603db34337
The POINTER_SCREEN flag must be set explicitly for XTest core events to avoid out-of-range events when the lastSlave was an SD with an explicit axis range. Device events sent through XTest don't need this flag, they are expected to be in the valuator range of the device anyway. Red Hat Bug 490984 <https://bugzilla.redhat.com/show_bug.cgi?id=490984> Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
537 lines
15 KiB
C
537 lines
15 KiB
C
/*
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Copyright 1992, 1998 The Open Group
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Permission to use, copy, modify, distribute, and sell this software and its
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documentation for any purpose is hereby granted without fee, provided that
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the above copyright notice appear in all copies and that both that
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copyright notice and this permission notice appear in supporting
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documentation.
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The above copyright notice and this permission notice shall be included
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in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR
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OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of The Open Group shall
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not be used in advertising or otherwise to promote the sale, use or
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other dealings in this Software without prior written authorization
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from The Open Group.
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*/
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#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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#include <X11/X.h>
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#include <X11/Xproto.h>
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#include "misc.h"
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#include "os.h"
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#include "dixstruct.h"
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#include "extnsionst.h"
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#include "windowstr.h"
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#include "inputstr.h"
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#include "scrnintstr.h"
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#include "dixevents.h"
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#include "sleepuntil.h"
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#include "mi.h"
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#include "xkbsrv.h"
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#include "xkbstr.h"
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#define _XTEST_SERVER_
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#include <X11/extensions/XTest.h>
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#include <X11/extensions/xteststr.h>
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#include <X11/extensions/XI.h>
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#include <X11/extensions/XIproto.h>
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#include "modinit.h"
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extern int DeviceValuator;
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extern int DeviceMotionNotify;
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#ifdef PANORAMIX
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#include "panoramiX.h"
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#include "panoramiXsrv.h"
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#endif
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static int XTestSwapFakeInput(
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ClientPtr /* client */,
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xReq * /* req */
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);
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static DISPATCH_PROC(ProcXTestCompareCursor);
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static DISPATCH_PROC(ProcXTestDispatch);
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static DISPATCH_PROC(ProcXTestFakeInput);
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static DISPATCH_PROC(ProcXTestGetVersion);
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static DISPATCH_PROC(ProcXTestGrabControl);
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static DISPATCH_PROC(SProcXTestCompareCursor);
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static DISPATCH_PROC(SProcXTestDispatch);
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static DISPATCH_PROC(SProcXTestFakeInput);
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static DISPATCH_PROC(SProcXTestGetVersion);
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static DISPATCH_PROC(SProcXTestGrabControl);
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void
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XTestExtensionInit(INITARGS)
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{
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AddExtension(XTestExtensionName, 0, 0,
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ProcXTestDispatch, SProcXTestDispatch,
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NULL, StandardMinorOpcode);
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}
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static int
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ProcXTestGetVersion(ClientPtr client)
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{
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xXTestGetVersionReply rep;
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int n;
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REQUEST_SIZE_MATCH(xXTestGetVersionReq);
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rep.type = X_Reply;
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rep.length = 0;
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rep.sequenceNumber = client->sequence;
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rep.majorVersion = XTestMajorVersion;
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rep.minorVersion = XTestMinorVersion;
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if (client->swapped) {
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swaps(&rep.sequenceNumber, n);
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swaps(&rep.minorVersion, n);
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}
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WriteToClient(client, sizeof(xXTestGetVersionReply), (char *)&rep);
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return(client->noClientException);
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}
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static int
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ProcXTestCompareCursor(ClientPtr client)
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{
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REQUEST(xXTestCompareCursorReq);
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xXTestCompareCursorReply rep;
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WindowPtr pWin;
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CursorPtr pCursor;
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int n, rc;
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DeviceIntPtr ptr = PickPointer(client);
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REQUEST_SIZE_MATCH(xXTestCompareCursorReq);
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rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess);
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if (rc != Success)
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return rc;
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if (stuff->cursor == None)
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pCursor = NullCursor;
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else if (stuff->cursor == XTestCurrentCursor)
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pCursor = GetSpriteCursor(ptr);
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else {
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rc = dixLookupResourceByType((pointer *)&pCursor, stuff->cursor, RT_CURSOR,
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client, DixReadAccess);
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if (rc != Success)
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{
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client->errorValue = stuff->cursor;
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return (rc == BadValue) ? BadCursor : rc;
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}
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}
