1350 lines
54 KiB
Java
1350 lines
54 KiB
Java
/*
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* Copyright (C) 2008 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.bluetooth;
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import android.annotation.IntDef;
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import android.annotation.NonNull;
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import android.annotation.Nullable;
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import android.annotation.RequiresPermission;
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import android.annotation.SdkConstant;
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import android.annotation.SdkConstant.SdkConstantType;
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import android.annotation.SuppressLint;
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import android.annotation.SystemApi;
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import android.bluetooth.annotations.RequiresBluetoothConnectPermission;
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import android.bluetooth.annotations.RequiresLegacyBluetoothAdminPermission;
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import android.bluetooth.annotations.RequiresLegacyBluetoothPermission;
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import android.compat.annotation.UnsupportedAppUsage;
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import android.content.AttributionSource;
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import android.content.Context;
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import android.os.Build;
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import android.os.IBinder;
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import android.os.RemoteException;
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import android.util.Log;
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import java.lang.annotation.Retention;
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import java.lang.annotation.RetentionPolicy;
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import java.util.Collections;
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import java.util.List;
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import java.util.Objects;
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/**
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* Public API for controlling the Bluetooth Headset Service. This includes both Bluetooth Headset
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* and Handsfree (v1.5) profiles.
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*
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* <p>BluetoothHeadset is a proxy object for controlling the Bluetooth Headset Service via IPC.
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*
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* <p>Use {@link BluetoothAdapter#getProfileProxy} to get the BluetoothHeadset proxy object. Use
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* {@link BluetoothAdapter#closeProfileProxy} to close the service connection.
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*
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* <p>Android only supports one connected Bluetooth Headset at a time. Each method is protected with
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* its appropriate permission.
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*/
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public final class BluetoothHeadset implements BluetoothProfile {
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private static final String TAG = "BluetoothHeadset";
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private static final boolean DBG = Log.isLoggable(TAG, Log.DEBUG);
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private static final boolean VDBG = false;
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/**
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* Intent used to broadcast the change in connection state of the Headset profile.
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*
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* <p>This intent will have 3 extras:
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*
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* <ul>
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* <li>{@link #EXTRA_STATE} - The current state of the profile.
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* <li>{@link #EXTRA_PREVIOUS_STATE}- The previous state of the profile.
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* <li>{@link BluetoothDevice#EXTRA_DEVICE} - The remote device.
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* </ul>
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*
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* <p>{@link #EXTRA_STATE} or {@link #EXTRA_PREVIOUS_STATE} can be any of {@link
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* #STATE_DISCONNECTED}, {@link #STATE_CONNECTING}, {@link #STATE_CONNECTED}, {@link
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* #STATE_DISCONNECTING}.
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*/
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@RequiresLegacyBluetoothPermission
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@RequiresBluetoothConnectPermission
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@RequiresPermission(android.Manifest.permission.BLUETOOTH_CONNECT)
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@SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION)
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public static final String ACTION_CONNECTION_STATE_CHANGED =
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"android.bluetooth.headset.profile.action.CONNECTION_STATE_CHANGED";
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/**
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* Intent used to broadcast the change in the Audio Connection state of the HFP profile.
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*
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* <p>This intent will have 3 extras:
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*
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* <ul>
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* <li>{@link #EXTRA_STATE} - The current state of the profile.
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* <li>{@link #EXTRA_PREVIOUS_STATE}- The previous state of the profile.
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* <li>{@link BluetoothDevice#EXTRA_DEVICE} - The remote device.
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* </ul>
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*
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* <p>{@link #EXTRA_STATE} or {@link #EXTRA_PREVIOUS_STATE} can be any of {@link
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* #STATE_AUDIO_CONNECTED}, {@link #STATE_AUDIO_DISCONNECTED},
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*/
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@RequiresLegacyBluetoothPermission
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@RequiresBluetoothConnectPermission
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@RequiresPermission(android.Manifest.permission.BLUETOOTH_CONNECT)
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@SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION)
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public static final String ACTION_AUDIO_STATE_CHANGED =
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"android.bluetooth.headset.profile.action.AUDIO_STATE_CHANGED";
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/**
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* Intent used to broadcast the selection of a connected device as active.
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*
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* <p>This intent will have one extra:
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*
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* <ul>
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* <li>{@link BluetoothDevice#EXTRA_DEVICE} - The remote device. It can be null if no device
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* is active.
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* </ul>
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*
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* @hide
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*/
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@SystemApi
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@RequiresLegacyBluetoothPermission
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@RequiresBluetoothConnectPermission
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@RequiresPermission(android.Manifest.permission.BLUETOOTH_CONNECT)
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@SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION)
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@SuppressLint("ActionValue")
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public static final String ACTION_ACTIVE_DEVICE_CHANGED =
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"android.bluetooth.headset.profile.action.ACTIVE_DEVICE_CHANGED";
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/**
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* Intent used to broadcast that the headset has posted a vendor-specific event.
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*
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* <p>This intent will have 4 extras and 1 category.
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*
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* <ul>
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* <li>{@link BluetoothDevice#EXTRA_DEVICE} - The remote Bluetooth Device
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* <li>{@link #EXTRA_VENDOR_SPECIFIC_HEADSET_EVENT_CMD} - The vendor specific command
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* <li>{@link #EXTRA_VENDOR_SPECIFIC_HEADSET_EVENT_CMD_TYPE} - The AT command type which can
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* be one of {@link #AT_CMD_TYPE_READ}, {@link #AT_CMD_TYPE_TEST}, or {@link
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* #AT_CMD_TYPE_SET}, {@link #AT_CMD_TYPE_BASIC},{@link #AT_CMD_TYPE_ACTION}.
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* <li>{@link #EXTRA_VENDOR_SPECIFIC_HEADSET_EVENT_ARGS} - Command arguments.
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* </ul>
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*
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* <p>The category is the Company ID of the vendor defining the vendor-specific command. {@link
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* BluetoothAssignedNumbers}
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*
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* <p>For example, for Plantronics specific events Category will be {@link
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* #VENDOR_SPECIFIC_HEADSET_EVENT_COMPANY_ID_CATEGORY}.55
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*
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* <p>For example, an AT+XEVENT=foo,3 will get translated into
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*
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* <ul>
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* <li>EXTRA_VENDOR_SPECIFIC_HEADSET_EVENT_CMD = +XEVENT
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* <li>EXTRA_VENDOR_SPECIFIC_HEADSET_EVENT_CMD_TYPE = AT_CMD_TYPE_SET
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* <li>EXTRA_VENDOR_SPECIFIC_HEADSET_EVENT_ARGS = foo, 3
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* </ul>
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*/
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@RequiresLegacyBluetoothPermission
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@RequiresBluetoothConnectPermission
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@RequiresPermission(android.Manifest.permission.BLUETOOTH_CONNECT)
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@SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION)
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public static final String ACTION_VENDOR_SPECIFIC_HEADSET_EVENT =
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"android.bluetooth.headset.action.VENDOR_SPECIFIC_HEADSET_EVENT";
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/**
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* A String extra field in {@link #ACTION_VENDOR_SPECIFIC_HEADSET_EVENT} intents that contains
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* the name of the vendor-specific command.
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*/
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public static final String EXTRA_VENDOR_SPECIFIC_HEADSET_EVENT_CMD =
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"android.bluetooth.headset.extra.VENDOR_SPECIFIC_HEADSET_EVENT_CMD";
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/**
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* An int extra field in {@link #ACTION_VENDOR_SPECIFIC_HEADSET_EVENT} intents that contains the
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* AT command type of the vendor-specific command.
