os/persistentdata/traceservices/commsdebugutility/SCLI/comsdbgcli.cpp
author sl@SLION-WIN7.fritz.box
Fri, 15 Jun 2012 03:10:57 +0200
changeset 0 bde4ae8d615e
permissions -rw-r--r--
First public contribution.
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// Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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// Implements the Flogger client side
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// 
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//
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/**
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 @file
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 @internalTechnology
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*/
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#include <f32file.h>
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#include <comms-infras/commsdebugutility.h>
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#include "comsdbgstd.h"
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#include <e32def.h>
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#include <utf.h>
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#define BLANK	_S("")
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const TInt KHexDumpWidth=16;			///< Number of bytes written per line when formatting as hex.
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const TInt KNumberMessageSlots=1;       ///< Number of message slots on flogger client.no asynchronous IPC so never need more than 1 slot
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const TInt KLowestPrintableCharacter = 32; ///< In Hex output, replace chars below space with a dot.
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const TInt KHighestPrintableCharacter = 126; ///< In Hex output, replace chars above 7-bits with a dot.
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_LIT(KFirstFormatString,"%s%04x : ");   ///< Format string used in Hexdump to format first part: header and byte numbers.
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_LIT(KSecondFormatString,"%02x ");      ///< Format string used in Hexdump to format mid part: each of the 16 bytes as hex
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_LIT(KThirdFormatString,"%c");          ///< Format string used in Hexdump to format the last part: each of the 16 bytes as characters
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_LIT(KThreeSpaces,"   ");               ///< Format string used in Hexdump to define padding between first and mid parts
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_LIT(KTwoSpaces," ");                   ///< Format string used in Hexdump to define padding between hex and char bytes.
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_LIT8(KFirstFormatString8,"%04x : ");   ///< Format string used in Hexdump to format first part: header and byte numbers.
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_LIT8(KSecondFormatString8,"%02x ");      ///< Format string used in Hexdump to format mid part: each of the 16 bytes as hex
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_LIT8(KThirdFormatString8,"%c");          ///< Format string used in Hexdump to format the last part: each of the 16 bytes as characters
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_LIT8(KThreeSpaces8,"   ");               ///< Format string used in Hexdump to define padding between first and mid parts
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_LIT8(KTwoSpaces8," ");                   ///< Format string used in Hexdump to define padding between hex and char bytes.
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//
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// RFileLogger class definition
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//
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EXPORT_C RFileLogger::RFileLogger() : iLoggerBody(NULL)
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/**
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 * Create a new flogger client interface object with an empty body.
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 * @internalTechnology 
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 */
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	{}
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EXPORT_C RFileLogger::~RFileLogger()
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/**
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 * Destructor
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 * @internalTechnology 
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 */
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	{}
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EXPORT_C TVersion RFileLogger::Version() const
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/**
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 * Return the client side version number
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 * @internalTechnology 
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 * @return TVersion 3-part version number: major, minor, build.
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 */
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	{
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	return(TVersion(KFLogSrvMajorVersionNumber,KFLogSrvMinorVersionNumber,KFLogSrvBuildVersionNumber));
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	}
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EXPORT_C TInt RFileLogger::Connect()
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/**
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 Connect to the flogger server - default number of message slots = 1
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 @internalTechnology 
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 @return TInt indicating success code (KErrNone), KErrNoMemory if failed to allocate log body
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         or an error from RSessionBase::CreateSession.
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         KErrAlreadyExists if Connect has already been called.
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 */
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	{
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	if (iLoggerBody)
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		{
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		return KErrAlreadyExists;
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		}
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	iLoggerBody = new RFileLoggerBody;
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	if (iLoggerBody)
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		{
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		TInt ret=DoConnect();
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		if (ret==KErrNotFound)
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			{
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			ret=FLogger::Start();
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			if (ret==KErrNone || ret==KErrAlreadyExists)
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				ret=DoConnect();
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			}
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		if (ret != KErrNone)
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			{
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			// we had a problem (perhaps no memory) so kill loggerbody again
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			delete iLoggerBody;
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			iLoggerBody = NULL;
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			}
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		return ret;
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		} 
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	else
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		{
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		//OOM, so return KErrNoMemory so that OOM tests know this
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		return KErrNoMemory;
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		}
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	}
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EXPORT_C void RFileLogger::Close()
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/**
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 * Close a client side session with the flogger server.
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 * @internalTechnology 
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 * @post The client session is closed and the body of the class is deleted.
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 *       Further calls to the Write functions will fail silently until a new session is opened.
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 */
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	{
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	if (iLoggerBody)
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		{
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		iLoggerBody->Close();
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		delete iLoggerBody;
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		}
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	iLoggerBody = NULL;
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	}
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EXPORT_C void RFileLogger::SetDateAndTime(TBool /*aUseDate*/,TBool /*aUseTime*/)
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/**
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 * Does nothing.
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 * @internalTechnology 
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 * @removed    This function no longer needed since now logging to one file and
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 *             date/time comes from system.
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 */
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	{}
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EXPORT_C TInt RFileLogger::SetLogTags(const TDesC8& aSubsystem, const TDesC8& aComponent)
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/**
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 * Set the two tag strings that all further writes by this client will use to
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 * idenitfy it in the log file.
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 * @internalTechnology 
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 * @param aSubsystem	Specifies the tag1 name that goes into the log file
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 * @param aComponent	specifies the tag2 name that goes into the log file
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 * @post  The client session is updated so that all future calls use this tag set.
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 *        Tags are truncated to KMaxTagLength.
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 * @return TInt indicating success code (KErrNone) or an error code.
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 * @note If an error occurs, the client connection will be silently closed to protect
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 *       the client.
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 */
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	{
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	TPtrC8 validSubsystem;
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	TPtrC8 validComponent;
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	validSubsystem.Set(aSubsystem.Left(KMaxTagLength));
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	validComponent.Set(aComponent.Left(KMaxTagLength));
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	return DoSetLogTags(validSubsystem, validComponent);
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	}
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EXPORT_C void RFileLogger::CreateLog(const TDesC& aSubsystem, const TDesC& aComponent, TFileLoggingMode /*aMode*/)
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/**
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 * Sets the log tags.
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 * @internalTechnology 
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 * @removed             Not fully supported since flogger only uses one log file. Use SetLogTags instead.
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 * @param aSubsystem	Specifies the tag1 name that goes into the log file
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 * @param aComponent	specifies the tag2 name that goes into the log file
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 * @param aMode         not used
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 * @note	            This function is partially supported and is equivalent to calling SetLogTags.
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 * @see SetLogTags
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 */
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	{
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	TNameTag narrowComponent;
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	CnvUtfConverter::ConvertFromUnicodeToUtf8(narrowComponent,aComponent);
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	TNameTag narrowSubsystem;
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	CnvUtfConverter::ConvertFromUnicodeToUtf8(narrowSubsystem,aSubsystem);
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	(void)DoSetLogTags(narrowSubsystem,narrowComponent);
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	}
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EXPORT_C void RFileLogger::CloseLog()
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/**
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 * Close a client side session with the flogger server.
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 * @internalTechnology 
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 * @deprecated   With the advent of a single log file for all clients, closing the log file is no longer necessary. Use Close to close the session.
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 * @see          Close
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 */
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	{
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	Close();
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	}
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EXPORT_C TBool RFileLogger::LogValid() const
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/**
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 * Always returns ETrue.
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 * @internalTechnology 
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 * @removed  With the advent of a single log file for all clients, checking for log validity is no longer necessary.
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 * @return   ETrue always.
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 */
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	{
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	return ETrue;
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	}
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EXPORT_C TInt RFileLogger::LastError() const
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/**
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 * Always returns KErrNone
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 * @internalTechnology 
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 * @removed  Flogger no longer retains internal errors.
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 * @return   KErrNone always.
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 */
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	{
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	return KErrNone;
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	}
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EXPORT_C TInt RFileLogger::ClearLog()
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/**
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 * Request that the server empty the log file.
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 * @internalTechnology 
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 * @pre  The client requesting the log be cleared must be listed in the flogger "ini" file
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 *       as an enabled logging client. This prevents unwanted clients clearing the log.
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 *       The session with the server must be active, otherwise this will fail silently.
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 * @post A message is added to the server write queue that indicates to clear the log.
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 *       Once the message reaches the head of the queue flogger will empty the log file
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 *       and begin filling it again.
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 * @return TInt indicating success code (KErrNone) or an error code.
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 */
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	{
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	if (IsLogging())
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		{
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		__ASSERT_ALWAYS(iLoggerBody,User::Panic(KFloggerPanic, EInternalConsistencyFault));
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		return iLoggerBody->DoSendReceive(EClearLog, TIpcArgs());
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		}
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	else
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		{
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		return KErrNone;
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		}
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	}
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//
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// 16-bit non-static writes
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//
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EXPORT_C void RFileLogger::Write(const TDesC16& aText)
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/**
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 * Write 16-bit aText to the log file.
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 * @internalTechnology 
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 * @pre  The client requesting to log must be listed in the flogger "ini" file
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 *       as an enabled logging client, otherwise no logging will occur.
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 *       The session with the server must be active, otherwise this will fail silently.
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 * @param aText Text to write
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 * @post The 16-bit text is converted to 8-bit text before writing, and is truncated to KLogBufferSize
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 *       if necessary.
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 *       The text is preceded in the log file by the two client tags and the client thread ID.
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 @note There is no need to supply CR, LF. If these are supplied it may cause the log output to be incorrect.
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 */
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	{
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	if (!IsLogging())
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		{
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		return;
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		}
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	TPtrC16 textValid;
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	textValid.Set(aText.Left(KLogBufferSize));
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	TBuf8<KLogBufferSize> buf;
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	CnvUtfConverter::ConvertFromUnicodeToUtf8(buf,textValid);
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	DoWrite(buf);
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	}
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EXPORT_C void RFileLogger::WriteFormat(TRefByValue<const TDesC16> aFmt,...)
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/**
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 * Write the formatted 16-bit string aFmt to the log file
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 * @internalTechnology 
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 * @pre  The client requesting to log must be listed in the flogger "ini" file
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 *       as an enabled logging client, otherwise no logging will occur.
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 *       The session with the server must be active, otherwise this will fail silently.
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 * @param aFmt c-style format descriptor, followed by any variables required by the format.
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 * @post The 16-bit text is converted to 8-bit text before writing, and is truncated to KLogBufferSize
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 *       if necessary.
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 *       The text is preceded in the log file by the two client tags and the client thread ID.
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 */
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	{
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	if (!IsLogging())
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		{
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		return;
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		}
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  //coverity[var_decl]
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	VA_LIST list;
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	VA_START(list,aFmt);
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	//coverity[uninit_use_in_call]
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	DoWriteFormat(aFmt,list);
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	}
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EXPORT_C void RFileLogger::WriteFormat(TRefByValue<const TDesC16> aFmt, VA_LIST& aList)
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/**
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 * Write the formatted 16-bit string aFmt to the log file.
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 * @internalTechnology 
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 * @pre  The client requesting to log must be listed in the flogger "ini" file
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 *       as an enabled logging client, otherwise no logging will occur.
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 *       The session with the server must be active, otherwise this will fail silently.
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 * @param aFmt c-style format descriptor
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 * @param aList any variables required by the format.
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 * @post The 16-bit text is converted to 8-bit text before writing, and is truncated to KLogBufferSize
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 *       if necessary.
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 *       The text is preceded in the log file by the two client tags and the client thread ID.
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 */
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	{
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	if (IsLogging())
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		{
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		DoWriteFormat(aFmt,aList);
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		}
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	}
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//
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// 8-bit non-static writes
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//
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EXPORT_C void RFileLogger::Write(const TDesC8& aText)
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/**
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 * Write 8-bit aText to the log file.
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 * @internalTechnology 
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 * @pre  The client requesting to log must be listed in the flogger "ini" file
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 *       as an enabled logging client, otherwise no logging will occur.
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 *       The session with the server must be active, otherwise this will fail silently.
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 * @param aText  Text to log.
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 * @post The text is truncated to KLogBufferSize if necessary.
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 *       The text is preceded in the log file by the two client tags and the client thread ID.
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 */
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	{
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	TPtrC8 textValid;
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	textValid.Set(aText.Left(KLogBufferSize));
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	if (IsLogging())
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		{
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		DoWrite(textValid);
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		}
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	}
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EXPORT_C void RFileLogger::WriteFormat(TRefByValue<const TDesC8> aFmt,...)
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/**
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 * Write the formatted 8-bit string aFmt to the log file.
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 * @internalTechnology 
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 * @pre  The client requesting to log must be listed in the flogger "ini" file
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 *       as an enabled logging client, otherwise no logging will occur.
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 *       The session with the server must be active, otherwise this will fail silently.
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 * @param aFmt c-style format descriptor, followed by any variables required by the format.
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 * @post The text is truncated to KLogBufferSize if necessary.
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 *       The text is preceded in the log file by the two client tags and the client thread ID.
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 */
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	{
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	if (!IsLogging())
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		{
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		return;
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		}
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  //coverity[var_decl]		
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	VA_LIST list;
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	VA_START(list,aFmt);
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	//coverity[uninit_use_in_call]  
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	DoWriteFormat(aFmt,list);
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	}
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EXPORT_C void RFileLogger::WriteFormat(TRefByValue<const TDesC8> aFmt, VA_LIST& aList)
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/**
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 * Write the formatted 8-bit string aFmt to the log file if it is a valid file.
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 * @internalTechnology 
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 * @pre  The client requesting to log must be listed in the flogger "ini" file
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 *       as an enabled logging client, otherwise no logging will occur.
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 *       The session with the server must be active, otherwise this will fail silently.
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 * @param aFmt c-style format descriptor
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 * @param aList any variables required by the format.
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 * @post The text is truncated to KLogBufferSize if necessary.
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 *       The text is preceded in the log file by the two client tags and the client thread ID.
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 */
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	{
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	if (IsLogging())
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		{
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		DoWriteFormat(aFmt,aList);
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		}
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	}
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EXPORT_C void RFileLogger::WriteBinary(const TDesC8& aData)
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/**
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 * Dump arbitrary data to the log file in a binary format.
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 * @internalTechnology 
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 * @pre  The client requesting to log must be listed in the flogger "ini" file
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 *       as an enabled logging client, otherwise no logging will occur.
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 *       The session with the server must be active, otherwise this will fail silently.
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 * @param aData Descriptor of the data to be dumped
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 * @post The 8-bit binary dump is preceded in the log file by the two client tags
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 *
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 * @note Unlike all other write API's, no thread ID is written with this API.
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 */
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	{
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	if (IsLogging())
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		{
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		__ASSERT_ALWAYS(iLoggerBody,User::Panic(KFloggerPanic, EInternalConsistencyFault));
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		(void)iLoggerBody->DoSendReceive(EWriteBinary, TIpcArgs(&aData, aData.Length()));
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		}
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	}
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   405
sl@0
   406
//
sl@0
   407
// 16-bit static writes
sl@0
   408
//
sl@0
   409
sl@0
   410
EXPORT_C void RFileLogger::Write(const TDesC8& aSubsystem, const TDesC8& aComponent, const TDesC16& aText)
sl@0
   411
/**
sl@0
   412
 * Static write. Write 16-bit aText to the log file if it is a valid file.
sl@0
   413
 * @internalTechnology 
sl@0
   414
   @pre The client requesting to log must be listed in the flogger "ini" file
sl@0
   415
         as an enabled logging client, otherwise no logging will occur.
sl@0
   416
 * @param aSubsystem Specifies the tag1 name that goes into the log file
sl@0
   417
 * @param aComponent specifies the tag2 name that goes into the log file
sl@0
   418
 * @param aMode not used
sl@0
   419
 * @param aText Text to write
sl@0
   420
 * @post The text is converted to 8-bit text before writing, and truncated to KLogBufferSize if necessary.
sl@0
   421
 *       The text is preceded in the log file by the two client tags and the client thread ID.
sl@0
   422
 *       "aSubsystem" and "aComponent" are each truncated to KMaxTagLength.
sl@0
   423
 * @note This function has poor performance since it performs a full connection and disconnection to the flogger server.
sl@0
   424
 */
sl@0
   425
	{
sl@0
   426
	// truncate tags
sl@0
   427
	TPtrC8 validSubsystem;
sl@0
   428
	TPtrC8 validComponent;
sl@0
   429
			
