File: | dix/devices.c |
Location: | line 1603, column 9 |
Description: | Value stored to 'num_axes' is never read |
1 | /************************************************************ |
2 | |
3 | Copyright 1987, 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 1987 by Digital Equipment Corporation, Maynard, Massachusetts. |
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 Digital not be |
34 | used in advertising or publicity pertaining to distribution of the |
35 | software without specific, written prior permission. |
36 | |
37 | DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING |
38 | ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL |
39 | DIGITAL 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 | #ifdef HAVE_DIX_CONFIG_H1 |
48 | #include <dix-config.h> |
49 | #endif |
50 | |
51 | #include <X11/X.h> |
52 | #include "misc.h" |
53 | #include "resource.h" |
54 | #include <X11/Xproto.h> |
55 | #include <X11/Xatom.h> |
56 | #include "windowstr.h" |
57 | #include "inputstr.h" |
58 | #include "scrnintstr.h" |
59 | #include "cursorstr.h" |
60 | #include "dixstruct.h" |
61 | #include "ptrveloc.h" |
62 | #include "site.h" |
63 | #include "xkbsrv.h" |
64 | #include "privates.h" |
65 | #include "xace.h" |
66 | #include "mi.h" |
67 | |
68 | #include "dispatch.h" |
69 | #include "swaprep.h" |
70 | #include "dixevents.h" |
71 | #include "mipointer.h" |
72 | #include "eventstr.h" |
73 | #include "dixgrabs.h" |
74 | |
75 | #include <X11/extensions/XI.h> |
76 | #include <X11/extensions/XI2.h> |
77 | #include <X11/extensions/XIproto.h> |
78 | #include <math.h> |
79 | #include <pixman.h> |
80 | #include "exglobals.h" |
81 | #include "exevents.h" |
82 | #include "xiquerydevice.h" /* for SizeDeviceClasses */ |
83 | #include "xiproperty.h" |
84 | #include "enterleave.h" /* for EnterWindow() */ |
85 | #include "xserver-properties.h" |
86 | #include "xichangehierarchy.h" /* For XISendDeviceHierarchyEvent */ |
87 | #include "syncsrv.h" |
88 | |
89 | /** @file |
90 | * This file handles input device-related stuff. |
91 | */ |
92 | |
93 | static void RecalculateMasterButtons(DeviceIntPtr slave); |
94 | |
95 | static void |
96 | DeviceSetTransform(DeviceIntPtr dev, float *transform_data) |
97 | { |
98 | struct pixman_f_transform scale; |
99 | struct pixman_f_transform transform; |
100 | double sx, sy; |
101 | int x, y; |
102 | |
103 | /** |
104 | * calculate combined transformation matrix: |
105 | * |
106 | * M = InvScale * Transform * Scale |
107 | * |
108 | * So we can later transform points using M * p |
109 | * |
110 | * Where: |
111 | * Scale scales coordinates into 0..1 range |
112 | * Transform is the user supplied (affine) transform |
113 | * InvScale scales coordinates back up into their native range |
114 | */ |
115 | sx = dev->valuator->axes[0].max_value - dev->valuator->axes[0].min_value + 1; |
116 | sy = dev->valuator->axes[1].max_value - dev->valuator->axes[1].min_value + 1; |
117 | |
118 | /* invscale */ |
119 | pixman_f_transform_init_scale(&scale, sx, sy); |
120 | scale.m[0][2] = dev->valuator->axes[0].min_value; |
121 | scale.m[1][2] = dev->valuator->axes[1].min_value; |
122 | |
123 | /* transform */ |
124 | for (y = 0; y < 3; y++) |
125 | for (x = 0; x < 3; x++) |
126 | transform.m[y][x] = *transform_data++; |
127 | |
128 | pixman_f_transform_multiply(&dev->scale_and_transform, &scale, &transform); |
129 | |
130 | /* scale */ |
131 | pixman_f_transform_init_scale(&scale, 1.0 / sx, 1.0 / sy); |
132 | scale.m[0][2] = -dev->valuator->axes[0].min_value / sx; |
133 | scale.m[1][2] = -dev->valuator->axes[1].min_value / sy; |
134 | |
135 | pixman_f_transform_multiply(&dev->scale_and_transform, &dev->scale_and_transform, &scale); |
136 | |
137 | /* remove translation component for relative movements */ |
138 | dev->relative_transform = transform; |
139 | dev->relative_transform.m[0][2] = 0; |
140 | dev->relative_transform.m[1][2] = 0; |
141 | } |
142 | |
143 | /** |
144 | * DIX property handler. |
145 | */ |
146 | static int |
147 | DeviceSetProperty(DeviceIntPtr dev, Atom property, XIPropertyValuePtr prop, |
148 | BOOL checkonly) |
149 | { |
150 | if (property == XIGetKnownProperty(XI_PROP_ENABLED"Device Enabled")) { |
151 | if (prop->format != 8 || prop->type != XA_INTEGER((Atom) 19) || prop->size != 1) |
152 | return BadValue2; |
153 | |
154 | /* Don't allow disabling of VCP/VCK or XTest devices */ |
155 | if ((dev == inputInfo.pointer || |
156 | dev == inputInfo.keyboard || |
157 | IsXTestDevice(dev, NULL((void*)0))) |
158 | &&!(*(CARD8 *) prop->data)) |
159 | return BadAccess10; |
160 | |
161 | if (!checkonly) { |
162 | if ((*((CARD8 *) prop->data)) && !dev->enabled) |
163 | EnableDevice(dev, TRUE1); |
164 | else if (!(*((CARD8 *) prop->data)) && dev->enabled) |
165 | DisableDevice(dev, TRUE1); |
166 | } |
167 | } |
168 | else if (property == XIGetKnownProperty(XI_PROP_TRANSFORM"Coordinate Transformation Matrix")) { |
169 | float *f = (float *) prop->data; |
170 | int i; |
171 | |
172 | if (prop->format != 32 || prop->size != 9 || |
173 | prop->type != XIGetKnownProperty(XATOM_FLOAT"FLOAT")) |
174 | return BadValue2; |
175 | |
176 | for (i = 0; i < 9; i++) |
177 | if (!isfinite(f[i])( sizeof(f[i]) == sizeof(float) ? __inline_isfinitef((float)( f[i])) : sizeof(f[i]) == sizeof(double) ? __inline_isfinited( (double)(f[i])) : __inline_isfinitel((long double)(f[i])))) |
178 | return BadValue2; |
179 | |
180 | if (!dev->valuator) |
181 | return BadMatch8; |
182 | |
183 | if (!checkonly) |
184 | DeviceSetTransform(dev, f); |
185 | } |
186 | |
187 | return Success0; |
188 | } |
189 | |
190 | /* Pair the keyboard to the pointer device. Keyboard events will follow the |
191 | * pointer sprite. Only applicable for master devices. |
192 | */ |
193 | static int |
194 | PairDevices(DeviceIntPtr ptr, DeviceIntPtr kbd) |
195 | { |
196 | if (!ptr) |
197 | return BadDevice; |
198 | |
199 | /* Don't allow pairing for slave devices */ |
200 | if (!IsMaster(ptr) || !IsMaster(kbd)) |
201 | return BadDevice; |
202 | |
203 | if (ptr->spriteInfo->paired) |
204 | return BadDevice; |
205 | |
206 | if (kbd->spriteInfo->spriteOwner) { |
207 | free(kbd->spriteInfo->sprite); |
208 | kbd->spriteInfo->sprite = NULL((void*)0); |
209 | kbd->spriteInfo->spriteOwner = FALSE0; |
210 | } |
211 | |
212 | kbd->spriteInfo->sprite = ptr->spriteInfo->sprite; |
213 | kbd->spriteInfo->paired = ptr; |
214 | ptr->spriteInfo->paired = kbd; |
215 | return Success0; |
216 | } |
217 | |
218 | /** |
219 | * Find and return the next unpaired MD pointer device. |
220 | */ |
221 | static DeviceIntPtr |
222 | NextFreePointerDevice(void) |
223 | { |
224 | DeviceIntPtr dev; |
225 | |
226 | for (dev = inputInfo.devices; dev; dev = dev->next) |
227 | if (IsMaster(dev) && |
228 | dev->spriteInfo->spriteOwner && !dev->spriteInfo->paired) |
229 | return dev; |
230 | return NULL((void*)0); |
231 | } |
232 | |
233 | /** |
234 | * Create a new input device and init it to sane values. The device is added |
235 | * to the server's off_devices list. |
236 | * |
237 | * @param deviceProc Callback for device control function (switch dev on/off). |
238 | * @return The newly created device. |
239 | */ |
240 | DeviceIntPtr |
241 | AddInputDevice(ClientPtr client, DeviceProc deviceProc, Bool autoStart) |
242 | { |
243 | DeviceIntPtr dev, *prev; /* not a typo */ |
244 | DeviceIntPtr devtmp; |
245 | int devid; |
246 | char devind[MAXDEVICES40]; |
247 | BOOL enabled; |
248 | float transform[9]; |
249 | |
250 | /* Find next available id, 0 and 1 are reserved */ |
251 | memset(devind, 0, sizeof(char) * MAXDEVICES)__builtin___memset_chk (devind, 0, sizeof(char) * 40, __builtin_object_size (devind, 0)); |
252 | for (devtmp = inputInfo.devices; devtmp; devtmp = devtmp->next) |
253 | devind[devtmp->id]++; |
254 | for (devtmp = inputInfo.off_devices; devtmp; devtmp = devtmp->next) |
255 | devind[devtmp->id]++; |
256 | for (devid = 2; devid < MAXDEVICES40 && devind[devid]; devid++); |
257 | |
258 | if (devid >= MAXDEVICES40) |
259 | return (DeviceIntPtr) NULL((void*)0); |
260 | dev = calloc(1, |
261 | sizeof(DeviceIntRec) + |
262 | sizeof(SpriteInfoRec)); |
263 | if (!dev) |
264 | return (DeviceIntPtr) NULL((void*)0); |
265 | |
266 | if (!dixAllocatePrivates(&dev->devPrivates, PRIVATE_DEVICE)) { |
267 | free(dev); |
268 | return NULL((void*)0); |
269 | } |
270 | |
271 | if (!dev) |
272 | return (DeviceIntPtr) NULL((void*)0); |
273 | |
274 | dev->last.scroll = NULL((void*)0); |
275 | dev->last.touches = NULL((void*)0); |
276 | dev->id = devid; |
277 | dev->public.processInputProc = ProcessOtherEvent; |
278 | dev->public.realInputProc = ProcessOtherEvent; |
279 | dev->public.enqueueInputProc = EnqueueEvent; |
280 | dev->deviceProc = deviceProc; |
281 | dev->startup = autoStart; |
282 | |
283 | /* device grab defaults */ |
284 | dev->deviceGrab.grabTime = currentTime; |
285 | dev->deviceGrab.ActivateGrab = ActivateKeyboardGrab; |
286 | dev->deviceGrab.DeactivateGrab = DeactivateKeyboardGrab; |
287 | dev->deviceGrab.sync.event = calloc(1, sizeof(DeviceEvent)); |
288 | |
289 | XkbSetExtension(dev, ProcessKeyboardEvent); |
290 | |
291 | dev->coreEvents = TRUE1; |
292 | |
293 | /* sprite defaults */ |
294 | dev->spriteInfo = (SpriteInfoPtr) &dev[1]; |
295 | |
296 | /* security creation/labeling check |
297 | */ |
298 | if (XaceHook(XACE_DEVICE_ACCESS3, client, dev, DixCreateAccess(1<<3))) { |
299 | dixFreePrivates(dev->devPrivates, PRIVATE_DEVICE); |
300 | free(dev); |
301 | return NULL((void*)0); |
302 | } |
303 | |
304 | inputInfo.numDevices++; |
305 | |
306 | for (prev = &inputInfo.off_devices; *prev; prev = &(*prev)->next); |
307 | *prev = dev; |
308 | dev->next = NULL((void*)0); |
309 | |
310 | enabled = FALSE0; |
311 | XIChangeDeviceProperty(dev, XIGetKnownProperty(XI_PROP_ENABLED"Device Enabled"), |
312 | XA_INTEGER((Atom) 19), 8, PropModeReplace0, 1, &enabled, FALSE0); |
313 | XISetDevicePropertyDeletable(dev, XIGetKnownProperty(XI_PROP_ENABLED"Device Enabled"), |
314 | FALSE0); |
315 | |
316 | /* unity matrix */ |
317 | memset(transform, 0, sizeof(transform))__builtin___memset_chk (transform, 0, sizeof(transform), __builtin_object_size (transform, 0)); |
318 | transform[0] = transform[4] = transform[8] = 1.0f; |
319 | dev->relative_transform.m[0][0] = 1.0; |
320 | dev->relative_transform.m[1][1] = 1.0; |
321 | dev->relative_transform.m[2][2] = 1.0; |
322 | dev->scale_and_transform = dev->relative_transform; |
323 | |
324 | XIChangeDeviceProperty(dev, XIGetKnownProperty(XI_PROP_TRANSFORM"Coordinate Transformation Matrix"), |
325 | XIGetKnownProperty(XATOM_FLOAT"FLOAT"), 32, |
326 | PropModeReplace0, 9, transform, FALSE0); |
327 | XISetDevicePropertyDeletable(dev, XIGetKnownProperty(XI_PROP_TRANSFORM"Coordinate Transformation Matrix"), |
328 | FALSE0); |
329 | |
330 | XIRegisterPropertyHandler(dev, DeviceSetProperty, NULL((void*)0), NULL((void*)0)); |
331 | |
332 | return dev; |
333 | } |
334 | |
335 | void |
336 | SendDevicePresenceEvent(int deviceid, int type) |
337 | { |
338 | DeviceIntRec dummyDev = { .id = XIAllDevices0 }; |
339 | devicePresenceNotify ev = { |
340 | .type = DevicePresenceNotify, |
341 | .time = currentTime.milliseconds, |
342 | .devchange = type, |
343 | .deviceid = deviceid |
344 | }; |
345 | |
346 | SendEventToAllWindows(&dummyDev, DevicePresenceNotifyMask, |
347 | (xEvent *) &ev, 1); |
348 | } |
349 | |
350 | /** |
351 | * Enable the device through the driver, add the device to the device list. |
352 | * Switch device ON through the driver and push it onto the global device |
353 | * list. Initialize the DIX sprite or pair the device. All clients are |
354 | * notified about the device being enabled. |
355 | * |
356 | * A master pointer device needs to be enabled before a master keyboard |
357 | * device. |
358 | * |
359 | * @param The device to be enabled. |
360 | * @param sendevent True if an XI2 event should be sent. |
361 | * @return TRUE on success or FALSE otherwise. |
362 | */ |
363 | Bool |
364 | EnableDevice(DeviceIntPtr dev, BOOL sendevent) |
365 | { |
366 | DeviceIntPtr *prev; |
367 | int ret; |
368 | DeviceIntPtr other; |
369 | BOOL enabled; |
370 | int flags[MAXDEVICES40] = { 0 }; |
371 | |
372 | for (prev = &inputInfo.off_devices; |
373 | *prev && (*prev != dev); prev = &(*prev)->next); |
374 | |
375 | if (!dev->spriteInfo->sprite) { |
376 | if (IsMaster(dev)) { |
377 | /* Sprites appear on first root window, so we can hardcode it */ |
378 | if (dev->spriteInfo->spriteOwner) { |
379 | InitializeSprite(dev, screenInfo.screens[0]->root); |
380 | /* mode doesn't matter */ |
381 | EnterWindow(dev, screenInfo.screens[0]->root, NotifyAncestor0); |
382 | } |
383 | else { |
384 | other = NextFreePointerDevice(); |
385 | BUG_RETURN_VAL_MSG(other == NULL, FALSE,do { if (other == ((void*)0)) { do { if (other == ((void*)0)) { ErrorFSigSafe("BUG: triggered 'if (" "other == ((void*)0)" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "devices.c", 386 , __func__); if (1) ErrorFSigSafe("[dix] cannot find pointer to pair with.\n" ); xorg_backtrace(); } } while(0); return (0); } } while(0) |
