File: | xkb/xkbActions.c |
Location: | line 780, column 14 |
Description: | Access to field 'flags' results in a dereference of a null pointer (loaded from variable 'pMsg') |
1 | /************************************************************ | |||
2 | Copyright (c) 1993 by Silicon Graphics Computer Systems, Inc. | |||
3 | ||||
4 | Permission to use, copy, modify, and distribute this | |||
5 | software and its documentation for any purpose and without | |||
6 | fee is hereby granted, provided that the above copyright | |||
7 | notice appear in all copies and that both that copyright | |||
8 | notice and this permission notice appear in supporting | |||
9 | documentation, and that the name of Silicon Graphics not be | |||
10 | used in advertising or publicity pertaining to distribution | |||
11 | of the software without specific prior written permission. | |||
12 | Silicon Graphics makes no representation about the suitability | |||
13 | of this software for any purpose. It is provided "as is" | |||
14 | without any express or implied warranty. | |||
15 | ||||
16 | SILICON GRAPHICS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS | |||
17 | SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY | |||
18 | AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON | |||
19 | GRAPHICS BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL | |||
20 | DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, | |||
21 | DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE | |||
22 | OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH | |||
23 | THE USE OR PERFORMANCE OF THIS SOFTWARE. | |||
24 | ||||
25 | ********************************************************/ | |||
26 | ||||
27 | #ifdef HAVE_DIX_CONFIG_H1 | |||
28 | #include <dix-config.h> | |||
29 | #endif | |||
30 | ||||
31 | #include <stdio.h> | |||
32 | #include <math.h> | |||
33 | #include <X11/X.h> | |||
34 | #include <X11/Xproto.h> | |||
35 | #include <X11/keysym.h> | |||
36 | #include "misc.h" | |||
37 | #include "inputstr.h" | |||
38 | #include "exevents.h" | |||
39 | #include "eventstr.h" | |||
40 | #include <xkbsrv.h> | |||
41 | #include "xkb.h" | |||
42 | #include <ctype.h> | |||
43 | #include "mi.h" | |||
44 | #include "mipointer.h" | |||
45 | #include "inpututils.h" | |||
46 | #define EXTENSION_EVENT_BASE64 64 | |||
47 | ||||
48 | DevPrivateKeyRec xkbDevicePrivateKeyRec; | |||
49 | ||||
50 | static void XkbFakePointerMotion(DeviceIntPtr dev, unsigned flags, int x, | |||
51 | int y); | |||
52 | ||||
53 | void | |||
54 | xkbUnwrapProc(DeviceIntPtr device, DeviceHandleProc proc, void *data) | |||
55 | { | |||
56 | xkbDeviceInfoPtr xkbPrivPtr = XKBDEVICEINFO(device)((xkbDeviceInfoPtr)dixLookupPrivate(&(device)->devPrivates , (&xkbDevicePrivateKeyRec))); | |||
57 | ProcessInputProc backupproc; | |||
58 | ||||
59 | if (xkbPrivPtr->unwrapProc) | |||
60 | xkbPrivPtr->unwrapProc = NULL((void*)0); | |||
61 | ||||
62 | UNWRAP_PROCESS_INPUT_PROC(device, xkbPrivPtr, backupproc)backupproc = device->public.realInputProc; if (device-> public.processInputProc == device->public.realInputProc) device ->public.processInputProc = xkbPrivPtr->realInputProc; device ->public.realInputProc = xkbPrivPtr->realInputProc; device ->unwrapProc = xkbPrivPtr->unwrapProc;; | |||
63 | proc(device, data); | |||
64 | COND_WRAP_PROCESS_INPUT_PROC(device, xkbPrivPtr, backupproc, xkbUnwrapProc)if (device->public.processInputProc == device->public.realInputProc ) device->public.processInputProc = backupproc; xkbPrivPtr ->processInputProc = xkbPrivPtr->realInputProc = device ->public.realInputProc; device->public.realInputProc = backupproc ; xkbPrivPtr->unwrapProc = device->unwrapProc; device-> unwrapProc = xkbUnwrapProc;; | |||
65 | } | |||
66 | ||||
67 | Bool | |||
68 | XkbInitPrivates(void) | |||
69 | { | |||
70 | return dixRegisterPrivateKey(&xkbDevicePrivateKeyRec, PRIVATE_DEVICE, | |||
71 | sizeof(xkbDeviceInfoRec)); | |||
72 | } | |||
73 | ||||
74 | void | |||
75 | XkbSetExtension(DeviceIntPtr device, ProcessInputProc proc) | |||
76 | { | |||
77 | xkbDeviceInfoPtr xkbPrivPtr = XKBDEVICEINFO(device)((xkbDeviceInfoPtr)dixLookupPrivate(&(device)->devPrivates , (&xkbDevicePrivateKeyRec))); | |||
78 | ||||
79 | WRAP_PROCESS_INPUT_PROC(device, xkbPrivPtr, proc, xkbUnwrapProc)device->public.processInputProc = proc; xkbPrivPtr->processInputProc = xkbPrivPtr->realInputProc = device->public.realInputProc ; device->public.realInputProc = proc; xkbPrivPtr->unwrapProc = device->unwrapProc; device->unwrapProc = xkbUnwrapProc ;; | |||
80 | } | |||
81 | ||||
82 | /***====================================================================***/ | |||
83 | ||||
84 | static XkbAction | |||
85 | _FixUpAction(XkbDescPtr xkb, XkbAction *act) | |||
86 | { | |||
87 | static XkbAction fake; | |||
88 | ||||
89 | if (XkbIsPtrAction(act)(((act)->type>=0x07)&&((act)->type<=0x0a) ) && | |||
90 | (!(xkb->ctrls->enabled_ctrls & XkbMouseKeysMask(1L << 4)))) { | |||
91 | fake.type = XkbSA_NoAction0x00; | |||
92 | return fake; | |||
93 | } | |||
94 | if (xkb->ctrls->enabled_ctrls & XkbStickyKeysMask(1L << 3)) { | |||
95 | if (act->any.type == XkbSA_SetMods0x01) { | |||
96 | fake.mods.type = XkbSA_LatchMods0x02; | |||
97 | fake.mods.mask = act->mods.mask; | |||
98 | if (XkbAX_NeedOption(xkb->ctrls, XkbAX_LatchToLockMask)((xkb->ctrls)->ax_options&((1L << 7)))) | |||
99 | fake.mods.flags = XkbSA_ClearLocks(1L << 0) | XkbSA_LatchToLock(1L << 1); | |||
100 | else | |||
101 | fake.mods.flags = XkbSA_ClearLocks(1L << 0); | |||
102 | return fake; | |||
103 | } | |||
104 | if (act->any.type == XkbSA_SetGroup0x04) { | |||
105 | fake.group.type = XkbSA_LatchGroup0x05; | |||
106 | if (XkbAX_NeedOption(xkb->ctrls, XkbAX_LatchToLockMask)((xkb->ctrls)->ax_options&((1L << 7)))) | |||
107 | fake.group.flags = XkbSA_ClearLocks(1L << 0) | XkbSA_LatchToLock(1L << 1); | |||
108 | else | |||
109 | fake.group.flags = XkbSA_ClearLocks(1L << 0); | |||
110 | XkbSASetGroup(&fake.group, XkbSAGroup(&act->group))((&fake.group)->group_XXX=((((int) (((&act->group )->group_XXX) & 0x80 ? (((&act->group)->group_XXX ) | (~0xff)) : (((&act->group)->group_XXX) & 0x7f )))))); | |||
111 | return fake; | |||
112 | } | |||
113 | } | |||
114 | return *act; | |||
115 | } | |||
116 | ||||
117 | static XkbAction | |||
118 | XkbGetKeyAction(XkbSrvInfoPtr xkbi, XkbStatePtr xkbState, CARD8 key) | |||
119 | { | |||
120 | int effectiveGroup; | |||
121 | int col; | |||
122 | XkbDescPtr xkb; | |||
123 | XkbKeyTypePtr type; | |||
124 | XkbAction *pActs; | |||
125 | static XkbAction fake; | |||
126 | ||||
127 | xkb = xkbi->desc; | |||
128 | if (!XkbKeyHasActions(xkb, key)(!!(xkb)->server->key_acts[(key)]) || !XkbKeycodeInRange(xkb, key)((key) >= (xkb)->min_key_code && (key) <= (xkb )->max_key_code)) { | |||
129 | fake.type = XkbSA_NoAction0x00; | |||
130 | return fake; | |||
131 | } | |||
132 | pActs = XkbKeyActionsPtr(xkb, key)((&((xkb)->server)->acts[((xkb)->server)->key_acts [((key))]])); | |||
133 | col = 0; | |||
134 | ||||
135 | effectiveGroup = XkbGetEffectiveGroup(xkbi, xkbState, key); | |||
136 | if (effectiveGroup != XkbGroup1Index0) | |||
137 | col += (effectiveGroup * XkbKeyGroupsWidth(xkb, key)((((xkb)->map)->key_sym_map[((key))].width))); | |||
138 | ||||
139 | type = XkbKeyKeyType(xkb, key, effectiveGroup)((&((xkb)->map)->types[((((xkb)->map))->key_sym_map [(((key)))].kt_index[(((effectiveGroup))) & 0x3])])); | |||
140 | if (type->map != NULL((void*)0)) { | |||
141 | register unsigned i, mods; | |||
142 | register XkbKTMapEntryPtr entry; | |||
143 | ||||
144 | mods = xkbState->mods & type->mods.mask; | |||
145 | for (entry = type->map, i = 0; i < type->map_count; i++, entry++) { | |||
146 | if ((entry->active) && (entry->mods.mask == mods)) { | |||
147 | col += entry->level; | |||
148 | break; | |||
149 | } | |||
150 | } | |||
151 | } | |||
152 | if (pActs[col].any.type == XkbSA_NoAction0x00) | |||
153 | return pActs[col]; | |||
154 | fake = _FixUpAction(xkb, &pActs[col]); | |||
155 | return fake; | |||
156 | } | |||
157 | ||||
158 | static XkbAction | |||
159 | XkbGetButtonAction(DeviceIntPtr kbd, DeviceIntPtr dev, int button) | |||
160 | { | |||
161 | XkbAction fake; | |||
162 | ||||
163 | if ((dev->button) && (dev->button->xkb_acts)) { | |||
164 | if (dev->button->xkb_acts[button - 1].any.type != XkbSA_NoAction0x00) { | |||
165 | fake = _FixUpAction(kbd->key->xkbInfo->desc, | |||
166 | &dev->button->xkb_acts[button - 1]); | |||
167 | return fake; | |||
168 | } | |||
169 | } | |||
170 | fake.any.type = XkbSA_NoAction0x00; | |||
171 | return fake; | |||
172 | } | |||
173 | ||||
174 | /***====================================================================***/ | |||
175 | ||||
176 | #define SYNTHETIC_KEYCODE1 1 | |||
177 | #define BTN_ACT_FLAG0x100 0x100 | |||
178 | ||||
179 | static int | |||
180 | _XkbFilterSetState(XkbSrvInfoPtr xkbi, | |||
181 | XkbFilterPtr filter, unsigned keycode, XkbAction *pAction) | |||
