File: | dix/dispatch.c |
Location: | line 2145, column 18 |
Description: | Call to 'calloc' has an allocation size of 0 bytes |
1 | /************************************************************ | |||
2 | ||||
3 | Copyright 1987, 1989, 1998 The Open Group | |||
4 | ||||
5 | Permission to use, copy, modify, distribute, and sell this software and its | |||
6 | documentation for any purpose is hereby granted without fee, provided that | |||
7 | the above copyright notice appear in all copies and that both that | |||
8 | copyright notice and this permission notice appear in supporting | |||
9 | documentation. | |||
10 | ||||
11 | The above copyright notice and this permission notice shall be included in | |||
12 | all copies or substantial portions of the Software. | |||
13 | ||||
14 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |||
15 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |||
16 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |||
17 | OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN | |||
18 | AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |||
19 | CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |||
20 | ||||
21 | Except as contained in this notice, the name of The Open Group shall not be | |||
22 | used in advertising or otherwise to promote the sale, use or other dealings | |||
23 | in this Software without prior written authorization from The Open Group. | |||
24 | ||||
25 | Copyright 1987, 1989 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 | /* The panoramix components contained the following notice */ | |||
48 | /***************************************************************** | |||
49 | ||||
50 | Copyright (c) 1991, 1997 Digital Equipment Corporation, Maynard, Massachusetts. | |||
51 | ||||
52 | Permission is hereby granted, free of charge, to any person obtaining a copy | |||
53 | of this software and associated documentation files (the "Software"), to deal | |||
54 | in the Software without restriction, including without limitation the rights | |||
55 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |||
56 | copies of the Software. | |||
57 | ||||
58 | The above copyright notice and this permission notice shall be included in | |||
59 | all copies or substantial portions of the Software. | |||
60 | ||||
61 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |||
62 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |||
63 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |||
64 | DIGITAL EQUIPMENT CORPORATION BE LIABLE FOR ANY CLAIM, DAMAGES, INCLUDING, | |||
65 | BUT NOT LIMITED TO CONSEQUENTIAL OR INCIDENTAL DAMAGES, OR OTHER LIABILITY, | |||
66 | WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR | |||
67 | IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |||
68 | ||||
69 | Except as contained in this notice, the name of Digital Equipment Corporation | |||
70 | shall not be used in advertising or otherwise to promote the sale, use or other | |||
71 | dealings in this Software without prior written authorization from Digital | |||
72 | Equipment Corporation. | |||
73 | ||||
74 | ******************************************************************/ | |||
75 | ||||
76 | /* XSERVER_DTRACE additions: | |||
77 | * Copyright (c) 2005-2006, Oracle and/or its affiliates. All rights reserved. | |||
78 | * | |||
79 | * Permission is hereby granted, free of charge, to any person obtaining a | |||
80 | * copy of this software and associated documentation files (the "Software"), | |||
81 | * to deal in the Software without restriction, including without limitation | |||
82 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |||
83 | * and/or sell copies of the Software, and to permit persons to whom the | |||
84 | * Software is furnished to do so, subject to the following conditions: | |||
85 | * | |||
86 | * The above copyright notice and this permission notice (including the next | |||
87 | * paragraph) shall be included in all copies or substantial portions of the | |||
88 | * Software. | |||
89 | * | |||
90 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |||
91 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |||
92 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |||
93 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |||
94 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | |||
95 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | |||
96 | * DEALINGS IN THE SOFTWARE. | |||
97 | */ | |||
98 | ||||
99 | #ifdef HAVE_DIX_CONFIG_H1 | |||
100 | #include <dix-config.h> | |||
101 | #include <version-config.h> | |||
102 | #endif | |||
103 | ||||
104 | #ifdef PANORAMIX_DEBUG | |||
105 | #include <stdio.h> | |||
106 | int ProcInitialConnection(); | |||
107 | #endif | |||
108 | ||||
109 | #include "windowstr.h" | |||
110 | #include <X11/fonts/fontstruct.h> | |||
111 | #include <X11/fonts/fontutil.h> | |||
112 | #include "dixfontstr.h" | |||
113 | #include "gcstruct.h" | |||
114 | #include "selection.h" | |||
115 | #include "colormapst.h" | |||
116 | #include "cursorstr.h" | |||
117 | #include "scrnintstr.h" | |||
118 | #include "opaque.h" | |||
119 | #include "input.h" | |||
120 | #include "servermd.h" | |||
121 | #include "extnsionst.h" | |||
122 | #include "dixfont.h" | |||
123 | #include "dispatch.h" | |||
124 | #include "swaprep.h" | |||
125 | #include "swapreq.h" | |||
126 | #include "privates.h" | |||
127 | #include "xace.h" | |||
128 | #include "inputstr.h" | |||
129 | #include "xkbsrv.h" | |||
130 | #include "site.h" | |||
131 | #include "client.h" | |||
132 | ||||
133 | #ifdef XSERVER_DTRACE1 | |||
134 | #include "registry.h" | |||
135 | #include "probes.h" | |||
136 | #endif | |||
137 | ||||
138 | #define mskcnt((512 + 31) / 32) ((MAXCLIENTS512 + 31) / 32) | |||
139 | #define BITMASK(i)(1U << ((i) & 31)) (1U << ((i) & 31)) | |||
140 | #define MASKIDX(i)((i) >> 5) ((i) >> 5) | |||
141 | #define MASKWORD(buf, i)buf[((i) >> 5)] buf[MASKIDX(i)((i) >> 5)] | |||
142 | #define BITSET(buf, i)buf[((i) >> 5)] |= (1U << ((i) & 31)) MASKWORD(buf, i)buf[((i) >> 5)] |= BITMASK(i)(1U << ((i) & 31)) | |||
143 | #define BITCLEAR(buf, i)buf[((i) >> 5)] &= ~(1U << ((i) & 31)) MASKWORD(buf, i)buf[((i) >> 5)] &= ~BITMASK(i)(1U << ((i) & 31)) | |||
144 | #define GETBIT(buf, i)(buf[((i) >> 5)] & (1U << ((i) & 31))) (MASKWORD(buf, i)buf[((i) >> 5)] & BITMASK(i)(1U << ((i) & 31))) | |||
145 | ||||
146 | xConnSetupPrefix connSetupPrefix; | |||
147 | ||||
148 | PaddingInfo PixmapWidthPaddingInfo[33]; | |||
149 | ||||
150 | static ClientPtr grabClient; | |||
151 | ||||
152 | #define GrabNone0 0 | |||
153 | #define GrabActive1 1 | |||
154 | #define GrabKickout2 2 | |||
155 | static int grabState = GrabNone0; | |||
156 | static long grabWaiters[mskcnt((512 + 31) / 32)]; | |||
157 | CallbackListPtr ServerGrabCallback = NULL((void*)0); | |||
158 | HWEventQueuePtr checkForInput[2]; | |||
159 | int connBlockScreenStart; | |||
160 | ||||
161 | static void KillAllClients(void); | |||
162 | ||||
163 | static int nextFreeClientID; /* always MIN free client ID */ | |||
164 | ||||
165 | static int nClients; /* number of authorized clients */ | |||
166 | ||||
167 | CallbackListPtr ClientStateCallback; | |||
168 | ||||
169 | /* dispatchException & isItTimeToYield must be declared volatile since they | |||
170 | * are modified by signal handlers - otherwise optimizer may assume it doesn't | |||
171 | * need to actually check value in memory when used and may miss changes from | |||
172 | * signal handlers. | |||
173 | */ | |||
174 | volatile char dispatchException = 0; | |||
175 | volatile char isItTimeToYield; | |||
176 | ||||
177 | #define SAME_SCREENS(a, b)( (a.pScreen == b.pScreen)) (\ | |||
178 | (a.pScreen == b.pScreen)) | |||
179 | ||||
180 | void | |||
181 | SetInputCheck(HWEventQueuePtr c0, HWEventQueuePtr c1) | |||
182 | { | |||
183 | checkForInput[0] = c0; | |||
184 | checkForInput[1] = c1; | |||
185 | } | |||
186 | ||||
187 | void | |||
188 | UpdateCurrentTime(void) | |||
189 | { | |||
190 | TimeStamp systime; | |||
191 | ||||
192 | /* To avoid time running backwards, we must call GetTimeInMillis before | |||
193 | * calling ProcessInputEvents. | |||
194 | */ | |||
195 | systime.months = currentTime.months; | |||
196 | systime.milliseconds = GetTimeInMillis(); | |||
197 | if (systime.milliseconds < currentTime.milliseconds) | |||
198 | systime.months++; | |||
199 | if (*checkForInput[0] != *checkForInput[1]) | |||
200 | ProcessInputEvents(); | |||
201 | if (CompareTimeStamps(systime, currentTime) == LATER1) | |||
202 | currentTime = systime; | |||
203 | } | |||
204 | ||||
205 | /* Like UpdateCurrentTime, but can't call ProcessInputEvents */ | |||
206 | void | |||
207 | UpdateCurrentTimeIf(void) | |||
208 | { | |||
209 | TimeStamp systime; | |||
210 | ||||
211 | systime.months = currentTime.months; | |||
212 | systime.milliseconds = GetTimeInMillis(); | |||
213 | if (systime.milliseconds < currentTime.milliseconds) | |||
214 | systime.months++; | |||
215 | if (CompareTimeStamps(systime, currentTime) == LATER1) | |||
216 | currentTime = systime; | |||
217 | } | |||
218 | ||||
219 | #undef SMART_DEBUG | |||
220 | ||||
221 | /* in milliseconds */ | |||
222 | #define SMART_SCHEDULE_DEFAULT_INTERVAL5 5 | |||
223 | #define SMART_SCHEDULE_MAX_SLICE15 15 | |||
224 | ||||
225 | #ifdef HAVE_SETITIMER1 | |||
226 | #define SMART_SCHEDULE_DEFAULT_SIGNAL_ENABLE1 HAVE_SETITIMER1 | |||
227 | Bool SmartScheduleSignalEnable = SMART_SCHEDULE_DEFAULT_SIGNAL_ENABLE1; | |||
228 | #endif | |||
229 | ||||
230 | long SmartScheduleSlice = SMART_SCHEDULE_DEFAULT_INTERVAL5; | |||
231 | long SmartScheduleInterval = SMART_SCHEDULE_DEFAULT_INTERVAL5; | |||
232 | long SmartScheduleMaxSlice = SMART_SCHEDULE_MAX_SLICE15; | |||
233 | long SmartScheduleTime; | |||
234 | int SmartScheduleLatencyLimited = 0; | |||
235 | static ClientPtr SmartLastClient; | |||
236 | static int SmartLastIndex[SMART_MAX_PRIORITY(20) - SMART_MIN_PRIORITY(-20) + 1]; | |||
237 | ||||
238 | #ifdef SMART_DEBUG | |||
239 | long SmartLastPrint; | |||
240 | #endif | |||
241 | ||||
242 | void Dispatch(void); | |||
243 | ||||
244 | static int | |||
245 | SmartScheduleClient(int *clientReady, int nready) | |||
246 | { | |||
247 | ClientPtr pClient; | |||
248 | int i; | |||
249 | int client; | |||
250 | int bestPrio, best = 0; | |||
251 | int bestRobin, robin; | |||
252 | long now = SmartScheduleTime; | |||
253 | long idle; | |||
254 | ||||
255 | bestPrio = -0x7fffffff; | |||
256 | bestRobin = 0; | |||
257 | idle = 2 * SmartScheduleSlice; | |||
258 | for (i = 0; i < nready; i++) { | |||
259 | client = clientReady[i]; | |||
260 | pClient = clients[client]; | |||
261 | /* Praise clients which haven't run in a while */ | |||
262 | if ((now - pClient->smart_stop_tick) >= idle) { | |||
263 | if (pClient->smart_priority < 0) | |||
264 | pClient->smart_priority++; | |||
265 | } | |||
266 | ||||
267 | /* check priority to select best client */ | |||
268 | robin = | |||
269 | (pClient->index - | |||
270 | SmartLastIndex[pClient->smart_priority - | |||
271 | SMART_MIN_PRIORITY(-20)]) & 0xff; | |||
272 | if (pClient->smart_priority > bestPrio || | |||
273 | (pClient->smart_priority == bestPrio && robin > bestRobin)) { | |||
274 | bestPrio = pClient->smart_priority; | |||
275 | bestRobin = robin; | |||
276 | best = client; | |||
277 | } | |||
278 | #ifdef SMART_DEBUG | |||
279 | if ((now - SmartLastPrint) >= 5000) | |||
280 | fprintf(stderr__stderrp, " %2d: %3d", client, pClient->smart_priority); | |||
281 | #endif | |||
282 | } | |||
283 | #ifdef SMART_DEBUG | |||
284 | if ((now - SmartLastPrint) >= 5000) { | |||
285 | fprintf(stderr__stderrp, " use %2d\n", best); | |||
286 | SmartLastPrint = now; | |||
287 | } | |||
288 | #endif | |||
289 | pClient = clients[best]; | |||
290 | SmartLastIndex[bestPrio - SMART_MIN_PRIORITY(-20)] = pClient->index; | |||
291 | /* | |||
292 | * Set current client pointer | |||
293 | */ | |||
294 | if (SmartLastClient != pClient) { | |||
295 | pClient->smart_start_tick = now; | |||
296 | SmartLastClient = pClient; | |||
297 | } | |||
298 | /* | |||
299 | * Adjust slice | |||
300 | */ | |||
301 | if (nready == 1 && SmartScheduleLatencyLimited == 0) { | |||
302 | /* | |||
303 | * If it's been a long time since another client | |||
304 | * has run, bump the slice up to get maximal | |||
305 | * performance from a single client | |||
306 | */ | |||
307 | if ((now - pClient->smart_start_tick) > 1000 && | |||
308 | SmartScheduleSlice < SmartScheduleMaxSlice) { | |||
309 | SmartScheduleSlice += SmartScheduleInterval; | |||
310 | } | |||
311 | } | |||
312 | else { | |||
313 | SmartScheduleSlice = SmartScheduleInterval; | |||
314 | } | |||
315 | return best; | |||
316 | } | |||
317 | ||||
318 | void | |||
319 | EnableLimitedSchedulingLatency(void) | |||
320 | { | |||
321 | ++SmartScheduleLatencyLimited; | |||
322 | SmartScheduleSlice = SmartScheduleInterval; | |||
323 | } | |||
324 | ||||
325 | void | |||
326 | DisableLimitedSchedulingLatency(void) | |||
327 | { | |||
328 | --SmartScheduleLatencyLimited; | |||
329 | ||||
330 | /* protect against bugs */ | |||
331 | if (SmartScheduleLatencyLimited < 0) | |||
332 | SmartScheduleLatencyLimited = 0; | |||
333 | } | |||
334 | ||||
335 | void | |||
336 | Dispatch(void) | |||
337 | { | |||
338 | int *clientReady; /* array of request ready clients */ | |||
339 | int result; | |||
340 | ClientPtr client; | |||
341 | int nready; | |||
342 | HWEventQueuePtr *icheck = checkForInput; | |||
343 | long start_tick; | |||
344 | ||||
345 | nextFreeClientID = 1; | |||
346 | nClients = 0; | |||
347 | ||||
348 | clientReady = xallocarray(MaxClients, sizeof(int))xreallocarray(((void*)0), (MaxClients), (sizeof(int))); | |||
349 | if (!clientReady) | |||
350 | return; | |||
351 | ||||
352 | SmartScheduleSlice = SmartScheduleInterval; | |||
353 | while (!dispatchException) { | |||
354 | if (*icheck[0] != *icheck[1]) { | |||
355 | ProcessInputEvents(); | |||
356 | FlushIfCriticalOutputPending(); | |||
357 | } | |||
358 | ||||
359 | nready = WaitForSomething(clientReady); | |||
360 | ||||
361 | if (nready) { | |||
362 | clientReady[0] = SmartScheduleClient(clientReady, nready); | |||
363 | nready = 1; | |||
364 | } | |||
365 | /***************** | |||
366 | * Handle events in round robin fashion, doing input between | |||
367 | * each round | |||
368 | *****************/ | |||
369 | ||||
370 | while (!dispatchException && (--nready >= 0)) { | |||
371 | client = clients[clientReady[nready]]; | |||
372 | if (!client) { | |||
373 | /* KillClient can cause this to happen */ | |||
374 | continue; | |||
375 | } | |||
376 | /* GrabServer activation can cause this to be true */ | |||
377 | if (grabState == GrabKickout2) { | |||
378 | grabState = GrabActive1; | |||
379 | break; | |||
380 | } | |||
381 | isItTimeToYield = FALSE0; | |||
382 | ||||
383 | start_tick = SmartScheduleTime; | |||
384 | while (!isItTimeToYield) { | |||
385 | if (*icheck[0] != *icheck[1]) | |||
386 | ProcessInputEvents(); | |||
387 | ||||
388 | FlushIfCriticalOutputPending(); | |||
389 | if ((SmartScheduleTime - start_tick) >= SmartScheduleSlice) | |||
390 | { | |||
391 | /* Penalize clients which consume ticks */ | |||
392 | if (client->smart_priority > SMART_MIN_PRIORITY(-20)) | |||
393 | client->smart_priority--; | |||
394 | break; | |||
395 | } | |||
396 | ||||
397 | /* now, finally, deal with client requests */ | |||
398 | result = ReadRequestFromClient(client); | |||
399 | if (result <= 0) { | |||
400 | if (result < 0) | |||
401 | CloseDownClient(client); | |||
402 | break; | |||
403 | } | |||
404 | ||||
405 | client->sequence++; | |||
406 | client->majorOp = ((xReq *) client->requestBuffer)->reqType; | |||
407 | client->minorOp = 0; | |||
408 | if (client->majorOp >= EXTENSION_BASE128) { | |||
409 | ExtensionEntry *ext = GetExtensionEntry(client->majorOp); | |||
410 | ||||
411 | if (ext) | |||
412 | client->minorOp = ext->MinorOpcode(client); | |||
413 | } | |||
414 | #ifdef XSERVER_DTRACE1 | |||
415 | if (XSERVER_REQUEST_START_ENABLED()({ int _r = __dtrace_isenabled$Xserver$request__start$v1(); __asm__ volatile(""); _r; })) | |||
416 | XSERVER_REQUEST_START(LookupMajorName(client->majorOp),do { __asm__ volatile(".reference " "___dtrace_typedefs$Xserver$v2$636f6e73745f646f75626c655f70$636f6e73745f75696e74385f70" ); __dtrace_probe$Xserver$request__start$v1$63686172202a$75696e74385f74$75696e7431365f74$696e74$766f6964202a (LookupMajorName(client->majorOp), client->majorOp, ((xReq *) client->requestBuffer)->length, client->index, client ->requestBuffer); __asm__ volatile(".reference " "___dtrace_stability$Xserver$v1$4_4_5_1_1_0_1_1_0_4_4_5_4_4_5" ); } while (0) | |||
417 | client->majorOp,do { __asm__ volatile(".reference " "___dtrace_typedefs$Xserver$v2$636f6e73745f646f75626c655f70$636f6e73745f75696e74385f70" ); __dtrace_probe$Xserver$request__start$v1$63686172202a$75696e74385f74$75696e7431365f74$696e74$766f6964202a (LookupMajorName(client->majorOp), client->majorOp, ((xReq *) client->requestBuffer)->length, client->index, client ->requestBuffer); __asm__ volatile(".reference " "___dtrace_stability$Xserver$v1$4_4_5_1_1_0_1_1_0_4_4_5_4_4_5" ); } while (0) | |||
418 | ((xReq *) client->requestBuffer)->length,do { __asm__ volatile(".reference " "___dtrace_typedefs$Xserver$v2$636f6e73745f646f75626c655f70$636f6e73745f75696e74385f70" ); __dtrace_probe$Xserver$request__start$v1$63686172202a$75696e74385f74$75696e7431365f74$696e74$766f6964202a (LookupMajorName(client->majorOp), client->majorOp, ((xReq *) client->requestBuffer)->length, client->index, client ->requestBuffer); __asm__ volatile(".reference " "___dtrace_stability$Xserver$v1$4_4_5_1_1_0_1_1_0_4_4_5_4_4_5" ); } while (0) | |||
419 | client->index,do { __asm__ volatile(".reference " "___dtrace_typedefs$Xserver$v2$636f6e73745f646f75626c655f70$636f6e73745f75696e74385f70" ); __dtrace_probe$Xserver$request__start$v1$63686172202a$75696e74385f74$75696e7431365f74$696e74$766f6964202a (LookupMajorName(client->majorOp), client->majorOp, ((xReq *) client->requestBuffer)->length, client->index, client ->requestBuffer); __asm__ volatile(".reference " "___dtrace_stability$Xserver$v1$4_4_5_1_1_0_1_1_0_4_4_5_4_4_5" ); } while (0) | |||
420 | client->requestBuffer)do { __asm__ volatile(".reference " "___dtrace_typedefs$Xserver$v2$636f6e73745f646f75626c655f70$636f6e73745f75696e74385f70" ); __dtrace_probe$Xserver$request__start$v1$63686172202a$75696e74385f74$75696e7431365f74$696e74$766f6964202a (LookupMajorName(client->majorOp), client->majorOp, ((xReq *) client->requestBuffer)->length, client->index, client ->requestBuffer); __asm__ volatile(".reference " "___dtrace_stability$Xserver$v1$4_4_5_1_1_0_1_1_0_4_4_5_4_4_5" ); } while (0); | |||
421 | #endif | |||
422 | if (result > (maxBigRequestSize << 2)) | |||
423 | result = BadLength16; | |||
424 | else { | |||
425 | result = XaceHookDispatch(client, client->majorOp); | |||
426 | if (result == Success0) | |||
427 | result = | |||
428 | (*client->requestVector[client->majorOp]) (client); | |||
429 | XaceHookAuditEnd(client, result); | |||
430 | } | |||
431 | if (!SmartScheduleSignalEnable) | |||
432 | SmartScheduleTime = GetTimeInMillis(); | |||
433 | ||||
434 | #ifdef XSERVER_DTRACE1 | |||
435 | if (XSERVER_REQUEST_DONE_ENABLED()({ int _r = __dtrace_isenabled$Xserver$request__done$v1(); __asm__ volatile(""); _r; })) | |||
436 | XSERVER_REQUEST_DONE(LookupMajorName(client->majorOp),do { __asm__ volatile(".reference " "___dtrace_typedefs$Xserver$v2$636f6e73745f646f75626c655f70$636f6e73745f75696e74385f70" ); __dtrace_probe$Xserver$request__done$v1$63686172202a$75696e74385f74$75696e7433325f74$696e74$696e74 (LookupMajorName(client->majorOp), client->majorOp, client ->sequence, client->index, result); __asm__ volatile(".reference " "___dtrace_stability$Xserver$v1$4_4_5_1_1_0_1_1_0_4_4_5_4_4_5" ); } while (0) | |||
437 | client->majorOp, client->sequence,do { __asm__ volatile(".reference " "___dtrace_typedefs$Xserver$v2$636f6e73745f646f75626c655f70$636f6e73745f75696e74385f70" ); __dtrace_probe$Xserver$request__done$v1$63686172202a$75696e74385f74$75696e7433325f74$696e74$696e74 (LookupMajorName(client->majorOp), client->majorOp, client ->sequence, client->index, result); __asm__ volatile(".reference " "___dtrace_stability$Xserver$v1$4_4_5_1_1_0_1_1_0_4_4_5_4_4_5" ); } while (0) | |||
438 | client->index, result)do { __asm__ volatile(".reference " "___dtrace_typedefs$Xserver$v2$636f6e73745f646f75626c655f70$636f6e73745f75696e74385f70" ); __dtrace_probe$Xserver$request__done$v1$63686172202a$75696e74385f74$75696e7433325f74$696e74$696e74 (LookupMajorName(client->majorOp), client->majorOp, client ->sequence, client->index, result); __asm__ volatile(".reference " "___dtrace_stability$Xserver$v1$4_4_5_1_1_0_1_1_0_4_4_5_4_4_5" ); } while (0); | |||
439 | #endif | |||
440 | ||||
441 | if (client->noClientException != Success0) { | |||
442 | CloseDownClient(client); | |||
443 | break; | |||
444 | } | |||
445 | else if (result != Success0) { | |||
446 | SendErrorToClient(client, client->majorOp, | |||
447 | client->minorOp, | |||
448 | client->errorValue, result); | |||
449 | break; | |||
450 | } | |||
451 | } | |||
452 | FlushAllOutput(); | |||
453 | client = clients[clientReady[nready]]; | |||
454 | if (client) | |||
455 | client->smart_stop_tick = SmartScheduleTime; | |||
456 | } | |||
457 | dispatchException &= ~DE_PRIORITYCHANGE4; | |||
458 | } | |||
459 | #if defined(DDXBEFORERESET) | |||
460 | ddxBeforeReset(); | |||
461 | #endif | |||
462 | KillAllClients(); | |||
463 | free(clientReady); | |||
464 | dispatchException &= ~DE_RESET1; | |||
465 | SmartScheduleLatencyLimited = 0; | |||
466 | ResetOsBuffers(); | |||
467 | } | |||
468 | ||||
469 | static int VendorRelease = VENDOR_RELEASE(((1) * 10000000) + ((18) * 100000) + ((99) * 1000) + 1); | |||
470 | static const char *VendorString = VENDOR_NAME"The X.Org Foundation"; | |||
471 | ||||
472 | void | |||
473 | SetVendorRelease(int release) | |||
474 | { | |||
475 | VendorRelease = release; | |||
476 | } | |||
477 | ||||
478 | void | |||
479 | SetVendorString(const char *vendor) | |||
480 | { | |||
481 | VendorString = vendor; | |||
482 | } | |||
483 | ||||
484 | Bool | |||
