File: | XExtInt.c |
Location: | line 784, column 25 |
Description: | Value stored to 'data' is never read |
1 | /************************************************************ |
2 | |
3 | Copyright 1989, 1998 The Open Group |
4 | |
5 | Permission to use, copy, modify, distribute, and sell this software and its |
6 | documentation for any purpose is hereby granted without fee, provided that |
7 | the above copyright notice appear in all copies and that both that |
8 | copyright notice and this permission notice appear in supporting |
9 | documentation. |
10 | |
11 | The above copyright notice and this permission notice shall be included in |
12 | all copies or substantial portions of the Software. |
13 | |
14 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
15 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
16 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
17 | OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN |
18 | AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
19 | CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
20 | |
21 | Except as contained in this notice, the name of The Open Group shall not be |
22 | used in advertising or otherwise to promote the sale, use or other dealings |
23 | in this Software without prior written authorization from The Open Group. |
24 | |
25 | Copyright 1989 by Hewlett-Packard Company, Palo Alto, California. |
26 | |
27 | All Rights Reserved |
28 | |
29 | Permission to use, copy, modify, and distribute this software and its |
30 | documentation for any purpose and without fee is hereby granted, |
31 | provided that the above copyright notice appear in all copies and that |
32 | both that copyright notice and this permission notice appear in |
33 | supporting documentation, and that the name of Hewlett-Packard not be |
34 | used in advertising or publicity pertaining to distribution of the |
35 | software without specific, written prior permission. |
36 | |
37 | HEWLETT-PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING |
38 | ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL |
39 | HEWLETT-PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR |
40 | ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, |
41 | WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, |
42 | ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS |
43 | SOFTWARE. |
44 | |
45 | ********************************************************/ |
46 | |
47 | /*********************************************************************** |
48 | * |
49 | * Input Extension library internal functions. |
50 | * |
51 | */ |
52 | |
53 | #if HAVE_CONFIG_H1 |
54 | #include <config.h> |
55 | #endif |
56 | |
57 | #include <stdio.h> |
58 | #include <stdint.h> |
59 | #include <X11/extensions/XI.h> |
60 | #include <X11/extensions/XI2.h> |
61 | #include <X11/extensions/XIproto.h> |
62 | #include <X11/extensions/XI2proto.h> |
63 | #include <X11/Xlibint.h> |
64 | #include <X11/extensions/XInput.h> |
65 | #include <X11/extensions/XInput2.h> |
66 | #include <X11/extensions/extutil.h> |
67 | #include <X11/extensions/geproto.h> |
68 | #include <X11/extensions/ge.h> |
69 | #include <X11/extensions/Xge.h> |
70 | #include "XIint.h" |
71 | |
72 | #define ENQUEUE_EVENT1 True1 |
73 | #define DONT_ENQUEUE0 False0 |
74 | #define FP1616toDBL(x)((x) * 1.0 / (1 << 16)) ((x) * 1.0 / (1 << 16)) |
75 | |
76 | int copy_classes(XIDeviceInfo *to, xXIAnyInfo* from, int *nclasses); |
77 | int size_classes(xXIAnyInfo* from, int nclasses); |
78 | |
79 | static XExtensionInfo *xinput_info; |
80 | static const char *xinput_extension_name = INAME"XInputExtension"; |
81 | |
82 | static int XInputClose( |
83 | Display * /* dpy */, |
84 | XExtCodes * /* codes */ |
85 | ); |
86 | |
87 | static char *XInputError( |
88 | Display * /* dpy */, |
89 | int /* code */, |
90 | XExtCodes * /* codes */, |
91 | char * /* buf */, |
92 | int /* n */ |
93 | ); |
94 | |
95 | static Boolint XInputWireToEvent( |
96 | Display * /* dpy */, |
97 | XEvent * /* re */, |
98 | xEvent * /* event */ |
99 | ); |
100 | static Boolint XInputWireToCookie( |
101 | Display* /* display */, |
102 | XGenericEventCookie* /* re */, |
103 | xEvent* /* event */ |
104 | ); |
105 | |
106 | static Boolint XInputCopyCookie( |
107 | Display* /* display */, |
108 | XGenericEventCookie* /* in */, |
109 | XGenericEventCookie* /* out */ |
110 | ); |
111 | |
112 | static int |
113 | wireToDeviceEvent(xXIDeviceEvent *in, XGenericEventCookie* out); |
114 | static int |
115 | wireToDeviceChangedEvent(xXIDeviceChangedEvent *in, XGenericEventCookie *cookie); |
116 | static int |
117 | wireToHierarchyChangedEvent(xXIHierarchyEvent *in, XGenericEventCookie *cookie); |
118 | static int |
119 | wireToRawEvent(XExtDisplayInfo *info, xXIRawEvent *in, XGenericEventCookie *cookie); |
120 | static int |
121 | wireToEnterLeave(xXIEnterEvent *in, XGenericEventCookie *cookie); |
122 | static int |
123 | wireToPropertyEvent(xXIPropertyEvent *in, XGenericEventCookie *cookie); |
124 | static int |
125 | wireToTouchOwnershipEvent(xXITouchOwnershipEvent *in, |
126 | XGenericEventCookie *cookie); |
127 | static int |
128 | wireToBarrierEvent(xXIBarrierEvent *in, |
129 | XGenericEventCookie *cookie); |
130 | |
131 | static /* const */ XEvent emptyevent; |
132 | |
133 | typedef Statusint (*core_event_to_wire)(Display*, XEvent*, xEvent*); |
134 | |
135 | static /* const */ XExtensionHooks xinput_extension_hooks = { |
136 | NULL((void*)0), /* create_gc */ |
137 | NULL((void*)0), /* copy_gc */ |
138 | NULL((void*)0), /* flush_gc */ |
139 | NULL((void*)0), /* free_gc */ |
140 | NULL((void*)0), /* create_font */ |
141 | NULL((void*)0), /* free_font */ |
142 | XInputClose, /* close_display */ |
143 | XInputWireToEvent, /* wire_to_event */ |
144 | (core_event_to_wire)_XiEventToWire, /* event_to_wire */ |
145 | NULL((void*)0), /* error */ |
146 | XInputError, /* error_string */ |
147 | }; |
148 | |
149 | static const char *XInputErrorList[] = { |
150 | "BadDevice, invalid or uninitialized input device", /* BadDevice */ |
151 | "BadEvent, invalid event type", /* BadEvent */ |
152 | "BadMode, invalid mode parameter", /* BadMode */ |
153 | "DeviceBusy, device is busy", /* DeviceBusy */ |
154 | "BadClass, invalid event class", /* BadClass */ |
155 | }; |
156 | |
157 | /* Get the version supported by the server to know which number of |
158 | * events are support. Otherwise, a wrong number of events may smash |
159 | * the Xlib-internal event processing vector. |
160 | * |
161 | * Since the extension hasn't been initialized yet, we need to |
162 | * manually get the opcode, then the version. |
163 | */ |
164 | static int |
165 | _XiFindEventsSupported(Display *dpy) |
166 | { |
167 | XExtCodes codes; |
168 | XExtensionVersion *extversion = NULL((void*)0); |
169 | int nevents = 0; |
170 | |
171 | if (!XQueryExtension(dpy, INAME"XInputExtension", &codes.major_opcode, |
172 | &codes.first_event, &codes.first_error)) |
173 | goto out; |
174 | |
175 | LockDisplay(dpy)if ((dpy)->lock_fns) (*(dpy)->lock_fns->lock_display )(dpy); |
176 | extversion = _XiGetExtensionVersionRequest(dpy, INAME"XInputExtension", codes.major_opcode); |
177 | UnlockDisplay(dpy)if ((dpy)->lock_fns) (*(dpy)->lock_fns->unlock_display )(dpy); |
178 | SyncHandle()if (dpy->synchandler) (*dpy->synchandler)(dpy); |
179 | |
180 | if (!extversion || !extversion->present) |
181 | goto out; |
182 | |
183 | if (extversion->major_version >= 2) |
184 | nevents = IEVENTS17; /* number is fixed, XI2 adds GenericEvents only */ |
185 | else if (extversion->major_version <= 0) |
186 | { |
187 | printf("XInput_find_display: invalid extension version %d.%d\n", |
188 | extversion->major_version, extversion->minor_version); |
189 | goto out; |
190 | } |
191 | else |
192 | { |
193 | switch(extversion->minor_version) |
194 | { |
195 | case XI_Add_DeviceProperties_Minor5: |
196 | nevents = XI_DevicePropertyNotify16 + 1; |
197 | break; |
198 | case XI_Add_DevicePresenceNotify_Minor4: |
199 | nevents = XI_DevicePresenceNotify15 + 1; |
200 | break; |
201 | default: |
202 | nevents = XI_DeviceButtonstateNotify14 + 1; |
203 | break; |
204 | } |
205 | } |
206 | |
207 | out: |
208 | if (extversion) |
209 | XFree(extversion); |
210 | return nevents; |
211 | } |
212 | |
213 | |
214 | _X_HIDDEN__attribute__((visibility("hidden"))) |
215 | XExtDisplayInfo *XInput_find_display (Display *dpy) |
216 | { |
217 | XExtDisplayInfo *dpyinfo; |
218 | if (!xinput_info) { if (!(xinput_info = XextCreateExtension())) return NULL((void*)0); } |
219 | if (!(dpyinfo = XextFindDisplay (xinput_info, dpy))) |
220 | { |
221 | int nevents = _XiFindEventsSupported(dpy); |
222 | |
223 | dpyinfo = XextAddDisplay (xinput_info, dpy, |
224 | xinput_extension_name, |
225 | &xinput_extension_hooks, |
226 | nevents, NULL((void*)0)); |
227 | if (dpyinfo->codes) /* NULL if XI doesn't exist on the server */ |
228 | { |
229 | XESetWireToEventCookie(dpy, dpyinfo->codes->major_opcode, XInputWireToCookie); |
230 | XESetCopyEventCookie(dpy, dpyinfo->codes->major_opcode, XInputCopyCookie); |
231 | } |
232 | } |