182 | { | |||
183 | if (filter->keycode == 0) { /* initial press */ | |||
184 | AccessXCancelRepeatKey(xkbi, keycode); | |||
185 | filter->keycode = keycode; | |||
186 | filter->active = 1; | |||
187 | filter->filterOthers = ((pAction->mods.mask & XkbSA_ClearLocks(1L << 0)) != 0); | |||
188 | filter->priv = 0; | |||
189 | filter->filter = _XkbFilterSetState; | |||
190 | if (pAction->type == XkbSA_SetMods0x01) { | |||
191 | filter->upAction = *pAction; | |||
192 | xkbi->setMods = pAction->mods.mask; | |||
193 | } | |||
194 | else { | |||
195 | xkbi->groupChange = XkbSAGroup(&pAction->group)(((int) (((&pAction->group)->group_XXX) & 0x80 ? (((&pAction->group)->group_XXX) | (~0xff)) : (((& pAction->group)->group_XXX) & 0x7f)))); | |||
196 | if (pAction->group.flags & XkbSA_GroupAbsolute(1L << 2)) | |||
197 | xkbi->groupChange -= xkbi->state.base_group; | |||
198 | filter->upAction = *pAction; | |||
199 | XkbSASetGroup(&filter->upAction.group, xkbi->groupChange)((&filter->upAction.group)->group_XXX=(xkbi->groupChange )); | |||
200 | } | |||
201 | } | |||
202 | else if (filter->keycode == keycode) { | |||
203 | if (filter->upAction.type == XkbSA_SetMods0x01) { | |||
204 | xkbi->clearMods = filter->upAction.mods.mask; | |||
205 | if (filter->upAction.mods.flags & XkbSA_ClearLocks(1L << 0)) { | |||
206 | xkbi->state.locked_mods &= ~filter->upAction.mods.mask; | |||
207 | } | |||
208 | } | |||
209 | else { | |||
210 | if (filter->upAction.group.flags & XkbSA_ClearLocks(1L << 0)) { | |||
211 | xkbi->state.locked_group = 0; | |||
212 | } | |||
213 | xkbi->groupChange = -XkbSAGroup(&filter->upAction.group)(((int) (((&filter->upAction.group)->group_XXX) & 0x80 ? (((&filter->upAction.group)->group_XXX) | ( ~0xff)) : (((&filter->upAction.group)->group_XXX) & 0x7f)))); | |||
214 | } | |||
215 | filter->active = 0; | |||
216 | } | |||
217 | else { | |||
218 | filter->upAction.mods.flags &= ~XkbSA_ClearLocks(1L << 0); | |||
219 | filter->filterOthers = 0; | |||
220 | } | |||
221 | return 1; | |||
222 | } | |||
223 | ||||
224 | #define LATCH_KEY_DOWN1 1 | |||
225 | #define LATCH_PENDING2 2 | |||
226 | ||||
227 | static int | |||
228 | _XkbFilterLatchState(XkbSrvInfoPtr xkbi, | |||
229 | XkbFilterPtr filter, unsigned keycode, XkbAction *pAction) | |||
230 | { | |||
231 | ||||
232 | if (filter->keycode == 0) { /* initial press */ | |||
233 | AccessXCancelRepeatKey(xkbi,keycode); | |||
234 | filter->keycode = keycode; | |||
235 | filter->active = 1; | |||
236 | filter->filterOthers = 1; | |||
237 | filter->priv = LATCH_KEY_DOWN1; | |||
238 | filter->filter = _XkbFilterLatchState; | |||
239 | if (pAction->type == XkbSA_LatchMods0x02) { | |||
240 | filter->upAction = *pAction; | |||
241 | xkbi->setMods = pAction->mods.mask; | |||
242 | } | |||
243 | else { | |||
244 | xkbi->groupChange = XkbSAGroup(&pAction->group)(((int) (((&pAction->group)->group_XXX) & 0x80 ? (((&pAction->group)->group_XXX) | (~0xff)) : (((& pAction->group)->group_XXX) & 0x7f)))); | |||
245 | if (pAction->group.flags & XkbSA_GroupAbsolute(1L << 2)) | |||
246 | xkbi->groupChange -= xkbi->state.base_group; | |||
247 | filter->upAction = *pAction; | |||
248 | XkbSASetGroup(&filter->upAction.group, xkbi->groupChange)((&filter->upAction.group)->group_XXX=(xkbi->groupChange )); | |||
249 | } | |||
250 | } | |||
251 | else if (pAction && (filter->priv == LATCH_PENDING2)) { | |||
252 | if (((1 << pAction->type) & XkbSA_BreakLatch((1<<0x00)|(1<<0x08)|(1<<0x09)| (1<<0x0c )|(1<<0x0d)|(1<<0x0e)| (1<<0x0f)|(1<< 0x10)| (1<<0x11)|(1<<0x12)|(1<<0x13))) != 0) { | |||
253 | filter->active = 0; | |||
254 | /* If one latch is broken, all latches are broken, so it's no use | |||
255 | to find out which particular latch this filter tracks. */ | |||
256 | xkbi->state.latched_mods = 0; | |||
257 | xkbi->state.latched_group = 0; | |||
258 | } | |||
259 | } | |||
260 | else if (filter->keycode == keycode && filter->priv != LATCH_PENDING2){ | |||
261 | /* The test above for LATCH_PENDING skips subsequent releases of the | |||
262 | key after it has been released first time and the latch became | |||
263 | pending. */ | |||
264 | XkbControlsPtr ctrls = xkbi->desc->ctrls; | |||
265 | int needBeep = ((ctrls->enabled_ctrls & XkbStickyKeysMask(1L << 3)) && | |||
266 | XkbAX_NeedFeedback(ctrls, XkbAX_StickyKeysFBMask)((((ctrls))->enabled_ctrls&(1L << 8)) && (((ctrls))->ax_options&(((1L << 5)))))); | |||
267 | ||||
268 | if (filter->upAction.type == XkbSA_LatchMods0x02) { | |||
269 | unsigned char mask = filter->upAction.mods.mask; | |||
270 | unsigned char common; | |||
271 | ||||
272 | xkbi->clearMods = mask; | |||
273 | ||||
274 | /* ClearLocks */ | |||
275 | common = mask & xkbi->state.locked_mods; | |||
276 | if ((filter->upAction.mods.flags & XkbSA_ClearLocks(1L << 0)) && common) { | |||
277 | mask &= ~common; | |||
278 | xkbi->state.locked_mods &= ~common; | |||
279 | if (needBeep) | |||
280 | XkbDDXAccessXBeep(xkbi->device, _BEEP_STICKY_UNLOCK11, | |||
281 | XkbStickyKeysMask(1L << 3)); | |||
282 | } | |||
283 | /* LatchToLock */ | |||
284 | common = mask & xkbi->state.latched_mods; | |||
285 | if ((filter->upAction.mods.flags & XkbSA_LatchToLock(1L << 1)) && common) { | |||
286 | unsigned char newlocked; | |||
287 | ||||
288 | mask &= ~common; | |||
289 | newlocked = common & ~xkbi->state.locked_mods; | |||
290 | if(newlocked){ | |||
291 | xkbi->state.locked_mods |= newlocked; | |||
292 | if (needBeep) | |||
293 | XkbDDXAccessXBeep(xkbi->device, _BEEP_STICKY_LOCK10, | |||
294 | XkbStickyKeysMask(1L << 3)); | |||
295 | ||||
296 | } | |||
297 | xkbi->state.latched_mods &= ~common; | |||
298 | } | |||
299 | /* Latch remaining modifiers, if any. */ | |||
300 | if (mask) { | |||
301 | xkbi->state.latched_mods |= mask; | |||
302 | filter->priv = LATCH_PENDING2; | |||
303 | if (needBeep) | |||
304 | XkbDDXAccessXBeep(xkbi->device, _BEEP_STICKY_LATCH9, | |||
305 | XkbStickyKeysMask(1L << 3)); | |||
306 | } | |||
307 | } | |||
308 | else { | |||
309 | xkbi->groupChange = -XkbSAGroup(&filter->upAction.group)(((int) (((&filter->upAction.group)->group_XXX) & 0x80 ? (((&filter->upAction.group)->group_XXX) | ( ~0xff)) : (((&filter->upAction.group)->group_XXX) & 0x7f)))); | |||
310 | /* ClearLocks */ | |||
311 | if ((filter->upAction.group.flags & XkbSA_ClearLocks(1L << 0)) && | |||
312 | (xkbi->state.locked_group)) { | |||
313 | xkbi->state.locked_group = 0; | |||
314 | if (needBeep) | |||
315 | XkbDDXAccessXBeep(xkbi->device, _BEEP_STICKY_UNLOCK11, | |||
316 | XkbStickyKeysMask(1L << 3)); | |||
317 | } | |||
318 | /* LatchToLock */ | |||
319 | else if ((filter->upAction.group.flags & XkbSA_LatchToLock(1L << 1)) | |||
320 | && (xkbi->state.latched_group)) { | |||
321 | xkbi->state.locked_group += XkbSAGroup(&filter->upAction.group)(((int) (((&filter->upAction.group)->group_XXX) & 0x80 ? (((&filter->upAction.group)->group_XXX) | ( ~0xff)) : (((&filter->upAction.group)->group_XXX) & 0x7f)))); | |||
322 | xkbi->state.latched_group -= XkbSAGroup(&filter->upAction.group)(((int) (((&filter->upAction.group)->group_XXX) & 0x80 ? (((&filter->upAction.group)->group_XXX) | ( ~0xff)) : (((&filter->upAction.group)->group_XXX) & 0x7f)))); | |||
323 | if(XkbSAGroup(&filter->upAction.group)(((int) (((&filter->upAction.group)->group_XXX) & 0x80 ? (((&filter->upAction.group)->group_XXX) | ( ~0xff)) : (((&filter->upAction.group)->group_XXX) & 0x7f)))) && needBeep) | |||
324 | XkbDDXAccessXBeep(xkbi->device, _BEEP_STICKY_LOCK10, | |||
325 | XkbStickyKeysMask(1L << 3)); | |||
326 | } | |||
327 | /* Latch group */ | |||
328 | else if(XkbSAGroup(&filter->upAction.group)(((int) (((&filter->upAction.group)->group_XXX) & 0x80 ? (((&filter->upAction.group)->group_XXX) | ( ~0xff)) : (((&filter->upAction.group)->group_XXX) & 0x7f))))){ | |||
329 | xkbi->state.latched_group += XkbSAGroup(&filter->upAction.group)(((int) (((&filter->upAction.group)->group_XXX) & 0x80 ? (((&filter->upAction.group)->group_XXX) | ( ~0xff)) : (((&filter->upAction.group)->group_XXX) & 0x7f)))); | |||
330 | filter->priv = LATCH_PENDING2; | |||
331 | if (needBeep) | |||
332 | XkbDDXAccessXBeep(xkbi->device, _BEEP_STICKY_LATCH9, | |||
333 | XkbStickyKeysMask(1L << 3)); | |||
334 | } | |||
335 | } | |||
336 | ||||
337 | if (filter->priv != LATCH_PENDING2) | |||
338 | filter->active = 0; | |||
339 | } | |||
340 | else if (pAction && (filter->priv == LATCH_KEY_DOWN1)) { | |||
341 | /* Latch was broken before it became pending: degrade to a | |||
342 | SetMods/SetGroup. */ | |||
343 | if (filter->upAction.type == XkbSA_LatchMods0x02) | |||
344 | filter->upAction.type = XkbSA_SetMods0x01; | |||
345 | else | |||
346 | filter->upAction.type = XkbSA_SetGroup0x04; | |||
347 | filter->filter = _XkbFilterSetState; | |||
348 | filter->priv = 0; | |||
349 | return filter->filter(xkbi, filter, keycode, pAction); | |||
350 | } | |||
351 | return 1; | |||
352 | } | |||
353 | ||||
354 | static int | |||
355 | _XkbFilterLockState(XkbSrvInfoPtr xkbi, | |||
