File: | composite/compext.c |
Location: | line 766, column 20 |
Description: | Potential leak of memory pointed to by 'newPix' |
1 | /* | |||||
2 | * Copyright (c) 2006, Oracle and/or its affiliates. All rights reserved. | |||||
3 | * | |||||
4 | * Permission is hereby granted, free of charge, to any person obtaining a | |||||
5 | * copy of this software and associated documentation files (the "Software"), | |||||
6 | * to deal in the Software without restriction, including without limitation | |||||
7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |||||
8 | * and/or sell copies of the Software, and to permit persons to whom the | |||||
9 | * Software is furnished to do so, subject to the following conditions: | |||||
10 | * | |||||
11 | * The above copyright notice and this permission notice (including the next | |||||
12 | * paragraph) shall be included in all copies or substantial portions of the | |||||
13 | * Software. | |||||
14 | * | |||||
15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |||||
16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |||||
17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |||||
18 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |||||
19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | |||||
20 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | |||||
21 | * DEALINGS IN THE SOFTWARE. | |||||
22 | * | |||||
23 | * Copyright © 2003 Keith Packard | |||||
24 | * | |||||
25 | * Permission to use, copy, modify, distribute, and sell this software and its | |||||
26 | * documentation for any purpose is hereby granted without fee, provided that | |||||
27 | * the above copyright notice appear in all copies and that both that | |||||
28 | * copyright notice and this permission notice appear in supporting | |||||
29 | * documentation, and that the name of Keith Packard not be used in | |||||
30 | * advertising or publicity pertaining to distribution of the software without | |||||
31 | * specific, written prior permission. Keith Packard makes no | |||||
32 | * representations about the suitability of this software for any purpose. It | |||||
33 | * is provided "as is" without express or implied warranty. | |||||
34 | * | |||||
35 | * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, | |||||
36 | * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO | |||||
37 | * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR | |||||
38 | * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, | |||||
39 | * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER | |||||
40 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR | |||||
41 | * PERFORMANCE OF THIS SOFTWARE. | |||||
42 | */ | |||||
43 | ||||||
44 | #ifdef HAVE_DIX_CONFIG_H1 | |||||
45 | #include <dix-config.h> | |||||
46 | #endif | |||||
47 | ||||||
48 | #include "compint.h" | |||||
49 | #include "xace.h" | |||||
50 | #include "protocol-versions.h" | |||||
51 | #include "extinit.h" | |||||
52 | ||||||
53 | static CARD8 CompositeReqCode; | |||||
54 | static DevPrivateKeyRec CompositeClientPrivateKeyRec; | |||||
55 | ||||||
56 | #define CompositeClientPrivateKey(&CompositeClientPrivateKeyRec) (&CompositeClientPrivateKeyRec) | |||||
57 | RESTYPE CompositeClientWindowType; | |||||
58 | RESTYPE CompositeClientSubwindowsType; | |||||
59 | RESTYPE CompositeClientOverlayType; | |||||
60 | ||||||
61 | typedef struct _CompositeClient { | |||||
62 | int major_version; | |||||
63 | int minor_version; | |||||
64 | } CompositeClientRec, *CompositeClientPtr; | |||||
65 | ||||||
66 | #define GetCompositeClient(pClient)((CompositeClientPtr) dixLookupPrivate(&(pClient)->devPrivates , (&CompositeClientPrivateKeyRec))) ((CompositeClientPtr) \ | |||||
67 | dixLookupPrivate(&(pClient)->devPrivates, CompositeClientPrivateKey(&CompositeClientPrivateKeyRec))) | |||||
68 | ||||||
69 | static void | |||||
70 | CompositeClientCallback(CallbackListPtr *list, void *closure, void *data) | |||||
71 | { | |||||
72 | NewClientInfoRec *clientinfo = (NewClientInfoRec *) data; | |||||
73 | ClientPtr pClient = clientinfo->client; | |||||
74 | CompositeClientPtr pCompositeClient = GetCompositeClient(pClient)((CompositeClientPtr) dixLookupPrivate(&(pClient)->devPrivates , (&CompositeClientPrivateKeyRec))); | |||||
75 | ||||||
76 | pCompositeClient->major_version = 0; | |||||
77 | pCompositeClient->minor_version = 0; | |||||
78 | } | |||||
79 | ||||||
80 | static int | |||||
81 | FreeCompositeClientWindow(void *value, XID ccwid) | |||||
82 | { | |||||
83 | WindowPtr pWin = value; | |||||
84 | ||||||
85 | compFreeClientWindow(pWin, ccwid); | |||||
86 | return Success0; | |||||
87 | } | |||||
88 | ||||||
89 | static int | |||||
90 | FreeCompositeClientSubwindows(void *value, XID ccwid) | |||||
91 | { | |||||
92 | WindowPtr pWin = value; | |||||
93 | ||||||
94 | compFreeClientSubwindows(pWin, ccwid); | |||||
95 | return Success0; | |||||
96 | } | |||||
97 | ||||||
98 | static int | |||||
99 | FreeCompositeClientOverlay(void *value, XID ccwid) | |||||
100 | { | |||||
101 | CompOverlayClientPtr pOc = (CompOverlayClientPtr) value; | |||||
102 | ||||||
103 | compFreeOverlayClient(pOc); | |||||
104 | return Success0; | |||||
105 | } | |||||
106 | ||||||
107 | static int | |||||
108 | ProcCompositeQueryVersion(ClientPtr client) | |||||
109 | { | |||||
110 | CompositeClientPtr pCompositeClient = GetCompositeClient(client)((CompositeClientPtr) dixLookupPrivate(&(client)->devPrivates , (&CompositeClientPrivateKeyRec))); | |||||
111 | xCompositeQueryVersionReply rep = { | |||||
112 | .type = X_Reply1, | |||||
113 | .sequenceNumber = client->sequence, | |||||
114 | .length = 0 | |||||
115 | }; | |||||
116 | ||||||
117 | REQUEST(xCompositeQueryVersionReq)xCompositeQueryVersionReq *stuff = (xCompositeQueryVersionReq *)client->requestBuffer; | |||||
118 | ||||||
119 | REQUEST_SIZE_MATCH(xCompositeQueryVersionReq)if ((sizeof(xCompositeQueryVersionReq) >> 2) != client-> req_len) return(16); | |||||
120 | if (stuff->majorVersion < SERVER_COMPOSITE_MAJOR_VERSION0) { | |||||
121 | rep.majorVersion = stuff->majorVersion; | |||||
122 | rep.minorVersion = stuff->minorVersion; | |||||
123 | } | |||||
124 | else { | |||||
125 | rep.majorVersion = SERVER_COMPOSITE_MAJOR_VERSION0; | |||||
126 | rep.minorVersion = SERVER_COMPOSITE_MINOR_VERSION4; | |||||
127 | } | |||||
128 | pCompositeClient->major_version = rep.majorVersion; | |||||
129 | pCompositeClient->minor_version = rep.minorVersion; | |||||
130 | if (client->swapped) { | |||||
131 | swaps(&rep.sequenceNumber)do { if (sizeof(*(&rep.sequenceNumber)) != 2) wrong_size( ); if (__builtin_constant_p((uintptr_t)(&rep.sequenceNumber ) & 1) && ((uintptr_t)(&rep.sequenceNumber) & 1) == 0) *(&rep.sequenceNumber) = lswaps(*(&rep.sequenceNumber )); else swap_uint16((uint16_t *)(&rep.sequenceNumber)); } while (0); | |||||
