public string BuildBluetoothConnectionChannelsString(string macAddress)
{
BluetoothConnection connection = new BluetoothConnection(macAddress);
connection.Open(); // Check connection
try
{
ServiceDiscoveryHandlerImplementation serviceDiscoveryHandler = new ServiceDiscoveryHandlerImplementation();
BluetoothDiscoverer.FindServices(global::Android.App.Application.Context, macAddress, serviceDiscoveryHandler);
while (!serviceDiscoveryHandler.Finished)
{
Task.Delay(100);
}
StringBuilder sb = new StringBuilder();
foreach (ConnectionChannel connectionChannel in serviceDiscoveryHandler.ConnectionChannels)
{
sb.AppendLine(connectionChannel.ToString());
}
return(sb.ToString());
}
finally
{
try
{
connection?.Close();
}
catch (ConnectionException) { }
}
}
public void Open(string portName, int timeout)
{
BluetoothConnection.PortName = portName;
BluetoothConnection.Open();
BluetoothConnection.ReadTimeout = timeout;
}