sl@0
   430
	validSubsystem.Set(aSubsystem.Left(KMaxTagLength));
sl@0
   431
	validComponent.Set(aComponent.Left(KMaxTagLength));
sl@0
   432
sl@0
   433
	TBuf8<KLogBufferSize> buf;
sl@0
   434
	CnvUtfConverter::ConvertFromUnicodeToUtf8(buf,aText);
sl@0
   435
sl@0
   436
	DoStaticWrite(validSubsystem, validComponent, buf);
sl@0
   437
	}
sl@0
   438
sl@0
   439
EXPORT_C void RFileLogger::WriteFormat(const TDesC8& aSubsystem, const TDesC8& aComponent, const TRefByValue<const TDesC16> aFmt,...)
sl@0
   440
/**
sl@0
   441
 * Static write. Write the formatted 16-bit string aFmt to the log file.
sl@0
   442
 * @internalTechnology 
sl@0
   443
   @pre The client requesting to log must be listed in the flogger "ini" file
sl@0
   444
        as an enabled logging client, otherwise no logging will occur.
sl@0
   445
 * @param aSubsystem Specifies the tag1 name that goes into the log file
sl@0
   446
 * @param aComponent specifies the tag2 name that goes into the log file
sl@0
   447
 * @param aFmt c-style format descriptor, followed by any variables required by the format.
sl@0
   448
 * @post The text is converted to 8-bit text before writing, and truncated to KLogBufferSize if necessary.
sl@0
   449
 *       The text is preceded in the log file by the two client tags and the client thread ID.
sl@0
   450
 *       "aSubsystem" and "aComponent" are each truncated to KMaxTagLength.
sl@0
   451
 * @note This function has poor performance since it performs a full connection and disconnection to the flogger server.
sl@0
   452
 */
sl@0
   453
	{
sl@0
   454
	//coverity[var_decl]
sl@0
   455
	VA_LIST list;
sl@0
   456
	VA_START(list,aFmt);
sl@0
   457
	