132 | swapl(&rep.length)do { if (sizeof(*(&rep.length)) != 4) wrong_size(); if (__builtin_constant_p ((uintptr_t)(&rep.length) & 3) && ((uintptr_t )(&rep.length) & 3) == 0) *(&rep.length) = lswapl (*(&rep.length)); else swap_uint32((uint32_t *)(&rep. length)); } while (0); | |||||
133 | swapl(&rep.majorVersion)do { if (sizeof(*(&rep.majorVersion)) != 4) wrong_size(); if (__builtin_constant_p((uintptr_t)(&rep.majorVersion) & 3) && ((uintptr_t)(&rep.majorVersion) & 3) == 0) *(&rep.majorVersion) = lswapl(*(&rep.majorVersion )); else swap_uint32((uint32_t *)(&rep.majorVersion)); } while (0); | |||||
134 | swapl(&rep.minorVersion)do { if (sizeof(*(&rep.minorVersion)) != 4) wrong_size(); if (__builtin_constant_p((uintptr_t)(&rep.minorVersion) & 3) && ((uintptr_t)(&rep.minorVersion) & 3) == 0) *(&rep.minorVersion) = lswapl(*(&rep.minorVersion )); else swap_uint32((uint32_t *)(&rep.minorVersion)); } while (0); | |||||
135 | } | |||||
136 | WriteToClient(client, sizeof(xCompositeQueryVersionReply), &rep); | |||||
137 | return Success0; | |||||
138 | } | |||||
139 | ||||||
140 | #define VERIFY_WINDOW(pWindow, wid, client, mode)do { int err; err = dixLookupResourceByType((void **) &pWindow , wid, ((RESTYPE)1|((RESTYPE)1<<30)), client, mode); if (err != 0) { client->errorValue = wid; return err; } } while (0) \ | |||||
141 | do { \ | |||||
142 | int err; \ | |||||
143 | err = dixLookupResourceByType((void **) &pWindow, wid, \ | |||||
144 | RT_WINDOW((RESTYPE)1|((RESTYPE)1<<30)), client, mode); \ | |||||
145 | if (err != Success0) { \ | |||||
146 | client->errorValue = wid; \ | |||||
147 | return err; \ | |||||
148 | } \ | |||||
149 | } while (0) | |||||
150 | ||||||
151 | static int | |||||
152 | ProcCompositeRedirectWindow(ClientPtr client) | |||||
153 | { | |||||
154 | WindowPtr pWin; | |||||
155 | ||||||
156 | REQUEST(xCompositeRedirectWindowReq)xCompositeRedirectWindowReq *stuff = (xCompositeRedirectWindowReq *)client->requestBuffer; | |||||
157 | ||||||
158 | REQUEST_SIZE_MATCH(xCompositeRedirectWindowReq)if ((sizeof(xCompositeRedirectWindowReq) >> 2) != client ->req_len) return(16); | |||||
159 | VERIFY_WINDOW(pWin, stuff->window, client,do { int err; err = dixLookupResourceByType((void **) &pWin , stuff->window, ((RESTYPE)1|((RESTYPE)1<<30)), client , (1<<5) | (1<<25) | (1<<16)); if (err != 0 ) { client->errorValue = stuff->window; return err; } } while (0) | |||||
160 | DixSetAttrAccess | DixManageAccess | DixBlendAccess)do { int err; err = dixLookupResourceByType((void **) &pWin , stuff->window, ((RESTYPE)1|((RESTYPE)1<<30)), client , (1<<5) | (1<<25) | (1<<16)); if (err != 0 ) { client->errorValue = stuff->window; return err; } } while (0); | |||||
161 | ||||||
162 | return compRedirectWindow(client, pWin, stuff->update); | |||||
163 | } | |||||
164 | ||||||
165 | static int | |||||
166 | ProcCompositeRedirectSubwindows(ClientPtr client) | |||||
167 | { | |||||
168 | WindowPtr pWin; | |||||
169 | ||||||
170 | REQUEST(xCompositeRedirectSubwindowsReq)xCompositeRedirectSubwindowsReq *stuff = (xCompositeRedirectSubwindowsReq *)client->requestBuffer; | |||||
171 | ||||||
172 | REQUEST_SIZE_MATCH(xCompositeRedirectSubwindowsReq)if ((sizeof(xCompositeRedirectSubwindowsReq) >> 2) != client ->req_len) return(16); | |||||
173 | VERIFY_WINDOW(pWin, stuff->window, client,do { int err; err = dixLookupResourceByType((void **) &pWin , stuff->window, ((RESTYPE)1|((RESTYPE)1<<30)), client , (1<<5) | (1<<25) | (1<<16)); if (err != 0 ) { client->errorValue = stuff->window; return err; } } while (0) | |||||
174 | DixSetAttrAccess | DixManageAccess | DixBlendAccess)do { int err; err = dixLookupResourceByType((void **) &pWin , stuff->window, ((RESTYPE)1|((RESTYPE)1<<30)), client , (1<<5) | (1<<25) | (1<<16)); if (err != 0 ) { client->errorValue = stuff->window; return err; } } while (0); | |||||
175 | ||||||
176 | return compRedirectSubwindows(client, pWin, stuff->update); | |||||
177 | } | |||||
178 | ||||||
179 | static int | |||||
180 | ProcCompositeUnredirectWindow(ClientPtr client) | |||||
181 | { | |||||
182 | WindowPtr pWin; | |||||
183 | ||||||
184 | REQUEST(xCompositeUnredirectWindowReq)xCompositeUnredirectWindowReq *stuff = (xCompositeUnredirectWindowReq *)client->requestBuffer; | |||||
185 | ||||||
186 | REQUEST_SIZE_MATCH(xCompositeUnredirectWindowReq)if ((sizeof(xCompositeUnredirectWindowReq) >> 2) != client ->req_len) return(16); | |||||
187 | VERIFY_WINDOW(pWin, stuff->window, client,do { int err; err = dixLookupResourceByType((void **) &pWin , stuff->window, ((RESTYPE)1|((RESTYPE)1<<30)), client , (1<<5) | (1<<25) | (1<<16)); if (err != 0 ) { client->errorValue = stuff->window; return err; } } while (0) | |||||
188 | DixSetAttrAccess | DixManageAccess | DixBlendAccess)do { int err; err = dixLookupResourceByType((void **) &pWin , stuff->window, ((RESTYPE)1|((RESTYPE)1<<30)), client , (1<<5) | (1<<25) | (1<<16)); if (err != 0 ) { client->errorValue = stuff->window; return err; } } while (0); | |||||
189 | ||||||
190 | return compUnredirectWindow(client, pWin, stuff->update); | |||||
191 | } | |||||
192 | ||||||
193 | static int | |||||
194 | ProcCompositeUnredirectSubwindows(ClientPtr client) | |||||
195 | { | |||||
196 | WindowPtr pWin; | |||||
197 | ||||||
198 | REQUEST(xCompositeUnredirectSubwindowsReq)xCompositeUnredirectSubwindowsReq *stuff = (xCompositeUnredirectSubwindowsReq *)client->requestBuffer; | |||||
199 | ||||||
200 | REQUEST_SIZE_MATCH(xCompositeUnredirectSubwindowsReq)if ((sizeof(xCompositeUnredirectSubwindowsReq) >> 2) != client->req_len) return(16); | |||||
201 | VERIFY_WINDOW(pWin, stuff->window, client,do { int err; err = dixLookupResourceByType((void **) &pWin , stuff->window, ((RESTYPE)1|((RESTYPE)1<<30)), client , (1<<5) | (1<<25) | (1<<16)); if (err != 0 ) { client->errorValue = stuff->window; return err; } } while (0) | |||||
202 | DixSetAttrAccess | DixManageAccess | DixBlendAccess)do { int err; err = dixLookupResourceByType((void **) &pWin , stuff->window, ((RESTYPE)1|((RESTYPE)1<<30)), client , (1<<5) | (1<<25) | (1<<16)); if (err != 0 ) { client->errorValue = stuff->window; return err; } } while (0); | |||||
203 | ||||||
204 | return compUnredirectSubwindows(client, pWin, stuff->update); | |||||
205 | } | |||||
206 | ||||||
207 | static int | |||||
208 | ProcCompositeCreateRegionFromBorderClip(ClientPtr client) | |||||
209 | { | |||||
210 | WindowPtr pWin; | |||||
211 | CompWindowPtr cw; | |||||
212 | RegionPtr pBorderClip, pRegion; | |||||
213 | ||||||
214 | REQUEST(xCompositeCreateRegionFromBorderClipReq)xCompositeCreateRegionFromBorderClipReq *stuff = (xCompositeCreateRegionFromBorderClipReq *)client->requestBuffer; | |||||
215 | ||||||
216 | REQUEST_SIZE_MATCH(xCompositeCreateRegionFromBorderClipReq)if ((sizeof(xCompositeCreateRegionFromBorderClipReq) >> 2) != client->req_len) return(16); | |||||
