Add AidlSensorHalWrapper code

Bug: 195593357
Test: Verify on cuttlefish
Change-Id: I632d1322d0aa5f606477a35a43a3d60c1f7113d5
diff --git a/services/sensorservice/AidlSensorHalWrapper.cpp b/services/sensorservice/AidlSensorHalWrapper.cpp
new file mode 100644
index 0000000..10f52e0
--- /dev/null
+++ b/services/sensorservice/AidlSensorHalWrapper.cpp
@@ -0,0 +1,640 @@
+/*
+ * 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 "AidlSensorHalWrapper.h"
+#include "ISensorsWrapper.h"
+#include "SensorDeviceUtils.h"
+#include "android/hardware/sensors/2.0/types.h"
+
+#include <aidl/android/hardware/sensors/BnSensorsCallback.h>
+#include <aidlcommonsupport/NativeHandle.h>
+#include <android-base/logging.h>
+#include <android/binder_manager.h>
+
+using ::aidl::android::hardware::sensors::AdditionalInfo;
+using ::aidl::android::hardware::sensors::DynamicSensorInfo;
+using ::aidl::android::hardware::sensors::Event;
+using ::aidl::android::hardware::sensors::ISensors;
+using ::aidl::android::hardware::sensors::SensorInfo;
+using ::aidl::android::hardware::sensors::SensorStatus;
+using ::aidl::android::hardware::sensors::SensorType;
+using ::android::AidlMessageQueue;
+using ::android::hardware::EventFlag;
+using ::android::hardware::sensors::V2_1::implementation::MAX_RECEIVE_BUFFER_EVENT_COUNT;
+
+namespace android {
+
+namespace {
+
+status_t convertToStatus(ndk::ScopedAStatus status) {
+    if (status.isOk()) {
+        return OK;
+    } else {
+        switch (status.getExceptionCode()) {
+            case EX_ILLEGAL_ARGUMENT: {
+                return BAD_VALUE;
+            }
+            case EX_SECURITY: {
+                return PERMISSION_DENIED;
+            }
+            case EX_UNSUPPORTED_OPERATION: {
+                return INVALID_OPERATION;
+            }
+            case EX_SERVICE_SPECIFIC: {
+                switch (status.getServiceSpecificError()) {
+                    case ISensors::ERROR_BAD_VALUE: {
+                        return BAD_VALUE;
+                    }
+                    case ISensors::ERROR_NO_MEMORY: {
+                        return NO_MEMORY;
+                    }
+                    default: {
+                        return UNKNOWN_ERROR;
+                    }
+                }
+            }
+            default: {
+                return UNKNOWN_ERROR;
+            }
+        }
+    }
+}
+
+void convertToSensor(const SensorInfo &src, sensor_t *dst) {
+    dst->name = strdup(src.name.c_str());
+    dst->vendor = strdup(src.vendor.c_str());
+    dst->version = src.version;
+    dst->handle = src.sensorHandle;
+    dst->type = (int)src.type;
+    dst->maxRange = src.maxRange;
+    dst->resolution = src.resolution;
+    dst->power = src.power;
+    dst->minDelay = src.minDelayUs;
+    dst->fifoReservedEventCount = src.fifoReservedEventCount;
+    dst->fifoMaxEventCount = src.fifoMaxEventCount;
+    dst->stringType = strdup(src.typeAsString.c_str());
+    dst->requiredPermission = strdup(src.requiredPermission.c_str());
+    dst->maxDelay = src.maxDelayUs;
+    dst->flags = src.flags;
+    dst->reserved[0] = dst->reserved[1] = 0;
+}
+
+void convertToSensorEvent(const Event &src, sensors_event_t *dst) {
+    *dst = {.version = sizeof(sensors_event_t),
+            .sensor = src.sensorHandle,
+            .type = (int32_t)src.sensorType,
+            .reserved0 = 0,
+            .timestamp = src.timestamp};
+
+    switch (src.sensorType) {
+        case SensorType::META_DATA: {
+            // Legacy HALs expect the handle reference in the meta data field.
