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@simondankelmann
simondankelmann committed Oct 21, 2023
1 parent e382f2f commit c543859
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220 changes: 208 additions & 12 deletions BluetoothLESpam/app/src/main/java/de/simonkelmann/bluetoothlespam/Services/BleService.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -2,34 +2,181 @@ package de.simonkelmann.bluetoothlespam.Services

import android.Manifest
import android.bluetooth.BluetoothAdapter
import android.bluetooth.BluetoothDevice
import android.bluetooth.BluetoothManager
import android.bluetooth.le.AdvertiseCallback
import android.bluetooth.le.AdvertiseData
import android.bluetooth.le.AdvertiseSettings
import android.bluetooth.le.AdvertisingSet
import android.bluetooth.le.AdvertisingSetCallback
import android.bluetooth.le.AdvertisingSetParameters
import android.bluetooth.le.BluetoothLeAdvertiser
import android.bluetooth.le.PeriodicAdvertisingParameters
import android.content.Context
import android.content.pm.PackageManager
import android.os.Build
import android.os.ParcelUuid
import android.util.Log
import android.widget.Toast
import androidx.annotation.RequiresApi
import androidx.core.app.ActivityCompat
import de.simonkelmann.bluetoothlespam.AppContext.AppContext
import de.simonkelmann.bluetoothlespam.PermissionCheck.PermissionCheck
import java.util.Dictionary
import java.util.UUID


class BleService {
class BleService (_bluetoothAdapter: BluetoothAdapter){

private val _logTag = "BleService"
private var _currentAdvertisingSet:AdvertisingSet? = null
private var _macAddress = ""
private val _advertiser: BluetoothLeAdvertiser = _bluetoothAdapter.bluetoothLeAdvertiser

val serviceUuid = ParcelUuid(UUID.fromString("0000fe2c-0000-1000-8000-00805f9b34fb"))
val serviceData = "CD8256".decodeHex()//byteArrayOf("DC".toInt(16).toByte(), 0xE9, 0xEA)


/*
{0xCD8256, "Bose NC 700"},
{0xF52494, "JBL Buds Pro"},
{0x718FA4, "JBL Live 300TWS"},
{0x821F66, "JBL Flip 6"},
{0x92BBBD, "Pixel Buds"},
{0xD446A7, "Sony XM5"},
{0x2D7A23, "Sony WF-1000XM4"},
{0x0E30C3, "Razer Hammerhead TWS"},
{0x72EF8D, "Razer Hammerhead TWS X"},
{0x72FB00, "Soundcore Spirit Pro GVA"},
*/

var manufacturerId = 0x009E// 0xFE21 => 65057 => BOSE
var manufacturerSpecificData:ByteArray = byteArrayOf() //byteArrayOf(0x1e, 0xff.toByte(), 0x4c, 0x00, 0x07, 0x19, 0x07, 0x02, 0x20, 0x75, 0xaa.toByte(), 0x30, 0x01, 0x00, 0x00, 0x45, 0x12, 0x12, 0x12, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00)

init {
if(_bluetoothAdapter == null){
Log.e(_logTag, "Adapter is null")
}

if(_advertiser == null){
Log.e(_logTag, "Advertiser is null")
}
}

@RequiresApi(Build.VERSION_CODES.O)
fun startAdvertising(){

val parameters = AdvertisingSetParameters.Builder()
.setLegacyMode(true)
//.setConnectable(true)
//.setScannable(true)
.setInterval(AdvertisingSetParameters.INTERVAL_HIGH)
.setTxPowerLevel(AdvertisingSetParameters.TX_POWER_HIGH)
//.setPrimaryPhy(BluetoothDevice.PHY_LE_CODED)
//.setSecondaryPhy(BluetoothDevice.PHY_LE_2M)
.build()

val advertiseData: AdvertiseData = AdvertiseData.Builder()
.setIncludeDeviceName(false)
.addServiceUuid(serviceUuid)
.addServiceData(serviceUuid, serviceData)
//.addManufacturerData(manufacturerId, serviceData)
//.addManufacturerData(manufacturerId, manufacturerSpecificData)
.setIncludeTxPowerLevel(true)
.build()