217 | VERIFY_WINDOW(pWin, stuff->window, client, DixGetAttrAccess)do { int err; err = dixLookupResourceByType((void **) &pWin , stuff->window, ((RESTYPE)1|((RESTYPE)1<<30)), client , (1<<4)); if (err != 0) { client->errorValue = stuff ->window; return err; } } while (0); | |||||
218 | LEGAL_NEW_RESOURCE(stuff->region, client)if (!LegalNewID(stuff->region,client)) { client->errorValue = stuff->region; return 14; }; | |||||
219 | ||||||
220 | cw = GetCompWindow(pWin)((CompWindowPtr) dixLookupPrivate(&(pWin)->devPrivates , (&CompWindowPrivateKeyRec))); | |||||
221 | if (cw) | |||||
222 | pBorderClip = &cw->borderClip; | |||||
223 | else | |||||
224 | pBorderClip = &pWin->borderClip; | |||||
225 | pRegion = XFixesRegionCopy(pBorderClip); | |||||
226 | if (!pRegion) | |||||
227 | return BadAlloc11; | |||||
228 | RegionTranslate(pRegion, -pWin->drawable.x, -pWin->drawable.y); | |||||
229 | ||||||
230 | if (!AddResourceDarwin_X_AddResource(stuff->region, RegionResType, (void *) pRegion)) | |||||
231 | return BadAlloc11; | |||||
232 | ||||||
233 | return Success0; | |||||
234 | } | |||||
235 | ||||||
236 | static int | |||||
237 | ProcCompositeNameWindowPixmap(ClientPtr client) | |||||
238 | { | |||||
239 | WindowPtr pWin; | |||||
240 | CompWindowPtr cw; | |||||
241 | PixmapPtr pPixmap; | |||||
242 | ScreenPtr pScreen; | |||||
243 | int rc; | |||||
244 | ||||||
245 | REQUEST(xCompositeNameWindowPixmapReq)xCompositeNameWindowPixmapReq *stuff = (xCompositeNameWindowPixmapReq *)client->requestBuffer; | |||||
246 | ||||||
247 | REQUEST_SIZE_MATCH(xCompositeNameWindowPixmapReq)if ((sizeof(xCompositeNameWindowPixmapReq) >> 2) != client ->req_len) return(16); | |||||
248 | VERIFY_WINDOW(pWin, stuff->window, client, DixGetAttrAccess)do { int err; err = dixLookupResourceByType((void **) &pWin , stuff->window, ((RESTYPE)1|((RESTYPE)1<<30)), client , (1<<4)); if (err != 0) { client->errorValue = stuff ->window; return err; } } while (0); | |||||
249 | ||||||
250 | pScreen = pWin->drawable.pScreen; | |||||
251 | ||||||
252 | if (!pWin->viewable) | |||||
253 | return BadMatch8; | |||||
254 | ||||||
255 | LEGAL_NEW_RESOURCE(stuff->pixmap, client)if (!LegalNewID(stuff->pixmap,client)) { client->errorValue = stuff->pixmap; return 14; }; | |||||
256 | ||||||
257 | cw = GetCompWindow(pWin)((CompWindowPtr) dixLookupPrivate(&(pWin)->devPrivates , (&CompWindowPrivateKeyRec))); | |||||
258 | if (!cw) | |||||
259 | return BadMatch8; | |||||
260 | ||||||
261 | pPixmap = (*pScreen->GetWindowPixmap) (pWin); | |||||
262 | if (!pPixmap) | |||||
263 | return BadMatch8; | |||||
264 | ||||||
265 | /* security creation/labeling check */ | |||||
266 | rc = XaceHook(XACE_RESOURCE_ACCESS2, client, stuff->pixmap, RT_PIXMAP((RESTYPE)2|((RESTYPE)1<<30)), | |||||
267 | pPixmap, RT_WINDOW((RESTYPE)1|((RESTYPE)1<<30)), pWin, DixCreateAccess(1<<3)); | |||||
268 | if (rc != Success0) | |||||
269 | return rc; | |||||
270 | ||||||
271 | ++pPixmap->refcnt; | |||||
272 | ||||||
273 | if (!AddResourceDarwin_X_AddResource(stuff->pixmap, RT_PIXMAP((RESTYPE)2|((RESTYPE)1<<30)), (void *) pPixmap)) | |||||
274 | return BadAlloc11; | |||||
275 | ||||||
276 | if (pScreen->NameWindowPixmap) { | |||||
277 | rc = pScreen->NameWindowPixmap(pWin, pPixmap, stuff->pixmap); | |||||
278 | if (rc != Success0) { | |||||
279 | FreeResource(stuff->pixmap, RT_NONE((RESTYPE)0)); | |||||
280 | return rc; | |||||
281 | } | |||||
282 | } | |||||
283 | ||||||
284 | return Success0; | |||||
285 | } | |||||
286 | ||||||
287 | static int | |||||
288 | ProcCompositeGetOverlayWindow(ClientPtr client) | |||||
289 | { | |||||
290 | REQUEST(xCompositeGetOverlayWindowReq)xCompositeGetOverlayWindowReq *stuff = (xCompositeGetOverlayWindowReq *)client->requestBuffer; | |||||
291 | xCompositeGetOverlayWindowReply rep; | |||||
292 | WindowPtr pWin; | |||||
293 | ScreenPtr pScreen; | |||||
294 | CompScreenPtr cs; | |||||
295 | CompOverlayClientPtr pOc; | |||||
296 | int rc; | |||||
297 | ||||||
298 | REQUEST_SIZE_MATCH(xCompositeGetOverlayWindowReq)if ((sizeof(xCompositeGetOverlayWindowReq) >> 2) != client ->req_len) return(16); | |||||
299 | VERIFY_WINDOW(pWin, stuff->window, client, DixGetAttrAccess)do { int err; err = dixLookupResourceByType((void **) &pWin , stuff->window, ((RESTYPE)1|((RESTYPE)1<<30)), client , (1<<4)); if (err != 0) { client->errorValue = stuff ->window; return err; } } while (0); | |||||
300 | pScreen = pWin->drawable.pScreen; | |||||
301 | ||||||
302 | /* | |||||
303 | * Create an OverlayClient structure to mark this client's | |||||
304 | * interest in the overlay window | |||||
305 | */ | |||||
306 | pOc = compCreateOverlayClient(pScreen, client); | |||||
307 | if (pOc == NULL((void*)0)) | |||||
308 | return BadAlloc11; | |||||
309 | ||||||
310 | /* | |||||
311 | * Make sure the overlay window exists | |||||
312 | */ | |||||
313 | cs = GetCompScreen(pScreen)((CompScreenPtr) dixLookupPrivate(&(pScreen)->devPrivates , (&CompScreenPrivateKeyRec))); | |||||
314 | if (cs->pOverlayWin == NULL((void*)0)) | |||||
315 | if (!compCreateOverlayWindow(pScreen)) { | |||||
316 | FreeResource(pOc->resource, RT_NONE((RESTYPE)0)); | |||||
317 | return BadAlloc11; | |||||
318 | } | |||||
319 | ||||||
320 | rc = XaceHook(XACE_RESOURCE_ACCESS2, client, cs->pOverlayWin->drawable.id, | |||||
321 | RT_WINDOW((RESTYPE)1|((RESTYPE)1<<30)), cs->pOverlayWin, RT_NONE((RESTYPE)0), NULL((void*)0), DixGetAttrAccess(1<<4)); | |||||
322 | if (rc != Success0) { | |||||
323 | FreeResource(pOc->resource, RT_NONE((RESTYPE)0)); | |||||
324 | return rc; | |||||
325 | } | |||||
326 | ||||||
327 | rep = (xCompositeGetOverlayWindowReply) { | |||||
328 | .type = X_Reply1, | |||||
329 | .sequenceNumber = client->sequence, | |||||
330 | .length = 0, | |||||
331 | .overlayWin = cs->pOverlayWin->drawable.id | |||||
332 | }; | |||||
333 | ||||||
334 | if (client->swapped) { | |||||
335 | swaps(&rep.sequenceNumber)do { if (sizeof(*(&rep.sequenceNumber)) != 2) wrong_size( ); if (__builtin_constant_p((uintptr_t)(&rep.sequenceNumber ) & 1) && ((uintptr_t)(&rep.sequenceNumber) & 1) == 0) *(&rep.sequenceNumber) = lswaps(*(&rep.sequenceNumber )); else swap_uint16((uint16_t *)(&rep.sequenceNumber)); } while (0); | |||||
336 | swapl(&rep.length)do { if (sizeof(*(&rep.length)) != 4) wrong_size(); if (__builtin_constant_p ((uintptr_t)(&rep.length) & 3) && ((uintptr_t )(&rep.length) & 3) == 0) *(&rep.length) = lswapl (*(&rep.length)); else swap_uint32((uint32_t *)(&rep. length)); } while (0); | |||||
337 | swapl(&rep.overlayWin)do { if (sizeof(*(&rep.overlayWin)) != 4) wrong_size(); if (__builtin_constant_p((uintptr_t)(&rep.overlayWin) & 3) && ((uintptr_t)(&rep.overlayWin) & 3) == 0 ) *(&rep.overlayWin) = lswapl(*(&rep.overlayWin)); else swap_uint32((uint32_t *)(&rep.overlayWin)); } while (0); | |||||
