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.IVmsSubscriberClient; 20 import android.car.vms.VmsLayer; 21 import android.car.vms.VmsAvailableLayers; 22 23 /** 24 * @hide 25 */ 26 interface IVmsSubscriberService { 27 /** 28 * Adds a subscriber to notifications only. 29 * Should be called when a subscriber registers its callback, and before any subscription to a 30 * layer is made. 31 */ 32 void addVmsSubscriberToNotifications( 33 in IVmsSubscriberClient subscriber) = 0; 34 35 /** 36 * Adds a subscriber to a VMS layer. 37 */ addVmsSubscriber( in IVmsSubscriberClient subscriber, in VmsLayer layer)38 void addVmsSubscriber( 39 in IVmsSubscriberClient subscriber, 40 in VmsLayer layer) = 1; 41 42 /** 43 * Adds a subscriber to all actively broadcasted layers. 44 * Publishers will not be notified regarding this request so the state of the service will not 45 * change. 46 */ 47 void addVmsSubscriberPassive(in IVmsSubscriberClient subscriber) = 2; 48 49 /** 50 * Adds a subscriber to a VMS layer from a specific publisher. 51 */ addVmsSubscriberToPublisher( in IVmsSubscriberClient subscriber, in VmsLayer layer, int publisherId)52 void addVmsSubscriberToPublisher( 53 in IVmsSubscriberClient subscriber, 54 in VmsLayer layer, 55 int publisherId) = 3; 56 57 /** 58 * Removes a subscriber to notifications only. 59 * Should be called when a subscriber unregisters its callback, and after all subscriptions to 60 * layers are removed. 61 */ 62 void removeVmsSubscriberToNotifications( 63 in IVmsSubscriberClient subscriber) = 4; 64 65 /** 66 * Removes a subscriber to a VMS layer. 67 */ removeVmsSubscriber( in IVmsSubscriberClient subscriber, in VmsLayer layer)68 void removeVmsSubscriber( 69 in IVmsSubscriberClient subscriber, 70 in VmsLayer layer) = 5; 71 72 /** 73 * Removes a subscriber to all actively broadcasted layers. 74 * Publishers will not be notified regarding this request so the state of the service will not 75 * change. 76 */ 77 void removeVmsSubscriberPassive( 78 in IVmsSubscriberClient subscriber) = 6; 79 80 /** 81 * Removes a subscriber to a VMS layer from a specific publisher. 82 */ removeVmsSubscriberToPublisher( in IVmsSubscriberClient subscriber, in VmsLayer layer, int publisherId)83 void removeVmsSubscriberToPublisher( 84 in IVmsSubscriberClient subscriber, 85 in VmsLayer layer, 86 int publisherId) = 7; 87 88 /** 89 * Returns a list of available layers from the closure of the publishers offerings. 90 */ getAvailableLayers()91 VmsAvailableLayers getAvailableLayers() = 8; 92 93 /** 94 * Returns a the publisher information for a publisher ID. 95 */ getPublisherInfo(in int publisherId)96 byte[] getPublisherInfo(in int publisherId) = 9; 97 } 98