--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/applayerpluginsandutils/httpprotocolplugins/httpheadercodec/chttpheaderwriter.h	Tue Feb 02 01:09:52 2010 +0200
@@ -0,0 +1,65 @@
+// Copyright (c) 2002-2009 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:
+//
+
+#ifndef __CHTTPHEADERWRITER_H__
+#define __CHTTPHEADERWRITER_H__
+
+#include <e32base.h>
+#include <stringpool.h>
+#include <http/framework/cheadercodec.h>
+
+
+/**	CHttpHeaderWriter is used by its owning codec to do conversion of header data from
+	the generic format (of parts and parameters) to the plain-text representation.
+*/
+class CHttpHeaderWriter : public CHeaderWriter
+	{
+protected: // methods
+
+	CHttpHeaderWriter(RStringPool aStringPool);
+
+	/** Helper to DoAcceptL(), DoAcceptCharsetL(), DoAcceptLanguageL() and DoAcceptEncodingL() for comma-separated
+	    lists incorporating q-values.
+	    @param aHeader The header field being encoded
+	    @param aFieldType A string reference to the field type being encoded
+	    @param aErrorCode An error value to use when encoding fails
+	*/
+	void DoGeneralAcceptHeaderL(TInt aNormalHeaderLen, RHeaderField& aHeader, RStringF aFieldType, TInt aErrorCode) const;
+
+	/** Helper to DoConnectionL(), DoContentEncodingL(), DoTransferEncodingL(), etc., which take comma-separated
+	    token lists.
+	    @param aHeader The header field being encoded
+	    @param aErrorCode An error value to use when encoding fails
+	*/
+	void DoTokenCsvListHeaderL(RHeaderField& aHeader, TInt aErrorCode) const;
+
+	/** Helper to DoUserAgentL(), etc., which take token lists with arbitrary separators
+	    @param aHeader The header field being encoded
+	    @param aFieldType A string reference to the field type being encoded
+	    @param aErrorCode An error value to use when encoding fails
+	*/
+	void DoTokenListHeaderL(RHeaderField& aHeader, const TDesC8& aSep, TInt aErrorCode) const;
+	const CHeaderFieldPart* WriteRawStrFPartL(RHeaderField& aHeader, THeaderFieldPartIter& aIter, TInt aErrorCode) const;
+	void EncodeGenericDateL(RHeaderField& aHeader, TInt aErrorCodeToUseOnFailure) const;
+	void EncodeGenericNumberHeaderL(RHeaderField& aHeader, TInt aErrorCodeToUseOnFailure) const;
+
+protected: // attributes
+
+	RStringPool iStringPool;
+
+	const TStringTable&    iStringTable;
+	};
+
+#endif	// __CHTTPHEADERWRITER_H__