+            // Copy it over from the handle of the event.
+            dst->meta_data.what = (int32_t)src.payload.get<Event::EventPayload::meta>().what;
+            dst->meta_data.sensor = src.sensorHandle;
+            // Set the sensor handle to 0 to maintain compatibility.
+            dst->sensor = 0;
+            break;
+        }
+
+        case SensorType::ACCELEROMETER:
+        case SensorType::MAGNETIC_FIELD:
+        case SensorType::ORIENTATION:
+        case SensorType::GYROSCOPE:
+        case SensorType::GRAVITY:
+        case SensorType::LINEAR_ACCELERATION: {
+            dst->acceleration.x = src.payload.get<Event::EventPayload::vec3>().x;
+            dst->acceleration.y = src.payload.get<Event::EventPayload::vec3>().y;
+            dst->acceleration.z = src.payload.get<Event::EventPayload::vec3>().z;
+            dst->acceleration.status = (int32_t)src.payload.get<Event::EventPayload::vec3>().status;
+            break;
+        }
+
+        case SensorType::GAME_ROTATION_VECTOR: {
+            dst->data[0] = src.payload.get<Event::EventPayload::vec4>().x;
+            dst->data[1] = src.payload.get<Event::EventPayload::vec4>().y;
+            dst->data[2] = src.payload.get<Event::EventPayload::vec4>().z;
+            dst->data[3] = src.payload.get<Event::EventPayload::vec4>().w;
+            break;
+        }
+
+        case SensorType::ROTATION_VECTOR:
+        case SensorType::GEOMAGNETIC_ROTATION_VECTOR: {
+            dst->data[0] = src.payload.get<Event::EventPayload::data>().values[0];
+            dst->data[1] = src.payload.get<Event::EventPayload::data>().values[1];
+            dst->data[2] = src.payload.get<Event::EventPayload::data>().values[2];
+            dst->data[3] = src.payload.get<Event::EventPayload::data>().values[3];
+            dst->data[4] = src.payload.get<Event::EventPayload::data>().values[4];
+            break;
+        }
+
+        case SensorType::MAGNETIC_FIELD_UNCALIBRATED:
+        case SensorType::GYROSCOPE_UNCALIBRATED:
+        case SensorType::ACCELEROMETER_UNCALIBRATED: {
+            dst->uncalibrated_gyro.x_uncalib = src.payload.get<Event::EventPayload::uncal>().x;
+            dst->uncalibrated_gyro.y_uncalib = src.payload.get<Event::EventPayload::uncal>().y;
+            dst->uncalibrated_gyro.z_uncalib = src.payload.get<Event::EventPayload::uncal>().z;
+            dst->uncalibrated_gyro.x_bias = src.payload.get<Event::EventPayload::uncal>().xBias;
+            dst->uncalibrated_gyro.y_bias = src.payload.get<Event::EventPayload::uncal>().yBias;
+            dst->uncalibrated_gyro.z_bias = src.payload.get<Event::EventPayload::uncal>().zBias;
+            break;
+        }
+
+        case SensorType::HINGE_ANGLE:
+        case SensorType::DEVICE_ORIENTATION:
+        case SensorType::LIGHT:
+        case SensorType::PRESSURE:
+        case SensorType::PROXIMITY:
+        case SensorType::RELATIVE_HUMIDITY:
+        case SensorType::AMBIENT_TEMPERATURE:
+        case SensorType::SIGNIFICANT_MOTION:
+        case SensorType::STEP_DETECTOR:
+        case SensorType::TILT_DETECTOR:
+        case SensorType::WAKE_GESTURE:
+        case SensorType::GLANCE_GESTURE:
