MouseImpl.cpp@ 63360

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1	/* $Id: MouseImpl.cpp 63244 2016-08-10 10:36:09Z vboxsync $ */
2	/** @file
3	* VirtualBox COM class implementation
4	*/
5
6	/*
7	* Copyright (C) 2006-2016 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*/
17
18	#include <iprt/cpp/utils.h>
19
20	#include "MouseImpl.h"
21	#include "DisplayImpl.h"
22	#include "VMMDev.h"
23	#include "MousePointerShapeWrap.h"
24
25	#include "AutoCaller.h"
26	#include "Logging.h"
27
28	#include <VBox/vmm/pdmdrv.h>
29	#include <VBox/VMMDev.h>
30
31	#include <iprt/asm.h>
32
33	class ATL_NO_VTABLE MousePointerShape:
34	public MousePointerShapeWrap
35	{
36	public:
37
38	DECLARE_EMPTY_CTOR_DTOR(MousePointerShape)
39
40	HRESULT FinalConstruct();
41	void FinalRelease();
42
43	/* Public initializer/uninitializer for internal purposes only. */
44	HRESULT init(ComObjPtr<Mouse> pMouse,
45	bool fVisible, bool fAlpha,
46	uint32_t hotX, uint32_t hotY,
47	uint32_t width, uint32_t height,
48	const uint8_t *pu8Shape, uint32_t cbShape);
49	void uninit();
50
51	private:
52	// wrapped IMousePointerShape properties
53	virtual HRESULT getVisible(BOOL *aVisible);
54	virtual HRESULT getAlpha(BOOL *aAlpha);
55	virtual HRESULT getHotX(ULONG *aHotX);
56	virtual HRESULT getHotY(ULONG *aHotY);
57	virtual HRESULT getWidth(ULONG *aWidth);
58	virtual HRESULT getHeight(ULONG *aHeight);
59	virtual HRESULT getShape(std::vector<BYTE> &aShape);
60
61	struct Data
62	{
63	ComObjPtr<Mouse> pMouse;
64	bool fVisible;
65	bool fAlpha;
66	uint32_t hotX;
67	uint32_t hotY;
68	uint32_t width;
69	uint32_t height;
70	std::vector<BYTE> shape;
71	};
72
73	Data m;
74	};
75
76	/*
77	* MousePointerShape implementation.
78	*/
79	DEFINE_EMPTY_CTOR_DTOR(MousePointerShape)
80
81	HRESULT MousePointerShape::FinalConstruct()
82	{
83	return BaseFinalConstruct();
84	}
85
86	void MousePointerShape::FinalRelease()
87	{
88	uninit();
89
90	BaseFinalRelease();
91	}
92
93	HRESULT MousePointerShape::init(ComObjPtr<Mouse> pMouse,
94	bool fVisible, bool fAlpha,
95	uint32_t hotX, uint32_t hotY,
96	uint32_t width, uint32_t height,
97	const uint8_t *pu8Shape, uint32_t cbShape)
98	{
99	LogFlowThisFunc(("v %d, a %d, h %d,%d, %dx%d, cb %d\n",
100	fVisible, fAlpha, hotX, hotY, width, height, cbShape));
101
102	/* Enclose the state transition NotReady->InInit->Ready */
103	AutoInitSpan autoInitSpan(this);
104	AssertReturn(autoInitSpan.isOk(), E_FAIL);
105
106	m.pMouse = pMouse;
107	m.fVisible = fVisible;
108	m.fAlpha = fAlpha;
109	m.hotX = hotX;
110	m.hotY = hotY;
111	m.width = width;
112	m.height = height;
113	m.shape.resize(cbShape);
114	if (cbShape)
115	{
116	memcpy(&m.shape.front(), pu8Shape, cbShape);
117	}
118
119	/* Confirm a successful initialization */
120	autoInitSpan.setSucceeded();
121
122	return S_OK;
123	}
124
125	void MousePointerShape::uninit()
126	{
127	LogFlowThisFunc(("\n"));
128
129	/* Enclose the state transition Ready->InUninit->NotReady */
130	AutoUninitSpan autoUninitSpan(this);
131	if (autoUninitSpan.uninitDone())
132	return;
133
134	m.pMouse.setNull();
135	}
136
137	HRESULT MousePointerShape::getVisible(BOOL *aVisible)
138	{
139	*aVisible = m.fVisible;
140	return S_OK;
141	}
142
143	HRESULT MousePointerShape::getAlpha(BOOL *aAlpha)
144	{
145	*aAlpha = m.fAlpha;
146	return S_OK;
147	}
148
149	HRESULT MousePointerShape::getHotX(ULONG *aHotX)
150	{
151	*aHotX = m.hotX;
152	return S_OK;
153	}
154
155	HRESULT MousePointerShape::getHotY(ULONG *aHotY)
156	{
157	*aHotY = m.hotY;
158	return S_OK;
159	}
160
161	HRESULT MousePointerShape::getWidth(ULONG *aWidth)
162	{
163	*aWidth = m.width;
164	return S_OK;
165	}
166
167	HRESULT MousePointerShape::getHeight(ULONG *aHeight)
168	{
169	*aHeight = m.height;
170	return S_OK;
171	}
172
173	HRESULT MousePointerShape::getShape(std::vector<BYTE> &aShape)
174	{
175	aShape.resize(m.shape.size());
176	if (m.shape.size())
177	memcpy(&aShape.front(), &m.shape.front(), aShape.size());
178	return S_OK;
179	}
180
181
182	/** @name Mouse device capabilities bitfield
183	* @{ */
184	enum
185	{
186	/** The mouse device can do relative reporting */
187	MOUSE_DEVCAP_RELATIVE = 1,
188	/** The mouse device can do absolute reporting */
189	MOUSE_DEVCAP_ABSOLUTE = 2,
190	/** The mouse device can do absolute reporting */
191	MOUSE_DEVCAP_MULTI_TOUCH = 4
192	};
193	/** @} */
194
195
196	/**
197	* Mouse driver instance data.