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rep.type = X_Reply;
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rep.length = 0;
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rep.sequenceNumber = client->sequence;
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rep.same = (wCursor(pWin) == pCursor);
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if (client->swapped) {
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swaps(&rep.sequenceNumber, n);
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}
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WriteToClient(client, sizeof(xXTestCompareCursorReply), (char *)&rep);
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return(client->noClientException);
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}
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static int
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ProcXTestFakeInput(ClientPtr client)
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{
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REQUEST(xXTestFakeInputReq);
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int nev, n, type, rc;
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xEvent *ev;
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DeviceIntPtr dev = NULL;
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WindowPtr root;
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Bool extension = FALSE;
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deviceValuator *dv = NULL;
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int valuators[MAX_VALUATORS] = {0};
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int numValuators = 0;
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int firstValuator = 0;
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EventListPtr events;
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int nevents = 0;
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int i;
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int base = 0;
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int flags = 0;
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nev = (stuff->length << 2) - sizeof(xReq);
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if ((nev % sizeof(xEvent)) || !nev)
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return BadLength;
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nev /= sizeof(xEvent);
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UpdateCurrentTime();
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ev = (xEvent *)&((xReq *)stuff)[1];
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type = ev->u.u.type & 0177;
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if (type >= EXTENSION_EVENT_BASE)
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{
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extension = TRUE;
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/* check device */
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rc = dixLookupDevice(&dev, stuff->deviceid & 0177, client,
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DixWriteAccess);
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if (rc != Success)
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{
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client->errorValue = stuff->deviceid & 0177;
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return rc;
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}
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/* check type */
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type -= DeviceValuator;
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switch (type) {
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case XI_DeviceKeyPress:
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case XI_DeviceKeyRelease:
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case XI_DeviceButtonPress:
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case XI_DeviceButtonRelease:
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case XI_DeviceMotionNotify:
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case XI_ProximityIn:
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case XI_ProximityOut:
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break;
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default:
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client->errorValue = ev->u.u.type;
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return BadValue;
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}
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/* check validity */
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if (nev == 1 && type == XI_DeviceMotionNotify)
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return BadLength; /* DevMotion must be followed by DevValuator */
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if (type == XI_DeviceMotionNotify)
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{
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firstValuator = ((deviceValuator *)(ev+1))->first_valuator;
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if (firstValuator > dev->valuator->numAxes)
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{
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client->errorValue = ev->u.u.type;
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return BadValue;
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}
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if (ev->u.u.detail == xFalse)
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flags |= POINTER_ABSOLUTE;
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} else
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{
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firstValuator = 0;
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flags |= POINTER_ABSOLUTE;
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}
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if (nev > 1 && !dev->valuator)
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{
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client->errorValue = dv->first_valuator;
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return BadValue;
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}
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/* check validity of valuator events */
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base = firstValuator;
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for (n = 1; n < nev; n++)
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{
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dv = (deviceValuator *)(ev + n);
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if (dv->type != DeviceValuator)
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{
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client->errorValue = dv->type;
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return BadValue;
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}
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if (dv->first_valuator != base)
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{
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client->errorValue = dv->first_valuator;
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return BadValue;
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}
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switch(dv->num_valuators)
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{
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case 6: valuators[base + 5] = dv->valuator5;
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case 5: valuators[base + 4] = dv->valuator4;
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case 4: valuators[base + 3] = dv->valuator3;
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case 3: valuators[base + 2] = dv->valuator2;
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case 2: valuators[base + 1] = dv->valuator1;
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case 1: valuators[base] = dv->valuator0;
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break;
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default:
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client->errorValue = dv->num_valuators;
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return BadValue;
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}
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base += dv->num_valuators;
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numValuators += dv->num_valuators;
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if (firstValuator + numValuators > dev->valuator->numAxes)
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{
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client->errorValue = dv->num_valuators;
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return BadValue;
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}
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}
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type = type - XI_DeviceKeyPress + KeyPress;