+        case SensorType::PICK_UP_GESTURE:
+        case SensorType::WRIST_TILT_GESTURE:
+        case SensorType::STATIONARY_DETECT:
+        case SensorType::MOTION_DETECT:
+        case SensorType::HEART_BEAT:
+        case SensorType::LOW_LATENCY_OFFBODY_DETECT: {
+            dst->data[0] = src.payload.get<Event::EventPayload::scalar>();
+            break;
+        }
+
+        case SensorType::STEP_COUNTER: {
+            dst->u64.step_counter = src.payload.get<Event::EventPayload::stepCount>();
+            break;
+        }
+
+        case SensorType::HEART_RATE: {
+            dst->heart_rate.bpm = src.payload.get<Event::EventPayload::heartRate>().bpm;
+            dst->heart_rate.status =
+                    (int8_t)src.payload.get<Event::EventPayload::heartRate>().status;
+            break;
+        }
+
+        case SensorType::POSE_6DOF: { // 15 floats
+            for (size_t i = 0; i < 15; ++i) {
+                dst->data[i] = src.payload.get<Event::EventPayload::pose6DOF>().values[i];
+            }
+            break;
+        }
+
+        case SensorType::DYNAMIC_SENSOR_META: {
+            dst->dynamic_sensor_meta.connected =
+                    src.payload.get<Event::EventPayload::dynamic>().connected;
+            dst->dynamic_sensor_meta.handle =
+                    src.payload.get<Event::EventPayload::dynamic>().sensorHandle;
+            dst->dynamic_sensor_meta.sensor = NULL; // to be filled in later
+
+            memcpy(dst->dynamic_sensor_meta.uuid,
+                   src.payload.get<Event::EventPayload::dynamic>().uuid.values.data(), 16);
+
+            break;
+        }
+
+        case SensorType::ADDITIONAL_INFO: {
+            const AdditionalInfo &srcInfo = src.payload.get<Event::EventPayload::additional>();
+
+            additional_info_event_t *dstInfo = &dst->additional_info;
+            dstInfo->type = (int32_t)srcInfo.type;
+            dstInfo->serial = srcInfo.serial;
+
+            // TODO(b/195593357): Finish additional info conversion
+            // CHECK_EQ(sizeof(srcInfo.payload.values), sizeof(dstInfo->data_int32));
+
+            // memcpy(dstInfo->data_int32,
+            //        &srcInfo.u,
+            //        sizeof(dstInfo->data_int32));
+
+            break;
+        }
+
+        default: {
+            CHECK_GE((int32_t)src.sensorType, (int32_t)SensorType::DEVICE_PRIVATE_BASE);
+
+            memcpy(dst->data, src.payload.get<Event::EventPayload::data>().values.data(),
+                   16 * sizeof(float));
+            break;
+        }
+    }
+}
+
+void convertFromSensorEvent(const sensors_event_t &src, Event *dst) {
+    *dst = {
+            .timestamp = src.timestamp,
+            .sensorHandle = src.sensor,
+    };
+
+    switch (dst->sensorType) {
+        case SensorType::META_DATA: {
+            Event::EventPayload::MetaData meta;
+            meta.what = (Event::EventPayload::MetaData::MetaDataEventType)src.meta_data.what;
+            // Legacy HALs contain the handle reference in the meta data field.
+            // Copy that over to the handle of the event. In legacy HALs this
+            // field was expected to be 0.
