bluetoothcommsprofiles/btpan/refBnepPacketNotifier/src/refBnepPacketNotifier.cpp
changeset 0 29b1cd4cb562
child 22 786b94c6f0a4
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/bluetoothcommsprofiles/btpan/refBnepPacketNotifier/src/refBnepPacketNotifier.cpp	Fri Jan 15 08:13:17 2010 +0200
@@ -0,0 +1,117 @@
+// Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+//
+
+#include "refBnepPacketNotifier.h"
+
+EXPORT_C MBnepPacketNotifierBase* CRefBnepPacketNotifier::NewL()
+	{
+	MBnepPacketNotifierBase* self = new(ELeave) CRefBnepPacketNotifier;
+	return self;
+	}
+
+
+
+CRefBnepPacketNotifier::CRefBnepPacketNotifier():iCounter(8) // 8 is the current maximum number of PAN connections, so is a good number to set the granularity to.
+	{
+	}
+
+CRefBnepPacketNotifier::~CRefBnepPacketNotifier() 
+	{
+	iCounter.Close();
+	}
+
+void CRefBnepPacketNotifier::MbpnSetLinkControl(MPanLinkControlBase& aPanLinkControl) 
+	{
+	iPanLinkControl=(MPanLinkControl*) aPanLinkControl.MplcbGetInterface(KUidPanLinkControlV1);
+	}
+
+void CRefBnepPacketNotifier::MbpnBnepDataTransferred(const TArray<TBnepBytesTransferred> & aBnepBytesTransferred)
+	{
+	for (TInt dev=0;dev<aBnepBytesTransferred.Count();dev++)  // Cycle through array passed to function
+		{
+		for (TInt index=0;index<iCounter.Count();index++) // Cycle through our array
+			{
+			TBTDevAddr & curAddr = iCounter[index].iAddr;
+			if (curAddr == aBnepBytesTransferred[dev].iBTDevAddr) // If the device addresses are the same
+				{
+				iCounter[index].iByteCount+=aBnepBytesTransferred[dev].iBytesSent + aBnepBytesTransferred[dev].iBytesReceived; // Increment byte counter
+				iCounter[index].iTickCount++; // Increment counter 
+				if (iCounter[index].iTickCount == KTicksToSniff) // If it's time to decide whether to sniff/active
+					{
+					iCounter[index].iTickCount=0; // Reset counter
+					if (iPanLinkControl) 
+						{
+						
+						if (iCounter[index].iByteCount < KMaxBytesToSniff )  
+							{
+							
+							iPanLinkControl->MplcRequestSniff(curAddr); // Sniff if under KMaxBytesToSniff
+							
+							}
+						else 
+							{
+							iPanLinkControl->MplcRequestActive(curAddr); // Otherwise active
+							}
+						iCounter[index].iByteCount=0; // Reset byte count
+						}
+					}
+				if (aBnepBytesTransferred[dev].iBytesSent + aBnepBytesTransferred[dev].iBytesReceived > KMinBytesToUnSniff && iPanLinkControl)
+					{
+					iPanLinkControl->MplcRequestActive(curAddr); // If data in one tick is enough, bring out of sniff
+					}	
+				}
+			}
+		}
+	}
+
+void CRefBnepPacketNotifier::MbpnDeviceAdded(const TBTDevAddr& aAddr)
+	{
+	TByteCount devByteCount;
+	devByteCount.iByteCount=0;
+	devByteCount.iTickCount=0;
+	devByteCount.iAddr=aAddr;
+	iCounter.Append(devByteCount);
+	}
+
+void CRefBnepPacketNotifier::MbpnDeviceRemoved(const TBTDevAddr& aAddr)
+	{
+	for (TUint dataIndex=0; dataIndex < iCounter.Count(); ++dataIndex)
+		{
+		if (iCounter[dataIndex].iAddr==aAddr) 
+        	{
+        	iCounter.Remove(dataIndex);
+        	}
+        }
+
+	}
+
+MBnepPacketNotifier* CRefBnepPacketNotifier::Interface()
+	{
+	return this;
+	}
+
+TAny* CRefBnepPacketNotifier::MbpnbGetInterface(const TUid & aInterface) 
+	{
+	if (aInterface==KUidBnepPacketNotifierV1)
+		{
+		return Interface();
+		}
+	return NULL;
+	}
+	
+void CRefBnepPacketNotifier::MbpnbRelease()
+	{
+	delete this;
+	}