/*

 * 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__