+            dst->sensorHandle = src.meta_data.sensor;
+            dst->payload.set<Event::EventPayload::Tag::meta>(meta);
+            break;
+        }
+
+        case SensorType::ACCELEROMETER:
+        case SensorType::MAGNETIC_FIELD:
+        case SensorType::ORIENTATION:
+        case SensorType::GYROSCOPE:
+        case SensorType::GRAVITY:
+        case SensorType::LINEAR_ACCELERATION: {
+            Event::EventPayload::Vec3 vec3;
+            vec3.x = src.acceleration.x;
+            vec3.y = src.acceleration.y;
+            vec3.z = src.acceleration.z;
+            vec3.status = (SensorStatus)src.acceleration.status;
+            dst->payload.set<Event::EventPayload::Tag::vec3>(vec3);
+            break;
+        }
+
+        case SensorType::GAME_ROTATION_VECTOR: {
+            Event::EventPayload::Vec4 vec4;
+            vec4.x = src.data[0];
+            vec4.y = src.data[1];
+            vec4.z = src.data[2];
+            vec4.w = src.data[3];
+            dst->payload.set<Event::EventPayload::Tag::vec4>(vec4);
+            break;
+        }
+
+        case SensorType::ROTATION_VECTOR:
+        case SensorType::GEOMAGNETIC_ROTATION_VECTOR: {
+            Event::EventPayload::Data data;
+            memcpy(data.values.data(), src.data, 5 * sizeof(float));
+            dst->payload.set<Event::EventPayload::Tag::data>(data);
+            break;
+        }
+
+        case SensorType::MAGNETIC_FIELD_UNCALIBRATED:
+        case SensorType::GYROSCOPE_UNCALIBRATED:
+        case SensorType::ACCELEROMETER_UNCALIBRATED: {
+            Event::EventPayload::Uncal uncal;
+            uncal.x = src.uncalibrated_gyro.x_uncalib;
+            uncal.y = src.uncalibrated_gyro.y_uncalib;
+            uncal.z = src.uncalibrated_gyro.z_uncalib;
+            uncal.xBias = src.uncalibrated_gyro.x_bias;
+            uncal.yBias = src.uncalibrated_gyro.y_bias;
+            uncal.zBias = src.uncalibrated_gyro.z_bias;
+            dst->payload.set<Event::EventPayload::Tag::uncal>(uncal);
+            break;
+        }
+
+        case SensorType::DEVICE_ORIENTATION:
+        case SensorType::LIGHT:
+        case SensorType::PRESSURE:
+        case SensorType::PROXIMITY:
+        case SensorType::RELATIVE_HUMIDITY:
+        case SensorType::AMBIENT_TEMPERATURE:
+        case SensorType::SIGNIFICANT_MOTION:
+        case SensorType::STEP_DETECTOR:
+        case SensorType::TILT_DETECTOR:
+        case SensorType::WAKE_GESTURE:
+        case SensorType::GLANCE_GESTURE:
+        case SensorType::PICK_UP_GESTURE:
+        case SensorType::WRIST_TILT_GESTURE:
+        case SensorType::STATIONARY_DETECT:
+        case SensorType::MOTION_DETECT:
+        case SensorType::HEART_BEAT:
+        case SensorType::LOW_LATENCY_OFFBODY_DETECT:
+        case SensorType::HINGE_ANGLE: {
+            dst->payload.set<Event::EventPayload::Tag::scalar>((float)src.data[0]);
+            break;
+        }
+
+        case SensorType::STEP_COUNTER: {
+            dst->payload.set<Event::EventPayload::Tag::stepCount>(src.u64.step_counter);
+            break;
+        }
+
+        case SensorType::HEART_RATE: {
+            Event::EventPayload::HeartRate heartRate;
+            heartRate.bpm = src.heart_rate.bpm;
+            heartRate.status = (SensorStatus)src.heart_rate.status;
+            dst->payload.set<Event::EventPayload::Tag::heartRate>(heartRate);
+            break;
+        }
+
+        case SensorType::POSE_6DOF: { // 15 floats
+            Event::EventPayload::Pose6Dof pose6DOF;
+            for (size_t i = 0; i < 15; ++i) {
+                pose6DOF.values[i] = src.data[i];
+            }
+            dst->payload.set<Event::EventPayload::Tag::pose6DOF>(pose6DOF);
+            break;
+        }
+