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*/
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public static final String EXTRA_VENDOR_SPECIFIC_HEADSET_EVENT_CMD_TYPE =
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"android.bluetooth.headset.extra.VENDOR_SPECIFIC_HEADSET_EVENT_CMD_TYPE";
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/**
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* AT command type READ used with {@link #EXTRA_VENDOR_SPECIFIC_HEADSET_EVENT_CMD_TYPE} For
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* example, AT+VGM?. There are no arguments for this command type.
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*/
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public static final int AT_CMD_TYPE_READ = 0;
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/**
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* AT command type TEST used with {@link #EXTRA_VENDOR_SPECIFIC_HEADSET_EVENT_CMD_TYPE} For
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* example, AT+VGM=?. There are no arguments for this command type.
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*/
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public static final int AT_CMD_TYPE_TEST = 1;
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/**
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* AT command type SET used with {@link #EXTRA_VENDOR_SPECIFIC_HEADSET_EVENT_CMD_TYPE} For
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* example, AT+VGM=<args>.
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*/
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public static final int AT_CMD_TYPE_SET = 2;
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/**
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* AT command type BASIC used with {@link #EXTRA_VENDOR_SPECIFIC_HEADSET_EVENT_CMD_TYPE} For
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* example, ATD. Single character commands and everything following the character are arguments.
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*/
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public static final int AT_CMD_TYPE_BASIC = 3;
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/**
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* AT command type ACTION used with {@link #EXTRA_VENDOR_SPECIFIC_HEADSET_EVENT_CMD_TYPE} For
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* example, AT+CHUP. There are no arguments for action commands.
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*/
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public static final int AT_CMD_TYPE_ACTION = 4;
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/**
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* A Parcelable String array extra field in {@link #ACTION_VENDOR_SPECIFIC_HEADSET_EVENT}
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* intents that contains the arguments to the vendor-specific command.
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*/
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public static final String EXTRA_VENDOR_SPECIFIC_HEADSET_EVENT_ARGS =
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"android.bluetooth.headset.extra.VENDOR_SPECIFIC_HEADSET_EVENT_ARGS";
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/**
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* The intent category to be used with {@link #ACTION_VENDOR_SPECIFIC_HEADSET_EVENT} for the
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* companyId
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*/
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public static final String VENDOR_SPECIFIC_HEADSET_EVENT_COMPANY_ID_CATEGORY =
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"android.bluetooth.headset.intent.category.companyid";
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/** A vendor-specific command for unsolicited result code. */
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public static final String VENDOR_RESULT_CODE_COMMAND_ANDROID = "+ANDROID";
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/**
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* A vendor-specific AT command
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*
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* @hide
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*/
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public static final String VENDOR_SPECIFIC_HEADSET_EVENT_XAPL = "+XAPL";
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/**
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* A vendor-specific AT command
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*
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* @hide
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*/
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public static final String VENDOR_SPECIFIC_HEADSET_EVENT_IPHONEACCEV = "+IPHONEACCEV";
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/**
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* Battery level indicator associated with {@link #VENDOR_SPECIFIC_HEADSET_EVENT_IPHONEACCEV}
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*
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* @hide
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*/
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public static final int VENDOR_SPECIFIC_HEADSET_EVENT_IPHONEACCEV_BATTERY_LEVEL = 1;
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/**
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* A vendor-specific AT command
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*
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* @hide
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*/
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public static final String VENDOR_SPECIFIC_HEADSET_EVENT_XEVENT = "+XEVENT";
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/**
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* Battery level indicator associated with {@link #VENDOR_SPECIFIC_HEADSET_EVENT_XEVENT}
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*
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* @hide
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*/
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public static final String VENDOR_SPECIFIC_HEADSET_EVENT_XEVENT_BATTERY_LEVEL = "BATTERY";
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/**
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* A vendor-specific AT command that asks for the information about device manufacturer.
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*
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* @hide
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*/
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public static final String VENDOR_SPECIFIC_HEADSET_EVENT_CGMI = "+CGMI";
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/**
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* A vendor-specific AT command that asks for the information about the model of the device.
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*
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* @hide
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*/
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public static final String VENDOR_SPECIFIC_HEADSET_EVENT_CGMM = "+CGMM";
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/**
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* A vendor-specific AT command that asks for the revision information, for Android we will
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* return the OS version and build number.
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*
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* @hide
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*/
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public static final String VENDOR_SPECIFIC_HEADSET_EVENT_CGMR = "+CGMR";
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/**
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* A vendor-specific AT command that asks for the device's serial number.
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*
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* @hide
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*/
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public static final String VENDOR_SPECIFIC_HEADSET_EVENT_CGSN = "+CGSN";
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/**
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* Headset state when SCO audio is not connected. This state can be one of {@link #EXTRA_STATE}
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* or {@link #EXTRA_PREVIOUS_STATE} of {@link #ACTION_AUDIO_STATE_CHANGED} intent.
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*/
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public static final int STATE_AUDIO_DISCONNECTED = 10;
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/**
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* Headset state when SCO audio is connecting. This state can be one of {@link #EXTRA_STATE} or
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* {@link #EXTRA_PREVIOUS_STATE} of {@link #ACTION_AUDIO_STATE_CHANGED} intent.
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*/
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public static final int STATE_AUDIO_CONNECTING = 11;
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/**
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* Headset state when SCO audio is connected. This state can be one of {@link #EXTRA_STATE} or
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* {@link #EXTRA_PREVIOUS_STATE} of {@link #ACTION_AUDIO_STATE_CHANGED} intent.
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*/
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public static final int STATE_AUDIO_CONNECTED = 12;
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/**
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* Intent used to broadcast the headset's indicator status
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*
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* <p>This intent will have 3 extras:
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*
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* <ul>
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* <li>{@link #EXTRA_HF_INDICATORS_IND_ID} - The Assigned number of headset Indicator which is
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* supported by the headset ( as indicated by AT+BIND command in the SLC sequence) or
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* whose value is changed (indicated by AT+BIEV command)
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* <li>{@link #EXTRA_HF_INDICATORS_IND_VALUE} - Updated value of headset indicator.
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* <li>{@link BluetoothDevice#EXTRA_DEVICE} - Remote device.
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* </ul>
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*
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* <p>{@link #EXTRA_HF_INDICATORS_IND_ID} is defined by Bluetooth SIG and each of the indicators
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* are given an assigned number. Below shows the assigned number of Indicator added so far -
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* Enhanced Safety - 1, Valid Values: 0 - Disabled, 1 - Enabled - Battery Level - 2, Valid
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* Values: 0~100 - Remaining level of Battery
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*
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* @hide
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*/
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@RequiresLegacyBluetoothPermission
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@RequiresBluetoothConnectPermission
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@RequiresPermission(android.Manifest.permission.BLUETOOTH_CONNECT)
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@SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION)
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public static final String ACTION_HF_INDICATORS_VALUE_CHANGED =
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"android.bluetooth.headset.action.HF_INDICATORS_VALUE_CHANGED";
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/**
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* A int extra field in {@link #ACTION_HF_INDICATORS_VALUE_CHANGED} intents that contains the
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* assigned number of the headset indicator as defined by Bluetooth SIG that is being sent.
