| 1 | /* |
| 2 | * Copyright 2002-2004 Red Hat Inc., Durham, North Carolina. |
| 3 | * |
| 4 | * All Rights Reserved. |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining |
| 7 | * a copy of this software and associated documentation files (the |
| 8 | * "Software"), to deal in the Software without restriction, including |
| 9 | * without limitation on the rights to use, copy, modify, merge, |
| 10 | * publish, distribute, sublicense, and/or sell copies of the Software, |
| 11 | * and to permit persons to whom the Software is furnished to do so, |
| 12 | * subject to the following conditions: |
| 13 | * |
| 14 | * The above copyright notice and this permission notice (including the |
| 15 | * next paragraph) shall be included in all copies or substantial |
| 16 | * portions of the Software. |
| 17 | * |
| 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| 19 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 20 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| 21 | * NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS |
| 22 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
| 23 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| 24 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 25 | * SOFTWARE. |
| 26 | */ |
| 27 | |
| 28 | /* |
| 29 | * Authors: |
| 30 | * Rickard E. (Rik) Faith <faith@redhat.com> |
| 31 | * |
| 32 | */ |
| 33 | |
| 34 | /** \file |
| 35 | * This file implements the server-side part of the DMX protocol. A |
| 36 | * vector of fucntions is provided at extension initialization time, so |
| 37 | * most all of the useful functions in this file are declared static and |
| 38 | * do not appear in the doxygen documentation. |
| 39 | * |
| 40 | * Much of the low-level work is done by functions in \a dmxextension.c |
| 41 | * |
| 42 | * Please see the Client-to-Server DMX Extension to the X Protocol |
| 43 | * document for details about the protocol. */ |
| 44 | |
| 45 | #ifdef HAVE_DMX_CONFIG_H |
| 46 | #include <dmx-config.h> |
| 47 | #endif |
| 48 | |
| 49 | #include <X11/X.h> |
| 50 | #include <X11/Xproto.h> |
| 51 | #include "misc.h" |
| 52 | #include "os.h" |
| 53 | #include "dixstruct.h" |
| 54 | #include "extnsionst.h" |
| 55 | #include "extinit.h" |
| 56 | #include "opaque.h" |
| 57 | |
| 58 | #include "dmxextension.h" |
| 59 | #include <X11/extensions/dmxproto.h> |
| 60 | #include <X11/extensions/dmx.h> |
| 61 | #include "protocol-versions.h" |
| 62 | |
| 63 | #ifdef PANORAMIX |
| 64 | #include "panoramiX.h" |
| 65 | extern unsigned long XRT_WINDOW; |
| 66 | extern int PanoramiXNumScreens; |
| 67 | #endif |
| 68 | |
| 69 | static unsigned char DMXCode; |
| 70 | |
| 71 | static int |
| 72 | _DMXXineramaActive(void) |
| 73 | { |
| 74 | #ifdef PANORAMIX |
| 75 | return !noPanoramiXExtension; |
| 76 | #else |
| 77 | return 0; |
| 78 | #endif |
| 79 | } |
| 80 | |
| 81 | static void |
| 82 | dmxSetScreenAttribute(int bit, DMXScreenAttributesPtr attr, CARD32 value) |
| 83 | { |
| 84 | switch (1 << bit) { |
| 85 | case DMXScreenWindowWidth: |
| 86 | attr->screenWindowWidth = value; |
| 87 | break; |
| 88 | case DMXScreenWindowHeight: |
| 89 | attr->screenWindowHeight = value; |
| 90 | break; |
| 91 | case DMXScreenWindowXoffset: |
| 92 | attr->screenWindowXoffset = value; |
| 93 | break; |
| 94 | case DMXScreenWindowYoffset: |
| 95 | attr->screenWindowYoffset = value; |
| 96 | break; |
| 97 | case DMXRootWindowWidth: |
| 98 | attr->rootWindowWidth = value; |
| 99 | break; |
| 100 | case DMXRootWindowHeight: |
| 101 | attr->rootWindowHeight = value; |
| 102 | break; |
| 103 | case DMXRootWindowXoffset: |
| 104 | attr->rootWindowXoffset = value; |
| 105 | break; |
| 106 | case DMXRootWindowYoffset: |
| 107 | attr->rootWindowYoffset = value; |
| 108 | break; |
| 109 | case DMXRootWindowXorigin: |
| 110 | attr->rootWindowXorigin = value; |
| 111 | break; |
| 112 | case DMXRootWindowYorigin: |
| 113 | attr->rootWindowYorigin = value; |
| 114 | break; |
| 115 | } |
| 116 | } |
| 117 | |
| 118 | static int |
| 119 | dmxFetchScreenAttributes(unsigned int mask, |
| 120 | DMXScreenAttributesPtr attr, CARD32 *value_list) |
| 121 | { |
| 122 | int i; |
| 123 | CARD32 *value = value_list; |
| 124 | int count = 0; |
| 125 | |
| 126 | for (i = 0; i < 32; i++) { |
| 127 | if (mask & (1 << i)) { |
| 128 | dmxSetScreenAttribute(i, attr, *value); |
| 129 | ++value; |
| 130 | ++count; |
| 131 | } |
| 132 | } |
| 133 | return count; |
| 134 | } |
| 135 | |
| 136 | static void |
| 137 | dmxSetDesktopAttribute(int bit, DMXDesktopAttributesPtr attr, CARD32 value) |
| 138 | { |
| 139 | switch (1 << bit) { |
| 140 | case DMXDesktopWidth: |
| 141 | attr->width = value; |
| 142 | break; |
| 143 | case DMXDesktopHeight: |
| 144 | attr->height = value; |
| 145 | break; |
| 146 | case DMXDesktopShiftX: |