485 | CreateConnectionBlock(void) | |||
486 | { | |||
487 | xConnSetup setup; | |||
488 | xWindowRoot root; | |||
489 | xDepth depth; | |||
490 | xVisualType visual; | |||
491 | xPixmapFormat format; | |||
492 | unsigned long vid; | |||
493 | int i, j, k, lenofblock, sizesofar = 0; | |||
494 | char *pBuf; | |||
495 | ||||
496 | memset(&setup, 0, sizeof(xConnSetup))__builtin___memset_chk (&setup, 0, sizeof(xConnSetup), __builtin_object_size (&setup, 0)); | |||
497 | /* Leave off the ridBase and ridMask, these must be sent with | |||
498 | connection */ | |||
499 | ||||
500 | setup.release = VendorRelease; | |||
501 | /* | |||
502 | * per-server image and bitmap parameters are defined in Xmd.h | |||
503 | */ | |||
504 | setup.imageByteOrder = screenInfo.imageByteOrder; | |||
505 | ||||
506 | setup.bitmapScanlineUnit = screenInfo.bitmapScanlineUnit; | |||
507 | setup.bitmapScanlinePad = screenInfo.bitmapScanlinePad; | |||
508 | ||||
509 | setup.bitmapBitOrder = screenInfo.bitmapBitOrder; | |||
510 | setup.motionBufferSize = NumMotionEvents(); | |||
511 | setup.numRoots = screenInfo.numScreens; | |||
512 | setup.nbytesVendor = strlen(VendorString); | |||
513 | setup.numFormats = screenInfo.numPixmapFormats; | |||
514 | setup.maxRequestSize = MAX_REQUEST_SIZE65535; | |||
515 | QueryMinMaxKeyCodes(&setup.minKeyCode, &setup.maxKeyCode); | |||
516 | ||||
517 | lenofblock = sizeof(xConnSetup) + | |||
518 | pad_to_int32(setup.nbytesVendor) + | |||
519 | (setup.numFormats * sizeof(xPixmapFormat)) + | |||
520 | (setup.numRoots * sizeof(xWindowRoot)); | |||
521 | ConnectionInfo = malloc(lenofblock); | |||
522 | if (!ConnectionInfo) | |||
523 | return FALSE0; | |||
524 | ||||
525 | memmove(ConnectionInfo, (char *) &setup, sizeof(xConnSetup))__builtin___memmove_chk (ConnectionInfo, (char *) &setup, sizeof(xConnSetup), __builtin_object_size (ConnectionInfo, 0 )); | |||
526 | sizesofar = sizeof(xConnSetup); | |||
527 | pBuf = ConnectionInfo + sizeof(xConnSetup); | |||
528 | ||||
529 | memmove(pBuf, VendorString, (int) setup.nbytesVendor)__builtin___memmove_chk (pBuf, VendorString, (int) setup.nbytesVendor , __builtin_object_size (pBuf, 0)); | |||
530 | sizesofar += setup.nbytesVendor; | |||
531 | pBuf += setup.nbytesVendor; | |||
532 | i = padding_for_int32(setup.nbytesVendor); | |||
533 | sizesofar += i; | |||
534 | while (--i >= 0) | |||
535 | *pBuf++ = 0; | |||
536 | ||||
537 | memset(&format, 0, sizeof(xPixmapFormat))__builtin___memset_chk (&format, 0, sizeof(xPixmapFormat) , __builtin_object_size (&format, 0)); | |||
538 | for (i = 0; i < screenInfo.numPixmapFormats; i++) { | |||
539 | format.depth = screenInfo.formats[i].depth; | |||
540 | format.bitsPerPixel = screenInfo.formats[i].bitsPerPixel; | |||
541 | format.scanLinePad = screenInfo.formats[i].scanlinePad; | |||
542 | memmove(pBuf, (char *) &format, sizeof(xPixmapFormat))__builtin___memmove_chk (pBuf, (char *) &format, sizeof(xPixmapFormat ), __builtin_object_size (pBuf, 0)); | |||
543 | pBuf += sizeof(xPixmapFormat); | |||
544 | sizesofar += sizeof(xPixmapFormat); | |||
545 | } | |||
546 | ||||
547 | connBlockScreenStart = sizesofar; | |||
548 | memset(&depth, 0, sizeof(xDepth))__builtin___memset_chk (&depth, 0, sizeof(xDepth), __builtin_object_size (&depth, 0)); | |||
549 | memset(&visual, 0, sizeof(xVisualType))__builtin___memset_chk (&visual, 0, sizeof(xVisualType), __builtin_object_size (&visual, 0)); | |||
550 | for (i = 0; i < screenInfo.numScreens; i++) { | |||
551 | ScreenPtr pScreen; | |||
552 | DepthPtr pDepth; | |||
553 | VisualPtr pVisual; | |||
554 | ||||
555 | pScreen = screenInfo.screens[i]; | |||
556 | root.windowId = pScreen->root->drawable.id; | |||
557 | root.defaultColormap = pScreen->defColormap; | |||
558 | root.whitePixel = pScreen->whitePixel; | |||
559 | root.blackPixel = pScreen->blackPixel; | |||
560 | root.currentInputMask = 0; /* filled in when sent */ | |||
561 | root.pixWidth = pScreen->width; | |||
562 | root.pixHeight = pScreen->height; | |||
563 | root.mmWidth = pScreen->mmWidth; | |||
564 | root.mmHeight = pScreen->mmHeight; | |||
565 | root.minInstalledMaps = pScreen->minInstalledCmaps; | |||
566 | root.maxInstalledMaps = pScreen->maxInstalledCmaps; | |||
567 | root.rootVisualID = pScreen->rootVisual; | |||
568 | root.backingStore = pScreen->backingStoreSupport; | |||
569 | root.saveUnders = FALSE0; | |||
570 | root.rootDepth = pScreen->rootDepth; | |||
571 | root.nDepths = pScreen->numDepths; | |||
572 | memmove(pBuf, (char *) &root, sizeof(xWindowRoot))__builtin___memmove_chk (pBuf, (char *) &root, sizeof(xWindowRoot ), __builtin_object_size (pBuf, 0)); | |||
573 | sizesofar += sizeof(xWindowRoot); | |||
574 | pBuf += sizeof(xWindowRoot); | |||
575 | ||||
576 | pDepth = pScreen->allowedDepths; | |||
577 | for (j = 0; j < pScreen->numDepths; j++, pDepth++) { | |||
578 | lenofblock += sizeof(xDepth) + | |||
579 | (pDepth->numVids * sizeof(xVisualType)); | |||
580 | pBuf = (char *) realloc(ConnectionInfo, lenofblock); | |||
581 | if (!pBuf) { | |||
582 | free(ConnectionInfo); | |||
583 | return FALSE0; | |||
584 | } | |||
585 | ConnectionInfo = pBuf; | |||
586 | pBuf += sizesofar; | |||
587 | depth.depth = pDepth->depth; | |||
588 | depth.nVisuals = pDepth->numVids; | |||
589 | memmove(pBuf, (char *) &depth, sizeof(xDepth))__builtin___memmove_chk (pBuf, (char *) &depth, sizeof(xDepth ), __builtin_object_size (pBuf, 0)); | |||
590 | pBuf += sizeof(xDepth); | |||
591 | sizesofar += sizeof(xDepth); | |||
592 | for (k = 0; k < pDepth->numVids; k++) { | |||
593 | vid = pDepth->vids[k]; | |||
594 | for (pVisual = pScreen->visuals; | |||
595 | pVisual->vid != vid; pVisual++); | |||
596 | visual.visualID = vid; | |||
597 | visual.class = pVisual->class; | |||
598 | visual.bitsPerRGB = pVisual->bitsPerRGBValue; | |||
599 | visual.colormapEntries = pVisual->ColormapEntries; | |||
600 | visual.redMask = pVisual->redMask; | |||
601 | visual.greenMask = pVisual->greenMask; | |||
602 | visual.blueMask = pVisual->blueMask; | |||
603 | memmove(pBuf, (char *) &visual, sizeof(xVisualType))__builtin___memmove_chk (pBuf, (char *) &visual, sizeof(xVisualType ), __builtin_object_size (pBuf, 0)); | |||
604 | pBuf += sizeof(xVisualType); | |||
605 | sizesofar += sizeof(xVisualType); | |||
606 | } | |||
607 | } | |||
608 | } | |||
609 | connSetupPrefix.success = xTrue1; | |||
610 | connSetupPrefix.length = lenofblock / 4; | |||
611 | connSetupPrefix.majorVersion = X_PROTOCOL11; | |||
612 | connSetupPrefix.minorVersion = X_PROTOCOL_REVISION0; | |||
613 | return TRUE1; | |||
614 | } | |||
615 | ||||
616 | int | |||
617 | ProcBadRequest(ClientPtr client) | |||
618 | { | |||
619 | return BadRequest1; | |||
620 | } | |||
621 | ||||
622 | int | |||
623 | ProcCreateWindow(ClientPtr client) | |||
624 | { | |||
625 | WindowPtr pParent, pWin; | |||
626 | ||||
627 | REQUEST(xCreateWindowReq)xCreateWindowReq *stuff = (xCreateWindowReq *)client->requestBuffer; | |||
628 | int len, rc; | |||
629 | ||||
630 | REQUEST_AT_LEAST_SIZE(xCreateWindowReq)if ((sizeof(xCreateWindowReq) >> 2) > client->req_len ) return(16); | |||
631 | ||||
632 | LEGAL_NEW_RESOURCE(stuff->wid, client)if (!LegalNewID(stuff->wid,client)) { client->errorValue = stuff->wid; return 14; }; | |||
633 | rc = dixLookupWindow(&pParent, stuff->parent, client, DixAddAccess(1<<12)); | |||
634 | if (rc != Success0) | |||
635 | return rc; | |||
636 | len = client->req_len - bytes_to_int32(sizeof(xCreateWindowReq)); | |||
637 | if (Ones(stuff->mask) != len) | |||
638 | return BadLength16; | |||
639 | if (!stuff->width || !stuff->height) { | |||
640 | client->errorValue = 0; | |||
641 | return BadValue2; | |||
642 | } | |||
643 | pWin = CreateWindow(stuff->wid, pParent, stuff->x, | |||
644 | stuff->y, stuff->width, stuff->height, | |||
645 | stuff->borderWidth, stuff->class, | |||
646 | stuff->mask, (XID *) &stuff[1], | |||
647 | (int) stuff->depth, client, stuff->visual, &rc); | |||
648 | if (pWin) { | |||
649 | Mask mask = pWin->eventMask; | |||
650 | ||||
651 | pWin->eventMask = 0; /* subterfuge in case AddResource fails */ | |||
652 | if (!AddResourceDarwin_X_AddResource(stuff->wid, RT_WINDOW((RESTYPE)1|((RESTYPE)1<<30)), (void *) pWin)) | |||
653 | return BadAlloc11; | |||
654 | pWin->eventMask = mask; | |||
655 | } | |||
656 | return rc; | |||
657 | } | |||
658 | ||||
659 | int | |||
660 | ProcChangeWindowAttributes(ClientPtr client) | |||
661 | { | |||
662 | WindowPtr pWin; | |||
663 | ||||
664 | REQUEST(xChangeWindowAttributesReq)xChangeWindowAttributesReq *stuff = (xChangeWindowAttributesReq *)client->requestBuffer; | |||
665 | int len, rc; | |||
666 | Mask access_mode = 0; | |||
667 | ||||
668 | REQUEST_AT_LEAST_SIZE(xChangeWindowAttributesReq)if ((sizeof(xChangeWindowAttributesReq) >> 2) > client ->req_len ) return(16); | |||
669 | access_mode |= (stuff->valueMask & CWEventMask(1L<<11)) ? DixReceiveAccess(1<<23) : 0; | |||
670 | access_mode |= (stuff->valueMask & ~CWEventMask(1L<<11)) ? DixSetAttrAccess(1<<5) : 0; | |||
671 | rc = dixLookupWindow(&pWin, stuff->window, client, access_mode); | |||
672 | if (rc != Success0) | |||
673 | return rc; | |||
674 | len = client->req_len - bytes_to_int32(sizeof(xChangeWindowAttributesReq)); | |||
675 | if (len != Ones(stuff->valueMask)) | |||
676 | return BadLength16; | |||
677 | return ChangeWindowAttributesDarwin_X_ChangeWindowAttributes(pWin, | |||
678 | stuff->valueMask, (XID *) &stuff[1], client); | |||
679 | } | |||
680 | ||||
681 | int | |||
682 | ProcGetWindowAttributes(ClientPtr client) | |||
683 | { | |||
684 | WindowPtr pWin; | |||
685 | ||||
686 | REQUEST(xResourceReq)xResourceReq *stuff = (xResourceReq *)client->requestBuffer; | |||
687 | xGetWindowAttributesReply wa; | |||
688 | int rc; | |||
689 | ||||
690 | REQUEST_SIZE_MATCH(xResourceReq)if ((sizeof(xResourceReq) >> 2) != client->req_len) return (16); | |||
691 | rc = dixLookupWindow(&pWin, stuff->id, client, DixGetAttrAccess(1<<4)); | |||
692 | if (rc != Success0) | |||
693 | return rc; | |||
694 | memset(&wa, 0, sizeof(xGetWindowAttributesReply))__builtin___memset_chk (&wa, 0, sizeof(xGetWindowAttributesReply ), __builtin_object_size (&wa, 0)); | |||
695 | GetWindowAttributes(pWin, client, &wa)Darwin_X_GetWindowAttributes(pWin,client,&wa); | |||
696 | WriteReplyToClient(client, sizeof(xGetWindowAttributesReply), &wa){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xGetWindowAttributesReply )), &wa); else WriteToClient(client, (int)(sizeof(xGetWindowAttributesReply )), (&wa)); }; | |||
697 | return Success0; | |||
698 | } | |||
699 | ||||
700 | int | |||
701 | ProcDestroyWindow(ClientPtr client) | |||
702 | { | |||
703 | WindowPtr pWin; | |||
704 | ||||
705 | REQUEST(xResourceReq)xResourceReq *stuff = (xResourceReq *)client->requestBuffer; | |||
706 | int rc; | |||
707 | ||||
708 | REQUEST_SIZE_MATCH(xResourceReq)if ((sizeof(xResourceReq) >> 2) != client->req_len) return (16); | |||
709 | rc = dixLookupWindow(&pWin, stuff->id, client, DixDestroyAccess(1<<2)); | |||
710 | if (rc != Success0) | |||
711 | return rc; | |||
712 | if (pWin->parent) { | |||
713 | rc = dixLookupWindow(&pWin, pWin->parent->drawable.id, client, | |||
714 | DixRemoveAccess(1<<13)); | |||
715 | if (rc != Success0) | |||
716 | return rc; | |||
717 | FreeResource(stuff->id, RT_NONE((RESTYPE)0)); | |||
718 | } | |||
719 | return Success0; | |||
720 | } | |||
721 | ||||
722 | int | |||
723 | ProcDestroySubwindows(ClientPtr client) | |||
724 | { | |||
725 | WindowPtr pWin; | |||
726 | ||||
727 | REQUEST(xResourceReq)xResourceReq *stuff = (xResourceReq *)client->requestBuffer; | |||
728 | int rc; | |||
729 | ||||
730 | REQUEST_SIZE_MATCH(xResourceReq)if ((sizeof(xResourceReq) >> 2) != client->req_len) return (16); | |||
731 | rc = dixLookupWindow(&pWin, stuff->id, client, DixRemoveAccess(1<<13)); | |||
732 | if (rc != Success0) | |||
733 | return rc; | |||
734 | DestroySubwindows(pWin, client); | |||
735 | return Success0; | |||
736 | } | |||
737 | ||||
738 | int | |||
739 | ProcChangeSaveSet(ClientPtr client) | |||
740 | { | |||
741 | WindowPtr pWin; | |||
742 | ||||
743 | REQUEST(xChangeSaveSetReq)xChangeSaveSetReq *stuff = (xChangeSaveSetReq *)client->requestBuffer; | |||
744 | int rc; | |||
745 | ||||
746 | REQUEST_SIZE_MATCH(xChangeSaveSetReq)if ((sizeof(xChangeSaveSetReq) >> 2) != client->req_len ) return(16); | |||
747 | rc = dixLookupWindow(&pWin, stuff->window, client, DixManageAccess(1<<25)); | |||
748 | if (rc != Success0) | |||
749 | return rc; | |||
750 | if (client->clientAsMask == (CLIENT_BITS(pWin->drawable.id)((pWin->drawable.id) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))))) | |||
751 | return BadMatch8; | |||
752 | if ((stuff->mode == SetModeInsert0) || (stuff->mode == SetModeDelete1)) | |||
753 | return AlterSaveSetForClient(client, pWin, stuff->mode, FALSE0, TRUE1); | |||
754 | client->errorValue = stuff->mode; | |||
755 | return BadValue2; | |||
756 | } | |||
757 | ||||
758 | int | |||
759 | ProcReparentWindow(ClientPtr client) | |||
760 | { | |||
761 | WindowPtr pWin, pParent; | |||
762 | ||||
763 | REQUEST(xReparentWindowReq)xReparentWindowReq *stuff = (xReparentWindowReq *)client-> requestBuffer; | |||
764 | int rc; | |||
765 | ||||
766 | REQUEST_SIZE_MATCH(xReparentWindowReq)if ((sizeof(xReparentWindowReq) >> 2) != client->req_len ) return(16); | |||
767 | rc = dixLookupWindow(&pWin, stuff->window, client, DixManageAccess(1<<25)); | |||
768 | if (rc != Success0) | |||
769 | return rc; | |||
770 | rc = dixLookupWindow(&pParent, stuff->parent, client, DixAddAccess(1<<12)); | |||
771 | if (rc != Success0) | |||
772 | return rc; | |||
773 | if (!SAME_SCREENS(pWin->drawable, pParent->drawable)( (pWin->drawable.pScreen == pParent->drawable.pScreen) )) | |||
774 | return BadMatch8; | |||
775 | if ((pWin->backgroundState == ParentRelative1L) && | |||
776 | (pParent->drawable.depth != pWin->drawable.depth)) | |||
777 | return BadMatch8; | |||
778 | if ((pWin->drawable.class != InputOnly2) && | |||
779 | (pParent->drawable.class == InputOnly2)) | |||
780 | return BadMatch8; | |||
781 | return ReparentWindow(pWin, pParent, | |||
782 | (short) stuff->x, (short) stuff->y, client); | |||
783 | } | |||
784 | ||||
785 | int | |||
786 | ProcMapWindow(ClientPtr client) | |||
787 | { | |||
788 | WindowPtr pWin; | |||
789 | ||||
790 | REQUEST(xResourceReq)xResourceReq *stuff = (xResourceReq *)client->requestBuffer; | |||
791 | int rc; | |||
792 | ||||
793 | REQUEST_SIZE_MATCH(xResourceReq)if ((sizeof(xResourceReq) >> 2) != client->req_len) return (16); | |||
794 | rc = dixLookupWindow(&pWin, stuff->id, client, DixShowAccess(1<<15)); | |||
795 | if (rc != Success0) | |||
796 | return rc; | |||
797 | MapWindow(pWin, client); | |||
798 | /* update cache to say it is mapped */ | |||
799 | return Success0; | |||
800 | } | |||
801 | ||||
802 | int | |||
803 | ProcMapSubwindows(ClientPtr client) | |||
804 | { | |||
805 | WindowPtr pWin; | |||
806 | ||||
807 | REQUEST(xResourceReq)xResourceReq *stuff = (xResourceReq *)client->requestBuffer; | |||
808 | int rc; | |||
809 | ||||
810 | REQUEST_SIZE_MATCH(xResourceReq)if ((sizeof(xResourceReq) >> 2) != client->req_len) return (16); | |||
811 | rc = dixLookupWindow(&pWin, stuff->id, client, DixListAccess(1<<11)); | |||
812 | if (rc != Success0) | |||
813 | return rc; | |||
814 | MapSubwindows(pWin, client); | |||
815 | /* update cache to say it is mapped */ | |||
816 | return Success0; | |||
817 | } | |||
818 | ||||
819 | int | |||
820 | ProcUnmapWindow(ClientPtr client) | |||
821 | { | |||
822 | WindowPtr pWin; | |||
823 | ||||
824 | REQUEST(xResourceReq)xResourceReq *stuff = (xResourceReq *)client->requestBuffer; | |||
825 | int rc; | |||
826 | ||||
827 | REQUEST_SIZE_MATCH(xResourceReq)if ((sizeof(xResourceReq) >> 2) != client->req_len) return (16); | |||
828 | rc = dixLookupWindow(&pWin, stuff->id, client, DixHideAccess(1<<14)); | |||
829 | if (rc != Success0) | |||
830 | return rc; | |||
831 | UnmapWindow(pWin, FALSE0); | |||
832 | /* update cache to say it is mapped */ | |||
833 | return Success0; | |||
834 | } | |||
835 | ||||
836 | int | |||
837 | ProcUnmapSubwindows(ClientPtr client) | |||
838 | { | |||
839 | WindowPtr pWin; | |||
840 | ||||
841 | REQUEST(xResourceReq)xResourceReq *stuff = (xResourceReq *)client->requestBuffer; | |||
842 | int rc; | |||
843 | ||||
844 | REQUEST_SIZE_MATCH(xResourceReq)if ((sizeof(xResourceReq) >> 2) != client->req_len) return (16); | |||
845 | rc = dixLookupWindow(&pWin, stuff->id, client, DixListAccess(1<<11)); | |||
846 | if (rc != Success0) | |||
847 | return rc; | |||
848 | UnmapSubwindows(pWin); | |||
849 | return Success0; | |||
850 | } | |||
851 | ||||
852 | int | |||
853 | ProcConfigureWindow(ClientPtr client) | |||
854 | { | |||
855 | WindowPtr pWin; | |||
856 | ||||
857 | REQUEST(xConfigureWindowReq)xConfigureWindowReq *stuff = (xConfigureWindowReq *)client-> requestBuffer; | |||
858 | int len, rc; | |||
859 | ||||
860 | REQUEST_AT_LEAST_SIZE(xConfigureWindowReq)if ((sizeof(xConfigureWindowReq) >> 2) > client-> req_len ) return(16); | |||
861 | rc = dixLookupWindow(&pWin, stuff->window, client, | |||
862 | DixManageAccess(1<<25) | DixSetAttrAccess(1<<5)); | |||
863 | if (rc != Success0) | |||
864 | return rc; | |||
865 | len = client->req_len - bytes_to_int32(sizeof(xConfigureWindowReq)); | |||
866 | if (Ones((Mask) stuff->mask) != len) | |||
867 | return BadLength16; | |||
868 | return ConfigureWindow(pWin, (Mask) stuff->mask, (XID *) &stuff[1], client); | |||
869 | } | |||
870 | ||||
871 | int | |||
872 | ProcCirculateWindow(ClientPtr client) | |||
873 | { | |||
874 | WindowPtr pWin; | |||
875 | ||||
876 | REQUEST(xCirculateWindowReq)xCirculateWindowReq *stuff = (xCirculateWindowReq *)client-> requestBuffer; | |||
877 | int rc; | |||
878 | ||||
879 | REQUEST_SIZE_MATCH(xCirculateWindowReq)if ((sizeof(xCirculateWindowReq) >> 2) != client->req_len ) return(16); | |||
880 | if ((stuff->direction != RaiseLowest0) && (stuff->direction != LowerHighest1)) { | |||
881 | client->errorValue = stuff->direction; | |||
882 | return BadValue2; | |||
883 | } | |||
884 | rc = dixLookupWindow(&pWin, stuff->window, client, DixManageAccess(1<<25)); | |||
885 | if (rc != Success0) | |||
886 | return rc; | |||
887 | CirculateWindow(pWin, (int) stuff->direction, client); | |||
888 | return Success0; | |||
889 | } | |||
890 | ||||
891 | static int | |||
892 | GetGeometry(ClientPtr client, xGetGeometryReply * rep) | |||
893 | { | |||
894 | DrawablePtr pDraw; | |||
895 | int rc; | |||
896 | ||||
897 | REQUEST(xResourceReq)xResourceReq *stuff = (xResourceReq *)client->requestBuffer; | |||
898 | REQUEST_SIZE_MATCH(xResourceReq)if ((sizeof(xResourceReq) >> 2) != client->req_len) return (16); | |||
899 | ||||
900 | rc = dixLookupDrawable(&pDraw, stuff->id, client, M_ANY(-1), DixGetAttrAccess(1<<4)); | |||
901 | if (rc != Success0) | |||
902 | return rc; | |||
903 | ||||
904 | rep->type = X_Reply1; | |||
905 | rep->length = 0; | |||
906 | rep->sequenceNumber = client->sequence; | |||
907 | rep->root = pDraw->pScreen->root->drawable.id; | |||
908 | rep->depth = pDraw->depth; | |||
909 | rep->width = pDraw->width; | |||
910 | rep->height = pDraw->height; | |||
911 | ||||
912 | if (WindowDrawable(pDraw->type)((pDraw->type == 0) || (pDraw->type == 2))) { | |||
913 | WindowPtr pWin = (WindowPtr) pDraw; | |||
914 | ||||
915 | rep->x = pWin->origin.x - wBorderWidth(pWin)((int) (pWin)->borderWidth); | |||
916 | rep->y = pWin->origin.y - wBorderWidth(pWin)((int) (pWin)->borderWidth); | |||
917 | rep->borderWidth = pWin->borderWidth; | |||
918 | } | |||
919 | else { /* DRAWABLE_PIXMAP */ | |||
920 | ||||
921 | rep->x = rep->y = rep->borderWidth = 0; | |||
922 | } | |||
923 | ||||
924 | return Success0; | |||
925 | } | |||
926 | ||||
927 | int | |||
928 | ProcGetGeometry(ClientPtr client) | |||
929 | { | |||
930 | xGetGeometryReply rep = { .type = X_Reply1 }; | |||
931 | int status; | |||
932 | ||||
933 | if ((status = GetGeometry(client, &rep)) != Success0) | |||
934 | return status; | |||
935 | ||||
936 | WriteReplyToClient(client, sizeof(xGetGeometryReply), &rep){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xGetGeometryReply )), &rep); else WriteToClient(client, (int)(sizeof(xGetGeometryReply )), (&rep)); }; | |||
937 | return Success0; | |||
938 | } | |||
939 | ||||
940 | int | |||
941 | ProcQueryTree(ClientPtr client) | |||
942 | { | |||
943 | xQueryTreeReply reply; | |||
944 | int rc, numChildren = 0; | |||
945 | WindowPtr pChild, pWin, pHead; | |||
946 | Window *childIDs = (Window *) NULL((void*)0); | |||
947 | ||||
948 | REQUEST(xResourceReq)xResourceReq *stuff = (xResourceReq *)client->requestBuffer; | |||
949 | ||||
950 | REQUEST_SIZE_MATCH(xResourceReq)if ((sizeof(xResourceReq) >> 2) != client->req_len) return (16); | |||
951 | rc = dixLookupWindow(&pWin, stuff->id, client, DixListAccess(1<<11)); | |||
952 | if (rc != Success0) | |||
953 | return rc; | |||
954 | ||||
955 | reply = (xQueryTreeReply) { | |||
956 | .type = X_Reply1, | |||
957 | .sequenceNumber = client->sequence, | |||
958 | .root = pWin->drawable.pScreen->root->drawable.id, | |||
959 | .parent = (pWin->parent) ? pWin->parent->drawable.id : (Window) None0L | |||
960 | }; | |||
961 | pHead = RealChildHead(pWin); | |||
962 | for (pChild = pWin->lastChild; pChild != pHead; pChild = pChild->prevSib) | |||
963 | numChildren++; | |||
964 | if (numChildren) { | |||
965 | int curChild = 0; | |||
966 | ||||
967 | childIDs = xallocarray(numChildren, sizeof(Window))xreallocarray(((void*)0), (numChildren), (sizeof(Window))); | |||
968 | if (!childIDs) | |||
969 | return BadAlloc11; | |||
970 | for (pChild = pWin->lastChild; pChild != pHead; | |||
971 | pChild = pChild->prevSib) | |||
972 | childIDs[curChild++] = pChild->drawable.id; | |||
973 | } | |||
974 | ||||
975 | reply.nChildren = numChildren; | |||
976 | reply.length = bytes_to_int32(numChildren * sizeof(Window)); | |||
977 | ||||
978 | WriteReplyToClient(client, sizeof(xQueryTreeReply), &reply){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xQueryTreeReply )), &reply); else WriteToClient(client, (int)(sizeof(xQueryTreeReply )), (&reply)); }; | |||
979 | if (numChildren) { | |||
