--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/genericservices/httputils/UriParser/TEquiv.h	Tue Feb 02 02:01:42 2010 +0200
@@ -0,0 +1,116 @@
+// 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:
+// File contains internal classes for comparing two URIs to determine
+// if they identify the same resource
+// 
+//
+
+/**
+ @file TEquiv.h
+ @see Uri8.h
+*/
+
+#ifndef __TEQUIV_H__
+#define __TEQUIV_H__
+
+#include <uri8.h>
+#include <delimitedparser8.h>
+
+/**
+	Comments : 
+	
+	@internalComponent
+	@released
+*/
+class TEquiv
+	{
+public:
+	enum THeaderType
+		{
+		EHeaderNormal,
+		EHeaderId,
+		EHeaderContact,
+		EHeaderEncoding,
+		EHeaderLength,
+		EHeaderType,
+		EHeaderFrom,
+		EHeaderSubject,
+		EHeaderTo
+		};
+
+public:
+	TEquiv(const TUriC8& aLhs, const TUriC8& aRhs);
+	TInt EquivalentL() const;
+
+protected:
+	// Default implementation is for network schemes
+	// Overide the following methods where appropriate for other schemes
+	virtual TBool IsMatchSchemeL() const;
+	virtual TBool IsMatchUserInfoL() const;
+	virtual TBool IsMatchHostL() const;
+	virtual TBool IsMatchPortL() const;
+	virtual TBool IsMatchPathL() const;
+	virtual TBool IsMatchQueryL() const;
+	virtual TBool IsMatchFragmentL() const;
+
+	// general utility methods
+	HBufC8* DecodedSegmentLC(const TUriC8& aUri, TUriComponent aSegmentType) const;
+	inline TBool IsMatchCaseless(const TDesC8& aLhs, const TDesC8& aRhs) const;
+	inline TBool IsMatchCaseSensitive(const TDesC8& aLhs, const TDesC8& aRhs) const;
+
+protected:
+	const TUriC8& iLhs;
+	const TUriC8& iRhs;
+	};
+
+/**
+	Comments : This class provides the functionality for Comparing SIP URIs.
+	
+	@internalComponent
+	@released
+*/
+class TEquivSip: public TEquiv
+	{
+public:
+	TEquivSip(const TUriC8& aLhs, const TUriC8& aRhs);
+	// from TEquiv
+private:
+	virtual TBool IsMatchHostL() const;
+	virtual TBool IsMatchPathL() const;
+	virtual TBool IsMatchQueryL() const;
+	virtual TBool IsMatchFragmentL() const;
+
+	// supporting methods
+	void RemoveLeadingZeros(TPtr8 aHost) const;
+	TBool IsMatchHostL(const TDesC8& aLhs, const TDesC8& aRhs) const;
+	TBool IsParamCompatibleL(const TDesC8& aLhsName, const TDesC8& aLhsValue, const TDesC8& aRhsName, const TDesC8& aRhsValue) const;
+	TBool IsParamListCompatibleL(const TDelimitedParserBase8& aLhsParser, const TDelimitedParserBase8& aRhsParser) const;
+	TInt ListLength(const TDelimitedParserBase8& aParser) const;
+	TBool HasMoreParameters(const TDelimitedParserBase8& aLhsParser, const TDelimitedParserBase8& aRhsParser) const;
+	THeaderType HeaderType(const TDesC8& aHeaderName) const;
+	TBool IsMatchHeader(const TDesC8& aLhs, const TDesC8& aRhs) const;
+	TBool IsQueryListCompatible(const TDelimitedParserBase8& aLhsParser, const TDelimitedParserBase8& aRhsParser) const;
+};
+
+inline TBool TEquiv::IsMatchCaseless(const TDesC8& aLhs, const TDesC8& aRhs) const
+	{
+	return (aLhs.CompareF(aRhs) == 0);
+	}
+
+inline TBool TEquiv::IsMatchCaseSensitive(const TDesC8& aLhs, const TDesC8& aRhs) const
+	{
+	return (aLhs.Compare(aRhs) == 0);
+	}
+
+#endif	// __TEQUIV_H__