| 147 | attr->shiftX = value; |
| 148 | break; |
| 149 | case DMXDesktopShiftY: |
| 150 | attr->shiftY = value; |
| 151 | break; |
| 152 | } |
| 153 | } |
| 154 | |
| 155 | static int |
| 156 | dmxFetchDesktopAttributes(unsigned int mask, |
| 157 | DMXDesktopAttributesPtr attr, CARD32 *value_list) |
| 158 | { |
| 159 | int i; |
| 160 | CARD32 *value = value_list; |
| 161 | int count = 0; |
| 162 | |
| 163 | for (i = 0; i < 32; i++) { |
| 164 | if (mask & (1 << i)) { |
| 165 | dmxSetDesktopAttribute(i, attr, *value); |
| 166 | ++value; |
| 167 | ++count; |
| 168 | } |
| 169 | } |
| 170 | return count; |
| 171 | } |
| 172 | |
| 173 | static void |
| 174 | dmxSetInputAttribute(int bit, DMXInputAttributesPtr attr, CARD32 value) |
| 175 | { |
| 176 | switch (1 << bit) { |
| 177 | case DMXInputType: |
| 178 | attr->inputType = value; |
| 179 | break; |
| 180 | case DMXInputPhysicalScreen: |
| 181 | attr->physicalScreen = value; |
| 182 | break; |
| 183 | case DMXInputSendsCore: |
| 184 | attr->sendsCore = ! !value; |
| 185 | break; |
| 186 | } |
| 187 | } |
| 188 | |
| 189 | static int |
| 190 | dmxFetchInputAttributes(unsigned int mask, |
| 191 | DMXInputAttributesPtr attr, CARD32 *value_list) |
| 192 | { |
| 193 | int i; |
| 194 | CARD32 *value = value_list; |
| 195 | int count = 0; |
| 196 | |
| 197 | for (i = 0; i < 32; i++) { |
| 198 | if (mask & (1 << i)) { |
| 199 | dmxSetInputAttribute(i, attr, *value); |
| 200 | ++value; |
| 201 | ++count; |
| 202 | } |
| 203 | } |
| 204 | return count; |
| 205 | } |
| 206 | |
| 207 | static int |
| 208 | ProcDMXQueryVersion(ClientPtr client) |
| 209 | { |
| 210 | xDMXQueryVersionReply rep = { |
| 211 | .type = X_Reply, |
| 212 | .sequenceNumber = client->sequence, |
| 213 | .length = 0, |
| 214 | .majorVersion = SERVER_DMX_MAJOR_VERSION, |
| 215 | .minorVersion = SERVER_DMX_MINOR_VERSION, |
| 216 | .patchVersion = SERVER_DMX_PATCH_VERSION |
| 217 | }; |
| 218 | |
| 219 | REQUEST_SIZE_MATCH(xDMXQueryVersionReq); |
| 220 | |
| 221 | if (client->swapped) { |
| 222 | swaps(&rep.sequenceNumber); |
| 223 | swapl(&rep.length); |
| 224 | swapl(&rep.majorVersion); |
| 225 | swapl(&rep.minorVersion); |
| 226 | swapl(&rep.patchVersion); |
| 227 | } |
| 228 | WriteToClient(client, sizeof(xDMXQueryVersionReply), &rep); |
| 229 | return Success; |
| 230 | } |
| 231 | |
| 232 | static int |
| 233 | ProcDMXSync(ClientPtr client) |
| 234 | { |
| 235 | xDMXSyncReply rep; |
| 236 | |
| 237 | REQUEST_SIZE_MATCH(xDMXSyncReq); |
| 238 | |
| 239 | dmxFlushPendingSyncs(); |
| 240 | |
| 241 | rep = (xDMXSyncReply) { |
| 242 | .type = X_Reply, |
| 243 | .sequenceNumber = client->sequence, |
| 244 | .length = 0, |
| 245 | .status = 0 |
| 246 | }; |
| 247 | if (client->swapped) { |
| 248 | swaps(&rep.sequenceNumber); |
| 249 | swapl(&rep.length); |
| 250 | swapl(&rep.status); |
| 251 | } |
| 252 | WriteToClient(client, sizeof(xDMXSyncReply), &rep); |
| 253 | return Success; |
| 254 | } |
| 255 | |
| 256 | static int |
| 257 | ProcDMXForceWindowCreation(ClientPtr client) |
| 258 | { |
| 259 | xDMXForceWindowCreationReply rep; |
| 260 | |
| 261 | REQUEST(xDMXForceWindowCreationReq); |
| 262 | WindowPtr pWin; |
| 263 | |
| 264 | REQUEST_SIZE_MATCH(xDMXForceWindowCreationReq); |
| 265 | |
| 266 | #ifdef PANORAMIX |
| 267 | if (!noPanoramiXExtension) { |
| 268 | PanoramiXRes *win; |
| 269 | int i; |
| 270 | |
| 271 | if (Success != dixLookupResourceByType((pointer *) &win, |
| 272 | stuff->window, XRT_WINDOW, |
| 273 | client, DixReadAccess)) |
| 274 | return -1; /* BadWindow */ |
| 275 | |
| 276 | FOR_NSCREENS(i) { |
| 277 | if (Success != dixLookupWindow(&pWin, win->info[i].id, client, |
| 278 | DixReadAccess)) |
| 279 | return -1; /* BadWindow */ |
| 280 | |
| 281 | dmxForceWindowCreation(pWin); |
| 282 | } |
| 283 | goto doreply; |
| 284 | } |
| 285 | #endif |
| 286 | |
| 287 | if (Success != dixLookupWindow(&pWin, stuff->window, client, DixReadAccess)) |
| 288 | return -1; /* BadWindow */ |
| 289 | |
| 290 | dmxForceWindowCreation(pWin); |
| 291 | doreply: |
| 292 | dmxFlushPendingSyncs(); |
| 293 | rep = (xDMXForceWindowCreationReply) { |
| 294 | .type = X_Reply, |
| 295 | .sequenceNumber = client->sequence, |
| 296 | .length = 0, |
| 297 | .status = 0 |
| 298 | }; |
| 299 | if (client->swapped) { |
| 300 | swaps(&rep.sequenceNumber); |
| 301 | swapl(&rep.length); |
| 302 | swapl(&rep.status); |
| 303 | } |
| 304 | WriteToClient(client, sizeof(xDMXForceWindowCreationReply), &rep); |
| 305 | return Success; |
| 306 | } |
| 307 | |
| 308 | static int |
| 309 | ProcDMXGetScreenCount(ClientPtr client) |
| 310 | { |
| 311 | xDMXGetScreenCountReply rep; |
| 312 | |
| 313 | REQUEST_SIZE_MATCH(xDMXGetScreenCountReq); |
| 314 | |
| 315 | rep = (xDMXGetScreenCountReply) { |
| 316 | .type = X_Reply, |
