| 1 | /* |
| 2 | |
| 3 | Copyright 1992, 1998 The Open Group |
| 4 | |
| 5 | Permission to use, copy, modify, distribute, and sell this software and its |
| 6 | documentation for any purpose is hereby granted without fee, provided that |
| 7 | the above copyright notice appear in all copies and that both that |
| 8 | copyright notice and this permission notice appear in supporting |
| 9 | documentation. |
| 10 | |
| 11 | The above copyright notice and this permission notice shall be included |
| 12 | in all copies or substantial portions of the Software. |
| 13 | |
| 14 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| 15 | OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 16 | MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| 17 | IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR |
| 18 | OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
| 19 | ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
| 20 | OTHER DEALINGS IN THE SOFTWARE. |
| 21 | |
| 22 | Except as contained in this notice, the name of The Open Group shall |
| 23 | not be used in advertising or otherwise to promote the sale, use or |
| 24 | other dealings in this Software without prior written authorization |
| 25 | from The Open Group. |
| 26 | |
| 27 | */ |
| 28 | |
| 29 | #ifdef HAVE_DIX_CONFIG_H |
| 30 | #include <dix-config.h> |
| 31 | #endif |
| 32 | |
| 33 | #include <X11/X.h> |
| 34 | #include <X11/Xproto.h> |
| 35 | #include <X11/Xatom.h> |
| 36 | #include "misc.h" |
| 37 | #include "os.h" |
| 38 | #include "dixstruct.h" |
| 39 | #include "extnsionst.h" |
| 40 | #include "windowstr.h" |
| 41 | #include "inputstr.h" |
| 42 | #include "scrnintstr.h" |
| 43 | #include "dixevents.h" |
| 44 | #include "sleepuntil.h" |
| 45 | #include "mi.h" |
| 46 | #include "xkbsrv.h" |
| 47 | #include "xkbstr.h" |
| 48 | #include <X11/extensions/xtestproto.h> |
| 49 | #include <X11/extensions/XI.h> |
| 50 | #include <X11/extensions/XIproto.h> |
| 51 | #include "exglobals.h" |
| 52 | #include "mipointer.h" |
| 53 | #include "xserver-properties.h" |
| 54 | #include "exevents.h" |
| 55 | #include "eventstr.h" |
| 56 | #include "inpututils.h" |
| 57 | |
| 58 | #include "extinit.h" |
| 59 | |
| 60 | /* XTest events are sent during request processing and may be interruped by |
| 61 | * a SIGIO. We need a separate event list to avoid events overwriting each |
| 62 | * other's memory */ |
| 63 | static InternalEvent *xtest_evlist; |
| 64 | |
| 65 | /** |
| 66 | * xtestpointer |
| 67 | * is the virtual pointer for XTest. It is the first slave |
| 68 | * device of the VCP. |
| 69 | * xtestkeyboard |
| 70 | * is the virtual keyboard for XTest. It is the first slave |
| 71 | * device of the VCK |
| 72 | * |
| 73 | * Neither of these devices can be deleted. |
| 74 | */ |
| 75 | DeviceIntPtr xtestpointer, xtestkeyboard; |
| 76 | |
| 77 | #ifdef PANORAMIX |
| 78 | #include "panoramiX.h" |
| 79 | #include "panoramiXsrv.h" |
| 80 | #endif |
| 81 | |
| 82 | static int XTestSwapFakeInput(ClientPtr /* client */ , |
| 83 | xReq * /* req */ |
| 84 | ); |
| 85 | |
| 86 | static int |
| 87 | ProcXTestGetVersion(ClientPtr client) |
| 88 | { |
| 89 | xXTestGetVersionReply rep = { |
| 90 | .type = X_Reply, |