+        case SensorType::DYNAMIC_SENSOR_META: {
+            DynamicSensorInfo dynamic;
+            dynamic.connected = src.dynamic_sensor_meta.connected;
+            dynamic.sensorHandle = src.dynamic_sensor_meta.handle;
+
+            memcpy(dynamic.uuid.values.data(), src.dynamic_sensor_meta.uuid, 16);
+            dst->payload.set<Event::EventPayload::Tag::dynamic>(dynamic);
+            break;
+        }
+
+        case SensorType::ADDITIONAL_INFO: {
+            AdditionalInfo info;
+            const additional_info_event_t &srcInfo = src.additional_info;
+            info.type = (AdditionalInfo::AdditionalInfoType)srcInfo.type;
+            info.serial = srcInfo.serial;
+
+            // TODO(b/195593357): Finish additional info conversion
+
+            dst->payload.set<Event::EventPayload::Tag::additional>(info);
+            break;
+        }
+
+        default: {
+            CHECK_GE((int32_t)dst->sensorType, (int32_t)SensorType::DEVICE_PRIVATE_BASE);
+
+            Event::EventPayload::Data data;
+            memcpy(data.values.data(), src.data, 16 * sizeof(float));
+            dst->payload.set<Event::EventPayload::Tag::data>(data);
+            break;
+        }
+    }
+}
+
+template <typename EnumType>
+constexpr typename std::underlying_type<EnumType>::type asBaseType(EnumType value) {
+    return static_cast<typename std::underlying_type<EnumType>::type>(value);
+}
+
+enum EventQueueFlagBitsInternal : uint32_t {
+    INTERNAL_WAKE = 1 << 16,
+};
+
+} // anonymous namespace
+
+class AidlSensorsCallback : public ::aidl::android::hardware::sensors::BnSensorsCallback {
+public:
+    AidlSensorsCallback(AidlSensorHalWrapper::SensorDeviceCallback *sensorDeviceCallback)
+          : mSensorDeviceCallback(sensorDeviceCallback) {}
+
+    ::ndk::ScopedAStatus onDynamicSensorsConnected(
+            const std::vector<SensorInfo> &sensorInfos) override {
+        std::vector<sensor_t> sensors;
+        for (const SensorInfo &sensorInfo : sensorInfos) {
+            sensor_t sensor;
+            convertToSensor(sensorInfo, &sensor);
+            sensors.push_back(sensor);
+        }
+
+        mSensorDeviceCallback->onDynamicSensorsConnected(sensors);
+        return ::ndk::ScopedAStatus::ok();
+    }
+
+    ::ndk::ScopedAStatus onDynamicSensorsDisconnected(
+            const std::vector<int32_t> &sensorHandles) override {
+        mSensorDeviceCallback->onDynamicSensorsDisconnected(sensorHandles);
+        return ::ndk::ScopedAStatus::ok();
+    }
+
+private:
+    ISensorHalWrapper::SensorDeviceCallback *mSensorDeviceCallback;
+};
+
+bool AidlSensorHalWrapper::supportsPolling() {
+    return false;
+}
+
+bool AidlSensorHalWrapper::supportsMessageQueues() {
+    return true;
+}
+
+bool AidlSensorHalWrapper::connect(SensorDeviceCallback *callback) {
+    mSensorDeviceCallback = callback;
+    mSensors = nullptr;
+
+    auto aidlServiceName = std::string() + ISensors::descriptor + "/default";
+    if (AServiceManager_isDeclared(aidlServiceName.c_str())) {
+        ndk::SpAIBinder binder(AServiceManager_waitForService(aidlServiceName.c_str()));
+        if (binder.get() != nullptr) {
+            mSensors = ISensors::fromBinder(binder);
+            mEventQueue = std::make_unique<AidlMessageQueue<
+                    Event, SynchronizedReadWrite>>(MAX_RECEIVE_BUFFER_EVENT_COUNT,
+                                                   /*configureEventFlagWord=*/true);
+
+            mWakeLockQueue = std::make_unique<AidlMessageQueue<
+                    int32_t, SynchronizedReadWrite>>(MAX_RECEIVE_BUFFER_EVENT_COUNT,
+                                                     /*configureEventFlagWord=*/true);
+            if (mEventQueueFlag != nullptr) {
+                EventFlag::deleteEventFlag(&mEventQueueFlag);
