/*

* Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

*

*/

#include "version.h"

bool Version::IsValid() const

{

	return ((iMajor >= 0 && iMajor <= 127) &&

			(iMinor >= 0 && iMinor <= 99)  &&

			(iBuild >= 0 && iBuild <= 32767));

}

bool operator==(const Version& aLhs, const Version& aRhs)

{

	return 

		aLhs.iMajor == aRhs.iMajor 

		&& aLhs.iMinor == aRhs.iMinor 

		&& aLhs.iBuild == aRhs.iBuild;

}

bool operator<(const Version& aLhs, const Version& aRhs)

{

	return (aLhs != aRhs) && !(aLhs > aRhs);

}

bool operator>(const Version& aLhs, const Version& aRhs)

{

	if (aLhs == aRhs || aLhs.iMajor < aRhs.iMajor) return false;

	if (aLhs.iMajor > aRhs.iMajor)

		return true;

	else if (aLhs.iMinor == aRhs.iMinor) // major ==

		return aLhs.iBuild > aRhs.iBuild;

	else if (aLhs.iMinor > aRhs.iMinor) 

		return true;

	else // minor ==

		return aLhs.iBuild > aRhs.iBuild;

	return false;

}

bool operator!=(const Version& aLhs, const Version& aRhs)

{

	return !(aLhs == aRhs);

}

bool operator<=(const Version& aLhs, const Version& aRhs)

{

	return (aLhs == aRhs) || aLhs < aRhs;

}

bool operator>=(const Version& aLhs, const Version& aRhs)

{

	return (aLhs == aRhs) || aLhs > aRhs;

}