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 #include <android-base/logging.h>
18 #include <hidl/HidlLazyUtils.h>
19 #include <hidl/HidlTransportSupport.h>
20 #include <signal.h>
21 #include <utils/Looper.h>
22 #include <utils/StrongPointer.h>
23 
24 #include "wifi.h"
25 #include "wifi_feature_flags.h"
26 #include "wifi_legacy_hal.h"
27 #include "wifi_legacy_hal_factory.h"
28 #include "wifi_mode_controller.h"
29 
30 using android::hardware::configureRpcThreadpool;
31 using android::hardware::joinRpcThreadpool;
32 using android::hardware::LazyServiceRegistrar;
33 using android::hardware::wifi::V1_5::implementation::feature_flags::
34     WifiFeatureFlags;
35 using android::hardware::wifi::V1_5::implementation::legacy_hal::WifiLegacyHal;
36 using android::hardware::wifi::V1_5::implementation::legacy_hal::
37     WifiLegacyHalFactory;
38 using android::hardware::wifi::V1_5::implementation::mode_controller::
39     WifiModeController;
40 
41 #ifdef LAZY_SERVICE
42 const bool kLazyService = true;
43 #else
44 const bool kLazyService = false;
45 #endif
46 
main(int,char ** argv)47 int main(int /*argc*/, char** argv) {
48     signal(SIGPIPE, SIG_IGN);
49     android::base::InitLogging(
50         argv, android::base::LogdLogger(android::base::SYSTEM));
51     LOG(INFO) << "Wifi Hal is booting up...";
52 
53     configureRpcThreadpool(1, true /* callerWillJoin */);
54 
55     const auto iface_tool =
56         std::make_shared<android::wifi_system::InterfaceTool>();
57     const auto legacy_hal_factory =
58         std::make_shared<WifiLegacyHalFactory>(iface_tool);
59 
60     // Setup hwbinder service
61     android::sp<android::hardware::wifi::V1_5::IWifi> service =
62         new android::hardware::wifi::V1_5::implementation::Wifi(
63             iface_tool, legacy_hal_factory,
64             std::make_shared<WifiModeController>(),
65             std::make_shared<WifiFeatureFlags>());
66     if (kLazyService) {
67         auto registrar = LazyServiceRegistrar::getInstance();
68         CHECK_EQ(registrar.registerService(service), android::NO_ERROR)
69             << "Failed to register wifi HAL";
70     } else {
71         CHECK_EQ(service->registerAsService(), android::NO_ERROR)
72             << "Failed to register wifi HAL";
73     }
74 
75     joinRpcThreadpool();
76 
77     LOG(INFO) << "Wifi Hal is terminating...";
78     return 0;
79 }
80