233 | return dpyinfo; |
234 | } |
235 | |
236 | static XEXT_GENERATE_ERROR_STRING(XInputError, xinput_extension_name,char *XInputError (Display *dpy, int code, XExtCodes *codes, char *buf, int n) { code -= codes->first_error; if (code >= 0 && code < 5) { char tmp[256]; __builtin___snprintf_chk (tmp, sizeof(tmp), 0, __builtin_object_size (tmp, 2 > 1 ? 1 : 0), "%s.%d", xinput_extension_name, code); XGetErrorDatabaseText (dpy, "XProtoError", tmp, XInputErrorList[code], buf, n); return buf; } return (char *)0; } |
237 | IERRORS, XInputErrorList)char *XInputError (Display *dpy, int code, XExtCodes *codes, char *buf, int n) { code -= codes->first_error; if (code >= 0 && code < 5) { char tmp[256]; __builtin___snprintf_chk (tmp, sizeof(tmp), 0, __builtin_object_size (tmp, 2 > 1 ? 1 : 0), "%s.%d", xinput_extension_name, code); XGetErrorDatabaseText (dpy, "XProtoError", tmp, XInputErrorList[code], buf, n); return buf; } return (char *)0; } |
238 | /******************************************************************* |
239 | * |
240 | * Input extension versions. |
241 | * |
242 | */ |
243 | static XExtensionVersion versions[] = { {XI_Absent0, 0, 0}, |
244 | {XI_Present1, XI_Initial_Release_Major1, XI_Initial_Release_Minor0}, |
245 | {XI_Present1, XI_Add_XDeviceBell_Major1, XI_Add_XDeviceBell_Minor1}, |
246 | {XI_Present1, XI_Add_XSetDeviceValuators_Major1, |
247 | XI_Add_XSetDeviceValuators_Minor2}, |
248 | {XI_Present1, XI_Add_XChangeDeviceControl_Major1, |
249 | XI_Add_XChangeDeviceControl_Minor3}, |
250 | {XI_Present1, XI_Add_DevicePresenceNotify_Major1, |
251 | XI_Add_DevicePresenceNotify_Minor4}, |
252 | {XI_Present1, XI_Add_DeviceProperties_Major1, |
253 | XI_Add_DeviceProperties_Minor5}, |
254 | {XI_Present1, 2, 0}, |
255 | {XI_Present1, 2, 1}, |
256 | {XI_Present1, 2, 2} |
257 | }; |
258 | |
259 | /*********************************************************************** |
260 | * |
261 | * Return errors reported by this extension. |
262 | * |
263 | */ |
264 | |
265 | void |
266 | _xibaddevice( |
267 | Display *dpy, |
268 | int *error) |
269 | { |
270 | XExtDisplayInfo *info = XInput_find_display(dpy); |
271 | |
272 | *error = info->codes->first_error + XI_BadDevice0; |
273 | } |
274 | |
275 | void |
276 | _xibadclass( |
277 | Display *dpy, |
278 | int *error) |
279 | { |
280 | XExtDisplayInfo *info = XInput_find_display(dpy); |
281 | |
282 | *error = info->codes->first_error + XI_BadClass4; |
283 | } |
284 | |
285 | void |
286 | _xibadevent( |
287 | Display *dpy, |
288 | int *error) |
289 | { |
290 | XExtDisplayInfo *info = XInput_find_display(dpy); |
291 | |
292 | *error = info->codes->first_error + XI_BadEvent1; |
293 | } |
294 | |
295 | void |
296 | _xibadmode( |
297 | Display *dpy, |
298 | int *error) |
299 | { |
300 | XExtDisplayInfo *info = XInput_find_display(dpy); |
301 | |
302 | *error = info->codes->first_error + XI_BadMode2; |
303 | } |
304 | |
305 | void |
306 | _xidevicebusy( |
307 | Display *dpy, |
308 | int *error) |
309 | { |
310 | XExtDisplayInfo *info = XInput_find_display(dpy); |
311 | |
312 | *error = info->codes->first_error + XI_DeviceBusy3; |
313 | } |
314 | |
315 | static int XInputCheckExtension(Display *dpy, XExtDisplayInfo *info) |
316 | { |
317 | XextCheckExtension (dpy, info, xinput_extension_name, 0)if (!((info) && ((info)->codes))) { XMissingExtension (dpy, xinput_extension_name); return 0; }; |
318 | return 1; |
319 | } |
320 | |
321 | /***************************************************************** |
322 | * Compare version numbers between info and the built-in version table. |
323 | * Returns |
324 | * -1 if info's version is less than version_index's version, |
325 | * 0 if equal (or DontCheck), |
326 | * 1 if info's version is greater than version_index's version. |
327 | * Returns -2 on initialization errors which shouldn't happen if you call it |
328 | * correctly. |
329 | */ |
330 | _X_HIDDEN__attribute__((visibility("hidden"))) int |
331 | _XiCheckVersion(XExtDisplayInfo *info, |
332 | int version_index) |
333 | { |
334 | XExtensionVersion *ext; |
335 | |
336 | if (versions[version_index].major_version == Dont_Check0) |
337 | return 0; |
338 | |
339 | if (!info->data) |
340 | return -2; |
341 | |
342 | ext = ((XInputData *) info->data)->vers; |
343 | if (!ext) |
344 | return -2; |
345 | |
346 | if (ext->major_version == versions[version_index].major_version && |
347 | ext->minor_version == versions[version_index].minor_version) |
348 | return 0; |
349 | |
350 | if (ext->major_version < versions[version_index].major_version || |
351 | (ext->major_version == versions[version_index].major_version && |
352 | ext->minor_version < versions[version_index].minor_version)) |
353 | return -1; |
354 | else |
355 | return 1; |
356 | } |
357 | |
358 | /*********************************************************************** |
359 | * |
360 | * Check to see if the input extension is installed in the server. |
361 | * Also check to see if the version is >= the requested version. |
362 | * |
363 | */ |
364 | |
365 | _X_HIDDEN__attribute__((visibility("hidden"))) int |
366 | _XiCheckExtInit( |
367 | register Display *dpy, |
368 | register int version_index, |
369 | XExtDisplayInfo *info) |
370 | { |
371 | if (!XInputCheckExtension(dpy, info)) { |
372 | UnlockDisplay(dpy)if ((dpy)->lock_fns) (*(dpy)->lock_fns->unlock_display )(dpy); |
373 | return (-1); |
374 | } |
375 | |
376 | if (info->data == NULL((void*)0)) { |
377 | info->data = (XPointer) Xmalloc(sizeof(XInputData))malloc(((sizeof(XInputData)) == 0 ? 1 : (sizeof(XInputData))) ); |
378 | if (!info->data) { |
379 | UnlockDisplay(dpy)if ((dpy)->lock_fns) (*(dpy)->lock_fns->unlock_display )(dpy); |
380 | return (-1); |
381 | } |
382 | ((XInputData *) info->data)->vers = |
383 | _XiGetExtensionVersionRequest(dpy, "XInputExtension", info->codes->major_opcode); |
384 | } |
385 | |
386 | if (_XiCheckVersion(info, version_index) < 0) { |
387 | UnlockDisplay(dpy)if ((dpy)->lock_fns) (*(dpy)->lock_fns->unlock_display )(dpy); |
388 | return -1; |
389 | } |
390 | |
391 | return (0); |
392 | } |
393 | |
394 | /*********************************************************************** |
395 | * |
396 | * Close display routine. |
397 | * |
398 | */ |
399 | |
400 | static int |
401 | XInputClose( |
402 | Display *dpy, |
403 | XExtCodes *codes) |
404 | { |
405 | XExtDisplayInfo *info = XInput_find_display(dpy); |
406 | |
407 | if (info->data != NULL((void*)0)) { |
408 | XFree((char *)((XInputData *) info->data)->vers); |
409 | XFree((char *)info->data); |
410 | } |
411 | |
412 | if (!XextRemoveDisplay(xinput_info, dpy)) |
413 | return 0; |
414 | |
415 | if (xinput_info->ndisplays == 0) { |
416 | XextDestroyExtension(xinput_info); |
417 | xinput_info = NULL((void*)0); |
418 | } |
419 | |
420 | return 1; |
421 | } |
422 | |
423 | static int |
424 | Ones(Mask mask) |
425 | { |
426 | register Mask y; |
427 | |
428 | y = (mask >> 1) & 033333333333; |
429 | y = mask - y - ((y >> 1) & 033333333333); |
430 | return (((y + (y >> 3)) & 030707070707) % 077); |
431 | } |
432 | |
433 | static int count_bits(unsigned char* ptr, int len) |
434 | { |
435 | int bits = 0; |
436 | unsigned int i; |
437 | unsigned char x; |
438 | |
439 | for (i = 0; i < len; i++) |
440 | { |
441 | x = ptr[i]; |
442 | while(x > 0) |
443 | { |
444 | bits += (x & 0x1); |
445 | x >>= 1; |
446 | } |
447 | } |
448 | return bits; |
449 | } |
450 | |
451 | int |
452 | _XiGetDevicePresenceNotifyEvent(Display * dpy) |
453 | { |
454 | XExtDisplayInfo *info = XInput_find_display(dpy); |
455 | |
456 | return info->codes->first_event + XI_DevicePresenceNotify15; |
457 | } |
458 | |
459 | /*********************************************************************** |
460 | * |
461 | * Handle Input extension events. |
462 | * Reformat a wire event into an XEvent structure of the right type. |
463 | * |
464 | */ |
465 | |
466 | static Boolint |
467 | XInputWireToEvent( |
468 | Display *dpy, |
469 | XEvent *re, |
470 | xEvent *event) |
471 | { |
472 | unsigned int type, reltype; |
473 | XExtDisplayInfo *info = XInput_find_display(dpy); |
474 | XEvent *save = (XEvent *) info->data; |
475 | |
476 | type = event->u.u.type & 0x7f; |
477 | reltype = (type - info->codes->first_event); |
478 | |
479 | if (type == GenericEvent35 || |
480 | (reltype != XI_DeviceValuator0 && |
481 | reltype != XI_DeviceKeystateNotify13 && |
482 | reltype != XI_DeviceButtonstateNotify14)) { |
483 | *save = emptyevent; |
484 | save->type = type; |
485 | ((XAnyEvent *) save)->serial = _XSetLastRequestRead(dpy, |
486 | (xGenericReply *) |
487 | event); |
488 | ((XAnyEvent *) save)->send_event = ((event->u.u.type & 0x80) != 0); |
489 | ((XAnyEvent *) save)->display = dpy; |
490 | } |
491 | |
492 | /* Process traditional events */ |
493 | if (type != GenericEvent35) |
494 | { |
495 | switch (reltype) { |
496 | case XI_DeviceMotionNotify5: |
497 | { |
498 | register XDeviceMotionEvent *ev = (XDeviceMotionEvent *) save; |
499 | deviceKeyButtonPointer *ev2 = (deviceKeyButtonPointer *) event; |
500 | |
501 | ev->root = ev2->root; |
502 | ev->window = ev2->event; |