198	*/
199	struct DRVMAINMOUSE
200	{
201	/** Pointer to the mouse object. */
202	Mouse *pMouse;
203	/** Pointer to the driver instance structure. */
204	PPDMDRVINS pDrvIns;
205	/** Pointer to the mouse port interface of the driver/device above us. */
206	PPDMIMOUSEPORT pUpPort;
207	/** Our mouse connector interface. */
208	PDMIMOUSECONNECTOR IConnector;
209	/** The capabilities of this device. */
210	uint32_t u32DevCaps;
211	};
212
213
214	// constructor / destructor
215	/////////////////////////////////////////////////////////////////////////////
216
217	Mouse::Mouse()
218	: mParent(NULL)
219	{
220	}
221
222	Mouse::~Mouse()
223	{
224	}
225
226
227	HRESULT Mouse::FinalConstruct()
228	{
229	RT_ZERO(mpDrv);
230	RT_ZERO(mPointerData);
231	mcLastX = 0x8000;
232	mcLastY = 0x8000;
233	mfLastButtons = 0;
234	mfVMMDevGuestCaps = 0;
235	return BaseFinalConstruct();
236	}
237
238	void Mouse::FinalRelease()
239	{
240	uninit();
241	BaseFinalRelease();
242	}
243
244	// public methods only for internal purposes
245	/////////////////////////////////////////////////////////////////////////////
246
247	/**
248	* Initializes the mouse object.
249	*
250	* @returns COM result indicator
251	* @param parent handle of our parent object
252	*/
253	HRESULT Mouse::init (ConsoleMouseInterface *parent)
254	{
255	LogFlowThisFunc(("\n"));
256
257	ComAssertRet(parent, E_INVALIDARG);
258
259	/* Enclose the state transition NotReady->InInit->Ready */
260	AutoInitSpan autoInitSpan(this);
261	AssertReturn(autoInitSpan.isOk(), E_FAIL);
262
263	unconst(mParent) = parent;
264
265	unconst(mEventSource).createObject();
266	HRESULT rc = mEventSource->init();
267	AssertComRCReturnRC(rc);
268	mMouseEvent.init(mEventSource, VBoxEventType_OnGuestMouse,
269	0, 0, 0, 0, 0, 0);
270
271	/* Confirm a successful initialization */
272	autoInitSpan.setSucceeded();
273
274	return S_OK;
275	}
276
277	/**
278	* Uninitializes the instance and sets the ready flag to FALSE.
279	* Called either from FinalRelease() or by the parent when it gets destroyed.
280	*/
281	void Mouse::uninit()
282	{
283	LogFlowThisFunc(("\n"));
284
285	/* Enclose the state transition Ready->InUninit->NotReady */
286	AutoUninitSpan autoUninitSpan(this);
287	if (autoUninitSpan.uninitDone())
288	return;
289
290	for (unsigned i = 0; i < MOUSE_MAX_DEVICES; ++i)
291	{
292	if (mpDrv[i])
293	mpDrv[i]->pMouse = NULL;
294	mpDrv[i] = NULL;
295	}
296
297	mPointerShape.setNull();
298
299	RTMemFree(mPointerData.pu8Shape);
300	mPointerData.pu8Shape = NULL;
301	mPointerData.cbShape = 0;
302
303	mMouseEvent.uninit();
304	unconst(mEventSource).setNull();
305	unconst(mParent) = NULL;
306	}
307
308	void Mouse::updateMousePointerShape(bool fVisible, bool fAlpha,
309	uint32_t hotX, uint32_t hotY,
310	uint32_t width, uint32_t height,
311	const uint8_t *pu8Shape, uint32_t cbShape)
312	{
313	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
314
315	RTMemFree(mPointerData.pu8Shape);
316	mPointerData.pu8Shape = NULL;
317	mPointerData.cbShape = 0;
318
319	mPointerData.fVisible = fVisible;
320	mPointerData.fAlpha = fAlpha;
321	mPointerData.hotX = hotX;
322	mPointerData.hotY = hotY;
323	mPointerData.width = width;
324	mPointerData.height = height;
325	if (cbShape)
326	{
327	mPointerData.pu8Shape = (uint8_t *)RTMemDup(pu8Shape, cbShape);
328	if (mPointerData.pu8Shape)
329	{
330	mPointerData.cbShape = cbShape;
331	}
332	}
333
334	mPointerShape.setNull();
335	}
336
337	// IMouse properties
338	/////////////////////////////////////////////////////////////////////////////
339
340	/** Report the front-end's mouse handling capabilities to the VMM device and
341	* thus to the guest.
342	* @note all calls out of this object are made with no locks held! */
343	HRESULT Mouse::i_updateVMMDevMouseCaps(uint32_t fCapsAdded,
344	uint32_t fCapsRemoved)
345	{
346	VMMDevMouseInterface *pVMMDev = mParent->i_getVMMDevMouseInterface();
347	if (!pVMMDev)
348	return E_FAIL; /* No assertion, as the front-ends can send events
349	* at all sorts of inconvenient times. */
350	DisplayMouseInterface *pDisplay = mParent->i_getDisplayMouseInterface();
351	if (pDisplay == NULL)
352	return E_FAIL;
353	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
354	if (!pVMMDevPort)
355	return E_FAIL; /* same here */
356
357	int rc = pVMMDevPort->pfnUpdateMouseCapabilities(pVMMDevPort, fCapsAdded,
358	fCapsRemoved);
359	if (RT_FAILURE(rc))
360	return E_FAIL;
361	return pDisplay->i_reportHostCursorCapabilities(fCapsAdded, fCapsRemoved);
362	}
363
364	/**
365	* Returns whether the currently active device portfolio can accept absolute
366	* mouse events.
367	*
368	* @returns COM status code
369	* @param absoluteSupported address of result variable
370	*/
371	HRESULT Mouse::getAbsoluteSupported(BOOL *aAbsoluteSupported)
372	{
373	*aAbsoluteSupported = i_supportsAbs();
374	return S_OK;
375	}
376
377	/**
378	* Returns whether the currently active device portfolio can accept relative
379	* mouse events.
380	*
381	* @returns COM status code
382	* @param relativeSupported address of result variable
383	*/
384	HRESULT Mouse::getRelativeSupported(BOOL *aRelativeSupported)
385	{
386	*aRelativeSupported = i_supportsRel();
387	return S_OK;
388	}
389
390	/**
391	* Returns whether the currently active device portfolio can accept multi-touch
392	* mouse events.
393	*
394	* @returns COM status code
395	* @param multiTouchSupported address of result variable
396	*/
397	HRESULT Mouse::getMultiTouchSupported(BOOL *aMultiTouchSupported)
398	{
399	*aMultiTouchSupported = i_supportsMT();
400	return S_OK;
401	}
402
403	/**
404	* Returns whether the guest can currently switch to drawing the mouse cursor
405	* itself if it is asked to by the front-end.
