memuserkernel-r0drv-darwin.cpp revision 522c8eb2dc41dc85adeb8343aa7c0d799335fcaf
/* $Id$ */
/** @file
* IPRT - User & Kernel Memory, Ring-0 Driver, Darwin.
*/
/*
* Copyright (C) 2009 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 "the-darwin-kernel.h"
{
return VINF_SUCCESS;
return VERR_ACCESS_DENIED;
}
{
return VINF_SUCCESS;
return VERR_ACCESS_DENIED;
}
{
/* the commpage is above this. */
#ifdef RT_ARCH_X86
return R3Ptr < VM_MAX_ADDRESS;
#else
return R3Ptr < VM_MAX_PAGE_ADDRESS;
#endif
}
{
/* Found no public #define or symbol for checking this, so we'll
have to make do with thing found in the debugger and the sources. */
#ifdef RT_ARCH_X86
return true; /* Almost anything is a valid kernel address here. */
#elif defined(RT_ARCH_AMD64)
#else
# error "PORTME"
#endif
}
RTR0DECL(bool) RTR0MemAreKernelAndUserRangesDifferent(void)
{
/* As mentioned in RTR0MemKernelIsValidAddr, found no way of checking
this at compiler or runtime. */
#ifdef RT_ARCH_X86
return false;
#else
return true;
#endif
}