503 | ev->subwindow = ev2->child; |
504 | ev->time = ev2->time; |
505 | ev->x_root = ev2->root_x; |
506 | ev->y_root = ev2->root_y; |
507 | ev->x = ev2->event_x; |
508 | ev->y = ev2->event_y; |
509 | ev->state = ev2->state; |
510 | ev->same_screen = ev2->same_screen; |
511 | ev->is_hint = ev2->detail; |
512 | ev->deviceid = ev2->deviceid & DEVICE_BITS0x7F; |
513 | return (DONT_ENQUEUE0); |
514 | } |
515 | break; |
516 | case XI_DeviceKeyPress1: |
517 | case XI_DeviceKeyRelease2: |
518 | { |
519 | register XDeviceKeyEvent *ev = (XDeviceKeyEvent *) save; |
520 | deviceKeyButtonPointer *ev2 = (deviceKeyButtonPointer *) event; |
521 | |
522 | ev->root = ev2->root; |
523 | ev->window = ev2->event; |
524 | ev->subwindow = ev2->child; |
525 | ev->time = ev2->time; |
526 | ev->x_root = ev2->root_x; |
527 | ev->y_root = ev2->root_y; |
528 | ev->x = ev2->event_x; |
529 | ev->y = ev2->event_y; |
530 | ev->state = ev2->state; |
531 | ev->same_screen = ev2->same_screen; |
532 | ev->keycode = ev2->detail; |
533 | ev->deviceid = ev2->deviceid & DEVICE_BITS0x7F; |
534 | if (ev2->deviceid & MORE_EVENTS0x80) |
535 | return (DONT_ENQUEUE0); |
536 | else { |
537 | *re = *save; |
538 | return (ENQUEUE_EVENT1); |
539 | } |
540 | } |
541 | break; |
542 | case XI_DeviceButtonPress3: |
543 | case XI_DeviceButtonRelease4: |
544 | { |
545 | register XDeviceButtonEvent *ev = (XDeviceButtonEvent *) save; |
546 | deviceKeyButtonPointer *ev2 = (deviceKeyButtonPointer *) event; |
547 | |
548 | ev->root = ev2->root; |
549 | ev->window = ev2->event; |
550 | ev->subwindow = ev2->child; |
551 | ev->time = ev2->time; |
552 | ev->x_root = ev2->root_x; |
553 | ev->y_root = ev2->root_y; |
554 | ev->x = ev2->event_x; |
555 | ev->y = ev2->event_y; |
556 | ev->state = ev2->state; |
557 | ev->same_screen = ev2->same_screen; |
558 | ev->button = ev2->detail; |
559 | ev->deviceid = ev2->deviceid & DEVICE_BITS0x7F; |
560 | if (ev2->deviceid & MORE_EVENTS0x80) |
561 | return (DONT_ENQUEUE0); |
562 | else { |
563 | *re = *save; |
564 | return (ENQUEUE_EVENT1); |
565 | } |
566 | } |
567 | break; |
568 | case XI_ProximityIn8: |
569 | case XI_ProximityOut9: |
570 | { |
571 | register XProximityNotifyEvent *ev = (XProximityNotifyEvent *) save; |
572 | deviceKeyButtonPointer *ev2 = (deviceKeyButtonPointer *) event; |
573 | |
574 | ev->root = ev2->root; |
575 | ev->window = ev2->event; |
576 | ev->subwindow = ev2->child; |
577 | ev->time = ev2->time; |
578 | ev->x_root = ev2->root_x; |
579 | ev->y_root = ev2->root_y; |
580 | ev->x = ev2->event_x; |
581 | ev->y = ev2->event_y; |
582 | ev->state = ev2->state; |
583 | ev->same_screen = ev2->same_screen; |
584 | ev->deviceid = ev2->deviceid & DEVICE_BITS0x7F; |
585 | if (ev2->deviceid & MORE_EVENTS0x80) |
586 | return (DONT_ENQUEUE0); |
587 | else { |
588 | *re = *save; |
589 | return (ENQUEUE_EVENT1); |
590 | } |
591 | } |
592 | break; |
593 | case XI_DeviceValuator0: |
594 | { |
595 | deviceValuator *xev = (deviceValuator *) event; |
596 | int save_type = save->type - info->codes->first_event; |
597 | int i; |
598 | |
599 | if (save_type == XI_DeviceKeyPress1 || save_type == XI_DeviceKeyRelease2) { |
600 | XDeviceKeyEvent *kev = (XDeviceKeyEvent *) save; |
601 | |
602 | kev->device_state = xev->device_state; |
603 | kev->axes_count = xev->num_valuators; |
604 | kev->first_axis = xev->first_valuator; |
605 | i = xev->num_valuators; |
606 | if (i > 6) |
607 | i = 6; |
608 | switch (i) { |
609 | case 6: |
610 | kev->axis_data[5] = xev->valuator5; |
611 | case 5: |
612 | kev->axis_data[4] = xev->valuator4; |
613 | case 4: |
614 | kev->axis_data[3] = xev->valuator3; |
615 | case 3: |
616 | kev->axis_data[2] = xev->valuator2; |
617 | case 2: |
618 | kev->axis_data[1] = xev->valuator1; |
619 | case 1: |
620 | kev->axis_data[0] = xev->valuator0; |
621 | } |
622 | } else if (save_type == XI_DeviceButtonPress3 || |
623 | save_type == XI_DeviceButtonRelease4) { |
624 | XDeviceButtonEvent *bev = (XDeviceButtonEvent *) save; |
625 | |
626 | bev->device_state = xev->device_state; |
627 | bev->axes_count = xev->num_valuators; |
628 | bev->first_axis = xev->first_valuator; |
629 | i = xev->num_valuators; |
630 | if (i > 6) |
631 | i = 6; |
632 | switch (i) { |
633 | case 6: |
634 | bev->axis_data[5] = xev->valuator5; |
635 | case 5: |
636 | bev->axis_data[4] = xev->valuator4; |
637 | case 4: |
638 | bev->axis_data[3] = xev->valuator3; |
639 | case 3: |
640 | bev->axis_data[2] = xev->valuator2; |
641 | case 2: |
642 | bev->axis_data[1] = xev->valuator1; |
643 | case 1: |
644 | bev->axis_data[0] = xev->valuator0; |
645 | } |
646 | } else if (save_type == XI_DeviceMotionNotify5) { |
647 | XDeviceMotionEvent *mev = (XDeviceMotionEvent *) save; |
648 | |
649 | mev->device_state = xev->device_state; |
650 | mev->axes_count = xev->num_valuators; |
651 | mev->first_axis = xev->first_valuator; |
652 | i = xev->num_valuators; |
653 | if (i > 6) |
654 | i = 6; |
655 | switch (i) { |
656 | case 6: |
657 | mev->axis_data[5] = xev->valuator5; |
658 | case 5: |
659 | mev->axis_data[4] = xev->valuator4; |
660 | case 4: |
661 | mev->axis_data[3] = xev->valuator3; |
662 | case 3: |
663 | mev->axis_data[2] = xev->valuator2; |
664 | case 2: |
665 | mev->axis_data[1] = xev->valuator1; |
666 | case 1: |
667 | mev->axis_data[0] = xev->valuator0; |
668 | } |
669 | } else if (save_type == XI_ProximityIn8 || save_type == XI_ProximityOut9) { |
670 | XProximityNotifyEvent *pev = (XProximityNotifyEvent *) save; |
671 | |
672 | pev->device_state = xev->device_state; |
673 | pev->axes_count = xev->num_valuators; |
674 | pev->first_axis = xev->first_valuator; |
675 | i = xev->num_valuators; |
676 | if (i > 6) |
677 | i = 6; |
678 | switch (i) { |
679 | case 6: |
680 | pev->axis_data[5] = xev->valuator5; |
681 | case 5: |
682 | pev->axis_data[4] = xev->valuator4; |
683 | case 4: |
684 | pev->axis_data[3] = xev->valuator3; |
685 | case 3: |
686 | pev->axis_data[2] = xev->valuator2; |
687 | case 2: |
688 | pev->axis_data[1] = xev->valuator1; |
689 | case 1: |
690 | pev->axis_data[0] = xev->valuator0; |
691 | } |
692 | } else if (save_type == XI_DeviceStateNotify10) { |
693 | int j; |
694 | XDeviceStateNotifyEvent *sev = (XDeviceStateNotifyEvent *) save; |
695 | XInputClass *any = (XInputClass *) & sev->data[0]; |
696 | XValuatorStatus *v; |
697 | |
698 | for (i = 0; i < sev->num_classes; i++) |
699 | if (any->class != ValuatorClass2) |
700 | any = (XInputClass *) ((char *)any + any->length); |
701 | v = (XValuatorStatus *) any; |
702 | i = v->num_valuators; |
703 | j = xev->num_valuators; |
704 | if (j > 3) |
705 | j = 3; |
706 | switch (j) { |
707 | case 3: |
708 | v->valuators[i + 2] = xev->valuator2; |
709 | case 2: |
710 | v->valuators[i + 1] = xev->valuator1; |
711 | case 1: |
712 | v->valuators[i + 0] = xev->valuator0; |
713 | } |
714 | v->num_valuators += j; |
715 | |
716 | } |
717 | *re = *save; |
718 | return (ENQUEUE_EVENT1); |
719 | } |
720 | break; |
721 | case XI_DeviceFocusIn6: |
722 | case XI_DeviceFocusOut7: |
723 | { |
724 | register XDeviceFocusChangeEvent *ev = (XDeviceFocusChangeEvent *) re; |
725 | deviceFocus *fev = (deviceFocus *) event; |
726 | |
727 | *ev = *((XDeviceFocusChangeEvent *) save); |
728 | ev->window = fev->window; |
729 | ev->time = fev->time; |
730 | ev->mode = fev->mode; |
731 | ev->detail = fev->detail; |
732 | ev->deviceid = fev->deviceid & DEVICE_BITS0x7F; |
733 | return (ENQUEUE_EVENT1); |
734 | } |
735 | break; |
736 | case XI_DeviceStateNotify10: |
737 | { |
738 | int j; |
739 | XDeviceStateNotifyEvent *stev = (XDeviceStateNotifyEvent *) save; |
740 | deviceStateNotify *sev = (deviceStateNotify *) event; |
741 | char *data; |
742 | |
743 | stev->window = None0L; |
744 | stev->deviceid = sev->deviceid & DEVICE_BITS0x7F; |
745 | stev->time = sev->time; |
746 | stev->num_classes = Ones((Mask) sev->classes_reported & InputClassBits0x3F); |
747 | data = (char *)&stev->data[0]; |
748 | if (sev->classes_reported & (1 << KeyClass0)) { |
749 | register XKeyStatus *kstev = (XKeyStatus *) data; |
750 | |
751 | kstev->class = KeyClass0; |
752 | kstev->length = sizeof(XKeyStatus); |
753 | kstev->num_keys = sev->num_keys; |
754 | memcpy((char *)&kstev->keys[0], (char *)&sev->keys[0], 4)__builtin___memcpy_chk ((char *)&kstev->keys[0], (char *)&sev->keys[0], 4, __builtin_object_size ((char *)& kstev->keys[0], 0)); |
755 | data += sizeof(XKeyStatus); |
756 | } |
757 | if (sev->classes_reported & (1 << ButtonClass1)) { |
758 | register XButtonStatus *bev = (XButtonStatus *) data; |
759 | |
760 | bev->class = ButtonClass1; |
761 | bev->length = sizeof(XButtonStatus); |
762 | bev->num_buttons = sev->num_buttons; |
763 | memcpy((char *)bev->buttons, (char *)sev->buttons, 4)__builtin___memcpy_chk ((char *)bev->buttons, (char *)sev-> buttons, 4, __builtin_object_size ((char *)bev->buttons, 0 )); |
764 | data += sizeof(XButtonStatus); |
765 | } |
766 | if (sev->classes_reported & (1 << ValuatorClass2)) { |
767 | register XValuatorStatus *vev = (XValuatorStatus *) data; |
768 | |
769 | vev->class = ValuatorClass2; |
770 | vev->length = sizeof(XValuatorStatus); |