386 | "[dix] cannot find pointer to pair with.\n")do { if (other == ((void*)0)) { do { if (other == ((void*)0)) { ErrorFSigSafe("BUG: triggered 'if (" "other == ((void*)0)" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "devices.c", 386 , __func__); if (1) ErrorFSigSafe("[dix] cannot find pointer to pair with.\n" ); xorg_backtrace(); } } while(0); return (0); } } while(0); |
387 | PairDevices(other, dev); |
388 | } |
389 | } |
390 | else { |
391 | if (dev->coreEvents) |
392 | other = (IsPointerDevice(dev)) ? inputInfo.pointer: |
393 | inputInfo.keyboard; |
394 | else |
395 | other = NULL((void*)0); /* auto-float non-core devices */ |
396 | AttachDevice(NULL((void*)0), dev, other); |
397 | } |
398 | } |
399 | |
400 | if ((*prev != dev) || !dev->inited || |
401 | ((ret = (*dev->deviceProc) (dev, DEVICE_ON1)) != Success0)) { |
402 | ErrorF("[dix] couldn't enable device %d\n", dev->id); |
403 | return FALSE0; |
404 | } |
405 | dev->enabled = TRUE1; |
406 | *prev = dev->next; |
407 | |
408 | for (prev = &inputInfo.devices; *prev; prev = &(*prev)->next); |
409 | *prev = dev; |
410 | dev->next = NULL((void*)0); |
411 | |
412 | enabled = TRUE1; |
413 | XIChangeDeviceProperty(dev, XIGetKnownProperty(XI_PROP_ENABLED"Device Enabled"), |
414 | XA_INTEGER((Atom) 19), 8, PropModeReplace0, 1, &enabled, TRUE1); |
415 | |
416 | SendDevicePresenceEvent(dev->id, DeviceEnabled2); |
417 | if (sendevent) { |
418 | flags[dev->id] |= XIDeviceEnabled(1 << 6); |
419 | XISendDeviceHierarchyEvent(flags); |
420 | } |
421 | |
422 | if (!IsMaster(dev) && !IsFloating(dev)) |
423 | XkbPushLockedStateToSlaves(GetMaster(dev, MASTER_KEYBOARD2), 0, 0); |
424 | RecalculateMasterButtons(dev); |
425 | |
426 | /* initialise an idle timer for this device*/ |
427 | dev->idle_counter = SyncInitDeviceIdleTime(dev); |
428 | |
429 | return TRUE1; |
430 | } |
431 | |
432 | |
433 | /** |
434 | * Switch a device off through the driver and push it onto the off_devices |
435 | * list. A device will not send events while disabled. All clients are |
436 | * notified about the device being disabled. |
437 | * |
438 | * Master keyboard devices have to be disabled before master pointer devices |
439 | * otherwise things turn bad. |
440 | * |
441 | * @param sendevent True if an XI2 event should be sent. |
442 | * @return TRUE on success or FALSE otherwise. |
443 | */ |
444 | Bool |
445 | DisableDevice(DeviceIntPtr dev, BOOL sendevent) |
446 | { |
447 | DeviceIntPtr *prev, other; |
448 | BOOL enabled; |
449 | int flags[MAXDEVICES40] = { 0 }; |
450 | |
451 | if (!dev->enabled) |
452 | return TRUE1; |
453 | |
454 | for (prev = &inputInfo.devices; |
455 | *prev && (*prev != dev); prev = &(*prev)->next); |
456 | if (*prev != dev) |
457 | return FALSE0; |
458 | |
459 | TouchEndPhysicallyActiveTouches(dev); |
460 | ReleaseButtonsAndKeys(dev); |
461 | SyncRemoveDeviceIdleTime(dev->idle_counter); |
462 | dev->idle_counter = NULL((void*)0); |
463 | |
464 | /* float attached devices */ |
465 | if (IsMaster(dev)) { |
466 | for (other = inputInfo.devices; other; other = other->next) { |
467 | if (!IsMaster(other) && GetMaster(other, MASTER_ATTACHED4) == dev) { |
468 | AttachDevice(NULL((void*)0), other, NULL((void*)0)); |
469 | flags[other->id] |= XISlaveDetached(1 << 5); |
470 | } |
471 | } |
472 | } |
473 | else { |
474 | for (other = inputInfo.devices; other; other = other->next) { |
475 | if (IsMaster(other) && other->lastSlave == dev) |
476 | other->lastSlave = NULL((void*)0); |
477 | } |
478 | } |
479 | |
480 | if (IsMaster(dev) && dev->spriteInfo->sprite) { |
481 | for (other = inputInfo.devices; other; other = other->next) |
482 | if (other->spriteInfo->paired == dev && !other->spriteInfo->spriteOwner) |
483 | DisableDevice(other, sendevent); |
484 | } |
485 | |
486 | if (dev->spriteInfo->paired) |
487 | dev->spriteInfo->paired = NULL((void*)0); |
488 | |
489 | (void) (*dev->deviceProc) (dev, DEVICE_OFF2); |
490 | dev->enabled = FALSE0; |
491 | |
492 | FreeSprite(dev); |
493 | |
494 | /* now that the device is disabled, we can reset the signal handler's |
495 | * last.slave */ |
496 | OsBlockSignals(); |
497 | for (other = inputInfo.devices; other; other = other->next) { |
498 | if (other->last.slave == dev) |
499 | other->last.slave = NULL((void*)0); |
500 | } |
501 | OsReleaseSignals(); |
502 | |
503 | LeaveWindow(dev); |
504 | SetFocusOut(dev); |
505 | |
506 | *prev = dev->next; |
507 | dev->next = inputInfo.off_devices; |
508 | inputInfo.off_devices = dev; |
509 | |
510 | enabled = FALSE0; |
511 | XIChangeDeviceProperty(dev, XIGetKnownProperty(XI_PROP_ENABLED"Device Enabled"), |
512 | XA_INTEGER((Atom) 19), 8, PropModeReplace0, 1, &enabled, TRUE1); |
513 | |
514 | SendDevicePresenceEvent(dev->id, DeviceDisabled3); |
515 | if (sendevent) { |
516 | flags[dev->id] = XIDeviceDisabled(1 << 7); |
517 | XISendDeviceHierarchyEvent(flags); |
518 | } |
519 | |
520 | RecalculateMasterButtons(dev); |
521 | |
522 | return TRUE1; |
523 | } |
524 | |
525 | void |
526 | DisableAllDevices(void) |
527 | { |
528 | DeviceIntPtr dev, tmp; |
529 | |
530 | /* Disable slave devices first, excluding XTest devices */ |
531 | nt_list_for_each_entry_safe(dev, tmp, inputInfo.devices, next)for (dev = inputInfo.devices, tmp = (dev) ? (dev)->next : ( (void*)0); dev; dev = tmp, tmp = (tmp) ? (tmp)->next: ((void *)0)) { |
532 | if (!IsXTestDevice(dev, NULL((void*)0)) && !IsMaster(dev)) |
533 | DisableDevice(dev, FALSE0); |
534 | } |
535 | /* Disable XTest devices */ |
536 | nt_list_for_each_entry_safe(dev, tmp, inputInfo.devices, next)for (dev = inputInfo.devices, tmp = (dev) ? (dev)->next : ( (void*)0); dev; dev = tmp, tmp = (tmp) ? (tmp)->next: ((void *)0)) { |
537 | if (!IsMaster(dev)) |
538 | DisableDevice(dev, FALSE0); |
539 | } |
540 | /* master keyboards need to be disabled first */ |
541 | nt_list_for_each_entry_safe(dev, tmp, inputInfo.devices, next)for (dev = inputInfo.devices, tmp = (dev) ? (dev)->next : ( (void*)0); dev; dev = tmp, tmp = (tmp) ? (tmp)->next: ((void *)0)) { |
542 | if (dev->enabled && IsMaster(dev) && IsKeyboardDevice(dev)) |
543 | DisableDevice(dev, FALSE0); |
544 | } |
545 | nt_list_for_each_entry_safe(dev, tmp, inputInfo.devices, next)for (dev = inputInfo.devices, tmp = (dev) ? (dev)->next : ( (void*)0); dev; dev = tmp, tmp = (tmp) ? (tmp)->next: ((void *)0)) { |
546 | if (dev->enabled) |
547 | DisableDevice(dev, FALSE0); |
548 | } |
549 | } |
550 | |
551 | /** |
552 | * Initialise a new device through the driver and tell all clients about the |
553 | * new device. |
554 | * |
555 | * Must be called before EnableDevice. |
556 | * The device will NOT send events until it is enabled! |
557 | * |
558 | * @param sendevent True if an XI2 event should be sent. |
559 | * @return Success or an error code on failure. |
560 | */ |
561 | int |
562 | ActivateDevice(DeviceIntPtr dev, BOOL sendevent) |
563 | { |
564 | int ret = Success0; |
565 | ScreenPtr pScreen = screenInfo.screens[0]; |
566 | |
567 | if (!dev || !dev->deviceProc) |
568 | return BadImplementation17; |
569 | |
570 | ret = (*dev->deviceProc) (dev, DEVICE_INIT0); |
571 | dev->inited = (ret == Success0); |
572 | if (!dev->inited) |
573 | return ret; |
574 | |
575 | /* Initialize memory for sprites. */ |
576 | if (IsMaster(dev) && dev->spriteInfo->spriteOwner) |
577 | if (!pScreen->DeviceCursorInitialize(dev, pScreen)) |
578 | ret = BadAlloc11; |
579 | |
580 | SendDevicePresenceEvent(dev->id, DeviceAdded0); |
581 | if (sendevent) { |
582 | int flags[MAXDEVICES40] = { 0 }; |
583 | flags[dev->id] = XISlaveAdded(1 << 2); |
584 | XISendDeviceHierarchyEvent(flags); |
585 | } |
586 | return ret; |
587 | } |
588 | |
589 | /** |
590 | * Ring the bell. |
591 | * The actual task of ringing the bell is the job of the DDX. |
592 | */ |
593 | static void |
594 | CoreKeyboardBell(int volume, DeviceIntPtr pDev, void *arg, int something) |
595 | { |
596 | KeybdCtrl *ctrl = arg; |
597 | |
598 | DDXRingBell(volume, ctrl->bell_pitch, ctrl->bell_duration); |
599 | } |
600 | |
601 | static void |
602 | CoreKeyboardCtl(DeviceIntPtr pDev, KeybdCtrl * ctrl) |
603 | { |
604 | return; |
605 | } |
606 | |
607 | /** |
608 | * Device control function for the Virtual Core Keyboard. |
609 | */ |
610 | int |
611 | CoreKeyboardProc(DeviceIntPtr pDev, int what) |
612 | { |
613 | |
614 | switch (what) { |
615 | case DEVICE_INIT0: |
616 | if (!InitKeyboardDeviceStruct(pDev, NULL((void*)0), CoreKeyboardBell, |
617 | CoreKeyboardCtl)) { |
618 | ErrorF("Keyboard initialization failed. This could be a missing " |
619 | "or incorrect setup of xkeyboard-config.\n"); |
620 | return BadValue2; |
621 | } |
622 | return Success0; |
623 | |
624 | case DEVICE_ON1: |
625 | case DEVICE_OFF2: |
626 | return Success0; |
627 | |
628 | case DEVICE_CLOSE3: |
629 | return Success0; |
630 | } |
631 | |
632 | return BadMatch8; |
633 | } |
634 | |
635 | /** |
636 | * Device control function for the Virtual Core Pointer. |
637 | */ |
638 | int |
639 | CorePointerProc(DeviceIntPtr pDev, int what) |
640 | { |
641 | #define NBUTTONS 10 |
642 | #define NAXES 2 |
643 | BYTE map[NBUTTONS + 1]; |
644 | int i = 0; |
645 | Atom btn_labels[NBUTTONS] = { 0 }; |
646 | Atom axes_labels[NAXES] = { 0 }; |
647 | ScreenPtr scr = screenInfo.screens[0]; |
648 | |
649 | switch (what) { |
650 | case DEVICE_INIT0: |
651 | for (i = 1; i <= NBUTTONS; i++) |
652 | map[i] = i; |
653 | |
654 | btn_labels[0] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_LEFT"Button Left"); |
655 | btn_labels[1] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_MIDDLE"Button Middle"); |
656 | btn_labels[2] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_RIGHT"Button Right"); |
657 | btn_labels[3] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_WHEEL_UP"Button Wheel Up"); |
658 | btn_labels[4] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_WHEEL_DOWN"Button Wheel Down"); |
659 | btn_labels[5] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_HWHEEL_LEFT"Button Horiz Wheel Left"); |
660 | btn_labels[6] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_HWHEEL_RIGHT"Button Horiz Wheel Right"); |
661 | /* don't know about the rest */ |
662 | |
663 | axes_labels[0] = XIGetKnownProperty(AXIS_LABEL_PROP_REL_X"Rel X"); |
664 | axes_labels[1] = XIGetKnownProperty(AXIS_LABEL_PROP_REL_Y"Rel Y"); |
665 | |
666 | if (!InitPointerDeviceStruct |
667 | ((DevicePtr) pDev, map, NBUTTONS, btn_labels, |
668 | (PtrCtrlProcPtr) NoopDDA, GetMotionHistorySize(), NAXES, |
669 | axes_labels)) { |
670 | ErrorF("Could not initialize device '%s'. Out of memory.\n", |
671 | pDev->name); |
672 | return BadAlloc11; /* IPDS only fails on allocs */ |
673 | } |
674 | /* axisVal is per-screen, last.valuators is desktop-wide */ |
675 | pDev->valuator->axisVal[0] = scr->width / 2; |
676 | pDev->last.valuators[0] = pDev->valuator->axisVal[0] + scr->x; |
677 | pDev->valuator->axisVal[1] = scr->height / 2; |
678 | pDev->last.valuators[1] = pDev->valuator->axisVal[1] + scr->y; |
679 | break; |
680 | |
681 | case DEVICE_CLOSE3: |
682 | break; |
683 | |
684 | default: |
685 | break; |
686 | } |
687 | |
688 | return Success0; |
689 | |
690 | #undef NBUTTONS |
691 | #undef NAXES |
692 | } |
693 | |
694 | /** |
695 | * Initialise the two core devices, VCP and VCK (see events.c). |
696 | * Both devices are not tied to physical devices, but guarantee that there is |
697 | * always a keyboard and a pointer present and keep the protocol semantics. |
698 | * |
699 | * Note that the server MUST have two core devices at all times, even if there |
700 | * is no physical device connected. |
701 | */ |
702 | void |
703 | InitCoreDevices(void) |
704 | { |
705 | if (AllocDevicePair(serverClient, "Virtual core", |
706 | &inputInfo.pointer, &inputInfo.keyboard, |
707 | CorePointerProc, CoreKeyboardProc, TRUE1) != Success0) |
708 | FatalError("Failed to allocate core devices"); |
709 | |
710 | if (ActivateDevice(inputInfo.pointer, TRUE1) != Success0 || |
711 | ActivateDevice(inputInfo.keyboard, TRUE1) != Success0) |
712 | FatalError("Failed to activate core devices."); |
713 | if (!EnableDevice(inputInfo.pointer, TRUE1) || |
714 | !EnableDevice(inputInfo.keyboard, TRUE1)) |
715 | FatalError("Failed to enable core devices."); |
716 | |
717 | InitXTestDevices(); |
718 | } |
719 | |
720 | /** |
721 | * Activate all switched-off devices and then enable all those devices. |
722 | * |
723 | * Will return an error if no core keyboard or core pointer is present. |
724 | * In theory this should never happen if you call InitCoreDevices() first. |
725 | * |
726 | * InitAndStartDevices needs to be called AFTER the windows are initialized. |
727 | * Devices will start sending events after InitAndStartDevices() has |
728 | * completed. |
729 | * |
730 | * @return Success or error code on failure. |
731 | */ |
732 | int |
733 | InitAndStartDevices(void) |
734 | { |
735 | DeviceIntPtr dev, next; |
