| 1 | /* |
| 2 | * Copyright © 2006 Keith Packard |
| 3 | * |
| 4 | * Permission to use, copy, modify, distribute, and sell this software and its |
| 5 | * documentation for any purpose is hereby granted without fee, provided that |
| 6 | * the above copyright notice appear in all copies and that both that copyright |
| 7 | * notice and this permission notice appear in supporting documentation, and |
| 8 | * that the name of the copyright holders not be used in advertising or |
| 9 | * publicity pertaining to distribution of the software without specific, |
| 10 | * written prior permission. The copyright holders make no representations |
| 11 | * about the suitability of this software for any purpose. It is provided "as |
| 12 | * is" without express or implied warranty. |
| 13 | * |
| 14 | * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, |
| 15 | * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO |
| 16 | * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR |
| 17 | * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, |
| 18 | * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 19 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE |
| 20 | * OF THIS SOFTWARE. |
| 21 | */ |
| 22 | |
| 23 | #include "randrstr.h" |
| 24 | |
| 25 | static CARD16 |
| 26 | RR10CurrentSizeID(ScreenPtr pScreen); |
| 27 | |
| 28 | /* |
| 29 | * Edit connection information block so that new clients |
| 30 | * see the current screen size on connect |
| 31 | */ |
| 32 | static void |
| 33 | RREditConnectionInfo(ScreenPtr pScreen) |
| 34 | { |
| 35 | xConnSetup *connSetup; |
| 36 | char *vendor; |
| 37 | xPixmapFormat *formats; |
| 38 | xWindowRoot *root; |
| 39 | xDepth *depth; |
| 40 | xVisualType *visual; |
| 41 | int screen = 0; |
| 42 | int d; |
| 43 | |
| 44 | connSetup = (xConnSetup *) ConnectionInfo; |
| 45 | vendor = (char *) connSetup + sizeof(xConnSetup); |
| 46 | formats = (xPixmapFormat *) ((char *) vendor + |
| 47 | pad_to_int32(connSetup->nbytesVendor)); |
| 48 | root = (xWindowRoot *) ((char *) formats + |
| 49 | sizeof(xPixmapFormat) * |
| 50 | screenInfo.numPixmapFormats); |
| 51 | while (screen != pScreen->myNum) { |
| 52 | depth = (xDepth *) ((char *) root + sizeof(xWindowRoot)); |
| 53 | for (d = 0; d < root->nDepths; d++) { |
| 54 | visual = (xVisualType *) ((char *) depth + sizeof(xDepth)); |
| 55 | depth = (xDepth *) ((char *) visual + |
| 56 | depth->nVisuals * sizeof(xVisualType)); |
| 57 | } |
| 58 | root = (xWindowRoot *) ((char *) depth); |
| 59 | screen++; |
| 60 | } |
| 61 | root->pixWidth = pScreen->width; |
| 62 | root->pixHeight = pScreen->height; |
| 63 | root->mmWidth = pScreen->mmWidth; |
| 64 | root->mmHeight = pScreen->mmHeight; |
| 65 | } |
| 66 | |
| 67 | void |
| 68 | RRSendConfigNotify(ScreenPtr pScreen) |
| 69 | { |
| 70 | WindowPtr pWin = pScreen->root; |
| 71 | xEvent event = { |
| 72 | .u.configureNotify.window = pWin->drawable.id, |
| 73 | .u.configureNotify.aboveSibling = None, |
| 74 | .u.configureNotify.x = 0, |
| 75 | .u.configureNotify.y = 0, |
| 76 | |
| 77 | /* XXX xinerama stuff ? */ |
| 78 | |
| 79 | .u.configureNotify.width = pWin->drawable.width, |
| 80 | .u.configureNotify.height = pWin->drawable.height, |
| 81 | .u.configureNotify.borderWidth = wBorderWidth(pWin), |
| 82 | .u.configureNotify.override = pWin->overrideRedirect |
| 83 | }; |
| 84 | event.u.u.type = ConfigureNotify; |
| 85 | DeliverEvents(pWin, &event, 1, NullWindow); |
| 86 | } |
| 87 | |
| 88 | void |
| 89 | RRDeliverScreenEvent(ClientPtr client, WindowPtr pWin, ScreenPtr pScreen) |
| 90 | { |
| 91 | rrScrPriv(pScreen); |
| 92 | RRCrtcPtr crtc = pScrPriv->numCrtcs ? pScrPriv->crtcs[0] : NULL; |
| 93 | WindowPtr pRoot = pScreen->root; |
| 94 | |
| 95 | xRRScreenChangeNotifyEvent se = { |
| 96 | .type = RRScreenChangeNotify + RREventBase, |
| 97 | .rotation = (CARD8) (crtc ? crtc->rotation : RR_Rotate_0), |
| 98 | .timestamp = pScrPriv->lastSetTime.milliseconds, |
| 99 | .configTimestamp = pScrPriv->lastConfigTime.milliseconds, |
| 100 | .root = pRoot->drawable.id, |
| 101 | .window = pWin->drawable.id, |
| 102 | .subpixelOrder = PictureGetSubpixelOrder(pScreen), |
| 103 | |
| 104 | .sizeID = RR10CurrentSizeID(pScreen) |
| 105 | }; |
| 106 | |
| 107 | if (se.rotation & (RR_Rotate_90 | RR_Rotate_270)) { |
| 108 | se.widthInPixels = pScreen->height; |
| 109 | se.heightInPixels = pScreen->width; |
| 110 | se.widthInMillimeters = pScreen->mmHeight; |
| 111 | se.heightInMillimeters = pScreen->mmWidth; |
| 112 | } |
| 113 | else { |
| 114 | se.widthInPixels = pScreen->width; |
| 115 | se.heightInPixels = pScreen->height; |
