8 files changed, 3976 insertions, 3915 deletions

diff --git a/xorg-server/Xi/exevents.c b/xorg-server/Xi/exevents.c
index c7089bb69..b17b61990 100644
--- a/xorg-server/Xi/exevents.c
+++ b/xorg-server/Xi/exevents.c
@@ -1,2178 +1,2187 @@
-/************************************************************
-
-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.
-
-********************************************************/
-
-/********************************************************************
- *
- *  Routines to register and initialize extension input devices.
- *  This also contains ProcessOtherEvent, the routine called from DDX
- *  to route extension events.
- *
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include "inputstr.h"
-#include <X11/X.h>
-#include <X11/Xproto.h>
-#include <X11/extensions/XI.h>
-#include <X11/extensions/XIproto.h>
-#include <X11/extensions/XI2proto.h>
-#include <X11/extensions/geproto.h>
-#include "windowstr.h"
-#include "miscstruct.h"
-#include "region.h"
-#include "exevents.h"
-#include "extnsionst.h"
-#include "exglobals.h"
-#include "dixevents.h"	/* DeliverFocusedEvent */
-#include "dixgrabs.h"	/* CreateGrab() */
-#include "scrnintstr.h"
-#include "listdev.h" /* for CopySwapXXXClass */
-#include "xace.h"
-#include "xiquerydevice.h" /* For List*Info */
-#include "eventconvert.h"
-#include "eventstr.h"
-
-#include <X11/extensions/XKBproto.h>
-#include "xkbsrv.h"
-
-#define WID(w) ((w) ? ((w)->drawable.id) : 0)
-#define AllModifiersMask ( \
-	ShiftMask | LockMask | ControlMask | Mod1Mask | Mod2Mask | \
-	Mod3Mask | Mod4Mask | Mod5Mask )
-#define AllButtonsMask ( \
-	Button1Mask | Button2Mask | Button3Mask | Button4Mask | Button5Mask )
-
-Bool ShouldFreeInputMasks(WindowPtr /* pWin */ ,
-				 Bool	/* ignoreSelectedEvents */
-    );
-static Bool MakeInputMasks(WindowPtr	/* pWin */
-    );
-
-/*
- * Only let the given client know of core events which will affect its
- * interpretation of input events, if the client's ClientPointer (or the
- * paired keyboard) is the current device.
- */
-int
-XIShouldNotify(ClientPtr client, DeviceIntPtr dev)
-{
-    DeviceIntPtr current_ptr = PickPointer(client);
-    DeviceIntPtr current_kbd = GetPairedDevice(current_ptr);
-
-    if (dev == current_kbd || dev == current_ptr)
-        return 1;
-
-    return 0;
-}
-
-Bool
-IsPointerEvent(InternalEvent* event)
-{
-    switch(event->any.type)
-    {
-        case ET_ButtonPress:
-        case ET_ButtonRelease:
-        case ET_Motion:
-            /* XXX: enter/leave ?? */
-            return TRUE;
-        default:
-            break;
-    }
-    return FALSE;
-}
-
-/**
- * @return the device matching the deviceid of the device set in the event, or
- * NULL if the event is not an XInput event.
- */
-DeviceIntPtr
-XIGetDevice(xEvent* xE)
-{
-    DeviceIntPtr pDev = NULL;
-
-    if (xE->u.u.type == DeviceButtonPress ||
-        xE->u.u.type == DeviceButtonRelease ||
-        xE->u.u.type == DeviceMotionNotify ||
-        xE->u.u.type == ProximityIn ||
-        xE->u.u.type == ProximityOut ||
-        xE->u.u.type == DevicePropertyNotify)
-    {
-        int rc;
-        int id;
-
-        id = ((deviceKeyButtonPointer*)xE)->deviceid & ~MORE_EVENTS;
-
-        rc = dixLookupDevice(&pDev, id, serverClient, DixUnknownAccess);
-        if (rc != Success)
-            ErrorF("[dix] XIGetDevice failed on XACE restrictions (%d)\n", rc);
-    }
-    return pDev;
-}
-
-
-/**
- * Copy the device->key into master->key and send a mapping notify to the
- * clients if appropriate.
- * master->key needs to be allocated by the caller.
- *
- * Device is the slave device. If it is attached to a master device, we may
- * need to send a mapping notify to the client because it causes the MD
- * to change state.
- *
- * Mapping notify needs to be sent in the following cases:
- *      - different slave device on same master
- *      - different master
- *
- * XXX: They way how the code is we also send a map notify if the slave device
- * stays the same, but the master changes. This isn't really necessary though.
- *
- * XXX: this gives you funny behaviour with the ClientPointer. When a
- * MappingNotify is sent to the client, the client usually responds with a
- * GetKeyboardMapping. This will retrieve the ClientPointer's keyboard
- * mapping, regardless of which keyboard sent the last mapping notify request.
- * So depending on the CP setting, your keyboard may change layout in each
- * app...
- *
- * This code is basically the old SwitchCoreKeyboard.
- */
-
-void
-CopyKeyClass(DeviceIntPtr device, DeviceIntPtr master)
-{
-    KeyClassPtr mk = master->key;
-
-    if (device == master)
-        return;
-
-    mk->sourceid = device->id;
-
-
-    if (!XkbCopyDeviceKeymap(master, device))
-        FatalError("Couldn't pivot keymap from device to core!\n");
-}
-
-/**
- * Copies the feedback classes from device "from" into device "to". Classes
- * are duplicated (not just flipping the pointers). All feedback classes are
- * linked lists, the full list is duplicated.
- */
-static void
-DeepCopyFeedbackClasses(DeviceIntPtr from, DeviceIntPtr to)
-{
-    ClassesPtr classes;
-
-
-    if (from->intfeed)
-    {
-        IntegerFeedbackPtr *i, it;
-
-        if (!to->intfeed)
-        {
-            classes = to->unused_classes;
-            to->intfeed = classes->intfeed;
-            classes->intfeed = NULL;
-        }
-
-        i = &to->intfeed;
-        for (it = from->intfeed; it; it = it->next)
-        {
-            if (!(*i))
-            {
-                *i = calloc(1, sizeof(IntegerFeedbackClassRec));
-                if (!(*i))
-                {
-                    ErrorF("[Xi] Cannot alloc memory for class copy.");
-                    return;
-                }
-            }
-            (*i)->CtrlProc = it->CtrlProc;
-            (*i)->ctrl     = it->ctrl;
-
-            i = &(*i)->next;
-        }
-    } else if (to->intfeed && !from->intfeed)
-    {
-        ClassesPtr classes;
-        classes = to->unused_classes;
-        classes->intfeed = to->intfeed;
-        to->intfeed      = NULL;
-    }
-
-    if (from->stringfeed)
-    {
-        StringFeedbackPtr *s, it;
-
-        if (!to->stringfeed)
-        {
-            classes = to->unused_classes;
-            to->stringfeed = classes->stringfeed;
-            classes->stringfeed = NULL;
-        }
-
-        s = &to->stringfeed;
-        for (it = from->stringfeed; it; it = it->next)
-        {
-            if (!(*s))
-            {
-                *s = calloc(1, sizeof(StringFeedbackClassRec));
-                if (!(*s))
-                {
-                    ErrorF("[Xi] Cannot alloc memory for class copy.");
-                    return;
-                }
-            }
-            (*s)->CtrlProc = it->CtrlProc;
-            (*s)->ctrl     = it->ctrl;
-
-            s = &(*s)->next;
-        }
-    } else if (to->stringfeed && !from->stringfeed)
-    {
-        ClassesPtr classes;
-        classes = to->unused_classes;
-        classes->stringfeed = to->stringfeed;
-        to->stringfeed      = NULL;
-    }
-
-    if (from->bell)
-    {
-        BellFeedbackPtr *b, it;
-
-        if (!to->bell)
-        {
-            classes = to->unused_classes;
-            to->bell = classes->bell;
-            classes->bell = NULL;
-        }
-
-        b = &to->bell;
-        for (it = from->bell; it; it = it->next)
-        {
-            if (!(*b))
-            {
-                *b = calloc(1, sizeof(BellFeedbackClassRec));
-                if (!(*b))
-                {
-                    ErrorF("[Xi] Cannot alloc memory for class copy.");
-                    return;
-                }
-            }
-            (*b)->BellProc = it->BellProc;
-            (*b)->CtrlProc = it->CtrlProc;
-            (*b)->ctrl     = it->ctrl;
-
-            b = &(*b)->next;
-        }
-    } else if (to->bell && !from->bell)
-    {
-        ClassesPtr classes;
-        classes = to->unused_classes;
-        classes->bell = to->bell;
-        to->bell      = NULL;
-    }
-
-    if (from->leds)
-    {
-        LedFeedbackPtr *l, it;
-
-        if (!to->leds)
-        {
-            classes = to->unused_classes;
-            to->leds = classes->leds;
-            classes->leds = NULL;
-        }
-
-        l = &to->leds;
-        for (it = from->leds; it; it = it->next)
-        {
-            if (!(*l))
-            {
-                *l = calloc(1, sizeof(LedFeedbackClassRec));
-                if (!(*l))
-                {
-                    ErrorF("[Xi] Cannot alloc memory for class copy.");
-                    return;
-                }
-            }
-            (*l)->CtrlProc = it->CtrlProc;
-            (*l)->ctrl     = it->ctrl;
-            if ((*l)->xkb_sli)
-                XkbFreeSrvLedInfo((*l)->xkb_sli);
-            (*l)->xkb_sli = XkbCopySrvLedInfo(from, it->xkb_sli, NULL, *l);
-
-            l = &(*l)->next;
-        }
-    } else if (to->leds && !from->leds)
-    {
-        ClassesPtr classes;
-        classes = to->unused_classes;
-        classes->leds = to->leds;
-        to->leds      = NULL;
-    }
-}
-
-static void
-DeepCopyKeyboardClasses(DeviceIntPtr from, DeviceIntPtr to)
-{
-    ClassesPtr classes;
-
-    /* XkbInitDevice (->XkbInitIndicatorMap->XkbFindSrvLedInfo) relies on the
-     * kbdfeed to be set up properly, so let's do the feedback classes first.
-     */
-    if (from->kbdfeed)
-    {
-        KbdFeedbackPtr *k, it;
-
-        if (!to->kbdfeed)
-        {
-            classes = to->unused_classes;
-
-            to->kbdfeed = classes->kbdfeed;
-            if (!to->kbdfeed)
-                InitKeyboardDeviceStruct(to, NULL, NULL, NULL);
-            classes->kbdfeed = NULL;
-        }
-
-        k = &to->kbdfeed;
-        for(it = from->kbdfeed; it; it = it->next)
-        {
-            if (!(*k))
-            {
-                *k = calloc(1, sizeof(KbdFeedbackClassRec));
-                if (!*k)
-                {
-                    ErrorF("[Xi] Cannot alloc memory for class copy.");
-                    return;
-                }
-            }
-            (*k)->BellProc = it->BellProc;
-            (*k)->CtrlProc = it->CtrlProc;
-            (*k)->ctrl     = it->ctrl;
-            if ((*k)->xkb_sli)
-                XkbFreeSrvLedInfo((*k)->xkb_sli);
-            (*k)->xkb_sli = XkbCopySrvLedInfo(from, it->xkb_sli, *k, NULL);
-
-            k = &(*k)->next;
-        }
-    } else if (to->kbdfeed && !from->kbdfeed)
-    {
-        ClassesPtr classes;
-        classes = to->unused_classes;
-        classes->kbdfeed = to->kbdfeed;
-        to->kbdfeed      = NULL;
-    }
-
-    if (from->key)
-    {
-        if (!to->key)
-        {
-            classes = to->unused_classes;
-            to->key = classes->key;
-            if (!to->key)
-                InitKeyboardDeviceStruct(to, NULL, NULL, NULL);
-            else
-                classes->key = NULL;
-        }
-
-        CopyKeyClass(from, to);
-    } else if (to->key && !from->key)
-    {
-        ClassesPtr classes;
-        classes = to->unused_classes;
-        classes->key = to->key;
-        to->key      = NULL;
-    }
-
-    /* If a SrvLedInfoPtr's flags are XkbSLI_IsDefault, the names and maps
-     * pointer point into the xkbInfo->desc struct.  XkbCopySrvLedInfo
-     * didn't update the pointers so we need to do it manually here.
-     */
-    if (to->kbdfeed)
-    {
-        KbdFeedbackPtr k;
-
-        for (k = to->kbdfeed; k; k = k->next)
-        {
-            if (!k->xkb_sli)
-                continue;
-            if (k->xkb_sli->flags & XkbSLI_IsDefault)
-            {
-                k->xkb_sli->names = to->key->xkbInfo->desc->names->indicators;
-                k->xkb_sli->maps = to->key->xkbInfo->desc->indicators->maps;
-            }
-        }
-    }
-
-    /* We can't just copy over the focus class. When an app sets the focus,
-     * it'll do so on the master device. Copying the SDs focus means losing
-     * the focus.
-     * So we only copy the focus class if the device didn't have one,
-     * otherwise we leave it as it is.
-     */
-    if (from->focus)
-    {
-        if (!to->focus)
-        {
-            WindowPtr *oldTrace;
-
-            classes = to->unused_classes;
-            to->focus = classes->focus;
-            if (!to->focus)
-            {
-                to->focus = calloc(1, sizeof(FocusClassRec));
-                if (!to->focus)
-                    FatalError("[Xi] no memory for class shift.\n");
-            } else
-                classes->focus = NULL;
-
-            oldTrace = to->focus->trace;
-            memcpy(to->focus, from->focus, sizeof(FocusClassRec));
-            to->focus->trace = realloc(oldTrace,
-                                  to->focus->traceSize * sizeof(WindowPtr));
-            if (!to->focus->trace && to->focus->traceSize)