736 | |
737 | for (dev = inputInfo.off_devices; dev; dev = dev->next) { |
738 | DebugF("(dix) initialising device %d\n", dev->id); |
739 | if (!dev->inited) |
740 | ActivateDevice(dev, TRUE1); |
741 | } |
742 | |
743 | /* enable real devices */ |
744 | for (dev = inputInfo.off_devices; dev; dev = next) { |
745 | DebugF("(dix) enabling device %d\n", dev->id); |
746 | next = dev->next; |
747 | if (dev->inited && dev->startup) |
748 | EnableDevice(dev, TRUE1); |
749 | } |
750 | |
751 | return Success0; |
752 | } |
753 | |
754 | /** |
755 | * Free the given device class and reset the pointer to NULL. |
756 | */ |
757 | static void |
758 | FreeDeviceClass(int type, void **class) |
759 | { |
760 | if (!(*class)) |
761 | return; |
762 | |
763 | switch (type) { |
764 | case KeyClass0: |
765 | { |
766 | KeyClassPtr *k = (KeyClassPtr *) class; |
767 | |
768 | if ((*k)->xkbInfo) { |
769 | XkbFreeInfo((*k)->xkbInfo); |
770 | (*k)->xkbInfo = NULL((void*)0); |
771 | } |
772 | free((*k)); |
773 | break; |
774 | } |
775 | case ButtonClass1: |
776 | { |
777 | ButtonClassPtr *b = (ButtonClassPtr *) class; |
778 | |
779 | free((*b)->xkb_acts); |
780 | free((*b)); |
781 | break; |
782 | } |
783 | case ValuatorClass2: |
784 | { |
785 | ValuatorClassPtr *v = (ValuatorClassPtr *) class; |
786 | |
787 | free((*v)->motion); |
788 | free((*v)); |
789 | break; |
790 | } |
791 | case XITouchClass8: |
792 | { |
793 | TouchClassPtr *t = (TouchClassPtr *) class; |
794 | int i; |
795 | |
796 | for (i = 0; i < (*t)->num_touches; i++) { |
797 | free((*t)->touches[i].sprite.spriteTrace); |
798 | free((*t)->touches[i].listeners); |
799 | free((*t)->touches[i].valuators); |
800 | } |
801 | |
802 | free((*t)->touches); |
803 | free((*t)); |
804 | break; |
805 | } |
806 | case FocusClass5: |
807 | { |
808 | FocusClassPtr *f = (FocusClassPtr *) class; |
809 | |
810 | free((*f)->trace); |
811 | free((*f)); |
812 | break; |
813 | } |
814 | case ProximityClass4: |
815 | { |
816 | ProximityClassPtr *p = (ProximityClassPtr *) class; |
817 | |
818 | free((*p)); |
819 | break; |
820 | } |
821 | } |
822 | *class = NULL((void*)0); |
823 | } |
824 | |
825 | static void |
826 | FreeFeedbackClass(int type, void **class) |
827 | { |
828 | if (!(*class)) |
829 | return; |
830 | |
831 | switch (type) { |
832 | case KbdFeedbackClass0: |
833 | { |
834 | KbdFeedbackPtr *kbdfeed = (KbdFeedbackPtr *) class; |
835 | KbdFeedbackPtr k, knext; |
836 | |
837 | for (k = (*kbdfeed); k; k = knext) { |
838 | knext = k->next; |
839 | if (k->xkb_sli) |
840 | XkbFreeSrvLedInfo(k->xkb_sli); |
841 | free(k); |
842 | } |
843 | break; |
844 | } |
845 | case PtrFeedbackClass1: |
846 | { |
847 | PtrFeedbackPtr *ptrfeed = (PtrFeedbackPtr *) class; |
848 | PtrFeedbackPtr p, pnext; |
849 | |
850 | for (p = (*ptrfeed); p; p = pnext) { |
851 | pnext = p->next; |
852 | free(p); |
853 | } |
854 | break; |
855 | } |
856 | case IntegerFeedbackClass3: |
857 | { |
858 | IntegerFeedbackPtr *intfeed = (IntegerFeedbackPtr *) class; |
859 | IntegerFeedbackPtr i, inext; |
860 | |
861 | for (i = (*intfeed); i; i = inext) { |
862 | inext = i->next; |
863 | free(i); |
864 | } |
865 | break; |
866 | } |
867 | case StringFeedbackClass2: |
868 | { |
869 | StringFeedbackPtr *stringfeed = (StringFeedbackPtr *) class; |
870 | StringFeedbackPtr s, snext; |
871 | |
872 | for (s = (*stringfeed); s; s = snext) { |
873 | snext = s->next; |
874 | free(s->ctrl.symbols_supported); |
875 | free(s->ctrl.symbols_displayed); |
876 | free(s); |
877 | } |
878 | break; |
879 | } |
880 | case BellFeedbackClass5: |
881 | { |
882 | BellFeedbackPtr *bell = (BellFeedbackPtr *) class; |
883 | BellFeedbackPtr b, bnext; |
884 | |
885 | for (b = (*bell); b; b = bnext) { |
886 | bnext = b->next; |
887 | free(b); |
888 | } |
889 | break; |
890 | } |
891 | case LedFeedbackClass4: |
892 | { |
893 | LedFeedbackPtr *leds = (LedFeedbackPtr *) class; |
894 | LedFeedbackPtr l, lnext; |
895 | |
896 | for (l = (*leds); l; l = lnext) { |
897 | lnext = l->next; |
898 | if (l->xkb_sli) |
899 | XkbFreeSrvLedInfo(l->xkb_sli); |
900 | free(l); |
901 | } |
902 | break; |
903 | } |
904 | } |
905 | *class = NULL((void*)0); |
906 | } |
907 | |
908 | static void |
909 | FreeAllDeviceClasses(ClassesPtr classes) |
910 | { |
911 | if (!classes) |
912 | return; |
913 | |
914 | FreeDeviceClass(KeyClass0, (void *) &classes->key); |
915 | FreeDeviceClass(ValuatorClass2, (void *) &classes->valuator); |
916 | FreeDeviceClass(XITouchClass8, (void *) &classes->touch); |
917 | FreeDeviceClass(ButtonClass1, (void *) &classes->button); |
918 | FreeDeviceClass(FocusClass5, (void *) &classes->focus); |
919 | FreeDeviceClass(ProximityClass4, (void *) &classes->proximity); |
920 | |
921 | FreeFeedbackClass(KbdFeedbackClass0, (void *) &classes->kbdfeed); |
922 | FreeFeedbackClass(PtrFeedbackClass1, (void *) &classes->ptrfeed); |
923 | FreeFeedbackClass(IntegerFeedbackClass3, (void *) &classes->intfeed); |
924 | FreeFeedbackClass(StringFeedbackClass2, (void *) &classes->stringfeed); |
925 | FreeFeedbackClass(BellFeedbackClass5, (void *) &classes->bell); |
926 | FreeFeedbackClass(LedFeedbackClass4, (void *) &classes->leds); |
927 | |
928 | } |
929 | |
930 | /** |
931 | * Close down a device and free all resources. |
932 | * Once closed down, the driver will probably not expect you that you'll ever |
933 | * enable it again and free associated structs. If you want the device to just |
934 | * be disabled, DisableDevice(). |
935 | * Don't call this function directly, use RemoveDevice() instead. |
936 | */ |
937 | static void |
938 | CloseDevice(DeviceIntPtr dev) |
939 | { |
940 | ScreenPtr screen = screenInfo.screens[0]; |
941 | ClassesPtr classes; |
942 | int j; |
943 | |
944 | if (!dev) |
945 | return; |
946 | |
947 | XIDeleteAllDeviceProperties(dev); |
948 | |
949 | if (dev->inited) |
950 | (void) (*dev->deviceProc) (dev, DEVICE_CLOSE3); |
951 | |
952 | FreeSprite(dev); |
953 | |
954 | if (IsMaster(dev)) |
955 | screen->DeviceCursorCleanup(dev, screen); |
956 | |
957 | /* free acceleration info */ |
958 | if (dev->valuator && dev->valuator->accelScheme.AccelCleanupProc) |
959 | dev->valuator->accelScheme.AccelCleanupProc(dev); |
960 | |
961 | while (dev->xkb_interest) |
962 | XkbRemoveResourceClient((DevicePtr) dev, dev->xkb_interest->resource); |
963 | |
964 | free(dev->name); |
965 | |
966 | classes = (ClassesPtr) &dev->key; |
967 | FreeAllDeviceClasses(classes); |
968 | |
969 | if (IsMaster(dev)) { |
970 | classes = dev->unused_classes; |
971 | FreeAllDeviceClasses(classes); |
972 | free(classes); |
973 | } |
974 | |
975 | /* a client may have the device set as client pointer */ |
976 | for (j = 0; j < currentMaxClients; j++) { |
977 | if (clients[j] && clients[j]->clientPtr == dev) { |
978 | clients[j]->clientPtr = NULL((void*)0); |
979 | clients[j]->clientPtr = PickPointer(clients[j]); |
980 | } |
981 | } |
982 | |
983 | if (dev->deviceGrab.grab) |
984 | FreeGrab(dev->deviceGrab.grab); |
985 | free(dev->deviceGrab.sync.event); |
986 | free(dev->config_info); /* Allocated in xf86ActivateDevice. */ |
987 | free(dev->last.scroll); |
988 | for (j = 0; j < dev->last.num_touches; j++) |
989 | free(dev->last.touches[j].valuators); |
990 | free(dev->last.touches); |
991 | dev->config_info = NULL((void*)0); |
992 | dixFreePrivates(dev->devPrivates, PRIVATE_DEVICE); |
993 | free(dev); |
994 | } |
995 | |
996 | /** |
997 | * Shut down all devices of one list and free all resources. |
998 | */ |
999 | static |
1000 | void |
1001 | CloseDeviceList(DeviceIntPtr *listHead) |
1002 | { |
1003 | /* Used to mark devices that we tried to free */ |
1004 | Bool freedIds[MAXDEVICES40]; |
1005 | DeviceIntPtr dev; |
1006 | int i; |
1007 | |
1008 | if (listHead == NULL((void*)0)) |
1009 | return; |
1010 | |
1011 | for (i = 0; i < MAXDEVICES40; i++) |
1012 | freedIds[i] = FALSE0; |
1013 | |
1014 | dev = *listHead; |
1015 | while (dev != NULL((void*)0)) { |
1016 | freedIds[dev->id] = TRUE1; |
1017 | DeleteInputDeviceRequest(dev); |
1018 | |
1019 | dev = *listHead; |
1020 | while (dev != NULL((void*)0) && freedIds[dev->id]) |
1021 | dev = dev->next; |
1022 | } |
1023 | } |
1024 | |
1025 | /** |
1026 | * Shut down all devices, free all resources, etc. |
1027 | * Only useful if you're shutting down the server! |
1028 | */ |
1029 | void |
1030 | CloseDownDevices(void) |
1031 | { |
1032 | DeviceIntPtr dev; |
1033 | |
1034 | OsBlockSignals(); |
1035 | |
1036 | /* Float all SDs before closing them. Note that at this point resources |
1037 | * (e.g. cursors) have been freed already, so we can't just call |
1038 | * AttachDevice(NULL, dev, NULL). Instead, we have to forcibly set master |
1039 | * to NULL and pretend nothing happened. |
1040 | */ |
1041 | for (dev = inputInfo.devices; dev; dev = dev->next) { |
1042 | if (!IsMaster(dev) && !IsFloating(dev)) |
1043 | dev->master = NULL((void*)0); |
1044 | } |
1045 | |
1046 | CloseDeviceList(&inputInfo.devices); |
1047 | CloseDeviceList(&inputInfo.off_devices); |
1048 | |
1049 | CloseDevice(inputInfo.pointer); |
1050 | |
1051 | CloseDevice(inputInfo.keyboard); |
1052 | |
1053 | inputInfo.devices = NULL((void*)0); |
1054 | inputInfo.off_devices = NULL((void*)0); |
1055 | inputInfo.keyboard = NULL((void*)0); |
1056 | inputInfo.pointer = NULL((void*)0); |
1057 | |
1058 | XkbDeleteRulesDflts(); |
1059 | XkbDeleteRulesUsed(); |
1060 | |
1061 | OsReleaseSignals(); |
1062 | } |
1063 | |
1064 | /** |
1065 | * Signal all devices that we're in the process of aborting. |
1066 | * This function is called from a signal handler. |
1067 | */ |
1068 | void |
1069 | AbortDevices(void) |
1070 | { |
1071 | DeviceIntPtr dev; |
1072 | nt_list_for_each_entry(dev, inputInfo.devices, next)for (dev = inputInfo.devices; dev; dev = (dev)->next) { |
1073 | if (!IsMaster(dev)) |
1074 | (*dev->deviceProc) (dev, DEVICE_ABORT4); |
1075 | } |
1076 | |
1077 | nt_list_for_each_entry(dev, inputInfo.off_devices, next)for (dev = inputInfo.off_devices; dev; dev = (dev)->next) { |
1078 | if (!IsMaster(dev)) |
1079 | (*dev->deviceProc) (dev, DEVICE_ABORT4); |
1080 | } |
1081 | } |
1082 | |
1083 | /** |
1084 | * Remove the cursor sprite for all devices. This needs to be done before any |
1085 | * resources are freed or any device is deleted. |
1086 | */ |
1087 | void |
1088 | UndisplayDevices(void) |
1089 | { |
1090 | DeviceIntPtr dev; |
1091 | ScreenPtr screen = screenInfo.screens[0]; |
1092 | |
1093 | for (dev = inputInfo.devices; dev; dev = dev->next) |
1094 | screen->DisplayCursor(dev, screen, NullCursor((CursorPtr)((void*)0))); |
1095 | } |
1096 | |
1097 | /** |
1098 | * Remove a device from the device list, closes it and thus frees all |
1099 | * resources. |
1100 | * Removes both enabled and disabled devices and notifies all devices about |
1101 | * the removal of the device. |
1102 | * |
1103 | * No PresenceNotify is sent for device that the client never saw. This can |
1104 | * happen if a malloc fails during the addition of master devices. If |
1105 | * dev->init is FALSE it means the client never received a DeviceAdded event, |
1106 | * so let's not send a DeviceRemoved event either. |
1107 | * |
1108 | * @param sendevent True if an XI2 event should be sent. |
1109 | */ |
1110 | int |
1111 | RemoveDevice(DeviceIntPtr dev, BOOL sendevent) |
1112 | { |
1113 | DeviceIntPtr prev, tmp, next; |
1114 | int ret = BadMatch8; |
1115 | ScreenPtr screen = screenInfo.screens[0]; |
1116 | int deviceid; |
1117 | int initialized; |
1118 | int flags[MAXDEVICES40] = { 0 }; |
1119 | |
1120 | DebugF("(dix) removing device %d\n", dev->id); |
1121 | |
1122 | if (!dev || dev == inputInfo.keyboard || dev == inputInfo.pointer) |
1123 | return BadImplementation17; |
1124 | |
1125 | initialized = dev->inited; |
1126 | deviceid = dev->id; |
1127 | |
1128 | if (initialized) { |
1129 | if (DevHasCursor(dev)) |
1130 | screen->DisplayCursor(dev, screen, NullCursor((CursorPtr)((void*)0))); |
1131 | |
1132 | DisableDevice(dev, sendevent); |
1133 | flags[dev->id] = XIDeviceDisabled(1 << 7); |
1134 | } |
1135 | |
1136 | prev = NULL((void*)0); |
1137 | for (tmp = inputInfo.devices; tmp; (prev = tmp), (tmp = next)) { |
1138 | next = tmp->next; |
1139 | if (tmp == dev) { |
1140 | |
1141 | if (prev == NULL((void*)0)) |
1142 | inputInfo.devices = next; |
1143 | else |
1144 | prev->next = next; |
1145 | |
1146 | flags[tmp->id] = IsMaster(tmp) ? XIMasterRemoved(1 << 1) : XISlaveRemoved(1 << 3); |
1147 | CloseDevice(tmp); |
1148 | ret = Success0; |
1149 | } |
1150 | } |
1151 | |
1152 | prev = NULL((void*)0); |
1153 | for (tmp = inputInfo.off_devices; tmp; (prev = tmp), (tmp = next)) { |
1154 | next = tmp->next; |
1155 | if (tmp == dev) { |
1156 | flags[tmp->id] = IsMaster(tmp) ? XIMasterRemoved(1 << 1) : XISlaveRemoved(1 << 3); |
1157 | CloseDevice(tmp); |
1158 | |
1159 | if (prev == NULL((void*)0)) |
1160 | inputInfo.off_devices = next; |
1161 | else |
1162 | prev->next = next; |
1163 | |
1164 | ret = Success0; |
1165 | } |
1166 | } |
1167 | |
1168 | if (ret == Success0 && initialized) { |
