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Commit a45f94d6 authored by Yu Shan's avatar Yu Shan
Browse files

Add reference ivn HAL impl. 

Add reference ivn HAL impl. The reference implementation reads
a JSON config file and provides static information.

Test: atest IvnAndroidDeviceServiceUnitTest
Bug: 274139217
Change-Id: Idc55d3ac8573bd1eeff096c4f12d8bfd935fb859
parent bc591f43

automotive/ivn_android_device/impl/default/Android.bp

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/*

 * Copyright (C) 2023 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.

 */



package {

    default_applicable_licenses: ["Android-Apache-2.0"],

}



cc_library {

    name: "IvnAndroidDeviceService",

    vendor_available: true,

    local_include_dirs: ["include"],

    export_include_dirs: ["include"],

    srcs: [

        "src/IvnAndroidDeviceService.cpp",

    ],

    whole_static_libs: [

        "android.hardware.automotive.ivn-V1-ndk",

    ],

    shared_libs: [

        "libbase",

        "libbinder_ndk",

        "libjsoncpp",

        "liblog",

        "libutils",

    ],

}



cc_binary {

    name: "android.hardware.automotive.ivn@V1-default-service",

    vendor: true,

    relative_install_path: "hw",

    local_include_dirs: ["include"],

    srcs: ["src/IvnAndroidDeviceImpl.cpp"],

    whole_static_libs: ["IvnAndroidDeviceService"],

    shared_libs: [

        "libbase",

        "libbinder_ndk",

        "libjsoncpp",

        "liblog",

        "libutils",

    ],

    required: ["Prebuilt_IvnAndroidDeviceServiceDefaultConfig_JSON"],

    vintf_fragments: ["ivn-default-service.xml"],

    init_rc: ["ivn-default-service.rc"],

}

automotive/ivn_android_device/impl/default/config/Android.bp

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/*

 * Copyright (C) 2023 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.

 */



package {

    default_applicable_licenses: ["Android-Apache-2.0"],

}



filegroup {

    name: "IvnAndroidDeviceServiceDefaultConfig_Json",

    srcs: ["DefaultConfig.json"],

}



prebuilt_etc {

    name: "Prebuilt_IvnAndroidDeviceServiceDefaultConfig_JSON",

    filename_from_src: true,

    src: "DefaultConfig.json",

    sub_dir: "automotive/IvnConfig/",

    vendor: true,

}

automotive/ivn_android_device/impl/default/config/DefaultConfig.json

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{

    "MyDeviceId": 0,

    "Devices": [

        {

            "DeviceId": 0,

            "OccupantZones": [

                {

                    "ZoneId": 0,

                    "OccupantType": "DRIVER",

                    "Seat": 1,

                    "Comments": "Occupant zone for driver and FRONT_LEFT seat"

                },

                {

                    "ZoneId": 1,

                    "OccupantType": "FRONT_PASSENGER",

                    "Seat": 4,

                    "Comments": "Occupant zone for FRONT_RIGHT passenger"

                }

            ],

            "EndpointInfo": {

                "IpAddress": "10.10.10.1",

                "PortNumber": 1234,

                "BrandName": "MyBrand",

                "DeviceName": "MyDevice",

                "ProductName": "MyProduct",

                "ManufacturerName": "MyCompany",

                "ModelName": "MyModel",

                "SerialNumber": "Serial1234"

            },

            "Comments": "Device for front row"

        },

        {

            "DeviceId": 1,

            "OccupantZones": [

                {

                    "ZoneId": 2,

                    "OccupantType": "REAR_PASSENGER",

                    "Seat": 16

                },

                {

                    "ZoneId": 3,

                    "OccupantType": "REAR_PASSENGER",

                    "Seat": 64

                }

            ],

            "EndpointInfo": {

                "IpAddress": "10.10.10.2",

                "PortNumber": 2345,

                "BrandName": "MyBrand",

                "DeviceName": "MyDevice",

                "ProductName": "MyProduct",

                "ManufacturerName": "MyCompany",

                "ModelName": "MyModel",

                "SerialNumber": "Serial2345"

            },

            "Comments": "Device for back row"

        }

    ],

    "Comment":

            "This simulates a vehicle with two Android devices, one for front row, one for back row"

}

automotive/ivn_android_device/impl/default/include/IvnAndroidDeviceService.h

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/*

 * Copyright (C) 2023 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/automotive/ivn/BnIvnAndroidDevice.h>

#include <aidl/android/hardware/automotive/ivn/EndpointInfo.h>

#include <aidl/android/hardware/automotive/ivn/OccupantZoneInfo.h>

#include <android/binder_auto_utils.h>

#include <vector>



#include <unordered_map>



namespace android {

namespace hardware {

namespace automotive {

namespace ivn {



struct DeviceInfo {

    std::vector<aidl::android::hardware::automotive::ivn::OccupantZoneInfo> occupantZones;

    aidl::android::hardware::automotive::ivn::EndpointInfo endpointInfo;

};



class IvnAndroidDeviceService

    : public aidl::android::hardware::automotive::ivn::BnIvnAndroidDevice {

  public:

    explicit IvnAndroidDeviceService(std::string_view configPath);



    // Initialize the service, returns true on success.

    bool init();



    ndk::ScopedAStatus getMyDeviceId(int* deviceId) override;



    ndk::ScopedAStatus getOtherDeviceIds(std::vector<int>* deviceIds) override;



    ndk::ScopedAStatus getDeviceIdForOccupantZone(int zoneId, int* deviceId) override;



    ndk::ScopedAStatus getOccupantZonesForDevice(

            int androidDeviceId,

            std::vector<aidl::android::hardware::automotive::ivn::OccupantZoneInfo>* occupantZones)

            override;



    ndk::ScopedAStatus getMyEndpointInfo(

            aidl::android::hardware::automotive::ivn::EndpointInfo* endpointInfo) override;



    ndk::ScopedAStatus getEndpointInfoForDevice(

            int androidDeviceId,

            aidl::android::hardware::automotive::ivn::EndpointInfo* endpointInfo) override;



  private:

    int mMyDeviceId;

    std::unordered_map<int, DeviceInfo> mDeviceInfoById;

    std::string_view mConfigPath;

};



}  // namespace ivn

}  // namespace automotive

}  // namespace hardware

}  // namespace android

automotive/ivn_android_device/impl/default/ivn-default-service.rc

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service vendor.ivn-default /vendor/bin/hw/android.hardware.automotive.ivn@V1-default-service

    class hal

    user vehicle_network

    group system inet