-                FatalError("[Xi] no memory for trace.\n");
-            memcpy(to->focus->trace, from->focus->trace,
-                    from->focus->traceSize * sizeof(WindowPtr));
-            to->focus->sourceid = from->id;
-        }
-    } else if (to->focus)
-    {
-        ClassesPtr classes;
-        classes = to->unused_classes;
-        classes->focus = to->focus;
-        to->focus      = NULL;
-    }
-
-}
-
-static void
-DeepCopyPointerClasses(DeviceIntPtr from, DeviceIntPtr to)
-{
-    ClassesPtr classes;
-
-    /* Feedback classes must be copied first */
-    if (from->ptrfeed)
-    {
-        PtrFeedbackPtr *p, it;
-        if (!to->ptrfeed)
-        {
-            classes = to->unused_classes;
-            to->ptrfeed = classes->ptrfeed;
-            classes->ptrfeed = NULL;
-        }
-
-        p = &to->ptrfeed;
-        for (it = from->ptrfeed; it; it = it->next)
-        {
-            if (!(*p))
-            {
-                *p = calloc(1, sizeof(PtrFeedbackClassRec));
-                if (!*p)
-                {
-                    ErrorF("[Xi] Cannot alloc memory for class copy.");
-                    return;
-                }
-            }
-            (*p)->CtrlProc = it->CtrlProc;
-            (*p)->ctrl     = it->ctrl;
-
-            p = &(*p)->next;
-        }
-    } else if (to->ptrfeed && !from->ptrfeed)
-    {
-        ClassesPtr classes;
-        classes = to->unused_classes;
-        classes->ptrfeed = to->ptrfeed;
-        to->ptrfeed      = NULL;
-    }
-
-    if (from->valuator)
-    {
-        ValuatorClassPtr v;
-        if (!to->valuator)
-        {
-            classes = to->unused_classes;
-            to->valuator = classes->valuator;
-            if (to->valuator)
-                classes->valuator = NULL;
-        }
-
-        to->valuator = realloc(to->valuator, sizeof(ValuatorClassRec) +
-                from->valuator->numAxes * sizeof(AxisInfo) +
-                from->valuator->numAxes * sizeof(double));
-        v = to->valuator;
-        if (!v)
-            FatalError("[Xi] no memory for class shift.\n");
-
-        v->numAxes = from->valuator->numAxes;
-        v->axes = (AxisInfoPtr)&v[1];
-        memcpy(v->axes, from->valuator->axes, v->numAxes * sizeof(AxisInfo));
-
-        v->axisVal = (double*)(v->axes + from->valuator->numAxes);
-        v->sourceid = from->id;
-    } else if (to->valuator && !from->valuator)
-    {
-        ClassesPtr classes;
-        classes = to->unused_classes;
-        classes->valuator = to->valuator;
-        to->valuator      = NULL;
-    }
-
-    if (from->button)
-    {
-        if (!to->button)
-        {
-            classes = to->unused_classes;
-            to->button = classes->button;
-            if (!to->button)
-            {
-                to->button = calloc(1, sizeof(ButtonClassRec));
-                if (!to->button)
-                    FatalError("[Xi] no memory for class shift.\n");
-            } else
-                classes->button = NULL;
-        }
-
-        if (from->button->xkb_acts)
-        {
-            if (!to->button->xkb_acts)
-            {
-                to->button->xkb_acts = calloc(1, sizeof(XkbAction));
-                if (!to->button->xkb_acts)
-                    FatalError("[Xi] not enough memory for xkb_acts.\n");
-            }
-            memcpy(to->button->xkb_acts, from->button->xkb_acts,
-                    sizeof(XkbAction));
-        } else
-            free(to->button->xkb_acts);
-
-         memcpy(to->button->labels, from->button->labels,
-                from->button->numButtons * sizeof(Atom));
-        to->button->sourceid = from->id;
-    } else if (to->button && !from->button)
-    {
-        ClassesPtr classes;
-        classes = to->unused_classes;
-        classes->button = to->button;
-        to->button      = NULL;
-    }
-
-    if (from->proximity)
-    {
-        if (!to->proximity)
-        {
-            classes = to->unused_classes;
-            to->proximity = classes->proximity;
-            if (!to->proximity)
-            {
-                to->proximity = calloc(1, sizeof(ProximityClassRec));
-                if (!to->proximity)
-                    FatalError("[Xi] no memory for class shift.\n");
-            } else
-                classes->proximity = NULL;
-        }
-        memcpy(to->proximity, from->proximity, sizeof(ProximityClassRec));
-        to->proximity->sourceid = from->id;
-    } else if (to->proximity)
-    {
-        ClassesPtr classes;
-        classes = to->unused_classes;
-        classes->proximity = to->proximity;
-        to->proximity      = NULL;
-    }
-
-    if (from->absolute)
-    {
-        if (!to->absolute)
-        {
-            classes = to->unused_classes;
-            to->absolute = classes->absolute;
-            if (!to->absolute)
-            {
-                to->absolute = calloc(1, sizeof(AbsoluteClassRec));
-                if (!to->absolute)
-                    FatalError("[Xi] no memory for class shift.\n");
-            } else
-                classes->absolute = NULL;
-        }
-        memcpy(to->absolute, from->absolute, sizeof(AbsoluteClassRec));
-        to->absolute->sourceid = from->id;
-    } else if (to->absolute)
-    {
-        ClassesPtr classes;
-        classes = to->unused_classes;
-        classes->absolute = to->absolute;
-        to->absolute      = NULL;
-    }
-}
-
-/**
- * Copies the CONTENT of the classes of device from into the classes in device
- * to. From and to are identical after finishing.
- *
- * If to does not have classes from currenly has, the classes are stored in
- * to's devPrivates system. Later, we recover it again from there if needed.
- * Saves a few memory allocations.
- */
-void
-DeepCopyDeviceClasses(DeviceIntPtr from, DeviceIntPtr to, DeviceChangedEvent *dce)
-{
-    /* generic feedback classes, not tied to pointer and/or keyboard */
-    DeepCopyFeedbackClasses(from, to);
-
-    if ((dce->flags & DEVCHANGE_KEYBOARD_EVENT))
-        DeepCopyKeyboardClasses(from, to);
-    if ((dce->flags & DEVCHANGE_POINTER_EVENT))
-        DeepCopyPointerClasses(from, to);
-}
-
-
-/**
- * Send an XI2 DeviceChangedEvent to all interested clients.
- */
-void
-XISendDeviceChangedEvent(DeviceIntPtr device, DeviceIntPtr master, DeviceChangedEvent *dce)
-{
-    xXIDeviceChangedEvent *dcce;
-    int rc;
-
-    rc = EventToXI2((InternalEvent*)dce, (xEvent**)&dcce);
-    if (rc != Success)
-    {
-        ErrorF("[Xi] event conversion from DCE failed with code %d\n", rc);
-        return;
-    }
-
-    /* we don't actually swap if there's a NullClient, swapping is done
-     * later when event is delivered. */
-    SendEventToAllWindows(master, XI_DeviceChangedMask, (xEvent*)dcce, 1);
-    free(dcce);
-}
-
-static void
-ChangeMasterDeviceClasses(DeviceIntPtr device, DeviceChangedEvent *dce)
-{
-    DeviceIntPtr slave;
-    int rc;
-
-    /* For now, we don't have devices that change physically. */
-    if (!IsMaster(device))
-        return;
-
-    rc = dixLookupDevice(&slave, dce->sourceid, serverClient, DixReadAccess);
-
-    if (rc != Success)
-        return; /* Device has disappeared */
-
-    if (IsMaster(slave))
-        return;
-
-    if (IsFloating(slave))
-        return; /* set floating since the event */
-
-    if (GetMaster(slave, MASTER_ATTACHED)->id != dce->masterid)
-        return; /* not our slave anymore, don't care */
-
-    /* FIXME: we probably need to send a DCE for the new slave now */
-
-    device->public.devicePrivate = slave->public.devicePrivate;
-
-    /* FIXME: the classes may have changed since we generated the event. */
-    DeepCopyDeviceClasses(slave, device, dce);
-    XISendDeviceChangedEvent(slave, device, dce);
-}
-
-/**
- * Update the device state according to the data in the event.
- *
- * return values are
- *   DEFAULT ... process as normal
- *   DONT_PROCESS ... return immediately from caller
- */
-#define DEFAULT 0
-#define DONT_PROCESS 1
-int
-UpdateDeviceState(DeviceIntPtr device, DeviceEvent* event)
-{
-    int i;
-    int key = 0,
-        bit = 0,
-        last_valuator;
-
-    KeyClassPtr k       = NULL;
-    ButtonClassPtr b    = NULL;
-    ValuatorClassPtr v  = NULL;
-
-    /* This event is always the first we get, before the actual events with
-     * the data. However, the way how the DDX is set up, "device" will
-     * actually be the slave device that caused the event.
-     */
-    switch(event->type)
-    {
-        case ET_DeviceChanged:
-            ChangeMasterDeviceClasses(device, (DeviceChangedEvent*)event);
-            return DONT_PROCESS; /* event has been sent already */
-        case ET_Motion:
-        case ET_ButtonPress:
-        case ET_ButtonRelease:
-        case ET_KeyPress:
-        case ET_KeyRelease:
-        case ET_ProximityIn:
-        case ET_ProximityOut:
-            break;
-        default:
-            /* other events don't update the device */
-            return DEFAULT;
-    }
-
-    k = device->key;
-    v = device->valuator;
-    b = device->button;
-
-    key = event->detail.key;
-    bit = 1 << (key & 7);
-
-    /* Update device axis */
-    /* Check valuators first */
-    last_valuator = -1;
-    for (i = 0; i < MAX_VALUATORS; i++)
-    {
-        if (BitIsOn(&event->valuators.mask, i))
-        {
-            if (!v)
-            {
-                ErrorF("[Xi] Valuators reported for non-valuator device '%s'. "
-                        "Ignoring event.\n", device->name);
-                return DONT_PROCESS;
-            } else if (v->numAxes < i)
-            {
-                ErrorF("[Xi] Too many valuators reported for device '%s'. "
-                        "Ignoring event.\n", device->name);
-                return DONT_PROCESS;
-            }
-            last_valuator = i;
-        }
-    }
-
-    for (i = 0; i <= last_valuator && i < v->numAxes; i++)
-    {
-        if (BitIsOn(&event->valuators.mask, i))
-        {
-            /* XXX: Relative/Absolute mode */
-            v->axisVal[i] = event->valuators.data[i];
-            v->axisVal[i] += (event->valuators.data_frac[i] * 1.0f / (1 << 16) / (1 << 16));
-        }
-    }
-
-    if (event->type == ET_KeyPress) {
-        if (!k)
-            return DONT_PROCESS;
-
-	/* don't allow ddx to generate multiple downs, but repeats are okay */
-	if (key_is_down(device, key, KEY_PROCESSED) && !event->key_repeat)
-	    return DONT_PROCESS;
-
-	if (device->valuator)
-	    device->valuator->motionHintWindow = NullWindow;
-	set_key_down(device, key, KEY_PROCESSED);
-    } else if (event->type == ET_KeyRelease) {
-        if (!k)
-            return DONT_PROCESS;
-
-	if (!key_is_down(device, key, KEY_PROCESSED))	/* guard against duplicates */
-	    return DONT_PROCESS;
-	if (device->valuator)
-	    device->valuator->motionHintWindow = NullWindow;
-	set_key_up(device, key, KEY_PROCESSED);
-    } else if (event->type == ET_ButtonPress) {
-        Mask mask;
-        if (!b)
-            return DONT_PROCESS;
-
-        if (button_is_down(device, key, BUTTON_PROCESSED))
-            return DONT_PROCESS;
-
-        set_button_down(device, key, BUTTON_PROCESSED);
-	if (device->valuator)
-	    device->valuator->motionHintWindow = NullWindow;
-        if (!b->map[key])
-            return DONT_PROCESS;
-        b->buttonsDown++;
-	b->motionMask = DeviceButtonMotionMask;
-        if (b->map[key] <= 5)
-	    b->state |= (Button1Mask >> 1) << b->map[key];
-
-        /* Add state and motionMask to the filter for this event */
-        mask = DevicePointerMotionMask | b->state | b->motionMask;
-        SetMaskForEvent(device->id, mask, DeviceMotionNotify);
-        mask = PointerMotionMask | b->state | b->motionMask;
-        SetMaskForEvent(device->id, mask, MotionNotify);
-    } else if (event->type == ET_ButtonRelease) {
-        Mask mask;
-        if (!b)
-            return DONT_PROCESS;
-
-        if (!button_is_down(device, key, BUTTON_PROCESSED))
-            return DONT_PROCESS;
-        if (IsMaster(device)) {
-            DeviceIntPtr sd;
-
-            /*
-             * Leave the button down if any slave has the
-             * button still down. Note that this depends on the
-             * event being delivered through the slave first
-             */
-            for (sd = inputInfo.devices; sd; sd = sd->next) {
-                if (IsMaster(sd) || GetMaster(sd, MASTER_POINTER) != device)
-                    continue;
-                if (!sd->button)
-                    continue;
-                for (i = 1; i <= sd->button->numButtons; i++)
-                    if (sd->button->map[i] == key &&
-                        button_is_down(sd, i, BUTTON_PROCESSED))
-                        return DONT_PROCESS;
-            }
-        }
-        set_button_up(device, key, BUTTON_PROCESSED);
-	if (device->valuator)