406	*
407	* @returns COM status code
408	* @param pfNeedsHostCursor address of result variable
409	*/
410	HRESULT Mouse::getNeedsHostCursor(BOOL *aNeedsHostCursor)
411	{
412	*aNeedsHostCursor = i_guestNeedsHostCursor();
413	return S_OK;
414	}
415
416	HRESULT Mouse::getPointerShape(ComPtr<IMousePointerShape> &aPointerShape)
417	{
418	HRESULT hr = S_OK;
419
420	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
421
422	if (mPointerShape.isNull())
423	{
424	ComObjPtr<MousePointerShape> obj;
425	hr = obj.createObject();
426	if (SUCCEEDED(hr))
427	{
428	hr = obj->init(this, mPointerData.fVisible, mPointerData.fAlpha,
429	mPointerData.hotX, mPointerData.hotY,
430	mPointerData.width, mPointerData.height,
431	mPointerData.pu8Shape, mPointerData.cbShape);
432	}
433
434	if (SUCCEEDED(hr))
435	{
436	mPointerShape = obj;
437	}
438	}
439
440	if (SUCCEEDED(hr))
441	{
442	aPointerShape = mPointerShape;
443	}
444
445	return hr;
446	}
447
448	// IMouse methods
449	/////////////////////////////////////////////////////////////////////////////
450
451	/** Converts a bitfield containing information about mouse buttons currently
452	* held down from the format used by the front-end to the format used by PDM
453	* and the emulated pointing devices. */
454	static uint32_t i_mouseButtonsToPDM(LONG buttonState)
455	{
456	uint32_t fButtons = 0;
457	if (buttonState & MouseButtonState_LeftButton)
458	fButtons \|= PDMIMOUSEPORT_BUTTON_LEFT;
459	if (buttonState & MouseButtonState_RightButton)
460	fButtons \|= PDMIMOUSEPORT_BUTTON_RIGHT;
461	if (buttonState & MouseButtonState_MiddleButton)
462	fButtons \|= PDMIMOUSEPORT_BUTTON_MIDDLE;
463	if (buttonState & MouseButtonState_XButton1)
464	fButtons \|= PDMIMOUSEPORT_BUTTON_X1;
465	if (buttonState & MouseButtonState_XButton2)
466	fButtons \|= PDMIMOUSEPORT_BUTTON_X2;
467	return fButtons;
468	}
469
470	HRESULT Mouse::getEventSource(ComPtr<IEventSource> &aEventSource)
471	{
472	// no need to lock - lifetime constant
473	mEventSource.queryInterfaceTo(aEventSource.asOutParam());
474	return S_OK;
475	}
476
477	/**
478	* Send a relative pointer event to the relative device we deem most
479	* appropriate.
480	*
481	* @returns COM status code
482	*/
483	HRESULT Mouse::i_reportRelEventToMouseDev(int32_t dx, int32_t dy, int32_t dz,
484	int32_t dw, uint32_t fButtons)
485	{
486	if (dx \|\| dy \|\| dz \|\| dw \|\| fButtons != mfLastButtons)
487	{
488	PPDMIMOUSEPORT pUpPort = NULL;
489	{
490	AutoReadLock aLock(this COMMA_LOCKVAL_SRC_POS);
491
492	for (unsigned i = 0; !pUpPort && i < MOUSE_MAX_DEVICES; ++i)
493	{
494	if (mpDrv[i] && (mpDrv[i]->u32DevCaps & MOUSE_DEVCAP_RELATIVE))
495	pUpPort = mpDrv[i]->pUpPort;
496	}
497	}
498	if (!pUpPort)
499	return S_OK;
500
501	int vrc = pUpPort->pfnPutEvent(pUpPort, dx, dy, dz, dw, fButtons);
502
503	if (RT_FAILURE(vrc))
504	return setError(VBOX_E_IPRT_ERROR,
505	tr("Could not send the mouse event to the virtual mouse (%Rrc)"),
506	vrc);
507	mfLastButtons = fButtons;
508	}
509	return S_OK;
510	}
511
512
513	/**
514	* Send an absolute pointer event to the emulated absolute device we deem most
515	* appropriate.
516	*
517	* @returns COM status code
518	*/
519	HRESULT Mouse::i_reportAbsEventToMouseDev(int32_t x, int32_t y,
520	int32_t dz, int32_t dw, uint32_t fButtons)
521	{
522	if ( x < VMMDEV_MOUSE_RANGE_MIN
523	\|\| x > VMMDEV_MOUSE_RANGE_MAX)
524	return S_OK;
525	if ( y < VMMDEV_MOUSE_RANGE_MIN
526	\|\| y > VMMDEV_MOUSE_RANGE_MAX)
527	return S_OK;
528	if ( x != mcLastX \|\| y != mcLastY
529	\|\| dz \|\| dw \|\| fButtons != mfLastButtons)
530	{
531	PPDMIMOUSEPORT pUpPort = NULL;
532	{
533	AutoReadLock aLock(this COMMA_LOCKVAL_SRC_POS);
534
535	for (unsigned i = 0; !pUpPort && i < MOUSE_MAX_DEVICES; ++i)
536	{
537	if (mpDrv[i] && (mpDrv[i]->u32DevCaps & MOUSE_DEVCAP_ABSOLUTE))
538	pUpPort = mpDrv[i]->pUpPort;
539	}
540	}
541	if (!pUpPort)
542	return S_OK;
543
544	int vrc = pUpPort->pfnPutEventAbs(pUpPort, x, y, dz,
545	dw, fButtons);
546	if (RT_FAILURE(vrc))
547	return setError(VBOX_E_IPRT_ERROR,
548	tr("Could not send the mouse event to the virtual mouse (%Rrc)"),
549	vrc);
550	mfLastButtons = fButtons;
551
552	}
553	return S_OK;
554	}
555
556	HRESULT Mouse::i_reportMultiTouchEventToDevice(uint8_t cContacts,
557	const uint64_t *pau64Contacts,
558	uint32_t u32ScanTime)
559	{
560	HRESULT hrc = S_OK;
561
562	PPDMIMOUSEPORT pUpPort = NULL;
563	{
564	AutoReadLock aLock(this COMMA_LOCKVAL_SRC_POS);
565
566	unsigned i;
567	for (i = 0; i < MOUSE_MAX_DEVICES; ++i)
568	{
569	if ( mpDrv[i]
570	&& (mpDrv[i]->u32DevCaps & MOUSE_DEVCAP_MULTI_TOUCH))
571	{
572	pUpPort = mpDrv[i]->pUpPort;
573	break;
574	}
575	}
576	}
577
578	if (pUpPort)
579	{
580	int vrc = pUpPort->pfnPutEventMultiTouch(pUpPort, cContacts, pau64Contacts, u32ScanTime);
581	if (RT_FAILURE(vrc))
582	hrc = setError(VBOX_E_IPRT_ERROR,
583	tr("Could not send the multi-touch event to the virtual device (%Rrc)"),
584	vrc);
585	}
586	else
587	{
588	hrc = E_UNEXPECTED;
589	}
590
591	return hrc;
592	}
593
594
595	/**
596	* Send an absolute position event to the VMM device.
