loggingservices/rfilelogger/Logger/Src/Server.Cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 31 Aug 2010 16:57:14 +0300
branchRCL_3
changeset 44 26645d81f48d
parent 11 667e88a979d7
child 45 cc28652e0254
permissions -rw-r--r--
Revision: 201035 Kit: 201035
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// Copyright (c) 2002-2009 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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// Main log server engine.
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// Process log requests from multiple clients simultaneously.
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// 
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//
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/**
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 @file server.cpp
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*/
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#include "server.h"
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CLogServer* CLogServer::NewL()
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/**
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 * @return - Instance of the log server
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 */
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	{
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	CLogServer * server = new (ELeave) CLogServer();
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	CleanupStack::PushL(server);
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	server->ConstructL();
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	// CServer base class call
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	server->StartL(KFileLogrerServerName);
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	CleanupStack::Pop(server);
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	return server;
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	}
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void CLogServer::ConstructL()
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/**
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 * Second phase construction
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 */
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	{
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	User::LeaveIfError(Fs().Connect());
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	}
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CLogServer::CLogServer() : CServer2(EPriorityStandard,ESharableSessions)
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/**
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 * Constructor
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 */
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	{
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	}
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CLogServer::~CLogServer()
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/**
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 * Destructor
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 */
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	{
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	// Close the array of control structures
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	LogControl().Close();
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	Fs().Close();
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	}
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CSession2* CLogServer::NewSessionL(const TVersion& /*aVersion*/,const RMessage2& /*aMessage*/) const
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/**
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 * @param RMessage - RMessage for the session open
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 */
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	{
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	// Just create the session
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	CLogSession* session = new (ELeave) CLogSession();
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	return session;
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	}
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void CLogServer::ControlComplete(CLogFileControl& aControl)
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/**
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 * @param aControl - Logfile control class reference
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 *
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 * Checks to see if this control session can be removed 
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 */
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	{
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	// Check session count and the data buffers on the queue 
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	if(aControl.SessionCount() || !aControl.QueueEmpty())
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		return;
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	// There are no subsessions mapped to the logfile control class and
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	// no data buffers on its write queue
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	// Loop through the server's control array and remove it then delete it
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	TInt i;
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	for(i=0;i<LogControl().Count();i++)
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		{
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		if(&aControl == LogControl()[i])
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			{
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			// Done
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			LogControl().Remove(i);
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			delete &aControl;
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			break;
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			}
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		}
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	// If it's the last one then exit the server
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	if(!LogControl().Count())
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		CActiveScheduler::Stop();
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	}
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///////
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CLogSession::CLogSession()
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/**
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 * Constructor
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 */
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	{
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	}
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CLogSession::~CLogSession()
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diff changeset
   116
/**
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parents:
diff changeset
   117
 * Destructor
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parents:
diff changeset
   118
 */
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parents:
diff changeset
   119
	{
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diff changeset
   120
	// Check for null
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parents:
diff changeset
   121
	// Session close without a createlog call leaves iControl null
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parents:
diff changeset
   122
	if(!iControl)
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parents:
diff changeset
   123
		return;
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parents:
diff changeset
   124
	// A logfile control structure can have multiple server sessions
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parents:
diff changeset
   125