val periodicParameters: PeriodicAdvertisingParameters = PeriodicAdvertisingParameters.Builder()
.setInterval(800)
.setIncludeTxPower(true)
.build()

val scanResponse = AdvertiseData.Builder().addServiceUuid(serviceUuid).build()


if(PermissionCheck.checkPermission(Manifest.permission.BLUETOOTH_ADVERTISE, AppContext.getActivity())){
_advertiser.startAdvertisingSet(parameters, advertiseData, null, null, null, advertiseSetCallback);
Log.d(_logTag, "Executed advertisement Start")
}
}

private val _advertiser: BluetoothLeAdvertiser = BluetoothAdapter.getDefaultAdapter().bluetoothLeAdvertiser
@RequiresApi(Build.VERSION_CODES.O)
fun stopAdvertising(){
if(PermissionCheck.checkPermission(Manifest.permission.BLUETOOTH_ADVERTISE, AppContext.getActivity())){
_advertiser.stopAdvertisingSet(advertiseSetCallback)
Log.d(_logTag, "Executed advertisement Start")
}
}

fun String.decodeHex(): ByteArray {
check(length % 2 == 0) { "Must have an even length" }

return chunked(2)
.map { it.toInt(16).toByte() }
.toByteArray()
}

@RequiresApi(Build.VERSION_CODES.O)
private val advertiseSetCallback = object : AdvertisingSetCallback() {
override fun onAdvertisingSetStarted(advertisingSet: AdvertisingSet?, txPower: Int, status: Int) {
val context = AppContext.getActivity()

if (status==AdvertisingSetCallback.ADVERTISE_FAILED_ALREADY_STARTED)
Toast.makeText(context, "ADVERTISE_FAILED_ALREADY_STARTED", Toast.LENGTH_SHORT).show();
else if (status==AdvertisingSetCallback.ADVERTISE_FAILED_FEATURE_UNSUPPORTED)
Toast.makeText(context, "ADVERTISE_FAILED_FEATURE_UNSUPPORTED", Toast.LENGTH_SHORT).show();
else if (status==AdvertisingSetCallback.ADVERTISE_FAILED_DATA_TOO_LARGE)
Toast.makeText(context, "ADVERTISE_FAILED_DATA_TOO_LARGE", Toast.LENGTH_SHORT).show();
else if (status==AdvertisingSetCallback.ADVERTISE_FAILED_INTERNAL_ERROR)
Toast.makeText(context, "ADVERTISE_FAILED_INTERNAL_ERROR", Toast.LENGTH_SHORT).show();
else if (status==AdvertisingSetCallback.ADVERTISE_FAILED_TOO_MANY_ADVERTISERS)
Toast.makeText(context, "ADVERTISE_FAILED_TOO_MANY_ADVERTISERS", Toast.LENGTH_SHORT).show();
else if (status==AdvertisingSetCallback.ADVERTISE_SUCCESS)
Toast.makeText(context, "ADVERTISE_SUCCESS", Toast.LENGTH_SHORT).show();

Log.i(_logTag, "onAdvertisingSetStarted(): txPower:" + txPower + " , status: " + status)

if(advertisingSet != null){
if(PermissionCheck.checkPermission(Manifest.permission.BLUETOOTH_ADVERTISE, AppContext.getActivity())){
//advertisingSet!!.setScanResponseData(AdvertiseData.Builder().addServiceUuid(ParcelUuid(UUID.randomUUID())).build())
Log.d(_logTag,"added scanresponse data")
}
} else {
Log.d(_logTag,"advertising set is null");
}
}

override fun onAdvertisingDataSet(advertisingSet: AdvertisingSet, status: Int) {
Log.i(_logTag, "onAdvertisingDataSet() :status:$status")
}

override fun onScanResponseDataSet(advertisingSet: AdvertisingSet, status: Int) {
Log.i(_logTag, "onScanResponseDataSet(): status:$status")
}

override fun onAdvertisingSetStopped(advertisingSet: AdvertisingSet) {
Log.i(_logTag, "onAdvertisingSetStopped():")
}
}

private val advertiseCallback = object : AdvertiseCallback() {
override fun onStartSuccess(settingsInEffect: AdvertiseSettings) {
Log.i(_logTag, "LE Advertise Started.")
}

override fun onStartFailure(errorCode: Int) {
Log.w(_logTag, "LE Advertise Failed: $errorCode")
}
}