-	    device->valuator->motionHintWindow = NullWindow;
-        if (!b->map[key])
-            return DONT_PROCESS;
-        if (b->buttonsDown >= 1 && !--b->buttonsDown)
-	    b->motionMask = 0;
-	if (b->map[key] <= 5)
-	    b->state &= ~((Button1Mask >> 1) << b->map[key]);
-
-        /* Add state and motionMask to the filter for this event */
-        mask = DevicePointerMotionMask | b->state | b->motionMask;
-        SetMaskForEvent(device->id, mask, DeviceMotionNotify);
-        mask = PointerMotionMask | b->state | b->motionMask;
-        SetMaskForEvent(device->id, mask, MotionNotify);
-    } else if (event->type == ET_ProximityIn)
-	device->proximity->in_proximity = TRUE;
-    else if (event->type == ET_ProximityOut)
-	device->proximity->in_proximity = FALSE;
-
-    return DEFAULT;
-}
-
-static void
-ProcessRawEvent(RawDeviceEvent *ev, DeviceIntPtr device)
-{
-    GrabPtr grab = device->deviceGrab.grab;
-
-    if (grab)
-        DeliverGrabbedEvent((InternalEvent*)ev, device, FALSE);
-    else { /* deliver to all root windows */
-        xEvent *xi;
-        int i;
-
-        i = EventToXI2((InternalEvent*)ev, (xEvent**)&xi);
-        if (i != Success)
-        {
-            ErrorF("[Xi] %s: XI2 conversion failed in ProcessRawEvent (%d)\n",
-                    device->name, i);
-            return;
-        }
-
-        for (i = 0; i < screenInfo.numScreens; i++)
-            DeliverEventsToWindow(device, screenInfo.screens[i]->root, xi, 1,
-                                  GetEventFilter(device, xi), NULL);
-        free(xi);
-    }
-}
-
-/**
- * Main device event processing function.
- * Called from when processing the events from the event queue.
- *
- */
-void
-ProcessOtherEvent(InternalEvent *ev, DeviceIntPtr device)
-{
-    GrabPtr grab;
-    Bool deactivateDeviceGrab = FALSE;
-    int key = 0, rootX, rootY;
-    ButtonClassPtr b;
-    KeyClassPtr k;
-    ValuatorClassPtr v;
-    int ret = 0;
-    int state, i;
-    DeviceIntPtr mouse = NULL, kbd = NULL;
-    DeviceEvent *event = &ev->device_event;
-
-    CHECKEVENT(ev);
-
-    if (ev->any.type == ET_RawKeyPress ||
-        ev->any.type == ET_RawKeyRelease ||
-        ev->any.type == ET_RawButtonPress ||
-        ev->any.type == ET_RawButtonRelease ||
-        ev->any.type == ET_RawMotion)
-    {
-        ProcessRawEvent(&ev->raw_event, device);
-        return;
-    }
-
-    if (IsPointerDevice(device))
-    {
-        kbd = GetPairedDevice(device);
-        mouse = device;
-        if (!kbd->key) /* can happen with floating SDs */
-            kbd = NULL;
-    } else
-    {
-        mouse = GetPairedDevice(device);
-        kbd = device;
-        if (!mouse->valuator || !mouse->button) /* may be float. SDs */
-            mouse = NULL;
-    }
-
-    /* State needs to be assembled BEFORE the device is updated. */
-    state = (kbd && kbd->key) ? XkbStateFieldFromRec(&kbd->key->xkbInfo->state) : 0;
-    state |= (mouse && mouse->button) ? (mouse->button->state) : 0;
-
-    for (i = 0; mouse && mouse->button && i < mouse->button->numButtons; i++)
-        if (BitIsOn(mouse->button->down, i))
-            SetBit(event->buttons, i);
-
-    if (kbd && kbd->key)
-    {
-        XkbStatePtr state;
-        /* we need the state before the event happens */
-        if (event->type == ET_KeyPress || event->type == ET_KeyRelease)
-            state = &kbd->key->xkbInfo->prev_state;
-        else
-            state = &kbd->key->xkbInfo->state;
-
-        event->mods.base = state->base_mods;
-        event->mods.latched = state->latched_mods;
-        event->mods.locked = state->locked_mods;
-        event->mods.effective = state->mods;
-
-        event->group.base = state->base_group;
-        event->group.latched = state->latched_group;
-        event->group.locked = state->locked_group;
-        event->group.effective = state->group;
-    }
-
-    ret = UpdateDeviceState(device, event);
-    if (ret == DONT_PROCESS)
-        return;
-
-    v = device->valuator;
-    b = device->button;
-    k = device->key;
-
-    if (IsMaster(device) || IsFloating(device))
-        CheckMotion(event, device);
-
-    switch (event->type)
-    {
-        case ET_Motion:
-        case ET_ButtonPress:
-        case ET_ButtonRelease:
-        case ET_KeyPress:
-        case ET_KeyRelease:
-        case ET_ProximityIn:
-        case ET_ProximityOut:
-            GetSpritePosition(device, &rootX, &rootY);
-            event->root_x = rootX;
-            event->root_y = rootY;
-            NoticeEventTime((InternalEvent*)event);
-            event->corestate = state;
-            key = event->detail.key;
-            break;
-        default:
-            break;
-    }
-
-    if (DeviceEventCallback && !syncEvents.playingEvents) {
-	DeviceEventInfoRec eventinfo;
-	SpritePtr pSprite = device->spriteInfo->sprite;
-
-	/* see comment in EnqueueEvents regarding the next three lines */
-	if (ev->any.type == ET_Motion)
-	    ev->device_event.root = pSprite->hotPhys.pScreen->root->drawable.id;
-
-	eventinfo.device = device;
-	eventinfo.event = ev;
-	CallCallbacks(&DeviceEventCallback, (pointer) & eventinfo);
-    }
-
-    grab = device->deviceGrab.grab;
-
-    switch(event->type)
-    {
-        case ET_KeyPress:
-            if (!grab && CheckDeviceGrabs(device, event, 0))
-                return;
-            break;
-        case ET_KeyRelease:
-            if (grab && device->deviceGrab.fromPassiveGrab &&
-                (key == device->deviceGrab.activatingKey) &&
-                (device->deviceGrab.grab->type == KeyPress ||
-                 device->deviceGrab.grab->type == DeviceKeyPress ||
-                 device->deviceGrab.grab->type == XI_KeyPress))
-                deactivateDeviceGrab = TRUE;
-            break;
-        case ET_ButtonPress:
-            event->detail.button = b->map[key];
-            if (!event->detail.button) { /* there's no button 0 */
-                event->detail.button = key;
-                return;
-            }
-            if (!grab && CheckDeviceGrabs(device, event, 0))
-            {
-                /* if a passive grab was activated, the event has been sent
-                 * already */
-                return;
-            }
-            break;
-        case ET_ButtonRelease:
-            event->detail.button = b->map[key];
-            if (!event->detail.button) { /* there's no button 0 */
-                event->detail.button = key;
-                return;
-            }
-            if (grab && !b->buttonsDown &&
-                device->deviceGrab.fromPassiveGrab &&
-                (device->deviceGrab.grab->type == ButtonPress ||
-                 device->deviceGrab.grab->type == DeviceButtonPress ||
-                 device->deviceGrab.grab->type == XI_ButtonPress))
-                deactivateDeviceGrab = TRUE;
-        default:
-            break;
-    }
-
-
-    if (grab)
-        DeliverGrabbedEvent((InternalEvent*)event, device, deactivateDeviceGrab);
-    else if (device->focus && !IsPointerEvent((InternalEvent*)ev))
-        DeliverFocusedEvent(device, (InternalEvent*)event,
-                            GetSpriteWindow(device));
-    else
-        DeliverDeviceEvents(GetSpriteWindow(device), (InternalEvent*)event,
-                            NullGrab, NullWindow, device);
-
-    if (deactivateDeviceGrab == TRUE)
-	(*device->deviceGrab.DeactivateGrab) (device);
-    event->detail.key = key;
-}
-
-int
-InitProximityClassDeviceStruct(DeviceIntPtr dev)
-{
-    ProximityClassPtr proxc;
-
-    proxc = (ProximityClassPtr) malloc(sizeof(ProximityClassRec));
-    if (!proxc)
-	return FALSE;
-    proxc->sourceid = dev->id;
-    proxc->in_proximity = TRUE;
-    dev->proximity = proxc;
-    return TRUE;
-}
-
-/**
- * Initialise the device's valuators. The memory must already be allocated,
- * this function merely inits the matching axis (specified through axnum) to
- * sane values.
- *
- * It is a condition that (minval < maxval).
- *
- * @see InitValuatorClassDeviceStruct
- */
-void
-InitValuatorAxisStruct(DeviceIntPtr dev, int axnum, Atom label, int minval, int maxval,
-		       int resolution, int min_res, int max_res, int mode)
-{
-    AxisInfoPtr ax;
-
-    if (!dev || !dev->valuator || minval > maxval)
-        return;
-    if (axnum >= dev->valuator->numAxes)
-        return;
-
-    ax = dev->valuator->axes + axnum;
-
-    ax->min_value = minval;
-    ax->max_value = maxval;
-    ax->resolution = resolution;
-    ax->min_resolution = min_res;
-    ax->max_resolution = max_res;
-    ax->label = label;
-    ax->mode = mode;
-
-    if (mode & OutOfProximity)
-        dev->proximity->in_proximity = FALSE;
-}
-
-static void
-FixDeviceStateNotify(DeviceIntPtr dev, deviceStateNotify * ev, KeyClassPtr k,
-		     ButtonClassPtr b, ValuatorClassPtr v, int first)
-{
-    ev->type = DeviceStateNotify;
-    ev->deviceid = dev->id;
-    ev->time = currentTime.milliseconds;
-    ev->classes_reported = 0;
-    ev->num_keys = 0;
-    ev->num_buttons = 0;
-    ev->num_valuators = 0;
-
-    if (b) {
-	ev->classes_reported |= (1 << ButtonClass);
-	ev->num_buttons = b->numButtons;
-	memcpy((char*)ev->buttons, (char*)b->down, 4);
-    } else if (k) {
-	ev->classes_reported |= (1 << KeyClass);
-	ev->num_keys = k->xkbInfo->desc->max_key_code -
-                       k->xkbInfo->desc->min_key_code;
-	memmove((char *)&ev->keys[0], (char *)k->down, 4);
-    }
-    if (v) {
-	int nval = v->numAxes - first;
-
-	ev->classes_reported |= (1 << ValuatorClass);
-	ev->classes_reported |= valuator_get_mode(dev, 0) << ModeBitsShift;
-	ev->num_valuators = nval < 3 ? nval : 3;
-	switch (ev->num_valuators) {
-	case 3:
-	    ev->valuator2 = v->axisVal[first + 2];
-	case 2:
-	    ev->valuator1 = v->axisVal[first + 1];
-	case 1:
-	    ev->valuator0 = v->axisVal[first];
-	    break;
-	}
-    }
-}
-
-static void
-FixDeviceValuator(DeviceIntPtr dev, deviceValuator * ev, ValuatorClassPtr v,
-		  int first)
-{
-    int nval = v->numAxes - first;
-
-    ev->type = DeviceValuator;
-    ev->deviceid = dev->id;
-    ev->num_valuators = nval < 3 ? nval : 3;
-    ev->first_valuator = first;
-    switch (ev->num_valuators) {
-    case 3:
-	ev->valuator2 = v->axisVal[first + 2];
-    case 2:
-	ev->valuator1 = v->axisVal[first + 1];
-    case 1:
-	ev->valuator0 = v->axisVal[first];
-	break;
-    }
-    first += ev->num_valuators;
-}
-
-void
-DeviceFocusEvent(DeviceIntPtr dev, int type, int mode, int detail,
-		 WindowPtr pWin)
-{
-    deviceFocus event;
-    xXIFocusInEvent *xi2event;
-    DeviceIntPtr mouse;
-    int btlen, len, i;
-
-    mouse = IsFloating(dev) ? dev : GetMaster(dev, MASTER_POINTER);
-
-    /* XI 2 event */
-    btlen = (mouse->button) ? bits_to_bytes(mouse->button->numButtons) : 0;
-    btlen = bytes_to_int32(btlen);
-    len = sizeof(xXIFocusInEvent) + btlen * 4;
-
-    xi2event = calloc(1, len);
-    xi2event->type         = GenericEvent;
-    xi2event->extension    = IReqCode;
-    xi2event->evtype       = type;
-    xi2event->length       = bytes_to_int32(len - sizeof(xEvent));
-    xi2event->buttons_len  = btlen;
-    xi2event->detail       = detail;
-    xi2event->time         = currentTime.milliseconds;
-    xi2event->deviceid     = dev->id;
-    xi2event->sourceid     = dev->id; /* a device doesn't change focus by itself */
-    xi2event->mode         = mode;
-    xi2event->root_x       = FP1616(mouse->spriteInfo->sprite->hot.x, 0);
-    xi2event->root_y       = FP1616(mouse->spriteInfo->sprite->hot.y, 0);
-
-    for (i = 0; mouse && mouse->button && i < mouse->button->numButtons; i++)
-        if (BitIsOn(mouse->button->down, i))
-            SetBit(&xi2event[1], i);
-
-    if (dev->key)
-    {
-        xi2event->mods.base_mods = dev->key->xkbInfo->state.base_mods;
-        xi2event->mods.latched_mods = dev->key->xkbInfo->state.latched_mods;
-        xi2event->mods.locked_mods = dev->key->xkbInfo->state.locked_mods;
-        xi2event->mods.effective_mods = dev->key->xkbInfo->state.mods;
-
-        xi2event->group.base_group = dev->key->xkbInfo->state.base_group;
-        xi2event->group.latched_group = dev->key->xkbInfo->state.latched_group;
-        xi2event->group.locked_group = dev->key->xkbInfo->state.locked_group;
-        xi2event->group.effective_group = dev->key->xkbInfo->state.group;
-    }
-
-    FixUpEventFromWindow(dev->spriteInfo->sprite, (xEvent*)xi2event, pWin,
-                         None, FALSE);
-
-    DeliverEventsToWindow(dev, pWin, (xEvent*)xi2event, 1,
-                          GetEventFilter(dev, (xEvent*)xi2event), NullGrab);
-
-    free(xi2event);
-
-    /* XI 1.x event */
-    event.deviceid = dev->id;
-    event.mode = mode;
-    event.type = (type == XI_FocusIn) ? DeviceFocusIn : DeviceFocusOut;
-    event.detail = detail;
-    event.window = pWin->drawable.id;
-    event.time = currentTime.milliseconds;
-
-    DeliverEventsToWindow(dev, pWin, (xEvent *) & event, 1,