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} else
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{
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if (nev != 1)
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return BadLength;
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switch (type)
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{
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case KeyPress:
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case KeyRelease:
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dev = PickKeyboard(client);
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break;
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case ButtonPress:
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case ButtonRelease:
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dev = PickPointer(client);
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break;
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case MotionNotify:
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dev = PickPointer(client);
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valuators[0] = ev->u.keyButtonPointer.rootX;
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valuators[1] = ev->u.keyButtonPointer.rootY;
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numValuators = 2;
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firstValuator = 0;
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if (ev->u.u.detail == xFalse)
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flags = POINTER_ABSOLUTE | POINTER_SCREEN;
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break;
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default:
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client->errorValue = ev->u.u.type;
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return BadValue;
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}
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if (dev->u.lastSlave)
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dev = dev->u.lastSlave;
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}
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/* If the event has a time set, wait for it to pass */
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if (ev->u.keyButtonPointer.time)
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{
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TimeStamp activateTime;
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CARD32 ms;
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activateTime = currentTime;
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ms = activateTime.milliseconds + ev->u.keyButtonPointer.time;
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if (ms < activateTime.milliseconds)
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activateTime.months++;
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activateTime.milliseconds = ms;
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ev->u.keyButtonPointer.time = 0;
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/* see mbuf.c:QueueDisplayRequest for code similar to this */
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if (!ClientSleepUntil(client, &activateTime, NULL, NULL))
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{
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return BadAlloc;
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}
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/* swap the request back so we can simply re-execute it */
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if (client->swapped)
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{
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(void) XTestSwapFakeInput(client, (xReq *)stuff);
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swaps(&stuff->length, n);
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}
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ResetCurrentRequest (client);
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client->sequence--;
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return Success;
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}
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switch (type)
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{
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case KeyPress:
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case KeyRelease:
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if (ev->u.u.detail < dev->key->xkbInfo->desc->min_key_code ||
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ev->u.u.detail > dev->key->xkbInfo->desc->max_key_code)
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{
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client->errorValue = ev->u.u.detail;
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return BadValue;
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}
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break;
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case MotionNotify:
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/* broken lib, XI events have root uninitialized */
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if (extension || ev->u.keyButtonPointer.root == None)
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root = GetCurrentRootWindow(dev);
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else
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{
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rc = dixLookupWindow(&root, ev->u.keyButtonPointer.root,
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client, DixGetAttrAccess);
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if (rc != Success)
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return rc;
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if (root->parent)
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{
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client->errorValue = ev->u.keyButtonPointer.root;
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return BadValue;
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}
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}
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if (ev->u.u.detail != xTrue && ev->u.u.detail != xFalse)
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{
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client->errorValue = ev->u.u.detail;
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return BadValue;
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}
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/* FIXME: Xinerama! */
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break;
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case ButtonPress:
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case ButtonRelease:
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if (!extension)
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{
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dev = PickPointer(client);
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if (dev->u.lastSlave)
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dev = dev->u.lastSlave;
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}
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if (!ev->u.u.detail || ev->u.u.detail > dev->button->numButtons)
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{
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client->errorValue = ev->u.u.detail;
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return BadValue;
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}
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break;
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}
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if (screenIsSaved == SCREEN_SAVER_ON)
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dixSaveScreens(serverClient, SCREEN_SAVER_OFF, ScreenSaverReset);
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GetEventList(&events);
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switch(type) {
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case MotionNotify:
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nevents = GetPointerEvents(events, dev, type, 0, flags,
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firstValuator, numValuators, valuators);
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break;
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case ButtonPress:
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case ButtonRelease:
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nevents = GetPointerEvents(events, dev, type, ev->u.u.detail,
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flags, firstValuator,
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numValuators, valuators);
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break;
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case KeyPress:
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case KeyRelease:
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nevents = GetKeyboardEvents(events, dev, type, ev->u.u.detail);
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break;
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}
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for (i = 0; i < nevents; i++)
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mieqProcessDeviceEvent(dev, (events+i)->event, NULL);
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return client->noClientException;
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}
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static int
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ProcXTestGrabControl(ClientPtr client)
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{
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REQUEST(xXTestGrabControlReq);
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REQUEST_SIZE_MATCH(xXTestGrabControlReq);
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if ((stuff->impervious != xTrue) && (stuff->impervious != xFalse))
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{
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client->errorValue = stuff->impervious;
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return(BadValue);
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}
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if (stuff->impervious)
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MakeClientGrabImpervious(client);
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else
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MakeClientGrabPervious(client);
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return(client->noClientException);
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}
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static int
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ProcXTestDispatch (ClientPtr client)
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{
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REQUEST(xReq);
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switch (stuff->data)
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{
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case X_XTestGetVersion:
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return ProcXTestGetVersion(client);
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case X_XTestCompareCursor:
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return ProcXTestCompareCursor(client);
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case X_XTestFakeInput:
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return ProcXTestFakeInput(client);
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case X_XTestGrabControl:
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return ProcXTestGrabControl(client);
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default:
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return BadRequest;
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}
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}
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static int
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SProcXTestGetVersion(ClientPtr client)
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{
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int n;
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REQUEST(xXTestGetVersionReq);
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swaps(&stuff->length, n);
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REQUEST_SIZE_MATCH(xXTestGetVersionReq);
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swaps(&stuff->minorVersion, n);
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return ProcXTestGetVersion(client);
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}
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static int
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SProcXTestCompareCursor(ClientPtr client)
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{
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int n;
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REQUEST(xXTestCompareCursorReq);
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swaps(&stuff->length, n);
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REQUEST_SIZE_MATCH(xXTestCompareCursorReq);
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swapl(&stuff->window, n);
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swapl(&stuff->cursor, n);
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return ProcXTestCompareCursor(client);
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}
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static int
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XTestSwapFakeInput(ClientPtr client, xReq *req)
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{
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int nev;
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xEvent *ev;
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xEvent sev;
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EventSwapPtr proc;
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nev = ((req->length << 2) - sizeof(xReq)) / sizeof(xEvent);
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for (ev = (xEvent *)&req[1]; --nev >= 0; ev++)
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{
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/* Swap event */
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proc = EventSwapVector[ev->u.u.type & 0177];
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/* no swapping proc; invalid event type? */
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if (!proc || proc == NotImplemented) {
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client->errorValue = ev->u.u.type;
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return BadValue;
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}
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(*proc)(ev, &sev);
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*ev = sev;
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}
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return Success;
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}
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static int
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SProcXTestFakeInput(ClientPtr client)
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{
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int n;
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REQUEST(xReq);
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swaps(&stuff->length, n);
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n = XTestSwapFakeInput(client, stuff);
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if (n != Success)
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return n;
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return ProcXTestFakeInput(client);
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}
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static int
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SProcXTestGrabControl(ClientPtr client)
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{
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int n;
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REQUEST(xXTestGrabControlReq);
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swaps(&stuff->length, n);
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REQUEST_SIZE_MATCH(xXTestGrabControlReq);
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return ProcXTestGrabControl(client);
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}
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static int
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SProcXTestDispatch (ClientPtr client)
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{
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REQUEST(xReq);
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switch (stuff->data)
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{
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case X_XTestGetVersion:
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return SProcXTestGetVersion(client);
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case X_XTestCompareCursor:
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return SProcXTestCompareCursor(client);
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case X_XTestFakeInput:
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return SProcXTestFakeInput(client);
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case X_XTestGrabControl:
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return SProcXTestGrabControl(client);
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default:
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return BadRequest;
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}
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}
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