597	* @note all calls out of this object are made with no locks held!
598	*
599	* @returns COM status code
600	*/
601	HRESULT Mouse::i_reportAbsEventToVMMDev(int32_t x, int32_t y)
602	{
603	VMMDevMouseInterface *pVMMDev = mParent->i_getVMMDevMouseInterface();
604	ComAssertRet(pVMMDev, E_FAIL);
605	PPDMIVMMDEVPORT pVMMDevPort = pVMMDev->getVMMDevPort();
606	ComAssertRet(pVMMDevPort, E_FAIL);
607
608	if (x != mcLastX \|\| y != mcLastY)
609	{
610	int vrc = pVMMDevPort->pfnSetAbsoluteMouse(pVMMDevPort,
611	x, y);
612	if (RT_FAILURE(vrc))
613	return setError(VBOX_E_IPRT_ERROR,
614	tr("Could not send the mouse event to the virtual mouse (%Rrc)"),
615	vrc);
616	}
617	return S_OK;
618	}
619
620
621	/**
622	* Send an absolute pointer event to a pointing device (the VMM device if
623	* possible or whatever emulated absolute device seems best to us if not).
624	*
625	* @returns COM status code
626	*/
627	HRESULT Mouse::i_reportAbsEventToInputDevices(int32_t x, int32_t y, int32_t dz, int32_t dw, uint32_t fButtons,
628	bool fUsesVMMDevEvent)
629	{
630	HRESULT rc;
631	/** If we are using the VMMDev to report absolute position but without
632	* VMMDev IRQ support then we need to send a small "jiggle" to the emulated
633	* relative mouse device to alert the guest to changes. */
634	LONG cJiggle = 0;
635
636	if (i_vmmdevCanAbs())
637	{
638	/*
639	* Send the absolute mouse position to the VMM device.
640	*/
641	if (x != mcLastX \|\| y != mcLastY)
642	{
643	rc = i_reportAbsEventToVMMDev(x, y);
644	cJiggle = !fUsesVMMDevEvent;
645	}
646	rc = i_reportRelEventToMouseDev(cJiggle, 0, dz, dw, fButtons);
647	}
648	else
649	rc = i_reportAbsEventToMouseDev(x, y, dz, dw, fButtons);
650
651	mcLastX = x;
652	mcLastY = y;
653	return rc;
654	}
655
656
657	/**
658	* Send an absolute position event to the display device.
659	* @note all calls out of this object are made with no locks held!
660	* @param x Cursor X position in pixels relative to the first screen, where
661	* (1, 1) is the upper left corner.
662	* @param y Cursor Y position in pixels relative to the first screen, where
663	* (1, 1) is the upper left corner.
664	*/
665	HRESULT Mouse::i_reportAbsEventToDisplayDevice(int32_t x, int32_t y)
666	{
667	DisplayMouseInterface *pDisplay = mParent->i_getDisplayMouseInterface();
668	ComAssertRet(pDisplay, E_FAIL);
669
670	if (x != mcLastX \|\| y != mcLastY)
671	{
672	pDisplay->i_reportHostCursorPosition(x - 1, y - 1);
673	}
674	return S_OK;
675	}
676
677
678	void Mouse::i_fireMouseEvent(bool fAbsolute, LONG x, LONG y, LONG dz, LONG dw,
679	LONG fButtons)
680	{
681	/* If mouse button is pressed, we generate new event, to avoid reusable events coalescing and thus
682	dropping key press events */
683	GuestMouseEventMode_T mode;
684	if (fAbsolute)
685	mode = GuestMouseEventMode_Absolute;
686	else
687	mode = GuestMouseEventMode_Relative;
688
689	if (fButtons != 0)
690	{
691	VBoxEventDesc evDesc;
692	evDesc.init(mEventSource, VBoxEventType_OnGuestMouse, mode, x, y,
693	dz, dw, fButtons);
694	evDesc.fire(0);
695	}
696	else
697	{
698	mMouseEvent.reinit(VBoxEventType_OnGuestMouse, mode, x, y, dz, dw,
699	fButtons);
700	mMouseEvent.fire(0);
701	}
702	}
703
704	void Mouse::i_fireMultiTouchEvent(uint8_t cContacts,
705	const LONG64 *paContacts,
706	uint32_t u32ScanTime)
707	{
708	com::SafeArray<SHORT> xPositions(cContacts);
709	com::SafeArray<SHORT> yPositions(cContacts);
710	com::SafeArray<USHORT> contactIds(cContacts);
711	com::SafeArray<USHORT> contactFlags(cContacts);
712
713	uint8_t i;
714	for (i = 0; i < cContacts; i++)
715	{
716	uint32_t u32Lo = RT_LO_U32(paContacts[i]);
717	uint32_t u32Hi = RT_HI_U32(paContacts[i]);
718	xPositions[i] = (int16_t)u32Lo;
719	yPositions[i] = (int16_t)(u32Lo >> 16);
720	contactIds[i] = RT_BYTE1(u32Hi);
721	contactFlags[i] = RT_BYTE2(u32Hi);
722	}
723
724	VBoxEventDesc evDesc;
725	evDesc.init(mEventSource, VBoxEventType_OnGuestMultiTouch,
726	cContacts, ComSafeArrayAsInParam(xPositions), ComSafeArrayAsInParam(yPositions),
727	ComSafeArrayAsInParam(contactIds), ComSafeArrayAsInParam(contactFlags), u32ScanTime);
728	evDesc.fire(0);
729	}
730
731	/**
732	* Send a relative mouse event to the guest.
