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1 | /* |
2 | * | |
3 | * Copyright © 2000 SuSE, Inc. | |
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, and that the name of SuSE not be used in advertising or | |
10 | * publicity pertaining to distribution of the software without specific, | |
11 | * written prior permission. SuSE makes no representations about the | |
12 | * suitability of this software for any purpose. It is provided "as is" | |
13 | * without express or implied warranty. | |
14 | * | |
15 | * SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL | |
16 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE | |
17 | * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |
18 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION | |
19 | * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN | |
20 | * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
21 | * | |
22 | * Author: Keith Packard, SuSE, Inc. | |
23 | */ | |
24 | ||
25 | #ifdef HAVE_DIX_CONFIG_H | |
26 | #include <dix-config.h> | |
27 | #endif | |
28 | ||
29 | #include <X11/X.h> | |
30 | #include <X11/Xproto.h> | |
31 | #include "misc.h" | |
32 | #include "os.h" | |
33 | #include "dixstruct.h" | |
34 | #include "resource.h" | |
35 | #include "scrnintstr.h" | |
36 | #include "windowstr.h" | |
37 | #include "pixmapstr.h" | |
38 | #include "colormapst.h" | |
39 | #include "extnsionst.h" | |
40 | #include "extinit.h" | |
41 | #include "servermd.h" | |
42 | #include <X11/extensions/render.h> | |
43 | #include <X11/extensions/renderproto.h> | |
44 | #include "picturestr.h" | |
45 | #include "glyphstr.h" | |
46 | #include <X11/Xfuncproto.h> | |
47 | #include "cursorstr.h" | |
48 | #include "xace.h" | |
49 | #include "protocol-versions.h" | |
50 | ||
51 | #ifdef PANORAMIX | |
52 | #include "panoramiX.h" | |
53 | #include "panoramiXsrv.h" | |
54 | #endif | |
55 | ||
56 | #include <stdint.h> | |
57 | ||
58 | static int ProcRenderQueryVersion(ClientPtr pClient); | |
59 | static int ProcRenderQueryPictFormats(ClientPtr pClient); | |
60 | static int ProcRenderQueryPictIndexValues(ClientPtr pClient); | |
61 | static int ProcRenderQueryDithers(ClientPtr pClient); | |
62 | static int ProcRenderCreatePicture(ClientPtr pClient); | |
63 | static int ProcRenderChangePicture(ClientPtr pClient); | |
64 | static int ProcRenderSetPictureClipRectangles(ClientPtr pClient); | |
65 | static int ProcRenderFreePicture(ClientPtr pClient); | |
66 | static int ProcRenderComposite(ClientPtr pClient); | |
67 | static int ProcRenderScale(ClientPtr pClient); | |
68 | static int ProcRenderTrapezoids(ClientPtr pClient); | |
69 | static int ProcRenderTriangles(ClientPtr pClient); | |
70 | static int ProcRenderTriStrip(ClientPtr pClient); | |
71 | static int ProcRenderTriFan(ClientPtr pClient); | |
72 | static int ProcRenderColorTrapezoids(ClientPtr pClient); | |
73 | static int ProcRenderColorTriangles(ClientPtr pClient); | |
74 | static int ProcRenderTransform(ClientPtr pClient); | |
75 | static int ProcRenderCreateGlyphSet(ClientPtr pClient); | |
76 | static int ProcRenderReferenceGlyphSet(ClientPtr pClient); | |
77 | static int ProcRenderFreeGlyphSet(ClientPtr pClient); | |
78 | static int ProcRenderAddGlyphs(ClientPtr pClient); | |
79 | static int ProcRenderAddGlyphsFromPicture(ClientPtr pClient); | |
80 | static int ProcRenderFreeGlyphs(ClientPtr pClient); | |
81 | static int ProcRenderCompositeGlyphs(ClientPtr pClient); | |
82 | static int ProcRenderFillRectangles(ClientPtr pClient); | |
83 | static int ProcRenderCreateCursor(ClientPtr pClient); | |
84 | static int ProcRenderSetPictureTransform(ClientPtr pClient); | |
85 | static int ProcRenderQueryFilters(ClientPtr pClient); | |
86 | static int ProcRenderSetPictureFilter(ClientPtr pClient); | |
87 | static int ProcRenderCreateAnimCursor(ClientPtr pClient); | |
88 | static int ProcRenderAddTraps(ClientPtr pClient); | |
89 | static int ProcRenderCreateSolidFill(ClientPtr pClient); | |
90 | static int ProcRenderCreateLinearGradient(ClientPtr pClient); | |
91 | static int ProcRenderCreateRadialGradient(ClientPtr pClient); | |
92 | static int ProcRenderCreateConicalGradient(ClientPtr pClient); | |
93 | ||
94 | static int ProcRenderDispatch(ClientPtr pClient); | |
95 | ||
96 | static int SProcRenderQueryVersion(ClientPtr pClient); | |
97 | static int SProcRenderQueryPictFormats(ClientPtr pClient); | |
98 | static int SProcRenderQueryPictIndexValues(ClientPtr pClient); | |
99 | static int SProcRenderQueryDithers(ClientPtr pClient); | |
100 | static int SProcRenderCreatePicture(ClientPtr pClient); | |
101 | static int SProcRenderChangePicture(ClientPtr pClient); | |
102 | static int SProcRenderSetPictureClipRectangles(ClientPtr pClient); | |
103 | static int SProcRenderFreePicture(ClientPtr pClient); | |
104 | static int SProcRenderComposite(ClientPtr pClient); | |
105 | static int SProcRenderScale(ClientPtr pClient); | |
106 | static int SProcRenderTrapezoids(ClientPtr pClient); | |
107 | static int SProcRenderTriangles(ClientPtr pClient); | |
108 | static int SProcRenderTriStrip(ClientPtr pClient); | |
109 | static int SProcRenderTriFan(ClientPtr pClient); | |
110 | static int SProcRenderColorTrapezoids(ClientPtr pClient); | |
111 | static int SProcRenderColorTriangles(ClientPtr pClient); | |
112 | static int SProcRenderTransform(ClientPtr pClient); | |
113 | static int SProcRenderCreateGlyphSet(ClientPtr pClient); | |
114 | static int SProcRenderReferenceGlyphSet(ClientPtr pClient); | |
115 | static int SProcRenderFreeGlyphSet(ClientPtr pClient); | |
116 | static int SProcRenderAddGlyphs(ClientPtr pClient); | |
117 | static int SProcRenderAddGlyphsFromPicture(ClientPtr pClient); | |
118 | static int SProcRenderFreeGlyphs(ClientPtr pClient); | |
119 | static int SProcRenderCompositeGlyphs(ClientPtr pClient); | |
120 | static int SProcRenderFillRectangles(ClientPtr pClient); | |
121 | static int SProcRenderCreateCursor(ClientPtr pClient); | |
122 | static int SProcRenderSetPictureTransform(ClientPtr pClient); | |
123 | static int SProcRenderQueryFilters(ClientPtr pClient); | |
124 | static int SProcRenderSetPictureFilter(ClientPtr pClient); | |
125 | static int SProcRenderCreateAnimCursor(ClientPtr pClient); | |
126 | static int SProcRenderAddTraps(ClientPtr pClient); | |
127 | static int SProcRenderCreateSolidFill(ClientPtr pClient); | |
128 | static int SProcRenderCreateLinearGradient(ClientPtr pClient); | |
129 | static int SProcRenderCreateRadialGradient(ClientPtr pClient); | |
130 | static int SProcRenderCreateConicalGradient(ClientPtr pClient); | |
131 | ||
132 | static int SProcRenderDispatch(ClientPtr pClient); | |
133 | ||
134 | int (*ProcRenderVector[RenderNumberRequests]) (ClientPtr) = { | |
135 | ProcRenderQueryVersion, | |
136 | ProcRenderQueryPictFormats, | |
137 | ProcRenderQueryPictIndexValues, | |
138 | ProcRenderQueryDithers, | |
139 | ProcRenderCreatePicture, | |
140 | ProcRenderChangePicture, | |
141 | ProcRenderSetPictureClipRectangles, | |
142 | ProcRenderFreePicture, | |
143 | ProcRenderComposite, | |
144 | ProcRenderScale, | |
145 | ProcRenderTrapezoids, | |
146 | ProcRenderTriangles, | |
147 | ProcRenderTriStrip, | |
148 | ProcRenderTriFan, | |
149 | ProcRenderColorTrapezoids, | |
150 | ProcRenderColorTriangles, | |
151 | ProcRenderTransform, | |
152 | ProcRenderCreateGlyphSet, | |
153 | ProcRenderReferenceGlyphSet, | |
154 | ProcRenderFreeGlyphSet, | |
155 | ProcRenderAddGlyphs, | |
156 | ProcRenderAddGlyphsFromPicture, | |
157 | ProcRenderFreeGlyphs, | |
158 | ProcRenderCompositeGlyphs, | |
159 | ProcRenderCompositeGlyphs, | |
160 | ProcRenderCompositeGlyphs, | |
161 | ProcRenderFillRectangles, | |
162 | ProcRenderCreateCursor, | |
163 | ProcRenderSetPictureTransform, | |
164 | ProcRenderQueryFilters, | |
165 | ProcRenderSetPictureFilter, | |
166 | ProcRenderCreateAnimCursor, | |
167 | ProcRenderAddTraps, | |
168 | ProcRenderCreateSolidFill, | |
169 | ProcRenderCreateLinearGradient, | |
170 | ProcRenderCreateRadialGradient, ProcRenderCreateConicalGradient}; | |
171 | ||
172 | int (*SProcRenderVector[RenderNumberRequests]) (ClientPtr) = { | |
173 | SProcRenderQueryVersion, | |
174 | SProcRenderQueryPictFormats, | |
175 | SProcRenderQueryPictIndexValues, | |
176 | SProcRenderQueryDithers, | |
177 | SProcRenderCreatePicture, | |
178 | SProcRenderChangePicture, | |
179 | SProcRenderSetPictureClipRectangles, | |
180 | SProcRenderFreePicture, | |
181 | SProcRenderComposite, | |
182 | SProcRenderScale, | |
183 | SProcRenderTrapezoids, | |
184 | SProcRenderTriangles, | |
185 | SProcRenderTriStrip, | |
186 | SProcRenderTriFan, | |
187 | SProcRenderColorTrapezoids, | |
188 | SProcRenderColorTriangles, | |
189 | SProcRenderTransform, | |
190 | SProcRenderCreateGlyphSet, | |
191 | SProcRenderReferenceGlyphSet, | |
192 | SProcRenderFreeGlyphSet, | |
193 | SProcRenderAddGlyphs, | |
194 | SProcRenderAddGlyphsFromPicture, | |
195 | SProcRenderFreeGlyphs, | |
196 | SProcRenderCompositeGlyphs, | |
197 | SProcRenderCompositeGlyphs, | |
198 | SProcRenderCompositeGlyphs, | |
199 | SProcRenderFillRectangles, | |
200 | SProcRenderCreateCursor, | |
201 | SProcRenderSetPictureTransform, | |
202 | SProcRenderQueryFilters, | |
203 | SProcRenderSetPictureFilter, | |
204 | SProcRenderCreateAnimCursor, | |
205 | SProcRenderAddTraps, | |
206 | SProcRenderCreateSolidFill, | |
207 | SProcRenderCreateLinearGradient, | |
208 | SProcRenderCreateRadialGradient, SProcRenderCreateConicalGradient}; | |
209 | ||
210 | int RenderErrBase; | |
211 | static DevPrivateKeyRec RenderClientPrivateKeyRec; | |
212 | ||
213 | #define RenderClientPrivateKey (&RenderClientPrivateKeyRec ) | |
214 | ||
215 | typedef struct _RenderClient { | |
216 | int major_version; | |
217 | int minor_version; | |
218 | } RenderClientRec, *RenderClientPtr; | |
219 | ||
220 | #define GetRenderClient(pClient) ((RenderClientPtr)dixLookupPrivate(&(pClient)->devPrivates, RenderClientPrivateKey)) | |
221 | ||
222 | static void | |
223 | RenderClientCallback(CallbackListPtr *list, pointer closure, pointer data) | |
224 | { | |
225 | NewClientInfoRec *clientinfo = (NewClientInfoRec *) data; | |
226 | ClientPtr pClient = clientinfo->client; | |
227 | RenderClientPtr pRenderClient = GetRenderClient(pClient); | |
228 | ||
229 | pRenderClient->major_version = 0; | |
230 | pRenderClient->minor_version = 0; | |
231 | } | |
232 | ||
233 | #ifdef PANORAMIX | |
234 | RESTYPE XRT_PICTURE; | |
235 | #endif | |
236 | ||
237 | void | |
238 | RenderExtensionInit(void) | |
239 | { | |
240 | ExtensionEntry *extEntry; | |
241 | ||
242 | if (!PictureType) | |
243 | return; | |
244 | if (!PictureFinishInit()) | |
245 | return; | |
246 | if (!dixRegisterPrivateKey | |
247 | (&RenderClientPrivateKeyRec, PRIVATE_CLIENT, sizeof(RenderClientRec))) | |
248 | return; | |
249 | if (!AddCallback(&ClientStateCallback, RenderClientCallback, 0)) | |
250 | return; | |
251 | ||
252 | extEntry = AddExtension(RENDER_NAME, 0, RenderNumberErrors, | |
253 | ProcRenderDispatch, SProcRenderDispatch, | |
254 | NULL, StandardMinorOpcode); | |
255 | if (!extEntry) | |
256 | return; | |
257 | RenderErrBase = extEntry->errorBase; | |
258 | #ifdef PANORAMIX | |
259 | if (XRT_PICTURE) | |
260 | SetResourceTypeErrorValue(XRT_PICTURE, RenderErrBase + BadPicture); | |
261 | #endif | |
262 | SetResourceTypeErrorValue(PictureType, RenderErrBase + BadPicture); | |
263 | SetResourceTypeErrorValue(PictFormatType, RenderErrBase + BadPictFormat); | |
264 | SetResourceTypeErrorValue(GlyphSetType, RenderErrBase + BadGlyphSet); | |
265 | } | |
266 | ||
267 | static int | |
268 | ProcRenderQueryVersion(ClientPtr client) | |
269 | { | |
270 | RenderClientPtr pRenderClient = GetRenderClient(client); | |
271 | xRenderQueryVersionReply rep = { | |
272 | .type = X_Reply, | |
273 | .sequenceNumber = client->sequence, | |
274 | .length = 0 | |
275 | }; | |
276 | ||
277 | REQUEST(xRenderQueryVersionReq); | |
278 | ||
279 | pRenderClient->major_version = stuff->majorVersion; | |
280 | pRenderClient->minor_version = stuff->minorVersion; | |
281 | ||
282 | REQUEST_SIZE_MATCH(xRenderQueryVersionReq); | |
283 | ||
284 | if ((stuff->majorVersion * 1000 + stuff->minorVersion) < | |
285 | (SERVER_RENDER_MAJOR_VERSION * 1000 + SERVER_RENDER_MINOR_VERSION)) { | |
286 | rep.majorVersion = stuff->majorVersion; | |
287 | rep.minorVersion = stuff->minorVersion; | |
288 | } | |
289 | else { | |
290 | rep.majorVersion = SERVER_RENDER_MAJOR_VERSION; | |
291 | rep.minorVersion = SERVER_RENDER_MINOR_VERSION; | |
292 | } | |
293 | ||
294 | if (client->swapped) { | |
295 | swaps(&rep.sequenceNumber); | |
296 | swapl(&rep.length); | |
297 | swapl(&rep.majorVersion); | |
298 | swapl(&rep.minorVersion); | |
299 | } | |
300 | WriteToClient(client, sizeof(xRenderQueryVersionReply), &rep); | |
301 | return Success; | |
302 | } | |
303 | ||
304 | static VisualPtr | |
305 | findVisual(ScreenPtr pScreen, VisualID vid) | |
306 | { | |
307 | VisualPtr pVisual; | |
308 | int v; | |
309 | ||
310 | for (v = 0; v < pScreen->numVisuals; v++) { | |
311 | pVisual = pScreen->visuals + v; | |
312 | if (pVisual->vid == vid) | |
313 | return pVisual; | |
314 | } | |
315 | return 0; | |
316 | } | |
317 | ||
318 | static int | |
319 | ProcRenderQueryPictFormats(ClientPtr client) | |
320 | { | |
321 | RenderClientPtr pRenderClient = GetRenderClient(client); | |
322 | xRenderQueryPictFormatsReply *reply; | |
323 | xPictScreen *pictScreen; | |
324 | xPictDepth *pictDepth; | |
325 | xPictVisual *pictVisual; | |
326 | xPictFormInfo *pictForm; | |
327 | CARD32 *pictSubpixel; | |
328 | ScreenPtr pScreen; | |
329 | VisualPtr pVisual; | |
330 | DepthPtr pDepth; | |
331 | int v, d; | |
332 | PictureScreenPtr ps; | |
333 | PictFormatPtr pFormat; | |
334 | int nformat; | |
335 | int ndepth; | |
336 | int nvisual; | |
337 | int rlength; | |
338 | int s; | |
339 | int numScreens; | |
