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diff --git a/xorg-server/Xi/gtmotion.c b/xorg-server/Xi/gtmotion.c
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+/************************************************************
+
+Copyright 1989, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+Copyright 1989 by Hewlett-Packard Company, Palo Alto, California.
+
+ All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the name of Hewlett-Packard not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+HEWLETT-PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+HEWLETT-PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.
+
+********************************************************/
+
+/***********************************************************************
+ *
+ * Request to get the motion history from an extension device.
+ *
+ */
+
+#define NEED_EVENTS
+#define NEED_REPLIES
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "inputstr.h" /* DeviceIntPtr */
+#include <X11/extensions/XI.h>
+#include <X11/extensions/XIproto.h>
+#include "exevents.h"
+#include "exglobals.h"
+
+#include "gtmotion.h"
+
+/***********************************************************************
+ *
+ * Swap the request if server and client have different byte ordering.
+ *
+ */
+
+int
+SProcXGetDeviceMotionEvents(ClientPtr client)
+{
+ char n;
+
+ REQUEST(xGetDeviceMotionEventsReq);
+ swaps(&stuff->length, n);
+ REQUEST_SIZE_MATCH(xGetDeviceMotionEventsReq);
+ swapl(&stuff->start, n);
+ swapl(&stuff->stop, n);
+ return (ProcXGetDeviceMotionEvents(client));
+}
+
+/****************************************************************************
+ *
+ * Get the motion history for an extension pointer devices.
+ *
+ */
+
+int
+ProcXGetDeviceMotionEvents(ClientPtr client)
+{
+ INT32 *coords = NULL, *bufptr;
+ xGetDeviceMotionEventsReply rep;
+ unsigned long i;
+ int rc, num_events, axes, size = 0, tsize;
+ unsigned long nEvents;
+ DeviceIntPtr dev;
+ TimeStamp start, stop;
+ int length = 0;
+ ValuatorClassPtr v;
+
+ REQUEST(xGetDeviceMotionEventsReq);
+
+ REQUEST_SIZE_MATCH(xGetDeviceMotionEventsReq);
+ rc = dixLookupDevice(&dev, stuff->deviceid, client, DixReadAccess);
+ if (rc != Success)
+ return rc;
+ v = dev->valuator;
+ if (v == NULL || v->numAxes == 0)
+ return BadMatch;
+ if (dev->valuator->motionHintWindow)
+ MaybeStopDeviceHint(dev, client);
+ axes = v->numAxes;
+ rep.repType = X_Reply;
+ rep.RepType = X_GetDeviceMotionEvents;
+ rep.sequenceNumber = client->sequence;
+ rep.nEvents = 0;
+ rep.axes = axes;
+ rep.mode = v->mode & DeviceMode;
+ rep.length = 0;
+ start = ClientTimeToServerTime(stuff->start);
+ stop = ClientTimeToServerTime(stuff->stop);
+ if (CompareTimeStamps(start, stop) == LATER ||
+ CompareTimeStamps(start, currentTime) == LATER) {
+ WriteReplyToClient(client, sizeof(xGetDeviceMotionEventsReply), &rep);
+ return Success;
+ }
+ if (CompareTimeStamps(stop, currentTime) == LATER)
+ stop = currentTime;
+ num_events = v->numMotionEvents;
+ if (num_events) {
+ size = sizeof(Time) + (axes * sizeof(INT32));
+ tsize = num_events * size;
+ coords = (INT32 *) xalloc(tsize);
+ if (!coords)
+ return BadAlloc;
+ rep.nEvents = (v->GetMotionProc) (dev, (xTimecoord *) coords, /* XXX */
+ start.milliseconds, stop.milliseconds,
+ (ScreenPtr) NULL);
+ }
+ if (rep.nEvents > 0) {
+ length = (rep.nEvents * size + 3) >> 2;
+ rep.length = length;
+ }
+ nEvents = rep.nEvents;
+ WriteReplyToClient(client, sizeof(xGetDeviceMotionEventsReply), &rep);
+ if (nEvents) {
+ if (client->swapped) {
+ char n;
+
+ bufptr = coords;
+ for (i = 0; i < nEvents * (axes + 1); i++) {
+ swapl(bufptr, n);
+ bufptr++;
+ }
+ }
+ WriteToClient(client, length * 4, (char *)coords);
+ }
+ if (coords)
+ xfree(coords);
+ return Success;
+}
+
+/***********************************************************************
+ *
+ * This procedure writes the reply for the XGetDeviceMotionEvents function,
+ * if the client and server have a different byte ordering.
+ *
+ */
+
+void
+SRepXGetDeviceMotionEvents(ClientPtr client, int size,
+ xGetDeviceMotionEventsReply * rep)
+{
+ char n;
+
+ swaps(&rep->sequenceNumber, n);
+ swapl(&rep->length, n);
+ swapl(&rep->nEvents, n);
+ WriteToClient(client, size, (char *)rep);
+}