public void Parse_TestVector2_AdvertisingDataParsedCorrectly()
{
// Arrange
var bytes = "020106110707b9f9d750a420897740cbfd2cc18048090842474d3131312053".HexStringToByteArray();
// Act
var advertisingData = BleAdvertisingDataParser.Parse(bytes);
// Assert
Assert.AreEqual(3, advertisingData.Count);
Assert.AreEqual(BleAdvertisingDataType.Flags, advertisingData[0].Type);
Assert.AreEqual(0x06, advertisingData[0].ToUint8());
Assert.AreEqual(BleAdvertisingDataType.CompleteListof128BitServiceClassUUIDs, advertisingData[1].Type);
Assert.AreEqual(new Guid("4880c12c-fdcb-4077-8920-a450d7f9b907"), advertisingData[1].ToGuid());
Assert.AreEqual(BleAdvertisingDataType.ShortenedLocalName, advertisingData[2].Type);
Assert.AreEqual("BGM111 S", advertisingData[2].ToAsciiString());
}
public void Parse_TestVector1_AdvertisingDataParsedCorrectly()
{
// Arrange
var bytes = "020106030309181409546865726d6f6d65746572204578616d706c65".HexStringToByteArray();
// Act
var advertisingData = BleAdvertisingDataParser.Parse(bytes);
// Assert
Assert.AreEqual(3, advertisingData.Count);
Assert.AreEqual(BleAdvertisingDataType.Flags, advertisingData[0].Type);
Assert.AreEqual(0x06, advertisingData[0].ToUint8());
Assert.AreEqual(BleAdvertisingDataType.CompleteListof16BitServiceClassUUIDs, advertisingData[1].Type);
Assert.AreEqual((ushort)0x1809, advertisingData[1].ToUint16());
Assert.AreEqual(BleAdvertisingDataType.CompleteLocalName, advertisingData[2].Type);
Assert.AreEqual("Thermometer Example", advertisingData[2].ToAsciiString());
}
public async Task <ScanResponseEventArgs> ExecuteAsync(ushort manufacturerId, CancellationToken cancellationToken, int timeout = DefaultTimeout)
{
Logger?.LogDebug($"Discover device by Manufacturer ID {manufacturerId}");
var taskCompletionSource = new TaskCompletionSource <ScanResponseEventArgs>();
using (var cancellationTokenSource = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken))
{
cancellationTokenSource.CancelAfter(timeout);
void OnScanResponse(object sender, ScanResponseEventArgs e)
{
var advertisementData = BleAdvertisingDataParser.Parse(e.data);
var manufacturerAdvertisementData = advertisementData.SingleOrDefault(x => x.Type == BleAdvertisingDataType.ManufacturerSpecificData);
if (manufacturerAdvertisementData?.GetManufacturerId() == manufacturerId)
{
taskCompletionSource.SetResult(e);
}
}
try
{
BgLib.BLEEventGAPScanResponse += OnScanResponse;
using (cancellationTokenSource.Token.Register(() => taskCompletionSource.SetCanceled(), false))
{
BgLib.SendCommand(BleModuleConnection.SerialPort, BgLib.BLECommandGAPSetScanParameters(0xC8, 0xC8, 1));
BgLib.SendCommand(BleModuleConnection.SerialPort, BgLib.BLECommandGAPDiscover(1));
return(await taskCompletionSource.Task.ConfigureAwait(false));
}
}
finally
{
BgLib.SendCommand(BleModuleConnection.SerialPort, BgLib.BLECommandGAPEndProcedure());
BgLib.BLEEventGAPScanResponse -= OnScanResponse;
}
}
}
public async Task <ScanResponseEventArgs> ExecuteAsync(byte[] serviceUuid, CancellationToken cancellationToken, int timeout = DefaultTimeout)
{
Logger?.LogDebug($"Discover device by service Uuid {serviceUuid.ToHexString()}");
var taskCompletionSource = new TaskCompletionSource <ScanResponseEventArgs>();
using (var cancellationTokenSource = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken))
{
cancellationTokenSource.CancelAfter(timeout);
void OnScanResponse(object sender, ScanResponseEventArgs e)
{
var advertisementData = BleAdvertisingDataParser.Parse(e.data);
if (advertisementData.Where(x => ServiceUuidAdvertisements.Contains(x.Type)).Any(x => x.Data.SequenceEqual(serviceUuid)))
{
taskCompletionSource.SetResult(e);
}
}
try
{
BgLib.BLEEventGAPScanResponse += OnScanResponse;
using (cancellationTokenSource.Token.Register(() => taskCompletionSource.SetCanceled(), false))
{
BgLib.SendCommand(BleModuleConnection.SerialPort, BgLib.BLECommandGAPSetScanParameters(0xC8, 0xC8, 1));
BgLib.SendCommand(BleModuleConnection.SerialPort, BgLib.BLECommandGAPDiscover(1));
return(await taskCompletionSource.Task.ConfigureAwait(false));
}
}
finally
{
BgLib.SendCommand(BleModuleConnection.SerialPort, BgLib.BLECommandGAPEndProcedure());
BgLib.BLEEventGAPScanResponse -= OnScanResponse;
}
}
}