	// decrement its server session count
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parents:
diff changeset
   126
	iControl->RemoveSession();
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parents:
diff changeset
   127
	CLogServer* p=(CLogServer*) Server();
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parents:
diff changeset
   128
	// Shuts Down the server if this is the last open session
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parents:
diff changeset
   129
	p->ControlComplete(*iControl);
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diff changeset
   130
	}
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parents:
diff changeset
   131
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parents:
diff changeset
   132
void CLogSession::ServiceL(const RMessage2& aMessage)
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diff changeset
   133
/**
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parents:
diff changeset
   134
 * @param aMessage - Function and data for the session
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parents:
diff changeset
   135
 */
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parents:
diff changeset
   136
	{
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parents:
diff changeset
   137
	switch(aMessage.Function())
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diff changeset
   138
		{
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parents:
diff changeset
   139
		// API CreateLog() call
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parents:
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   140
		case RFileFlogger::ECreateLog :
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parents:
diff changeset
   141
			{
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parents:
diff changeset
   142
			// Sanity check to make sure it's not been called multiple times
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   143
			if(iControl)
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parents:
diff changeset
   144
				{
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parents:
diff changeset
   145
				aMessage.Complete(KErrInUse);
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   146
				break;
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parents:
diff changeset
   147
				}
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   148
			// Get the filepath
08ec8eefde2f Revision: 201003
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parents:
diff changeset
   149
			// size policed on the client side
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parents:
diff changeset
   150
			TBuf<KMaxLoggerFilePath> logFilePath;
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   151
			// Read it
08ec8eefde2f Revision: 201003
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parents:
diff changeset
   152
			aMessage.ReadL(0,logFilePath);
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   153
			// Get the log mode in the second argument
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   154
			RFileFlogger::TLogMode logMode;
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   155
			logMode = (RFileFlogger::TLogMode)aMessage.Int1();
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   156
			// Get a pointer to the parent server
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parents:
diff changeset
   157
			CLogServer* server=(CLogServer*) Server();
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   158
			// For compare's convert the whole path to lower case
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   159
			logFilePath.LowerCase();
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   160
			// Get rid of leading and trailing spaces.
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   161
			logFilePath.Trim();
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   162
						
08ec8eefde2f Revision: 201003
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parents:
diff changeset
   163
			// Loop the through the server's logfile control class list
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   164
			// to see if there's a match.
08ec8eefde2f Revision: 201003
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parents:
diff changeset
   165
			TInt i;
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   166
			for(i=0;i<server->LogControl().Count();i++)
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   167
				{
08ec8eefde2f Revision: 201003
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parents:
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   168
				if(server->LogControl()[i]->LogFile() == logFilePath)
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   169
					// This file's already in open so we don't have to open it
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   170
					break;
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   171
				}
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   172
			TInt err = KErrNone;
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   173
			// Check the count
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   174
			if(i < server->LogControl().Count())
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   175
				// Map this session to an existing logfile control class in the list
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   176
				iControl = server->LogControl()[i];
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   177
			else
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   178
				{
08ec8eefde2f Revision: 201003
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parents:
diff changeset
   179
				// Create a new logfile control class
08ec8eefde2f Revision: 201003
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parents:
diff changeset
   180
				// creates/opens the logfile
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   181
				TRAP(err,iControl = CLogFileControl::NewL(*server,logFilePath,logMode));
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   182
				if(!err)
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   183
					{  // nancy
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   184
					// find out the type of output format and assign to this new created control
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   185
					TInt error = logFilePath.Find(_L(".xml"));
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   186
					if(error==KErrNotFound) iControl->SetLogType(CLogFileControl::ETxt);
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   187
					else iControl->SetLogType(CLogFileControl::EXml);					
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   188
					// end nancy
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   189
					// Append it to the logfile control class list
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   190
					server->LogControl().Append(iControl);					
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   191
					}
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   192
				}
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   193
			if(!err)
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   194
				// Increment its session count
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   195
				iControl->AddSession();
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   196
			aMessage.Complete(err);
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   197
			}
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   198
			break;
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   199
		// One of the API write calls
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   200
		case RFileFlogger::EWriteLog :
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   201
			{
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   202
			// Sanity check
08ec8eefde2f Revision: 201003
