author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 25 May 2010 13:54:55 +0300 | |
branch | RCL_3 |
changeset 17 | 32ba20339036 |
parent 0 | 29b1cd4cb562 |
permissions | -rw-r--r-- |
0
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// Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies). |
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// All rights reserved. |
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// This component and the accompanying materials are made available |
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// under the terms of "Eclipse Public License v1.0" |
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// which accompanies this distribution, and is available |
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// at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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// |
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// Initial Contributors: |
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// Nokia Corporation - initial contribution. |
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// |
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// Contributors: |
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// |
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// Description: |
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// |
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/** |
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@file |
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@internalComponent |
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*/ |
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#include <bluetooth/logger.h> |
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#include <es_sock.h> |
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#include "BnepTypes.h" |
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#include "RBnepFilterMultiAddrSetRequestControl.h" |
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#include "TBnepBTDevAddr.h" |
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#ifdef __FLOG_ACTIVE |
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_LIT8(KLogComponent, LOG_COMPONENT_PAN_BNEP); |
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#endif |
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|
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/** |
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Retrieve one value pair from a multicast address filter control |
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@note This method should be called repeatedly until all the values are read out (ie. return value from the last pair is KErrEof) |
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@param aStartValue The start value for the multicast address range |
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@param aEndValue The end value of the multicast address range |
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@param aIndex The index of the multicast address filter pairs, starting from zero. |
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@return KErrNone if there any more addresses in the list, or KErrEof when there are no more addresses left |
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@internalComponent |
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*/ |
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TInt RBnepFilterMultiAddrSetRequestControl::MultiAddrRange (TBnepBTDevAddr& aStartAddr, TBnepBTDevAddr& aEndAddr, TUint aIndex) |
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{ |
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LOG_FUNC |
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LOG2(_L8("RBnepFilterMultiAddrSet[%x]: Getting multicast address pair, index %d..."), this, aIndex); |
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// since this might be (probably is) from another device, check their quoted size against the size of the packet we've got |
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TInt length = Length(); |
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TInt multiAddrLength = static_cast<TInt>(MulticastAddressListLength()); |
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TInt preamble = static_cast<TInt>(KSizeOfBnepControlType + KSizeOfMultiAddrFilterListLength); |
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if(multiAddrLength <= 0) |
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{ |
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return KErrNotFound; |
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} |
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|
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if(length < multiAddrLength + preamble) |
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{ |
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LOG3(_L8("RBnepFilterMultiAddrSet[%x]: Multicast address list length is invalid - our mbuf chain length (minus control type and length headers) %d, claimed length %d"), this, (Length() - (KSizeOfBnepControlType + KSizeOfMultiAddrFilterListLength)), MulticastAddressListLength()); |
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return KErrArgument; |
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} |
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|
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TUint currentPair = (aIndex*(2*KSizeOfMultiAddr) + KMultiAddrListFirstPairFieldOffset); |
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TInt rerr = aStartAddr.SetAddress(*this, currentPair); |
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if(rerr == KErrNone) |
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{ |
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rerr = aEndAddr.SetAddress(*this, currentPair + KSizeOfMultiAddr); |
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} |
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|
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if(rerr != KErrNone || MulticastAddressListLength() <= (currentPair + (2*KSizeOfMultiAddr))) // check if this is the last pair |
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{ |
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LOG1(_L8("RBnepFilterMultiAddrSet[%x]: ...last item in list - returning KErrEof"), this); |
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return KErrEof; |
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} |
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else |
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{ |
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LOG1(_L8("RBnepFilterMultiAddrSet[%x]: ...more items in list - returning KErrNone"), this); |
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return KErrNone; |
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} |
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} |
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|
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/** |
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Return the length of the multicast address list |
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@internalComponent |
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*/ |
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TUint16 RBnepFilterMultiAddrSetRequestControl::MulticastAddressListLength () |
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{ |
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LOG_FUNC |
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TUint16 length; |
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length = BigEndian::Get16((First()->Ptr() + KMultiAddrListLengthFieldOffset)); |
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LOG1(_L8("...multicast address list length %d..."), length); |
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return length; |
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} |