356 | XkbFilterPtr filter, unsigned keycode, XkbAction *pAction) | |||
357 | { | |||
358 | if (filter->keycode == 0) /* initial press */ | |||
359 | AccessXCancelRepeatKey(xkbi, keycode); | |||
360 | ||||
361 | if (pAction && (pAction->type == XkbSA_LockGroup0x06)) { | |||
362 | if (pAction->group.flags & XkbSA_GroupAbsolute(1L << 2)) | |||
363 | xkbi->state.locked_group = XkbSAGroup(&pAction->group)(((int) (((&pAction->group)->group_XXX) & 0x80 ? (((&pAction->group)->group_XXX) | (~0xff)) : (((& pAction->group)->group_XXX) & 0x7f)))); | |||
364 | else | |||
365 | xkbi->state.locked_group += XkbSAGroup(&pAction->group)(((int) (((&pAction->group)->group_XXX) & 0x80 ? (((&pAction->group)->group_XXX) | (~0xff)) : (((& pAction->group)->group_XXX) & 0x7f)))); | |||
366 | return 1; | |||
367 | } | |||
368 | if (filter->keycode == 0) { /* initial press */ | |||
369 | filter->keycode = keycode; | |||
370 | filter->active = 1; | |||
371 | filter->filterOthers = 0; | |||
372 | filter->priv = xkbi->state.locked_mods & pAction->mods.mask; | |||
373 | filter->filter = _XkbFilterLockState; | |||
374 | filter->upAction = *pAction; | |||
375 | if (!(filter->upAction.mods.flags & XkbSA_LockNoLock(1L << 0))) | |||
376 | xkbi->state.locked_mods |= pAction->mods.mask; | |||
377 | xkbi->setMods = pAction->mods.mask; | |||
378 | } | |||
379 | else if (filter->keycode == keycode) { | |||
380 | filter->active = 0; | |||
381 | xkbi->clearMods = filter->upAction.mods.mask; | |||
382 | if (!(filter->upAction.mods.flags & XkbSA_LockNoUnlock(1L << 1))) | |||
383 | xkbi->state.locked_mods &= ~filter->priv; | |||
384 | } | |||
385 | return 1; | |||
386 | } | |||
387 | ||||
388 | #define ISO_KEY_DOWN0 0 | |||
389 | #define NO_ISO_LOCK1 1 | |||
390 | ||||
391 | static int | |||
392 | _XkbFilterISOLock(XkbSrvInfoPtr xkbi, | |||
393 | XkbFilterPtr filter, unsigned keycode, XkbAction *pAction) | |||
394 | { | |||
395 | ||||
396 | if (filter->keycode == 0) { /* initial press */ | |||
397 | CARD8 flags = pAction->iso.flags; | |||
398 | ||||
399 | filter->keycode = keycode; | |||
400 | filter->active = 1; | |||
401 | filter->filterOthers = 1; | |||
402 | filter->priv = ISO_KEY_DOWN0; | |||
403 | filter->upAction = *pAction; | |||
404 | filter->filter = _XkbFilterISOLock; | |||
405 | if (flags & XkbSA_ISODfltIsGroup(1L << 7)) { | |||
406 | xkbi->groupChange = XkbSAGroup(&pAction->iso)(((int) (((&pAction->iso)->group_XXX) & 0x80 ? ( ((&pAction->iso)->group_XXX) | (~0xff)) : (((&pAction ->iso)->group_XXX) & 0x7f)))); | |||
407 | xkbi->setMods = 0; | |||
408 | } | |||
409 | else { | |||
410 | xkbi->setMods = pAction->iso.mask; | |||
411 | xkbi->groupChange = 0; | |||
412 | } | |||
413 | if ((!(flags & XkbSA_ISONoAffectMods(1L << 6))) && (xkbi->state.base_mods)) { | |||
414 | filter->priv = NO_ISO_LOCK1; | |||
415 | xkbi->state.locked_mods ^= xkbi->state.base_mods; | |||
416 | } | |||
417 | if ((!(flags & XkbSA_ISONoAffectGroup(1L << 5))) && (xkbi->state.base_group)) { | |||
418 | /* 6/22/93 (ef) -- lock groups if group key is down first */ | |||
419 | } | |||
420 | if (!(flags & XkbSA_ISONoAffectPtr(1L << 4))) { | |||
421 | /* 6/22/93 (ef) -- lock mouse buttons if they're down */ | |||
422 | } | |||
423 | } | |||
424 | else if (filter->keycode == keycode) { | |||
425 | CARD8 flags = filter->upAction.iso.flags; | |||
426 | ||||
427 | if (flags & XkbSA_ISODfltIsGroup(1L << 7)) { | |||
428 | xkbi->groupChange = -XkbSAGroup(&filter->upAction.iso)(((int) (((&filter->upAction.iso)->group_XXX) & 0x80 ? (((&filter->upAction.iso)->group_XXX) | (~0xff )) : (((&filter->upAction.iso)->group_XXX) & 0x7f )))); | |||
429 | xkbi->clearMods = 0; | |||
430 | if (filter->priv == ISO_KEY_DOWN0) | |||
431 | xkbi->state.locked_group += XkbSAGroup(&filter->upAction.iso)(((int) (((&filter->upAction.iso)->group_XXX) & 0x80 ? (((&filter->upAction.iso)->group_XXX) | (~0xff )) : (((&filter->upAction.iso)->group_XXX) & 0x7f )))); | |||
432 | } | |||
433 | else { | |||
434 | xkbi->clearMods = filter->upAction.iso.mask; | |||
435 | xkbi->groupChange = 0; | |||
436 | if (filter->priv == ISO_KEY_DOWN0) | |||
437 | xkbi->state.locked_mods ^= filter->upAction.iso.mask; | |||
438 | } | |||
439 | filter->active = 0; | |||
440 | } | |||
441 | else if (pAction) { | |||
442 | CARD8 flags = filter->upAction.iso.flags; | |||
443 | ||||
444 | switch (pAction->type) { | |||
445 | case XkbSA_SetMods0x01: | |||
446 | case XkbSA_LatchMods0x02: | |||
447 | if (!(flags & XkbSA_ISONoAffectMods(1L << 6))) { | |||
448 | pAction->type = XkbSA_LockMods0x03; | |||
449 | filter->priv = NO_ISO_LOCK1; | |||
450 | } | |||
451 | break; | |||
452 | case XkbSA_SetGroup0x04: | |||
453 | case XkbSA_LatchGroup0x05: | |||
454 | if (!(flags & XkbSA_ISONoAffectGroup(1L << 5))) { | |||
455 | pAction->type = XkbSA_LockGroup0x06; | |||
456 | filter->priv = NO_ISO_LOCK1; | |||
457 | } | |||
458 | break; | |||
459 | case XkbSA_PtrBtn0x08: | |||
460 | if (!(flags & XkbSA_ISONoAffectPtr(1L << 4))) { | |||
461 | pAction->type = XkbSA_LockPtrBtn0x09; | |||
462 | filter->priv = NO_ISO_LOCK1; | |||
463 | } | |||
464 | break; | |||
465 | case XkbSA_SetControls0x0e: | |||
466 | if (!(flags & XkbSA_ISONoAffectCtrls(1L << 3))) { | |||
467 | pAction->type = XkbSA_LockControls0x0f; | |||
468 | filter->priv = NO_ISO_LOCK1; | |||
469 | } | |||
470 | break; | |||
471 | } | |||
472 | } | |||
473 | return 1; | |||
474 | } | |||
475 | ||||
476 | static CARD32 | |||
477 | _XkbPtrAccelExpire(OsTimerPtr timer, CARD32 now, void *arg) | |||
478 | { | |||
479 | XkbSrvInfoPtr xkbi = (XkbSrvInfoPtr) arg; | |||
480 | XkbControlsPtr ctrls = xkbi->desc->ctrls; | |||
481 | int dx, dy; | |||
482 | ||||
483 | if (xkbi->mouseKey == 0) | |||
484 | return 0; | |||
485 | ||||
486 | if (xkbi->mouseKeysAccel) { | |||
487 | if ((xkbi->mouseKeysCounter) < ctrls->mk_time_to_max) { | |||
488 | double step; | |||
489 | ||||
490 | xkbi->mouseKeysCounter++; | |||
491 | step = xkbi->mouseKeysCurveFactor * | |||
492 | pow((double) xkbi->mouseKeysCounter, xkbi->mouseKeysCurve); | |||
493 | if (xkbi->mouseKeysDX < 0) | |||
494 | dx = floor(((double) xkbi->mouseKeysDX) * step); | |||
495 | else | |||
496 | dx = ceil(((double) xkbi->mouseKeysDX) * step); | |||
497 | if (xkbi->mouseKeysDY < 0) | |||
498 | dy = floor(((double) xkbi->mouseKeysDY) * step); | |||
499 | else | |||
500 | dy = ceil(((double) xkbi->mouseKeysDY) * step); | |||
501 | } | |||
502 | else { | |||
503 | dx = xkbi->mouseKeysDX * ctrls->mk_max_speed; | |||
504 | dy = xkbi->mouseKeysDY * ctrls->mk_max_speed; | |||
505 | } | |||
506 | if (xkbi->mouseKeysFlags & XkbSA_MoveAbsoluteX(1L << 1)) | |||
507 | dx = xkbi->mouseKeysDX; | |||
508 | if (xkbi->mouseKeysFlags & XkbSA_MoveAbsoluteY(1L << 2)) | |||
509 | dy = xkbi->mouseKeysDY; | |||
510 | } | |||
511 | else { | |||
512 | dx = xkbi->mouseKeysDX; | |||
513 | dy = xkbi->mouseKeysDY; | |||
514 | } | |||
515 | XkbFakePointerMotion(xkbi->device, xkbi->mouseKeysFlags, dx, dy); | |||
516 | return xkbi->desc->ctrls->mk_interval; | |||
517 | } | |||
518 | ||||
519 | static int | |||
520 | _XkbFilterPointerMove(XkbSrvInfoPtr xkbi, | |||
521 | XkbFilterPtr filter, unsigned keycode, XkbAction *pAction) | |||
522 | { | |||
523 | int x, y; | |||
524 | Bool accel; | |||
525 | ||||
526 | if (filter->keycode == 0) { /* initial press */ | |||
527 | filter->keycode = keycode; | |||
528 | filter->active = 1; | |||
529 | filter->filterOthers = 0; | |||
530 | filter->priv = 0; | |||
531 | filter->filter = _XkbFilterPointerMove; | |||
532 | filter->upAction = *pAction; | |||
533 | xkbi->mouseKeysCounter = 0; | |||
534 | xkbi->mouseKey = keycode; | |||
535 | accel = ((pAction->ptr.flags & XkbSA_NoAcceleration(1L << 0)) == 0); | |||
536 | x = XkbPtrActionX(&pAction->ptr)(((short)((((&pAction->ptr)->high_XXX)<<8)|(( &pAction->ptr)->low_XXX)))); | |||
537 | y = XkbPtrActionY(&pAction->ptr)(((short)((((&pAction->ptr)->high_YYY)<<8)|(( &pAction->ptr)->low_YYY)))); | |||
538 | XkbFakePointerMotion(xkbi->device, pAction->ptr.flags, x, y); | |||
539 | AccessXCancelRepeatKey(xkbi, keycode); | |||
540 | xkbi->mouseKeysAccel = accel && | |||
541 | (xkbi->desc->ctrls->enabled_ctrls & XkbMouseKeysAccelMask(1L << 5)); | |||
542 | xkbi->mouseKeysFlags = pAction->ptr.flags; | |||
543 | xkbi->mouseKeysDX = XkbPtrActionX(&pAction->ptr)(((short)((((&pAction->ptr)->high_XXX)<<8)|(( &pAction->ptr)->low_XXX)))); | |||
544 | xkbi->mouseKeysDY = XkbPtrActionY(&pAction->ptr)(((short)((((&pAction->ptr)->high_YYY)<<8)|(( &pAction->ptr)->low_YYY)))); | |||
545 | xkbi->mouseKeyTimer = TimerSet(xkbi->mouseKeyTimer, 0, | |||
546 | xkbi->desc->ctrls->mk_delay, | |||
547 | _XkbPtrAccelExpire, (void *) xkbi); | |||
548 | } | |||
549 | else if (filter->keycode == keycode) { | |||
550 | filter->active = 0; | |||
551 | if (xkbi->mouseKey == keycode) { | |||
552 | xkbi->mouseKey = 0; | |||
553 | xkbi->mouseKeyTimer = TimerSet(xkbi->mouseKeyTimer, 0, 0, | |||