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parents:
diff changeset
   203
			if(!iControl)
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   204
				{
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   205
				aMessage.Complete(KErrNotFound);
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   206
				break;
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   207
				}
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   208
			// Data can be any size
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   209
			// Get the length from second argument
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   210
			TInt bufferLength = aMessage.Int1();
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   211
			// Get a heap buffer of the right size
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   212
			HBufC8* buffer = HBufC8::NewLC(bufferLength);
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   213
			TPtr8 ptr(buffer->Des());
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   214
			// read the data
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   215
			aMessage.ReadL(0,ptr);			
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   216
			// Get a buffer control class contructed with the heap data
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   217
			// takes ownership
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   218
			CLogBuffer* logBuffer = new (ELeave) CLogBuffer(*buffer);
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   219
			CleanupStack::Pop(buffer);
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   220
			// Add it to the logfile control class buffer queue
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   221
			iControl->AddLogBuffer(*logBuffer);
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   222
			if(!iControl->IsActive())
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   223
				// AO is idle, kick into life
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   224
				iControl->Kick();
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   225
			aMessage.Complete(KErrNone);
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   226
			}
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   227
			break;
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parents:
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   228
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		default:
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			break;
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		}
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	}
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///////
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CLogFileControl* CLogFileControl::NewL(CLogServer& aParent, const TDesC& aLogFilePath,RFileFlogger::TLogMode aMode)
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/**
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 * @param aParent - Server reference for callback
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 * @param aLogFilePath - Full path and filename of the logfile
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 * @param aMode - Overwrite or Append
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 *
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 * First phase construction for logfile control class
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 */
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	{
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	CLogFileControl* self = new (ELeave) CLogFileControl(aParent,aLogFilePath);
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	CleanupStack::PushL(self);
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	self->ConstructL(aMode);
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	CleanupStack::Pop();
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	return self;
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	}
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   251
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CLogFileControl::CLogFileControl(CLogServer& aParent,const TDesC& aLogFilePath) :
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	iParent(aParent),
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	iLogFileName(aLogFilePath),
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	iTransmitted(EFalse)
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/**
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 * @param aParent - Server reference for callback
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 * @param aLogFilePath - Full path and filename of the logfile
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   259
 *
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 * Constructor - Safe initialisation
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   261
 */
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	{
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	iQueue.SetOffset(CLogBuffer::LinkOffset());
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   264
	}
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   265
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void CLogFileControl::ConstructL(RFileFlogger::TLogMode aMode)
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   267
/**
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 * @param aMode - Overwrite or Append
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   269
 *
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 * Second phase construction - Create or open the logfile
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   271
 */
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	{
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	if(aMode == RFileFlogger::ELogModeOverWrite)
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		// In overwrite mode replace
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		User::LeaveIfError(iLogFile.Replace(iParent.Fs(),iLogFileName,EFileWrite));
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	else
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		{
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		// For append try open then replace
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		TInt err = iLogFile.Open(iParent.Fs(),iLogFileName,EFileWrite);
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		if(err != KErrNone)
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			// Bomb out if replace fails
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			User::LeaveIfError(iLogFile.Replace(iParent.Fs(),iLogFileName,EFileWrite));
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		else
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   284
			{
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			// Open worked. Position at EOF
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			TInt pos;
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			iLogFile.Size(pos);
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   288
			User::LeaveIfError(iLogFile.Seek(ESeekEnd,pos));
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   289
			}
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   290
		}
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   291
	}
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   292
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CLogFileControl::~CLogFileControl()
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   294
/**
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   295
 * Destructor
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   296
 * The server maintains a list of these classes and will not destruct one if there
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   297
 * is data on its queue
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   298
 * Destructor just closes the file handle.