338 | } | |||||
339 | WriteToClient(client, sz_xCompositeGetOverlayWindowReplysizeof(xCompositeGetOverlayWindowReply), &rep); | |||||
340 | ||||||
341 | return Success0; | |||||
342 | } | |||||
343 | ||||||
344 | static int | |||||
345 | ProcCompositeReleaseOverlayWindow(ClientPtr client) | |||||
346 | { | |||||
347 | REQUEST(xCompositeReleaseOverlayWindowReq)xCompositeReleaseOverlayWindowReq *stuff = (xCompositeReleaseOverlayWindowReq *)client->requestBuffer; | |||||
348 | WindowPtr pWin; | |||||
349 | CompOverlayClientPtr pOc; | |||||
350 | ||||||
351 | REQUEST_SIZE_MATCH(xCompositeReleaseOverlayWindowReq)if ((sizeof(xCompositeReleaseOverlayWindowReq) >> 2) != client->req_len) return(16); | |||||
352 | VERIFY_WINDOW(pWin, stuff->window, client, DixGetAttrAccess)do { int err; err = dixLookupResourceByType((void **) &pWin , stuff->window, ((RESTYPE)1|((RESTYPE)1<<30)), client , (1<<4)); if (err != 0) { client->errorValue = stuff ->window; return err; } } while (0); | |||||
353 | ||||||
354 | /* | |||||
355 | * Has client queried a reference to the overlay window | |||||
356 | * on this screen? If not, generate an error. | |||||
357 | */ | |||||
358 | pOc = compFindOverlayClient(pWin->drawable.pScreen, client); | |||||
359 | if (pOc == NULL((void*)0)) | |||||
360 | return BadMatch8; | |||||
361 | ||||||
362 | /* The delete function will free the client structure */ | |||||
363 | FreeResource(pOc->resource, RT_NONE((RESTYPE)0)); | |||||
364 | ||||||
365 | return Success0; | |||||
366 | } | |||||
367 | ||||||
368 | static int (*ProcCompositeVector[CompositeNumberRequests(8 + 1)]) (ClientPtr) = { | |||||
369 | ProcCompositeQueryVersion, | |||||
370 | ProcCompositeRedirectWindow, | |||||
371 | ProcCompositeRedirectSubwindows, | |||||
372 | ProcCompositeUnredirectWindow, | |||||
373 | ProcCompositeUnredirectSubwindows, | |||||
374 | ProcCompositeCreateRegionFromBorderClip, | |||||
375 | ProcCompositeNameWindowPixmap, | |||||
376 | ProcCompositeGetOverlayWindow, ProcCompositeReleaseOverlayWindow,}; | |||||
377 | ||||||
378 | static int | |||||
379 | ProcCompositeDispatch(ClientPtr client) | |||||
380 | { | |||||
381 | REQUEST(xReq)xReq *stuff = (xReq *)client->requestBuffer; | |||||
382 | ||||||
383 | if (stuff->data < CompositeNumberRequests(8 + 1)) | |||||
384 | return (*ProcCompositeVector[stuff->data]) (client); | |||||
385 | else | |||||
386 | return BadRequest1; | |||||
387 | } | |||||
388 | ||||||
389 | static int | |||||
390 | SProcCompositeQueryVersion(ClientPtr client) | |||||
391 | { | |||||
392 | REQUEST(xCompositeQueryVersionReq)xCompositeQueryVersionReq *stuff = (xCompositeQueryVersionReq *)client->requestBuffer; | |||||
393 | ||||||
394 | swaps(&stuff->length)do { if (sizeof(*(&stuff->length)) != 2) wrong_size(); if (__builtin_constant_p((uintptr_t)(&stuff->length) & 1) && ((uintptr_t)(&stuff->length) & 1) == 0) *(&stuff->length) = lswaps(*(&stuff->length )); else swap_uint16((uint16_t *)(&stuff->length)); } while (0); | |||||
395 | REQUEST_SIZE_MATCH(xCompositeQueryVersionReq)if ((sizeof(xCompositeQueryVersionReq) >> 2) != client-> req_len) return(16); | |||||
396 | swapl(&stuff->majorVersion)do { if (sizeof(*(&stuff->majorVersion)) != 4) wrong_size (); if (__builtin_constant_p((uintptr_t)(&stuff->majorVersion ) & 3) && ((uintptr_t)(&stuff->majorVersion ) & 3) == 0) *(&stuff->majorVersion) = lswapl(*(& stuff->majorVersion)); else swap_uint32((uint32_t *)(& stuff->majorVersion)); } while (0); | |||||
397 | swapl(&stuff->minorVersion)do { if (sizeof(*(&stuff->minorVersion)) != 4) wrong_size (); if (__builtin_constant_p((uintptr_t)(&stuff->minorVersion ) & 3) && ((uintptr_t)(&stuff->minorVersion ) & 3) == 0) *(&stuff->minorVersion) = lswapl(*(& stuff->minorVersion)); else swap_uint32((uint32_t *)(& stuff->minorVersion)); } while (0); | |||||
398 | return (*ProcCompositeVector[stuff->compositeReqType]) (client); | |||||
399 | } | |||||
400 | ||||||
401 | static int | |||||
402 | SProcCompositeRedirectWindow(ClientPtr client) | |||||
403 | { | |||||
404 | REQUEST(xCompositeRedirectWindowReq)xCompositeRedirectWindowReq *stuff = (xCompositeRedirectWindowReq *)client->requestBuffer; | |||||
405 | ||||||
406 | swaps(&stuff->length)do { if (sizeof(*(&stuff->length)) != 2) wrong_size(); if (__builtin_constant_p((uintptr_t)(&stuff->length) & 1) && ((uintptr_t)(&stuff->length) & 1) == 0) *(&stuff->length) = lswaps(*(&stuff->length )); else swap_uint16((uint16_t *)(&stuff->length)); } while (0); | |||||
407 | REQUEST_SIZE_MATCH(xCompositeRedirectWindowReq)if ((sizeof(xCompositeRedirectWindowReq) >> 2) != client ->req_len) return(16); | |||||
408 | swapl(&stuff->window)do { if (sizeof(*(&stuff->window)) != 4) wrong_size(); if (__builtin_constant_p((uintptr_t)(&stuff->window) & 3) && ((uintptr_t)(&stuff->window) & 3) == 0) *(&stuff->window) = lswapl(*(&stuff->window )); else swap_uint32((uint32_t *)(&stuff->window)); } while (0); | |||||
409 | return (*ProcCompositeVector[stuff->compositeReqType]) (client); | |||||
410 | } | |||||
411 | ||||||
412 | static int | |||||
413 | SProcCompositeRedirectSubwindows(ClientPtr client) | |||||
414 | { | |||||
415 | REQUEST(xCompositeRedirectSubwindowsReq)xCompositeRedirectSubwindowsReq *stuff = (xCompositeRedirectSubwindowsReq *)client->requestBuffer; | |||||
416 | ||||||
417 | swaps(&stuff->length)do { if (sizeof(*(&stuff->length)) != 2) wrong_size(); if (__builtin_constant_p((uintptr_t)(&stuff->length) & 1) && ((uintptr_t)(&stuff->length) & 1) == 0) *(&stuff->length) = lswaps(*(&stuff->length )); else swap_uint16((uint16_t *)(&stuff->length)); } while (0); | |||||
418 | REQUEST_SIZE_MATCH(xCompositeRedirectSubwindowsReq)if ((sizeof(xCompositeRedirectSubwindowsReq) >> 2) != client ->req_len) return(16); | |||||
419 | swapl(&stuff->window)do { if (sizeof(*(&stuff->window)) != 4) wrong_size(); if (__builtin_constant_p((uintptr_t)(&stuff->window) & 3) && ((uintptr_t)(&stuff->window) & 3) == 0) *(&stuff->window) = lswapl(*(&stuff->window )); else swap_uint32((uint32_t *)(&stuff->window)); } while (0); | |||||
420 | return (*ProcCompositeVector[stuff->compositeReqType]) (client); | |||||
421 | } | |||||
422 | ||||||
423 | static int | |||||
424 | SProcCompositeUnredirectWindow(ClientPtr client) | |||||
425 | { | |||||
426 | REQUEST(xCompositeUnredirectWindowReq)xCompositeUnredirectWindowReq *stuff = (xCompositeUnredirectWindowReq *)client->requestBuffer; | |||||
427 | ||||||
428 | swaps(&stuff->length)do { if (sizeof(*(&stuff->length)) != 2) wrong_size(); if (__builtin_constant_p((uintptr_t)(&stuff->length) & 1) && ((uintptr_t)(&stuff->length) & 1) == 0) *(&stuff->length) = lswaps(*(&stuff->length )); else swap_uint16((uint16_t *)(&stuff->length)); } while (0); | |||||