| 317 | .sequenceNumber = client->sequence, |
| 318 | .length = 0, |
| 319 | .screenCount = dmxGetNumScreens() |
| 320 | }; |
| 321 | if (client->swapped) { |
| 322 | swaps(&rep.sequenceNumber); |
| 323 | swapl(&rep.length); |
| 324 | swapl(&rep.screenCount); |
| 325 | } |
| 326 | WriteToClient(client, sizeof(xDMXGetScreenCountReply), &rep); |
| 327 | return Success; |
| 328 | } |
| 329 | |
| 330 | static int |
| 331 | ProcDMXGetScreenAttributes(ClientPtr client) |
| 332 | { |
| 333 | REQUEST(xDMXGetScreenAttributesReq); |
| 334 | xDMXGetScreenAttributesReply rep; |
| 335 | int length; |
| 336 | int paddedLength; |
| 337 | DMXScreenAttributesRec attr; |
| 338 | |
| 339 | REQUEST_SIZE_MATCH(xDMXGetScreenAttributesReq); |
| 340 | |
| 341 | if (stuff->physicalScreen < 0 |
| 342 | || stuff->physicalScreen >= dmxGetNumScreens()) |
| 343 | return BadValue; |
| 344 | |
| 345 | if (!dmxGetScreenAttributes(stuff->physicalScreen, &attr)) |
| 346 | return BadValue; |
| 347 | |
| 348 | length = attr.displayName ? strlen(attr.displayName) : 0; |
| 349 | paddedLength = pad_to_int32(length); |
| 350 | |
| 351 | rep = (xDMXGetScreenAttributesReply) { |
| 352 | .type = X_Reply, |
| 353 | .sequenceNumber = client->sequence, |
| 354 | .length = |
| 355 | bytes_to_int32((sizeof(xDMXGetScreenAttributesReply) - |
| 356 | sizeof(xGenericReply)) |
| 357 | + paddedLength), |
| 358 | .displayNameLength = length, |
| 359 | .logicalScreen = attr.logicalScreen, |
| 360 | .screenWindowWidth = attr.screenWindowWidth, |
| 361 | .screenWindowHeight = attr.screenWindowHeight, |
| 362 | .screenWindowXoffset = attr.screenWindowXoffset, |
| 363 | .screenWindowYoffset = attr.screenWindowYoffset, |
| 364 | .rootWindowWidth = attr.rootWindowWidth, |
| 365 | .rootWindowHeight = attr.rootWindowHeight, |
| 366 | .rootWindowXoffset = attr.rootWindowXoffset, |
| 367 | .rootWindowYoffset = attr.rootWindowYoffset, |
| 368 | .rootWindowXorigin = attr.rootWindowXorigin, |
| 369 | .rootWindowYorigin = attr.rootWindowYorigin |
| 370 | }; |
| 371 | |
| 372 | if (client->swapped) { |
| 373 | swaps(&rep.sequenceNumber); |
| 374 | swapl(&rep.length); |
| 375 | swapl(&rep.displayNameLength); |
| 376 | swapl(&rep.logicalScreen); |
| 377 | swaps(&rep.screenWindowWidth); |
| 378 | swaps(&rep.screenWindowHeight); |
| 379 | swaps(&rep.screenWindowXoffset); |
| 380 | swaps(&rep.screenWindowYoffset); |
| 381 | swaps(&rep.rootWindowWidth); |
| 382 | swaps(&rep.rootWindowHeight); |
| 383 | swaps(&rep.rootWindowXoffset); |
| 384 | swaps(&rep.rootWindowYoffset); |
| 385 | swaps(&rep.rootWindowXorigin); |
| 386 | swaps(&rep.rootWindowYorigin); |
| 387 | } |
| 388 | WriteToClient(client, sizeof(xDMXGetScreenAttributesReply), &rep); |
| 389 | if (length) |
| 390 | WriteToClient(client, length, attr.displayName); |
| 391 | return Success; |
| 392 | } |
| 393 | |
| 394 | static int |
| 395 | ProcDMXChangeScreensAttributes(ClientPtr client) |
| 396 | { |
| 397 | REQUEST(xDMXChangeScreensAttributesReq); |
| 398 | xDMXChangeScreensAttributesReply rep; |
| 399 | int status = DMX_BAD_XINERAMA; |
| 400 | unsigned int mask = 0; |
| 401 | unsigned int i; |
| 402 | CARD32 *screen_list; |
| 403 | CARD32 *mask_list; |
| 404 | CARD32 *value_list; |
| 405 | DMXScreenAttributesPtr attribs; |
| 406 | int errorScreen = 0; |
| 407 | unsigned int len; |
| 408 | int ones = 0; |
| 409 | |
| 410 | REQUEST_AT_LEAST_SIZE(xDMXChangeScreensAttributesReq); |
| 411 | len = |
| 412 | client->req_len - |
| 413 | bytes_to_int32(sizeof(xDMXChangeScreensAttributesReq)); |
| 414 | if (len < stuff->screenCount + stuff->maskCount) |
| 415 | return BadLength; |
| 416 | |
| 417 | screen_list = (CARD32 *) (stuff + 1); |
| 418 | mask_list = &screen_list[stuff->screenCount]; |
| 419 | value_list = &mask_list[stuff->maskCount]; |
| 420 | |
| 421 | for (i = 0; i < stuff->maskCount; i++) |
| 422 | ones += Ones(mask_list[i]); |
| 423 | if (len != stuff->screenCount + stuff->maskCount + ones) |
| 424 | return BadLength; |
| 425 | |
| 426 | if (!_DMXXineramaActive()) |
| 427 | goto noxinerama; |
| 428 | |
| 429 | if (!(attribs = malloc(stuff->screenCount * sizeof(*attribs)))) |
| 430 | return BadAlloc; |
| 431 | |
| 432 | for (i = 0; i < stuff->screenCount; i++) { |
| 433 | int count; |
| 434 | |
| 435 | if (i < stuff->maskCount) |
| 436 | mask = mask_list[i]; |
| 437 | dmxGetScreenAttributes(screen_list[i], &attribs[i]); |
| 438 | count = dmxFetchScreenAttributes(mask, &attribs[i], value_list); |
| 439 | value_list += count; |
| 440 | } |
| 441 | |
| 442 | #if PANORAMIX |
| 443 | status = dmxConfigureScreenWindows(stuff->screenCount, |
| 444 | screen_list, attribs, &errorScreen); |
| 445 | #endif |
| 446 | |
| 447 | free(attribs); |
| 448 | |
| 449 | if (status == BadValue) |
| 450 | return status; |
| 451 | |
| 452 | noxinerama: |