980 | client->pSwapReplyFunc = (ReplySwapPtr) Swap32Write; | |||
981 | WriteSwappedDataToClient(client, numChildren * sizeof(Window),if ((client)->swapped) (*(client)->pSwapReplyFunc)(client , (int)(numChildren * sizeof(Window)), childIDs); else WriteToClient (client, (int)(numChildren * sizeof(Window)), (childIDs)); | |||
982 | childIDs)if ((client)->swapped) (*(client)->pSwapReplyFunc)(client , (int)(numChildren * sizeof(Window)), childIDs); else WriteToClient (client, (int)(numChildren * sizeof(Window)), (childIDs));; | |||
983 | free(childIDs); | |||
984 | } | |||
985 | ||||
986 | return Success0; | |||
987 | } | |||
988 | ||||
989 | int | |||
990 | ProcInternAtom(ClientPtr client) | |||
991 | { | |||
992 | Atom atom; | |||
993 | char *tchar; | |||
994 | ||||
995 | REQUEST(xInternAtomReq)xInternAtomReq *stuff = (xInternAtomReq *)client->requestBuffer; | |||
996 | ||||
997 | REQUEST_FIXED_SIZE(xInternAtomReq, stuff->nbytes)if (((sizeof(xInternAtomReq) >> 2) > client->req_len ) || (((stuff->nbytes) >> 2) >= client->req_len ) || ((((uint64_t) sizeof(xInternAtomReq) + (stuff->nbytes ) + 3) >> 2) != (uint64_t) client->req_len)) return( 16); | |||
998 | if ((stuff->onlyIfExists != xTrue1) && (stuff->onlyIfExists != xFalse0)) { | |||
999 | client->errorValue = stuff->onlyIfExists; | |||
1000 | return BadValue2; | |||
1001 | } | |||
1002 | tchar = (char *) &stuff[1]; | |||
1003 | atom = MakeAtom(tchar, stuff->nbytes, !stuff->onlyIfExists); | |||
1004 | if (atom != BAD_RESOURCE0xe0000000) { | |||
1005 | xInternAtomReply reply = { | |||
1006 | .type = X_Reply1, | |||
1007 | .sequenceNumber = client->sequence, | |||
1008 | .length = 0, | |||
1009 | .atom = atom | |||
1010 | }; | |||
1011 | WriteReplyToClient(client, sizeof(xInternAtomReply), &reply){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xInternAtomReply )), &reply); else WriteToClient(client, (int)(sizeof(xInternAtomReply )), (&reply)); }; | |||
1012 | return Success0; | |||
1013 | } | |||
1014 | else | |||
1015 | return BadAlloc11; | |||
1016 | } | |||
1017 | ||||
1018 | int | |||
1019 | ProcGetAtomName(ClientPtr client) | |||
1020 | { | |||
1021 | const char *str; | |||
1022 | ||||
1023 | REQUEST(xResourceReq)xResourceReq *stuff = (xResourceReq *)client->requestBuffer; | |||
1024 | ||||
1025 | REQUEST_SIZE_MATCH(xResourceReq)if ((sizeof(xResourceReq) >> 2) != client->req_len) return (16); | |||
1026 | if ((str = NameForAtom(stuff->id))) { | |||
1027 | int len = strlen(str); | |||
1028 | xGetAtomNameReply reply = { | |||
1029 | .type = X_Reply1, | |||
1030 | .sequenceNumber = client->sequence, | |||
1031 | .length = bytes_to_int32(len), | |||
1032 | .nameLength = len | |||
1033 | }; | |||
1034 | ||||
1035 | WriteReplyToClient(client, sizeof(xGetAtomNameReply), &reply){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xGetAtomNameReply )), &reply); else WriteToClient(client, (int)(sizeof(xGetAtomNameReply )), (&reply)); }; | |||
1036 | WriteToClient(client, len, str); | |||
1037 | return Success0; | |||
1038 | } | |||
1039 | else { | |||
1040 | client->errorValue = stuff->id; | |||
1041 | return BadAtom5; | |||
1042 | } | |||
1043 | } | |||
1044 | ||||
1045 | int | |||
1046 | ProcGrabServer(ClientPtr client) | |||
1047 | { | |||
1048 | int rc; | |||
1049 | ||||
1050 | REQUEST_SIZE_MATCH(xReq)if ((sizeof(xReq) >> 2) != client->req_len) return(16 ); | |||
1051 | if (grabState != GrabNone0 && client != grabClient) { | |||
1052 | ResetCurrentRequest(client); | |||
1053 | client->sequence--; | |||
1054 | BITSET(grabWaiters, client->index)grabWaiters[((client->index) >> 5)] |= (1U << ( (client->index) & 31)); | |||
1055 | IgnoreClient(client); | |||
1056 | return Success0; | |||
1057 | } | |||
1058 | rc = OnlyListenToOneClient(client); | |||
1059 | if (rc != Success0) | |||
1060 | return rc; | |||
1061 | grabState = GrabKickout2; | |||
1062 | grabClient = client; | |||
1063 | ||||
1064 | if (ServerGrabCallback) { | |||
1065 | ServerGrabInfoRec grabinfo; | |||
1066 | ||||
1067 | grabinfo.client = client; | |||
1068 | grabinfo.grabstate = SERVER_GRABBED; | |||
1069 | CallCallbacks(&ServerGrabCallback, (void *) &grabinfo); | |||
1070 | } | |||
1071 | ||||
1072 | return Success0; | |||
1073 | } | |||
1074 | ||||
1075 | static void | |||
1076 | UngrabServer(ClientPtr client) | |||
1077 | { | |||
1078 | int i; | |||
1079 | ||||
1080 | grabState = GrabNone0; | |||
1081 | ListenToAllClients(); | |||
1082 | for (i = mskcnt((512 + 31) / 32); --i >= 0 && !grabWaiters[i];); | |||
1083 | if (i >= 0) { | |||
1084 | i <<= 5; | |||
1085 | while (!GETBIT(grabWaiters, i)(grabWaiters[((i) >> 5)] & (1U << ((i) & 31 )))) | |||
1086 | i++; | |||
1087 | BITCLEAR(grabWaiters, i)grabWaiters[((i) >> 5)] &= ~(1U << ((i) & 31)); | |||
1088 | AttendClient(clients[i]); | |||
1089 | } | |||
1090 | ||||
1091 | if (ServerGrabCallback) { | |||
1092 | ServerGrabInfoRec grabinfo; | |||
1093 | ||||
1094 | grabinfo.client = client; | |||
1095 | grabinfo.grabstate = SERVER_UNGRABBED; | |||
1096 | CallCallbacks(&ServerGrabCallback, (void *) &grabinfo); | |||
1097 | } | |||
1098 | } | |||
1099 | ||||
1100 | int | |||
1101 | ProcUngrabServer(ClientPtr client) | |||
1102 | { | |||
1103 | REQUEST_SIZE_MATCH(xReq)if ((sizeof(xReq) >> 2) != client->req_len) return(16 ); | |||
1104 | UngrabServer(client); | |||
1105 | return Success0; | |||
1106 | } | |||
1107 | ||||
1108 | int | |||
1109 | ProcTranslateCoords(ClientPtr client) | |||
1110 | { | |||
1111 | REQUEST(xTranslateCoordsReq)xTranslateCoordsReq *stuff = (xTranslateCoordsReq *)client-> requestBuffer; | |||
1112 | ||||
1113 | WindowPtr pWin, pDst; | |||
1114 | xTranslateCoordsReply rep; | |||
1115 | int rc; | |||
1116 | ||||
1117 | REQUEST_SIZE_MATCH(xTranslateCoordsReq)if ((sizeof(xTranslateCoordsReq) >> 2) != client->req_len ) return(16); | |||
1118 | rc = dixLookupWindow(&pWin, stuff->srcWid, client, DixGetAttrAccess(1<<4)); | |||
1119 | if (rc != Success0) | |||
1120 | return rc; | |||
1121 | rc = dixLookupWindow(&pDst, stuff->dstWid, client, DixGetAttrAccess(1<<4)); | |||
1122 | if (rc != Success0) | |||
1123 | return rc; | |||
1124 | ||||
1125 | rep = (xTranslateCoordsReply) { | |||
1126 | .type = X_Reply1, | |||
1127 | .sequenceNumber = client->sequence, | |||
1128 | .length = 0 | |||
1129 | }; | |||
1130 | if (!SAME_SCREENS(pWin->drawable, pDst->drawable)( (pWin->drawable.pScreen == pDst->drawable.pScreen))) { | |||
1131 | rep.sameScreen = xFalse0; | |||
1132 | rep.child = None0L; | |||
1133 | rep.dstX = rep.dstY = 0; | |||
1134 | } | |||
1135 | else { | |||
1136 | INT16 x, y; | |||
1137 | ||||
1138 | rep.sameScreen = xTrue1; | |||
1139 | rep.child = None0L; | |||
1140 | /* computing absolute coordinates -- adjust to destination later */ | |||
1141 | x = pWin->drawable.x + stuff->srcX; | |||
1142 | y = pWin->drawable.y + stuff->srcY; | |||
1143 | pWin = pDst->firstChild; | |||
1144 | while (pWin) { | |||
1145 | BoxRec box; | |||
1146 | ||||
1147 | if ((pWin->mapped) && | |||
1148 | (x >= pWin->drawable.x - wBorderWidth(pWin)((int) (pWin)->borderWidth)) && | |||
1149 | (x < pWin->drawable.x + (int) pWin->drawable.width + | |||
1150 | wBorderWidth(pWin)((int) (pWin)->borderWidth)) && | |||
1151 | (y >= pWin->drawable.y - wBorderWidth(pWin)((int) (pWin)->borderWidth)) && | |||
1152 | (y < pWin->drawable.y + (int) pWin->drawable.height + | |||
1153 | wBorderWidth(pWin)((int) (pWin)->borderWidth)) | |||
1154 | /* When a window is shaped, a further check | |||
1155 | * is made to see if the point is inside | |||
1156 | * borderSize | |||
1157 | */ | |||
1158 | && (!wBoundingShape(pWin)((pWin)->optional ? (pWin)->optional->boundingShape : ((void*)0)) || | |||
1159 | RegionContainsPoint(&pWin->borderSize, x, y, &box)) | |||
1160 | ||||
1161 | && (!wInputShape(pWin)((pWin)->optional ? (pWin)->optional->inputShape : ( (void*)0)) || | |||
1162 | RegionContainsPoint(wInputShape(pWin)((pWin)->optional ? (pWin)->optional->inputShape : ( (void*)0)), | |||
1163 | x - pWin->drawable.x, | |||
1164 | y - pWin->drawable.y, &box)) | |||
1165 | ) { | |||
1166 | rep.child = pWin->drawable.id; | |||
1167 | pWin = (WindowPtr) NULL((void*)0); | |||
1168 | } | |||
1169 | else | |||
1170 | pWin = pWin->nextSib; | |||
1171 | } | |||
1172 | /* adjust to destination coordinates */ | |||
1173 | rep.dstX = x - pDst->drawable.x; | |||
1174 | rep.dstY = y - pDst->drawable.y; | |||
1175 | } | |||
1176 | WriteReplyToClient(client, sizeof(xTranslateCoordsReply), &rep){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xTranslateCoordsReply )), &rep); else WriteToClient(client, (int)(sizeof(xTranslateCoordsReply )), (&rep)); }; | |||
1177 | return Success0; | |||
1178 | } | |||
1179 | ||||
1180 | int | |||
1181 | ProcOpenFont(ClientPtr client) | |||
1182 | { | |||
1183 | int err; | |||
1184 | ||||
1185 | REQUEST(xOpenFontReq)xOpenFontReq *stuff = (xOpenFontReq *)client->requestBuffer; | |||
1186 | ||||
1187 | REQUEST_FIXED_SIZE(xOpenFontReq, stuff->nbytes)if (((sizeof(xOpenFontReq) >> 2) > client->req_len ) || (((stuff->nbytes) >> 2) >= client->req_len ) || ((((uint64_t) sizeof(xOpenFontReq) + (stuff->nbytes) + 3) >> 2) != (uint64_t) client->req_len)) return(16); | |||
1188 | client->errorValue = stuff->fid; | |||
1189 | LEGAL_NEW_RESOURCE(stuff->fid, client)if (!LegalNewID(stuff->fid,client)) { client->errorValue = stuff->fid; return 14; }; | |||
1190 | err = OpenFont(client, stuff->fid, (Mask) 0, | |||
1191 | stuff->nbytes, (char *) &stuff[1]); | |||
1192 | if (err == Success0) { | |||
1193 | return Success0; | |||
1194 | } | |||
1195 | else | |||
1196 | return err; | |||
1197 | } | |||
1198 | ||||
1199 | int | |||
1200 | ProcCloseFont(ClientPtr client) | |||
1201 | { | |||
1202 | FontPtr pFont; | |||
1203 | int rc; | |||
1204 | ||||
1205 | REQUEST(xResourceReq)xResourceReq *stuff = (xResourceReq *)client->requestBuffer; | |||
1206 | ||||
1207 | REQUEST_SIZE_MATCH(xResourceReq)if ((sizeof(xResourceReq) >> 2) != client->req_len) return (16); | |||
1208 | rc = dixLookupResourceByType((void **) &pFont, stuff->id, RT_FONT((RESTYPE)4), | |||
1209 | client, DixDestroyAccess(1<<2)); | |||
1210 | if (rc == Success0) { | |||
1211 | FreeResource(stuff->id, RT_NONE((RESTYPE)0)); | |||
1212 | return Success0; | |||
1213 | } | |||
1214 | else { | |||
1215 | client->errorValue = stuff->id; | |||
1216 | return rc; | |||
1217 | } | |||
1218 | } | |||
1219 | ||||
1220 | int | |||
1221 | ProcQueryFont(ClientPtr client) | |||
1222 | { | |||
1223 | xQueryFontReply *reply; | |||
1224 | FontPtr pFont; | |||
1225 | int rc; | |||
1226 | ||||
1227 | REQUEST(xResourceReq)xResourceReq *stuff = (xResourceReq *)client->requestBuffer; | |||
1228 | REQUEST_SIZE_MATCH(xResourceReq)if ((sizeof(xResourceReq) >> 2) != client->req_len) return (16); | |||
1229 | ||||
1230 | rc = dixLookupFontable(&pFont, stuff->id, client, DixGetAttrAccess(1<<4)); | |||
1231 | if (rc != Success0) | |||
1232 | return rc; | |||
1233 | ||||
1234 | { | |||
1235 | xCharInfo *pmax = FONTINKMAX(pFont)(&((pFont)->info.ink_maxbounds)); | |||
1236 | xCharInfo *pmin = FONTINKMIN(pFont)(&((pFont)->info.ink_minbounds)); | |||
1237 | int nprotoxcistructs; | |||
1238 | int rlength; | |||
1239 | ||||
1240 | nprotoxcistructs = (pmax->rightSideBearing == pmin->rightSideBearing && | |||
1241 | pmax->leftSideBearing == pmin->leftSideBearing && | |||
1242 | pmax->descent == pmin->descent && | |||
1243 | pmax->ascent == pmin->ascent && | |||
1244 | pmax->characterWidth == pmin->characterWidth) ? | |||
1245 | 0 : N2dChars(pFont)(((pFont)->info.lastCol - (pFont)->info.firstCol + 1) * ((pFont)->info.lastRow - (pFont)->info.firstRow + 1)); | |||
1246 | ||||
1247 | rlength = sizeof(xQueryFontReply) + | |||
1248 | FONTINFONPROPS(FONTCHARSET(pFont))((pFont))->info.nprops * sizeof(xFontProp) + | |||
1249 | nprotoxcistructs * sizeof(xCharInfo); | |||
1250 | reply = calloc(1, rlength); | |||
1251 | if (!reply) { | |||
1252 | return BadAlloc11; | |||
1253 | } | |||
1254 | ||||
1255 | reply->type = X_Reply1; | |||
1256 | reply->length = bytes_to_int32(rlength - sizeof(xGenericReply)); | |||
1257 | reply->sequenceNumber = client->sequence; | |||
1258 | QueryFont(pFont, reply, nprotoxcistructs); | |||
1259 | ||||
1260 | WriteReplyToClient(client, rlength, reply){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(rlength), reply ); else WriteToClient(client, (int)(rlength), (reply)); }; | |||
1261 | free(reply); | |||
1262 | return Success0; | |||
1263 | } | |||
1264 | } | |||
1265 | ||||
1266 | int | |||
1267 | ProcQueryTextExtents(ClientPtr client) | |||
1268 | { | |||
1269 | xQueryTextExtentsReply reply; | |||
1270 | FontPtr pFont; | |||
1271 | ExtentInfoRec info; | |||
1272 | unsigned long length; | |||
1273 | int rc; | |||
1274 | ||||
1275 | REQUEST(xQueryTextExtentsReq)xQueryTextExtentsReq *stuff = (xQueryTextExtentsReq *)client-> requestBuffer; | |||
1276 | REQUEST_AT_LEAST_SIZE(xQueryTextExtentsReq)if ((sizeof(xQueryTextExtentsReq) >> 2) > client-> req_len ) return(16); | |||
1277 | ||||
1278 | rc = dixLookupFontable(&pFont, stuff->fid, client, DixGetAttrAccess(1<<4)); | |||
1279 | if (rc != Success0) | |||
1280 | return rc; | |||
1281 | ||||
1282 | length = client->req_len - bytes_to_int32(sizeof(xQueryTextExtentsReq)); | |||
1283 | length = length << 1; | |||
1284 | if (stuff->oddLength) { | |||
1285 | if (length == 0) | |||
1286 | return BadLength16; | |||
1287 | length--; | |||
1288 | } | |||
1289 | if (!QueryTextExtents(pFont, length, (unsigned char *) &stuff[1], &info)) | |||
1290 | return BadAlloc11; | |||
1291 | reply = (xQueryTextExtentsReply) { | |||
1292 | .type = X_Reply1, | |||
1293 | .drawDirection = info.drawDirection, | |||
1294 | .sequenceNumber = client->sequence, | |||
1295 | .length = 0, | |||
1296 | .fontAscent = info.fontAscent, | |||
1297 | .fontDescent = info.fontDescent, | |||
1298 | .overallAscent = info.overallAscent, | |||
1299 | .overallDescent = info.overallDescent, | |||
1300 | .overallWidth = info.overallWidth, | |||
1301 | .overallLeft = info.overallLeft, | |||
1302 | .overallRight = info.overallRight | |||
1303 | }; | |||
1304 | WriteReplyToClient(client, sizeof(xQueryTextExtentsReply), &reply){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xQueryTextExtentsReply )), &reply); else WriteToClient(client, (int)(sizeof(xQueryTextExtentsReply )), (&reply)); }; | |||
1305 | return Success0; | |||
1306 | } | |||
1307 | ||||
1308 | int | |||
1309 | ProcListFonts(ClientPtr client) | |||
1310 | { | |||
1311 | REQUEST(xListFontsReq)xListFontsReq *stuff = (xListFontsReq *)client->requestBuffer; | |||
1312 | ||||
1313 | REQUEST_FIXED_SIZE(xListFontsReq, stuff->nbytes)if (((sizeof(xListFontsReq) >> 2) > client->req_len ) || (((stuff->nbytes) >> 2) >= client->req_len ) || ((((uint64_t) sizeof(xListFontsReq) + (stuff->nbytes) + 3) >> 2) != (uint64_t) client->req_len)) return(16 ); | |||
1314 | ||||
1315 | return ListFonts(client, (unsigned char *) &stuff[1], stuff->nbytes, | |||
1316 | stuff->maxNames); | |||
1317 | } | |||
1318 | ||||
1319 | int | |||
1320 | ProcListFontsWithInfo(ClientPtr client) | |||
1321 | { | |||
1322 | REQUEST(xListFontsWithInfoReq)xListFontsWithInfoReq *stuff = (xListFontsWithInfoReq *)client ->requestBuffer; | |||
1323 | ||||
1324 | REQUEST_FIXED_SIZE(xListFontsWithInfoReq, stuff->nbytes)if (((sizeof(xListFontsWithInfoReq) >> 2) > client-> req_len) || (((stuff->nbytes) >> 2) >= client-> req_len) || ((((uint64_t) sizeof(xListFontsWithInfoReq) + (stuff ->nbytes) + 3) >> 2) != (uint64_t) client->req_len )) return(16); | |||
1325 | ||||
1326 | return StartListFontsWithInfo(client, stuff->nbytes, | |||
1327 | (unsigned char *) &stuff[1], stuff->maxNames); | |||
1328 | } | |||
1329 | ||||
1330 | /** | |||
1331 | * | |||
1332 | * \param value must conform to DeleteType | |||
1333 | */ | |||
1334 | int | |||
1335 | dixDestroyPixmap(void *value, XID pid) | |||
1336 | { | |||
1337 | PixmapPtr pPixmap = (PixmapPtr) value; | |||
1338 | ||||
1339 | return (*pPixmap->drawable.pScreen->DestroyPixmap) (pPixmap); | |||
1340 | } | |||
1341 | ||||
1342 | int | |||
1343 | ProcCreatePixmap(ClientPtr client) | |||
1344 | { | |||
1345 | PixmapPtr pMap; | |||
1346 | DrawablePtr pDraw; | |||
1347 | ||||
1348 | REQUEST(xCreatePixmapReq)xCreatePixmapReq *stuff = (xCreatePixmapReq *)client->requestBuffer; | |||
1349 | DepthPtr pDepth; | |||
1350 | int i, rc; | |||
1351 | ||||
1352 | REQUEST_SIZE_MATCH(xCreatePixmapReq)if ((sizeof(xCreatePixmapReq) >> 2) != client->req_len ) return(16); | |||
1353 | client->errorValue = stuff->pid; | |||
1354 | LEGAL_NEW_RESOURCE(stuff->pid, client)if (!LegalNewID(stuff->pid,client)) { client->errorValue = stuff->pid; return 14; }; | |||
1355 | ||||
1356 | rc = dixLookupDrawable(&pDraw, stuff->drawable, client, M_ANY(-1), | |||
1357 | DixGetAttrAccess(1<<4)); | |||
1358 | if (rc != Success0) | |||
1359 | return rc; | |||
1360 | ||||
1361 | if (!stuff->width || !stuff->height) { | |||
1362 | client->errorValue = 0; | |||
1363 | return BadValue2; | |||
1364 | } | |||
1365 | if (stuff->width > 32767 || stuff->height > 32767) { | |||
1366 | /* It is allowed to try and allocate a pixmap which is larger than | |||
1367 | * 32767 in either dimension. However, all of the framebuffer code | |||
1368 | * is buggy and does not reliably draw to such big pixmaps, basically | |||
1369 | * because the Region data structure operates with signed shorts | |||
1370 | * for the rectangles in it. | |||
1371 | * | |||
1372 | * Furthermore, several places in the X server computes the | |||
1373 | * size in bytes of the pixmap and tries to store it in an | |||
1374 | * integer. This integer can overflow and cause the allocated size | |||
1375 | * to be much smaller. | |||
1376 | * | |||
1377 | * So, such big pixmaps are rejected here with a BadAlloc | |||
1378 | */ | |||
1379 | return BadAlloc11; | |||
1380 | } | |||
1381 | if (stuff->depth != 1) { | |||
1382 | pDepth = pDraw->pScreen->allowedDepths; | |||
1383 | for (i = 0; i < pDraw->pScreen->numDepths; i++, pDepth++) | |||
1384 | if (pDepth->depth == stuff->depth) | |||
1385 | goto CreatePmap; | |||
1386 | client->errorValue = stuff->depth; | |||
1387 | return BadValue2; | |||
1388 | } | |||
1389 | CreatePmap: | |||
1390 | pMap = (PixmapPtr) (*pDraw->pScreen->CreatePixmap) | |||
1391 | (pDraw->pScreen, stuff->width, stuff->height, stuff->depth, 0); | |||
1392 | if (pMap) { | |||
1393 | pMap->drawable.serialNumber = NEXT_SERIAL_NUMBER((++globalSerialNumber) > (1L<<28) ? (globalSerialNumber = 1): globalSerialNumber); | |||
1394 | pMap->drawable.id = stuff->pid; | |||
1395 | /* security creation/labeling check */ | |||
1396 | rc = XaceHook(XACE_RESOURCE_ACCESS2, client, stuff->pid, RT_PIXMAP((RESTYPE)2|((RESTYPE)1<<30)), | |||
1397 | pMap, RT_NONE((RESTYPE)0), NULL((void*)0), DixCreateAccess(1<<3)); | |||
1398 | if (rc != Success0) { | |||
1399 | (*pDraw->pScreen->DestroyPixmap) (pMap); | |||
1400 | return rc; | |||
1401 | } | |||
1402 | if (AddResourceDarwin_X_AddResource(stuff->pid, RT_PIXMAP((RESTYPE)2|((RESTYPE)1<<30)), (void *) pMap)) | |||
1403 | return Success0; | |||
1404 | } | |||
1405 | return BadAlloc11; | |||
1406 | } | |||
1407 | ||||
1408 | int | |||
1409 | ProcFreePixmap(ClientPtr client) | |||
1410 | { | |||
1411 | PixmapPtr pMap; | |||
1412 | int rc; | |||
1413 | ||||
1414 | REQUEST(xResourceReq)xResourceReq *stuff = (xResourceReq *)client->requestBuffer; | |||
1415 | REQUEST_SIZE_MATCH(xResourceReq)if ((sizeof(xResourceReq) >> 2) != client->req_len) return (16); | |||
1416 | ||||
1417 | rc = dixLookupResourceByType((void **) &pMap, stuff->id, RT_PIXMAP((RESTYPE)2|((RESTYPE)1<<30)), | |||
1418 | client, DixDestroyAccess(1<<2)); | |||
1419 | if (rc == Success0) { | |||
1420 | FreeResource(stuff->id, RT_NONE((RESTYPE)0)); | |||
1421 | return Success0; | |||
1422 | } | |||
1423 | else { | |||
1424 | client->errorValue = stuff->id; | |||
1425 | return rc; | |||
1426 | } | |||
1427 | } | |||
1428 | ||||
1429 | int | |||
1430 | ProcCreateGC(ClientPtr client) | |||
1431 | { | |||
1432 | int error, rc; | |||
1433 | GC *pGC; | |||
1434 | DrawablePtr pDraw; | |||
1435 | unsigned len; | |||
1436 | ||||
1437 | REQUEST(xCreateGCReq)xCreateGCReq *stuff = (xCreateGCReq *)client->requestBuffer; | |||
1438 | ||||
1439 | REQUEST_AT_LEAST_SIZE(xCreateGCReq)if ((sizeof(xCreateGCReq) >> 2) > client->req_len ) return(16); | |||
1440 | client->errorValue = stuff->gc; | |||
1441 | LEGAL_NEW_RESOURCE(stuff->gc, client)if (!LegalNewID(stuff->gc,client)) { client->errorValue = stuff->gc; return 14; }; | |||
1442 | rc = dixLookupDrawable(&pDraw, stuff->drawable, client, 0, | |||
1443 | DixGetAttrAccess(1<<4)); | |||
1444 | if (rc != Success0) | |||
1445 | return rc; | |||
1446 | ||||
1447 | len = client->req_len - bytes_to_int32(sizeof(xCreateGCReq)); | |||
1448 | if (len != Ones(stuff->mask)) | |||
1449 | return BadLength16; | |||
1450 | pGC = (GC *) CreateGC(pDraw, stuff->mask, (XID *) &stuff[1], &error, | |||
1451 | stuff->gc, client); | |||
1452 | if (error != Success0) | |||
1453 | return error; | |||
1454 | if (!AddResourceDarwin_X_AddResource(stuff->gc, RT_GC((RESTYPE)3), (void *) pGC)) | |||
1455 | return BadAlloc11; | |||
1456 | return Success0; | |||
1457 | } | |||
1458 | ||||
1459 | int | |||
1460 | ProcChangeGC(ClientPtr client) | |||
1461 | { | |||
1462 | GC *pGC; | |||
1463 | int result; | |||
1464 | unsigned len; | |||
1465 | ||||
1466 | REQUEST(xChangeGCReq)xChangeGCReq *stuff = (xChangeGCReq *)client->requestBuffer; | |||
1467 | REQUEST_AT_LEAST_SIZE(xChangeGCReq)if ((sizeof(xChangeGCReq) >> 2) > client->req_len ) return(16); | |||
1468 | ||||
1469 | result = dixLookupGC(&pGC, stuff->gc, client, DixSetAttrAccess(1<<5)); | |||
1470 | if (result != Success0) | |||
1471 | return result; | |||
1472 | ||||
1473 | len = client->req_len - bytes_to_int32(sizeof(xChangeGCReq)); | |||
1474 | if (len != Ones(stuff->mask)) | |||
1475 | return BadLength16; | |||
1476 | ||||
1477 | return ChangeGCXIDs(client, pGC, stuff->mask, (CARD32 *) &stuff[1]); | |||
1478 | } | |||
1479 | ||||
1480 | int | |||
1481 | ProcCopyGC(ClientPtr client) | |||
1482 | { | |||
1483 | GC *dstGC; | |||
1484 | GC *pGC; | |||
1485 | int result; | |||
1486 | ||||