340 | int numSubpixel; | |
341 | ||
342 | /* REQUEST(xRenderQueryPictFormatsReq); */ | |
343 | ||
344 | REQUEST_SIZE_MATCH(xRenderQueryPictFormatsReq); | |
345 | ||
346 | #ifdef PANORAMIX | |
347 | if (noPanoramiXExtension) | |
348 | numScreens = screenInfo.numScreens; | |
349 | else | |
350 | numScreens = ((xConnSetup *) ConnectionInfo)->numRoots; | |
351 | #else | |
352 | numScreens = screenInfo.numScreens; | |
353 | #endif | |
354 | ndepth = nformat = nvisual = 0; | |
355 | for (s = 0; s < numScreens; s++) { | |
356 | pScreen = screenInfo.screens[s]; | |
357 | for (d = 0; d < pScreen->numDepths; d++) { | |
358 | pDepth = pScreen->allowedDepths + d; | |
359 | ++ndepth; | |
360 | ||
361 | for (v = 0; v < pDepth->numVids; v++) { | |
362 | pVisual = findVisual(pScreen, pDepth->vids[v]); | |
363 | if (pVisual && | |
364 | PictureMatchVisual(pScreen, pDepth->depth, pVisual)) | |
365 | ++nvisual; | |
366 | } | |
367 | } | |
368 | ps = GetPictureScreenIfSet(pScreen); | |
369 | if (ps) | |
370 | nformat += ps->nformats; | |
371 | } | |
372 | if (pRenderClient->major_version == 0 && pRenderClient->minor_version < 6) | |
373 | numSubpixel = 0; | |
374 | else | |
375 | numSubpixel = numScreens; | |
376 | ||
377 | rlength = (sizeof(xRenderQueryPictFormatsReply) + | |
378 | nformat * sizeof(xPictFormInfo) + | |
379 | numScreens * sizeof(xPictScreen) + | |
380 | ndepth * sizeof(xPictDepth) + | |
381 | nvisual * sizeof(xPictVisual) + numSubpixel * sizeof(CARD32)); | |
382 | reply = (xRenderQueryPictFormatsReply *) calloc(1, rlength); | |
383 | if (!reply) | |
384 | return BadAlloc; | |
385 | reply->type = X_Reply; | |
386 | reply->sequenceNumber = client->sequence; | |
387 | reply->length = bytes_to_int32(rlength - sizeof(xGenericReply)); | |
388 | reply->numFormats = nformat; | |
389 | reply->numScreens = numScreens; | |
390 | reply->numDepths = ndepth; | |
391 | reply->numVisuals = nvisual; | |
392 | reply->numSubpixel = numSubpixel; | |
393 | ||
394 | pictForm = (xPictFormInfo *) (reply + 1); | |
395 | ||
396 | for (s = 0; s < numScreens; s++) { | |
397 | pScreen = screenInfo.screens[s]; | |
398 | ps = GetPictureScreenIfSet(pScreen); | |
399 | if (ps) { | |
400 | for (nformat = 0, pFormat = ps->formats; | |
401 | nformat < ps->nformats; nformat++, pFormat++) { | |
402 | pictForm->id = pFormat->id; | |
403 | pictForm->type = pFormat->type; | |
404 | pictForm->depth = pFormat->depth; | |
405 | pictForm->direct.red = pFormat->direct.red; | |
406 | pictForm->direct.redMask = pFormat->direct.redMask; | |
407 | pictForm->direct.green = pFormat->direct.green; | |
408 | pictForm->direct.greenMask = pFormat->direct.greenMask; | |
409 | pictForm->direct.blue = pFormat->direct.blue; | |
410 | pictForm->direct.blueMask = pFormat->direct.blueMask; | |
411 | pictForm->direct.alpha = pFormat->direct.alpha; | |
412 | pictForm->direct.alphaMask = pFormat->direct.alphaMask; | |
413 | if (pFormat->type == PictTypeIndexed && | |
414 | pFormat->index.pColormap) | |
415 | pictForm->colormap = pFormat->index.pColormap->mid; | |
416 | else | |
417 | pictForm->colormap = None; | |
418 | if (client->swapped) { | |
419 | swapl(&pictForm->id); | |
420 | swaps(&pictForm->direct.red); | |
421 | swaps(&pictForm->direct.redMask); | |
422 | swaps(&pictForm->direct.green); | |
423 | swaps(&pictForm->direct.greenMask); | |
424 | swaps(&pictForm->direct.blue); | |
425 | swaps(&pictForm->direct.blueMask); | |
426 | swaps(&pictForm->direct.alpha); | |
427 | swaps(&pictForm->direct.alphaMask); | |
428 | swapl(&pictForm->colormap); | |
429 | } | |
430 | pictForm++; | |
431 | } | |
432 | } | |
433 | } | |
434 | ||
435 | pictScreen = (xPictScreen *) pictForm; | |
436 | for (s = 0; s < numScreens; s++) { | |
437 | pScreen = screenInfo.screens[s]; | |
438 | pictDepth = (xPictDepth *) (pictScreen + 1); | |
439 | ndepth = 0; | |
440 | for (d = 0; d < pScreen->numDepths; d++) { | |
441 | pictVisual = (xPictVisual *) (pictDepth + 1); | |
442 | pDepth = pScreen->allowedDepths + d; | |
443 | ||
444 | nvisual = 0; | |
445 | for (v = 0; v < pDepth->numVids; v++) { | |
446 | pVisual = findVisual(pScreen, pDepth->vids[v]); | |
447 | if (pVisual && (pFormat = PictureMatchVisual(pScreen, | |
448 | pDepth->depth, | |
449 | pVisual))) { | |
450 | pictVisual->visual = pVisual->vid; | |
451 | pictVisual->format = pFormat->id; | |
452 | if (client->swapped) { | |
453 | swapl(&pictVisual->visual); | |
454 | swapl(&pictVisual->format); | |
455 | } | |
456 | pictVisual++; | |
457 | nvisual++; | |
458 | } | |
459 | } | |
460 | pictDepth->depth = pDepth->depth; | |
461 | pictDepth->nPictVisuals = nvisual; | |
462 | if (client->swapped) { | |
463 | swaps(&pictDepth->nPictVisuals); | |
464 | } | |
465 | ndepth++; | |
466 | pictDepth = (xPictDepth *) pictVisual; | |
467 | } | |
468 | pictScreen->nDepth = ndepth; | |
469 | ps = GetPictureScreenIfSet(pScreen); | |
470 | if (ps) | |
471 | pictScreen->fallback = ps->fallback->id; | |
472 | else | |
473 | pictScreen->fallback = 0; | |
474 | if (client->swapped) { | |
475 | swapl(&pictScreen->nDepth); | |
476 | swapl(&pictScreen->fallback); | |
477 | } | |
478 | pictScreen = (xPictScreen *) pictDepth; | |
479 | } | |
480 | pictSubpixel = (CARD32 *) pictScreen; | |
481 | ||
482 | for (s = 0; s < numSubpixel; s++) { | |
483 | pScreen = screenInfo.screens[s]; | |
484 | ps = GetPictureScreenIfSet(pScreen); | |
485 | if (ps) | |
486 | *pictSubpixel = ps->subpixel; | |
487 | else | |
488 | *pictSubpixel = SubPixelUnknown; | |
489 | if (client->swapped) { | |
490 | swapl(pictSubpixel); | |
491 | } | |
492 | ++pictSubpixel; | |
493 | } | |
494 | ||
495 | if (client->swapped) { | |
496 | swaps(&reply->sequenceNumber); | |
497 | swapl(&reply->length); | |
498 | swapl(&reply->numFormats); | |
499 | swapl(&reply->numScreens); | |
500 | swapl(&reply->numDepths); | |
501 | swapl(&reply->numVisuals); | |
502 | swapl(&reply->numSubpixel); | |
503 | } | |
504 | WriteToClient(client, rlength, reply); | |
505 | free(reply); | |
506 | return Success; | |
507 | } | |
508 | ||
509 | static int | |
510 | ProcRenderQueryPictIndexValues(ClientPtr client) | |
511 | { | |
512 | PictFormatPtr pFormat; | |
513 | int rc, num; | |
514 | int rlength; | |
515 | int i; | |
516 | ||
517 | REQUEST(xRenderQueryPictIndexValuesReq); | |
518 | xRenderQueryPictIndexValuesReply *reply; | |
519 | xIndexValue *values; | |
520 | ||
521 | REQUEST_AT_LEAST_SIZE(xRenderQueryPictIndexValuesReq); | |
522 | ||
523 | rc = dixLookupResourceByType((pointer *) &pFormat, stuff->format, | |
524 | PictFormatType, client, DixReadAccess); | |
525 | if (rc != Success) | |
526 | return rc; | |
527 | ||
528 | if (pFormat->type != PictTypeIndexed) { | |
529 | client->errorValue = stuff->format; | |
530 | return BadMatch; | |
531 | } | |
532 | num = pFormat->index.nvalues; | |
533 | rlength = (sizeof(xRenderQueryPictIndexValuesReply) + | |
534 | num * sizeof(xIndexValue)); | |
535 | reply = (xRenderQueryPictIndexValuesReply *) calloc(1, rlength); | |
536 | if (!reply) | |
537 | return BadAlloc; | |
538 | ||
539 | reply->type = X_Reply; | |
540 | reply->sequenceNumber = client->sequence; | |
541 | reply->length = bytes_to_int32(rlength - sizeof(xGenericReply)); | |
542 | reply->numIndexValues = num; | |
543 | ||
544 | values = (xIndexValue *) (reply + 1); | |
545 | ||
546 | memcpy(reply + 1, pFormat->index.pValues, num * sizeof(xIndexValue)); | |
547 | ||
548 | if (client->swapped) { | |
549 | for (i = 0; i < num; i++) { | |
550 | swapl(&values[i].pixel); | |
551 | swaps(&values[i].red); | |
552 | swaps(&values[i].green); | |
553 | swaps(&values[i].blue); | |
554 | swaps(&values[i].alpha); | |
555 | } | |
556 | swaps(&reply->sequenceNumber); | |
557 | swapl(&reply->length); | |
558 | swapl(&reply->numIndexValues); | |
559 | } | |
560 | ||
561 | WriteToClient(client, rlength, reply); | |
562 | free(reply); | |
563 | return Success; | |
564 | } | |
565 | ||
566 | static int | |
567 | ProcRenderQueryDithers(ClientPtr client) | |
568 | { | |
569 | return BadImplementation; | |
570 | } | |
571 | ||
572 | static int | |
573 | ProcRenderCreatePicture(ClientPtr client) | |
574 | { | |
575 | PicturePtr pPicture; | |
576 | DrawablePtr pDrawable; | |
577 | PictFormatPtr pFormat; | |
578 | int len, error, rc; | |
579 | ||
580 | REQUEST(xRenderCreatePictureReq); | |
581 | ||
582 | REQUEST_AT_LEAST_SIZE(xRenderCreatePictureReq); | |
583 | ||
584 | LEGAL_NEW_RESOURCE(stuff->pid, client); | |
585 | rc = dixLookupDrawable(&pDrawable, stuff->drawable, client, 0, | |
586 | DixReadAccess | DixAddAccess); | |
587 | if (rc != Success) | |
588 | return rc; | |
589 | ||
590 | rc = dixLookupResourceByType((pointer *) &pFormat, stuff->format, | |
591 | PictFormatType, client, DixReadAccess); | |
592 | if (rc != Success) | |
593 | return rc; | |
594 | ||
595 | if (pFormat->depth != pDrawable->depth) | |
596 | return BadMatch; | |
597 | len = client->req_len - bytes_to_int32(sizeof(xRenderCreatePictureReq)); | |
598 | if (Ones(stuff->mask) != len) | |
599 | return BadLength; | |
600 | ||
601 | pPicture = CreatePicture(stuff->pid, | |
602 | pDrawable, | |
603 | pFormat, | |
604 | stuff->mask, (XID *) (stuff + 1), client, &error); | |
605 | if (!pPicture) | |
606 | return error; | |
607 | if (!AddResource(stuff->pid, PictureType, (pointer) pPicture)) | |
608 | return BadAlloc; | |
609 | return Success; | |
610 | } | |
611 | ||
612 | static int | |
613 | ProcRenderChangePicture(ClientPtr client) | |
614 | { | |
615 | PicturePtr pPicture; | |
616 | ||
617 | REQUEST(xRenderChangePictureReq); | |
618 | int len; | |
619 | ||
620 | REQUEST_AT_LEAST_SIZE(xRenderChangePictureReq); | |
621 | VERIFY_PICTURE(pPicture, stuff->picture, client, DixSetAttrAccess); | |
622 | ||
623 | len = client->req_len - bytes_to_int32(sizeof(xRenderChangePictureReq)); | |
624 | if (Ones(stuff->mask) != len) | |
625 | return BadLength; | |
626 | ||
627 | return ChangePicture(pPicture, stuff->mask, (XID *) (stuff + 1), | |
628 | (DevUnion *) 0, client); | |
629 | } | |
630 | ||
631 | static int | |
632 | ProcRenderSetPictureClipRectangles(ClientPtr client) | |
633 | { | |
634 | REQUEST(xRenderSetPictureClipRectanglesReq); | |
635 | PicturePtr pPicture; | |
636 | int nr; | |
637 | ||
638 | REQUEST_AT_LEAST_SIZE(xRenderSetPictureClipRectanglesReq); | |
639 | VERIFY_PICTURE(pPicture, stuff->picture, client, DixSetAttrAccess); | |
640 | if (!pPicture->pDrawable) | |
641 | return BadDrawable; | |
642 | ||
643 | nr = (client->req_len << 2) - sizeof(xRenderSetPictureClipRectanglesReq); | |
644 | if (nr & 4) | |
645 | return BadLength; | |
646 | nr >>= 3; | |
647 | return SetPictureClipRects(pPicture, | |
648 | stuff->xOrigin, stuff->yOrigin, | |
649 | nr, (xRectangle *) &stuff[1]); | |
650 | } | |
651 | ||
652 | static int | |
653 | ProcRenderFreePicture(ClientPtr client) | |
654 | { | |
655 | PicturePtr pPicture; | |
656 | ||
657 | REQUEST(xRenderFreePictureReq); | |
658 | ||
659 | REQUEST_SIZE_MATCH(xRenderFreePictureReq); | |
660 | ||
661 | VERIFY_PICTURE(pPicture, stuff->picture, client, DixDestroyAccess); | |
662 | FreeResource(stuff->picture, RT_NONE); | |
663 | return Success; | |
664 | } | |
665 | ||
666 | static Bool | |
667 | PictOpValid(CARD8 op) | |
668 | { | |
669 | if ( /*PictOpMinimum <= op && */ op <= PictOpMaximum) | |
670 | return TRUE; | |
671 | if (PictOpDisjointMinimum <= op && op <= PictOpDisjointMaximum) | |
672 | return TRUE; | |
673 | if (PictOpConjointMinimum <= op && op <= PictOpConjointMaximum) | |
674 | return TRUE; | |
675 | if (PictOpBlendMinimum <= op && op <= PictOpBlendMaximum) | |
676 | return TRUE; | |
677 | return FALSE; | |
678 | } | |
679 | ||
680 | static int | |
681 | ProcRenderComposite(ClientPtr client) | |
682 | { | |
683 | PicturePtr pSrc, pMask, pDst; | |
684 | ||
685 | REQUEST(xRenderCompositeReq); | |
686 | ||
687 | REQUEST_SIZE_MATCH(xRenderCompositeReq); | |
688 | if (!PictOpValid(stuff->op)) { | |
689 | client->errorValue = stuff->op; | |
690 | return BadValue; | |
691 | } | |
692 | VERIFY_PICTURE(pDst, stuff->dst, client, DixWriteAccess); | |
693 | if (!pDst->pDrawable) | |
694 | return BadDrawable; | |
695 | VERIFY_PICTURE(pSrc, stuff->src, client, DixReadAccess); | |
696 | VERIFY_ALPHA(pMask, stuff->mask, client, DixReadAccess); | |
697 | if ((pSrc->pDrawable && | |
698 | pSrc->pDrawable->pScreen != pDst->pDrawable->pScreen) || (pMask && | |
699 | pMask-> | |
700 | pDrawable && | |
701 | pDst-> | |
702 | pDrawable-> | |
703 | pScreen != | |
704 | pMask-> | |
705 | pDrawable-> | |
706 | pScreen)) | |
707 | return BadMatch; | |
708 | CompositePicture(stuff->op, | |
709 | pSrc, | |
710 | pMask, | |
711 | pDst, | |
712 | stuff->xSrc, | |
713 | stuff->ySrc, | |
714 | stuff->xMask, | |
715 | stuff->yMask, | |
716 | stuff->xDst, stuff->yDst, stuff->width, stuff->height); | |
717 | return Success; | |
718 | } | |
719 | ||
720 | static int | |
721 | ProcRenderScale(ClientPtr client) | |
722 | { | |
723 | return BadImplementation; | |
724 | } | |
725 | ||
726 | static int | |
727 | ProcRenderTrapezoids(ClientPtr client) | |
728 | { | |
729 | int rc, ntraps; | |
730 | PicturePtr pSrc, pDst; | |
731 | PictFormatPtr pFormat; | |
732 | ||
733 | REQUEST(xRenderTrapezoidsReq); | |
734 | ||
735 | REQUEST_AT_LEAST_SIZE(xRenderTrapezoidsReq); | |
736 | if (!PictOpValid(stuff->op)) { | |
737 | client->errorValue = stuff->op; | |
738 | return BadValue; | |
739 | } | |
740 | VERIFY_PICTURE(pSrc, stuff->src, client, DixReadAccess); | |
741 | VERIFY_PICTURE(pDst, stuff->dst, client, DixWriteAccess); | |
742 | if (!pDst->pDrawable) | |
743 | return BadDrawable; | |
744 | if (pSrc->pDrawable && pSrc->pDrawable->pScreen != pDst->pDrawable->pScreen) | |
745 | return BadMatch; | |
746 | if (stuff->maskFormat) { | |
747 | rc = dixLookupResourceByType((pointer *) &pFormat, stuff->maskFormat, | |
748 | PictFormatType, client, DixReadAccess); | |
749 | if (rc != Success) | |