| 453 | rep = (xDMXChangeScreensAttributesReply) { |
| 454 | .type = X_Reply, |
| 455 | .sequenceNumber = client->sequence, |
| 456 | .length = 0, |
| 457 | .status = status, |
| 458 | .errorScreen = errorScreen |
| 459 | }; |
| 460 | if (client->swapped) { |
| 461 | swaps(&rep.sequenceNumber); |
| 462 | swapl(&rep.length); |
| 463 | swapl(&rep.status); |
| 464 | swapl(&rep.errorScreen); |
| 465 | } |
| 466 | WriteToClient(client, sizeof(xDMXChangeScreensAttributesReply), &rep); |
| 467 | return Success; |
| 468 | } |
| 469 | |
| 470 | static int |
| 471 | ProcDMXAddScreen(ClientPtr client) |
| 472 | { |
| 473 | REQUEST(xDMXAddScreenReq); |
| 474 | xDMXAddScreenReply rep; |
| 475 | int status = 0; |
| 476 | CARD32 *value_list; |
| 477 | DMXScreenAttributesRec attr; |
| 478 | int count; |
| 479 | char *name; |
| 480 | int len; |
| 481 | int paddedLength; |
| 482 | |
| 483 | REQUEST_AT_LEAST_SIZE(xDMXAddScreenReq); |
| 484 | paddedLength = pad_to_int32(stuff->displayNameLength); |
| 485 | len = client->req_len - bytes_to_int32(sizeof(xDMXAddScreenReq)); |
| 486 | if (len != Ones(stuff->valueMask) + paddedLength / 4) |
| 487 | return BadLength; |
| 488 | |
| 489 | memset(&attr, 0, sizeof(attr)); |
| 490 | dmxGetScreenAttributes(stuff->physicalScreen, &attr); |
| 491 | value_list = (CARD32 *) (stuff + 1); |
| 492 | count = dmxFetchScreenAttributes(stuff->valueMask, &attr, value_list); |
| 493 | |
| 494 | if (!(name = malloc(stuff->displayNameLength + 1 + 4))) |
| 495 | return BadAlloc; |
| 496 | memcpy(name, &value_list[count], stuff->displayNameLength); |
| 497 | name[stuff->displayNameLength] = '\0'; |
| 498 | attr.displayName = name; |
| 499 | |
| 500 | status = dmxAttachScreen(stuff->physicalScreen, &attr); |
| 501 | |
| 502 | free(name); |
| 503 | |
| 504 | rep = (xDMXAddScreenReply) { |
| 505 | .type = X_Reply, |
| 506 | .sequenceNumber = client->sequence, |
| 507 | .length = 0, |
| 508 | .status = status, |
| 509 | .physicalScreen = stuff->physicalScreen |
| 510 | }; |
| 511 | if (client->swapped) { |
| 512 | swaps(&rep.sequenceNumber); |
| 513 | swapl(&rep.length); |
| 514 | swapl(&rep.status); |
| 515 | swapl(&rep.physicalScreen); |
| 516 | } |
| 517 | WriteToClient(client, sizeof(xDMXAddScreenReply), &rep); |
| 518 | return Success; |
| 519 | } |
| 520 | |
| 521 | static int |
| 522 | ProcDMXRemoveScreen(ClientPtr client) |
| 523 | { |
| 524 | REQUEST(xDMXRemoveScreenReq); |
| 525 | xDMXRemoveScreenReply rep; |
| 526 | int status = 0; |
| 527 | |
| 528 | REQUEST_SIZE_MATCH(xDMXRemoveScreenReq); |
| 529 | |
| 530 | status = dmxDetachScreen(stuff->physicalScreen); |
| 531 | |
| 532 | rep = (xDMXRemoveScreenReply) { |
| 533 | .type = X_Reply, |
| 534 | .sequenceNumber = client->sequence, |
| 535 | .length = 0, |
| 536 | .status = status |
| 537 | }; |
| 538 | if (client->swapped) { |
| 539 | swaps(&rep.sequenceNumber); |
| 540 | swapl(&rep.length); |
| 541 | swapl(&rep.status); |
| 542 | } |
| 543 | WriteToClient(client, sizeof(xDMXRemoveScreenReply), &rep); |
| 544 | return Success; |
| 545 | } |
| 546 | |
| 547 | #ifdef PANORAMIX |
| 548 | static int |
| 549 | dmxPopulatePanoramiX(ClientPtr client, Window window, |
| 550 | CARD32 *screens, CARD32 *windows, |
| 551 | xRectangle *pos, xRectangle *vis) |
| 552 | { |
| 553 | WindowPtr pWin; |
| 554 | PanoramiXRes *win; |
| 555 | int i; |
| 556 | int count = 0; |
| 557 | DMXWindowAttributesRec attr; |
| 558 | |
| 559 | if (Success != dixLookupResourceByType((pointer *) &win, |
| 560 | window, XRT_WINDOW, |
| 561 | client, DixReadAccess)) |
| 562 | return -1; /* BadWindow */ |
| 563 | |
| 564 | FOR_NSCREENS(i) { |
| 565 | if (Success != dixLookupWindow(&pWin, win->info[i].id, client, |
| 566 | DixReadAccess)) |
| 567 | return -1; /* BadWindow */ |
| 568 | if (dmxGetWindowAttributes(pWin, &attr)) { |
| 569 | screens[count] = attr.screen; |
| 570 | windows[count] = attr.window; |
| 571 | pos[count] = attr.pos; |
| 572 | vis[count] = attr.vis; |
| 573 | ++count; /* Only count existing windows */ |
| 574 | } |
| 575 | } |
| 576 | return count; |
| 577 | } |
| 578 | #endif |
| 579 | |
| 580 | static int |
| 581 | dmxPopulate(ClientPtr client, Window window, CARD32 *screens, |
| 582 | CARD32 *windows, xRectangle *pos, xRectangle *vis) |
| 583 | { |
| 584 | WindowPtr pWin; |
| 585 | DMXWindowAttributesRec attr; |
| 586 | |
| 587 | #ifdef PANORAMIX |
| 588 | if (!noPanoramiXExtension) |
| 589 | return dmxPopulatePanoramiX(client, window, screens, windows, pos, vis); |
| 590 | #endif |
| 591 | |
| 592 | if (Success != dixLookupWindow(&pWin, window, client, DixReadAccess)) |
| 593 | return -1; /* BadWindow */ |
| 594 | |
| 595 | dmxGetWindowAttributes(pWin, &attr); |
| 596 | *screens = attr.screen; |
| 597 | *windows = attr.window; |
| 598 | *pos = attr.pos; |
