File: | dix/dispatch.c |
Location: | line 3580, column 5 |
Description: | Value stored to 'numScreens' is never read |
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 | #if defined(WIN32) && !defined(__CYGWIN__) |
226 | Bool SmartScheduleDisable = TRUE1; |
227 | #else |
228 | Bool SmartScheduleDisable = FALSE0; |
229 | #endif |
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 && !SmartScheduleDisable) { |
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 (!SmartScheduleDisable && |
390 | (SmartScheduleTime - start_tick) >= SmartScheduleSlice) { |
391 | /* Penalize clients which consume ticks */ |
392 | if (client->smart_priority > SMART_MIN_PRIORITY(-20)) |
393 | client->smart_priority--; |
394 | break; |
395 | } |
396 | /* now, finally, deal with client requests */ |
397 | |
398 | /* Update currentTime so request time checks, such as for input |
399 | * device grabs, are calculated correctly */ |
400 | UpdateCurrentTimeIf(); |
401 | result = ReadRequestFromClient(client); |
402 | if (result <= 0) { |
403 | if (result < 0) |
404 | CloseDownClient(client); |
405 | break; |
406 | } |
407 | |
408 | client->sequence++; |
409 | client->majorOp = ((xReq *) client->requestBuffer)->reqType; |
410 | client->minorOp = 0; |
411 | if (client->majorOp >= EXTENSION_BASE128) { |
412 | ExtensionEntry *ext = GetExtensionEntry(client->majorOp); |
413 | |
414 | if (ext) |
415 | client->minorOp = ext->MinorOpcode(client); |
416 | } |
417 | #ifdef XSERVER_DTRACE1 |
418 | if (XSERVER_REQUEST_START_ENABLED()({ int _r = __dtrace_isenabled$Xserver$request__start$v1(); __asm__ volatile(""); _r; })) |
419 | XSERVER_REQUEST_START(LookupMajorName(client->majorOp),do { __asm__ volatile(".reference " "___dtrace_typedefs$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$4_4_5_1_1_0_1_1_0_4_4_5_4_4_5" ); } while (0) |
420 | client->majorOp,do { __asm__ volatile(".reference " "___dtrace_typedefs$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$4_4_5_1_1_0_1_1_0_4_4_5_4_4_5" ); } while (0) |
421 | ((xReq *) client->requestBuffer)->length,do { __asm__ volatile(".reference " "___dtrace_typedefs$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$4_4_5_1_1_0_1_1_0_4_4_5_4_4_5" ); } while (0) |
422 | client->index,do { __asm__ volatile(".reference " "___dtrace_typedefs$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$4_4_5_1_1_0_1_1_0_4_4_5_4_4_5" ); } while (0) |
423 | client->requestBuffer)do { __asm__ volatile(".reference " "___dtrace_typedefs$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$4_4_5_1_1_0_1_1_0_4_4_5_4_4_5" ); } while (0); |
424 | #endif |
425 | if (result > (maxBigRequestSize << 2)) |
426 | result = BadLength16; |
427 | else { |
428 | result = XaceHookDispatch(client, client->majorOp); |
429 | if (result == Success0) |
430 | result = |
431 | (*client->requestVector[client->majorOp]) (client); |
432 | XaceHookAuditEnd(client, result); |
433 | } |
434 | #ifdef XSERVER_DTRACE1 |
435 | if (XSERVER_REQUEST_DONE_ENABLED()({ int _r = __dtrace_isenabled$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) + ((3) * 1000) + 0); |
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; |
Value stored to 'numScreens' is never read | |
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 |