554 | NULL((void*)0), NULL((void*)0)); | |||
555 | } | |||
556 | } | |||
557 | return 0; | |||
558 | } | |||
559 | ||||
560 | static int | |||
561 | _XkbFilterPointerBtn(XkbSrvInfoPtr xkbi, | |||
562 | XkbFilterPtr filter, unsigned keycode, XkbAction *pAction) | |||
563 | { | |||
564 | if (filter->keycode == 0) { /* initial press */ | |||
565 | int button = pAction->btn.button; | |||
566 | ||||
567 | if (button == XkbSA_UseDfltButton0) | |||
568 | button = xkbi->desc->ctrls->mk_dflt_btn; | |||
569 | ||||
570 | filter->keycode = keycode; | |||
571 | filter->active = 1; | |||
572 | filter->filterOthers = 0; | |||
573 | filter->priv = 0; | |||
574 | filter->filter = _XkbFilterPointerBtn; | |||
575 | filter->upAction = *pAction; | |||
576 | filter->upAction.btn.button = button; | |||
577 | switch (pAction->type) { | |||
578 | case XkbSA_LockPtrBtn0x09: | |||
579 | if (((xkbi->lockedPtrButtons & (1 << button)) == 0) && | |||
580 | ((pAction->btn.flags & XkbSA_LockNoLock(1L << 0)) == 0)) { | |||
581 | xkbi->lockedPtrButtons |= (1 << button); | |||
582 | AccessXCancelRepeatKey(xkbi, keycode); | |||
583 | XkbFakeDeviceButton(xkbi->device, 1, button); | |||
584 | filter->upAction.type = XkbSA_NoAction0x00; | |||
585 | } | |||
586 | break; | |||
587 | case XkbSA_PtrBtn0x08: | |||
588 | { | |||
589 | register int i, nClicks; | |||
590 | ||||
591 | AccessXCancelRepeatKey(xkbi, keycode); | |||
592 | if (pAction->btn.count > 0) { | |||
593 | nClicks = pAction->btn.count; | |||
594 | for (i = 0; i < nClicks; i++) { | |||
595 | XkbFakeDeviceButton(xkbi->device, 1, button); | |||
596 | XkbFakeDeviceButton(xkbi->device, 0, button); | |||
597 | } | |||
598 | filter->upAction.type = XkbSA_NoAction0x00; | |||
599 | } | |||
600 | else | |||
601 | XkbFakeDeviceButton(xkbi->device, 1, button); | |||
602 | } | |||
603 | break; | |||
604 | case XkbSA_SetPtrDflt0x0a: | |||
605 | { | |||
606 | XkbControlsPtr ctrls = xkbi->desc->ctrls; | |||
607 | XkbControlsRec old; | |||
608 | xkbControlsNotify cn; | |||
609 | ||||
610 | old = *ctrls; | |||
611 | AccessXCancelRepeatKey(xkbi, keycode); | |||
612 | switch (pAction->dflt.affect) { | |||
613 | case XkbSA_AffectDfltBtn1: | |||
614 | if (pAction->dflt.flags & XkbSA_DfltBtnAbsolute(1L << 2)) | |||
615 | ctrls->mk_dflt_btn = XkbSAPtrDfltValue(&pAction->dflt)(((int) (((&pAction->dflt)->valueXXX) & 0x80 ? ( ((&pAction->dflt)->valueXXX) | (~0xff)) : (((&pAction ->dflt)->valueXXX) & 0x7f)))); | |||
616 | else { | |||
617 | ctrls->mk_dflt_btn += XkbSAPtrDfltValue(&pAction->dflt)(((int) (((&pAction->dflt)->valueXXX) & 0x80 ? ( ((&pAction->dflt)->valueXXX) | (~0xff)) : (((&pAction ->dflt)->valueXXX) & 0x7f)))); | |||
618 | if (ctrls->mk_dflt_btn > 5) | |||
619 | ctrls->mk_dflt_btn = 5; | |||
620 | else if (ctrls->mk_dflt_btn < 1) | |||
621 | ctrls->mk_dflt_btn = 1; | |||
622 | } | |||
623 | break; | |||
624 | default: | |||
625 | ErrorF | |||
626 | ("Attempt to change unknown pointer default (%d) ignored\n", | |||
627 | pAction->dflt.affect); | |||
628 | break; | |||
629 | } | |||
630 | if (XkbComputeControlsNotify(xkbi->device, | |||
631 | &old, xkbi->desc->ctrls, &cn, FALSE0)) { | |||
632 | cn.keycode = keycode; | |||
633 | /* XXX: what about DeviceKeyPress? */ | |||
634 | cn.eventType = KeyPress2; | |||
635 | cn.requestMajor = 0; | |||
636 | cn.requestMinor = 0; | |||
637 | XkbSendControlsNotify(xkbi->device, &cn); | |||
638 | } | |||
639 | } | |||
640 | break; | |||
641 | } | |||
642 | return 0; | |||
643 | } | |||
644 | else if (filter->keycode == keycode) { | |||
645 | int button = filter->upAction.btn.button; | |||
646 | ||||
647 | switch (filter->upAction.type) { | |||
648 | case XkbSA_LockPtrBtn0x09: | |||
649 | if (((filter->upAction.btn.flags & XkbSA_LockNoUnlock(1L << 1)) != 0) || | |||
650 | ((xkbi->lockedPtrButtons & (1 << button)) == 0)) { | |||
651 | break; | |||
652 | } | |||
653 | xkbi->lockedPtrButtons &= ~(1 << button); | |||
654 | ||||
655 | if (IsMaster(xkbi->device)) { | |||
656 | XkbMergeLockedPtrBtns(xkbi->device); | |||
657 | /* One SD still has lock set, don't post event */ | |||
658 | if ((xkbi->lockedPtrButtons & (1 << button)) != 0) | |||
659 | break; | |||
660 | } | |||
661 | ||||
662 | /* fallthrough */ | |||
663 | case XkbSA_PtrBtn0x08: | |||
664 | XkbFakeDeviceButton(xkbi->device, 0, button); | |||
665 | break; | |||
666 | } | |||
667 | filter->active = 0; | |||
668 | return 0; | |||
669 | } | |||
670 | return 1; | |||
671 | } | |||
672 | ||||
673 | static int | |||
674 | _XkbFilterControls(XkbSrvInfoPtr xkbi, | |||
675 | XkbFilterPtr filter, unsigned keycode, XkbAction *pAction) | |||
676 | { | |||
677 | XkbControlsRec old; | |||
678 | XkbControlsPtr ctrls; | |||
679 | DeviceIntPtr kbd; | |||
680 | unsigned int change; | |||
681 | XkbEventCauseRec cause; | |||
682 | ||||
683 | kbd = xkbi->device; | |||
684 | ctrls = xkbi->desc->ctrls; | |||
685 | old = *ctrls; | |||
686 | if (filter->keycode == 0) { /* initial press */ | |||
687 | AccessXCancelRepeatKey(xkbi, keycode); | |||
688 | filter->keycode = keycode; | |||
689 | filter->active = 1; | |||
690 | filter->filterOthers = 0; | |||
691 | change = XkbActionCtrls(&pAction->ctrls)((((unsigned int)(&pAction->ctrls)->ctrls3)<< 24)| (((unsigned int)(&pAction->ctrls)->ctrls2)<< 16)| (((unsigned int)(&pAction->ctrls)->ctrls1)<< 8)| ((unsigned int) (&pAction->ctrls)->ctrls0)); | |||
692 | filter->priv = change; | |||
693 | filter->filter = _XkbFilterControls; | |||
694 | filter->upAction = *pAction; | |||
695 | ||||
696 | if (pAction->type == XkbSA_LockControls0x0f) { | |||
697 | filter->priv = (ctrls->enabled_ctrls & change); | |||
698 | change &= ~ctrls->enabled_ctrls; | |||
699 | } | |||
700 | ||||
701 | if (change) { | |||
702 | xkbControlsNotify cn; | |||
703 | XkbSrvLedInfoPtr sli; | |||
704 | ||||
705 | ctrls->enabled_ctrls |= change; | |||
706 | if (XkbComputeControlsNotify(kbd, &old, ctrls, &cn, FALSE0)) { | |||
707 | cn.keycode = keycode; | |||
708 | /* XXX: what about DeviceKeyPress? */ | |||
709 | cn.eventType = KeyPress2; | |||
710 | cn.requestMajor = 0; | |||
711 | cn.requestMinor = 0; | |||
712 | XkbSendControlsNotify(kbd, &cn); | |||
713 | } | |||
714 | ||||
715 | XkbSetCauseKey(&cause, keycode, KeyPress){ (&cause)->kc= (keycode),(&cause)->event= (2), (&cause)->mjr= (&cause)->mnr= 0; (&cause)-> client= ((void*)0); }; | |||
716 | ||||
717 | /* If sticky keys were disabled, clear all locks and latches */ | |||
718 | if ((old.enabled_ctrls & XkbStickyKeysMask(1L << 3)) && | |||
719 | (!(ctrls->enabled_ctrls & XkbStickyKeysMask(1L << 3)))) { | |||
720 | XkbClearAllLatchesAndLocks(kbd, xkbi, FALSE0, &cause); | |||
721 | } | |||
722 | sli = XkbFindSrvLedInfo(kbd, XkbDfltXIClass0x0300, XkbDfltXIId0x0400, 0); | |||
723 | XkbUpdateIndicators(kbd, sli->usesControls, TRUE1, NULL((void*)0), &cause); | |||
724 | if (XkbAX_NeedFeedback(ctrls, XkbAX_FeatureFBMask)((((ctrls))->enabled_ctrls&(1L << 8)) && (((ctrls))->ax_options&(((1L << 2)))))) | |||
725 | XkbDDXAccessXBeep(kbd, _BEEP_FEATURE_ON1, change); | |||
726 | } | |||
727 | } | |||
728 | else if (filter->keycode == keycode) { | |||
729 | change = filter->priv; | |||
730 | if (change) { | |||
731 | xkbControlsNotify cn; | |||
732 | XkbSrvLedInfoPtr sli; | |||
733 | ||||
734 | ctrls->enabled_ctrls &= ~change; | |||
735 | if (XkbComputeControlsNotify(kbd, &old, ctrls, &cn, FALSE0)) { | |||
736 | cn.keycode = keycode; | |||
737 | cn.eventType = KeyRelease3; | |||
738 | cn.requestMajor = 0; | |||
739 | cn.requestMinor = 0; | |||
740 | XkbSendControlsNotify(kbd, &cn); | |||
741 | } | |||
742 | ||||
743 | XkbSetCauseKey(&cause, keycode, KeyRelease){ (&cause)->kc= (keycode),(&cause)->event= (3), (&cause)->mjr= (&cause)->mnr= 0; (&cause)-> client= ((void*)0); }; | |||
744 | /* If sticky keys were disabled, clear all locks and latches */ | |||
745 | if ((old.enabled_ctrls & XkbStickyKeysMask(1L << 3)) && | |||
746 | (!(ctrls->enabled_ctrls & XkbStickyKeysMask(1L << 3)))) { | |||
747 | XkbClearAllLatchesAndLocks(kbd, xkbi, FALSE0, &cause); | |||
748 | } | |||
749 | sli = XkbFindSrvLedInfo(kbd, XkbDfltXIClass0x0300, XkbDfltXIId0x0400, 0); | |||
750 | XkbUpdateIndicators(kbd, sli->usesControls, TRUE1, NULL((void*)0), &cause); | |||
751 | if (XkbAX_NeedFeedback(ctrls, XkbAX_FeatureFBMask)((((ctrls))->enabled_ctrls&(1L << 8)) && (((ctrls))->ax_options&(((1L << 2)))))) | |||
752 | XkbDDXAccessXBeep(kbd, _BEEP_FEATURE_OFF2, change); | |||
753 | } | |||
754 | filter->keycode = 0; | |||
755 | filter->active = 0; | |||
756 | } | |||
757 | return 1; | |||
758 | } | |||
759 | ||||
760 | static int | |||
761 | _XkbFilterActionMessage(XkbSrvInfoPtr xkbi, | |||
762 | XkbFilterPtr filter, | |||
763 | unsigned keycode, XkbAction *pAction) | |||
764 | { | |||
765 | XkbMessageAction *pMsg; | |||
766 | DeviceIntPtr kbd; | |||
767 | ||||
768 | if ((filter->keycode != 0) && (filter->keycode != keycode)) | |||
769 | return 1; | |||
770 | ||||
771 | /* This can happen if the key repeats, and the state (modifiers or group) | |||