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   299
 */
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   300
	{
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   301
	iLogFile.Close();
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   302
	}
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   303
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   304
void CLogFileControl::RunL()
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   305
/**
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   306
 * Main File writing pump
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   307
 * Called on write completion or Kick() by the session that accepts the data
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   308
 */
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   309
	{
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   310
#if (defined _DEBUG)
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   311
	_LIT(KPanic,"LogEng RunL()");
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   312
#endif
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   313
	__ASSERT_DEBUG(iStatus.Int() == KErrNone,User::Panic(KPanic,iStatus.Int()));
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   314
	// Check to see if this is the result of write completion
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   315
	if(iTransmitted)
08ec8eefde2f Revision: 201003
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diff changeset
   316
		{
08ec8eefde2f Revision: 201003
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   317
		// Write completed
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   318
		// Remove the buffer at the head of the queue and free it
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   319
		CLogBuffer* buffer = iQueue.First();
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   320
		iQueue.Remove(*buffer);
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   321
		delete buffer;
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   322
		}
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parents:
diff changeset
   323
	// Check to see if there's more on the queue
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parents:
diff changeset
   324
	if(!iQueue.IsEmpty())
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diff changeset
   325
		{
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diff changeset
   326
		// There is so write the head of the queue
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diff changeset
   327
		CLogBuffer* buffer = iQueue.First();	
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diff changeset
   328
		SetActive();
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   329
		// Set the flag to say we've transmitted
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diff changeset
   330
		iTransmitted = ETrue;
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parents:
diff changeset
   331
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diff changeset
   332
//  ------------------------------------
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parents:
diff changeset
   333
		if(iLogFormat==ETxt)  WriteTxt(buffer->Buf());
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parents:
diff changeset
   334
		else WriteXml(buffer->Buf());
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parents:
diff changeset
   335
		} 
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diff changeset
   336
	else
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parents:
diff changeset
   337
		{
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   338
		// Nothing on the queue
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   339
		iTransmitted = EFalse;
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diff changeset
   340
		// Call into the server to check if this resource can be freed
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parents:
diff changeset
   341
		iParent.ControlComplete(*this);
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   342
		}
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   343
	}
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   344
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   345
void CLogFileControl::WriteXml(const TDesC8 &aDes)
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   346
/**
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   347
 * @param aDes - send a aDes string in xml format to a log file
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   348
 */
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   349
	{
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   350
/*--------- Maintaince Warning:  -----------------------------------
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   351
******* the fomat of below is sensible from client original format.  
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   352
******* Any change should match actual string formated from client. 
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   353
******* Double check the code on client side 
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   354
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   355
* The current assumtion of format:
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   356
* First string values are seperated by sign " - " and extra pair of fields are
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   357
* seperated from main log message  by long unusual string "LogFieldsRequiredBeingAddedToAboveLogMessage"
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   358
* The \t used to seperate field name and field value and \r\n used to seperate
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   359
* each other from those pairs of field
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   360
* \t\t\t\t\t\t is used to end of whole string
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   361
--------------------------------------------------------------------------------*/
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   362
		_LIT8(KxmlHeader,"<?xml version=\"1.0\" encoding=\"ISO-8859-1\"?>\r\n<LOGFILE>");
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   363
		//The order of variables:
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   364
		// time 		- aTime
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   365
		// Severity 	- aSeverity
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   366
		// Thread 		- aThread
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   367
		// Filename 	- aFilename
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   368
		// Linenumber 	- aLinenumber
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   369
		// Text 		- aText
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   370
		
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   371
		// Start of string retrive/deformating 
11
667e88a979d7 Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   372
		HBufC8* pBuf1 = HBufC8::New(KMaxLoggerLineLength*2); //(aDes.Length()+200);
0
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   373
		if(!pBuf1)
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   374
			{
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   375
			return; // no memory 
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   376
			}
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   377
		TPtr8 aPtr(pBuf1->Des());  // used for searching
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   378
		TPtr8 alogbuf(pBuf1->Des());  //used for final log
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   379
		aPtr.Append(aDes);
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   380
		TPtrC8 SearchBuf;
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   381
		TInt aCount[8]; 
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   382
		aCount[0]=0;
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   383
		TInt posI(0);
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   384
44
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   385
        // retrive log message:
0
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   386
		// Retrive common part of log message:
44
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   387
		TInt i=0;
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   388
		for(i=1; i<6; i++)
0
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   389
			{
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   390
			SearchBuf.Set(aPtr.Mid(posI));
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   391
			aCount[i]=SearchBuf.Find(KSeperation8)+posI;
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   392
			posI=aCount[i]+3;
11
667e88a979d7 Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   393
			if(aCount[i]<aCount[i-1])	
44
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   394
                {
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   395
                delete pBuf1;
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   396
                return; // wrong format string from client
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   397
                }
0
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   398
			}
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   399
		// seperating common log message and extra log fields will be easy for future maintaince.