+            }
+            EventFlag::createEventFlag(mEventQueue->getEventFlagWord(), &mEventQueueFlag);
+            if (mWakeLockQueueFlag != nullptr) {
+                EventFlag::deleteEventFlag(&mWakeLockQueueFlag);
+            }
+            EventFlag::createEventFlag(mWakeLockQueue->getEventFlagWord(), &mWakeLockQueueFlag);
+
+            CHECK(mEventQueue != nullptr && mEventQueueFlag != nullptr &&
+                  mWakeLockQueue != nullptr && mWakeLockQueueFlag != nullptr);
+
+            mCallback = ndk::SharedRefBase::make<AidlSensorsCallback>(mSensorDeviceCallback);
+            mSensors->initialize(mEventQueue->dupeDesc(), mWakeLockQueue->dupeDesc(), mCallback);
+        } else {
+            // TODO(b/195593357): Handle AIDL HAL crash
+            ALOGE("Could not connect to declared sensors AIDL HAL");
+        }
+    }
+
+    return mSensors != nullptr;
+}
+
+void AidlSensorHalWrapper::prepareForReconnect() {
+    mReconnecting = true;
+    if (mEventQueueFlag != nullptr) {
+        mEventQueueFlag->wake(asBaseType(INTERNAL_WAKE));
+    }
+}
+
+ssize_t AidlSensorHalWrapper::poll(sensors_event_t * /* buffer */, size_t /* count */) {
+    return 0;
+}
+
+ssize_t AidlSensorHalWrapper::pollFmq(sensors_event_t *buffer, size_t maxNumEventsToRead) {
+    ssize_t eventsRead = 0;
+    size_t availableEvents = mEventQueue->availableToRead();
+
+    if (availableEvents == 0) {
+        uint32_t eventFlagState = 0;
+
+        // Wait for events to become available. This is necessary so that the Event FMQ's read() is
+        // able to be called with the correct number of events to read. If the specified number of
+        // events is not available, then read() would return no events, possibly introducing
+        // additional latency in delivering events to applications.
+        if (mEventQueueFlag != nullptr) {
+            mEventQueueFlag->wait(asBaseType(ISensors::EVENT_QUEUE_FLAG_BITS_READ_AND_PROCESS) |
+                                          asBaseType(INTERNAL_WAKE),
+                                  &eventFlagState);
+        }
+        availableEvents = mEventQueue->availableToRead();
+
+        if ((eventFlagState & asBaseType(INTERNAL_WAKE)) && mReconnecting) {
+            ALOGD("Event FMQ internal wake, returning from poll with no events");
+            return DEAD_OBJECT;
+        }
+    }
+
+    size_t eventsToRead = std::min({availableEvents, maxNumEventsToRead, mEventBuffer.size()});
+    if (eventsToRead > 0) {
+        if (mEventQueue->read(mEventBuffer.data(), eventsToRead)) {
+            // Notify the Sensors HAL that sensor events have been read. This is required to support
+            // the use of writeBlocking by the Sensors HAL.
+            if (mEventQueueFlag != nullptr) {
+                mEventQueueFlag->wake(asBaseType(ISensors::EVENT_QUEUE_FLAG_BITS_EVENTS_READ));
+            }
+
+            for (size_t i = 0; i < eventsToRead; i++) {
+                convertToSensorEvent(mEventBuffer[i], &buffer[i]);
+            }
+            eventsRead = eventsToRead;
+        } else {
+            ALOGW("Failed to read %zu events, currently %zu events available", eventsToRead,
+                  availableEvents);
+        }
+    }
+
+    return eventsRead;
+}
+
+std::vector<sensor_t> AidlSensorHalWrapper::getSensorsList() {
+    std::vector<sensor_t> sensorsFound;
+
+    if (mSensors != nullptr) {
+        std::vector<SensorInfo> list;
+        mSensors->getSensorsList(&list);
+        for (size_t i = 0; i < list.size(); i++) {
+            sensor_t sensor;
+            convertToSensor(list[i], &sensor);
+            sensorsFound.push_back(sensor);
+        }
+    }
+
+    return sensorsFound;
+}
+
+status_t AidlSensorHalWrapper::setOperationMode(SensorService::Mode mode) {
