1 /*
2  * Copyright (C) 2016 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 #define LOG_TAG "[email protected]"
18 #include <android/log.h>
19 #include <hidl/HidlTransportSupport.h>
20 
21 #include <iostream>
22 
23 #include <android/binder_process.h>
24 #include <utils/Looper.h>
25 #include <vhal_v2_0/EmulatedUserHal.h>
26 #include <vhal_v2_0/EmulatedVehicleConnector.h>
27 #include <vhal_v2_0/EmulatedVehicleHal.h>
28 #include <vhal_v2_0/VehicleHalManager.h>
29 #include <vhal_v2_0/WatchdogClient.h>
30 
31 using namespace android;
32 using namespace android::hardware;
33 using namespace android::hardware::automotive::vehicle::V2_0;
34 
main(int,char * [])35 int main(int /* argc */, char* /* argv */ []) {
36     auto store = std::make_unique<VehiclePropertyStore>();
37     auto connector = impl::makeEmulatedPassthroughConnector();
38     auto userHal = connector->getEmulatedUserHal();
39     auto hal = std::make_unique<impl::EmulatedVehicleHal>(store.get(), connector.get(), userHal);
40     auto emulator = std::make_unique<impl::VehicleEmulator>(hal.get());
41     auto service = std::make_unique<VehicleHalManager>(hal.get());
42     connector->setValuePool(hal->getValuePool());
43 
44     configureRpcThreadpool(4, false /* callerWillJoin */);
45 
46     ALOGI("Registering as service...");
47     status_t status = service->registerAsService();
48 
49     if (status != OK) {
50         ALOGE("Unable to register vehicle service (%d)", status);
51         return 1;
52     }
53 
54     // Setup a binder thread pool to be a car watchdog client.
55     ABinderProcess_setThreadPoolMaxThreadCount(1);
56     ABinderProcess_startThreadPool();
57     sp<Looper> looper(Looper::prepare(0 /* opts */));
58     std::shared_ptr<WatchdogClient> watchdogClient =
59             ndk::SharedRefBase::make<WatchdogClient>(looper, service.get());
60     // The current health check is done in the main thread, so it falls short of capturing the real
61     // situation. Checking through HAL binder thread should be considered.
62     if (!watchdogClient->initialize()) {
63         ALOGE("Failed to initialize car watchdog client");
64         return 1;
65     }
66     ALOGI("Ready");
67     while (true) {
68         looper->pollAll(-1 /* timeoutMillis */);
69     }
70 
71     return 1;
72 }
73