750 | return rc; | |
751 | } | |
752 | else | |
753 | pFormat = 0; | |
754 | ntraps = (client->req_len << 2) - sizeof(xRenderTrapezoidsReq); | |
755 | if (ntraps % sizeof(xTrapezoid)) | |
756 | return BadLength; | |
757 | ntraps /= sizeof(xTrapezoid); | |
758 | if (ntraps) | |
759 | CompositeTrapezoids(stuff->op, pSrc, pDst, pFormat, | |
760 | stuff->xSrc, stuff->ySrc, | |
761 | ntraps, (xTrapezoid *) &stuff[1]); | |
762 | return Success; | |
763 | } | |
764 | ||
765 | static int | |
766 | ProcRenderTriangles(ClientPtr client) | |
767 | { | |
768 | int rc, ntris; | |
769 | PicturePtr pSrc, pDst; | |
770 | PictFormatPtr pFormat; | |
771 | ||
772 | REQUEST(xRenderTrianglesReq); | |
773 | ||
774 | REQUEST_AT_LEAST_SIZE(xRenderTrianglesReq); | |
775 | if (!PictOpValid(stuff->op)) { | |
776 | client->errorValue = stuff->op; | |
777 | return BadValue; | |
778 | } | |
779 | VERIFY_PICTURE(pSrc, stuff->src, client, DixReadAccess); | |
780 | VERIFY_PICTURE(pDst, stuff->dst, client, DixWriteAccess); | |
781 | if (!pDst->pDrawable) | |
782 | return BadDrawable; | |
783 | if (pSrc->pDrawable && pSrc->pDrawable->pScreen != pDst->pDrawable->pScreen) | |
784 | return BadMatch; | |
785 | if (stuff->maskFormat) { | |
786 | rc = dixLookupResourceByType((pointer *) &pFormat, stuff->maskFormat, | |
787 | PictFormatType, client, DixReadAccess); | |
788 | if (rc != Success) | |
789 | return rc; | |
790 | } | |
791 | else | |
792 | pFormat = 0; | |
793 | ntris = (client->req_len << 2) - sizeof(xRenderTrianglesReq); | |
794 | if (ntris % sizeof(xTriangle)) | |
795 | return BadLength; | |
796 | ntris /= sizeof(xTriangle); | |
797 | if (ntris) | |
798 | CompositeTriangles(stuff->op, pSrc, pDst, pFormat, | |
799 | stuff->xSrc, stuff->ySrc, | |
800 | ntris, (xTriangle *) &stuff[1]); | |
801 | return Success; | |
802 | } | |
803 | ||
804 | static int | |
805 | ProcRenderTriStrip(ClientPtr client) | |
806 | { | |
807 | int rc, npoints; | |
808 | PicturePtr pSrc, pDst; | |
809 | PictFormatPtr pFormat; | |
810 | ||
811 | REQUEST(xRenderTrianglesReq); | |
812 | ||
813 | REQUEST_AT_LEAST_SIZE(xRenderTrianglesReq); | |
814 | if (!PictOpValid(stuff->op)) { | |
815 | client->errorValue = stuff->op; | |
816 | return BadValue; | |
817 | } | |
818 | VERIFY_PICTURE(pSrc, stuff->src, client, DixReadAccess); | |
819 | VERIFY_PICTURE(pDst, stuff->dst, client, DixWriteAccess); | |
820 | if (!pDst->pDrawable) | |
821 | return BadDrawable; | |
822 | if (pSrc->pDrawable && pSrc->pDrawable->pScreen != pDst->pDrawable->pScreen) | |
823 | return BadMatch; | |
824 | if (stuff->maskFormat) { | |
825 | rc = dixLookupResourceByType((pointer *) &pFormat, stuff->maskFormat, | |
826 | PictFormatType, client, DixReadAccess); | |
827 | if (rc != Success) | |
828 | return rc; | |
829 | } | |
830 | else | |
831 | pFormat = 0; | |
832 | npoints = ((client->req_len << 2) - sizeof(xRenderTriStripReq)); | |
833 | if (npoints & 4) | |
834 | return BadLength; | |
835 | npoints >>= 3; | |
836 | if (npoints >= 3) | |
837 | CompositeTriStrip(stuff->op, pSrc, pDst, pFormat, | |
838 | stuff->xSrc, stuff->ySrc, | |
839 | npoints, (xPointFixed *) &stuff[1]); | |
840 | return Success; | |
841 | } | |
842 | ||
843 | static int | |
844 | ProcRenderTriFan(ClientPtr client) | |
845 | { | |
846 | int rc, npoints; | |
847 | PicturePtr pSrc, pDst; | |
848 | PictFormatPtr pFormat; | |
849 | ||
850 | REQUEST(xRenderTrianglesReq); | |
851 | ||
852 | REQUEST_AT_LEAST_SIZE(xRenderTrianglesReq); | |
853 | if (!PictOpValid(stuff->op)) { | |
854 | client->errorValue = stuff->op; | |
855 | return BadValue; | |
856 | } | |
857 | VERIFY_PICTURE(pSrc, stuff->src, client, DixReadAccess); | |
858 | VERIFY_PICTURE(pDst, stuff->dst, client, DixWriteAccess); | |
859 | if (!pDst->pDrawable) | |
860 | return BadDrawable; | |
861 | if (pSrc->pDrawable && pSrc->pDrawable->pScreen != pDst->pDrawable->pScreen) | |
862 | return BadMatch; | |
863 | if (stuff->maskFormat) { | |
864 | rc = dixLookupResourceByType((pointer *) &pFormat, stuff->maskFormat, | |
865 | PictFormatType, client, DixReadAccess); | |
866 | if (rc != Success) | |
867 | return rc; | |
868 | } | |
869 | else | |
870 | pFormat = 0; | |
871 | npoints = ((client->req_len << 2) - sizeof(xRenderTriStripReq)); | |
872 | if (npoints & 4) | |
873 | return BadLength; | |
874 | npoints >>= 3; | |
875 | if (npoints >= 3) | |
876 | CompositeTriFan(stuff->op, pSrc, pDst, pFormat, | |
877 | stuff->xSrc, stuff->ySrc, | |
878 | npoints, (xPointFixed *) &stuff[1]); | |
879 | return Success; | |
880 | } | |
881 | ||
882 | static int | |
883 | ProcRenderColorTrapezoids(ClientPtr client) | |
884 | { | |
885 | return BadImplementation; | |
886 | } | |
887 | ||
888 | static int | |
889 | ProcRenderColorTriangles(ClientPtr client) | |
890 | { | |
891 | return BadImplementation; | |
892 | } | |
893 | ||
894 | static int | |
895 | ProcRenderTransform(ClientPtr client) | |
896 | { | |
897 | return BadImplementation; | |
898 | } | |
899 | ||
900 | static int | |
901 | ProcRenderCreateGlyphSet(ClientPtr client) | |
902 | { | |
903 | GlyphSetPtr glyphSet; | |
904 | PictFormatPtr format; | |
905 | int rc, f; | |
906 | ||
907 | REQUEST(xRenderCreateGlyphSetReq); | |
908 | ||
909 | REQUEST_SIZE_MATCH(xRenderCreateGlyphSetReq); | |
910 | ||
911 | LEGAL_NEW_RESOURCE(stuff->gsid, client); | |
912 | rc = dixLookupResourceByType((pointer *) &format, stuff->format, | |
913 | PictFormatType, client, DixReadAccess); | |
914 | if (rc != Success) | |
915 | return rc; | |
916 | ||
917 | switch (format->depth) { | |
918 | case 1: | |
919 | f = GlyphFormat1; | |
920 | break; | |
921 | case 4: | |
922 | f = GlyphFormat4; | |
923 | break; | |
924 | case 8: | |
925 | f = GlyphFormat8; | |
926 | break; | |
927 | case 16: | |
928 | f = GlyphFormat16; | |
929 | break; | |
930 | case 32: | |
931 | f = GlyphFormat32; | |
932 | break; | |
933 | default: | |
934 | return BadMatch; | |
935 | } | |
936 | if (format->type != PictTypeDirect) | |
937 | return BadMatch; | |
938 | glyphSet = AllocateGlyphSet(f, format); | |
939 | if (!glyphSet) | |
940 | return BadAlloc; | |
941 | /* security creation/labeling check */ | |
942 | rc = XaceHook(XACE_RESOURCE_ACCESS, client, stuff->gsid, GlyphSetType, | |
943 | glyphSet, RT_NONE, NULL, DixCreateAccess); | |
944 | if (rc != Success) | |
945 | return rc; | |
946 | if (!AddResource(stuff->gsid, GlyphSetType, (pointer) glyphSet)) | |
947 | return BadAlloc; | |
948 | return Success; | |
949 | } | |
950 | ||
951 | static int | |
952 | ProcRenderReferenceGlyphSet(ClientPtr client) | |
953 | { | |
954 | GlyphSetPtr glyphSet; | |
955 | int rc; | |
956 | ||
957 | REQUEST(xRenderReferenceGlyphSetReq); | |
958 | ||
959 | REQUEST_SIZE_MATCH(xRenderReferenceGlyphSetReq); | |
960 | ||
961 | LEGAL_NEW_RESOURCE(stuff->gsid, client); | |
962 | ||
963 | rc = dixLookupResourceByType((pointer *) &glyphSet, stuff->existing, | |
964 | GlyphSetType, client, DixGetAttrAccess); | |
965 | if (rc != Success) { | |
966 | client->errorValue = stuff->existing; | |
967 | return rc; | |
968 | } | |
969 | glyphSet->refcnt++; | |
970 | if (!AddResource(stuff->gsid, GlyphSetType, (pointer) glyphSet)) | |
971 | return BadAlloc; | |
972 | return Success; | |
973 | } | |
974 | ||
975 | #define NLOCALDELTA 64 | |
976 | #define NLOCALGLYPH 256 | |
977 | ||
978 | static int | |
979 | ProcRenderFreeGlyphSet(ClientPtr client) | |
980 | { | |
981 | GlyphSetPtr glyphSet; | |
982 | int rc; | |
983 | ||
984 | REQUEST(xRenderFreeGlyphSetReq); | |
985 | ||
986 | REQUEST_SIZE_MATCH(xRenderFreeGlyphSetReq); | |
987 | rc = dixLookupResourceByType((pointer *) &glyphSet, stuff->glyphset, | |
988 | GlyphSetType, client, DixDestroyAccess); | |
989 | if (rc != Success) { | |
990 | client->errorValue = stuff->glyphset; | |
991 | return rc; | |
992 | } | |
993 | FreeResource(stuff->glyphset, RT_NONE); | |
994 | return Success; | |
995 | } | |
996 | ||
997 | typedef struct _GlyphNew { | |
998 | Glyph id; | |
999 | GlyphPtr glyph; | |
1000 | Bool found; | |
1001 | unsigned char sha1[20]; | |
1002 | } GlyphNewRec, *GlyphNewPtr; | |
1003 | ||
1004 | #define NeedsComponent(f) (PICT_FORMAT_A(f) != 0 && PICT_FORMAT_RGB(f) != 0) | |
1005 | ||
1006 | static int | |
1007 | ProcRenderAddGlyphs(ClientPtr client) | |
1008 | { | |
1009 | GlyphSetPtr glyphSet; | |
1010 | ||
1011 | REQUEST(xRenderAddGlyphsReq); | |
1012 | GlyphNewRec glyphsLocal[NLOCALGLYPH]; | |
1013 | GlyphNewPtr glyphsBase, glyphs, glyph_new; | |
1014 | int remain, nglyphs; | |
1015 | CARD32 *gids; | |
1016 | xGlyphInfo *gi; | |
1017 | CARD8 *bits; | |
1018 | unsigned int size; | |
1019 | int err; | |
1020 | int i, screen; | |
1021 | PicturePtr pSrc = NULL, pDst = NULL; | |
1022 | PixmapPtr pSrcPix = NULL, pDstPix = NULL; | |
1023 | CARD32 component_alpha; | |
1024 | ||
1025 | REQUEST_AT_LEAST_SIZE(xRenderAddGlyphsReq); | |
1026 | err = | |
1027 | dixLookupResourceByType((pointer *) &glyphSet, stuff->glyphset, | |
1028 | GlyphSetType, client, DixAddAccess); | |
1029 | if (err != Success) { | |
1030 | client->errorValue = stuff->glyphset; | |
1031 | return err; | |
1032 | } | |
1033 | ||
1034 | err = BadAlloc; | |
1035 | nglyphs = stuff->nglyphs; | |
1036 | if (nglyphs > UINT32_MAX / sizeof(GlyphNewRec)) | |
1037 | return BadAlloc; | |
1038 | ||
1039 | component_alpha = NeedsComponent(glyphSet->format->format); | |
1040 | ||
1041 | if (nglyphs <= NLOCALGLYPH) { | |
1042 | memset(glyphsLocal, 0, sizeof(glyphsLocal)); | |
1043 | glyphsBase = glyphsLocal; | |
1044 | } | |
1045 | else { | |
1046 | glyphsBase = (GlyphNewPtr) calloc(nglyphs, sizeof(GlyphNewRec)); | |
1047 | if (!glyphsBase) | |
1048 | return BadAlloc; | |
1049 | } | |
1050 | ||
1051 | remain = (client->req_len << 2) - sizeof(xRenderAddGlyphsReq); | |
1052 | ||
1053 | glyphs = glyphsBase; | |
1054 | ||
1055 | gids = (CARD32 *) (stuff + 1); | |
1056 | gi = (xGlyphInfo *) (gids + nglyphs); | |
1057 | bits = (CARD8 *) (gi + nglyphs); | |
1058 | remain -= (sizeof(CARD32) + sizeof(xGlyphInfo)) * nglyphs; | |
1059 | ||
1060 | /* protect against bad nglyphs */ | |
1061 | if (gi < ((xGlyphInfo *) stuff) || | |
1062 | gi > ((xGlyphInfo *) ((CARD32 *) stuff + client->req_len)) || | |
1063 | bits < ((CARD8 *) stuff) || | |
1064 | bits > ((CARD8 *) ((CARD32 *) stuff + client->req_len))) { | |
1065 | err = BadLength; | |
1066 | goto bail; | |
1067 | } | |
1068 | ||
1069 | for (i = 0; i < nglyphs; i++) { | |
1070 | size_t padded_width; | |
1071 | ||
1072 | glyph_new = &glyphs[i]; | |
1073 | ||
1074 | padded_width = PixmapBytePad(gi[i].width, glyphSet->format->depth); | |
1075 | ||
1076 | if (gi[i].height && | |
1077 | padded_width > (UINT32_MAX - sizeof(GlyphRec)) / gi[i].height) | |
1078 | break; | |
1079 | ||
1080 | size = gi[i].height * padded_width; | |
1081 | if (remain < size) | |
1082 | break; | |
1083 | ||
1084 | err = HashGlyph(&gi[i], bits, size, glyph_new->sha1); | |
1085 | if (err) | |
1086 | goto bail; | |
1087 | ||
1088 | glyph_new->glyph = FindGlyphByHash(glyph_new->sha1, glyphSet->fdepth); | |
1089 | ||
1090 | if (glyph_new->glyph && glyph_new->glyph != DeletedGlyph) { | |
1091 | glyph_new->found = TRUE; | |
1092 | } | |
1093 | else { | |
1094 | GlyphPtr glyph; | |
1095 | ||
1096 | glyph_new->found = FALSE; | |
1097 | glyph_new->glyph = glyph = AllocateGlyph(&gi[i], glyphSet->fdepth); | |
1098 | if (!glyph) { | |
1099 | err = BadAlloc; | |
1100 | goto bail; | |
1101 | } | |
1102 | ||
1103 | for (screen = 0; screen < screenInfo.numScreens; screen++) { | |
1104 | int width = gi[i].width; | |
1105 | int height = gi[i].height; | |
1106 | int depth = glyphSet->format->depth; | |
1107 | ScreenPtr pScreen; | |
1108 | int error; | |
1109 | ||
1110 | /* Skip work if it's invisibly small anyway */ | |
1111 | if (!width || !height) | |
1112 | break; | |
1113 | ||
1114 | pScreen = screenInfo.screens[screen]; | |
1115 | pSrcPix = GetScratchPixmapHeader(pScreen, | |
1116 | width, height, | |
1117 | depth, depth, -1, bits); | |
1118 | if (!pSrcPix) { | |
1119 | err = BadAlloc; | |
1120 | goto bail; | |
1121 | } | |
1122 | ||
1123 | pSrc = CreatePicture(0, &pSrcPix->drawable, | |
1124 | glyphSet->format, 0, NULL, | |
1125 | serverClient, &error); | |
1126 | if (!pSrc) { | |
1127 | err = BadAlloc; | |
1128 | goto bail; | |
1129 | } | |
1130 | ||
1131 | pDstPix = (pScreen->CreatePixmap) (pScreen, | |
1132 | width, height, depth, | |
1133 | CREATE_PIXMAP_USAGE_GLYPH_PICTURE); | |
1134 | ||
1135 | if (!pDstPix) { | |
1136 | err = BadAlloc; | |
1137 | goto bail; | |
1138 | } | |
1139 | ||
1140 | pDst = CreatePicture(0, &pDstPix->drawable, | |
1141 | glyphSet->format, | |
1142 | CPComponentAlpha, &component_alpha, | |
1143 | serverClient, &error); | |
1144 | SetGlyphPicture(glyph, pScreen, pDst); | |
1145 | ||
1146 | /* The picture takes a reference to the pixmap, so we | |
1147 | drop ours. */ | |
1148 | (pScreen->DestroyPixmap) (pDstPix); | |
1149 | pDstPix = NULL; | |
1150 | ||
1151 | if (!pDst) { | |
1152 | err = BadAlloc; | |
1153 | goto bail; | |
1154 | } | |
1155 | ||
1156 | CompositePicture(PictOpSrc, | |
1157 | pSrc, | |
1158 | None, pDst, 0, 0, 0, 0, 0, 0, width, height); | |
1159 | ||
1160 | FreePicture((pointer) pSrc, 0); | |
1161 | pSrc = NULL; | |
1162 | FreeScratchPixmapHeader(pSrcPix); | |
1163 | pSrcPix = NULL; | |
1164 | } | |
1165 | ||
1166 | memcpy(glyph_new->glyph->sha1, glyph_new->sha1, 20); | |
1167 | } | |
1168 | ||
1169 | glyph_new->id = gids[i]; | |
1170 | ||
1171 | if (size & 3) | |
1172 | size += 4 - (size & 3); | |
1173 | bits += size; | |
1174 | remain -= size; | |
1175 | } | |
1176 | if (remain || i < nglyphs) { | |
1177 | err = BadLength; | |
1178 | goto bail; | |
1179 | } | |
1180 | if (!ResizeGlyphSet(glyphSet, nglyphs)) { | |
1181 | err = BadAlloc; | |
1182 | goto bail; | |
1183 | } | |
1184 | for (i = 0; i < nglyphs; i++) | |
1185 | AddGlyph(glyphSet, glyphs[i].glyph, glyphs[i].id); | |
1186 | ||
