/*

* Copyright (c) 2005-2006 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:  Sent capability query (OPTIONS)

*

*/

#ifndef CMUSAVASIPHEADERUTIL_H

#define CMUSAVASIPHEADERUTIL_H

#include <e32base.h>    

#include <stringpool.h>

class CSIPHeaderBase;

class CSIPRequestElements;

class CSIPConnection;

/**

 * Utility class to add some of the sip headers.

 * @precondition SIPStrings::OpenL() and

 *               SdpCodecStringPool::OpenL() should be called.

 *               Else most of the function will leave.

 * @lib AlwaysOnlinePlugin.dll

 */

class CMusAvaSipheaderUtil : public CBase

    {

public: 

    /**

     * Utility class to add some of the sip headers.

     * @precondition SIPStrings::OpenL() and

     *               SdpCodecStringPool::OpenL() should be called.

     *               Else most of the function will leave.

     * @lib AlwaysOnlinePlugin.dll

     */

    static void AddAcceptContactHeaderL( 

                            RPointerArray<CSIPHeaderBase>& aRequestHeaders,

                            const RStringF& aFeatureTag );

    /**

     * Utility class to add some of the sip headers.

     * @precondition SIPStrings::OpenL() and

     *               SdpCodecStringPool::OpenL() should be called.

     *               Else most of the function will leave.

     * @lib AlwaysOnlinePlugin.dll

     */

    static void AddAcceptEncodingHeaderL( 

                            RPointerArray<CSIPHeaderBase>& aRequestHeaders );

    /**

     * Utility class to add some of the sip headers.

     * @precondition SIPStrings::OpenL() and

     *               SdpCodecStringPool::OpenL() should be called.

     *               Else most of the function will leave.

     * @lib AlwaysOnlinePlugin.dll

     */

    static void AddAcceptLanguageHeaderL( 

                            RPointerArray<CSIPHeaderBase>& aRequestHeaders );

    /**

     * Utility class to add some of the sip headers.

     * @precondition SIPStrings::OpenL() and

     *               SdpCodecStringPool::OpenL() should be called.

     *               Else most of the function will leave.

     * @lib AlwaysOnlinePlugin.dll

     */

    static void AddSdpL( CSIPRequestElements* aRequest,HBufC8* aContent );

    /**

     * Utility class to add some of the sip headers.

     * @precondition SIPStrings::OpenL() and

     *               SdpCodecStringPool::OpenL() should be called.

     *               Else most of the function will leave.

     * @lib AlwaysOnlinePlugin.dll

     */

    static void AddPreferredIdentityHeaderL( 

                            RPointerArray<CSIPHeaderBase>& aRequestHeaders,

                            const TDesC8& aVal );

    /**

     * Utility class to add some of the sip headers.

     * @precondition SIPStrings::OpenL() and

     *               SdpCodecStringPool::OpenL() should be called.

     *               Else most of the function will leave.

     * @lib AlwaysOnlinePlugin.dll

     */

    static void LocalHostL(const CSIPConnection& aConn, TPtrC8& aLocalHost);

    /**

     * Utility class to add some of the sip headers.

     * @precondition SIPStrings::OpenL() and

     *               SdpCodecStringPool::OpenL() should be called.

     *               Else most of the function will leave.

     * @lib AlwaysOnlinePlugin.dll

     */

    static void AddAcceptSdpHeaderL(RPointerArray<CSIPHeaderBase>& aRequestHeaders );

    };

#endif // CMUSAVASIPHEADERUTIL_H