1487 | REQUEST(xCopyGCReq)xCopyGCReq *stuff = (xCopyGCReq *)client->requestBuffer; | |||
1488 | REQUEST_SIZE_MATCH(xCopyGCReq)if ((sizeof(xCopyGCReq) >> 2) != client->req_len) return (16); | |||
1489 | ||||
1490 | result = dixLookupGC(&pGC, stuff->srcGC, client, DixGetAttrAccess(1<<4)); | |||
1491 | if (result != Success0) | |||
1492 | return result; | |||
1493 | result = dixLookupGC(&dstGC, stuff->dstGC, client, DixSetAttrAccess(1<<5)); | |||
1494 | if (result != Success0) | |||
1495 | return result; | |||
1496 | if ((dstGC->pScreen != pGC->pScreen) || (dstGC->depth != pGC->depth)) | |||
1497 | return BadMatch8; | |||
1498 | if (stuff->mask & ~GCAllBits((1 << (22 + 1)) - 1)) { | |||
1499 | client->errorValue = stuff->mask; | |||
1500 | return BadValue2; | |||
1501 | } | |||
1502 | return CopyGC(pGC, dstGC, stuff->mask); | |||
1503 | } | |||
1504 | ||||
1505 | int | |||
1506 | ProcSetDashes(ClientPtr client) | |||
1507 | { | |||
1508 | GC *pGC; | |||
1509 | int result; | |||
1510 | ||||
1511 | REQUEST(xSetDashesReq)xSetDashesReq *stuff = (xSetDashesReq *)client->requestBuffer; | |||
1512 | ||||
1513 | REQUEST_FIXED_SIZE(xSetDashesReq, stuff->nDashes)if (((sizeof(xSetDashesReq) >> 2) > client->req_len ) || (((stuff->nDashes) >> 2) >= client->req_len ) || ((((uint64_t) sizeof(xSetDashesReq) + (stuff->nDashes ) + 3) >> 2) != (uint64_t) client->req_len)) return( 16); | |||
1514 | if (stuff->nDashes == 0) { | |||
1515 | client->errorValue = 0; | |||
1516 | return BadValue2; | |||
1517 | } | |||
1518 | ||||
1519 | result = dixLookupGC(&pGC, stuff->gc, client, DixSetAttrAccess(1<<5)); | |||
1520 | if (result != Success0) | |||
1521 | return result; | |||
1522 | ||||
1523 | /* If there's an error, either there's no sensible errorValue, | |||
1524 | * or there was a dash segment of 0. */ | |||
1525 | client->errorValue = 0; | |||
1526 | return SetDashes(pGC, stuff->dashOffset, stuff->nDashes, | |||
1527 | (unsigned char *) &stuff[1]); | |||
1528 | } | |||
1529 | ||||
1530 | int | |||
1531 | ProcSetClipRectangles(ClientPtr client) | |||
1532 | { | |||
1533 | int nr, result; | |||
1534 | GC *pGC; | |||
1535 | ||||
1536 | REQUEST(xSetClipRectanglesReq)xSetClipRectanglesReq *stuff = (xSetClipRectanglesReq *)client ->requestBuffer; | |||
1537 | ||||
1538 | REQUEST_AT_LEAST_SIZE(xSetClipRectanglesReq)if ((sizeof(xSetClipRectanglesReq) >> 2) > client-> req_len ) return(16); | |||
1539 | if ((stuff->ordering != Unsorted0) && (stuff->ordering != YSorted1) && | |||
1540 | (stuff->ordering != YXSorted2) && (stuff->ordering != YXBanded3)) { | |||
1541 | client->errorValue = stuff->ordering; | |||
1542 | return BadValue2; | |||
1543 | } | |||
1544 | result = dixLookupGC(&pGC, stuff->gc, client, DixSetAttrAccess(1<<5)); | |||
1545 | if (result != Success0) | |||
1546 | return result; | |||
1547 | ||||
1548 | nr = (client->req_len << 2) - sizeof(xSetClipRectanglesReq); | |||
1549 | if (nr & 4) | |||
1550 | return BadLength16; | |||
1551 | nr >>= 3; | |||
1552 | return SetClipRects(pGC, stuff->xOrigin, stuff->yOrigin, | |||
1553 | nr, (xRectangle *) &stuff[1], (int) stuff->ordering); | |||
1554 | } | |||
1555 | ||||
1556 | int | |||
1557 | ProcFreeGC(ClientPtr client) | |||
1558 | { | |||
1559 | GC *pGC; | |||
1560 | int rc; | |||
1561 | ||||
1562 | REQUEST(xResourceReq)xResourceReq *stuff = (xResourceReq *)client->requestBuffer; | |||
1563 | REQUEST_SIZE_MATCH(xResourceReq)if ((sizeof(xResourceReq) >> 2) != client->req_len) return (16); | |||
1564 | ||||
1565 | rc = dixLookupGC(&pGC, stuff->id, client, DixDestroyAccess(1<<2)); | |||
1566 | if (rc != Success0) | |||
1567 | return rc; | |||
1568 | ||||
1569 | FreeResource(stuff->id, RT_NONE((RESTYPE)0)); | |||
1570 | return Success0; | |||
1571 | } | |||
1572 | ||||
1573 | int | |||
1574 | ProcClearToBackground(ClientPtr client) | |||
1575 | { | |||
1576 | REQUEST(xClearAreaReq)xClearAreaReq *stuff = (xClearAreaReq *)client->requestBuffer; | |||
1577 | WindowPtr pWin; | |||
1578 | int rc; | |||
1579 | ||||
1580 | REQUEST_SIZE_MATCH(xClearAreaReq)if ((sizeof(xClearAreaReq) >> 2) != client->req_len) return(16); | |||
1581 | rc = dixLookupWindow(&pWin, stuff->window, client, DixWriteAccess(1<<1)); | |||
1582 | if (rc != Success0) | |||
1583 | return rc; | |||
1584 | if (pWin->drawable.class == InputOnly2) { | |||
1585 | client->errorValue = stuff->window; | |||
1586 | return BadMatch8; | |||
1587 | } | |||
1588 | if ((stuff->exposures != xTrue1) && (stuff->exposures != xFalse0)) { | |||
1589 | client->errorValue = stuff->exposures; | |||
1590 | return BadValue2; | |||
1591 | } | |||
1592 | (*pWin->drawable.pScreen->ClearToBackground) (pWin, stuff->x, stuff->y, | |||
1593 | stuff->width, stuff->height, | |||
1594 | (Bool) stuff->exposures); | |||
1595 | return Success0; | |||
1596 | } | |||
1597 | ||||
1598 | /* send GraphicsExpose events, or a NoExpose event, based on the region */ | |||
1599 | void | |||
1600 | SendGraphicsExpose(ClientPtr client, RegionPtr pRgn, XID drawable, | |||
1601 | int major, int minor) | |||
1602 | { | |||
1603 | if (pRgn && !RegionNil(pRgn)) { | |||
1604 | xEvent *pEvent; | |||
1605 | xEvent *pe; | |||
1606 | BoxPtr pBox; | |||
1607 | int i; | |||
1608 | int numRects; | |||
1609 | ||||
1610 | numRects = RegionNumRects(pRgn); | |||
1611 | pBox = RegionRects(pRgn); | |||
1612 | if (!(pEvent = calloc(numRects, sizeof(xEvent)))) | |||
1613 | return; | |||
1614 | pe = pEvent; | |||
1615 | ||||
1616 | for (i = 1; i <= numRects; i++, pe++, pBox++) { | |||
1617 | pe->u.u.type = GraphicsExpose13; | |||
1618 | pe->u.graphicsExposure.drawable = drawable; | |||
1619 | pe->u.graphicsExposure.x = pBox->x1; | |||
1620 | pe->u.graphicsExposure.y = pBox->y1; | |||
1621 | pe->u.graphicsExposure.width = pBox->x2 - pBox->x1; | |||
1622 | pe->u.graphicsExposure.height = pBox->y2 - pBox->y1; | |||
1623 | pe->u.graphicsExposure.count = numRects - i; | |||
1624 | pe->u.graphicsExposure.majorEvent = major; | |||
1625 | pe->u.graphicsExposure.minorEvent = minor; | |||
1626 | } | |||
1627 | /* GraphicsExpose is a "critical event", which TryClientEvents | |||
1628 | * handles specially. */ | |||
1629 | TryClientEvents(client, NULL((void*)0), pEvent, numRects, | |||
1630 | (Mask) 0, NoEventMask0L, NullGrab((GrabPtr)((void*)0))); | |||
1631 | free(pEvent); | |||
1632 | } | |||
1633 | else { | |||
1634 | xEvent event = { | |||
1635 | .u.noExposure.drawable = drawable, | |||
1636 | .u.noExposure.majorEvent = major, | |||
1637 | .u.noExposure.minorEvent = minor | |||
1638 | }; | |||
1639 | event.u.u.type = NoExpose14; | |||
1640 | WriteEventsToClient(client, 1, &event); | |||
1641 | } | |||
1642 | } | |||
1643 | ||||
1644 | int | |||
1645 | ProcCopyArea(ClientPtr client) | |||
1646 | { | |||
1647 | DrawablePtr pDst; | |||
1648 | DrawablePtr pSrc; | |||
1649 | GC *pGC; | |||
1650 | ||||
1651 | REQUEST(xCopyAreaReq)xCopyAreaReq *stuff = (xCopyAreaReq *)client->requestBuffer; | |||
1652 | RegionPtr pRgn; | |||
1653 | int rc; | |||
1654 | ||||
1655 | REQUEST_SIZE_MATCH(xCopyAreaReq)if ((sizeof(xCopyAreaReq) >> 2) != client->req_len) return (16); | |||
1656 | ||||
1657 | VALIDATE_DRAWABLE_AND_GC(stuff->dstDrawable, pDst, DixWriteAccess){ int tmprc = dixLookupDrawable(&(pDst), stuff->dstDrawable , client, (-1), (1<<1)); if (tmprc != 0) return tmprc; tmprc = dixLookupGC(&(pGC), stuff->gc, client, (1<<24 )); if (tmprc != 0) return tmprc; if ((pGC->depth != pDst-> depth) || (pGC->pScreen != pDst->pScreen)) return 8; } if (pGC->serialNumber != pDst->serialNumber) ValidateGC(pDst , pGC);; | |||
1658 | if (stuff->dstDrawable != stuff->srcDrawable) { | |||
1659 | rc = dixLookupDrawable(&pSrc, stuff->srcDrawable, client, 0, | |||
1660 | DixReadAccess(1<<0)); | |||
1661 | if (rc != Success0) | |||
1662 | return rc; | |||
1663 | if ((pDst->pScreen != pSrc->pScreen) || (pDst->depth != pSrc->depth)) { | |||
1664 | client->errorValue = stuff->dstDrawable; | |||
1665 | return BadMatch8; | |||
1666 | } | |||
1667 | } | |||
1668 | else | |||
1669 | pSrc = pDst; | |||
1670 | ||||
1671 | pRgn = (*pGC->ops->CopyArea) (pSrc, pDst, pGC, stuff->srcX, stuff->srcY, | |||
1672 | stuff->width, stuff->height, | |||
1673 | stuff->dstX, stuff->dstY); | |||
1674 | if (pGC->graphicsExposures) { | |||
1675 | SendGraphicsExpose(client, pRgn, stuff->dstDrawable, X_CopyArea62, 0); | |||
1676 | if (pRgn) | |||
1677 | RegionDestroy(pRgn); | |||
1678 | } | |||
1679 | ||||
1680 | return Success0; | |||
1681 | } | |||
1682 | ||||
1683 | int | |||
1684 | ProcCopyPlane(ClientPtr client) | |||
1685 | { | |||
1686 | DrawablePtr psrcDraw, pdstDraw; | |||
1687 | GC *pGC; | |||
1688 | ||||
1689 | REQUEST(xCopyPlaneReq)xCopyPlaneReq *stuff = (xCopyPlaneReq *)client->requestBuffer; | |||
1690 | RegionPtr pRgn; | |||
1691 | int rc; | |||
1692 | ||||
1693 | REQUEST_SIZE_MATCH(xCopyPlaneReq)if ((sizeof(xCopyPlaneReq) >> 2) != client->req_len) return(16); | |||
1694 | ||||
1695 | VALIDATE_DRAWABLE_AND_GC(stuff->dstDrawable, pdstDraw, DixWriteAccess){ int tmprc = dixLookupDrawable(&(pdstDraw), stuff->dstDrawable , client, (-1), (1<<1)); if (tmprc != 0) return tmprc; tmprc = dixLookupGC(&(pGC), stuff->gc, client, (1<<24 )); if (tmprc != 0) return tmprc; if ((pGC->depth != pdstDraw ->depth) || (pGC->pScreen != pdstDraw->pScreen)) return 8; } if (pGC->serialNumber != pdstDraw->serialNumber) ValidateGC (pdstDraw, pGC);; | |||
1696 | if (stuff->dstDrawable != stuff->srcDrawable) { | |||
1697 | rc = dixLookupDrawable(&psrcDraw, stuff->srcDrawable, client, 0, | |||
1698 | DixReadAccess(1<<0)); | |||
1699 | if (rc != Success0) | |||
1700 | return rc; | |||
1701 | ||||
1702 | if (pdstDraw->pScreen != psrcDraw->pScreen) { | |||
1703 | client->errorValue = stuff->dstDrawable; | |||
1704 | return BadMatch8; | |||
1705 | } | |||
1706 | } | |||
1707 | else | |||
1708 | psrcDraw = pdstDraw; | |||
1709 | ||||
1710 | /* Check to see if stuff->bitPlane has exactly ONE good bit set */ | |||
1711 | if (stuff->bitPlane == 0 || (stuff->bitPlane & (stuff->bitPlane - 1)) || | |||
1712 | (stuff->bitPlane > (1L << (psrcDraw->depth - 1)))) { | |||
1713 | client->errorValue = stuff->bitPlane; | |||
1714 | return BadValue2; | |||
1715 | } | |||
1716 | ||||
1717 | pRgn = | |||
1718 | (*pGC->ops->CopyPlane) (psrcDraw, pdstDraw, pGC, stuff->srcX, | |||
1719 | stuff->srcY, stuff->width, stuff->height, | |||
1720 | stuff->dstX, stuff->dstY, stuff->bitPlane); | |||
1721 | if (pGC->graphicsExposures) { | |||
1722 | SendGraphicsExpose(client, pRgn, stuff->dstDrawable, X_CopyPlane63, 0); | |||
1723 | if (pRgn) | |||
1724 | RegionDestroy(pRgn); | |||
1725 | } | |||
1726 | return Success0; | |||
1727 | } | |||
1728 | ||||
1729 | int | |||
1730 | ProcPolyPoint(ClientPtr client) | |||
1731 | { | |||
1732 | int npoint; | |||
1733 | GC *pGC; | |||
1734 | DrawablePtr pDraw; | |||
1735 | ||||
1736 | REQUEST(xPolyPointReq)xPolyPointReq *stuff = (xPolyPointReq *)client->requestBuffer; | |||
1737 | ||||
1738 | REQUEST_AT_LEAST_SIZE(xPolyPointReq)if ((sizeof(xPolyPointReq) >> 2) > client->req_len ) return(16); | |||
1739 | if ((stuff->coordMode != CoordModeOrigin0) && | |||
1740 | (stuff->coordMode != CoordModePrevious1)) { | |||
1741 | client->errorValue = stuff->coordMode; | |||
1742 | return BadValue2; | |||
1743 | } | |||
1744 | VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixWriteAccess){ int tmprc = dixLookupDrawable(&(pDraw), stuff->drawable , client, (-1), (1<<1)); if (tmprc != 0) return tmprc; tmprc = dixLookupGC(&(pGC), stuff->gc, client, (1<<24 )); if (tmprc != 0) return tmprc; if ((pGC->depth != pDraw ->depth) || (pGC->pScreen != pDraw->pScreen)) return 8; } if (pGC->serialNumber != pDraw->serialNumber) ValidateGC (pDraw, pGC);; | |||
1745 | npoint = bytes_to_int32((client->req_len << 2) - sizeof(xPolyPointReq)); | |||
1746 | if (npoint) | |||
1747 | (*pGC->ops->PolyPoint) (pDraw, pGC, stuff->coordMode, npoint, | |||
1748 | (xPoint *) &stuff[1]); | |||
1749 | return Success0; | |||
1750 | } | |||
1751 | ||||
1752 | int | |||
1753 | ProcPolyLine(ClientPtr client) | |||
1754 | { | |||
1755 | int npoint; | |||
1756 | GC *pGC; | |||
1757 | DrawablePtr pDraw; | |||
1758 | ||||
1759 | REQUEST(xPolyLineReq)xPolyLineReq *stuff = (xPolyLineReq *)client->requestBuffer; | |||
1760 | ||||
1761 | REQUEST_AT_LEAST_SIZE(xPolyLineReq)if ((sizeof(xPolyLineReq) >> 2) > client->req_len ) return(16); | |||
1762 | if ((stuff->coordMode != CoordModeOrigin0) && | |||
1763 | (stuff->coordMode != CoordModePrevious1)) { | |||
1764 | client->errorValue = stuff->coordMode; | |||
1765 | return BadValue2; | |||
1766 | } | |||
1767 | VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixWriteAccess){ int tmprc = dixLookupDrawable(&(pDraw), stuff->drawable , client, (-1), (1<<1)); if (tmprc != 0) return tmprc; tmprc = dixLookupGC(&(pGC), stuff->gc, client, (1<<24 )); if (tmprc != 0) return tmprc; if ((pGC->depth != pDraw ->depth) || (pGC->pScreen != pDraw->pScreen)) return 8; } if (pGC->serialNumber != pDraw->serialNumber) ValidateGC (pDraw, pGC);; | |||
1768 | npoint = bytes_to_int32((client->req_len << 2) - sizeof(xPolyLineReq)); | |||
1769 | if (npoint > 1) | |||
1770 | (*pGC->ops->Polylines) (pDraw, pGC, stuff->coordMode, npoint, | |||
1771 | (DDXPointPtr) &stuff[1]); | |||
1772 | return Success0; | |||
1773 | } | |||
1774 | ||||
1775 | int | |||
1776 | ProcPolySegment(ClientPtr client) | |||
1777 | { | |||
1778 | int nsegs; | |||
1779 | GC *pGC; | |||
1780 | DrawablePtr pDraw; | |||
1781 | ||||
1782 | REQUEST(xPolySegmentReq)xPolySegmentReq *stuff = (xPolySegmentReq *)client->requestBuffer; | |||
1783 | ||||
1784 | REQUEST_AT_LEAST_SIZE(xPolySegmentReq)if ((sizeof(xPolySegmentReq) >> 2) > client->req_len ) return(16); | |||
1785 | VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixWriteAccess){ int tmprc = dixLookupDrawable(&(pDraw), stuff->drawable , client, (-1), (1<<1)); if (tmprc != 0) return tmprc; tmprc = dixLookupGC(&(pGC), stuff->gc, client, (1<<24 )); if (tmprc != 0) return tmprc; if ((pGC->depth != pDraw ->depth) || (pGC->pScreen != pDraw->pScreen)) return 8; } if (pGC->serialNumber != pDraw->serialNumber) ValidateGC (pDraw, pGC);; | |||
1786 | nsegs = (client->req_len << 2) - sizeof(xPolySegmentReq); | |||
1787 | if (nsegs & 4) | |||
1788 | return BadLength16; | |||
1789 | nsegs >>= 3; | |||
1790 | if (nsegs) | |||
1791 | (*pGC->ops->PolySegment) (pDraw, pGC, nsegs, (xSegment *) &stuff[1]); | |||
1792 | return Success0; | |||
1793 | } | |||
1794 | ||||
1795 | int | |||
1796 | ProcPolyRectangle(ClientPtr client) | |||
1797 | { | |||
1798 | int nrects; | |||
1799 | GC *pGC; | |||
1800 | DrawablePtr pDraw; | |||
1801 | ||||
1802 | REQUEST(xPolyRectangleReq)xPolyRectangleReq *stuff = (xPolyRectangleReq *)client->requestBuffer; | |||
1803 | ||||
1804 | REQUEST_AT_LEAST_SIZE(xPolyRectangleReq)if ((sizeof(xPolyRectangleReq) >> 2) > client->req_len ) return(16); | |||
1805 | VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixWriteAccess){ int tmprc = dixLookupDrawable(&(pDraw), stuff->drawable , client, (-1), (1<<1)); if (tmprc != 0) return tmprc; tmprc = dixLookupGC(&(pGC), stuff->gc, client, (1<<24 )); if (tmprc != 0) return tmprc; if ((pGC->depth != pDraw ->depth) || (pGC->pScreen != pDraw->pScreen)) return 8; } if (pGC->serialNumber != pDraw->serialNumber) ValidateGC (pDraw, pGC);; | |||
1806 | nrects = (client->req_len << 2) - sizeof(xPolyRectangleReq); | |||
1807 | if (nrects & 4) | |||
1808 | return BadLength16; | |||
1809 | nrects >>= 3; | |||
1810 | if (nrects) | |||
1811 | (*pGC->ops->PolyRectangle) (pDraw, pGC, | |||
1812 | nrects, (xRectangle *) &stuff[1]); | |||
1813 | return Success0; | |||
1814 | } | |||
1815 | ||||
1816 | int | |||
1817 | ProcPolyArc(ClientPtr client) | |||
1818 | { | |||
1819 | int narcs; | |||
1820 | GC *pGC; | |||
1821 | DrawablePtr pDraw; | |||
1822 | ||||
1823 | REQUEST(xPolyArcReq)xPolyArcReq *stuff = (xPolyArcReq *)client->requestBuffer; | |||
1824 | ||||
1825 | REQUEST_AT_LEAST_SIZE(xPolyArcReq)if ((sizeof(xPolyArcReq) >> 2) > client->req_len ) return(16); | |||
1826 | VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixWriteAccess){ int tmprc = dixLookupDrawable(&(pDraw), stuff->drawable , client, (-1), (1<<1)); if (tmprc != 0) return tmprc; tmprc = dixLookupGC(&(pGC), stuff->gc, client, (1<<24 )); if (tmprc != 0) return tmprc; if ((pGC->depth != pDraw ->depth) || (pGC->pScreen != pDraw->pScreen)) return 8; } if (pGC->serialNumber != pDraw->serialNumber) ValidateGC (pDraw, pGC);; | |||
1827 | narcs = (client->req_len << 2) - sizeof(xPolyArcReq); | |||
1828 | if (narcs % sizeof(xArc)) | |||
1829 | return BadLength16; | |||
1830 | narcs /= sizeof(xArc); | |||
1831 | if (narcs) | |||
1832 | (*pGC->ops->PolyArc) (pDraw, pGC, narcs, (xArc *) &stuff[1]); | |||
1833 | return Success0; | |||
1834 | } | |||
1835 | ||||
1836 | int | |||
1837 | ProcFillPoly(ClientPtr client) | |||
1838 | { | |||
1839 | int things; | |||
1840 | GC *pGC; | |||
1841 | DrawablePtr pDraw; | |||
1842 | ||||
1843 | REQUEST(xFillPolyReq)xFillPolyReq *stuff = (xFillPolyReq *)client->requestBuffer; | |||
1844 | ||||
1845 | REQUEST_AT_LEAST_SIZE(xFillPolyReq)if ((sizeof(xFillPolyReq) >> 2) > client->req_len ) return(16); | |||
1846 | if ((stuff->shape != Complex0) && (stuff->shape != Nonconvex1) && | |||
1847 | (stuff->shape != Convex2)) { | |||
1848 | client->errorValue = stuff->shape; | |||
1849 | return BadValue2; | |||
1850 | } | |||
1851 | if ((stuff->coordMode != CoordModeOrigin0) && | |||
1852 | (stuff->coordMode != CoordModePrevious1)) { | |||
1853 | client->errorValue = stuff->coordMode; | |||
1854 | return BadValue2; | |||
1855 | } | |||
1856 | ||||
1857 | VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixWriteAccess){ int tmprc = dixLookupDrawable(&(pDraw), stuff->drawable , client, (-1), (1<<1)); if (tmprc != 0) return tmprc; tmprc = dixLookupGC(&(pGC), stuff->gc, client, (1<<24 )); if (tmprc != 0) return tmprc; if ((pGC->depth != pDraw ->depth) || (pGC->pScreen != pDraw->pScreen)) return 8; } if (pGC->serialNumber != pDraw->serialNumber) ValidateGC (pDraw, pGC);; | |||
1858 | things = bytes_to_int32((client->req_len << 2) - sizeof(xFillPolyReq)); | |||
1859 | if (things) | |||
1860 | (*pGC->ops->FillPolygon) (pDraw, pGC, stuff->shape, | |||
1861 | stuff->coordMode, things, | |||
1862 | (DDXPointPtr) &stuff[1]); | |||
1863 | return Success0; | |||
1864 | } | |||
1865 | ||||
1866 | int | |||
1867 | ProcPolyFillRectangle(ClientPtr client) | |||
1868 | { | |||
1869 | int things; | |||
1870 | GC *pGC; | |||
1871 | DrawablePtr pDraw; | |||
1872 | ||||
1873 | REQUEST(xPolyFillRectangleReq)xPolyFillRectangleReq *stuff = (xPolyFillRectangleReq *)client ->requestBuffer; | |||
1874 | ||||
1875 | REQUEST_AT_LEAST_SIZE(xPolyFillRectangleReq)if ((sizeof(xPolyFillRectangleReq) >> 2) > client-> req_len ) return(16); | |||
1876 | VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixWriteAccess){ int tmprc = dixLookupDrawable(&(pDraw), stuff->drawable , client, (-1), (1<<1)); if (tmprc != 0) return tmprc; tmprc = dixLookupGC(&(pGC), stuff->gc, client, (1<<24 )); if (tmprc != 0) return tmprc; if ((pGC->depth != pDraw ->depth) || (pGC->pScreen != pDraw->pScreen)) return 8; } if (pGC->serialNumber != pDraw->serialNumber) ValidateGC (pDraw, pGC);; | |||
1877 | things = (client->req_len << 2) - sizeof(xPolyFillRectangleReq); | |||
1878 | if (things & 4) | |||
1879 | return BadLength16; | |||
1880 | things >>= 3; | |||
1881 | ||||
1882 | if (things) | |||
1883 | (*pGC->ops->PolyFillRect) (pDraw, pGC, things, | |||
1884 | (xRectangle *) &stuff[1]); | |||
1885 | return Success0; | |||
1886 | } | |||
1887 | ||||
1888 | int | |||
1889 | ProcPolyFillArc(ClientPtr client) | |||
1890 | { | |||
1891 | int narcs; | |||
1892 | GC *pGC; | |||
1893 | DrawablePtr pDraw; | |||
1894 | ||||
1895 | REQUEST(xPolyFillArcReq)xPolyFillArcReq *stuff = (xPolyFillArcReq *)client->requestBuffer; | |||
1896 | ||||
1897 | REQUEST_AT_LEAST_SIZE(xPolyFillArcReq)if ((sizeof(xPolyFillArcReq) >> 2) > client->req_len ) return(16); | |||
1898 | VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixWriteAccess){ int tmprc = dixLookupDrawable(&(pDraw), stuff->drawable , client, (-1), (1<<1)); if (tmprc != 0) return tmprc; tmprc = dixLookupGC(&(pGC), stuff->gc, client, (1<<24 )); if (tmprc != 0) return tmprc; if ((pGC->depth != pDraw ->depth) || (pGC->pScreen != pDraw->pScreen)) return 8; } if (pGC->serialNumber != pDraw->serialNumber) ValidateGC (pDraw, pGC);; | |||
1899 | narcs = (client->req_len << 2) - sizeof(xPolyFillArcReq); | |||
1900 | if (narcs % sizeof(xArc)) | |||
1901 | return BadLength16; | |||
1902 | narcs /= sizeof(xArc); | |||
1903 | if (narcs) | |||
1904 | (*pGC->ops->PolyFillArc) (pDraw, pGC, narcs, (xArc *) &stuff[1]); | |||
1905 | return Success0; | |||
1906 | } | |||
1907 | ||||
1908 | #ifdef MATCH_CLIENT_ENDIAN | |||
1909 | ||||
1910 | int | |||
1911 | ServerOrder(void) | |||
1912 | { | |||
1913 | int whichbyte = 1; | |||
1914 | ||||
1915 | if (*((char *) &whichbyte)) | |||
1916 | return LSBFirst0; | |||
1917 | return MSBFirst1; | |||
1918 | } | |||
1919 | ||||
1920 | #define ClientOrder(client) ((client)->swapped ? !ServerOrder() : ServerOrder()) | |||
1921 | ||||
1922 | void | |||
1923 | ReformatImage(char *base, int nbytes, int bpp, int order) | |||
1924 | { | |||
1925 | switch (bpp) { | |||
1926 | case 1: /* yuck */ | |||
1927 | if (BITMAP_BIT_ORDER0 != order) | |||
1928 | BitOrderInvert((unsigned char *) base, nbytes); | |||
1929 | #if IMAGE_BYTE_ORDER0 != BITMAP_BIT_ORDER0 && BITMAP_SCANLINE_UNIT32 != 8 | |||
1930 | ReformatImage(base, nbytes, BITMAP_SCANLINE_UNIT, order); | |||
1931 | #endif | |||
1932 | break; | |||
1933 | case 4: | |||
1934 | break; /* yuck */ | |||
1935 | case 8: | |||
1936 | break; | |||
1937 | case 16: | |||
1938 | if (IMAGE_BYTE_ORDER0 != order) | |||
1939 | TwoByteSwap((unsigned char *) base, nbytes); | |||
1940 | break; | |||
1941 | case 32: | |||
1942 | if (IMAGE_BYTE_ORDER0 != order) | |||
1943 | FourByteSwap((unsigned char *) base, nbytes); | |||
1944 | break; | |||
1945 | } | |||
1946 | } | |||
1947 | #else | |||
1948 | #define ReformatImage(b,n,bpp,o) | |||
1949 | #endif | |||
1950 | ||||
1951 | /* 64-bit server notes: the protocol restricts padding of images to | |||