| 91 | .sequenceNumber = client->sequence, |
| 92 | .length = 0, |
| 93 | .majorVersion = XTestMajorVersion, |
| 94 | .minorVersion = XTestMinorVersion |
| 95 | }; |
| 96 | |
| 97 | REQUEST_SIZE_MATCH(xXTestGetVersionReq); |
| 98 | |
| 99 | if (client->swapped) { |
| 100 | swaps(&rep.sequenceNumber); |
| 101 | swaps(&rep.minorVersion); |
| 102 | } |
| 103 | WriteToClient(client, sizeof(xXTestGetVersionReply), &rep); |
| 104 | return Success; |
| 105 | } |
| 106 | |
| 107 | static int |
| 108 | ProcXTestCompareCursor(ClientPtr client) |
| 109 | { |
| 110 | REQUEST(xXTestCompareCursorReq); |
| 111 | xXTestCompareCursorReply rep; |
| 112 | WindowPtr pWin; |
| 113 | CursorPtr pCursor; |
| 114 | int rc; |
| 115 | DeviceIntPtr ptr = PickPointer(client); |
| 116 | |
| 117 | REQUEST_SIZE_MATCH(xXTestCompareCursorReq); |
| 118 | rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); |
| 119 | if (rc != Success) |
| 120 | return rc; |
| 121 | |
| 122 | if (!ptr) |
| 123 | return BadAccess; |
| 124 | |
| 125 | if (stuff->cursor == None) |
| 126 | pCursor = NullCursor; |
| 127 | else if (stuff->cursor == XTestCurrentCursor) |
| 128 | pCursor = GetSpriteCursor(ptr); |
| 129 | else { |
| 130 | rc = dixLookupResourceByType((pointer *) &pCursor, stuff->cursor, |
| 131 | RT_CURSOR, client, DixReadAccess); |
| 132 | if (rc != Success) { |
| 133 | client->errorValue = stuff->cursor; |
| 134 | return rc; |
| 135 | } |
| 136 | } |
| 137 | rep = (xXTestCompareCursorReply) { |
| 138 | .type = X_Reply, |
| 139 | .sequenceNumber = client->sequence, |
| 140 | .length = 0, |
| 141 | .same = (wCursor(pWin) == pCursor) |
| 142 | }; |
| 143 | if (client->swapped) { |
| 144 | swaps(&rep.sequenceNumber); |
| 145 | } |
| 146 | WriteToClient(client, sizeof(xXTestCompareCursorReply), &rep); |
| 147 | return Success; |
| 148 | } |
| 149 | |
| 150 | static int |
| 151 | ProcXTestFakeInput(ClientPtr client) |
| 152 | { |
| 153 | REQUEST(xXTestFakeInputReq); |
| 154 | int nev, n, type, rc; |
| 155 | xEvent *ev; |
| 156 | DeviceIntPtr dev = NULL; |
| 157 | WindowPtr root; |
| 158 | Bool extension = FALSE; |
| 159 | ValuatorMask mask; |
| 160 | int valuators[MAX_VALUATORS] = { 0 }; |
| 161 | int numValuators = 0; |
| 162 | int firstValuator = 0; |
| 163 | int nevents = 0; |
| 164 | int i; |
| 165 | int base = 0; |
| 166 | int flags = 0; |
| 167 | int need_ptr_update = 1; |
| 168 | |
| 169 | nev = (stuff->length << 2) - sizeof(xReq); |
| 170 | if ((nev % sizeof(xEvent)) || !nev) |
| 171 | return BadLength; |
| 172 | nev /= sizeof(xEvent); |
| 173 | UpdateCurrentTime(); |
| 174 | ev = (xEvent *) &((xReq *) stuff)[1]; |
| 175 | type = ev->u.u.type & 0177; |
| 176 | |
| 177 | if (type >= EXTENSION_EVENT_BASE) { |
| 178 | extension = TRUE; |
| 179 | |
| 180 | /* check device */ |
| 181 | rc = dixLookupDevice(&dev, stuff->deviceid & 0177, client, |
| 182 | DixWriteAccess); |
| 183 | if (rc != Success) { |
| 184 | client->errorValue = stuff->deviceid & 0177; |
| 185 | return rc; |
| 186 | } |
| 187 | |
| 188 | /* check type */ |
| 189 | type -= DeviceValuator; |
| 190 | switch (type) { |
| 191 | case XI_DeviceKeyPress: |
| 192 | case XI_DeviceKeyRelease: |
| 193 | if (!dev->key) { |
| 194 | client->errorValue = ev->u.u.type; |
| 195 | return BadValue; |
