1/* 2 * Copyright (C) 2022 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 17syntax = "proto3"; 18 19package android.hardware.automotive.remoteaccess; 20 21/** 22 * Service provided by a wakeup client running on TCU. 23 */ 24service WakeupClient { 25 /** 26 * Establish a long-live connection to receive remote tasks. 27 * 28 * <p>For the server, whenever a remote task arrives, if the connection is 29 * alive, it will use the return stream to return a task's information. 30 * 31 * <p>If the connection is not alive, the server must stores the remote task 32 * until a new connection is established (which means AP is ready to 33 * receive remote task again) and send the stored tasks. 34 * 35 * <p>If the server closes the connection, the client will try to 36 * reestablish the connection. 37 */ 38 rpc GetRemoteTasks(GetRemoteTasksRequest) returns (stream GetRemoteTasksResponse) {} 39 40 /** 41 * Notifies whether AP is required to be waken up when remote task arrives. 42 * 43 * <p>Wakeup client should store and use this state until a new call with a 44 * different state arrives. 45 * 46 * <p>If {@code isWakeupRequired} in the request is true, it must wake up AP 47 * when a remote task arrives. 48 * 49 * <p>If {@code isWakeupRequired} in the request is false, it must not try 50 * to wake up AP. 51 */ 52 rpc NotifyWakeupRequired(NotifyWakeupRequiredRequest) returns (NotifyWakeupRequiredResponse) {} 53} 54 55message GetRemoteTasksRequest {} 56 57message GetRemoteTasksResponse { 58 string clientId = 1; 59 bytes data = 2; 60} 61 62message NotifyWakeupRequiredRequest { 63 bool isWakeupRequired = 1; 64} 65 66message NotifyWakeupRequiredResponse {} 67