| 599 | *vis = attr.vis; |
| 600 | return 1; |
| 601 | } |
| 602 | |
| 603 | static int |
| 604 | dmxMaxNumScreens(void) |
| 605 | { |
| 606 | #ifdef PANORAMIX |
| 607 | if (!noPanoramiXExtension) |
| 608 | return PanoramiXNumScreens; |
| 609 | #endif |
| 610 | return 1; |
| 611 | } |
| 612 | |
| 613 | static int |
| 614 | ProcDMXGetWindowAttributes(ClientPtr client) |
| 615 | { |
| 616 | REQUEST(xDMXGetWindowAttributesReq); |
| 617 | xDMXGetWindowAttributesReply rep; |
| 618 | int i; |
| 619 | CARD32 *screens; |
| 620 | CARD32 *windows; |
| 621 | xRectangle *pos, *vis; |
| 622 | int count = dmxMaxNumScreens(); |
| 623 | |
| 624 | REQUEST_SIZE_MATCH(xDMXGetWindowAttributesReq); |
| 625 | |
| 626 | if (!(screens = malloc(count * sizeof(*screens)))) |
| 627 | return BadAlloc; |
| 628 | if (!(windows = malloc(count * sizeof(*windows)))) { |
| 629 | free(screens); |
| 630 | return BadAlloc; |
| 631 | } |
| 632 | if (!(pos = malloc(count * sizeof(*pos)))) { |
| 633 | free(windows); |
| 634 | free(screens); |
| 635 | return BadAlloc; |
| 636 | } |
| 637 | if (!(vis = malloc(count * sizeof(*vis)))) { |
| 638 | free(pos); |
| 639 | free(windows); |
| 640 | free(screens); |
| 641 | return BadAlloc; |
| 642 | } |
| 643 | |
| 644 | if ((count = dmxPopulate(client, stuff->window, screens, windows, |
| 645 | pos, vis)) < 0) { |
| 646 | free(vis); |
| 647 | free(pos); |
| 648 | free(windows); |
| 649 | free(screens); |
| 650 | return BadWindow; |
| 651 | } |
| 652 | |
| 653 | rep = (xDMXGetWindowAttributesReply) { |
| 654 | .type = X_Reply, |
| 655 | .sequenceNumber = client->sequence, |
| 656 | .length = count * 6, |
| 657 | .screenCount = count |
| 658 | }; |
| 659 | if (client->swapped) { |
| 660 | swaps(&rep.sequenceNumber); |
| 661 | swapl(&rep.length); |
| 662 | swapl(&rep.screenCount); |
| 663 | for (i = 0; i < count; i++) { |
| 664 | swapl(&screens[i]); |
| 665 | swapl(&windows[i]); |
| 666 | |
| 667 | swaps(&pos[i].x); |
| 668 | swaps(&pos[i].y); |
| 669 | swaps(&pos[i].width); |
| 670 | swaps(&pos[i].height); |
| 671 | |
| 672 | swaps(&vis[i].x); |
| 673 | swaps(&vis[i].y); |
| 674 | swaps(&vis[i].width); |
| 675 | swaps(&vis[i].height); |
| 676 | } |
| 677 | } |
| 678 | |
| 679 | dmxFlushPendingSyncs(); |
| 680 | |
| 681 | WriteToClient(client, sizeof(xDMXGetWindowAttributesReply), &rep); |
| 682 | if (count) { |
| 683 | WriteToClient(client, count * sizeof(*screens), screens); |
| 684 | WriteToClient(client, count * sizeof(*windows), windows); |
| 685 | WriteToClient(client, count * sizeof(*pos), pos); |
| 686 | WriteToClient(client, count * sizeof(*vis), vis); |
| 687 | } |
| 688 | |
| 689 | free(vis); |
| 690 | free(pos); |
| 691 | free(windows); |
| 692 | free(screens); |
| 693 | |
| 694 | return Success; |
| 695 | } |
| 696 | |
| 697 | static int |
| 698 | ProcDMXGetDesktopAttributes(ClientPtr client) |
| 699 | { |
| 700 | xDMXGetDesktopAttributesReply rep; |
| 701 | DMXDesktopAttributesRec attr; |
| 702 | |
| 703 | REQUEST_SIZE_MATCH(xDMXGetDesktopAttributesReq); |
| 704 | |
| 705 | dmxGetDesktopAttributes(&attr); |
| 706 | |
| 707 | rep = (xDMXGetDesktopAttributesReply) { |
| 708 | .type = X_Reply, |
| 709 | .sequenceNumber = client->sequence, |
| 710 | .length = 0, |
| 711 | .width = attr.width, |
| 712 | .height = attr.height, |
| 713 | .shiftX = attr.shiftX, |
| 714 | .shiftY = attr.shiftY |
| 715 | }; |
| 716 | |
| 717 | if (client->swapped) { |
| 718 | swaps(&rep.sequenceNumber); |
| 719 | swapl(&rep.length); |
| 720 | swaps(&rep.width); |
| 721 | swaps(&rep.height); |
| 722 | swaps(&rep.shiftX); |
| 723 | swaps(&rep.shiftY); |
| 724 | } |
| 725 | WriteToClient(client, sizeof(xDMXGetDesktopAttributesReply), &rep); |
| 726 | return Success; |
| 727 | } |
| 728 | |
| 729 | static int |
| 730 | ProcDMXChangeDesktopAttributes(ClientPtr client) |
| 731 | { |
| 732 | REQUEST(xDMXChangeDesktopAttributesReq); |
| 733 | xDMXChangeDesktopAttributesReply rep; |
| 734 | int status = DMX_BAD_XINERAMA; |
| 735 | CARD32 *value_list; |
| 736 | DMXDesktopAttributesRec attr; |
| 737 | int len; |
| 738 | |
| 739 | REQUEST_AT_LEAST_SIZE(xDMXChangeDesktopAttributesReq); |
| 740 | len = client->req_len - (sizeof(xDMXChangeDesktopAttributesReq) >> 2); |
| 741 | if (len != Ones(stuff->valueMask)) |
| 742 | return BadLength; |
| 743 | |
| 744 | if (!_DMXXineramaActive()) |
| 745 | goto noxinerama; |
| 746 | |
| 747 | value_list = (CARD32 *) (stuff + 1); |
| 748 | |
| 749 | dmxGetDesktopAttributes(&attr); |
| 750 | dmxFetchDesktopAttributes(stuff->valueMask, &attr, value_list); |
| 751 | |
| 752 | #if PANORAMIX |
| 753 | status = dmxConfigureDesktop(&attr); |
| 754 | #endif |
| 755 | if (status == BadValue) |
| 756 | return status; |
| 757 | |
| 758 | noxinerama: |
| 759 | rep = (xDMXChangeDesktopAttributesReply) { |
| 760 | .type = X_Reply, |