| 196 | } |
| 197 | break; |
| 198 | case XI_DeviceButtonPress: |
| 199 | case XI_DeviceButtonRelease: |
| 200 | if (!dev->button) { |
| 201 | client->errorValue = ev->u.u.type; |
| 202 | return BadValue; |
| 203 | } |
| 204 | break; |
| 205 | case XI_DeviceMotionNotify: |
| 206 | if (!dev->valuator) { |
| 207 | client->errorValue = ev->u.u.type; |
| 208 | return BadValue; |
| 209 | } |
| 210 | break; |
| 211 | case XI_ProximityIn: |
| 212 | case XI_ProximityOut: |
| 213 | if (!dev->proximity) { |
| 214 | client->errorValue = ev->u.u.type; |
| 215 | return BadValue; |
| 216 | } |
| 217 | break; |
| 218 | default: |
| 219 | client->errorValue = ev->u.u.type; |
| 220 | return BadValue; |
| 221 | } |
| 222 | |
| 223 | /* check validity */ |
| 224 | if (nev == 1 && type == XI_DeviceMotionNotify) |
| 225 | return BadLength; /* DevMotion must be followed by DevValuator */ |
| 226 | |
| 227 | if (type == XI_DeviceMotionNotify) { |
| 228 | firstValuator = ((deviceValuator *) (ev + 1))->first_valuator; |
| 229 | if (firstValuator > dev->valuator->numAxes) { |
| 230 | client->errorValue = ev->u.u.type; |
| 231 | return BadValue; |
| 232 | } |
| 233 | |
| 234 | if (ev->u.u.detail == xFalse) |
| 235 | flags |= POINTER_ABSOLUTE; |
| 236 | } |
| 237 | else { |
| 238 | firstValuator = 0; |
| 239 | flags |= POINTER_ABSOLUTE; |
| 240 | } |
| 241 | |
| 242 | if (nev > 1 && !dev->valuator) { |
| 243 | client->errorValue = firstValuator; |
| 244 | return BadValue; |
| 245 | } |
| 246 | |
| 247 | /* check validity of valuator events */ |
| 248 | base = firstValuator; |
| 249 | for (n = 1; n < nev; n++) { |
| 250 | deviceValuator *dv = (deviceValuator *) (ev + n); |
| 251 | if (dv->type != DeviceValuator) { |
| 252 | client->errorValue = dv->type; |
| 253 | return BadValue; |
| 254 | } |
| 255 | if (dv->first_valuator != base) { |
| 256 | client->errorValue = dv->first_valuator; |
| 257 | return BadValue; |
| 258 | } |
| 259 | switch (dv->num_valuators) { |
| 260 | case 6: |
| 261 | valuators[base + 5] = dv->valuator5; |
| 262 | case 5: |
| 263 | valuators[base + 4] = dv->valuator4; |
| 264 | case 4: |
| 265 | valuators[base + 3] = dv->valuator3; |
| 266 | case 3: |
| 267 | valuators[base + 2] = dv->valuator2; |
| 268 | case 2: |
| 269 | valuators[base + 1] = dv->valuator1; |
| 270 | case 1: |
| 271 | valuators[base] = dv->valuator0; |
| 272 | break; |
| 273 | default: |
| 274 | client->errorValue = dv->num_valuators; |
| 275 | return BadValue; |
| 276 | } |
| 277 | |
| 278 | base += dv->num_valuators; |
| 279 | numValuators += dv->num_valuators; |
| 280 | |
| 281 | if (firstValuator + numValuators > dev->valuator->numAxes) { |
| 282 | client->errorValue = dv->num_valuators; |
| 283 | return BadValue; |
| 284 | } |
| 285 | } |
| 286 | type = type - XI_DeviceKeyPress + KeyPress; |
| 287 | |
| 288 | } |
| 289 | else { |
| 290 | if (nev != 1) |
| 291 | return BadLength; |
| 292 | switch (type) { |
| 293 | case KeyPress: |
| 294 | case KeyRelease: |
| 295 | dev = PickKeyboard(client); |
| 296 | break; |
| 297 | case ButtonPress: |
| 298 | case ButtonRelease: |
| 299 | dev = PickPointer(client); |
| 300 | break; |
| 301 | case MotionNotify: |
| 302 | dev = PickPointer(client); |