771 | vev->num_valuators = sev->num_valuators; |
772 | vev->mode = sev->classes_reported >> ModeBitsShift6; |
773 | j = sev->num_valuators; |
774 | if (j > 3) |
775 | j = 3; |
776 | switch (j) { |
777 | case 3: |
778 | vev->valuators[2] = sev->valuator2; |
779 | case 2: |
780 | vev->valuators[1] = sev->valuator1; |
781 | case 1: |
782 | vev->valuators[0] = sev->valuator0; |
783 | } |
784 | data += sizeof(XValuatorStatus); |
Value stored to 'data' is never read | |
785 | } |
786 | if (sev->deviceid & MORE_EVENTS0x80) |
787 | return (DONT_ENQUEUE0); |
788 | else { |
789 | *re = *save; |
790 | return (ENQUEUE_EVENT1); |
791 | } |
792 | } |
793 | break; |
794 | case XI_DeviceKeystateNotify13: |
795 | { |
796 | int i; |
797 | XInputClass *anyclass; |
798 | register XKeyStatus *kv; |
799 | deviceKeyStateNotify *ksev = (deviceKeyStateNotify *) event; |
800 | XDeviceStateNotifyEvent *kstev = (XDeviceStateNotifyEvent *) save; |
801 | |
802 | anyclass = (XInputClass *) & kstev->data[0]; |
803 | for (i = 0; i < kstev->num_classes; i++) |
804 | if (anyclass->class == KeyClass0) |
805 | break; |
806 | else |
807 | anyclass = (XInputClass *) ((char *)anyclass + |
808 | anyclass->length); |
809 | |
810 | kv = (XKeyStatus *) anyclass; |
811 | kv->num_keys = 256; |
812 | memcpy((char *)&kv->keys[4], (char *)ksev->keys, 28)__builtin___memcpy_chk ((char *)&kv->keys[4], (char *) ksev->keys, 28, __builtin_object_size ((char *)&kv-> keys[4], 0)); |
813 | if (ksev->deviceid & MORE_EVENTS0x80) |
814 | return (DONT_ENQUEUE0); |
815 | else { |
816 | *re = *save; |
817 | return (ENQUEUE_EVENT1); |
818 | } |
819 | } |
820 | break; |
821 | case XI_DeviceButtonstateNotify14: |
822 | { |
823 | int i; |
824 | XInputClass *anyclass; |
825 | register XButtonStatus *bv; |
826 | deviceButtonStateNotify *bsev = (deviceButtonStateNotify *) event; |
827 | XDeviceStateNotifyEvent *bstev = (XDeviceStateNotifyEvent *) save; |
828 | |
829 | anyclass = (XInputClass *) & bstev->data[0]; |
830 | for (i = 0; i < bstev->num_classes; i++) |
831 | if (anyclass->class == ButtonClass1) |
832 | break; |
833 | else |
834 | anyclass = (XInputClass *) ((char *)anyclass + |
835 | anyclass->length); |
836 | |
837 | bv = (XButtonStatus *) anyclass; |
838 | bv->num_buttons = 256; |
839 | memcpy((char *)&bv->buttons[4], (char *)bsev->buttons, 28)__builtin___memcpy_chk ((char *)&bv->buttons[4], (char *)bsev->buttons, 28, __builtin_object_size ((char *)& bv->buttons[4], 0)); |
840 | if (bsev->deviceid & MORE_EVENTS0x80) |
841 | return (DONT_ENQUEUE0); |
842 | else { |
843 | *re = *save; |
844 | return (ENQUEUE_EVENT1); |
845 | } |
846 | } |
847 | break; |
848 | case XI_DeviceMappingNotify11: |
849 | { |
850 | register XDeviceMappingEvent *ev = (XDeviceMappingEvent *) re; |
851 | deviceMappingNotify *ev2 = (deviceMappingNotify *) event; |
852 | |
853 | *ev = *((XDeviceMappingEvent *) save); |
854 | ev->window = 0; |
855 | ev->first_keycode = ev2->firstKeyCode; |
856 | ev->request = ev2->request; |
857 | ev->count = ev2->count; |
858 | ev->time = ev2->time; |
859 | ev->deviceid = ev2->deviceid & DEVICE_BITS0x7F; |
860 | return (ENQUEUE_EVENT1); |
861 | } |
862 | break; |
863 | case XI_ChangeDeviceNotify12: |
864 | { |
865 | register XChangeDeviceNotifyEvent *ev = (XChangeDeviceNotifyEvent *) re; |
866 | changeDeviceNotify *ev2 = (changeDeviceNotify *) event; |
867 | |
868 | *ev = *((XChangeDeviceNotifyEvent *) save); |
869 | ev->window = 0; |
870 | ev->request = ev2->request; |
871 | ev->time = ev2->time; |
872 | ev->deviceid = ev2->deviceid & DEVICE_BITS0x7F; |
873 | return (ENQUEUE_EVENT1); |
874 | } |
875 | break; |
876 | |
877 | case XI_DevicePresenceNotify15: |
878 | { |
879 | XDevicePresenceNotifyEvent *ev = (XDevicePresenceNotifyEvent *) re; |
880 | devicePresenceNotify *ev2 = (devicePresenceNotify *) event; |
881 | |
882 | *ev = *(XDevicePresenceNotifyEvent *) save; |
883 | ev->window = 0; |
884 | ev->time = ev2->time; |
885 | ev->devchange = ev2->devchange; |
886 | ev->deviceid = ev2->deviceid; |
887 | ev->control = ev2->control; |
888 | return (ENQUEUE_EVENT1); |
889 | } |
890 | break; |
891 | case XI_DevicePropertyNotify16: |
892 | { |
893 | XDevicePropertyNotifyEvent* ev = (XDevicePropertyNotifyEvent*)re; |
894 | devicePropertyNotify *ev2 = (devicePropertyNotify*)event; |
895 | |
896 | *ev = *(XDevicePropertyNotifyEvent*)save; |
897 | ev->time = ev2->time; |
898 | ev->deviceid = ev2->deviceid; |
899 | ev->atom = ev2->atom; |
900 | ev->state = ev2->state; |
901 | return ENQUEUE_EVENT1; |
902 | } |
903 | break; |
904 | default: |
905 | printf("XInputWireToEvent: UNKNOWN WIRE EVENT! type=%d\n", type); |
906 | break; |
907 | } |
908 | } |
909 | return (DONT_ENQUEUE0); |
910 | } |
911 | |
912 | static void xge_copy_to_cookie(xGenericEvent* ev, |
913 | XGenericEventCookie *cookie) |
914 | { |
915 | cookie->type = ev->type; |
916 | cookie->evtype = ev->evtype; |
917 | cookie->extension = ev->extension; |
918 | } |
919 | |
920 | static Boolint |
921 | XInputWireToCookie( |
922 | Display *dpy, |
923 | XGenericEventCookie *cookie, |
924 | xEvent *event) |
925 | { |
926 | XExtDisplayInfo *info = XInput_find_display(dpy); |
927 | XEvent *save = (XEvent *) info->data; |
928 | xGenericEvent* ge = (xGenericEvent*)event; |
929 | |
930 | if (ge->extension != info->codes->major_opcode) |
931 | { |
932 | printf("XInputWireToCookie: wrong extension opcode %d\n", |
933 | ge->extension); |
934 | return DONT_ENQUEUE0; |
935 | } |
936 | |
937 | *save = emptyevent; |
938 | save->type = event->u.u.type; |
939 | ((XAnyEvent*)save)->serial = _XSetLastRequestRead(dpy, (xGenericReply *) event); |
940 | ((XAnyEvent*)save)->send_event = ((event->u.u.type & 0x80) != 0); |
941 | ((XAnyEvent*)save)->display = dpy; |
942 | |
943 | xge_copy_to_cookie((xGenericEvent*)event, (XGenericEventCookie*)save); |
944 | switch(ge->evtype) |
945 | { |
946 | case XI_Motion6: |
947 | case XI_ButtonPress4: |
948 | case XI_ButtonRelease5: |
949 | case XI_KeyPress2: |
950 | case XI_KeyRelease3: |
951 | case XI_TouchBegin18: |
952 | case XI_TouchUpdate19: |
953 | case XI_TouchEnd20: |
954 | *cookie = *(XGenericEventCookie*)save; |
955 | if (!wireToDeviceEvent((xXIDeviceEvent*)event, cookie)) |
956 | { |
957 | printf("XInputWireToCookie: CONVERSION FAILURE! evtype=%d\n", |
958 | ge->evtype); |
959 | break; |
960 | } |
961 | return ENQUEUE_EVENT1; |
962 | case XI_DeviceChanged1: |
963 | *cookie = *(XGenericEventCookie*)save; |
964 | if (!wireToDeviceChangedEvent((xXIDeviceChangedEvent*)event, cookie)) |
965 | { |
966 | printf("XInputWireToCookie: CONVERSION FAILURE! evtype=%d\n", |
967 | ge->evtype); |
968 | break; |
969 | } |
970 | return ENQUEUE_EVENT1; |
971 | case XI_HierarchyChanged11: |
972 | *cookie = *(XGenericEventCookie*)save; |
973 | if (!wireToHierarchyChangedEvent((xXIHierarchyEvent*)event, cookie)) |
974 | { |
975 | printf("XInputWireToCookie: CONVERSION FAILURE! evtype=%d\n", |
976 | ge->evtype); |
977 | break; |
978 | } |
979 | return ENQUEUE_EVENT1; |
980 | case XI_TouchOwnership21: |
981 | *cookie = *(XGenericEventCookie*)save; |
982 | if (!wireToTouchOwnershipEvent((xXITouchOwnershipEvent*)event, |
983 | cookie)) |
984 | { |
985 | printf("XInputWireToCookie: CONVERSION FAILURE! evtype=%d\n", |
986 | ge->evtype); |
987 | break; |
988 | } |
989 | return ENQUEUE_EVENT1; |
990 | |
991 | case XI_RawKeyPress13: |
992 | case XI_RawKeyRelease14: |
993 | case XI_RawButtonPress15: |
994 | case XI_RawButtonRelease16: |
995 | case XI_RawMotion17: |
996 | case XI_RawTouchBegin22: |
997 | case XI_RawTouchUpdate23: |
998 | case XI_RawTouchEnd24: |
999 | *cookie = *(XGenericEventCookie*)save; |
1000 | if (!wireToRawEvent(info, (xXIRawEvent*)event, cookie)) |
1001 | { |
1002 | printf("XInputWireToCookie: CONVERSION FAILURE! evtype=%d\n", |
1003 | ge->evtype); |
1004 | break; |
1005 | } |
1006 | return ENQUEUE_EVENT1; |
1007 | case XI_Enter7: |
1008 | case XI_Leave8: |
1009 | case XI_FocusIn9: |
1010 | case XI_FocusOut10: |
1011 | *cookie = *(XGenericEventCookie*)save; |
1012 | if (!wireToEnterLeave((xXIEnterEvent*)event, cookie)) |
1013 | { |
1014 | printf("XInputWireToCookie: CONVERSION FAILURE! evtype=%d\n", |
1015 | ge->evtype); |
1016 | break; |
1017 | } |
1018 | return ENQUEUE_EVENT1; |
1019 | case XI_PropertyEvent12: |
1020 | *cookie = *(XGenericEventCookie*)save; |
1021 | if (!wireToPropertyEvent((xXIPropertyEvent*)event, cookie)) |
1022 | { |
1023 | printf("XInputWireToCookie: CONVERSION FAILURE! evtype=%d\n", |
1024 | ge->evtype); |
1025 | break; |
1026 | } |
1027 | return ENQUEUE_EVENT1; |
1028 | case XI_BarrierHit25: |
1029 | case XI_BarrierLeave26: |
1030 | *cookie = *(XGenericEventCookie*)save; |
1031 | if (!wireToBarrierEvent((xXIBarrierEvent*)event, cookie)) |
1032 | { |
1033 | printf("XInputWireToCookie: CONVERSION FAILURE! evtype=%d\n", |
1034 | ge->evtype); |
1035 | break; |
1036 | } |
1037 | return ENQUEUE_EVENT1; |
1038 | default: |
1039 | printf("XInputWireToCookie: Unknown generic event. type %d\n", ge->evtype); |
1040 | |
1041 | } |
1042 | return DONT_ENQUEUE0; |
1043 | } |
1044 | |
1045 | /** |