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* Value range is 0-65535 as defined in HFP 1.7
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*
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* @hide
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*/
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public static final String EXTRA_HF_INDICATORS_IND_ID =
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"android.bluetooth.headset.extra.HF_INDICATORS_IND_ID";
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/**
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* A int extra field in {@link #ACTION_HF_INDICATORS_VALUE_CHANGED} intents that contains the
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* value of the Headset indicator that is being sent.
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*
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* @hide
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*/
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public static final String EXTRA_HF_INDICATORS_IND_VALUE =
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"android.bluetooth.headset.extra.HF_INDICATORS_IND_VALUE";
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private final BluetoothAdapter mAdapter;
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private final AttributionSource mAttributionSource;
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private IBluetoothHeadset mService;
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/** Create a BluetoothHeadset proxy object. */
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/* package */ BluetoothHeadset(Context context, BluetoothAdapter adapter) {
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mAdapter = adapter;
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mAttributionSource = adapter.getAttributionSource();
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mService = null;
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}
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/**
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* Close the connection to the backing service. Other public functions of BluetoothHeadset will
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* return default error results once close() has been called. Multiple invocations of close()
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* are ok.
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*
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* @hide
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*/
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@UnsupportedAppUsage
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public void close() {
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mAdapter.closeProfileProxy(this);
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}
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/** @hide */
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@Override
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public void onServiceConnected(IBinder service) {
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mService = IBluetoothHeadset.Stub.asInterface(service);
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}
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/** @hide */
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@Override
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public void onServiceDisconnected() {
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mService = null;
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}
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private IBluetoothHeadset getService() {
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return mService;
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}
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/** @hide */
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@Override
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public BluetoothAdapter getAdapter() {
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return mAdapter;
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}
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/** @hide */
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@Override
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@SuppressWarnings("Finalize") // empty finalize for api signature
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protected void finalize() throws Throwable {
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// The empty finalize needs to be kept or the
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// cts signature tests would fail.
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}
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/**
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* Initiate connection to a profile of the remote bluetooth device.
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*
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* <p>Currently, the system supports only 1 connection to the headset/handsfree profile. The API
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* will automatically disconnect connected devices before connecting.
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*
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* <p>This API returns false in scenarios like the profile on the device is already connected or
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* Bluetooth is not turned on. When this API returns true, it is guaranteed that connection
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* state intent for the profile will be broadcasted with the state. Users can get the connection
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* state of the profile from this intent.
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*
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* @param device Remote Bluetooth Device
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* @return false on immediate error, true otherwise
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* @hide
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*/
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@SystemApi
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@RequiresLegacyBluetoothAdminPermission
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@RequiresBluetoothConnectPermission
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@RequiresPermission(
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allOf = {
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android.Manifest.permission.BLUETOOTH_CONNECT,
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android.Manifest.permission.MODIFY_PHONE_STATE,
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})
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public boolean connect(BluetoothDevice device) {
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if (DBG) log("connect(" + device + ")");
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final IBluetoothHeadset service = getService();
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if (service == null) {
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Log.w(TAG, "Proxy not attached to service");
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if (DBG) log(Log.getStackTraceString(new Throwable()));
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} else if (isEnabled() && isValidDevice(device)) {
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try {
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return service.connect(device, mAttributionSource);
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} catch (RemoteException e) {
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Log.e(TAG, e.toString() + "\n" + Log.getStackTraceString(new Throwable()));
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}
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}
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return false;
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}
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/**
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* Initiate disconnection from a profile
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*
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* <p>This API will return false in scenarios like the profile on the Bluetooth device is not in
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* connected state etc. When this API returns, true, it is guaranteed that the connection state
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* change intent will be broadcasted with the state. Users can get the disconnection state of
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* the profile from this intent.
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*
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* <p>If the disconnection is initiated by a remote device, the state will transition from
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* {@link #STATE_CONNECTED} to {@link #STATE_DISCONNECTED}. If the disconnect is initiated by
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* the host (local) device the state will transition from {@link #STATE_CONNECTED} to state
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* {@link #STATE_DISCONNECTING} to state {@link #STATE_DISCONNECTED}. The transition to {@link
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* #STATE_DISCONNECTING} can be used to distinguish between the two scenarios.
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*
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* @param device Remote Bluetooth Device
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* @return false on immediate error, true otherwise
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* @hide
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*/
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@SystemApi
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@RequiresLegacyBluetoothAdminPermission
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@RequiresBluetoothConnectPermission
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@RequiresPermission(android.Manifest.permission.BLUETOOTH_CONNECT)
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public boolean disconnect(BluetoothDevice device) {
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if (DBG) log("disconnect(" + device + ")");
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final IBluetoothHeadset service = getService();
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if (service == null) {
|
|
Log.w(TAG, "Proxy not attached to service");
|
|
if (DBG) log(Log.getStackTraceString(new Throwable()));
|
|
} else if (isEnabled() && isValidDevice(device)) {
|
|
try {
|
|
return service.disconnect(device, mAttributionSource);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, e.toString() + "\n" + Log.getStackTraceString(new Throwable()));
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/** {@inheritDoc} */
|
|
@Override
|
|
@RequiresBluetoothConnectPermission
|
|
@RequiresPermission(android.Manifest.permission.BLUETOOTH_CONNECT)
|
|
public List<BluetoothDevice> getConnectedDevices() {
|
|
if (VDBG) log("getConnectedDevices()");
|
|
final IBluetoothHeadset service = getService();
|
|
if (service == null) {
|
|
Log.w(TAG, "Proxy not attached to service");
|
|
if (DBG) log(Log.getStackTraceString(new Throwable()));
|
|
} else if (isEnabled()) {
|
|
try {
|
|
return Attributable.setAttributionSource(
|
|
service.getConnectedDevices(mAttributionSource), mAttributionSource);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, e.toString() + "\n" + Log.getStackTraceString(new Throwable()));
|
|
}
|
|
}
|
|
return Collections.emptyList();
|
|
}
|
|
|
|
/** {@inheritDoc} */
|
|
@Override
|
|
@RequiresBluetoothConnectPermission
|
|
@RequiresPermission(android.Manifest.permission.BLUETOOTH_CONNECT)
|
|
public List<BluetoothDevice> getDevicesMatchingConnectionStates(int[] states) {
|
|
if (VDBG) log("getDevicesMatchingStates()");
|
|
final IBluetoothHeadset service = getService();
|
|
if (service == null) {
|
|
Log.w(TAG, "Proxy not attached to service");
|
|
if (DBG) log(Log.getStackTraceString(new Throwable()));
|
|
} else if (isEnabled()) {
|
|
try {
|
|
return Attributable.setAttributionSource(
|
|
service.getDevicesMatchingConnectionStates(states, mAttributionSource),
|
|
mAttributionSource);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, e.toString() + "\n" + Log.getStackTraceString(new Throwable()));
|
|
}
|
|
}
|
|
return Collections.emptyList();
|
|
}
|
|
|
|
/** {@inheritDoc} */
|
|
@Override
|
|
@RequiresBluetoothConnectPermission
|
|
@RequiresPermission(android.Manifest.permission.BLUETOOTH_CONNECT)
|
|
public int getConnectionState(BluetoothDevice device) {
|
|
if (VDBG) log("getConnectionState(" + device + ")");
|
|
final IBluetoothHeadset service = getService();
|
|
if (service == null) {
|
|
Log.w(TAG, "Proxy not attached to service");
|
|
if (DBG) log(Log.getStackTraceString(new Throwable()));
|
|
} else if (isEnabled() && isValidDevice(device)) {
|
|
try {
|
|
return service.getConnectionState(device, mAttributionSource);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, e.toString() + "\n" + Log.getStackTraceString(new Throwable()));
|
|
}
|
|
}
|
|
return BluetoothProfile.STATE_DISCONNECTED;
|
|
}
|
|
|
|
/**
|
|
* Set connection policy of the profile
|
|
*
|
|
* <p>The device should already be paired. Connection policy can be one of {@link
|
|
* #CONNECTION_POLICY_ALLOWED}, {@link #CONNECTION_POLICY_FORBIDDEN}, {@link
|
|
* #CONNECTION_POLICY_UNKNOWN}
|
|
*
|
|
* @param device Paired bluetooth device
|
|
* @param connectionPolicy is the connection policy to set to for this profile
|
|
* @return true if connectionPolicy is set, false on error
|
|
* @hide
|
|
*/
|
|
@SystemApi
|
|
@RequiresBluetoothConnectPermission
|
|
@RequiresPermission(
|
|
allOf = {
|
|
android.Manifest.permission.BLUETOOTH_CONNECT,
|
|
android.Manifest.permission.BLUETOOTH_PRIVILEGED,
|
|
android.Manifest.permission.MODIFY_PHONE_STATE,
|
|
})
|
|
public boolean setConnectionPolicy(
|
|
@NonNull BluetoothDevice device, @ConnectionPolicy int connectionPolicy) {
|
|
if (DBG) log("setConnectionPolicy(" + device + ", " + connectionPolicy + ")");
|
|
final IBluetoothHeadset service = getService();
|
|
if (service == null) {
|
|
Log.w(TAG, "Proxy not attached to service");
|
|
if (DBG) log(Log.getStackTraceString(new Throwable()));
|
|
} else if (isEnabled()
|
|
&& isValidDevice(device)
|
|
&& (connectionPolicy == BluetoothProfile.CONNECTION_POLICY_FORBIDDEN
|
|
|| connectionPolicy == BluetoothProfile.CONNECTION_POLICY_ALLOWED)) {
|
|
try {
|
|
return service.setConnectionPolicy(device, connectionPolicy, mAttributionSource);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, e.toString() + "\n" + Log.getStackTraceString(new Throwable()));
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Get the priority of the profile.
