// 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 "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:

// Name          : CSIPFromToHeaderParams.cpp

// Part of       : SIP Codec

// Version       : SIP/4.0 

//

#include "CSIPFromToHeaderParams.h"

#include "sipcodecerr.h"

#include "SIPSyntaxCheck.h"

#include "sipstrings.h"

#include "sipstrconsts.h"

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

// CSIPFromToHeaderParams::NewL

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

//

CSIPFromToHeaderParams* CSIPFromToHeaderParams::NewL(

    const CSIPFromToHeaderParams& aParams)

	{

	CSIPFromToHeaderParams* self = CSIPFromToHeaderParams::NewLC (aParams);

	CleanupStack::Pop(self);

	return self;

	}

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

// CSIPFromToHeaderParams::NewLC

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

//

CSIPFromToHeaderParams* CSIPFromToHeaderParams::NewLC(

    const CSIPFromToHeaderParams& aParams)

	{

	CSIPFromToHeaderParams* self = new(ELeave)CSIPFromToHeaderParams;

	CleanupStack::PushL(self);

	self->ConstructL(aParams);

	return self;

	}	

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

// CSIPFromToHeaderParams::CSIPFromToHeaderParams

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

//

CSIPFromToHeaderParams::CSIPFromToHeaderParams ()

 : CSIPParamContainerBase(';')

	{

	}

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

// CSIPFromToHeaderParams::~CSIPFromToHeaderParams

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

//

CSIPFromToHeaderParams::~CSIPFromToHeaderParams ()

	{

	}

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

// CSIPFromToHeaderParams::operator==

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

//

TBool CSIPFromToHeaderParams::operator==(

    const CSIPFromToHeaderParams& aParams) const

	{

	// If a From/To-header has a "tag" parameter the other one

	// has to have it too and their values must match. 

	// The extension parameters must match only if they are present in both.

	for (TInt i=0; i < iParams.Count(); i++)

		{

		RStringF name = iParams[i]->Name();

		TInt index = aParams.FindParamIndex(name);

		if (index >= 0)

			{

			if (!(*(aParams.iParams[index]) == *(iParams[i])))

				{

				return EFalse;

				}

			}

		else

			{

			if (name == SIPStrings::StringF(SipStrConsts::ETag))

				{

				return EFalse;

				}

			}

		}

	for (TInt j=0; j < aParams.iParams.Count(); j++)

		{

		RStringF name = aParams.iParams[j]->Name();

		TInt index = FindParamIndex(name);

		if (index >= 0)

			{

			if (!(*(iParams[index]) == *(aParams.iParams[j])))

				{

				return EFalse;

				}

			}

		else

			{

			if (name == SIPStrings::StringF(SipStrConsts::ETag))

				{

				return EFalse;

				}

			}

		}

	return ETrue;

	}

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

// CSIPFromToHeaderParams::InternalizeL

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

//

CSIPFromToHeaderParams* CSIPFromToHeaderParams::InternalizeL(

    RReadStream& aReadStream)

	{

	CSIPFromToHeaderParams* self = new(ELeave)CSIPFromToHeaderParams;

	CleanupStack::PushL(self);

	self->DoInternalizeL(aReadStream);

	CleanupStack::Pop(self);

	return self;

	}

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

// CSIPFromToHeaderParams::CheckParamL

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

//

void CSIPFromToHeaderParams::CheckParamL(CSIPParam& aParam) const

	{

	// tag

	if (aParam.Name() == SIPStrings::StringF(SipStrConsts::ETag))

		{

		if (!SIPSyntaxCheck::Token(aParam.Value().DesC()))

			{

			User::Leave(KErrSipCodecFromOrToParams);

			}

		return;

		}

    // generic-param

    CheckGenericParamL(aParam, KErrSipCodecFromOrToParams);

	}