| 303 | valuators[0] = ev->u.keyButtonPointer.rootX; |
| 304 | valuators[1] = ev->u.keyButtonPointer.rootY; |
| 305 | numValuators = 2; |
| 306 | firstValuator = 0; |
| 307 | if (ev->u.u.detail == xFalse) |
| 308 | flags = POINTER_ABSOLUTE | POINTER_DESKTOP; |
| 309 | break; |
| 310 | default: |
| 311 | client->errorValue = ev->u.u.type; |
| 312 | return BadValue; |
| 313 | } |
| 314 | |
| 315 | /* Technically the protocol doesn't allow for BadAccess here but |
| 316 | * this can only happen when all MDs are disabled. */ |
| 317 | if (!dev) |
| 318 | return BadAccess; |
| 319 | |
| 320 | dev = GetXTestDevice(dev); |
| 321 | } |
| 322 | |
| 323 | |
| 324 | /* If the event has a time set, wait for it to pass */ |
| 325 | if (ev->u.keyButtonPointer.time) { |
| 326 | TimeStamp activateTime; |
| 327 | CARD32 ms; |
| 328 | |
| 329 | activateTime = currentTime; |
| 330 | ms = activateTime.milliseconds + ev->u.keyButtonPointer.time; |
| 331 | if (ms < activateTime.milliseconds) |
| 332 | activateTime.months++; |
| 333 | activateTime.milliseconds = ms; |
| 334 | ev->u.keyButtonPointer.time = 0; |
| 335 | |
| 336 | /* see mbuf.c:QueueDisplayRequest (from the deprecated Multibuffer |
| 337 | * extension) for code similar to this */ |
| 338 | |
| 339 | if (!ClientSleepUntil(client, &activateTime, NULL, NULL)) { |
| 340 | return BadAlloc; |
| 341 | } |
| 342 | /* swap the request back so we can simply re-execute it */ |
| 343 | if (client->swapped) { |
| 344 | (void) XTestSwapFakeInput(client, (xReq *) stuff); |
| 345 | swaps(&stuff->length); |
| 346 | } |
| 347 | ResetCurrentRequest(client); |
| 348 | client->sequence--; |
| 349 | return Success; |
| 350 | } |
| 351 | |
| 352 | switch (type) { |
| 353 | case KeyPress: |
| 354 | case KeyRelease: |
| 355 | if (!dev->key) |
| 356 | return BadDevice; |
| 357 | |
| 358 | if (ev->u.u.detail < dev->key->xkbInfo->desc->min_key_code || |
| 359 | ev->u.u.detail > dev->key->xkbInfo->desc->max_key_code) { |
| 360 | client->errorValue = ev->u.u.detail; |
| 361 | return BadValue; |
| 362 | } |
| 363 | |
| 364 | need_ptr_update = 0; |
| 365 | break; |
| 366 | case MotionNotify: |
| 367 | if (!dev->valuator) |
| 368 | return BadDevice; |
| 369 | |
| 370 | if (!(extension || ev->u.keyButtonPointer.root == None)) { |
| 371 | rc = dixLookupWindow(&root, ev->u.keyButtonPointer.root, |
| 372 | client, DixGetAttrAccess); |
| 373 | if (rc != Success) |
| 374 | return rc; |
| 375 | if (root->parent) { |
| 376 | client->errorValue = ev->u.keyButtonPointer.root; |
| 377 | return BadValue; |
| 378 | } |
| 379 | |
| 380 | /* Add the root window's offset to the valuators */ |
| 381 | if ((flags & POINTER_ABSOLUTE) && firstValuator <= 1 && numValuators > 0) { |
| 382 | if (firstValuator == 0) |
| 383 | valuators[0] += root->drawable.pScreen->x; |
| 384 | if (firstValuator < 2 && firstValuator + numValuators > 1) |
| 385 | valuators[1 - firstValuator] += root->drawable.pScreen->y; |
| 386 | } |
| 387 | } |
| 388 | if (ev->u.u.detail != xTrue && ev->u.u.detail != xFalse) { |
| 389 | client->errorValue = ev->u.u.detail; |
| 390 | return BadValue; |
| 391 | } |
| 392 | |
| 393 | /* FIXME: Xinerama! */ |
| 394 | |
| 395 | break; |
| 396 | case ButtonPress: |
| 397 | case ButtonRelease: |
