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source: vbox/trunk/src/VBox/Additions/x11/x11include/xorg-server-1.9.0/dix.h@ 38889

Last change on this file since 38889 was 32163, checked in by vboxsync, 14 years ago

Additions/x11/x11include: additional headers for building drivers for X.Org Server 1.9
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1/***********************************************************
2
3Copyright 1987, 1998 The Open Group
4
5Permission to use, copy, modify, distribute, and sell this software and its
6documentation for any purpose is hereby granted without fee, provided that
7the above copyright notice appear in all copies and that both that
8copyright notice and this permission notice appear in supporting
9documentation.
10
11The above copyright notice and this permission notice shall be included in
12all copies or substantial portions of the Software.
13
14THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
18AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
19CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
20
21Except as contained in this notice, the name of The Open Group shall not be
22used in advertising or otherwise to promote the sale, use or other dealings
23in this Software without prior written authorization from The Open Group.
24
25
26Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
27
28 All Rights Reserved
29
30Permission to use, copy, modify, and distribute this software and its
31documentation for any purpose and without fee is hereby granted,
32provided that the above copyright notice appear in all copies and that
33both that copyright notice and this permission notice appear in
34supporting documentation, and that the name of Digital not be
35used in advertising or publicity pertaining to distribution of the
36software without specific, written prior permission.
37
38DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
39ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
40DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
41ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
42WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
43ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
44SOFTWARE.
45
46******************************************************************/
47
48#ifndef DIX_H
49#define DIX_H
50
51#include "callback.h"
52#include "gc.h"
53#include "window.h"
54#include "input.h"
55#include "cursor.h"
56#include "geext.h"
57#include "events.h"
58#include <X11/extensions/XI.h>
59
60#define EARLIER -1
61#define SAMETIME 0
62#define LATER 1
63
64#define NullClient ((ClientPtr) 0)
65#define REQUEST(type) \
66 type *stuff = (type *)client->requestBuffer
67
68
69#define REQUEST_SIZE_MATCH(req)\
70 if ((sizeof(req) >> 2) != client->req_len)\
71 return(BadLength)
72
73#define REQUEST_AT_LEAST_SIZE(req) \
74 if ((sizeof(req) >> 2) > client->req_len )\
75 return(BadLength)
76
77#define REQUEST_FIXED_SIZE(req, n)\
78 if (((sizeof(req) >> 2) > client->req_len) || \
79 (((sizeof(req) + (n) + 3) >> 2) != client->req_len)) \
80 return(BadLength)
81
82#define LEGAL_NEW_RESOURCE(id,client)\
83 if (!LegalNewID(id,client)) \
84 {\
85 client->errorValue = id;\
86 return BadIDChoice;\
87 }
88
