sl@0: // Copyright (c) 2002-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: //
sl@0: 
sl@0: #include "logservpanic.h"
sl@0: #include "LogServSqlStrings.h"
sl@0: 
sl@0: //
sl@0: // RMessage::Panic() also completes the message. This is:
sl@0: // (a) important for efficient cleanup within the kernel
sl@0: // (b) a problem if the message is completed a second time
sl@0: //
sl@0: void PanicClientL(const RMessage2& aMessage, TLogServPanic aPanic)
sl@0: 	{
sl@0: 	aMessage.Panic(KLogServ, aPanic);
sl@0: 	User::Leave(KLogPanicLeave);
sl@0: 	}
sl@0: 
sl@0: void PanicClient(const RMessage2& aMessage, TLogServPanic aPanic)
sl@0: 	{
sl@0: 	aMessage.Panic(KLogServ, aPanic);
sl@0: 	}
sl@0: 
sl@0: #pragma BullseyeCoverage off
sl@0: 
sl@0: void Panic(TLogServPanic aPanic)
sl@0: 	{
sl@0: 	User::Panic(KLogServ, aPanic);
sl@0: 	}
sl@0: 
sl@0: #pragma BullseyeCoverage on
sl@0: 
sl@0: #ifdef LOGGING_ENABLED
sl@0: 
sl@0: const TInt KLogEngLogBufferSize = 256;
sl@0: 
sl@0: void Log::New()
sl@0: 	{
sl@0: 	_LIT(KNewLogText, "===== NEW LOG =====");
sl@0: 	//
sl@0: 	RFileLogger logger;
sl@0: 	TInt ret=logger.Connect();
sl@0: 	if	(ret==KErrNone)
sl@0: 		{
sl@0: 		logger.CreateLog(KLogFolder, KLogFileName, EFileLoggingModeOverwrite);
sl@0: 		logger.Write(KNewLogText);
sl@0: 		}
sl@0: 	logger.Close();
sl@0: 	}
sl@0: 
sl@0: void Log::Write(const TDesC& aText)
sl@0: 	{
sl@0: 	PruneLogFile();
sl@0: 
sl@0: 	RFileLogger logger;
sl@0: 	TInt ret=logger.Connect();
sl@0: 	if (ret==KErrNone)
sl@0: 		{
sl@0: 		logger.SetDateAndTime(EFalse,EFalse);
sl@0: 		logger.CreateLog(KLogFolder, KLogFileName,EFileLoggingModeAppend);
sl@0: 		TBuf<KLogEngLogBufferSize> buf;
sl@0: 		
sl@0: 		// The debug log uses hometime rather than UTC for its timestamps. This is
sl@0: 		// purely a debugging aid.
sl@0: 		TTime now;
sl@0: 		now.HomeTime();
sl@0: 		TDateTime dateTime;
sl@0: 		dateTime = now.DateTime();
sl@0: 		buf.Format(KTimeFormat,dateTime.Hour(),dateTime.Minute(),dateTime.Second(),dateTime.MicroSecond());
sl@0: 		buf.AppendFormat(KTextFormat,&aText);
sl@0: 
sl@0: 		logger.Write(buf);
sl@0: 		}
sl@0: 
sl@0: 	logger.Close();
sl@0: 	}
sl@0: 
sl@0: void Log::WriteFormat(TRefByValue<const TDesC> aFmt,...)
sl@0: 	{
sl@0:     VA_LIST list;
sl@0:     VA_START(list,aFmt);
sl@0: 
sl@0: 	PruneLogFile();
sl@0: 
sl@0: 	TBuf<2*KLogEngLogBufferSize> buf;
sl@0: 	buf.SetMax();
sl@0: 	buf.FillZ();
sl@0: 	
sl@0: 	// The debug log uses hometime rather than UTC for its timestamps. This is
sl@0: 	// purely a debugging aid.
sl@0: 	TTime now;
sl@0: 	now.HomeTime();
sl@0: 	TDateTime dateTime;
sl@0: 	dateTime = now.DateTime();
sl@0: 	buf.Format(KTimeFormat,dateTime.Hour(),dateTime.Minute(),dateTime.Second(),dateTime.MicroSecond());
sl@0: 	buf.AppendFormatList(aFmt, list );
sl@0: 
sl@0: 	RFileLogger logger;
sl@0: 	TInt ret=logger.Connect();
sl@0: 	if (ret==KErrNone)
sl@0: 		{
sl@0: 		logger.SetDateAndTime(EFalse,EFalse);
sl@0: 		logger.CreateLog(KLogFolder, KLogFileName,EFileLoggingModeAppend);
sl@0: 		logger.Write(buf);
sl@0: 		}
sl@0: 
sl@0: 	logger.Close();
sl@0: 
sl@0: 	}
sl@0: 
sl@0: void Log::PruneLogFile()
sl@0: 	{
sl@0: 	const TInt KMaxLogSize = 1024 * 500;
sl@0: 	//
sl@0: 	_LIT(KBaseFolder, "_:\\Logs\\");
sl@0: 	TFileName fileName(KBaseFolder);
sl@0: 	fileName[0] = 'A' + static_cast<TInt>(RFs::GetSystemDrive());
sl@0: 	fileName.Append(KLogFolder);
sl@0: 	fileName.Append(KPathDelimiter);
sl@0: 	fileName.Append(KLogFileName);
sl@0: 	//
sl@0: 	RFs fsSession;
sl@0: 	if	(fsSession.Connect() == KErrNone)
sl@0: 		{
sl@0: 		TEntry entry;
sl@0: 		if	(fsSession.Entry(fileName, entry) == KErrNone)
sl@0: 			{
sl@0: 			// Check size and delete if its too big
sl@0: 			if	(entry.iSize >= KMaxLogSize)
sl@0: 				{
sl@0: 				TInt fileDeleteErr=fsSession.Delete(fileName);
sl@0: 				// If a debug build - record error
sl@0: 				#ifdef _DEBUG
sl@0: 				if (fileDeleteErr != KErrNone)
sl@0: 					{
sl@0: 					RDebug::Print(_L("Log::PruneLogFile - Failed to delete file. Error = %d"), fileDeleteErr);
sl@0: 					}
sl@0: 				#else
sl@0: 					(void)fileDeleteErr;
sl@0: 				#endif
sl@0: 				}
sl@0: 			}
sl@0: 		}
sl@0: 	fsSession.Close();
sl@0: 	}
sl@0: 
sl@0: #endif