1187 | if (glyphsBase != glyphsLocal) | |
1188 | free(glyphsBase); | |
1189 | return Success; | |
1190 | bail: | |
1191 | if (pSrc) | |
1192 | FreePicture((pointer) pSrc, 0); | |
1193 | if (pSrcPix) | |
1194 | FreeScratchPixmapHeader(pSrcPix); | |
1195 | for (i = 0; i < nglyphs; i++) | |
1196 | if (glyphs[i].glyph && !glyphs[i].found) | |
1197 | free(glyphs[i].glyph); | |
1198 | if (glyphsBase != glyphsLocal) | |
1199 | free(glyphsBase); | |
1200 | return err; | |
1201 | } | |
1202 | ||
1203 | static int | |
1204 | ProcRenderAddGlyphsFromPicture(ClientPtr client) | |
1205 | { | |
1206 | return BadImplementation; | |
1207 | } | |
1208 | ||
1209 | static int | |
1210 | ProcRenderFreeGlyphs(ClientPtr client) | |
1211 | { | |
1212 | REQUEST(xRenderFreeGlyphsReq); | |
1213 | GlyphSetPtr glyphSet; | |
1214 | int rc, nglyph; | |
1215 | CARD32 *gids; | |
1216 | CARD32 glyph; | |
1217 | ||
1218 | REQUEST_AT_LEAST_SIZE(xRenderFreeGlyphsReq); | |
1219 | rc = dixLookupResourceByType((pointer *) &glyphSet, stuff->glyphset, | |
1220 | GlyphSetType, client, DixRemoveAccess); | |
1221 | if (rc != Success) { | |
1222 | client->errorValue = stuff->glyphset; | |
1223 | return rc; | |
1224 | } | |
1225 | nglyph = | |
1226 | bytes_to_int32((client->req_len << 2) - sizeof(xRenderFreeGlyphsReq)); | |
1227 | gids = (CARD32 *) (stuff + 1); | |
1228 | while (nglyph-- > 0) { | |
1229 | glyph = *gids++; | |
1230 | if (!DeleteGlyph(glyphSet, glyph)) { | |
1231 | client->errorValue = glyph; | |
1232 | return RenderErrBase + BadGlyph; | |
1233 | } | |
1234 | } | |
1235 | return Success; | |
1236 | } | |
1237 | ||
1238 | static int | |
1239 | ProcRenderCompositeGlyphs(ClientPtr client) | |
1240 | { | |
1241 | GlyphSetPtr glyphSet; | |
1242 | GlyphSet gs; | |
1243 | PicturePtr pSrc, pDst; | |
1244 | PictFormatPtr pFormat; | |
1245 | GlyphListRec listsLocal[NLOCALDELTA]; | |
1246 | GlyphListPtr lists, listsBase; | |
1247 | GlyphPtr glyphsLocal[NLOCALGLYPH]; | |
1248 | Glyph glyph; | |
1249 | GlyphPtr *glyphs, *glyphsBase; | |
1250 | xGlyphElt *elt; | |
1251 | CARD8 *buffer, *end; | |
1252 | int nglyph; | |
1253 | int nlist; | |
1254 | int space; | |
1255 | int size; | |
1256 | int rc, n; | |
1257 | ||
1258 | REQUEST(xRenderCompositeGlyphsReq); | |
1259 | ||
1260 | REQUEST_AT_LEAST_SIZE(xRenderCompositeGlyphsReq); | |
1261 | ||
1262 | switch (stuff->renderReqType) { | |
1263 | default: | |
1264 | size = 1; | |
1265 | break; | |
1266 | case X_RenderCompositeGlyphs16: | |
1267 | size = 2; | |
1268 | break; | |
1269 | case X_RenderCompositeGlyphs32: | |
1270 | size = 4; | |
1271 | break; | |
1272 | } | |
1273 | ||
1274 | if (!PictOpValid(stuff->op)) { | |
1275 | client->errorValue = stuff->op; | |
1276 | return BadValue; | |
1277 | } | |
1278 | VERIFY_PICTURE(pSrc, stuff->src, client, DixReadAccess); | |
1279 | VERIFY_PICTURE(pDst, stuff->dst, client, DixWriteAccess); | |
1280 | if (!pDst->pDrawable) | |
1281 | return BadDrawable; | |
1282 | if (pSrc->pDrawable && pSrc->pDrawable->pScreen != pDst->pDrawable->pScreen) | |
1283 | return BadMatch; | |
1284 | if (stuff->maskFormat) { | |
1285 | rc = dixLookupResourceByType((pointer *) &pFormat, stuff->maskFormat, | |
1286 | PictFormatType, client, DixReadAccess); | |
1287 | if (rc != Success) | |
1288 | return rc; | |
1289 | } | |
1290 | else | |
1291 | pFormat = 0; | |
1292 | ||
1293 | rc = dixLookupResourceByType((pointer *) &glyphSet, stuff->glyphset, | |
1294 | GlyphSetType, client, DixUseAccess); | |
1295 | if (rc != Success) | |
1296 | return rc; | |
1297 | ||
1298 | buffer = (CARD8 *) (stuff + 1); | |
1299 | end = (CARD8 *) stuff + (client->req_len << 2); | |
1300 | nglyph = 0; | |
1301 | nlist = 0; | |
1302 | while (buffer + sizeof(xGlyphElt) < end) { | |
1303 | elt = (xGlyphElt *) buffer; | |
1304 | buffer += sizeof(xGlyphElt); | |
1305 | ||
1306 | if (elt->len == 0xff) { | |
1307 | buffer += 4; | |
1308 | } | |
1309 | else { | |
1310 | nlist++; | |
1311 | nglyph += elt->len; | |
1312 | space = size * elt->len; | |
1313 | if (space & 3) | |
1314 | space += 4 - (space & 3); | |
1315 | buffer += space; | |
1316 | } | |
1317 | } | |
1318 | if (nglyph <= NLOCALGLYPH) | |
1319 | glyphsBase = glyphsLocal; | |
1320 | else { | |
1321 | glyphsBase = (GlyphPtr *) malloc(nglyph * sizeof(GlyphPtr)); | |
1322 | if (!glyphsBase) | |
1323 | return BadAlloc; | |
1324 | } | |
1325 | if (nlist <= NLOCALDELTA) | |
1326 | listsBase = listsLocal; | |
1327 | else { | |
1328 | listsBase = (GlyphListPtr) malloc(nlist * sizeof(GlyphListRec)); | |
1329 | if (!listsBase) { | |
1330 | rc = BadAlloc; | |
1331 | goto bail; | |
1332 | } | |
1333 | } | |
1334 | buffer = (CARD8 *) (stuff + 1); | |
1335 | glyphs = glyphsBase; | |
1336 | lists = listsBase; | |
1337 | while (buffer + sizeof(xGlyphElt) < end) { | |
1338 | elt = (xGlyphElt *) buffer; | |
1339 | buffer += sizeof(xGlyphElt); | |
1340 | ||
1341 | if (elt->len == 0xff) { | |
1342 | if (buffer + sizeof(GlyphSet) < end) { | |
1343 | memcpy(&gs, buffer, sizeof(GlyphSet)); | |
1344 | rc = dixLookupResourceByType((pointer *) &glyphSet, gs, | |
1345 | GlyphSetType, client, | |
1346 | DixUseAccess); | |
1347 | if (rc != Success) | |
1348 | goto bail; | |
1349 | } | |
1350 | buffer += 4; | |
1351 | } | |
1352 | else { | |
1353 | lists->xOff = elt->deltax; | |
1354 | lists->yOff = elt->deltay; | |
1355 | lists->format = glyphSet->format; | |
1356 | lists->len = 0; | |
1357 | n = elt->len; | |
1358 | while (n--) { | |
1359 | if (buffer + size <= end) { | |
1360 | switch (size) { | |
1361 | case 1: | |
1362 | glyph = *((CARD8 *) buffer); | |
1363 | break; | |
1364 | case 2: | |
1365 | glyph = *((CARD16 *) buffer); | |
1366 | break; | |
1367 | case 4: | |
1368 | default: | |
1369 | glyph = *((CARD32 *) buffer); | |
1370 | break; | |
1371 | } | |
1372 | if ((*glyphs = FindGlyph(glyphSet, glyph))) { | |
1373 | lists->len++; | |
1374 | glyphs++; | |
1375 | } | |
1376 | } | |
1377 | buffer += size; | |
1378 | } | |
1379 | space = size * elt->len; | |
1380 | if (space & 3) | |
1381 | buffer += 4 - (space & 3); | |
1382 | lists++; | |
1383 | } | |
1384 | } | |
1385 | if (buffer > end) { | |
1386 | rc = BadLength; | |
1387 | goto bail; | |
1388 | } | |
1389 | ||
1390 | CompositeGlyphs(stuff->op, | |
1391 | pSrc, | |
1392 | pDst, | |
1393 | pFormat, | |
1394 | stuff->xSrc, stuff->ySrc, nlist, listsBase, glyphsBase); | |
1395 | rc = Success; | |
1396 | ||
1397 | bail: | |
1398 | if (glyphsBase != glyphsLocal) | |
1399 | free(glyphsBase); | |
1400 | if (listsBase != listsLocal) | |
1401 | free(listsBase); | |
1402 | return rc; | |
1403 | } | |
1404 | ||
1405 | static int | |
1406 | ProcRenderFillRectangles(ClientPtr client) | |
1407 | { | |
1408 | PicturePtr pDst; | |
1409 | int things; | |
1410 | ||
1411 | REQUEST(xRenderFillRectanglesReq); | |
1412 | ||
1413 | REQUEST_AT_LEAST_SIZE(xRenderFillRectanglesReq); | |
1414 | if (!PictOpValid(stuff->op)) { | |
1415 | client->errorValue = stuff->op; | |
1416 | return BadValue; | |
1417 | } | |
1418 | VERIFY_PICTURE(pDst, stuff->dst, client, DixWriteAccess); | |
1419 | if (!pDst->pDrawable) | |
1420 | return BadDrawable; | |
1421 | ||
1422 | things = (client->req_len << 2) - sizeof(xRenderFillRectanglesReq); | |
1423 | if (things & 4) | |
1424 | return BadLength; | |
1425 | things >>= 3; | |
1426 | ||
1427 | CompositeRects(stuff->op, | |
1428 | pDst, &stuff->color, things, (xRectangle *) &stuff[1]); | |
1429 | ||
1430 | return Success; | |
1431 | } | |
1432 | ||
1433 | static void | |
1434 | RenderSetBit(unsigned char *line, int x, int bit) | |
1435 | { | |
1436 | unsigned char mask; | |
1437 | ||
1438 | if (screenInfo.bitmapBitOrder == LSBFirst) | |
1439 | mask = (1 << (x & 7)); | |
1440 | else | |
1441 | mask = (0x80 >> (x & 7)); | |
1442 | /* XXX assumes byte order is host byte order */ | |
1443 | line += (x >> 3); | |
1444 | if (bit) | |
1445 | *line |= mask; | |
1446 | else | |
1447 | *line &= ~mask; | |
1448 | } | |
1449 | ||
1450 | #define DITHER_DIM 2 | |
1451 | ||
1452 | static CARD32 orderedDither[DITHER_DIM][DITHER_DIM] = { | |
1453 | {1, 3,}, | |
1454 | {4, 2,}, | |
1455 | }; | |
1456 | ||
1457 | #define DITHER_SIZE ((sizeof orderedDither / sizeof orderedDither[0][0]) + 1) | |
1458 | ||
1459 | static int | |
1460 | ProcRenderCreateCursor(ClientPtr client) | |
1461 | { | |
1462 | REQUEST(xRenderCreateCursorReq); | |
1463 | PicturePtr pSrc; | |
1464 | ScreenPtr pScreen; | |
1465 | unsigned short width, height; | |
1466 | CARD32 *argbbits, *argb; | |
1467 | unsigned char *srcbits, *srcline; | |
1468 | unsigned char *mskbits, *mskline; | |
1469 | int stride; | |
1470 | int x, y; | |
1471 | int nbytes_mono; | |
1472 | CursorMetricRec cm; | |
1473 | CursorPtr pCursor; | |
1474 | CARD32 twocolor[3]; | |
1475 | int rc, ncolor; | |
1476 | ||
1477 | REQUEST_SIZE_MATCH(xRenderCreateCursorReq); | |
1478 | LEGAL_NEW_RESOURCE(stuff->cid, client); | |
1479 | ||
1480 | VERIFY_PICTURE(pSrc, stuff->src, client, DixReadAccess); | |
1481 | if (!pSrc->pDrawable) | |
1482 | return BadDrawable; | |
1483 | pScreen = pSrc->pDrawable->pScreen; | |
1484 | width = pSrc->pDrawable->width; | |
1485 | height = pSrc->pDrawable->height; | |
1486 | if (height && width > UINT32_MAX / (height * sizeof(CARD32))) | |
1487 | return BadAlloc; | |
1488 | if (stuff->x > width || stuff->y > height) | |
1489 | return BadMatch; | |
1490 | argbbits = malloc(width * height * sizeof(CARD32)); | |
1491 | if (!argbbits) | |
1492 | return BadAlloc; | |
1493 | ||
1494 | stride = BitmapBytePad(width); | |
1495 | nbytes_mono = stride * height; | |
1496 | srcbits = calloc(1, nbytes_mono); | |
1497 | if (!srcbits) { | |
1498 | free(argbbits); | |
1499 | return BadAlloc; | |
1500 | } | |
1501 | mskbits = calloc(1, nbytes_mono); | |
1502 | if (!mskbits) { | |
1503 | free(argbbits); | |
1504 | free(srcbits); | |
1505 | return BadAlloc; | |
1506 | } | |
1507 | ||
1508 | if (pSrc->format == PICT_a8r8g8b8) { | |
1509 | (*pScreen->GetImage) (pSrc->pDrawable, | |
1510 | 0, 0, width, height, ZPixmap, | |
1511 | 0xffffffff, (pointer) argbbits); | |
1512 | } | |
1513 | else { | |
1514 | PixmapPtr pPixmap; | |
1515 | PicturePtr pPicture; | |
1516 | PictFormatPtr pFormat; | |
1517 | int error; | |
1518 | ||
1519 | pFormat = PictureMatchFormat(pScreen, 32, PICT_a8r8g8b8); | |
1520 | if (!pFormat) { | |
1521 | free(argbbits); | |
1522 | free(srcbits); | |
1523 | free(mskbits); | |
1524 | return BadImplementation; | |
1525 | } | |
1526 | pPixmap = (*pScreen->CreatePixmap) (pScreen, width, height, 32, | |
1527 | CREATE_PIXMAP_USAGE_SCRATCH); | |
1528 | if (!pPixmap) { | |
1529 | free(argbbits); | |
1530 | free(srcbits); | |
1531 | free(mskbits); | |
1532 | return BadAlloc; | |
1533 | } | |
1534 | pPicture = CreatePicture(0, &pPixmap->drawable, pFormat, 0, 0, | |
1535 | client, &error); | |
1536 | if (!pPicture) { | |
1537 | free(argbbits); | |
1538 | free(srcbits); | |
1539 | free(mskbits); | |
1540 | return error; | |
1541 | } | |
1542 | (*pScreen->DestroyPixmap) (pPixmap); | |
1543 | CompositePicture(PictOpSrc, | |
1544 | pSrc, 0, pPicture, 0, 0, 0, 0, 0, 0, width, height); | |
1545 | (*pScreen->GetImage) (pPicture->pDrawable, | |
1546 | 0, 0, width, height, ZPixmap, | |
1547 | 0xffffffff, (pointer) argbbits); | |
1548 | FreePicture(pPicture, 0); | |
1549 | } | |
1550 | /* | |
1551 | * Check whether the cursor can be directly supported by | |
1552 | * the core cursor code | |
1553 | */ | |
1554 | ncolor = 0; | |
1555 | argb = argbbits; | |
1556 | for (y = 0; ncolor <= 2 && y < height; y++) { | |
1557 | for (x = 0; ncolor <= 2 && x < width; x++) { | |
1558 | CARD32 p = *argb++; | |
1559 | CARD32 a = (p >> 24); | |
1560 | ||
1561 | if (a == 0) /* transparent */ | |
1562 | continue; | |
1563 | if (a == 0xff) { /* opaque */ | |
1564 | int n; | |
1565 | ||
1566 | for (n = 0; n < ncolor; n++) | |
1567 | if (p == twocolor[n]) | |
1568 | break; | |
1569 | if (n == ncolor) | |
1570 | twocolor[ncolor++] = p; | |
1571 | } | |
1572 | else | |
1573 | ncolor = 3; | |
1574 | } | |
1575 | } | |
1576 | ||
1577 | /* | |
1578 | * Convert argb image to two plane cursor | |
1579 | */ | |
1580 | srcline = srcbits; | |
1581 | mskline = mskbits; | |
1582 | argb = argbbits; | |
1583 | for (y = 0; y < height; y++) { | |
1584 | for (x = 0; x < width; x++) { | |
1585 | CARD32 p = *argb++; | |
1586 | ||
1587 | if (ncolor <= 2) { | |
1588 | CARD32 a = ((p >> 24)); | |
1589 | ||
1590 | RenderSetBit(mskline, x, a != 0); | |
1591 | RenderSetBit(srcline, x, a != 0 && p == twocolor[0]); | |
1592 | } | |
1593 | else { | |
1594 | CARD32 a = ((p >> 24) * DITHER_SIZE + 127) / 255; | |
1595 | CARD32 i = ((CvtR8G8B8toY15(p) >> 7) * DITHER_SIZE + 127) / 255; | |
1596 | CARD32 d = | |
1597 | orderedDither[y & (DITHER_DIM - 1)][x & (DITHER_DIM - 1)]; | |
1598 | /* Set mask from dithered alpha value */ | |
1599 | RenderSetBit(mskline, x, a > d); | |
1600 | /* Set src from dithered intensity value */ | |
1601 | RenderSetBit(srcline, x, a > d && i <= d); | |
1602 | } | |
1603 | } | |
1604 | srcline += stride; | |
1605 | mskline += stride; | |
1606 | } | |
1607 | /* | |
1608 | * Dither to white and black if the cursor has more than two colors | |
1609 | */ | |
1610 | if (ncolor > 2) { | |
1611 | twocolor[0] = 0xff000000; | |
1612 | twocolor[1] = 0xffffffff; | |
1613 | } | |
1614 | else { | |
1615 | free(argbbits); | |
1616 | argbbits = 0; | |
1617 | } | |
1618 | ||
1619 | #define GetByte(p,s) (((p) >> (s)) & 0xff) | |
1620 | #define GetColor(p,s) (GetByte(p,s) | (GetByte(p,s) << 8)) | |
1621 | ||
1622 | cm.width = width; | |
1623 | cm.height = height; | |
1624 | cm.xhot = stuff->x; | |
1625 | cm.yhot = stuff->y; | |
1626 | rc = AllocARGBCursor(srcbits, mskbits, argbbits, &cm, | |
1627 | GetColor(twocolor[0], 16), | |
1628 | GetColor(twocolor[0], 8), | |
1629 | GetColor(twocolor[0], 0), | |
1630 | GetColor(twocolor[1], 16), | |
1631 | GetColor(twocolor[1], 8), | |