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   400
		TLogField8* alogField = new TLogField8[6];  // the common part of log message for both 
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   401
								  					// with and without extra log fields
11
667e88a979d7 Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   402
		if(!alogField) 
44
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   403
            {
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   404
            delete pBuf1;
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   405
            return; // no memory
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   406
            }
0
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   407
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   408
		TLogField8* extralogField=NULL; // only applied to extra log fields
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   409
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   410
		TInt alength=0;  // a length of array of extra log fields
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   411
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   412
		alogField[0].iLogTag8.Copy(_L8("TIME"));
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   413
		alogField[1].iLogTag8.Copy(_L8("SEVERITY"));
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   414
		alogField[2].iLogTag8.Copy(_L8("THREAD"));
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   415
		alogField[3].iLogTag8.Copy(_L8("FILENAME"));
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   416
		alogField[4].iLogTag8.Copy(_L8("LINENUMBER"));
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   417
		alogField[5].iLogTag8.Copy(_L8("TEXT"));
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   418
			
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   419
		alogField[0].iLogValue8.Copy(aPtr.Mid(aCount[0],aCount[1]-aCount[0]));
44
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   420
		for(i=1; i<5; i++)
0
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   421
			{
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   422
			alogField[i].iLogValue8.Copy(aPtr.Mid(aCount[i]+3,aCount[i+1]-aCount[i]-3));				
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   423
			}
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   424
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   425
		SearchBuf.Set(aPtr.Mid(posI));
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   426
		aCount[6]=SearchBuf.Find(_L8("LogFieldsRequiredBeingAddedToAboveLogMessage"))+posI; 
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   427
		if(aCount[6]<posI)  // no addtional fields. Find return value is KErrNotFound or >0
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   428
			{
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   429
			alogField[5].iLogValue8.Copy(aPtr.Mid(aCount[5]+3,aDes.Length()-aCount[5]-5));
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   430
			}
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   431
		else
44
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   432
            {
0
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   433
			alogField[5].iLogValue8.Copy(aPtr.Mid(aCount[5]+3,aCount[6]-aCount[5]-5));
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   434
			posI=aCount[6]+45;  //45 is from the length of long string and a tab
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   435
			SearchBuf.Set(aPtr.Mid(posI));
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   436
			aCount[7]=SearchBuf.Find(_L8("\r\n"))+posI;
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   437
			TLex8 lex(aPtr.Mid(posI,aCount[7]-posI));  // get the length
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   438
			TInt err=lex.Val(alength); 
44
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   439
			if (err)
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   440
                alength=0; // ignor the extra log fields. Let the log go
0
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   441
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   442
			// Retrive the extra log fields
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   443
			extralogField = new TLogField8[alength];
11
667e88a979d7 Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   444
			if(!extralogField)
44
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   445
                {
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   446
                delete pBuf1; 
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   447
                return; // no memory
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   448
                }
0
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   449
			for(TInt i=0; i<alength; i++)
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   450
				{
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   451
				aCount[6]=aCount[7]+2;
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   452
				SearchBuf.Set(aPtr.Mid(aCount[6]));
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   453
				aCount[7]=SearchBuf.Find(_L8("\t"))+aCount[6];
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   454
				extralogField[i].iLogTag8.Copy(aPtr.Mid(aCount[6],aCount[7]-aCount[6]));
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   455
				aCount[6]=aCount[7]+1;
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   456
				SearchBuf.Set(aPtr.Mid(aCount[6]));
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   457
				aCount[7]=SearchBuf.Find(_L8("\r\n"))+aCount[6];
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   458
				extralogField[i].iLogValue8.Copy(aPtr.Mid(aCount[6],aCount[7]-aCount[6]));
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   459
				}
44
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   460
            }
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   461
		// Start to organize an XML format:
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   462
		TInt afileSize;
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   463
		_LIT(KLogMutex, "LoggingServerMutex");
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   464
		RMutex mutex;
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   465
		TInt r = mutex.CreateGlobal(KLogMutex);
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   466
		if(r==KErrAlreadyExists)
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   467
			r = mutex.OpenGlobal(KLogMutex);  
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   468
		
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   469
		if(!r)
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   470
            mutex.Wait(); // If still failed, let logging go without bother the mutex.
