MediaMetricsService: Remove IMediaMetricsService.cpp

/*

 * Copyright (C) 2016 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.

 */

#define LOG_TAG "MediaMetrics"

#include <stdint.h>

#include <inttypes.h>

#include <sys/types.h>

#include <binder/Parcel.h>

#include <binder/IMemory.h>

#include <binder/IPCThreadState.h>

#include <utils/Errors.h>  // for status_t

#include <utils/List.h>

#include <utils/Log.h>

#include <utils/String8.h>

#include <media/MediaMetricsItem.h>

#include <media/IMediaMetricsService.h>

namespace android {

// TODO: Currently ONE_WAY transactions, make both ONE_WAY and synchronous options.

enum {

    SUBMIT_ITEM = IBinder::FIRST_CALL_TRANSACTION,

    SUBMIT_BUFFER,

};

class BpMediaMetricsService: public BpInterface<IMediaMetricsService>

{

public:

    explicit BpMediaMetricsService(const sp<IBinder>& impl)

        : BpInterface<IMediaMetricsService>(impl)

    {

    }

    status_t submit(mediametrics::Item *item) override

    {

        if (item == nullptr) {

            return BAD_VALUE;

        }

        ALOGV("%s: (ONEWAY) item=%s", __func__, item->toString().c_str());

        Parcel data;

        data.writeInterfaceToken(IMediaMetricsService::getInterfaceDescriptor());

        status_t status = item->writeToParcel(&data);

        if (status != NO_ERROR) { // assume failure logged in item

            return status;

        }

        status = remote()->transact(

                SUBMIT_ITEM, data, nullptr /* reply */, IBinder::FLAG_ONEWAY);

        ALOGW_IF(status != NO_ERROR, "%s: bad response from service for submit, status=%d",

                __func__, status);

        return status;

    }

    status_t submitBuffer(const char *buffer, size_t length) override

    {

        if (buffer == nullptr || length > INT32_MAX) {

            return BAD_VALUE;

        }

        ALOGV("%s: (ONEWAY) length:%zu", __func__, length);

        Parcel data;

        data.writeInterfaceToken(IMediaMetricsService::getInterfaceDescriptor());

        status_t status = data.writeInt32(length)

                ?: data.write((uint8_t*)buffer, length);

        if (status != NO_ERROR) {

            return status;

        }

        status = remote()->transact(

                SUBMIT_BUFFER, data, nullptr /* reply */, IBinder::FLAG_ONEWAY);

        ALOGW_IF(status != NO_ERROR, "%s: bad response from service for submit, status=%d",

                __func__, status);

        return status;

    }

};

IMPLEMENT_META_INTERFACE(MediaMetricsService, "android.media.IMediaMetricsService");

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

status_t BnMediaMetricsService::onTransact(

    uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)

{

    switch (code) {

    case SUBMIT_ITEM: {

        CHECK_INTERFACE(IMediaMetricsService, data, reply);

        mediametrics::Item * const item = mediametrics::Item::create();

        status_t status = item->readFromParcel(data);

        if (status != NO_ERROR) { // assume failure logged in item

            return status;

        }

        status = submitInternal(item, true /* release */);

        // assume failure logged by submitInternal

        return NO_ERROR;

    }

    case SUBMIT_BUFFER: {

        CHECK_INTERFACE(IMediaMetricsService, data, reply);

        int32_t length;

        status_t status = data.readInt32(&length);

        if (status != NO_ERROR || length <= 0) {

            return BAD_VALUE;

        }

        const void *ptr = data.readInplace(length);

        if (ptr == nullptr) {

            return BAD_VALUE;

        }

        status = submitBuffer(static_cast<const char *>(ptr), length);

        // assume failure logged by submitBuffer

        return NO_ERROR;

    }

    default:

        return BBinder::onTransact(code, data, reply, flags);

    }

}

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

} // namespace android