| 761 | .sequenceNumber = client->sequence, |
| 762 | .length = 0, |
| 763 | .status = status |
| 764 | }; |
| 765 | if (client->swapped) { |
| 766 | swaps(&rep.sequenceNumber); |
| 767 | swapl(&rep.length); |
| 768 | swapl(&rep.status); |
| 769 | } |
| 770 | WriteToClient(client, sizeof(xDMXChangeDesktopAttributesReply), &rep); |
| 771 | return Success; |
| 772 | } |
| 773 | |
| 774 | static int |
| 775 | ProcDMXGetInputCount(ClientPtr client) |
| 776 | { |
| 777 | xDMXGetInputCountReply rep; |
| 778 | |
| 779 | REQUEST_SIZE_MATCH(xDMXGetInputCountReq); |
| 780 | |
| 781 | rep = (xDMXGetInputCountReply) { |
| 782 | .type = X_Reply, |
| 783 | .sequenceNumber = client->sequence, |
| 784 | .length = 0, |
| 785 | .inputCount = dmxGetInputCount() |
| 786 | }; |
| 787 | if (client->swapped) { |
| 788 | swaps(&rep.sequenceNumber); |
| 789 | swapl(&rep.length); |
| 790 | swapl(&rep.inputCount); |
| 791 | } |
| 792 | WriteToClient(client, sizeof(xDMXGetInputCountReply), &rep); |
| 793 | return Success; |
| 794 | } |
| 795 | |
| 796 | static int |
| 797 | ProcDMXGetInputAttributes(ClientPtr client) |
| 798 | { |
| 799 | REQUEST(xDMXGetInputAttributesReq); |
| 800 | xDMXGetInputAttributesReply rep; |
| 801 | int length; |
| 802 | int paddedLength; |
| 803 | DMXInputAttributesRec attr; |
| 804 | |
| 805 | REQUEST_SIZE_MATCH(xDMXGetInputAttributesReq); |
| 806 | |
| 807 | if (dmxGetInputAttributes(stuff->deviceId, &attr)) |
| 808 | return BadValue; |
| 809 | |
| 810 | length = attr.name ? strlen(attr.name) : 0; |
| 811 | paddedLength = pad_to_int32(length); |
| 812 | |
| 813 | rep = (xDMXGetInputAttributesReply) { |
| 814 | .type = X_Reply, |
| 815 | .sequenceNumber = client->sequence, |
| 816 | .length = bytes_to_int32(paddedLength), |
| 817 | |
| 818 | .inputType = attr.inputType, |
| 819 | .physicalScreen = attr.physicalScreen, |
| 820 | .physicalId = attr.physicalId, |
| 821 | .nameLength = length, |
| 822 | .isCore = attr.isCore, |
| 823 | .sendsCore = attr.sendsCore, |
| 824 | .detached = attr.detached |
| 825 | }; |
| 826 | |
| 827 | if (client->swapped) { |
| 828 | swaps(&rep.sequenceNumber); |
| 829 | swapl(&rep.length); |
| 830 | swapl(&rep.inputType); |
| 831 | swapl(&rep.physicalScreen); |
| 832 | swapl(&rep.physicalId); |
| 833 | swapl(&rep.nameLength); |
| 834 | } |
| 835 | WriteToClient(client, sizeof(xDMXGetInputAttributesReply), &rep); |
| 836 | if (length) |
| 837 | WriteToClient(client, length, attr.name); |
| 838 | return Success; |
| 839 | } |
| 840 | |
| 841 | static int |
| 842 | ProcDMXAddInput(ClientPtr client) |
| 843 | { |
| 844 | REQUEST(xDMXAddInputReq); |
| 845 | xDMXAddInputReply rep; |
| 846 | int status = 0; |
| 847 | CARD32 *value_list; |
| 848 | DMXInputAttributesRec attr; |
| 849 | int count; |
| 850 | char *name; |
| 851 | int len; |
| 852 | int paddedLength; |
| 853 | int id = -1; |
| 854 | |
| 855 | REQUEST_AT_LEAST_SIZE(xDMXAddInputReq); |
| 856 | paddedLength = pad_to_int32(stuff->displayNameLength); |
| 857 | len = client->req_len - (sizeof(xDMXAddInputReq) >> 2); |
| 858 | if (len != Ones(stuff->valueMask) + paddedLength / 4) |
| 859 | return BadLength; |
| 860 | |
| 861 | memset(&attr, 0, sizeof(attr)); |
| 862 | value_list = (CARD32 *) (stuff + 1); |
| 863 | count = dmxFetchInputAttributes(stuff->valueMask, &attr, value_list); |
| 864 | |
| 865 | if (!(name = malloc(stuff->displayNameLength + 1 + 4))) |
| 866 | return BadAlloc; |
| 867 | memcpy(name, &value_list[count], stuff->displayNameLength); |
| 868 | name[stuff->displayNameLength] = '\0'; |
| 869 | attr.name = name; |
| 870 | |
| 871 | status = dmxAddInput(&attr, &id); |
| 872 | |
| 873 | free(name); |
| 874 | |
| 875 | if (status) |
| 876 | return status; |
| 877 | |
| 878 | rep = (xDMXAddInputReply) { |
| 879 | .type = X_Reply, |
| 880 | .sequenceNumber = client->sequence, |
| 881 | .length = 0, |
| 882 | .status = status, |
| 883 | .physicalId = id |
| 884 | }; |
| 885 | if (client->swapped) { |
| 886 | swaps(&rep.sequenceNumber); |
| 887 | swapl(&rep.length); |
| 888 | swapl(&rep.status); |
| 889 | swapl(&rep.physicalId); |
| 890 | } |
| 891 | WriteToClient(client, sizeof(xDMXAddInputReply), &rep); |
| 892 | return Success; |
| 893 | } |
| 894 | |
| 895 | static int |
| 896 | ProcDMXRemoveInput(ClientPtr client) |
| 897 | { |
| 898 | REQUEST(xDMXRemoveInputReq); |
| 899 | xDMXRemoveInputReply rep; |
| 900 | int status = 0; |
| 901 | |
| 902 | REQUEST_SIZE_MATCH(xDMXRemoveInputReq); |
| 903 | |
| 904 | status = dmxRemoveInput(stuff->physicalId); |
| 905 | |
| 906 | if (status) |
| 907 | return status; |
| 908 | |
| 909 | rep = (xDMXRemoveInputReply) { |
| 910 | .type = X_Reply, |
| 911 | .sequenceNumber = client->sequence, |
| 912 | .length = 0, |
| 913 | .status = status |
| 914 | }; |
| 915 | if (client->swapped) { |