1046 | * Calculate length in bytes needed for the device event with the given |
1047 | * button mask length, valuator mask length + valuator mask. All parameters |
1048 | * in bytes. |
1049 | */ |
1050 | static inline int |
1051 | sizeDeviceEvent(int buttons_len, int valuators_len, |
1052 | unsigned char *valuators_mask) |
1053 | { |
1054 | int len; |
1055 | |
1056 | len = sizeof(XIDeviceEvent); |
1057 | len += sizeof(XIButtonState) + buttons_len; |
1058 | len += sizeof(XIValuatorState) + valuators_len; |
1059 | len += count_bits(valuators_mask, valuators_len) * sizeof(double); |
1060 | len += sizeof(XIModifierState) + sizeof(XIGroupState); |
1061 | |
1062 | return len; |
1063 | } |
1064 | |
1065 | /* Return the size with added padding so next element would be |
1066 | double-aligned unless the architecture is known to allow unaligned |
1067 | data accesses. Not doing this can cause a bus error on |
1068 | MIPSÂ N32. */ |
1069 | static int |
1070 | pad_to_double(int size) |
1071 | { |
1072 | #if !defined(__i386__) && !defined(__sh__) |
1073 | if (size % sizeof(double) != 0) |
1074 | size += sizeof(double) - size % sizeof(double); |
1075 | #endif |
1076 | return size; |
1077 | } |
1078 | |
1079 | /** |
1080 | * Set structure and atoms to size in bytes of XIButtonClassInfo, its |
1081 | * button state mask and labels array. |
1082 | */ |
1083 | static void |
1084 | sizeXIButtonClassType(int num_buttons, int* structure, int* state, int* atoms) |
1085 | { |
1086 | int size; |
1087 | int labels; |
1088 | |
1089 | *structure = pad_to_double(sizeof(XIButtonClassInfo)); |
1090 | size = ((((num_buttons + 7)/8) + 3)/4); |
1091 | |
1092 | /* Force mask alignment with longs to avoid unaligned |
1093 | * access when accessing the atoms. */ |
1094 | *state = pad_to_double(size * 4); |
1095 | labels = num_buttons * sizeof(Atom); |
1096 | |
1097 | /* Force mask alignment with longs to avoid |
1098 | * unaligned access when accessing the atoms. */ |
1099 | labels += ((((num_buttons + 7)/8) + 3)/4) * sizeof(Atom); |
1100 | *atoms = pad_to_double(labels); |
1101 | } |
1102 | |
1103 | /** |
1104 | * Set structure and keycodes to size in bytes of XIKeyClassInfo and |
1105 | * its keycodes array. |
1106 | */ |
1107 | static void |
1108 | sizeXIKeyClassType(int num_keycodes, int* structure, int* keycodes) |
1109 | { |
1110 | *structure = pad_to_double(sizeof(XIKeyClassInfo)); |
1111 | *keycodes = pad_to_double(num_keycodes * sizeof(int)); |
1112 | } |
1113 | |
1114 | /** |
1115 | * Return the size in bytes required to store the matching class type |
1116 | * num_elements is num_buttons for XIButtonClass or num_keycodes for |
1117 | * XIKeyClass. |
1118 | * |
1119 | * Also used from copy_classes in XIQueryDevice.c |
1120 | */ |
1121 | static int |
1122 | sizeDeviceClassType(int type, int num_elements) |
1123 | { |
1124 | int l = 0; |
1125 | int extra1 = 0; |
1126 | int extra2 = 0; |
1127 | switch(type) |
1128 | { |
1129 | case XIButtonClass1: |
1130 | sizeXIButtonClassType(num_elements, &l, &extra1, &extra2); |
1131 | l += extra1 + extra2; |
1132 | break; |
1133 | case XIKeyClass0: |
1134 | sizeXIKeyClassType(num_elements, &l, &extra1); |
1135 | l += extra1; |
1136 | break; |
1137 | case XIValuatorClass2: |
1138 | l = pad_to_double(sizeof(XIValuatorClassInfo)); |
1139 | break; |
1140 | case XIScrollClass3: |
1141 | l = pad_to_double(sizeof(XIScrollClassInfo)); |
1142 | break; |
1143 | case XITouchClass8: |
1144 | l = pad_to_double(sizeof(XITouchClassInfo)); |
1145 | break; |
1146 | default: |
1147 | printf("sizeDeviceClassType: unknown type %d\n", type); |
1148 | break; |
1149 | } |
1150 | return l; |
1151 | } |
1152 | |
1153 | static Boolint |
1154 | copyHierarchyEvent(XGenericEventCookie *cookie_in, |
1155 | XGenericEventCookie *cookie_out) |
1156 | { |
1157 | XIHierarchyEvent *in, *out; |
1158 | void *ptr; |
1159 | |
1160 | in = cookie_in->data; |
1161 | |
1162 | ptr = cookie_out->data = malloc(sizeof(XIHierarchyEvent) + |
1163 | in->num_info * sizeof(XIHierarchyInfo)); |
1164 | if (!ptr) |
1165 | return False0; |
1166 | |
1167 | out = next_block(&ptr, sizeof(XIHierarchyEvent)); |
1168 | *out = *in; |
1169 | out->info = next_block(&ptr, in->num_info * sizeof(XIHierarchyInfo)); |
1170 | memcpy(out->info, in->info, in->num_info * sizeof(XIHierarchyInfo))__builtin___memcpy_chk (out->info, in->info, in->num_info * sizeof(XIHierarchyInfo), __builtin_object_size (out->info , 0)); |
1171 | |
1172 | return True1; |
1173 | } |
1174 | |
1175 | static Boolint |
1176 | copyDeviceChangedEvent(XGenericEventCookie *in_cookie, |
1177 | XGenericEventCookie *out_cookie) |
1178 | { |
1179 | int len, i; |
1180 | XIDeviceChangedEvent *in, *out; |
1181 | XIAnyClassInfo *any; |
1182 | void *ptr; |
1183 | |
1184 | in = in_cookie->data; |
1185 | |
1186 | len = sizeof(XIDeviceChangedEvent); |
1187 | len += in->num_classes * sizeof(XIAnyClassInfo*); |
1188 | |
1189 | for (i = 0; i < in->num_classes; i++) |
1190 | { |
1191 | any = in->classes[i]; |
1192 | switch(any->type) |
1193 | { |
1194 | case XIButtonClass1: |
1195 | len += sizeDeviceClassType(XIButtonClass1, |
1196 | ((XIButtonClassInfo*)any)->num_buttons); |
1197 | break; |
1198 | case XIKeyClass0: |
1199 | len += sizeDeviceClassType(XIKeyClass0, |
1200 | ((XIKeyClassInfo*)any)->num_keycodes); |
1201 | break; |
1202 | case XIValuatorClass2: |
1203 | len += sizeDeviceClassType(XIValuatorClass2, 0); |
1204 | break; |
1205 | case XIScrollClass3: |
1206 | len += sizeDeviceClassType(XIScrollClass3, 0); |
1207 | break; |
1208 | default: |
1209 | printf("copyDeviceChangedEvent: unknown type %d\n", |
1210 | any->type); |
1211 | break; |
1212 | } |
1213 | |
1214 | } |
1215 | |
1216 | ptr = out_cookie->data = malloc(len); |
1217 | if (!ptr) |
1218 | return False0; |
1219 | out = next_block(&ptr, sizeof(XIDeviceChangedEvent)); |
1220 | *out = *in; |
1221 | |
1222 | out->classes = next_block(&ptr, |
1223 | out->num_classes * sizeof(XIAnyClassInfo*)); |
1224 | |
1225 | for (i = 0; i < in->num_classes; i++) |
1226 | { |
1227 | any = in->classes[i]; |
1228 | |
1229 | switch(any->type) |
1230 | { |
1231 | case XIButtonClass1: |
1232 | { |
1233 | int struct_size; |
1234 | int state_size; |
1235 | int labels_size; |
1236 | XIButtonClassInfo *bin, *bout; |
1237 | bin = (XIButtonClassInfo*)any; |
1238 | sizeXIButtonClassType(bin->num_buttons, &struct_size, |
1239 | &state_size, &labels_size); |
1240 | bout = next_block(&ptr, struct_size); |
1241 | |
1242 | *bout = *bin; |
1243 | bout->state.mask = next_block(&ptr, state_size); |
1244 | memcpy(bout->state.mask, bin->state.mask,__builtin___memcpy_chk (bout->state.mask, bin->state.mask , bout->state.mask_len, __builtin_object_size (bout->state .mask, 0)) |
1245 | bout->state.mask_len)__builtin___memcpy_chk (bout->state.mask, bin->state.mask , bout->state.mask_len, __builtin_object_size (bout->state .mask, 0)); |
1246 | |
1247 | bout->labels = next_block(&ptr, labels_size); |
1248 | memcpy(bout->labels, bin->labels, bout->num_buttons * sizeof(Atom))__builtin___memcpy_chk (bout->labels, bin->labels, bout ->num_buttons * sizeof(Atom), __builtin_object_size (bout-> labels, 0)); |
1249 | out->classes[i] = (XIAnyClassInfo*)bout; |
1250 | break; |
1251 | } |
1252 | case XIKeyClass0: |
1253 | { |
1254 | XIKeyClassInfo *kin, *kout; |
1255 | int struct_size; |
1256 | int keycodes_size; |
1257 | kin = (XIKeyClassInfo*)any; |
1258 | sizeXIKeyClassType(kin->num_keycodes, &struct_size, |
1259 | &keycodes_size); |
1260 | |
1261 | kout = next_block(&ptr, struct_size); |
1262 | *kout = *kin; |
1263 | kout->keycodes = next_block(&ptr, keycodes_size); |
1264 | memcpy(kout->keycodes, kin->keycodes, kout->num_keycodes * sizeof(int))__builtin___memcpy_chk (kout->keycodes, kin->keycodes, kout ->num_keycodes * sizeof(int), __builtin_object_size (kout-> keycodes, 0)); |
1265 | out->classes[i] = (XIAnyClassInfo*)kout; |
1266 | break; |
1267 | } |
1268 | case XIValuatorClass2: |
1269 | { |
1270 | XIValuatorClassInfo *vin, *vout; |
1271 | vin = (XIValuatorClassInfo*)any; |
1272 | vout = next_block(&ptr, |
1273 | sizeDeviceClassType(XIValuatorClass2, 0)); |
1274 | *vout = *vin; |
1275 | out->classes[i] = (XIAnyClassInfo*)vout; |
1276 | break; |
1277 | } |
1278 | case XIScrollClass3: |
1279 | { |
1280 | XIScrollClassInfo *sin, *sout; |
1281 | sin = (XIScrollClassInfo*)any; |
1282 | sout = next_block(&ptr, |
1283 | sizeDeviceClassType(XIScrollClass3, 0)); |
1284 | *sout = *sin; |
1285 | out->classes[i] = (XIAnyClassInfo*)sout; |
1286 | break; |
1287 | } |
1288 | } |
1289 | } |
1290 | |
1291 | return True1; |
1292 | } |
1293 | |
1294 | static Boolint |
1295 | copyDeviceEvent(XGenericEventCookie *cookie_in, |
1296 | XGenericEventCookie *cookie_out) |
1297 | { |
1298 | int len; |
1299 | XIDeviceEvent *in, *out; |
1300 | int bits; /* valuator bits */ |
1301 | void *ptr; |
1302 | |
1303 | in = cookie_in->data; |
1304 | bits = count_bits(in->valuators.mask, in->valuators.mask_len); |
1305 | |
1306 | len = sizeDeviceEvent(in->buttons.mask_len, in->valuators.mask_len, |
1307 | in->valuators.mask); |
1308 | |
1309 | ptr = cookie_out->data = malloc(len); |
