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Commit 6d0325c6 authored by Jakub Tyszkowski's avatar Jakub Tyszkowski Committed by Jakub Pawlowski
Browse files

Add McpService, boilerplate code for Media Control Profile 

Implementation will be provided in upcoming patch

Bug: 150670922
Tag: #feature
Test: compilation
Sponsor: jpawlowski@
Merged-In: I746c04054c3e54ed8597a67807c97a39f7e60564
Change-Id: I746c04054c3e54ed8597a67807c97a39f7e60564
parent 7d536c05

android/app/AndroidManifest.xml

+9 −0
Original line number Diff line number Diff line
@@ -367,6 +367,15 @@ 
            </intent-filter>

        </service>

        <service android:process="@string/process"

             android:name=".mcp.McpService"

             android:exported="true"

             android:enabled="@bool/profile_supported_mcp_server">

            <intent-filter>

                <action android:name="android.bluetooth.IBluetoothMcpService" />

            </intent-filter>

        </service>

        <service

             android:process="@string/process"

             android:name=".pan.PanService"

             android:enabled="@bool/profile_supported_pan"

             android:exported="true">

android/app/res/values/config.xml

+1 −0
Original line number Diff line number Diff line
@@ -33,6 +33,7 @@ 
    <bool name="profile_supported_mapmce">false</bool>

    <bool name="profile_supported_hid_device">true</bool>

    <bool name="profile_supported_vc">false</bool>

    <bool name="profile_supported_mcp_server">true</bool>



    <!-- If true, we will require location to be enabled on the device to

         fire Bluetooth LE scan result callbacks in addition to having one

android/app/src/com/android/bluetooth/btservice/Config.java

+3 −0
Original line number Diff line number Diff line
@@ -43,6 +43,7 @@ import com.android.bluetooth.hid.HidDeviceService; 
import com.android.bluetooth.hid.HidHostService;

import com.android.bluetooth.map.BluetoothMapService;

import com.android.bluetooth.mapclient.MapClientService;

import com.android.bluetooth.mcp.McpService;

import com.android.bluetooth.opp.BluetoothOppService;

import com.android.bluetooth.pan.PanService;

import com.android.bluetooth.pbap.BluetoothPbapService;
@@ -107,6 +108,8 @@ public class Config { 
                    (1 << BluetoothProfile.PBAP)),

            new ProfileConfig(VolumeControlService.class, R.bool.profile_supported_vc,

                    (1 << BluetoothProfile.VOLUME_CONTROL)),

            new ProfileConfig(McpService.class, R.bool.profile_supported_mcp_server,

                    (1 << BluetoothProfile.MCP_SERVER)),

            new ProfileConfig(HearingAidService.class,

                    com.android.internal.R.bool.config_hearing_aid_profile_supported,

                    (1 << BluetoothProfile.HEARING_AID))

android/app/src/com/android/bluetooth/btservice/ServiceFactory.java

+5 −0
Original line number Diff line number Diff line
@@ -22,6 +22,7 @@ import com.android.bluetooth.hearingaid.HearingAidService; 
import com.android.bluetooth.hfp.HeadsetService;

import com.android.bluetooth.hid.HidDeviceService;

import com.android.bluetooth.hid.HidHostService;

import com.android.bluetooth.mcp.McpService;

import com.android.bluetooth.pan.PanService;



// Factory class to create instances of static services. Useful in mocking the service objects.
@@ -53,4 +54,8 @@ public class ServiceFactory { 
    public AvrcpTargetService getAvrcpTargetService() {

        return AvrcpTargetService.get();

    }



    public McpService getMcpService() {

        return McpService.getMcpService();

    }

}

android/app/src/com/android/bluetooth/mcp/McpService.java

0 → 100644
+154 −0
Original line number Diff line number Diff line 
/*

 * Copyright 2021 HIMSA II K/S - www.himsa.com.

 * Represented by EHIMA - www.ehima.com

 *

 * 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 com.android.bluetooth.mcp;



import android.bluetooth.BluetoothDevice;

import android.bluetooth.IBluetoothMcpServiceManager;

import android.util.Log;



import com.android.bluetooth.Utils;

import com.android.bluetooth.btservice.ProfileService;



/**

 * Provides Media Control Profile, as a service in the Bluetooth application.

 * @hide

 */

public class McpService extends ProfileService {

    private static final boolean DBG = true;

    private static final boolean VDBG = false;

    private static final String TAG = "McpService";



    private static McpService sMcpService;



    private static synchronized void setMcpService(McpService instance) {

        if (VDBG) {

            Log.d(TAG, "setMcpService(): set to: " + instance);

        }

        sMcpService = instance;

    }



    public static synchronized McpService getMcpService() {

        if (sMcpService == null) {

            Log.w(TAG, "getMcpService(): service is NULL");

            return null;

        }



        if (!sMcpService.isAvailable()) {

            Log.w(TAG, "getMcpService(): service is not available");

            return null;

        }

        return sMcpService;

    }



    @Override

    protected IProfileServiceBinder initBinder() {

        return new BluetoothMcpServiceBinder(this);

    }



    @Override

    protected void create() {

        if (DBG) {

            Log.d(TAG, "create()");

        }

    }



    @Override

    protected boolean start() {

        if (DBG) {

            Log.d(TAG, "start()");

        }



        if (sMcpService != null) {

            throw new IllegalStateException("start() called twice");

        }



        // Mark service as started

        setMcpService(this);



        return true;

    }



    @Override

    protected boolean stop() {

        if (DBG) {

            Log.d(TAG, "stop()");

        }



        if (sMcpService == null) {

            Log.w(TAG, "stop() called before start()");

            return true;

        }



        // Mark service as stopped

        setMcpService(null);



        return true;

    }



    @Override

    protected void cleanup() {

        if (DBG) {

            Log.d(TAG, "cleanup()");

        }

    }



    void setDeviceAuthorized(BluetoothDevice device, boolean isAuthorized) {



    }



    /**

     * Binder object: must be a static class or memory leak may occur

     */

    static class BluetoothMcpServiceBinder

            extends IBluetoothMcpServiceManager.Stub implements IProfileServiceBinder {

        private McpService mService;



        BluetoothMcpServiceBinder(McpService svc) {

            mService = svc;

        }



        private McpService getService() {

            if (mService != null && mService.isAvailable()) {

                return mService;

            }

            Log.e(TAG, "getService() - Service requested, but not available!");

            return null;

        }



        @Override

        public void setDeviceAuthorized(BluetoothDevice device, boolean isAuthorized) {

            McpService service = getService();

            if (service == null) {

                return;

            }

            service.enforceCallingOrSelfPermission(

                    BLUETOOTH_PRIVILEGED, "Need BLUETOOTH_PRIVILEGED permission");

            service.setDeviceAuthorized(device, isAuthorized);

        }



        @Override

        public void cleanup() {

            mService = null;

        }

    }



    @Override

    public void dump(StringBuilder sb) {

        super.dump(sb);

    }

}