libvehiclenetwork/include/IVehicleNetworkListener.h

/*
 * Copyright (C) 2015 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.
 */

#ifndef ANDROID_IVEHICLE_NETWORK_LISTENER_H
#define ANDROID_IVEHICLE_NETWORK_LISTENER_H

#include <stdint.h>
#include <sys/types.h>

#include <utils/RefBase.h>
#include <utils/Errors.h>
#include <binder/IInterface.h>
#include <binder/IMemory.h>
#include <binder/Parcel.h>

#include <VehicleNetworkDataTypes.h>

namespace android {

// ----------------------------------------------------------------------------

class IVehicleNetworkListener : public IInterface
{
public:
    DECLARE_META_INTERFACE(VehicleNetworkListener);

    /**
     * Pass events contained in VehiclePropValueListHolder. Client (Bn implementor) should
     * hold sp to keep the data received outside this call.
     */
    virtual void onEvents(sp<VehiclePropValueListHolder>& events) = 0;
    /**
     * Notify error in HAL. For this to be called, either the target property is subscribed
     * or client should explicitly call registerErrorListener.
     * @param errorCode
     * @param property Specific property where the error happened. 0 is for global error.
     * @param operation
     */
    virtual void onHalError(int32_t errorCode, int32_t property, int32_t operation) = 0;
    /**
     * HAL is restarting. All subscription becomes invalid after this.
     * @param inMocking Whether it is in mocking mode or not.
     */
    virtual void onHalRestart(bool inMocking) = 0;
};

// ----------------------------------------------------------------------------

class BnVehicleNetworkListener : public BnInterface<IVehicleNetworkListener>
{
    virtual status_t  onTransact(uint32_t code,
                                 const Parcel& data,
                                 Parcel* reply,
                                 uint32_t flags = 0);
};

// ----------------------------------------------------------------------------

}; // namespace android

#endif /* ANDROID_IVEHICLE_NETWORK_LISTENER_H */