genericservices/taskscheduler/Test/TSUtils/TSetUTCTime.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 17 Sep 2010 08:38:54 +0300
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// Copyright (c) 2005-2009 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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//
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#include <e32std.h>
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#include <e32debug.h>
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// This function is used to update month and day in aBufLocalTime
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// to actual month and day to be passed to TTime() constructor.
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// Remember using TTime::FormatL() in thelpers.cpp 
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// has added extra month and a day to aBufLocalTime.
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// aBufLocalTime is in format YYMMDD:HHMMSS.MMMMMM
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// see TTime::Set() for aBufLocalTime expected format details.
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TInt UpdateToActualMonthAndDay(TDes& aBufUTCTime)
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	{	
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	TInt mVal 	= 0;
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	TInt dVal 	= 0;
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	TBuf <4> tempBuf;
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	_LIT(KFormat, "%02d");
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	//Get the position of colon separator	
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	TInt colon 	= aBufUTCTime.Locate(':');
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	// Get Month & Day if Present	
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	switch(colon)
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		{
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		case 0: break;
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		case 8:
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			{
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			TLex month 	= aBufUTCTime.Mid(4,2);
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			TLex day 	= aBufUTCTime.Mid(6,2);
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			month.Val(mVal);
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			day.Val(dVal);			
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			}
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			break;
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		default:
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			{
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			// If the colon is at the wrong position
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			return (KErrArgument);
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			}
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		}
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		// Deduct extra month and a day and update aBufLocalTime
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		if(mVal > 0 && dVal > 0)
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			{
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			mVal-=1;
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			dVal-=1;
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			tempBuf.Format(KFormat, mVal);
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			aBufUTCTime.Replace(4,2, tempBuf);
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			tempBuf.Format(KFormat, dVal);
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			aBufUTCTime.Replace(6,2, tempBuf);				
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			}
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		return(KErrNone);		
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	}
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GLDEF_C TInt E32Main()
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	{
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	TInt err = KErrNone;	
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	TBuf<64> bufUTCTime;
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	User::CommandLine(bufUTCTime);	
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	err = UpdateToActualMonthAndDay(bufUTCTime);
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	if( err == KErrNone)
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	{
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		TTime utcTime(bufUTCTime);	
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		err = User::SetUTCTime(utcTime);	
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	}
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	return err;
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	}
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