| 116 | se.widthInMillimeters = pScreen->mmWidth; |
| 117 | se.heightInMillimeters = pScreen->mmHeight; |
| 118 | } |
| 119 | |
| 120 | WriteEventsToClient(client, 1, (xEvent *) &se); |
| 121 | } |
| 122 | |
| 123 | /* |
| 124 | * Notify the extension that the screen size has been changed. |
| 125 | * The driver is responsible for calling this whenever it has changed |
| 126 | * the size of the screen |
| 127 | */ |
| 128 | void |
| 129 | RRScreenSizeNotify(ScreenPtr pScreen) |
| 130 | { |
| 131 | rrScrPriv(pScreen); |
| 132 | /* |
| 133 | * Deliver ConfigureNotify events when root changes |
| 134 | * pixel size |
| 135 | */ |
| 136 | if (pScrPriv->width == pScreen->width && |
| 137 | pScrPriv->height == pScreen->height && |
| 138 | pScrPriv->mmWidth == pScreen->mmWidth && |
| 139 | pScrPriv->mmHeight == pScreen->mmHeight) |
| 140 | return; |
| 141 | |
| 142 | pScrPriv->width = pScreen->width; |
| 143 | pScrPriv->height = pScreen->height; |
| 144 | pScrPriv->mmWidth = pScreen->mmWidth; |
| 145 | pScrPriv->mmHeight = pScreen->mmHeight; |
| 146 | RRSetChanged(pScreen); |
| 147 | /* pScrPriv->sizeChanged = TRUE; */ |
| 148 | |
| 149 | RRTellChanged(pScreen); |
| 150 | RRSendConfigNotify(pScreen); |
| 151 | RREditConnectionInfo(pScreen); |
| 152 | |
| 153 | RRPointerScreenConfigured(pScreen); |
| 154 | /* |
| 155 | * Fix pointer bounds and location |
| 156 | */ |
| 157 | ScreenRestructured(pScreen); |
| 158 | } |
| 159 | |
| 160 | /* |
| 161 | * Request that the screen be resized |
| 162 | */ |
| 163 | Bool |
| 164 | RRScreenSizeSet(ScreenPtr pScreen, |
| 165 | CARD16 width, CARD16 height, CARD32 mmWidth, CARD32 mmHeight) |
| 166 | { |
| 167 | rrScrPriv(pScreen); |
| 168 | |
| 169 | #if RANDR_12_INTERFACE |
| 170 | if (pScrPriv->rrScreenSetSize) { |
| 171 | return (*pScrPriv->rrScreenSetSize) (pScreen, |
| 172 | width, height, mmWidth, mmHeight); |
| 173 | } |
| 174 | #endif |
| 175 | #if RANDR_10_INTERFACE |
| 176 | if (pScrPriv->rrSetConfig) { |
| 177 | return TRUE; /* can't set size separately */ |
| 178 | } |
| 179 | #endif |
| 180 | return FALSE; |
| 181 | } |
| 182 | |
| 183 | /* |
| 184 | * Retrieve valid screen size range |
| 185 | */ |
| 186 | int |
| 187 | ProcRRGetScreenSizeRange(ClientPtr client) |
| 188 | { |
| 189 | REQUEST(xRRGetScreenSizeRangeReq); |
| 190 | xRRGetScreenSizeRangeReply rep; |
| 191 | WindowPtr pWin; |
| 192 | ScreenPtr pScreen; |
| 193 | rrScrPrivPtr pScrPriv; |
| 194 | int rc; |
| 195 | |
| 196 | REQUEST_SIZE_MATCH(xRRGetScreenSizeRangeReq); |
| 197 | rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); |
| 198 | if (rc != Success) |
| 199 | return rc; |
| 200 | |
| 201 | pScreen = pWin->drawable.pScreen; |
| 202 | pScrPriv = rrGetScrPriv(pScreen); |
| 203 | |
| 204 | rep = (xRRGetScreenSizeRangeReply) { |
| 205 | .type = X_Reply, |
| 206 | .pad = 0, |
| 207 | .sequenceNumber = client->sequence, |
| 208 | .length = 0 |
| 209 | }; |
| 210 | |
| 211 | if (pScrPriv) { |
| 212 | if (!RRGetInfo(pScreen, FALSE)) |
| 213 | return BadAlloc; |
| 214 | rep.minWidth = pScrPriv->minWidth; |
| 215 | rep.minHeight = pScrPriv->minHeight; |
| 216 | rep.maxWidth = pScrPriv->maxWidth; |
| 217 | rep.maxHeight = pScrPriv->maxHeight; |
| 218 | } |
| 219 | else { |
| 220 | rep.maxWidth = rep.minWidth = pScreen->width; |
| 221 | rep.maxHeight = rep.minHeight = pScreen->height; |
| 222 | } |
| 223 | if (client->swapped) { |
| 224 | swaps(&rep.sequenceNumber); |
| 225 | swapl(&rep.length); |
| 226 | swaps(&rep.minWidth); |
| 227 | swaps(&rep.minHeight); |
| 228 | swaps(&rep.maxWidth); |
| 229 | swaps(&rep.maxHeight); |
| 230 | } |
| 231 | WriteToClient(client, sizeof(xRRGetScreenSizeRangeReply), &rep); |
| 232 | return Success; |
| 233 | } |
| 234 | |
| 235 | int |
| 236 | ProcRRSetScreenSize(ClientPtr client) |
| 237 | { |
| 238 | REQUEST(xRRSetScreenSizeReq); |
| 239 | WindowPtr pWin; |
| 240 | ScreenPtr pScreen; |
| 241 | rrScrPrivPtr pScrPriv; |
| 242 | int i, rc; |
| 243 | |
| 244 | REQUEST_SIZE_MATCH(xRRSetScreenSizeReq); |
| 245 | rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); |
| 246 | if (rc != Success) |
| 247 | return rc; |
| 248 | |
| 249 | pScreen = pWin->drawable.pScreen; |
| 250 | pScrPriv = rrGetScrPriv(pScreen); |
| 251 | if (!pScrPriv) |
| 252 | return BadMatch; |
| 253 | |
| 254 | if (stuff->width < pScrPriv->minWidth || pScrPriv->maxWidth < stuff->width) { |
| 255 | client->errorValue = stuff->width; |
| 256 | return BadValue; |
| 257 | } |
| 258 | if (stuff->height < pScrPriv->minHeight || |
| 259 | pScrPriv->maxHeight < stuff->height) { |
| 260 | client->errorValue = stuff->height; |