1952 | * 8-, 16-, or 32-bits. We would like to have 64-bits for the server | |||
1953 | * to use internally. Removes need for internal alignment checking. | |||
1954 | * All of the PutImage functions could be changed individually, but | |||
1955 | * as currently written, they call other routines which require things | |||
1956 | * to be 64-bit padded on scanlines, so we changed things here. | |||
1957 | * If an image would be padded differently for 64- versus 32-, then | |||
1958 | * copy each scanline to a 64-bit padded scanline. | |||
1959 | * Also, we need to make sure that the image is aligned on a 64-bit | |||
1960 | * boundary, even if the scanlines are padded to our satisfaction. | |||
1961 | */ | |||
1962 | int | |||
1963 | ProcPutImage(ClientPtr client) | |||
1964 | { | |||
1965 | GC *pGC; | |||
1966 | DrawablePtr pDraw; | |||
1967 | long length; /* length of scanline server padded */ | |||
1968 | long lengthProto; /* length of scanline protocol padded */ | |||
1969 | char *tmpImage; | |||
1970 | ||||
1971 | REQUEST(xPutImageReq)xPutImageReq *stuff = (xPutImageReq *)client->requestBuffer; | |||
1972 | ||||
1973 | REQUEST_AT_LEAST_SIZE(xPutImageReq)if ((sizeof(xPutImageReq) >> 2) > client->req_len ) return(16); | |||
1974 | VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixWriteAccess){ int tmprc = dixLookupDrawable(&(pDraw), stuff->drawable , client, (-1), (1<<1)); if (tmprc != 0) return tmprc; tmprc = dixLookupGC(&(pGC), stuff->gc, client, (1<<24 )); if (tmprc != 0) return tmprc; if ((pGC->depth != pDraw ->depth) || (pGC->pScreen != pDraw->pScreen)) return 8; } if (pGC->serialNumber != pDraw->serialNumber) ValidateGC (pDraw, pGC);; | |||
1975 | if (stuff->format == XYBitmap0) { | |||
1976 | if ((stuff->depth != 1) || | |||
1977 | (stuff->leftPad >= (unsigned int) screenInfo.bitmapScanlinePad)) | |||
1978 | return BadMatch8; | |||
1979 | length = BitmapBytePad(stuff->width + stuff->leftPad)(((int)((stuff->width + stuff->leftPad) + 32 - 1) >> 5) << 2); | |||
1980 | } | |||
1981 | else if (stuff->format == XYPixmap1) { | |||
1982 | if ((pDraw->depth != stuff->depth) || | |||
1983 | (stuff->leftPad >= (unsigned int) screenInfo.bitmapScanlinePad)) | |||
1984 | return BadMatch8; | |||
1985 | length = BitmapBytePad(stuff->width + stuff->leftPad)(((int)((stuff->width + stuff->leftPad) + 32 - 1) >> 5) << 2); | |||
1986 | length *= stuff->depth; | |||
1987 | } | |||
1988 | else if (stuff->format == ZPixmap2) { | |||
1989 | if ((pDraw->depth != stuff->depth) || (stuff->leftPad != 0)) | |||
1990 | return BadMatch8; | |||
1991 | length = PixmapBytePad(stuff->width, stuff->depth)((PixmapWidthPaddingInfo[stuff->depth].notPower2 ? (((int) (stuff->width) * PixmapWidthPaddingInfo[stuff->depth].bytesPerPixel + PixmapWidthPaddingInfo[stuff->depth].bytesPerPixel) >> PixmapWidthPaddingInfo[stuff->depth].padBytesLog2) : ((int )((stuff->width) + PixmapWidthPaddingInfo[stuff->depth] .padRoundUp) >> PixmapWidthPaddingInfo[stuff->depth] .padPixelsLog2)) << PixmapWidthPaddingInfo[stuff->depth ].padBytesLog2); | |||
1992 | } | |||
1993 | else { | |||
1994 | client->errorValue = stuff->format; | |||
1995 | return BadValue2; | |||
1996 | } | |||
1997 | ||||
1998 | tmpImage = (char *) &stuff[1]; | |||
1999 | lengthProto = length; | |||
2000 | ||||
2001 | if (stuff->height != 0 && lengthProto >= (INT32_MAX2147483647 / stuff->height)) | |||
2002 | return BadLength16; | |||
2003 | ||||
2004 | if ((bytes_to_int32(lengthProto * stuff->height) + | |||
2005 | bytes_to_int32(sizeof(xPutImageReq))) != client->req_len) | |||
2006 | return BadLength16; | |||
2007 | ||||
2008 | ReformatImage(tmpImage, lengthProto * stuff->height, | |||
2009 | stuff->format == ZPixmap ? BitsPerPixel(stuff->depth) : 1, | |||
2010 | ClientOrder(client)); | |||
2011 | ||||
2012 | (*pGC->ops->PutImage) (pDraw, pGC, stuff->depth, stuff->dstX, stuff->dstY, | |||
2013 | stuff->width, stuff->height, | |||
2014 | stuff->leftPad, stuff->format, tmpImage); | |||
2015 | ||||
2016 | return Success0; | |||
2017 | } | |||
2018 | ||||
2019 | static int | |||
2020 | DoGetImage(ClientPtr client, int format, Drawable drawable, | |||
2021 | int x, int y, int width, int height, | |||
2022 | Mask planemask) | |||
2023 | { | |||
2024 | DrawablePtr pDraw, pBoundingDraw; | |||
2025 | int nlines, linesPerBuf, rc; | |||
2026 | int linesDone; | |||
2027 | ||||
2028 | /* coordinates relative to the bounding drawable */ | |||
2029 | int relx, rely; | |||
2030 | long widthBytesLine, length; | |||
2031 | Mask plane = 0; | |||
2032 | char *pBuf; | |||
2033 | xGetImageReply xgi; | |||
2034 | RegionPtr pVisibleRegion = NULL((void*)0); | |||
2035 | ||||
2036 | if ((format != XYPixmap1) && (format != ZPixmap2)) { | |||
| ||||
2037 | client->errorValue = format; | |||
2038 | return BadValue2; | |||
2039 | } | |||
2040 | rc = dixLookupDrawable(&pDraw, drawable, client, 0, DixReadAccess(1<<0)); | |||
2041 | if (rc != Success0) | |||
2042 | return rc; | |||
2043 | ||||
2044 | memset(&xgi, 0, sizeof(xGetImageReply))__builtin___memset_chk (&xgi, 0, sizeof(xGetImageReply), __builtin_object_size (&xgi, 0)); | |||
2045 | ||||
2046 | relx = x; | |||
2047 | rely = y; | |||
2048 | ||||
2049 | if (pDraw->type == DRAWABLE_WINDOW0) { | |||
2050 | WindowPtr pWin = (WindowPtr) pDraw; | |||
2051 | ||||
2052 | /* "If the drawable is a window, the window must be viewable ... or a | |||
2053 | * BadMatch error results" */ | |||
2054 | if (!pWin->viewable) | |||
2055 | return BadMatch8; | |||
2056 | ||||
2057 | /* If the drawable is a window, the rectangle must be contained within | |||
2058 | * its bounds (including the border). */ | |||
2059 | if (x < -wBorderWidth(pWin)((int) (pWin)->borderWidth) || | |||
2060 | x + width > wBorderWidth(pWin)((int) (pWin)->borderWidth) + (int) pDraw->width || | |||
2061 | y < -wBorderWidth(pWin)((int) (pWin)->borderWidth) || | |||
2062 | y + height > wBorderWidth(pWin)((int) (pWin)->borderWidth) + (int) pDraw->height) | |||
2063 | return BadMatch8; | |||
2064 | ||||
2065 | relx += pDraw->x; | |||
2066 | rely += pDraw->y; | |||
2067 | ||||
2068 | if (pDraw->pScreen->GetWindowPixmap) { | |||
2069 | PixmapPtr pPix = (*pDraw->pScreen->GetWindowPixmap) (pWin); | |||
2070 | ||||
2071 | pBoundingDraw = &pPix->drawable; | |||
2072 | #ifdef COMPOSITE | |||
2073 | relx -= pPix->screen_x; | |||
2074 | rely -= pPix->screen_y; | |||
2075 | #endif | |||
2076 | } | |||
2077 | else { | |||
2078 | pBoundingDraw = (DrawablePtr) pDraw->pScreen->root; | |||
2079 | } | |||
2080 | ||||
2081 | xgi.visual = wVisual(pWin)((pWin)->optional ? (pWin)->optional->visual : FindWindowWithOptional (pWin)->optional->visual); | |||
2082 | } | |||
2083 | else { | |||
2084 | pBoundingDraw = pDraw; | |||
2085 | xgi.visual = None0L; | |||
2086 | } | |||
2087 | ||||
2088 | /* "If the drawable is a pixmap, the given rectangle must be wholly | |||
2089 | * contained within the pixmap, or a BadMatch error results. If the | |||
2090 | * drawable is a window [...] it must be the case that if there were no | |||
2091 | * inferiors or overlapping windows, the specified rectangle of the window | |||
2092 | * would be fully visible on the screen and wholly contained within the | |||
2093 | * outside edges of the window, or a BadMatch error results." | |||
2094 | * | |||
2095 | * We relax the window case slightly to mean that the rectangle must exist | |||
2096 | * within the bounds of the window's backing pixmap. In particular, this | |||
2097 | * means that a GetImage request may succeed or fail with BadMatch depending | |||
2098 | * on whether any of its ancestor windows are redirected. */ | |||
2099 | if (relx < 0 || relx + width > (int) pBoundingDraw->width || | |||
2100 | rely < 0 || rely + height > (int) pBoundingDraw->height) | |||
2101 | return BadMatch8; | |||
2102 | ||||
2103 | xgi.type = X_Reply1; | |||
2104 | xgi.sequenceNumber = client->sequence; | |||
2105 | xgi.depth = pDraw->depth; | |||
2106 | if (format == ZPixmap2) { | |||
2107 | widthBytesLine = PixmapBytePad(width, pDraw->depth)((PixmapWidthPaddingInfo[pDraw->depth].notPower2 ? (((int) (width) * PixmapWidthPaddingInfo[pDraw->depth].bytesPerPixel + PixmapWidthPaddingInfo[pDraw->depth].bytesPerPixel) >> PixmapWidthPaddingInfo[pDraw->depth].padBytesLog2) : ((int )((width) + PixmapWidthPaddingInfo[pDraw->depth].padRoundUp ) >> PixmapWidthPaddingInfo[pDraw->depth].padPixelsLog2 )) << PixmapWidthPaddingInfo[pDraw->depth].padBytesLog2 ); | |||
2108 | length = widthBytesLine * height; | |||
2109 | ||||
2110 | } | |||
2111 | else { | |||
2112 | widthBytesLine = BitmapBytePad(width)(((int)((width) + 32 - 1) >> 5) << 2); | |||
2113 | plane = ((Mask) 1) << (pDraw->depth - 1); | |||
2114 | /* only planes asked for */ | |||
2115 | length = widthBytesLine * height * | |||
2116 | Ones(planemask & (plane | (plane - 1))); | |||
2117 | ||||
2118 | } | |||
2119 | ||||
2120 | xgi.length = length; | |||
2121 | ||||
2122 | xgi.length = bytes_to_int32(xgi.length); | |||
2123 | if (widthBytesLine == 0 || height == 0) | |||
2124 | linesPerBuf = 0; | |||
2125 | else if (widthBytesLine >= IMAGE_BUFSIZE(64*1024)) | |||
2126 | linesPerBuf = 1; | |||
2127 | else { | |||
2128 | linesPerBuf = IMAGE_BUFSIZE(64*1024) / widthBytesLine; | |||
2129 | if (linesPerBuf > height) | |||
2130 | linesPerBuf = height; | |||
2131 | } | |||
2132 | length = linesPerBuf * widthBytesLine; | |||
2133 | if (linesPerBuf < height) { | |||
2134 | /* we have to make sure intermediate buffers don't need padding */ | |||
2135 | while ((linesPerBuf > 1) && | |||
2136 | (length & ((1L << LOG2_BYTES_PER_SCANLINE_PAD2) - 1))) { | |||
2137 | linesPerBuf--; | |||
2138 | length -= widthBytesLine; | |||
2139 | } | |||
2140 | while (length & ((1L << LOG2_BYTES_PER_SCANLINE_PAD2) - 1)) { | |||
2141 | linesPerBuf++; | |||
2142 | length += widthBytesLine; | |||
2143 | } | |||
2144 | } | |||
2145 | if (!(pBuf = calloc(1, length))) | |||
| ||||
2146 | return BadAlloc11; | |||
2147 | WriteReplyToClient(client, sizeof(xGetImageReply), &xgi){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xGetImageReply )), &xgi); else WriteToClient(client, (int)(sizeof(xGetImageReply )), (&xgi)); }; | |||
2148 | ||||
2149 | if (pDraw->type == DRAWABLE_WINDOW0) { | |||
2150 | pVisibleRegion = NotClippedByChildren((WindowPtr) pDraw); | |||
2151 | if (pVisibleRegion) { | |||
2152 | RegionTranslate(pVisibleRegion, -pDraw->x, -pDraw->y); | |||
2153 | } | |||
2154 | } | |||
2155 | ||||
2156 | if (linesPerBuf == 0) { | |||
2157 | /* nothing to do */ | |||
2158 | } | |||
2159 | else if (format == ZPixmap2) { | |||
2160 | linesDone = 0; | |||
2161 | while (height - linesDone > 0) { | |||
2162 | nlines = min(linesPerBuf, height - linesDone)(((linesPerBuf) < (height - linesDone)) ? (linesPerBuf) : ( height - linesDone)); | |||
2163 | (*pDraw->pScreen->GetImage) (pDraw, | |||
2164 | x, | |||
2165 | y + linesDone, | |||
2166 | width, | |||
2167 | nlines, | |||
2168 | format, planemask, (void *) pBuf); | |||
2169 | if (pVisibleRegion) | |||
2170 | XaceCensorImage(client, pVisibleRegion, widthBytesLine, | |||
2171 | pDraw, x, y + linesDone, width, | |||
2172 | nlines, format, pBuf); | |||
2173 | ||||
2174 | /* Note that this is NOT a call to WriteSwappedDataToClient, | |||
2175 | as we do NOT byte swap */ | |||
2176 | ReformatImage(pBuf, (int) (nlines * widthBytesLine), | |||
2177 | BitsPerPixel(pDraw->depth), ClientOrder(client)); | |||
2178 | ||||
2179 | WriteToClient(client, (int) (nlines * widthBytesLine), pBuf); | |||
2180 | linesDone += nlines; | |||
2181 | } | |||
2182 | } | |||
2183 | else { /* XYPixmap */ | |||
2184 | ||||
2185 | for (; plane; plane >>= 1) { | |||
2186 | if (planemask & plane) { | |||
2187 | linesDone = 0; | |||
2188 | while (height - linesDone > 0) { | |||
2189 | nlines = min(linesPerBuf, height - linesDone)(((linesPerBuf) < (height - linesDone)) ? (linesPerBuf) : ( height - linesDone)); | |||
2190 | (*pDraw->pScreen->GetImage) (pDraw, | |||
2191 | x, | |||
2192 | y + linesDone, | |||
2193 | width, | |||
2194 | nlines, | |||
2195 | format, plane, (void *) pBuf); | |||
2196 | if (pVisibleRegion) | |||
2197 | XaceCensorImage(client, pVisibleRegion, | |||
2198 | widthBytesLine, | |||
2199 | pDraw, x, y + linesDone, width, | |||
2200 | nlines, format, pBuf); | |||
2201 | ||||
2202 | /* Note: NOT a call to WriteSwappedDataToClient, | |||
2203 | as we do NOT byte swap */ | |||
2204 | ReformatImage(pBuf, (int) (nlines * widthBytesLine), | |||
2205 | 1, ClientOrder(client)); | |||
2206 | ||||
2207 | WriteToClient(client, (int)(nlines * widthBytesLine), pBuf); | |||
2208 | linesDone += nlines; | |||
2209 | } | |||
2210 | } | |||
2211 | } | |||
2212 | } | |||
2213 | if (pVisibleRegion) | |||
2214 | RegionDestroy(pVisibleRegion); | |||
2215 | free(pBuf); | |||
2216 | return Success0; | |||
2217 | } | |||
2218 | ||||
2219 | int | |||
2220 | ProcGetImage(ClientPtr client) | |||
2221 | { | |||
2222 | REQUEST(xGetImageReq)xGetImageReq *stuff = (xGetImageReq *)client->requestBuffer; | |||
2223 | ||||
2224 | REQUEST_SIZE_MATCH(xGetImageReq)if ((sizeof(xGetImageReq) >> 2) != client->req_len) return (16); | |||
2225 | ||||
2226 | return DoGetImage(client, stuff->format, stuff->drawable, | |||
2227 | stuff->x, stuff->y, | |||
2228 | (int) stuff->width, (int) stuff->height, | |||
2229 | stuff->planeMask); | |||
2230 | } | |||
2231 | ||||
2232 | int | |||
2233 | ProcPolyText(ClientPtr client) | |||
2234 | { | |||
2235 | int err; | |||
2236 | ||||
2237 | REQUEST(xPolyTextReq)xPolyTextReq *stuff = (xPolyTextReq *)client->requestBuffer; | |||
2238 | DrawablePtr pDraw; | |||
2239 | GC *pGC; | |||
2240 | ||||
2241 | REQUEST_AT_LEAST_SIZE(xPolyTextReq)if ((sizeof(xPolyTextReq) >> 2) > client->req_len ) return(16); | |||
2242 | VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixWriteAccess){ int tmprc = dixLookupDrawable(&(pDraw), stuff->drawable , client, (-1), (1<<1)); if (tmprc != 0) return tmprc; tmprc = dixLookupGC(&(pGC), stuff->gc, client, (1<<24 )); if (tmprc != 0) return tmprc; if ((pGC->depth != pDraw ->depth) || (pGC->pScreen != pDraw->pScreen)) return 8; } if (pGC->serialNumber != pDraw->serialNumber) ValidateGC (pDraw, pGC);; | |||
2243 | ||||
2244 | err = PolyText(client, | |||
2245 | pDraw, | |||
2246 | pGC, | |||
2247 | (unsigned char *) &stuff[1], | |||
2248 | ((unsigned char *) stuff) + (client->req_len << 2), | |||
2249 | stuff->x, stuff->y, stuff->reqType, stuff->drawable); | |||
2250 | ||||
2251 | if (err == Success0) { | |||
2252 | return Success0; | |||
2253 | } | |||
2254 | else | |||
2255 | return err; | |||
2256 | } | |||
2257 | ||||
2258 | int | |||
2259 | ProcImageText8(ClientPtr client) | |||
2260 | { | |||
2261 | int err; | |||
2262 | DrawablePtr pDraw; | |||
2263 | GC *pGC; | |||
2264 | ||||
2265 | REQUEST(xImageTextReq)xImageTextReq *stuff = (xImageTextReq *)client->requestBuffer; | |||
2266 | ||||
2267 | REQUEST_FIXED_SIZE(xImageTextReq, stuff->nChars)if (((sizeof(xImageTextReq) >> 2) > client->req_len ) || (((stuff->nChars) >> 2) >= client->req_len ) || ((((uint64_t) sizeof(xImageTextReq) + (stuff->nChars) + 3) >> 2) != (uint64_t) client->req_len)) return(16 ); | |||
2268 | VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixWriteAccess){ int tmprc = dixLookupDrawable(&(pDraw), stuff->drawable , client, (-1), (1<<1)); if (tmprc != 0) return tmprc; tmprc = dixLookupGC(&(pGC), stuff->gc, client, (1<<24 )); if (tmprc != 0) return tmprc; if ((pGC->depth != pDraw ->depth) || (pGC->pScreen != pDraw->pScreen)) return 8; } if (pGC->serialNumber != pDraw->serialNumber) ValidateGC (pDraw, pGC);; | |||
2269 | ||||
2270 | err = ImageText(client, | |||
2271 | pDraw, | |||
2272 | pGC, | |||
2273 | stuff->nChars, | |||
2274 | (unsigned char *) &stuff[1], | |||
2275 | stuff->x, stuff->y, stuff->reqType, stuff->drawable); | |||
2276 | ||||
2277 | if (err == Success0) { | |||
2278 | return Success0; | |||
2279 | } | |||
2280 | else | |||
2281 | return err; | |||
2282 | } | |||
2283 | ||||
2284 | int | |||
2285 | ProcImageText16(ClientPtr client) | |||
2286 | { | |||
2287 | int err; | |||
2288 | DrawablePtr pDraw; | |||
2289 | GC *pGC; | |||
2290 | ||||
2291 | REQUEST(xImageTextReq)xImageTextReq *stuff = (xImageTextReq *)client->requestBuffer; | |||
2292 | ||||
2293 | REQUEST_FIXED_SIZE(xImageTextReq, stuff->nChars << 1)if (((sizeof(xImageTextReq) >> 2) > client->req_len ) || (((stuff->nChars << 1) >> 2) >= client ->req_len) || ((((uint64_t) sizeof(xImageTextReq) + (stuff ->nChars << 1) + 3) >> 2) != (uint64_t) client ->req_len)) return(16); | |||
2294 | VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixWriteAccess){ int tmprc = dixLookupDrawable(&(pDraw), stuff->drawable , client, (-1), (1<<1)); if (tmprc != 0) return tmprc; tmprc = dixLookupGC(&(pGC), stuff->gc, client, (1<<24 )); if (tmprc != 0) return tmprc; if ((pGC->depth != pDraw ->depth) || (pGC->pScreen != pDraw->pScreen)) return 8; } if (pGC->serialNumber != pDraw->serialNumber) ValidateGC (pDraw, pGC);; | |||
2295 | ||||
2296 | err = ImageText(client, | |||
2297 | pDraw, | |||
2298 | pGC, | |||
2299 | stuff->nChars, | |||
2300 | (unsigned char *) &stuff[1], | |||
2301 | stuff->x, stuff->y, stuff->reqType, stuff->drawable); | |||
2302 | ||||
2303 | if (err == Success0) { | |||
2304 | return Success0; | |||
2305 | } | |||
2306 | else | |||
2307 | return err; | |||
2308 | } | |||
2309 | ||||
2310 | int | |||
2311 | ProcCreateColormap(ClientPtr client) | |||
2312 | { | |||
2313 | VisualPtr pVisual; | |||
2314 | ColormapPtr pmap; | |||
2315 | Colormap mid; | |||
2316 | WindowPtr pWin; | |||
2317 | ScreenPtr pScreen; | |||
2318 | ||||
2319 | REQUEST(xCreateColormapReq)xCreateColormapReq *stuff = (xCreateColormapReq *)client-> requestBuffer; | |||
2320 | int i, result; | |||
2321 | ||||
2322 | REQUEST_SIZE_MATCH(xCreateColormapReq)if ((sizeof(xCreateColormapReq) >> 2) != client->req_len ) return(16); | |||
2323 | ||||
2324 | if ((stuff->alloc != AllocNone0) && (stuff->alloc != AllocAll1)) { | |||
2325 | client->errorValue = stuff->alloc; | |||
2326 | return BadValue2; | |||
2327 | } | |||
2328 | mid = stuff->mid; | |||
2329 | LEGAL_NEW_RESOURCE(mid, client)if (!LegalNewID(mid,client)) { client->errorValue = mid; return 14; }; | |||
2330 | result = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess(1<<4)); | |||
2331 | if (result != Success0) | |||
2332 | return result; | |||
2333 | ||||
2334 | pScreen = pWin->drawable.pScreen; | |||
2335 | for (i = 0, pVisual = pScreen->visuals; | |||
2336 | i < pScreen->numVisuals; i++, pVisual++) { | |||
2337 | if (pVisual->vid != stuff->visual) | |||
2338 | continue; | |||
2339 | return CreateColormap(mid, pScreen, pVisual, &pmap, | |||
2340 | (int) stuff->alloc, client->index); | |||
2341 | } | |||
2342 | client->errorValue = stuff->visual; | |||
2343 | return BadMatch8; | |||
2344 | } | |||
2345 | ||||
2346 | int | |||
2347 | ProcFreeColormap(ClientPtr client) | |||
2348 | { | |||
2349 | ColormapPtr pmap; | |||
2350 | int rc; | |||
2351 | ||||
2352 | REQUEST(xResourceReq)xResourceReq *stuff = (xResourceReq *)client->requestBuffer; | |||
2353 | ||||
2354 | REQUEST_SIZE_MATCH(xResourceReq)if ((sizeof(xResourceReq) >> 2) != client->req_len) return (16); | |||
2355 | rc = dixLookupResourceByType((void **) &pmap, stuff->id, RT_COLORMAP((RESTYPE)6), | |||
2356 | client, DixDestroyAccess(1<<2)); | |||
2357 | if (rc == Success0) { | |||
2358 | /* Freeing a default colormap is a no-op */ | |||
2359 | if (!(pmap->flags & IsDefault1)) | |||
2360 | FreeResource(stuff->id, RT_NONE((RESTYPE)0)); | |||
2361 | return Success0; | |||
2362 | } | |||
2363 | else { | |||
2364 | client->errorValue = stuff->id; | |||
2365 | return rc; | |||
2366 | } | |||
2367 | } | |||
2368 | ||||
2369 | int | |||
2370 | ProcCopyColormapAndFree(ClientPtr client) | |||
2371 | { | |||
2372 | Colormap mid; | |||
2373 | ColormapPtr pSrcMap; | |||
2374 | ||||
2375 | REQUEST(xCopyColormapAndFreeReq)xCopyColormapAndFreeReq *stuff = (xCopyColormapAndFreeReq *)client ->requestBuffer; | |||
2376 | int rc; | |||
2377 | ||||
2378 | REQUEST_SIZE_MATCH(xCopyColormapAndFreeReq)if ((sizeof(xCopyColormapAndFreeReq) >> 2) != client-> req_len) return(16); | |||
2379 | mid = stuff->mid; | |||
2380 | LEGAL_NEW_RESOURCE(mid, client)if (!LegalNewID(mid,client)) { client->errorValue = mid; return 14; }; | |||
2381 | rc = dixLookupResourceByType((void **) &pSrcMap, stuff->srcCmap, | |||
2382 | RT_COLORMAP((RESTYPE)6), client, | |||
2383 | DixReadAccess(1<<0) | DixRemoveAccess(1<<13)); | |||
2384 | if (rc == Success0) | |||
2385 | return CopyColormapAndFree(mid, pSrcMap, client->index); | |||
2386 | client->errorValue = stuff->srcCmap; | |||
2387 | return rc; | |||
2388 | } | |||
2389 | ||||
2390 | int | |||
2391 | ProcInstallColormap(ClientPtr client) | |||
2392 | { | |||
2393 | ColormapPtr pcmp; | |||
2394 | int rc; | |||
2395 | ||||
2396 | REQUEST(xResourceReq)xResourceReq *stuff = (xResourceReq *)client->requestBuffer; | |||
2397 | REQUEST_SIZE_MATCH(xResourceReq)if ((sizeof(xResourceReq) >> 2) != client->req_len) return (16); | |||
2398 | ||||
2399 | rc = dixLookupResourceByType((void **) &pcmp, stuff->id, RT_COLORMAP((RESTYPE)6), | |||
2400 | client, DixInstallAccess(1<<20)); | |||
2401 | if (rc != Success0) | |||
2402 | goto out; | |||
2403 | ||||
2404 | rc = XaceHook(XACE_SCREEN_ACCESS11, client, pcmp->pScreen, DixSetAttrAccess(1<<5)); | |||
2405 | if (rc != Success0) { | |||
2406 | if (rc == BadValue2) | |||
2407 | rc = BadColor12; | |||
2408 | goto out; | |||
2409 | } | |||
2410 | ||||
2411 | (*(pcmp->pScreen->InstallColormap)) (pcmp); | |||
2412 | return Success0; | |||
2413 | ||||
2414 | out: | |||
2415 | client->errorValue = stuff->id; | |||
2416 | return rc; | |||
2417 | } | |||
2418 | ||||
2419 | int | |||
2420 | ProcUninstallColormap(ClientPtr client) | |||
2421 | { | |||
2422 | ColormapPtr pcmp; | |||
2423 | int rc; | |||
2424 | ||||
2425 | REQUEST(xResourceReq)xResourceReq *stuff = (xResourceReq *)client->requestBuffer; | |||
2426 | REQUEST_SIZE_MATCH(xResourceReq)if ((sizeof(xResourceReq) >> 2) != client->req_len) return (16); | |||
2427 | ||||
2428 | rc = dixLookupResourceByType((void **) &pcmp, stuff->id, RT_COLORMAP((RESTYPE)6), | |||