1169 | inputInfo.numDevices--; |
1170 | SendDevicePresenceEvent(deviceid, DeviceRemoved1); |
1171 | if (sendevent) |
1172 | XISendDeviceHierarchyEvent(flags); |
1173 | } |
1174 | |
1175 | return ret; |
1176 | } |
1177 | |
1178 | int |
1179 | NumMotionEvents(void) |
1180 | { |
1181 | /* only called to fill data in initial connection reply. |
1182 | * VCP is ok here, it is the only fixed device we have. */ |
1183 | return inputInfo.pointer->valuator->numMotionEvents; |
1184 | } |
1185 | |
1186 | int |
1187 | dixLookupDevice(DeviceIntPtr *pDev, int id, ClientPtr client, Mask access_mode) |
1188 | { |
1189 | DeviceIntPtr dev; |
1190 | int rc; |
1191 | |
1192 | *pDev = NULL((void*)0); |
1193 | |
1194 | for (dev = inputInfo.devices; dev; dev = dev->next) { |
1195 | if (dev->id == id) |
1196 | goto found; |
1197 | } |
1198 | for (dev = inputInfo.off_devices; dev; dev = dev->next) { |
1199 | if (dev->id == id) |
1200 | goto found; |
1201 | } |
1202 | return BadDevice; |
1203 | |
1204 | found: |
1205 | rc = XaceHook(XACE_DEVICE_ACCESS3, client, dev, access_mode); |
1206 | if (rc == Success0) |
1207 | *pDev = dev; |
1208 | return rc; |
1209 | } |
1210 | |
1211 | void |
1212 | QueryMinMaxKeyCodes(KeyCode *minCode, KeyCode *maxCode) |
1213 | { |
1214 | if (inputInfo.keyboard) { |
1215 | *minCode = inputInfo.keyboard->key->xkbInfo->desc->min_key_code; |
1216 | *maxCode = inputInfo.keyboard->key->xkbInfo->desc->max_key_code; |
1217 | } |
1218 | } |
1219 | |
1220 | Bool |
1221 | InitButtonClassDeviceStruct(DeviceIntPtr dev, int numButtons, Atom *labels, |
1222 | CARD8 *map) |
1223 | { |
1224 | ButtonClassPtr butc; |
1225 | int i; |
1226 | |
1227 | BUG_RETURN_VAL(dev == NULL, FALSE)do { if (dev == ((void*)0)) { do { if (dev == ((void*)0)) { ErrorFSigSafe ("BUG: triggered 'if (" "dev == ((void*)0)" ")'\n"); ErrorFSigSafe ("BUG: %s:%u in %s()\n", "devices.c", 1227, __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace(); } } while(0); return (0); } } while(0); |
1228 | BUG_RETURN_VAL(dev->button != NULL, FALSE)do { if (dev->button != ((void*)0)) { do { if (dev->button != ((void*)0)) { ErrorFSigSafe("BUG: triggered 'if (" "dev->button != ((void*)0)" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "devices.c", 1228 , __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace (); } } while(0); return (0); } } while(0); |
1229 | BUG_RETURN_VAL(numButtons >= MAX_BUTTONS, FALSE)do { if (numButtons >= 256) { do { if (numButtons >= 256 ) { ErrorFSigSafe("BUG: triggered 'if (" "numButtons >= 256" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "devices.c", 1229 , __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace (); } } while(0); return (0); } } while(0); |
1230 | |
1231 | butc = calloc(1, sizeof(ButtonClassRec)); |
1232 | if (!butc) |
1233 | return FALSE0; |
1234 | butc->numButtons = numButtons; |
1235 | butc->sourceid = dev->id; |
1236 | for (i = 1; i <= numButtons; i++) |
1237 | butc->map[i] = map[i]; |
1238 | for (i = numButtons + 1; i < MAP_LENGTH256; i++) |
1239 | butc->map[i] = i; |
1240 | memcpy(butc->labels, labels, numButtons * sizeof(Atom))__builtin___memcpy_chk (butc->labels, labels, numButtons * sizeof(Atom), __builtin_object_size (butc->labels, 0)); |
1241 | dev->button = butc; |
1242 | return TRUE1; |
1243 | } |
1244 | |
1245 | /** |
1246 | * Allocate a valuator class and set up the pointers for the axis values |
1247 | * appropriately. |
1248 | * |
1249 | * @param src If non-NULL, the memory is reallocated from src. If NULL, the |
1250 | * memory is calloc'd. |
1251 | * @parma numAxes Number of axes to allocate. |
1252 | * @return The allocated valuator struct. |
1253 | */ |
1254 | ValuatorClassPtr |
1255 | AllocValuatorClass(ValuatorClassPtr src, int numAxes) |
1256 | { |
1257 | ValuatorClassPtr v; |
1258 | |
1259 | /* force alignment with double */ |
1260 | union align_u { |
1261 | ValuatorClassRec valc; |
1262 | double d; |
1263 | } *align; |
1264 | int size; |
1265 | |
1266 | size = |
1267 | sizeof(union align_u) + numAxes * (sizeof(double) + sizeof(AxisInfo)); |
1268 | align = (union align_u *) realloc(src, size); |
1269 | |
1270 | if (!align) |
1271 | return NULL((void*)0); |
1272 | |
1273 | if (!src) |
1274 | memset(align, 0, size)__builtin___memset_chk (align, 0, size, __builtin_object_size (align, 0)); |
1275 | |
1276 | v = &align->valc; |
1277 | v->numAxes = numAxes; |
1278 | v->axisVal = (double *) (align + 1); |
1279 | v->axes = (AxisInfoPtr) (v->axisVal + numAxes); |
1280 | |
1281 | return v; |
1282 | } |
1283 | |
1284 | Bool |
1285 | InitValuatorClassDeviceStruct(DeviceIntPtr dev, int numAxes, Atom *labels, |
1286 | int numMotionEvents, int mode) |
1287 | { |
1288 | int i; |
1289 | ValuatorClassPtr valc; |
1290 | |
1291 | BUG_RETURN_VAL(dev == NULL, FALSE)do { if (dev == ((void*)0)) { do { if (dev == ((void*)0)) { ErrorFSigSafe ("BUG: triggered 'if (" "dev == ((void*)0)" ")'\n"); ErrorFSigSafe ("BUG: %s:%u in %s()\n", "devices.c", 1291, __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace(); } } while(0); return (0); } } while(0); |
1292 | |
1293 | if (numAxes > MAX_VALUATORS36) { |
1294 | LogMessage(X_WARNING, |
1295 | "Device '%s' has %d axes, only using first %d.\n", |
1296 | dev->name, numAxes, MAX_VALUATORS36); |
1297 | numAxes = MAX_VALUATORS36; |
1298 | } |
1299 | |
1300 | valc = AllocValuatorClass(NULL((void*)0), numAxes); |
1301 | if (!valc) |
1302 | return FALSE0; |
1303 | |
1304 | dev->last.scroll = valuator_mask_new(numAxes); |
1305 | if (!dev->last.scroll) { |
1306 | free(valc); |
1307 | return FALSE0; |
1308 | } |
1309 | |
1310 | valc->sourceid = dev->id; |
1311 | valc->motion = NULL((void*)0); |
1312 | valc->first_motion = 0; |
1313 | valc->last_motion = 0; |
1314 | valc->h_scroll_axis = -1; |
1315 | valc->v_scroll_axis = -1; |
1316 | |
1317 | valc->numMotionEvents = numMotionEvents; |
1318 | valc->motionHintWindow = NullWindow((WindowPtr) 0); |
1319 | |
1320 | if ((mode & OutOfProximity(1L << 1)) && !dev->proximity) |
1321 | InitProximityClassDeviceStruct(dev); |
1322 | |
1323 | dev->valuator = valc; |
1324 | |
1325 | AllocateMotionHistory(dev); |
1326 | |
1327 | for (i = 0; i < numAxes; i++) { |
1328 | InitValuatorAxisStruct(dev, i, labels[i], NO_AXIS_LIMITS-1, |
1329 | NO_AXIS_LIMITS-1, 0, 0, 0, mode); |
1330 | valc->axisVal[i] = 0; |
1331 | } |
1332 | |
1333 | dev->last.numValuators = numAxes; |
1334 | |
1335 | if (IsMaster(dev) || /* do not accelerate master or xtest devices */ |
1336 | IsXTestDevice(dev, NULL((void*)0))) |
1337 | InitPointerAccelerationScheme(dev, PtrAccelNoOp0); |
1338 | else |
1339 | InitPointerAccelerationScheme(dev, PtrAccelDefault1); |
1340 | return TRUE1; |
1341 | } |
1342 | |
1343 | /* global list of acceleration schemes */ |
1344 | ValuatorAccelerationRec pointerAccelerationScheme[] = { |
1345 | {PtrAccelNoOp0, NULL((void*)0), NULL((void*)0), NULL((void*)0), NULL((void*)0)}, |
1346 | {PtrAccelPredictable1, acceleratePointerPredictable, NULL((void*)0), |
1347 | InitPredictableAccelerationScheme, AccelerationDefaultCleanup}, |
1348 | {PtrAccelLightweight2, acceleratePointerLightweight, NULL((void*)0), NULL((void*)0), NULL((void*)0)}, |
1349 | {-1, NULL((void*)0), NULL((void*)0), NULL((void*)0), NULL((void*)0)} /* terminator */ |
1350 | }; |
1351 | |
1352 | /** |
1353 | * install an acceleration scheme. returns TRUE on success, and should not |
1354 | * change anything if unsuccessful. |
1355 | */ |
1356 | Bool |
1357 | InitPointerAccelerationScheme(DeviceIntPtr dev, int scheme) |
1358 | { |
1359 | int x, i = -1; |
1360 | ValuatorClassPtr val; |
1361 | |
1362 | val = dev->valuator; |
1363 | |
1364 | if (!val) |
1365 | return FALSE0; |
1366 | |
1367 | if (IsMaster(dev) && scheme != PtrAccelNoOp0) |
1368 | return FALSE0; |
1369 | |
1370 | for (x = 0; pointerAccelerationScheme[x].number >= 0; x++) { |
1371 | if (pointerAccelerationScheme[x].number == scheme) { |
1372 | i = x; |
1373 | break; |
1374 | } |
1375 | } |
1376 | |
1377 | if (-1 == i) |
1378 | return FALSE0; |
1379 | |
1380 | if (val->accelScheme.AccelCleanupProc) |
1381 | val->accelScheme.AccelCleanupProc(dev); |
1382 | |
1383 | if (pointerAccelerationScheme[i].AccelInitProc) { |
1384 | if (!pointerAccelerationScheme[i].AccelInitProc(dev, |
1385 | &pointerAccelerationScheme[i])) { |
1386 | return FALSE0; |
1387 | } |
1388 | } |
1389 | else { |
1390 | val->accelScheme = pointerAccelerationScheme[i]; |
1391 | } |
1392 | return TRUE1; |
1393 | } |
1394 | |
1395 | Bool |
1396 | InitFocusClassDeviceStruct(DeviceIntPtr dev) |
1397 | { |
1398 | FocusClassPtr focc; |
1399 | |
1400 | BUG_RETURN_VAL(dev == NULL, FALSE)do { if (dev == ((void*)0)) { do { if (dev == ((void*)0)) { ErrorFSigSafe ("BUG: triggered 'if (" "dev == ((void*)0)" ")'\n"); ErrorFSigSafe ("BUG: %s:%u in %s()\n", "devices.c", 1400, __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace(); } } while(0); return (0); } } while(0); |
1401 | BUG_RETURN_VAL(dev->focus != NULL, FALSE)do { if (dev->focus != ((void*)0)) { do { if (dev->focus != ((void*)0)) { ErrorFSigSafe("BUG: triggered 'if (" "dev->focus != ((void*)0)" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "devices.c", 1401 , __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace (); } } while(0); return (0); } } while(0); |
1402 | |
1403 | focc = malloc(sizeof(FocusClassRec)); |
1404 | if (!focc) |
1405 | return FALSE0; |
1406 | focc->win = PointerRootWin((WindowPtr)1L); |
1407 | focc->revert = None0L; |
1408 | focc->time = currentTime; |
1409 | focc->trace = (WindowPtr *) NULL((void*)0); |
1410 | focc->traceSize = 0; |
1411 | focc->traceGood = 0; |
1412 | focc->sourceid = dev->id; |
1413 | dev->focus = focc; |
1414 | return TRUE1; |
1415 | } |
1416 | |
1417 | Bool |
1418 | InitPtrFeedbackClassDeviceStruct(DeviceIntPtr dev, PtrCtrlProcPtr controlProc) |
1419 | { |
1420 | PtrFeedbackPtr feedc; |
1421 | |
1422 | BUG_RETURN_VAL(dev == NULL, FALSE)do { if (dev == ((void*)0)) { do { if (dev == ((void*)0)) { ErrorFSigSafe ("BUG: triggered 'if (" "dev == ((void*)0)" ")'\n"); ErrorFSigSafe ("BUG: %s:%u in %s()\n", "devices.c", 1422, __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace(); } } while(0); return (0); } } while(0); |
1423 | |
1424 | feedc = malloc(sizeof(PtrFeedbackClassRec)); |
1425 | if (!feedc) |
1426 | return FALSE0; |
1427 | feedc->CtrlProc = controlProc; |
1428 | feedc->ctrl = defaultPointerControl; |
1429 | feedc->ctrl.id = 0; |
1430 | if ((feedc->next = dev->ptrfeed)) |
1431 | feedc->ctrl.id = dev->ptrfeed->ctrl.id + 1; |
1432 | dev->ptrfeed = feedc; |
1433 | (*controlProc) (dev, &feedc->ctrl); |
1434 | return TRUE1; |
1435 | } |
1436 | |
1437 | static LedCtrl defaultLedControl = { |
1438 | DEFAULT_LEDS0x0, DEFAULT_LEDS_MASK0xffffffff, 0 |
1439 | }; |
1440 | |
1441 | static BellCtrl defaultBellControl = { |
1442 | DEFAULT_BELL50, |
1443 | DEFAULT_BELL_PITCH400, |
1444 | DEFAULT_BELL_DURATION100, |
1445 | 0 |
1446 | }; |
1447 | |
1448 | static IntegerCtrl defaultIntegerControl = { |
1449 | DEFAULT_INT_RESOLUTION1000, |
1450 | DEFAULT_INT_MIN_VALUE0, |
1451 | DEFAULT_INT_MAX_VALUE100, |
1452 | DEFAULT_INT_DISPLAYED0, |
1453 | 0 |
1454 | }; |
1455 | |
1456 | Bool |
1457 | InitStringFeedbackClassDeviceStruct(DeviceIntPtr dev, |
1458 | StringCtrlProcPtr controlProc, |
1459 | int max_symbols, int num_symbols_supported, |
1460 | KeySym * symbols) |
1461 | { |
1462 | int i; |
1463 | StringFeedbackPtr feedc; |
1464 | |
1465 | BUG_RETURN_VAL(dev == NULL, FALSE)do { if (dev == ((void*)0)) { do { if (dev == ((void*)0)) { ErrorFSigSafe ("BUG: triggered 'if (" "dev == ((void*)0)" ")'\n"); ErrorFSigSafe ("BUG: %s:%u in %s()\n", "devices.c", 1465, __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace(); } } while(0); return (0); } } while(0); |
1466 | |
1467 | feedc = malloc(sizeof(StringFeedbackClassRec)); |
1468 | if (!feedc) |
1469 | return FALSE0; |
1470 | feedc->CtrlProc = controlProc; |
1471 | feedc->ctrl.num_symbols_supported = num_symbols_supported; |
1472 | feedc->ctrl.num_symbols_displayed = 0; |
1473 | feedc->ctrl.max_symbols = max_symbols; |
1474 | feedc->ctrl.symbols_supported = |
1475 | xallocarray(num_symbols_supported, sizeof(KeySym))xreallocarray(((void*)0), (num_symbols_supported), (sizeof(KeySym ))); |
1476 | feedc->ctrl.symbols_displayed = xallocarray(max_symbols, sizeof(KeySym))xreallocarray(((void*)0), (max_symbols), (sizeof(KeySym))); |
1477 | if (!feedc->ctrl.symbols_supported || !feedc->ctrl.symbols_displayed) { |
1478 | free(feedc->ctrl.symbols_supported); |
1479 | free(feedc->ctrl.symbols_displayed); |
1480 | free(feedc); |
1481 | return FALSE0; |
1482 | } |
1483 | for (i = 0; i < num_symbols_supported; i++) |
1484 | *(feedc->ctrl.symbols_supported + i) = *symbols++; |
1485 | for (i = 0; i < max_symbols; i++) |
1486 | *(feedc->ctrl.symbols_displayed + i) = (KeySym) 0; |
1487 | feedc->ctrl.id = 0; |
1488 | if ((feedc->next = dev->stringfeed)) |
1489 | feedc->ctrl.id = dev->stringfeed->ctrl.id + 1; |
1490 | dev->stringfeed = feedc; |