| 261 | return BadValue; |
| 262 | } |
| 263 | for (i = 0; i < pScrPriv->numCrtcs; i++) { |
| 264 | RRCrtcPtr crtc = pScrPriv->crtcs[i]; |
| 265 | RRModePtr mode = crtc->mode; |
| 266 | |
| 267 | if (mode) { |
| 268 | int source_width = mode->mode.width; |
| 269 | int source_height = mode->mode.height; |
| 270 | Rotation rotation = crtc->rotation; |
| 271 | |
| 272 | if (rotation == RR_Rotate_90 || rotation == RR_Rotate_270) { |
| 273 | source_width = mode->mode.height; |
| 274 | source_height = mode->mode.width; |
| 275 | } |
| 276 | |
| 277 | if (crtc->x + source_width > stuff->width || |
| 278 | crtc->y + source_height > stuff->height) |
| 279 | return BadMatch; |
| 280 | } |
| 281 | } |
| 282 | if (stuff->widthInMillimeters == 0 || stuff->heightInMillimeters == 0) { |
| 283 | client->errorValue = 0; |
| 284 | return BadValue; |
| 285 | } |
| 286 | if (!RRScreenSizeSet(pScreen, |
| 287 | stuff->width, stuff->height, |
| 288 | stuff->widthInMillimeters, |
| 289 | stuff->heightInMillimeters)) { |
| 290 | return BadMatch; |
| 291 | } |
| 292 | return Success; |
| 293 | } |
| 294 | |
| 295 | |
| 296 | #define update_totals(gpuscreen, pScrPriv) do { \ |
| 297 | total_crtcs += pScrPriv->numCrtcs; \ |
| 298 | total_outputs += pScrPriv->numOutputs; \ |
| 299 | modes = RRModesForScreen(gpuscreen, &num_modes); \ |
| 300 | if (!modes) \ |
| 301 | return BadAlloc; \ |
| 302 | for (j = 0; j < num_modes; j++) \ |
| 303 | total_name_len += modes[j]->mode.nameLength; \ |
| 304 | total_modes += num_modes; \ |
| 305 | free(modes); \ |
| 306 | } while(0) |
| 307 | |
| 308 | static inline void swap_modeinfos(xRRModeInfo *modeinfos, int i) |
| 309 | { |
| 310 | swapl(&modeinfos[i].id); |
| 311 | swaps(&modeinfos[i].width); |
| 312 | swaps(&modeinfos[i].height); |
| 313 | swapl(&modeinfos[i].dotClock); |
| 314 | swaps(&modeinfos[i].hSyncStart); |
| 315 | swaps(&modeinfos[i].hSyncEnd); |
| 316 | swaps(&modeinfos[i].hTotal); |
| 317 | swaps(&modeinfos[i].hSkew); |
| 318 | swaps(&modeinfos[i].vSyncStart); |
| 319 | swaps(&modeinfos[i].vSyncEnd); |
| 320 | swaps(&modeinfos[i].vTotal); |
| 321 | swaps(&modeinfos[i].nameLength); |
| 322 | swapl(&modeinfos[i].modeFlags); |
| 323 | } |
| 324 | |
| 325 | #define update_arrays(gpuscreen, pScrPriv) do { \ |
| 326 | for (j = 0; j < pScrPriv->numCrtcs; j++) { \ |
| 327 | crtcs[crtc_count] = pScrPriv->crtcs[j]->id; \ |
| 328 | if (client->swapped) \ |
| 329 | swapl(&crtcs[crtc_count]); \ |
| 330 | crtc_count++; \ |
| 331 | } \ |
| 332 | for (j = 0; j < pScrPriv->numOutputs; j++) { \ |
| 333 | outputs[output_count] = pScrPriv->outputs[j]->id; \ |
| 334 | if (client->swapped) \ |
| 335 | swapl(&outputs[output_count]); \ |
| 336 | output_count++; \ |
| 337 | } \ |
| 338 | { \ |
| 339 | RRModePtr mode; \ |
| 340 | modes = RRModesForScreen(gpuscreen, &num_modes); \ |
| 341 | for (j = 0; j < num_modes; j++) { \ |
| 342 | mode = modes[j]; \ |
| 343 | modeinfos[mode_count] = mode->mode; \ |
| 344 | if (client->swapped) { \ |
| 345 | swap_modeinfos(modeinfos, mode_count); \ |
| 346 | } \ |
| 347 | memcpy(names, mode->name, mode->mode.nameLength); \ |
| 348 | names += mode->mode.nameLength; \ |
| 349 | mode_count++; \ |
| 350 | } \ |
| 351 | free(modes); \ |
| 352 | } \ |
| 353 | } while (0) |
| 354 | |
| 355 | static int |
| 356 | rrGetMultiScreenResources(ClientPtr client, Bool query, ScreenPtr pScreen) |
| 357 | { |
| 358 | int j; |
| 359 | int total_crtcs, total_outputs, total_modes, total_name_len; |
| 360 | int crtc_count, output_count, mode_count; |
| 361 | ScreenPtr iter; |
| 362 | rrScrPrivPtr pScrPriv; |
| 363 | int num_modes; |
| 364 | RRModePtr *modes; |
| 365 | xRRGetScreenResourcesReply rep; |
| 366 | unsigned long extraLen; |
| 367 | CARD8 *extra; |
| 368 | RRCrtc *crtcs; |
| 369 | RROutput *outputs; |
| 370 | xRRModeInfo *modeinfos; |
| 371 | CARD8 *names; |
| 372 | |
| 373 | /* we need to iterate all the GPU masters and all their output slaves */ |
| 374 | total_crtcs = 0; |
| 375 | total_outputs = 0; |
| 376 | total_modes = 0; |
| 377 | total_name_len = 0; |
| 378 | |
| 379 | pScrPriv = rrGetScrPriv(pScreen); |
| 380 | |
| 381 | if (query && pScrPriv) |
| 382 | if (!RRGetInfo(pScreen, query)) |
| 383 | return BadAlloc; |
| 384 | |
| 385 | update_totals(pScreen, pScrPriv); |
| 386 | |
| 387 | xorg_list_for_each_entry(iter, &pScreen->output_slave_list, output_head) { |
| 388 | pScrPriv = rrGetScrPriv(iter); |
| 389 | |
| 390 | if (query) |
| 391 | if (!RRGetInfo(iter, query)) |
| 392 | return BadAlloc; |
| 393 | update_totals(iter, pScrPriv); |
| 394 | } |
| 395 | |
| 396 | ErrorF("reporting %d %d %d %d\n", total_crtcs, total_outputs, total_modes, total_name_len); |