| 916 | swaps(&rep.sequenceNumber); |
| 917 | swapl(&rep.length); |
| 918 | swapl(&rep.status); |
| 919 | } |
| 920 | WriteToClient(client, sizeof(xDMXRemoveInputReply), &rep); |
| 921 | return Success; |
| 922 | } |
| 923 | |
| 924 | static int |
| 925 | ProcDMXDispatch(ClientPtr client) |
| 926 | { |
| 927 | REQUEST(xReq); |
| 928 | |
| 929 | switch (stuff->data) { |
| 930 | case X_DMXQueryVersion: |
| 931 | return ProcDMXQueryVersion(client); |
| 932 | case X_DMXSync: |
| 933 | return ProcDMXSync(client); |
| 934 | case X_DMXForceWindowCreation: |
| 935 | return ProcDMXForceWindowCreation(client); |
| 936 | case X_DMXGetScreenCount: |
| 937 | return ProcDMXGetScreenCount(client); |
| 938 | case X_DMXGetScreenAttributes: |
| 939 | return ProcDMXGetScreenAttributes(client); |
| 940 | case X_DMXChangeScreensAttributes: |
| 941 | return ProcDMXChangeScreensAttributes(client); |
| 942 | case X_DMXAddScreen: |
| 943 | return ProcDMXAddScreen(client); |
| 944 | case X_DMXRemoveScreen: |
| 945 | return ProcDMXRemoveScreen(client); |
| 946 | case X_DMXGetWindowAttributes: |
| 947 | return ProcDMXGetWindowAttributes(client); |
| 948 | case X_DMXGetDesktopAttributes: |
| 949 | return ProcDMXGetDesktopAttributes(client); |
| 950 | case X_DMXChangeDesktopAttributes: |
| 951 | return ProcDMXChangeDesktopAttributes(client); |
| 952 | case X_DMXGetInputCount: |
| 953 | return ProcDMXGetInputCount(client); |
| 954 | case X_DMXGetInputAttributes: |
| 955 | return ProcDMXGetInputAttributes(client); |
| 956 | case X_DMXAddInput: |
| 957 | return ProcDMXAddInput(client); |
| 958 | case X_DMXRemoveInput: |
| 959 | return ProcDMXRemoveInput(client); |
| 960 | |
| 961 | case X_DMXGetScreenInformationDEPRECATED: |
| 962 | case X_DMXForceWindowCreationDEPRECATED: |
| 963 | case X_DMXReconfigureScreenDEPRECATED: |
| 964 | return BadImplementation; |
| 965 | |
| 966 | default: |
| 967 | return BadRequest; |
| 968 | } |
| 969 | } |
| 970 | |
| 971 | static int |
| 972 | SProcDMXQueryVersion(ClientPtr client) |
| 973 | { |
| 974 | REQUEST(xDMXQueryVersionReq); |
| 975 | |
| 976 | swaps(&stuff->length); |
| 977 | REQUEST_SIZE_MATCH(xDMXQueryVersionReq); |
| 978 | return ProcDMXQueryVersion(client); |
| 979 | } |
| 980 | |
| 981 | static int |
| 982 | SProcDMXSync(ClientPtr client) |
| 983 | { |
| 984 | REQUEST(xDMXSyncReq); |
| 985 | |
| 986 | swaps(&stuff->length); |
| 987 | REQUEST_SIZE_MATCH(xDMXSyncReq); |
| 988 | return ProcDMXSync(client); |
| 989 | } |
| 990 | |
| 991 | static int |
| 992 | SProcDMXForceWindowCreation(ClientPtr client) |
| 993 | { |
| 994 | REQUEST(xDMXForceWindowCreationReq); |
| 995 | |
| 996 | swaps(&stuff->length); |
| 997 | REQUEST_SIZE_MATCH(xDMXForceWindowCreationReq); |
| 998 | swapl(&stuff->window); |
| 999 | return ProcDMXForceWindowCreation(client); |
| 1000 | } |
| 1001 | |
| 1002 | static int |
| 1003 | SProcDMXGetScreenCount(ClientPtr client) |
| 1004 | { |
| 1005 | REQUEST(xDMXGetScreenCountReq); |
| 1006 | |
| 1007 | swaps(&stuff->length); |
| 1008 | REQUEST_SIZE_MATCH(xDMXGetScreenCountReq); |
| 1009 | return ProcDMXGetScreenCount(client); |
| 1010 | } |
| 1011 | |
| 1012 | static int |
| 1013 | SProcDMXGetScreenAttributes(ClientPtr client) |
| 1014 | { |
| 1015 | REQUEST(xDMXGetScreenAttributesReq); |
| 1016 | |
| 1017 | swaps(&stuff->length); |
| 1018 | REQUEST_SIZE_MATCH(xDMXGetScreenAttributesReq); |
| 1019 | swapl(&stuff->physicalScreen); |
| 1020 | return ProcDMXGetScreenAttributes(client); |
| 1021 | } |
| 1022 | |
| 1023 | static int |
| 1024 | SProcDMXChangeScreensAttributes(ClientPtr client) |
| 1025 | { |
| 1026 | REQUEST(xDMXChangeScreensAttributesReq); |
| 1027 | |
| 1028 | swaps(&stuff->length); |
| 1029 | REQUEST_AT_LEAST_SIZE(xDMXGetScreenAttributesReq); |
| 1030 | swapl(&stuff->screenCount); |
| 1031 | swapl(&stuff->maskCount); |
| 1032 | SwapRestL(stuff); |
| 1033 | return ProcDMXGetScreenAttributes(client); |
| 1034 | } |
| 1035 | |
| 1036 | static int |
| 1037 | SProcDMXAddScreen(ClientPtr client) |
| 1038 | { |
| 1039 | int paddedLength; |
| 1040 | |
| 1041 | REQUEST(xDMXAddScreenReq); |
| 1042 | |
| 1043 | swaps(&stuff->length); |
| 1044 | REQUEST_AT_LEAST_SIZE(xDMXAddScreenReq); |
| 1045 | swapl(&stuff->displayNameLength); |
| 1046 | swapl(&stuff->valueMask); |
| 1047 | paddedLength = pad_to_int32(stuff->displayNameLength); |
| 1048 | SwapLongs((CARD32 *) (stuff + 1), LengthRestL(stuff) - paddedLength / 4); |
| 1049 | return ProcDMXAddScreen(client); |
| 1050 | } |
| 1051 | |
| 1052 | static int |
| 1053 | SProcDMXRemoveScreen(ClientPtr client) |
| 1054 | { |
| 1055 | REQUEST(xDMXRemoveScreenReq); |
| 1056 | |
| 1057 | swaps(&stuff->length); |
| 1058 | REQUEST_SIZE_MATCH(xDMXRemoveScreenReq); |
| 1059 | swapl(&stuff->physicalScreen); |
| 1060 | return ProcDMXRemoveScreen(client); |
