/*

* Copyright (c) 2005-2009 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: 

* CTransientKeyInfo implementation

*

*/

/**

 @file 

*/

#include <pbedata.h>

#include "authserver_impl.h"

using namespace AuthServer;

CTransientKeyInfo* CTransientKeyInfo::NewL(

	TPluginId aPluginId)

	{

	CTransientKeyInfo*  key =

		CTransientKeyInfo::NewLC(aPluginId);

	CleanupStack::Pop(key);

	return key;

	}

CTransientKeyInfo* CTransientKeyInfo::NewLC(

	TPluginId aPluginId)

	{

	CTransientKeyInfo*  key = new (ELeave) CTransientKeyInfo();

	CleanupStack::PushL(key);

	key->ConstructL(aPluginId);

	return key;

	}

void CTransientKeyInfo::ConstructL(TPluginId aPluginId)

	{

	iPluginId = aPluginId;

	}

CTransientKeyInfo* CTransientKeyInfo::NewL(RReadStream& aInputStream)

	{

	CTransientKeyInfo*  key =

		CTransientKeyInfo::NewLC(aInputStream);

	CleanupStack::Pop(key);

	return key;

	}

CTransientKeyInfo* CTransientKeyInfo::NewLC(RReadStream& aInputStream)

	{

	CTransientKeyInfo*  key = new (ELeave) CTransientKeyInfo();

	CleanupStack::PushL(key);

	key->InternalizeL(aInputStream);

	return key;

	}

CTransientKeyInfo::~CTransientKeyInfo()

	{

	delete iEncryptedKey;

	delete iEncryptionData;

	}

CTransientKey*

CTransientKeyInfo::CreateTransientKeyL(const TDesC8& aPluginData) const

	{

	CPBEncryptElement* encrypt = 0;

	if (!iEncryptionData)

		{

		// Plugin data used as password

		encrypt = CPBEncryptElement::NewL(aPluginData);

		CleanupStack::PushL(encrypt);

		iEncryptionData = CPBEncryptionData::NewL(encrypt->EncryptionData());

		}

	else

		{

		// Plugin data used as password

		encrypt = CPBEncryptElement::NewL(*iEncryptionData, aPluginData);			

		CleanupStack::PushL(encrypt);

		}

	CTransientKey* key = CTransientKey::NewL(encrypt);	// Ownership of encrypt transferred

	CleanupStack::Pop(encrypt);

	return key;

	}

const CEncryptedProtectionKey& CTransientKeyInfo::EncryptedKey() const

	{

	return *iEncryptedKey;

	}

void CTransientKeyInfo::SetEncryptedProtectionKeyL(

    CEncryptedProtectionKey* aEncryptedKey)

	{

	if (iEncryptedKey != 0)

		{

		User::Leave(KErrAlreadyExists);

		}

	iEncryptedKey = aEncryptedKey;

	}

void CTransientKeyInfo::ExternalizeL(RWriteStream& aOutStream) const

	{

	ASSERT(iEncryptedKey != 0);

	aOutStream << iPluginId;

	aOutStream << *iEncryptedKey;

	aOutStream << *iEncryptionData;

	}

void CTransientKeyInfo::InternalizeL(RReadStream& aInStream)

	{

	iPluginId = aInStream.ReadInt32L();

	iEncryptedKey = CEncryptedProtectionKey::NewL(aInStream);

	iEncryptionData  = CPBEncryptionData::NewL(aInStream);

	}

TPluginId CTransientKeyInfo::PluginId() const

  {

  return iPluginId;

  }