772 | changes meanwhile. */ | |||
773 | if ((filter->keycode == keycode) && pAction && | |||
774 | (pAction->type != XkbSA_ActionMessage0x10)) | |||
775 | return 1; | |||
776 | ||||
777 | kbd = xkbi->device; | |||
778 | if (filter->keycode == 0) { /* initial press */ | |||
| ||||
779 | pMsg = &pAction->msg; | |||
780 | if ((pMsg->flags & XkbSA_MessageOnRelease(1L << 1)) || | |||
| ||||
781 | ((pMsg->flags & XkbSA_MessageGenKeyEvent(1L << 2)) == 0)) { | |||
782 | filter->keycode = keycode; | |||
783 | filter->active = 1; | |||
784 | filter->filterOthers = 0; | |||
785 | filter->priv = 0; | |||
786 | filter->filter = _XkbFilterActionMessage; | |||
787 | filter->upAction = *pAction; | |||
788 | } | |||
789 | if (pMsg->flags & XkbSA_MessageOnPress(1L << 0)) { | |||
790 | xkbActionMessage msg; | |||
791 | ||||
792 | msg.keycode = keycode; | |||
793 | msg.press = 1; | |||
794 | msg.keyEventFollows = | |||
795 | ((pMsg->flags & XkbSA_MessageGenKeyEvent(1L << 2)) != 0); | |||
796 | memcpy((char *) msg.message, (char *) pMsg->message,__builtin___memcpy_chk ((char *) msg.message, (char *) pMsg-> message, 6, __builtin_object_size ((char *) msg.message, 0)) | |||
797 | XkbActionMessageLength)__builtin___memcpy_chk ((char *) msg.message, (char *) pMsg-> message, 6, __builtin_object_size ((char *) msg.message, 0)); | |||
798 | XkbSendActionMessage(kbd, &msg); | |||
799 | } | |||
800 | return ((pAction->msg.flags & XkbSA_MessageGenKeyEvent(1L << 2)) != 0); | |||
801 | } | |||
802 | else if (filter->keycode == keycode) { | |||
803 | pMsg = &filter->upAction.msg; | |||
804 | if (pAction == NULL((void*)0)) { | |||
805 | if (pMsg->flags & XkbSA_MessageOnRelease(1L << 1)) { | |||
806 | xkbActionMessage msg; | |||
807 | ||||
808 | msg.keycode = keycode; | |||
809 | msg.press = 0; | |||
810 | msg.keyEventFollows = | |||
811 | ((pMsg->flags & XkbSA_MessageGenKeyEvent(1L << 2)) != 0); | |||
812 | memcpy((char *) msg.message, (char *) pMsg->message,__builtin___memcpy_chk ((char *) msg.message, (char *) pMsg-> message, 6, __builtin_object_size ((char *) msg.message, 0)) | |||
813 | XkbActionMessageLength)__builtin___memcpy_chk ((char *) msg.message, (char *) pMsg-> message, 6, __builtin_object_size ((char *) msg.message, 0)); | |||
814 | XkbSendActionMessage(kbd, &msg); | |||
815 | } | |||
816 | filter->keycode = 0; | |||
817 | filter->active = 0; | |||
818 | return ((pMsg->flags & XkbSA_MessageGenKeyEvent(1L << 2)) != 0); | |||
819 | } else if (memcmp(pMsg, pAction, 8) == 0) { | |||
820 | /* Repeat: If we send the same message, avoid multiple messages | |||
821 | on release from piling up. */ | |||
822 | filter->keycode = 0; | |||
823 | filter->active = 0; | |||
824 | } | |||
825 | } | |||
826 | return 1; | |||
827 | } | |||
828 | ||||
829 | static int | |||
830 | _XkbFilterRedirectKey(XkbSrvInfoPtr xkbi, | |||
831 | XkbFilterPtr filter, unsigned keycode, XkbAction *pAction) | |||
832 | { | |||
833 | DeviceEvent ev; | |||
834 | int x, y; | |||
835 | XkbStateRec old, old_prev; | |||
836 | unsigned mods, mask; | |||
837 | xkbDeviceInfoPtr xkbPrivPtr = XKBDEVICEINFO(xkbi->device)((xkbDeviceInfoPtr)dixLookupPrivate(&(xkbi->device)-> devPrivates, (&xkbDevicePrivateKeyRec))); | |||
838 | ProcessInputProc backupproc; | |||
839 | ||||
840 | if ((filter->keycode != 0) && (filter->keycode != keycode)) | |||
841 | return 1; | |||
842 | ||||
843 | /* This can happen if the key repeats, and the state (modifiers or group) | |||
844 | changes meanwhile. */ | |||
845 | if ((filter->keycode == keycode) && pAction && | |||
846 | (pAction->type != XkbSA_RedirectKey0x11)) | |||
847 | return 1; | |||
848 | ||||
849 | /* never actually used uninitialised, but gcc isn't smart enough | |||
850 | * to work that out. */ | |||
851 | memset(&old, 0, sizeof(old))__builtin___memset_chk (&old, 0, sizeof(old), __builtin_object_size (&old, 0)); | |||
852 | memset(&old_prev, 0, sizeof(old_prev))__builtin___memset_chk (&old_prev, 0, sizeof(old_prev), __builtin_object_size (&old_prev, 0)); | |||
853 | memset(&ev, 0, sizeof(ev))__builtin___memset_chk (&ev, 0, sizeof(ev), __builtin_object_size (&ev, 0)); | |||
854 | ||||
855 | GetSpritePosition(xkbi->device, &x, &y); | |||
856 | ev.header = ET_Internal; | |||
857 | ev.length = sizeof(DeviceEvent); | |||
858 | ev.time = GetTimeInMillis(); | |||
859 | ev.root_x = x; | |||
860 | ev.root_y = y; | |||
861 | /* redirect actions do not work across devices, therefore the following is | |||
862 | * correct: */ | |||
863 | ev.deviceid = xkbi->device->id; | |||
864 | /* filter->priv must be set up by the caller for the initial press. */ | |||
865 | ev.sourceid = filter->priv; | |||
866 | ||||
867 | if (filter->keycode == 0) { /* initial press */ | |||
868 | if ((pAction->redirect.new_key < xkbi->desc->min_key_code) || | |||
869 | (pAction->redirect.new_key > xkbi->desc->max_key_code)) { | |||
870 | return 1; | |||
871 | } | |||
872 | filter->keycode = keycode; | |||
873 | filter->active = 1; | |||
874 | filter->filterOthers = 0; | |||
875 | filter->filter = _XkbFilterRedirectKey; | |||
876 | filter->upAction = *pAction; | |||
877 | ||||
878 | ev.type = ET_KeyPress; | |||
879 | ev.detail.key = pAction->redirect.new_key; | |||
880 | ||||
881 | mask = XkbSARedirectVModsMask(&pAction->redirect)((((unsigned int)(&pAction->redirect)->vmods_mask1) <<8)| ((unsigned int)(&pAction->redirect)->vmods_mask0 )); | |||
882 | mods = XkbSARedirectVMods(&pAction->redirect)((((unsigned int)(&pAction->redirect)->vmods1)<< 8)| ((unsigned int)(&pAction->redirect)->vmods0)); | |||
883 | if (mask) | |||
884 | XkbVirtualModsToRealSrvXkbVirtualModsToReal(xkbi->desc, mask, &mask); | |||
885 | if (mods) | |||
886 | XkbVirtualModsToRealSrvXkbVirtualModsToReal(xkbi->desc, mods, &mods); | |||
887 | mask |= pAction->redirect.mods_mask; | |||
888 | mods |= pAction->redirect.mods; | |||
889 | ||||
890 | if (mask || mods) { | |||
891 | old = xkbi->state; | |||
892 | old_prev = xkbi->prev_state; | |||
893 | xkbi->state.base_mods &= ~mask; | |||
894 | xkbi->state.base_mods |= (mods & mask); | |||
895 | xkbi->state.latched_mods &= ~mask; | |||
896 | xkbi->state.latched_mods |= (mods & mask); | |||
897 | xkbi->state.locked_mods &= ~mask; | |||
898 | xkbi->state.locked_mods |= (mods & mask); | |||
899 | XkbComputeDerivedState(xkbi); | |||
900 | xkbi->prev_state = xkbi->state; | |||
901 | } | |||
902 | ||||
903 | UNWRAP_PROCESS_INPUT_PROC(xkbi->device, xkbPrivPtr, backupproc)backupproc = xkbi->device->public.realInputProc; if (xkbi ->device->public.processInputProc == xkbi->device-> public.realInputProc) xkbi->device->public.processInputProc = xkbPrivPtr->realInputProc; xkbi->device->public.realInputProc = xkbPrivPtr->realInputProc; xkbi->device->unwrapProc = xkbPrivPtr->unwrapProc;; | |||
904 | xkbi->device->public.processInputProc((InternalEvent *) &ev, | |||
905 | xkbi->device); | |||
906 | COND_WRAP_PROCESS_INPUT_PROC(xkbi->device, xkbPrivPtr, backupproc,if (xkbi->device->public.processInputProc == xkbi->device ->public.realInputProc) xkbi->device->public.processInputProc = backupproc; xkbPrivPtr->processInputProc = xkbPrivPtr-> realInputProc = xkbi->device->public.realInputProc; xkbi ->device->public.realInputProc = backupproc; xkbPrivPtr ->unwrapProc = xkbi->device->unwrapProc; xkbi->device ->unwrapProc = xkbUnwrapProc; | |||
907 | xkbUnwrapProc)if (xkbi->device->public.processInputProc == xkbi->device ->public.realInputProc) xkbi->device->public.processInputProc = backupproc; xkbPrivPtr->processInputProc = xkbPrivPtr-> realInputProc = xkbi->device->public.realInputProc; xkbi ->device->public.realInputProc = backupproc; xkbPrivPtr ->unwrapProc = xkbi->device->unwrapProc; xkbi->device ->unwrapProc = xkbUnwrapProc;; | |||
908 | ||||
909 | if (mask || mods) { | |||
910 | xkbi->state = old; | |||
911 | xkbi->prev_state = old_prev; | |||
912 | } | |||
913 | return 0; | |||
914 | } | |||
915 | else { | |||
916 | /* If it is a key release, or we redirect to another key, release the | |||
917 | previous new_key. Otherwise, repeat. */ | |||
918 | ev.detail.key = filter->upAction.redirect.new_key; | |||
919 | if (pAction == NULL((void*)0) || ev.detail.key != pAction->redirect.new_key) { | |||
920 | ev.type = ET_KeyRelease; | |||
921 | filter->active = 0; | |||
922 | } | |||
923 | else { | |||
924 | ev.type = ET_KeyPress; | |||
925 | ev.key_repeat = TRUE1; | |||
926 | } | |||
927 | ||||
928 | mask = XkbSARedirectVModsMask(&filter->upAction.redirect)((((unsigned int)(&filter->upAction.redirect)->vmods_mask1 )<<8)| ((unsigned int)(&filter->upAction.redirect )->vmods_mask0)); | |||
929 | mods = XkbSARedirectVMods(&filter->upAction.redirect)((((unsigned int)(&filter->upAction.redirect)->vmods1 )<<8)| ((unsigned int)(&filter->upAction.redirect )->vmods0)); | |||
930 | if (mask) | |||
931 | XkbVirtualModsToRealSrvXkbVirtualModsToReal(xkbi->desc, mask, &mask); | |||
932 | if (mods) | |||