/*
private var _currentAdvertisingSet:AdvertisingSet? = null
private var _macAddress = ""
private val _callback: AdvertisingSetCallback = @RequiresApi(Build.VERSION_CODES.O)
object : AdvertisingSetCallback() {
override fun onAdvertisingSetStarted(
advertisingSet: AdvertisingSet,
advertisingSet: AdvertisingSet?,
txPower: Int,
status: Int
) {
Expand All @@ -54,16 +201,42 @@ class BleService {
}
init {
if(_bluetoothAdapter == null){
Log.d(_logTag, "Adapter is null !!!")
} else {
Log.d(_logTag, "Adapter is not null")
}
if(!_bluetoothAdapter.isMultipleAdvertisementSupported){
Log.d(_logTag, "isMultipleAdvertisementSupported is false !!!")
} else {
Log.d(_logTag, "isMultipleAdvertisementSupported is true")
}
}
// apple = 004C => 76
/*
var manufacturerId = 76
var manufacturerSpecificData:ByteArray = byteArrayOf(0x1e,
0xff.toByte(), 0x4c, 0x00, 0x07, 0x19, 0x07, 0x02, 0x20, 0x75, 0xaa.toByte(), 0x30, 0x01, 0x00, 0x00, 0x45, 0x12, 0x12, 0x12, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00)
*/
var manufacturerId = 0xFE21
var manufacturerSpecificData:ByteArray = byteArrayOf(0x1e, 0xff.toByte(), 0x4c, 0x00, 0x07, 0x19, 0x07, 0x02, 0x20, 0x75, 0xaa.toByte(), 0x30, 0x01, 0x00, 0x00, 0x45, 0x12, 0x12, 0x12, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00)
var manufacturerId = 0xFE21 // 0xFE21 => BOSE
var manufacturerSpecificData:ByteArray = byteArrayOf() //byteArrayOf(0x1e, 0xff.toByte(), 0x4c, 0x00, 0x07, 0x19, 0x07, 0x02, 0x20, 0x75, 0xaa.toByte(), 0x30, 0x01, 0x00, 0x00, 0x45, 0x12, 0x12, 0x12, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00)
val serviceUuid = ParcelUuid(UUID.fromString("0000fe2c-0000-1000-8000-00805f9b34fb"))
val serviceData = "DATA".getBytes() //byteArrayOf() //"DCE9EA".decodeHex()//byteArrayOf("DC".toInt(16).toByte(), 0xE9, 0xEA)
fun String.decodeHex(): ByteArray {
check(length % 2 == 0) { "Must have an even length" }
return chunked(2)
.map { it.toInt(16).toByte() }
.toByteArray()
}
@RequiresApi(Build.VERSION_CODES.O)
fun stopAdvertising(){
Expand All @@ -80,23 +253,46 @@ class BleService {
//val advertiser: BluetoothLeAdvertiser = BluetoothAdapter.getDefaultAdapter().bluetoothLeAdvertiser
/*
val parameters = AdvertisingSetParameters.Builder()
.setLegacyMode(false) // True by default, but set here as a reminder.
.setConnectable(true)
//.setScannable(true)
.setInterval(AdvertisingSetParameters.INTERVAL_HIGH)
.setTxPowerLevel(AdvertisingSetParameters.TX_POWER_HIGH)
.build()*/
val parameters = AdvertisingSetParameters.Builder()
.setLegacyMode(true)
.setConnectable(true)
.setScannable(true)
.setInterval(AdvertisingSetParameters.INTERVAL_HIGH)
.setTxPowerLevel(AdvertisingSetParameters.TX_POWER_MEDIUM)
.setPrimaryPhy(BluetoothDevice.PHY_LE_CODED)
.setSecondaryPhy(BluetoothDevice.PHY_LE_2M)
.build()
/*
val data = AdvertiseData.Builder()
.addServiceUuid(ParcelUuid(UUID.fromString("0000fe2c-0000-1000-8000-00805f9b34fb")))
.addServiceData(ParcelUuid(UUID.fromString("0000fe2c-0000-1000-8000-00805f9b34fb")), byteArrayOf(0xDC.toByte(), 0xE9.toByte(), 0xEA.toByte()))
.addServiceUuid(serviceUuid)
.addServiceData(serviceUuid, serviceData)
.setIncludeDeviceName(true)
.addManufacturerData(manufacturerId, manufacturerSpecificData)
//.addManufacturerData(manufacturerId, manufacturerSpecificData)
.build()*/
val advertiseData: AdvertiseData = AdvertiseData.Builder()
.setIncludeDeviceName(true)
.addServiceUuid(serviceUuid)
.addServiceData(serviceUuid, serviceData)
.build()
val periodicParameters: PeriodicAdvertisingParameters = PeriodicAdvertisingParameters.Builder()
.setInterval(800)
.build()
if(PermissionCheck.checkPermission(Manifest.permission.BLUETOOTH_ADVERTISE, AppContext.getActivity())){
_advertiser.startAdvertisingSet(parameters, data, null, null, null, _callback);
_advertiser.startAdvertisingSet(parameters, advertiseData, null, periodicParameters, null, _callback);
}
// After onAdvertisingSetStarted callback is called, you can modify the
Expand Down Expand Up @@ -129,5 +325,5 @@ class BleService {
}
}*/
}
25 changes: 16 additions & 9 deletions BluetoothLESpam/app/src/main/java/de/simonkelmann/bluetoothlespam/ui/home/HomeFragment.kt
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Original file line number Diff line number Diff line change
@@ -1,55 +1,62 @@
package de.simonkelmann.bluetoothlespam.ui.home

