/*

* Copyright (c) 2002-2004 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:  ?Description

*

*/

// INCLUDE FILES

#include <e32base.h>

#include "Base64.h"

#include "RoapParser.h"

#include "RIHello.h"

#include "RIHelloParser.h"

using namespace Roap;

// LOCAL CONSTANTS AND MACROS

_LIT8(KStatus, "status");

_LIT8(KType, "type");

_LIT8(KSessionId, "sessionId");

_LIT8(KDeviceDetails, "DeviceDetails");

_LIT8(KPeerKeyIdentifier, "PeerKeyIdentifier");

_LIT8(KCertificateCaching, "CertificateCaching");

_LIT8(KErrorUrl, "errorRedirectURL");

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

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

// TRIHelloParser::TRIHelloParser

// C++ default constructor can NOT contain any code, that

// might leave.

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

//

TRIHelloParser::TRIHelloParser(

    CRIHello* aResponse)

    {

    iResponse = aResponse;

    }

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

// TRIHelloRespParser::OnStartElementL

// 

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

//

void TRIHelloParser::OnStartElementL(

    CRoapParser& aParser,

    TInt aState,

    const RTagInfo& /*aElement*/,

    const RAttributeArray& aAttributes)

    {

    HBufC8* buffer = NULL;

    switch (aState)

        {

        case ERiHelloState:

            {

            buffer = aParser.GetAttributeValueL(aAttributes, KStatus);

            if (buffer != NULL)

                {

                iResponse->iStatus = aParser.ConvertRoapStatus(*buffer);

                delete buffer;

                }

            else

                {

                iResponse->iStatus = EUnknownStatus;

                }

            iResponse->iSession =

                aParser.GetAttributeValueL(aAttributes, KSessionId);

            iResponse->iErrorUrl = aParser.GetAttributeValueL(aAttributes, KErrorUrl);

            break;

            }

        case EExtensionState:

            {

            buffer = aParser.GetAttributeValueL(aAttributes, KType );

            if(buffer != NULL)

                {

                if(buffer->Find(KDeviceDetails) >= KErrNone)

                    {

                    iResponse->iNeedDeviceDetails = ETrue;

                    }

                 if(buffer->Find(KPeerKeyIdentifier) >= KErrNone)

                    {

                    iResponse->iPeerKeyIdentifier = ETrue;

                    }

                 if(buffer->Find(KCertificateCaching) >= KErrNone)

                    {

                    iResponse->iCertificateCaching = ETrue;

                    }

                delete buffer;

                }

            break;

            }

        }

    }

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

// TRIHelloRespParser::OnEndElementL

// 

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

//

void TRIHelloParser::OnEndElementL(

    CRoapParser& aParser,

    TInt aState,

    const RTagInfo& /*aElement*/)

    {

    HBufC8* buffer = NULL;

    if( !aParser.iContent )

        {

        return;

        }

    switch (aState)

        {

        case ESelectedVersionState:

            if ( aParser.iContent->Length() > KMaxRoapVersionLength )

                {

                User::Leave( KErrCorrupt );

                }

            iResponse->iSelectedVersion.Copy(*aParser.iContent);

            break;

        case ERiNonceState:

            iResponse->iRiNonce = Base64DecodeL(*aParser.iContent);

            break;

        case ERiIdState:

            buffer = Base64DecodeL(*aParser.iContent);

            if ( buffer->Length() > SHA1_HASH )

                {

                delete buffer;

                buffer = NULL;

                User::Leave( KErrCorrupt );

                }

            iResponse->iRiId.Copy(*buffer);

            delete buffer;

            break;

        case ESelectedAlgorithmState:

            buffer = aParser.iContent->AllocLC();

            iResponse->iAlgorithms.AppendL( buffer );

            CleanupStack::Pop();

            break;

        case EServerInfoState:

            iResponse->iServerInfo = aParser.iContent->AllocL();   

            break;

        case ETrustedAuthoritiesState:

            buffer = Base64DecodeL(*aParser.iContent);

            iResponse->iTrustedAuthorities.AppendL(buffer);

            break;

        case EPeerKeyIdentifierRIHelloState:

            buffer = Base64DecodeL(*aParser.iContent);

            if ( buffer->Length() > SHA1_HASH )

                {

                delete buffer;

                buffer = NULL;

                User::Leave( KErrCorrupt );

                }

            iResponse->iPeerKeyId.Copy(*buffer);

            delete buffer;

            break;

        }

    }

//  End of File