429 | REQUEST_SIZE_MATCH(xCompositeUnredirectWindowReq)if ((sizeof(xCompositeUnredirectWindowReq) >> 2) != client ->req_len) return(16); | |||||
430 | swapl(&stuff->window)do { if (sizeof(*(&stuff->window)) != 4) wrong_size(); if (__builtin_constant_p((uintptr_t)(&stuff->window) & 3) && ((uintptr_t)(&stuff->window) & 3) == 0) *(&stuff->window) = lswapl(*(&stuff->window )); else swap_uint32((uint32_t *)(&stuff->window)); } while (0); | |||||
431 | return (*ProcCompositeVector[stuff->compositeReqType]) (client); | |||||
432 | } | |||||
433 | ||||||
434 | static int | |||||
435 | SProcCompositeUnredirectSubwindows(ClientPtr client) | |||||
436 | { | |||||
437 | REQUEST(xCompositeUnredirectSubwindowsReq)xCompositeUnredirectSubwindowsReq *stuff = (xCompositeUnredirectSubwindowsReq *)client->requestBuffer; | |||||
438 | ||||||
439 | swaps(&stuff->length)do { if (sizeof(*(&stuff->length)) != 2) wrong_size(); if (__builtin_constant_p((uintptr_t)(&stuff->length) & 1) && ((uintptr_t)(&stuff->length) & 1) == 0) *(&stuff->length) = lswaps(*(&stuff->length )); else swap_uint16((uint16_t *)(&stuff->length)); } while (0); | |||||
440 | REQUEST_SIZE_MATCH(xCompositeUnredirectSubwindowsReq)if ((sizeof(xCompositeUnredirectSubwindowsReq) >> 2) != client->req_len) return(16); | |||||
441 | swapl(&stuff->window)do { if (sizeof(*(&stuff->window)) != 4) wrong_size(); if (__builtin_constant_p((uintptr_t)(&stuff->window) & 3) && ((uintptr_t)(&stuff->window) & 3) == 0) *(&stuff->window) = lswapl(*(&stuff->window )); else swap_uint32((uint32_t *)(&stuff->window)); } while (0); | |||||
442 | return (*ProcCompositeVector[stuff->compositeReqType]) (client); | |||||
443 | } | |||||
444 | ||||||
445 | static int | |||||
446 | SProcCompositeCreateRegionFromBorderClip(ClientPtr client) | |||||
447 | { | |||||
448 | REQUEST(xCompositeCreateRegionFromBorderClipReq)xCompositeCreateRegionFromBorderClipReq *stuff = (xCompositeCreateRegionFromBorderClipReq *)client->requestBuffer; | |||||
449 | ||||||
450 | swaps(&stuff->length)do { if (sizeof(*(&stuff->length)) != 2) wrong_size(); if (__builtin_constant_p((uintptr_t)(&stuff->length) & 1) && ((uintptr_t)(&stuff->length) & 1) == 0) *(&stuff->length) = lswaps(*(&stuff->length )); else swap_uint16((uint16_t *)(&stuff->length)); } while (0); | |||||
451 | REQUEST_SIZE_MATCH(xCompositeCreateRegionFromBorderClipReq)if ((sizeof(xCompositeCreateRegionFromBorderClipReq) >> 2) != client->req_len) return(16); | |||||
452 | swapl(&stuff->region)do { if (sizeof(*(&stuff->region)) != 4) wrong_size(); if (__builtin_constant_p((uintptr_t)(&stuff->region) & 3) && ((uintptr_t)(&stuff->region) & 3) == 0) *(&stuff->region) = lswapl(*(&stuff->region )); else swap_uint32((uint32_t *)(&stuff->region)); } while (0); | |||||
453 | swapl(&stuff->window)do { if (sizeof(*(&stuff->window)) != 4) wrong_size(); if (__builtin_constant_p((uintptr_t)(&stuff->window) & 3) && ((uintptr_t)(&stuff->window) & 3) == 0) *(&stuff->window) = lswapl(*(&stuff->window )); else swap_uint32((uint32_t *)(&stuff->window)); } while (0); | |||||
454 | return (*ProcCompositeVector[stuff->compositeReqType]) (client); | |||||
455 | } | |||||
456 | ||||||
457 | static int | |||||
458 | SProcCompositeNameWindowPixmap(ClientPtr client) | |||||
459 | { | |||||
460 | REQUEST(xCompositeNameWindowPixmapReq)xCompositeNameWindowPixmapReq *stuff = (xCompositeNameWindowPixmapReq *)client->requestBuffer; | |||||
461 | ||||||
462 | swaps(&stuff->length)do { if (sizeof(*(&stuff->length)) != 2) wrong_size(); if (__builtin_constant_p((uintptr_t)(&stuff->length) & 1) && ((uintptr_t)(&stuff->length) & 1) == 0) *(&stuff->length) = lswaps(*(&stuff->length )); else swap_uint16((uint16_t *)(&stuff->length)); } while (0); | |||||
463 | REQUEST_SIZE_MATCH(xCompositeNameWindowPixmapReq)if ((sizeof(xCompositeNameWindowPixmapReq) >> 2) != client ->req_len) return(16); | |||||
464 | swapl(&stuff->window)do { if (sizeof(*(&stuff->window)) != 4) wrong_size(); if (__builtin_constant_p((uintptr_t)(&stuff->window) & 3) && ((uintptr_t)(&stuff->window) & 3) == 0) *(&stuff->window) = lswapl(*(&stuff->window )); else swap_uint32((uint32_t *)(&stuff->window)); } while (0); | |||||
465 | swapl(&stuff->pixmap)do { if (sizeof(*(&stuff->pixmap)) != 4) wrong_size(); if (__builtin_constant_p((uintptr_t)(&stuff->pixmap) & 3) && ((uintptr_t)(&stuff->pixmap) & 3) == 0) *(&stuff->pixmap) = lswapl(*(&stuff->pixmap )); else swap_uint32((uint32_t *)(&stuff->pixmap)); } while (0); | |||||
466 | return (*ProcCompositeVector[stuff->compositeReqType]) (client); | |||||
467 | } | |||||
468 | ||||||
469 | static int | |||||
470 | SProcCompositeGetOverlayWindow(ClientPtr client) | |||||
471 | { | |||||
472 | REQUEST(xCompositeGetOverlayWindowReq)xCompositeGetOverlayWindowReq *stuff = (xCompositeGetOverlayWindowReq *)client->requestBuffer; | |||||
473 | ||||||
474 | swaps(&stuff->length)do { if (sizeof(*(&stuff->length)) != 2) wrong_size(); if (__builtin_constant_p((uintptr_t)(&stuff->length) & 1) && ((uintptr_t)(&stuff->length) & 1) == 0) *(&stuff->length) = lswaps(*(&stuff->length )); else swap_uint16((uint16_t *)(&stuff->length)); } while (0); | |||||
475 | REQUEST_SIZE_MATCH(xCompositeGetOverlayWindowReq)if ((sizeof(xCompositeGetOverlayWindowReq) >> 2) != client ->req_len) return(16); | |||||
476 | swapl(&stuff->window)do { if (sizeof(*(&stuff->window)) != 4) wrong_size(); if (__builtin_constant_p((uintptr_t)(&stuff->window) & 3) && ((uintptr_t)(&stuff->window) & 3) == 0) *(&stuff->window) = lswapl(*(&stuff->window )); else swap_uint32((uint32_t *)(&stuff->window)); } while (0); | |||||
477 | return (*ProcCompositeVector[stuff->compositeReqType]) (client); | |||||
478 | } | |||||
479 | ||||||
480 | static int | |||||
481 | SProcCompositeReleaseOverlayWindow(ClientPtr client) | |||||
482 | { | |||||
483 | REQUEST(xCompositeReleaseOverlayWindowReq)xCompositeReleaseOverlayWindowReq *stuff = (xCompositeReleaseOverlayWindowReq *)client->requestBuffer; | |||||
484 | ||||||
485 | swaps(&stuff->length)do { if (sizeof(*(&stuff->length)) != 2) wrong_size(); if (__builtin_constant_p((uintptr_t)(&stuff->length) & 1) && ((uintptr_t)(&stuff->length) & 1) == 0) *(&stuff->length) = lswaps(*(&stuff->length )); else swap_uint16((uint16_t *)(&stuff->length)); } while (0); | |||||
486 | REQUEST_SIZE_MATCH(xCompositeReleaseOverlayWindowReq)if ((sizeof(xCompositeReleaseOverlayWindowReq) >> 2) != client->req_len) return(16); | |||||
487 | swapl(&stuff->window)do { if (sizeof(*(&stuff->window)) != 4) wrong_size(); if (__builtin_constant_p((uintptr_t)(&stuff->window) & 3) && ((uintptr_t)(&stuff->window) & 3) == 0) *(&stuff->window) = lswapl(*(&stuff->window )); else swap_uint32((uint32_t *)(&stuff->window)); } while (0); | |||||
488 | return (*ProcCompositeVector[stuff->compositeReqType]) (client); | |||||
489 | } | |||||
490 | ||||||
