Steven Moreland | ff189a0 | 2017-09-15 16:22:48 -0700 | [diff] [blame] | 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 | #include <android/hidl/base/1.0/IBase.h> |
| 18 | #include <hidl/HidlSupport.h> |
| 19 | |
| 20 | #include <map> |
| 21 | |
| 22 | namespace android { |
| 23 | namespace hardware { |
| 24 | |
| 25 | namespace details { |
| 26 | |
| 27 | using IBase = ::android::hidl::base::V1_0::IBase; |
| 28 | |
| 29 | // AdapterFactory(impl) -> adapter |
| 30 | using AdapterFactory = std::function<sp<IBase>(sp<IBase>)>; |
| 31 | // AdaptersFactory(package@interface)(impl) -> adapter |
| 32 | using AdaptersFactory = std::map<std::string, AdapterFactory>; |
| 33 | |
| 34 | int adapterMain(const std::string& package, int argc, char** argv, const AdaptersFactory& adapters); |
| 35 | |
| 36 | sp<IBase> adaptWithDefault(const sp<IBase>& something, |
| 37 | const std::function<sp<IBase>()>& makeDefault); |
| 38 | |
| 39 | } // namespace details |
| 40 | |
| 41 | template <typename... Adapters> |
| 42 | int adapterMain(const std::string& package, int argc, char** argv) { |
| 43 | return details::adapterMain( |
| 44 | package, argc, argv, |
| 45 | {{Adapters::Pure::descriptor, [](sp<::android::hidl::base::V1_0::IBase> base) { |
| 46 | return details::adaptWithDefault( |
| 47 | base, [&] { return new Adapters(Adapters::Pure::castFrom(base)); }); |
| 48 | }}...}); |
| 49 | } |
| 50 | |
| 51 | } // namespace hardware |
| 52 | } // namespace android |