1310 | if (!ptr) |
1311 | return False0; |
1312 | |
1313 | out = next_block(&ptr, sizeof(XIDeviceEvent)); |
1314 | *out = *in; |
1315 | |
1316 | out->buttons.mask = next_block(&ptr, in->buttons.mask_len); |
1317 | memcpy(out->buttons.mask, in->buttons.mask,__builtin___memcpy_chk (out->buttons.mask, in->buttons. mask, out->buttons.mask_len, __builtin_object_size (out-> buttons.mask, 0)) |
1318 | out->buttons.mask_len)__builtin___memcpy_chk (out->buttons.mask, in->buttons. mask, out->buttons.mask_len, __builtin_object_size (out-> buttons.mask, 0)); |
1319 | out->valuators.mask = next_block(&ptr, in->valuators.mask_len); |
1320 | memcpy(out->valuators.mask, in->valuators.mask,__builtin___memcpy_chk (out->valuators.mask, in->valuators .mask, out->valuators.mask_len, __builtin_object_size (out ->valuators.mask, 0)) |
1321 | out->valuators.mask_len)__builtin___memcpy_chk (out->valuators.mask, in->valuators .mask, out->valuators.mask_len, __builtin_object_size (out ->valuators.mask, 0)); |
1322 | out->valuators.values = next_block(&ptr, bits * sizeof(double)); |
1323 | memcpy(out->valuators.values, in->valuators.values,__builtin___memcpy_chk (out->valuators.values, in->valuators .values, bits * sizeof(double), __builtin_object_size (out-> valuators.values, 0)) |
1324 | bits * sizeof(double))__builtin___memcpy_chk (out->valuators.values, in->valuators .values, bits * sizeof(double), __builtin_object_size (out-> valuators.values, 0)); |
1325 | |
1326 | return True1; |
1327 | } |
1328 | |
1329 | static Boolint |
1330 | copyEnterEvent(XGenericEventCookie *cookie_in, |
1331 | XGenericEventCookie *cookie_out) |
1332 | { |
1333 | int len; |
1334 | XIEnterEvent *in, *out; |
1335 | void *ptr; |
1336 | |
1337 | in = cookie_in->data; |
1338 | |
1339 | len = sizeof(XIEnterEvent) + in->buttons.mask_len; |
1340 | |
1341 | ptr = cookie_out->data = malloc(len); |
1342 | if (!ptr) |
1343 | return False0; |
1344 | |
1345 | out = next_block(&ptr, sizeof(XIEnterEvent)); |
1346 | *out = *in; |
1347 | |
1348 | out->buttons.mask = next_block(&ptr, in->buttons.mask_len); |
1349 | memcpy(out->buttons.mask, in->buttons.mask, out->buttons.mask_len)__builtin___memcpy_chk (out->buttons.mask, in->buttons. mask, out->buttons.mask_len, __builtin_object_size (out-> buttons.mask, 0)); |
1350 | |
1351 | return True1; |
1352 | } |
1353 | |
1354 | static Boolint |
1355 | copyPropertyEvent(XGenericEventCookie *cookie_in, |
1356 | XGenericEventCookie *cookie_out) |
1357 | { |
1358 | XIPropertyEvent *in, *out; |
1359 | |
1360 | in = cookie_in->data; |
1361 | |
1362 | out = cookie_out->data = malloc(sizeof(XIPropertyEvent)); |
1363 | if (!out) |
1364 | return False0; |
1365 | |
1366 | *out = *in; |
1367 | return True1; |
1368 | } |
1369 | |
1370 | static Boolint |
1371 | copyTouchOwnershipEvent(XGenericEventCookie *cookie_in, |
1372 | XGenericEventCookie *cookie_out) |
1373 | { |
1374 | XITouchOwnershipEvent *in, *out; |
1375 | |
1376 | in = cookie_in->data; |
1377 | |
1378 | out = cookie_out->data = malloc(sizeof(XITouchOwnershipEvent)); |
1379 | if (!out) |
1380 | return False0; |
1381 | |
1382 | *out = *in; |
1383 | return True1; |
1384 | } |
1385 | |
1386 | static Boolint |
1387 | copyRawEvent(XGenericEventCookie *cookie_in, |
1388 | XGenericEventCookie *cookie_out) |
1389 | { |
1390 | XIRawEvent *in, *out; |
1391 | void *ptr; |
1392 | int len; |
1393 | int bits; |
1394 | |
1395 | in = cookie_in->data; |
1396 | |
1397 | bits = count_bits(in->valuators.mask, in->valuators.mask_len); |
1398 | len = sizeof(XIRawEvent) + in->valuators.mask_len; |
1399 | len += bits * sizeof(double) * 2; |
1400 | |
1401 | ptr = cookie_out->data = malloc(len); |
1402 | if (!ptr) |
1403 | return False0; |
1404 | |
1405 | out = next_block(&ptr, sizeof(XIRawEvent)); |
1406 | *out = *in; |
1407 | out->valuators.mask = next_block(&ptr, out->valuators.mask_len); |
1408 | memcpy(out->valuators.mask, in->valuators.mask, out->valuators.mask_len)__builtin___memcpy_chk (out->valuators.mask, in->valuators .mask, out->valuators.mask_len, __builtin_object_size (out ->valuators.mask, 0)); |
1409 | |
1410 | out->valuators.values = next_block(&ptr, bits * sizeof(double)); |
1411 | memcpy(out->valuators.values, in->valuators.values, bits * sizeof(double))__builtin___memcpy_chk (out->valuators.values, in->valuators .values, bits * sizeof(double), __builtin_object_size (out-> valuators.values, 0)); |
1412 | |
1413 | out->raw_values = next_block(&ptr, bits * sizeof(double)); |
1414 | memcpy(out->raw_values, in->raw_values, bits * sizeof(double))__builtin___memcpy_chk (out->raw_values, in->raw_values , bits * sizeof(double), __builtin_object_size (out->raw_values , 0)); |
1415 | |
1416 | return True1; |
1417 | } |
1418 | |
1419 | static Boolint |
1420 | copyBarrierEvent(XGenericEventCookie *in_cookie, |
1421 | XGenericEventCookie *out_cookie) |
1422 | { |
1423 | XIBarrierEvent *in, *out; |
1424 | |
1425 | in = in_cookie->data; |
1426 | |
1427 | out = out_cookie->data = calloc(1, sizeof(XIBarrierEvent)); |
1428 | if (!out) |
1429 | return False0; |
1430 | *out = *in; |
1431 | |
1432 | return True1; |
1433 | } |
1434 | |
1435 | static Boolint |
1436 | XInputCopyCookie(Display *dpy, XGenericEventCookie *in, XGenericEventCookie *out) |
1437 | { |
1438 | int ret = True1; |
1439 | |
1440 | XExtDisplayInfo *info = XInput_find_display(dpy); |
1441 | |
1442 | if (in->extension != info->codes->major_opcode) |
1443 | { |
1444 | printf("XInputCopyCookie: wrong extension opcode %d\n", |
1445 | in->extension); |
1446 | return False0; |
1447 | } |
1448 | |
1449 | *out = *in; |
1450 | out->data = NULL((void*)0); |
1451 | out->cookie = 0; |
1452 | |
1453 | switch(in->evtype) { |
1454 | case XI_Motion6: |
1455 | case XI_ButtonPress4: |
1456 | case XI_ButtonRelease5: |
1457 | case XI_KeyPress2: |
1458 | case XI_KeyRelease3: |
1459 | case XI_TouchBegin18: |
1460 | case XI_TouchUpdate19: |
1461 | case XI_TouchEnd20: |
1462 | ret = copyDeviceEvent(in, out); |
1463 | break; |
1464 | case XI_DeviceChanged1: |
1465 | ret = copyDeviceChangedEvent(in, out); |
1466 | break; |
1467 | case XI_HierarchyChanged11: |
1468 | ret = copyHierarchyEvent(in, out); |
1469 | break; |
1470 | case XI_Enter7: |
1471 | case XI_Leave8: |
1472 | case XI_FocusIn9: |
1473 | case XI_FocusOut10: |
1474 | ret = copyEnterEvent(in, out); |
1475 | break; |
1476 | case XI_PropertyEvent12: |
1477 | ret = copyPropertyEvent(in, out); |
1478 | break; |
1479 | case XI_TouchOwnership21: |
1480 | ret = copyTouchOwnershipEvent(in, out); |
1481 | break; |
1482 | case XI_RawKeyPress13: |
1483 | case XI_RawKeyRelease14: |
1484 | case XI_RawButtonPress15: |
1485 | case XI_RawButtonRelease16: |
1486 | case XI_RawMotion17: |
1487 | case XI_RawTouchBegin22: |
1488 | case XI_RawTouchUpdate23: |
1489 | case XI_RawTouchEnd24: |
1490 | ret = copyRawEvent(in, out); |
1491 | break; |
1492 | case XI_BarrierHit25: |
1493 | case XI_BarrierLeave26: |
1494 | ret = copyBarrierEvent(in, out); |
1495 | break; |
1496 | default: |
1497 | printf("XInputCopyCookie: unknown evtype %d\n", in->evtype); |
1498 | ret = False0; |
1499 | } |
1500 | |
1501 | if (!ret) |
1502 | printf("XInputCopyCookie: Failed to copy evtype %d", in->evtype); |
1503 | return ret; |
1504 | } |
1505 | |
1506 | static int |
1507 | wireToDeviceEvent(xXIDeviceEvent *in, XGenericEventCookie* cookie) |
1508 | { |
1509 | int len, i; |
1510 | unsigned char *ptr; |
1511 | void *ptr_lib; |
1512 | FP3232 *values; |
1513 | XIDeviceEvent *out; |
1514 | |
1515 | ptr = (unsigned char*)&in[1] + in->buttons_len * 4; |
1516 | |
1517 | len = sizeDeviceEvent(in->buttons_len * 4, in->valuators_len * 4, ptr); |
1518 | |
1519 | cookie->data = ptr_lib = malloc(len); |
1520 | |
1521 | out = next_block(&ptr_lib, sizeof(XIDeviceEvent)); |
1522 | out->display = cookie->display; |
1523 | out->type = in->type; |
1524 | out->serial = cookie->serial; |
1525 | out->extension = in->extension; |
1526 | out->evtype = in->evtype; |
1527 | out->send_event = ((in->type & 0x80) != 0); |
1528 | out->time = in->time; |
1529 | out->deviceid = in->deviceid; |
1530 | out->sourceid = in->sourceid; |
1531 | out->detail = in->detail; |
1532 | out->root = in->root; |
1533 | out->event = in->event; |
1534 | out->child = in->child; |
1535 | out->root_x = FP1616toDBL(in->root_x)((in->root_x) * 1.0 / (1 << 16)); |
1536 | out->root_y = FP1616toDBL(in->root_y)((in->root_y) * 1.0 / (1 << 16)); |
1537 | out->event_x = FP1616toDBL(in->event_x)((in->event_x) * 1.0 / (1 << 16)); |
1538 | out->event_y = FP1616toDBL(in->event_y)((in->event_y) * 1.0 / (1 << 16)); |
1539 | out->flags = in->flags; |
1540 | out->mods.base = in->mods.base_mods; |
1541 | out->mods.locked = in->mods.locked_mods; |
1542 | out->mods.latched = in->mods.latched_mods; |
1543 | out->mods.effective = in->mods.effective_mods; |
1544 | out->group.base = in->group.base_group; |
1545 | out->group.locked = in->group.locked_group; |
1546 | out->group.latched = in->group.latched_group; |
1547 | out->group.effective = in->group.effective_group; |
1548 | out->buttons.mask_len = in->buttons_len * 4; |