sl@0
   458
	// truncate tags
sl@0
   459
	TPtrC8 validSubsystem;
sl@0
   460
	TPtrC8 validComponent;
sl@0
   461
		
sl@0
   462
	validSubsystem.Set(aSubsystem.Left(KMaxTagLength));
sl@0
   463
	validComponent.Set(aComponent.Left(KMaxTagLength));
sl@0
   464
	//coverity[uninit_use_in_call]
sl@0
   465
	DoStaticWriteFormat(validSubsystem,validComponent,aFmt,list);
sl@0
   466
	}
sl@0
   467
sl@0
   468
EXPORT_C void RFileLogger::WriteFormat(const TDesC8& aSubsystem, const TDesC8& aComponent, const TRefByValue<const TDesC16> aFmt, VA_LIST& aList)
sl@0
   469
/**
sl@0
   470
 * Static write. Write the formatted 16-bit string aFmt to the log file.
sl@0
   471
 * @internalTechnology 
sl@0
   472
   @pre The client requesting to log must be listed in the flogger "ini" file
sl@0
   473
        as an enabled logging client, otherwise no logging will occur.
sl@0
   474
 * @param aSubsystem Specifies the tag1 name that goes into the log file
sl@0
   475
 * @param aComponent specifies the tag2 name that goes into the log file
sl@0
   476
 * @param aFmt c-style format descriptor
sl@0
   477
 * @param aList any variables required by the format.
sl@0
   478
 * @post The text is converted to 8-bit text before writing, and truncated to KLogBufferSize if necessary.
sl@0
   479
 *       The text is preceded in the log file by the two client tags and the client thread ID.
sl@0
   480
 *       "aSubsystem" and "aComponent" are each truncated to KMaxTagLength.
sl@0
   481
 * @note This function has poor performance since it performs a full connection and disconnection to the flogger server.
sl@0
   482
 */
sl@0
   483
	{
sl@0
   484
	// truncate tags
sl@0
   485
	TPtrC8 validSubsystem;
sl@0
   486
	TPtrC8 validComponent;
sl@0
   487
		
sl@0
   488
	validSubsystem.Set(aSubsystem.Left(KMaxTagLength));
sl@0
   489
	validComponent.Set(aComponent.Left(KMaxTagLength));
sl@0
   490
	
sl@0
   491
	DoStaticWriteFormat(validSubsystem,validComponent,aFmt,aList);
sl@0
   492
	}
sl@0
   493
sl@0
   494
//
sl@0
   495
// 8-bit static writes
sl@0
   496
//
sl@0
   497
sl@0
   498
EXPORT_C void RFileLogger::Write(const TDesC8& aSubsystem, const TDesC8& aComponent, const TDesC8& aText)
sl@0
   499
/**
sl@0
   500
 * Static write. Write 8-bit aText to the log file.
sl@0
   501
 * @internalTechnology 
sl@0
   502
   @pre The client requesting to log must be listed in the flogger "ini" file
sl@0
   503
        as an enabled logging client, otherwise no logging will occur.
sl@0
   504
 * @param aSubsystem Specifies the tag1 name that goes into the log file
sl@0
   505
 * @param aComponent specifies the tag2 name that goes into the log file
sl@0
   506
 * @param aText  Text to log.
sl@0
   507
 * @post The text is truncated to KLogBufferSize if necessary.
sl@0
   508
 *       The text is preceded in the log file by the two client tags and the client thread ID.
sl@0
   509
 *       "aSubsystem" and "aComponent" are each truncated to KMaxTagLength.
sl@0
   510
 * @note This function has poor performance since it performs a full connection and disconnection to the flogger server.
sl@0
   511
 */
sl@0
   512
	{
sl@0
   513
	// truncate tags
sl@0
   514
	TPtrC8 validSubsystem;
sl@0
   515
	TPtrC8 validComponent;
sl@0
   516
			
sl@0
   517
	validSubsystem.Set(aSubsystem.Left(KMaxTagLength));
sl@0
   518
	validComponent.Set(aComponent.Left(KMaxTagLength));
sl@0
   519
	DoStaticWrite(validSubsystem,validComponent, aText);
sl@0
   520
	}
sl@0
   521
sl@0
   522
EXPORT_C void RFileLogger::WriteFormat(const TDesC8& aSubsystem, const TDesC8& aComponent, const TRefByValue<const TDesC8> aFmt,...)
sl@0
   523
/**
sl@0
   524
 * Static write. Write the formatted 8-bit string aFmt to the log file.
sl@0
   525
 * @internalTechnology 
sl@0
   526
   @pre The client requesting to log must be listed in the flogger "ini" file
sl@0
   527
        as an enabled logging client, otherwise no logging will occur.
sl@0
   528
 * @param aSubsystem Specifies the tag1 name that goes into the log file
sl@0
   529
 * @param aComponent specifies the tag2 name that goes into the log file
sl@0
   530
 * @param aFmt c-style format descriptor, followed by any variables required by the format.
sl@0
   531
 * @post The text is truncated to KLogBufferSize if necessary.
sl@0
   532
 *       The text is preceded in the log file by the two client tags and the client thread ID.
sl@0
   533
 *       "aSubsystem" and "aComponent" are each truncated to KMaxTagLength.
sl@0
   534
 * @note This function has poor performance since it performs a full connection and disconnection to the flogger server.
sl@0
   535
 */
sl@0
   536
sl@0
   537
	{
sl@0
   538
	//coverity[var_decl]
sl@0
   539
	VA_LIST list;
sl@0
   540
	VA_START(list,aFmt);
sl@0
   541
	
sl@0
   542
	// truncate tags
sl@0
   543
	TPtrC8 validSubsystem;
sl@0
   544
	TPtrC8 validComponent;
sl@0
   545
		
sl@0
   546
	validSubsystem.Set(aSubsystem.Left(KMaxTagLength));
sl@0
   547
	validComponent.Set(aComponent.Left(KMaxTagLength));
sl@0
   548
	//coverity[uninit_use_in_call]
sl@0
   549
	DoStaticWriteFormat(validSubsystem,validComponent,aFmt,list);
sl@0
   550
	}
sl@0
   551
sl@0
   552
EXPORT_C void RFileLogger::WriteFormat(const TDesC8& aSubsystem, const TDesC8& aComponent, const TRefByValue<const TDesC8> aFmt, VA_LIST& aList)
sl@0
   553
/**
sl@0
   554
 * Static write. Write the formatted 16-bit string aFmt to the log file.
sl@0
   555
 * @internalTechnology 
sl@0
   556
   @pre The client requesting to log must be listed in the flogger "ini" file
sl@0
   557
        as an enabled logging client, otherwise no logging will occur.
sl@0
   558
 * @param aSubsystem Specifies the tag1 name that goes into the log file
sl@0
   559
 * @param aComponent specifies the tag2 name that goes into the log file
sl@0
   560
 * @param aFmt c-style format descriptor
sl@0
   561
 * @param aList any variables required by the format.
sl@0
   562
 * @post The text is truncated to KLogBufferSize if necessary.
sl@0
   563
 *       The text is preceded in the log file by the two client tags and the client thread ID.
sl@0
   564
 *       "aSubsystem" and "aComponent" are each truncated to KMaxTagLength.
sl@0
   565
 * @note This function has poor performance since it performs a full connection and disconnection to the flogger server.
sl@0
   566
 */
sl@0
   567
	{
sl@0
   568
	//truncate tags
sl@0
   569
	TPtrC8 validSubsystem;
sl@0
   570
	TPtrC8 validComponent;
sl@0
   571
		
sl@0
   572
	validSubsystem.Set(aSubsystem.Left(KMaxTagLength));
sl@0
   573
	validComponent.Set(aComponent.Left(KMaxTagLength));
sl@0
   574
		
