diff -r 000000000000 -r dfb7c4ff071f commsfwutils/commsbufs/inc/commsbufchain.inl --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/commsfwutils/commsbufs/inc/commsbufchain.inl Thu Dec 17 09:22:25 2009 +0200 @@ -0,0 +1,59 @@ +// Copyright (c) 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: +// + + +inline RCommsBufChain::RCommsBufChain() +: iNext(NULL) + { + } + +inline RCommsBufChain::RCommsBufChain(RCommsBuf* aHeadBuf) +: iNext(aHeadBuf) + { + } + +inline TBool RCommsBufChain::IsEmpty() const +/** +Check if the chain is empty. If empty returns ETrue otherwise EFalse +*/ + { + return (iNext == NULL); + } + +inline RCommsBuf* RCommsBufChain::First() +/** +Returns the first RCommsBuf in the chain. +*/ + { + return iNext; + } + +inline RCommsBuf* RCommsBufChain::Goto(TInt aDataOffset, TInt& aBufDataOffset, TInt& aBufDataLen) const + /** +Goto specified byte offset into a CommsBuf chain. Used as part of copyin/out, split etc to position +RCommsBuf pointer and offset from start of iBuffer. + +@param anOffset The offset +@param resBuf result buffer +@param resOffset result offset +@param resLength result length +@param resPrevBuf result previous RCommsBuf in the chain +@return ETrue if successful +*/ + { + RCommsBuf* buf; + return Goto(aDataOffset, aBufDataOffset, aBufDataLen, buf); + } +