOffering offering)42     oneway void setLayersOffering(in IBinder token, in VmsLayersOffering offering) = 2;
43 
44     /**
45      * The first time a publisher calls this API it will store the publisher info and assigns the
46      * publisher an ID. Between reboots, subsequent calls with the same publisher info will
47      * return the same ID so that a restarting process can obtain the same ID as it had before.
48      */
getPublisherId(in byte[] publisherInfo)49     int getPublisherId(in byte[] publisherInfo) = 3;
50 }
51