sl@0
   575
	DoStaticWriteFormat(validSubsystem,validComponent,aFmt,aList);
sl@0
   576
	}
sl@0
   577
sl@0
   578
sl@0
   579
sl@0
   580
sl@0
   581
sl@0
   582
sl@0
   583
//
sl@0
   584
// Removed 16-bit static writes
sl@0
   585
//
sl@0
   586
sl@0
   587
EXPORT_C void RFileLogger::Write(const TDesC& aSubsystem, const TDesC& aComponent, TFileLoggingMode /*aMode*/, const TDesC16& aText)
sl@0
   588
/**
sl@0
   589
 * Static write. Write 16-bit aText to the log file if it is a valid file.
sl@0
   590
 * @internalTechnology 
sl@0
   591
 * @removed With the advent of a single log file for all clients, this function has been replaced by an equivalent without the aMode parameter.
sl@0
   592
   @pre The client requesting to log must be listed in the flogger "ini" file
sl@0
   593
        as an enabled logging client, otherwise no logging will occur.
sl@0
   594
 * @param aSubsystem Specifies the tag1 name that goes into the log file
sl@0
   595
 * @param aComponent specifies the tag2 name that goes into the log file
sl@0
   596
 * @param aMode not used
sl@0
   597
 * @param aText Text to write
sl@0
   598
 * @post The text is converted to 8-bit text before writing, and truncated to KLogBufferSize if necessary.
sl@0
   599
 *       The text is preceded in the log file by the two client tags and the client thread ID.
sl@0
   600
 *       "aSubsystem" and "aComponent" are each truncated to KMaxTagLength.
sl@0
   601
 * @note This function has poor performance since it performs a full connection and disconnection to the flogger server.
sl@0
   602
 */
sl@0
   603
	{
sl@0
   604
	// the convert also truncates if necessary	
sl@0
   605
	TNameTag narrowComponent;
sl@0
   606
	CnvUtfConverter::ConvertFromUnicodeToUtf8(narrowComponent,aComponent);
sl@0
   607
	TNameTag narrowSubsystem;
sl@0
   608
	CnvUtfConverter::ConvertFromUnicodeToUtf8(narrowSubsystem,aSubsystem);
sl@0
   609
sl@0
   610
	Write(narrowSubsystem, narrowComponent, aText);
sl@0
   611
	}
sl@0
   612
sl@0
   613
EXPORT_C void RFileLogger::WriteFormat(const TDesC& aSubsystem, const TDesC& aComponent, TFileLoggingMode aMode, TRefByValue<const TDesC16> aFmt,...)
sl@0
   614
/**
sl@0
   615
 * Static write. Write the formatted 16-bit string aFmt to the log file.
sl@0
   616
 * @internalTechnology 
sl@0
   617
 * @removed With the advent of a single log file for all clients, this function has been replaced by an equivalent without the aMode parameter.
sl@0
   618
   @pre The client requesting to log must be listed in the flogger "ini" file
sl@0
   619
        as an enabled logging client, otherwise no logging will occur.
sl@0
   620
 * @param aSubsystem Specifies the tag1 name that goes into the log file
sl@0
   621
 * @param aComponent specifies the tag2 name that goes into the log file
sl@0
   622
 * @param aMode not used
sl@0
   623
 * @param aFmt c-style format descriptor, followed by any variables required by the format.
sl@0
   624
 * @post The text is converted to 8-bit text before writing, and truncated to KLogBufferSize if necessary.
sl@0
   625
 *       The text is preceded in the log file by the two client tags and the client thread ID.
sl@0
   626
 *       "aSubsystem" and "aComponent" are each truncated to KMaxTagLength.
sl@0
   627
 * @note This function has poor performance since it performs a full connection and disconnection to the flogger server.
sl@0
   628
 */
sl@0
   629
	{
sl@0
   630
	// Just to remove the warning otherwise this does nothing 
sl@0
   631
	if (aMode == EFileLoggingModeUnknown) { }
sl@0
   632
	//coverity[var_decl]
sl@0
   633
	VA_LIST list;
sl@0
   634
	VA_START(list,aFmt);
sl@0
   635
	
sl@0
   636
	// the convert also truncates if necessary	
sl@0
   637
	TNameTag narrowComponent;
sl@0
   638
	CnvUtfConverter::ConvertFromUnicodeToUtf8(narrowComponent,aComponent);
sl@0
   639
	TNameTag narrowSubsystem;
sl@0
   640
	CnvUtfConverter::ConvertFromUnicodeToUtf8(narrowSubsystem,aSubsystem);
sl@0
   641
	//coverity[uninit_use_in_call]
sl@0
   642
	DoStaticWriteFormat(narrowSubsystem, narrowComponent,aFmt,list);
sl@0
   643
	}
sl@0
   644
sl@0
   645
EXPORT_C void RFileLogger::WriteFormat(const TDesC& aSubsystem, const TDesC& aComponent, TFileLoggingMode /*aMode*/, TRefByValue<const TDesC16> aFmt, VA_LIST& aList)
sl@0
   646
/**
sl@0
   647
 * Static write. Write the formatted 16-bit string aFmt to the log file.
sl@0
   648
 * @internalTechnology 
sl@0
   649
 * @removed With the advent of a single log file for all clients, this function has been replaced by an equivalent without the aMode parameter.
sl@0
   650
   @pre The client requesting to log must be listed in the flogger "ini" file
sl@0
   651
        as an enabled logging client, otherwise no logging will occur.
sl@0
   652
 * @param aSubsystem Specifies the tag1 name that goes into the log file
sl@0
   653
 * @param aComponent specifies the tag2 name that goes into the log file
sl@0
   654
 * @param aMode not used
sl@0
   655
 * @param aFmt c-style format descriptor
sl@0
   656
 * @param aList any variables required by the format.
sl@0
   657
 * @post The text is converted to 8-bit text before writing, and truncated to KLogBufferSize if necessary.
sl@0
   658
 *       The text is preceded in the log file by the two client tags and the client thread ID.
sl@0
   659
 *       "aSubsystem" and "aComponent" are each truncated to KMaxTagLength.
sl@0
   660
 * @note This function has poor performance since it performs a full connection and disconnection to the flogger server.
sl@0
   661
 */
sl@0
   662
	{
sl@0
   663
	// the convert also truncates if necessary	
sl@0
   664
	TNameTag narrowComponent;
sl@0
   665
	CnvUtfConverter::ConvertFromUnicodeToUtf8(narrowComponent,aComponent);
sl@0
   666
	TNameTag narrowSubsystem;
sl@0
   667
	CnvUtfConverter::ConvertFromUnicodeToUtf8(narrowSubsystem,aSubsystem);
sl@0
   668
	
sl@0
   669
	DoStaticWriteFormat(narrowSubsystem, narrowComponent,aFmt,aList);
sl@0
   670
	}
sl@0
   671
sl@0
   672
//
sl@0
   673
// Removed 8-bit static writes
sl@0
   674
//
sl@0
   675
sl@0
   676
EXPORT_C void RFileLogger::Write(const TDesC& aSubsystem, const TDesC& aComponent, TFileLoggingMode /*aMode*/, const TDesC8& aText)
sl@0
   677
/**
sl@0
   678
 * Static write. Write 8-bit aText to the log file.
sl@0
   679
 * @internalTechnology 
sl@0
   680
 * @removed With the advent of a single log file for all clients, this function has been replaced by an equivalent without the aMode parameter.
sl@0
   681
   @pre The client requesting to log must be listed in the flogger "ini" file
sl@0
   682
        as an enabled logging client, otherwise no logging will occur.
sl@0
   683
 * @param aSubsystem Specifies the tag1 name that goes into the log file
sl@0
   684
 * @param aComponent specifies the tag2 name that goes into the log file
sl@0
   685
 * @param aMode not used
sl@0
   686
 * @param aText  Text to log.
sl@0
   687
 * @post The text is truncated to KLogBufferSize if necessary.
sl@0
   688
 *       The text is preceded in the log file by the two client tags and the client thread ID.
sl@0
   689
 *       "aSubsystem" and "aComponent" are each truncated to KMaxTagLength.
sl@0
   690
 * @note This function has poor performance since it performs a full connection and disconnection to the flogger server.
sl@0
   691
 */
sl@0
   692
	{
sl@0
   693
	// the convert also truncates if necessary
sl@0
   694
	TNameTag narrowComponent;
sl@0
   695
	CnvUtfConverter::ConvertFromUnicodeToUtf8(narrowComponent,aComponent);
sl@0
   696
	TNameTag narrowSubsystem;
sl@0
   697
	CnvUtfConverter::ConvertFromUnicodeToUtf8(narrowSubsystem,aSubsystem);
sl@0
   698
	
sl@0
   699
	Write(narrowSubsystem, narrowComponent, aText);
sl@0
   700
	}
sl@0
   701
sl@0
   702
EXPORT_C void RFileLogger::WriteFormat(const TDesC& aSubsystem, const TDesC& aComponent, TFileLoggingMode aMode, TRefByValue<const TDesC8> aFmt,...)
sl@0
   703
/**
sl@0
   704
 * Static write. Write the formatted 8-bit string aFmt to the log file.
sl@0
   705
 * @internalTechnology 
sl@0
   706
 * @removed With the advent of a single log file for all clients, this function has been replaced by an equivalent without the aMode parameter.
sl@0
   707
   @pre The client requesting to log must be listed in the flogger "ini" file
sl@0
   708
        as an enabled logging client, otherwise no logging will occur.
sl@0
   709
 * @param aSubsystem Specifies the tag1 name that goes into the log file
sl@0
   710
 * @param aComponent specifies the tag2 name that goes into the log file
sl@0
   711
 * @param aMode not used
sl@0
   712
 * @param aFmt c-style format descriptor, followed by any variables required by the format.
sl@0
   713
 * @post The text is truncated to KLogBufferSize if necessary.
sl@0
   714
 *       The text is preceded in the log file by the two client tags and the client thread ID.
sl@0
   715
 *       "aSubsystem" and "aComponent" are each truncated to KMaxTagLength.
sl@0
   716
 * @note This function has poor performance since it performs a full connection and disconnection to the flogger server.
sl@0
   717
 */
sl@0
   718
sl@0
   719
	{
sl@0
   720
	// Just to remove the warning otherwise this does nothing 
sl@0
   721
	if (aMode == EFileLoggingModeUnknown) { }
sl@0
   722
	//coverity[var_decl]
sl@0
   723
	VA_LIST list;
sl@0
   724
	VA_START(list,aFmt);
sl@0
   725
	