| 398 | if (!dev->button) |
| 399 | return BadDevice; |
| 400 | |
| 401 | if (!ev->u.u.detail || ev->u.u.detail > dev->button->numButtons) { |
| 402 | client->errorValue = ev->u.u.detail; |
| 403 | return BadValue; |
| 404 | } |
| 405 | break; |
| 406 | } |
| 407 | if (screenIsSaved == SCREEN_SAVER_ON) |
| 408 | dixSaveScreens(serverClient, SCREEN_SAVER_OFF, ScreenSaverReset); |
| 409 | |
| 410 | switch (type) { |
| 411 | case MotionNotify: |
| 412 | valuator_mask_set_range(&mask, firstValuator, numValuators, valuators); |
| 413 | nevents = GetPointerEvents(xtest_evlist, dev, type, 0, flags, &mask); |
| 414 | break; |
| 415 | case ButtonPress: |
| 416 | case ButtonRelease: |
| 417 | valuator_mask_set_range(&mask, firstValuator, numValuators, valuators); |
| 418 | nevents = GetPointerEvents(xtest_evlist, dev, type, ev->u.u.detail, |
| 419 | flags, &mask); |
| 420 | break; |
| 421 | case KeyPress: |
| 422 | case KeyRelease: |
| 423 | nevents = |
| 424 | GetKeyboardEvents(xtest_evlist, dev, type, ev->u.u.detail, NULL); |
| 425 | break; |
| 426 | } |
| 427 | |
| 428 | for (i = 0; i < nevents; i++) |
| 429 | mieqProcessDeviceEvent(dev, &xtest_evlist[i], miPointerGetScreen(inputInfo.pointer)); |
| 430 | |
| 431 | if (need_ptr_update) |
| 432 | miPointerUpdateSprite(dev); |
| 433 | return Success; |
| 434 | } |
| 435 | |
| 436 | static int |
| 437 | ProcXTestGrabControl(ClientPtr client) |
| 438 | { |
| 439 | REQUEST(xXTestGrabControlReq); |
| 440 | |
| 441 | REQUEST_SIZE_MATCH(xXTestGrabControlReq); |
| 442 | if ((stuff->impervious != xTrue) && (stuff->impervious != xFalse)) { |
| 443 | client->errorValue = stuff->impervious; |
| 444 | return BadValue; |
| 445 | } |
| 446 | if (stuff->impervious) |
| 447 | MakeClientGrabImpervious(client); |
| 448 | else |
| 449 | MakeClientGrabPervious(client); |
| 450 | return Success; |
| 451 | } |
| 452 | |
| 453 | static int |
| 454 | ProcXTestDispatch(ClientPtr client) |
| 455 | { |
| 456 | REQUEST(xReq); |
| 457 | switch (stuff->data) { |
| 458 | case X_XTestGetVersion: |
| 459 | return ProcXTestGetVersion(client); |
| 460 | case X_XTestCompareCursor: |
| 461 | return ProcXTestCompareCursor(client); |
| 462 | case X_XTestFakeInput: |
| 463 | return ProcXTestFakeInput(client); |
| 464 | case X_XTestGrabControl: |
| 465 | return ProcXTestGrabControl(client); |
| 466 | default: |
| 467 | return BadRequest; |
| 468 | } |
| 469 | } |
| 470 | |
| 471 | static int |
| 472 | SProcXTestGetVersion(ClientPtr client) |
| 473 | { |
| 474 | REQUEST(xXTestGetVersionReq); |
| 475 | |
| 476 | swaps(&stuff->length); |
| 477 | REQUEST_SIZE_MATCH(xXTestGetVersionReq); |
| 478 | swaps(&stuff->minorVersion); |
| 479 | return ProcXTestGetVersion(client); |
| 480 | } |
| 481 | |
| 482 | static int |
| 483 | SProcXTestCompareCursor(ClientPtr client) |
| 484 | { |
| 485 | REQUEST(xXTestCompareCursorReq); |
| 486 | |
| 487 | swaps(&stuff->length); |
| 488 | REQUEST_SIZE_MATCH(xXTestCompareCursorReq); |
| 489 | swapl(&stuff->window); |
| 490 | swapl(&stuff->cursor); |
| 491 | return ProcXTestCompareCursor(client); |
| 492 | } |
| 493 | |
| 494 | static int |
| 495 | XTestSwapFakeInput(ClientPtr client, xReq * req) |
| 496 | { |
| 497 | int nev; |
| 498 | xEvent *ev; |
