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/* $Id: VBoxGuestR3LibInternal.h $ */
/** @file
* VBoxGuestR3Lib - Ring-3 support library for the guest additions, Internal header.
*/
/*
* Copyright (C) 2006-2023 Oracle and/or its affiliates.
*
* This file is part of VirtualBox base platform packages, as
* available from https://www.virtualbox.org.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation, in version 3 of the
* License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <https://www.gnu.org/licenses>.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
* in the VirtualBox 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.
*
* SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
*/
#ifndef GA_INCLUDED_SRC_common_VBoxGuest_lib_VBoxGuestR3LibInternal_h
#define GA_INCLUDED_SRC_common_VBoxGuest_lib_VBoxGuestR3LibInternal_h
#ifndef RT_WITHOUT_PRAGMA_ONCE
# pragma once
#endif
#include <VBox/VMMDev.h>
#include <VBox/VBoxGuest.h>
#include <VBox/VBoxGuestLib.h>
#ifdef VBOX_VBGLR3_XFREE86
/* Rather than try to resolve all the header file conflicts, I will just
prototype what we need here. */
typedef unsigned long xf86size_t;
extern "C" xf86size_t xf86strlen(const char*);
# undef strlen
# define strlen xf86strlen
#endif /* VBOX_VBGLR3_XFREE86 */
RT_C_DECLS_BEGIN
int vbglR3DoIOCtl(uintptr_t uFunction, PVBGLREQHDR pReq, size_t cbReq);
int vbglR3DoIOCtlRaw(uintptr_t uFunction, PVBGLREQHDR pReq, size_t cbReq);
int vbglR3GRAlloc(VMMDevRequestHeader **ppReq, size_t cb, VMMDevRequestType enmReqType);
int vbglR3GRPerform(VMMDevRequestHeader *pReq);
void vbglR3GRFree(VMMDevRequestHeader *pReq);
DECLINLINE(void) VbglHGCMParmUInt32Set(HGCMFunctionParameter *pParm, uint32_t u32)
{
pParm->type = VMMDevHGCMParmType_32bit;
pParm->u.value64 = 0; /* init unused bits to 0 */
pParm->u.value32 = u32;
}
DECLINLINE(int) VbglHGCMParmUInt32Get(HGCMFunctionParameter *pParm, uint32_t *pu32)
{
if (pParm->type == VMMDevHGCMParmType_32bit)
{
*pu32 = pParm->u.value32;
return VINF_SUCCESS;
}
*pu32 = UINT32_MAX; /* shut up gcc */
return VERR_WRONG_PARAMETER_TYPE;
}
DECLINLINE(void) VbglHGCMParmUInt64Set(HGCMFunctionParameter *pParm, uint64_t u64)
{
pParm->type = VMMDevHGCMParmType_64bit;
pParm->u.value64 = u64;
}
DECLINLINE(int) VbglHGCMParmUInt64Get(HGCMFunctionParameter *pParm, uint64_t *pu64)
{
if (pParm->type == VMMDevHGCMParmType_64bit)
{
*pu64 = pParm->u.value64;
return VINF_SUCCESS;
}
*pu64 = UINT64_MAX; /* shut up gcc */
return VERR_WRONG_PARAMETER_TYPE;
}
DECLINLINE(void) VbglHGCMParmPtrSet(HGCMFunctionParameter *pParm, void *pv, uint32_t cb)
{
pParm->type = VMMDevHGCMParmType_LinAddr;
pParm->u.Pointer.size = cb;
pParm->u.Pointer.u.linearAddr = (uintptr_t)pv;
}
#ifdef IPRT_INCLUDED_string_h
DECLINLINE(void) VbglHGCMParmPtrSetString(HGCMFunctionParameter *pParm, const char *psz)
{
pParm->type = VMMDevHGCMParmType_LinAddr_In;
pParm->u.Pointer.size = (uint32_t)strlen(psz) + 1;
pParm->u.Pointer.u.linearAddr = (uintptr_t)psz;
}
#endif /* IPRT_INCLUDED_string_h */
#ifdef VBOX_VBGLR3_XFREE86
# undef strlen
#endif /* VBOX_VBGLR3_XFREE86 */
RT_C_DECLS_END
#endif /* !GA_INCLUDED_SRC_common_VBoxGuest_lib_VBoxGuestR3LibInternal_h */
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