-				DeviceFocusChangeMask, NullGrab);
-
-    if ((event.type == DeviceFocusIn) &&
-	(wOtherInputMasks(pWin)) &&
-	(wOtherInputMasks(pWin)->inputEvents[dev->id] & DeviceStateNotifyMask))
-    {
-	int evcount = 1;
-	deviceStateNotify *ev, *sev;
-	deviceKeyStateNotify *kev;
-	deviceButtonStateNotify *bev;
-
-	KeyClassPtr k;
-	ButtonClassPtr b;
-	ValuatorClassPtr v;
-	int nval = 0, nkeys = 0, nbuttons = 0, first = 0;
-
-	if ((b = dev->button) != NULL) {
-	    nbuttons = b->numButtons;
-	    if (nbuttons > 32)
-		evcount++;
-	}
-	if ((k = dev->key) != NULL) {
-	    nkeys = k->xkbInfo->desc->max_key_code -
-                    k->xkbInfo->desc->min_key_code;
-	    if (nkeys > 32)
-		evcount++;
-	    if (nbuttons > 0) {
-		evcount++;
-	    }
-	}
-	if ((v = dev->valuator) != NULL) {
-	    nval = v->numAxes;
-
-	    if (nval > 3)
-		evcount++;
-	    if (nval > 6) {
-		if (!(k && b))
-		    evcount++;
-		if (nval > 9)
-		    evcount += ((nval - 7) / 3);
-	    }
-	}
-
-	sev = ev = (deviceStateNotify *) malloc(evcount * sizeof(xEvent));
-	FixDeviceStateNotify(dev, ev, NULL, NULL, NULL, first);
-
-	if (b != NULL) {
-	    FixDeviceStateNotify(dev, ev++, NULL, b, v, first);
-	    first += 3;
-	    nval -= 3;
-	    if (nbuttons > 32) {
-		(ev - 1)->deviceid |= MORE_EVENTS;
-		bev = (deviceButtonStateNotify *) ev++;
-		bev->type = DeviceButtonStateNotify;
-		bev->deviceid = dev->id;
-		memcpy((char*)&bev->buttons[4], (char*)&b->down[4], DOWN_LENGTH - 4);
-	    }
-	    if (nval > 0) {
-		(ev - 1)->deviceid |= MORE_EVENTS;
-		FixDeviceValuator(dev, (deviceValuator *) ev++, v, first);
-		first += 3;
-		nval -= 3;
-	    }
-	}
-
-	if (k != NULL) {
-	    FixDeviceStateNotify(dev, ev++, k, NULL, v, first);
-	    first += 3;
-	    nval -= 3;
-	    if (nkeys > 32) {
-		(ev - 1)->deviceid |= MORE_EVENTS;
-		kev = (deviceKeyStateNotify *) ev++;
-		kev->type = DeviceKeyStateNotify;
-		kev->deviceid = dev->id;
-		memmove((char *)&kev->keys[0], (char *)&k->down[4], 28);
-	    }
-	    if (nval > 0) {
-		(ev - 1)->deviceid |= MORE_EVENTS;
-		FixDeviceValuator(dev, (deviceValuator *) ev++, v, first);
-		first += 3;
-		nval -= 3;
-	    }
-	}
-
-	while (nval > 0) {
-	    FixDeviceStateNotify(dev, ev++, NULL, NULL, v, first);
-	    first += 3;
-	    nval -= 3;
-	    if (nval > 0) {
-		(ev - 1)->deviceid |= MORE_EVENTS;
-		FixDeviceValuator(dev, (deviceValuator *) ev++, v, first);
-		first += 3;
-		nval -= 3;
-	    }
-	}
-
-	DeliverEventsToWindow(dev, pWin, (xEvent *) sev, evcount,
-				    DeviceStateNotifyMask, NullGrab);
-	free(sev);
-    }
-}
-
-int
-CheckGrabValues(ClientPtr client, GrabParameters* param)
-{
-    if (param->grabtype != GRABTYPE_CORE &&
-        param->grabtype != GRABTYPE_XI &&
-        param->grabtype != GRABTYPE_XI2)
-    {
-        ErrorF("[Xi] grabtype is invalid. This is a bug.\n");
-        return BadImplementation;
-    }
-
-    if ((param->this_device_mode != GrabModeSync) &&
-	(param->this_device_mode != GrabModeAsync)) {
-	client->errorValue = param->this_device_mode;
-	return BadValue;
-    }
-    if ((param->other_devices_mode != GrabModeSync) &&
-	(param->other_devices_mode != GrabModeAsync)) {
-	client->errorValue = param->other_devices_mode;
-	return BadValue;
-    }
-
-    if (param->grabtype != GRABTYPE_XI2 && (param->modifiers != AnyModifier) &&
-        (param->modifiers & ~AllModifiersMask)) {
-	client->errorValue = param->modifiers;
-	return BadValue;
-    }
-
-    if ((param->ownerEvents != xFalse) && (param->ownerEvents != xTrue)) {
-	client->errorValue = param->ownerEvents;
-	return BadValue;
-    }
-    return Success;
-}
-
-int
-GrabButton(ClientPtr client, DeviceIntPtr dev, DeviceIntPtr modifier_device,
-           int button, GrabParameters *param, GrabType grabtype,
-	   GrabMask *mask)
-{
-    WindowPtr pWin, confineTo;
-    CursorPtr cursor;
-    GrabPtr grab;
-    int rc, type = -1;
-    Mask access_mode = DixGrabAccess;
-
-    rc = CheckGrabValues(client, param);
-    if (rc != Success)
-	return rc;
-    if (param->confineTo == None)
-	confineTo = NullWindow;
-    else {
-	rc = dixLookupWindow(&confineTo, param->confineTo, client, DixSetAttrAccess);
-	if (rc != Success)
-	    return rc;
-    }
-    if (param->cursor == None)
-	cursor = NullCursor;
-    else {
-	rc = dixLookupResourceByType((pointer *)&cursor, param->cursor,
-				     RT_CURSOR, client, DixUseAccess);
-	if (rc != Success)
-	{
-	    client->errorValue = param->cursor;
-	    return rc;
-	}
-	access_mode |= DixForceAccess;
-    }
-    if (param->this_device_mode == GrabModeSync || param->other_devices_mode == GrabModeSync)
-	access_mode |= DixFreezeAccess;
-    rc = XaceHook(XACE_DEVICE_ACCESS, client, dev, access_mode);
-    if (rc != Success)
-	return rc;
-    rc = dixLookupWindow(&pWin, param->grabWindow, client, DixSetAttrAccess);
-    if (rc != Success)
-	return rc;
-
-    if (grabtype == GRABTYPE_XI)
-        type = DeviceButtonPress;
-    else if (grabtype == GRABTYPE_XI2)
-        type = XI_ButtonPress;
-
-    grab = CreateGrab(client->index, dev, modifier_device, pWin, grabtype,
-                      mask, param, type, button, confineTo, cursor);
-    if (!grab)
-	return BadAlloc;
-    return AddPassiveGrabToList(client, grab);
-}
-
-/**
- * Grab the given key. If grabtype is GRABTYPE_XI, the key is a keycode. If
- * grabtype is GRABTYPE_XI2, the key is a keysym.
- */
-int
-GrabKey(ClientPtr client, DeviceIntPtr dev, DeviceIntPtr modifier_device,
-        int key, GrabParameters *param, GrabType grabtype, GrabMask *mask)
-{
-    WindowPtr pWin;
-    GrabPtr grab;
-    KeyClassPtr k = dev->key;
-    Mask access_mode = DixGrabAccess;
-    int rc, type = -1;
-
-    rc = CheckGrabValues(client, param);
-    if (rc != Success)
-        return rc;
-    if (k == NULL)
-	return BadMatch;
-    if (grabtype == GRABTYPE_XI)
-    {
-        if ((key > k->xkbInfo->desc->max_key_code ||
-                    key < k->xkbInfo->desc->min_key_code)
-                && (key != AnyKey)) {
-            client->errorValue = key;
-            return BadValue;
-        }
-        type = DeviceKeyPress;
-    } else if (grabtype == GRABTYPE_XI2)
-        type = XI_KeyPress;
-
-    rc = dixLookupWindow(&pWin, param->grabWindow, client, DixSetAttrAccess);
-    if (rc != Success)
-	return rc;
-    if (param->this_device_mode == GrabModeSync || param->other_devices_mode == GrabModeSync)
-	access_mode |= DixFreezeAccess;
-    rc = XaceHook(XACE_DEVICE_ACCESS, client, dev, access_mode);
-    if (rc != Success)
-	return rc;
-
-    grab = CreateGrab(client->index, dev, modifier_device, pWin, grabtype,
-                      mask, param, type, key, NULL, NULL);
-    if (!grab)
-	return BadAlloc;
-    return AddPassiveGrabToList(client, grab);
-}
-
-/* Enter/FocusIn grab */
-int
-GrabWindow(ClientPtr client, DeviceIntPtr dev, int type,
-           GrabParameters *param, GrabMask *mask)
-{
-    WindowPtr pWin;
-    CursorPtr cursor;
-    GrabPtr grab;
-    Mask access_mode = DixGrabAccess;
-    int rc;
-
-    rc = CheckGrabValues(client, param);
-    if (rc != Success)
-        return rc;
-
-    rc = dixLookupWindow(&pWin, param->grabWindow, client, DixSetAttrAccess);
-    if (rc != Success)
-	return rc;
-    if (param->cursor == None)
-	cursor = NullCursor;
-    else {
-	rc = dixLookupResourceByType((pointer *)&cursor, param->cursor,
-				     RT_CURSOR, client, DixUseAccess);
-	if (rc != Success)
-	{
-	    client->errorValue = param->cursor;
-	    return rc;
-	}
-	access_mode |= DixForceAccess;
-    }
-    if (param->this_device_mode == GrabModeSync || param->other_devices_mode == GrabModeSync)
-	access_mode |= DixFreezeAccess;
-    rc = XaceHook(XACE_DEVICE_ACCESS, client, dev, access_mode);
-    if (rc != Success)
-	return rc;
-
-    grab = CreateGrab(client->index, dev, dev, pWin, GRABTYPE_XI2,
-                      mask, param, (type == XIGrabtypeEnter) ? XI_Enter : XI_FocusIn,
-                      0, NULL, cursor);
-
-    if (!grab)
-        return BadAlloc;
-
-    return AddPassiveGrabToList(client, grab);
-}
-
-int
-SelectForWindow(DeviceIntPtr dev, WindowPtr pWin, ClientPtr client,
-		Mask mask, Mask exclusivemasks)
-{
-    int mskidx = dev->id;
-    int i, ret;
-    Mask check;
-    InputClientsPtr others;
-
-    check = (mask & exclusivemasks);
-    if (wOtherInputMasks(pWin)) {
-	if (check & wOtherInputMasks(pWin)->inputEvents[mskidx]) {	/* It is illegal for two different
-									 * clients to select on any of the
-									 * events for maskcheck. However,
-									 * it is OK, for some client to
-									 * continue selecting on one of those
-									 * events.  */
-	    for (others = wOtherInputMasks(pWin)->inputClients; others;
-		 others = others->next) {
-		if (!SameClient(others, client) && (check &
-						    others->mask[mskidx]))
-		    return BadAccess;
-	    }
-	}
-	for (others = wOtherInputMasks(pWin)->inputClients; others;
-	     others = others->next) {
-	    if (SameClient(others, client)) {
-		check = others->mask[mskidx];
-		others->mask[mskidx] = mask;
-		if (mask == 0) {
-		    for (i = 0; i < EMASKSIZE; i++)
-			if (i != mskidx && others->mask[i] != 0)
-			    break;
-		    if (i == EMASKSIZE) {
-			RecalculateDeviceDeliverableEvents(pWin);
-			if (ShouldFreeInputMasks(pWin, FALSE))
-			    FreeResource(others->resource, RT_NONE);
-			return Success;
-		    }
-		}
-		goto maskSet;
-	    }
-	}
-    }
-    check = 0;
-    if ((ret = AddExtensionClient(pWin, client, mask, mskidx)) != Success)
-	return ret;
-  maskSet:
-    if (dev->valuator)
-	if ((dev->valuator->motionHintWindow == pWin) &&
-	    (mask & DevicePointerMotionHintMask) &&
-	    !(check & DevicePointerMotionHintMask) && !dev->deviceGrab.grab)
-	    dev->valuator->motionHintWindow = NullWindow;
-    RecalculateDeviceDeliverableEvents(pWin);
-    return Success;
-}
-
-int
-AddExtensionClient(WindowPtr pWin, ClientPtr client, Mask mask, int mskidx)
-{
-    InputClientsPtr others;
-
-    if (!pWin->optional && !MakeWindowOptional(pWin))
-	return BadAlloc;
-    others = calloc(1, sizeof(InputClients));
-    if (!others)
-	return BadAlloc;
-    if (!pWin->optional->inputMasks && !MakeInputMasks(pWin))
-	return BadAlloc;
-    others->mask[mskidx] = mask;
-    others->resource = FakeClientID(client->index);
-    others->next = pWin->optional->inputMasks->inputClients;
-    pWin->optional->inputMasks->inputClients = others;
-    if (!AddResource(others->resource, RT_INPUTCLIENT, (pointer) pWin))
-	return BadAlloc;
-    return Success;
-}
-
-static Bool
-MakeInputMasks(WindowPtr pWin)
-{
-    struct _OtherInputMasks *imasks;
-
-    imasks = calloc(1, sizeof(struct _OtherInputMasks));
-    if (!imasks)
-	return FALSE;
-    pWin->optional->inputMasks = imasks;
-    return TRUE;
-}
-
-void
-RecalculateDeviceDeliverableEvents(WindowPtr pWin)
-{
-    InputClientsPtr others;
-    struct _OtherInputMasks *inputMasks;	/* default: NULL */
-    WindowPtr pChild, tmp;
-    int i, j;
-
-    pChild = pWin;
-    while (1) {
-	if ((inputMasks = wOtherInputMasks(pChild)) != 0) {
-            for (i = 0; i < EMASKSIZE; i++)
-                memset(inputMasks->xi2mask[i], 0, sizeof(inputMasks->xi2mask[i]));
-	    for (others = inputMasks->inputClients; others;
-		 others = others->next) {
-		for (i = 0; i < EMASKSIZE; i++)
-		    inputMasks->inputEvents[i] |= others->mask[i];
-                for (i = 0; i < EMASKSIZE; i++)
-                    for (j = 0; j < XI2MASKSIZE; j++)
-                        inputMasks->xi2mask[i][j] |= others->xi2mask[i][j];
-	    }
-	    for (i = 0; i < EMASKSIZE; i++)
-		inputMasks->deliverableEvents[i] = inputMasks->inputEvents[i];
-	    for (tmp = pChild->parent; tmp; tmp = tmp->parent)
-		if (wOtherInputMasks(tmp))
-		    for (i = 0; i < EMASKSIZE; i++)
-			inputMasks->deliverableEvents[i] |=
-			    (wOtherInputMasks(tmp)->deliverableEvents[i]
-			     & ~inputMasks->
-			     dontPropagateMask[i] & PropagateMask[i]);
-	}
-	if (pChild->firstChild) {
-	    pChild = pChild->firstChild;
-	    continue;
-	}
-	while (!pChild->nextSib && (pChild != pWin))
-	    pChild = pChild->parent;
-	if (pChild == pWin)
-	    break;
-	pChild = pChild->nextSib;
-    }
-}
-
-int
-InputClientGone(WindowPtr pWin, XID id)
-{
-    InputClientsPtr other, prev;
-
-    if (!wOtherInputMasks(pWin))
-	return Success;
-    prev = 0;
-    for (other = wOtherInputMasks(pWin)->inputClients; other;
-	 other = other->next) {
-	if (other->resource == id) {
-	    if (prev) {
-		prev->next = other->next;
-		free(other);
-	    } else if (!(other->next)) {
-		if (ShouldFreeInputMasks(pWin, TRUE)) {
-		    wOtherInputMasks(pWin)->inputClients = other->next;
-		    free(wOtherInputMasks(pWin));
-		    pWin->optional->inputMasks = (OtherInputMasks *) NULL;
-		    CheckWindowOptionalNeed(pWin);
-		    free(other);
-		} else {
-		    other->resource = FakeClientID(0);
-		    if (!AddResource(other->resource, RT_INPUTCLIENT,
