Merge TP1A.220107.002

Change-Id: I655d5412ccd734059dfb19075bb9abc810396975

1 files changed, 157 insertions, 0 deletions

diff --git a/sensors/aidl/default/Sensors.cpp b/sensors/aidl/default/Sensors.cpp
new file mode 100644
index 0000000000..65dd304b2c
--- /dev/null
+++ b/sensors/aidl/default/Sensors.cpp
@@ -0,0 +1,157 @@
+/*
+ * 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 "sensors-impl/Sensors.h"
+
+#include <aidl/android/hardware/common/fmq/SynchronizedReadWrite.h>
+
+using ::aidl::android::hardware::common::fmq::MQDescriptor;
+using ::aidl::android::hardware::common::fmq::SynchronizedReadWrite;
+using ::aidl::android::hardware::sensors::Event;
+using ::aidl::android::hardware::sensors::ISensors;
+using ::aidl::android::hardware::sensors::ISensorsCallback;
+using ::aidl::android::hardware::sensors::SensorInfo;
+using ::ndk::ScopedAStatus;
+
+namespace aidl {
+namespace android {
+namespace hardware {
+namespace sensors {
+
+ScopedAStatus Sensors::activate(int32_t in_sensorHandle, bool in_enabled) {
+    auto sensor = mSensors.find(in_sensorHandle);
+    if (sensor != mSensors.end()) {
+        sensor->second->activate(in_enabled);
+        return ScopedAStatus::ok();
+    }
+
+    return ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
+}
+
+ScopedAStatus Sensors::batch(int32_t in_sensorHandle, int64_t in_samplingPeriodNs,
+                             int64_t /* in_maxReportLatencyNs */) {
+    auto sensor = mSensors.find(in_sensorHandle);
+    if (sensor != mSensors.end()) {
+        sensor->second->batch(in_samplingPeriodNs);
+        return ScopedAStatus::ok();
+    }
+
+    return ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
+}
+
+ScopedAStatus Sensors::configDirectReport(int32_t /* in_sensorHandle */,
+                                          int32_t /* in_channelHandle */,
+                                          ISensors::RateLevel /* in_rate */,
+                                          int32_t* _aidl_return) {
+    *_aidl_return = EX_UNSUPPORTED_OPERATION;
+
+    return ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
+}
+
+ScopedAStatus Sensors::flush(int32_t in_sensorHandle) {
+    auto sensor = mSensors.find(in_sensorHandle);
+    if (sensor != mSensors.end()) {
+        return sensor->second->flush();
+    }
+
+    return ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
+}
+
+ScopedAStatus Sensors::getSensorsList(std::vector<SensorInfo>* _aidl_return) {
+    for (const auto& sensor : mSensors) {
+        _aidl_return->push_back(sensor.second->getSensorInfo());
+    }
+    return ScopedAStatus::ok();
+}
+
+ScopedAStatus Sensors::initialize(
+        const MQDescriptor<Event, SynchronizedReadWrite>& in_eventQueueDescriptor,
+        const MQDescriptor<int32_t, SynchronizedReadWrite>& in_wakeLockDescriptor,
+        const std::shared_ptr<::aidl::android::hardware::sensors::ISensorsCallback>&
+                in_sensorsCallback) {
+    ScopedAStatus result = ScopedAStatus::ok();
+
+    mEventQueue = std::make_unique<AidlMessageQueue<Event, SynchronizedReadWrite>>(
+            in_eventQueueDescriptor, true /* resetPointers */);
+
+    // Ensure that all sensors are disabled.
+    for (auto sensor : mSensors) {
+        sensor.second->activate(false);
+    }
+
+    // Stop the Wake Lock thread if it is currently running
+    if (mReadWakeLockQueueRun.load()) {
+        mReadWakeLockQueueRun = false;
+        mWakeLockThread.join();
+    }
+
+    // Save a reference to the callback
+    mCallback = in_sensorsCallback;
+
+    // Ensure that any existing EventFlag is properly deleted
+    deleteEventFlag();
+
+    // Create the EventFlag that is used to signal to the framework that sensor events have been
+    // written to the Event FMQ
+    if (EventFlag::createEventFlag(mEventQueue->getEventFlagWord(), &mEventQueueFlag) != OK) {
+        result = ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
+    }
+
+    // Create the Wake Lock FMQ that is used by the framework to communicate whenever WAKE_UP
+    // events have been successfully read and handled by the framework.
+    mWakeLockQueue = std::make_unique<AidlMessageQueue<int32_t, SynchronizedReadWrite>>(
+            in_wakeLockDescriptor, true /* resetPointers */);
+
+    if (!mCallback || !mEventQueue || !mWakeLockQueue || mEventQueueFlag == nullptr) {
+        result = ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
+    }
+
+    // Start the thread to read events from the Wake Lock FMQ
+    mReadWakeLockQueueRun = true;
+    mWakeLockThread = std::thread(startReadWakeLockThread, this);
+    return result;
+}
+
+ScopedAStatus Sensors::injectSensorData(const Event& in_event) {
+    auto sensor = mSensors.find(in_event.sensorHandle);
+    if (sensor != mSensors.end()) {
+        return sensor->second->injectEvent(in_event);
+    }
+    return ScopedAStatus::fromServiceSpecificError(static_cast<int32_t>(ERROR_BAD_VALUE));
+}
+
+ScopedAStatus Sensors::registerDirectChannel(const ISensors::SharedMemInfo& /* in_mem */,
+                                             int32_t* _aidl_return) {
+    *_aidl_return = EX_UNSUPPORTED_OPERATION;
+
+    return ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
+}
+
+ScopedAStatus Sensors::setOperationMode(OperationMode in_mode) {
+    for (auto sensor : mSensors) {
+        sensor.second->setOperationMode(in_mode);
+    }
+    return ScopedAStatus::ok();
+}
+
+ScopedAStatus Sensors::unregisterDirectChannel(int32_t /* in_channelHandle */) {
+    return ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
+}
+
+}  // namespace sensors
+}  // namespace hardware
+}  // namespace android
+}  // namespace aidl