Kathan Shukla | b6261cb | 2019-11-25 22:52:12 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2019 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #pragma once |
| 18 | #include <aidl/android/hardware/automotive/occupant_awareness/BnOccupantAwareness.h> |
| 19 | #include <aidl/android/hardware/automotive/occupant_awareness/BnOccupantAwarenessClientCallback.h> |
| 20 | #include <utils/StrongPointer.h> |
| 21 | |
| 22 | namespace android { |
| 23 | namespace hardware { |
| 24 | namespace automotive { |
| 25 | namespace occupant_awareness { |
| 26 | namespace V1_0 { |
| 27 | namespace implementation { |
| 28 | |
| 29 | using ::aidl::android::hardware::automotive::occupant_awareness::BnOccupantAwareness; |
| 30 | using ::aidl::android::hardware::automotive::occupant_awareness::IOccupantAwarenessClientCallback; |
| 31 | using ::aidl::android::hardware::automotive::occupant_awareness::OccupantAwarenessStatus; |
| 32 | using ::aidl::android::hardware::automotive::occupant_awareness::OccupantDetections; |
| 33 | using ::aidl::android::hardware::automotive::occupant_awareness::Role; |
| 34 | |
| 35 | /** |
| 36 | * The default HAL mimics a system which has no Occupant awareness capability. The hal does not |
| 37 | * do any useful work, and returns appropriate failure code / status. |
| 38 | **/ |
| 39 | class OccupantAwareness : public BnOccupantAwareness { |
| 40 | public: |
| 41 | // Methods from ::android::hardware::automotive::occupant_awareness::IOccupantAwareness |
| 42 | // follow. |
| 43 | ndk::ScopedAStatus startDetection(OccupantAwarenessStatus* status) override; |
| 44 | ndk::ScopedAStatus stopDetection(OccupantAwarenessStatus* status) override; |
| 45 | ndk::ScopedAStatus getCapabilityForRole(Role occupantRole, int32_t* capabilities) override; |
| 46 | ndk::ScopedAStatus getState(Role occupantRole, int detectionCapability, |
| 47 | OccupantAwarenessStatus* status) override; |
| 48 | ndk::ScopedAStatus setCallback( |
| 49 | const std::shared_ptr<IOccupantAwarenessClientCallback>& callback) override; |
| 50 | ndk::ScopedAStatus getLatestDetection(OccupantDetections* detections) override; |
| 51 | |
| 52 | private: |
| 53 | bool isValidRole(Role occupantRole); |
| 54 | bool isValidDetectionCapabilities(int detectionCapabilities); |
| 55 | bool isSingularCapability(int detectionCapability); |
| 56 | |
| 57 | std::mutex mMutex; |
| 58 | std::shared_ptr<IOccupantAwarenessClientCallback> mCallback = nullptr; |
| 59 | OccupantAwarenessStatus mStatus = OccupantAwarenessStatus::NOT_INITIALIZED; |
| 60 | }; |
| 61 | |
| 62 | } // namespace implementation |
| 63 | } // namespace V1_0 |
| 64 | } // namespace occupant_awareness |
| 65 | } // namespace automotive |
| 66 | } // namespace hardware |
| 67 | } // namespace android |