1632 | GetColor(twocolor[1], 0), | |
1633 | &pCursor, client, stuff->cid); | |
1634 | if (rc != Success) | |
1635 | goto bail; | |
1636 | if (!AddResource(stuff->cid, RT_CURSOR, (pointer) pCursor)) { | |
1637 | rc = BadAlloc; | |
1638 | goto bail; | |
1639 | } | |
1640 | ||
1641 | return Success; | |
1642 | bail: | |
1643 | free(srcbits); | |
1644 | free(mskbits); | |
1645 | return rc; | |
1646 | } | |
1647 | ||
1648 | static int | |
1649 | ProcRenderSetPictureTransform(ClientPtr client) | |
1650 | { | |
1651 | REQUEST(xRenderSetPictureTransformReq); | |
1652 | PicturePtr pPicture; | |
1653 | ||
1654 | REQUEST_SIZE_MATCH(xRenderSetPictureTransformReq); | |
1655 | VERIFY_PICTURE(pPicture, stuff->picture, client, DixSetAttrAccess); | |
1656 | return SetPictureTransform(pPicture, (PictTransform *) &stuff->transform); | |
1657 | } | |
1658 | ||
1659 | static int | |
1660 | ProcRenderQueryFilters(ClientPtr client) | |
1661 | { | |
1662 | REQUEST(xRenderQueryFiltersReq); | |
1663 | DrawablePtr pDrawable; | |
1664 | xRenderQueryFiltersReply *reply; | |
1665 | int nbytesName; | |
1666 | int nnames; | |
1667 | ScreenPtr pScreen; | |
1668 | PictureScreenPtr ps; | |
1669 | int i, j, len, total_bytes, rc; | |
1670 | INT16 *aliases; | |
1671 | char *names; | |
1672 | ||
1673 | REQUEST_SIZE_MATCH(xRenderQueryFiltersReq); | |
1674 | rc = dixLookupDrawable(&pDrawable, stuff->drawable, client, 0, | |
1675 | DixGetAttrAccess); | |
1676 | if (rc != Success) | |
1677 | return rc; | |
1678 | ||
1679 | pScreen = pDrawable->pScreen; | |
1680 | nbytesName = 0; | |
1681 | nnames = 0; | |
1682 | ps = GetPictureScreenIfSet(pScreen); | |
1683 | if (ps) { | |
1684 | for (i = 0; i < ps->nfilters; i++) | |
1685 | nbytesName += 1 + strlen(ps->filters[i].name); | |
1686 | for (i = 0; i < ps->nfilterAliases; i++) | |
1687 | nbytesName += 1 + strlen(ps->filterAliases[i].alias); | |
1688 | nnames = ps->nfilters + ps->nfilterAliases; | |
1689 | } | |
1690 | len = ((nnames + 1) >> 1) + bytes_to_int32(nbytesName); | |
1691 | total_bytes = sizeof(xRenderQueryFiltersReply) + (len << 2); | |
1692 | reply = (xRenderQueryFiltersReply *) calloc(1, total_bytes); | |
1693 | if (!reply) | |
1694 | return BadAlloc; | |
1695 | aliases = (INT16 *) (reply + 1); | |
1696 | names = (char *) (aliases + ((nnames + 1) & ~1)); | |
1697 | ||
1698 | reply->type = X_Reply; | |
1699 | reply->sequenceNumber = client->sequence; | |
1700 | reply->length = len; | |
1701 | reply->numAliases = nnames; | |
1702 | reply->numFilters = nnames; | |
1703 | if (ps) { | |
1704 | ||
1705 | /* fill in alias values */ | |
1706 | for (i = 0; i < ps->nfilters; i++) | |
1707 | aliases[i] = FilterAliasNone; | |
1708 | for (i = 0; i < ps->nfilterAliases; i++) { | |
1709 | for (j = 0; j < ps->nfilters; j++) | |
1710 | if (ps->filterAliases[i].filter_id == ps->filters[j].id) | |
1711 | break; | |
1712 | if (j == ps->nfilters) { | |
1713 | for (j = 0; j < ps->nfilterAliases; j++) | |
1714 | if (ps->filterAliases[i].filter_id == | |
1715 | ps->filterAliases[j].alias_id) { | |
1716 | break; | |
1717 | } | |
1718 | if (j == ps->nfilterAliases) | |
1719 | j = FilterAliasNone; | |
1720 | else | |
1721 | j = j + ps->nfilters; | |
1722 | } | |
1723 | aliases[i + ps->nfilters] = j; | |
1724 | } | |
1725 | ||
1726 | /* fill in filter names */ | |
1727 | for (i = 0; i < ps->nfilters; i++) { | |
1728 | j = strlen(ps->filters[i].name); | |
1729 | *names++ = j; | |
1730 | memcpy(names, ps->filters[i].name, j); | |
1731 | names += j; | |
1732 | } | |
1733 | ||
1734 | /* fill in filter alias names */ | |
1735 | for (i = 0; i < ps->nfilterAliases; i++) { | |
1736 | j = strlen(ps->filterAliases[i].alias); | |
1737 | *names++ = j; | |
1738 | memcpy(names, ps->filterAliases[i].alias, j); | |
1739 | names += j; | |
1740 | } | |
1741 | } | |
1742 | ||
1743 | if (client->swapped) { | |
1744 | for (i = 0; i < reply->numAliases; i++) { | |
1745 | swaps(&aliases[i]); | |
1746 | } | |
1747 | swaps(&reply->sequenceNumber); | |
1748 | swapl(&reply->length); | |
1749 | swapl(&reply->numAliases); | |
1750 | swapl(&reply->numFilters); | |
1751 | } | |
1752 | WriteToClient(client, total_bytes, reply); | |
1753 | free(reply); | |
1754 | ||
1755 | return Success; | |
1756 | } | |
1757 | ||
1758 | static int | |
1759 | ProcRenderSetPictureFilter(ClientPtr client) | |
1760 | { | |
1761 | REQUEST(xRenderSetPictureFilterReq); | |
1762 | PicturePtr pPicture; | |
1763 | int result; | |
1764 | xFixed *params; | |
1765 | int nparams; | |
1766 | char *name; | |
1767 | ||
1768 | REQUEST_AT_LEAST_SIZE(xRenderSetPictureFilterReq); | |
1769 | VERIFY_PICTURE(pPicture, stuff->picture, client, DixSetAttrAccess); | |
1770 | name = (char *) (stuff + 1); | |
1771 | params = (xFixed *) (name + pad_to_int32(stuff->nbytes)); | |
1772 | nparams = ((xFixed *) stuff + client->req_len) - params; | |
1773 | result = SetPictureFilter(pPicture, name, stuff->nbytes, params, nparams); | |
1774 | return result; | |
1775 | } | |
1776 | ||
1777 | static int | |
1778 | ProcRenderCreateAnimCursor(ClientPtr client) | |
1779 | { | |
1780 | REQUEST(xRenderCreateAnimCursorReq); | |
1781 | CursorPtr *cursors; | |
1782 | CARD32 *deltas; | |
1783 | CursorPtr pCursor; | |
1784 | int ncursor; | |
1785 | xAnimCursorElt *elt; | |
1786 | int i; | |
1787 | int ret; | |
1788 | ||
1789 | REQUEST_AT_LEAST_SIZE(xRenderCreateAnimCursorReq); | |
1790 | LEGAL_NEW_RESOURCE(stuff->cid, client); | |
1791 | if (client->req_len & 1) | |
1792 | return BadLength; | |
1793 | ncursor = | |
1794 | (client->req_len - | |
1795 | (bytes_to_int32(sizeof(xRenderCreateAnimCursorReq)))) >> 1; | |
1796 | cursors = malloc(ncursor * (sizeof(CursorPtr) + sizeof(CARD32))); | |
1797 | if (!cursors) | |
1798 | return BadAlloc; | |
1799 | deltas = (CARD32 *) (cursors + ncursor); | |
1800 | elt = (xAnimCursorElt *) (stuff + 1); | |
1801 | for (i = 0; i < ncursor; i++) { | |
1802 | ret = dixLookupResourceByType((pointer *) (cursors + i), elt->cursor, | |
1803 | RT_CURSOR, client, DixReadAccess); | |
1804 | if (ret != Success) { | |
1805 | free(cursors); | |
1806 | return ret; | |
1807 | } | |
1808 | deltas[i] = elt->delay; | |
1809 | elt++; | |
1810 | } | |
1811 | ret = AnimCursorCreate(cursors, deltas, ncursor, &pCursor, client, | |
1812 | stuff->cid); | |
1813 | free(cursors); | |
1814 | if (ret != Success) | |
1815 | return ret; | |
1816 | ||
1817 | if (AddResource(stuff->cid, RT_CURSOR, (pointer) pCursor)) | |
1818 | return Success; | |
1819 | return BadAlloc; | |
1820 | } | |
1821 | ||
1822 | static int | |
1823 | ProcRenderAddTraps(ClientPtr client) | |
1824 | { | |
1825 | int ntraps; | |
1826 | PicturePtr pPicture; | |
1827 | ||
1828 | REQUEST(xRenderAddTrapsReq); | |
1829 | ||
1830 | REQUEST_AT_LEAST_SIZE(xRenderAddTrapsReq); | |
1831 | VERIFY_PICTURE(pPicture, stuff->picture, client, DixWriteAccess); | |
1832 | if (!pPicture->pDrawable) | |
1833 | return BadDrawable; | |
1834 | ntraps = (client->req_len << 2) - sizeof(xRenderAddTrapsReq); | |
1835 | if (ntraps % sizeof(xTrap)) | |
1836 | return BadLength; | |
1837 | ntraps /= sizeof(xTrap); | |
1838 | if (ntraps) | |
1839 | AddTraps(pPicture, | |
1840 | stuff->xOff, stuff->yOff, ntraps, (xTrap *) &stuff[1]); | |
1841 | return Success; | |
1842 | } | |
1843 | ||
1844 | static int | |
1845 | ProcRenderCreateSolidFill(ClientPtr client) | |
1846 | { | |
1847 | PicturePtr pPicture; | |
1848 | int error = 0; | |
1849 | ||
1850 | REQUEST(xRenderCreateSolidFillReq); | |
1851 | ||
1852 | REQUEST_AT_LEAST_SIZE(xRenderCreateSolidFillReq); | |
1853 | ||
1854 | LEGAL_NEW_RESOURCE(stuff->pid, client); | |
1855 | ||
1856 | pPicture = CreateSolidPicture(stuff->pid, &stuff->color, &error); | |
1857 | if (!pPicture) | |
1858 | return error; | |
1859 | /* security creation/labeling check */ | |
1860 | error = XaceHook(XACE_RESOURCE_ACCESS, client, stuff->pid, PictureType, | |
1861 | pPicture, RT_NONE, NULL, DixCreateAccess); | |
1862 | if (error != Success) | |
1863 | return error; | |
1864 | if (!AddResource(stuff->pid, PictureType, (pointer) pPicture)) | |
1865 | return BadAlloc; | |
1866 | return Success; | |
1867 | } | |
1868 | ||
1869 | static int | |
1870 | ProcRenderCreateLinearGradient(ClientPtr client) | |
1871 | { | |
1872 | PicturePtr pPicture; | |
1873 | int len; | |
1874 | int error = 0; | |
1875 | xFixed *stops; | |
1876 | xRenderColor *colors; | |
1877 | ||
1878 | REQUEST(xRenderCreateLinearGradientReq); | |
1879 | ||
1880 | REQUEST_AT_LEAST_SIZE(xRenderCreateLinearGradientReq); | |
1881 | ||
1882 | LEGAL_NEW_RESOURCE(stuff->pid, client); | |
1883 | ||
1884 | len = (client->req_len << 2) - sizeof(xRenderCreateLinearGradientReq); | |
1885 | if (stuff->nStops > UINT32_MAX / (sizeof(xFixed) + sizeof(xRenderColor))) | |
1886 | return BadLength; | |
1887 | if (len != stuff->nStops * (sizeof(xFixed) + sizeof(xRenderColor))) | |
1888 | return BadLength; | |
1889 | ||
1890 | stops = (xFixed *) (stuff + 1); | |
1891 | colors = (xRenderColor *) (stops + stuff->nStops); | |
1892 | ||
1893 | pPicture = CreateLinearGradientPicture(stuff->pid, &stuff->p1, &stuff->p2, | |
1894 | stuff->nStops, stops, colors, | |
1895 | &error); | |
1896 | if (!pPicture) | |
1897 | return error; | |
1898 | /* security creation/labeling check */ | |
1899 | error = XaceHook(XACE_RESOURCE_ACCESS, client, stuff->pid, PictureType, | |
1900 | pPicture, RT_NONE, NULL, DixCreateAccess); | |
1901 | if (error != Success) | |
1902 | return error; | |
1903 | if (!AddResource(stuff->pid, PictureType, (pointer) pPicture)) | |
1904 | return BadAlloc; | |
1905 | return Success; | |
1906 | } | |
1907 | ||
1908 | static int | |
1909 | ProcRenderCreateRadialGradient(ClientPtr client) | |
1910 | { | |
1911 | PicturePtr pPicture; | |
1912 | int len; | |
1913 | int error = 0; | |
1914 | xFixed *stops; | |
1915 | xRenderColor *colors; | |
1916 | ||
1917 | REQUEST(xRenderCreateRadialGradientReq); | |
1918 | ||
1919 | REQUEST_AT_LEAST_SIZE(xRenderCreateRadialGradientReq); | |
1920 | ||
1921 | LEGAL_NEW_RESOURCE(stuff->pid, client); | |
1922 | ||
1923 | len = (client->req_len << 2) - sizeof(xRenderCreateRadialGradientReq); | |
1924 | if (len != stuff->nStops * (sizeof(xFixed) + sizeof(xRenderColor))) | |
1925 | return BadLength; | |
1926 | ||
1927 | stops = (xFixed *) (stuff + 1); | |
1928 | colors = (xRenderColor *) (stops + stuff->nStops); | |
1929 | ||
1930 | pPicture = | |
1931 | CreateRadialGradientPicture(stuff->pid, &stuff->inner, &stuff->outer, | |
1932 | stuff->inner_radius, stuff->outer_radius, | |
1933 | stuff->nStops, stops, colors, &error); | |
1934 | if (!pPicture) | |
1935 | return error; | |
1936 | /* security creation/labeling check */ | |
1937 | error = XaceHook(XACE_RESOURCE_ACCESS, client, stuff->pid, PictureType, | |
1938 | pPicture, RT_NONE, NULL, DixCreateAccess); | |
1939 | if (error != Success) | |
1940 | return error; | |
1941 | if (!AddResource(stuff->pid, PictureType, (pointer) pPicture)) | |
1942 | return BadAlloc; | |
1943 | return Success; | |
1944 | } | |
1945 | ||
1946 | static int | |
1947 | ProcRenderCreateConicalGradient(ClientPtr client) | |
1948 | { | |
1949 | PicturePtr pPicture; | |
1950 | int len; | |
1951 | int error = 0; | |
1952 | xFixed *stops; | |
1953 | xRenderColor *colors; | |
1954 | ||
1955 | REQUEST(xRenderCreateConicalGradientReq); | |
1956 | ||
1957 | REQUEST_AT_LEAST_SIZE(xRenderCreateConicalGradientReq); | |
1958 | ||
1959 | LEGAL_NEW_RESOURCE(stuff->pid, client); | |
1960 | ||
1961 | len = (client->req_len << 2) - sizeof(xRenderCreateConicalGradientReq); | |
1962 | if (len != stuff->nStops * (sizeof(xFixed) + sizeof(xRenderColor))) | |
1963 | return BadLength; | |
1964 | ||
1965 | stops = (xFixed *) (stuff + 1); | |
1966 | colors = (xRenderColor *) (stops + stuff->nStops); | |
1967 | ||
1968 | pPicture = | |
1969 | CreateConicalGradientPicture(stuff->pid, &stuff->center, stuff->angle, | |
1970 | stuff->nStops, stops, colors, &error); | |
1971 | if (!pPicture) | |
1972 | return error; | |
1973 | /* security creation/labeling check */ | |
1974 | error = XaceHook(XACE_RESOURCE_ACCESS, client, stuff->pid, PictureType, | |
1975 | pPicture, RT_NONE, NULL, DixCreateAccess); | |
1976 | if (error != Success) | |
1977 | return error; | |
1978 | if (!AddResource(stuff->pid, PictureType, (pointer) pPicture)) | |
1979 | return BadAlloc; | |
1980 | return Success; | |
1981 | } | |
1982 | ||
1983 | static int | |
1984 | ProcRenderDispatch(ClientPtr client) | |
1985 | { | |
1986 | REQUEST(xReq); | |
1987 | ||
1988 | if (stuff->data < RenderNumberRequests) | |
1989 | return (*ProcRenderVector[stuff->data]) (client); | |
1990 | else | |
1991 | return BadRequest; | |
1992 | } | |
1993 | ||
1994 | static int | |
1995 | SProcRenderQueryVersion(ClientPtr client) | |
1996 | { | |
1997 | REQUEST(xRenderQueryVersionReq); | |
1998 | ||
1999 | swaps(&stuff->length); | |
2000 | swapl(&stuff->majorVersion); | |
2001 | swapl(&stuff->minorVersion); | |
2002 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2003 | } | |
2004 | ||
2005 | static int | |
2006 | SProcRenderQueryPictFormats(ClientPtr client) | |
2007 | { | |
2008 | REQUEST(xRenderQueryPictFormatsReq); | |
2009 | swaps(&stuff->length); | |
2010 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2011 | } | |
2012 | ||
2013 | static int | |
2014 | SProcRenderQueryPictIndexValues(ClientPtr client) | |
2015 | { | |
2016 | REQUEST(xRenderQueryPictIndexValuesReq); | |
2017 | swaps(&stuff->length); | |
2018 | swapl(&stuff->format); | |
2019 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2020 | } | |
2021 | ||
2022 | static int | |
2023 | SProcRenderQueryDithers(ClientPtr client) | |
2024 | { | |
2025 | return BadImplementation; | |
2026 | } | |
2027 | ||
2028 | static int | |
2029 | SProcRenderCreatePicture(ClientPtr client) | |
2030 | { | |
2031 | REQUEST(xRenderCreatePictureReq); | |
2032 | swaps(&stuff->length); | |
2033 | swapl(&stuff->pid); | |