733	* @note the VMMDev capability change is so that the guest knows we are sending
734	* real events over the PS/2 device and not dummy events to signal the
735	* arrival of new absolute pointer data
736	*
737	* @returns COM status code
738	* @param dx X movement
739	* @param dy Y movement
740	* @param dz Z movement
741	* @param fButtons The mouse button state
742	*/
743	HRESULT Mouse::putMouseEvent(LONG dx, LONG dy, LONG dz, LONG dw,
744	LONG aButtonState)
745	{
746	HRESULT rc;
747	uint32_t fButtonsAdj;
748
749	LogRel3(("%s: dx=%d, dy=%d, dz=%d, dw=%d\n", __PRETTY_FUNCTION__,
750	dx, dy, dz, dw));
751
752	fButtonsAdj = i_mouseButtonsToPDM(aButtonState);
753	/* Make sure that the guest knows that we are sending real movement
754	* events to the PS/2 device and not just dummy wake-up ones. */
755	i_updateVMMDevMouseCaps(0, VMMDEV_MOUSE_HOST_WANTS_ABSOLUTE);
756	rc = i_reportRelEventToMouseDev(dx, dy, dz, dw, fButtonsAdj);
757
758	i_fireMouseEvent(false, dx, dy, dz, dw, aButtonState);
759
760	return rc;
761	}
762
763	/**
764	* Convert an (X, Y) value pair in screen co-ordinates (starting from 1) to a
765	* value from VMMDEV_MOUSE_RANGE_MIN to VMMDEV_MOUSE_RANGE_MAX. Sets the
766	* optional validity value to false if the pair is not on an active screen and
767	* to true otherwise.
768	* @note since guests with recent versions of X.Org use a different method
769	* to everyone else to map the valuator value to a screen pixel (they
770	* multiply by the screen dimension, do a floating point divide by
771	* the valuator maximum and round the result, while everyone else
772	* does truncating integer operations) we adjust the value we send
773	* so that it maps to the right pixel both when the result is rounded
774	* and when it is truncated.
775	*
776	* @returns COM status value
777	*/
778	HRESULT Mouse::i_convertDisplayRes(LONG x, LONG y, int32_t pxAdj, int32_t pyAdj,
779	bool *pfValid)
780	{
781	AssertPtrReturn(pxAdj, E_POINTER);
782	AssertPtrReturn(pyAdj, E_POINTER);
783	AssertPtrNullReturn(pfValid, E_POINTER);
784	DisplayMouseInterface *pDisplay = mParent->i_getDisplayMouseInterface();
785	ComAssertRet(pDisplay, E_FAIL);
786	/** The amount to add to the result (multiplied by the screen width/height)
787	* to compensate for differences in guest methods for mapping back to
788	* pixels */
789	enum { ADJUST_RANGE = - 3 * VMMDEV_MOUSE_RANGE / 4 };
790
791	if (pfValid)
792	*pfValid = true;
793	if (!(mfVMMDevGuestCaps & VMMDEV_MOUSE_NEW_PROTOCOL) && !pDisplay->i_isInputMappingSet())
794	{
795	ULONG displayWidth, displayHeight;
796	ULONG ulDummy;
797	LONG lDummy;
798	/* Takes the display lock */
799	HRESULT rc = pDisplay->i_getScreenResolution(0, &displayWidth,
800	&displayHeight, &ulDummy, &lDummy, &lDummy);
801	if (FAILED(rc))
802	return rc;
803
804	pxAdj = displayWidth ? (x VMMDEV_MOUSE_RANGE + ADJUST_RANGE)
805	/ (LONG) displayWidth: 0;
806	pyAdj = displayHeight ? (y VMMDEV_MOUSE_RANGE + ADJUST_RANGE)
807	/ (LONG) displayHeight: 0;
808	}
809	else
810	{
811	int32_t x1, y1, x2, y2;
812	/* Takes the display lock */
813	pDisplay->i_getFramebufferDimensions(&x1, &y1, &x2, &y2);
814	pxAdj = x1 < x2 ? ((x - x1) VMMDEV_MOUSE_RANGE + ADJUST_RANGE)
815	/ (x2 - x1) : 0;
816	pyAdj = y1 < y2 ? ((y - y1) VMMDEV_MOUSE_RANGE + ADJUST_RANGE)
817	/ (y2 - y1) : 0;
818	if ( *pxAdj < VMMDEV_MOUSE_RANGE_MIN
819	\|\| *pxAdj > VMMDEV_MOUSE_RANGE_MAX
820	\|\| *pyAdj < VMMDEV_MOUSE_RANGE_MIN
821	\|\| *pyAdj > VMMDEV_MOUSE_RANGE_MAX)
822	if (pfValid)
823	*pfValid = false;
824	}
825	return S_OK;
826	}
827
828
829	/**
830	* Send an absolute mouse event to the VM. This requires either VirtualBox-
831	* specific drivers installed in the guest or absolute pointing device
832	* emulation.
833	* @note the VMMDev capability change is so that the guest knows we are sending
834	* dummy events over the PS/2 device to signal the arrival of new
835	* absolute pointer data, and not pointer real movement data
836	* @note all calls out of this object are made with no locks held!
837	*
838	* @returns COM status code
839	* @param x X position (pixel), starting from 1
840	* @param y Y position (pixel), starting from 1
841	* @param dz Z movement
842	* @param fButtons The mouse button state
843	*/
844	HRESULT Mouse::putMouseEventAbsolute(LONG x, LONG y, LONG dz, LONG dw,
845	LONG aButtonState)
846	{
847	LogRel3(("%s: x=%d, y=%d, dz=%d, dw=%d, fButtons=0x%x\n",
848	__PRETTY_FUNCTION__, x, y, dz, dw, aButtonState));
849
850	int32_t xAdj, yAdj;
851	uint32_t fButtonsAdj;
852	bool fValid;
853
854	/** @todo the front end should do this conversion to avoid races */
855	/** @note Or maybe not... races are pretty inherent in everything done in
856	* this object and not really bad as far as I can see. */
857	HRESULT rc = i_convertDisplayRes(x, y, &xAdj, &yAdj, &fValid);
858	if (FAILED(rc)) return rc;
859
860	fButtonsAdj = i_mouseButtonsToPDM(aButtonState);
861	/* If we are doing old-style (IRQ-less) absolute reporting to the VMM
862	* device then make sure the guest is aware of it, so that it knows to
863	* ignore relative movement on the PS/2 device. */
864	i_updateVMMDevMouseCaps(VMMDEV_MOUSE_HOST_WANTS_ABSOLUTE, 0);
865	if (fValid)
866	{
867	rc = i_reportAbsEventToInputDevices(xAdj, yAdj, dz, dw, fButtonsAdj,
868	RT_BOOL(mfVMMDevGuestCaps & VMMDEV_MOUSE_NEW_PROTOCOL));
869	if (FAILED(rc)) return rc;
870
871	i_fireMouseEvent(true, x, y, dz, dw, aButtonState);
872	}
873	rc = i_reportAbsEventToDisplayDevice(x, y);
874
875	return rc;
876	}
877
878	/**
879	* Send a multi-touch event. This requires multi-touch pointing device emulation.