1491 | (*controlProc) (dev, &feedc->ctrl); |
1492 | return TRUE1; |
1493 | } |
1494 | |
1495 | Bool |
1496 | InitBellFeedbackClassDeviceStruct(DeviceIntPtr dev, BellProcPtr bellProc, |
1497 | BellCtrlProcPtr controlProc) |
1498 | { |
1499 | BellFeedbackPtr feedc; |
1500 | |
1501 | BUG_RETURN_VAL(dev == NULL, FALSE)do { if (dev == ((void*)0)) { do { if (dev == ((void*)0)) { ErrorFSigSafe ("BUG: triggered 'if (" "dev == ((void*)0)" ")'\n"); ErrorFSigSafe ("BUG: %s:%u in %s()\n", "devices.c", 1501, __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace(); } } while(0); return (0); } } while(0); |
1502 | |
1503 | feedc = malloc(sizeof(BellFeedbackClassRec)); |
1504 | if (!feedc) |
1505 | return FALSE0; |
1506 | feedc->CtrlProc = controlProc; |
1507 | feedc->BellProc = bellProc; |
1508 | feedc->ctrl = defaultBellControl; |
1509 | feedc->ctrl.id = 0; |
1510 | if ((feedc->next = dev->bell)) |
1511 | feedc->ctrl.id = dev->bell->ctrl.id + 1; |
1512 | dev->bell = feedc; |
1513 | (*controlProc) (dev, &feedc->ctrl); |
1514 | return TRUE1; |
1515 | } |
1516 | |
1517 | Bool |
1518 | InitLedFeedbackClassDeviceStruct(DeviceIntPtr dev, LedCtrlProcPtr controlProc) |
1519 | { |
1520 | LedFeedbackPtr feedc; |
1521 | |
1522 | BUG_RETURN_VAL(dev == NULL, FALSE)do { if (dev == ((void*)0)) { do { if (dev == ((void*)0)) { ErrorFSigSafe ("BUG: triggered 'if (" "dev == ((void*)0)" ")'\n"); ErrorFSigSafe ("BUG: %s:%u in %s()\n", "devices.c", 1522, __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace(); } } while(0); return (0); } } while(0); |
1523 | |
1524 | feedc = malloc(sizeof(LedFeedbackClassRec)); |
1525 | if (!feedc) |
1526 | return FALSE0; |
1527 | feedc->CtrlProc = controlProc; |
1528 | feedc->ctrl = defaultLedControl; |
1529 | feedc->ctrl.id = 0; |
1530 | if ((feedc->next = dev->leds)) |
1531 | feedc->ctrl.id = dev->leds->ctrl.id + 1; |
1532 | feedc->xkb_sli = NULL((void*)0); |
1533 | dev->leds = feedc; |
1534 | (*controlProc) (dev, &feedc->ctrl); |
1535 | return TRUE1; |
1536 | } |
1537 | |
1538 | Bool |
1539 | InitIntegerFeedbackClassDeviceStruct(DeviceIntPtr dev, |
1540 | IntegerCtrlProcPtr controlProc) |
1541 | { |
1542 | IntegerFeedbackPtr feedc; |
1543 | |
1544 | BUG_RETURN_VAL(dev == NULL, FALSE)do { if (dev == ((void*)0)) { do { if (dev == ((void*)0)) { ErrorFSigSafe ("BUG: triggered 'if (" "dev == ((void*)0)" ")'\n"); ErrorFSigSafe ("BUG: %s:%u in %s()\n", "devices.c", 1544, __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace(); } } while(0); return (0); } } while(0); |
1545 | |
1546 | feedc = malloc(sizeof(IntegerFeedbackClassRec)); |
1547 | if (!feedc) |
1548 | return FALSE0; |
1549 | feedc->CtrlProc = controlProc; |
1550 | feedc->ctrl = defaultIntegerControl; |
1551 | feedc->ctrl.id = 0; |
1552 | if ((feedc->next = dev->intfeed)) |
1553 | feedc->ctrl.id = dev->intfeed->ctrl.id + 1; |
1554 | dev->intfeed = feedc; |
1555 | (*controlProc) (dev, &feedc->ctrl); |
1556 | return TRUE1; |
1557 | } |
1558 | |
1559 | Bool |
1560 | InitPointerDeviceStruct(DevicePtr device, CARD8 *map, int numButtons, |
1561 | Atom *btn_labels, PtrCtrlProcPtr controlProc, |
1562 | int numMotionEvents, int numAxes, Atom *axes_labels) |
1563 | { |
1564 | DeviceIntPtr dev = (DeviceIntPtr) device; |
1565 | |
1566 | BUG_RETURN_VAL(dev == NULL, FALSE)do { if (dev == ((void*)0)) { do { if (dev == ((void*)0)) { ErrorFSigSafe ("BUG: triggered 'if (" "dev == ((void*)0)" ")'\n"); ErrorFSigSafe ("BUG: %s:%u in %s()\n", "devices.c", 1566, __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace(); } } while(0); return (0); } } while(0); |
1567 | BUG_RETURN_VAL(dev->button != NULL, FALSE)do { if (dev->button != ((void*)0)) { do { if (dev->button != ((void*)0)) { ErrorFSigSafe("BUG: triggered 'if (" "dev->button != ((void*)0)" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "devices.c", 1567 , __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace (); } } while(0); return (0); } } while(0); |
1568 | BUG_RETURN_VAL(dev->valuator != NULL, FALSE)do { if (dev->valuator != ((void*)0)) { do { if (dev->valuator != ((void*)0)) { ErrorFSigSafe("BUG: triggered 'if (" "dev->valuator != ((void*)0)" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "devices.c", 1568 , __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace (); } } while(0); return (0); } } while(0); |
1569 | BUG_RETURN_VAL(dev->ptrfeed != NULL, FALSE)do { if (dev->ptrfeed != ((void*)0)) { do { if (dev->ptrfeed != ((void*)0)) { ErrorFSigSafe("BUG: triggered 'if (" "dev->ptrfeed != ((void*)0)" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "devices.c", 1569 , __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace (); } } while(0); return (0); } } while(0); |
1570 | |
1571 | return (InitButtonClassDeviceStruct(dev, numButtons, btn_labels, map) && |
1572 | InitValuatorClassDeviceStruct(dev, numAxes, axes_labels, |
1573 | numMotionEvents, Relative0) && |
1574 | InitPtrFeedbackClassDeviceStruct(dev, controlProc)); |
1575 | } |
1576 | |
1577 | /** |
1578 | * Sets up multitouch capabilities on @device. |
1579 | * |
1580 | * @max_touches The maximum number of simultaneous touches, or 0 for unlimited. |
1581 | * @mode The mode of the touch device (XIDirectTouch or XIDependentTouch). |
1582 | * @num_axes The number of touch valuator axes. |
1583 | */ |
1584 | Bool |
1585 | InitTouchClassDeviceStruct(DeviceIntPtr device, unsigned int max_touches, |
1586 | unsigned int mode, unsigned int num_axes) |
1587 | { |
1588 | TouchClassPtr touch; |
1589 | int i; |
1590 | |
1591 | BUG_RETURN_VAL(device == NULL, FALSE)do { if (device == ((void*)0)) { do { if (device == ((void*)0 )) { ErrorFSigSafe("BUG: triggered 'if (" "device == ((void*)0)" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "devices.c", 1591 , __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace (); } } while(0); return (0); } } while(0); |
1592 | BUG_RETURN_VAL(device->touch != NULL, FALSE)do { if (device->touch != ((void*)0)) { do { if (device-> touch != ((void*)0)) { ErrorFSigSafe("BUG: triggered 'if (" "device->touch != ((void*)0)" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "devices.c", 1592 , __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace (); } } while(0); return (0); } } while(0); |
1593 | BUG_RETURN_VAL(device->valuator == NULL, FALSE)do { if (device->valuator == ((void*)0)) { do { if (device ->valuator == ((void*)0)) { ErrorFSigSafe("BUG: triggered 'if (" "device->valuator == ((void*)0)" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n" , "devices.c", 1593, __func__); if (0) ErrorFSigSafe(((void*) 0)); xorg_backtrace(); } } while(0); return (0); } } while(0); |
1594 | |
1595 | /* Check the mode is valid, and at least X and Y axes. */ |
1596 | BUG_RETURN_VAL(mode != XIDirectTouch && mode != XIDependentTouch, FALSE)do { if (mode != 1 && mode != 2) { do { if (mode != 1 && mode != 2) { ErrorFSigSafe("BUG: triggered 'if (" "mode != 1 && mode != 2" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n" , "devices.c", 1596, __func__); if (0) ErrorFSigSafe(((void*) 0)); xorg_backtrace(); } } while(0); return (0); } } while(0); |
1597 | BUG_RETURN_VAL(num_axes < 2, FALSE)do { if (num_axes < 2) { do { if (num_axes < 2) { ErrorFSigSafe ("BUG: triggered 'if (" "num_axes < 2" ")'\n"); ErrorFSigSafe ("BUG: %s:%u in %s()\n", "devices.c", 1597, __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace(); } } while(0); return (0); } } while(0); |
1598 | |
1599 | if (num_axes > MAX_VALUATORS36) { |
1600 | LogMessage(X_WARNING, |
1601 | "Device '%s' has %d touch axes, only using first %d.\n", |
1602 | device->name, num_axes, MAX_VALUATORS36); |
1603 | num_axes = MAX_VALUATORS36; |
Value stored to 'num_axes' is never read | |
1604 | } |
1605 | |
1606 | touch = calloc(1, sizeof(*touch)); |
1607 | if (!touch) |
1608 | return FALSE0; |
1609 | |
1610 | touch->max_touches = max_touches; |
1611 | if (max_touches == 0) |
1612 | max_touches = 5; /* arbitrary number plucked out of the air */ |
1613 | touch->touches = calloc(max_touches, sizeof(*touch->touches)); |
1614 | if (!touch->touches) |
1615 | goto err; |
1616 | touch->num_touches = max_touches; |
1617 | for (i = 0; i < max_touches; i++) |
1618 | TouchInitTouchPoint(touch, device->valuator, i); |
1619 | |
1620 | touch->mode = mode; |
1621 | touch->sourceid = device->id; |
1622 | |
1623 | device->touch = touch; |
1624 | device->last.touches = calloc(max_touches, sizeof(*device->last.touches)); |
1625 | device->last.num_touches = touch->num_touches; |
1626 | for (i = 0; i < touch->num_touches; i++) |
1627 | TouchInitDDXTouchPoint(device, &device->last.touches[i]); |
1628 | |
1629 | return TRUE1; |
1630 | |
1631 | err: |
1632 | for (i = 0; i < touch->num_touches; i++) |
1633 | TouchFreeTouchPoint(device, i); |
1634 | |
1635 | free(touch->touches); |
1636 | free(touch); |
1637 | |
1638 | return FALSE0; |
1639 | } |
1640 | |
1641 | /* |
1642 | * Check if the given buffer contains elements between low (inclusive) and |
1643 | * high (inclusive) only. |
1644 | * |
1645 | * @return TRUE if the device map is invalid, FALSE otherwise. |
1646 | */ |
1647 | Bool |
1648 | BadDeviceMap(BYTE * buff, int length, unsigned low, unsigned high, XID *errval) |
1649 | { |
1650 | int i; |
1651 | |
1652 | for (i = 0; i < length; i++) |
1653 | if (buff[i]) { /* only check non-zero elements */ |
1654 | if ((low > buff[i]) || (high < buff[i])) { |
1655 | *errval = buff[i]; |
1656 | return TRUE1; |
1657 | } |
1658 | } |
1659 | return FALSE0; |
1660 | } |
1661 | |
1662 | int |
1663 | ProcSetModifierMapping(ClientPtr client) |
1664 | { |
1665 | xSetModifierMappingReply rep; |
1666 | int rc; |
1667 | |
1668 | REQUEST(xSetModifierMappingReq)xSetModifierMappingReq *stuff = (xSetModifierMappingReq *)client ->requestBuffer; |
1669 | REQUEST_AT_LEAST_SIZE(xSetModifierMappingReq)if ((sizeof(xSetModifierMappingReq) >> 2) > client-> req_len ) return(16); |
1670 | |
1671 | if (client->req_len != ((stuff->numKeyPerModifier << 1) + |
1672 | bytes_to_int32(sizeof(xSetModifierMappingReq)))) |
1673 | return BadLength16; |
1674 | |
1675 | rep = (xSetModifierMappingReply) { |
1676 | .type = X_Reply1, |
1677 | .sequenceNumber = client->sequence, |
1678 | .length = 0 |
1679 | }; |
1680 | |
1681 | rc = change_modmap(client, PickKeyboard(client), (KeyCode *) &stuff[1], |
1682 | stuff->numKeyPerModifier); |
1683 | if (rc == MappingFailed2 || rc == -1) |
1684 | return BadValue2; |
1685 | if (rc != Success0 && rc != MappingSuccess0 && rc != MappingFailed2 && |
1686 | rc != MappingBusy1) |
1687 | return rc; |
1688 | |
1689 | rep.success = rc; |
1690 | |
1691 | WriteReplyToClient(client, sizeof(xSetModifierMappingReply), &rep){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xSetModifierMappingReply )), &rep); else WriteToClient(client, (int)(sizeof(xSetModifierMappingReply )), (&rep)); }; |
1692 | return Success0; |
1693 | } |
1694 | |
1695 | int |
1696 | ProcGetModifierMapping(ClientPtr client) |
1697 | { |
1698 | xGetModifierMappingReply rep; |
1699 | int max_keys_per_mod = 0; |
1700 | KeyCode *modkeymap = NULL((void*)0); |
1701 | |
1702 | REQUEST_SIZE_MATCH(xReq)if ((sizeof(xReq) >> 2) != client->req_len) return(16 ); |
1703 | |
1704 | generate_modkeymap(client, PickKeyboard(client), &modkeymap, |
1705 | &max_keys_per_mod); |
1706 | |
1707 | rep = (xGetModifierMappingReply) { |
1708 | .type = X_Reply1, |
1709 | .numKeyPerModifier = max_keys_per_mod, |
1710 | .sequenceNumber = client->sequence, |
1711 | /* length counts 4 byte quantities - there are 8 modifiers 1 byte big */ |
1712 | .length = max_keys_per_mod << 1 |
1713 | }; |
1714 | |
1715 | WriteReplyToClient(client, sizeof(xGetModifierMappingReply), &rep){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xGetModifierMappingReply )), &rep); else WriteToClient(client, (int)(sizeof(xGetModifierMappingReply )), (&rep)); }; |
1716 | WriteToClient(client, max_keys_per_mod * 8, modkeymap); |
1717 | |
1718 | free(modkeymap); |
1719 | |
1720 | return Success0; |
1721 | } |
1722 | |
1723 | int |
1724 | ProcChangeKeyboardMapping(ClientPtr client) |
1725 | { |
1726 | REQUEST(xChangeKeyboardMappingReq)xChangeKeyboardMappingReq *stuff = (xChangeKeyboardMappingReq *)client->requestBuffer; |
1727 | unsigned len; |
1728 | KeySymsRec keysyms; |
1729 | DeviceIntPtr pDev, tmp; |
1730 | int rc; |
1731 | |
1732 | REQUEST_AT_LEAST_SIZE(xChangeKeyboardMappingReq)if ((sizeof(xChangeKeyboardMappingReq) >> 2) > client ->req_len ) return(16); |
1733 | |
1734 | len = client->req_len - bytes_to_int32(sizeof(xChangeKeyboardMappingReq)); |
1735 | if (len != (stuff->keyCodes * stuff->keySymsPerKeyCode)) |
1736 | return BadLength16; |
1737 | |
1738 | pDev = PickKeyboard(client); |
1739 | |
1740 | if ((stuff->firstKeyCode < pDev->key->xkbInfo->desc->min_key_code) || |
1741 | (stuff->firstKeyCode > pDev->key->xkbInfo->desc->max_key_code)) { |
1742 | client->errorValue = stuff->firstKeyCode; |
1743 | return BadValue2; |
1744 | |
1745 | } |
1746 | if (((unsigned) (stuff->firstKeyCode + stuff->keyCodes - 1) > |