2034 | swapl(&stuff->drawable); | |
2035 | swapl(&stuff->format); | |
2036 | swapl(&stuff->mask); | |
2037 | SwapRestL(stuff); | |
2038 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2039 | } | |
2040 | ||
2041 | static int | |
2042 | SProcRenderChangePicture(ClientPtr client) | |
2043 | { | |
2044 | REQUEST(xRenderChangePictureReq); | |
2045 | swaps(&stuff->length); | |
2046 | swapl(&stuff->picture); | |
2047 | swapl(&stuff->mask); | |
2048 | SwapRestL(stuff); | |
2049 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2050 | } | |
2051 | ||
2052 | static int | |
2053 | SProcRenderSetPictureClipRectangles(ClientPtr client) | |
2054 | { | |
2055 | REQUEST(xRenderSetPictureClipRectanglesReq); | |
2056 | swaps(&stuff->length); | |
2057 | swapl(&stuff->picture); | |
2058 | swaps(&stuff->xOrigin); | |
2059 | swaps(&stuff->yOrigin); | |
2060 | SwapRestS(stuff); | |
2061 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2062 | } | |
2063 | ||
2064 | static int | |
2065 | SProcRenderFreePicture(ClientPtr client) | |
2066 | { | |
2067 | REQUEST(xRenderFreePictureReq); | |
2068 | swaps(&stuff->length); | |
2069 | swapl(&stuff->picture); | |
2070 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2071 | } | |
2072 | ||
2073 | static int | |
2074 | SProcRenderComposite(ClientPtr client) | |
2075 | { | |
2076 | REQUEST(xRenderCompositeReq); | |
2077 | swaps(&stuff->length); | |
2078 | swapl(&stuff->src); | |
2079 | swapl(&stuff->mask); | |
2080 | swapl(&stuff->dst); | |
2081 | swaps(&stuff->xSrc); | |
2082 | swaps(&stuff->ySrc); | |
2083 | swaps(&stuff->xMask); | |
2084 | swaps(&stuff->yMask); | |
2085 | swaps(&stuff->xDst); | |
2086 | swaps(&stuff->yDst); | |
2087 | swaps(&stuff->width); | |
2088 | swaps(&stuff->height); | |
2089 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2090 | } | |
2091 | ||
2092 | static int | |
2093 | SProcRenderScale(ClientPtr client) | |
2094 | { | |
2095 | REQUEST(xRenderScaleReq); | |
2096 | swaps(&stuff->length); | |
2097 | swapl(&stuff->src); | |
2098 | swapl(&stuff->dst); | |
2099 | swapl(&stuff->colorScale); | |
2100 | swapl(&stuff->alphaScale); | |
2101 | swaps(&stuff->xSrc); | |
2102 | swaps(&stuff->ySrc); | |
2103 | swaps(&stuff->xDst); | |
2104 | swaps(&stuff->yDst); | |
2105 | swaps(&stuff->width); | |
2106 | swaps(&stuff->height); | |
2107 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2108 | } | |
2109 | ||
2110 | static int | |
2111 | SProcRenderTrapezoids(ClientPtr client) | |
2112 | { | |
2113 | REQUEST(xRenderTrapezoidsReq); | |
2114 | ||
2115 | REQUEST_AT_LEAST_SIZE(xRenderTrapezoidsReq); | |
2116 | swaps(&stuff->length); | |
2117 | swapl(&stuff->src); | |
2118 | swapl(&stuff->dst); | |
2119 | swapl(&stuff->maskFormat); | |
2120 | swaps(&stuff->xSrc); | |
2121 | swaps(&stuff->ySrc); | |
2122 | SwapRestL(stuff); | |
2123 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2124 | } | |
2125 | ||
2126 | static int | |
2127 | SProcRenderTriangles(ClientPtr client) | |
2128 | { | |
2129 | REQUEST(xRenderTrianglesReq); | |
2130 | ||
2131 | REQUEST_AT_LEAST_SIZE(xRenderTrianglesReq); | |
2132 | swaps(&stuff->length); | |
2133 | swapl(&stuff->src); | |
2134 | swapl(&stuff->dst); | |
2135 | swapl(&stuff->maskFormat); | |
2136 | swaps(&stuff->xSrc); | |
2137 | swaps(&stuff->ySrc); | |
2138 | SwapRestL(stuff); | |
2139 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2140 | } | |
2141 | ||
2142 | static int | |
2143 | SProcRenderTriStrip(ClientPtr client) | |
2144 | { | |
2145 | REQUEST(xRenderTriStripReq); | |
2146 | ||
2147 | REQUEST_AT_LEAST_SIZE(xRenderTriStripReq); | |
2148 | swaps(&stuff->length); | |
2149 | swapl(&stuff->src); | |
2150 | swapl(&stuff->dst); | |
2151 | swapl(&stuff->maskFormat); | |
2152 | swaps(&stuff->xSrc); | |
2153 | swaps(&stuff->ySrc); | |
2154 | SwapRestL(stuff); | |
2155 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2156 | } | |
2157 | ||
2158 | static int | |
2159 | SProcRenderTriFan(ClientPtr client) | |
2160 | { | |
2161 | REQUEST(xRenderTriFanReq); | |
2162 | ||
2163 | REQUEST_AT_LEAST_SIZE(xRenderTriFanReq); | |
2164 | swaps(&stuff->length); | |
2165 | swapl(&stuff->src); | |
2166 | swapl(&stuff->dst); | |
2167 | swapl(&stuff->maskFormat); | |
2168 | swaps(&stuff->xSrc); | |
2169 | swaps(&stuff->ySrc); | |
2170 | SwapRestL(stuff); | |
2171 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2172 | } | |
2173 | ||
2174 | static int | |
2175 | SProcRenderColorTrapezoids(ClientPtr client) | |
2176 | { | |
2177 | return BadImplementation; | |
2178 | } | |
2179 | ||
2180 | static int | |
2181 | SProcRenderColorTriangles(ClientPtr client) | |
2182 | { | |
2183 | return BadImplementation; | |
2184 | } | |
2185 | ||
2186 | static int | |
2187 | SProcRenderTransform(ClientPtr client) | |
2188 | { | |
2189 | return BadImplementation; | |
2190 | } | |
2191 | ||
2192 | static int | |
2193 | SProcRenderCreateGlyphSet(ClientPtr client) | |
2194 | { | |
2195 | REQUEST(xRenderCreateGlyphSetReq); | |
2196 | swaps(&stuff->length); | |
2197 | swapl(&stuff->gsid); | |
2198 | swapl(&stuff->format); | |
2199 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2200 | } | |
2201 | ||
2202 | static int | |
2203 | SProcRenderReferenceGlyphSet(ClientPtr client) | |
2204 | { | |
2205 | REQUEST(xRenderReferenceGlyphSetReq); | |
2206 | swaps(&stuff->length); | |
2207 | swapl(&stuff->gsid); | |
2208 | swapl(&stuff->existing); | |
2209 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2210 | } | |
2211 | ||
2212 | static int | |
2213 | SProcRenderFreeGlyphSet(ClientPtr client) | |
2214 | { | |
2215 | REQUEST(xRenderFreeGlyphSetReq); | |
2216 | swaps(&stuff->length); | |
2217 | swapl(&stuff->glyphset); | |
2218 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2219 | } | |
2220 | ||
2221 | static int | |
2222 | SProcRenderAddGlyphs(ClientPtr client) | |
2223 | { | |
2224 | register int i; | |
2225 | CARD32 *gids; | |
2226 | void *end; | |
2227 | xGlyphInfo *gi; | |
2228 | ||
2229 | REQUEST(xRenderAddGlyphsReq); | |
2230 | swaps(&stuff->length); | |
2231 | swapl(&stuff->glyphset); | |
2232 | swapl(&stuff->nglyphs); | |
2233 | if (stuff->nglyphs & 0xe0000000) | |
2234 | return BadLength; | |
2235 | end = (CARD8 *) stuff + (client->req_len << 2); | |
2236 | gids = (CARD32 *) (stuff + 1); | |
2237 | gi = (xGlyphInfo *) (gids + stuff->nglyphs); | |
2238 | if ((char *) end - (char *) (gids + stuff->nglyphs) < 0) | |
2239 | return BadLength; | |
2240 | if ((char *) end - (char *) (gi + stuff->nglyphs) < 0) | |
2241 | return BadLength; | |
2242 | for (i = 0; i < stuff->nglyphs; i++) { | |
2243 | swapl(&gids[i]); | |
2244 | swaps(&gi[i].width); | |
2245 | swaps(&gi[i].height); | |
2246 | swaps(&gi[i].x); | |
2247 | swaps(&gi[i].y); | |
2248 | swaps(&gi[i].xOff); | |
2249 | swaps(&gi[i].yOff); | |
2250 | } | |
2251 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2252 | } | |
2253 | ||
2254 | static int | |
2255 | SProcRenderAddGlyphsFromPicture(ClientPtr client) | |
2256 | { | |
2257 | return BadImplementation; | |
2258 | } | |
2259 | ||
2260 | static int | |
2261 | SProcRenderFreeGlyphs(ClientPtr client) | |
2262 | { | |
2263 | REQUEST(xRenderFreeGlyphsReq); | |
2264 | swaps(&stuff->length); | |
2265 | swapl(&stuff->glyphset); | |
2266 | SwapRestL(stuff); | |
2267 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2268 | } | |
2269 | ||
2270 | static int | |
2271 | SProcRenderCompositeGlyphs(ClientPtr client) | |
2272 | { | |
2273 | xGlyphElt *elt; | |
2274 | CARD8 *buffer; | |
2275 | CARD8 *end; | |
2276 | int space; | |
2277 | int i; | |
2278 | int size; | |
2279 | ||
2280 | REQUEST(xRenderCompositeGlyphsReq); | |
2281 | ||
2282 | switch (stuff->renderReqType) { | |
2283 | default: | |
2284 | size = 1; | |
2285 | break; | |
2286 | case X_RenderCompositeGlyphs16: | |
2287 | size = 2; | |
2288 | break; | |
2289 | case X_RenderCompositeGlyphs32: | |
2290 | size = 4; | |
2291 | break; | |
2292 | } | |
2293 | ||
2294 | swaps(&stuff->length); | |
2295 | swapl(&stuff->src); | |
2296 | swapl(&stuff->dst); | |
2297 | swapl(&stuff->maskFormat); | |
2298 | swapl(&stuff->glyphset); | |
2299 | swaps(&stuff->xSrc); | |
2300 | swaps(&stuff->ySrc); | |
2301 | buffer = (CARD8 *) (stuff + 1); | |
2302 | end = (CARD8 *) stuff + (client->req_len << 2); | |
2303 | while (buffer + sizeof(xGlyphElt) < end) { | |
2304 | elt = (xGlyphElt *) buffer; | |
2305 | buffer += sizeof(xGlyphElt); | |
2306 | ||
2307 | swaps(&elt->deltax); | |
2308 | swaps(&elt->deltay); | |
2309 | ||
2310 | i = elt->len; | |
2311 | if (i == 0xff) { | |
2312 | swapl((int *) buffer); | |
2313 | buffer += 4; | |
2314 | } | |
2315 | else { | |
2316 | space = size * i; | |
2317 | switch (size) { | |
2318 | case 1: | |
2319 | buffer += i; | |
2320 | break; | |
2321 | case 2: | |
2322 | while (i--) { | |
2323 | swaps((short *) buffer); | |
2324 | buffer += 2; | |
2325 | } | |
2326 | break; | |
2327 | case 4: | |
2328 | while (i--) { | |
2329 | swapl((int *) buffer); | |
2330 | buffer += 4; | |
2331 | } | |
2332 | break; | |
2333 | } | |
2334 | if (space & 3) | |
2335 | buffer += 4 - (space & 3); | |
2336 | } | |
2337 | } | |
2338 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2339 | } | |
2340 | ||
2341 | static int | |
2342 | SProcRenderFillRectangles(ClientPtr client) | |
2343 | { | |
2344 | REQUEST(xRenderFillRectanglesReq); | |
2345 | ||
2346 | REQUEST_AT_LEAST_SIZE(xRenderFillRectanglesReq); | |
2347 | swaps(&stuff->length); | |
2348 | swapl(&stuff->dst); | |
2349 | swaps(&stuff->color.red); | |
2350 | swaps(&stuff->color.green); | |
2351 | swaps(&stuff->color.blue); | |
2352 | swaps(&stuff->color.alpha); | |
2353 | SwapRestS(stuff); | |
2354 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2355 | } | |
2356 | ||
2357 | static int | |
2358 | SProcRenderCreateCursor(ClientPtr client) | |
2359 | { | |
2360 | REQUEST(xRenderCreateCursorReq); | |
2361 | REQUEST_SIZE_MATCH(xRenderCreateCursorReq); | |
2362 | ||
2363 | swaps(&stuff->length); | |
2364 | swapl(&stuff->cid); | |
2365 | swapl(&stuff->src); | |
2366 | swaps(&stuff->x); | |
2367 | swaps(&stuff->y); | |
2368 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2369 | } | |
2370 | ||
2371 | static int | |
2372 | SProcRenderSetPictureTransform(ClientPtr client) | |
2373 | { | |
2374 | REQUEST(xRenderSetPictureTransformReq); | |
2375 | REQUEST_SIZE_MATCH(xRenderSetPictureTransformReq); | |
2376 | ||
2377 | swaps(&stuff->length); | |
2378 | swapl(&stuff->picture); | |
2379 | swapl(&stuff->transform.matrix11); | |
2380 | swapl(&stuff->transform.matrix12); | |
2381 | swapl(&stuff->transform.matrix13); | |
2382 | swapl(&stuff->transform.matrix21); | |
2383 | swapl(&stuff->transform.matrix22); | |
2384 | swapl(&stuff->transform.matrix23); | |
2385 | swapl(&stuff->transform.matrix31); | |
2386 | swapl(&stuff->transform.matrix32); | |
2387 | swapl(&stuff->transform.matrix33); | |
2388 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2389 | } | |
2390 | ||
2391 | static int | |
2392 | SProcRenderQueryFilters(ClientPtr client) | |
2393 | { | |
2394 | REQUEST(xRenderQueryFiltersReq); | |
2395 | REQUEST_SIZE_MATCH(xRenderQueryFiltersReq); | |
2396 | ||
2397 | swaps(&stuff->length); | |
2398 | swapl(&stuff->drawable); | |
2399 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2400 | } | |
2401 | ||
2402 | static int | |
2403 | SProcRenderSetPictureFilter(ClientPtr client) | |
2404 | { | |
2405 | REQUEST(xRenderSetPictureFilterReq); | |
2406 | REQUEST_AT_LEAST_SIZE(xRenderSetPictureFilterReq); | |
2407 | ||
2408 | swaps(&stuff->length); | |
2409 | swapl(&stuff->picture); | |
2410 | swaps(&stuff->nbytes); | |
2411 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2412 | } | |
2413 | ||
2414 | static int | |
2415 | SProcRenderCreateAnimCursor(ClientPtr client) | |
2416 | { | |
2417 | REQUEST(xRenderCreateAnimCursorReq); | |
2418 | REQUEST_AT_LEAST_SIZE(xRenderCreateAnimCursorReq); | |
2419 | ||
2420 | swaps(&stuff->length); | |
2421 | swapl(&stuff->cid); | |
2422 | SwapRestL(stuff); | |
2423 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2424 | } | |
2425 | ||
2426 | static int | |
2427 | SProcRenderAddTraps(ClientPtr client) | |
2428 | { | |
2429 | REQUEST(xRenderAddTrapsReq); | |
2430 | REQUEST_AT_LEAST_SIZE(xRenderAddTrapsReq); | |
2431 | ||
2432 | swaps(&stuff->length); | |
2433 | swapl(&stuff->picture); | |
2434 | swaps(&stuff->xOff); | |
2435 | swaps(&stuff->yOff); | |
2436 | SwapRestL(stuff); | |
2437 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2438 | } | |
2439 | ||
2440 | static int | |
2441 | SProcRenderCreateSolidFill(ClientPtr client) | |
2442 | { | |
2443 | REQUEST(xRenderCreateSolidFillReq); | |
2444 | REQUEST_AT_LEAST_SIZE(xRenderCreateSolidFillReq); | |
2445 | ||
2446 | swaps(&stuff->length); | |
2447 | swapl(&stuff->pid); | |
2448 | swaps(&stuff->color.alpha); | |
2449 | swaps(&stuff->color.red); | |
2450 | swaps(&stuff->color.green); | |
2451 | swaps(&stuff->color.blue); | |
2452 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2453 | } | |
2454 | ||
2455 | static void | |
2456 | swapStops(void *stuff, int num) | |
2457 | { | |
2458 | int i; | |
2459 | CARD32 *stops; | |
2460 | CARD16 *colors; | |
2461 | ||
2462 | stops = (CARD32 *) (stuff); | |
2463 | for (i = 0; i < num; ++i) { | |
2464 | swapl(stops); | |
2465 | ++stops; | |
2466 | } | |
2467 | colors = (CARD16 *) (stops); | |
2468 | for (i = 0; i < 4 * num; ++i) { | |
2469 | swaps(colors); | |
2470 | ++colors; | |
2471 | } | |
2472 | } | |
2473 | ||
2474 | static int | |
2475 | SProcRenderCreateLinearGradient(ClientPtr client) | |
2476 | { | |
2477 | int len; | |
2478 | ||
2479 | REQUEST(xRenderCreateLinearGradientReq); | |
2480 | REQUEST_AT_LEAST_SIZE(xRenderCreateLinearGradientReq); | |
2481 | ||
2482 | swaps(&stuff->length); | |
2483 | swapl(&stuff->pid); | |
2484 | swapl(&stuff->p1.x); | |
2485 | swapl(&stuff->p1.y); | |
2486 | swapl(&stuff->p2.x); | |