880	* @note all calls out of this object are made with no locks held!
881	*
882	* @returns COM status code.
883	* @param aCount Number of contacts.
884	* @param aContacts Information about each contact.
885	* @param aScanTime Timestamp.
886	*/
887	HRESULT Mouse::putEventMultiTouch(LONG aCount,
888	const std::vector<LONG64> &aContacts,
889	ULONG aScanTime)
890	{
891	LogRel3(("%s: aCount %d(actual %d), aScanTime %u\n",
892	__FUNCTION__, aCount, aContacts.size(), aScanTime));
893
894	HRESULT rc = S_OK;
895
896	if ((LONG)aContacts.size() >= aCount)
897	{
898	const LONG64 *paContacts = aCount > 0? &aContacts.front(): NULL;
899
900	rc = i_putEventMultiTouch(aCount, paContacts, aScanTime);
901	}
902	else
903	{
904	rc = E_INVALIDARG;
905	}
906
907	return rc;
908	}
909
910	/**
911	* Send a multi-touch event. Version for scripting languages.
912	*
913	* @returns COM status code.
914	* @param aCount Number of contacts.
915	* @param aContacts Information about each contact.
916	* @param aScanTime Timestamp.
917	*/
918	HRESULT Mouse::putEventMultiTouchString(LONG aCount,
919	const com::Utf8Str &aContacts,
920	ULONG aScanTime)
921	{
922	/** @todo implement: convert the string to LONG64 array and call putEventMultiTouch. */
923	NOREF(aCount);
924	NOREF(aContacts);
925	NOREF(aScanTime);
926	return E_NOTIMPL;
927	}
928
929
930	// private methods
931	/////////////////////////////////////////////////////////////////////////////
932
933	/* Used by PutEventMultiTouch and PutEventMultiTouchString. */
934	HRESULT Mouse::i_putEventMultiTouch(LONG aCount,
935	const LONG64 *paContacts,
936	ULONG aScanTime)
937	{
938	if (aCount >= 256)
939	{
940	return E_INVALIDARG;
941	}
942
943	DisplayMouseInterface *pDisplay = mParent->i_getDisplayMouseInterface();
944	ComAssertRet(pDisplay, E_FAIL);
945
946	/* Touch events are mapped to the primary monitor, because the emulated USB
947	* touchscreen device is associated with one (normally the primary) screen in the guest.
948	*/
949	ULONG uScreenId = 0;
950
951	ULONG cWidth = 0;
952	ULONG cHeight = 0;
953	ULONG cBPP = 0;
954	LONG xOrigin = 0;
955	LONG yOrigin = 0;
956	HRESULT rc = pDisplay->i_getScreenResolution(uScreenId, &cWidth, &cHeight, &cBPP, &xOrigin, &yOrigin);
957	NOREF(cBPP);
958	ComAssertComRCRetRC(rc);
959
960	uint64_t* pau64Contacts = NULL;
961	uint8_t cContacts = 0;
962
963	/* Deliver 0 contacts too, touch device may use this to reset the state. */
964	if (aCount > 0)
965	{
966	/* Create a copy with converted coords. */
967	pau64Contacts = (uint64_t )RTMemTmpAlloc(aCount sizeof(uint64_t));
968	if (pau64Contacts)
969	{
970	int32_t x1 = xOrigin;
971	int32_t y1 = yOrigin;
972	int32_t x2 = x1 + cWidth;
973	int32_t y2 = y1 + cHeight;
974
975	LogRel3(("%s: screen [%d] %d,%d %d,%d\n",
976	__FUNCTION__, uScreenId, x1, y1, x2, y2));
977
978	LONG i;
979	for (i = 0; i < aCount; i++)
980	{
981	uint32_t u32Lo = RT_LO_U32(paContacts[i]);
982	uint32_t u32Hi = RT_HI_U32(paContacts[i]);
983	int32_t x = (int16_t)u32Lo;
984	int32_t y = (int16_t)(u32Lo >> 16);
985	uint8_t contactId = RT_BYTE1(u32Hi);
986	bool fInContact = (RT_BYTE2(u32Hi) & 0x1) != 0;
987	bool fInRange = (RT_BYTE2(u32Hi) & 0x2) != 0;
988
989	LogRel3(("%s: [%d] %d,%d id %d, inContact %d, inRange %d\n",
990	__FUNCTION__, i, x, y, contactId, fInContact, fInRange));
991
992	/* x1,y1 are inclusive and x2,y2 are exclusive,
993	* while x,y start from 1 and are inclusive.