| 397 | |
| 398 | pScrPriv = rrGetScrPriv(pScreen); |
| 399 | rep = (xRRGetScreenResourcesReply) { |
| 400 | .type = X_Reply, |
| 401 | .sequenceNumber = client->sequence, |
| 402 | .length = 0, |
| 403 | .timestamp = pScrPriv->lastSetTime.milliseconds, |
| 404 | .configTimestamp = pScrPriv->lastConfigTime.milliseconds, |
| 405 | .nCrtcs = total_crtcs, |
| 406 | .nOutputs = total_outputs, |
| 407 | .nModes = total_modes, |
| 408 | .nbytesNames = total_name_len |
| 409 | }; |
| 410 | |
| 411 | rep.length = (total_crtcs + total_outputs + total_modes * bytes_to_int32(SIZEOF(xRRModeInfo)) + |
| 412 | bytes_to_int32(rep.nbytesNames)); |
| 413 | |
| 414 | extraLen = rep.length << 2; |
| 415 | if (extraLen) { |
| 416 | extra = malloc(extraLen); |
| 417 | if (!extra) { |
| 418 | return BadAlloc; |
| 419 | } |
| 420 | } |
| 421 | else |
| 422 | extra = NULL; |
| 423 | |
| 424 | crtcs = (RRCrtc *)extra; |
| 425 | outputs = (RROutput *)(crtcs + total_crtcs); |
| 426 | modeinfos = (xRRModeInfo *)(outputs + total_outputs); |
| 427 | names = (CARD8 *)(modeinfos + total_modes); |
| 428 | |
| 429 | /* TODO primary */ |
| 430 | crtc_count = 0; |
| 431 | output_count = 0; |
| 432 | mode_count = 0; |
| 433 | |
| 434 | pScrPriv = rrGetScrPriv(pScreen); |
| 435 | update_arrays(pScreen, pScrPriv); |
| 436 | |
| 437 | xorg_list_for_each_entry(iter, &pScreen->output_slave_list, output_head) { |
| 438 | pScrPriv = rrGetScrPriv(iter); |
| 439 | |
| 440 | update_arrays(iter, pScrPriv); |
| 441 | } |
| 442 | |
| 443 | assert(bytes_to_int32((char *) names - (char *) extra) == rep.length); |
| 444 | if (client->swapped) { |
| 445 | swaps(&rep.sequenceNumber); |
| 446 | swapl(&rep.length); |
| 447 | swapl(&rep.timestamp); |
| 448 | swapl(&rep.configTimestamp); |
| 449 | swaps(&rep.nCrtcs); |
| 450 | swaps(&rep.nOutputs); |
| 451 | swaps(&rep.nModes); |
| 452 | swaps(&rep.nbytesNames); |
| 453 | } |
| 454 | WriteToClient(client, sizeof(xRRGetScreenResourcesReply), &rep); |
| 455 | if (extraLen) { |
| 456 | WriteToClient(client, extraLen, extra); |
| 457 | free(extra); |
| 458 | } |
| 459 | return Success; |
| 460 | } |
| 461 | |
| 462 | static int |
| 463 | rrGetScreenResources(ClientPtr client, Bool query) |
| 464 | { |
| 465 | REQUEST(xRRGetScreenResourcesReq); |
| 466 | xRRGetScreenResourcesReply rep; |
| 467 | WindowPtr pWin; |
| 468 | ScreenPtr pScreen; |
| 469 | rrScrPrivPtr pScrPriv; |
| 470 | CARD8 *extra; |
| 471 | unsigned long extraLen; |
| 472 | int i, rc, has_primary = 0; |
| 473 | RRCrtc *crtcs; |
| 474 | RROutput *outputs; |
| 475 | xRRModeInfo *modeinfos; |
| 476 | CARD8 *names; |
| 477 | |
| 478 | REQUEST_SIZE_MATCH(xRRGetScreenResourcesReq); |
| 479 | rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); |
| 480 | if (rc != Success) |
| 481 | return rc; |
| 482 | |
| 483 | pScreen = pWin->drawable.pScreen; |
| 484 | pScrPriv = rrGetScrPriv(pScreen); |
| 485 | |
| 486 | if (query && pScrPriv) |
| 487 | if (!RRGetInfo(pScreen, query)) |
| 488 | return BadAlloc; |
| 489 | |
| 490 | if (!xorg_list_is_empty(&pScreen->output_slave_list)) |
| 491 | return rrGetMultiScreenResources(client, query, pScreen); |
| 492 | |
| 493 | if (!pScrPriv) { |
| 494 | rep = (xRRGetScreenResourcesReply) { |
| 495 | .type = X_Reply, |
| 496 | .sequenceNumber = client->sequence, |
| 497 | .length = 0, |
| 498 | .timestamp = currentTime.milliseconds, |
| 499 | .configTimestamp = currentTime.milliseconds, |
| 500 | .nCrtcs = 0, |
| 501 | .nOutputs = 0, |
| 502 | .nModes = 0, |
| 503 | .nbytesNames = 0 |
| 504 | }; |
| 505 | extra = NULL; |
| 506 | extraLen = 0; |
| 507 | } |
| 508 | else { |
| 509 | RRModePtr *modes; |
| 510 | int num_modes; |
| 511 | |
| 512 | modes = RRModesForScreen(pScreen, &num_modes); |
| 513 | if (!modes) |
| 514 | return BadAlloc; |
| 515 | |
| 516 | rep = (xRRGetScreenResourcesReply) { |
| 517 | .type = X_Reply, |
| 518 | .sequenceNumber = client->sequence, |
| 519 | .length = 0, |
| 520 | .timestamp = pScrPriv->lastSetTime.milliseconds, |
| 521 | .configTimestamp = pScrPriv->lastConfigTime.milliseconds, |
| 522 | .nCrtcs = pScrPriv->numCrtcs, |
| 523 | .nOutputs = pScrPriv->numOutputs, |
| 524 | .nModes = num_modes, |
| 525 | .nbytesNames = 0 |
| 526 | }; |
| 527 | |
| 528 | |
| 529 | for (i = 0; i < num_modes; i++) |
| 530 | rep.nbytesNames += modes[i]->mode.nameLength; |
| 531 | |
| 532 | rep.length = (pScrPriv->numCrtcs + |
| 533 | pScrPriv->numOutputs + |
| 534 | num_modes * bytes_to_int32(SIZEOF(xRRModeInfo)) + |
| 535 | bytes_to_int32(rep.nbytesNames)); |
| 536 | |
| 537 | extraLen = rep.length << 2; |
