1/*
2 * Copyright (C) 2019 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 vhal_proto;
20
21import "google/protobuf/empty.proto";
22import "VehicleHalProto.proto";
23
24// correspond to StatusCode defined in types.hal
25enum VehicleHalStatusCode {
26    OK                                  = 0;
27    TRY_AGAIN                           = 1;
28    INVALID_ARG                         = 2;
29    NOT_AVAILABLE                       = 3;
30    ACCESS_DENIED                       = 4;
31    INTERNAL_ERROR                      = 5;
32}
33
34message VehicleHalCallStatus {
35    VehicleHalStatusCode status_code    = 1;
36}
37
38message WrappedVehiclePropValue {
39    VehiclePropValue value              = 1;
40    // An indicator on whether we should update the status of the property
41    //   - true: if the value is generated by (emulated/real) car, or;
42    //           if the value is injected to 'fake' a on car event (for debugging purpose)
43    //   - false: if the value is set by VHal (public interface), since Android
44    //            cannot change status of property on a real car
45    bool update_status                  = 2;
46}
47
48service VehicleServer {
49    rpc GetAllPropertyConfig(google.protobuf.Empty) returns (stream VehiclePropConfig) {}
50
51    // Change the property value of the vehicle
52    rpc SetProperty(WrappedVehiclePropValue) returns (VehicleHalCallStatus) {}
53
54    // Start a vehicle property value stream
55    rpc StartPropertyValuesStream(google.protobuf.Empty) returns (stream WrappedVehiclePropValue) {}
56}
57