994	*/
995	if (x <= x1 \|\| x > x2 \|\| y <= y1 \|\| y > y2)
996	{
997	/* Out of range. Skip the contact. */
998	continue;
999	}
1000
1001	int32_t xAdj = x1 < x2? ((x - 1 - x1) * VMMDEV_MOUSE_RANGE) / (x2 - x1) : 0;
1002	int32_t yAdj = y1 < y2? ((y - 1 - y1) * VMMDEV_MOUSE_RANGE) / (y2 - y1) : 0;
1003
1004	bool fValid = ( xAdj >= VMMDEV_MOUSE_RANGE_MIN
1005	&& xAdj <= VMMDEV_MOUSE_RANGE_MAX
1006	&& yAdj >= VMMDEV_MOUSE_RANGE_MIN
1007	&& yAdj <= VMMDEV_MOUSE_RANGE_MAX);
1008
1009	if (fValid)
1010	{
1011	uint8_t fu8 = (uint8_t)( (fInContact? 0x01: 0x00)
1012	\| (fInRange? 0x02: 0x00));
1013	pau64Contacts[cContacts] = RT_MAKE_U64_FROM_U16((uint16_t)xAdj,
1014	(uint16_t)yAdj,
1015	RT_MAKE_U16(contactId, fu8),
1016	0);
1017	cContacts++;
1018	}
1019	}
1020	}
1021	else
1022	{
1023	rc = E_OUTOFMEMORY;
1024	}
1025	}
1026
1027	if (SUCCEEDED(rc))
1028	{
1029	rc = i_reportMultiTouchEventToDevice(cContacts, cContacts? pau64Contacts: NULL, (uint32_t)aScanTime);
1030
1031	/* Send the original contact information. */
1032	i_fireMultiTouchEvent(cContacts, cContacts? paContacts: NULL, (uint32_t)aScanTime);
1033	}
1034
1035	RTMemTmpFree(pau64Contacts);
1036
1037	return rc;
1038	}
1039
1040
1041	/** Does the guest currently rely on the host to draw the mouse cursor or
1042	* can it switch to doing it itself in software? */
1043	bool Mouse::i_guestNeedsHostCursor(void)
1044	{
1045	return RT_BOOL(mfVMMDevGuestCaps & VMMDEV_MOUSE_GUEST_NEEDS_HOST_CURSOR);
1046	}
1047
1048
1049	/** Check what sort of reporting can be done using the devices currently
1050	* enabled. Does not consider the VMM device. */
1051	void Mouse::i_getDeviceCaps(bool pfAbs, bool pfRel, bool *pfMT)
1052	{
1053	bool fAbsDev = false;
1054	bool fRelDev = false;
1055	bool fMTDev = false;
1056
1057	AutoReadLock aLock(this COMMA_LOCKVAL_SRC_POS);
1058
1059	for (unsigned i = 0; i < MOUSE_MAX_DEVICES; ++i)
1060	if (mpDrv[i])
1061	{
1062	if (mpDrv[i]->u32DevCaps & MOUSE_DEVCAP_ABSOLUTE)
1063	fAbsDev = true;
1064	if (mpDrv[i]->u32DevCaps & MOUSE_DEVCAP_RELATIVE)
1065	fRelDev = true;
1066	if (mpDrv[i]->u32DevCaps & MOUSE_DEVCAP_MULTI_TOUCH)
1067	fMTDev = true;
1068	}
1069	if (pfAbs)
1070	*pfAbs = fAbsDev;
1071	if (pfRel)
1072	*pfRel = fRelDev;
1073	if (pfMT)
1074	*pfMT = fMTDev;
1075	}
1076
1077
1078	/** Does the VMM device currently support absolute reporting? */
1079	bool Mouse::i_vmmdevCanAbs(void)
1080	{
1081	bool fRelDev;
1082
1083	i_getDeviceCaps(NULL, &fRelDev, NULL);
1084	return (mfVMMDevGuestCaps & VMMDEV_MOUSE_GUEST_CAN_ABSOLUTE)
1085	&& fRelDev;
1086	}
1087
1088
1089	/** Does the VMM device currently support absolute reporting? */
1090	bool Mouse::i_deviceCanAbs(void)
1091	{
1092	bool fAbsDev;
1093
1094	i_getDeviceCaps(&fAbsDev, NULL, NULL);
1095	return fAbsDev;
1096	}
1097
1098
1099	/** Can we currently send relative events to the guest? */
1100	bool Mouse::i_supportsRel(void)
1101	{
1102	bool fRelDev;
1103
1104	i_getDeviceCaps(NULL, &fRelDev, NULL);
1105	return fRelDev;
1106	}
1107
1108
1109	/** Can we currently send absolute events to the guest? */
1110	bool Mouse::i_supportsAbs(void)
1111	{
1112	bool fAbsDev;
1113
1114	i_getDeviceCaps(&fAbsDev, NULL, NULL);
1115	return fAbsDev \|\| i_vmmdevCanAbs();
1116	}
1117
1118
1119	/** Can we currently send absolute events to the guest? */
1120	bool Mouse::i_supportsMT(void)
1121	{
1122	bool fMTDev;
1123
1124	i_getDeviceCaps(NULL, NULL, &fMTDev);
1125	return fMTDev;
1126	}
1127
1128
1129	/** Check what sort of reporting can be done using the devices currently
1130	* enabled (including the VMM device) and notify the guest and the front-end.
1131	*/
1132	void Mouse::i_sendMouseCapsNotifications(void)
1133	{
1134	bool fRelDev, fMTDev, fCanAbs, fNeedsHostCursor;
1135
1136	{
1137	AutoReadLock aLock(this COMMA_LOCKVAL_SRC_POS);
1138
1139	i_getDeviceCaps(NULL, &fRelDev, &fMTDev);
1140	fCanAbs = i_supportsAbs();
1141	fNeedsHostCursor = i_guestNeedsHostCursor();
1142	}
1143	mParent->i_onMouseCapabilityChange(fCanAbs, fRelDev, fMTDev, fNeedsHostCursor);
1144	}
1145
1146
1147	/**
1148	* @interface_method_impl{PDMIMOUSECONNECTOR,pfnReportModes}
1149	* A virtual device is notifying us about its current state and capabilities
1150	*/
1151	DECLCALLBACK(void) Mouse::i_mouseReportModes(PPDMIMOUSECONNECTOR pInterface, bool fRel, bool fAbs, bool fMT)
1152	{
1153	PDRVMAINMOUSE pDrv = RT_FROM_MEMBER(pInterface, DRVMAINMOUSE, IConnector);
1154	if (fRel)
1155	pDrv->u32DevCaps \|= MOUSE_DEVCAP_RELATIVE;
1156	else
1157	pDrv->u32DevCaps &= ~MOUSE_DEVCAP_RELATIVE;
1158	if (fAbs)
1159	pDrv->u32DevCaps \|= MOUSE_DEVCAP_ABSOLUTE;
1160	else
1161	pDrv->u32DevCaps &= ~MOUSE_DEVCAP_ABSOLUTE;
1162	if (fMT)
1163	pDrv->u32DevCaps \|= MOUSE_DEVCAP_MULTI_TOUCH;
1164	else
1165	pDrv->u32DevCaps &= ~MOUSE_DEVCAP_MULTI_TOUCH;
1166
1167	pDrv->pMouse->i_sendMouseCapsNotifications();
1168	}
1169
1170
1171	/**
1172	* @interface_method_impl{PDMIBASE,pfnQueryInterface}
1173	*/
1174	DECLCALLBACK(void ) Mouse::i_drvQueryInterface(PPDMIBASE pInterface, const char pszIID)
1175	{
1176	PPDMDRVINS pDrvIns = PDMIBASE_2_PDMDRV(pInterface);
1177	PDRVMAINMOUSE pDrv = PDMINS_2_DATA(pDrvIns, PDRVMAINMOUSE);
1178
1179	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDrvIns->IBase);
1180	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIMOUSECONNECTOR, &pDrv->IConnector);
1181	return NULL;
1182	}
1183
1184
1185	/**
1186	* Destruct a mouse driver instance.