89#define VALIDATE_DRAWABLE_AND_GC(drawID, pDraw, mode)\
90 {\
91 int rc = dixLookupDrawable(&(pDraw), drawID, client, M_ANY, mode);\
92 if (rc != Success)\
93 return rc;\
94 rc = dixLookupGC(&(pGC), stuff->gc, client, DixUseAccess);\
95 if (rc != Success)\
96 return rc;\
97 if ((pGC->depth != pDraw->depth) || (pGC->pScreen != pDraw->pScreen))\
98 return BadMatch;\
99 }\
100 if (pGC->serialNumber != pDraw->serialNumber)\
101 ValidateGC(pDraw, pGC);
102
103
104#define WriteReplyToClient(pClient, size, pReply) { \
105 if ((pClient)->swapped) \
106 (*ReplySwapVector[((xReq *)(pClient)->requestBuffer)->reqType]) \
107 (pClient, (int)(size), pReply); \
108 else (void) WriteToClient(pClient, (int)(size), (char *)(pReply)); }
109
110#define WriteSwappedDataToClient(pClient, size, pbuf) \
111 if ((pClient)->swapped) \
112 (*(pClient)->pSwapReplyFunc)(pClient, (int)(size), pbuf); \
113 else (void) WriteToClient (pClient, (int)(size), (char *)(pbuf));
114
115typedef struct _TimeStamp *TimeStampPtr;
116
117#ifndef _XTYPEDEF_CLIENTPTR
118typedef struct _Client *ClientPtr; /* also in misc.h */
119#define _XTYPEDEF_CLIENTPTR
120#endif
121
122typedef struct _WorkQueue *WorkQueuePtr;
123
124extern _X_EXPORT ClientPtr clients[MAXCLIENTS];
125extern _X_EXPORT ClientPtr serverClient;
126extern _X_EXPORT int currentMaxClients;
127extern _X_EXPORT char dispatchExceptionAtReset;
128
129typedef int HWEventQueueType;
130typedef HWEventQueueType* HWEventQueuePtr;
131
132extern _X_EXPORT HWEventQueuePtr checkForInput[2];
133
134typedef struct _TimeStamp {
135 CARD32 months; /* really ~49.7 days */
136 CARD32 milliseconds;
137} TimeStamp;
138
139/* dispatch.c */
140
141extern _X_EXPORT void SetInputCheck(
142 HWEventQueuePtr /*c0*/,
143 HWEventQueuePtr /*c1*/);
144
145extern _X_EXPORT void CloseDownClient(
146 ClientPtr /*client*/);
147
148extern _X_EXPORT void UpdateCurrentTime(void);
149
150extern _X_EXPORT void UpdateCurrentTimeIf(void);
151
152extern _X_EXPORT int dixDestroyPixmap(
153 pointer /*value*/,
154 XID /*pid*/);
155
156extern _X_EXPORT void InitClient(
157 ClientPtr /*client*/,
158 int /*i*/,
159 pointer /*ospriv*/);
160
161extern _X_EXPORT ClientPtr NextAvailableClient(
162 pointer /*ospriv*/);
163
164extern _X_EXPORT void SendErrorToClient(
165 ClientPtr /*client*/,
166 unsigned int /*majorCode*/,
167 unsigned int /*minorCode*/,
168 XID /*resId*/,
169 int /*errorCode*/);
170
171extern _X_EXPORT void MarkClientException(
172 ClientPtr /*client*/);
173
174extern _X_HIDDEN Bool CreateConnectionBlock(void);
175/* dixutils.c */
176
177extern _X_EXPORT int CompareISOLatin1Lowered(
178 unsigned char * /*a*/,
179 int alen,
180 unsigned char * /*b*/,
181 int blen);
182
183extern _X_EXPORT int dixLookupWindow(
184 WindowPtr *result,
185 XID id,
186 ClientPtr client,
187 Mask access_mode);
188
189extern _X_EXPORT int dixLookupDrawable(
190 DrawablePtr *result,
191 XID id,
192 ClientPtr client,
193 Mask type_mask,
194 Mask access_mode);
195
196extern _X_EXPORT int dixLookupGC(
197 GCPtr *result,
198 XID id,
199 ClientPtr client,
200 Mask access_mode);
201
202extern _X_EXPORT int dixLookupFontable(
203 FontPtr *result,
204 XID id,
205 ClientPtr client,
206 Mask access_mode);
207
208extern _X_EXPORT int dixLookupClient(