|
|
*
|
|
* <p>The priority can be any of: {@link #PRIORITY_AUTO_CONNECT}, {@link #PRIORITY_OFF}, {@link
|
|
* #PRIORITY_ON}, {@link #PRIORITY_UNDEFINED}
|
|
*
|
|
* @param device Bluetooth device
|
|
* @return priority of the device
|
|
* @hide
|
|
*/
|
|
@UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)
|
|
@RequiresLegacyBluetoothPermission
|
|
@RequiresBluetoothConnectPermission
|
|
@RequiresPermission(android.Manifest.permission.BLUETOOTH_CONNECT)
|
|
public int getPriority(BluetoothDevice device) {
|
|
if (VDBG) log("getPriority(" + device + ")");
|
|
return BluetoothAdapter.connectionPolicyToPriority(getConnectionPolicy(device));
|
|
}
|
|
|
|
/**
|
|
* Get the connection policy of the profile.
|
|
*
|
|
* <p>The connection policy can be any of: {@link #CONNECTION_POLICY_ALLOWED}, {@link
|
|
* #CONNECTION_POLICY_FORBIDDEN}, {@link #CONNECTION_POLICY_UNKNOWN}
|
|
*
|
|
* @param device Bluetooth device
|
|
* @return connection policy of the device
|
|
* @hide
|
|
*/
|
|
@SystemApi
|
|
@RequiresBluetoothConnectPermission
|
|
@RequiresPermission(
|
|
allOf = {
|
|
android.Manifest.permission.BLUETOOTH_CONNECT,
|
|
android.Manifest.permission.BLUETOOTH_PRIVILEGED,
|
|
})
|
|
public @ConnectionPolicy int getConnectionPolicy(@NonNull BluetoothDevice device) {
|
|
if (VDBG) log("getConnectionPolicy(" + device + ")");
|
|
final IBluetoothHeadset service = getService();
|
|
if (service == null) {
|
|
Log.w(TAG, "Proxy not attached to service");
|
|
if (DBG) log(Log.getStackTraceString(new Throwable()));
|
|
} else if (isEnabled() && isValidDevice(device)) {
|
|
try {
|
|
return service.getConnectionPolicy(device, mAttributionSource);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, e.toString() + "\n" + Log.getStackTraceString(new Throwable()));
|
|
}
|
|
}
|
|
return BluetoothProfile.CONNECTION_POLICY_FORBIDDEN;
|
|
}
|
|
|
|
/**
|
|
* Checks whether the headset supports some form of noise reduction
|
|
*
|
|
* @param device Bluetooth device
|
|
* @return true if echo cancellation and/or noise reduction is supported, false otherwise
|
|
*/
|
|
@RequiresLegacyBluetoothPermission
|
|
@RequiresBluetoothConnectPermission
|
|
@RequiresPermission(android.Manifest.permission.BLUETOOTH_CONNECT)
|
|
public boolean isNoiseReductionSupported(@NonNull BluetoothDevice device) {
|
|
if (DBG) log("isNoiseReductionSupported()");
|
|
final IBluetoothHeadset service = getService();
|
|
if (service == null) {
|
|
Log.w(TAG, "Proxy not attached to service");
|
|
if (DBG) log(Log.getStackTraceString(new Throwable()));
|
|
} else if (isEnabled() && isValidDevice(device)) {
|
|
try {
|
|
return service.isNoiseReductionSupported(device, mAttributionSource);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, e.toString() + "\n" + Log.getStackTraceString(new Throwable()));
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Checks whether the headset supports voice recognition
|
|
*
|
|
* @param device Bluetooth device
|
|
* @return true if voice recognition is supported, false otherwise
|
|
*/
|
|
@RequiresLegacyBluetoothPermission
|
|
@RequiresBluetoothConnectPermission
|
|
@RequiresPermission(android.Manifest.permission.BLUETOOTH_CONNECT)
|
|
public boolean isVoiceRecognitionSupported(@NonNull BluetoothDevice device) {
|
|
if (DBG) log("isVoiceRecognitionSupported()");
|
|
final IBluetoothHeadset service = getService();
|
|
if (service == null) {
|
|
Log.w(TAG, "Proxy not attached to service");
|
|
if (DBG) log(Log.getStackTraceString(new Throwable()));
|
|
} else if (isEnabled() && isValidDevice(device)) {
|
|
try {
|
|
return service.isVoiceRecognitionSupported(device, mAttributionSource);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, e.toString() + "\n" + Log.getStackTraceString(new Throwable()));
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Start Bluetooth voice recognition. This methods sends the voice recognition AT command to the
|
|
* headset and establishes the audio connection.
|
|
*
|
|
* <p>Users can listen to {@link #ACTION_AUDIO_STATE_CHANGED}. If this function returns true,
|
|
* this intent will be broadcasted with {@link #EXTRA_STATE} set to {@link
|
|
* #STATE_AUDIO_CONNECTING}.
|
|
*
|
|
* <p>{@link #EXTRA_STATE} will transition from {@link #STATE_AUDIO_CONNECTING} to {@link
|
|
* #STATE_AUDIO_CONNECTED} when audio connection is established and to {@link
|
|
* #STATE_AUDIO_DISCONNECTED} in case of failure to establish the audio connection.