sl@0
   726
	// the convert also truncates if necessary	
sl@0
   727
	TNameTag narrowComponent;
sl@0
   728
	CnvUtfConverter::ConvertFromUnicodeToUtf8(narrowComponent,aComponent);
sl@0
   729
	TNameTag narrowSubsystem;
sl@0
   730
	CnvUtfConverter::ConvertFromUnicodeToUtf8(narrowSubsystem,aSubsystem);
sl@0
   731
	//coverity[uninit_use_in_call]
sl@0
   732
	DoStaticWriteFormat(narrowSubsystem, narrowComponent, aFmt, list);
sl@0
   733
	}
sl@0
   734
sl@0
   735
EXPORT_C void RFileLogger::WriteFormat(const TDesC& aSubsystem, const TDesC& aComponent, TFileLoggingMode /*aMode*/, TRefByValue<const TDesC8> aFmt, VA_LIST& aList)
sl@0
   736
/**
sl@0
   737
 * Static write. Write the formatted 16-bit string aFmt to the log file.
sl@0
   738
 * @internalTechnology 
sl@0
   739
 * @removed With the advent of a single log file for all clients, this function has been replaced by an equivalent without the aMode parameter.
sl@0
   740
   @pre The client requesting to log must be listed in the flogger "ini" file
sl@0
   741
        as an enabled logging client, otherwise no logging will occur.
sl@0
   742
 * @param aSubsystem Specifies the tag1 name that goes into the log file
sl@0
   743
 * @param aComponent specifies the tag2 name that goes into the log file
sl@0
   744
 * @param aMode not used
sl@0
   745
 * @param aFmt c-style format descriptor
sl@0
   746
 * @param aList any variables required by the format.
sl@0
   747
 * @post The text is truncated to KLogBufferSize if necessary.
sl@0
   748
 *       The text is preceded in the log file by the two client tags and the client thread ID.
sl@0
   749
 *       "aSubsystem" and "aComponent" are each truncated to KMaxTagLength.
sl@0
   750
 * @note This function has poor performance since it performs a full connection and disconnection to the flogger server.
sl@0
   751
 */
sl@0
   752
	{
sl@0
   753
	// the convert also truncates if necessary	
sl@0
   754
	TNameTag narrowComponent;
sl@0
   755
	CnvUtfConverter::ConvertFromUnicodeToUtf8(narrowComponent,aComponent);
sl@0
   756
	TNameTag narrowSubsystem;
sl@0
   757
	CnvUtfConverter::ConvertFromUnicodeToUtf8(narrowSubsystem,aSubsystem);
sl@0
   758
	
sl@0
   759
	DoStaticWriteFormat(narrowSubsystem, narrowComponent,aFmt,aList);
sl@0
   760
	}
sl@0
   761
sl@0
   762
//
sl@0
   763
// Hex Dumps
sl@0
   764
//
sl@0
   765
sl@0
   766
EXPORT_C void RFileLogger::HexDump(const TText* aHeader, const TText* aMargin, const TUint8* aPtr, TInt aLen)
sl@0
   767
/**
sl@0
   768
 * Dump arbitrary data to the log file as a standard hex dump.
sl@0
   769
 * @internalTechnology 
sl@0
   770
 * @pre   The session with the server must be active, otherwise this no action is taken.
sl@0
   771
         The client requesting to log must be listed in the flogger "ini" file
sl@0
   772
        as an enabled logging client, otherwise no logging will occur.
sl@0
   773
 * @param aHeader Specify a zero-terminated string to be printed before the first hex line. Leave as null or an empty string for no header.
sl@0
   774
 * @param aMargin Specify a zero-terminated string to be printed before each subsequent line. Leave as null or an empty string for no Margin.
sl@0
   775
 * @param aPtr pointer to the data being dumped.
sl@0
   776
 * @param aLen the number of bytes to dump
sl@0
   777
 * @post Each line is preceded in the log file by the two client tags and the client thread ID.
sl@0
   778
 * @note Example of aHeader/aMargin. If "aHeader" is set to "Fn Output:" and "aMargin" is set to "         ", then output would look
sl@0
   779
 *       like (for a print of the alphabet):
sl@0
   780
 *       TLOG	Example	20	FnOutput:0000 : 61 62 63 64 65 66 67 68 69 6a 6b 6c 6d 6e 6f 70  abcdefghijklmnop
sl@0
   781
 *       TLOG	Example	20	         0010 : 71 72 73 74 75 76 77 78 79 7a                    qrstuvwxyz
sl@0
   782
 *   
sl@0
   783
 */
sl@0
   784
	{
sl@0
   785
	if (IsLogging())
sl@0
   786
		{
sl@0
   787
		DoHexDump(aHeader,aMargin,aPtr,aLen);
sl@0
   788
		}
sl@0
   789
sl@0
   790
sl@0
   791
	}
sl@0
   792
sl@0
   793
sl@0
   794
sl@0
   795
EXPORT_C void RFileLogger::HexDump(const TDesC8& aData, const TDesC8& aHeader)
sl@0
   796
/**
sl@0
   797
 * Dump arbitrary data to the log file as a standard hex dump.
sl@0
   798
 * @internalTechnology 
sl@0
   799
 * @pre   The session with the server must be active, otherwise this no action is taken.
sl@0
   800
          The client requesting to log must be listed in the flogger "ini" file
sl@0
   801
        as an enabled logging client, otherwise no logging will occur.
sl@0
   802
 * @param aData the data being dumped.
sl@0
   803
 * @param aHeader Specify a string to be printed before the first hex line. If not supplied, no header or margin is written.
sl@0
   804
 *        If supplied, then subsequent lines are indented to the length of aHeader.
sl@0
   805
 * @post Each line is preceded in the log file by the two client tags and the client thread ID.
sl@0
   806
 * @note Example of aHeader. If "aHeader" is set to "Fn Output:" then output would look
sl@0
   807
 *       like (for a print of the alphabet):
sl@0
   808
 *       TLOG	Example	20	FnOutput:0000 : 61 62 63 64 65 66 67 68 69 6a 6b 6c 6d 6e 6f 70  abcdefghijklmnop
sl@0
   809
 *       TLOG	Example	20	         0010 : 71 72 73 74 75 76 77 78 79 7a                    qrstuvwxyz
sl@0
   810
 *   
sl@0
   811
 */
sl@0
   812
	{
sl@0
   813
	if (IsLogging())
sl@0
   814
		{
sl@0
   815
		DoHexDump(aData,aHeader,TPtrC8(NULL,0));
sl@0
   816
		}
sl@0
   817
sl@0
   818
sl@0
   819
	}
sl@0
   820
sl@0
   821
sl@0
   822
sl@0
   823
sl@0
   824
sl@0
   825
sl@0
   826
EXPORT_C void RFileLogger::HexDump(const TDesC8& aSubsystem, const TDesC8& aComponent, const TDesC8& aData, const TDesC8& aHeader)
sl@0
   827
/**
sl@0
   828
 * Static Write. Dump arbitrary data to the log file as a standard hex dump.
sl@0
   829
 * @internalTechnology 
sl@0
   830
   @pre The client requesting to log must be listed in the flogger "ini" file
sl@0
   831
        as an enabled logging client, otherwise no logging will occur.
sl@0
   832
 * @param aSubsystem Specifies the tag1 name that goes into the log file
sl@0
   833
 * @param aComponent specifies the tag2 name that goes into the log file
sl@0
   834
 * @param aData the data being dumped.
sl@0
   835
 * @param aHeader Specify a string to be printed before the first hex line. If not supplied, no header or Margin is written.
sl@0
   836
 * @param aMargin Specify a string to be printed before each subsequent line. If not supplied, a string of spaces equal to the length of aHeader is used.
sl@0
   837
 * @post Each line is preceded in the log file by the two client tags and the client thread ID.
sl@0
   838
 *       "aSubsystem" and "aComponent" are each truncated to KMaxTagLength.
sl@0
   839
 * @note This function has poor performance since it performs a full connection and disconnection to the flogger server.
sl@0
   840
 *       Example of aHeader/aMargin. If "aHeader" is set to "Fn Output:" and "aMargin" is set to "         ", then output would look
sl@0
   841
 *       like (for a print of the alphabet):
sl@0
   842
 *       TLOG	Example	20	FnOutput:0000 : 61 62 63 64 65 66 67 68 69 6a 6b 6c 6d 6e 6f 70  abcdefghijklmnop
sl@0
   843
 *       TLOG	Example	20	         0010 : 71 72 73 74 75 76 77 78 79 7a                    qrstuvwxyz
sl@0
   844
 *   
sl@0
   845
 */
sl@0
   846
	{
sl@0
   847
	RFileLogger logger;
sl@0
   848
	TInt ret=logger.Connect();
sl@0
   849
	if (ret==KErrNone)
sl@0
   850
		{
sl@0
   851
		ret = logger.SetLogTags(aSubsystem,aComponent);
sl@0
   852
		if (((ret == KErrNone) && logger.iLoggerBody) && logger.iLoggerBody->iLoggingOnPckg())
sl@0
   853
			{
sl@0
   854
			logger.DoHexDump(aData,aHeader,TPtrC8(NULL,0));
sl@0
   855
			}
sl@0
   856
		logger.Close();
sl@0
   857
		}
sl@0
   858
	}
sl@0
   859
sl@0
   860
sl@0
   861
sl@0
   862
sl@0
   863
sl@0
   864
EXPORT_C void RFileLogger::HexDump(const TDesC& aSubsystem, const TDesC& aComponent, TFileLoggingMode /*aMode*/, const TText* aHeader, const TText* aMargin, const TUint8* aPtr, TInt aLen)
sl@0
   865
/**
sl@0
   866
 * Static Write. Dump arbitrary data to the log file as a standard hex dump.
sl@0
   867
 * @internalTechnology 
sl@0
   868
 * @removed With the advent of a single log file for all clients, this function has been replaced by an equivalent without the aMode parameter.
sl@0
   869
   @pre The client requesting to log must be listed in the flogger "ini" file
sl@0
   870
        as an enabled logging client, otherwise no logging will occur.
sl@0
   871
 * @param aSubsystem Specifies the tag1 name that goes into the log file
sl@0
   872
 * @param aComponent specifies the tag2 name that goes into the log file
sl@0
   873
 * @param aMode not used
sl@0
   874
 * @param aHeader Specify a zero-terminated string to be printed before the first hex line. Leave as null or an empty string for no header.
sl@0
   875
 * @param aMargin Specify a zero-terminated string to be printed before each subsequent line. Leave as null or an empty string for no Margin.
sl@0
   876
 * @param aPtr pointer to the data being dumped.
sl@0
   877
 * @param aLen the number of bytes to dump
sl@0
   878
 * @post Each line is preceded in the log file by the two client tags and the client thread ID.
sl@0
   879
 *       "aSubsystem" and "aComponent" are each truncated to KMaxTagLength.
sl@0
   880
 * @note This function has poor performance since it performs a full connection and disconnection to the flogger server.
sl@0
   881
 *       Example of aHeader/aMargin. If "aHeader" is set to "Fn Output:" and "aMargin" is set to "         ", then output would look
sl@0
   882
 *       like (for a print of the alphabet):
sl@0
   883
 *       TLOG	Example	20	FnOutput:0000 : 61 62 63 64 65 66 67 68 69 6a 6b 6c 6d 6e 6f 70  abcdefghijklmnop
sl@0
   884
 *       TLOG	Example	20	         0010 : 71 72 73 74 75 76 77 78 79 7a                    qrstuvwxyz
sl@0
   885
 *   
sl@0
   886
 */
sl@0
   887
	{
sl@0
   888
	// the convert also truncates if necessary
sl@0
   889
	TNameTag narrowComponent;
sl@0
   890
	CnvUtfConverter::ConvertFromUnicodeToUtf8(narrowComponent,aComponent);
sl@0
   891
	TNameTag narrowSubsystem;
sl@0
   892
	CnvUtfConverter::ConvertFromUnicodeToUtf8(narrowSubsystem,aSubsystem);
sl@0
   893
	
