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      1 /*
      2  * Copyright (C) 2012 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.bluetooth.btservice;
     18 
     19 import java.util.ArrayList;
     20 import java.util.Arrays;
     21 import java.util.List;
     22 
     23 import android.bluetooth.BluetoothProfile;
     24 import android.content.ContentResolver;
     25 import android.content.Context;
     26 import android.content.res.Resources;
     27 import android.os.SystemProperties;
     28 import android.provider.Settings;
     29 import android.util.Log;
     30 
     31 import com.android.bluetooth.R;
     32 import com.android.bluetooth.a2dp.A2dpService;
     33 import com.android.bluetooth.a2dpsink.A2dpSinkService;
     34 import com.android.bluetooth.avrcp.AvrcpControllerService;
     35 import com.android.bluetooth.hdp.HealthService;
     36 import com.android.bluetooth.hfp.HeadsetService;
     37 import com.android.bluetooth.hfpclient.HeadsetClientService;
     38 import com.android.bluetooth.hid.HidService;
     39 import com.android.bluetooth.pan.PanService;
     40 import com.android.bluetooth.gatt.GattService;
     41 import com.android.bluetooth.map.BluetoothMapService;
     42 import com.android.bluetooth.sap.SapService;
     43 import com.android.bluetooth.pbapclient.PbapClientService;
     44 
     45 public class Config {
     46     private static final String TAG = "AdapterServiceConfig";
     47     /**
     48      * List of profile services.
     49      */
     50     @SuppressWarnings("rawtypes")
     51     //Do not inclue OPP and PBAP, because their services
     52     //are not managed by AdapterService
     53     private static final Class[] PROFILE_SERVICES = {
     54         HeadsetService.class,
     55         A2dpService.class,
     56         A2dpSinkService.class,
     57         HidService.class,
     58         HealthService.class,
     59         PanService.class,
     60         GattService.class,
     61         BluetoothMapService.class,
     62         HeadsetClientService.class,
     63         AvrcpControllerService.class,
     64         SapService.class,
     65         PbapClientService.class
     66     };
     67     /**
     68      * Resource flag to indicate whether profile is supported or not.
     69      */
     70     private static final int[]  PROFILE_SERVICES_FLAG = {
     71         R.bool.profile_supported_hs_hfp,
     72         R.bool.profile_supported_a2dp,
     73         R.bool.profile_supported_a2dp_sink,
     74         R.bool.profile_supported_hid,
     75         R.bool.profile_supported_hdp,
     76         R.bool.profile_supported_pan,
     77         R.bool.profile_supported_gatt,
     78         R.bool.profile_supported_map,
     79         R.bool.profile_supported_hfpclient,
     80         R.bool.profile_supported_avrcp_controller,
     81         R.bool.profile_supported_sap,
     82         R.bool.profile_supported_pbapclient
     83     };
     84 
     85     private static Class[] SUPPORTED_PROFILES = new Class[0];
     86 
     87     static void init(Context ctx) {
     88         if (ctx == null) {
     89             return;
     90         }
     91         Resources resources = ctx.getResources();
     92         if (resources == null) {
     93             return;
     94         }
     95 
     96         ArrayList<Class> profiles = new ArrayList<Class>(PROFILE_SERVICES.length);
     97         for (int i=0; i < PROFILE_SERVICES_FLAG.length; i++) {
     98             boolean supported = resources.getBoolean(PROFILE_SERVICES_FLAG[i]);
     99             if (supported && !isProfileDisabled(ctx, PROFILE_SERVICES[i])) {
    100                 Log.d(TAG, "Adding " + PROFILE_SERVICES[i].getSimpleName());
    101                 profiles.add(PROFILE_SERVICES[i]);
    102             }
    103         }
    104         int totalProfiles = profiles.size();
    105         SUPPORTED_PROFILES = new Class[totalProfiles];
    106         profiles.toArray(SUPPORTED_PROFILES);
    107     }
    108 
    109     static Class[]  getSupportedProfiles() {
    110         return SUPPORTED_PROFILES;
    111     }
    112 
    113     private static boolean isProfileDisabled(Context context, Class profile) {
    114         int profileIndex = -1;
    115 
    116         if (profile == HeadsetService.class) {
    117             profileIndex = BluetoothProfile.HEADSET;
    118         } else if (profile == A2dpService.class) {
    119             profileIndex = BluetoothProfile.A2DP;
    120         } else if (profile == A2dpSinkService.class) {
    121             profileIndex = BluetoothProfile.A2DP_SINK;
    122         } else if (profile == HidService.class) {
    123             profileIndex = BluetoothProfile.INPUT_DEVICE;
    124         } else if (profile == HealthService.class) {
    125             profileIndex = BluetoothProfile.HEALTH;
    126         } else if (profile == PanService.class) {
    127             profileIndex = BluetoothProfile.PAN;
    128         } else if (profile == GattService.class) {
    129             profileIndex = BluetoothProfile.GATT;
    130         } else if (profile == BluetoothMapService.class) {
    131             profileIndex = BluetoothProfile.MAP;
    132         } else if (profile == HeadsetClientService.class) {
    133             profileIndex = BluetoothProfile.HEADSET_CLIENT;
    134         } else if (profile == AvrcpControllerService.class) {
    135             profileIndex = BluetoothProfile.AVRCP_CONTROLLER;
    136         } else if (profile == SapService.class) {
    137             profileIndex = BluetoothProfile.SAP;
    138         } else if (profile == PbapClientService.class) {
    139             profileIndex = BluetoothProfile.PBAP_CLIENT;
    140         }
    141 
    142         if (profileIndex == -1) {
    143             Log.d(TAG, "Could not find profile bit mask");
    144             return false;
    145         }
    146 
    147         final ContentResolver resolver = context.getContentResolver();
    148         final long disabledProfilesBitMask = Settings.Global.getLong(resolver,
    149                 Settings.Global.BLUETOOTH_DISABLED_PROFILES, 0);
    150         long profileBit = 1 << profileIndex;
    151 
    152         return (disabledProfilesBitMask & profileBit) != 0;
    153     }
    154 }
    155