2487 | swapl(&stuff->p2.y); | |
2488 | swapl(&stuff->nStops); | |
2489 | ||
2490 | len = (client->req_len << 2) - sizeof(xRenderCreateLinearGradientReq); | |
2491 | if (stuff->nStops > UINT32_MAX / (sizeof(xFixed) + sizeof(xRenderColor))) | |
2492 | return BadLength; | |
2493 | if (len != stuff->nStops * (sizeof(xFixed) + sizeof(xRenderColor))) | |
2494 | return BadLength; | |
2495 | ||
2496 | swapStops(stuff + 1, stuff->nStops); | |
2497 | ||
2498 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2499 | } | |
2500 | ||
2501 | static int | |
2502 | SProcRenderCreateRadialGradient(ClientPtr client) | |
2503 | { | |
2504 | int len; | |
2505 | ||
2506 | REQUEST(xRenderCreateRadialGradientReq); | |
2507 | REQUEST_AT_LEAST_SIZE(xRenderCreateRadialGradientReq); | |
2508 | ||
2509 | swaps(&stuff->length); | |
2510 | swapl(&stuff->pid); | |
2511 | swapl(&stuff->inner.x); | |
2512 | swapl(&stuff->inner.y); | |
2513 | swapl(&stuff->outer.x); | |
2514 | swapl(&stuff->outer.y); | |
2515 | swapl(&stuff->inner_radius); | |
2516 | swapl(&stuff->outer_radius); | |
2517 | swapl(&stuff->nStops); | |
2518 | ||
2519 | len = (client->req_len << 2) - sizeof(xRenderCreateRadialGradientReq); | |
2520 | if (stuff->nStops > UINT32_MAX / (sizeof(xFixed) + sizeof(xRenderColor))) | |
2521 | return BadLength; | |
2522 | if (len != stuff->nStops * (sizeof(xFixed) + sizeof(xRenderColor))) | |
2523 | return BadLength; | |
2524 | ||
2525 | swapStops(stuff + 1, stuff->nStops); | |
2526 | ||
2527 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2528 | } | |
2529 | ||
2530 | static int | |
2531 | SProcRenderCreateConicalGradient(ClientPtr client) | |
2532 | { | |
2533 | int len; | |
2534 | ||
2535 | REQUEST(xRenderCreateConicalGradientReq); | |
2536 | REQUEST_AT_LEAST_SIZE(xRenderCreateConicalGradientReq); | |
2537 | ||
2538 | swaps(&stuff->length); | |
2539 | swapl(&stuff->pid); | |
2540 | swapl(&stuff->center.x); | |
2541 | swapl(&stuff->center.y); | |
2542 | swapl(&stuff->angle); | |
2543 | swapl(&stuff->nStops); | |
2544 | ||
2545 | len = (client->req_len << 2) - sizeof(xRenderCreateConicalGradientReq); | |
2546 | if (stuff->nStops > UINT32_MAX / (sizeof(xFixed) + sizeof(xRenderColor))) | |
2547 | return BadLength; | |
2548 | if (len != stuff->nStops * (sizeof(xFixed) + sizeof(xRenderColor))) | |
2549 | return BadLength; | |
2550 | ||
2551 | swapStops(stuff + 1, stuff->nStops); | |
2552 | ||
2553 | return (*ProcRenderVector[stuff->renderReqType]) (client); | |
2554 | } | |
2555 | ||
2556 | static int | |
2557 | SProcRenderDispatch(ClientPtr client) | |
2558 | { | |
2559 | REQUEST(xReq); | |
2560 | ||
2561 | if (stuff->data < RenderNumberRequests) | |
2562 | return (*SProcRenderVector[stuff->data]) (client); | |
2563 | else | |
2564 | return BadRequest; | |
2565 | } | |
2566 | ||
2567 | #ifdef PANORAMIX | |
2568 | #define VERIFY_XIN_PICTURE(pPicture, pid, client, mode) {\ | |
2569 | int rc = dixLookupResourceByType((pointer *)&(pPicture), pid,\ | |
2570 | XRT_PICTURE, client, mode);\ | |
2571 | if (rc != Success)\ | |
2572 | return rc;\ | |
2573 | } | |
2574 | ||
2575 | #define VERIFY_XIN_ALPHA(pPicture, pid, client, mode) {\ | |
2576 | if (pid == None) \ | |
2577 | pPicture = 0; \ | |
2578 | else { \ | |
2579 | VERIFY_XIN_PICTURE(pPicture, pid, client, mode); \ | |
2580 | } \ | |
2581 | } \ | |
2582 | ||
2583 | int (*PanoramiXSaveRenderVector[RenderNumberRequests]) (ClientPtr); | |
2584 | ||
2585 | static int | |
2586 | PanoramiXRenderCreatePicture(ClientPtr client) | |
2587 | { | |
2588 | REQUEST(xRenderCreatePictureReq); | |
2589 | PanoramiXRes *refDraw, *newPict; | |
2590 | int result, j; | |
2591 | ||
2592 | REQUEST_AT_LEAST_SIZE(xRenderCreatePictureReq); | |
2593 | result = dixLookupResourceByClass((pointer *) &refDraw, stuff->drawable, | |
2594 | XRC_DRAWABLE, client, DixWriteAccess); | |
2595 | if (result != Success) | |
2596 | return (result == BadValue) ? BadDrawable : result; | |
2597 | if (!(newPict = (PanoramiXRes *) malloc(sizeof(PanoramiXRes)))) | |
2598 | return BadAlloc; | |
2599 | newPict->type = XRT_PICTURE; | |
2600 | panoramix_setup_ids(newPict, client, stuff->pid); | |
2601 | ||
2602 | if (refDraw->type == XRT_WINDOW && | |
2603 | stuff->drawable == screenInfo.screens[0]->root->drawable.id) { | |
2604 | newPict->u.pict.root = TRUE; | |
2605 | } | |
2606 | else | |
2607 | newPict->u.pict.root = FALSE; | |
2608 | ||
2609 | FOR_NSCREENS_BACKWARD(j) { | |
2610 | stuff->pid = newPict->info[j].id; | |
2611 | stuff->drawable = refDraw->info[j].id; | |
2612 | result = (*PanoramiXSaveRenderVector[X_RenderCreatePicture]) (client); | |
2613 | if (result != Success) | |
2614 | break; | |
2615 | } | |
2616 | ||
2617 | if (result == Success) | |
2618 | AddResource(newPict->info[0].id, XRT_PICTURE, newPict); | |
2619 | else | |
2620 | free(newPict); | |
2621 | ||
2622 | return result; | |
2623 | } | |
2624 | ||
2625 | static int | |
2626 | PanoramiXRenderChangePicture(ClientPtr client) | |
2627 | { | |
2628 | PanoramiXRes *pict; | |
2629 | int result = Success, j; | |
2630 | ||
2631 | REQUEST(xRenderChangePictureReq); | |
2632 | ||
2633 | REQUEST_AT_LEAST_SIZE(xRenderChangePictureReq); | |
2634 | ||
2635 | VERIFY_XIN_PICTURE(pict, stuff->picture, client, DixWriteAccess); | |
2636 | ||
2637 | FOR_NSCREENS_BACKWARD(j) { | |
2638 | stuff->picture = pict->info[j].id; | |
2639 | result = (*PanoramiXSaveRenderVector[X_RenderChangePicture]) (client); | |
2640 | if (result != Success) | |
2641 | break; | |
2642 | } | |
2643 | ||
2644 | return result; | |
2645 | } | |
2646 | ||
2647 | static int | |
2648 | PanoramiXRenderSetPictureClipRectangles(ClientPtr client) | |
2649 | { | |
2650 | REQUEST(xRenderSetPictureClipRectanglesReq); | |
2651 | int result = Success, j; | |
2652 | PanoramiXRes *pict; | |
2653 | ||
2654 | REQUEST_AT_LEAST_SIZE(xRenderSetPictureClipRectanglesReq); | |
2655 | ||
2656 | VERIFY_XIN_PICTURE(pict, stuff->picture, client, DixWriteAccess); | |
2657 | ||
2658 | FOR_NSCREENS_BACKWARD(j) { | |
2659 | stuff->picture = pict->info[j].id; | |
2660 | result = | |
2661 | (*PanoramiXSaveRenderVector[X_RenderSetPictureClipRectangles]) | |
2662 | (client); | |
2663 | if (result != Success) | |
2664 | break; | |
2665 | } | |
2666 | ||
2667 | return result; | |
2668 | } | |
2669 | ||
2670 | static int | |
2671 | PanoramiXRenderSetPictureTransform(ClientPtr client) | |
2672 | { | |
2673 | REQUEST(xRenderSetPictureTransformReq); | |
2674 | int result = Success, j; | |
2675 | PanoramiXRes *pict; | |
2676 | ||
2677 | REQUEST_AT_LEAST_SIZE(xRenderSetPictureTransformReq); | |
2678 | ||
2679 | VERIFY_XIN_PICTURE(pict, stuff->picture, client, DixWriteAccess); | |
2680 | ||
2681 | FOR_NSCREENS_BACKWARD(j) { | |
2682 | stuff->picture = pict->info[j].id; | |
2683 | result = | |
2684 | (*PanoramiXSaveRenderVector[X_RenderSetPictureTransform]) (client); | |
2685 | if (result != Success) | |
2686 | break; | |
2687 | } | |
2688 | ||
2689 | return result; | |
2690 | } | |
2691 | ||
2692 | static int | |
2693 | PanoramiXRenderSetPictureFilter(ClientPtr client) | |
2694 | { | |
2695 | REQUEST(xRenderSetPictureFilterReq); | |
2696 | int result = Success, j; | |
2697 | PanoramiXRes *pict; | |
2698 | ||
2699 | REQUEST_AT_LEAST_SIZE(xRenderSetPictureFilterReq); | |
2700 | ||
2701 | VERIFY_XIN_PICTURE(pict, stuff->picture, client, DixWriteAccess); | |
2702 | ||
2703 | FOR_NSCREENS_BACKWARD(j) { | |
2704 | stuff->picture = pict->info[j].id; | |
2705 | result = | |
2706 | (*PanoramiXSaveRenderVector[X_RenderSetPictureFilter]) (client); | |
2707 | if (result != Success) | |
2708 | break; | |
2709 | } | |
2710 | ||
2711 | return result; | |
2712 | } | |
2713 | ||
2714 | static int | |
2715 | PanoramiXRenderFreePicture(ClientPtr client) | |
2716 | { | |
2717 | PanoramiXRes *pict; | |
2718 | int result = Success, j; | |
2719 | ||
2720 | REQUEST(xRenderFreePictureReq); | |
2721 | ||
2722 | REQUEST_SIZE_MATCH(xRenderFreePictureReq); | |
2723 | ||
2724 | client->errorValue = stuff->picture; | |
2725 | ||
2726 | VERIFY_XIN_PICTURE(pict, stuff->picture, client, DixDestroyAccess); | |
2727 | ||
2728 | FOR_NSCREENS_BACKWARD(j) { | |
2729 | stuff->picture = pict->info[j].id; | |
2730 | result = (*PanoramiXSaveRenderVector[X_RenderFreePicture]) (client); | |
2731 | if (result != Success) | |
2732 | break; | |
2733 | } | |
2734 | ||
2735 | /* Since ProcRenderFreePicture is using FreeResource, it will free | |
2736 | our resource for us on the last pass through the loop above */ | |
2737 | ||
2738 | return result; | |
2739 | } | |
2740 | ||
2741 | static int | |
2742 | PanoramiXRenderComposite(ClientPtr client) | |
2743 | { | |
2744 | PanoramiXRes *src, *msk, *dst; | |
2745 | int result = Success, j; | |
2746 | xRenderCompositeReq orig; | |
2747 | ||
2748 | REQUEST(xRenderCompositeReq); | |
2749 | ||
2750 | REQUEST_SIZE_MATCH(xRenderCompositeReq); | |
2751 | ||
2752 | VERIFY_XIN_PICTURE(src, stuff->src, client, DixReadAccess); | |
2753 | VERIFY_XIN_ALPHA(msk, stuff->mask, client, DixReadAccess); | |
2754 | VERIFY_XIN_PICTURE(dst, stuff->dst, client, DixWriteAccess); | |
2755 | ||
2756 | orig = *stuff; | |
2757 | ||
2758 | FOR_NSCREENS_FORWARD(j) { | |
2759 | stuff->src = src->info[j].id; | |
2760 | if (src->u.pict.root) { | |
2761 | stuff->xSrc = orig.xSrc - screenInfo.screens[j]->x; | |
2762 | stuff->ySrc = orig.ySrc - screenInfo.screens[j]->y; | |
2763 | } | |
2764 | stuff->dst = dst->info[j].id; | |
2765 | if (dst->u.pict.root) { | |
2766 | stuff->xDst = orig.xDst - screenInfo.screens[j]->x; | |
2767 | stuff->yDst = orig.yDst - screenInfo.screens[j]->y; | |
2768 | } | |
2769 | if (msk) { | |
2770 | stuff->mask = msk->info[j].id; | |
2771 | if (msk->u.pict.root) { | |
2772 | stuff->xMask = orig.xMask - screenInfo.screens[j]->x; | |
2773 | stuff->yMask = orig.yMask - screenInfo.screens[j]->y; | |
2774 | } | |
2775 | } | |
2776 | result = (*PanoramiXSaveRenderVector[X_RenderComposite]) (client); | |
2777 | if (result != Success) | |
2778 | break; | |
2779 | } | |
2780 | ||
2781 | return result; | |
2782 | } | |
2783 | ||
2784 | static int | |
2785 | PanoramiXRenderCompositeGlyphs(ClientPtr client) | |
2786 | { | |
2787 | PanoramiXRes *src, *dst; | |
2788 | int result = Success, j; | |
2789 | ||
2790 | REQUEST(xRenderCompositeGlyphsReq); | |
2791 | xGlyphElt origElt, *elt; | |
2792 | INT16 xSrc, ySrc; | |
2793 | ||
2794 | REQUEST_AT_LEAST_SIZE(xRenderCompositeGlyphsReq); | |
2795 | VERIFY_XIN_PICTURE(src, stuff->src, client, DixReadAccess); | |
2796 | VERIFY_XIN_PICTURE(dst, stuff->dst, client, DixWriteAccess); | |
2797 | ||
2798 | if (client->req_len << 2 >= (sizeof(xRenderCompositeGlyphsReq) + | |
2799 | sizeof(xGlyphElt))) { | |
2800 | elt = (xGlyphElt *) (stuff + 1); | |
2801 | origElt = *elt; | |
2802 | xSrc = stuff->xSrc; | |
2803 | ySrc = stuff->ySrc; | |
2804 | FOR_NSCREENS_FORWARD(j) { | |
2805 | stuff->src = src->info[j].id; | |
2806 | if (src->u.pict.root) { | |
2807 | stuff->xSrc = xSrc - screenInfo.screens[j]->x; | |
2808 | stuff->ySrc = ySrc - screenInfo.screens[j]->y; | |
2809 | } | |
2810 | stuff->dst = dst->info[j].id; | |
2811 | if (dst->u.pict.root) { | |
2812 | elt->deltax = origElt.deltax - screenInfo.screens[j]->x; | |
2813 | elt->deltay = origElt.deltay - screenInfo.screens[j]->y; | |
2814 | } | |
2815 | result = | |
2816 | (*PanoramiXSaveRenderVector[stuff->renderReqType]) (client); | |
2817 | if (result != Success) | |
2818 | break; | |
2819 | } | |
2820 | } | |
2821 | ||
2822 | return result; | |
2823 | } | |
2824 | ||
2825 | static int | |
2826 | PanoramiXRenderFillRectangles(ClientPtr client) | |
2827 | { | |
2828 | PanoramiXRes *dst; | |
2829 | int result = Success, j; | |
2830 | ||
2831 | REQUEST(xRenderFillRectanglesReq); | |
2832 | char *extra; | |
2833 | int extra_len; | |
2834 | ||
2835 | REQUEST_AT_LEAST_SIZE(xRenderFillRectanglesReq); | |
2836 | VERIFY_XIN_PICTURE(dst, stuff->dst, client, DixWriteAccess); | |
2837 | extra_len = (client->req_len << 2) - sizeof(xRenderFillRectanglesReq); | |
2838 | if (extra_len && (extra = (char *) malloc(extra_len))) { | |
2839 | memcpy(extra, stuff + 1, extra_len); | |
2840 | FOR_NSCREENS_FORWARD(j) { | |
2841 | if (j) | |
2842 | memcpy(stuff + 1, extra, extra_len); | |
2843 | if (dst->u.pict.root) { | |
2844 | int x_off = screenInfo.screens[j]->x; | |
2845 | int y_off = screenInfo.screens[j]->y; | |
2846 | ||
2847 | if (x_off || y_off) { | |
2848 | xRectangle *rects = (xRectangle *) (stuff + 1); | |
2849 | int i = extra_len / sizeof(xRectangle); | |
2850 | ||
2851 | while (i--) { | |
2852 | rects->x -= x_off; | |
2853 | rects->y -= y_off; | |
2854 | rects++; | |
2855 | } | |
2856 | } | |
2857 | } | |
2858 | stuff->dst = dst->info[j].id; | |
2859 | result = | |
2860 | (*PanoramiXSaveRenderVector[X_RenderFillRectangles]) (client); | |
2861 | if (result != Success) | |
2862 | break; | |
2863 | } | |
2864 | free(extra); | |
2865 | } | |
2866 | ||
2867 | return result; | |
2868 | } | |
2869 | ||
2870 | static int | |
2871 | PanoramiXRenderTrapezoids(ClientPtr client) | |
2872 | { | |
2873 | PanoramiXRes *src, *dst; | |
2874 | int result = Success, j; | |
2875 | ||
2876 | REQUEST(xRenderTrapezoidsReq); | |
2877 | char *extra; | |
2878 | int extra_len; | |
2879 | ||
2880 | REQUEST_AT_LEAST_SIZE(xRenderTrapezoidsReq); | |
2881 | ||
2882 | VERIFY_XIN_PICTURE(src, stuff->src, client, DixReadAccess); | |
2883 | VERIFY_XIN_PICTURE(dst, stuff->dst, client, DixWriteAccess); | |
2884 | ||
2885 | extra_len = (client->req_len << 2) - sizeof(xRenderTrapezoidsReq); | |
2886 | ||
2887 | if (extra_len && (extra = (char *) malloc(extra_len))) { | |
2888 | memcpy(extra, stuff + 1, extra_len); | |
2889 | ||
2890 | FOR_NSCREENS_FORWARD(j) { | |
2891 | if (j) | |
2892 | memcpy(stuff + 1, extra, extra_len); | |
2893 | if (dst->u.pict.root) { | |
2894 | int x_off = screenInfo.screens[j]->x; | |
2895 | int y_off = screenInfo.screens[j]->y; | |
