WINNT/VBoxHook/VBoxHook.cpp

	VBoxHook.cpp revision bd22ae3b86e9b0ed466109e988d302674ecf4aee
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync/** @file
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync *
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync * VBoxHook -- Global windows hook dll
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync *
c58f1213e628a545081c70e26c6b67a841cff880vboxsync * Copyright (C) 2006-2010 Oracle Corporation
c98fb3e16fcd571a790eab772c0c66173d225205vboxsync *
c98fb3e16fcd571a790eab772c0c66173d225205vboxsync * This file is part of VirtualBox Open Source Edition (OSE), as
c98fb3e16fcd571a790eab772c0c66173d225205vboxsync * available from http://www.virtualbox.org. This file is free software;
c98fb3e16fcd571a790eab772c0c66173d225205vboxsync * you can redistribute it and/or modify it under the terms of the GNU
a16eb14ad7a4b5ef91ddc22d3e8e92d930f736fcvboxsync * General Public License (GPL) as published by the Free Software
a16eb14ad7a4b5ef91ddc22d3e8e92d930f736fcvboxsync * Foundation, in version 2 as it comes in the "COPYING" file of the
a16eb14ad7a4b5ef91ddc22d3e8e92d930f736fcvboxsync * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
a16eb14ad7a4b5ef91ddc22d3e8e92d930f736fcvboxsync * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync */
35396ee506ef68dd1c161f1ef2c3c0b68a146ff2vboxsync#include <Windows.h>
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync#include <VBoxHook.h>
0758ccd1bec500cced35c8dfe52fcceacc2469d5vboxsync#include <VBox/VBoxGuestLib.h>
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync#include <stdio.h>
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync
35396ee506ef68dd1c161f1ef2c3c0b68a146ff2vboxsync#pragma data_seg("SHARED")
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsyncstatic HWINEVENTHOOK    hWinEventHook[2]    = {0};
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsyncstatic HWINEVENTHOOK    hDesktopEventHook   = NULL;
35396ee506ef68dd1c161f1ef2c3c0b68a146ff2vboxsync#pragma data_seg()
35396ee506ef68dd1c161f1ef2c3c0b68a146ff2vboxsync#pragma comment(linker, "/section:SHARED,RWS")
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsyncstatic HANDLE   hWinNotifyEvent = 0;
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsyncstatic HANDLE   hDesktopNotifyEvent = 0;
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync#ifdef DEBUG
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsyncvoid WriteLog(char *String, ...);
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync#define dprintf(a) do { WriteLog a; } while (0)
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync#else
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync#define dprintf(a) do {} while (0)
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync#endif /* DEBUG */
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsyncstatic void CALLBACK VBoxHandleWinEvent(HWINEVENTHOOK hook, DWORD event, HWND hwnd,
35396ee506ef68dd1c161f1ef2c3c0b68a146ff2vboxsync                                 LONG idObject, LONG idChild,
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync                                 DWORD dwEventThread, DWORD dwmsEventTime)
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync{
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    DWORD dwStyle;
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    if (    idObject != OBJID_WINDOW
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync        ||  !hwnd)
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync        return;
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    dwStyle  = GetWindowLong(hwnd, GWL_STYLE);
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    if (dwStyle & WS_CHILD)
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync        return;
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    switch(event)
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    {
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    case EVENT_OBJECT_LOCATIONCHANGE:
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync        if (!(dwStyle & WS_VISIBLE))
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync            return;
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    case EVENT_OBJECT_CREATE:
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    case EVENT_OBJECT_DESTROY:
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    case EVENT_OBJECT_HIDE:
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    case EVENT_OBJECT_SHOW:
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync#ifdef DEBUG
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync        switch(event)
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync        {
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync        case EVENT_OBJECT_LOCATIONCHANGE:
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync            dprintf(("VBoxHandleWinEvent EVENT_OBJECT_LOCATIONCHANGE for window %x\n", hwnd));
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync            break;
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync        case EVENT_OBJECT_CREATE:
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync            dprintf(("VBoxHandleWinEvent EVENT_OBJECT_CREATE for window %x\n", hwnd));
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync            break;
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync        case EVENT_OBJECT_HIDE:
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync            dprintf(("VBoxHandleWinEvent EVENT_OBJECT_HIDE for window %x\n", hwnd));
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync            break;
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync        case EVENT_OBJECT_SHOW:
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync            dprintf(("VBoxHandleWinEvent EVENT_OBJECT_SHOW for window %x\n", hwnd));
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync            break;
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync        case EVENT_OBJECT_DESTROY:
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync            dprintf(("VBoxHandleWinEvent EVENT_OBJECT_DESTROY for window %x\n", hwnd));
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync            break;
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync        }
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync#endif
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync        if (!hWinNotifyEvent)
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync        {
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync            hWinNotifyEvent = OpenEvent(EVENT_MODIFY_STATE, FALSE, VBOXHOOK_GLOBAL_WT_EVENT_NAME);
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync            dprintf(("OpenEvent returned %x (last err=%x)\n", hWinNotifyEvent, GetLastError()));
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync        }
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync        BOOL ret = SetEvent(hWinNotifyEvent);
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync        dprintf(("SetEvent %x returned %d (last error %x)\n", hWinNotifyEvent, ret, GetLastError()));
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync        break;
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    }
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync}
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsyncstatic void CALLBACK VBoxHandleDesktopEvent(HWINEVENTHOOK hook, DWORD event, HWND hwnd,
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync                                 LONG idObject, LONG idChild,
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync                                 DWORD dwEventThread, DWORD dwmsEventTime)
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync{
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync    if (!hDesktopNotifyEvent)
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync    {
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync        hDesktopNotifyEvent = OpenEvent(EVENT_MODIFY_STATE, FALSE, VBOXHOOK_GLOBAL_DT_EVENT_NAME);
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync        dprintf(("OpenEvent returned %x (last err=%x)\n", hDesktopNotifyEvent, GetLastError()));
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync    }