1747 | pDev->key->xkbInfo->desc->max_key_code) || |
1748 | (stuff->keySymsPerKeyCode == 0)) { |
1749 | client->errorValue = stuff->keySymsPerKeyCode; |
1750 | return BadValue2; |
1751 | } |
1752 | |
1753 | keysyms.minKeyCode = stuff->firstKeyCode; |
1754 | keysyms.maxKeyCode = stuff->firstKeyCode + stuff->keyCodes - 1; |
1755 | keysyms.mapWidth = stuff->keySymsPerKeyCode; |
1756 | keysyms.map = (KeySym *) &stuff[1]; |
1757 | |
1758 | rc = XaceHook(XACE_DEVICE_ACCESS3, client, pDev, DixManageAccess(1<<25)); |
1759 | if (rc != Success0) |
1760 | return rc; |
1761 | |
1762 | XkbApplyMappingChange(pDev, &keysyms, stuff->firstKeyCode, |
1763 | stuff->keyCodes, NULL((void*)0), client); |
1764 | |
1765 | for (tmp = inputInfo.devices; tmp; tmp = tmp->next) { |
1766 | if (IsMaster(tmp) || GetMaster(tmp, MASTER_KEYBOARD2) != pDev) |
1767 | continue; |
1768 | if (!tmp->key) |
1769 | continue; |
1770 | |
1771 | rc = XaceHook(XACE_DEVICE_ACCESS3, client, pDev, DixManageAccess(1<<25)); |
1772 | if (rc != Success0) |
1773 | continue; |
1774 | |
1775 | XkbApplyMappingChange(tmp, &keysyms, stuff->firstKeyCode, |
1776 | stuff->keyCodes, NULL((void*)0), client); |
1777 | } |
1778 | |
1779 | return Success0; |
1780 | } |
1781 | |
1782 | int |
1783 | ProcSetPointerMapping(ClientPtr client) |
1784 | { |
1785 | BYTE *map; |
1786 | int ret; |
1787 | int i, j; |
1788 | DeviceIntPtr ptr = PickPointer(client); |
1789 | xSetPointerMappingReply rep; |
1790 | |
1791 | REQUEST(xSetPointerMappingReq)xSetPointerMappingReq *stuff = (xSetPointerMappingReq *)client ->requestBuffer; |
1792 | REQUEST_AT_LEAST_SIZE(xSetPointerMappingReq)if ((sizeof(xSetPointerMappingReq) >> 2) > client-> req_len ) return(16); |
1793 | |
1794 | if (client->req_len != |
1795 | bytes_to_int32(sizeof(xSetPointerMappingReq) + stuff->nElts)) |
1796 | return BadLength16; |
1797 | |
1798 | rep = (xSetPointerMappingReply) { |
1799 | .type = X_Reply1, |
1800 | .success = MappingSuccess0, |
1801 | .sequenceNumber = client->sequence, |
1802 | .length = 0 |
1803 | }; |
1804 | map = (BYTE *) &stuff[1]; |
1805 | |
1806 | /* So we're bounded here by the number of core buttons. This check |
1807 | * probably wants disabling through XFixes. */ |
1808 | /* MPX: With ClientPointer, we can return the right number of buttons. |
1809 | * Let's just hope nobody changed ClientPointer between GetPointerMapping |
1810 | * and SetPointerMapping |
1811 | */ |
1812 | if (stuff->nElts != ptr->button->numButtons) { |
1813 | client->errorValue = stuff->nElts; |
1814 | return BadValue2; |
1815 | } |
1816 | |
1817 | /* Core protocol specs don't allow for duplicate mappings; this check |
1818 | * almost certainly wants disabling through XFixes too. */ |
1819 | for (i = 0; i < stuff->nElts; i++) { |
1820 | for (j = i + 1; j < stuff->nElts; j++) { |
1821 | if (map[i] && map[i] == map[j]) { |
1822 | client->errorValue = map[i]; |
1823 | return BadValue2; |
1824 | } |
1825 | } |
1826 | } |
1827 | |
1828 | ret = ApplyPointerMapping(ptr, map, stuff->nElts, client); |
1829 | if (ret == MappingBusy1) |
1830 | rep.success = ret; |
1831 | else if (ret == -1) |
1832 | return BadValue2; |
1833 | else if (ret != Success0) |
1834 | return ret; |
1835 | |
1836 | WriteReplyToClient(client, sizeof(xSetPointerMappingReply), &rep){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xSetPointerMappingReply )), &rep); else WriteToClient(client, (int)(sizeof(xSetPointerMappingReply )), (&rep)); }; |
1837 | return Success0; |
1838 | } |
1839 | |
1840 | int |
1841 | ProcGetKeyboardMapping(ClientPtr client) |
1842 | { |
1843 | xGetKeyboardMappingReply rep; |
1844 | DeviceIntPtr kbd = PickKeyboard(client); |
1845 | XkbDescPtr xkb; |
1846 | KeySymsPtr syms; |
1847 | int rc; |
1848 | |
1849 | REQUEST(xGetKeyboardMappingReq)xGetKeyboardMappingReq *stuff = (xGetKeyboardMappingReq *)client ->requestBuffer; |
1850 | REQUEST_SIZE_MATCH(xGetKeyboardMappingReq)if ((sizeof(xGetKeyboardMappingReq) >> 2) != client-> req_len) return(16); |
1851 | |
1852 | rc = XaceHook(XACE_DEVICE_ACCESS3, client, kbd, DixGetAttrAccess(1<<4)); |
1853 | if (rc != Success0) |
1854 | return rc; |
1855 | |
1856 | xkb = kbd->key->xkbInfo->desc; |
1857 | |
1858 | if ((stuff->firstKeyCode < xkb->min_key_code) || |
1859 | (stuff->firstKeyCode > xkb->max_key_code)) { |
1860 | client->errorValue = stuff->firstKeyCode; |
1861 | return BadValue2; |
1862 | } |
1863 | if (stuff->firstKeyCode + stuff->count > xkb->max_key_code + 1) { |
1864 | client->errorValue = stuff->count; |
1865 | return BadValue2; |
1866 | } |
1867 | |
1868 | syms = XkbGetCoreMap(kbd); |
1869 | if (!syms) |
1870 | return BadAlloc11; |
1871 | |
1872 | rep = (xGetKeyboardMappingReply) { |
1873 | .type = X_Reply1, |
1874 | .keySymsPerKeyCode = syms->mapWidth, |
1875 | .sequenceNumber = client->sequence, |
1876 | /* length is a count of 4 byte quantities and KeySyms are 4 bytes */ |
1877 | .length = syms->mapWidth * stuff->count |
1878 | }; |
1879 | WriteReplyToClient(client, sizeof(xGetKeyboardMappingReply), &rep){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xGetKeyboardMappingReply )), &rep); else WriteToClient(client, (int)(sizeof(xGetKeyboardMappingReply )), (&rep)); }; |
1880 | client->pSwapReplyFunc = (ReplySwapPtr) CopySwap32Write; |
1881 | WriteSwappedDataToClient(client,if ((client)->swapped) (*(client)->pSwapReplyFunc)(client , (int)(syms->mapWidth * stuff->count * sizeof(KeySym)) , &syms->map[syms->mapWidth * (stuff->firstKeyCode - syms->minKeyCode)]); else WriteToClient(client, (int)(syms ->mapWidth * stuff->count * sizeof(KeySym)), (&syms ->map[syms->mapWidth * (stuff->firstKeyCode - syms-> minKeyCode)])); |
1882 | syms->mapWidth * stuff->count * sizeof(KeySym),if ((client)->swapped) (*(client)->pSwapReplyFunc)(client , (int)(syms->mapWidth * stuff->count * sizeof(KeySym)) , &syms->map[syms->mapWidth * (stuff->firstKeyCode - syms->minKeyCode)]); else WriteToClient(client, (int)(syms ->mapWidth * stuff->count * sizeof(KeySym)), (&syms ->map[syms->mapWidth * (stuff->firstKeyCode - syms-> minKeyCode)])); |
1883 | &syms->map[syms->mapWidth * (stuff->firstKeyCode -if ((client)->swapped) (*(client)->pSwapReplyFunc)(client , (int)(syms->mapWidth * stuff->count * sizeof(KeySym)) , &syms->map[syms->mapWidth * (stuff->firstKeyCode - syms->minKeyCode)]); else WriteToClient(client, (int)(syms ->mapWidth * stuff->count * sizeof(KeySym)), (&syms ->map[syms->mapWidth * (stuff->firstKeyCode - syms-> minKeyCode)])); |
1884 | syms->minKeyCode)])if ((client)->swapped) (*(client)->pSwapReplyFunc)(client , (int)(syms->mapWidth * stuff->count * sizeof(KeySym)) , &syms->map[syms->mapWidth * (stuff->firstKeyCode - syms->minKeyCode)]); else WriteToClient(client, (int)(syms ->mapWidth * stuff->count * sizeof(KeySym)), (&syms ->map[syms->mapWidth * (stuff->firstKeyCode - syms-> minKeyCode)]));; |
1885 | free(syms->map); |
1886 | free(syms); |
1887 | |
1888 | return Success0; |
1889 | } |
1890 | |
1891 | int |
1892 | ProcGetPointerMapping(ClientPtr client) |
1893 | { |
1894 | xGetPointerMappingReply rep; |
1895 | |
1896 | /* Apps may get different values each time they call GetPointerMapping as |
1897 | * the ClientPointer could change. */ |
1898 | DeviceIntPtr ptr = PickPointer(client); |
1899 | ButtonClassPtr butc = ptr->button; |
1900 | int nElts; |
1901 | int rc; |
1902 | |
1903 | REQUEST_SIZE_MATCH(xReq)if ((sizeof(xReq) >> 2) != client->req_len) return(16 ); |
1904 | |
1905 | rc = XaceHook(XACE_DEVICE_ACCESS3, client, ptr, DixGetAttrAccess(1<<4)); |
1906 | if (rc != Success0) |
1907 | return rc; |
1908 | |
1909 | nElts = (butc) ? butc->numButtons : 0; |
1910 | rep = (xGetPointerMappingReply) { |
1911 | .type = X_Reply1, |
1912 | .nElts = nElts, |
1913 | .sequenceNumber = client->sequence, |
1914 | .length = ((unsigned) nElts + (4 - 1)) / 4 |
1915 | }; |
1916 | WriteReplyToClient(client, sizeof(xGetPointerMappingReply), &rep){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xGetPointerMappingReply )), &rep); else WriteToClient(client, (int)(sizeof(xGetPointerMappingReply )), (&rep)); }; |
1917 | if (butc) |
1918 | WriteToClient(client, nElts, &butc->map[1]); |
1919 | return Success0; |
1920 | } |
1921 | |
1922 | void |
1923 | NoteLedState(DeviceIntPtr keybd, int led, Bool on) |
1924 | { |
1925 | KeybdCtrl *ctrl = &keybd->kbdfeed->ctrl; |
1926 | |
1927 | if (on) |
1928 | ctrl->leds |= ((Leds) 1 << (led - 1)); |
1929 | else |
1930 | ctrl->leds &= ~((Leds) 1 << (led - 1)); |
1931 | } |
1932 | |
1933 | int |
1934 | Ones(unsigned long mask) |
1935 | { /* HACKMEM 169 */ |
1936 | unsigned long y; |
1937 | |
1938 | y = (mask >> 1) & 033333333333; |
1939 | y = mask - y - ((y >> 1) & 033333333333); |
1940 | return (((y + (y >> 3)) & 030707070707) % 077); |
1941 | } |
1942 | |
1943 | static int |
1944 | DoChangeKeyboardControl(ClientPtr client, DeviceIntPtr keybd, XID *vlist, |
1945 | BITS32 vmask) |
1946 | { |
1947 | #define DO_ALL (-1) |
1948 | KeybdCtrl ctrl; |
1949 | int t; |
1950 | int led = DO_ALL; |
1951 | int key = DO_ALL; |
1952 | BITS32 index2; |
1953 | int mask = vmask, i; |
1954 | XkbEventCauseRec cause; |
1955 | |
1956 | ctrl = keybd->kbdfeed->ctrl; |
1957 | while (vmask) { |
1958 | index2 = (BITS32) lowbit(vmask)((vmask) & (~(vmask) + 1)); |
1959 | vmask &= ~index2; |
1960 | switch (index2) { |
1961 | case KBKeyClickPercent(1L<<0): |
1962 | t = (INT8) *vlist; |
1963 | vlist++; |
1964 | if (t == -1) { |
1965 | t = defaultKeyboardControl.click; |
1966 | } |
1967 | else if (t < 0 || t > 100) { |
1968 | client->errorValue = t; |
1969 | return BadValue2; |
1970 | } |
1971 | ctrl.click = t; |
1972 | break; |
1973 | case KBBellPercent(1L<<1): |
1974 | t = (INT8) *vlist; |
1975 | vlist++; |
1976 | if (t == -1) { |
1977 | t = defaultKeyboardControl.bell; |
1978 | } |
1979 | else if (t < 0 || t > 100) { |
1980 | client->errorValue = t; |
1981 | return BadValue2; |
1982 | } |
1983 | ctrl.bell = t; |
1984 | break; |
1985 | case KBBellPitch(1L<<2): |
1986 | t = (INT16) *vlist; |
1987 | vlist++; |
1988 | if (t == -1) { |
1989 | t = defaultKeyboardControl.bell_pitch; |
1990 | } |
1991 | else if (t < 0) { |
1992 | client->errorValue = t; |
1993 | return BadValue2; |
1994 | } |
1995 | ctrl.bell_pitch = t; |
1996 | break; |
1997 | case KBBellDuration(1L<<3): |
1998 | t = (INT16) *vlist; |
1999 | vlist++; |
2000 | if (t == -1) |
2001 | t = defaultKeyboardControl.bell_duration; |
2002 | else if (t < 0) { |
2003 | client->errorValue = t; |
2004 | return BadValue2; |
2005 | } |
2006 | ctrl.bell_duration = t; |
2007 | break; |
2008 | case KBLed(1L<<4): |
2009 | led = (CARD8) *vlist; |
2010 | vlist++; |
2011 | if (led < 1 || led > 32) { |
2012 | client->errorValue = led; |
2013 | return BadValue2; |
2014 | } |
2015 | if (!(mask & KBLedMode(1L<<5))) |
2016 | return BadMatch8; |
2017 | break; |
2018 | case KBLedMode(1L<<5): |
2019 | t = (CARD8) *vlist; |
2020 | vlist++; |
2021 | if (t == LedModeOff0) { |
2022 | if (led == DO_ALL) |
2023 | ctrl.leds = 0x0; |
2024 | else |
2025 | ctrl.leds &= ~(((Leds) (1)) << (led - 1)); |
2026 | } |
2027 | else if (t == LedModeOn1) { |
2028 | if (led == DO_ALL) |
2029 | ctrl.leds = ~0L; |
2030 | else |
2031 | ctrl.leds |= (((Leds) (1)) << (led - 1)); |
2032 | } |
2033 | else { |
2034 | client->errorValue = t; |
2035 | return BadValue2; |
2036 | } |
2037 | |
2038 | XkbSetCauseCoreReq(&cause, X_ChangeKeyboardControl, client){ (&cause)->kc= (&cause)->event= 0, (&cause )->mjr= (102),(&cause)->mnr= (0); (&cause)-> client= (client); }; |
2039 | XkbSetIndicators(keybd, ((led == DO_ALL) ? ~0L : (1L << (led - 1))), |
2040 | ctrl.leds, &cause); |
2041 | ctrl.leds = keybd->kbdfeed->ctrl.leds; |
2042 | |
2043 | break; |
2044 | case KBKey(1L<<6): |
2045 | key = (KeyCode) *vlist; |
2046 | vlist++; |
2047 | if ((KeyCode) key < keybd->key->xkbInfo->desc->min_key_code || |
2048 | (KeyCode) key > keybd->key->xkbInfo->desc->max_key_code) { |
2049 | client->errorValue = key; |
2050 | return BadValue2; |
2051 | } |
2052 | if (!(mask & KBAutoRepeatMode(1L<<7))) |
2053 | return BadMatch8; |
2054 | break; |
2055 | case KBAutoRepeatMode(1L<<7): |
2056 | i = (key >> 3); |
2057 | mask = (1 << (key & 7)); |
2058 | t = (CARD8) *vlist; |
2059 | vlist++; |
2060 | if (key != DO_ALL) |
2061 | XkbDisableComputedAutoRepeats(keybd, key); |
2062 | if (t == AutoRepeatModeOff0) { |
2063 | if (key == DO_ALL) |
2064 | ctrl.autoRepeat = FALSE0; |
2065 | else |
2066 | ctrl.autoRepeats[i] &= ~mask; |
2067 | } |
2068 | else if (t == AutoRepeatModeOn1) { |
2069 | if (key == DO_ALL) |
2070 | ctrl.autoRepeat = TRUE1; |
2071 | else |
2072 | ctrl.autoRepeats[i] |= mask; |
2073 | } |
2074 | else if (t == AutoRepeatModeDefault2) { |
2075 | if (key == DO_ALL) |
2076 | ctrl.autoRepeat = defaultKeyboardControl.autoRepeat; |
2077 | else |
2078 | ctrl.autoRepeats[i] = |
2079 | (ctrl.autoRepeats[i] & ~mask) | |
2080 | (defaultKeyboardControl.autoRepeats[i] & mask); |
2081 | } |
2082 | else { |
2083 | client->errorValue = t; |
2084 | return BadValue2; |
2085 | } |
2086 | break; |
2087 | default: |