2429 | client, DixUninstallAccess(1<<21)); | |||
2430 | if (rc != Success0) | |||
2431 | goto out; | |||
2432 | ||||
2433 | rc = XaceHook(XACE_SCREEN_ACCESS11, client, pcmp->pScreen, DixSetAttrAccess(1<<5)); | |||
2434 | if (rc != Success0) { | |||
2435 | if (rc == BadValue2) | |||
2436 | rc = BadColor12; | |||
2437 | goto out; | |||
2438 | } | |||
2439 | ||||
2440 | if (pcmp->mid != pcmp->pScreen->defColormap) | |||
2441 | (*(pcmp->pScreen->UninstallColormap)) (pcmp); | |||
2442 | return Success0; | |||
2443 | ||||
2444 | out: | |||
2445 | client->errorValue = stuff->id; | |||
2446 | return rc; | |||
2447 | } | |||
2448 | ||||
2449 | int | |||
2450 | ProcListInstalledColormaps(ClientPtr client) | |||
2451 | { | |||
2452 | xListInstalledColormapsReply *preply; | |||
2453 | int nummaps, rc; | |||
2454 | WindowPtr pWin; | |||
2455 | ||||
2456 | REQUEST(xResourceReq)xResourceReq *stuff = (xResourceReq *)client->requestBuffer; | |||
2457 | REQUEST_SIZE_MATCH(xResourceReq)if ((sizeof(xResourceReq) >> 2) != client->req_len) return (16); | |||
2458 | ||||
2459 | rc = dixLookupWindow(&pWin, stuff->id, client, DixGetAttrAccess(1<<4)); | |||
2460 | if (rc != Success0) | |||
2461 | return rc; | |||
2462 | ||||
2463 | rc = XaceHook(XACE_SCREEN_ACCESS11, client, pWin->drawable.pScreen, | |||
2464 | DixGetAttrAccess(1<<4)); | |||
2465 | if (rc != Success0) | |||
2466 | return rc; | |||
2467 | ||||
2468 | preply = malloc(sizeof(xListInstalledColormapsReply) + | |||
2469 | pWin->drawable.pScreen->maxInstalledCmaps * | |||
2470 | sizeof(Colormap)); | |||
2471 | if (!preply) | |||
2472 | return BadAlloc11; | |||
2473 | ||||
2474 | preply->type = X_Reply1; | |||
2475 | preply->sequenceNumber = client->sequence; | |||
2476 | nummaps = (*pWin->drawable.pScreen->ListInstalledColormaps) | |||
2477 | (pWin->drawable.pScreen, (Colormap *) &preply[1]); | |||
2478 | preply->nColormaps = nummaps; | |||
2479 | preply->length = nummaps; | |||
2480 | WriteReplyToClient(client, sizeof(xListInstalledColormapsReply), preply){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xListInstalledColormapsReply )), preply); else WriteToClient(client, (int)(sizeof(xListInstalledColormapsReply )), (preply)); }; | |||
2481 | client->pSwapReplyFunc = (ReplySwapPtr) Swap32Write; | |||
2482 | WriteSwappedDataToClient(client, nummaps * sizeof(Colormap), &preply[1])if ((client)->swapped) (*(client)->pSwapReplyFunc)(client , (int)(nummaps * sizeof(Colormap)), &preply[1]); else WriteToClient (client, (int)(nummaps * sizeof(Colormap)), (&preply[1])) ;; | |||
2483 | free(preply); | |||
2484 | return Success0; | |||
2485 | } | |||
2486 | ||||
2487 | int | |||
2488 | ProcAllocColor(ClientPtr client) | |||
2489 | { | |||
2490 | ColormapPtr pmap; | |||
2491 | int rc; | |||
2492 | ||||
2493 | REQUEST(xAllocColorReq)xAllocColorReq *stuff = (xAllocColorReq *)client->requestBuffer; | |||
2494 | ||||
2495 | REQUEST_SIZE_MATCH(xAllocColorReq)if ((sizeof(xAllocColorReq) >> 2) != client->req_len ) return(16); | |||
2496 | rc = dixLookupResourceByType((void **) &pmap, stuff->cmap, RT_COLORMAP((RESTYPE)6), | |||
2497 | client, DixAddAccess(1<<12)); | |||
2498 | if (rc == Success0) { | |||
2499 | xAllocColorReply acr = { | |||
2500 | .type = X_Reply1, | |||
2501 | .sequenceNumber = client->sequence, | |||
2502 | .length = 0, | |||
2503 | .red = stuff->red, | |||
2504 | .green = stuff->green, | |||
2505 | .blue = stuff->blue, | |||
2506 | .pixel = 0 | |||
2507 | }; | |||
2508 | if ((rc = AllocColor(pmap, &acr.red, &acr.green, &acr.blue, | |||
2509 | &acr.pixel, client->index))) | |||
2510 | return rc; | |||
2511 | #ifdef PANORAMIX1 | |||
2512 | if (noPanoramiXExtension || !pmap->pScreen->myNum) | |||
2513 | #endif | |||
2514 | WriteReplyToClient(client, sizeof(xAllocColorReply), &acr){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xAllocColorReply )), &acr); else WriteToClient(client, (int)(sizeof(xAllocColorReply )), (&acr)); }; | |||
2515 | return Success0; | |||
2516 | ||||
2517 | } | |||
2518 | else { | |||
2519 | client->errorValue = stuff->cmap; | |||
2520 | return rc; | |||
2521 | } | |||
2522 | } | |||
2523 | ||||
2524 | int | |||
2525 | ProcAllocNamedColor(ClientPtr client) | |||
2526 | { | |||
2527 | ColormapPtr pcmp; | |||
2528 | int rc; | |||
2529 | ||||
2530 | REQUEST(xAllocNamedColorReq)xAllocNamedColorReq *stuff = (xAllocNamedColorReq *)client-> requestBuffer; | |||
2531 | ||||
2532 | REQUEST_FIXED_SIZE(xAllocNamedColorReq, stuff->nbytes)if (((sizeof(xAllocNamedColorReq) >> 2) > client-> req_len) || (((stuff->nbytes) >> 2) >= client-> req_len) || ((((uint64_t) sizeof(xAllocNamedColorReq) + (stuff ->nbytes) + 3) >> 2) != (uint64_t) client->req_len )) return(16); | |||
2533 | rc = dixLookupResourceByType((void **) &pcmp, stuff->cmap, RT_COLORMAP((RESTYPE)6), | |||
2534 | client, DixAddAccess(1<<12)); | |||
2535 | if (rc == Success0) { | |||
2536 | xAllocNamedColorReply ancr = { | |||
2537 | .type = X_Reply1, | |||
2538 | .sequenceNumber = client->sequence, | |||
2539 | .length = 0 | |||
2540 | }; | |||
2541 | if (OsLookupColor | |||
2542 | (pcmp->pScreen->myNum, (char *) &stuff[1], stuff->nbytes, | |||
2543 | &ancr.exactRed, &ancr.exactGreen, &ancr.exactBlue)) { | |||
2544 | ancr.screenRed = ancr.exactRed; | |||
2545 | ancr.screenGreen = ancr.exactGreen; | |||
2546 | ancr.screenBlue = ancr.exactBlue; | |||
2547 | ancr.pixel = 0; | |||
2548 | if ((rc = AllocColor(pcmp, | |||
2549 | &ancr.screenRed, &ancr.screenGreen, | |||
2550 | &ancr.screenBlue, &ancr.pixel, client->index))) | |||
2551 | return rc; | |||
2552 | #ifdef PANORAMIX1 | |||
2553 | if (noPanoramiXExtension || !pcmp->pScreen->myNum) | |||
2554 | #endif | |||
2555 | WriteReplyToClient(client, sizeof(xAllocNamedColorReply),{ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xAllocNamedColorReply )), &ancr); else WriteToClient(client, (int)(sizeof(xAllocNamedColorReply )), (&ancr)); } | |||
2556 | &ancr){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xAllocNamedColorReply )), &ancr); else WriteToClient(client, (int)(sizeof(xAllocNamedColorReply )), (&ancr)); }; | |||
2557 | return Success0; | |||
2558 | } | |||
2559 | else | |||
2560 | return BadName15; | |||
2561 | ||||
2562 | } | |||
2563 | else { | |||
2564 | client->errorValue = stuff->cmap; | |||
2565 | return rc; | |||
2566 | } | |||
2567 | } | |||
2568 | ||||
2569 | int | |||
2570 | ProcAllocColorCells(ClientPtr client) | |||
2571 | { | |||
2572 | ColormapPtr pcmp; | |||
2573 | int rc; | |||
2574 | ||||
2575 | REQUEST(xAllocColorCellsReq)xAllocColorCellsReq *stuff = (xAllocColorCellsReq *)client-> requestBuffer; | |||
2576 | ||||
2577 | REQUEST_SIZE_MATCH(xAllocColorCellsReq)if ((sizeof(xAllocColorCellsReq) >> 2) != client->req_len ) return(16); | |||
2578 | rc = dixLookupResourceByType((void **) &pcmp, stuff->cmap, RT_COLORMAP((RESTYPE)6), | |||
2579 | client, DixAddAccess(1<<12)); | |||
2580 | if (rc == Success0) { | |||
2581 | int npixels, nmasks; | |||
2582 | long length; | |||
2583 | Pixel *ppixels, *pmasks; | |||
2584 | ||||
2585 | npixels = stuff->colors; | |||
2586 | if (!npixels) { | |||
2587 | client->errorValue = npixels; | |||
2588 | return BadValue2; | |||
2589 | } | |||
2590 | if (stuff->contiguous != xTrue1 && stuff->contiguous != xFalse0) { | |||
2591 | client->errorValue = stuff->contiguous; | |||
2592 | return BadValue2; | |||
2593 | } | |||
2594 | nmasks = stuff->planes; | |||
2595 | length = ((long) npixels + (long) nmasks) * sizeof(Pixel); | |||
2596 | ppixels = malloc(length); | |||
2597 | if (!ppixels) | |||
2598 | return BadAlloc11; | |||
2599 | pmasks = ppixels + npixels; | |||
2600 | ||||
2601 | if ((rc = AllocColorCells(client->index, pcmp, npixels, nmasks, | |||
2602 | (Bool) stuff->contiguous, ppixels, pmasks))) { | |||
2603 | free(ppixels); | |||
2604 | return rc; | |||
2605 | } | |||
2606 | #ifdef PANORAMIX1 | |||
2607 | if (noPanoramiXExtension || !pcmp->pScreen->myNum) | |||
2608 | #endif | |||
2609 | { | |||
2610 | xAllocColorCellsReply accr = { | |||
2611 | .type = X_Reply1, | |||
2612 | .sequenceNumber = client->sequence, | |||
2613 | .length = bytes_to_int32(length), | |||
2614 | .nPixels = npixels, | |||
2615 | .nMasks = nmasks | |||
2616 | }; | |||
2617 | WriteReplyToClient(client, sizeof(xAllocColorCellsReply), &accr){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xAllocColorCellsReply )), &accr); else WriteToClient(client, (int)(sizeof(xAllocColorCellsReply )), (&accr)); }; | |||
2618 | client->pSwapReplyFunc = (ReplySwapPtr) Swap32Write; | |||
2619 | WriteSwappedDataToClient(client, length, ppixels)if ((client)->swapped) (*(client)->pSwapReplyFunc)(client , (int)(length), ppixels); else WriteToClient(client, (int)(length ), (ppixels));; | |||
2620 | } | |||
2621 | free(ppixels); | |||
2622 | return Success0; | |||
2623 | } | |||
2624 | else { | |||
2625 | client->errorValue = stuff->cmap; | |||
2626 | return rc; | |||
2627 | } | |||
2628 | } | |||
2629 | ||||
2630 | int | |||
2631 | ProcAllocColorPlanes(ClientPtr client) | |||
2632 | { | |||
2633 | ColormapPtr pcmp; | |||
2634 | int rc; | |||
2635 | ||||
2636 | REQUEST(xAllocColorPlanesReq)xAllocColorPlanesReq *stuff = (xAllocColorPlanesReq *)client-> requestBuffer; | |||
2637 | ||||
2638 | REQUEST_SIZE_MATCH(xAllocColorPlanesReq)if ((sizeof(xAllocColorPlanesReq) >> 2) != client->req_len ) return(16); | |||
2639 | rc = dixLookupResourceByType((void **) &pcmp, stuff->cmap, RT_COLORMAP((RESTYPE)6), | |||
2640 | client, DixAddAccess(1<<12)); | |||
2641 | if (rc == Success0) { | |||
2642 | xAllocColorPlanesReply acpr; | |||
2643 | int npixels; | |||
2644 | long length; | |||
2645 | Pixel *ppixels; | |||
2646 | ||||
2647 | npixels = stuff->colors; | |||
2648 | if (!npixels) { | |||
2649 | client->errorValue = npixels; | |||
2650 | return BadValue2; | |||
2651 | } | |||
2652 | if (stuff->contiguous != xTrue1 && stuff->contiguous != xFalse0) { | |||
2653 | client->errorValue = stuff->contiguous; | |||
2654 | return BadValue2; | |||
2655 | } | |||
2656 | acpr = (xAllocColorPlanesReply) { | |||
2657 | .type = X_Reply1, | |||
2658 | .sequenceNumber = client->sequence, | |||
2659 | .nPixels = npixels | |||
2660 | }; | |||
2661 | length = (long) npixels *sizeof(Pixel); | |||
2662 | ||||
2663 | ppixels = malloc(length); | |||
2664 | if (!ppixels) | |||
2665 | return BadAlloc11; | |||
2666 | if ((rc = AllocColorPlanes(client->index, pcmp, npixels, | |||
2667 | (int) stuff->red, (int) stuff->green, | |||
2668 | (int) stuff->blue, (Bool) stuff->contiguous, | |||
2669 | ppixels, &acpr.redMask, &acpr.greenMask, | |||
2670 | &acpr.blueMask))) { | |||
2671 | free(ppixels); | |||
2672 | return rc; | |||
2673 | } | |||
2674 | acpr.length = bytes_to_int32(length); | |||
2675 | #ifdef PANORAMIX1 | |||
2676 | if (noPanoramiXExtension || !pcmp->pScreen->myNum) | |||
2677 | #endif | |||
2678 | { | |||
2679 | WriteReplyToClient(client, sizeof(xAllocColorPlanesReply), &acpr){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xAllocColorPlanesReply )), &acpr); else WriteToClient(client, (int)(sizeof(xAllocColorPlanesReply )), (&acpr)); }; | |||
2680 | client->pSwapReplyFunc = (ReplySwapPtr) Swap32Write; | |||
2681 | WriteSwappedDataToClient(client, length, ppixels)if ((client)->swapped) (*(client)->pSwapReplyFunc)(client , (int)(length), ppixels); else WriteToClient(client, (int)(length ), (ppixels));; | |||
2682 | } | |||
2683 | free(ppixels); | |||
2684 | return Success0; | |||
2685 | } | |||
2686 | else { | |||
2687 | client->errorValue = stuff->cmap; | |||
2688 | return rc; | |||
2689 | } | |||
2690 | } | |||
2691 | ||||
2692 | int | |||
2693 | ProcFreeColors(ClientPtr client) | |||
2694 | { | |||
2695 | ColormapPtr pcmp; | |||
2696 | int rc; | |||
2697 | ||||
2698 | REQUEST(xFreeColorsReq)xFreeColorsReq *stuff = (xFreeColorsReq *)client->requestBuffer; | |||
2699 | ||||
2700 | REQUEST_AT_LEAST_SIZE(xFreeColorsReq)if ((sizeof(xFreeColorsReq) >> 2) > client->req_len ) return(16); | |||
2701 | rc = dixLookupResourceByType((void **) &pcmp, stuff->cmap, RT_COLORMAP((RESTYPE)6), | |||
2702 | client, DixRemoveAccess(1<<13)); | |||
2703 | if (rc == Success0) { | |||
2704 | int count; | |||
2705 | ||||
2706 | if (pcmp->flags & AllAllocated2) | |||
2707 | return BadAccess10; | |||
2708 | count = bytes_to_int32((client->req_len << 2) - sizeof(xFreeColorsReq)); | |||
2709 | return FreeColors(pcmp, client->index, count, | |||
2710 | (Pixel *) &stuff[1], (Pixel) stuff->planeMask); | |||
2711 | } | |||
2712 | else { | |||
2713 | client->errorValue = stuff->cmap; | |||
2714 | return rc; | |||
2715 | } | |||
2716 | } | |||
2717 | ||||
2718 | int | |||
2719 | ProcStoreColors(ClientPtr client) | |||
2720 | { | |||
2721 | ColormapPtr pcmp; | |||
2722 | int rc; | |||
2723 | ||||
2724 | REQUEST(xStoreColorsReq)xStoreColorsReq *stuff = (xStoreColorsReq *)client->requestBuffer; | |||
2725 | ||||
2726 | REQUEST_AT_LEAST_SIZE(xStoreColorsReq)if ((sizeof(xStoreColorsReq) >> 2) > client->req_len ) return(16); | |||
2727 | rc = dixLookupResourceByType((void **) &pcmp, stuff->cmap, RT_COLORMAP((RESTYPE)6), | |||
2728 | client, DixWriteAccess(1<<1)); | |||
2729 | if (rc == Success0) { | |||
2730 | int count; | |||
2731 | ||||
2732 | count = (client->req_len << 2) - sizeof(xStoreColorsReq); | |||
2733 | if (count % sizeof(xColorItem)) | |||
2734 | return BadLength16; | |||
2735 | count /= sizeof(xColorItem); | |||
2736 | return StoreColors(pcmp, count, (xColorItem *) &stuff[1], client); | |||
2737 | } | |||
2738 | else { | |||
2739 | client->errorValue = stuff->cmap; | |||
2740 | return rc; | |||
2741 | } | |||
2742 | } | |||
2743 | ||||
2744 | int | |||
2745 | ProcStoreNamedColor(ClientPtr client) | |||
2746 | { | |||
2747 | ColormapPtr pcmp; | |||
2748 | int rc; | |||
2749 | ||||
2750 | REQUEST(xStoreNamedColorReq)xStoreNamedColorReq *stuff = (xStoreNamedColorReq *)client-> requestBuffer; | |||
2751 | ||||
2752 | REQUEST_FIXED_SIZE(xStoreNamedColorReq, stuff->nbytes)if (((sizeof(xStoreNamedColorReq) >> 2) > client-> req_len) || (((stuff->nbytes) >> 2) >= client-> req_len) || ((((uint64_t) sizeof(xStoreNamedColorReq) + (stuff ->nbytes) + 3) >> 2) != (uint64_t) client->req_len )) return(16); | |||
2753 | rc = dixLookupResourceByType((void **) &pcmp, stuff->cmap, RT_COLORMAP((RESTYPE)6), | |||
2754 | client, DixWriteAccess(1<<1)); | |||
2755 | if (rc == Success0) { | |||
2756 | xColorItem def; | |||
2757 | ||||
2758 | if (OsLookupColor(pcmp->pScreen->myNum, (char *) &stuff[1], | |||
2759 | stuff->nbytes, &def.red, &def.green, &def.blue)) { | |||
2760 | def.flags = stuff->flags; | |||
2761 | def.pixel = stuff->pixel; | |||
2762 | return StoreColors(pcmp, 1, &def, client); | |||
2763 | } | |||
2764 | return BadName15; | |||
2765 | } | |||
2766 | else { | |||
2767 | client->errorValue = stuff->cmap; | |||
2768 | return rc; | |||
2769 | } | |||
2770 | } | |||
2771 | ||||
2772 | int | |||
2773 | ProcQueryColors(ClientPtr client) | |||
2774 | { | |||
2775 | ColormapPtr pcmp; | |||
2776 | int rc; | |||
2777 | ||||
2778 | REQUEST(xQueryColorsReq)xQueryColorsReq *stuff = (xQueryColorsReq *)client->requestBuffer; | |||
2779 | ||||
2780 | REQUEST_AT_LEAST_SIZE(xQueryColorsReq)if ((sizeof(xQueryColorsReq) >> 2) > client->req_len ) return(16); | |||
2781 | rc = dixLookupResourceByType((void **) &pcmp, stuff->cmap, RT_COLORMAP((RESTYPE)6), | |||
2782 | client, DixReadAccess(1<<0)); | |||
2783 | if (rc == Success0) { | |||
2784 | int count; | |||
2785 | xrgb *prgbs; | |||
2786 | xQueryColorsReply qcr; | |||
2787 | ||||
2788 | count = | |||
2789 | bytes_to_int32((client->req_len << 2) - sizeof(xQueryColorsReq)); | |||
2790 | prgbs = calloc(count, sizeof(xrgb)); | |||
2791 | if (!prgbs && count) | |||
2792 | return BadAlloc11; | |||
2793 | if ((rc = | |||
2794 | QueryColors(pcmp, count, (Pixel *) &stuff[1], prgbs, client))) { | |||
2795 | free(prgbs); | |||
2796 | return rc; | |||
2797 | } | |||
2798 | qcr = (xQueryColorsReply) { | |||
2799 | .type = X_Reply1, | |||
2800 | .sequenceNumber = client->sequence, | |||
2801 | .length = bytes_to_int32(count * sizeof(xrgb)), | |||
2802 | .nColors = count | |||
2803 | }; | |||
2804 | WriteReplyToClient(client, sizeof(xQueryColorsReply), &qcr){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xQueryColorsReply )), &qcr); else WriteToClient(client, (int)(sizeof(xQueryColorsReply )), (&qcr)); }; | |||
2805 | if (count) { | |||
2806 | client->pSwapReplyFunc = (ReplySwapPtr) SQColorsExtend; | |||
2807 | WriteSwappedDataToClient(client, count * sizeof(xrgb), prgbs)if ((client)->swapped) (*(client)->pSwapReplyFunc)(client , (int)(count * sizeof(xrgb)), prgbs); else WriteToClient(client , (int)(count * sizeof(xrgb)), (prgbs));; | |||
2808 | } | |||
2809 | free(prgbs); | |||
2810 | return Success0; | |||
2811 | ||||
2812 | } | |||
2813 | else { | |||
2814 | client->errorValue = stuff->cmap; | |||
2815 | return rc; | |||
2816 | } | |||
2817 | } | |||
2818 | ||||
2819 | int | |||
2820 | ProcLookupColor(ClientPtr client) | |||
2821 | { | |||
2822 | ColormapPtr pcmp; | |||
2823 | int rc; | |||
2824 | ||||
2825 | REQUEST(xLookupColorReq)xLookupColorReq *stuff = (xLookupColorReq *)client->requestBuffer; | |||
2826 | ||||
2827 | REQUEST_FIXED_SIZE(xLookupColorReq, stuff->nbytes)if (((sizeof(xLookupColorReq) >> 2) > client->req_len ) || (((stuff->nbytes) >> 2) >= client->req_len ) || ((((uint64_t) sizeof(xLookupColorReq) + (stuff->nbytes ) + 3) >> 2) != (uint64_t) client->req_len)) return( 16); | |||
2828 | rc = dixLookupResourceByType((void **) &pcmp, stuff->cmap, RT_COLORMAP((RESTYPE)6), | |||
2829 | client, DixReadAccess(1<<0)); | |||
2830 | if (rc == Success0) { | |||
2831 | CARD16 exactRed, exactGreen, exactBlue; | |||
2832 | ||||
2833 | if (OsLookupColor | |||
2834 | (pcmp->pScreen->myNum, (char *) &stuff[1], stuff->nbytes, | |||
2835 | &exactRed, &exactGreen, &exactBlue)) { | |||
2836 | xLookupColorReply lcr = { | |||
2837 | .type = X_Reply1, | |||
2838 | .sequenceNumber = client->sequence, | |||
2839 | .length = 0, | |||
2840 | .exactRed = exactRed, | |||
2841 | .exactGreen = exactGreen, | |||
2842 | .exactBlue = exactBlue, | |||
2843 | .screenRed = exactRed, | |||
2844 | .screenGreen = exactGreen, | |||
2845 | .screenBlue = exactBlue | |||
2846 | }; | |||
2847 | (*pcmp->pScreen->ResolveColor) (&lcr.screenRed, | |||
2848 | &lcr.screenGreen, | |||
2849 | &lcr.screenBlue, pcmp->pVisual); | |||
2850 | WriteReplyToClient(client, sizeof(xLookupColorReply), &lcr){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xLookupColorReply )), &lcr); else WriteToClient(client, (int)(sizeof(xLookupColorReply )), (&lcr)); }; | |||
2851 | return Success0; | |||
2852 | } | |||
2853 | return BadName15; | |||
2854 | } | |||
2855 | else { | |||
2856 | client->errorValue = stuff->cmap; | |||
2857 | return rc; | |||
2858 | } | |||
2859 | } | |||
2860 | ||||
2861 | int | |||
2862 | ProcCreateCursor(ClientPtr client) | |||
2863 | { | |||
2864 | CursorPtr pCursor; | |||
2865 | PixmapPtr src; | |||
2866 | PixmapPtr msk; | |||
2867 | unsigned char *srcbits; | |||
2868 | unsigned char *mskbits; | |||
2869 | unsigned short width, height; | |||
2870 | long n; | |||
2871 | CursorMetricRec cm; | |||
2872 | int rc; | |||
2873 | ||||
2874 | REQUEST(xCreateCursorReq)xCreateCursorReq *stuff = (xCreateCursorReq *)client->requestBuffer; | |||
2875 | ||||
2876 | REQUEST_SIZE_MATCH(xCreateCursorReq)if ((sizeof(xCreateCursorReq) >> 2) != client->req_len ) return(16); | |||
2877 | LEGAL_NEW_RESOURCE(stuff->cid, client)if (!LegalNewID(stuff->cid,client)) { client->errorValue = stuff->cid; return 14; }; | |||
2878 | ||||
2879 | rc = dixLookupResourceByType((void **) &src, stuff->source, RT_PIXMAP((RESTYPE)2|((RESTYPE)1<<30)), | |||
2880 | client, DixReadAccess(1<<0)); | |||
2881 | if (rc != Success0) { | |||
2882 | client->errorValue = stuff->source; | |||
2883 | return rc; | |||
2884 | } | |||
2885 | ||||
2886 | if (src->drawable.depth != 1) | |||
2887 | return (BadMatch8); | |||
2888 | ||||
2889 | /* Find and validate cursor mask pixmap, if one is provided */ | |||
2890 | if (stuff->mask != None0L) { | |||
2891 | rc = dixLookupResourceByType((void **) &msk, stuff->mask, RT_PIXMAP((RESTYPE)2|((RESTYPE)1<<30)), | |||
2892 | client, DixReadAccess(1<<0)); | |||
2893 | if (rc != Success0) { | |||
2894 | client->errorValue = stuff->mask; | |||
2895 | return rc; | |||
2896 | } | |||
2897 | ||||
2898 | if (src->drawable.width != msk->drawable.width | |||
2899 | || src->drawable.height != msk->drawable.height | |||
2900 | || src->drawable.depth != 1 || msk->drawable.depth != 1) | |||
2901 | return BadMatch8; | |||
2902 | } | |||
2903 | else | |||
2904 | msk = NULL((void*)0); | |||
2905 | ||||
2906 | width = src->drawable.width; | |||
2907 | height = src->drawable.height; | |||
2908 | ||||
2909 | if (stuff->x > width || stuff->y > height) | |||
2910 | return BadMatch8; | |||
2911 | ||||
2912 | srcbits = calloc(BitmapBytePad(width)(((int)((width) + 32 - 1) >> 5) << 2), height); | |||
2913 | if (!srcbits) | |||
2914 | return BadAlloc11; | |||
2915 | n = BitmapBytePad(width)(((int)((width) + 32 - 1) >> 5) << 2) * height; | |||
2916 | mskbits = malloc(n); | |||
2917 | if (!mskbits) { | |||
2918 | free(srcbits); | |||
2919 | return BadAlloc11; | |||
2920 | } | |||
2921 | ||||
2922 | (*src->drawable.pScreen->GetImage) ((DrawablePtr) src, 0, 0, width, height, | |||
2923 | XYPixmap1, 1, (void *) srcbits); | |||
2924 | if (msk == (PixmapPtr) NULL((void*)0)) { | |||
2925 | unsigned char *bits = mskbits; | |||
2926 | ||||
2927 | while (--n >= 0) | |||
2928 | *bits++ = ~0; | |||
2929 | } | |||
2930 | else { | |||
2931 | /* zeroing the (pad) bits helps some ddx cursor handling */ | |||
2932 | memset((char *) mskbits, 0, n)__builtin___memset_chk ((char *) mskbits, 0, n, __builtin_object_size ((char *) mskbits, 0)); | |||
2933 | (*msk->drawable.pScreen->GetImage) ((DrawablePtr) msk, 0, 0, width, | |||
2934 | height, XYPixmap1, 1, | |||
2935 | (void *) mskbits); | |||
2936 | } | |||
2937 | cm.width = width; | |||
2938 | cm.height = height; | |||
2939 | cm.xhot = stuff->x; | |||
2940 | cm.yhot = stuff->y; | |||
2941 | rc = AllocARGBCursor(srcbits, mskbits, NULL((void*)0), &cm, | |||
