1 files changed, 77 insertions, 0 deletions
diff --git a/ir/aidl/default/main.cpp b/ir/aidl/default/main.cpp
new file mode 100644
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--- /dev/null
+++ b/ir/aidl/default/main.cpp
@@ -0,0 +1,77 @@
+/*
+ * 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_carrierFreq,
+                                  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_carrierFreq,
+                                          const std::vector<int32_t>& in_pattern) {
+    if (isSupportedFreq(in_carrierFreq)) {
+        // 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
+}