kerneltest/e32test/lffs/randgen.cpp
author William Roberts <williamr@symbian.org>
Fri, 11 Jun 2010 17:54:34 +0100
branchGCC_SURGE
changeset 143 de794338254b
parent 0 a41df078684a
permissions -rw-r--r--
Add definition of _FOFF_DYNAMIC(c,f) as an alternative to _FOFF(c,f) where f cannot be computed at compile time

// Copyright (c) 2000-2009 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:
// Random number generator
// 
//

#include <e32std.h>
#include <e32std_private.h>
#include "randgen.h"

TRandomGenerator::TRandomGenerator()
	: iValue(MAKE_TINT64(0x90099090,0xAFAFEEEE))
	{
	}


TUint TRandomGenerator::Next()
	{
	iValue *= 214013;
    iValue += 2531011;
    return static_cast<TUint>( ((iValue>>16)&KMaxTInt) );
	}