|
|
*
|
|
* @param device Bluetooth headset
|
|
* @return false if there is no headset connected, or the connected headset doesn't support
|
|
* voice recognition, or voice recognition is already started, or audio channel is occupied,
|
|
* or on error, true otherwise
|
|
*/
|
|
@RequiresLegacyBluetoothPermission
|
|
@RequiresBluetoothConnectPermission
|
|
@RequiresPermission(
|
|
allOf = {
|
|
android.Manifest.permission.BLUETOOTH_CONNECT,
|
|
android.Manifest.permission.MODIFY_PHONE_STATE,
|
|
})
|
|
public boolean startVoiceRecognition(BluetoothDevice device) {
|
|
if (DBG) log("startVoiceRecognition()");
|
|
final IBluetoothHeadset service = getService();
|
|
if (service == null) {
|
|
Log.w(TAG, "Proxy not attached to service");
|
|
if (DBG) log(Log.getStackTraceString(new Throwable()));
|
|
} else if (isEnabled() && isValidDevice(device)) {
|
|
try {
|
|
return service.startVoiceRecognition(device, mAttributionSource);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, e.toString() + "\n" + Log.getStackTraceString(new Throwable()));
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Stop Bluetooth Voice Recognition mode, and shut down the Bluetooth audio path.
|
|
*
|
|
* <p>Users can listen to {@link #ACTION_AUDIO_STATE_CHANGED}. If this function returns true,
|
|
* this intent will be broadcasted with {@link #EXTRA_STATE} set to {@link
|
|
* #STATE_AUDIO_DISCONNECTED}.
|
|
*
|
|
* @param device Bluetooth headset
|
|
* @return false if there is no headset connected, or voice recognition has not started, or
|
|
* voice recognition has ended on this headset, or on error, true otherwise
|
|
*/
|
|
@RequiresLegacyBluetoothPermission
|
|
@RequiresBluetoothConnectPermission
|
|
@RequiresPermission(android.Manifest.permission.BLUETOOTH_CONNECT)
|
|
public boolean stopVoiceRecognition(BluetoothDevice device) {
|
|
if (DBG) log("stopVoiceRecognition()");
|
|
final IBluetoothHeadset service = getService();
|
|
if (service == null) {
|
|
Log.w(TAG, "Proxy not attached to service");
|
|
if (DBG) log(Log.getStackTraceString(new Throwable()));
|
|
} else if (isEnabled() && isValidDevice(device)) {
|
|
try {
|
|
return service.stopVoiceRecognition(device, mAttributionSource);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, e.toString() + "\n" + Log.getStackTraceString(new Throwable()));
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Check if Bluetooth SCO audio is connected.
|
|
*
|
|
* @param device Bluetooth headset
|
|
* @return true if SCO is connected, false otherwise or on error
|
|
*/
|
|
@RequiresLegacyBluetoothPermission
|
|
@RequiresBluetoothConnectPermission
|
|
@RequiresPermission(android.Manifest.permission.BLUETOOTH_CONNECT)
|
|
public boolean isAudioConnected(BluetoothDevice device) {
|
|
if (VDBG) log("isAudioConnected()");
|
|
final IBluetoothHeadset service = getService();
|
|
if (service == null) {
|
|
Log.w(TAG, "Proxy not attached to service");
|
|
if (DBG) log(Log.getStackTraceString(new Throwable()));
|
|
} else if (isEnabled() && isValidDevice(device)) {
|
|
try {
|
|
return service.isAudioConnected(device, mAttributionSource);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, e.toString() + "\n" + Log.getStackTraceString(new Throwable()));
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/** @hide */
|
|
@Retention(RetentionPolicy.SOURCE)
|
|
@IntDef(
|
|
value = {
|
|
BluetoothHeadset.STATE_AUDIO_DISCONNECTED,
|
|
BluetoothHeadset.STATE_AUDIO_CONNECTING,
|
|
BluetoothHeadset.STATE_AUDIO_CONNECTED,
|
|
BluetoothStatusCodes.ERROR_TIMEOUT
|
|
})
|
|
public @interface GetAudioStateReturnValues {}
|
|
|
|
/**
|
|
* Get the current audio state of the Headset.
|
|
*
|
|
* @param device is the Bluetooth device for which the audio state is being queried
|
|
* @return the audio state of the device or an error code
|
|
* @throws NullPointerException if the device is null
|
|
* @hide
|
|
*/
|
|
@SystemApi
|
|
@RequiresBluetoothConnectPermission
|
|
@RequiresPermission(
|
|
allOf = {
|
|
android.Manifest.permission.BLUETOOTH_CONNECT,
|
|
android.Manifest.permission.BLUETOOTH_PRIVILEGED,
|
|
})
|
|
public @GetAudioStateReturnValues int getAudioState(@NonNull BluetoothDevice device) {
|
|
if (VDBG) log("getAudioState");
|
|
Objects.requireNonNull(device);
|
|
final IBluetoothHeadset service = getService();
|
|
if (service == null) {
|
|
Log.w(TAG, "Proxy not attached to service");
|
|
if (DBG) log(Log.getStackTraceString(new Throwable()));
|
|
} else if (!isDisabled()) {
|
|
try {
|
|
return service.getAudioState(device, mAttributionSource);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, e.toString() + "\n" + Log.getStackTraceString(new Throwable()));
|
|
throw e.rethrowAsRuntimeException();
|
|
}
|
|
}
|
|
return BluetoothHeadset.STATE_AUDIO_DISCONNECTED;
|
|
}
|
|
|
|
/** @hide */
|
|
@Retention(RetentionPolicy.SOURCE)
|
|
@IntDef(
|
|
value = {
|
|
BluetoothStatusCodes.SUCCESS,
|
|
BluetoothStatusCodes.ERROR_PROFILE_SERVICE_NOT_BOUND,
|
|
BluetoothStatusCodes.ERROR_TIMEOUT,
|
|
BluetoothStatusCodes.ERROR_UNKNOWN,
|
|
})
|
|
public @interface SetAudioRouteAllowedReturnValues {}
|
|
|
|
/** @hide */
|
|
@Retention(RetentionPolicy.SOURCE)
|
|
@IntDef(
|
|
value = {
|
|
BluetoothStatusCodes.ALLOWED,
|
|
BluetoothStatusCodes.NOT_ALLOWED,
|
|
BluetoothStatusCodes.ERROR_PROFILE_SERVICE_NOT_BOUND,
|
|
BluetoothStatusCodes.ERROR_TIMEOUT,
|
|
BluetoothStatusCodes.ERROR_UNKNOWN,
|
|
})
|
|
public @interface GetAudioRouteAllowedReturnValues {}
|
|
|
|
/**
|
|
* Sets whether audio routing is allowed. When set to {@code false}, the AG will not route any
|
|
* audio to the HF unless explicitly told to. This method should be used in cases where the SCO
|
|
* channel is shared between multiple profiles and must be delegated by a source knowledgeable.
|
|
*
|
|
* @param allowed {@code true} if the profile can reroute audio, {@code false} otherwise.
|
|
* @return {@link BluetoothStatusCodes#SUCCESS} upon successful setting, otherwise an error
|
|
* code.
