Merge "Add a way for SystemUI to receive media resource (e.g. A/V codec) usage"

/*

 * Copyright 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.

 */

#ifndef ANDROID_I_MEDIA_RESOURCE_MONITOR_H

#define ANDROID_I_MEDIA_RESOURCE_MONITOR_H

#include <binder/IInterface.h>

namespace android {

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

class IMediaResourceMonitor : public IInterface {

public:

    DECLARE_META_INTERFACE(MediaResourceMonitor);

    virtual void notifyResourceGranted(/*in*/ int32_t pid, /*in*/ const String16& type,

            /*in*/ const String16& subType, /*in*/ int64_t value) = 0;

    enum {

        NOTIFY_RESOURCE_GRANTED = IBinder::FIRST_CALL_TRANSACTION,

    };

};

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

class BnMediaResourceMonitor : public BnInterface<IMediaResourceMonitor> {

public:

    virtual status_t onTransact(uint32_t code, const Parcel& data, Parcel* reply,

            uint32_t flags = 0);

};

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

}; // namespace android

#endif // ANDROID_I_MEDIA_RESOURCE_MONITOR_H

    IAppOpsService.cpp \

    IBatteryStats.cpp \

    IInterface.cpp \

    IMediaResourceMonitor.cpp \

    IMemory.cpp \

    IPCThreadState.cpp \

    IPermissionController.cpp \

/*

 * Copyright 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.

 */

#include <binder/IMediaResourceMonitor.h>

#include <binder/Parcel.h>

#include <utils/Errors.h>

#include <sys/types.h>

namespace android {

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

class BpMediaResourceMonitor : public BpInterface<IMediaResourceMonitor> {

public:

    BpMediaResourceMonitor(const sp<IBinder>& impl)

        : BpInterface<IMediaResourceMonitor>(impl) {}

    virtual void notifyResourceGranted(/*in*/ int32_t pid, /*in*/ const String16& type,

            /*in*/ const String16& subType, /*in*/ int64_t value)

    {

        Parcel data, reply;

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

        data.writeInt32(pid);

        data.writeString16(type);

        data.writeString16(subType);

        data.writeInt64(value);

        remote()->transact(NOTIFY_RESOURCE_GRANTED, data, &reply, IBinder::FLAG_ONEWAY);

    }

};

IMPLEMENT_META_INTERFACE(MediaResourceMonitor, "android.media.IMediaResourceMonitor");

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

status_t BnMediaResourceMonitor::onTransact( uint32_t code, const Parcel& data, Parcel* reply,

        uint32_t flags) {

    switch(code) {

        case NOTIFY_RESOURCE_GRANTED: {

            CHECK_INTERFACE(IMediaResourceMonitor, data, reply);

            int32_t pid = data.readInt32();

            const String16 type = data.readString16();

            const String16 subType = data.readString16();

            int64_t value = data.readInt64();

            notifyResourceGranted(/*in*/ pid, /*in*/ type, /*in*/ subType, /*in*/ value);

            return NO_ERROR;

        } break;

        default:

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

    }

}

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

}; // namespace android