| 499 | xEvent sev; |
| 500 | EventSwapPtr proc; |
| 501 | |
| 502 | nev = ((req->length << 2) - sizeof(xReq)) / sizeof(xEvent); |
| 503 | for (ev = (xEvent *) &req[1]; --nev >= 0; ev++) { |
| 504 | /* Swap event */ |
| 505 | proc = EventSwapVector[ev->u.u.type & 0177]; |
| 506 | /* no swapping proc; invalid event type? */ |
| 507 | if (!proc || proc == NotImplemented) { |
| 508 | client->errorValue = ev->u.u.type; |
| 509 | return BadValue; |
| 510 | } |
| 511 | (*proc) (ev, &sev); |
| 512 | *ev = sev; |
| 513 | } |
| 514 | return Success; |
| 515 | } |
| 516 | |
| 517 | static int |
| 518 | SProcXTestFakeInput(ClientPtr client) |
| 519 | { |
| 520 | int n; |
| 521 | |
| 522 | REQUEST(xReq); |
| 523 | |
| 524 | swaps(&stuff->length); |
| 525 | n = XTestSwapFakeInput(client, stuff); |
| 526 | if (n != Success) |
| 527 | return n; |
| 528 | return ProcXTestFakeInput(client); |
| 529 | } |
| 530 | |
| 531 | static int |
| 532 | SProcXTestGrabControl(ClientPtr client) |
| 533 | { |
| 534 | REQUEST(xXTestGrabControlReq); |
| 535 | |
| 536 | swaps(&stuff->length); |
| 537 | REQUEST_SIZE_MATCH(xXTestGrabControlReq); |
| 538 | return ProcXTestGrabControl(client); |
| 539 | } |
| 540 | |
| 541 | static int |
| 542 | SProcXTestDispatch(ClientPtr client) |
| 543 | { |
| 544 | REQUEST(xReq); |
| 545 | switch (stuff->data) { |
| 546 | case X_XTestGetVersion: |
| 547 | return SProcXTestGetVersion(client); |
| 548 | case X_XTestCompareCursor: |
| 549 | return SProcXTestCompareCursor(client); |
| 550 | case X_XTestFakeInput: |
| 551 | return SProcXTestFakeInput(client); |
| 552 | case X_XTestGrabControl: |
| 553 | return SProcXTestGrabControl(client); |
| 554 | default: |
| 555 | return BadRequest; |
| 556 | } |
| 557 | } |
| 558 | |
| 559 | /** |
| 560 | * Allocate an virtual slave device for xtest events, this |
| 561 | * is a slave device to inputInfo master devices |
| 562 | */ |
| 563 | void |
| 564 | InitXTestDevices(void) |
| 565 | { |
| 566 | if (AllocXTestDevice(serverClient, "Virtual core", |
| 567 | &xtestpointer, &xtestkeyboard, |
| 568 | inputInfo.pointer, inputInfo.keyboard) != Success) |
| 569 | FatalError("Failed to allocate XTest devices"); |
| 570 | |
| 571 | if (ActivateDevice(xtestpointer, TRUE) != Success || |
| 572 | ActivateDevice(xtestkeyboard, TRUE) != Success) |
| 573 | FatalError("Failed to activate XTest core devices."); |
| 574 | if (!EnableDevice(xtestpointer, TRUE) || !EnableDevice(xtestkeyboard, TRUE)) |
| 575 | FatalError("Failed to enable XTest core devices."); |
| 576 | |
| 577 | AttachDevice(NULL, xtestpointer, inputInfo.pointer); |
| 578 | |
| 579 | AttachDevice(NULL, xtestkeyboard, inputInfo.keyboard); |
| 580 | } |
| 581 | |
| 582 | /** |
| 583 | * Don't allow changing the XTest property. |
| 584 | */ |
| 585 | static int |
| 586 | DeviceSetXTestProperty(DeviceIntPtr dev, Atom property, |
| 587 | XIPropertyValuePtr prop, BOOL checkonly) |
| 588 | { |
| 589 | if (property == XIGetKnownProperty(XI_PROP_XTEST_DEVICE)) |
| 590 | return BadAccess; |
| 591 | |
| 592 | return Success; |
| 593 | } |
| 594 | |
| 595 | /** |
| 596 | * Allocate a device pair that is initialised as a slave |
| 597 | * device with properties that identify the devices as belonging |