|
|
* @hide
|
|
*/
|
|
@SystemApi
|
|
@RequiresBluetoothConnectPermission
|
|
@RequiresPermission(
|
|
allOf = {
|
|
android.Manifest.permission.BLUETOOTH_CONNECT,
|
|
android.Manifest.permission.BLUETOOTH_PRIVILEGED,
|
|
})
|
|
public @SetAudioRouteAllowedReturnValues int setAudioRouteAllowed(boolean allowed) {
|
|
if (VDBG) log("setAudioRouteAllowed");
|
|
final IBluetoothHeadset service = getService();
|
|
if (service == null) {
|
|
Log.w(TAG, "Proxy not attached to service");
|
|
if (DBG) log(Log.getStackTraceString(new Throwable()));
|
|
return BluetoothStatusCodes.ERROR_PROFILE_SERVICE_NOT_BOUND;
|
|
} else if (isEnabled()) {
|
|
try {
|
|
service.setAudioRouteAllowed(allowed, mAttributionSource);
|
|
return BluetoothStatusCodes.SUCCESS;
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, e.toString() + "\n" + Log.getStackTraceString(new Throwable()));
|
|
throw e.rethrowAsRuntimeException();
|
|
}
|
|
}
|
|
|
|
Log.e(TAG, "setAudioRouteAllowed: Bluetooth disabled, but profile service still bound");
|
|
return BluetoothStatusCodes.ERROR_UNKNOWN;
|
|
}
|
|
|
|
/**
|
|
* @return {@link BluetoothStatusCodes#ALLOWED} if audio routing is allowed, {@link
|
|
* BluetoothStatusCodes#NOT_ALLOWED} if audio routing is not allowed, or an error code if an
|
|
* error occurs. see {@link #setAudioRouteAllowed(boolean)}.
|
|
* @hide
|
|
*/
|
|
@SystemApi
|
|
@RequiresBluetoothConnectPermission
|
|
@RequiresPermission(
|
|
allOf = {
|
|
android.Manifest.permission.BLUETOOTH_CONNECT,
|
|
android.Manifest.permission.BLUETOOTH_PRIVILEGED,
|
|
})
|
|
public @GetAudioRouteAllowedReturnValues int getAudioRouteAllowed() {
|
|
if (VDBG) log("getAudioRouteAllowed");
|
|
final IBluetoothHeadset service = getService();
|
|
if (service == null) {
|
|
Log.w(TAG, "Proxy not attached to service");
|
|
if (DBG) log(Log.getStackTraceString(new Throwable()));
|
|
return BluetoothStatusCodes.ERROR_PROFILE_SERVICE_NOT_BOUND;
|
|
} else if (isEnabled()) {
|
|
try {
|
|
return service.getAudioRouteAllowed(mAttributionSource)
|
|
? BluetoothStatusCodes.ALLOWED
|
|
: BluetoothStatusCodes.NOT_ALLOWED;
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, e.toString() + "\n" + Log.getStackTraceString(new Throwable()));
|
|
throw e.rethrowAsRuntimeException();
|
|
}
|
|
}
|
|
|
|
Log.e(TAG, "getAudioRouteAllowed: Bluetooth disabled, but profile service still bound");
|
|
return BluetoothStatusCodes.ERROR_UNKNOWN;
|
|
}
|
|
|
|
/**
|
|
* Force SCO audio to be opened regardless any other restrictions
|
|
*
|
|
* @param forced Whether or not SCO audio connection should be forced: True to force SCO audio
|
|
* False to use SCO audio in normal manner
|
|
* @hide
|
|
*/
|
|
@RequiresBluetoothConnectPermission
|
|
@RequiresPermission(android.Manifest.permission.BLUETOOTH_CONNECT)
|
|
public void setForceScoAudio(boolean forced) {
|
|
if (VDBG) log("setForceScoAudio " + String.valueOf(forced));
|
|
final IBluetoothHeadset service = getService();
|
|
if (service == null) {
|
|
Log.w(TAG, "Proxy not attached to service");
|
|
if (DBG) log(Log.getStackTraceString(new Throwable()));
|
|
} else if (isEnabled()) {
|
|
try {
|
|
service.setForceScoAudio(forced, mAttributionSource);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, e.toString() + "\n" + Log.getStackTraceString(new Throwable()));
|
|
}
|
|
}
|
|
}
|
|
|
|
/** @hide */
|
|
@Retention(RetentionPolicy.SOURCE)
|
|
@IntDef(
|
|
value = {
|
|
BluetoothStatusCodes.SUCCESS,
|
|
BluetoothStatusCodes.ERROR_UNKNOWN,
|
|
BluetoothStatusCodes.ERROR_PROFILE_SERVICE_NOT_BOUND,
|
|
BluetoothStatusCodes.ERROR_TIMEOUT,
|
|
BluetoothStatusCodes.ERROR_AUDIO_DEVICE_ALREADY_CONNECTED,
|
|
BluetoothStatusCodes.ERROR_NO_ACTIVE_DEVICES,
|
|
BluetoothStatusCodes.ERROR_NOT_ACTIVE_DEVICE,
|
|
BluetoothStatusCodes.ERROR_AUDIO_ROUTE_BLOCKED,
|
|
BluetoothStatusCodes.ERROR_CALL_ACTIVE,
|
|
BluetoothStatusCodes.ERROR_PROFILE_NOT_CONNECTED
|
|
})
|
|
public @interface ConnectAudioReturnValues {}
|
|
|
|
/**
|
|
* Initiates a connection of SCO audio to the current active HFP device. The active HFP device
|
|
* can be identified with {@link BluetoothAdapter#getActiveDevices(int)}.
|
|
*
|
|
* <p>If this function returns {@link BluetoothStatusCodes#SUCCESS}, the intent {@link
|
|
* #ACTION_AUDIO_STATE_CHANGED} will be broadcasted twice. First with {@link #EXTRA_STATE} set
|
|
* to {@link #STATE_AUDIO_CONNECTING}. This will be followed by a broadcast with {@link
|
|
* #EXTRA_STATE} set to either {@link #STATE_AUDIO_CONNECTED} if the audio connection is
|
|
* established or {@link #STATE_AUDIO_DISCONNECTED} if there was a failure in establishing the
|
|
* audio connection.
|
|
*
|
|
* @return whether the connection was successfully initiated or an error code on failure
|
|
* @hide
|
|
*/
|
|
@SystemApi
|
|
@RequiresBluetoothConnectPermission
|
|
@RequiresPermission(
|
|
allOf = {
|
|
android.Manifest.permission.BLUETOOTH_CONNECT,
|
|
android.Manifest.permission.BLUETOOTH_PRIVILEGED,
|
|
})
|
|
public @ConnectAudioReturnValues int connectAudio() {
|
|
if (VDBG) log("connectAudio()");
|
|
final IBluetoothHeadset service = getService();
|
|
if (service == null) {
|
|
Log.w(TAG, "Proxy not attached to service");
|
|
if (DBG) log(Log.getStackTraceString(new Throwable()));
|
|
return BluetoothStatusCodes.ERROR_PROFILE_SERVICE_NOT_BOUND;
|
|
} else if (isEnabled()) {
|
|
try {
|
|
return service.connectAudio(mAttributionSource);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, e.toString() + "\n" + Log.getStackTraceString(new Throwable()));
|
|
throw e.rethrowAsRuntimeException();
|
|
}
|
|
}
|
|
|
|
Log.e(TAG, "connectAudio: Bluetooth disabled, but profile service still bound");
|
|
return BluetoothStatusCodes.ERROR_UNKNOWN;
|
|
}
|
|
|
|
/** @hide */
|
|
@Retention(RetentionPolicy.SOURCE)
|
|
@IntDef(
|
|
value = {
|
|
BluetoothStatusCodes.SUCCESS,
|
|
BluetoothStatusCodes.ERROR_UNKNOWN,
|
|
BluetoothStatusCodes.ERROR_PROFILE_SERVICE_NOT_BOUND,
|
|
BluetoothStatusCodes.ERROR_TIMEOUT,
|
|
BluetoothStatusCodes.ERROR_PROFILE_NOT_CONNECTED,
|
|
BluetoothStatusCodes.ERROR_AUDIO_DEVICE_ALREADY_DISCONNECTED
|
|
})
|
|
public @interface DisconnectAudioReturnValues {}
|
|
|
|
/**
|
|
* Initiates a disconnection of HFP SCO audio from actively connected devices. It also tears
|
|
* down voice recognition or virtual voice call, if any exists.