209 ClientPtr *result,
210 XID id,
211 ClientPtr client,
212 Mask access_mode);
213
214extern _X_EXPORT void NoopDDA(void);
215
216extern _X_EXPORT int AlterSaveSetForClient(
217 ClientPtr /*client*/,
218 WindowPtr /*pWin*/,
219 unsigned /*mode*/,
220 Bool /*toRoot*/,
221 Bool /*map*/);
222
223extern _X_EXPORT void DeleteWindowFromAnySaveSet(
224 WindowPtr /*pWin*/);
225
226extern _X_EXPORT void BlockHandler(
227 pointer /*pTimeout*/,
228 pointer /*pReadmask*/);
229
230extern _X_EXPORT void WakeupHandler(
231 int /*result*/,
232 pointer /*pReadmask*/);
233
234void
235EnableLimitedSchedulingLatency(void);
236
237void
238DisableLimitedSchedulingLatency(void);
239
240typedef void (* WakeupHandlerProcPtr)(
241 pointer /* blockData */,
242 int /* result */,
243 pointer /* pReadmask */);
244
245extern _X_EXPORT Bool RegisterBlockAndWakeupHandlers(
246 BlockHandlerProcPtr /*blockHandler*/,
247 WakeupHandlerProcPtr /*wakeupHandler*/,
248 pointer /*blockData*/);
249
250extern _X_EXPORT void RemoveBlockAndWakeupHandlers(
251 BlockHandlerProcPtr /*blockHandler*/,
252 WakeupHandlerProcPtr /*wakeupHandler*/,
253 pointer /*blockData*/);
254
255extern _X_EXPORT void InitBlockAndWakeupHandlers(void);
256
257extern _X_EXPORT void ProcessWorkQueue(void);
258
259extern _X_EXPORT void ProcessWorkQueueZombies(void);
260
261extern _X_EXPORT Bool QueueWorkProc(
262 Bool (* /*function*/)(
263 ClientPtr /*clientUnused*/,
264 pointer /*closure*/),
265 ClientPtr /*client*/,
266 pointer /*closure*/
267);
268
269typedef Bool (* ClientSleepProcPtr)(
270 ClientPtr /*client*/,
271 pointer /*closure*/);
272
273extern _X_EXPORT Bool ClientSleep(
274 ClientPtr /*client*/,
275 ClientSleepProcPtr /* function */,
276 pointer /*closure*/);
277
278#ifndef ___CLIENTSIGNAL_DEFINED___
279#define ___CLIENTSIGNAL_DEFINED___
280extern _X_EXPORT Bool ClientSignal(
281 ClientPtr /*client*/);
282#endif /* ___CLIENTSIGNAL_DEFINED___ */
283
284extern _X_EXPORT void ClientWakeup(
285 ClientPtr /*client*/);
286
287extern _X_EXPORT Bool ClientIsAsleep(
288 ClientPtr /*client*/);
289
290/* atom.c */
291
292extern _X_EXPORT Atom MakeAtom(
293 const char * /*string*/,
294 unsigned /*len*/,
295 Bool /*makeit*/);
296
297extern _X_EXPORT Bool ValidAtom(
298 Atom /*atom*/);
299
300extern _X_EXPORT const char *NameForAtom(
301 Atom /*atom*/);
302
303extern _X_EXPORT void AtomError(void) _X_NORETURN;
304
305extern _X_EXPORT void FreeAllAtoms(void);
306
307extern _X_EXPORT void InitAtoms(void);
308
309/* main.c */
310
311extern _X_EXPORT void SetVendorRelease(int release);
312
313extern _X_EXPORT void SetVendorString(char *string);
314
315/* events.c */
316
317extern void SetMaskForEvent(
318 int /* deviceid */,
319 Mask /* mask */,
320 int /* event */);
321
322extern _X_EXPORT void ConfineToShape(
323 DeviceIntPtr /* pDev */,
324 RegionPtr /* shape */,
325 int* /* px */,
326 int* /* py */);
327
328extern _X_EXPORT Bool IsParent(
329 WindowPtr /* maybeparent */,
330 WindowPtr /* child */);
331
332extern _X_EXPORT WindowPtr GetCurrentRootWindow(DeviceIntPtr pDev);
333
334extern _X_EXPORT WindowPtr GetSpriteWindow(DeviceIntPtr pDev);
335
336
337extern _X_EXPORT void NoticeEventTime(InternalEvent *ev);
338
339extern void EnqueueEvent(
340 InternalEvent * /* ev */,
