private static void DumpElement(System.IO.TextWriter writer, int depth, ServiceElement elem)
{
WritePrefix(writer, depth);
if (elem.ElementType == ElementType.ElementSequence || elem.ElementType == ElementType.ElementAlternative)
{
writer.WriteLine("{0}", elem.ElementType);
foreach (ServiceElement element in elem.GetValueAsElementList())
{
DumpElement(writer, depth + 1, element);
}//for
}
else if (elem.ElementType == ElementType.Nil)
{
writer.WriteLine("Nil:");
}
else if (elem.ElementType == ElementType.TextString)
{
DumpString(writer, depth, elem, null);
}
else if (elem.ElementType == ElementType.Boolean ||
elem.ElementType == ElementType.Url)
{
// Non-numeric types
writer.WriteLine("{0}: {1}", elem.ElementType, elem.Value);
}
else
{
String name = null;
String valueText = null;
if (elem.ElementTypeDescriptor == ElementTypeDescriptor.Uuid)
{
if (elem.ElementType == ElementType.Uuid16)
{
name = BluetoothService.GetName((UInt16)elem.Value);
}
else if (elem.ElementType == ElementType.Uuid32)
{
name = BluetoothService.GetName((UInt32)elem.Value);
}
else
{
System.Diagnostics.Debug.Assert(elem.ElementType == ElementType.Uuid128);
name = BluetoothService.GetName((Guid)elem.Value);
valueText = ((Guid)elem.Value).ToString();
}
}//if UUID
if (valueText == null)
{
if (elem.ElementTypeDescriptor == ElementTypeDescriptor.Unknown)
{
valueText = "unknown";
}
else if (elem.ElementType == ElementType.UInt128 ||
elem.ElementType == ElementType.Int128)
{
valueText = BitConverter.ToString((byte[])elem.Value);
}
else
{
valueText = String.Format(System.Globalization.CultureInfo.InvariantCulture, "0x{0:X}", elem.Value);
}
}
if (name == null)
{
writer.WriteLine("{0}: {1}", elem.ElementType, valueText);
}
else
{
writer.WriteLine("{0}: {1} -- {2}", elem.ElementType, valueText, name);
}
}//else
}
//--------
/// <summary>
/// Attempt to get the name of the protocol,
/// and optionally it's enum id if we handle it specially.
/// </summary>
/// -
/// <param name="protocolGuid">The input.
/// </param>
/// <param name="protoStr">The protocol's name if known, or its
/// Guid.ToString if not.
/// We handle some explicitly, and otherwise we see if there's a
/// matching value in BluetoothService that has its name suffixed "Protocol".
/// </param>
/// -
/// <returns>The id as a <see cref="T:InTheHand.Net.Bluetooth.ServiceRecordUtilities.HackProtocolId"/>.
/// We handle some explicitly,
/// otherwise we see if its a UUID16 and convert it automatically,
/// finally if neither we return <c>zero</c>.
/// </returns>
private static HackProtocolId GuidToHackProtocolId(Guid protocolGuid, out string protoStr)
{
HackProtocolId?proto = null;
if (protocolGuid == BluetoothService.BnepProtocol)
{
proto = HackProtocolId.Bnep;
//else if (protocolGuid == BluetoothService.hid......)
// Missing to test automatic uint16->HackProtocolId covnersion
// return HackProtocolId.Hidp;
}
else if (protocolGuid == BluetoothService.L2CapProtocol)
{
proto = HackProtocolId.L2Cap;
}
else if (protocolGuid == BluetoothService.ObexProtocol)
{
proto = HackProtocolId.Obex;
}
else if (protocolGuid == BluetoothService.RFCommProtocol)
{
proto = HackProtocolId.Rfcomm;
}
else if (protocolGuid == BluetoothService.SdpProtocol)
{
proto = HackProtocolId.Sdp;
}
if (proto.HasValue)
{
protoStr = proto.ToString();
return(proto.Value);
}
//
// Slower ways of picking up the rest.
// Get HackProtocolId and string name separately.
if (IsUuid16Value(protocolGuid))
{
proto = GetAsUuid16Value(protocolGuid);
}
else
{
proto = 0;
}
//
if (Enum.IsDefined(typeof(HackProtocolId), proto))
{
protoStr = Enum_ToStringNameOrHex(proto);
}
else
{
string nameAttempt = BluetoothService.GetName(protocolGuid);
const string ProtocolSuffix = "Protocol";
if (nameAttempt != null && nameAttempt.EndsWith(ProtocolSuffix, StringComparison.Ordinal))
{
// Has a known name
Debug.Assert(nameAttempt.Length > 0);
Debug.Assert(nameAttempt.Length > ProtocolSuffix.Length);
// (Two param version required for NETCF).
protoStr = nameAttempt.Remove(nameAttempt.Length - ProtocolSuffix.Length, ProtocolSuffix.Length);
}
else if (proto != 0) // Conver the integer to hex
{
protoStr = Enum_ToStringNameOrHex(proto);
}
else // Not a standard Bluetooth value so dump its UUID
{
protoStr = protocolGuid.ToString();
}
}
return(proto.Value);
}