|
|
*
|
|
* <p>If this function returns {@link BluetoothStatusCodes#SUCCESS}, the intent {@link
|
|
* #ACTION_AUDIO_STATE_CHANGED} will be broadcasted with {@link #EXTRA_STATE} set to {@link
|
|
* #STATE_AUDIO_DISCONNECTED}.
|
|
*
|
|
* @return whether the disconnection was initiated successfully or an error code on failure
|
|
* @hide
|
|
*/
|
|
@SystemApi
|
|
@RequiresBluetoothConnectPermission
|
|
@RequiresPermission(
|
|
allOf = {
|
|
android.Manifest.permission.BLUETOOTH_CONNECT,
|
|
android.Manifest.permission.BLUETOOTH_PRIVILEGED,
|
|
})
|
|
public @DisconnectAudioReturnValues int disconnectAudio() {
|
|
if (VDBG) log("disconnectAudio()");
|
|
final IBluetoothHeadset service = getService();
|
|
if (service == null) {
|
|
Log.w(TAG, "Proxy not attached to service");
|
|
if (DBG) log(Log.getStackTraceString(new Throwable()));
|
|
return BluetoothStatusCodes.ERROR_PROFILE_SERVICE_NOT_BOUND;
|
|
} else if (isEnabled()) {
|
|
try {
|
|
return service.disconnectAudio(mAttributionSource);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, e.toString() + "\n" + Log.getStackTraceString(new Throwable()));
|
|
throw e.rethrowAsRuntimeException();
|
|
}
|
|
}
|
|
|
|
Log.e(TAG, "disconnectAudio: Bluetooth disabled, but profile service still bound");
|
|
return BluetoothStatusCodes.ERROR_UNKNOWN;
|
|
}
|
|
|
|
/**
|
|
* Initiates a SCO channel connection as a virtual voice call to the current active device
|
|
* Active handsfree device will be notified of incoming call and connected call.
|
|
*
|
|
* <p>Users can listen to {@link #ACTION_AUDIO_STATE_CHANGED}. If this function returns true,
|
|
* this intent will be broadcasted with {@link #EXTRA_STATE} set to {@link
|
|
* #STATE_AUDIO_CONNECTING}.
|
|
*
|
|
* <p>{@link #EXTRA_STATE} will transition from {@link #STATE_AUDIO_CONNECTING} to {@link
|
|
* #STATE_AUDIO_CONNECTED} when audio connection is established and to {@link
|
|
* #STATE_AUDIO_DISCONNECTED} in case of failure to establish the audio connection.
|
|
*
|
|
* @return true if successful, false if one of the following case applies - SCO audio is not
|
|
* idle (connecting or connected) - virtual call has already started - there is no active
|
|
* device - a Telecom managed call is going on - binder is dead or Bluetooth is disabled or
|
|
* other error
|
|
* @hide
|
|
*/
|
|
@SystemApi
|
|
@RequiresLegacyBluetoothAdminPermission
|
|
@RequiresBluetoothConnectPermission
|
|
@RequiresPermission(
|
|
allOf = {
|
|
android.Manifest.permission.BLUETOOTH_CONNECT,
|
|
android.Manifest.permission.MODIFY_PHONE_STATE,
|
|
android.Manifest.permission.BLUETOOTH_PRIVILEGED,
|
|
})
|
|
public boolean startScoUsingVirtualVoiceCall() {
|
|
if (DBG) log("startScoUsingVirtualVoiceCall()");
|
|
final IBluetoothHeadset service = getService();
|
|
if (service == null) {
|
|
Log.w(TAG, "Proxy not attached to service");
|
|
if (DBG) log(Log.getStackTraceString(new Throwable()));
|
|
} else if (isEnabled()) {
|
|
try {
|
|
return service.startScoUsingVirtualVoiceCall(mAttributionSource);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, e.toString() + "\n" + Log.getStackTraceString(new Throwable()));
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Terminates an ongoing SCO connection and the associated virtual call.
|
|
*
|
|
* <p>Users can listen to {@link #ACTION_AUDIO_STATE_CHANGED}. If this function returns true,
|
|
* this intent will be broadcasted with {@link #EXTRA_STATE} set to {@link
|
|
* #STATE_AUDIO_DISCONNECTED}.
|
|
*
|
|
* @return true if successful, false if one of the following case applies - virtual voice call
|
|
* is not started or has ended - binder is dead or Bluetooth is disabled or other error
|
|
* @hide
|
|
*/
|
|
@SystemApi
|
|
@RequiresLegacyBluetoothAdminPermission
|
|
@RequiresBluetoothConnectPermission
|
|
@RequiresPermission(
|
|
allOf = {
|
|
android.Manifest.permission.BLUETOOTH_CONNECT,
|
|
android.Manifest.permission.MODIFY_PHONE_STATE,
|
|
android.Manifest.permission.BLUETOOTH_PRIVILEGED,
|
|
})
|
|
public boolean stopScoUsingVirtualVoiceCall() {
|
|
if (DBG) log("stopScoUsingVirtualVoiceCall()");
|
|
final IBluetoothHeadset service = getService();
|
|
if (service == null) {
|
|
Log.w(TAG, "Proxy not attached to service");
|
|
if (DBG) log(Log.getStackTraceString(new Throwable()));
|
|
} else if (isEnabled()) {
|
|
try {
|
|
return service.stopScoUsingVirtualVoiceCall(mAttributionSource);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, e.toString() + "\n" + Log.getStackTraceString(new Throwable()));
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Notify Headset of phone state change. This is a backdoor for phone app to call
|
|
* BluetoothHeadset since there is currently not a good way to get precise call state change
|
|
* outside of phone app.
|
|
*
|
|
* @hide
|
|
*/
|
|
@UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)
|
|
@RequiresBluetoothConnectPermission
|
|
@RequiresPermission(
|
|
allOf = {
|
|
android.Manifest.permission.BLUETOOTH_CONNECT,
|
|
android.Manifest.permission.MODIFY_PHONE_STATE,
|
|
})
|
|
public void phoneStateChanged(
|
|
int numActive, int numHeld, int callState, String number, int type, String name) {
|
|
final IBluetoothHeadset service = getService();
|
|
if (service == null) {
|
|
Log.w(TAG, "Proxy not attached to service");
|
|
if (DBG) log(Log.getStackTraceString(new Throwable()));
|
|
} else if (isEnabled()) {
|
|
try {
|
|
service.phoneStateChanged(
|
|
numActive, numHeld, callState, number, type, name, mAttributionSource);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, e.toString() + "\n" + Log.getStackTraceString(new Throwable()));
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Send Headset of CLCC response
|
|
*
|
|
* @hide
|
|
*/
|
|
@RequiresBluetoothConnectPermission
|
|
@RequiresPermission(
|
|
allOf = {
|
|
android.Manifest.permission.BLUETOOTH_CONNECT,
|
|
android.Manifest.permission.MODIFY_PHONE_STATE,
|
|
})
|
|
public void clccResponse(
|
|
int index, int direction, int status, int mode, boolean mpty, String number, int type) {
|
|
final IBluetoothHeadset service = getService();
|
|
if (service == null) {
|
|
Log.w(TAG, "Proxy not attached to service");
|
|
if (DBG) log(Log.getStackTraceString(new Throwable()));
|
|
} else if (isEnabled()) {
|
|
try {
|
|
service.clccResponse(
|
|
index, direction, status, mode, mpty, number, type, mAttributionSource);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, e.toString() + "\n" + Log.getStackTraceString(new Throwable()));
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Sends a vendor-specific unsolicited result code to the headset.
