Add MeasurementCorrections AIDL HAL (hardware/interfaces)

Bug: 208728105
Test: atest VtsHalGnssTargetTest
Change-Id: I2192670951a517bd229535a083997cc9bab31287
diff --git a/gnss/aidl/default/Android.bp b/gnss/aidl/default/Android.bp
index 0031dcf..3be7fb9 100644
--- a/gnss/aidl/default/Android.bp
+++ b/gnss/aidl/default/Android.bp
@@ -68,6 +68,7 @@
         "GnssConfiguration.cpp",
         "GnssMeasurementInterface.cpp",
         "GnssVisibilityControl.cpp",
+        "MeasurementCorrectionsInterface.cpp",
         "service.cpp",
     ],
     static_libs: [
diff --git a/gnss/aidl/default/Gnss.cpp b/gnss/aidl/default/Gnss.cpp
index 2c6df99..0330885 100644
--- a/gnss/aidl/default/Gnss.cpp
+++ b/gnss/aidl/default/Gnss.cpp
@@ -30,6 +30,7 @@
 #include "GnssNavigationMessageInterface.h"
 #include "GnssPsds.h"
 #include "GnssVisibilityControl.h"
+#include "MeasurementCorrectionsInterface.h"
 #include "NmeaFixInfo.h"
 #include "Utils.h"
 
@@ -289,4 +290,14 @@
     return ndk::ScopedAStatus::ok();
 }
 
+ndk::ScopedAStatus Gnss::getExtensionMeasurementCorrections(
+        std::shared_ptr<measurement_corrections::IMeasurementCorrectionsInterface>*
+                iMeasurementCorrections) {
+    ALOGD("Gnss::getExtensionMeasurementCorrections");
+
+    *iMeasurementCorrections =
+            SharedRefBase::make<measurement_corrections::MeasurementCorrectionsInterface>();
+    return ndk::ScopedAStatus::ok();
+}
+
 }  // namespace aidl::android::hardware::gnss
diff --git a/gnss/aidl/default/Gnss.h b/gnss/aidl/default/Gnss.h
index b92f4fb..478dc94 100644
--- a/gnss/aidl/default/Gnss.h
+++ b/gnss/aidl/default/Gnss.h
@@ -25,6 +25,7 @@
 #include <aidl/android/hardware/gnss/BnGnssMeasurementInterface.h>
 #include <aidl/android/hardware/gnss/BnGnssPowerIndication.h>
 #include <aidl/android/hardware/gnss/BnGnssPsds.h>
+#include <aidl/android/hardware/gnss/measurement_corrections/BnMeasurementCorrectionsInterface.h>
 #include <aidl/android/hardware/gnss/visibility_control/BnGnssVisibilityControl.h>
 #include <atomic>
 #include <mutex>
@@ -72,6 +73,10 @@
                     iGnssVisibilityControl) override;
     ndk::ScopedAStatus getExtensionGnssAntennaInfo(
             std::shared_ptr<IGnssAntennaInfo>* iGnssAntennaInfo) override;
+    ndk::ScopedAStatus getExtensionMeasurementCorrections(
+            std::shared_ptr<android::hardware::gnss::measurement_corrections::
+                                    IMeasurementCorrectionsInterface>* iMeasurementCorrections)
+            override;
 