| 538 | if (extraLen) { |
| 539 | extra = malloc(extraLen); |
| 540 | if (!extra) { |
| 541 | free(modes); |
| 542 | return BadAlloc; |
| 543 | } |
| 544 | } |
| 545 | else |
| 546 | extra = NULL; |
| 547 | |
| 548 | crtcs = (RRCrtc *) extra; |
| 549 | outputs = (RROutput *) (crtcs + pScrPriv->numCrtcs); |
| 550 | modeinfos = (xRRModeInfo *) (outputs + pScrPriv->numOutputs); |
| 551 | names = (CARD8 *) (modeinfos + num_modes); |
| 552 | |
| 553 | if (pScrPriv->primaryOutput && pScrPriv->primaryOutput->crtc) { |
| 554 | has_primary = 1; |
| 555 | crtcs[0] = pScrPriv->primaryOutput->crtc->id; |
| 556 | if (client->swapped) |
| 557 | swapl(&crtcs[0]); |
| 558 | } |
| 559 | |
| 560 | for (i = 0; i < pScrPriv->numCrtcs; i++) { |
| 561 | if (has_primary && |
| 562 | pScrPriv->primaryOutput->crtc == pScrPriv->crtcs[i]) { |
| 563 | has_primary = 0; |
| 564 | continue; |
| 565 | } |
| 566 | crtcs[i + has_primary] = pScrPriv->crtcs[i]->id; |
| 567 | if (client->swapped) |
| 568 | swapl(&crtcs[i + has_primary]); |
| 569 | } |
| 570 | |
| 571 | for (i = 0; i < pScrPriv->numOutputs; i++) { |
| 572 | outputs[i] = pScrPriv->outputs[i]->id; |
| 573 | if (client->swapped) |
| 574 | swapl(&outputs[i]); |
| 575 | } |
| 576 | |
| 577 | for (i = 0; i < num_modes; i++) { |
| 578 | RRModePtr mode = modes[i]; |
| 579 | |
| 580 | modeinfos[i] = mode->mode; |
| 581 | if (client->swapped) { |
| 582 | swapl(&modeinfos[i].id); |
| 583 | swaps(&modeinfos[i].width); |
| 584 | swaps(&modeinfos[i].height); |
| 585 | swapl(&modeinfos[i].dotClock); |
| 586 | swaps(&modeinfos[i].hSyncStart); |
| 587 | swaps(&modeinfos[i].hSyncEnd); |
| 588 | swaps(&modeinfos[i].hTotal); |
| 589 | swaps(&modeinfos[i].hSkew); |
| 590 | swaps(&modeinfos[i].vSyncStart); |
| 591 | swaps(&modeinfos[i].vSyncEnd); |
| 592 | swaps(&modeinfos[i].vTotal); |
| 593 | swaps(&modeinfos[i].nameLength); |
| 594 | swapl(&modeinfos[i].modeFlags); |
| 595 | } |
| 596 | memcpy(names, mode->name, mode->mode.nameLength); |
| 597 | names += mode->mode.nameLength; |
| 598 | } |
| 599 | free(modes); |
| 600 | assert(bytes_to_int32((char *) names - (char *) extra) == rep.length); |
| 601 | } |
| 602 | |
| 603 | if (client->swapped) { |
| 604 | swaps(&rep.sequenceNumber); |
| 605 | swapl(&rep.length); |
| 606 | swapl(&rep.timestamp); |
| 607 | swapl(&rep.configTimestamp); |
| 608 | swaps(&rep.nCrtcs); |
| 609 | swaps(&rep.nOutputs); |
| 610 | swaps(&rep.nModes); |
| 611 | swaps(&rep.nbytesNames); |
| 612 | } |
| 613 | WriteToClient(client, sizeof(xRRGetScreenResourcesReply), (char *) &rep); |
| 614 | if (extraLen) { |
| 615 | WriteToClient(client, extraLen, (char *) extra); |
| 616 | free(extra); |
| 617 | } |
| 618 | return Success; |
| 619 | } |
| 620 | |
| 621 | int |
| 622 | ProcRRGetScreenResources(ClientPtr client) |
| 623 | { |
| 624 | return rrGetScreenResources(client, TRUE); |
| 625 | } |
| 626 | |
| 627 | int |
| 628 | ProcRRGetScreenResourcesCurrent(ClientPtr client) |
| 629 | { |
| 630 | return rrGetScreenResources(client, FALSE); |
| 631 | } |
| 632 | |
| 633 | typedef struct _RR10Data { |
| 634 | RRScreenSizePtr sizes; |
| 635 | int nsize; |
| 636 | int nrefresh; |
| 637 | int size; |
| 638 | CARD16 refresh; |
| 639 | } RR10DataRec, *RR10DataPtr; |
| 640 | |
| 641 | /* |
| 642 | * Convert 1.2 monitor data into 1.0 screen data |
| 643 | */ |
| 644 | static RR10DataPtr |
| 645 | RR10GetData(ScreenPtr pScreen, RROutputPtr output) |
| 646 | { |
| 647 | RR10DataPtr data; |
| 648 | RRScreenSizePtr size; |
| 649 | int nmode = output->numModes + output->numUserModes; |
| 650 | int o, os, l, r; |
| 651 | RRScreenRatePtr refresh; |
| 652 | CARD16 vRefresh; |
| 653 | RRModePtr mode; |
| 654 | Bool *used; |
| 655 | |
| 656 | /* Make sure there is plenty of space for any combination */ |
| 657 | data = malloc(sizeof(RR10DataRec) + |
| 658 | sizeof(RRScreenSize) * nmode + |
| 659 | sizeof(RRScreenRate) * nmode + sizeof(Bool) * nmode); |
| 660 | if (!data) |
| 661 | return NULL; |
| 662 | size = (RRScreenSizePtr) (data + 1); |
| 663 | refresh = (RRScreenRatePtr) (size + nmode); |
| 664 | used = (Bool *) (refresh + nmode); |
| 665 | memset(used, '\0', sizeof(Bool) * nmode); |
| 666 | data->sizes = size; |
| 667 | data->nsize = 0; |
| 668 | data->nrefresh = 0; |
| 669 | data->size = 0; |
| 670 | data->refresh = 0; |
| 671 | |
| 672 | /* |
| 673 | * find modes not yet listed |
| 674 | */ |
| 675 | for (o = 0; o < output->numModes + output->numUserModes; o++) { |
| 676 | if (used[o]) |
| 677 | continue; |
| 678 | |
| 679 | if (o < output->numModes) |
| 680 | mode = output->modes[o]; |
| 681 | else |