2942 | stuff->foreRed, stuff->foreGreen, stuff->foreBlue, | |||
2943 | stuff->backRed, stuff->backGreen, stuff->backBlue, | |||
2944 | &pCursor, client, stuff->cid); | |||
2945 | ||||
2946 | if (rc != Success0) | |||
2947 | goto bail; | |||
2948 | if (!AddResourceDarwin_X_AddResource(stuff->cid, RT_CURSOR((RESTYPE)5), (void *) pCursor)) { | |||
2949 | rc = BadAlloc11; | |||
2950 | goto bail; | |||
2951 | } | |||
2952 | ||||
2953 | return Success0; | |||
2954 | bail: | |||
2955 | free(srcbits); | |||
2956 | free(mskbits); | |||
2957 | return rc; | |||
2958 | } | |||
2959 | ||||
2960 | int | |||
2961 | ProcCreateGlyphCursor(ClientPtr client) | |||
2962 | { | |||
2963 | CursorPtr pCursor; | |||
2964 | int res; | |||
2965 | ||||
2966 | REQUEST(xCreateGlyphCursorReq)xCreateGlyphCursorReq *stuff = (xCreateGlyphCursorReq *)client ->requestBuffer; | |||
2967 | ||||
2968 | REQUEST_SIZE_MATCH(xCreateGlyphCursorReq)if ((sizeof(xCreateGlyphCursorReq) >> 2) != client-> req_len) return(16); | |||
2969 | LEGAL_NEW_RESOURCE(stuff->cid, client)if (!LegalNewID(stuff->cid,client)) { client->errorValue = stuff->cid; return 14; }; | |||
2970 | ||||
2971 | res = AllocGlyphCursor(stuff->source, stuff->sourceChar, | |||
2972 | stuff->mask, stuff->maskChar, | |||
2973 | stuff->foreRed, stuff->foreGreen, stuff->foreBlue, | |||
2974 | stuff->backRed, stuff->backGreen, stuff->backBlue, | |||
2975 | &pCursor, client, stuff->cid); | |||
2976 | if (res != Success0) | |||
2977 | return res; | |||
2978 | if (AddResourceDarwin_X_AddResource(stuff->cid, RT_CURSOR((RESTYPE)5), (void *) pCursor)) | |||
2979 | return Success0; | |||
2980 | return BadAlloc11; | |||
2981 | } | |||
2982 | ||||
2983 | int | |||
2984 | ProcFreeCursor(ClientPtr client) | |||
2985 | { | |||
2986 | CursorPtr pCursor; | |||
2987 | int rc; | |||
2988 | ||||
2989 | REQUEST(xResourceReq)xResourceReq *stuff = (xResourceReq *)client->requestBuffer; | |||
2990 | ||||
2991 | REQUEST_SIZE_MATCH(xResourceReq)if ((sizeof(xResourceReq) >> 2) != client->req_len) return (16); | |||
2992 | rc = dixLookupResourceByType((void **) &pCursor, stuff->id, RT_CURSOR((RESTYPE)5), | |||
2993 | client, DixDestroyAccess(1<<2)); | |||
2994 | if (rc == Success0) { | |||
2995 | FreeResource(stuff->id, RT_NONE((RESTYPE)0)); | |||
2996 | return Success0; | |||
2997 | } | |||
2998 | else { | |||
2999 | client->errorValue = stuff->id; | |||
3000 | return rc; | |||
3001 | } | |||
3002 | } | |||
3003 | ||||
3004 | int | |||
3005 | ProcQueryBestSize(ClientPtr client) | |||
3006 | { | |||
3007 | xQueryBestSizeReply reply; | |||
3008 | DrawablePtr pDraw; | |||
3009 | ScreenPtr pScreen; | |||
3010 | int rc; | |||
3011 | ||||
3012 | REQUEST(xQueryBestSizeReq)xQueryBestSizeReq *stuff = (xQueryBestSizeReq *)client->requestBuffer; | |||
3013 | REQUEST_SIZE_MATCH(xQueryBestSizeReq)if ((sizeof(xQueryBestSizeReq) >> 2) != client->req_len ) return(16); | |||
3014 | ||||
3015 | if ((stuff->class != CursorShape0) && | |||
3016 | (stuff->class != TileShape1) && (stuff->class != StippleShape2)) { | |||
3017 | client->errorValue = stuff->class; | |||
3018 | return BadValue2; | |||
3019 | } | |||
3020 | ||||
3021 | rc = dixLookupDrawable(&pDraw, stuff->drawable, client, M_ANY(-1), | |||
3022 | DixGetAttrAccess(1<<4)); | |||
3023 | if (rc != Success0) | |||
3024 | return rc; | |||
3025 | if (stuff->class != CursorShape0 && pDraw->type == UNDRAWABLE_WINDOW2) | |||
3026 | return BadMatch8; | |||
3027 | pScreen = pDraw->pScreen; | |||
3028 | rc = XaceHook(XACE_SCREEN_ACCESS11, client, pScreen, DixGetAttrAccess(1<<4)); | |||
3029 | if (rc != Success0) | |||
3030 | return rc; | |||
3031 | (*pScreen->QueryBestSize) (stuff->class, &stuff->width, | |||
3032 | &stuff->height, pScreen); | |||
3033 | reply = (xQueryBestSizeReply) { | |||
3034 | .type = X_Reply1, | |||
3035 | .sequenceNumber = client->sequence, | |||
3036 | .length = 0, | |||
3037 | .width = stuff->width, | |||
3038 | .height = stuff->height | |||
3039 | }; | |||
3040 | WriteReplyToClient(client, sizeof(xQueryBestSizeReply), &reply){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xQueryBestSizeReply )), &reply); else WriteToClient(client, (int)(sizeof(xQueryBestSizeReply )), (&reply)); }; | |||
3041 | return Success0; | |||
3042 | } | |||
3043 | ||||
3044 | int | |||
3045 | ProcSetScreenSaver(ClientPtr client) | |||
3046 | { | |||
3047 | int rc, i, blankingOption, exposureOption; | |||
3048 | ||||
3049 | REQUEST(xSetScreenSaverReq)xSetScreenSaverReq *stuff = (xSetScreenSaverReq *)client-> requestBuffer; | |||
3050 | REQUEST_SIZE_MATCH(xSetScreenSaverReq)if ((sizeof(xSetScreenSaverReq) >> 2) != client->req_len ) return(16); | |||
3051 | ||||
3052 | for (i = 0; i < screenInfo.numScreens; i++) { | |||
3053 | rc = XaceHook(XACE_SCREENSAVER_ACCESS12, client, screenInfo.screens[i], | |||
3054 | DixSetAttrAccess(1<<5)); | |||
3055 | if (rc != Success0) | |||
3056 | return rc; | |||
3057 | } | |||
3058 | ||||
3059 | blankingOption = stuff->preferBlank; | |||
3060 | if ((blankingOption != DontPreferBlanking0) && | |||
3061 | (blankingOption != PreferBlanking1) && | |||
3062 | (blankingOption != DefaultBlanking2)) { | |||
3063 | client->errorValue = blankingOption; | |||
3064 | return BadValue2; | |||
3065 | } | |||
3066 | exposureOption = stuff->allowExpose; | |||
3067 | if ((exposureOption != DontAllowExposures0) && | |||
3068 | (exposureOption != AllowExposures1) && | |||
3069 | (exposureOption != DefaultExposures2)) { | |||
3070 | client->errorValue = exposureOption; | |||
3071 | return BadValue2; | |||
3072 | } | |||
3073 | if (stuff->timeout < -1) { | |||
3074 | client->errorValue = stuff->timeout; | |||
3075 | return BadValue2; | |||
3076 | } | |||
3077 | if (stuff->interval < -1) { | |||
3078 | client->errorValue = stuff->interval; | |||
3079 | return BadValue2; | |||
3080 | } | |||
3081 | ||||
3082 | if (blankingOption == DefaultBlanking2) | |||
3083 | ScreenSaverBlanking = defaultScreenSaverBlanking; | |||
3084 | else | |||
3085 | ScreenSaverBlanking = blankingOption; | |||
3086 | if (exposureOption == DefaultExposures2) | |||
3087 | ScreenSaverAllowExposures = defaultScreenSaverAllowExposures; | |||
3088 | else | |||
3089 | ScreenSaverAllowExposures = exposureOption; | |||
3090 | ||||
3091 | if (stuff->timeout >= 0) | |||
3092 | ScreenSaverTime = stuff->timeout * MILLI_PER_SECOND(1000); | |||
3093 | else | |||
3094 | ScreenSaverTime = defaultScreenSaverTime; | |||
3095 | if (stuff->interval >= 0) | |||
3096 | ScreenSaverInterval = stuff->interval * MILLI_PER_SECOND(1000); | |||
3097 | else | |||
3098 | ScreenSaverInterval = defaultScreenSaverInterval; | |||
3099 | ||||
3100 | SetScreenSaverTimer(); | |||
3101 | return Success0; | |||
3102 | } | |||
3103 | ||||
3104 | int | |||
3105 | ProcGetScreenSaver(ClientPtr client) | |||
3106 | { | |||
3107 | xGetScreenSaverReply rep; | |||
3108 | int rc, i; | |||
3109 | ||||
3110 | REQUEST_SIZE_MATCH(xReq)if ((sizeof(xReq) >> 2) != client->req_len) return(16 ); | |||
3111 | ||||
3112 | for (i = 0; i < screenInfo.numScreens; i++) { | |||
3113 | rc = XaceHook(XACE_SCREENSAVER_ACCESS12, client, screenInfo.screens[i], | |||
3114 | DixGetAttrAccess(1<<4)); | |||
3115 | if (rc != Success0) | |||
3116 | return rc; | |||
3117 | } | |||
3118 | ||||
3119 | rep = (xGetScreenSaverReply) { | |||
3120 | .type = X_Reply1, | |||
3121 | .sequenceNumber = client->sequence, | |||
3122 | .length = 0, | |||
3123 | .timeout = ScreenSaverTime / MILLI_PER_SECOND(1000), | |||
3124 | .interval = ScreenSaverInterval / MILLI_PER_SECOND(1000), | |||
3125 | .preferBlanking = ScreenSaverBlanking, | |||
3126 | .allowExposures = ScreenSaverAllowExposures | |||
3127 | }; | |||
3128 | WriteReplyToClient(client, sizeof(xGetScreenSaverReply), &rep){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xGetScreenSaverReply )), &rep); else WriteToClient(client, (int)(sizeof(xGetScreenSaverReply )), (&rep)); }; | |||
3129 | return Success0; | |||
3130 | } | |||
3131 | ||||
3132 | int | |||
3133 | ProcChangeHosts(ClientPtr client) | |||
3134 | { | |||
3135 | REQUEST(xChangeHostsReq)xChangeHostsReq *stuff = (xChangeHostsReq *)client->requestBuffer; | |||
3136 | ||||
3137 | REQUEST_FIXED_SIZE(xChangeHostsReq, stuff->hostLength)if (((sizeof(xChangeHostsReq) >> 2) > client->req_len ) || (((stuff->hostLength) >> 2) >= client->req_len ) || ((((uint64_t) sizeof(xChangeHostsReq) + (stuff->hostLength ) + 3) >> 2) != (uint64_t) client->req_len)) return( 16); | |||
3138 | ||||
3139 | if (stuff->mode == HostInsert0) | |||
3140 | return AddHost(client, (int) stuff->hostFamily, | |||
3141 | stuff->hostLength, (void *) &stuff[1]); | |||
3142 | if (stuff->mode == HostDelete1) | |||
3143 | return RemoveHost(client, (int) stuff->hostFamily, | |||
3144 | stuff->hostLength, (void *) &stuff[1]); | |||
3145 | client->errorValue = stuff->mode; | |||
3146 | return BadValue2; | |||
3147 | } | |||
3148 | ||||
3149 | int | |||
3150 | ProcListHosts(ClientPtr client) | |||
3151 | { | |||
3152 | xListHostsReply reply; | |||
3153 | int len, nHosts, result; | |||
3154 | BOOL enabled; | |||
3155 | void *pdata; | |||
3156 | ||||
3157 | /* REQUEST(xListHostsReq); */ | |||
3158 | ||||
3159 | REQUEST_SIZE_MATCH(xListHostsReq)if ((sizeof(xListHostsReq) >> 2) != client->req_len) return(16); | |||
3160 | ||||
3161 | /* untrusted clients can't list hosts */ | |||
3162 | result = XaceHook(XACE_SERVER_ACCESS9, client, DixReadAccess(1<<0)); | |||
3163 | if (result != Success0) | |||
3164 | return result; | |||
3165 | ||||
3166 | result = GetHosts(&pdata, &nHosts, &len, &enabled); | |||
3167 | if (result != Success0) | |||
3168 | return result; | |||
3169 | ||||
3170 | reply = (xListHostsReply) { | |||
3171 | .type = X_Reply1, | |||
3172 | .enabled = enabled, | |||
3173 | .sequenceNumber = client->sequence, | |||
3174 | .length = bytes_to_int32(len), | |||
3175 | .nHosts = nHosts | |||
3176 | }; | |||
3177 | WriteReplyToClient(client, sizeof(xListHostsReply), &reply){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xListHostsReply )), &reply); else WriteToClient(client, (int)(sizeof(xListHostsReply )), (&reply)); }; | |||
3178 | if (nHosts) { | |||
3179 | client->pSwapReplyFunc = (ReplySwapPtr) SLHostsExtend; | |||
3180 | WriteSwappedDataToClient(client, len, pdata)if ((client)->swapped) (*(client)->pSwapReplyFunc)(client , (int)(len), pdata); else WriteToClient(client, (int)(len), ( pdata));; | |||
3181 | } | |||
3182 | free(pdata); | |||
3183 | return Success0; | |||
3184 | } | |||
3185 | ||||
3186 | int | |||
3187 | ProcChangeAccessControl(ClientPtr client) | |||
3188 | { | |||
3189 | REQUEST(xSetAccessControlReq)xSetAccessControlReq *stuff = (xSetAccessControlReq *)client-> requestBuffer; | |||
3190 | ||||
3191 | REQUEST_SIZE_MATCH(xSetAccessControlReq)if ((sizeof(xSetAccessControlReq) >> 2) != client->req_len ) return(16); | |||
3192 | if ((stuff->mode != EnableAccess1) && (stuff->mode != DisableAccess0)) { | |||
3193 | client->errorValue = stuff->mode; | |||
3194 | return BadValue2; | |||
3195 | } | |||
3196 | return ChangeAccessControl(client, stuff->mode == EnableAccess1); | |||
3197 | } | |||
3198 | ||||
3199 | /********************* | |||
3200 | * CloseDownRetainedResources | |||
3201 | * | |||
3202 | * Find all clients that are gone and have terminated in RetainTemporary | |||
3203 | * and destroy their resources. | |||
3204 | *********************/ | |||
3205 | ||||
3206 | static void | |||
3207 | CloseDownRetainedResources(void) | |||
3208 | { | |||
3209 | int i; | |||
3210 | ClientPtr client; | |||
3211 | ||||
3212 | for (i = 1; i < currentMaxClients; i++) { | |||
3213 | client = clients[i]; | |||
3214 | if (client && (client->closeDownMode == RetainTemporary2) | |||
3215 | && (client->clientGone)) | |||
3216 | CloseDownClient(client); | |||
3217 | } | |||
3218 | } | |||
3219 | ||||
3220 | int | |||
3221 | ProcKillClient(ClientPtr client) | |||
3222 | { | |||
3223 | REQUEST(xResourceReq)xResourceReq *stuff = (xResourceReq *)client->requestBuffer; | |||
3224 | ClientPtr killclient; | |||
3225 | int rc; | |||
3226 | ||||
3227 | REQUEST_SIZE_MATCH(xResourceReq)if ((sizeof(xResourceReq) >> 2) != client->req_len) return (16); | |||
3228 | if (stuff->id == AllTemporary0L) { | |||
3229 | CloseDownRetainedResources(); | |||
3230 | return Success0; | |||
3231 | } | |||
3232 | ||||
3233 | rc = dixLookupClient(&killclient, stuff->id, client, DixDestroyAccess(1<<2)); | |||
3234 | if (rc == Success0) { | |||
3235 | CloseDownClient(killclient); | |||
3236 | if (client == killclient) { | |||
3237 | /* force yield and return Success, so that Dispatch() | |||
3238 | * doesn't try to touch client | |||
3239 | */ | |||
3240 | isItTimeToYield = TRUE1; | |||
3241 | } | |||
3242 | return Success0; | |||
3243 | } | |||
3244 | else | |||
3245 | return rc; | |||
3246 | } | |||
3247 | ||||
3248 | int | |||
3249 | ProcSetFontPath(ClientPtr client) | |||
3250 | { | |||
3251 | unsigned char *ptr; | |||
3252 | unsigned long nbytes, total; | |||
3253 | long nfonts; | |||
3254 | int n; | |||
3255 | ||||
3256 | REQUEST(xSetFontPathReq)xSetFontPathReq *stuff = (xSetFontPathReq *)client->requestBuffer; | |||
3257 | ||||
3258 | REQUEST_AT_LEAST_SIZE(xSetFontPathReq)if ((sizeof(xSetFontPathReq) >> 2) > client->req_len ) return(16); | |||
3259 | ||||
3260 | nbytes = (client->req_len << 2) - sizeof(xSetFontPathReq); | |||
3261 | total = nbytes; | |||
3262 | ptr = (unsigned char *) &stuff[1]; | |||
3263 | nfonts = stuff->nFonts; | |||
3264 | while (--nfonts >= 0) { | |||
3265 | if ((total == 0) || (total < (n = (*ptr + 1)))) | |||
3266 | return BadLength16; | |||
3267 | total -= n; | |||
3268 | ptr += n; | |||
3269 | } | |||
3270 | if (total >= 4) | |||
3271 | return BadLength16; | |||
3272 | return SetFontPath(client, stuff->nFonts, (unsigned char *) &stuff[1]); | |||
3273 | } | |||
3274 | ||||
3275 | int | |||
3276 | ProcGetFontPath(ClientPtr client) | |||
3277 | { | |||
3278 | xGetFontPathReply reply; | |||
3279 | int rc, stringLens, numpaths; | |||
3280 | unsigned char *bufferStart; | |||
3281 | ||||
3282 | /* REQUEST (xReq); */ | |||
3283 | ||||
3284 | REQUEST_SIZE_MATCH(xReq)if ((sizeof(xReq) >> 2) != client->req_len) return(16 ); | |||
3285 | rc = GetFontPath(client, &numpaths, &stringLens, &bufferStart); | |||
3286 | if (rc != Success0) | |||
3287 | return rc; | |||
3288 | ||||
3289 | reply = (xGetFontPathReply) { | |||
3290 | .type = X_Reply1, | |||
3291 | .sequenceNumber = client->sequence, | |||
3292 | .length = bytes_to_int32(stringLens + numpaths), | |||
3293 | .nPaths = numpaths | |||
3294 | }; | |||
3295 | ||||
3296 | WriteReplyToClient(client, sizeof(xGetFontPathReply), &reply){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xGetFontPathReply )), &reply); else WriteToClient(client, (int)(sizeof(xGetFontPathReply )), (&reply)); }; | |||
3297 | if (stringLens || numpaths) | |||
3298 | WriteToClient(client, stringLens + numpaths, bufferStart); | |||
3299 | return Success0; | |||
3300 | } | |||
3301 | ||||
3302 | int | |||
3303 | ProcChangeCloseDownMode(ClientPtr client) | |||
3304 | { | |||
3305 | int rc; | |||
3306 | ||||
3307 | REQUEST(xSetCloseDownModeReq)xSetCloseDownModeReq *stuff = (xSetCloseDownModeReq *)client-> requestBuffer; | |||
3308 | REQUEST_SIZE_MATCH(xSetCloseDownModeReq)if ((sizeof(xSetCloseDownModeReq) >> 2) != client->req_len ) return(16); | |||
3309 | ||||
3310 | rc = XaceHook(XACE_CLIENT_ACCESS7, client, client, DixManageAccess(1<<25)); | |||
3311 | if (rc != Success0) | |||
3312 | return rc; | |||
3313 | ||||
3314 | if ((stuff->mode == AllTemporary0L) || | |||
3315 | (stuff->mode == RetainPermanent1) || (stuff->mode == RetainTemporary2)) { | |||
3316 | client->closeDownMode = stuff->mode; | |||
3317 | return Success0; | |||
3318 | } | |||
3319 | else { | |||
3320 | client->errorValue = stuff->mode; | |||
3321 | return BadValue2; | |||
3322 | } | |||
3323 | } | |||
3324 | ||||
3325 | int | |||
3326 | ProcForceScreenSaver(ClientPtr client) | |||
3327 | { | |||
3328 | int rc; | |||
3329 | ||||
3330 | REQUEST(xForceScreenSaverReq)xForceScreenSaverReq *stuff = (xForceScreenSaverReq *)client-> requestBuffer; | |||
3331 | ||||
3332 | REQUEST_SIZE_MATCH(xForceScreenSaverReq)if ((sizeof(xForceScreenSaverReq) >> 2) != client->req_len ) return(16); | |||
3333 | ||||
3334 | if ((stuff->mode != ScreenSaverReset0) && (stuff->mode != ScreenSaverActive1)) { | |||
3335 | client->errorValue = stuff->mode; | |||
3336 | return BadValue2; | |||
3337 | } | |||
3338 | rc = dixSaveScreens(client, SCREEN_SAVER_FORCER2, (int) stuff->mode); | |||
3339 | if (rc != Success0) | |||
3340 | return rc; | |||
3341 | return Success0; | |||
3342 | } | |||
3343 | ||||
3344 | int | |||
3345 | ProcNoOperation(ClientPtr client) | |||
3346 | { | |||
3347 | REQUEST_AT_LEAST_SIZE(xReq)if ((sizeof(xReq) >> 2) > client->req_len ) return (16); | |||
3348 | ||||
3349 | /* noop -- don't do anything */ | |||
3350 | return Success0; | |||
3351 | } | |||
3352 | ||||
3353 | /********************** | |||
3354 | * CloseDownClient | |||
3355 | * | |||
3356 | * Client can either mark his resources destroy or retain. If retained and | |||
3357 | * then killed again, the client is really destroyed. | |||
3358 | *********************/ | |||
3359 | ||||
3360 | char dispatchExceptionAtReset = DE_RESET1; | |||
3361 | ||||
3362 | void | |||
3363 | CloseDownClient(ClientPtr client) | |||
3364 | { | |||
3365 | Bool really_close_down = client->clientGone || | |||
3366 | client->closeDownMode == DestroyAll0; | |||
3367 | ||||
3368 | if (!client->clientGone) { | |||
3369 | /* ungrab server if grabbing client dies */ | |||
3370 | if (grabState != GrabNone0 && grabClient == client) { | |||
3371 | UngrabServer(client); | |||
3372 | } | |||
3373 | BITCLEAR(grabWaiters, client->index)grabWaiters[((client->index) >> 5)] &= ~(1U << ((client->index) & 31)); | |||
3374 | DeleteClientFromAnySelections(client); | |||
3375 | ReleaseActiveGrabs(client); | |||
3376 | DeleteClientFontStuff(client); | |||
3377 | if (!really_close_down) { | |||
3378 | /* This frees resources that should never be retained | |||
3379 | * no matter what the close down mode is. Actually we | |||
3380 | * could do this unconditionally, but it's probably | |||
3381 | * better not to traverse all the client's resources | |||
3382 | * twice (once here, once a few lines down in | |||
3383 | * FreeClientResources) in the common case of | |||
3384 | * really_close_down == TRUE. | |||
3385 | */ | |||
3386 | FreeClientNeverRetainResources(client); | |||
3387 | client->clientState = ClientStateRetained; | |||
3388 | if (ClientStateCallback) { | |||
3389 | NewClientInfoRec clientinfo; | |||
3390 | ||||
3391 | clientinfo.client = client; | |||
3392 | clientinfo.prefix = (xConnSetupPrefix *) NULL((void*)0); | |||
3393 | clientinfo.setup = (xConnSetup *) NULL((void*)0); | |||
3394 | CallCallbacks((&ClientStateCallback), (void *) &clientinfo); | |||
3395 | } | |||
3396 | } | |||
3397 | client->clientGone = TRUE1; /* so events aren't sent to client */ | |||
3398 | if (ClientIsAsleep(client)) | |||
3399 | ClientSignal(client); | |||
3400 | ProcessWorkQueueZombies(); | |||
3401 | CloseDownConnection(client); | |||
3402 | ||||
3403 | /* If the client made it to the Running stage, nClients has | |||
3404 | * been incremented on its behalf, so we need to decrement it | |||
3405 | * now. If it hasn't gotten to Running, nClients has *not* | |||
3406 | * been incremented, so *don't* decrement it. | |||
3407 | */ | |||
3408 | if (client->clientState != ClientStateInitial) { | |||
3409 | --nClients; | |||
3410 | } | |||
3411 | } | |||
3412 | ||||
3413 | if (really_close_down) { | |||
3414 | if (client->clientState == ClientStateRunning && nClients == 0) | |||
3415 | dispatchException |= dispatchExceptionAtReset; | |||
3416 | ||||
3417 | client->clientState = ClientStateGone; | |||
3418 | if (ClientStateCallback) { | |||
3419 | NewClientInfoRec clientinfo; | |||
3420 | ||||
3421 | clientinfo.client = client; | |||
3422 | clientinfo.prefix = (xConnSetupPrefix *) NULL((void*)0); | |||
3423 | clientinfo.setup = (xConnSetup *) NULL((void*)0); | |||
3424 | CallCallbacks((&ClientStateCallback), (void *) &clientinfo); | |||
3425 | } | |||
3426 | TouchListenerGone(client->clientAsMask); | |||
3427 | FreeClientResources(client); | |||
3428 | /* Disable client ID tracking. This must be done after | |||
3429 | * ClientStateCallback. */ | |||
3430 | ReleaseClientIds(client); | |||
3431 | #ifdef XSERVER_DTRACE1 | |||
3432 | XSERVER_CLIENT_DISCONNECT(client->index)do { __asm__ volatile(".reference " "___dtrace_typedefs$Xserver$v2$636f6e73745f646f75626c655f70$636f6e73745f75696e74385f70" ); __dtrace_probe$Xserver$client__disconnect$v1$696e74(client ->index); __asm__ volatile(".reference " "___dtrace_stability$Xserver$v1$4_4_5_1_1_0_1_1_0_4_4_5_4_4_5" ); } while (0); | |||
3433 | #endif | |||
3434 | if (client->index < nextFreeClientID) | |||
3435 | nextFreeClientID = client->index; | |||
3436 | clients[client->index] = NullClient((ClientPtr) 0); | |||
3437 | SmartLastClient = NullClient((ClientPtr) 0); | |||
3438 | dixFreeObjectWithPrivates(client, PRIVATE_CLIENT)_dixFreeObjectWithPrivates(client, (client)->devPrivates, PRIVATE_CLIENT ); | |||
3439 | ||||
3440 | while (!clients[currentMaxClients - 1]) | |||
3441 | currentMaxClients--; | |||
3442 | } | |||
3443 | } | |||
3444 | ||||
3445 | static void | |||
3446 | KillAllClients(void) | |||
3447 | { | |||
3448 | int i; | |||
3449 | ||||
3450 | for (i = 1; i < currentMaxClients; i++) | |||
3451 | if (clients[i]) { | |||
3452 | /* Make sure Retained clients are released. */ | |||
3453 | clients[i]->closeDownMode = DestroyAll0; | |||
3454 | CloseDownClient(clients[i]); | |||
3455 | } | |||
3456 | } | |||
3457 | ||||
3458 | void | |||
3459 | InitClient(ClientPtr client, int i, void *ospriv) | |||
3460 | { | |||
3461 | client->index = i; | |||
3462 | client->clientAsMask = ((Mask) i) << CLIENTOFFSET(29 - ResourceClientBits()); | |||
3463 | client->closeDownMode = i ? DestroyAll0 : RetainPermanent1; | |||
3464 | client->requestVector = InitialVector; | |||
3465 | client->osPrivate = ospriv; | |||
3466 | QueryMinMaxKeyCodes(&client->minKC, &client->maxKC); | |||