-				     (pointer) pWin))
-			return BadAlloc;
-		}
-	    } else {
-		wOtherInputMasks(pWin)->inputClients = other->next;
-		free(other);
-	    }
-	    RecalculateDeviceDeliverableEvents(pWin);
-	    return Success;
-	}
-	prev = other;
-    }
-    FatalError("client not on device event list");
-}
-
-int
-SendEvent(ClientPtr client, DeviceIntPtr d, Window dest, Bool propagate,
-	  xEvent * ev, Mask mask, int count)
-{
-    WindowPtr pWin;
-    WindowPtr effectiveFocus = NullWindow;	/* only set if dest==InputFocus */
-    WindowPtr spriteWin = GetSpriteWindow(d);
-
-    if (dest == PointerWindow)
-	pWin = spriteWin;
-    else if (dest == InputFocus) {
-	WindowPtr inputFocus;
-
-	if (!d->focus)
-	    inputFocus = spriteWin;
-	else
-	    inputFocus = d->focus->win;
-
-	if (inputFocus == FollowKeyboardWin)
-	    inputFocus = inputInfo.keyboard->focus->win;
-
-	if (inputFocus == NoneWin)
-	    return Success;
-
-	/* If the input focus is PointerRootWin, send the event to where
-	 * the pointer is if possible, then perhaps propogate up to root. */
-	if (inputFocus == PointerRootWin)
-	    inputFocus = GetCurrentRootWindow(d);
-
-	if (IsParent(inputFocus, spriteWin)) {
-	    effectiveFocus = inputFocus;
-	    pWin = spriteWin;
-	} else
-	    effectiveFocus = pWin = inputFocus;
-    } else
-	dixLookupWindow(&pWin, dest, client, DixSendAccess);
-    if (!pWin)
-	return BadWindow;
-    if ((propagate != xFalse) && (propagate != xTrue)) {
-	client->errorValue = propagate;
-	return BadValue;
-    }
-    ev->u.u.type |= 0x80;
-    if (propagate) {
-	for (; pWin; pWin = pWin->parent) {
-	    if (DeliverEventsToWindow(d, pWin, ev, count, mask, NullGrab))
-		return Success;
-	    if (pWin == effectiveFocus)
-		return Success;
-	    if (wOtherInputMasks(pWin))
-		mask &= ~wOtherInputMasks(pWin)->dontPropagateMask[d->id];
-	    if (!mask)
-		break;
-	}
-    } else if (!XaceHook(XACE_SEND_ACCESS, client, NULL, pWin, ev, count))
-	DeliverEventsToWindow(d, pWin, ev, count, mask, NullGrab);
-    return Success;
-}
-
-int
-SetButtonMapping(ClientPtr client, DeviceIntPtr dev, int nElts, BYTE * map)
-{
-    int i;
-    ButtonClassPtr b = dev->button;
-
-    if (b == NULL)
-	return BadMatch;
-
-    if (nElts != b->numButtons) {
-	client->errorValue = nElts;
-	return BadValue;
-    }
-    if (BadDeviceMap(&map[0], nElts, 1, 255, &client->errorValue))
-	return BadValue;
-    for (i = 0; i < nElts; i++)
-	if ((b->map[i + 1] != map[i]) && BitIsOn(b->down, i + 1))
-	    return MappingBusy;
-    for (i = 0; i < nElts; i++)
-	b->map[i + 1] = map[i];
-    return Success;
-}
-
-int
-ChangeKeyMapping(ClientPtr client,
-		 DeviceIntPtr dev,
-		 unsigned len,
-		 int type,
-		 KeyCode firstKeyCode,
-		 CARD8 keyCodes, CARD8 keySymsPerKeyCode, KeySym * map)
-{
-    KeySymsRec keysyms;
-    KeyClassPtr k = dev->key;
-
-    if (k == NULL)
-	return BadMatch;
-
-    if (len != (keyCodes * keySymsPerKeyCode))
-	return BadLength;
-
-    if ((firstKeyCode < k->xkbInfo->desc->min_key_code) ||
-	(firstKeyCode + keyCodes - 1 > k->xkbInfo->desc->max_key_code)) {
-	client->errorValue = firstKeyCode;
-	return BadValue;
-    }
-    if (keySymsPerKeyCode == 0) {
-	client->errorValue = 0;
-	return BadValue;
-    }
-    keysyms.minKeyCode = firstKeyCode;
-    keysyms.maxKeyCode = firstKeyCode + keyCodes - 1;
-    keysyms.mapWidth = keySymsPerKeyCode;
-    keysyms.map = map;
-
-    XkbApplyMappingChange(dev, &keysyms, firstKeyCode, keyCodes, NULL,
-                          serverClient);
-
-    return Success;
-}
-
-static void
-DeleteDeviceFromAnyExtEvents(WindowPtr pWin, DeviceIntPtr dev)
-{
-    WindowPtr parent;
-
-    /* Deactivate any grabs performed on this window, before making
-     * any input focus changes.
-     * Deactivating a device grab should cause focus events. */
-
-    if (dev->deviceGrab.grab && (dev->deviceGrab.grab->window == pWin))
-	(*dev->deviceGrab.DeactivateGrab) (dev);
-
-    /* If the focus window is a root window (ie. has no parent)
-     * then don't delete the focus from it. */
-
-    if (dev->focus && (pWin == dev->focus->win) && (pWin->parent != NullWindow)) {
-	int focusEventMode = NotifyNormal;
-
-	/* If a grab is in progress, then alter the mode of focus events. */
-
-	if (dev->deviceGrab.grab)
-	    focusEventMode = NotifyWhileGrabbed;
-
-	switch (dev->focus->revert) {
-	case RevertToNone:
-	    if (!ActivateFocusInGrab(dev, pWin, NoneWin))
-		DoFocusEvents(dev, pWin, NoneWin, focusEventMode);
-	    dev->focus->win = NoneWin;
-	    dev->focus->traceGood = 0;
-	    break;
-	case RevertToParent:
-	    parent = pWin;
-	    do {
-		parent = parent->parent;
-		dev->focus->traceGood--;
-	    }
-	    while (!parent->realized);
-	    if (!ActivateFocusInGrab(dev, pWin, parent))
-		DoFocusEvents(dev, pWin, parent, focusEventMode);
-	    dev->focus->win = parent;
-	    dev->focus->revert = RevertToNone;
-	    break;
-	case RevertToPointerRoot:
-	    if (!ActivateFocusInGrab(dev, pWin, PointerRootWin))
-		DoFocusEvents(dev, pWin, PointerRootWin, focusEventMode);
-	    dev->focus->win = PointerRootWin;
-	    dev->focus->traceGood = 0;
-	    break;
-	case RevertToFollowKeyboard:
-            {
-                DeviceIntPtr kbd = GetMaster(dev, MASTER_KEYBOARD);
-                if (!kbd || (kbd == dev && kbd != inputInfo.keyboard))
-                    kbd = inputInfo.keyboard;
-	    if (kbd->focus->win) {
-		if (!ActivateFocusInGrab(dev, pWin, kbd->focus->win))
-		    DoFocusEvents(dev, pWin, kbd->focus->win, focusEventMode);
-		dev->focus->win = FollowKeyboardWin;
-		dev->focus->traceGood = 0;
-	    } else {
-                if (!ActivateFocusInGrab(dev, pWin, NoneWin))
-                    DoFocusEvents(dev, pWin, NoneWin, focusEventMode);
-		dev->focus->win = NoneWin;
-		dev->focus->traceGood = 0;
-	    }
-            }
-	    break;
-	}
-    }
-
-    if (dev->valuator)
-	if (dev->valuator->motionHintWindow == pWin)
-	    dev->valuator->motionHintWindow = NullWindow;
-}
-
-void
-DeleteWindowFromAnyExtEvents(WindowPtr pWin, Bool freeResources)
-{
-    int i;
-    DeviceIntPtr dev;
-    InputClientsPtr ic;
-    struct _OtherInputMasks *inputMasks;
-
-    for (dev = inputInfo.devices; dev; dev = dev->next) {
-	DeleteDeviceFromAnyExtEvents(pWin, dev);
-    }
-
-    for (dev = inputInfo.off_devices; dev; dev = dev->next)
-	DeleteDeviceFromAnyExtEvents(pWin, dev);
-
-    if (freeResources)
-	while ((inputMasks = wOtherInputMasks(pWin)) != 0) {
-	    ic = inputMasks->inputClients;
-	    for (i = 0; i < EMASKSIZE; i++)
-		inputMasks->dontPropagateMask[i] = 0;
-	    FreeResource(ic->resource, RT_NONE);
-	}
-}
-
-int
-MaybeSendDeviceMotionNotifyHint(deviceKeyButtonPointer * pEvents, Mask mask)
-{
-    DeviceIntPtr dev;
-
-    dixLookupDevice(&dev, pEvents->deviceid & DEVICE_BITS, serverClient,
-		    DixReadAccess);
-    if (!dev)
-        return 0;
-
-    if (pEvents->type == DeviceMotionNotify) {
-	if (mask & DevicePointerMotionHintMask) {
-	    if (WID(dev->valuator->motionHintWindow) == pEvents->event) {
-		return 1;	/* don't send, but pretend we did */
-	    }
-	    pEvents->detail = NotifyHint;
-	} else {
-	    pEvents->detail = NotifyNormal;
-	}
-    }
-    return 0;
-}
-
-void
-CheckDeviceGrabAndHintWindow(WindowPtr pWin, int type,
-			     deviceKeyButtonPointer * xE, GrabPtr grab,
-			     ClientPtr client, Mask deliveryMask)
-{
-    DeviceIntPtr dev;
-
-    dixLookupDevice(&dev, xE->deviceid & DEVICE_BITS, serverClient,
-		    DixGrabAccess);
-    if (!dev)
-        return;
-
-    if (type == DeviceMotionNotify)
-	dev->valuator->motionHintWindow = pWin;
-    else if ((type == DeviceButtonPress) && (!grab) &&
-	     (deliveryMask & DeviceButtonGrabMask)) {
-	GrabRec tempGrab;
-
-	tempGrab.device = dev;
-	tempGrab.resource = client->clientAsMask;
-	tempGrab.window = pWin;
-	tempGrab.ownerEvents =
-	    (deliveryMask & DeviceOwnerGrabButtonMask) ? TRUE : FALSE;
-	tempGrab.eventMask = deliveryMask;
-	tempGrab.keyboardMode = GrabModeAsync;
-	tempGrab.pointerMode = GrabModeAsync;
-	tempGrab.confineTo = NullWindow;
-	tempGrab.cursor = NullCursor;
-        tempGrab.next = NULL;
-	(*dev->deviceGrab.ActivateGrab) (dev, &tempGrab, currentTime, TRUE);
-    }
-}
-
-static Mask
-DeviceEventMaskForClient(DeviceIntPtr dev, WindowPtr pWin, ClientPtr client)
-{
-    InputClientsPtr other;
-
-    if (!wOtherInputMasks(pWin))
-	return 0;
-    for (other = wOtherInputMasks(pWin)->inputClients; other;
-	 other = other->next) {
-	if (SameClient(other, client))
-	    return other->mask[dev->id];
-    }
-    return 0;
-}
-
-void
-MaybeStopDeviceHint(DeviceIntPtr dev, ClientPtr client)
-{
-    WindowPtr pWin;
-    GrabPtr grab = dev->deviceGrab.grab;
-
-    pWin = dev->valuator->motionHintWindow;
-
-    if ((grab && SameClient(grab, client) &&
-	 ((grab->eventMask & DevicePointerMotionHintMask) ||
-	  (grab->ownerEvents &&
-	   (DeviceEventMaskForClient(dev, pWin, client) &
-	    DevicePointerMotionHintMask)))) ||
-	(!grab &&
-	 (DeviceEventMaskForClient(dev, pWin, client) &
-	  DevicePointerMotionHintMask)))
-	dev->valuator->motionHintWindow = NullWindow;
-}
-
-int
-DeviceEventSuppressForWindow(WindowPtr pWin, ClientPtr client, Mask mask,
-			     int maskndx)
-{
-    struct _OtherInputMasks *inputMasks = wOtherInputMasks(pWin);
-
-    if (mask & ~PropagateMask[maskndx]) {
-	client->errorValue = mask;
-	return BadValue;
-    }
-
-    if (mask == 0) {
-	if (inputMasks)
-	    inputMasks->dontPropagateMask[maskndx] = mask;
-    } else {
-	if (!inputMasks)
-	    AddExtensionClient(pWin, client, 0, 0);
-	inputMasks = wOtherInputMasks(pWin);
-	inputMasks->dontPropagateMask[maskndx] = mask;
-    }
-    RecalculateDeviceDeliverableEvents(pWin);
-    if (ShouldFreeInputMasks(pWin, FALSE))
-	FreeResource(inputMasks->inputClients->resource, RT_NONE);
-    return Success;
-}
-
-Bool
-ShouldFreeInputMasks(WindowPtr pWin, Bool ignoreSelectedEvents)
-{
-    int i;
-    Mask allInputEventMasks = 0;
-    struct _OtherInputMasks *inputMasks = wOtherInputMasks(pWin);
-
-    for (i = 0; i < EMASKSIZE; i++)
-	allInputEventMasks |= inputMasks->dontPropagateMask[i];
-    if (!ignoreSelectedEvents)
-	for (i = 0; i < EMASKSIZE; i++)
-	    allInputEventMasks |= inputMasks->inputEvents[i];
-    if (allInputEventMasks == 0)
-	return TRUE;
-    else
-	return FALSE;
-}
-
-/***********************************************************************
- *
- * Walk through the window tree, finding all clients that want to know
- * about the Event.
- *
- */
-
-static void
-FindInterestedChildren(DeviceIntPtr dev, WindowPtr p1, Mask mask,
-                       xEvent * ev, int count)
-{
-    WindowPtr p2;
-
-    while (p1) {
-        p2 = p1->firstChild;
-        DeliverEventsToWindow(dev, p1, ev, count, mask, NullGrab);
-        FindInterestedChildren(dev, p2, mask, ev, count);
-        p1 = p1->nextSib;
-    }
-}
-
-/***********************************************************************
- *
- * Send an event to interested clients in all windows on all screens.
- *
- */
-
-void
-SendEventToAllWindows(DeviceIntPtr dev, Mask mask, xEvent * ev, int count)
-{
-    int i;
-    WindowPtr pWin, p1;
-
-    for (i = 0; i < screenInfo.numScreens; i++) {
-        pWin = screenInfo.screens[i]->root;
-        if (!pWin)
-            continue;
-        DeliverEventsToWindow(dev, pWin, ev, count, mask, NullGrab);
-        p1 = pWin->firstChild;
-        FindInterestedChildren(dev, p1, mask, ev, count);
-    }
-}
-
-/**
- * Set the XI2 mask for the given client on the given window.
- * @param dev The device to set the mask for.
- * @param win The window to set the mask on.
- * @param client The client setting the mask.
- * @param len Number of bytes in mask.
- * @param mask Event mask in the form of (1 << eventtype)
- */
-int
-XISetEventMask(DeviceIntPtr dev, WindowPtr win, ClientPtr client,
-               unsigned int len, unsigned char* mask)
-{
-    OtherInputMasks *masks;
-    InputClientsPtr others = NULL;
-
-    masks = wOtherInputMasks(win);
-    if (masks)
-    {
-	for (others = wOtherInputMasks(win)->inputClients; others;
-	     others = others->next) {
-	    if (SameClient(others, client)) {
-                memset(others->xi2mask[dev->id], 0,
-                       sizeof(others->xi2mask[dev->id]));
-                break;
-            }
-        }
-    }
-
-    len = min(len, sizeof(others->xi2mask[dev->id]));
-
-    if (len && !others)
-    {
-        if (AddExtensionClient(win, client, 0, 0) != Success)
-            return BadAlloc;
-        others= wOtherInputMasks(win)->inputClients;
-    }
-
-    if (others)
-        memset(others->xi2mask[dev->id], 0, sizeof(others->xi2mask[dev->id]));
-
-    if (len)
-        memcpy(others->xi2mask[dev->id], mask, len);
-
-    RecalculateDeviceDeliverableEvents(win);
-
-    return Success;
-}
+/************************************************************