933 | XkbVirtualModsToRealSrvXkbVirtualModsToReal(xkbi->desc, mods, &mods); | |||
934 | mask |= filter->upAction.redirect.mods_mask; | |||
935 | mods |= filter->upAction.redirect.mods; | |||
936 | ||||
937 | if (mask || mods) { | |||
938 | old = xkbi->state; | |||
939 | old_prev = xkbi->prev_state; | |||
940 | xkbi->state.base_mods &= ~mask; | |||
941 | xkbi->state.base_mods |= (mods & mask); | |||
942 | xkbi->state.latched_mods &= ~mask; | |||
943 | xkbi->state.latched_mods |= (mods & mask); | |||
944 | xkbi->state.locked_mods &= ~mask; | |||
945 | xkbi->state.locked_mods |= (mods & mask); | |||
946 | XkbComputeDerivedState(xkbi); | |||
947 | xkbi->prev_state = xkbi->state; | |||
948 | } | |||
949 | ||||
950 | UNWRAP_PROCESS_INPUT_PROC(xkbi->device, xkbPrivPtr, backupproc)backupproc = xkbi->device->public.realInputProc; if (xkbi ->device->public.processInputProc == xkbi->device-> public.realInputProc) xkbi->device->public.processInputProc = xkbPrivPtr->realInputProc; xkbi->device->public.realInputProc = xkbPrivPtr->realInputProc; xkbi->device->unwrapProc = xkbPrivPtr->unwrapProc;; | |||
951 | xkbi->device->public.processInputProc((InternalEvent *) &ev, | |||
952 | xkbi->device); | |||
953 | COND_WRAP_PROCESS_INPUT_PROC(xkbi->device, xkbPrivPtr, backupproc,if (xkbi->device->public.processInputProc == xkbi->device ->public.realInputProc) xkbi->device->public.processInputProc = backupproc; xkbPrivPtr->processInputProc = xkbPrivPtr-> realInputProc = xkbi->device->public.realInputProc; xkbi ->device->public.realInputProc = backupproc; xkbPrivPtr ->unwrapProc = xkbi->device->unwrapProc; xkbi->device ->unwrapProc = xkbUnwrapProc; | |||
954 | xkbUnwrapProc)if (xkbi->device->public.processInputProc == xkbi->device ->public.realInputProc) xkbi->device->public.processInputProc = backupproc; xkbPrivPtr->processInputProc = xkbPrivPtr-> realInputProc = xkbi->device->public.realInputProc; xkbi ->device->public.realInputProc = backupproc; xkbPrivPtr ->unwrapProc = xkbi->device->unwrapProc; xkbi->device ->unwrapProc = xkbUnwrapProc;; | |||
955 | ||||
956 | if (mask || mods) { | |||
957 | xkbi->state = old; | |||
958 | xkbi->prev_state = old_prev; | |||
959 | } | |||
960 | ||||
961 | /* We return 1 in case we have sent a release event because the new_key | |||
962 | has changed. Then, subsequently, we will call this function again | |||
963 | with the same pAction, which will create the press for the new | |||
964 | new_key. */ | |||
965 | return (pAction && ev.detail.key != pAction->redirect.new_key); | |||
966 | } | |||
967 | } | |||
968 | ||||
969 | static int | |||
970 | _XkbFilterSwitchScreen(XkbSrvInfoPtr xkbi, | |||
971 | XkbFilterPtr filter, | |||
972 | unsigned keycode, XkbAction *pAction) | |||
973 | { | |||
974 | DeviceIntPtr dev = xkbi->device; | |||
975 | ||||
976 | if (dev == inputInfo.keyboard) | |||
977 | return 0; | |||
978 | ||||
979 | if (filter->keycode == 0) { /* initial press */ | |||
980 | filter->keycode = keycode; | |||
981 | filter->active = 1; | |||
982 | filter->filterOthers = 0; | |||
983 | filter->filter = _XkbFilterSwitchScreen; | |||
984 | AccessXCancelRepeatKey(xkbi, keycode); | |||
985 | XkbDDXSwitchScreen(dev, keycode, pAction); | |||
986 | return 0; | |||
987 | } | |||
988 | else if (filter->keycode == keycode) { | |||
989 | filter->active = 0; | |||
990 | return 0; | |||
991 | } | |||
992 | return 1; | |||
993 | } | |||
994 | ||||
995 | static int | |||
996 | _XkbFilterXF86Private(XkbSrvInfoPtr xkbi, | |||
997 | XkbFilterPtr filter, unsigned keycode, XkbAction *pAction) | |||
998 | { | |||
999 | DeviceIntPtr dev = xkbi->device; | |||
1000 | ||||
1001 | if (dev == inputInfo.keyboard) | |||
1002 | return 0; | |||
1003 | ||||
1004 | if (filter->keycode == 0) { /* initial press */ | |||
1005 | filter->keycode = keycode; | |||
1006 | filter->active = 1; | |||
1007 | filter->filterOthers = 0; | |||
1008 | filter->filter = _XkbFilterXF86Private; | |||
1009 | XkbDDXPrivate(dev, keycode, pAction); | |||
1010 | return 0; | |||
1011 | } | |||
1012 | else if (filter->keycode == keycode) { | |||
1013 | filter->active = 0; | |||
1014 | return 0; | |||
1015 | } | |||
1016 | return 1; | |||
1017 | } | |||
1018 | ||||
1019 | static int | |||
1020 | _XkbFilterDeviceBtn(XkbSrvInfoPtr xkbi, | |||
1021 | XkbFilterPtr filter, unsigned keycode, XkbAction *pAction) | |||
1022 | { | |||
1023 | if (xkbi->device == inputInfo.keyboard) | |||
1024 | return 0; | |||
1025 | ||||
1026 | if (filter->keycode == 0) { /* initial press */ | |||
1027 | DeviceIntPtr dev; | |||
1028 | int button; | |||
1029 | ||||
1030 | _XkbLookupButtonDevice(&dev, pAction->devbtn.device, serverClient, | |||
1031 | DixUnknownAccess0, &button); | |||
1032 | if (!dev || !dev->public.on) | |||
1033 | return 1; | |||
1034 | ||||
1035 | button = pAction->devbtn.button; | |||
1036 | if ((button < 1) || (button > dev->button->numButtons)) | |||
1037 | return 1; | |||
1038 | ||||
1039 | filter->keycode = keycode; | |||
1040 | filter->active = 1; | |||
1041 | filter->filterOthers = 0; | |||
1042 | filter->priv = 0; | |||
1043 | filter->filter = _XkbFilterDeviceBtn; | |||
1044 | filter->upAction = *pAction; | |||
1045 | switch (pAction->type) { | |||
1046 | case XkbSA_LockDeviceBtn0x13: | |||
1047 | if ((pAction->devbtn.flags & XkbSA_LockNoLock(1L << 0)) || | |||
1048 | BitIsOn(dev->button->down, button)(!!(((const BYTE *) (dev->button->down))[(button)>> 3] & (1 << ((button) & 7))))) | |||
1049 | return 0; | |||
1050 | XkbFakeDeviceButton(dev, TRUE1, button); | |||
1051 | filter->upAction.type = XkbSA_NoAction0x00; | |||
1052 | break; | |||
1053 | case XkbSA_DeviceBtn0x12: | |||
1054 | if (pAction->devbtn.count > 0) { | |||
1055 | int nClicks, i; | |||
1056 | ||||
1057 | nClicks = pAction->btn.count; | |||
1058 | for (i = 0; i < nClicks; i++) { | |||
1059 | XkbFakeDeviceButton(dev, TRUE1, button); | |||
1060 | XkbFakeDeviceButton(dev, FALSE0, button); | |||
1061 | } | |||
1062 | filter->upAction.type = XkbSA_NoAction0x00; | |||
1063 | } | |||
1064 | else | |||
1065 | XkbFakeDeviceButton(dev, TRUE1, button); | |||
1066 | break; | |||
1067 | } | |||
1068 | } | |||
1069 | else if (filter->keycode == keycode) { | |||
1070 | DeviceIntPtr dev; | |||
1071 | int button; | |||
1072 | ||||
1073 | filter->active = 0; | |||
1074 | _XkbLookupButtonDevice(&dev, filter->upAction.devbtn.device, | |||
1075 | serverClient, DixUnknownAccess0, &button); | |||
1076 | if (!dev || !dev->public.on) | |||
1077 | return 1; | |||
1078 | ||||
1079 | button = filter->upAction.btn.button; | |||
1080 | switch (filter->upAction.type) { | |||
1081 | case XkbSA_LockDeviceBtn0x13: | |||
1082 | if ((filter->upAction.devbtn.flags & XkbSA_LockNoUnlock(1L << 1)) || | |||
1083 | !BitIsOn(dev->button->down, button)(!!(((const BYTE *) (dev->button->down))[(button)>> 3] & (1 << ((button) & 7))))) | |||
1084 | return 0; | |||
1085 | XkbFakeDeviceButton(dev, FALSE0, button); | |||
1086 | break; | |||
1087 | case XkbSA_DeviceBtn0x12: | |||
1088 | XkbFakeDeviceButton(dev, FALSE0, button); | |||
1089 | break; | |||
1090 | } | |||
1091 | filter->active = 0; | |||
1092 | } | |||
1093 | return 0; | |||
1094 | } | |||
1095 | ||||
1096 | static XkbFilterPtr | |||
1097 | _XkbNextFreeFilter(XkbSrvInfoPtr xkbi) | |||
1098 | { | |||
1099 | register int i; | |||
1100 | ||||
1101 | if (xkbi->szFilters == 0) { | |||
1102 | xkbi->szFilters = 4; | |||
1103 | xkbi->filters = calloc(xkbi->szFilters, sizeof(XkbFilterRec)); | |||
1104 | /* 6/21/93 (ef) -- XXX! deal with allocation failure */ | |||
1105 | } | |||
1106 | for (i = 0; i < xkbi->szFilters; i++) { | |||
1107 | if (!xkbi->filters[i].active) { | |||
1108 | xkbi->filters[i].keycode = 0; | |||
1109 | return &xkbi->filters[i]; | |||
1110 | } | |||
1111 | } | |||
1112 | xkbi->szFilters *= 2; | |||
1113 | xkbi->filters = reallocarrayxreallocarray(xkbi->filters, | |||
1114 | xkbi->szFilters, sizeof(XkbFilterRec)); | |||
1115 | /* 6/21/93 (ef) -- XXX! deal with allocation failure */ | |||
1116 | memset(&xkbi->filters[xkbi->szFilters / 2], 0,__builtin___memset_chk (&xkbi->filters[xkbi->szFilters / 2], 0, (xkbi->szFilters / 2) * sizeof(XkbFilterRec), __builtin_object_size (&xkbi->filters[xkbi->szFilters / 2], 0)) | |||
1117 | (xkbi->szFilters / 2) * sizeof(XkbFilterRec))__builtin___memset_chk (&xkbi->filters[xkbi->szFilters / 2], 0, (xkbi->szFilters / 2) * sizeof(XkbFilterRec), __builtin_object_size (&xkbi->filters[xkbi->szFilters / 2], 0)); | |||
1118 | return &xkbi->filters[xkbi->szFilters / 2]; | |||
1119 | } | |||
1120 | ||||
1121 | static int | |||
1122 | _XkbApplyFilters(XkbSrvInfoPtr xkbi, unsigned kc, XkbAction *pAction) | |||
1123 | { | |||
1124 | register int i, send; | |||
1125 | ||||
1126 | send = 1; | |||
1127 | for (i = 0; i < xkbi->szFilters; i++) { | |||
1128 | if ((xkbi->filters[i].active) && (xkbi->filters[i].filter)) | |||
1129 | send = | |||
1130 | ((*xkbi->filters[i].filter) (xkbi, &xkbi->filters[i], kc, | |||
1131 | pAction) | |||