341 DeviceIntPtr /* device */);
342
343extern void ActivatePointerGrab(
344 DeviceIntPtr /* mouse */,
345 GrabPtr /* grab */,
346 TimeStamp /* time */,
347 Bool /* autoGrab */);
348
349extern void DeactivatePointerGrab(
350 DeviceIntPtr /* mouse */);
351
352extern void ActivateKeyboardGrab(
353 DeviceIntPtr /* keybd */,
354 GrabPtr /* grab */,
355 TimeStamp /* time */,
356 Bool /* passive */);
357
358extern void DeactivateKeyboardGrab(
359 DeviceIntPtr /* keybd */);
360
361extern BOOL ActivateFocusInGrab(
362 DeviceIntPtr /* dev */,
363 WindowPtr /* old */,
364 WindowPtr /* win */);
365
366extern void AllowSome(
367 ClientPtr /* client */,
368 TimeStamp /* time */,
369 DeviceIntPtr /* thisDev */,
370 int /* newState */);
371
372extern void ReleaseActiveGrabs(
373 ClientPtr client);
374
375extern _X_EXPORT int DeliverEventsToWindow(
376 DeviceIntPtr /* pWin */,
377 WindowPtr /* pWin */,
378 xEventPtr /* pEvents */,
379 int /* count */,
380 Mask /* filter */,
381 GrabPtr /* grab */);
382
383extern int DeliverDeviceEvents(
384 WindowPtr /* pWin */,
385 InternalEvent* /* event */,
386 GrabPtr /* grab */,
387 WindowPtr /* stopAt */,
388 DeviceIntPtr /* dev */);
389
390extern void InitializeSprite(
391 DeviceIntPtr /* pDev */,
392 WindowPtr /* pWin */);
393
394extern void UpdateSpriteForScreen(
395 DeviceIntPtr /* pDev */,
396 ScreenPtr /* pScreen */);
397
398extern _X_EXPORT void WindowHasNewCursor(
399 WindowPtr /* pWin */);
400
401extern Bool CheckDeviceGrabs(
402 DeviceIntPtr /* device */,
403 DeviceEvent* /* event */,
404 int /* checkFirst */);
405
406extern void DeliverFocusedEvent(
407 DeviceIntPtr /* keybd */,
408 InternalEvent* /* event */,
409 WindowPtr /* window */);
410
411extern void DeliverGrabbedEvent(
412 InternalEvent* /* event */,
413 DeviceIntPtr /* thisDev */,
414 Bool /* deactivateGrab */);
415
416extern void FixKeyState(
417 DeviceEvent* /* event */,
418 DeviceIntPtr /* keybd */);
419
420extern void RecalculateDeliverableEvents(
421 WindowPtr /* pWin */);
422
423extern _X_EXPORT int OtherClientGone(
424 pointer /* value */,
425 XID /* id */);
426
427extern void DoFocusEvents(
428 DeviceIntPtr /* dev */,
429 WindowPtr /* fromWin */,
430 WindowPtr /* toWin */,
431 int /* mode */);
432
433extern int SetInputFocus(
434 ClientPtr /* client */,
435 DeviceIntPtr /* dev */,
436 Window /* focusID */,
437 CARD8 /* revertTo */,
438 Time /* ctime */,
439 Bool /* followOK */);
440
441extern int GrabDevice(
442 ClientPtr /* client */,
443 DeviceIntPtr /* dev */,
444 unsigned /* this_mode */,
445 unsigned /* other_mode */,
446 Window /* grabWindow */,
447 unsigned /* ownerEvents */,
448 Time /* ctime */,
449 GrabMask* /* mask */,
450 int /* grabtype */,
451 Cursor /* curs */,
452 Window /* confineToWin */,
453 CARD8 * /* status */);
454
455extern void InitEvents(void);
456
457extern void CloseDownEvents(void);
458
459extern void DeleteWindowFromAnyEvents(
460 WindowPtr /* pWin */,
461 Bool /* freeResources */);
462
463
464extern Mask EventMaskForClient(
465 WindowPtr /* pWin */,
466 ClientPtr /* client */);
467
468
469
470extern _X_EXPORT int DeliverEvents(
471 WindowPtr /*pWin*/,
472 xEventPtr /*xE*/,
473 int /*count*/,
474 WindowPtr /*otherParent*/);
475
476extern Bool CheckMotion(