+

+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.

+

+********************************************************/

+

+/********************************************************************

+ *

+ *  Routines to register and initialize extension input devices.

+ *  This also contains ProcessOtherEvent, the routine called from DDX

+ *  to route extension events.

+ *

+ */

+

+#ifdef HAVE_DIX_CONFIG_H

+#include <dix-config.h>

+#else

+#define XINPUT

+#endif

+

+#include "inputstr.h"

+#include <X11/X.h>

+#include <X11/Xproto.h>

+#include <X11/extensions/XI.h>

+#include <X11/extensions/XIproto.h>

+#include <X11/extensions/XI2proto.h>

+#include <X11/extensions/geproto.h>

+#include "windowstr.h"

+#include "miscstruct.h"

+#include "region.h"

+#include "exevents.h"

+#include "extnsionst.h"

+#include "exglobals.h"

+#include "dixevents.h"	/* DeliverFocusedEvent */

+#include "dixgrabs.h"	/* CreateGrab() */

+#include "scrnintstr.h"

+#include "listdev.h" /* for CopySwapXXXClass */

+#include "xace.h"

+#include "xiquerydevice.h" /* For List*Info */

+#include "eventconvert.h"

+#include "eventstr.h"

+

+#include <X11/extensions/XKBproto.h>

+#include "xkbsrv.h"

+

+#define WID(w) ((w) ? ((w)->drawable.id) : 0)

+#define AllModifiersMask ( \

+	ShiftMask | LockMask | ControlMask | Mod1Mask | Mod2Mask | \

+	Mod3Mask | Mod4Mask | Mod5Mask )

+#define AllButtonsMask ( \

+	Button1Mask | Button2Mask | Button3Mask | Button4Mask | Button5Mask )

+

+Bool ShouldFreeInputMasks(WindowPtr /* pWin */ ,

+				 Bool	/* ignoreSelectedEvents */

+    );

+static Bool MakeInputMasks(WindowPtr	/* pWin */

+    );

+

+/*

+ * Only let the given client know of core events which will affect its

+ * interpretation of input events, if the client's ClientPointer (or the

+ * paired keyboard) is the current device.

+ */

+int

+XIShouldNotify(ClientPtr client, DeviceIntPtr dev)

+{

+    DeviceIntPtr current_ptr = PickPointer(client);

+    DeviceIntPtr current_kbd = GetPairedDevice(current_ptr);

+

+    if (dev == current_kbd || dev == current_ptr)

+        return 1;

+

+    return 0;

+}

+

+Bool

+IsPointerEvent(InternalEvent* event)

+{

+    switch(event->any.type)

+    {

+        case ET_ButtonPress:

+        case ET_ButtonRelease:

+        case ET_Motion:

+            /* XXX: enter/leave ?? */

+            return TRUE;

+        default:

+            break;

+    }

+    return FALSE;

+}

+

+/**

+ * @return the device matching the deviceid of the device set in the event, or

+ * NULL if the event is not an XInput event.

+ */

+DeviceIntPtr

+XIGetDevice(xEvent* xE)

+{

+    DeviceIntPtr pDev = NULL;

+

+    if (xE->u.u.type == DeviceButtonPress ||

+        xE->u.u.type == DeviceButtonRelease ||

+        xE->u.u.type == DeviceMotionNotify ||

+        xE->u.u.type == ProximityIn ||

+        xE->u.u.type == ProximityOut ||

+        xE->u.u.type == DevicePropertyNotify)

+    {

+        int rc;

+        int id;

+

+        id = ((deviceKeyButtonPointer*)xE)->deviceid & ~MORE_EVENTS;

+

+        rc = dixLookupDevice(&pDev, id, serverClient, DixUnknownAccess);

+        if (rc != Success)

+            ErrorF("[dix] XIGetDevice failed on XACE restrictions (%d)\n", rc);

+    }

+    return pDev;

+}

+

+

+/**

+ * Copy the device->key into master->key and send a mapping notify to the

+ * clients if appropriate.

+ * master->key needs to be allocated by the caller.

+ *

+ * Device is the slave device. If it is attached to a master device, we may

+ * need to send a mapping notify to the client because it causes the MD

+ * to change state.

+ *

+ * Mapping notify needs to be sent in the following cases:

+ *      - different slave device on same master

+ *      - different master

+ *

+ * XXX: They way how the code is we also send a map notify if the slave device

+ * stays the same, but the master changes. This isn't really necessary though.

+ *

+ * XXX: this gives you funny behaviour with the ClientPointer. When a

+ * MappingNotify is sent to the client, the client usually responds with a

+ * GetKeyboardMapping. This will retrieve the ClientPointer's keyboard

+ * mapping, regardless of which keyboard sent the last mapping notify request.

+ * So depending on the CP setting, your keyboard may change layout in each

+ * app...

+ *

+ * This code is basically the old SwitchCoreKeyboard.

+ */

+

+void

+CopyKeyClass(DeviceIntPtr device, DeviceIntPtr master)

+{

+    KeyClassPtr mk = master->key;

+

+    if (device == master)

+        return;

+

+    mk->sourceid = device->id;

+

+

+    if (!XkbCopyDeviceKeymap(master, device))

+        FatalError("Couldn't pivot keymap from device to core!\n");

+}

+

+/**

+ * Copies the feedback classes from device "from" into device "to". Classes

+ * are duplicated (not just flipping the pointers). All feedback classes are

+ * linked lists, the full list is duplicated.