| 598 | * to XTest subsystem. |
| 599 | * This only creates the pair, Activate/Enable Device |
| 600 | * still need to be called. |
| 601 | */ |
| 602 | int |
| 603 | AllocXTestDevice(ClientPtr client, const char *name, |
| 604 | DeviceIntPtr *ptr, DeviceIntPtr *keybd, |
| 605 | DeviceIntPtr master_ptr, DeviceIntPtr master_keybd) |
| 606 | { |
| 607 | int retval; |
| 608 | char *xtestname; |
| 609 | char dummy = 1; |
| 610 | |
| 611 | if (asprintf(&xtestname, "%s XTEST", name) == -1) |
| 612 | return BadAlloc; |
| 613 | |
| 614 | retval = |
| 615 | AllocDevicePair(client, xtestname, ptr, keybd, CorePointerProc, |
| 616 | CoreKeyboardProc, FALSE); |
| 617 | if (retval == Success) { |
| 618 | (*ptr)->xtest_master_id = master_ptr->id; |
| 619 | (*keybd)->xtest_master_id = master_keybd->id; |
| 620 | |
| 621 | XIChangeDeviceProperty(*ptr, XIGetKnownProperty(XI_PROP_XTEST_DEVICE), |
| 622 | XA_INTEGER, 8, PropModeReplace, 1, &dummy, |
| 623 | FALSE); |
| 624 | XISetDevicePropertyDeletable(*ptr, |
| 625 | XIGetKnownProperty(XI_PROP_XTEST_DEVICE), |
| 626 | FALSE); |
| 627 | XIRegisterPropertyHandler(*ptr, DeviceSetXTestProperty, NULL, NULL); |
| 628 | XIChangeDeviceProperty(*keybd, XIGetKnownProperty(XI_PROP_XTEST_DEVICE), |
| 629 | XA_INTEGER, 8, PropModeReplace, 1, &dummy, |
| 630 | FALSE); |
| 631 | XISetDevicePropertyDeletable(*keybd, |
| 632 | XIGetKnownProperty(XI_PROP_XTEST_DEVICE), |
| 633 | FALSE); |
| 634 | XIRegisterPropertyHandler(*keybd, DeviceSetXTestProperty, NULL, NULL); |
| 635 | } |
| 636 | |
| 637 | free(xtestname); |
| 638 | |
| 639 | return retval; |
| 640 | } |
| 641 | |
| 642 | /** |
| 643 | * If master is NULL, return TRUE if the given device is an xtest device or |
| 644 | * FALSE otherwise. |
| 645 | * If master is not NULL, return TRUE if the given device is this master's |
| 646 | * xtest device. |
| 647 | */ |
| 648 | BOOL |
| 649 | IsXTestDevice(DeviceIntPtr dev, DeviceIntPtr master) |
| 650 | { |
| 651 | if (IsMaster(dev)) |
| 652 | return FALSE; |
| 653 | |
| 654 | /* deviceid 0 is reserved for XIAllDevices, non-zero mid means XTest |
| 655 | * device */ |
| 656 | if (master) |
| 657 | return dev->xtest_master_id == master->id; |
| 658 | |
| 659 | return dev->xtest_master_id != 0; |
| 660 | } |
| 661 | |
| 662 | /** |
| 663 | * @return The X Test virtual device for the given master. |
| 664 | */ |
| 665 | DeviceIntPtr |
| 666 | GetXTestDevice(DeviceIntPtr master) |
| 667 | { |
| 668 | DeviceIntPtr it; |
| 669 | |
| 670 | for (it = inputInfo.devices; it; it = it->next) { |
| 671 | if (IsXTestDevice(it, master)) |
| 672 | return it; |
| 673 | } |
| 674 | |
| 675 | /* This only happens if master is a slave device. don't do that */ |
| 676 | return NULL; |
| 677 | } |
| 678 | |
| 679 | static void |
| 680 | XTestExtensionTearDown(ExtensionEntry * e) |
| 681 | { |
| 682 | FreeEventList(xtest_evlist, GetMaximumEventsNum()); |
| 683 | xtest_evlist = NULL; |
| 684 | } |
| 685 | |
| 686 | void |
| 687 | XTestExtensionInit(void) |
| 688 | { |
| 689 | AddExtension(XTestExtensionName, 0, 0, |
| 690 | ProcXTestDispatch, SProcXTestDispatch, |
| 691 | XTestExtensionTearDown, StandardMinorOpcode); |
| 692 | |
| 693 | xtest_evlist = InitEventList(GetMaximumEventsNum()); |
| 694 | } |