477 DeviceEvent* /* ev */,
478 DeviceIntPtr /* pDev */);
479
480extern _X_EXPORT void WriteEventsToClient(
481 ClientPtr /*pClient*/,
482 int /*count*/,
483 xEventPtr /*events*/);
484
485extern _X_EXPORT int TryClientEvents(
486 ClientPtr /*client*/,
487 DeviceIntPtr /* device */,
488 xEventPtr /*pEvents*/,
489 int /*count*/,
490 Mask /*mask*/,
491 Mask /*filter*/,
492 GrabPtr /*grab*/);
493
494extern _X_EXPORT void WindowsRestructured(void);
495
496extern int SetClientPointer(
497 ClientPtr /* client */,
498 DeviceIntPtr /* device */);
499
500extern _X_EXPORT DeviceIntPtr PickPointer(
501 ClientPtr /* client */);
502
503extern _X_EXPORT DeviceIntPtr PickKeyboard(
504 ClientPtr /* client */);
505
506extern Bool IsInterferingGrab(
507 ClientPtr /* client */,
508 DeviceIntPtr /* dev */,
509 xEvent* /* events */);
510
511#ifdef PANORAMIX
512extern _X_EXPORT void ReinitializeRootWindow(WindowPtr win, int xoff, int yoff);
513#endif
514
515#ifdef RANDR
516extern _X_EXPORT void
517ScreenRestructured (ScreenPtr pScreen);
518#endif
519
520extern _X_EXPORT int ffs(int i);
521
522
523/*
524 * ServerGrabCallback stuff
525 */
526
527extern _X_EXPORT CallbackListPtr ServerGrabCallback;
528
529typedef enum {SERVER_GRABBED, SERVER_UNGRABBED,
530 CLIENT_PERVIOUS, CLIENT_IMPERVIOUS } ServerGrabState;
531
532typedef struct {
533 ClientPtr client;
534 ServerGrabState grabstate;
535} ServerGrabInfoRec;
536
537/*
538 * EventCallback stuff
539 */
540
541extern _X_EXPORT CallbackListPtr EventCallback;
542
543typedef struct {
544 ClientPtr client;
545 xEventPtr events;
546 int count;
547} EventInfoRec;
548
549/*
550 * DeviceEventCallback stuff
551 */
552
553extern _X_EXPORT CallbackListPtr DeviceEventCallback;
554
555typedef struct {
556 InternalEvent *event;
557 DeviceIntPtr device;
558} DeviceEventInfoRec;
559
560extern int XItoCoreType(int xi_type);
561extern Bool DevHasCursor(DeviceIntPtr pDev);
562extern Bool _X_EXPORT IsPointerDevice( DeviceIntPtr dev);
563extern Bool _X_EXPORT IsKeyboardDevice(DeviceIntPtr dev);
564extern Bool IsPointerEvent(InternalEvent *event);
565extern _X_EXPORT Bool IsMaster(DeviceIntPtr dev);
566
567extern _X_HIDDEN void CopyKeyClass(DeviceIntPtr device, DeviceIntPtr master);
568extern _X_HIDDEN int CorePointerProc(DeviceIntPtr dev, int what);
569extern _X_HIDDEN int CoreKeyboardProc(DeviceIntPtr dev, int what);
570
571
572/*
573 * These are deprecated compatibility functions and will be removed soon!
574 * Please use the noted replacements instead.
575 */
576/* replaced by dixLookupWindow */
577extern _X_EXPORT WindowPtr SecurityLookupWindow(
578 XID id,
579 ClientPtr client,
580 Mask access_mode);
581/* replaced by dixLookupWindow */
582extern _X_EXPORT WindowPtr LookupWindow(
583 XID id,
584 ClientPtr client);
585
586/* replaced by dixLookupDrawable */
587extern _X_EXPORT pointer SecurityLookupDrawable(
588 XID id,
589 ClientPtr client,
590 Mask access_mode);
591
592/* replaced by dixLookupDrawable */
593extern _X_EXPORT pointer LookupDrawable(
594 XID id,
595 ClientPtr client);
596
597/* replaced by dixLookupClient */
598extern _X_EXPORT ClientPtr LookupClient(
599 XID id,
600 ClientPtr client);
601
602#endif /* DIX_H */
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