1549 | out->valuators.mask_len = in->valuators_len * 4; |
1550 | |
1551 | out->buttons.mask = next_block(&ptr_lib, out->buttons.mask_len); |
1552 | |
1553 | /* buttons */ |
1554 | ptr = (unsigned char*)&in[1]; |
1555 | memcpy(out->buttons.mask, ptr, out->buttons.mask_len)__builtin___memcpy_chk (out->buttons.mask, ptr, out->buttons .mask_len, __builtin_object_size (out->buttons.mask, 0)); |
1556 | ptr += in->buttons_len * 4; |
1557 | |
1558 | /* valuators */ |
1559 | out->valuators.mask = next_block(&ptr_lib, out->valuators.mask_len); |
1560 | memcpy(out->valuators.mask, ptr, out->valuators.mask_len)__builtin___memcpy_chk (out->valuators.mask, ptr, out-> valuators.mask_len, __builtin_object_size (out->valuators. mask, 0)); |
1561 | ptr += in->valuators_len * 4; |
1562 | |
1563 | len = count_bits(out->valuators.mask, out->valuators.mask_len); |
1564 | out->valuators.values = next_block(&ptr_lib, len * sizeof(double)); |
1565 | |
1566 | values = (FP3232*)ptr; |
1567 | for (i = 0; i < len; i++, values++) |
1568 | { |
1569 | out->valuators.values[i] = values->integral; |
1570 | out->valuators.values[i] += ((double)values->frac / (1 << 16) / (1 << 16)); |
1571 | } |
1572 | |
1573 | |
1574 | return 1; |
1575 | } |
1576 | |
1577 | _X_HIDDEN__attribute__((visibility("hidden"))) int |
1578 | size_classes(xXIAnyInfo* from, int nclasses) |
1579 | { |
1580 | int len, i; |
1581 | xXIAnyInfo *any_wire; |
1582 | char *ptr_wire; |
1583 | |
1584 | /* len for to->classes */ |
1585 | len = pad_to_double(nclasses * sizeof(XIAnyClassInfo*)); |
1586 | ptr_wire = (char*)from; |
1587 | for (i = 0; i < nclasses; i++) |
1588 | { |
1589 | int l = 0; |
1590 | any_wire = (xXIAnyInfo*)ptr_wire; |
1591 | switch(any_wire->type) |
1592 | { |
1593 | case XIButtonClass1: |
1594 | l = sizeDeviceClassType(XIButtonClass1, |
1595 | ((xXIButtonInfo*)any_wire)->num_buttons); |
1596 | break; |
1597 | case XIKeyClass0: |
1598 | l = sizeDeviceClassType(XIKeyClass0, |
1599 | ((xXIKeyInfo*)any_wire)->num_keycodes); |
1600 | break; |
1601 | case XIValuatorClass2: |
1602 | l = sizeDeviceClassType(XIValuatorClass2, 0); |
1603 | break; |
1604 | case XIScrollClass3: |
1605 | l = sizeDeviceClassType(XIScrollClass3, 0); |
1606 | break; |
1607 | case XITouchClass8: |
1608 | l = sizeDeviceClassType(XITouchClass8, 0); |
1609 | break; |
1610 | } |
1611 | |
1612 | len += l; |
1613 | ptr_wire += any_wire->length * 4; |
1614 | } |
1615 | |
1616 | return len; |
1617 | } |
1618 | |
1619 | /* Copy classes from any into to->classes and return the number of bytes |
1620 | * copied. Memory layout of to->classes is |
1621 | * [clsptr][clsptr][clsptr][classinfo][classinfo]... |
1622 | * |________|___________^ |
1623 | * |______________________^ |
1624 | */ |
1625 | _X_HIDDEN__attribute__((visibility("hidden"))) int |
1626 | copy_classes(XIDeviceInfo* to, xXIAnyInfo* from, int *nclasses) |
1627 | { |
1628 | XIAnyClassInfo *any_lib; |
1629 | xXIAnyInfo *any_wire; |
1630 | void *ptr_lib; |
1631 | char *ptr_wire; |
1632 | int i, len; |
1633 | int cls_idx = 0; |
1634 | |
1635 | if (!to->classes) |
1636 | return -1; |
1637 | |
1638 | ptr_wire = (char*)from; |
1639 | ptr_lib = to->classes; |
1640 | to->classes = next_block(&ptr_lib, |
1641 | pad_to_double((*nclasses) * sizeof(XIAnyClassInfo*))); |
1642 | memset(to->classes, 0, (*nclasses) * sizeof(XIAnyClassInfo*))__builtin___memset_chk (to->classes, 0, (*nclasses) * sizeof (XIAnyClassInfo*), __builtin_object_size (to->classes, 0)); |
1643 | len = 0; /* count wire length */ |
1644 | |
1645 | for (i = 0; i < *nclasses; i++) |
1646 | { |
1647 | any_lib = (XIAnyClassInfo*)ptr_lib; |
1648 | any_wire = (xXIAnyInfo*)ptr_wire; |
1649 | |
1650 | switch(any_wire->type) |
1651 | { |
1652 | case XIButtonClass1: |
1653 | { |
1654 | XIButtonClassInfo *cls_lib; |
1655 | xXIButtonInfo *cls_wire; |
1656 | uint32_t *atoms; |
1657 | int j; |
1658 | int struct_size; |
1659 | int state_size; |
1660 | int labels_size; |
1661 | int wire_mask_size; |
1662 | |
1663 | cls_wire = (xXIButtonInfo*)any_wire; |
1664 | sizeXIButtonClassType(cls_wire->num_buttons, |
1665 | &struct_size, &state_size, |
1666 | &labels_size); |
1667 | cls_lib = next_block(&ptr_lib, struct_size); |
1668 | wire_mask_size = ((cls_wire->num_buttons + 7)/8 + 3)/4 * 4; |
1669 | |
1670 | cls_lib->type = cls_wire->type; |
1671 | cls_lib->sourceid = cls_wire->sourceid; |
1672 | cls_lib->num_buttons = cls_wire->num_buttons; |
1673 | cls_lib->state.mask_len = state_size; |
1674 | cls_lib->state.mask = next_block(&ptr_lib, state_size); |
1675 | memcpy(cls_lib->state.mask, &cls_wire[1],__builtin___memcpy_chk (cls_lib->state.mask, &cls_wire [1], wire_mask_size, __builtin_object_size (cls_lib->state .mask, 0)) |
1676 | wire_mask_size)__builtin___memcpy_chk (cls_lib->state.mask, &cls_wire [1], wire_mask_size, __builtin_object_size (cls_lib->state .mask, 0)); |
1677 | if (state_size != wire_mask_size) |
1678 | memset(&cls_lib->state.mask[wire_mask_size], 0,__builtin___memset_chk (&cls_lib->state.mask[wire_mask_size ], 0, state_size - wire_mask_size, __builtin_object_size (& cls_lib->state.mask[wire_mask_size], 0)) |
1679 | state_size - wire_mask_size)__builtin___memset_chk (&cls_lib->state.mask[wire_mask_size ], 0, state_size - wire_mask_size, __builtin_object_size (& cls_lib->state.mask[wire_mask_size], 0)); |
1680 | |
1681 | cls_lib->labels = next_block(&ptr_lib, labels_size); |
1682 | |
1683 | atoms =(uint32_t*)((char*)&cls_wire[1] + wire_mask_size); |
1684 | for (j = 0; j < cls_lib->num_buttons; j++) |
1685 | cls_lib->labels[j] = *atoms++; |
1686 | |
1687 | to->classes[cls_idx++] = any_lib; |
1688 | break; |
1689 | } |
1690 | case XIKeyClass0: |
1691 | { |
1692 | XIKeyClassInfo *cls_lib; |
1693 | xXIKeyInfo *cls_wire; |
1694 | int struct_size; |
1695 | int keycodes_size; |
1696 | |
1697 | cls_wire = (xXIKeyInfo*)any_wire; |
1698 | sizeXIKeyClassType(cls_wire->num_keycodes, |
1699 | &struct_size, &keycodes_size); |
1700 | cls_lib = next_block(&ptr_lib, struct_size); |
1701 | |
1702 | cls_lib->type = cls_wire->type; |
1703 | cls_lib->sourceid = cls_wire->sourceid; |
1704 | cls_lib->num_keycodes = cls_wire->num_keycodes; |
1705 | cls_lib->keycodes = next_block(&ptr_lib, keycodes_size); |
1706 | memcpy(cls_lib->keycodes, &cls_wire[1],__builtin___memcpy_chk (cls_lib->keycodes, &cls_wire[1 ], cls_lib->num_keycodes, __builtin_object_size (cls_lib-> keycodes, 0)) |
1707 | cls_lib->num_keycodes)__builtin___memcpy_chk (cls_lib->keycodes, &cls_wire[1 ], cls_lib->num_keycodes, __builtin_object_size (cls_lib-> keycodes, 0)); |
1708 | |
1709 | to->classes[cls_idx++] = any_lib; |
1710 | break; |
1711 | } |
1712 | case XIValuatorClass2: |
1713 | { |
1714 | XIValuatorClassInfo *cls_lib; |
1715 | xXIValuatorInfo *cls_wire; |
1716 | |
1717 | cls_lib = |
1718 | next_block(&ptr_lib, |
1719 | sizeDeviceClassType(XIValuatorClass2, 0)); |
1720 | cls_wire = (xXIValuatorInfo*)any_wire; |
1721 | |
1722 | cls_lib->type = cls_wire->type; |
1723 | cls_lib->sourceid = cls_wire->sourceid; |
1724 | cls_lib->number = cls_wire->number; |
1725 | cls_lib->label = cls_wire->label; |
1726 | cls_lib->resolution = cls_wire->resolution; |
1727 | cls_lib->min = cls_wire->min.integral; |
1728 | cls_lib->max = cls_wire->max.integral; |
1729 | cls_lib->value = cls_wire->value.integral; |
1730 | /* FIXME: fractional parts */ |
1731 | cls_lib->mode = cls_wire->mode; |
1732 | |
1733 | to->classes[cls_idx++] = any_lib; |
1734 | } |
1735 | break; |
1736 | case XIScrollClass3: |
1737 | { |
1738 | XIScrollClassInfo *cls_lib; |
1739 | xXIScrollInfo *cls_wire; |
1740 | |
1741 | cls_lib = |
1742 | next_block(&ptr_lib, |
1743 | sizeDeviceClassType(XIScrollClass3, 0)); |
1744 | cls_wire = (xXIScrollInfo*)any_wire; |
1745 | |
1746 | cls_lib->type = cls_wire->type; |
1747 | cls_lib->sourceid = cls_wire->sourceid; |
1748 | cls_lib->number = cls_wire->number; |
1749 | cls_lib->scroll_type= cls_wire->scroll_type; |
1750 | cls_lib->flags = cls_wire->flags; |
1751 | cls_lib->increment = cls_wire->increment.integral; |
1752 | cls_lib->increment += (unsigned int)cls_wire->increment.frac/(double)(1ULL << 32); |
1753 | |
1754 | to->classes[cls_idx++] = any_lib; |
1755 | } |
1756 | break; |
1757 | case XITouchClass8: |
1758 | { |
1759 | XITouchClassInfo *cls_lib; |
1760 | xXITouchInfo *cls_wire; |
1761 | |
1762 | cls_wire = (xXITouchInfo*)any_wire; |
1763 | cls_lib = next_block(&ptr_lib, sizeof(XITouchClassInfo)); |
1764 | |
1765 | cls_lib->type = cls_wire->type; |
1766 | cls_lib->sourceid = cls_wire->sourceid; |
1767 | cls_lib->mode = cls_wire->mode; |
1768 | cls_lib->num_touches = cls_wire->num_touches; |
1769 | |
1770 | to->classes[cls_idx++] = any_lib; |
1771 | } |
1772 | break; |
1773 | } |
1774 | len += any_wire->length * 4; |
1775 | ptr_wire += any_wire->length * 4; |
1776 | } |
1777 | |
1778 | /* we may have skipped unknown classes, reset nclasses */ |
1779 | *nclasses = cls_idx; |
1780 | return len; |
1781 | } |
1782 | |
1783 | |
1784 | static int |
1785 | wireToDeviceChangedEvent(xXIDeviceChangedEvent *in, XGenericEventCookie *cookie) |
1786 | { |
1787 | XIDeviceChangedEvent *out; |