sl@0
   894
	RFileLogger logger;
sl@0
   895
	TInt ret=logger.Connect();
sl@0
   896
	if (ret==KErrNone)
sl@0
   897
		{
sl@0
   898
		ret = logger.SetLogTags(narrowSubsystem,narrowComponent);
sl@0
   899
		if (((ret == KErrNone) && logger.iLoggerBody) && logger.iLoggerBody->iLoggingOnPckg())
sl@0
   900
			{
sl@0
   901
			logger.DoHexDump(aHeader,aMargin,aPtr,aLen);
sl@0
   902
			}
sl@0
   903
		logger.Close();
sl@0
   904
		}
sl@0
   905
sl@0
   906
	}
sl@0
   907
sl@0
   908
sl@0
   909
EXPORT_C TInt RFileLogger::Handle() const
sl@0
   910
// Returns handle of session, or Null if no session.
sl@0
   911
	{
sl@0
   912
	if (iLoggerBody)
sl@0
   913
		{
sl@0
   914
		return iLoggerBody->Handle();
sl@0
   915
		}
sl@0
   916
	else
sl@0
   917
		{
sl@0
   918
		return 0;
sl@0
   919
		}
sl@0
   920
	}
sl@0
   921
sl@0
   922
EXPORT_C TInt RFileLogger::Share() 
sl@0
   923
	{
sl@0
   924
	if (iLoggerBody)
sl@0
   925
		{
sl@0
   926
  		return iLoggerBody->ShareAuto();
sl@0
   927
		}
sl@0
   928
	return KErrSessionClosed;
sl@0
   929
	}
sl@0
   930
sl@0
   931
sl@0
   932
//
sl@0
   933
// Debug tools to check for memory leaks
sl@0
   934
//
sl@0
   935
sl@0
   936
EXPORT_C void RFileLogger::__DbgShutDownServer()
sl@0
   937
/**
sl@0
   938
 * Debugging Tool. Ask the flogger server to shutdown. Only valid in DEBUG builds.
sl@0
   939
 * @internalTechnology 
sl@0
   940
 */
sl@0
   941
	{
sl@0
   942
#ifdef _DEBUG
sl@0
   943
	if (iLoggerBody)
sl@0
   944
		(void)iLoggerBody->DoSendReceive(EShutDownServer);
sl@0
   945
#endif
sl@0
   946
	}
sl@0
   947
sl@0
   948
EXPORT_C void RFileLogger::__DbgSetHeapFailure(TInt aFailAfter)
sl@0
   949
/**
sl@0
   950
 * Debugging Tool. Ask the flogger server to set its heap failure. Only valid in DEBUG builds.
sl@0
   951
 * @internalTechnology 
sl@0
   952
 * @param aFailAfter The number of successful memory allocations which will occur before
sl@0
   953
 *        a memory allocation is failed by the memory manager.
sl@0
   954
 */
sl@0
   955
	{
sl@0
   956
#ifdef _DEBUG
sl@0
   957
	if (iLoggerBody)
sl@0
   958
		{
sl@0
   959
		(void)iLoggerBody->DoSendReceive(ESetHeapFailure, TIpcArgs(aFailAfter));
sl@0
   960
		}
sl@0
   961
#else
sl@0
   962
	(void)aFailAfter;
sl@0
   963
#endif
sl@0
   964
	}
sl@0
   965
sl@0
   966
//
sl@0
   967
// Private functions
sl@0
   968
//
sl@0
   969
sl@0
   970
TInt RFileLogger::DoConnect()
sl@0
   971
/**
sl@0
   972
 * Connect to the flogger server
sl@0
   973
 * @return TInt indicating success code (KErrNone) or an error code.
sl@0
   974
 * @note: creates 1 slot: no asynchronous IPC so never need more than 1 reserved message slot.
sl@0
   975
 @internalComponent
sl@0
   976
 */
sl@0
   977
	{
sl@0
   978
	__ASSERT_ALWAYS(iLoggerBody,User::Panic(KFloggerPanic, EInternalConsistencyFault));
sl@0
   979
	return iLoggerBody->DoCreateSession(KFLoggerServerName,Version(),KNumberMessageSlots);
sl@0
   980
	}
sl@0
   981
sl@0
   982
TInt RFileLogger::DoSetLogTags(const TDesC8& aSubsystem, const TDesC8& aComponent)
sl@0
   983
/**
sl@0
   984
 * Set the two tag strings that all further writes by this client will use to
sl@0
   985
 * identify it in the log file.
sl@0
   986
 * @param aSubsystem	Specifies the tag1 name that goes into the log file
sl@0
   987
 * @param aComponent	specifies the tag2 name that goes into the log file
sl@0
   988
 * @return TInt indicating success code (KErrNone), or (KErrNotFound) if
sl@0
   989
  the connection is not valid, or an error code from SendReceive.
sl@0
   990
 * @note If an error occurs, the client connection will be silently closed to protect
sl@0
   991
 *       the client.
sl@0
   992
 */
sl@0
   993
	{
sl@0
   994
	TInt err(KErrNone);
sl@0
   995
	if (iLoggerBody)	//check that the connection was set up correctly
sl@0
   996
		{
sl@0
   997
		err = iLoggerBody->DoSendReceive(ESetLogTag, TIpcArgs(&aSubsystem, &aComponent, &(iLoggerBody->iLoggingOnPckg)));
sl@0
   998
		if (err !=KErrNone )
sl@0
   999
			{	//Something went wrong. We need to protect the client because error can be ignored.
sl@0
  1000
			Close();
sl@0
  1001
			}
sl@0
  1002
		}
sl@0
  1003
	else
sl@0
  1004
		{
sl@0
  1005
		err = KErrNotFound;
sl@0
  1006
		}
sl@0
  1007
	return err;
sl@0
  1008
	}
sl@0
  1009
sl@0
  1010
void RFileLogger::DoWrite(const TDesC8& aBuf)
sl@0
  1011
/**
sl@0
  1012
 * Send to the flogger server the pre-formatted write string.
sl@0
  1013
 * @internalTechnology 
sl@0
  1014
 * @pre session is already open.
sl@0
  1015
 * @param aBuf 8-bit text to be written. It must not exceed KLogBufferSize.
sl@0
  1016
 */
sl@0
  1017
	{
sl@0
  1018
	__ASSERT_ALWAYS(iLoggerBody,User::Panic(KFloggerPanic, EInternalConsistencyFault));
sl@0
  1019
	(void)iLoggerBody->DoSendReceive(EWriteToLog,TIpcArgs(&aBuf, aBuf.Length()));	
sl@0
  1020
	}
sl@0
  1021
sl@0
  1022
void RFileLogger::DoWriteFormat(TRefByValue<const TDesC16> aFmt, VA_LIST& aList)
sl@0
  1023
/**
sl@0
  1024
 * Trim and convert format string before sending to the flogger server.
sl@0
  1025
 * @pre session is already open.
sl@0
  1026
 * @param aFmt c-style formatted text to be written.
sl@0
  1027
 * @param aList any variables required by the format.
sl@0
  1028
 * @post The final string is truncated to KLogBufferSize and converted to 8-bit.
sl@0
  1029
 */
sl@0
  1030
	{
sl@0
  1031
	TBuf16<KLogBufferSize> wideBuf;
sl@0
  1032
	__ASSERT_ALWAYS(iLoggerBody,User::Panic(KFloggerPanic, EInternalConsistencyFault));
sl@0
  1033
	wideBuf.AppendFormatList(aFmt, aList, &(iLoggerBody->iFlogOverflow16));
sl@0
  1034
	TBuf8<KLogBufferSize> narrowBuf;
sl@0
  1035
	CnvUtfConverter::ConvertFromUnicodeToUtf8(narrowBuf,wideBuf);
sl@0
  1036
	DoWrite(narrowBuf);
sl@0
  1037
	}
sl@0
  1038
sl@0
  1039
void RFileLogger::DoWriteFormat(TRefByValue<const TDesC8> aFmt, VA_LIST& aList)
sl@0
  1040
/**
sl@0
  1041
 * Trim format string before sending to the flogger server.
sl@0
  1042
 * @pre session is already open.
sl@0
  1043
 * @param aFmt c-style formatted text to be written.
sl@0
  1044
 * @param aList any variables required by the format.
sl@0
  1045
 * @post The final string is truncated to KLogBufferSize.
sl@0
  1046
 */
sl@0
  1047
	{
sl@0
  1048
	TBuf8<KLogBufferSize> buf;
sl@0
  1049
	__ASSERT_ALWAYS(iLoggerBody,User::Panic(KFloggerPanic, EInternalConsistencyFault));
sl@0
  1050
	buf.AppendFormatList(aFmt,aList, &(iLoggerBody->iFlogOverflow8));
sl@0
  1051
	DoWrite(buf);
sl@0
  1052
	}
sl@0
  1053
	