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync    BOOL ret = SetEvent(hDesktopNotifyEvent);
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync    dprintf(("SetEvent %x returned %d (last error %x)\n", hDesktopNotifyEvent, ret, GetLastError()));
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync}
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsyncBOOL VBoxHookInstallActiveDesktopTracker(HMODULE hDll)
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync{
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync    if (hDesktopEventHook)
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync        return TRUE;
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync    CoInitialize(NULL);
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync    hDesktopEventHook = SetWinEventHook(EVENT_SYSTEM_DESKTOPSWITCH, EVENT_SYSTEM_DESKTOPSWITCH,
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync                                    hDll,
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync                                    VBoxHandleDesktopEvent,
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync                                    0, 0,
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync                                    0);
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync    return !!hDesktopEventHook;
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync}
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsyncBOOL VBoxHookRemoveActiveDesktopTracker()
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync{
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync    if (hDesktopEventHook)
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync    {
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync        UnhookWinEvent(hDesktopEventHook);
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync        CoUninitialize();
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync    }
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync    hDesktopEventHook = 0;
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync    return TRUE;
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync}
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync/* Install the global message hook */
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsyncBOOL VBoxHookInstallWindowTracker(HMODULE hDll)
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync{
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync    if (hWinEventHook[0] || hWinEventHook[1])
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync        return TRUE;
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    CoInitialize(NULL);
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync    hWinEventHook[0] = SetWinEventHook(EVENT_OBJECT_LOCATIONCHANGE, EVENT_OBJECT_LOCATIONCHANGE,
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync                                    hDll,
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync                                    VBoxHandleWinEvent,
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync                                    0, 0,
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync                                    WINEVENT_INCONTEXT | WINEVENT_SKIPOWNPROCESS);
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync    hWinEventHook[1] = SetWinEventHook(EVENT_OBJECT_CREATE, EVENT_OBJECT_HIDE,
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync                                    hDll,
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync                                    VBoxHandleWinEvent,
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync                                    0, 0,
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync                                    WINEVENT_INCONTEXT | WINEVENT_SKIPOWNPROCESS);
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync    return !!hWinEventHook[0];
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync}
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync/* Remove the global message hook */
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsyncBOOL VBoxHookRemoveWindowTracker()
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync{
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync    if (hWinEventHook[0] && hWinEventHook[1])
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    {
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync        UnhookWinEvent(hWinEventHook[0]);
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync        UnhookWinEvent(hWinEventHook[1]);
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync        CoUninitialize();
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    }
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync    hWinEventHook[0]  = hWinEventHook[1] = 0;
bd22ae3b86e9b0ed466109e988d302674ecf4aeevboxsync    return TRUE;
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync}
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync#ifdef DEBUG
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync#include <VBox/VBoxGuest.h>
35396ee506ef68dd1c161f1ef2c3c0b68a146ff2vboxsync#include <VBox/VMMDev.h>
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsyncstatic char LogBuffer[1024];
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsyncstatic HANDLE gVBoxDriver = INVALID_HANDLE_VALUE;
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsyncVBGLR3DECL(int) VbglR3GRPerform(VMMDevRequestHeader *pReq)
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync{
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    DWORD cbReturned;
ba2e65ca2c6ee70366bca6b355a22b44899490e7vboxsync    DeviceIoControl(gVBoxDriver, VBOXGUEST_IOCTL_VMMREQUEST(pReq->size), pReq, pReq->size,
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync                    pReq, pReq->size, &cbReturned, NULL);
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    return VINF_SUCCESS;
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync}
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsyncvoid WriteLog(char *pszStr, ...)
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync{
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    VMMDevReqLogString *pReq = (VMMDevReqLogString *)LogBuffer;
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    int rc;
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    /* open VBox guest driver */
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    if (gVBoxDriver == INVALID_HANDLE_VALUE)
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync        gVBoxDriver = CreateFile(VBOXGUEST_DEVICE_NAME,
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync                             GENERIC_READ | GENERIC_WRITE,
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync                             FILE_SHARE_READ | FILE_SHARE_WRITE,
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync                             NULL,
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync                             OPEN_EXISTING,
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync                             FILE_ATTRIBUTE_NORMAL | FILE_FLAG_OVERLAPPED,
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync                             NULL);
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    if (gVBoxDriver == INVALID_HANDLE_VALUE)
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync        return;
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    va_list va;
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    va_start(va, pszStr);
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    vmmdevInitRequest(&pReq->header, VMMDevReq_LogString);
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    vsprintf(pReq->szString, pszStr, va);
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    pReq->header.size += strlen(pReq->szString);
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    rc = VbglR3GRPerform(&pReq->header);
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    va_end (va);
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync    return;
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync}
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync
4604ab7d38c2bd2dfc255aa1facffdf81c1c9153vboxsync#endif