| 1 | /* $Id: VBoxGuestR3LibInternal.h 69500 2017-10-28 15:14:05Z vboxsync $ */
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| 2 | /** @file
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| 3 | * VBoxGuestR3Lib - Ring-3 support library for the guest additions, Internal header.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2006-2017 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | *
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| 17 | * The contents of this file may alternatively be used under the terms
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| 18 | * of the Common Development and Distribution License Version 1.0
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| 19 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 20 | * VirtualBox OSE distribution, in which case the provisions of the
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| 21 | * CDDL are applicable instead of those of the GPL.
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| 22 | *
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| 23 | * You may elect to license modified versions of this file under the
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| 24 | * terms and conditions of either the GPL or the CDDL or both.
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| 25 | */
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| 26 |
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| 27 | #ifndef ___VBoxGuestR3LibInternal_h
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| 28 | #define ___VBoxGuestR3LibInternal_h
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| 29 |
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| 30 | #include <VBox/VMMDev.h>
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| 31 | #include <VBox/VBoxGuest.h>
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| 32 | #include <VBox/VBoxGuestLib.h>
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| 33 |
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| 34 | #ifdef VBOX_VBGLR3_XFREE86
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| 35 | /* Rather than try to resolve all the header file conflicts, I will just
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| 36 | prototype what we need here. */
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| 37 | typedef unsigned long xf86size_t;
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| 38 | extern "C" xf86size_t xf86strlen(const char*);
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| 39 | # undef strlen
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| 40 | # define strlen xf86strlen
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| 41 | #endif /* VBOX_VBGLR3_XFREE86 */
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| 42 |
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| 43 | RT_C_DECLS_BEGIN
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| 44 |
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| 45 | int vbglR3DoIOCtl(uintptr_t uFunction, PVBGLREQHDR pReq, size_t cbReq);
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| 46 | int vbglR3DoIOCtlRaw(uintptr_t uFunction, PVBGLREQHDR pReq, size_t cbReq);
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| 47 | int vbglR3GRAlloc(VMMDevRequestHeader **ppReq, size_t cb, VMMDevRequestType enmReqType);
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| 48 | int vbglR3GRPerform(VMMDevRequestHeader *pReq);
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| 49 | void vbglR3GRFree(VMMDevRequestHeader *pReq);
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| 50 |
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| 51 |
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| 52 |
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| 53 | DECLINLINE(void) VbglHGCMParmUInt32Set(HGCMFunctionParameter *pParm, uint32_t u32)
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| 54 | {
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| 55 | pParm->type = VMMDevHGCMParmType_32bit;
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| 56 | pParm->u.value64 = 0; /* init unused bits to 0 */
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| 57 | pParm->u.value32 = u32;
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| 58 | }
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| 59 |
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| 60 |
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| 61 | DECLINLINE(int) VbglHGCMParmUInt32Get(HGCMFunctionParameter *pParm, uint32_t *pu32)
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| 62 | {
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| 63 | if (pParm->type == VMMDevHGCMParmType_32bit)
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| 64 | {
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| 65 | *pu32 = pParm->u.value32;
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| 66 | return VINF_SUCCESS;
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| 67 | }
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| 68 | return VERR_INVALID_PARAMETER;
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| 69 | }
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| 70 |
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| 71 |
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| 72 | DECLINLINE(void) VbglHGCMParmUInt64Set(HGCMFunctionParameter *pParm, uint64_t u64)
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| 73 | {
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| 74 | pParm->type = VMMDevHGCMParmType_64bit;
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| 75 | pParm->u.value64 = u64;
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| 76 | }
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| 77 |
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| 78 |
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| 79 | DECLINLINE(int) VbglHGCMParmUInt64Get(HGCMFunctionParameter *pParm, uint64_t *pu64)
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| 80 | {
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| 81 | if (pParm->type == VMMDevHGCMParmType_64bit)
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| 82 | {
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| 83 | *pu64 = pParm->u.value64;
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| 84 | return VINF_SUCCESS;
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| 85 | }
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| 86 | return VERR_INVALID_PARAMETER;
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| 87 | }
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| 88 |
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| 89 |
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| 90 | DECLINLINE(void) VbglHGCMParmPtrSet(HGCMFunctionParameter *pParm, void *pv, uint32_t cb)
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| 91 | {
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| 92 | pParm->type = VMMDevHGCMParmType_LinAddr;
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| 93 | pParm->u.Pointer.size = cb;
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| 94 | pParm->u.Pointer.u.linearAddr = (uintptr_t)pv;
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| 95 | }
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| 96 |
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| 97 |
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| 98 | #ifdef ___iprt_string_h
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| 99 |
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| 100 | DECLINLINE(void) VbglHGCMParmPtrSetString(HGCMFunctionParameter *pParm, const char *psz)
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| 101 | {
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| 102 | pParm->type = VMMDevHGCMParmType_LinAddr_In;
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| 103 | pParm->u.Pointer.size = (uint32_t)strlen(psz) + 1;
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| 104 | pParm->u.Pointer.u.linearAddr = (uintptr_t)psz;
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| 105 | }
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| 106 |
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| 107 | #endif /* ___iprt_string_h */
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| 108 |
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| 109 | #ifdef VBOX_VBGLR3_XFREE86
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| 110 | # undef strlen
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| 111 | #endif /* VBOX_VBGLR3_XFREE86 */
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| 112 |
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| 113 | RT_C_DECLS_END
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| 114 |
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| 115 | #endif
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| 116 |
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