/*

 * 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: 

 *

 */

 #include "ct/logger.h"

 #include <f32file.h>

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

 _LIT(KLogFilename, "\\logs\\security\\cryptotokens.txt");	

 _LIT(KIndent, "  ");

 _LIT8(KNewLine, "\r\n");

 #define MAX_LEN 128

 static TInt Indent()

 	{

 	return reinterpret_cast<TInt>(Dll::Tls());

 	}

 static void SetIndent(TInt aIndent)

 	{

 	Dll::SetTls(reinterpret_cast<TAny*>(aIndent));

 	}

 EXPORT_C void CTLogger::Log(TAny* aObject, TRefByValue<const TDesC16> aFmt, ...)

 	{

 	TBuf<MAX_LEN> data;

 	data.AppendFormat(_L("%08x: "), aObject);

 	for (TInt i = 0 ; i < Indent() ; ++i)

 		{

 		data.Append(KIndent);

 		}

 	VA_LIST args;

 	VA_START(args, aFmt);

 	data.AppendFormatList(aFmt, args);

 	VA_END(args);

 	TRAPD(err, LogL(data));

 	ASSERT(err == KErrNone);

 	}

 EXPORT_C void CTLogger::UpdateIndent(TInt aInc)

 	{

 	TInt newIndent = Indent() + aInc;

 	ASSERT(newIndent >= 0);

 	SetIndent(newIndent);

 	}

 void CTLogger::LogL(const TDesC& aString)

 	{

 	// Open the file server and file

 	RFs fs;

 	User::LeaveIfError(fs.Connect());

 	CleanupClosePushL(fs);

 	// Open the file or create it if doesn't exist, create it

 	RFile file;

 	TDriveUnit sysDrive (fs.GetSystemDrive());

 	TBuf<128> logFile (sysDrive.Name());

 	logFile.Append(KLogFilename);

 	TInt error = file.Open(fs, logFile, EFileWrite|EFileShareAny);

 	if (error == KErrNotFound)

 		{

 		error = file.Create(fs, logFile, EFileWrite|EFileShareAny);

 		}

 	User::LeaveIfError(error);

 	CleanupClosePushL(file);

 	// Seek to the end of the file

 	TInt tmp = 0;

 	file.Seek(ESeekEnd, tmp);

 	// And do some logging

 	TBuf8<MAX_LEN> buf;

 	buf.Copy(aString);

 	file.Write(buf);

 	file.Write(KNewLine);

 	// Close and tidy up

 	CleanupStack::PopAndDestroy(2, &fs);

 	}

 #else

 EXPORT_C void CTLogger::Log(TAny* /*aObject*/, TRefByValue<const TDesC16> /*aFmt*/, ...)

 	{

 	User::Invariant();

 	}

 EXPORT_C void CTLogger::UpdateIndent(TInt /*aInc*/)

 	{

 	User::Invariant();

 	}

 #endif