1788 | XIDeviceInfo info; |
1789 | int len; |
1790 | int nclasses = in->num_classes; |
1791 | |
1792 | len = size_classes((xXIAnyInfo*)&in[1], in->num_classes); |
1793 | |
1794 | cookie->data = out = malloc(sizeof(XIDeviceChangedEvent) + len); |
1795 | |
1796 | out->type = in->type; |
1797 | out->serial = cookie->serial; |
1798 | out->display = cookie->display; |
1799 | out->extension = in->extension; |
1800 | out->evtype = in->evtype; |
1801 | out->send_event = ((in->type & 0x80) != 0); |
1802 | out->time = in->time; |
1803 | out->deviceid = in->deviceid; |
1804 | out->sourceid = in->sourceid; |
1805 | out->reason = in->reason; |
1806 | |
1807 | out->classes = (XIAnyClassInfo**)&out[1]; |
1808 | |
1809 | info.classes = out->classes; |
1810 | |
1811 | copy_classes(&info, (xXIAnyInfo*)&in[1], &nclasses); |
1812 | out->num_classes = nclasses; |
1813 | |
1814 | return 1; |
1815 | } |
1816 | |
1817 | static int |
1818 | wireToHierarchyChangedEvent(xXIHierarchyEvent *in, XGenericEventCookie *cookie) |
1819 | { |
1820 | int i; |
1821 | XIHierarchyInfo *info_out; |
1822 | xXIHierarchyInfo *info_in; |
1823 | XIHierarchyEvent *out; |
1824 | |
1825 | cookie->data = out = malloc(sizeof(XIHierarchyEvent) + in->num_info * sizeof(XIHierarchyInfo));; |
1826 | |
1827 | out->info = (XIHierarchyInfo*)&out[1]; |
1828 | out->display = cookie->display; |
1829 | out->type = in->type; |
1830 | out->serial = cookie->serial; |
1831 | out->extension = in->extension; |
1832 | out->evtype = in->evtype; |
1833 | out->send_event = ((in->type & 0x80) != 0); |
1834 | out->time = in->time; |
1835 | out->flags = in->flags; |
1836 | out->num_info = in->num_info; |
1837 | |
1838 | info_out = out->info; |
1839 | info_in = (xXIHierarchyInfo*)&in[1]; |
1840 | |
1841 | for (i = 0; i < out->num_info; i++, info_out++, info_in++) |
1842 | { |
1843 | info_out->deviceid = info_in->deviceid; |
1844 | info_out->attachment = info_in->attachment; |
1845 | info_out->use = info_in->use; |
1846 | info_out->enabled = info_in->enabled; |
1847 | info_out->flags = info_in->flags; |
1848 | } |
1849 | |
1850 | return 1; |
1851 | } |
1852 | |
1853 | static int |
1854 | wireToRawEvent(XExtDisplayInfo *info, xXIRawEvent *in, XGenericEventCookie *cookie) |
1855 | { |
1856 | int len, i, bits; |
1857 | FP3232 *values; |
1858 | XIRawEvent *out; |
1859 | void *ptr; |
1860 | |
1861 | len = sizeof(XIRawEvent) + in->valuators_len * 4; |
1862 | bits = count_bits((unsigned char*)&in[1], in->valuators_len * 4); |
1863 | len += bits * sizeof(double) * 2; /* raw + normal */ |
1864 | |
1865 | cookie->data = ptr = calloc(1, len); |
1866 | if (!ptr) |
1867 | return 0; |
1868 | |
1869 | out = next_block(&ptr, sizeof(XIRawEvent)); |
1870 | out->type = in->type; |
1871 | out->serial = cookie->serial; |
1872 | out->display = cookie->display; |
1873 | out->extension = in->extension; |
1874 | out->evtype = in->evtype; |
1875 | out->send_event = ((in->type & 0x80) != 0); |
1876 | out->time = in->time; |
1877 | out->detail = in->detail; |
1878 | out->deviceid = in->deviceid; |
1879 | out->flags = in->flags; |
1880 | |
1881 | /* https://bugs.freedesktop.org/show_bug.cgi?id=34240 */ |
1882 | if (_XiCheckVersion(info, XInput_2_29) >= 0) |
1883 | out->sourceid = in->sourceid; |
1884 | else |
1885 | out->sourceid = 0; |
1886 | |
1887 | out->valuators.mask_len = in->valuators_len * 4; |
1888 | out->valuators.mask = next_block(&ptr, out->valuators.mask_len); |
1889 | memcpy(out->valuators.mask, &in[1], out->valuators.mask_len)__builtin___memcpy_chk (out->valuators.mask, &in[1], out ->valuators.mask_len, __builtin_object_size (out->valuators .mask, 0)); |
1890 | |
1891 | out->valuators.values = next_block(&ptr, bits * sizeof(double)); |
1892 | out->raw_values = next_block(&ptr, bits * sizeof(double)); |
1893 | |
1894 | values = (FP3232*)(((char*)&in[1]) + in->valuators_len * 4); |
1895 | for (i = 0; i < bits; i++) |
1896 | { |
1897 | out->valuators.values[i] = values->integral; |
1898 | out->valuators.values[i] += ((double)values->frac / (1 << 16) / (1 << 16)); |
1899 | out->raw_values[i] = (values + bits)->integral; |
1900 | out->raw_values[i] += ((double)(values + bits)->frac / (1 << 16) / (1 << 16)); |
1901 | values++; |
1902 | } |
1903 | |
1904 | return 1; |
1905 | } |
1906 | |
1907 | /* Memory layout of XIEnterEvents: |
1908 | [event][modifiers][group][button] |
1909 | */ |
1910 | static int |
1911 | wireToEnterLeave(xXIEnterEvent *in, XGenericEventCookie *cookie) |
1912 | { |
1913 | int len; |
1914 | XIEnterEvent *out; |
1915 | |
1916 | len = sizeof(XIEnterEvent) + in->buttons_len * 4; |
1917 | |
1918 | cookie->data = out = malloc(len); |
1919 | out->buttons.mask = (unsigned char*)&out[1]; |
1920 | |
1921 | out->type = in->type; |
1922 | out->serial = cookie->serial; |
1923 | out->display = cookie->display; |
1924 | out->extension = in->extension; |
1925 | out->evtype = in->evtype; |
1926 | out->send_event = ((in->type & 0x80) != 0); |
1927 | out->time = in->time; |
1928 | out->detail = in->detail; |
1929 | out->deviceid = in->deviceid; |
1930 | out->root = in->root; |
1931 | out->event = in->event; |
1932 | out->child = in->child; |
1933 | out->sourceid = in->sourceid; |
1934 | out->root_x = FP1616toDBL(in->root_x)((in->root_x) * 1.0 / (1 << 16)); |
1935 | out->root_y = FP1616toDBL(in->root_y)((in->root_y) * 1.0 / (1 << 16)); |
1936 | out->event_x = FP1616toDBL(in->event_x)((in->event_x) * 1.0 / (1 << 16)); |
1937 | out->event_y = FP1616toDBL(in->event_y)((in->event_y) * 1.0 / (1 << 16)); |
1938 | out->mode = in->mode; |
1939 | out->focus = in->focus; |
1940 | out->same_screen = in->same_screen; |
1941 | |
1942 | out->mods.base = in->mods.base_mods; |
1943 | out->mods.locked = in->mods.locked_mods; |
1944 | out->mods.latched = in->mods.latched_mods; |
1945 | out->mods.effective = in->mods.effective_mods; |
1946 | out->group.base = in->group.base_group; |
1947 | out->group.locked = in->group.locked_group; |
1948 | out->group.latched = in->group.latched_group; |
1949 | out->group.effective = in->group.effective_group; |
1950 | |
1951 | out->buttons.mask_len = in->buttons_len * 4; |
1952 | memcpy(out->buttons.mask, &in[1], out->buttons.mask_len)__builtin___memcpy_chk (out->buttons.mask, &in[1], out ->buttons.mask_len, __builtin_object_size (out->buttons .mask, 0)); |
1953 | |
1954 | return 1; |
1955 | } |
1956 | |
1957 | static int |
1958 | wireToPropertyEvent(xXIPropertyEvent *in, XGenericEventCookie *cookie) |
1959 | { |
1960 | XIPropertyEvent *out = malloc(sizeof(XIPropertyEvent)); |
1961 | |
1962 | cookie->data = out; |
1963 | |
1964 | out->type = in->type; |
1965 | out->serial = cookie->serial; |
1966 | out->extension = in->extension; |
1967 | out->evtype = in->evtype; |
1968 | out->send_event = ((in->type & 0x80) != 0); |
1969 | out->time = in->time; |
1970 | out->property = in->property; |
1971 | out->what = in->what; |
1972 | out->deviceid = in->deviceid; |
1973 | |
1974 | return 1; |
1975 | } |
1976 | |
1977 | static int |
1978 | wireToTouchOwnershipEvent(xXITouchOwnershipEvent *in, |
1979 | XGenericEventCookie *cookie) |
1980 | { |
1981 | XITouchOwnershipEvent *out = malloc(sizeof(XITouchOwnershipEvent)); |
1982 | |
1983 | cookie->data = out; |
1984 | |
1985 | out->type = in->type; |
1986 | out->serial = cookie->serial; |
1987 | out->display = cookie->display; |
1988 | out->extension = in->extension; |
1989 | out->evtype = in->evtype; |
1990 | out->send_event = ((in->type & 0x80) != 0); |
1991 | out->time = in->time; |
1992 | out->deviceid = in->deviceid; |
1993 | out->sourceid = in->sourceid; |
1994 | out->touchid = in->touchid; |
1995 | out->root = in->root; |
1996 | out->event = in->event; |
1997 | out->child = in->child; |
1998 | out->flags = in->flags; |
1999 | |
2000 | return 1; |
2001 | } |
2002 | |
2003 | #define FP3232_TO_DOUBLE(x)((double) (x).integral + (x).frac / (1ULL << 32)) ((double) (x).integral + (x).frac / (1ULL << 32)) |
2004 | |
2005 | static int |
2006 | wireToBarrierEvent(xXIBarrierEvent *in, XGenericEventCookie *cookie) |
2007 | { |
2008 | XIBarrierEvent *out = malloc(sizeof(XIBarrierEvent)); |
2009 | |
2010 | cookie->data = out; |
2011 | |
2012 | out->display = cookie->display; |
2013 | out->type = in->type; |
2014 | out->serial = cookie->serial; |
2015 | out->extension = in->extension; |
2016 | out->evtype = in->evtype; |
2017 | out->send_event = ((in->type & 0x80) != 0); |
2018 | out->time = in->time; |
2019 | out->deviceid = in->deviceid; |
2020 | out->sourceid = in->sourceid; |
2021 | out->event = in->event; |
2022 | out->root = in->root; |
2023 | out->root_x = FP1616toDBL(in->root_x)((in->root_x) * 1.0 / (1 << 16)); |
2024 | out->root_y = FP1616toDBL(in->root_y)((in->root_y) * 1.0 / (1 << 16)); |
2025 | out->dx = FP3232_TO_DOUBLE (in->dx)((double) (in->dx).integral + (in->dx).frac / (1ULL << 32)); |
2026 | out->dy = FP3232_TO_DOUBLE (in->dy)((double) (in->dy).integral + (in->dy).frac / (1ULL << 32)); |
2027 | out->dtime = in->dtime; |
2028 | out->flags = in->flags; |
2029 | out->barrier = in->barrier; |
2030 | out->eventid = in->eventid; |
2031 | |
2032 | return 1; |
2033 | } |