     std::shared_ptr<GnssConfiguration> mGnssConfiguration;
     std::shared_ptr<GnssPowerIndication> mGnssPowerIndication;
diff --git a/gnss/aidl/default/MeasurementCorrectionsInterface.cpp b/gnss/aidl/default/MeasurementCorrectionsInterface.cpp
new file mode 100644
index 0000000..0f1851c
--- /dev/null
+++ b/gnss/aidl/default/MeasurementCorrectionsInterface.cpp
@@ -0,0 +1,68 @@
+/*
+ * 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.
+ */
+
+#define LOG_TAG "MeasurementCorrectionsInterface"
+
+#include "MeasurementCorrectionsInterface.h"
+#include <inttypes.h>
+#include <log/log.h>
+
+namespace aidl::android::hardware::gnss::measurement_corrections {
+
+std::shared_ptr<IMeasurementCorrectionsCallback> MeasurementCorrectionsInterface::sCallback =
+        nullptr;
+
+ndk::ScopedAStatus MeasurementCorrectionsInterface::setCorrections(
+        const MeasurementCorrections& corrections) {
+    ALOGD("setCorrections");
+    ALOGD("corrections = lat: %f, lng: %f, alt: %f, hUnc: %f, vUnc: %f, toa: %llu, "
+          "satCorrections.size: %d",
+          corrections.latitudeDegrees, corrections.longitudeDegrees, corrections.altitudeMeters,
+          corrections.horizontalPositionUncertaintyMeters,
+          corrections.verticalPositionUncertaintyMeters,
+          static_cast<unsigned long long>(corrections.toaGpsNanosecondsOfWeek),
+          static_cast<int>(corrections.satCorrections.size()));
+    for (auto singleSatCorrection : corrections.satCorrections) {
+        ALOGD("singleSatCorrection = flags: %d, constellation: %d, svid: %d"
+              ", cfHz: %" PRId64 ", probLos: %f, epl: %f, eplUnc: %f",
+              singleSatCorrection.singleSatCorrectionFlags, singleSatCorrection.constellation,
+              singleSatCorrection.svid, singleSatCorrection.carrierFrequencyHz,
+              singleSatCorrection.probSatIsLos, singleSatCorrection.excessPathLengthMeters,
+              singleSatCorrection.excessPathLengthUncertaintyMeters);
+        ALOGD("reflecting plane = lat: %f, lng: %f, alt: %f, azm: %f",
+              singleSatCorrection.reflectingPlane.latitudeDegrees,
+              singleSatCorrection.reflectingPlane.longitudeDegrees,
+              singleSatCorrection.reflectingPlane.altitudeMeters,
+              singleSatCorrection.reflectingPlane.azimuthDegrees);
+    }
+    return ndk::ScopedAStatus::ok();
+}
+
+ndk::ScopedAStatus MeasurementCorrectionsInterface::setCallback(
+        const std::shared_ptr<IMeasurementCorrectionsCallback>& callback) {
+    ALOGD("MeasurementCorrections::setCallback");
+    std::unique_lock<std::mutex> lock(mMutex);
+    sCallback = callback;
+    auto ret = sCallback->setCapabilitiesCb(
+            IMeasurementCorrectionsCallback::CAPABILITY_LOS_SATS |
+            IMeasurementCorrectionsCallback::CAPABILITY_EXCESS_PATH_LENGTH |
+            IMeasurementCorrectionsCallback::CAPABILITY_REFLECTING_PLANE);
+    if (!ret.isOk()) {
+        ALOGE("%s: Unable to invoke callback", __func__);
+    }
+    return ndk::ScopedAStatus::ok();
+}
+}  // namespace aidl::android::hardware::gnss::measurement_corrections
diff --git a/gnss/aidl/default/MeasurementCorrectionsInterface.h b/gnss/aidl/default/MeasurementCorrectionsInterface.h
new file mode 100644
index 0000000..af58725
--- /dev/null
+++ b/gnss/aidl/default/MeasurementCorrectionsInterface.h
@@ -0,0 +1,36 @@
+/*
+ * 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.
+ */
+
+#pragma once
+
+#include <aidl/android/hardware/gnss/measurement_corrections/BnMeasurementCorrectionsInterface.h>
+
+namespace aidl::android::hardware::gnss::measurement_corrections {
+
+struct MeasurementCorrectionsInterface : public BnMeasurementCorrectionsInterface {
+  public:
+    ndk::ScopedAStatus setCorrections(const MeasurementCorrections& corrections) override;
+    ndk::ScopedAStatus setCallback(
+            const std::shared_ptr<IMeasurementCorrectionsCallback>& callback) override;
+
+  private:
+    // Synchronization lock for sCallback
+    mutable std::mutex mMutex;
+    // Guarded by mMutex
+    static std::shared_ptr<IMeasurementCorrectionsCallback> sCallback;
+};
+
+}  // namespace aidl::android::hardware::gnss::measurement_corrections