+ */

+static void

+DeepCopyFeedbackClasses(DeviceIntPtr from, DeviceIntPtr to)

+{

+    ClassesPtr classes;

+

+

+    if (from->intfeed)

+    {

+        IntegerFeedbackPtr *i, it;

+

+        if (!to->intfeed)

+        {

+            classes = to->unused_classes;

+            to->intfeed = classes->intfeed;

+            classes->intfeed = NULL;

+        }

+

+        i = &to->intfeed;

+        for (it = from->intfeed; it; it = it->next)

+        {

+            if (!(*i))

+            {

+                *i = calloc(1, sizeof(IntegerFeedbackClassRec));

+                if (!(*i))

+                {

+                    ErrorF("[Xi] Cannot alloc memory for class copy.");

+                    return;

+                }

+            }

+            (*i)->CtrlProc = it->CtrlProc;

+            (*i)->ctrl     = it->ctrl;

+

+            i = &(*i)->next;

+        }

+    } else if (to->intfeed && !from->intfeed)

+    {

+        ClassesPtr classes;

+        classes = to->unused_classes;

+        classes->intfeed = to->intfeed;

+        to->intfeed      = NULL;

+    }

+

+    if (from->stringfeed)

+    {

+        StringFeedbackPtr *s, it;

+

+        if (!to->stringfeed)

+        {

+            classes = to->unused_classes;

+            to->stringfeed = classes->stringfeed;

+            classes->stringfeed = NULL;

+        }

+

+        s = &to->stringfeed;

+        for (it = from->stringfeed; it; it = it->next)

+        {

+            if (!(*s))

+            {

+                *s = calloc(1, sizeof(StringFeedbackClassRec));

+                if (!(*s))

+                {

+                    ErrorF("[Xi] Cannot alloc memory for class copy.");

+                    return;

+                }

+            }

+            (*s)->CtrlProc = it->CtrlProc;

+            (*s)->ctrl     = it->ctrl;

+

+            s = &(*s)->next;

+        }

+    } else if (to->stringfeed && !from->stringfeed)

+    {

+        ClassesPtr classes;

+        classes = to->unused_classes;

+        classes->stringfeed = to->stringfeed;

+        to->stringfeed      = NULL;

+    }

+

+    if (from->bell)

+    {

+        BellFeedbackPtr *b, it;

+

+        if (!to->bell)

+        {

+            classes = to->unused_classes;

+            to->bell = classes->bell;

+            classes->bell = NULL;

+        }

+

+        b = &to->bell;

+        for (it = from->bell; it; it = it->next)

+        {

+            if (!(*b))

+            {

+                *b = calloc(1, sizeof(BellFeedbackClassRec));

+                if (!(*b))

+                {

+                    ErrorF("[Xi] Cannot alloc memory for class copy.");

+                    return;

+                }

+            }

+            (*b)->BellProc = it->BellProc;

+            (*b)->CtrlProc = it->CtrlProc;

+            (*b)->ctrl     = it->ctrl;

+

+            b = &(*b)->next;

+        }

+    } else if (to->bell && !from->bell)

+    {

+        ClassesPtr classes;

+        classes = to->unused_classes;

+        classes->bell = to->bell;

+        to->bell      = NULL;

+    }

+

+    if (from->leds)

+    {

+        LedFeedbackPtr *l, it;

+

+        if (!to->leds)

+        {

+            classes = to->unused_classes;

+            to->leds = classes->leds;

+            classes->leds = NULL;

+        }

+

+        l = &to->leds;

+        for (it = from->leds; it; it = it->next)

+        {

+            if (!(*l))

+            {

+                *l = calloc(1, sizeof(LedFeedbackClassRec));

+                if (!(*l))

+                {

+                    ErrorF("[Xi] Cannot alloc memory for class copy.");

+                    return;

+                }

+            }

+            (*l)->CtrlProc = it->CtrlProc;

+            (*l)->ctrl     = it->ctrl;

+            if ((*l)->xkb_sli)

+                XkbFreeSrvLedInfo((*l)->xkb_sli);

+            (*l)->xkb_sli = XkbCopySrvLedInfo(from, it->xkb_sli, NULL, *l);

+

+            l = &(*l)->next;

+        }

+    } else if (to->leds && !from->leds)

+    {

+        ClassesPtr classes;

+        classes = to->unused_classes;

+        classes->leds = to->leds;

+        to->leds      = NULL;

+    }

+}

+

+static void

+DeepCopyKeyboardClasses(DeviceIntPtr from, DeviceIntPtr to)

+{

+    ClassesPtr classes;

+

+    /* XkbInitDevice (->XkbInitIndicatorMap->XkbFindSrvLedInfo) relies on the

+     * kbdfeed to be set up properly, so let's do the feedback classes first.

+     */

+    if (from->kbdfeed)

+    {

+        KbdFeedbackPtr *k, it;

+

+        if (!to->kbdfeed)

+        {

+            classes = to->unused_classes;

+

+            to->kbdfeed = classes->kbdfeed;

+            if (!to->kbdfeed)

+                InitKeyboardDeviceStruct(to, NULL, NULL, NULL);

+            classes->kbdfeed = NULL;

+        }

+

+        k = &to->kbdfeed;

+        for(it = from->kbdfeed; it; it = it->next)

+        {

+            if (!(*k))

+            {

+                *k = calloc(1, sizeof(KbdFeedbackClassRec));

+                if (!*k)

+                {

+                    ErrorF("[Xi] Cannot alloc memory for class copy.");

+                    return;

+                }

+            }

+            (*k)->BellProc = it->BellProc;

+            (*k)->CtrlProc = it->CtrlProc;

+            (*k)->ctrl     = it->ctrl;

+            if ((*k)->xkb_sli)

+                XkbFreeSrvLedInfo((*k)->xkb_sli);

+            (*k)->xkb_sli = XkbCopySrvLedInfo(from, it->xkb_sli, *k, NULL);

+

+            k = &(*k)->next;

+        }

+    } else if (to->kbdfeed && !from->kbdfeed)

+    {

+        ClassesPtr classes;

+        classes = to->unused_classes;

+        classes->kbdfeed = to->kbdfeed;

+        to->kbdfeed      = NULL;

+    }

+

+    if (from->key)

+    {

+        if (!to->key)

+        {

+            classes = to->unused_classes;

+            to->key = classes->key;

+            if (!to->key)

+                InitKeyboardDeviceStruct(to, NULL, NULL, NULL);

+            else

+                classes->key = NULL;

+        }

+

+        CopyKeyClass(from, to);

+    } else if (to->key && !from->key)

+    {

+        ClassesPtr classes;

+        classes = to->unused_classes;

+        classes->key = to->key;

+        to->key      = NULL;

+    }

+

+    /* If a SrvLedInfoPtr's flags are XkbSLI_IsDefault, the names and maps

+     * pointer point into the xkbInfo->desc struct.  XkbCopySrvLedInfo

+     * didn't update the pointers so we need to do it manually here.

+     */

+    if (to->kbdfeed)

+    {

+        KbdFeedbackPtr k;

+

+        for (k = to->kbdfeed; k; k = k->next)

+        {

+            if (!k->xkb_sli)

+                continue;

+            if (k->xkb_sli->flags & XkbSLI_IsDefault)

+            {

+                k->xkb_sli->names = to->key->xkbInfo->desc->names->indicators;

+                k->xkb_sli->maps = to->key->xkbInfo->desc->indicators->maps;

+            }

+        }

+    }

+

+    /* We can't just copy over the focus class. When an app sets the focus,

+     * it'll do so on the master device. Copying the SDs focus means losing

+     * the focus.

+     * So we only copy the focus class if the device didn't have one,

+     * otherwise we leave it as it is.

+     */

+    if (from->focus)

+    {

+        if (!to->focus)

+        {

+            WindowPtr *oldTrace;

+

+            classes = to->unused_classes;

+            to->focus = classes->focus;

+            if (!to->focus)

+            {

+                to->focus = calloc(1, sizeof(FocusClassRec));

+                if (!to->focus)

+                    FatalError("[Xi] no memory for class shift.\n");

+            } else

+                classes->focus = NULL;

+

+            oldTrace = to->focus->trace;

+            memcpy(to->focus, from->focus, sizeof(FocusClassRec));

+            to->focus->trace = realloc(oldTrace,

+                                  to->focus->traceSize * sizeof(WindowPtr));

+            if (!to->focus->trace && to->focus->traceSize)

+                FatalError("[Xi] no memory for trace.\n");

+            memcpy(to->focus->trace, from->focus->trace,

+                    from->focus->traceSize * sizeof(WindowPtr));

+            to->focus->sourceid = from->id;

+        }

+    } else if (to->focus)

+    {

+        ClassesPtr classes;

+        classes = to->unused_classes;

+        classes->focus = to->focus;

+        to->focus      = NULL;

+    }

+

+}

+

+static void

+DeepCopyPointerClasses(DeviceIntPtr from, DeviceIntPtr to)

+{

+    ClassesPtr classes;

+

+    /* Feedback classes must be copied first */

+    if (from->ptrfeed)

+    {

+        PtrFeedbackPtr *p, it;

+        if (!to->ptrfeed)

+        {

+            classes = to->unused_classes;

+            to->ptrfeed = classes->ptrfeed;

+            classes->ptrfeed = NULL;

+        }

+

+        p = &to->ptrfeed;

+        for (it = from->ptrfeed; it; it = it->next)

+        {

+            if (!(*p))

+            {

+                *p = calloc(1, sizeof(PtrFeedbackClassRec));

+                if (!*p)

+                {

+                    ErrorF("[Xi] Cannot alloc memory for class copy.");

+                    return;

+                }

+            }

+            (*p)->CtrlProc = it->CtrlProc;

+            (*p)->ctrl     = it->ctrl;

+

+            p = &(*p)->next;

+        }

+    } else if (to->ptrfeed && !from->ptrfeed)

+    {

+        ClassesPtr classes;

+        classes = to->unused_classes;

+        classes->ptrfeed = to->ptrfeed;

+        to->ptrfeed      = NULL;

+    }

+

+    if (from->valuator)

+    {

+        ValuatorClassPtr v;

+        if (!to->valuator)

+        {

+            classes = to->unused_classes;

+            to->valuator = classes->valuator;

+            if (to->valuator)

+                classes->valuator = NULL;

+        }

+

+        to->valuator = realloc(to->valuator, sizeof(ValuatorClassRec) +

+                from->valuator->numAxes * sizeof(AxisInfo) +

+                from->valuator->numAxes * sizeof(double));

+        v = to->valuator;

+        if (!v)

+            FatalError("[Xi] no memory for class shift.\n");

+

+        v->numAxes = from->valuator->numAxes;

+        v->axes = (AxisInfoPtr)&v[1];

+        memcpy(v->axes, from->valuator->axes, v->numAxes * sizeof(AxisInfo));

+

+        v->axisVal = (double*)(v->axes + from->valuator->numAxes);

+        v->sourceid = from->id;

+    } else if (to->valuator && !from->valuator)

+    {

+        ClassesPtr classes;

+        classes = to->unused_classes;

+        classes->valuator = to->valuator;

+        to->valuator      = NULL;

+    }

+

+    if (from->button)

+    {

+        if (!to->button)

+        {

+            classes = to->unused_classes;

+            to->button = classes->button;

+            if (!to->button)

+            {

+                to->button = calloc(1, sizeof(ButtonClassRec));

+                if (!to->button)

+                    FatalError("[Xi] no memory for class shift.\n");

+            } else

+                classes->button = NULL;

+        }

+

+        if (from->button->xkb_acts)

+        {

+            if (!to->button->xkb_acts)

+            {

+                to->button->xkb_acts = calloc(1, sizeof(XkbAction));

+                if (!to->button->xkb_acts)

+                    FatalError("[Xi] not enough memory for xkb_acts.\n");

+            }

+            memcpy(to->button->xkb_acts, from->button->xkb_acts,

+                    sizeof(XkbAction));

+        } else

+            free(to->button->xkb_acts);

+

+         memcpy(to->button->labels, from->button->labels,

+                from->button->numButtons * sizeof(Atom));

+        to->button->sourceid = from->id;

+    } else if (to->button && !from->button)

+    {

+        ClassesPtr classes;

+        classes = to->unused_classes;

+        classes->button = to->button;

+        to->button      = NULL;

+    }

+

+    if (from->proximity)

+    {

+        if (!to->proximity)

+        {

+            classes = to->unused_classes;

+            to->proximity = classes->proximity;

+            if (!to->proximity)

+            {

+                to->proximity = calloc(1, sizeof(ProximityClassRec));

+                if (!to->proximity)

+                    FatalError("[Xi] no memory for class shift.\n");

+            } else

+                classes->proximity = NULL;

+        }

+        memcpy(to->proximity, from->proximity, sizeof(ProximityClassRec));

+        to->proximity->sourceid = from->id;

+    } else if (to->proximity)

+    {

+        ClassesPtr classes;

+        classes = to->unused_classes;

+        classes->proximity = to->proximity;

+        to->proximity      = NULL;

+    }

+

+    if (from->absolute)

+    {

+        if (!to->absolute)

+        {

+            classes = to->unused_classes;

+            to->absolute = classes->absolute;

+            if (!to->absolute)

+            {

+                to->absolute = calloc(1, sizeof(AbsoluteClassRec));

+                if (!to->absolute)

+                    FatalError("[Xi] no memory for class shift.\n");

+            } else

+                classes->absolute = NULL;

+        }

+        memcpy(to->absolute, from->absolute, sizeof(AbsoluteClassRec));

+        to->absolute->sourceid = from->id;

+    } else if (to->absolute)

+    {

+        ClassesPtr classes;

+        classes = to->unused_classes;

+        classes->absolute = to->absolute;

+        to->absolute      = NULL;

+    }

+}

+

+/**

+ * Copies the CONTENT of the classes of device from into the classes in device

+ * to. From and to are identical after finishing.

+ *

+ * If to does not have classes from currenly has, the classes are stored in

+ * to's devPrivates system. Later, we recover it again from there if needed.

+ * Saves a few memory allocations.

+ */

+void

+DeepCopyDeviceClasses(DeviceIntPtr from, DeviceIntPtr to, DeviceChangedEvent *dce)

+{

+    /* generic feedback classes, not tied to pointer and/or keyboard */

+    DeepCopyFeedbackClasses(from, to);

+

+    if ((dce->flags & DEVCHANGE_KEYBOARD_EVENT))

+        DeepCopyKeyboardClasses(from, to);

+    if ((dce->flags & DEVCHANGE_POINTER_EVENT))

+        DeepCopyPointerClasses(from, to);

+}

+

+

+/**

+ * Send an XI2 DeviceChangedEvent to all interested clients.

