rand.cpp revision 46b1264ee3b814435782dab838c9a212023e24b9
/* $Id$ */
/** @file
* IPRT - Random Numbers.
*/
/*
* Copyright (C) 2006-2008 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
* VirtualBox OSE distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*/
/*******************************************************************************
* Header Files *
*******************************************************************************/
#if defined(RT_ARCH_AMD64) || defined(RT_ARCH_X86)
# include <iprt/asm-amd64-x86.h>
#endif
/*******************************************************************************
* Global Variables *
*******************************************************************************/
/** For lazily initializing of the random generator. */
/** The default random generator. */
/**
* Perform lazy initialization.
*
* @returns IPRT status code.
* @param pvUser1 Ignored.
* @param pvUser2 Ignored.
*/
{
if (RT_FAILURE(rc))
if (RT_SUCCESS(rc))
{
#if defined(RT_ARCH_AMD64) || defined(RT_ARCH_X86)
#else
#endif
}
else
return rc;
}
{
}
{
}
{
return RTRandAdvU32(g_hRand);
}
{
}
{
return RTRandAdvS32(g_hRand);
}
{
}
{
return RTRandAdvU64(g_hRand);
}
{
}
{
return RTRandAdvS32(g_hRand);
}