491 | static int (*SProcCompositeVector[CompositeNumberRequests(8 + 1)]) (ClientPtr) = { | |||||
492 | SProcCompositeQueryVersion, | |||||
493 | SProcCompositeRedirectWindow, | |||||
494 | SProcCompositeRedirectSubwindows, | |||||
495 | SProcCompositeUnredirectWindow, | |||||
496 | SProcCompositeUnredirectSubwindows, | |||||
497 | SProcCompositeCreateRegionFromBorderClip, | |||||
498 | SProcCompositeNameWindowPixmap, | |||||
499 | SProcCompositeGetOverlayWindow, SProcCompositeReleaseOverlayWindow,}; | |||||
500 | ||||||
501 | static int | |||||
502 | SProcCompositeDispatch(ClientPtr client) | |||||
503 | { | |||||
504 | REQUEST(xReq)xReq *stuff = (xReq *)client->requestBuffer; | |||||
505 | ||||||
506 | if (stuff->data < CompositeNumberRequests(8 + 1)) | |||||
507 | return (*SProcCompositeVector[stuff->data]) (client); | |||||
508 | else | |||||
509 | return BadRequest1; | |||||
510 | } | |||||
511 | ||||||
512 | /** @see GetDefaultBytes */ | |||||
513 | static void | |||||
514 | GetCompositeClientWindowBytes(void *value, XID id, ResourceSizePtr size) | |||||
515 | { | |||||
516 | WindowPtr window = value; | |||||
517 | ||||||
518 | /* Currently only pixmap bytes are reported to clients. */ | |||||
519 | size->resourceSize = 0; | |||||
520 | ||||||
521 | /* Calculate pixmap reference sizes. */ | |||||
522 | size->pixmapRefSize = 0; | |||||
523 | if (window->redirectDraw != RedirectDrawNone0) | |||||
524 | { | |||||
525 | SizeType pixmapSizeFunc = GetResourceTypeSizeFunc(RT_PIXMAP((RESTYPE)2|((RESTYPE)1<<30))); | |||||
526 | ResourceSizeRec pixmapSize = { 0, 0 }; | |||||
527 | ScreenPtr screen = window->drawable.pScreen; | |||||
528 | PixmapPtr pixmap = screen->GetWindowPixmap(window); | |||||
529 | pixmapSizeFunc(pixmap, pixmap->drawable.id, &pixmapSize); | |||||
530 | size->pixmapRefSize += pixmapSize.pixmapRefSize; | |||||
531 | } | |||||
532 | } | |||||
533 | ||||||
534 | void | |||||
535 | CompositeExtensionInit(void) | |||||
536 | { | |||||
537 | ExtensionEntry *extEntry; | |||||
538 | int s; | |||||
539 | ||||||
540 | /* Assume initialization is going to fail */ | |||||
541 | noCompositeExtension = TRUE1; | |||||
542 | ||||||
543 | for (s = 0; s < screenInfo.numScreens; s++) { | |||||
544 | ScreenPtr pScreen = screenInfo.screens[s]; | |||||
545 | VisualPtr vis; | |||||
546 | ||||||
547 | /* Composite on 8bpp pseudocolor root windows appears to fail, so | |||||
548 | * just disable it on anything pseudocolor for safety. | |||||
549 | */ | |||||
550 | for (vis = pScreen->visuals; vis->vid != pScreen->rootVisual; vis++); | |||||
551 | if ((vis->class | DynamicClass1) == PseudoColor3) | |||||
552 | return; | |||||
553 | ||||||
554 | /* Ensure that Render is initialized, which is required for automatic | |||||
555 | * compositing. | |||||
556 | */ | |||||
557 | if (GetPictureScreenIfSet(pScreen)(dixPrivateKeyRegistered((&PictureScreenPrivateKeyRec)) ? ((PictureScreenPtr)dixLookupPrivate(&(pScreen)->devPrivates , (&PictureScreenPrivateKeyRec))) : ((void*)0)) == NULL((void*)0)) | |||||
558 | return; | |||||
559 | } | |||||
560 | ||||||
561 | CompositeClientWindowType = CreateNewResourceType | |||||
562 | (FreeCompositeClientWindow, "CompositeClientWindow"); | |||||
563 | if (!CompositeClientWindowType) | |||||
564 | return; | |||||
565 | ||||||
566 | SetResourceTypeSizeFunc(CompositeClientWindowType, | |||||
567 | GetCompositeClientWindowBytes); | |||||
568 | ||||||
569 | CompositeClientSubwindowsType = CreateNewResourceType | |||||
570 | (FreeCompositeClientSubwindows, "CompositeClientSubwindows"); | |||||
571 | if (!CompositeClientSubwindowsType) | |||||
572 | return; | |||||
573 | ||||||
574 | CompositeClientOverlayType = CreateNewResourceType | |||||
575 | (FreeCompositeClientOverlay, "CompositeClientOverlay"); | |||||
576 | if (!CompositeClientOverlayType) | |||||
577 | return; | |||||
578 | ||||||
579 | if (!dixRegisterPrivateKey(&CompositeClientPrivateKeyRec, PRIVATE_CLIENT, | |||||
580 | sizeof(CompositeClientRec))) | |||||
581 | return; | |||||
582 | ||||||
583 | if (!AddCallback(&ClientStateCallback, CompositeClientCallback, 0)) | |||||
584 | return; | |||||
585 | ||||||
586 | for (s = 0; s < screenInfo.numScreens; s++) | |||||
587 | if (!compScreenInit(screenInfo.screens[s])) | |||||
588 | return; | |||||
589 | ||||||
590 | extEntry = AddExtension(COMPOSITE_NAME"Composite", 0, 0, | |||||
591 | ProcCompositeDispatch, SProcCompositeDispatch, | |||||
592 | NULL((void*)0), StandardMinorOpcode); | |||||
593 | if (!extEntry) | |||||
594 | return; | |||||
595 | CompositeReqCode = (CARD8) extEntry->base; | |||||
596 | ||||||
597 | /* Initialization succeeded */ | |||||
598 | noCompositeExtension = FALSE0; | |||||
599 | } | |||||
600 | ||||||
601 | #ifdef PANORAMIX1 | |||||
602 | #include "panoramiXsrv.h" | |||||
603 | ||||||
604 | int (*PanoramiXSaveCompositeVector[CompositeNumberRequests(8 + 1)]) (ClientPtr); | |||||
605 | ||||||
606 | static int | |||||
607 | PanoramiXCompositeRedirectWindow(ClientPtr client) | |||||
608 | { | |||||
609 | PanoramiXRes *win; | |||||
610 | int rc = 0, j; | |||||
611 | ||||||
612 | REQUEST(xCompositeRedirectWindowReq)xCompositeRedirectWindowReq *stuff = (xCompositeRedirectWindowReq *)client->requestBuffer; | |||||
613 | ||||||
614 | REQUEST_SIZE_MATCH(xCompositeRedirectWindowReq)if ((sizeof(xCompositeRedirectWindowReq) >> 2) != client ->req_len) return(16); | |||||
615 | ||||||
616 | if ((rc = dixLookupResourceByType((void **) &win, stuff->window, XRT_WINDOW, | |||||
617 | client, DixUnknownAccess0))) { | |||||
618 | client->errorValue = stuff->window; | |||||
619 | return rc; | |||||
620 | } | |||||
621 | ||||||
622 | FOR_NSCREENS_FORWARD(j)for(j = 0; j < PanoramiXNumScreens; j++) { | |||||
623 | stuff->window = win->info[j].id; | |||||
624 | rc = (*PanoramiXSaveCompositeVector[stuff->compositeReqType]) (client); | |||||
625 | if (rc != Success0) | |||||
626 | break; | |||||
627 | } | |||||
628 | ||||||
629 | return rc; | |||||
630 | } | |||||
631 | ||||||
632 | static int | |||||
633 | PanoramiXCompositeRedirectSubwindows(ClientPtr client) | |||||
634 | { | |||||
635 | PanoramiXRes *win; | |||||
636 | int rc = 0, j; | |||||
637 | ||||||
638 | REQUEST(xCompositeRedirectSubwindowsReq)xCompositeRedirectSubwindowsReq *stuff = (xCompositeRedirectSubwindowsReq *)client->requestBuffer; | |||||
639 | ||||||
640 | REQUEST_SIZE_MATCH(xCompositeRedirectSubwindowsReq)if ((sizeof(xCompositeRedirectSubwindowsReq) >> 2) != client ->req_len) return(16); | |||||
641 | ||||||
642 | if ((rc = dixLookupResourceByType((void **) &win, stuff->window, XRT_WINDOW, | |||||
643 | client, DixUnknownAccess0))) { | |||||
644 | client->errorValue = stuff->window; | |||||
645 | return rc; | |||||
646 | } | |||||
647 | ||||||
648 | FOR_NSCREENS_FORWARD(j)for(j = 0; j < PanoramiXNumScreens; j++) { | |||||