import android.bluetooth.BluetoothAdapter
import android.bluetooth.BluetoothManager
import android.content.Context
import android.os.Build
import android.os.Bundle
import android.util.Log
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.widget.Button
import android.widget.TextView
import androidx.annotation.RequiresApi
import androidx.fragment.app.Fragment
import androidx.lifecycle.ViewModelProvider
import de.simonkelmann.bluetoothlespam.AppContext.AppContext
import de.simonkelmann.bluetoothlespam.Services.BleService
import de.simonkelmann.bluetoothlespam.databinding.FragmentHomeBinding

class HomeFragment : Fragment() {

private var _binding: FragmentHomeBinding? = null
private var _viewModel:HomeViewModel? = null
private var bleService: BleService = BleService()
private var _bleService: BleService = BleService(AppContext.getContext().bluetoothAdapter()!!)
private val _logTag = "HomeFragment"


// This property is only valid between onCreateView and
// onDestroyView.
private val binding get() = _binding!!

fun Context.bluetoothAdapter(): BluetoothAdapter? =
(this.getSystemService(Context.BLUETOOTH_SERVICE) as BluetoothManager).adapter

@RequiresApi(Build.VERSION_CODES.O)
override fun onCreateView(
inflater: LayoutInflater,
container: ViewGroup?,
savedInstanceState: Bundle?
): View {
val homeViewModel =
ViewModelProvider(this).get(HomeViewModel::class.java)
val homeViewModel = ViewModelProvider(this).get(HomeViewModel::class.java)
_viewModel = homeViewModel

_binding = FragmentHomeBinding.inflate(inflater, container, false)
val root: View = binding.root

var startBtn: Button = binding.advertiseButton
startBtn.setOnClickListener{view ->
Log.d(_logTag, "OnClick");
var macAddress = BluetoothAdapter.getDefaultAdapter().address

var adapter = AppContext.getContext().bluetoothAdapter()
val macAddress = adapter!!.address
_viewModel!!.setText("Started Advertising on $macAddress")
bleService.advertise()
_bleService.startAdvertising()
}

var stopBtn: Button = binding.stopAdvertiseButton
stopBtn.setOnClickListener{view ->
Log.d(_logTag, "OnClick");
_viewModel!!.setText("Stopped Advertising")
bleService.stopAdvertising()
_bleService.stopAdvertising()
}

val textView: TextView = binding.textHome
Expand Down

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