Mock hal for Occupant Awareness interface.
Mock hal has limited capability - driver and front passenger presence
detection and driver monitoring detection.
Bug: 142383127
Test: VTS tests
Change-Id: I72e4b443a0d8063288e14333bd9ebbb1f2c19720
diff --git a/automotive/occupant_awareness/aidl/mock/OccupantAwareness.h b/automotive/occupant_awareness/aidl/mock/OccupantAwareness.h
new file mode 100644
index 0000000..c5f6dd6
--- /dev/null
+++ b/automotive/occupant_awareness/aidl/mock/OccupantAwareness.h
@@ -0,0 +1,83 @@
+/*
+ * Copyright (C) 2019 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 <thread>
+
+#include <aidl/android/hardware/automotive/occupant_awareness/BnOccupantAwareness.h>
+#include <aidl/android/hardware/automotive/occupant_awareness/BnOccupantAwarenessClientCallback.h>
+#include <utils/StrongPointer.h>
+
+#include "DetectionGenerator.h"
+
+namespace android {
+namespace hardware {
+namespace automotive {
+namespace occupant_awareness {
+namespace V1_0 {
+namespace implementation {
+
+using ::aidl::android::hardware::automotive::occupant_awareness::BnOccupantAwareness;
+using ::aidl::android::hardware::automotive::occupant_awareness::IOccupantAwarenessClientCallback;
+using ::aidl::android::hardware::automotive::occupant_awareness::OccupantAwarenessStatus;
+using ::aidl::android::hardware::automotive::occupant_awareness::OccupantDetections;
+using ::aidl::android::hardware::automotive::occupant_awareness::Role;
+
+/**
+ * The mock HAL can detect presence of Driver and front passenger, and driver awareness detection
+ * for driver.
+ **/
+class OccupantAwareness : public BnOccupantAwareness {
+ public:
+ // Methods from ::android::hardware::automotive::occupant_awareness::IOccupantAwareness
+ // follow.
+ ndk::ScopedAStatus startDetection(OccupantAwarenessStatus* status) override;
+ ndk::ScopedAStatus stopDetection(OccupantAwarenessStatus* status) override;
+ ndk::ScopedAStatus getCapabilityForRole(Role occupantRole, int32_t* capabilities) override;
+ ndk::ScopedAStatus getState(Role occupantRole, int detectionCapability,
+ OccupantAwarenessStatus* status) override;
+ ndk::ScopedAStatus setCallback(
+ const std::shared_ptr<IOccupantAwarenessClientCallback>& callback) override;
+ ndk::ScopedAStatus getLatestDetection(OccupantDetections* detections) override;
+
+ private:
+ bool isValidRole(Role occupantRole);
+ bool isValidDetectionCapabilities(int detectionCapabilities);
+ bool isSingularCapability(int detectionCapability);
+
+ void workerThreadFunction();
+ static void startWorkerThread(OccupantAwareness* occupantAwareness);
+
+ std::mutex mMutex;
+ std::shared_ptr<IOccupantAwarenessClientCallback> mCallback = nullptr;
+ OccupantAwarenessStatus mStatus = OccupantAwarenessStatus::NOT_INITIALIZED;
+
+ OccupantDetections mLatestDetections;
+ std::thread mWorkerThread;
+
+ DetectionGenerator mGenerator;
+
+ // Generate a new detection every 1ms.
+ const int64_t mDetectionDurationMs = 1;
+};
+
+} // namespace implementation
+} // namespace V1_0
+} // namespace occupant_awareness
+} // namespace automotive
+} // namespace hardware
+} // namespace android