/*

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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: 

* T_FILTER_H_

*

*/

/**

 @file 

 @internalTechnology

*/

#ifndef T_FILTER_H_

#define T_FILTER_H_

#include "securitydefs.h"

#include <e32std.h>

#include <e32base.h>

class Output;

class CCertAttributeFilter;

class CFilter : public CBase

	{

	public:

		static CCertAttributeFilter* NewL(	Output& aOut, 

											const TDesC8& aFilter); 

	private:

		CFilter(Output& aOut);

		~CFilter();

		void ConstructL(const TDesC8& aFilter);

	private:

		// Set the UID filter.

		void SetLabelFilter(const TDesC8& aLabel);

		// Set uid filter.

		void SetUIDFilter(const TDesC8& aUid);

		// Set format filter.

		void SetFormatFilterL(const TDesC8& aFormatString);

		// Set ownertype filter.

		void SetOwnerTypeFilterL(const TDesC8& aOwnerType);

		// Set keyusage filter.

		void SetKeyUsageFilterL(const TDesC8& aKeyUsageDescription);

		// Returns the usage of the key based on the X509 scheme.

		TKeyUsageX509 ParseKeyUsageL(const TDesC8& keyUsage);

		// Returns the usage of the key based on the PKCS15 scheme.

		TKeyUsageX509 ParseKeyUsageL(const TDesC8& keyUsage, const TDesC8& keyType);

		// Sets the subjetkeyid filter.

		void SetSubjectKeyIdFilter(const TDesC8& aSubjectKeyId);

		// Sets the issuerkeyid which is synonymous to the authority key identifier.

		void SetIssuerKeyIdFilter(const TDesC8& aIssuerKeyId);

	private:

		static CCertAttributeFilter* iFilter;

		Output& iOut;

	};

#endif /*T_FILTER_H_*/