author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Wed, 15 Sep 2010 14:10:32 +0300 | |
branch | RCL_3 |
changeset 65 | 795cadd2b83a |
parent 55 | 336bee5c2d35 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2006-2009 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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#include "TMSTD.H" |
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CTmBufferBase::~CTmBufferBase() |
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{ |
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User::Free(iData); |
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} |
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void CTmBufferBase::Truncate(TInt aLength) |
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{ |
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if (aLength > iLength || aLength < 0) |
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TmPanic(EBadTruncationLength); |
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iLength = aLength; |
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} |
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TAny* CTmBufferBase::ExtendL(TInt aSizeOfData) |
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{ |
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if (iLength == iAllocated) |
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GrowL(iExpandSize,aSizeOfData); |
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TInt offset = iLength * aSizeOfData; |
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iLength += 1; |
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return REINTERPRET_CAST(TUint8*,iData) + offset; |
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} |
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void CTmBufferBase::DoAppendL(const TAny* aItem,TInt aCount,TInt aSizeOfData) |
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{ |
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int deficit = iLength + aCount - iAllocated; |
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if (deficit > 0) |
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{ |
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int n = deficit % iExpandSize; |
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if (n) |
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deficit += iExpandSize - n; |
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GrowL(deficit,aSizeOfData); |
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} |
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Mem::Copy(REINTERPRET_CAST(TUint8*,iData) + iLength * aSizeOfData, aItem, |
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aCount * aSizeOfData); |
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iLength += aCount; |
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} |
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void CTmBufferBase::GrowL(TInt aExtra,TInt aSizeOfData) |
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{ |
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iData = User::ReAllocL(iData,(iAllocated + aExtra) * aSizeOfData); |
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iAllocated += aExtra; |
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} |