2896 | ||
2897 | if (x_off || y_off) { | |
2898 | xTrapezoid *trap = (xTrapezoid *) (stuff + 1); | |
2899 | int i = extra_len / sizeof(xTrapezoid); | |
2900 | ||
2901 | while (i--) { | |
2902 | trap->top -= y_off; | |
2903 | trap->bottom -= y_off; | |
2904 | trap->left.p1.x -= x_off; | |
2905 | trap->left.p1.y -= y_off; | |
2906 | trap->left.p2.x -= x_off; | |
2907 | trap->left.p2.y -= y_off; | |
2908 | trap->right.p1.x -= x_off; | |
2909 | trap->right.p1.y -= y_off; | |
2910 | trap->right.p2.x -= x_off; | |
2911 | trap->right.p2.y -= y_off; | |
2912 | trap++; | |
2913 | } | |
2914 | } | |
2915 | } | |
2916 | ||
2917 | stuff->src = src->info[j].id; | |
2918 | stuff->dst = dst->info[j].id; | |
2919 | result = (*PanoramiXSaveRenderVector[X_RenderTrapezoids]) (client); | |
2920 | ||
2921 | if (result != Success) | |
2922 | break; | |
2923 | } | |
2924 | ||
2925 | free(extra); | |
2926 | } | |
2927 | ||
2928 | return result; | |
2929 | } | |
2930 | ||
2931 | static int | |
2932 | PanoramiXRenderTriangles(ClientPtr client) | |
2933 | { | |
2934 | PanoramiXRes *src, *dst; | |
2935 | int result = Success, j; | |
2936 | ||
2937 | REQUEST(xRenderTrianglesReq); | |
2938 | char *extra; | |
2939 | int extra_len; | |
2940 | ||
2941 | REQUEST_AT_LEAST_SIZE(xRenderTrianglesReq); | |
2942 | ||
2943 | VERIFY_XIN_PICTURE(src, stuff->src, client, DixReadAccess); | |
2944 | VERIFY_XIN_PICTURE(dst, stuff->dst, client, DixWriteAccess); | |
2945 | ||
2946 | extra_len = (client->req_len << 2) - sizeof(xRenderTrianglesReq); | |
2947 | ||
2948 | if (extra_len && (extra = (char *) malloc(extra_len))) { | |
2949 | memcpy(extra, stuff + 1, extra_len); | |
2950 | ||
2951 | FOR_NSCREENS_FORWARD(j) { | |
2952 | if (j) | |
2953 | memcpy(stuff + 1, extra, extra_len); | |
2954 | if (dst->u.pict.root) { | |
2955 | int x_off = screenInfo.screens[j]->x; | |
2956 | int y_off = screenInfo.screens[j]->y; | |
2957 | ||
2958 | if (x_off || y_off) { | |
2959 | xTriangle *tri = (xTriangle *) (stuff + 1); | |
2960 | int i = extra_len / sizeof(xTriangle); | |
2961 | ||
2962 | while (i--) { | |
2963 | tri->p1.x -= x_off; | |
2964 | tri->p1.y -= y_off; | |
2965 | tri->p2.x -= x_off; | |
2966 | tri->p2.y -= y_off; | |
2967 | tri->p3.x -= x_off; | |
2968 | tri->p3.y -= y_off; | |
2969 | tri++; | |
2970 | } | |
2971 | } | |
2972 | } | |
2973 | ||
2974 | stuff->src = src->info[j].id; | |
2975 | stuff->dst = dst->info[j].id; | |
2976 | result = (*PanoramiXSaveRenderVector[X_RenderTriangles]) (client); | |
2977 | ||
2978 | if (result != Success) | |
2979 | break; | |
2980 | } | |
2981 | ||
2982 | free(extra); | |
2983 | } | |
2984 | ||
2985 | return result; | |
2986 | } | |
2987 | ||
2988 | static int | |
2989 | PanoramiXRenderTriStrip(ClientPtr client) | |
2990 | { | |
2991 | PanoramiXRes *src, *dst; | |
2992 | int result = Success, j; | |
2993 | ||
2994 | REQUEST(xRenderTriStripReq); | |
2995 | char *extra; | |
2996 | int extra_len; | |
2997 | ||
2998 | REQUEST_AT_LEAST_SIZE(xRenderTriStripReq); | |
2999 | ||
3000 | VERIFY_XIN_PICTURE(src, stuff->src, client, DixReadAccess); | |
3001 | VERIFY_XIN_PICTURE(dst, stuff->dst, client, DixWriteAccess); | |
3002 | ||
3003 | extra_len = (client->req_len << 2) - sizeof(xRenderTriStripReq); | |
3004 | ||
3005 | if (extra_len && (extra = (char *) malloc(extra_len))) { | |
3006 | memcpy(extra, stuff + 1, extra_len); | |
3007 | ||
3008 | FOR_NSCREENS_FORWARD(j) { | |
3009 | if (j) | |
3010 | memcpy(stuff + 1, extra, extra_len); | |
3011 | if (dst->u.pict.root) { | |
3012 | int x_off = screenInfo.screens[j]->x; | |
3013 | int y_off = screenInfo.screens[j]->y; | |
3014 | ||
3015 | if (x_off || y_off) { | |
3016 | xPointFixed *fixed = (xPointFixed *) (stuff + 1); | |
3017 | int i = extra_len / sizeof(xPointFixed); | |
3018 | ||
3019 | while (i--) { | |
3020 | fixed->x -= x_off; | |
3021 | fixed->y -= y_off; | |
3022 | fixed++; | |
3023 | } | |
3024 | } | |
3025 | } | |
3026 | ||
3027 | stuff->src = src->info[j].id; | |
3028 | stuff->dst = dst->info[j].id; | |
3029 | result = (*PanoramiXSaveRenderVector[X_RenderTriStrip]) (client); | |
3030 | ||
3031 | if (result != Success) | |
3032 | break; | |
3033 | } | |
3034 | ||
3035 | free(extra); | |
3036 | } | |
3037 | ||
3038 | return result; | |
3039 | } | |
3040 | ||
3041 | static int | |
3042 | PanoramiXRenderTriFan(ClientPtr client) | |
3043 | { | |
3044 | PanoramiXRes *src, *dst; | |
3045 | int result = Success, j; | |
3046 | ||
3047 | REQUEST(xRenderTriFanReq); | |
3048 | char *extra; | |
3049 | int extra_len; | |
3050 | ||
3051 | REQUEST_AT_LEAST_SIZE(xRenderTriFanReq); | |
3052 | ||
3053 | VERIFY_XIN_PICTURE(src, stuff->src, client, DixReadAccess); | |
3054 | VERIFY_XIN_PICTURE(dst, stuff->dst, client, DixWriteAccess); | |
3055 | ||
3056 | extra_len = (client->req_len << 2) - sizeof(xRenderTriFanReq); | |
3057 | ||
3058 | if (extra_len && (extra = (char *) malloc(extra_len))) { | |
3059 | memcpy(extra, stuff + 1, extra_len); | |
3060 | ||
3061 | FOR_NSCREENS_FORWARD(j) { | |
3062 | if (j) | |
3063 | memcpy(stuff + 1, extra, extra_len); | |
3064 | if (dst->u.pict.root) { | |
3065 | int x_off = screenInfo.screens[j]->x; | |
3066 | int y_off = screenInfo.screens[j]->y; | |
3067 | ||
3068 | if (x_off || y_off) { | |
3069 | xPointFixed *fixed = (xPointFixed *) (stuff + 1); | |
3070 | int i = extra_len / sizeof(xPointFixed); | |
3071 | ||
3072 | while (i--) { | |
3073 | fixed->x -= x_off; | |
3074 | fixed->y -= y_off; | |
3075 | fixed++; | |
3076 | } | |
3077 | } | |
3078 | } | |
3079 | ||
3080 | stuff->src = src->info[j].id; | |
3081 | stuff->dst = dst->info[j].id; | |
3082 | result = (*PanoramiXSaveRenderVector[X_RenderTriFan]) (client); | |
3083 | ||
3084 | if (result != Success) | |
3085 | break; | |
3086 | } | |
3087 | ||
3088 | free(extra); | |
3089 | } | |
3090 | ||
3091 | return result; | |
3092 | } | |
3093 | ||
3094 | static int | |
3095 | PanoramiXRenderAddTraps(ClientPtr client) | |
3096 | { | |
3097 | PanoramiXRes *picture; | |
3098 | int result = Success, j; | |
3099 | ||
3100 | REQUEST(xRenderAddTrapsReq); | |
3101 | char *extra; | |
3102 | int extra_len; | |
3103 | INT16 x_off, y_off; | |
3104 | ||
3105 | REQUEST_AT_LEAST_SIZE(xRenderAddTrapsReq); | |
3106 | VERIFY_XIN_PICTURE(picture, stuff->picture, client, DixWriteAccess); | |
3107 | extra_len = (client->req_len << 2) - sizeof(xRenderAddTrapsReq); | |
3108 | if (extra_len && (extra = (char *) malloc(extra_len))) { | |
3109 | memcpy(extra, stuff + 1, extra_len); | |
3110 | x_off = stuff->xOff; | |
3111 | y_off = stuff->yOff; | |
3112 | FOR_NSCREENS_FORWARD(j) { | |
3113 | if (j) | |
3114 | memcpy(stuff + 1, extra, extra_len); | |
3115 | stuff->picture = picture->info[j].id; | |
3116 | ||
3117 | if (picture->u.pict.root) { | |
3118 | stuff->xOff = x_off + screenInfo.screens[j]->x; | |
3119 | stuff->yOff = y_off + screenInfo.screens[j]->y; | |
3120 | } | |
3121 | result = (*PanoramiXSaveRenderVector[X_RenderAddTraps]) (client); | |
3122 | if (result != Success) | |
3123 | break; | |
3124 | } | |
3125 | free(extra); | |
3126 | } | |
3127 | ||
3128 | return result; | |
3129 | } | |
3130 | ||
3131 | static int | |
3132 | PanoramiXRenderCreateSolidFill(ClientPtr client) | |
3133 | { | |
3134 | REQUEST(xRenderCreateSolidFillReq); | |
3135 | PanoramiXRes *newPict; | |
3136 | int result = Success, j; | |
3137 | ||
3138 | REQUEST_AT_LEAST_SIZE(xRenderCreateSolidFillReq); | |
3139 | ||
3140 | if (!(newPict = (PanoramiXRes *) malloc(sizeof(PanoramiXRes)))) | |
3141 | return BadAlloc; | |
3142 | ||
3143 | newPict->type = XRT_PICTURE; | |
3144 | panoramix_setup_ids(newPict, client, stuff->pid); | |
3145 | newPict->u.pict.root = FALSE; | |
3146 | ||
3147 | FOR_NSCREENS_BACKWARD(j) { | |
3148 | stuff->pid = newPict->info[j].id; | |
3149 | result = (*PanoramiXSaveRenderVector[X_RenderCreateSolidFill]) (client); | |
3150 | if (result != Success) | |
3151 | break; | |
3152 | } | |
3153 | ||
3154 | if (result == Success) | |
3155 | AddResource(newPict->info[0].id, XRT_PICTURE, newPict); | |
3156 | else | |
3157 | free(newPict); | |
3158 | ||
3159 | return result; | |
3160 | } | |
3161 | ||
3162 | static int | |
3163 | PanoramiXRenderCreateLinearGradient(ClientPtr client) | |
3164 | { | |
3165 | REQUEST(xRenderCreateLinearGradientReq); | |
3166 | PanoramiXRes *newPict; | |
3167 | int result = Success, j; | |
3168 | ||
3169 | REQUEST_AT_LEAST_SIZE(xRenderCreateLinearGradientReq); | |
3170 | ||
3171 | if (!(newPict = (PanoramiXRes *) malloc(sizeof(PanoramiXRes)))) | |
3172 | return BadAlloc; | |
3173 | ||
3174 | newPict->type = XRT_PICTURE; | |
3175 | panoramix_setup_ids(newPict, client, stuff->pid); | |
3176 | newPict->u.pict.root = FALSE; | |
3177 | ||
3178 | FOR_NSCREENS_BACKWARD(j) { | |
3179 | stuff->pid = newPict->info[j].id; | |
3180 | result = | |
3181 | (*PanoramiXSaveRenderVector[X_RenderCreateLinearGradient]) (client); | |
3182 | if (result != Success) | |
3183 | break; | |
3184 | } | |
3185 | ||
3186 | if (result == Success) | |
3187 | AddResource(newPict->info[0].id, XRT_PICTURE, newPict); | |
3188 | else | |
3189 | free(newPict); | |
3190 | ||
3191 | return result; | |
3192 | } | |
3193 | ||
3194 | static int | |
3195 | PanoramiXRenderCreateRadialGradient(ClientPtr client) | |
3196 | { | |
3197 | REQUEST(xRenderCreateRadialGradientReq); | |
3198 | PanoramiXRes *newPict; | |
3199 | int result = Success, j; | |
3200 | ||
3201 | REQUEST_AT_LEAST_SIZE(xRenderCreateRadialGradientReq); | |
3202 | ||
3203 | if (!(newPict = (PanoramiXRes *) malloc(sizeof(PanoramiXRes)))) | |
3204 | return BadAlloc; | |
3205 | ||
3206 | newPict->type = XRT_PICTURE; | |
3207 | panoramix_setup_ids(newPict, client, stuff->pid); | |
3208 | newPict->u.pict.root = FALSE; | |
3209 | ||
3210 | FOR_NSCREENS_BACKWARD(j) { | |
3211 | stuff->pid = newPict->info[j].id; | |
3212 | result = | |
3213 | (*PanoramiXSaveRenderVector[X_RenderCreateRadialGradient]) (client); | |
3214 | if (result != Success) | |
3215 | break; | |
3216 | } | |
3217 | ||
3218 | if (result == Success) | |
3219 | AddResource(newPict->info[0].id, XRT_PICTURE, newPict); | |
3220 | else | |
3221 | free(newPict); | |
3222 | ||
3223 | return result; | |
3224 | } | |
3225 | ||
3226 | static int | |
3227 | PanoramiXRenderCreateConicalGradient(ClientPtr client) | |
3228 | { | |
3229 | REQUEST(xRenderCreateConicalGradientReq); | |
3230 | PanoramiXRes *newPict; | |
3231 | int result = Success, j; | |
3232 | ||
3233 | REQUEST_AT_LEAST_SIZE(xRenderCreateConicalGradientReq); | |
3234 | ||
3235 | if (!(newPict = (PanoramiXRes *) malloc(sizeof(PanoramiXRes)))) | |
3236 | return BadAlloc; | |
3237 | ||
3238 | newPict->type = XRT_PICTURE; | |
3239 | panoramix_setup_ids(newPict, client, stuff->pid); | |
3240 | newPict->u.pict.root = FALSE; | |
3241 | ||
3242 | FOR_NSCREENS_BACKWARD(j) { | |
3243 | stuff->pid = newPict->info[j].id; | |
3244 | result = | |
3245 | (*PanoramiXSaveRenderVector[X_RenderCreateConicalGradient]) | |
3246 | (client); | |
3247 | if (result != Success) | |
3248 | break; | |
3249 | } | |
3250 | ||
3251 | if (result == Success) | |
3252 | AddResource(newPict->info[0].id, XRT_PICTURE, newPict); | |
3253 | else | |
3254 | free(newPict); | |
3255 | ||
3256 | return result; | |
3257 | } | |
3258 | ||
3259 | void | |
3260 | PanoramiXRenderInit(void) | |
3261 | { | |
3262 | int i; | |
3263 | ||
3264 | XRT_PICTURE = CreateNewResourceType(XineramaDeleteResource, | |
3265 | "XineramaPicture"); | |
3266 | if (RenderErrBase) | |
3267 | SetResourceTypeErrorValue(XRT_PICTURE, RenderErrBase + BadPicture); | |
3268 | for (i = 0; i < RenderNumberRequests; i++) | |
3269 | PanoramiXSaveRenderVector[i] = ProcRenderVector[i]; | |
3270 | /* | |
3271 | * Stuff in Xinerama aware request processing hooks | |
3272 | */ | |
3273 | ProcRenderVector[X_RenderCreatePicture] = PanoramiXRenderCreatePicture; | |
3274 | ProcRenderVector[X_RenderChangePicture] = PanoramiXRenderChangePicture; | |
3275 | ProcRenderVector[X_RenderSetPictureTransform] = | |
3276 | PanoramiXRenderSetPictureTransform; | |
3277 | ProcRenderVector[X_RenderSetPictureFilter] = | |
3278 | PanoramiXRenderSetPictureFilter; | |
3279 | ProcRenderVector[X_RenderSetPictureClipRectangles] = | |
3280 | PanoramiXRenderSetPictureClipRectangles; | |
3281 | ProcRenderVector[X_RenderFreePicture] = PanoramiXRenderFreePicture; | |
3282 | ProcRenderVector[X_RenderComposite] = PanoramiXRenderComposite; | |
3283 | ProcRenderVector[X_RenderCompositeGlyphs8] = PanoramiXRenderCompositeGlyphs; | |
3284 | ProcRenderVector[X_RenderCompositeGlyphs16] = | |
3285 | PanoramiXRenderCompositeGlyphs; | |
3286 | ProcRenderVector[X_RenderCompositeGlyphs32] = | |
3287 | PanoramiXRenderCompositeGlyphs; | |
3288 | ProcRenderVector[X_RenderFillRectangles] = PanoramiXRenderFillRectangles; | |
3289 | ||
3290 | ProcRenderVector[X_RenderTrapezoids] = PanoramiXRenderTrapezoids; | |
3291 | ProcRenderVector[X_RenderTriangles] = PanoramiXRenderTriangles; | |
3292 | ProcRenderVector[X_RenderTriStrip] = PanoramiXRenderTriStrip; | |
3293 | ProcRenderVector[X_RenderTriFan] = PanoramiXRenderTriFan; | |
3294 | ProcRenderVector[X_RenderAddTraps] = PanoramiXRenderAddTraps; | |
3295 | ||
3296 | ProcRenderVector[X_RenderCreateSolidFill] = PanoramiXRenderCreateSolidFill; | |
3297 | ProcRenderVector[X_RenderCreateLinearGradient] = | |
3298 | PanoramiXRenderCreateLinearGradient; | |
3299 | ProcRenderVector[X_RenderCreateRadialGradient] = | |
3300 | PanoramiXRenderCreateRadialGradient; | |
3301 | ProcRenderVector[X_RenderCreateConicalGradient] = | |
3302 | PanoramiXRenderCreateConicalGradient; | |
3303 | } | |
3304 | ||
3305 | void | |
3306 | PanoramiXRenderReset(void) | |
3307 | { | |
3308 | int i; | |
3309 | ||
3310 | for (i = 0; i < RenderNumberRequests; i++) | |
3311 | ProcRenderVector[i] = PanoramiXSaveRenderVector[i]; | |
3312 | RenderErrBase = 0; | |
3313 | } | |
3314 | ||
3315 | #endif /* PANORAMIX */ |