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// Copyright (c) 2005-2010 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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// //////////////////////// HIpcStream ///////////////////////////////////////
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//
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//
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/**
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Initializes HIpcStream data members.
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@param aHost A pointer to the buffer with the stream data
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@param aReadPos The position data has to be read from
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@see HIpcStream::SynchL()
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@panic SqlDb 7 In _DEBUG mode. aHost is NULL.
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*/
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inline HIpcStream::HIpcStream(MStreamBuf* aHost, TInt aReadPos):
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iHost(*aHost),
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iRPos(aReadPos),
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iWPos(0)
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{
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__ASSERT_DEBUG(aHost != NULL, __SQLPANIC(ESqlPanicInternalError));
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}
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/**
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Relases the stream buffer.
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*/
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inline HIpcStream::~HIpcStream()
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{
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iHost.Release();
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}
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/**
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@return The stream data size.
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*/
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inline TInt HIpcStream::SizeL()
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{
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return iHost.SizeL();
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}
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/**
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Synchronizes the stream data buffer with the stream.
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@see HIpcStream::HIpcStream()
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*/
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inline void HIpcStream::SynchL()
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{
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iHost.SynchL();
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}
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//////////////////////////////////////////////////////////////////////////////////////////////////////////
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/////////////////////////// HIpcReadBuf //////////////////////////////////////
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//////////////////////////////////////////////////////////////////////////////////////////////////////////
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/**
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Initializes HIpcReadBuf data members.
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@param aDes Points to the data which will be accessed via HIpcReadBuf instance.
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*/
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inline HIpcReadBuf::HIpcReadBuf(const TDesC8& aDes)
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{
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TUint8* ptr = const_cast <TUint8*> (aDes.Ptr());
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Set(ptr, ptr + aDes.Length(), MStreamBuf::ERead);
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}
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/**
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Creates an instance of HIpcReadBuf class.
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@param aDes Points to the data which will be accessed via HIpcReadBuf instance.
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@return A pointer to the created HIpcReadBuf instance.
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@leave KErrNoMemory, an out of memory condition has occured;
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*/
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inline HIpcReadBuf* HIpcReadBuf::NewL(const TDesC8& aDes)
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{
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return new (ELeave) HIpcReadBuf(aDes);
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}
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