| 682 | mode = output->userModes[o - output->numModes]; |
| 683 | |
| 684 | l = data->nsize; |
| 685 | size[l].id = data->nsize; |
| 686 | size[l].width = mode->mode.width; |
| 687 | size[l].height = mode->mode.height; |
| 688 | if (output->mmWidth && output->mmHeight) { |
| 689 | size[l].mmWidth = output->mmWidth; |
| 690 | size[l].mmHeight = output->mmHeight; |
| 691 | } |
| 692 | else { |
| 693 | size[l].mmWidth = pScreen->mmWidth; |
| 694 | size[l].mmHeight = pScreen->mmHeight; |
| 695 | } |
| 696 | size[l].nRates = 0; |
| 697 | size[l].pRates = &refresh[data->nrefresh]; |
| 698 | data->nsize++; |
| 699 | |
| 700 | /* |
| 701 | * Find all modes with matching size |
| 702 | */ |
| 703 | for (os = o; os < output->numModes + output->numUserModes; os++) { |
| 704 | if (os < output->numModes) |
| 705 | mode = output->modes[os]; |
| 706 | else |
| 707 | mode = output->userModes[os - output->numModes]; |
| 708 | if (mode->mode.width == size[l].width && |
| 709 | mode->mode.height == size[l].height) { |
| 710 | vRefresh = RRVerticalRefresh(&mode->mode); |
| 711 | used[os] = TRUE; |
| 712 | |
| 713 | for (r = 0; r < size[l].nRates; r++) |
| 714 | if (vRefresh == size[l].pRates[r].rate) |
| 715 | break; |
| 716 | if (r == size[l].nRates) { |
| 717 | size[l].pRates[r].rate = vRefresh; |
| 718 | size[l].pRates[r].mode = mode; |
| 719 | size[l].nRates++; |
| 720 | data->nrefresh++; |
| 721 | } |
| 722 | if (mode == output->crtc->mode) { |
| 723 | data->size = l; |
| 724 | data->refresh = vRefresh; |
| 725 | } |
| 726 | } |
| 727 | } |
| 728 | } |
| 729 | return data; |
| 730 | } |
| 731 | |
| 732 | int |
| 733 | ProcRRGetScreenInfo(ClientPtr client) |
| 734 | { |
| 735 | REQUEST(xRRGetScreenInfoReq); |
| 736 | xRRGetScreenInfoReply rep; |
| 737 | WindowPtr pWin; |
| 738 | int rc; |
| 739 | ScreenPtr pScreen; |
| 740 | rrScrPrivPtr pScrPriv; |
| 741 | CARD8 *extra; |
| 742 | unsigned long extraLen; |
| 743 | RROutputPtr output; |
| 744 | |
| 745 | REQUEST_SIZE_MATCH(xRRGetScreenInfoReq); |
| 746 | rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); |
| 747 | if (rc != Success) |
| 748 | return rc; |
| 749 | |
| 750 | pScreen = pWin->drawable.pScreen; |
| 751 | pScrPriv = rrGetScrPriv(pScreen); |
| 752 | |
| 753 | if (pScrPriv) |
| 754 | if (!RRGetInfo(pScreen, TRUE)) |
| 755 | return BadAlloc; |
| 756 | |
| 757 | output = RRFirstOutput(pScreen); |
| 758 | |
| 759 | if (!pScrPriv || !output) { |
| 760 | rep = (xRRGetScreenInfoReply) { |
| 761 | .type = X_Reply, |
| 762 | .setOfRotations = RR_Rotate_0, |
| 763 | .sequenceNumber = client->sequence, |
| 764 | .length = 0, |
| 765 | .root = pWin->drawable.pScreen->root->drawable.id, |
| 766 | .timestamp = currentTime.milliseconds, |
| 767 | .configTimestamp = currentTime.milliseconds, |
| 768 | .nSizes = 0, |
| 769 | .sizeID = 0, |
| 770 | .rotation = RR_Rotate_0, |
| 771 | .rate = 0, |
| 772 | .nrateEnts = 0 |
| 773 | }; |
| 774 | extra = 0; |
| 775 | extraLen = 0; |
| 776 | } |
| 777 | else { |
| 778 | int i, j; |
| 779 | xScreenSizes *size; |
| 780 | CARD16 *rates; |
| 781 | CARD8 *data8; |
| 782 | Bool has_rate = RRClientKnowsRates(client); |
| 783 | RR10DataPtr pData; |
| 784 | RRScreenSizePtr pSize; |
| 785 | |
| 786 | pData = RR10GetData(pScreen, output); |
| 787 | if (!pData) |
| 788 | return BadAlloc; |
| 789 | |
| 790 | rep = (xRRGetScreenInfoReply) { |
| 791 | .type = X_Reply, |
| 792 | .setOfRotations = output->crtc->rotations, |
| 793 | .sequenceNumber = client->sequence, |
| 794 | .length = 0, |
| 795 | .root = pWin->drawable.pScreen->root->drawable.id, |
| 796 | .timestamp = pScrPriv->lastSetTime.milliseconds, |
| 797 | .configTimestamp = pScrPriv->lastConfigTime.milliseconds, |
| 798 | .rotation = output->crtc->rotation, |
| 799 | .nSizes = pData->nsize, |
| 800 | .nrateEnts = pData->nrefresh + pData->nsize, |
| 801 | .sizeID = pData->size, |
| 802 | .rate = pData->refresh |
| 803 | }; |
| 804 | |
| 805 | extraLen = rep.nSizes * sizeof(xScreenSizes); |
| 806 | if (has_rate) |
| 807 | extraLen += rep.nrateEnts * sizeof(CARD16); |
| 808 | |
| 809 | if (extraLen) { |
| 810 | extra = (CARD8 *) malloc(extraLen); |
| 811 | if (!extra) { |
| 812 | free(pData); |
| 813 | return BadAlloc; |
| 814 | } |
| 815 | } |
| 816 | else |
| 817 | extra = NULL; |
| 818 | |
| 819 | /* |
| 820 | * First comes the size information |
| 821 | */ |
| 822 | size = (xScreenSizes *) extra; |
| 823 | rates = (CARD16 *) (size + rep.nSizes); |
| 824 | for (i = 0; i < pData->nsize; i++) { |
| 825 | pSize = &pData->sizes[i]; |
| 826 | size->widthInPixels = pSize->width; |
| 827 | size->heightInPixels = pSize->height; |
