From f8fe689a81f906d1b91bb3220acde2a4ecb14c5b Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 05:01:46 +0200 Subject: Adding upstream version 6.0.4-dfsg. Signed-off-by: Daniel Baumann --- .../bootsectors/bs3kit/bs3-cmn-MemPCpy.c | 48 ++++++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-MemPCpy.c (limited to 'src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-MemPCpy.c') diff --git a/src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-MemPCpy.c b/src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-MemPCpy.c new file mode 100644 index 00000000..730b3aea --- /dev/null +++ b/src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-MemPCpy.c @@ -0,0 +1,48 @@ +/* $Id: bs3-cmn-MemPCpy.c $ */ +/** @file + * BS3Kit - Bs3MemPCpy + */ + +/* + * Copyright (C) 2007-2019 Oracle Corporation + * + * This file is part of VirtualBox Open Source Edition (OSE), as + * available from http://www.virtualbox.org. This file is free software; + * you can redistribute it and/or modify it under the terms of the GNU + * 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. + */ + +#include "bs3kit-template-header.h" + +#undef Bs3MemPCpy +BS3_CMN_DEF(void BS3_FAR *, Bs3MemPCpy,(void BS3_FAR *pvDst, const void BS3_FAR *pvSrc, size_t cbToCopy)) +{ + size_t cLargeRounds; + BS3CPTRUNION uSrc; + BS3PTRUNION uDst; + uSrc.pv = pvSrc; + uDst.pv = pvDst; + + cLargeRounds = cbToCopy / sizeof(*uSrc.pcb); + while (cLargeRounds-- > 0) + *uDst.pcb++ = *uSrc.pcb++; + + cbToCopy %= sizeof(*uSrc.pcb); + while (cbToCopy-- > 0) + *uDst.pb++ = *uSrc.pb++; + + return uDst.pv; +} + -- cgit v1.2.3