2088 | client->errorValue = mask; |
2089 | return BadValue2; |
2090 | } |
2091 | } |
2092 | keybd->kbdfeed->ctrl = ctrl; |
2093 | |
2094 | /* The XKB RepeatKeys control and core protocol global autorepeat */ |
2095 | /* value are linked */ |
2096 | XkbSetRepeatKeys(keybd, key, keybd->kbdfeed->ctrl.autoRepeat); |
2097 | |
2098 | return Success0; |
2099 | |
2100 | #undef DO_ALL |
2101 | } |
2102 | |
2103 | /** |
2104 | * Changes kbd control on the ClientPointer and all attached SDs. |
2105 | */ |
2106 | int |
2107 | ProcChangeKeyboardControl(ClientPtr client) |
2108 | { |
2109 | XID *vlist; |
2110 | BITS32 vmask; |
2111 | int ret = Success0, error = Success0; |
2112 | DeviceIntPtr pDev = NULL((void*)0), keyboard; |
2113 | |
2114 | REQUEST(xChangeKeyboardControlReq)xChangeKeyboardControlReq *stuff = (xChangeKeyboardControlReq *)client->requestBuffer; |
2115 | |
2116 | REQUEST_AT_LEAST_SIZE(xChangeKeyboardControlReq)if ((sizeof(xChangeKeyboardControlReq) >> 2) > client ->req_len ) return(16); |
2117 | |
2118 | vmask = stuff->mask; |
2119 | vlist = (XID *) &stuff[1]; |
2120 | |
2121 | if (client->req_len != |
2122 | (sizeof(xChangeKeyboardControlReq) >> 2) + Ones(vmask)) |
2123 | return BadLength16; |
2124 | |
2125 | keyboard = PickKeyboard(client); |
2126 | |
2127 | for (pDev = inputInfo.devices; pDev; pDev = pDev->next) { |
2128 | if ((pDev == keyboard || |
2129 | (!IsMaster(pDev) && GetMaster(pDev, MASTER_KEYBOARD2) == keyboard)) |
2130 | && pDev->kbdfeed && pDev->kbdfeed->CtrlProc) { |
2131 | ret = XaceHook(XACE_DEVICE_ACCESS3, client, pDev, DixManageAccess(1<<25)); |
2132 | if (ret != Success0) |
2133 | return ret; |
2134 | } |
2135 | } |
2136 | |
2137 | for (pDev = inputInfo.devices; pDev; pDev = pDev->next) { |
2138 | if ((pDev == keyboard || |
2139 | (!IsMaster(pDev) && GetMaster(pDev, MASTER_KEYBOARD2) == keyboard)) |
2140 | && pDev->kbdfeed && pDev->kbdfeed->CtrlProc) { |
2141 | ret = DoChangeKeyboardControl(client, pDev, vlist, vmask); |
2142 | if (ret != Success0) |
2143 | error = ret; |
2144 | } |
2145 | } |
2146 | |
2147 | return error; |
2148 | } |
2149 | |
2150 | int |
2151 | ProcGetKeyboardControl(ClientPtr client) |
2152 | { |
2153 | int rc, i; |
2154 | DeviceIntPtr kbd = PickKeyboard(client); |
2155 | KeybdCtrl *ctrl = &kbd->kbdfeed->ctrl; |
2156 | xGetKeyboardControlReply rep; |
2157 | |
2158 | REQUEST_SIZE_MATCH(xReq)if ((sizeof(xReq) >> 2) != client->req_len) return(16 ); |
2159 | |
2160 | rc = XaceHook(XACE_DEVICE_ACCESS3, client, kbd, DixGetAttrAccess(1<<4)); |
2161 | if (rc != Success0) |
2162 | return rc; |
2163 | |
2164 | rep = (xGetKeyboardControlReply) { |
2165 | .type = X_Reply1, |
2166 | .globalAutoRepeat = ctrl->autoRepeat, |
2167 | .sequenceNumber = client->sequence, |
2168 | .length = 5, |
2169 | .ledMask = ctrl->leds, |
2170 | .keyClickPercent = ctrl->click, |
2171 | .bellPercent = ctrl->bell, |
2172 | .bellPitch = ctrl->bell_pitch, |
2173 | .bellDuration = ctrl->bell_duration |
2174 | }; |
2175 | for (i = 0; i < 32; i++) |
2176 | rep.map[i] = ctrl->autoRepeats[i]; |
2177 | WriteReplyToClient(client, sizeof(xGetKeyboardControlReply), &rep){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xGetKeyboardControlReply )), &rep); else WriteToClient(client, (int)(sizeof(xGetKeyboardControlReply )), (&rep)); }; |
2178 | return Success0; |
2179 | } |
2180 | |
2181 | int |
2182 | ProcBell(ClientPtr client) |
2183 | { |
2184 | DeviceIntPtr dev, keybd = PickKeyboard(client); |
2185 | int base = keybd->kbdfeed->ctrl.bell; |
2186 | int newpercent; |
2187 | int rc; |
2188 | |
2189 | REQUEST(xBellReq)xBellReq *stuff = (xBellReq *)client->requestBuffer; |
2190 | REQUEST_SIZE_MATCH(xBellReq)if ((sizeof(xBellReq) >> 2) != client->req_len) return (16); |
2191 | |
2192 | if (stuff->percent < -100 || stuff->percent > 100) { |
2193 | client->errorValue = stuff->percent; |
2194 | return BadValue2; |
2195 | } |
2196 | |
2197 | newpercent = (base * stuff->percent) / 100; |
2198 | if (stuff->percent < 0) |
2199 | newpercent = base + newpercent; |
2200 | else |
2201 | newpercent = base - newpercent + stuff->percent; |
2202 | |
2203 | for (dev = inputInfo.devices; dev; dev = dev->next) { |
2204 | if ((dev == keybd || |
2205 | (!IsMaster(dev) && GetMaster(dev, MASTER_KEYBOARD2) == keybd)) && |
2206 | ((dev->kbdfeed && dev->kbdfeed->BellProc) || dev->xkb_interest)) { |
2207 | |
2208 | rc = XaceHook(XACE_DEVICE_ACCESS3, client, dev, DixBellAccess(1<<27)); |
2209 | if (rc != Success0) |
2210 | return rc; |
2211 | XkbHandleBell(FALSE0, FALSE0, dev, newpercent, |
2212 | &dev->kbdfeed->ctrl, 0, None0L, NULL((void*)0), client); |
2213 | } |
2214 | } |
2215 | |
2216 | return Success0; |
2217 | } |
2218 | |
2219 | int |
2220 | ProcChangePointerControl(ClientPtr client) |
2221 | { |
2222 | DeviceIntPtr dev, mouse = PickPointer(client); |
2223 | PtrCtrl ctrl; /* might get BadValue part way through */ |
2224 | int rc; |
2225 | |
2226 | REQUEST(xChangePointerControlReq)xChangePointerControlReq *stuff = (xChangePointerControlReq * )client->requestBuffer; |
2227 | REQUEST_SIZE_MATCH(xChangePointerControlReq)if ((sizeof(xChangePointerControlReq) >> 2) != client-> req_len) return(16); |
2228 | |
2229 | ctrl = mouse->ptrfeed->ctrl; |
2230 | if ((stuff->doAccel != xTrue1) && (stuff->doAccel != xFalse0)) { |
2231 | client->errorValue = stuff->doAccel; |
2232 | return BadValue2; |
2233 | } |
2234 | if ((stuff->doThresh != xTrue1) && (stuff->doThresh != xFalse0)) { |
2235 | client->errorValue = stuff->doThresh; |
2236 | return BadValue2; |
2237 | } |
2238 | if (stuff->doAccel) { |
2239 | if (stuff->accelNum == -1) { |
2240 | ctrl.num = defaultPointerControl.num; |
2241 | } |
2242 | else if (stuff->accelNum < 0) { |
2243 | client->errorValue = stuff->accelNum; |
2244 | return BadValue2; |
2245 | } |
2246 | else { |
2247 | ctrl.num = stuff->accelNum; |
2248 | } |
2249 | |
2250 | if (stuff->accelDenum == -1) { |
2251 | ctrl.den = defaultPointerControl.den; |
2252 | } |
2253 | else if (stuff->accelDenum <= 0) { |
2254 | client->errorValue = stuff->accelDenum; |
2255 | return BadValue2; |
2256 | } |
2257 | else { |
2258 | ctrl.den = stuff->accelDenum; |
2259 | } |
2260 | } |
2261 | if (stuff->doThresh) { |
2262 | if (stuff->threshold == -1) { |
2263 | ctrl.threshold = defaultPointerControl.threshold; |
2264 | } |
2265 | else if (stuff->threshold < 0) { |
2266 | client->errorValue = stuff->threshold; |
2267 | return BadValue2; |
2268 | } |
2269 | else { |
2270 | ctrl.threshold = stuff->threshold; |
2271 | } |
2272 | } |
2273 | |
2274 | for (dev = inputInfo.devices; dev; dev = dev->next) { |
2275 | if ((dev == mouse || |
2276 | (!IsMaster(dev) && GetMaster(dev, MASTER_POINTER1) == mouse)) && |
2277 | dev->ptrfeed) { |
2278 | rc = XaceHook(XACE_DEVICE_ACCESS3, client, dev, DixManageAccess(1<<25)); |
2279 | if (rc != Success0) |
2280 | return rc; |
2281 | } |
2282 | } |
2283 | |
2284 | for (dev = inputInfo.devices; dev; dev = dev->next) { |
2285 | if ((dev == mouse || |
2286 | (!IsMaster(dev) && GetMaster(dev, MASTER_POINTER1) == mouse)) && |
2287 | dev->ptrfeed) { |
2288 | dev->ptrfeed->ctrl = ctrl; |
2289 | } |
2290 | } |
2291 | |
2292 | return Success0; |
2293 | } |
2294 | |
2295 | int |
2296 | ProcGetPointerControl(ClientPtr client) |
2297 | { |
2298 | DeviceIntPtr ptr = PickPointer(client); |
2299 | PtrCtrl *ctrl = &ptr->ptrfeed->ctrl; |
2300 | xGetPointerControlReply rep; |
2301 | int rc; |
2302 | |
2303 | REQUEST_SIZE_MATCH(xReq)if ((sizeof(xReq) >> 2) != client->req_len) return(16 ); |
2304 | |
2305 | rc = XaceHook(XACE_DEVICE_ACCESS3, client, ptr, DixGetAttrAccess(1<<4)); |
2306 | if (rc != Success0) |
2307 | return rc; |
2308 | |
2309 | rep = (xGetPointerControlReply) { |
2310 | .type = X_Reply1, |
2311 | .sequenceNumber = client->sequence, |
2312 | .length = 0, |
2313 | .accelNumerator = ctrl->num, |
2314 | .accelDenominator = ctrl->den, |
2315 | .threshold = ctrl->threshold |
2316 | }; |
2317 | WriteReplyToClient(client, sizeof(xGenericReply), &rep){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xGenericReply )), &rep); else WriteToClient(client, (int)(sizeof(xGenericReply )), (&rep)); }; |
2318 | return Success0; |
2319 | } |
2320 | |
2321 | void |
2322 | MaybeStopHint(DeviceIntPtr dev, ClientPtr client) |
2323 | { |
2324 | GrabPtr grab = dev->deviceGrab.grab; |
2325 | |
2326 | if ((grab && SameClient(grab, client)((((grab)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) == (client)-> clientAsMask) && |
2327 | ((grab->eventMask & PointerMotionHintMask(1L<<7)) || |
2328 | (grab->ownerEvents && |
2329 | (EventMaskForClient(dev->valuator->motionHintWindow, client) & |
2330 | PointerMotionHintMask(1L<<7))))) || |
2331 | (!grab && |
2332 | (EventMaskForClient(dev->valuator->motionHintWindow, client) & |
2333 | PointerMotionHintMask(1L<<7)))) |
2334 | dev->valuator->motionHintWindow = NullWindow((WindowPtr) 0); |
2335 | } |
2336 | |
2337 | int |
2338 | ProcGetMotionEvents(ClientPtr client) |
2339 | { |
2340 | WindowPtr pWin; |
2341 | xTimecoord *coords = (xTimecoord *) NULL((void*)0); |
2342 | xGetMotionEventsReply rep; |
2343 | int i, count, xmin, xmax, ymin, ymax, rc; |
2344 | unsigned long nEvents; |
2345 | DeviceIntPtr mouse = PickPointer(client); |
2346 | TimeStamp start, stop; |
2347 | |
2348 | REQUEST(xGetMotionEventsReq)xGetMotionEventsReq *stuff = (xGetMotionEventsReq *)client-> requestBuffer; |
2349 | REQUEST_SIZE_MATCH(xGetMotionEventsReq)if ((sizeof(xGetMotionEventsReq) >> 2) != client->req_len ) return(16); |
2350 | |
2351 | rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess(1<<4)); |
2352 | if (rc != Success0) |
2353 | return rc; |
2354 | rc = XaceHook(XACE_DEVICE_ACCESS3, client, mouse, DixReadAccess(1<<0)); |
2355 | if (rc != Success0) |
2356 | return rc; |
2357 | |
2358 | if (mouse->valuator->motionHintWindow) |
2359 | MaybeStopHint(mouse, client); |
2360 | rep = (xGetMotionEventsReply) { |
2361 | .type = X_Reply1, |
2362 | .sequenceNumber = client->sequence |
2363 | }; |
2364 | nEvents = 0; |
2365 | start = ClientTimeToServerTime(stuff->start); |
2366 | stop = ClientTimeToServerTime(stuff->stop); |
2367 | if ((CompareTimeStamps(start, stop) != LATER1) && |
2368 | (CompareTimeStamps(start, currentTime) != LATER1) && |
2369 | mouse->valuator->numMotionEvents) { |
2370 | if (CompareTimeStamps(stop, currentTime) == LATER1) |
2371 | stop = currentTime; |
2372 | count = GetMotionHistory(mouse, &coords, start.milliseconds, |
2373 | stop.milliseconds, pWin->drawable.pScreen, |
2374 | TRUE1); |
2375 | xmin = pWin->drawable.x - wBorderWidth(pWin)((int) (pWin)->borderWidth); |
2376 | xmax = pWin->drawable.x + (int) pWin->drawable.width + |
2377 | wBorderWidth(pWin)((int) (pWin)->borderWidth); |
2378 | ymin = pWin->drawable.y - wBorderWidth(pWin)((int) (pWin)->borderWidth); |
2379 | ymax = pWin->drawable.y + (int) pWin->drawable.height + |
2380 | wBorderWidth(pWin)((int) (pWin)->borderWidth); |
2381 | for (i = 0; i < count; i++) |
2382 | if ((xmin <= coords[i].x) && (coords[i].x < xmax) && |
2383 | (ymin <= coords[i].y) && (coords[i].y < ymax)) { |
2384 | coords[nEvents].time = coords[i].time; |
2385 | coords[nEvents].x = coords[i].x - pWin->drawable.x; |
2386 | coords[nEvents].y = coords[i].y - pWin->drawable.y; |
2387 | nEvents++; |
2388 | } |
2389 | } |
2390 | rep.length = nEvents * bytes_to_int32(sizeof(xTimecoord)); |
2391 | rep.nEvents = nEvents; |
2392 | WriteReplyToClient(client, sizeof(xGetMotionEventsReply), &rep){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xGetMotionEventsReply )), &rep); else WriteToClient(client, (int)(sizeof(xGetMotionEventsReply )), (&rep)); }; |
2393 | if (nEvents) { |
2394 | client->pSwapReplyFunc = (ReplySwapPtr) SwapTimeCoordWrite; |
2395 | WriteSwappedDataToClient(client, nEvents * sizeof(xTimecoord),if ((client)->swapped) (*(client)->pSwapReplyFunc)(client , (int)(nEvents * sizeof(xTimecoord)), (char *) coords); else WriteToClient(client, (int)(nEvents * sizeof(xTimecoord)), ( (char *) coords)); |
2396 | (char *) coords)if ((client)->swapped) (*(client)->pSwapReplyFunc)(client , (int)(nEvents * sizeof(xTimecoord)), (char *) coords); else WriteToClient(client, (int)(nEvents * sizeof(xTimecoord)), ( (char *) coords));; |
2397 | } |
2398 | free(coords); |
2399 | return Success0; |
2400 | } |
2401 | |
2402 | int |
2403 | ProcQueryKeymap(ClientPtr client) |
2404 | { |
2405 | xQueryKeymapReply rep; |
2406 | int rc, i; |
2407 | DeviceIntPtr keybd = PickKeyboard(client); |
2408 | CARD8 *down = keybd->key->down; |
2409 | |
2410 | REQUEST_SIZE_MATCH(xReq)if ((sizeof(xReq) >> 2) != client->req_len) return(16 ); |
2411 | rep = (xQueryKeymapReply) { |
2412 | .type = X_Reply1, |
2413 | .sequenceNumber = client->sequence, |
2414 | .length = 2 |
2415 | }; |
2416 | |
2417 | rc = XaceHook(XACE_DEVICE_ACCESS3, client, keybd, DixReadAccess(1<<0)); |
2418 | /* If rc is Success, we're allowed to copy out the keymap. |
2419 | * If it's BadAccess, we leave it empty & lie to the client. |
2420 | */ |