3467 | client->smart_start_tick = SmartScheduleTime; | |||
3468 | client->smart_stop_tick = SmartScheduleTime; | |||
3469 | client->clientIds = NULL((void*)0); | |||
3470 | } | |||
3471 | ||||
3472 | /************************ | |||
3473 | * int NextAvailableClient(ospriv) | |||
3474 | * | |||
3475 | * OS dependent portion can't assign client id's because of CloseDownModes. | |||
3476 | * Returns NULL if there are no free clients. | |||
3477 | *************************/ | |||
3478 | ||||
3479 | ClientPtr | |||
3480 | NextAvailableClient(void *ospriv) | |||
3481 | { | |||
3482 | int i; | |||
3483 | ClientPtr client; | |||
3484 | xReq data; | |||
3485 | ||||
3486 | i = nextFreeClientID; | |||
3487 | if (i == LimitClients) | |||
3488 | return (ClientPtr) NULL((void*)0); | |||
3489 | clients[i] = client = | |||
3490 | dixAllocateObjectWithPrivates(ClientRec, PRIVATE_CLIENT)(ClientRec *) _dixAllocateObjectWithPrivates(sizeof(ClientRec ), sizeof(ClientRec), __builtin_offsetof(ClientRec, devPrivates ), PRIVATE_CLIENT); | |||
3491 | if (!client) | |||
3492 | return (ClientPtr) NULL((void*)0); | |||
3493 | InitClient(client, i, ospriv); | |||
3494 | if (!InitClientResources(client)) { | |||
3495 | dixFreeObjectWithPrivates(client, PRIVATE_CLIENT)_dixFreeObjectWithPrivates(client, (client)->devPrivates, PRIVATE_CLIENT ); | |||
3496 | return (ClientPtr) NULL((void*)0); | |||
3497 | } | |||
3498 | data.reqType = 1; | |||
3499 | data.length = bytes_to_int32(sz_xReq4 + sz_xConnClientPrefix12); | |||
3500 | if (!InsertFakeRequest(client, (char *) &data, sz_xReq4)) { | |||
3501 | FreeClientResources(client); | |||
3502 | dixFreeObjectWithPrivates(client, PRIVATE_CLIENT)_dixFreeObjectWithPrivates(client, (client)->devPrivates, PRIVATE_CLIENT ); | |||
3503 | return (ClientPtr) NULL((void*)0); | |||
3504 | } | |||
3505 | if (i == currentMaxClients) | |||
3506 | currentMaxClients++; | |||
3507 | while ((nextFreeClientID < LimitClients) && clients[nextFreeClientID]) | |||
3508 | nextFreeClientID++; | |||
3509 | ||||
3510 | /* Enable client ID tracking. This must be done before | |||
3511 | * ClientStateCallback. */ | |||
3512 | ReserveClientIds(client); | |||
3513 | ||||
3514 | if (ClientStateCallback) { | |||
3515 | NewClientInfoRec clientinfo; | |||
3516 | ||||
3517 | clientinfo.client = client; | |||
3518 | clientinfo.prefix = (xConnSetupPrefix *) NULL((void*)0); | |||
3519 | clientinfo.setup = (xConnSetup *) NULL((void*)0); | |||
3520 | CallCallbacks((&ClientStateCallback), (void *) &clientinfo); | |||
3521 | } | |||
3522 | return client; | |||
3523 | } | |||
3524 | ||||
3525 | int | |||
3526 | ProcInitialConnection(ClientPtr client) | |||
3527 | { | |||
3528 | REQUEST(xReq)xReq *stuff = (xReq *)client->requestBuffer; | |||
3529 | xConnClientPrefix *prefix; | |||
3530 | int whichbyte = 1; | |||
3531 | char order; | |||
3532 | ||||
3533 | prefix = (xConnClientPrefix *) ((char *)stuff + sz_xReq4); | |||
3534 | order = prefix->byteOrder; | |||
3535 | if (order != 'l' && order != 'B' && order != 'r' && order != 'R') | |||
3536 | return client->noClientException = -1; | |||
3537 | if (((*(char *) &whichbyte) && (order == 'B' || order == 'R')) || | |||
3538 | (!(*(char *) &whichbyte) && (order == 'l' || order == 'r'))) { | |||
3539 | client->swapped = TRUE1; | |||
3540 | SwapConnClientPrefix(prefix); | |||
3541 | } | |||
3542 | stuff->reqType = 2; | |||
3543 | stuff->length += bytes_to_int32(prefix->nbytesAuthProto) + | |||
3544 | bytes_to_int32(prefix->nbytesAuthString); | |||
3545 | if (client->swapped) { | |||
3546 | swaps(&stuff->length)do { if (sizeof(*(&stuff->length)) != 2) wrong_size(); if (__builtin_constant_p((uintptr_t)(&stuff->length) & 1) && ((uintptr_t)(&stuff->length) & 1) == 0) *(&stuff->length) = lswaps(*(&stuff->length )); else swap_uint16((uint16_t *)(&stuff->length)); } while (0); | |||
3547 | } | |||
3548 | if (order == 'r' || order == 'R') { | |||
3549 | client->local = FALSE0; | |||
3550 | } | |||
3551 | ResetCurrentRequest(client); | |||
3552 | return Success0; | |||
3553 | } | |||
3554 | ||||
3555 | static int | |||
3556 | SendConnSetup(ClientPtr client, const char *reason) | |||
3557 | { | |||
3558 | xWindowRoot *root; | |||
3559 | int i; | |||
3560 | int numScreens; | |||
3561 | char *lConnectionInfo; | |||
3562 | xConnSetupPrefix *lconnSetupPrefix; | |||
3563 | ||||
3564 | if (reason) { | |||
3565 | xConnSetupPrefix csp; | |||
3566 | ||||
3567 | csp.success = xFalse0; | |||
3568 | csp.lengthReason = strlen(reason); | |||
3569 | csp.length = bytes_to_int32(csp.lengthReason); | |||
3570 | csp.majorVersion = X_PROTOCOL11; | |||
3571 | csp.minorVersion = X_PROTOCOL_REVISION0; | |||
3572 | if (client->swapped) | |||
3573 | WriteSConnSetupPrefix(client, &csp); | |||
3574 | else | |||
3575 | WriteToClient(client, sz_xConnSetupPrefix8, &csp); | |||
3576 | WriteToClient(client, (int) csp.lengthReason, reason); | |||
3577 | return client->noClientException = -1; | |||
3578 | } | |||
3579 | ||||
3580 | numScreens = screenInfo.numScreens; | |||
3581 | lConnectionInfo = ConnectionInfo; | |||
3582 | lconnSetupPrefix = &connSetupPrefix; | |||
3583 | ||||
3584 | /* We're about to start speaking X protocol back to the client by | |||
3585 | * sending the connection setup info. This means the authorization | |||
3586 | * step is complete, and we can count the client as an | |||
3587 | * authorized one. | |||
3588 | */ | |||
3589 | nClients++; | |||
3590 | ||||
3591 | client->requestVector = client->swapped ? SwappedProcVector : ProcVector; | |||
3592 | client->sequence = 0; | |||
3593 | ((xConnSetup *) lConnectionInfo)->ridBase = client->clientAsMask; | |||
3594 | ((xConnSetup *) lConnectionInfo)->ridMask = RESOURCE_ID_MASK((1 << (29 - ResourceClientBits())) - 1); | |||
3595 | #ifdef MATCH_CLIENT_ENDIAN | |||
3596 | ((xConnSetup *) lConnectionInfo)->imageByteOrder = ClientOrder(client); | |||
3597 | ((xConnSetup *) lConnectionInfo)->bitmapBitOrder = ClientOrder(client); | |||
3598 | #endif | |||
3599 | /* fill in the "currentInputMask" */ | |||
3600 | root = (xWindowRoot *) (lConnectionInfo + connBlockScreenStart); | |||
3601 | #ifdef PANORAMIX1 | |||
3602 | if (noPanoramiXExtension) | |||
3603 | numScreens = screenInfo.numScreens; | |||
3604 | else | |||
3605 | numScreens = ((xConnSetup *) ConnectionInfo)->numRoots; | |||
3606 | #endif | |||
3607 | ||||
3608 | for (i = 0; i < numScreens; i++) { | |||
3609 | unsigned int j; | |||
3610 | xDepth *pDepth; | |||
3611 | WindowPtr pRoot = screenInfo.screens[i]->root; | |||
3612 | ||||
3613 | root->currentInputMask = pRoot->eventMask | wOtherEventMasks(pRoot)((pRoot)->optional ? (pRoot)->optional->otherEventMasks : 0); | |||
3614 | pDepth = (xDepth *) (root + 1); | |||
3615 | for (j = 0; j < root->nDepths; j++) { | |||
3616 | pDepth = (xDepth *) (((char *) (pDepth + 1)) + | |||
3617 | pDepth->nVisuals * sizeof(xVisualType)); | |||
3618 | } | |||
3619 | root = (xWindowRoot *) pDepth; | |||
3620 | } | |||
3621 | ||||
3622 | if (client->swapped) { | |||
3623 | WriteSConnSetupPrefix(client, lconnSetupPrefix); | |||
3624 | WriteSConnectionInfo(client, | |||
3625 | (unsigned long) (lconnSetupPrefix->length << 2), | |||
3626 | lConnectionInfo); | |||
3627 | } | |||
3628 | else { | |||
3629 | WriteToClient(client, sizeof(xConnSetupPrefix), lconnSetupPrefix); | |||
3630 | WriteToClient(client, (int) (lconnSetupPrefix->length << 2), | |||
3631 | lConnectionInfo); | |||
3632 | } | |||
3633 | client->clientState = ClientStateRunning; | |||
3634 | if (ClientStateCallback) { | |||
3635 | NewClientInfoRec clientinfo; | |||
3636 | ||||
3637 | clientinfo.client = client; | |||
3638 | clientinfo.prefix = lconnSetupPrefix; | |||
3639 | clientinfo.setup = (xConnSetup *) lConnectionInfo; | |||
3640 | CallCallbacks((&ClientStateCallback), (void *) &clientinfo); | |||
3641 | } | |||
3642 | return Success0; | |||
3643 | } | |||
3644 | ||||
3645 | int | |||
3646 | ProcEstablishConnection(ClientPtr client) | |||
3647 | { | |||
3648 | const char *reason; | |||
3649 | char *auth_proto, *auth_string; | |||
3650 | xConnClientPrefix *prefix; | |||
3651 | ||||
3652 | REQUEST(xReq)xReq *stuff = (xReq *)client->requestBuffer; | |||
3653 | ||||
3654 | prefix = (xConnClientPrefix *) ((char *) stuff + sz_xReq4); | |||
3655 | auth_proto = (char *) prefix + sz_xConnClientPrefix12; | |||
3656 | auth_string = auth_proto + pad_to_int32(prefix->nbytesAuthProto); | |||
3657 | if ((prefix->majorVersion != X_PROTOCOL11) || | |||
3658 | (prefix->minorVersion != X_PROTOCOL_REVISION0)) | |||
3659 | reason = "Protocol version mismatch"; | |||
3660 | else | |||
3661 | reason = ClientAuthorized(client, | |||
3662 | (unsigned short) prefix->nbytesAuthProto, | |||
3663 | auth_proto, | |||
3664 | (unsigned short) prefix->nbytesAuthString, | |||
3665 | auth_string); | |||
3666 | ||||
3667 | return (SendConnSetup(client, reason)); | |||
3668 | } | |||
3669 | ||||
3670 | void | |||
3671 | SendErrorToClient(ClientPtr client, unsigned majorCode, unsigned minorCode, | |||
3672 | XID resId, int errorCode) | |||
3673 | { | |||
3674 | xError rep = { | |||
3675 | .type = X_Error0, | |||
3676 | .errorCode = errorCode, | |||
3677 | .resourceID = resId, | |||
3678 | .minorCode = minorCode, | |||
3679 | .majorCode = majorCode | |||
3680 | }; | |||
3681 | ||||
3682 | WriteEventsToClient(client, 1, (xEvent *) &rep); | |||
3683 | } | |||
3684 | ||||
3685 | void | |||
3686 | MarkClientException(ClientPtr client) | |||
3687 | { | |||
3688 | client->noClientException = -1; | |||
3689 | } | |||
3690 | ||||
3691 | /* | |||
3692 | * This array encodes the answer to the question "what is the log base 2 | |||
3693 | * of the number of pixels that fit in a scanline pad unit?" | |||
3694 | * Note that ~0 is an invalid entry (mostly for the benefit of the reader). | |||
3695 | */ | |||
3696 | static int answer[6][4] = { | |||
3697 | /* pad pad pad pad */ | |||
3698 | /* 8 16 32 64 */ | |||
3699 | ||||
3700 | {3, 4, 5, 6}, /* 1 bit per pixel */ | |||
3701 | {1, 2, 3, 4}, /* 4 bits per pixel */ | |||
3702 | {0, 1, 2, 3}, /* 8 bits per pixel */ | |||
3703 | {~0, 0, 1, 2}, /* 16 bits per pixel */ | |||
3704 | {~0, ~0, 0, 1}, /* 24 bits per pixel */ | |||
3705 | {~0, ~0, 0, 1} /* 32 bits per pixel */ | |||
3706 | }; | |||
3707 | ||||
3708 | /* | |||
3709 | * This array gives the answer to the question "what is the first index for | |||
3710 | * the answer array above given the number of bits per pixel?" | |||
3711 | * Note that ~0 is an invalid entry (mostly for the benefit of the reader). | |||
3712 | */ | |||
3713 | static int indexForBitsPerPixel[33] = { | |||
3714 | ~0, 0, ~0, ~0, /* 1 bit per pixel */ | |||
3715 | 1, ~0, ~0, ~0, /* 4 bits per pixel */ | |||
3716 | 2, ~0, ~0, ~0, /* 8 bits per pixel */ | |||
3717 | ~0, ~0, ~0, ~0, | |||
3718 | 3, ~0, ~0, ~0, /* 16 bits per pixel */ | |||
3719 | ~0, ~0, ~0, ~0, | |||
3720 | 4, ~0, ~0, ~0, /* 24 bits per pixel */ | |||
3721 | ~0, ~0, ~0, ~0, | |||
3722 | 5 /* 32 bits per pixel */ | |||
3723 | }; | |||
3724 | ||||
3725 | /* | |||
3726 | * This array gives the bytesperPixel value for cases where the number | |||
3727 | * of bits per pixel is a multiple of 8 but not a power of 2. | |||
3728 | */ | |||
3729 | static int answerBytesPerPixel[33] = { | |||
3730 | ~0, 0, ~0, ~0, /* 1 bit per pixel */ | |||
3731 | 0, ~0, ~0, ~0, /* 4 bits per pixel */ | |||
3732 | 0, ~0, ~0, ~0, /* 8 bits per pixel */ | |||
3733 | ~0, ~0, ~0, ~0, | |||
3734 | 0, ~0, ~0, ~0, /* 16 bits per pixel */ | |||
3735 | ~0, ~0, ~0, ~0, | |||
3736 | 3, ~0, ~0, ~0, /* 24 bits per pixel */ | |||
3737 | ~0, ~0, ~0, ~0, | |||
3738 | 0 /* 32 bits per pixel */ | |||
3739 | }; | |||
3740 | ||||
3741 | /* | |||
3742 | * This array gives the answer to the question "what is the second index for | |||
3743 | * the answer array above given the number of bits per scanline pad unit?" | |||
3744 | * Note that ~0 is an invalid entry (mostly for the benefit of the reader). | |||
3745 | */ | |||
3746 | static int indexForScanlinePad[65] = { | |||
3747 | ~0, ~0, ~0, ~0, | |||
3748 | ~0, ~0, ~0, ~0, | |||
3749 | 0, ~0, ~0, ~0, /* 8 bits per scanline pad unit */ | |||
3750 | ~0, ~0, ~0, ~0, | |||
3751 | 1, ~0, ~0, ~0, /* 16 bits per scanline pad unit */ | |||
3752 | ~0, ~0, ~0, ~0, | |||
3753 | ~0, ~0, ~0, ~0, | |||
3754 | ~0, ~0, ~0, ~0, | |||
3755 | 2, ~0, ~0, ~0, /* 32 bits per scanline pad unit */ | |||
3756 | ~0, ~0, ~0, ~0, | |||
3757 | ~0, ~0, ~0, ~0, | |||
3758 | ~0, ~0, ~0, ~0, | |||
3759 | ~0, ~0, ~0, ~0, | |||
3760 | ~0, ~0, ~0, ~0, | |||
3761 | ~0, ~0, ~0, ~0, | |||
3762 | ~0, ~0, ~0, ~0, | |||
3763 | 3 /* 64 bits per scanline pad unit */ | |||
3764 | }; | |||
3765 | ||||
3766 | /* | |||
3767 | grow the array of screenRecs if necessary. | |||
3768 | call the device-supplied initialization procedure | |||
3769 | with its screen number, a pointer to its ScreenRec, argc, and argv. | |||
3770 | return the number of successfully installed screens. | |||
3771 | ||||
3772 | */ | |||
3773 | ||||
3774 | static int init_screen(ScreenPtr pScreen, int i, Bool gpu) | |||
3775 | { | |||
3776 | int scanlinepad, format, depth, bitsPerPixel, j, k; | |||
3777 | ||||
3778 | dixInitScreenSpecificPrivates(pScreen); | |||
3779 | ||||
3780 | if (!dixAllocatePrivates(&pScreen->devPrivates, PRIVATE_SCREEN)) { | |||
3781 | return -1; | |||
3782 | } | |||
3783 | pScreen->myNum = i; | |||
3784 | if (gpu) { | |||
3785 | pScreen->myNum += GPU_SCREEN_OFFSET256; | |||
3786 | pScreen->isGPU = TRUE1; | |||
3787 | } | |||
3788 | pScreen->totalPixmapSize = 0; /* computed in CreateScratchPixmapForScreen */ | |||
3789 | pScreen->ClipNotify = 0; /* for R4 ddx compatibility */ | |||
3790 | pScreen->CreateScreenResources = 0; | |||
3791 | ||||
3792 | xorg_list_init(&pScreen->pixmap_dirty_list); | |||
3793 | xorg_list_init(&pScreen->unattached_list); | |||
3794 | xorg_list_init(&pScreen->output_slave_list); | |||
3795 | xorg_list_init(&pScreen->offload_slave_list); | |||
3796 | ||||
3797 | /* | |||
3798 | * This loop gets run once for every Screen that gets added, | |||
3799 | * but thats ok. If the ddx layer initializes the formats | |||
3800 | * one at a time calling AddScreen() after each, then each | |||
3801 | * iteration will make it a little more accurate. Worst case | |||
3802 | * we do this loop N * numPixmapFormats where N is # of screens. | |||
3803 | * Anyway, this must be called after InitOutput and before the | |||
3804 | * screen init routine is called. | |||
3805 | */ | |||
3806 | for (format = 0; format < screenInfo.numPixmapFormats; format++) { | |||
3807 | depth = screenInfo.formats[format].depth; | |||
3808 | bitsPerPixel = screenInfo.formats[format].bitsPerPixel; | |||
3809 | scanlinepad = screenInfo.formats[format].scanlinePad; | |||
3810 | j = indexForBitsPerPixel[bitsPerPixel]; | |||
3811 | k = indexForScanlinePad[scanlinepad]; | |||
3812 | PixmapWidthPaddingInfo[depth].padPixelsLog2 = answer[j][k]; | |||
3813 | PixmapWidthPaddingInfo[depth].padRoundUp = | |||
3814 | (scanlinepad / bitsPerPixel) - 1; | |||
3815 | j = indexForBitsPerPixel[8]; /* bits per byte */ | |||
3816 | PixmapWidthPaddingInfo[depth].padBytesLog2 = answer[j][k]; | |||
3817 | PixmapWidthPaddingInfo[depth].bitsPerPixel = bitsPerPixel; | |||
3818 | if (answerBytesPerPixel[bitsPerPixel]) { | |||
3819 | PixmapWidthPaddingInfo[depth].notPower2 = 1; | |||
3820 | PixmapWidthPaddingInfo[depth].bytesPerPixel = | |||
3821 | answerBytesPerPixel[bitsPerPixel]; | |||
3822 | } | |||
3823 | else { | |||
3824 | PixmapWidthPaddingInfo[depth].notPower2 = 0; | |||
3825 | } | |||
3826 | } | |||
3827 | return 0; | |||
3828 | } | |||
3829 | ||||
3830 | int | |||
3831 | AddScreen(Bool (*pfnInit) (ScreenPtr /*pScreen */ , | |||
3832 | int /*argc */ , | |||
3833 | char ** /*argv */ | |||
3834 | ), int argc, char **argv) | |||
3835 | { | |||
3836 | ||||
3837 | int i; | |||
3838 | ScreenPtr pScreen; | |||
3839 | Bool ret; | |||
3840 | ||||
3841 | i = screenInfo.numScreens; | |||
3842 | if (i == MAXSCREENS16) | |||
3843 | return -1; | |||
3844 | ||||
3845 | pScreen = (ScreenPtr) calloc(1, sizeof(ScreenRec)); | |||
3846 | if (!pScreen) | |||
3847 | return -1; | |||
3848 | ||||
3849 | ret = init_screen(pScreen, i, FALSE0); | |||
3850 | if (ret != 0) { | |||
3851 | free(pScreen); | |||
3852 | return ret; | |||
3853 | } | |||
3854 | /* This is where screen specific stuff gets initialized. Load the | |||
3855 | screen structure, call the hardware, whatever. | |||
3856 | This is also where the default colormap should be allocated and | |||
3857 | also pixel values for blackPixel, whitePixel, and the cursor | |||
3858 | Note that InitScreen is NOT allowed to modify argc, argv, or | |||
3859 | any of the strings pointed to by argv. They may be passed to | |||
3860 | multiple screens. | |||
3861 | */ | |||
3862 | screenInfo.screens[i] = pScreen; | |||
3863 | screenInfo.numScreens++; | |||
3864 | if (!(*pfnInit) (pScreen, argc, argv)) { | |||
3865 | dixFreeScreenSpecificPrivates(pScreen); | |||
3866 | dixFreePrivates(pScreen->devPrivates, PRIVATE_SCREEN); | |||
3867 | free(pScreen); | |||
3868 | screenInfo.numScreens--; | |||
3869 | return -1; | |||
3870 | } | |||
3871 | ||||
3872 | update_desktop_dimensions(); | |||
3873 | ||||
3874 | dixRegisterScreenPrivateKey(&cursorScreenDevPriv, pScreen, PRIVATE_CURSOR, | |||
3875 | 0); | |||
3876 | ||||
3877 | return i; | |||
3878 | } | |||
3879 | ||||
3880 | int | |||
3881 | AddGPUScreen(Bool (*pfnInit) (ScreenPtr /*pScreen */ , | |||
3882 | int /*argc */ , | |||
3883 | char ** /*argv */ | |||
3884 | ), | |||
3885 | int argc, char **argv) | |||
3886 | { | |||
3887 | int i; | |||
3888 | ScreenPtr pScreen; | |||
3889 | Bool ret; | |||
3890 | ||||
3891 | i = screenInfo.numGPUScreens; | |||
3892 | if (i == MAXGPUSCREENS16) | |||
3893 | return -1; | |||
3894 | ||||
3895 | pScreen = (ScreenPtr) calloc(1, sizeof(ScreenRec)); | |||
3896 | if (!pScreen) | |||
3897 | return -1; | |||
3898 | ||||
3899 | ret = init_screen(pScreen, i, TRUE1); | |||
3900 | if (ret != 0) { | |||
3901 | free(pScreen); | |||
3902 | return ret; | |||
3903 | } | |||
3904 | ||||
3905 | /* This is where screen specific stuff gets initialized. Load the | |||
3906 | screen structure, call the hardware, whatever. | |||
3907 | This is also where the default colormap should be allocated and | |||
3908 | also pixel values for blackPixel, whitePixel, and the cursor | |||
3909 | Note that InitScreen is NOT allowed to modify argc, argv, or | |||
3910 | any of the strings pointed to by argv. They may be passed to | |||
3911 | multiple screens. | |||
3912 | */ | |||
3913 | screenInfo.gpuscreens[i] = pScreen; | |||
3914 | screenInfo.numGPUScreens++; | |||
3915 | if (!(*pfnInit) (pScreen, argc, argv)) { | |||
3916 | dixFreePrivates(pScreen->devPrivates, PRIVATE_SCREEN); | |||
3917 | free(pScreen); | |||
3918 | screenInfo.numGPUScreens--; | |||
3919 | return -1; | |||
3920 | } | |||
3921 | ||||
3922 | update_desktop_dimensions(); | |||
3923 | ||||
3924 | return i; | |||
3925 | } | |||
3926 | ||||
3927 | void | |||
3928 | RemoveGPUScreen(ScreenPtr pScreen) | |||
3929 | { | |||
3930 | int idx, j; | |||
3931 | if (!pScreen->isGPU) | |||
3932 | return; | |||
3933 | ||||
3934 | idx = pScreen->myNum - GPU_SCREEN_OFFSET256; | |||
3935 | for (j = idx; j < screenInfo.numGPUScreens - 1; j++) { | |||
3936 | screenInfo.gpuscreens[j] = screenInfo.gpuscreens[j + 1]; | |||
3937 | screenInfo.gpuscreens[j]->myNum = j + GPU_SCREEN_OFFSET256; | |||
3938 | } | |||
3939 | screenInfo.numGPUScreens--; | |||
3940 | ||||
3941 | /* this gets freed later in the resource list, but without | |||
3942 | * the screen existing it causes crashes - so remove it here */ | |||
3943 | if (pScreen->defColormap) | |||
3944 | FreeResource(pScreen->defColormap, RT_COLORMAP((RESTYPE)6)); | |||
3945 | free(pScreen); | |||
3946 | ||||
3947 | } | |||
3948 | ||||
3949 | void | |||
3950 | AttachUnboundGPU(ScreenPtr pScreen, ScreenPtr new) | |||
3951 | { | |||
3952 | assert(new->isGPU)(__builtin_expect(!(new->isGPU), 0) ? __assert_rtn(__func__ , "dispatch.c", 3952, "new->isGPU") : (void)0); | |||
3953 | assert(!new->current_master)(__builtin_expect(!(!new->current_master), 0) ? __assert_rtn (__func__, "dispatch.c", 3953, "!new->current_master") : ( void)0); | |||
3954 | xorg_list_add(&new->unattached_head, &pScreen->unattached_list); | |||
3955 | new->current_master = pScreen; | |||
3956 | } | |||
3957 | ||||
3958 | void | |||
3959 | DetachUnboundGPU(ScreenPtr slave) | |||
3960 | { | |||
3961 | assert(slave->isGPU)(__builtin_expect(!(slave->isGPU), 0) ? __assert_rtn(__func__ , "dispatch.c", 3961, "slave->isGPU") : (void)0); | |||
3962 | xorg_list_del(&slave->unattached_head); | |||
3963 | slave->current_master = NULL((void*)0); | |||
3964 | } | |||
3965 | ||||
3966 | void | |||
3967 | AttachOutputGPU(ScreenPtr pScreen, ScreenPtr new) | |||
3968 | { | |||
3969 | assert(new->isGPU)(__builtin_expect(!(new->isGPU), 0) ? __assert_rtn(__func__ , "dispatch.c", 3969, "new->isGPU") : (void)0); | |||
3970 | xorg_list_add(&new->output_head, &pScreen->output_slave_list); | |||
3971 | new->current_master = pScreen; | |||
3972 | } | |||
3973 | ||||
3974 | void | |||
3975 | DetachOutputGPU(ScreenPtr slave) | |||
3976 | { | |||
3977 | assert(slave->isGPU)(__builtin_expect(!(slave->isGPU), 0) ? __assert_rtn(__func__ , "dispatch.c", 3977, "slave->isGPU") : (void)0); | |||
3978 | xorg_list_del(&slave->output_head); | |||
3979 | slave->current_master = NULL((void*)0); | |||
3980 | } | |||
3981 | ||||
3982 | void | |||
3983 | AttachOffloadGPU(ScreenPtr pScreen, ScreenPtr new) | |||
3984 | { | |||
3985 | assert(new->isGPU)(__builtin_expect(!(new->isGPU), 0) ? __assert_rtn(__func__ , "dispatch.c", 3985, "new->isGPU") : (void)0); | |||
3986 | xorg_list_add(&new->offload_head, &pScreen->offload_slave_list); | |||
3987 | new->current_master = pScreen; | |||
3988 | } | |||
3989 | ||||
3990 | void | |||
3991 | DetachOffloadGPU(ScreenPtr slave) | |||
3992 | { | |||
3993 | assert(slave->isGPU)(__builtin_expect(!(slave->isGPU), 0) ? __assert_rtn(__func__ , "dispatch.c", 3993, "slave->isGPU") : (void)0); | |||
3994 | xorg_list_del(&slave->offload_head); | |||
3995 | slave->current_master = NULL((void*)0); | |||
3996 | } | |||
3997 |