| 828 | size->widthInMillimeters = pSize->mmWidth; |
| 829 | size->heightInMillimeters = pSize->mmHeight; |
| 830 | if (client->swapped) { |
| 831 | swaps(&size->widthInPixels); |
| 832 | swaps(&size->heightInPixels); |
| 833 | swaps(&size->widthInMillimeters); |
| 834 | swaps(&size->heightInMillimeters); |
| 835 | } |
| 836 | size++; |
| 837 | if (has_rate) { |
| 838 | *rates = pSize->nRates; |
| 839 | if (client->swapped) { |
| 840 | swaps(rates); |
| 841 | } |
| 842 | rates++; |
| 843 | for (j = 0; j < pSize->nRates; j++) { |
| 844 | *rates = pSize->pRates[j].rate; |
| 845 | if (client->swapped) { |
| 846 | swaps(rates); |
| 847 | } |
| 848 | rates++; |
| 849 | } |
| 850 | } |
| 851 | } |
| 852 | free(pData); |
| 853 | |
| 854 | data8 = (CARD8 *) rates; |
| 855 | |
| 856 | if (data8 - (CARD8 *) extra != extraLen) |
| 857 | FatalError("RRGetScreenInfo bad extra len %ld != %ld\n", |
| 858 | (unsigned long) (data8 - (CARD8 *) extra), extraLen); |
| 859 | rep.length = bytes_to_int32(extraLen); |
| 860 | } |
| 861 | if (client->swapped) { |
| 862 | swaps(&rep.sequenceNumber); |
| 863 | swapl(&rep.length); |
| 864 | swapl(&rep.timestamp); |
| 865 | swapl(&rep.configTimestamp); |
| 866 | swaps(&rep.rotation); |
| 867 | swaps(&rep.nSizes); |
| 868 | swaps(&rep.sizeID); |
| 869 | swaps(&rep.rate); |
| 870 | swaps(&rep.nrateEnts); |
| 871 | } |
| 872 | WriteToClient(client, sizeof(xRRGetScreenInfoReply), &rep); |
| 873 | if (extraLen) { |
| 874 | WriteToClient(client, extraLen, extra); |
| 875 | free(extra); |
| 876 | } |
| 877 | return Success; |
| 878 | } |
| 879 | |
| 880 | int |
| 881 | ProcRRSetScreenConfig(ClientPtr client) |
| 882 | { |
| 883 | REQUEST(xRRSetScreenConfigReq); |
| 884 | xRRSetScreenConfigReply rep; |
| 885 | DrawablePtr pDraw; |
| 886 | int rc; |
| 887 | ScreenPtr pScreen; |
| 888 | rrScrPrivPtr pScrPriv; |
| 889 | TimeStamp time; |
| 890 | int i; |
| 891 | Rotation rotation; |
| 892 | int rate; |
| 893 | Bool has_rate; |
| 894 | CARD8 status; |
| 895 | RROutputPtr output; |
| 896 | RRCrtcPtr crtc; |
| 897 | RRModePtr mode; |
| 898 | RR10DataPtr pData = NULL; |
| 899 | RRScreenSizePtr pSize; |
| 900 | int width, height; |
| 901 | |
| 902 | UpdateCurrentTime(); |
| 903 | |
| 904 | if (RRClientKnowsRates(client)) { |
| 905 | REQUEST_SIZE_MATCH(xRRSetScreenConfigReq); |
| 906 | has_rate = TRUE; |
| 907 | } |
| 908 | else { |
| 909 | REQUEST_SIZE_MATCH(xRR1_0SetScreenConfigReq); |
| 910 | has_rate = FALSE; |
| 911 | } |
| 912 | |
| 913 | rc = dixLookupDrawable(&pDraw, stuff->drawable, client, 0, DixWriteAccess); |
| 914 | if (rc != Success) |
| 915 | return rc; |
| 916 | |
| 917 | pScreen = pDraw->pScreen; |
| 918 | |
| 919 | pScrPriv = rrGetScrPriv(pScreen); |
| 920 | |
| 921 | time = ClientTimeToServerTime(stuff->timestamp); |
| 922 | |
| 923 | if (!pScrPriv) { |
| 924 | time = currentTime; |
| 925 | status = RRSetConfigFailed; |
| 926 | goto sendReply; |
| 927 | } |
| 928 | if (!RRGetInfo(pScreen, FALSE)) |
| 929 | return BadAlloc; |
| 930 | |
| 931 | output = RRFirstOutput(pScreen); |
| 932 | if (!output) { |
| 933 | time = currentTime; |
| 934 | status = RRSetConfigFailed; |
| 935 | goto sendReply; |
| 936 | } |
| 937 | |
| 938 | crtc = output->crtc; |
| 939 | |
| 940 | /* |
| 941 | * If the client's config timestamp is not the same as the last config |
| 942 | * timestamp, then the config information isn't up-to-date and |
| 943 | * can't even be validated. |
| 944 | * |
| 945 | * Note that the client only knows about the milliseconds part of the |
| 946 | * timestamp, so using CompareTimeStamps here would cause randr to suddenly |
| 947 | * stop working after several hours have passed (freedesktop bug #6502). |
| 948 | */ |
| 949 | if (stuff->configTimestamp != pScrPriv->lastConfigTime.milliseconds) { |
| 950 | status = RRSetConfigInvalidConfigTime; |
| 951 | goto sendReply; |
| 952 | } |
| 953 | |
| 954 | pData = RR10GetData(pScreen, output); |
| 955 | if (!pData) |
| 956 | return BadAlloc; |
| 957 | |
| 958 | if (stuff->sizeID >= pData->nsize) { |
| 959 | /* |
| 960 | * Invalid size ID |
| 961 | */ |
| 962 | client->errorValue = stuff->sizeID; |
| 963 | free(pData); |
| 964 | return BadValue; |
| 965 | } |
| 966 | pSize = &pData->sizes[stuff->sizeID]; |
| 967 | |
| 968 | /* |
| 969 | * Validate requested rotation |
| 970 | */ |
| 971 | rotation = (Rotation) stuff->rotation; |
| 972 | |
| 973 | /* test the rotation bits only! */ |
| 974 | switch (rotation & 0xf) { |
| 975 | case RR_Rotate_0: |
| 976 | case RR_Rotate_90: |
| 977 | case RR_Rotate_180: |
| 978 | case RR_Rotate_270: |
| 979 | break; |
| 980 | default: |
| 981 | /* |