sl@0
  1054
void RFileLogger::DoSendStaticWrite(const TDesC8& aSubsystem, const TDesC8& aComponent, const TDesC8& aText)
sl@0
  1055
/**
sl@0
  1056
 * Send to the flogger server the pre-formatted write string.
sl@0
  1057
 * @pre session is already open.
sl@0
  1058
 *      aText is not longer than KLogBufferSize
sl@0
  1059
 * @param aSubsystem Specifies the tag1 name that goes into the log file
sl@0
  1060
 * @param aComponent specifies the tag2 name that goes into the log file
sl@0
  1061
 * @param aText text to write
sl@0
  1062
 * @post The text is only written if the tag1+tag2 combination is listed as an enabled client
sl@0
  1063
 *       in the flogger "ini" file, otherwise no action is taken.
sl@0
  1064
 *       The text is preceded in the log file by the two client tags and the client thread ID.
sl@0
  1065
 */
sl@0
  1066
	{
sl@0
  1067
	__ASSERT_ALWAYS(iLoggerBody,User::Panic(KFloggerPanic, EInternalConsistencyFault));
sl@0
  1068
	(void)iLoggerBody->DoSendReceive(EStaticWriteToLog,TIpcArgs(&aSubsystem, &aComponent, &aText, aText.Length()));		// ignore error
sl@0
  1069
	}	
sl@0
  1070
sl@0
  1071
void RFileLogger::DoStaticWrite(const TDesC8& aSubsystem, const TDesC8& aComponent, const TDesC8& aText)
sl@0
  1072
/**
sl@0
  1073
 * Send to the flogger server the pre-formatted write string.
sl@0
  1074
 * @pre session is already open.
sl@0
  1075
 *      aText is not longer than KLogBufferSize
sl@0
  1076
 * @param aSubsystem Specifies the tag1 name that goes into the log file
sl@0
  1077
 * @param aComponent specifies the tag2 name that goes into the log file
sl@0
  1078
 * @param aText text to write
sl@0
  1079
 * @post The text is only written if the tag1+tag2 combination is listed as an enabled client
sl@0
  1080
 *       in the flogger "ini" file, otherwise no action is taken.
sl@0
  1081
 *       The text is preceded in the log file by the two client tags and the client thread ID.
sl@0
  1082
 */
sl@0
  1083
	{
sl@0
  1084
	RFileLogger logger;
sl@0
  1085
	TInt ret=logger.Connect();
sl@0
  1086
	if (ret==KErrNone)
sl@0
  1087
		{
sl@0
  1088
		TPtrC8 textValid;
sl@0
  1089
		textValid.Set(aText.Left(KLogBufferSize));
sl@0
  1090
sl@0
  1091
		logger.DoSendStaticWrite(aSubsystem, aComponent, textValid);
sl@0
  1092
		}
sl@0
  1093
sl@0
  1094
	logger.Close();
sl@0
  1095
	}	
sl@0
  1096
sl@0
  1097
sl@0
  1098
sl@0
  1099
void RFileLogger::DoStaticWriteFormat(const TDesC8& aSubsystem, const TDesC8& aComponent, TRefByValue<const TDesC> aFmt, VA_LIST& aList)
sl@0
  1100
/**
sl@0
  1101
 * Send to the flogger server a format write string.
sl@0
  1102
 * @param aSubsystem Specifies the tag1 name that goes into the log file
sl@0
  1103
 * @param aComponent specifies the tag2 name that goes into the log file
sl@0
  1104
 * @param aFmt c-style formatted text to be written.
sl@0
  1105
 * @param aList any variables required by the format.
sl@0
  1106
 * @post The text is only written if the tag1+tag2 combination is listed as an enabled client
sl@0
  1107
 *       in the flogger "ini" file, otherwise no action is taken.
sl@0
  1108
 *       If necessary, the final string is truncated to KLogBufferSize.
sl@0
  1109
 *       The final string is converted to an 8-bit string.
sl@0
  1110
 *       The text is preceded in the log file by the two client tags and the client thread ID.
sl@0
  1111
 */
sl@0
  1112
	{
sl@0
  1113
	TFlogOverflow16 objFlogBody16;
sl@0
  1114
	TBuf<KLogBufferSize> wideBuf;
sl@0
  1115
	TBuf8<KLogBufferSize> narrowBuf;
sl@0
  1116
sl@0
  1117
    wideBuf.AppendFormatList(aFmt, aList, &objFlogBody16);
sl@0
  1118
	CnvUtfConverter::ConvertFromUnicodeToUtf8(narrowBuf,wideBuf);
sl@0
  1119
		
sl@0
  1120
    DoStaticWrite(aSubsystem, aComponent, narrowBuf);
sl@0
  1121
	}
sl@0
  1122
sl@0
  1123
void RFileLogger::DoStaticWriteFormat(const TDesC8& aSubsystem, const TDesC8& aComponent, TRefByValue<const TDesC8> aFmt, VA_LIST& aList)
sl@0
  1124
/**
sl@0
  1125
 * Send to the flogger server a format write string.
sl@0
  1126
 * @param aSubsystem Specifies the tag1 name that goes into the log file
sl@0
  1127
 * @param aComponent specifies the tag2 name that goes into the log file
sl@0
  1128
 * @param aFmt c-style formatted text to be written.
sl@0
  1129
 * @param aList any variables required by the format.
sl@0
  1130
 * @post The text is only written if the tag1+tag2 combination is listed as an enabled client
sl@0
  1131
 *       in the flogger "ini" file, otherwise no action is taken.
sl@0
  1132
 *       If necessary, the final string is truncated to KLogBufferSize.
sl@0
  1133
 *       The text is preceded in the log file by the two client tags and the client thread ID.
sl@0
  1134
 */	{
sl@0
  1135
	TFlogOverflow8 objFlogBody8;
sl@0
  1136
	TBuf8<KLogBufferSize> buf;
sl@0
  1137
	buf.AppendFormatList(aFmt, aList, &objFlogBody8);
sl@0
  1138
	
