Add GnssMeasurement AIDL HAL
BYPASS_INCLUSIVE_LANGUAGE_REASON=refactoring
Bug: 173797017
Test: on cuttlefish
Change-Id: I21de890f1064d761d7ddd1cd73e57396c1974c81
diff --git a/gnss/aidl/default/GnssMeasurementInterface.cpp b/gnss/aidl/default/GnssMeasurementInterface.cpp
new file mode 100644
index 0000000..d726d95
--- /dev/null
+++ b/gnss/aidl/default/GnssMeasurementInterface.cpp
@@ -0,0 +1,90 @@
+/*
+ * Copyright (C) 2020 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.
+ */
+
+#define LOG_TAG "GnssMeasIfaceAidl"
+
+#include "GnssMeasurementInterface.h"
+#include <aidl/android/hardware/gnss/BnGnss.h>
+#include <log/log.h>
+#include "Utils.h"
+
+namespace aidl::android::hardware::gnss {
+
+using Utils = ::android::hardware::gnss::common::Utils;
+
+std::shared_ptr<IGnssMeasurementCallback> GnssMeasurementInterface::sCallback = nullptr;
+
+GnssMeasurementInterface::GnssMeasurementInterface() : mMinIntervalMillis(1000) {}
+
+GnssMeasurementInterface::~GnssMeasurementInterface() {
+ stop();
+}
+
+ndk::ScopedAStatus GnssMeasurementInterface::setCallback(
+ const std::shared_ptr<IGnssMeasurementCallback>& callback, const bool enableFullTracking) {
+ ALOGD("setCallback: enableFullTracking: %d", (int)enableFullTracking);
+ std::unique_lock<std::mutex> lock(mMutex);
+ sCallback = callback;
+
+ if (mIsActive) {
+ ALOGW("GnssMeasurement callback already set. Resetting the callback...");
+ stop();
+ }
+ start();
+
+ return ndk::ScopedAStatus::ok();
+}
+
+ndk::ScopedAStatus GnssMeasurementInterface::close() {
+ ALOGD("close");
+ stop();
+ std::unique_lock<std::mutex> lock(mMutex);
+ sCallback = nullptr;
+ return ndk::ScopedAStatus::ok();
+}
+
+void GnssMeasurementInterface::start() {
+ ALOGD("start");
+ mIsActive = true;
+ mThread = std::thread([this]() {
+ while (mIsActive == true) {
+ auto measurement = Utils::getMockMeasurement();
+ this->reportMeasurement(measurement);
+
+ std::this_thread::sleep_for(std::chrono::milliseconds(mMinIntervalMillis));
+ }
+ });
+}
+
+void GnssMeasurementInterface::stop() {
+ ALOGD("stop");
+ mIsActive = false;
+ if (mThread.joinable()) {
+ mThread.join();
+ }
+}
+
+void GnssMeasurementInterface::reportMeasurement(const GnssData& data) {
+ ALOGD("reportMeasurement()");
+ std::unique_lock<std::mutex> lock(mMutex);
+ if (sCallback == nullptr) {
+ ALOGE("%s: GnssMeasurement::sCallback is null.", __func__);
+ return;
+ }
+ sCallback->gnssMeasurementCb(data);
+}
+
+} // namespace aidl::android::hardware::gnss