| /* |
| * Copyright (C) 2021 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include <aidl/android/hardware/ir/BnConsumerIr.h> |
| #include <android-base/logging.h> |
| #include <android/binder_interface_utils.h> |
| #include <android/binder_manager.h> |
| #include <android/binder_process.h> |
| #include <numeric> |
| |
| namespace aidl::android::hardware::ir { |
| |
| const std::vector<ConsumerIrFreqRange> kSupportedFreqs = { |
| {2000, 4000}, |
| {10000, 30000}, |
| }; |
| |
| class ConsumerIr : public BnConsumerIr { |
| ::ndk::ScopedAStatus getCarrierFreqs(std::vector<ConsumerIrFreqRange>* _aidl_return) override; |
| ::ndk::ScopedAStatus transmit(int32_t in_carrierFreqHz, |
| const std::vector<int32_t>& in_pattern) override; |
| }; |
| |
| ::ndk::ScopedAStatus ConsumerIr::getCarrierFreqs(std::vector<ConsumerIrFreqRange>* _aidl_return) { |
| *_aidl_return = kSupportedFreqs; |
| return ::ndk::ScopedAStatus::ok(); |
| } |
| |
| bool isSupportedFreq(int32_t freq) { |
| for (const auto& range : kSupportedFreqs) { |
| if (freq >= range.minHz && freq <= range.maxHz) return true; |
| } |
| return false; |
| } |
| |
| ::ndk::ScopedAStatus ConsumerIr::transmit(int32_t in_carrierFreqHz, |
| const std::vector<int32_t>& in_pattern) { |
| if (isSupportedFreq(in_carrierFreqHz)) { |
| // trasmit the pattern, each integer is number of microseconds in an |
| // alternating on/off state. |
| usleep(std::accumulate(in_pattern.begin(), in_pattern.end(), 0)); |
| return ::ndk::ScopedAStatus::ok(); |
| } else { |
| // unsupported operation |
| return ::ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION); |
| } |
| return ::ndk::ScopedAStatus::ok(); |
| } |
| |
| } // namespace aidl::android::hardware::ir |
| |
| using aidl::android::hardware::ir::ConsumerIr; |
| |
| int main() { |
| auto binder = ::ndk::SharedRefBase::make<ConsumerIr>(); |
| const std::string name = std::string() + ConsumerIr::descriptor + "/default"; |
| CHECK_EQ(STATUS_OK, AServiceManager_addService(binder->asBinder().get(), name.c_str())) |
| << "Failed to register " << name; |
| |
| ABinderProcess_setThreadPoolMaxThreadCount(0); |
| ABinderProcess_joinThreadPool(); |
| |
| return EXIT_FAILURE; // should not reached |
| } |