/*

* Copyright (c) 2001-2009 Nokia Corporation and/or its subsidiary(-ies).

* 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: 

* ct/logger.h

*

*/

/**

 @file 

 @internalTechnology

*/

#ifndef __CT_LOGGER_H__

#define __CT_LOGGER_H__

#include <e32std.h>

/**

 * 

 * Defines logging functionality for use by crypto tokens framework and file

 * tokens server.  This is only compiled in debug builds when the macro

 * __CT_LOGGING__ is defined.

 *

 * @internalTechnology

 */

#if defined(_DEBUG) && defined(__CT_LOGGING__)

#define LOG(X)				CTLogger::Log(this, (X))

#define LOG1(X, Y)			CTLogger::Log(this, (X), (Y))

#define LOG2(X, Y, Z)		CTLogger::Log(this, (X), (Y), (Z))

#define LOG_INC_INDENT()	CTLogger::UpdateIndent(1)

#define LOG_DEC_INDENT()	CTLogger::UpdateIndent(-1)

#else

#define LOG(X)

#define LOG1(X, Y)

#define LOG2(X, Y, Z)

#define LOG_INC_INDENT()

#define LOG_DEC_INDENT()

#endif

/**

 * Class providing methods used by logging macros.  These are not designed to be

 * called directly.  If logging is not turned on they will simply panic.

 */

class CTLogger

	{

public:

	IMPORT_C static void Log(TAny* aObject, TRefByValue<const TDesC16> aFmt, ...);

	IMPORT_C static void UpdateIndent(TInt aInc);

private:

	static void LogL(const TDesC& aString);

	};

#endif // __CTLOGGER_H__