sl@0
  1139
    DoStaticWrite(aSubsystem, aComponent, buf);
sl@0
  1140
	}
sl@0
  1141
sl@0
  1142
void RFileLogger::DoHexDump(const TText* aHeader, const TText* aMargin, const TUint8* aPtr, TInt aLen)
sl@0
  1143
/**
sl@0
  1144
 * Static Write. Dump arbitrary data to the log file as a standard hex dump.
sl@0
  1145
 * @pre session is already open.
sl@0
  1146
 * @param aHeader Specify a zero-terminated string to be printed before the first hex line. Leave as null or an empty string for no header.
sl@0
  1147
 * @param aMargin Specify a zero-terminated string to be printed before each subsequent line. Leave as null or an empty string for no Margin.
sl@0
  1148
 * @param aPtr pointer to the data being dumped.
sl@0
  1149
 * @param aLen the number of bytes to dump
sl@0
  1150
 * @post The text is only written if the tag1+tag2 combination is listed as an enabled client
sl@0
  1151
 *       in the flogger "ini" file, otherwise no action is taken.
sl@0
  1152
 *       Each line is preceded in the log file by the two client tags and the client thread ID.
sl@0
  1153
 *       The data is written in lines of 16 characters.
sl@0
  1154
 * @note Example of aHeader/aMargin. If "aHeader" is set to "Fn Output:" and "aMargin" is set to "         ", then output would look
sl@0
  1155
 *       like (for a print of the alphabet):
sl@0
  1156
 *       TLOG	Example	20	FnOutput:0000 : 61 62 63 64 65 66 67 68 69 6a 6b 6c 6d 6e 6f 70  abcdefghijklmnop
sl@0
  1157
 *       TLOG	Example	20	         0010 : 71 72 73 74 75 76 77 78 79 7a                    qrstuvwxyz
sl@0
  1158
 *   
sl@0
  1159
 */
sl@0
  1160
	{
sl@0
  1161
	// this delightful art-deco code lifted straight from old flogger
sl@0
  1162
	if (aPtr==NULL)		// nothing to do
sl@0
  1163
		{
sl@0
  1164
		return;
sl@0
  1165
		}
sl@0
  1166
sl@0
  1167
	TBuf<KMaxHexDumpWidth> buf;
sl@0
  1168
	TBuf8<KMaxHexDumpWidth> temp;
sl@0
  1169
sl@0
  1170
sl@0
  1171
	TInt i=0;
sl@0
  1172
	const TText* p=aHeader;
sl@0
  1173
	while (aLen>0)
sl@0
  1174
		{
sl@0
  1175
		if (p==NULL)
sl@0
  1176
			{
sl@0
  1177
			p=BLANK;	// if NULL set p to a blank string
sl@0
  1178
			}
sl@0
  1179
		TInt n=(aLen>KHexDumpWidth ? KHexDumpWidth : aLen);
sl@0
  1180
		__ASSERT_ALWAYS(iLoggerBody,User::Panic(KFloggerPanic, EInternalConsistencyFault));
sl@0
  1181
		buf.AppendFormat(KFirstFormatString,&(iLoggerBody->iFlogOverflow16),p,i);
sl@0
  1182
		TInt j;
sl@0
  1183
		for (j=0; j<n; j++)
sl@0
  1184
			{
sl@0
  1185
			buf.AppendFormat(KSecondFormatString,aPtr[i+j]);
sl@0
  1186
			}
sl@0
  1187
		while (j++<KHexDumpWidth)
sl@0
  1188
			{
sl@0
  1189
			buf.Append(KThreeSpaces);
sl@0
  1190
			}
sl@0
  1191
		buf.Append(KTwoSpaces);
sl@0
  1192
		for (j=0; j<n; j++)
sl@0
  1193
			{
sl@0
  1194
			buf.AppendFormat(KThirdFormatString,(aPtr[i+j]<KLowestPrintableCharacter || aPtr[i+j]>KHighestPrintableCharacter) ? KFullStopChar : aPtr[i+j]);
sl@0
  1195
			}
sl@0
  1196
		
sl@0
  1197
		CnvUtfConverter::ConvertFromUnicodeToUtf8(temp,buf);
sl@0
  1198
		DoWrite(temp);
sl@0
  1199
		
sl@0
  1200
		buf.SetLength(0);
sl@0
  1201
		temp.SetLength(0);
sl@0
  1202
		aLen-=n;
sl@0
  1203
		i+=n;
sl@0
  1204
		p=aMargin;
sl@0
  1205
		}
sl@0
  1206
	}
sl@0
  1207
sl@0
  1208
sl@0
  1209
sl@0
  1210
void RFileLogger::DoHexDump(const TDesC8& aData, const TDesC8& aHeader, const TDesC8& aMargin)
sl@0
  1211
/**
sl@0
  1212
 * Static Write. Dump arbitrary data to the log file as a standard hex dump.
sl@0
  1213
 * @see RFileLogger::HexDump(const TDesC8& aData, const TDesC8& aHeader = 0)
sl@0
  1214
 * @param aMargin - supply a margin - if left null, then a margin of spaces of equal length to "aHeader"
sl@0
  1215
 *                  is used.
sl@0
  1216
 * @pre session is already open.
sl@0
  1217
 */
sl@0
  1218
	{
sl@0
  1219
	HBufC8* marginStr = NULL;
sl@0
  1220
	TBuf8<KMaxHexDumpWidth> buf;
sl@0
  1221
	TInt aRemainingLen = aData.Length();
sl@0
  1222
	TInt aHeaderLen = aHeader.Length();
sl@0
  1223
	
sl@0
  1224
	__ASSERT_ALWAYS(iLoggerBody,User::Panic(KFloggerPanic, EInternalConsistencyFault));
sl@0
  1225
	
sl@0
  1226
	if (aData.Length()==0)		// nothing to do
sl@0
  1227
		{
sl@0
  1228
		return;
sl@0
  1229
		}
sl@0
  1230
sl@0
  1231
sl@0
  1232
	if (aHeaderLen > 0)
sl@0
  1233
		{
sl@0
  1234
		
sl@0
  1235
		if (aMargin.Length() == 0)
sl@0
  1236
			{
sl@0
  1237
			marginStr = HBufC8::New(aHeader.Length());
sl@0
  1238
			if (marginStr == NULL)
sl@0
  1239
				{
sl@0
  1240
				return;		// abort if No memory
sl@0
  1241
				}
sl@0
  1242
			TPtr8 marginStrPtr(marginStr->Des());
sl@0
  1243
			marginStrPtr.AppendFill(' ',aHeader.Length());
sl@0
  1244
			}
sl@0
  1245
		else
sl@0
  1246
			{
sl@0
  1247
			marginStr = aMargin.Alloc();
sl@0
  1248
			}
sl@0
  1249
		}
sl@0
  1250
		
sl@0
  1251
		
sl@0
  1252
	
sl@0
  1253
	TUint blockStartPos = 0;
sl@0
  1254
	while (aRemainingLen>0)
sl@0
  1255
		{
sl@0
  1256
		TInt blockLength = (aRemainingLen>KHexDumpWidth ? KHexDumpWidth : aRemainingLen);
sl@0
  1257
		
sl@0
  1258
		// write the header/margin and print in hex which bytes we are about to write
sl@0
  1259
		if (blockStartPos == 0)
sl@0
  1260
			{
sl@0
  1261
			if (aHeaderLen > 0)
sl@0
  1262
				{
sl@0
  1263
				buf.Append(aHeader);
sl@0
  1264
				}
sl@0
  1265
			buf.AppendFormat(KFirstFormatString8,&(iLoggerBody->iFlogOverflow8), blockStartPos);
sl@0
  1266
			}
sl@0
  1267
		else
sl@0
  1268
			{
sl@0
  1269
			if (marginStr)
sl@0
  1270
				{
sl@0
  1271
				buf.Append(*marginStr);
sl@0
  1272
				}
sl@0
  1273
			buf.AppendFormat(KFirstFormatString8,&(iLoggerBody->iFlogOverflow8),blockStartPos);
sl@0
  1274
			}
sl@0
  1275
		
sl@0
  1276
		TInt bytePos;
sl@0
  1277
		// write the bytes as hex
sl@0
  1278
		for (bytePos = 0; bytePos < blockLength; bytePos++)
sl@0
  1279
			{
sl@0
  1280
			buf.AppendFormat(KSecondFormatString8,aData[blockStartPos + bytePos]);
sl@0
  1281
			}
sl@0
  1282
		while (bytePos++ < KHexDumpWidth)
sl@0
  1283
			{
sl@0
  1284
			buf.Append(KThreeSpaces8);
sl@0
  1285
			}
sl@0
  1286
		buf.Append(KTwoSpaces8);
sl@0
  1287
		// print the bytes as characters, or full stops if outside printable range
sl@0
  1288
		for (bytePos = 0; bytePos < blockLength; bytePos++)
sl@0
  1289
			{
sl@0
  1290
			buf.AppendFormat(KThirdFormatString8,(aData[blockStartPos + bytePos] < KLowestPrintableCharacter || aData[blockStartPos + bytePos] > KHighestPrintableCharacter) ? KFullStopChar8 : aData[blockStartPos + bytePos]);
sl@0
  1291
			}
sl@0
  1292
		
sl@0
  1293
		DoWrite(buf);
sl@0
  1294
		
sl@0
  1295
		buf.SetLength(0);
sl@0
  1296
		aRemainingLen -= blockLength;
sl@0
  1297
		blockStartPos += blockLength;
sl@0
  1298
		}
sl@0
  1299
	delete marginStr;
sl@0
  1300
	}
sl@0
  1301
sl@0
  1302
sl@0
  1303
sl@0
  1304
EXPORT_C void ClientRunStubOrdinal1()
sl@0
  1305
/**
sl@0
  1306
 * @removed This function has been removed because the flogsvrl dll contains the equivalent function
sl@0
  1307
@internalComponent
sl@0
  1308
 */
sl@0
  1309
	{User::Panic(KFloggerPanic, KErrNotSupported);}
sl@0
  1310