1187	*
1188	* @returns VBox status code.
1189	* @param pDrvIns The driver instance data.
1190	*/
1191	DECLCALLBACK(void) Mouse::i_drvDestruct(PPDMDRVINS pDrvIns)
1192	{
1193	PDMDRV_CHECK_VERSIONS_RETURN_VOID(pDrvIns);
1194	PDRVMAINMOUSE pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINMOUSE);
1195	LogFlow(("Mouse::drvDestruct: iInstance=%d\n", pDrvIns->iInstance));
1196
1197	if (pThis->pMouse)
1198	{
1199	AutoWriteLock mouseLock(pThis->pMouse COMMA_LOCKVAL_SRC_POS);
1200	for (unsigned cDev = 0; cDev < MOUSE_MAX_DEVICES; ++cDev)
1201	if (pThis->pMouse->mpDrv[cDev] == pThis)
1202	{
1203	pThis->pMouse->mpDrv[cDev] = NULL;
1204	break;
1205	}
1206	}
1207	}
1208
1209
1210	/**
1211	* Construct a mouse driver instance.
1212	*
1213	* @copydoc FNPDMDRVCONSTRUCT
1214	*/
1215	DECLCALLBACK(int) Mouse::i_drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags)
1216	{
1217	RT_NOREF(fFlags);
1218	PDMDRV_CHECK_VERSIONS_RETURN(pDrvIns);
1219	PDRVMAINMOUSE pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINMOUSE);
1220	LogFlow(("drvMainMouse_Construct: iInstance=%d\n", pDrvIns->iInstance));
1221
1222	/*
1223	* Validate configuration.
1224	*/
1225	if (!CFGMR3AreValuesValid(pCfg, "Object\0"))
1226	return VERR_PDM_DRVINS_UNKNOWN_CFG_VALUES;
1227	AssertMsgReturn(PDMDrvHlpNoAttach(pDrvIns) == VERR_PDM_NO_ATTACHED_DRIVER,
1228	("Configuration error: Not possible to attach anything to this driver!\n"),
1229	VERR_PDM_DRVINS_NO_ATTACH);
1230
1231	/*
1232	* IBase.
1233	*/
1234	pDrvIns->IBase.pfnQueryInterface = Mouse::i_drvQueryInterface;
1235
1236	pThis->IConnector.pfnReportModes = Mouse::i_mouseReportModes;
1237
1238	/*
1239	* Get the IMousePort interface of the above driver/device.
1240	*/
1241	pThis->pUpPort = (PPDMIMOUSEPORT)pDrvIns->pUpBase->pfnQueryInterface(pDrvIns->pUpBase, PDMIMOUSEPORT_IID);
1242	if (!pThis->pUpPort)
1243	{
1244	AssertMsgFailed(("Configuration error: No mouse port interface above!\n"));
1245	return VERR_PDM_MISSING_INTERFACE_ABOVE;
1246	}
1247
1248	/*
1249	* Get the Mouse object pointer and update the mpDrv member.
1250	*/
1251	void *pv;
1252	int rc = CFGMR3QueryPtr(pCfg, "Object", &pv);
1253	if (RT_FAILURE(rc))
1254	{
1255	AssertMsgFailed(("Configuration error: No/bad \"Object\" value! rc=%Rrc\n", rc));
1256	return rc;
1257	}
1258	pThis->pMouse = (Mouse )pv; /* @todo Check this cast! */
1259	unsigned cDev;
1260	{
1261	AutoWriteLock mouseLock(pThis->pMouse COMMA_LOCKVAL_SRC_POS);
1262
1263	for (cDev = 0; cDev < MOUSE_MAX_DEVICES; ++cDev)
1264	if (!pThis->pMouse->mpDrv[cDev])
1265	{
1266	pThis->pMouse->mpDrv[cDev] = pThis;
1267	break;
1268	}
1269	}
1270	if (cDev == MOUSE_MAX_DEVICES)
1271	return VERR_NO_MORE_HANDLES;
1272
1273	return VINF_SUCCESS;
1274	}
1275
1276
1277	/**
1278	* Main mouse driver registration record.
1279	*/
1280	const PDMDRVREG Mouse::DrvReg =
1281	{
1282	/* u32Version */
1283	PDM_DRVREG_VERSION,
1284	/* szName */
1285	"MainMouse",
1286	/* szRCMod */
1287	"",
1288	/* szR0Mod */
1289	"",
1290	/* pszDescription */
1291	"Main mouse driver (Main as in the API).",
1292	/* fFlags */
1293	PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT,
1294	/* fClass. */
1295	PDM_DRVREG_CLASS_MOUSE,
1296	/* cMaxInstances */
1297	~0U,
1298	/* cbInstance */
1299	sizeof(DRVMAINMOUSE),
1300	/* pfnConstruct */
1301	Mouse::i_drvConstruct,
1302	/* pfnDestruct */
1303	Mouse::i_drvDestruct,
1304	/* pfnRelocate */
1305	NULL,
1306	/* pfnIOCtl */
1307	NULL,
1308	/* pfnPowerOn */
1309	NULL,
1310	/* pfnReset */
1311	NULL,
1312	/* pfnSuspend */
1313	NULL,
1314	/* pfnResume */
1315	NULL,
1316	/* pfnAttach */
1317	NULL,
1318	/* pfnDetach */
1319	NULL,
1320	/* pfnPowerOff */
1321	NULL,
1322	/* pfnSoftReset */
1323	NULL,
1324	/* u32EndVersion */
1325	PDM_DRVREG_VERSION
1326	};
1327	/* vi: set tabstop=4 shiftwidth=4 expandtab: */

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source: vbox/trunk/src/VBox/Main/src-client/MouseImpl.cpp@ 63360

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