+    if (mSensors == nullptr) return NO_INIT;
+    return convertToStatus(mSensors->setOperationMode(static_cast<ISensors::OperationMode>(mode)));
+}
+
+status_t AidlSensorHalWrapper::activate(int32_t sensorHandle, bool enabled) {
+    if (mSensors == nullptr) return NO_INIT;
+    return convertToStatus(mSensors->activate(sensorHandle, enabled));
+}
+
+status_t AidlSensorHalWrapper::batch(int32_t sensorHandle, int64_t samplingPeriodNs,
+                                     int64_t maxReportLatencyNs) {
+    if (mSensors == nullptr) return NO_INIT;
+    return convertToStatus(mSensors->batch(sensorHandle, samplingPeriodNs, maxReportLatencyNs));
+}
+
+status_t AidlSensorHalWrapper::flush(int32_t sensorHandle) {
+    if (mSensors == nullptr) return NO_INIT;
+    return convertToStatus(mSensors->flush(sensorHandle));
+}
+
+status_t AidlSensorHalWrapper::injectSensorData(const sensors_event_t *event) {
+    if (mSensors == nullptr) return NO_INIT;
+
+    Event ev;
+    convertFromSensorEvent(*event, &ev);
+    return convertToStatus(mSensors->injectSensorData(ev));
+}
+
+status_t AidlSensorHalWrapper::registerDirectChannel(const sensors_direct_mem_t *memory,
+                                                     int32_t *channelHandle) {
+    if (mSensors == nullptr) return NO_INIT;
+
+    ISensors::SharedMemInfo::SharedMemType type;
+    switch (memory->type) {
+        case SENSOR_DIRECT_MEM_TYPE_ASHMEM:
+            type = ISensors::SharedMemInfo::SharedMemType::ASHMEM;
+            break;
+        case SENSOR_DIRECT_MEM_TYPE_GRALLOC:
+            type = ISensors::SharedMemInfo::SharedMemType::GRALLOC;
+            break;
+        default:
+            return BAD_VALUE;
+    }
+
+    if (memory->format != SENSOR_DIRECT_FMT_SENSORS_EVENT) {
+        return BAD_VALUE;
+    }
+    ISensors::SharedMemInfo::SharedMemFormat format =
+            ISensors::SharedMemInfo::SharedMemFormat::SENSORS_EVENT;
+
+    ISensors::SharedMemInfo mem = {
+            .type = type,
+            .format = format,
+            .size = static_cast<int32_t>(memory->size),
+            .memoryHandle = makeToAidl(memory->handle),
+    };
+
+    return convertToStatus(mSensors->registerDirectChannel(mem, channelHandle));
+}
+
+status_t AidlSensorHalWrapper::unregisterDirectChannel(int32_t channelHandle) {
+    if (mSensors == nullptr) return NO_INIT;
+    return convertToStatus(mSensors->unregisterDirectChannel(channelHandle));
+}
+
+status_t AidlSensorHalWrapper::configureDirectChannel(int32_t sensorHandle, int32_t channelHandle,
+                                                      const struct sensors_direct_cfg_t *config) {
+    if (mSensors == nullptr) return NO_INIT;
+
+    ISensors::RateLevel rate;
+    switch (config->rate_level) {
+        case SENSOR_DIRECT_RATE_STOP:
+            rate = ISensors::RateLevel::STOP;
+            break;
+        case SENSOR_DIRECT_RATE_NORMAL:
+            rate = ISensors::RateLevel::NORMAL;
+            break;
+        case SENSOR_DIRECT_RATE_FAST:
+            rate = ISensors::RateLevel::FAST;
+            break;
+        case SENSOR_DIRECT_RATE_VERY_FAST:
+            rate = ISensors::RateLevel::VERY_FAST;
+            break;
+        default:
+            return BAD_VALUE;
+    }
+
+    int32_t token;
+    mSensors->configDirectReport(sensorHandle, channelHandle, rate, &token);
+    return token;
+}
+
+void AidlSensorHalWrapper::writeWakeLockHandled(uint32_t count) {
+    int signedCount = (int)count;
+    if (mWakeLockQueue->write(&signedCount)) {
+        mWakeLockQueueFlag->wake(asBaseType(ISensors::WAKE_LOCK_QUEUE_FLAG_BITS_DATA_WRITTEN));
+    } else {
+        ALOGW("Failed to write wake lock handled");
+    }
+}
+
+} // namespace android