1132 | && send); | |||
1133 | } | |||
1134 | return send; | |||
1135 | } | |||
1136 | ||||
1137 | static int | |||
1138 | _XkbEnsureStateChange(XkbSrvInfoPtr xkbi) | |||
1139 | { | |||
1140 | Bool genStateNotify = FALSE0; | |||
1141 | ||||
1142 | /* The state may change, so if we're not in the middle of sending a state | |||
1143 | * notify, prepare for it */ | |||
1144 | if ((xkbi->flags & _XkbStateNotifyInProgress(1<<0)) == 0) { | |||
1145 | xkbi->prev_state = xkbi->state; | |||
1146 | xkbi->flags |= _XkbStateNotifyInProgress(1<<0); | |||
1147 | genStateNotify = TRUE1; | |||
1148 | } | |||
1149 | ||||
1150 | return genStateNotify; | |||
1151 | } | |||
1152 | ||||
1153 | static void | |||
1154 | _XkbApplyState(DeviceIntPtr dev, Bool genStateNotify, int evtype, int key) | |||
1155 | { | |||
1156 | XkbSrvInfoPtr xkbi = dev->key->xkbInfo; | |||
1157 | int changed; | |||
1158 | ||||
1159 | XkbComputeDerivedState(xkbi); | |||
1160 | ||||
1161 | changed = XkbStateChangedFlags(&xkbi->prev_state, &xkbi->state); | |||
1162 | if (genStateNotify) { | |||
1163 | if (changed) { | |||
1164 | xkbStateNotify sn; | |||
1165 | ||||
1166 | sn.keycode = key; | |||
1167 | sn.eventType = evtype; | |||
1168 | sn.requestMajor = sn.requestMinor = 0; | |||
1169 | sn.changed = changed; | |||
1170 | XkbSendStateNotify(dev, &sn); | |||
1171 | } | |||
1172 | xkbi->flags &= ~_XkbStateNotifyInProgress(1<<0); | |||
1173 | } | |||
1174 | ||||
1175 | changed = XkbIndicatorsToUpdate(dev, changed, FALSE0); | |||
1176 | if (changed) { | |||
1177 | XkbEventCauseRec cause; | |||
1178 | XkbSetCauseKey(&cause, key, evtype){ (&cause)->kc= (key),(&cause)->event= (evtype) , (&cause)->mjr= (&cause)->mnr= 0; (&cause) ->client= ((void*)0); }; | |||
1179 | XkbUpdateIndicators(dev, changed, FALSE0, NULL((void*)0), &cause); | |||
1180 | } | |||
1181 | } | |||
1182 | ||||
1183 | void | |||
1184 | XkbPushLockedStateToSlaves(DeviceIntPtr master, int evtype, int key) | |||
1185 | { | |||
1186 | DeviceIntPtr dev; | |||
1187 | Bool genStateNotify; | |||
1188 | ||||
1189 | nt_list_for_each_entry(dev, inputInfo.devices, next)for (dev = inputInfo.devices; dev; dev = (dev)->next) { | |||
1190 | if (!dev->key || GetMaster(dev, MASTER_KEYBOARD2) != master) | |||
1191 | continue; | |||
1192 | ||||
1193 | genStateNotify = _XkbEnsureStateChange(dev->key->xkbInfo); | |||
1194 | ||||
1195 | dev->key->xkbInfo->state.locked_mods = | |||
1196 | master->key->xkbInfo->state.locked_mods; | |||
1197 | ||||
1198 | _XkbApplyState(dev, genStateNotify, evtype, key); | |||
1199 | } | |||
1200 | } | |||
1201 | ||||
1202 | void | |||
1203 | XkbHandleActions(DeviceIntPtr dev, DeviceIntPtr kbd, DeviceEvent *event) | |||
1204 | { | |||
1205 | int key, bit, i; | |||
1206 | XkbSrvInfoPtr xkbi; | |||
1207 | KeyClassPtr keyc; | |||
1208 | int sendEvent; | |||
1209 | Bool genStateNotify; | |||
1210 | XkbAction act; | |||
1211 | XkbFilterPtr filter; | |||
1212 | Bool keyEvent; | |||
1213 | Bool pressEvent; | |||
1214 | ProcessInputProc backupproc; | |||
1215 | ||||
1216 | xkbDeviceInfoPtr xkbPrivPtr = XKBDEVICEINFO(dev)((xkbDeviceInfoPtr)dixLookupPrivate(&(dev)->devPrivates , (&xkbDevicePrivateKeyRec))); | |||
1217 | ||||
1218 | keyc = kbd->key; | |||
1219 | xkbi = keyc->xkbInfo; | |||
1220 | key = event->detail.key; | |||
1221 | ||||
1222 | genStateNotify = _XkbEnsureStateChange(xkbi); | |||
1223 | ||||
1224 | xkbi->clearMods = xkbi->setMods = 0; | |||
1225 | xkbi->groupChange = 0; | |||
1226 | ||||
1227 | sendEvent = 1; | |||
1228 | keyEvent = ((event->type == ET_KeyPress) || (event->type == ET_KeyRelease)); | |||
1229 | pressEvent = ((event->type == ET_KeyPress) || | |||
1230 | (event->type == ET_ButtonPress)); | |||
1231 | ||||
1232 | if (pressEvent) { | |||
1233 | if (keyEvent) | |||
1234 | act = XkbGetKeyAction(xkbi, &xkbi->state, key); | |||
1235 | else { | |||
1236 | act = XkbGetButtonAction(kbd, dev, key); | |||
1237 | key |= BTN_ACT_FLAG0x100; | |||
1238 | } | |||
1239 | sendEvent = _XkbApplyFilters(xkbi, key, &act); | |||
1240 | if (sendEvent) { | |||
1241 | switch (act.type) { | |||
1242 | case XkbSA_SetMods0x01: | |||
1243 | case XkbSA_SetGroup0x04: | |||
1244 | filter = _XkbNextFreeFilter(xkbi); | |||
1245 | sendEvent = _XkbFilterSetState(xkbi, filter, key, &act); | |||
1246 | break; | |||
1247 | case XkbSA_LatchMods0x02: | |||
1248 | case XkbSA_LatchGroup0x05: | |||
1249 | filter = _XkbNextFreeFilter(xkbi); | |||
1250 | sendEvent = _XkbFilterLatchState(xkbi, filter, key, &act); | |||
1251 | break; | |||
1252 | case XkbSA_LockMods0x03: | |||
1253 | case XkbSA_LockGroup0x06: | |||
1254 | filter = _XkbNextFreeFilter(xkbi); | |||
1255 | sendEvent = _XkbFilterLockState(xkbi, filter, key, &act); | |||
1256 | break; | |||
1257 | case XkbSA_ISOLock0x0b: | |||
1258 | filter = _XkbNextFreeFilter(xkbi); | |||
1259 | sendEvent = _XkbFilterISOLock(xkbi, filter, key, &act); | |||
1260 | break; | |||
1261 | case XkbSA_MovePtr0x07: | |||
1262 | filter = _XkbNextFreeFilter(xkbi); | |||
1263 | sendEvent = _XkbFilterPointerMove(xkbi, filter, key, &act); | |||
1264 | break; | |||
1265 | case XkbSA_PtrBtn0x08: | |||
1266 | case XkbSA_LockPtrBtn0x09: | |||
1267 | case XkbSA_SetPtrDflt0x0a: | |||
1268 | filter = _XkbNextFreeFilter(xkbi); | |||
1269 | sendEvent = _XkbFilterPointerBtn(xkbi, filter, key, &act); | |||
1270 | break; | |||
1271 | case XkbSA_Terminate0x0c: | |||
1272 | sendEvent = XkbDDXTerminateServer(dev, key, &act); | |||
1273 | break; | |||
1274 | case XkbSA_SwitchScreen0x0d: | |||
1275 | filter = _XkbNextFreeFilter(xkbi); | |||
1276 | sendEvent = _XkbFilterSwitchScreen(xkbi, filter, key, &act); | |||
1277 | break; | |||
1278 | case XkbSA_SetControls0x0e: | |||
1279 | case XkbSA_LockControls0x0f: | |||
1280 | filter = _XkbNextFreeFilter(xkbi); | |||
1281 | sendEvent = _XkbFilterControls(xkbi, filter, key, &act); | |||
1282 | break; | |||
1283 | case XkbSA_ActionMessage0x10: | |||
1284 | filter = _XkbNextFreeFilter(xkbi); | |||
1285 | sendEvent = _XkbFilterActionMessage(xkbi, filter, key, &act); | |||
1286 | break; | |||
1287 | case XkbSA_RedirectKey0x11: | |||
1288 | filter = _XkbNextFreeFilter(xkbi); | |||
1289 | /* redirect actions must create a new DeviceEvent. The | |||
1290 | * source device id for this event cannot be obtained from | |||
1291 | * xkbi, so we pass it here explicitly. The field deviceid | |||
1292 | * equals to xkbi->device->id. */ | |||
1293 | filter->priv = event->sourceid; | |||
1294 | sendEvent = _XkbFilterRedirectKey(xkbi, filter, key, &act); | |||
1295 | break; | |||
1296 | case XkbSA_DeviceBtn0x12: | |||
1297 | case XkbSA_LockDeviceBtn0x13: | |||
1298 | filter = _XkbNextFreeFilter(xkbi); | |||
1299 | sendEvent = _XkbFilterDeviceBtn(xkbi, filter, key, &act); | |||
1300 | break; | |||
1301 | case XkbSA_XFree86Private0x86: | |||
1302 | filter = _XkbNextFreeFilter(xkbi); | |||
1303 | sendEvent = _XkbFilterXF86Private(xkbi, filter, key, &act); | |||
1304 | break; | |||
1305 | } | |||
1306 | } | |||
1307 | } | |||
1308 | else { | |||
1309 | if (!keyEvent) | |||
1310 | key |= BTN_ACT_FLAG0x100; | |||
1311 | sendEvent = _XkbApplyFilters(xkbi, key, NULL((void*)0)); | |||
1312 | } | |||
1313 | ||||
1314 | if (xkbi->groupChange != 0) | |||
1315 | xkbi->state.base_group += xkbi->groupChange; | |||
1316 | if (xkbi->setMods) { | |||
1317 | for (i = 0, bit = 1; xkbi->setMods; i++, bit <<= 1) { | |||
1318 | if (xkbi->setMods & bit) { | |||
1319 | keyc->modifierKeyCount[i]++; | |||
1320 | xkbi->state.base_mods |= bit; | |||
1321 | xkbi->setMods &= ~bit; | |||
1322 | } | |||
1323 | } | |||
1324 | } | |||
1325 | if (xkbi->clearMods) { | |||
1326 | for (i = 0, bit = 1; xkbi->clearMods; i++, bit <<= 1) { | |||
1327 | if (xkbi->clearMods & bit) { | |||
1328 | keyc->modifierKeyCount[i]--; | |||
1329 | if (keyc->modifierKeyCount[i] <= 0) { | |||
1330 | xkbi->state.base_mods &= ~bit; | |||
1331 | keyc->modifierKeyCount[i] = 0; | |||
1332 | } | |||
1333 | xkbi->clearMods &= ~bit; | |||
1334 | } | |||
1335 | } | |||
1336 | } | |||
1337 | ||||
1338 | if (sendEvent) { | |||
1339 | DeviceIntPtr tmpdev; | |||
1340 | ||||
1341 | if (keyEvent) | |||
1342 | tmpdev = dev; | |||
1343 | else | |||
1344 | tmpdev = GetMaster(dev, POINTER_OR_FLOAT6); | |||
1345 | ||||
1346 | UNWRAP_PROCESS_INPUT_PROC(tmpdev, xkbPrivPtr, backupproc)backupproc = tmpdev->public.realInputProc; if (tmpdev-> public.processInputProc == tmpdev->public.realInputProc) tmpdev ->public.processInputProc = xkbPrivPtr->realInputProc; tmpdev ->public.realInputProc = xkbPrivPtr->realInputProc; tmpdev ->unwrapProc = xkbPrivPtr->unwrapProc;; | |||
1347 | dev->public.processInputProc((InternalEvent *) event, tmpdev); | |||
1348 | COND_WRAP_PROCESS_INPUT_PROC(tmpdev, xkbPrivPtr,if (tmpdev->public.processInputProc == tmpdev->public.realInputProc ) tmpdev->public.processInputProc = backupproc; xkbPrivPtr ->processInputProc = xkbPrivPtr->realInputProc = tmpdev ->public.realInputProc; tmpdev->public.realInputProc = backupproc ; xkbPrivPtr->unwrapProc = tmpdev->unwrapProc; tmpdev-> unwrapProc = xkbUnwrapProc; | |||