| 1061 | } |
| 1062 | |
| 1063 | static int |
| 1064 | SProcDMXGetWindowAttributes(ClientPtr client) |
| 1065 | { |
| 1066 | REQUEST(xDMXGetWindowAttributesReq); |
| 1067 | |
| 1068 | swaps(&stuff->length); |
| 1069 | REQUEST_SIZE_MATCH(xDMXGetWindowAttributesReq); |
| 1070 | swapl(&stuff->window); |
| 1071 | return ProcDMXGetWindowAttributes(client); |
| 1072 | } |
| 1073 | |
| 1074 | static int |
| 1075 | SProcDMXGetDesktopAttributes(ClientPtr client) |
| 1076 | { |
| 1077 | REQUEST(xDMXGetDesktopAttributesReq); |
| 1078 | |
| 1079 | swaps(&stuff->length); |
| 1080 | REQUEST_SIZE_MATCH(xDMXGetDesktopAttributesReq); |
| 1081 | return ProcDMXGetDesktopAttributes(client); |
| 1082 | } |
| 1083 | |
| 1084 | static int |
| 1085 | SProcDMXChangeDesktopAttributes(ClientPtr client) |
| 1086 | { |
| 1087 | REQUEST(xDMXChangeDesktopAttributesReq); |
| 1088 | |
| 1089 | swaps(&stuff->length); |
| 1090 | REQUEST_AT_LEAST_SIZE(xDMXChangeDesktopAttributesReq); |
| 1091 | swapl(&stuff->valueMask); |
| 1092 | SwapRestL(stuff); |
| 1093 | return ProcDMXChangeDesktopAttributes(client); |
| 1094 | } |
| 1095 | |
| 1096 | static int |
| 1097 | SProcDMXGetInputCount(ClientPtr client) |
| 1098 | { |
| 1099 | REQUEST(xDMXGetInputCountReq); |
| 1100 | |
| 1101 | swaps(&stuff->length); |
| 1102 | REQUEST_SIZE_MATCH(xDMXGetInputCountReq); |
| 1103 | return ProcDMXGetInputCount(client); |
| 1104 | } |
| 1105 | |
| 1106 | static int |
| 1107 | SProcDMXGetInputAttributes(ClientPtr client) |
| 1108 | { |
| 1109 | REQUEST(xDMXGetInputAttributesReq); |
| 1110 | |
| 1111 | swaps(&stuff->length); |
| 1112 | REQUEST_SIZE_MATCH(xDMXGetInputAttributesReq); |
| 1113 | swapl(&stuff->deviceId); |
| 1114 | return ProcDMXGetInputAttributes(client); |
| 1115 | } |
| 1116 | |
| 1117 | static int |
| 1118 | SProcDMXAddInput(ClientPtr client) |
| 1119 | { |
| 1120 | int paddedLength; |
| 1121 | |
| 1122 | REQUEST(xDMXAddInputReq); |
| 1123 | |
| 1124 | swaps(&stuff->length); |
| 1125 | REQUEST_AT_LEAST_SIZE(xDMXAddInputReq); |
| 1126 | swapl(&stuff->displayNameLength); |
| 1127 | swapl(&stuff->valueMask); |
| 1128 | paddedLength = pad_to_int32(stuff->displayNameLength); |
| 1129 | SwapLongs((CARD32 *) (stuff + 1), LengthRestL(stuff) - paddedLength / 4); |
| 1130 | return ProcDMXAddInput(client); |
| 1131 | } |
| 1132 | |
| 1133 | static int |
| 1134 | SProcDMXRemoveInput(ClientPtr client) |
| 1135 | { |
| 1136 | REQUEST(xDMXRemoveInputReq); |
| 1137 | |
| 1138 | swaps(&stuff->length); |
| 1139 | REQUEST_SIZE_MATCH(xDMXRemoveInputReq); |
| 1140 | swapl(&stuff->physicalId); |
| 1141 | return ProcDMXRemoveInput(client); |
| 1142 | } |
| 1143 | |
| 1144 | static int |
| 1145 | SProcDMXDispatch(ClientPtr client) |
| 1146 | { |
| 1147 | REQUEST(xReq); |
| 1148 | |
| 1149 | switch (stuff->data) { |
| 1150 | case X_DMXQueryVersion: |
| 1151 | return SProcDMXQueryVersion(client); |
| 1152 | case X_DMXSync: |
| 1153 | return SProcDMXSync(client); |
| 1154 | case X_DMXForceWindowCreation: |
| 1155 | return SProcDMXForceWindowCreation(client); |
| 1156 | case X_DMXGetScreenCount: |
| 1157 | return SProcDMXGetScreenCount(client); |
| 1158 | case X_DMXGetScreenAttributes: |
| 1159 | return SProcDMXGetScreenAttributes(client); |
| 1160 | case X_DMXChangeScreensAttributes: |
| 1161 | return SProcDMXChangeScreensAttributes(client); |
| 1162 | case X_DMXAddScreen: |
| 1163 | return SProcDMXAddScreen(client); |
| 1164 | case X_DMXRemoveScreen: |
| 1165 | return SProcDMXRemoveScreen(client); |
| 1166 | case X_DMXGetWindowAttributes: |
| 1167 | return SProcDMXGetWindowAttributes(client); |
| 1168 | case X_DMXGetDesktopAttributes: |
| 1169 | return SProcDMXGetDesktopAttributes(client); |
| 1170 | case X_DMXChangeDesktopAttributes: |
| 1171 | return SProcDMXChangeDesktopAttributes(client); |
| 1172 | case X_DMXGetInputCount: |
| 1173 | return SProcDMXGetInputCount(client); |
| 1174 | case X_DMXGetInputAttributes: |
| 1175 | return SProcDMXGetInputAttributes(client); |
| 1176 | case X_DMXAddInput: |
| 1177 | return SProcDMXAddInput(client); |
| 1178 | case X_DMXRemoveInput: |
| 1179 | return SProcDMXRemoveInput(client); |
| 1180 | |
| 1181 | case X_DMXGetScreenInformationDEPRECATED: |
| 1182 | case X_DMXForceWindowCreationDEPRECATED: |
| 1183 | case X_DMXReconfigureScreenDEPRECATED: |
| 1184 | return BadImplementation; |
| 1185 | |
| 1186 | default: |
| 1187 | return BadRequest; |
| 1188 | } |
| 1189 | } |
| 1190 | |
| 1191 | /** Initialize the extension. */ |
| 1192 | void |
| 1193 | DMXExtensionInit(void) |
| 1194 | { |
| 1195 | ExtensionEntry *extEntry; |
| 1196 | |
| 1197 | if ((extEntry = AddExtension(DMX_EXTENSION_NAME, 0, 0, |
| 1198 | ProcDMXDispatch, SProcDMXDispatch, |
| 1199 | NULL, StandardMinorOpcode))) |
| 1200 | DMXCode = extEntry->base; |
| 1201 | } |