public DISCOVERY_RESULT GetLastDiscoveryResult(out BluetoothAddress address, out UInt16 p_num_recs)
{
byte[] bdaddr = WidcommUtils.FromBluetoothAddress(BluetoothAddress.None);
DISCOVERY_RESULT ret = NativeMethods.BtIf_GetLastDiscoveryResult(m_pBtIf, bdaddr, out p_num_recs);
address = WidcommUtils.ToBluetoothAddress(bdaddr);
return(ret);
}
internal void HandleDiscoveryComplete()
{
Utils.MiscUtils.Trace_WriteLine("HandleDiscoveryComplete");
AsyncResult <ISdpDiscoveryRecordsBuffer, ServiceDiscoveryParams> sacAr = null;
ISdpDiscoveryRecordsBuffer recBuf = null;
Exception sacEx = null;
try {
lock (lockServiceDiscovery) {
Debug.Assert(m_arServiceDiscovery != null, "NOT m_arServiceDiscovery != null");
if (m_arServiceDiscovery == null)
{
return;
} // Nothing we can do then!
sacAr = m_arServiceDiscovery;
m_arServiceDiscovery = null;
BluetoothAddress addr;
ushort numRecords0;
DISCOVERY_RESULT result = m_btIf.GetLastDiscoveryResult(out addr, out numRecords0);
if (result != DISCOVERY_RESULT.SUCCESS)
{
sacEx = WidcommSocketExceptions.Create(result, "ServiceRecordsGetResult");
return;
}
if (!addr.Equals(sacAr.BeginParameters.address))
{
sacEx = new InvalidOperationException("Internal error -- different DiscoveryComplete address.");
return;
}
// Get the records
recBuf = m_btIf.ReadDiscoveryRecords(addr, MaxNumberSdpRecords,
sacAr.BeginParameters);
}//lock
} catch (Exception ex) {
sacEx = ex;
} finally {
Debug.Assert(sacAr != null, "out: NOT sacAr != null");
Debug.Assert(m_arServiceDiscovery == null, "out: NOT m_arServiceDiscovery == null");
WaitCallback dlgt = delegate {
RaiseDiscoveryComplete(sacAr, recBuf, sacEx);
};
ThreadPool.QueueUserWorkItem(dlgt);
}
}
internal static SocketException Create(DISCOVERY_RESULT result, string location)
{
return(new DISCOVERY_RESULT_WidcommSocketException(CommonSocketExceptions.SocketError_StartDiscovery_Failed, result, location));
}
