/*

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

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "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:  Utility class for using IPSec policy server

*

*/

#include "ipsecsalist.h"

// CLASS HEADER

#include "ipsecpolicyutil.h"

// ======== MEMBER FUNCTIONS ========

// ---------------------------------------------------------------------------

// Two-phased constructor.

// ---------------------------------------------------------------------------

//

EXPORT_C CIpsecPolicyUtil* CIpsecPolicyUtil::NewL()

    {

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

    CleanupStack::PushL(self);

    self->ConstructL();

    CleanupStack::Pop(self);

    return self;    

    }

// ---------------------------------------------------------------------------

// Destructor.

// ---------------------------------------------------------------------------

//

CIpsecPolicyUtil::~CIpsecPolicyUtil()

    {

    iIpsecPolicyServ.Close();

    }

// ---------------------------------------------------------------------------

// Constructor.

// ---------------------------------------------------------------------------

//

CIpsecPolicyUtil::CIpsecPolicyUtil()

    {

    }

// ---------------------------------------------------------------------------

// Second phase construction.

// ---------------------------------------------------------------------------

//

void CIpsecPolicyUtil::ConstructL()

    {

    User::LeaveIfError( iIpsecPolicyServ.Connect() );

    }

// ---------------------------------------------------------------------------

// Get acceptable IPsec policies for specified selectors. Get all acceptable

// SA specifications with sequential GetIPSecSAInfo() method calls.

// ---------------------------------------------------------------------------

//

EXPORT_C CIpsecSaSpecList* CIpsecPolicyUtil::GetIpseSaSpecListLC( TInetAddr aLocalAddr, TInetAddr aLocalMask, 

                                                                  TInetAddr aRemoteAddr, TInetAddr aRemoteMask,

                                                                  TInt aProtocol, TUint32 aVpnNetId )

    {

    CIpsecSaSpecList* ipsecSaList = new (ELeave)CIpsecSaSpecList();

    CleanupStack::PushL(ipsecSaList);

    aLocalAddr.ConvertToV4Mapped();

    aLocalMask.ConvertToV4Mapped();

    aRemoteAddr.ConvertToV4Mapped();

    aRemoteAddr.SetScope(aVpnNetId);

    aRemoteMask.ConvertToV4Mapped();

    TIpsecSelectorInfo selectorInfo;

    selectorInfo.iLocal = aLocalAddr;

    selectorInfo.iLocalMask = aLocalMask;                

    selectorInfo.iRemote = aRemoteAddr;

    selectorInfo.iRemoteMask = aRemoteMask;

    selectorInfo.iProtocol  = aProtocol;

    selectorInfo.iSaIndex   = 0;

    TPckg<TIpsecSelectorInfo> pckgSelectorInfo(selectorInfo);

    TIpsecSaSpec saInfo;

    do

        {

        TRequestStatus requestStatus;        

        TPckg<TIpsecSaSpec> pckgSASpec(saInfo);

        iIpsecPolicyServ.MatchSelector( pckgSelectorInfo, 

                                        pckgSASpec,

                                        requestStatus );

        User::WaitForRequest(requestStatus);

        User::LeaveIfError(requestStatus.Int());

        ipsecSaList->AppendL(saInfo);

        selectorInfo.iSaIndex++;

        }

    while(saInfo.iMoreSasExist);        

    return ipsecSaList;    

    }