/*

* Copyright (c) 2002-2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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: 

* CPKCS10Attributes class implementation.

*

*/

#include <e32std.h>

#include <e32def.h>

#include <asn1enc.h>

#include <pkcs10attr.h>

// CPKCS10AttributeBase /////////////////////////////////////////////////////////

CPKCSAttributeBase::CPKCSAttributeBase()

	{

	}

CPKCSAttributeBase::~CPKCSAttributeBase()

	{

	delete iRoot;

	}

CASN1EncBase* CPKCSAttributeBase::GetEncodingLC()

	{

	CASN1EncBase* result = iRoot;

	iRoot = NULL;

	iValueSet = NULL;

	CleanupStack::PushL(result);

	return result;

	}

// CPKCS10Attribute /////////////////////////////////////////////////////////

// This is being deprecated, will be removed

EXPORT_C CPKCS10Attribute* CPKCS10Attribute::NewLC(const TDesC& aAttrOID)

	{

	CPKCS10Attribute* self = new (ELeave) CPKCS10Attribute;

	CleanupStack::PushL(self);

	self->ConstructL(aAttrOID, NULL);

	return self;

	}

EXPORT_C CPKCS10Attribute* CPKCS10Attribute::NewLC(const TDesC& aAttrOID, CASN1EncBase* aASN1)

	{

	if (aASN1 == NULL)

		{

		User::Leave(KErrArgument);

		}

	CPKCS10Attribute* self = new (ELeave) CPKCS10Attribute;

	CleanupStack::PushL(self);

	self->ConstructL(aAttrOID, aASN1);

	return self;

	}

EXPORT_C CPKCS10Attribute* CPKCS10Attribute::NewL(const TDesC& aAttrOID, CASN1EncBase* aASN1)

	{

	CPKCS10Attribute* self = NewLC(aAttrOID, aASN1);

	CleanupStack::Pop(self);

	return self;

	}

EXPORT_C void CPKCS10Attribute::ResetL(const TDesC& aAttrOID, CASN1EncBase* aASN1)

	{

	if (aASN1 == NULL)

		{

		User::Leave(KErrArgument);

		}

	delete iRoot;

	iRoot = NULL;

	ConstructL(aAttrOID, aASN1);

	}

EXPORT_C void CPKCS10Attribute::AddValueL(CASN1EncBase* aASN1)

	{

	if (aASN1 == NULL)

		{

		User::Leave(KErrArgument);

		}

	iValueSet->AddChildL(aASN1);

	}

CPKCS10Attribute::CPKCS10Attribute()

	{

	}

CPKCS10Attribute::~CPKCS10Attribute()

	{

	}

void CPKCS10Attribute::ConstructL(const TDesC& aAttrOID, CASN1EncBase* aASN1)

	{

	iRoot = CASN1EncSequence::NewL();

	CASN1EncObjectIdentifier* oid = CASN1EncObjectIdentifier::NewLC(aAttrOID);

	iRoot->AddAndPopChildL(oid);

	iValueSet = CASN1EncSet::NewLC();

	iRoot->AddAndPopChildL(iValueSet);	// Takes ownership

	// For now just to allow for deprecated NewLC() which allows for NULL aASN1

	// Replace with call to AddValueL() once the quirky NewLC() is removed

	if (aASN1)

		{

		iValueSet->AddChildL(aASN1);

		}

	}

// Deprecated

CASN1EncBase* CPKCS10Attribute::TakeEncodingC()

	{

	return CPKCSAttributeBase::GetEncodingLC();

	}

// Deprecated

CASN1EncBase* CPKCS10Attribute::TakeEncodingLC()

	{

	return CPKCSAttributeBase::GetEncodingLC();

	}

CASN1EncBase* CPKCS10Attribute::GetEncodingLC()

	{

	return CPKCSAttributeBase::GetEncodingLC();

	}

// CPKCS10Attributes ///////////////////////////////////////////////////////////

CPKCS10Attributes::CPKCS10Attributes()

	{

	}

EXPORT_C CPKCS10Attributes::~CPKCS10Attributes()

	{

	delete iRoot;

	}

EXPORT_C CPKCS10Attributes* CPKCS10Attributes::NewLC()

	{

	CPKCS10Attributes* self = new (ELeave) CPKCS10Attributes();

	CleanupStack::PushL(self);

	self->ConstructL();

	return self;

	}

EXPORT_C CPKCS10Attributes* CPKCS10Attributes::NewL()

	{

	CPKCS10Attributes* self = NewLC();

	CleanupStack::Pop(self);

	return self;

	}

void CPKCS10Attributes::ConstructL()

	{

	// Create top level ASN1 sequence

	iRoot = CASN1EncSequence::NewL();

	iRoot->SetTag(0);

	}

// To be deprecated

EXPORT_C void CPKCS10Attributes::AddAttributeL(CPKCS10Attribute* aAttr)

	{

	ASSERT(iRoot != NULL);

	ASSERT(aAttr != NULL);

	iRoot->AddAndPopChildL(aAttr->TakeEncodingLC());

	delete aAttr;

	}

EXPORT_C void CPKCS10Attributes::AddPKCSAttributeL(CPKCSAttributeBase* aAttr)

	{

	ASSERT(iRoot != NULL);

	if (aAttr == NULL)

		{

		User::Leave(KErrArgument);

		}

	iRoot->AddAndPopChildL(aAttr->GetEncodingLC());

	delete aAttr;

	}

CASN1EncBase* CPKCS10Attributes::TakeEncodingLC()

	{

	CASN1EncBase* result = iRoot;

 	iRoot = NULL;

	CleanupStack::PushL(result);

	return result;

	}