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   471
		iLogFile.Size(afileSize);
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   472
		if(afileSize<12) // 12 is from charters of "\r\n</LOGFILE>" 
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   473
					//It shoud happened once at the beginning of the file
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   474
					// such as overwrite mode
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   475
            {
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   476
			afileSize=12; // used for lock position
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   477
			alogbuf.Copy(KxmlHeader);
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   478
			}
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   479
		alogbuf.Append(_L8("\r\n<MESSAGE>\r\n"));
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   480
		for(TInt i=0; i<6; i++)
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   481
			{
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   482
			alogbuf.Append(_L8("  <"));
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   483
			alogbuf.Append(alogField[i].iLogTag8);
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   484
			alogbuf.Append(_L8(">"));
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   485
			alogbuf.Append(alogField[i].iLogValue8);
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   486
			alogbuf.Append(_L8("</"));
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   487
			alogbuf.Append(alogField[i].iLogTag8);
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   488
			alogbuf.Append(_L8(">\r\n"));				
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   489
			}
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   490
		for(TInt i=0; i<alength; i++)  
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   491
			{
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   492
			alogbuf.Append(_L8("  <"));
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   493
			alogbuf.Append(extralogField[i].iLogTag8);
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   494
			alogbuf.Append(_L8(">"));
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   495
			alogbuf.Append(extralogField[i].iLogValue8);
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   496
			alogbuf.Append(_L8("</"));
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   497
			alogbuf.Append(extralogField[i].iLogTag8);
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   498
			alogbuf.Append(_L8(">\r\n"));				
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   499
			}
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   500
		
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   501
		alogbuf.Append(_L8("</MESSAGE>"));
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   502
		alogbuf.Append(_L8("\r\n</LOGFILE>"));
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   503
		
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   504
		iLogFile.Write(afileSize-12, alogbuf,iStatus);
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   505
													
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   506
		if(!r)	
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   507
			{
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   508
			mutex.Signal();
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   509
			mutex.Close();				
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   510
			} 
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   511
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   512
		if(extralogField)
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   513
            delete[] extralogField;
26645d81f48d Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 11
diff changeset
   514
0
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   515
		delete[] alogField;	
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   516
		delete pBuf1;
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   517
	}
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   518
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   519
void CLogFileControl::WriteTxt(const TDesC8 &aDes)
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   520
/**
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   521
 * @param aDes - send a aDes string in xml format to a log file
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   522
 */
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   523
	{
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   524
/*--------- Maintaince Warning for aLogBuffer -----------------------------------
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   525
******* the fomat of below is sensible from client original format.  
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   526
******* Any change should match actual string formated from client. 
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   527
******* Double check the code on client side 
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   528
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   529
* The current assumtion of format:
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   530
* First string values are seperated by sign " - " and extra pair of fields are
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   531
* seperated from main log message  by long unusual string "LogFieldsRequiredBeingAddedToAboveLogMessage"
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   532
* The \t used to seperate field name and field value and \r\n used to seperate
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   533
* each other from those pairs of field
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   534
--------------------------------------------------------------------------------*/
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   535
	iLogFile.Write(aDes,iStatus);
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   536
	}
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   537
///////
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   538
CLogBuffer::CLogBuffer(HBufC8& aLogBuffer) : iLogBuffer(aLogBuffer)
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   539
/**
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   540
 * @param aLogBuffer - Heap descriptor. This class takes ownership
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   541
 * Constructor
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   542
 */
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   543
	{
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   544
	}
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   545
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   546
CLogBuffer::~CLogBuffer()
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   547
/**
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   548
 * Destructor
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   549
 * This class owns a heap buffer so just free it
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   550
 */
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   551
	{
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   552
	delete &iLogBuffer;
08ec8eefde2f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   553
	}