649 | stuff->window = win->info[j].id; | |||||
650 | rc = (*PanoramiXSaveCompositeVector[stuff->compositeReqType]) (client); | |||||
651 | if (rc != Success0) | |||||
652 | break; | |||||
653 | } | |||||
654 | ||||||
655 | return rc; | |||||
656 | } | |||||
657 | ||||||
658 | static int | |||||
659 | PanoramiXCompositeUnredirectWindow(ClientPtr client) | |||||
660 | { | |||||
661 | PanoramiXRes *win; | |||||
662 | int rc = 0, j; | |||||
663 | ||||||
664 | REQUEST(xCompositeUnredirectWindowReq)xCompositeUnredirectWindowReq *stuff = (xCompositeUnredirectWindowReq *)client->requestBuffer; | |||||
665 | ||||||
666 | REQUEST_SIZE_MATCH(xCompositeUnredirectWindowReq)if ((sizeof(xCompositeUnredirectWindowReq) >> 2) != client ->req_len) return(16); | |||||
667 | ||||||
668 | if ((rc = dixLookupResourceByType((void **) &win, stuff->window, XRT_WINDOW, | |||||
669 | client, DixUnknownAccess0))) { | |||||
670 | client->errorValue = stuff->window; | |||||
671 | return rc; | |||||
672 | } | |||||
673 | ||||||
674 | FOR_NSCREENS_FORWARD(j)for(j = 0; j < PanoramiXNumScreens; j++) { | |||||
675 | stuff->window = win->info[j].id; | |||||
676 | rc = (*PanoramiXSaveCompositeVector[stuff->compositeReqType]) (client); | |||||
677 | if (rc != Success0) | |||||
678 | break; | |||||
679 | } | |||||
680 | ||||||
681 | return rc; | |||||
682 | } | |||||
683 | ||||||
684 | static int | |||||
685 | PanoramiXCompositeUnredirectSubwindows(ClientPtr client) | |||||
686 | { | |||||
687 | PanoramiXRes *win; | |||||
688 | int rc = 0, j; | |||||
689 | ||||||
690 | REQUEST(xCompositeUnredirectSubwindowsReq)xCompositeUnredirectSubwindowsReq *stuff = (xCompositeUnredirectSubwindowsReq *)client->requestBuffer; | |||||
691 | ||||||
692 | REQUEST_SIZE_MATCH(xCompositeUnredirectSubwindowsReq)if ((sizeof(xCompositeUnredirectSubwindowsReq) >> 2) != client->req_len) return(16); | |||||
693 | ||||||
694 | if ((rc = dixLookupResourceByType((void **) &win, stuff->window, XRT_WINDOW, | |||||
695 | client, DixUnknownAccess0))) { | |||||
696 | client->errorValue = stuff->window; | |||||
697 | return rc; | |||||
698 | } | |||||
699 | ||||||
700 | FOR_NSCREENS_FORWARD(j)for(j = 0; j < PanoramiXNumScreens; j++) { | |||||
701 | stuff->window = win->info[j].id; | |||||
702 | rc = (*PanoramiXSaveCompositeVector[stuff->compositeReqType]) (client); | |||||
703 | if (rc != Success0) | |||||
704 | break; | |||||
705 | } | |||||
706 | ||||||
707 | return rc; | |||||
708 | } | |||||
709 | ||||||
710 | static int | |||||
711 | PanoramiXCompositeNameWindowPixmap(ClientPtr client) | |||||
712 | { | |||||
713 | WindowPtr pWin; | |||||
714 | CompWindowPtr cw; | |||||
715 | PixmapPtr pPixmap; | |||||
716 | int rc; | |||||
717 | PanoramiXRes *win, *newPix; | |||||
718 | int i; | |||||
719 | ||||||
720 | REQUEST(xCompositeNameWindowPixmapReq)xCompositeNameWindowPixmapReq *stuff = (xCompositeNameWindowPixmapReq *)client->requestBuffer; | |||||
721 | ||||||
722 | REQUEST_SIZE_MATCH(xCompositeNameWindowPixmapReq)if ((sizeof(xCompositeNameWindowPixmapReq) >> 2) != client ->req_len) return(16); | |||||
723 | ||||||
724 | if ((rc = dixLookupResourceByType((void **) &win, stuff->window, XRT_WINDOW, | |||||
| ||||||
725 | client, DixUnknownAccess0))) { | |||||
726 | client->errorValue = stuff->window; | |||||
727 | return rc; | |||||
728 | } | |||||
729 | ||||||
730 | LEGAL_NEW_RESOURCE(stuff->pixmap, client)if (!LegalNewID(stuff->pixmap,client)) { client->errorValue = stuff->pixmap; return 14; }; | |||||
731 | ||||||
732 | if (!(newPix = malloc(sizeof(PanoramiXRes)))) | |||||
733 | return BadAlloc11; | |||||
734 | ||||||
735 | newPix->type = XRT_PIXMAP; | |||||
736 | newPix->u.pix.shared = FALSE0; | |||||
737 | panoramix_setup_ids(newPix, client, stuff->pixmap); | |||||
738 | ||||||
739 | FOR_NSCREENS(i)for(i = 0; i < PanoramiXNumScreens; i++) { | |||||
740 | rc = dixLookupResourceByType((void **) &pWin, win->info[i].id, | |||||
741 | RT_WINDOW((RESTYPE)1|((RESTYPE)1<<30)), client, DixGetAttrAccess(1<<4)); | |||||
742 | if (rc != Success0) { | |||||
743 | client->errorValue = stuff->window; | |||||
744 | free(newPix); | |||||
745 | return rc; | |||||
746 | } | |||||
747 | ||||||
748 | if (!pWin->viewable) { | |||||
749 | free(newPix); | |||||
750 | return BadMatch8; | |||||
751 | } | |||||
752 | ||||||
753 | cw = GetCompWindow(pWin)((CompWindowPtr) dixLookupPrivate(&(pWin)->devPrivates , (&CompWindowPrivateKeyRec))); | |||||
754 | if (!cw) { | |||||
755 | free(newPix); | |||||
756 | return BadMatch8; | |||||
757 | } | |||||
758 | ||||||
759 | pPixmap = (*pWin->drawable.pScreen->GetWindowPixmap) (pWin); | |||||
760 | if (!pPixmap) { | |||||
761 | free(newPix); | |||||
762 | return BadMatch8; | |||||
763 | } | |||||
764 | ||||||
765 | if (!AddResourceDarwin_X_AddResource(newPix->info[i].id, RT_PIXMAP((RESTYPE)2|((RESTYPE)1<<30)), (void *) pPixmap)) | |||||
766 | return BadAlloc11; | |||||
| ||||||
767 | ||||||
768 | ++pPixmap->refcnt; | |||||
769 | } | |||||
770 | ||||||
771 | if (!AddResourceDarwin_X_AddResource(stuff->pixmap, XRT_PIXMAP, (void *) newPix)) | |||||
772 | return BadAlloc11; | |||||
773 | ||||||
774 | return Success0; | |||||
775 | } | |||||
776 | ||||||
777 | static int | |||||
778 | PanoramiXCompositeGetOverlayWindow(ClientPtr client) | |||||
779 | { | |||||
780 | REQUEST(xCompositeGetOverlayWindowReq)xCompositeGetOverlayWindowReq *stuff = (xCompositeGetOverlayWindowReq *)client->requestBuffer; | |||||
781 | xCompositeGetOverlayWindowReply rep; | |||||
782 | WindowPtr pWin; | |||||
783 | ScreenPtr pScreen; | |||||
784 | CompScreenPtr cs; | |||||
785 | CompOverlayClientPtr pOc; | |||||
786 | int rc; | |||||
787 | PanoramiXRes *win, *overlayWin = NULL((void*)0); | |||||
788 | int i; | |||||
789 | ||||||
790 | REQUEST_SIZE_MATCH(xCompositeGetOverlayWindowReq)if ((sizeof(xCompositeGetOverlayWindowReq) >> 2) != client ->req_len) return(16); | |||||
791 | ||||||
792 | if ((rc = dixLookupResourceByType((void **) &win, stuff->window, XRT_WINDOW, | |||||
793 | client, DixUnknownAccess0))) { | |||||
794 | client->errorValue = stuff->window; | |||||
795 | return rc; | |||||
796 | } | |||||
797 | ||||||
798 | cs = GetCompScreen(screenInfo.screens[0])((CompScreenPtr) dixLookupPrivate(&(screenInfo.screens[0] )->devPrivates, (&CompScreenPrivateKeyRec))); | |||||
799 | if (!cs->pOverlayWin) { | |||||
800 | if (!(overlayWin = malloc(sizeof(PanoramiXRes)))) | |||||
801 | return BadAlloc11; | |||||
802 | ||||||
803 | overlayWin->type = XRT_WINDOW; | |||||
804 | overlayWin->u.win.root = FALSE0; | |||||
805 | } | |||||
806 | ||||||
807 | FOR_NSCREENS_BACKWARD(i)for(i = PanoramiXNumScreens - 1; i >= 0; i--) { | |||||
808 | rc = dixLookupResourceByType((void **) &pWin, win->info[i].id, | |||||
809 | RT_WINDOW((RESTYPE)1|((RESTYPE)1<<30)), client, DixGetAttrAccess(1<<4)); | |||||
