sl@0: // Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: // File contains internal classes for comparing two URIs to determine
sl@0: // if they identify the same resource
sl@0: // 
sl@0: //
sl@0: 
sl@0: /**
sl@0:  @file TEquiv.h
sl@0:  @see Uri8.h
sl@0: */
sl@0: 
sl@0: #ifndef __TEQUIV_H__
sl@0: #define __TEQUIV_H__
sl@0: 
sl@0: #include <uri8.h>
sl@0: #include <delimitedparser8.h>
sl@0: 
sl@0: /**
sl@0: 	Comments : 
sl@0: 	
sl@0: 	@internalComponent
sl@0: 	@released
sl@0: */
sl@0: class TEquiv
sl@0: 	{
sl@0: public:
sl@0: 	enum THeaderType
sl@0: 		{
sl@0: 		EHeaderNormal,
sl@0: 		EHeaderId,
sl@0: 		EHeaderContact,
sl@0: 		EHeaderEncoding,
sl@0: 		EHeaderLength,
sl@0: 		EHeaderType,
sl@0: 		EHeaderFrom,
sl@0: 		EHeaderSubject,
sl@0: 		EHeaderTo
sl@0: 		};
sl@0: 
sl@0: public:
sl@0: 	TEquiv(const TUriC8& aLhs, const TUriC8& aRhs);
sl@0: 	TInt EquivalentL() const;
sl@0: 
sl@0: protected:
sl@0: 	// Default implementation is for network schemes
sl@0: 	// Overide the following methods where appropriate for other schemes
sl@0: 	virtual TBool IsMatchSchemeL() const;
sl@0: 	virtual TBool IsMatchUserInfoL() const;
sl@0: 	virtual TBool IsMatchHostL() const;
sl@0: 	virtual TBool IsMatchPortL() const;
sl@0: 	virtual TBool IsMatchPathL() const;
sl@0: 	virtual TBool IsMatchQueryL() const;
sl@0: 	virtual TBool IsMatchFragmentL() const;
sl@0: 
sl@0: 	// general utility methods
sl@0: 	HBufC8* DecodedSegmentLC(const TUriC8& aUri, TUriComponent aSegmentType) const;
sl@0: 	inline TBool IsMatchCaseless(const TDesC8& aLhs, const TDesC8& aRhs) const;
sl@0: 	inline TBool IsMatchCaseSensitive(const TDesC8& aLhs, const TDesC8& aRhs) const;
sl@0: 
sl@0: protected:
sl@0: 	const TUriC8& iLhs;
sl@0: 	const TUriC8& iRhs;
sl@0: 	};
sl@0: 
sl@0: /**
sl@0: 	Comments : This class provides the functionality for Comparing SIP URIs.
sl@0: 	
sl@0: 	@internalComponent
sl@0: 	@released
sl@0: */
sl@0: class TEquivSip: public TEquiv
sl@0: 	{
sl@0: public:
sl@0: 	TEquivSip(const TUriC8& aLhs, const TUriC8& aRhs);
sl@0: 	// from TEquiv
sl@0: private:
sl@0: 	virtual TBool IsMatchHostL() const;
sl@0: 	virtual TBool IsMatchPathL() const;
sl@0: 	virtual TBool IsMatchQueryL() const;
sl@0: 	virtual TBool IsMatchFragmentL() const;
sl@0: 
sl@0: 	// supporting methods
sl@0: 	void RemoveLeadingZeros(TPtr8 aHost) const;
sl@0: 	TBool IsMatchHostL(const TDesC8& aLhs, const TDesC8& aRhs) const;
sl@0: 	TBool IsParamCompatibleL(const TDesC8& aLhsName, const TDesC8& aLhsValue, const TDesC8& aRhsName, const TDesC8& aRhsValue) const;
sl@0: 	TBool IsParamListCompatibleL(const TDelimitedParserBase8& aLhsParser, const TDelimitedParserBase8& aRhsParser) const;
sl@0: 	TInt ListLength(const TDelimitedParserBase8& aParser) const;
sl@0: 	TBool HasMoreParameters(const TDelimitedParserBase8& aLhsParser, const TDelimitedParserBase8& aRhsParser) const;
sl@0: 	THeaderType HeaderType(const TDesC8& aHeaderName) const;
sl@0: 	TBool IsMatchHeader(const TDesC8& aLhs, const TDesC8& aRhs) const;
sl@0: 	TBool IsQueryListCompatible(const TDelimitedParserBase8& aLhsParser, const TDelimitedParserBase8& aRhsParser) const;
sl@0: };
sl@0: 
sl@0: inline TBool TEquiv::IsMatchCaseless(const TDesC8& aLhs, const TDesC8& aRhs) const
sl@0: 	{
sl@0: 	return (aLhs.CompareF(aRhs) == 0);
sl@0: 	}
sl@0: 
sl@0: inline TBool TEquiv::IsMatchCaseSensitive(const TDesC8& aLhs, const TDesC8& aRhs) const
sl@0: 	{
sl@0: 	return (aLhs.Compare(aRhs) == 0);
sl@0: 	}
sl@0: 
sl@0: #endif	// __TEQUIV_H__