kerneltest/e32test/misc/prbs.h
author Mike Kinghan <mikek@symbian.org>
Mon, 19 Jul 2010 14:32:36 +0100
branchGCC_SURGE
changeset 210 b592f7984442
parent 0 a41df078684a
permissions -rw-r--r--
Fix for bug 3292 - [GCCE] Possible undefined behaviour warning in kerneltest/f32test/server/t_fatcharsetconv_SpecificCases.cpp Fix for bug 3293 - [GCCE] Incorrect operator precedence assumptions in kerneltest/f32test/server/t_fsrv.cpp Fix for bug 3295 - [GCCE] deprecated conversion from string constant to 'char*' in f32test build Fix for bug 3297 - [GCCE] Operator precedence warnings in kerneltest/f32test/demandpaging/t_nandpaging.cpp Fix for bug 3309 - [GCCE] Terminal backslashes in comments are parsed as line-continuations in f32test

// Copyright (c) 1997-2009 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:
// e32test\misc\prbs.h
// 
//

#ifndef __PRBS_H__
#define __PRBS_H__
#include <e32cmn.h>

LOCAL_C TUint Random(TUint* aSeed)
	{
	TUint x = aSeed[0];
	TUint r3 = x >> 1;
	r3 |= (aSeed[1] << 31);
	aSeed[1] = x & 1;
	r3 ^= (x << 12);
	x = r3 ^ (r3 >> 20);
	aSeed[0] = x;
	return x;
	}

#endif