1349 | backupproc, xkbUnwrapProc)if (tmpdev->public.processInputProc == tmpdev->public.realInputProc ) tmpdev->public.processInputProc = backupproc; xkbPrivPtr ->processInputProc = xkbPrivPtr->realInputProc = tmpdev ->public.realInputProc; tmpdev->public.realInputProc = backupproc ; xkbPrivPtr->unwrapProc = tmpdev->unwrapProc; tmpdev-> unwrapProc = xkbUnwrapProc;; | |||
1350 | } | |||
1351 | else if (keyEvent) { | |||
1352 | FixKeyState(event, dev); | |||
1353 | } | |||
1354 | ||||
1355 | _XkbApplyState(dev, genStateNotify, event->type, key); | |||
1356 | XkbPushLockedStateToSlaves(dev, event->type, key); | |||
1357 | } | |||
1358 | ||||
1359 | int | |||
1360 | XkbLatchModifiersSrvXkbLatchModifiers(DeviceIntPtr pXDev, CARD8 mask, CARD8 latches) | |||
1361 | { | |||
1362 | XkbSrvInfoPtr xkbi; | |||
1363 | XkbFilterPtr filter; | |||
1364 | XkbAction act; | |||
1365 | unsigned clear; | |||
1366 | ||||
1367 | if (pXDev && pXDev->key && pXDev->key->xkbInfo) { | |||
1368 | xkbi = pXDev->key->xkbInfo; | |||
1369 | clear = (mask & (~latches)); | |||
1370 | xkbi->state.latched_mods &= ~clear; | |||
1371 | /* Clear any pending latch to locks. | |||
1372 | */ | |||
1373 | act.type = XkbSA_NoAction0x00; | |||
1374 | _XkbApplyFilters(xkbi, SYNTHETIC_KEYCODE1, &act); | |||
1375 | act.type = XkbSA_LatchMods0x02; | |||
1376 | act.mods.flags = 0; | |||
1377 | act.mods.mask = mask & latches; | |||
1378 | filter = _XkbNextFreeFilter(xkbi); | |||
1379 | _XkbFilterLatchState(xkbi, filter, SYNTHETIC_KEYCODE1, &act); | |||
1380 | _XkbFilterLatchState(xkbi, filter, SYNTHETIC_KEYCODE1, | |||
1381 | (XkbAction *) NULL((void*)0)); | |||
1382 | return Success0; | |||
1383 | } | |||
1384 | return BadValue2; | |||
1385 | } | |||
1386 | ||||
1387 | int | |||
1388 | XkbLatchGroupSrvXkbLatchGroup(DeviceIntPtr pXDev, int group) | |||
1389 | { | |||
1390 | XkbSrvInfoPtr xkbi; | |||
1391 | XkbFilterPtr filter; | |||
1392 | XkbAction act; | |||
1393 | ||||
1394 | if (pXDev && pXDev->key && pXDev->key->xkbInfo) { | |||
1395 | xkbi = pXDev->key->xkbInfo; | |||
1396 | act.type = XkbSA_LatchGroup0x05; | |||
1397 | act.group.flags = 0; | |||
1398 | XkbSASetGroup(&act.group, group)((&act.group)->group_XXX=(group)); | |||
1399 | filter = _XkbNextFreeFilter(xkbi); | |||
1400 | _XkbFilterLatchState(xkbi, filter, SYNTHETIC_KEYCODE1, &act); | |||
1401 | _XkbFilterLatchState(xkbi, filter, SYNTHETIC_KEYCODE1, | |||
1402 | (XkbAction *) NULL((void*)0)); | |||
1403 | return Success0; | |||
1404 | } | |||
1405 | return BadValue2; | |||
1406 | } | |||
1407 | ||||
1408 | /***====================================================================***/ | |||
1409 | ||||
1410 | void | |||
1411 | XkbClearAllLatchesAndLocks(DeviceIntPtr dev, | |||
1412 | XkbSrvInfoPtr xkbi, | |||
1413 | Bool genEv, XkbEventCausePtr cause) | |||
1414 | { | |||
1415 | XkbStateRec os; | |||
1416 | xkbStateNotify sn; | |||
1417 | ||||
1418 | sn.changed = 0; | |||
1419 | os = xkbi->state; | |||
1420 | if (os.latched_mods) { /* clear all latches */ | |||
1421 | XkbLatchModifiersSrvXkbLatchModifiers(dev, ~0, 0); | |||
1422 | sn.changed |= XkbModifierLatchMask(1L << 2); | |||
1423 | } | |||
1424 | if (os.latched_group) { | |||
1425 | XkbLatchGroupSrvXkbLatchGroup(dev, 0); | |||
1426 | sn.changed |= XkbGroupLatchMask(1L << 6); | |||
1427 | } | |||
1428 | if (os.locked_mods) { | |||
1429 | xkbi->state.locked_mods = 0; | |||
1430 | sn.changed |= XkbModifierLockMask(1L << 3); | |||
1431 | } | |||
1432 | if (os.locked_group) { | |||
1433 | xkbi->state.locked_group = 0; | |||
1434 | sn.changed |= XkbGroupLockMask(1L << 7); | |||
1435 | } | |||
1436 | if (genEv && sn.changed) { | |||
1437 | CARD32 changed; | |||
1438 | ||||
1439 | XkbComputeDerivedState(xkbi); | |||
1440 | sn.keycode = cause->kc; | |||
1441 | sn.eventType = cause->event; | |||
1442 | sn.requestMajor = cause->mjr; | |||
1443 | sn.requestMinor = cause->mnr; | |||
1444 | sn.changed = XkbStateChangedFlags(&os, &xkbi->state); | |||
1445 | XkbSendStateNotify(dev, &sn); | |||
1446 | changed = XkbIndicatorsToUpdate(dev, sn.changed, FALSE0); | |||
1447 | if (changed) { | |||
1448 | XkbUpdateIndicators(dev, changed, TRUE1, NULL((void*)0), cause); | |||
1449 | } | |||
1450 | } | |||
1451 | return; | |||
1452 | } | |||
1453 | ||||
1454 | /* | |||
1455 | * The event is injected into the event processing, not the EQ. Thus, | |||
1456 | * ensure that we restore the master after the event sequence to the | |||
1457 | * original set of classes. Otherwise, the master remains on the XTEST | |||
1458 | * classes and drops events that don't fit into the XTEST layout (e.g. | |||
1459 | * events with more than 2 valuators). | |||
1460 | * | |||
1461 | * FIXME: EQ injection in the processing stage is not designed for, so this | |||
1462 | * is a rather awkward hack. The event list returned by GetPointerEvents() | |||
1463 | * and friends is always prefixed with a DCE if the last _posted_ device was | |||
1464 | * different. For normal events, this sequence then resets the master during | |||
1465 | * the processing stage. Since we inject the PointerKey events in the | |||
1466 | * processing stage though, we need to manually reset to restore the | |||
1467 | * previous order, because the events already in the EQ must be sent for the | |||
1468 | * right device. | |||
1469 | * So we post-fix the event list we get from GPE with a DCE back to the | |||
1470 | * previous slave device. | |||
1471 | * | |||
1472 | * First one on drinking island wins! | |||
1473 | */ | |||
1474 | static void | |||
1475 | InjectPointerKeyEvents(DeviceIntPtr dev, int type, int button, int flags, | |||
1476 | ValuatorMask *mask) | |||
1477 | { | |||
1478 | ScreenPtr pScreen; | |||
1479 | InternalEvent *events; | |||
1480 | int nevents, i; | |||
1481 | DeviceIntPtr ptr, mpointer, lastSlave = NULL((void*)0); | |||
1482 | Bool saveWait; | |||
1483 | ||||
1484 | if (IsMaster(dev)) { | |||
1485 | mpointer = GetMaster(dev, MASTER_POINTER1); | |||
1486 | lastSlave = mpointer->lastSlave; | |||
1487 | ptr = GetXTestDevice(mpointer); | |||
1488 | } | |||
1489 | else if (IsFloating(dev)) | |||
1490 | ptr = dev; | |||
1491 | else | |||
1492 | return; | |||
1493 | ||||
1494 | events = InitEventList(GetMaximumEventsNum() + 1); | |||
1495 | OsBlockSignals(); | |||
1496 | pScreen = miPointerGetScreen(ptr); | |||
1497 | saveWait = miPointerSetWaitForUpdate(pScreen, FALSE0); | |||
1498 | nevents = GetPointerEvents(events, ptr, type, button, flags, mask); | |||
1499 | if (IsMaster(dev) && (lastSlave && lastSlave != ptr)) | |||
1500 | UpdateFromMaster(&events[nevents], lastSlave, DEVCHANGE_POINTER_EVENT0x4, | |||
1501 | &nevents); | |||
1502 | miPointerSetWaitForUpdate(pScreen, saveWait); | |||
1503 | OsReleaseSignals(); | |||
1504 | ||||
1505 | for (i = 0; i < nevents; i++) | |||
1506 | mieqProcessDeviceEvent(ptr, &events[i], NULL((void*)0)); | |||
1507 | ||||
1508 | FreeEventList(events, GetMaximumEventsNum()); | |||
1509 | ||||
1510 | } | |||
1511 | ||||
1512 | static void | |||
1513 | XkbFakePointerMotion(DeviceIntPtr dev, unsigned flags, int x, int y) | |||
1514 | { | |||
1515 | ValuatorMask mask; | |||
1516 | int gpe_flags = 0; | |||
1517 | ||||
1518 | /* ignore attached SDs */ | |||
1519 | if (!IsMaster(dev) && !IsFloating(dev)) | |||
1520 | return; | |||
1521 | ||||
1522 | if (flags & XkbSA_MoveAbsoluteX(1L << 1) || flags & XkbSA_MoveAbsoluteY(1L << 2)) | |||
1523 | gpe_flags = POINTER_ABSOLUTE(1 << 2); | |||
1524 | else | |||
1525 | gpe_flags = POINTER_RELATIVE(1 << 1); | |||
1526 | ||||
1527 | valuator_mask_set_range(&mask, 0, 2, (int[]) { | |||
1528 | x, y}); | |||
1529 | ||||
1530 | InjectPointerKeyEvents(dev, MotionNotify6, 0, gpe_flags, &mask); | |||
1531 | } | |||
1532 | ||||
1533 | void | |||
1534 | XkbFakeDeviceButton(DeviceIntPtr dev, Bool press, int button) | |||
1535 | { | |||
1536 | DeviceIntPtr ptr; | |||
1537 | int down; | |||
1538 | ||||
1539 | /* If dev is a slave device, and the SD is attached, do nothing. If we'd | |||
1540 | * post through the attached master pointer we'd get duplicate events. | |||
1541 | * | |||
1542 | * if dev is a master keyboard, post through the XTEST device | |||
1543 | * | |||
1544 | * if dev is a floating slave, post through the device itself. | |||
1545 | */ | |||
1546 | ||||
1547 | if (IsMaster(dev)) { | |||
1548 | DeviceIntPtr mpointer = GetMaster(dev, MASTER_POINTER1); | |||
1549 | ||||
1550 | ptr = GetXTestDevice(mpointer); | |||
1551 | } | |||
1552 | else if (IsFloating(dev)) | |||
1553 | ptr = dev; | |||
1554 | else | |||
1555 | return; | |||
1556 | ||||
1557 | down = button_is_down(ptr, button, BUTTON_PROCESSED1); | |||
1558 | if (press == down) | |||
1559 | return; | |||
1560 | ||||
1561 | InjectPointerKeyEvents(dev, press ? ButtonPress4 : ButtonRelease5, | |||
1562 | button, 0, NULL((void*)0)); | |||
1563 | } |