| 982 | * Invalid rotation |
| 983 | */ |
| 984 | client->errorValue = stuff->rotation; |
| 985 | free(pData); |
| 986 | return BadValue; |
| 987 | } |
| 988 | |
| 989 | if ((~crtc->rotations) & rotation) { |
| 990 | /* |
| 991 | * requested rotation or reflection not supported by screen |
| 992 | */ |
| 993 | client->errorValue = stuff->rotation; |
| 994 | free(pData); |
| 995 | return BadMatch; |
| 996 | } |
| 997 | |
| 998 | /* |
| 999 | * Validate requested refresh |
| 1000 | */ |
| 1001 | if (has_rate) |
| 1002 | rate = (int) stuff->rate; |
| 1003 | else |
| 1004 | rate = 0; |
| 1005 | |
| 1006 | if (rate) { |
| 1007 | for (i = 0; i < pSize->nRates; i++) { |
| 1008 | if (pSize->pRates[i].rate == rate) |
| 1009 | break; |
| 1010 | } |
| 1011 | if (i == pSize->nRates) { |
| 1012 | /* |
| 1013 | * Invalid rate |
| 1014 | */ |
| 1015 | client->errorValue = rate; |
| 1016 | free(pData); |
| 1017 | return BadValue; |
| 1018 | } |
| 1019 | mode = pSize->pRates[i].mode; |
| 1020 | } |
| 1021 | else |
| 1022 | mode = pSize->pRates[0].mode; |
| 1023 | |
| 1024 | /* |
| 1025 | * Make sure the requested set-time is not older than |
| 1026 | * the last set-time |
| 1027 | */ |
| 1028 | if (CompareTimeStamps(time, pScrPriv->lastSetTime) < 0) { |
| 1029 | status = RRSetConfigInvalidTime; |
| 1030 | goto sendReply; |
| 1031 | } |
| 1032 | |
| 1033 | /* |
| 1034 | * If the screen size is changing, adjust all of the other outputs |
| 1035 | * to fit the new size, mirroring as much as possible |
| 1036 | */ |
| 1037 | width = mode->mode.width; |
| 1038 | height = mode->mode.height; |
| 1039 | if (width < pScrPriv->minWidth || pScrPriv->maxWidth < width) { |
| 1040 | client->errorValue = width; |
| 1041 | free(pData); |
| 1042 | return BadValue; |
| 1043 | } |
| 1044 | if (height < pScrPriv->minHeight || pScrPriv->maxHeight < height) { |
| 1045 | client->errorValue = height; |
| 1046 | free(pData); |
| 1047 | return BadValue; |
| 1048 | } |
| 1049 | |
| 1050 | if (rotation & (RR_Rotate_90 | RR_Rotate_270)) { |
| 1051 | width = mode->mode.height; |
| 1052 | height = mode->mode.width; |
| 1053 | } |
| 1054 | |
| 1055 | if (width != pScreen->width || height != pScreen->height) { |
| 1056 | int c; |
| 1057 | |
| 1058 | for (c = 0; c < pScrPriv->numCrtcs; c++) { |
| 1059 | if (!RRCrtcSet(pScrPriv->crtcs[c], NULL, 0, 0, RR_Rotate_0, |
| 1060 | 0, NULL)) { |
| 1061 | status = RRSetConfigFailed; |
| 1062 | /* XXX recover from failure */ |
| 1063 | goto sendReply; |
| 1064 | } |
| 1065 | } |
| 1066 | if (!RRScreenSizeSet(pScreen, width, height, |
| 1067 | pScreen->mmWidth, pScreen->mmHeight)) { |
| 1068 | status = RRSetConfigFailed; |
| 1069 | /* XXX recover from failure */ |
| 1070 | goto sendReply; |
| 1071 | } |
| 1072 | } |
| 1073 | |
| 1074 | if (!RRCrtcSet(crtc, mode, 0, 0, stuff->rotation, 1, &output)) |
| 1075 | status = RRSetConfigFailed; |
| 1076 | else { |
| 1077 | pScrPriv->lastSetTime = time; |
| 1078 | status = RRSetConfigSuccess; |
| 1079 | } |
| 1080 | |
| 1081 | /* |
| 1082 | * XXX Configure other crtcs to mirror as much as possible |
| 1083 | */ |
| 1084 | |
| 1085 | sendReply: |
| 1086 | |
| 1087 | free(pData); |
| 1088 | |
| 1089 | rep = (xRRSetScreenConfigReply) { |
| 1090 | .type = X_Reply, |
| 1091 | .status = status, |
| 1092 | .sequenceNumber = client->sequence, |
| 1093 | .length = 0, |
| 1094 | |
| 1095 | .newTimestamp = pScrPriv->lastSetTime.milliseconds, |
| 1096 | .newConfigTimestamp = pScrPriv->lastConfigTime.milliseconds, |
| 1097 | .root = pDraw->pScreen->root->drawable.id, |
| 1098 | /* .subpixelOrder = ?? */ |
| 1099 | }; |
| 1100 | |
| 1101 | if (client->swapped) { |
| 1102 | swaps(&rep.sequenceNumber); |
| 1103 | swapl(&rep.length); |
| 1104 | swapl(&rep.newTimestamp); |
| 1105 | swapl(&rep.newConfigTimestamp); |
| 1106 | swapl(&rep.root); |
| 1107 | } |
| 1108 | WriteToClient(client, sizeof(xRRSetScreenConfigReply), &rep); |
| 1109 | |
| 1110 | return Success; |
| 1111 | } |
| 1112 | |
| 1113 | static CARD16 |
| 1114 | RR10CurrentSizeID(ScreenPtr pScreen) |
| 1115 | { |
| 1116 | CARD16 sizeID = 0xffff; |
| 1117 | RROutputPtr output = RRFirstOutput(pScreen); |
| 1118 | |
| 1119 | if (output) { |
| 1120 | RR10DataPtr data = RR10GetData(pScreen, output); |
| 1121 | |
| 1122 | if (data) { |
| 1123 | int i; |
| 1124 | |
| 1125 | for (i = 0; i < data->nsize; i++) |
| 1126 | if (data->sizes[i].width == pScreen->width && |
| 1127 | data->sizes[i].height == pScreen->height) { |
| 1128 | sizeID = (CARD16) i; |
| 1129 | break; |
| 1130 | } |
| 1131 | free(data); |
| 1132 | } |
| 1133 | } |
| 1134 | return sizeID; |
| 1135 | } |