--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/realtimenetprots/sipfw/SIP/Codec/api/sipextensionheader.h	Tue Feb 02 01:03:15 2010 +0200
@@ -0,0 +1,186 @@
+/*
+* Copyright (c) 2004-2009 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        : sipextensionheader.h
+* Part of     : SIP Codec
+* Interface   : SDK API, SIP Codec API
+* Version     : SIP/4.0 
+*
+*/
+
+
+
+
+#ifndef CSIPEXTENSIONHEADER_H
+#define CSIPEXTENSIONHEADER_H
+
+//  INCLUDES
+#include "sipheaderbase.h"
+
+
+// CLASS DECLARATION
+/**
+* @publishedAll
+* @released
+*
+* The class stores unknown and extension headers that are either not 
+* supported by the current SIP codec implementation or not specified in
+* current SIP RFC or both.
+*
+*  @lib sipcodec.lib
+*/
+class CSIPExtensionHeader : public CSIPHeaderBase
+	{
+	public:	// Constructors and destructor
+
+		/**
+		* Creates a new instance of CSIPExtensionHeader
+		* @param aName the full or compact name of the header
+		* @param aValue the value of the header
+		* @return a new instance of CSIPExtensionHeader
+		*/
+		IMPORT_C static CSIPExtensionHeader* 
+			NewL(const TDesC8& aName, const TDesC8& aValue);
+
+		/**
+		* Creates a new instance of CSIPExtensionHeader 
+		* and puts it to CleanupStack
+		* @param aName the full or compact name of the header
+		* @param aValue the value of the header
+		* @return a new instance of CSIPExtensionHeader
+		*/
+		IMPORT_C static CSIPExtensionHeader* 
+			NewLC(const TDesC8& aName, const TDesC8& aValue);
+
+		/**
+		* Destructor, deletes the resources of CSIPExtensionHeader.
+		*/
+		IMPORT_C ~CSIPExtensionHeader();
+
+
+	public: // New functions
+
+		/**
+		* Sets the header value
+		* @param aValue the header value to be set
+		*/
+		IMPORT_C void SetValueL(const TDesC8& aValue);
+
+		/**
+		* Gets the header value
+		* @return the header value
+		*/
+		IMPORT_C const TDesC8& Value() const;
+
+		/**
+		* Constructs an instance of a CSIPExtensionHeader from a RReadStream
+		* @param aReadStream a stream containing the value of the
+		*        externalized header object (header name not included).
+		* @return an instance of a CSIPExtensionHeader
+		*/
+
+		IMPORT_C static CSIPExtensionHeader* 
+			InternalizeValueL(RReadStream& aReadStream);
+
+
+	public: // From CSIPHeaderBase
+
+		/**
+		* From CSIPHeaderBase CloneL
+		*/
+		IMPORT_C CSIPHeaderBase* CloneL() const;
+
+		/**
+		* From CSIPHeaderBase Name
+		*/
+		IMPORT_C RStringF Name() const;
+
+		/**
+		* From CSIPHeaderBase ToTextValueL
+		*/
+		IMPORT_C HBufC8* ToTextValueL() const;
+
+		/**
+		* From CSIPHeaderBase ExternalizeSupported
+		*/
+		IMPORT_C TBool ExternalizeSupported() const;
+
+
+	public: // New functions, for internal use
+
+		void SetNameL(const TDesC8& aName);
+
+	public: // From CSIPHeaderBase, for internal use
+
+        /**
+        * @internalComponent
+        */	
+		TBool IsExtensionHeader() const;
+		
+        /**
+        * @internalComponent
+        */		
+		TBool EncodeMultipleToOneLine() const;
+		
+        /**
+        * @internalComponent
+        */		
+		TBool MoreThanOneAllowed() const;
+		
+        /**
+        * @internalComponent
+        */		
+		TBool HasCompactName() const;
+		
+        /**
+        * @internalComponent
+        */		
+		RStringF CompactName() const;
+		
+        /**
+        * @internalComponent
+        */		
+		TPreferredPlace PreferredPlaceInMessage() const;
+
+	private: // From CSIPHeaderBase
+
+		void ExternalizeValueL(RWriteStream& aWriteStream) const;
+
+	private: // Constructors
+
+		CSIPExtensionHeader();
+		void ConstructL(const TDesC8& aName, const TDesC8& aValue);
+		void ConstructL(const CSIPExtensionHeader& aExtensionHeader);
+		void DoInternalizeValueL(RReadStream& aReadStream);
+
+	private: // New functions
+
+		TBool CheckValue (const TDesC8& aValue);
+	
+	private: // Data
+
+		// data
+		RStringF iName;
+		HBufC8* iValue;
+
+	private: // For testing purposes
+#ifdef CPPUNIT_TEST	
+		friend class CSIPExtensionHeaderTest;
+		friend class CSIPHeaderLookupTest;
+#endif
+	};
+
+#endif // CSIPEXTENSIONHEADER_H
+
+// End of File