2421 | if (rc == Success0) { |
2422 | for (i = 0; i < 32; i++) |
2423 | rep.map[i] = down[i]; |
2424 | } |
2425 | else if (rc != BadAccess10) |
2426 | return rc; |
2427 | |
2428 | WriteReplyToClient(client, sizeof(xQueryKeymapReply), &rep){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xQueryKeymapReply )), &rep); else WriteToClient(client, (int)(sizeof(xQueryKeymapReply )), (&rep)); }; |
2429 | |
2430 | return Success0; |
2431 | } |
2432 | |
2433 | /** |
2434 | * Recalculate the number of buttons for the master device. The number of |
2435 | * buttons on the master device is equal to the number of buttons on the |
2436 | * slave device with the highest number of buttons. |
2437 | */ |
2438 | static void |
2439 | RecalculateMasterButtons(DeviceIntPtr slave) |
2440 | { |
2441 | DeviceIntPtr dev, master; |
2442 | int maxbuttons = 0; |
2443 | |
2444 | if (!slave->button || IsMaster(slave)) |
2445 | return; |
2446 | |
2447 | master = GetMaster(slave, MASTER_POINTER1); |
2448 | if (!master) |
2449 | return; |
2450 | |
2451 | for (dev = inputInfo.devices; dev; dev = dev->next) { |
2452 | if (IsMaster(dev) || |
2453 | GetMaster(dev, MASTER_ATTACHED4) != master || !dev->button) |
2454 | continue; |
2455 | |
2456 | maxbuttons = max(maxbuttons, dev->button->numButtons)(((maxbuttons) > (dev->button->numButtons)) ? (maxbuttons ) : (dev->button->numButtons)); |
2457 | } |
2458 | |
2459 | if (master->button && master->button->numButtons != maxbuttons) { |
2460 | int i; |
2461 | DeviceChangedEvent event = { |
2462 | .header = ET_Internal, |
2463 | .type = ET_DeviceChanged, |
2464 | .time = GetTimeInMillis(), |
2465 | .deviceid = master->id, |
2466 | .flags = DEVCHANGE_POINTER_EVENT0x4 | DEVCHANGE_DEVICE_CHANGE0x10, |
2467 | .buttons.num_buttons = maxbuttons |
2468 | }; |
2469 | |
2470 | master->button->numButtons = maxbuttons; |
2471 | |
2472 | memcpy(&event.buttons.names, master->button->labels, maxbuttons *__builtin___memcpy_chk (&event.buttons.names, master-> button->labels, maxbuttons * sizeof(Atom), __builtin_object_size (&event.buttons.names, 0)) |
2473 | sizeof(Atom))__builtin___memcpy_chk (&event.buttons.names, master-> button->labels, maxbuttons * sizeof(Atom), __builtin_object_size (&event.buttons.names, 0)); |
2474 | |
2475 | if (master->valuator) { |
2476 | event.num_valuators = master->valuator->numAxes; |
2477 | for (i = 0; i < event.num_valuators; i++) { |
2478 | event.valuators[i].min = master->valuator->axes[i].min_value; |
2479 | event.valuators[i].max = master->valuator->axes[i].max_value; |
2480 | event.valuators[i].resolution = |
2481 | master->valuator->axes[i].resolution; |
2482 | event.valuators[i].mode = master->valuator->axes[i].mode; |
2483 | event.valuators[i].name = master->valuator->axes[i].label; |
2484 | } |
2485 | } |
2486 | |
2487 | if (master->key) { |
2488 | event.keys.min_keycode = master->key->xkbInfo->desc->min_key_code; |
2489 | event.keys.max_keycode = master->key->xkbInfo->desc->max_key_code; |
2490 | } |
2491 | |
2492 | XISendDeviceChangedEvent(master, &event); |
2493 | } |
2494 | } |
2495 | |
2496 | /** |
2497 | * Generate release events for all keys/button currently down on this |
2498 | * device. |
2499 | */ |
2500 | void |
2501 | ReleaseButtonsAndKeys(DeviceIntPtr dev) |
2502 | { |
2503 | InternalEvent *eventlist = InitEventList(GetMaximumEventsNum()); |
2504 | ButtonClassPtr b = dev->button; |
2505 | KeyClassPtr k = dev->key; |
2506 | int i, j, nevents; |
2507 | |
2508 | if (!eventlist) /* no release events for you */ |
2509 | return; |
2510 | |
2511 | /* Release all buttons */ |
2512 | for (i = 0; b && i < b->numButtons; i++) { |
2513 | if (BitIsOn(b->down, i)(!!(((const BYTE *) (b->down))[(i)>>3] & (1 << ((i) & 7))))) { |
2514 | nevents = |
2515 | GetPointerEvents(eventlist, dev, ButtonRelease5, i, 0, NULL((void*)0)); |
2516 | for (j = 0; j < nevents; j++) |
2517 | mieqProcessDeviceEvent(dev, &eventlist[j], NULL((void*)0)); |
2518 | } |
2519 | } |
2520 | |
2521 | /* Release all keys */ |
2522 | for (i = 0; k && i < MAP_LENGTH256; i++) { |
2523 | if (BitIsOn(k->down, i)(!!(((const BYTE *) (k->down))[(i)>>3] & (1 << ((i) & 7))))) { |
2524 | nevents = GetKeyboardEvents(eventlist, dev, KeyRelease3, i); |
2525 | for (j = 0; j < nevents; j++) |
2526 | mieqProcessDeviceEvent(dev, &eventlist[j], NULL((void*)0)); |
2527 | } |
2528 | } |
2529 | |
2530 | FreeEventList(eventlist, GetMaximumEventsNum()); |
2531 | } |
2532 | |
2533 | /** |
2534 | * Attach device 'dev' to device 'master'. |
2535 | * Client is set to the client that issued the request, or NULL if it comes |
2536 | * from some internal automatic pairing. |
2537 | * |
2538 | * Master may be NULL to set the device floating. |
2539 | * |
2540 | * We don't allow multi-layer hierarchies right now. You can't attach a slave |
2541 | * to another slave. |
2542 | */ |
2543 | int |
2544 | AttachDevice(ClientPtr client, DeviceIntPtr dev, DeviceIntPtr master) |
2545 | { |
2546 | ScreenPtr screen; |
2547 | |
2548 | if (!dev || IsMaster(dev)) |
2549 | return BadDevice; |
2550 | |
2551 | if (master && !IsMaster(master)) /* can't attach to slaves */ |
2552 | return BadDevice; |
2553 | |
2554 | /* set from floating to floating? */ |
2555 | if (IsFloating(dev) && !master && dev->enabled) |
2556 | return Success0; |
2557 | |
2558 | /* free the existing sprite. */ |
2559 | if (IsFloating(dev) && dev->spriteInfo->paired == dev) { |
2560 | screen = miPointerGetScreen(dev); |
2561 | screen->DeviceCursorCleanup(dev, screen); |
2562 | free(dev->spriteInfo->sprite); |
2563 | } |
2564 | |
2565 | dev->master = master; |
2566 | |
2567 | /* If device is set to floating, we need to create a sprite for it, |
2568 | * otherwise things go bad. However, we don't want to render the cursor, |
2569 | * so we reset spriteOwner. |
2570 | * Sprite has to be forced to NULL first, otherwise InitializeSprite won't |
2571 | * alloc new memory but overwrite the previous one. |
2572 | */ |
2573 | if (!master) { |
2574 | WindowPtr currentRoot; |
2575 | |
2576 | if (dev->spriteInfo->sprite) |
2577 | currentRoot = GetCurrentRootWindow(dev); |
2578 | else /* new device auto-set to floating */ |
2579 | currentRoot = screenInfo.screens[0]->root; |
2580 | |
2581 | /* we need to init a fake sprite */ |
2582 | screen = currentRoot->drawable.pScreen; |
2583 | screen->DeviceCursorInitialize(dev, screen); |
2584 | dev->spriteInfo->sprite = NULL((void*)0); |
2585 | InitializeSprite(dev, currentRoot); |
2586 | dev->spriteInfo->spriteOwner = FALSE0; |
2587 | dev->spriteInfo->paired = dev; |
2588 | } |
2589 | else { |
2590 | dev->spriteInfo->sprite = master->spriteInfo->sprite; |
2591 | dev->spriteInfo->paired = master; |
2592 | dev->spriteInfo->spriteOwner = FALSE0; |
2593 | |
2594 | XkbPushLockedStateToSlaves(GetMaster(dev, MASTER_KEYBOARD2), 0, 0); |
2595 | RecalculateMasterButtons(master); |
2596 | } |
2597 | |
2598 | /* XXX: in theory, the MD should change back to its old, original |
2599 | * classes when the last SD is detached. Thanks to the XTEST devices, |
2600 | * we'll always have an SD attached until the MD is removed. |
2601 | * So let's not worry about that. |
2602 | */ |
2603 | |
2604 | return Success0; |
2605 | } |
2606 | |
2607 | /** |
2608 | * Return the device paired with the given device or NULL. |
2609 | * Returns the device paired with the parent master if the given device is a |
2610 | * slave device. |
2611 | */ |
2612 | DeviceIntPtr |
2613 | GetPairedDevice(DeviceIntPtr dev) |
2614 | { |
2615 | if (!IsMaster(dev) && !IsFloating(dev)) |
2616 | dev = GetMaster(dev, MASTER_ATTACHED4); |
2617 | |
2618 | return dev->spriteInfo->paired; |
2619 | } |
2620 | |
2621 | /** |
2622 | * Returns the requested master for this device. |
2623 | * The return values are: |
2624 | * - MASTER_ATTACHED: the master for this device or NULL for a floating |
2625 | * slave. |
2626 | * - MASTER_KEYBOARD: the master keyboard for this device or NULL for a |
2627 | * floating slave |
2628 | * - MASTER_POINTER: the master pointer for this device or NULL for a |
2629 | * floating slave |
2630 | * - POINTER_OR_FLOAT: the master pointer for this device or the device for |
2631 | * a floating slave |
2632 | * - KEYBOARD_OR_FLOAT: the master keyboard for this device or the device for |
2633 | * a floating slave |
2634 | * |
2635 | * @param which ::MASTER_KEYBOARD or ::MASTER_POINTER, ::MASTER_ATTACHED, |
2636 | * ::POINTER_OR_FLOAT or ::KEYBOARD_OR_FLOAT. |
2637 | * @return The requested master device |
2638 | */ |
2639 | DeviceIntPtr |
2640 | GetMaster(DeviceIntPtr dev, int which) |
2641 | { |
2642 | DeviceIntPtr master; |
2643 | |
2644 | if (IsMaster(dev)) |
2645 | master = dev; |
2646 | else { |
2647 | master = dev->master; |
2648 | if (!master && |
2649 | (which == POINTER_OR_FLOAT6 || which == KEYBOARD_OR_FLOAT5)) |
2650 | return dev; |
2651 | } |
2652 | |
2653 | if (master && which != MASTER_ATTACHED4) { |
2654 | if (which == MASTER_KEYBOARD2 || which == KEYBOARD_OR_FLOAT5) { |
2655 | if (master->type != MASTER_KEYBOARD2) |
2656 | master = GetPairedDevice(master); |
2657 | } |
2658 | else { |
2659 | if (master->type != MASTER_POINTER1) |
2660 | master = GetPairedDevice(master); |
2661 | } |
2662 | } |
2663 | |
2664 | return master; |
2665 | } |
2666 | |
2667 | /** |
2668 | * Create a new device pair (== one pointer, one keyboard device). |
2669 | * Only allocates the devices, you will need to call ActivateDevice() and |
2670 | * EnableDevice() manually. |
2671 | * Either a master or a slave device can be created depending on |
2672 | * the value for master. |
2673 | */ |
2674 | int |
2675 | AllocDevicePair(ClientPtr client, const char *name, |
2676 | DeviceIntPtr *ptr, |
2677 | DeviceIntPtr *keybd, |
2678 | DeviceProc ptr_proc, DeviceProc keybd_proc, Bool master) |
2679 | { |
2680 | DeviceIntPtr pointer; |
2681 | DeviceIntPtr keyboard; |
2682 | char *dev_name; |
2683 | |
2684 | *ptr = *keybd = NULL((void*)0); |
2685 | |
2686 | XkbInitPrivates(); |
2687 | |
2688 | pointer = AddInputDevice(client, ptr_proc, TRUE1); |
2689 | |
2690 | if (!pointer) |
2691 | return BadAlloc11; |
2692 | |
2693 | if (asprintf(&dev_name, "%s pointer", name) == -1) { |
2694 | RemoveDevice(pointer, FALSE0); |
2695 | |
2696 | return BadAlloc11; |
2697 | } |
2698 | pointer->name = dev_name; |
2699 | |
2700 | pointer->public.processInputProc = ProcessOtherEvent; |
2701 | pointer->public.realInputProc = ProcessOtherEvent; |
2702 | XkbSetExtension(pointer, ProcessPointerEvent); |
2703 | pointer->deviceGrab.ActivateGrab = ActivatePointerGrab; |
2704 | pointer->deviceGrab.DeactivateGrab = DeactivatePointerGrab; |
2705 | pointer->coreEvents = TRUE1; |
2706 | pointer->spriteInfo->spriteOwner = TRUE1; |
2707 | |
2708 | pointer->lastSlave = NULL((void*)0); |
2709 | pointer->last.slave = NULL((void*)0); |
2710 | pointer->type = (master) ? MASTER_POINTER1 : SLAVE3; |
2711 | |
2712 | keyboard = AddInputDevice(client, keybd_proc, TRUE1); |
2713 | if (!keyboard) { |
2714 | RemoveDevice(pointer, FALSE0); |
2715 | |
2716 | return BadAlloc11; |
2717 | } |
2718 | |
2719 | if (asprintf(&dev_name, "%s keyboard", name) == -1) { |
2720 | RemoveDevice(keyboard, FALSE0); |
2721 | RemoveDevice(pointer, FALSE0); |
2722 | |
2723 | return BadAlloc11; |
2724 | } |
2725 | keyboard->name = dev_name; |
2726 | |
2727 | keyboard->public.processInputProc = ProcessOtherEvent; |
2728 | keyboard->public.realInputProc = ProcessOtherEvent; |
2729 | XkbSetExtension(keyboard, ProcessKeyboardEvent); |
2730 | keyboard->deviceGrab.ActivateGrab = ActivateKeyboardGrab; |
2731 | keyboard->deviceGrab.DeactivateGrab = DeactivateKeyboardGrab; |
2732 | keyboard->coreEvents = TRUE1; |
2733 | keyboard->spriteInfo->spriteOwner = FALSE0; |
2734 | |
2735 | keyboard->lastSlave = NULL((void*)0); |
2736 | keyboard->last.slave = NULL((void*)0); |
2737 | keyboard->type = (master) ? MASTER_KEYBOARD2 : SLAVE3; |
2738 | |
2739 | /* The ClassesRec stores the device classes currently not used. */ |
2740 | if (IsMaster(pointer)) { |
2741 | pointer->unused_classes = calloc(1, sizeof(ClassesRec)); |
2742 | keyboard->unused_classes = calloc(1, sizeof(ClassesRec)); |
2743 | } |
2744 | |
2745 | *ptr = pointer; |
2746 | |
2747 | *keybd = keyboard; |
2748 | |
2749 | return Success0; |
2750 | } |
2751 | |
2752 | /** |
2753 | * Return Relative or Absolute for the device. |
2754 | */ |
2755 | int |
2756 | valuator_get_mode(DeviceIntPtr dev, int axis) |
2757 | { |
2758 | return (dev->valuator->axes[axis].mode & DeviceMode(1L << 0)); |
2759 | } |
2760 | |
2761 | /** |
2762 | * Set the given mode for the axis. If axis is VALUATOR_MODE_ALL_AXES, then |
2763 | * set the mode for all axes. |
2764 | */ |
2765 | void |
2766 | valuator_set_mode(DeviceIntPtr dev, int axis, int mode) |
2767 | { |
2768 | if (axis != VALUATOR_MODE_ALL_AXES-1) |
2769 | dev->valuator->axes[axis].mode = mode; |
2770 | else { |
2771 | int i; |
2772 | |
2773 | for (i = 0; i < dev->valuator->numAxes; i++) |
2774 | dev->valuator->axes[i].mode = mode; |
2775 | } |
2776 | } |