810 | if (rc != Success0) { | |||||
811 | client->errorValue = stuff->window; | |||||
812 | free(overlayWin); | |||||
813 | return rc; | |||||
814 | } | |||||
815 | pScreen = pWin->drawable.pScreen; | |||||
816 | ||||||
817 | /* | |||||
818 | * Create an OverlayClient structure to mark this client's | |||||
819 | * interest in the overlay window | |||||
820 | */ | |||||
821 | pOc = compCreateOverlayClient(pScreen, client); | |||||
822 | if (pOc == NULL((void*)0)) { | |||||
823 | free(overlayWin); | |||||
824 | return BadAlloc11; | |||||
825 | } | |||||
826 | ||||||
827 | /* | |||||
828 | * Make sure the overlay window exists | |||||
829 | */ | |||||
830 | cs = GetCompScreen(pScreen)((CompScreenPtr) dixLookupPrivate(&(pScreen)->devPrivates , (&CompScreenPrivateKeyRec))); | |||||
831 | if (cs->pOverlayWin == NULL((void*)0)) | |||||
832 | if (!compCreateOverlayWindow(pScreen)) { | |||||
833 | FreeResource(pOc->resource, RT_NONE((RESTYPE)0)); | |||||
834 | free(overlayWin); | |||||
835 | return BadAlloc11; | |||||
836 | } | |||||
837 | ||||||
838 | rc = XaceHook(XACE_RESOURCE_ACCESS2, client, | |||||
839 | cs->pOverlayWin->drawable.id, | |||||
840 | RT_WINDOW((RESTYPE)1|((RESTYPE)1<<30)), cs->pOverlayWin, RT_NONE((RESTYPE)0), NULL((void*)0), | |||||
841 | DixGetAttrAccess(1<<4)); | |||||
842 | if (rc != Success0) { | |||||
843 | FreeResource(pOc->resource, RT_NONE((RESTYPE)0)); | |||||
844 | free(overlayWin); | |||||
845 | return rc; | |||||
846 | } | |||||
847 | } | |||||
848 | ||||||
849 | if (overlayWin) { | |||||
850 | FOR_NSCREENS(i)for(i = 0; i < PanoramiXNumScreens; i++) { | |||||
851 | cs = GetCompScreen(screenInfo.screens[i])((CompScreenPtr) dixLookupPrivate(&(screenInfo.screens[i] )->devPrivates, (&CompScreenPrivateKeyRec))); | |||||
852 | overlayWin->info[i].id = cs->pOverlayWin->drawable.id; | |||||
853 | } | |||||
854 | ||||||
855 | AddResourceDarwin_X_AddResource(overlayWin->info[0].id, XRT_WINDOW, overlayWin); | |||||
856 | } | |||||
857 | ||||||
858 | cs = GetCompScreen(screenInfo.screens[0])((CompScreenPtr) dixLookupPrivate(&(screenInfo.screens[0] )->devPrivates, (&CompScreenPrivateKeyRec))); | |||||
859 | ||||||
860 | rep = (xCompositeGetOverlayWindowReply) { | |||||
861 | .type = X_Reply1, | |||||
862 | .sequenceNumber = client->sequence, | |||||
863 | .length = 0, | |||||
864 | .overlayWin = cs->pOverlayWin->drawable.id | |||||
865 | }; | |||||
866 | ||||||
867 | if (client->swapped) { | |||||
868 | swaps(&rep.sequenceNumber)do { if (sizeof(*(&rep.sequenceNumber)) != 2) wrong_size( ); if (__builtin_constant_p((uintptr_t)(&rep.sequenceNumber ) & 1) && ((uintptr_t)(&rep.sequenceNumber) & 1) == 0) *(&rep.sequenceNumber) = lswaps(*(&rep.sequenceNumber )); else swap_uint16((uint16_t *)(&rep.sequenceNumber)); } while (0); | |||||
869 | swapl(&rep.length)do { if (sizeof(*(&rep.length)) != 4) wrong_size(); if (__builtin_constant_p ((uintptr_t)(&rep.length) & 3) && ((uintptr_t )(&rep.length) & 3) == 0) *(&rep.length) = lswapl (*(&rep.length)); else swap_uint32((uint32_t *)(&rep. length)); } while (0); | |||||
870 | swapl(&rep.overlayWin)do { if (sizeof(*(&rep.overlayWin)) != 4) wrong_size(); if (__builtin_constant_p((uintptr_t)(&rep.overlayWin) & 3) && ((uintptr_t)(&rep.overlayWin) & 3) == 0 ) *(&rep.overlayWin) = lswapl(*(&rep.overlayWin)); else swap_uint32((uint32_t *)(&rep.overlayWin)); } while (0); | |||||
871 | } | |||||
872 | WriteToClient(client, sz_xCompositeGetOverlayWindowReplysizeof(xCompositeGetOverlayWindowReply), &rep); | |||||
873 | ||||||
874 | return Success0; | |||||
875 | } | |||||
876 | ||||||
877 | static int | |||||
878 | PanoramiXCompositeReleaseOverlayWindow(ClientPtr client) | |||||
879 | { | |||||
880 | REQUEST(xCompositeReleaseOverlayWindowReq)xCompositeReleaseOverlayWindowReq *stuff = (xCompositeReleaseOverlayWindowReq *)client->requestBuffer; | |||||
881 | WindowPtr pWin; | |||||
882 | CompOverlayClientPtr pOc; | |||||
883 | PanoramiXRes *win; | |||||
884 | int i, rc; | |||||
885 | ||||||
886 | REQUEST_SIZE_MATCH(xCompositeReleaseOverlayWindowReq)if ((sizeof(xCompositeReleaseOverlayWindowReq) >> 2) != client->req_len) return(16); | |||||
887 | ||||||
888 | if ((rc = dixLookupResourceByType((void **) &win, stuff->window, XRT_WINDOW, | |||||
889 | client, DixUnknownAccess0))) { | |||||
890 | client->errorValue = stuff->window; | |||||
891 | return rc; | |||||
892 | } | |||||
893 | ||||||
894 | FOR_NSCREENS_BACKWARD(i)for(i = PanoramiXNumScreens - 1; i >= 0; i--) { | |||||
895 | if ((rc = dixLookupResourceByType((void **) &pWin, win->info[i].id, | |||||
896 | XRT_WINDOW, client, | |||||
897 | DixUnknownAccess0))) { | |||||
898 | client->errorValue = stuff->window; | |||||
899 | return rc; | |||||
900 | } | |||||
901 | ||||||
902 | /* | |||||
903 | * Has client queried a reference to the overlay window | |||||
904 | * on this screen? If not, generate an error. | |||||
905 | */ | |||||
906 | pOc = compFindOverlayClient(pWin->drawable.pScreen, client); | |||||
907 | if (pOc == NULL((void*)0)) | |||||
908 | return BadMatch8; | |||||
909 | ||||||
910 | /* The delete function will free the client structure */ | |||||
911 | FreeResource(pOc->resource, RT_NONE((RESTYPE)0)); | |||||
912 | } | |||||
913 | ||||||
914 | return Success0; | |||||
915 | } | |||||
916 | ||||||
917 | void | |||||
918 | PanoramiXCompositeInit(void) | |||||
919 | { | |||||
920 | int i; | |||||
921 | ||||||
922 | for (i = 0; i < CompositeNumberRequests(8 + 1); i++) | |||||
923 | PanoramiXSaveCompositeVector[i] = ProcCompositeVector[i]; | |||||
924 | /* | |||||
925 | * Stuff in Xinerama aware request processing hooks | |||||
926 | */ | |||||
927 | ProcCompositeVector[X_CompositeRedirectWindow1] = | |||||
928 | PanoramiXCompositeRedirectWindow; | |||||
929 | ProcCompositeVector[X_CompositeRedirectSubwindows2] = | |||||
930 | PanoramiXCompositeRedirectSubwindows; | |||||
931 | ProcCompositeVector[X_CompositeUnredirectWindow3] = | |||||
932 | PanoramiXCompositeUnredirectWindow; | |||||
933 | ProcCompositeVector[X_CompositeUnredirectSubwindows4] = | |||||
934 | PanoramiXCompositeUnredirectSubwindows; | |||||
935 | ProcCompositeVector[X_CompositeNameWindowPixmap6] = | |||||
936 | PanoramiXCompositeNameWindowPixmap; | |||||
937 | ProcCompositeVector[X_CompositeGetOverlayWindow7] = | |||||
938 | PanoramiXCompositeGetOverlayWindow; | |||||
939 | ProcCompositeVector[X_CompositeReleaseOverlayWindow8] = | |||||
940 | PanoramiXCompositeReleaseOverlayWindow; | |||||
941 | } | |||||
942 | ||||||
943 | void | |||||
944 | PanoramiXCompositeReset(void) | |||||
945 | { | |||||
946 | int i; | |||||
947 | ||||||
948 | for (i = 0; i < CompositeNumberRequests(8 + 1); i++) | |||||
949 | ProcCompositeVector[i] = PanoramiXSaveCompositeVector[i]; | |||||
950 | } | |||||
951 | ||||||
952 | #endif |