|
|
*
|
|
* <p>The actual string to be sent is <code>command + ": " + arg</code>. For example, if {@code
|
|
* command} is {@link #VENDOR_RESULT_CODE_COMMAND_ANDROID} and {@code arg} is {@code "0"}, the
|
|
* string <code>"+ANDROID: 0"</code> will be sent.
|
|
*
|
|
* <p>Currently only {@link #VENDOR_RESULT_CODE_COMMAND_ANDROID} is allowed as {@code command}.
|
|
*
|
|
* @param device Bluetooth headset.
|
|
* @param command A vendor-specific command.
|
|
* @param arg The argument that will be attached to the command.
|
|
* @return {@code false} if there is no headset connected, or if the command is not an allowed
|
|
* vendor-specific unsolicited result code, or on error. {@code true} otherwise.
|
|
* @throws IllegalArgumentException if {@code command} is {@code null}.
|
|
*/
|
|
@RequiresLegacyBluetoothPermission
|
|
@RequiresBluetoothConnectPermission
|
|
@RequiresPermission(android.Manifest.permission.BLUETOOTH_CONNECT)
|
|
public boolean sendVendorSpecificResultCode(
|
|
BluetoothDevice device, String command, String arg) {
|
|
if (DBG) {
|
|
log("sendVendorSpecificResultCode()");
|
|
}
|
|
if (command == null) {
|
|
throw new IllegalArgumentException("command is null");
|
|
}
|
|
final IBluetoothHeadset service = getService();
|
|
if (service == null) {
|
|
Log.w(TAG, "Proxy not attached to service");
|
|
if (DBG) log(Log.getStackTraceString(new Throwable()));
|
|
} else if (isEnabled() && isValidDevice(device)) {
|
|
try {
|
|
return service.sendVendorSpecificResultCode(
|
|
device, command, arg, mAttributionSource);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, e.toString() + "\n" + Log.getStackTraceString(new Throwable()));
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Select a connected device as active.
|
|
*
|
|
* <p>The active device selection is per profile. An active device's purpose is
|
|
* profile-specific. For example, in HFP and HSP profiles, it is the device used for phone call
|
|
* audio. If a remote device is not connected, it cannot be selected as active.
|
|
*
|
|
* <p>This API returns false in scenarios like the profile on the device is not connected or
|
|
* Bluetooth is not turned on. When this API returns true, it is guaranteed that the {@link
|
|
* #ACTION_ACTIVE_DEVICE_CHANGED} intent will be broadcasted with the active device.
|
|
*
|
|
* @param device Remote Bluetooth Device, could be null if phone call audio should not be
|
|
* streamed to a headset
|
|
* @return false on immediate error, true otherwise
|
|
* @hide
|
|
*/
|
|
@RequiresLegacyBluetoothAdminPermission
|
|
@RequiresBluetoothConnectPermission
|
|
@RequiresPermission(
|
|
allOf = {
|
|
android.Manifest.permission.BLUETOOTH_CONNECT,
|
|
android.Manifest.permission.MODIFY_PHONE_STATE,
|
|
})
|
|
@UnsupportedAppUsage(trackingBug = 171933273)
|
|
public boolean setActiveDevice(@Nullable BluetoothDevice device) {
|
|
if (DBG) {
|
|
Log.d(TAG, "setActiveDevice: " + device);
|
|
}
|
|
final IBluetoothHeadset service = getService();
|
|
if (service == null) {
|
|
Log.w(TAG, "Proxy not attached to service");
|
|
if (DBG) log(Log.getStackTraceString(new Throwable()));
|
|
} else if (isEnabled() && (device == null || isValidDevice(device))) {
|
|
try {
|
|
return service.setActiveDevice(device, mAttributionSource);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, e.toString() + "\n" + Log.getStackTraceString(new Throwable()));
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Get the connected device that is active.
|
|
*
|
|
* @return the connected device that is active or null if no device is active.
|
|
* @hide
|
|
*/
|
|
@UnsupportedAppUsage(trackingBug = 171933273)
|
|
@Nullable
|
|
@RequiresLegacyBluetoothPermission
|
|
@RequiresBluetoothConnectPermission
|
|
@RequiresPermission(android.Manifest.permission.BLUETOOTH_CONNECT)
|
|
public BluetoothDevice getActiveDevice() {
|
|
if (VDBG) Log.d(TAG, "getActiveDevice");
|
|
final IBluetoothHeadset service = getService();
|
|
if (service == null) {
|
|
Log.w(TAG, "Proxy not attached to service");
|
|
if (DBG) log(Log.getStackTraceString(new Throwable()));
|
|
} else if (isEnabled()) {
|
|
try {
|
|
return Attributable.setAttributionSource(
|
|
service.getActiveDevice(mAttributionSource), mAttributionSource);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, e.toString() + "\n" + Log.getStackTraceString(new Throwable()));
|
|
}
|
|
}
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* Check if in-band ringing is currently enabled. In-band ringing could be disabled during an
|
|
* active connection.
|
|
*
|
|
* @return true if in-band ringing is enabled, false if in-band ringing is disabled
|
|
* @hide
|
|
*/
|
|
@SystemApi
|
|
@RequiresLegacyBluetoothPermission
|
|
@RequiresBluetoothConnectPermission
|
|
@RequiresPermission(
|
|
allOf = {
|
|
android.Manifest.permission.BLUETOOTH_CONNECT,
|
|
android.Manifest.permission.BLUETOOTH_PRIVILEGED,
|
|
})
|
|
public boolean isInbandRingingEnabled() {
|
|
if (DBG) log("isInbandRingingEnabled()");
|
|
final IBluetoothHeadset service = getService();
|
|
if (service == null) {
|
|
Log.w(TAG, "Proxy not attached to service");
|
|
if (DBG) log(Log.getStackTraceString(new Throwable()));
|
|
} else if (isEnabled()) {
|
|
try {
|
|
return service.isInbandRingingEnabled(mAttributionSource);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, e.toString() + "\n" + Log.getStackTraceString(new Throwable()));
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
@UnsupportedAppUsage
|
|
private boolean isEnabled() {
|
|
return mAdapter.getState() == BluetoothAdapter.STATE_ON;
|
|
}
|
|
|
|
private boolean isDisabled() {
|
|
return mAdapter.getState() == BluetoothAdapter.STATE_OFF;
|
|
}
|
|
|
|
private static boolean isValidDevice(BluetoothDevice device) {
|
|
return device != null && BluetoothAdapter.checkBluetoothAddress(device.getAddress());
|
|
}
|
|
|
|
private static void log(String msg) {
|
|
Log.d(TAG, msg);
|
|
}
|
|
}
|