rand-posix.cpp revision 062b8a43e237d9e2edde03b5837d44506e35eb47
/* $Id$ */
/** @file
* IPRT - Random Numbers and Byte Streams, POSIX.
*/
/*
* Copyright (C) 2006-2007 Sun Microsystems, Inc.
*
* 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.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
* Clara, CA 95054 USA or visit http://www.sun.com if you need
* additional information or have any questions.
*/
/*******************************************************************************
* Header Files *
*******************************************************************************/
#include <errno.h>
#include <fcntl.h>
#ifdef _MSC_VER
# include <io.h>
# include <stdio.h>
#else
# include <unistd.h>
#endif
/** @copydoc RTRANDINT::pfnGetBytes */
{
{
do
{
if (cbRead > 0)
{
}
&& cTries-- > 0);
AssertReleaseMsg((size_t)cbRead == cb, ("%zu != %zu, cTries=%zd errno=%d\n", cbRead, cb, cTries, errno));
}
}
/** @copydoc RTRANDINT::pfnDestroy */
{
return VINF_SUCCESS;
}
{
/*
* Try open it first and then setup the handle structure.
*/
if (fd < 0)
return RTErrConvertFromErrno(errno);
int rc;
{
if (pThis)
{
return VINF_SUCCESS;
}
/* bail out */
rc = VERR_NO_MEMORY;
}
else
return rc;
}
{
}
{
}