| author | sl@SLION-WIN7.fritz.box |
| Fri, 15 Jun 2012 03:10:57 +0200 | |
| changeset 0 | bde4ae8d615e |
| permissions | -rw-r--r-- |
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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 "readers.h" |
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|
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// Descriptors support a maximum of 2^28 bytes. |
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// The highest 4 bits are used for other purposes. |
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static const TInt KMaxDesLen = (2 << 28) - 1; |
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static const TInt KMinDesLen = -(2 << 28); |
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|
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// |
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// |
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// |
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CBufferReader::CBufferReader(const TDesC8& aBuffer) |
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: CReader(aBuffer, CReader::EBuffer) |
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{
|
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} |
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|
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// |
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// |
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// |
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CBufferReader::CBufferReader(const TDesC8& aBuffer, TReaderType aType) |
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: CReader(aBuffer, aType) |
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{
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} |
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|
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// |
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// |
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// |
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CBufferReader::~CBufferReader() |
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{
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} |
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|
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// |
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// |
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// |
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CBufferReader* CBufferReader::NewLC(const TDesC8& aBuffer) |
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{
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CBufferReader* self = new(ELeave) CBufferReader(aBuffer); |
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CleanupStack::PushL(self); |
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self->ConstructL(); |
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return self; |
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} |
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|
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// |
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// |
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// |
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void CBufferReader::ConstructL() |
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{
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} |
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|
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// |
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// |
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// |
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void CBufferReader::Reset() |
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{
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CReader::Reset(); |
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} |
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|
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// |
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// |
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// |
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void CBufferReader::SeekL(TInt64 aOffset) |
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{
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// Symbian OS descriptors support a maximum size of 2^28 bytes. |
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if (aOffset > (TInt64)KMaxDesLen) |
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{
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User::Leave(KErrNotSupported); |
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} |
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|
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if (aOffset < (TInt64)KMinDesLen) |
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{
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User::Leave(KErrNotSupported); |
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} |
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|
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TInt low = (TInt)I64LOW(aOffset); |
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SeekL(low); |
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} |
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|
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// |
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// |
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// |
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void CBufferReader::SeekL(TInt aOffset) |
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{
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User::LeaveIfError(CReader::Seek(aOffset)); |
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} |
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