contentmgmt/contentaccessfwfordrm/source/cafutils/attributeset.cpp
author Santosh Patil <santosh.v.patil@nokia.com>
Wed, 08 Jul 2009 11:25:26 +0100
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child 8 35751d3474b7
permissions -rw-r--r--
Move the Security package to EPL, and add the implementations of the cryptographic algorithms
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/*
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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 the License "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 <s32strm.h>
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#include "attributeset.h"
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#include "caferr.h"
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using namespace ContentAccess;
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EXPORT_C RAttributeSet::RAttributeSet()
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	{
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	}
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EXPORT_C void RAttributeSet::Close()
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	{
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	// Clean up array
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	iAttributes.Reset();
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	iAttributes.Close();
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	}
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EXPORT_C void RAttributeSet::AddL(TInt aAttribute)
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	{
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	// Can't have duplicates so if the attribute already exists just reset its
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	// value back to KErrCANotSupported
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	if(SetValue(aAttribute, 0, KErrCANotSupported) != KErrNone)
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		{
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		// Doesn't exist so add it
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		AddL(aAttribute, 0, KErrCANotSupported);
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		}
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	}
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EXPORT_C TInt RAttributeSet::GetValue(TInt aAttribute, TInt& aValue) const
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	{
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	TInt i;
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	TInt count = iAttributes.Count();
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	for(i  = 0; i < count; i++)
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		{
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		if(iAttributes[i].iAttribute == aAttribute)
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			{
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			// Set the value and return the associated error code
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			aValue = iAttributes[i].iValue;
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			return iAttributes[i].iError;
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			}
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		}
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	return KErrNotFound;
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	}
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EXPORT_C TInt RAttributeSet::SetValue(TInt aAttribute, TInt aValue, TInt aErrorCode)
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	{
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	TInt i;
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	TInt count = iAttributes.Count();
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	for(i  = 0; i < count; i++)
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		{
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		if(iAttributes[i].iAttribute == aAttribute)
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			{
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			iAttributes[i].iValue = aValue;
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			iAttributes[i].iError = aErrorCode;
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			return KErrNone;
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			}
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		}
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	return KErrNotFound;
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	}
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EXPORT_C TInt RAttributeSet::operator [] (TInt aIndex) const
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		{
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		return iAttributes[aIndex].iAttribute;
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		}
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EXPORT_C TInt RAttributeSet::Count() const
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		{
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		return iAttributes.Count();
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		}
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EXPORT_C void RAttributeSet::ExternalizeL(RWriteStream& aStream) const
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	{
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	TInt i;
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	TInt count = iAttributes.Count();
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	aStream.WriteInt32L(count);
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	for(i = 0; i < count; i++)
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		{
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		aStream.WriteInt32L(iAttributes[i].iAttribute);
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		aStream.WriteInt32L(iAttributes[i].iValue);
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		aStream.WriteInt32L(iAttributes[i].iError);
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		}
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	}
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EXPORT_C void RAttributeSet::InternalizeL(RReadStream& aStream)
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	{
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	TInt i;
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	TInt attribute;
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	TInt value;
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	TInt errorCode;
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	// Read the number of attributes to internalize
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	TInt count = aStream.ReadInt32L();
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	// loop through all the attributes
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	for(i = 0; i < count; i++)
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		{
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		// Read the attribute and value from the stream
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		attribute = aStream.ReadInt32L();
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		value = aStream.ReadInt32L();
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		errorCode = aStream.ReadInt32L();
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		// try setting the attribute value first in case it already exists
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		if(SetValue(attribute, value, errorCode) != KErrNone)
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			{
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			// Doesn't exist so set a new values
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			AddL(attribute, value, errorCode);
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			}
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		}
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	}
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void RAttributeSet::AddL(TInt aAttribute, TInt aValue, TInt aErrorCode)
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	{
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	TAttributeValue attribute;
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	attribute.iAttribute = aAttribute;
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	attribute.iValue = aValue;
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	attribute.iError = aErrorCode;
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	// Append the new values to the iAttributes array
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	User::LeaveIfError(iAttributes.Append(attribute));
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	}