+ */

+void

+XISendDeviceChangedEvent(DeviceIntPtr device, DeviceIntPtr master, DeviceChangedEvent *dce)

+{

+    xXIDeviceChangedEvent *dcce;

+    int rc;

+

+    rc = EventToXI2((InternalEvent*)dce, (xEvent**)&dcce);

+    if (rc != Success)

+    {

+        ErrorF("[Xi] event conversion from DCE failed with code %d\n", rc);

+        return;

+    }

+

+    /* we don't actually swap if there's a NullClient, swapping is done

+     * later when event is delivered. */

+    SendEventToAllWindows(master, XI_DeviceChangedMask, (xEvent*)dcce, 1);

+    free(dcce);

+}

+

+static void

+ChangeMasterDeviceClasses(DeviceIntPtr device, DeviceChangedEvent *dce)

+{

+    DeviceIntPtr slave;

+    int rc;

+

+    /* For now, we don't have devices that change physically. */

+    if (!IsMaster(device))

+        return;

+

+    rc = dixLookupDevice(&slave, dce->sourceid, serverClient, DixReadAccess);

+

+    if (rc != Success)

+        return; /* Device has disappeared */

+

+    if (IsMaster(slave))

+        return;

+

+    if (IsFloating(slave))

+        return; /* set floating since the event */

+

+    if (GetMaster(slave, MASTER_ATTACHED)->id != dce->masterid)

+        return; /* not our slave anymore, don't care */

+

+    /* FIXME: we probably need to send a DCE for the new slave now */

+

+    device->public.devicePrivate = slave->public.devicePrivate;

+

+    /* FIXME: the classes may have changed since we generated the event. */

+    DeepCopyDeviceClasses(slave, device, dce);

+    XISendDeviceChangedEvent(slave, device, dce);

+}

+

+/**

+ * Update the device state according to the data in the event.

+ *

+ * return values are

+ *   DEFAULT ... process as normal

+ *   DONT_PROCESS ... return immediately from caller

+ */

+#define DEFAULT 0

+#define DONT_PROCESS 1

+int

+UpdateDeviceState(DeviceIntPtr device, DeviceEvent* event)

+{

+    int i;

+    int key = 0,

+        bit = 0,

+        last_valuator;

+

+    KeyClassPtr k       = NULL;

+    ButtonClassPtr b    = NULL;

+    ValuatorClassPtr v  = NULL;

+

+    /* This event is always the first we get, before the actual events with

+     * the data. However, the way how the DDX is set up, "device" will

+     * actually be the slave device that caused the event.

+     */

+    switch(event->type)

+    {

+        case ET_DeviceChanged:

+            ChangeMasterDeviceClasses(device, (DeviceChangedEvent*)event);

+            return DONT_PROCESS; /* event has been sent already */

+        case ET_Motion:

+        case ET_ButtonPress:

+        case ET_ButtonRelease:

+        case ET_KeyPress:

+        case ET_KeyRelease:

+        case ET_ProximityIn:

+        case ET_ProximityOut:

+            break;

+        default:

+            /* other events don't update the device */

+            return DEFAULT;

+    }

+

+    k = device->key;

+    v = device->valuator;

+    b = device->button;

+

+    key = event->detail.key;

+    bit = 1 << (key & 7);

+

+    /* Update device axis */

+    /* Check valuators first */

+    last_valuator = -1;

+    for (i = 0; i < MAX_VALUATORS; i++)

+    {

+        if (BitIsOn(&event->valuators.mask, i))

+        {

+            if (!v)

+            {

+                ErrorF("[Xi] Valuators reported for non-valuator device '%s'. "

+                        "Ignoring event.\n", device->name);

+                return DONT_PROCESS;

+            } else if (v->numAxes < i)

+            {

+                ErrorF("[Xi] Too many valuators reported for device '%s'. "

+                        "Ignoring event.\n", device->name);

+                return DONT_PROCESS;

+            }

+            last_valuator = i;

+        }

+    }

+

+    for (i = 0; i <= last_valuator && i < v->numAxes; i++)

+    {

+        if (BitIsOn(&event->valuators.mask, i))

+        {

+            /* XXX: Relative/Absolute mode */

+            v->axisVal[i] = event->valuators.data[i];

+            v->axisVal[i] += (event->valuators.data_frac[i] * 1.0f / (1 << 16) / (1 << 16));

+        }

+    }

+

+    if (event->type == ET_KeyPress) {

+        if (!k)

+            return DONT_PROCESS;

+

+	/* don't allow ddx to generate multiple downs, but repeats are okay */

+	if (key_is_down(device, key, KEY_PROCESSED) && !event->key_repeat)

+	    return DONT_PROCESS;

+

+	if (device->valuator)

+	    device->valuator->motionHintWindow = NullWindow;

+	set_key_down(device, key, KEY_PROCESSED);

+    } else if (event->type == ET_KeyRelease) {

+        if (!k)

+            return DONT_PROCESS;

+

+	if (!key_is_down(device, key, KEY_PROCESSED))	/* guard against duplicates */

+	    return DONT_PROCESS;

+	if (device->valuator)

+	    device->valuator->motionHintWindow = NullWindow;

+	set_key_up(device, key, KEY_PROCESSED);

+    } else if (event->type == ET_ButtonPress) {

+        Mask mask;

+        if (!b)

+            return DONT_PROCESS;

+

+        if (button_is_down(device, key, BUTTON_PROCESSED))

+            return DONT_PROCESS;

+

+        set_button_down(device, key, BUTTON_PROCESSED);

+	if (device->valuator)

+	    device->valuator->motionHintWindow = NullWindow;

+        if (!b->map[key])

+            return DONT_PROCESS;

+        b->buttonsDown++;

+	b->motionMask = DeviceButtonMotionMask;

+        if (b->map[key] <= 5)

+	    b->state |= (Button1Mask >> 1) << b->map[key];

+

+        /* Add state and motionMask to the filter for this event */

+        mask = DevicePointerMotionMask | b->state | b->motionMask;

+        SetMaskForEvent(device->id, mask, DeviceMotionNotify);

+        mask = PointerMotionMask | b->state | b->motionMask;

+        SetMaskForEvent(device->id, mask, MotionNotify);

+    } else if (event->type == ET_ButtonRelease) {

+        Mask mask;

+        if (!b)

+            return DONT_PROCESS;

+

+        if (!button_is_down(device, key, BUTTON_PROCESSED))

+            return DONT_PROCESS;

+        if (IsMaster(device)) {

+            DeviceIntPtr sd;

+

+            /*

+             * Leave the button down if any slave has the

+             * button still down. Note that this depends on the

+             * event being delivered through the slave first

+             */

+            for (sd = inputInfo.devices; sd; sd = sd->next) {

+                if (IsMaster(sd) || GetMaster(sd, MASTER_POINTER) != device)

+                    continue;

+                if (!sd->button)

+                    continue;

+                for (i = 1; i <= sd->button->numButtons; i++)

+                    if (sd->button->map[i] == key &&

+                        button_is_down(sd, i, BUTTON_PROCESSED))

+                        return DONT_PROCESS;

+            }

+        }

+        set_button_up(device, key, BUTTON_PROCESSED);

+	if (device->valuator)

+	    device->valuator->motionHintWindow = NullWindow;

+        if (!b->map[key])

+            return DONT_PROCESS;

+        if (b->buttonsDown >= 1 && !--b->buttonsDown)

+	    b->motionMask = 0;

+	if (b->map[key] <= 5)

+	    b->state &= ~((Button1Mask >> 1) << b->map[key]);

+

+        /* Add state and motionMask to the filter for this event */

+        mask = DevicePointerMotionMask | b->state | b->motionMask;

+        SetMaskForEvent(device->id, mask, DeviceMotionNotify);

+        mask = PointerMotionMask | b->state | b->motionMask;

+        SetMaskForEvent(device->id, mask, MotionNotify);

+    } else if (event->type == ET_ProximityIn)

+	device->proximity->in_proximity = TRUE;

+    else if (event->type == ET_ProximityOut)

+	device->proximity->in_proximity = FALSE;

+

+    return DEFAULT;

+}

+

+static void

+ProcessRawEvent(RawDeviceEvent *ev, DeviceIntPtr device)

+{

+    GrabPtr grab = device->deviceGrab.grab;

+

+    if (grab)

+        DeliverGrabbedEvent((InternalEvent*)ev, device, FALSE);

+    else { /* deliver to all root windows */

+        xEvent *xi;

+        int i;

+

+        i = EventToXI2((InternalEvent*)ev, (xEvent**)&xi);

+        if (i != Success)

+        {

+            ErrorF("[Xi] %s: XI2 conversion failed in ProcessRawEvent (%d)\n",

+                    device->name, i);

+            return;

+        }

+

+        for (i = 0; i < screenInfo.numScreens; i++)

+          if (screenInfo.screens[i] && screenInfo.screens[i]->root)

+            DeliverEventsToWindow(device, screenInfo.screens[i]->root, xi, 1,

+                                  GetEventFilter(device, xi), NULL);

+        free(xi);

+    }

+}

+

+/**

+ * Main device event processing function.

+ * Called from when processing the events from the event queue.

+ *

+ */

+void

+ProcessOtherEvent(InternalEvent *ev, DeviceIntPtr device)

+{

+    GrabPtr grab;

+    Bool deactivateDeviceGrab = FALSE;

+    int key = 0, rootX, rootY;

+    ButtonClassPtr b;

+    KeyClassPtr k;

+    ValuatorClassPtr v;

+    int ret = 0;

+    int state, i;

+    DeviceIntPtr mouse = NULL, kbd = NULL;

+    DeviceEvent *event = &ev->device_event;

+

+    CHECKEVENT(ev);

+

+    if (ev->any.type == ET_RawKeyPress ||

+        ev->any.type == ET_RawKeyRelease ||

+        ev->any.type == ET_RawButtonPress ||

+        ev->any.type == ET_RawButtonRelease ||

+        ev->any.type == ET_RawMotion)

+    {

+        ProcessRawEvent(&ev->raw_event, device);

+        return;

+    }

+

+    if (IsPointerDevice(device))

+    {

+        kbd = GetPairedDevice(device);

+        mouse = device;

+        if (kbd && !kbd->key) /* can happen with floating SDs */

+            kbd = NULL;

+    } else

+    {

+        mouse = GetPairedDevice(device);

+        kbd = device;

+        if (!mouse->valuator || !mouse->button) /* may be float. SDs */

+            mouse = NULL;

+    }

+

+    /* State needs to be assembled BEFORE the device is updated. */

+    state = (kbd && kbd->key) ? XkbStateFieldFromRec(&kbd->key->xkbInfo->state) : 0;

+    state |= (mouse && mouse->button) ? (mouse->button->state) : 0;

+

+    for (i = 0; mouse && mouse->button && i < mouse->button->numButtons; i++)

+        if (BitIsOn(mouse->button->down, i))

+            SetBit(event->buttons, i);

+

+    if (kbd && kbd->key)

+    {

+        XkbStatePtr state;

+        /* we need the state before the event happens */

+        if (event->type == ET_KeyPress || event->type == ET_KeyRelease)

+            state = &kbd->key->xkbInfo->prev_state;

+        else

+            state = &kbd->key->xkbInfo->state;

+

+        event->mods.base = state->base_mods;

+        event->mods.latched = state->latched_mods;

+        event->mods.locked = state->locked_mods;

+        event->mods.effective = state->mods;

+

+        event->group.base = state->base_group;

+        event->group.latched = state->latched_group;

+        event->group.locked = state->locked_group;

+        event->group.effective = state->group;

+    }

+

+    ret = UpdateDeviceState(device, event);

+    if (ret == DONT_PROCESS)

+        return;

+

+    v = device->valuator;

+    b = device->button;

+    k = device->key;

+

+    if (IsMaster(device) || IsFloating(device))

+        CheckMotion(event, device);

+

+    switch (event->type)

+    {

+        case ET_Motion:

+        case ET_ButtonPress:

+        case ET_ButtonRelease:

+        case ET_KeyPress:

+        case ET_KeyRelease:

+        case ET_ProximityIn:

+        case ET_ProximityOut:

+            if (!device->spriteInfo->sprite)

+              return;

+            GetSpritePosition(device, &rootX, &rootY);

+            event->root_x = rootX;

+            event->root_y = rootY;

+            NoticeEventTime((InternalEvent*)event);

+            event->corestate = state;

+            key = event->detail.key;

+            break;

+        default:

+            break;

+    }

+

+    if (DeviceEventCallback && !syncEvents.playingEvents) {

+	DeviceEventInfoRec eventinfo;

+	SpritePtr pSprite = device->spriteInfo->sprite;

+

+	/* see comment in EnqueueEvents regarding the next three lines */

+	if (ev->any.type == ET_Motion)

+	    ev->device_event.root = pSprite->hotPhys.pScreen->root->drawable.id;

+

+	eventinfo.device = device;

+	eventinfo.event = ev;

+	CallCallbacks(&DeviceEventCallback, (pointer) & eventinfo);

+    }

+

+    grab = device->deviceGrab.grab;

+

+    switch(event->type)

+    {

+        case ET_KeyPress:

+            if (!grab && CheckDeviceGrabs(device, event, 0))

+                return;

+            break;

+        case ET_KeyRelease:

+            if (grab && device->deviceGrab.fromPassiveGrab &&

+                (key == device->deviceGrab.activatingKey) &&

+                (device->deviceGrab.grab->type == KeyPress ||

+                 device->deviceGrab.grab->type == DeviceKeyPress ||

+                 device->deviceGrab.grab->type == XI_KeyPress))

+                deactivateDeviceGrab = TRUE;

+            break;

+        case ET_ButtonPress:

+            event->detail.button = b->map[key];

+            if (!event->detail.button) { /* there's no button 0 */

+                event->detail.button = key;

+                return;

+            }

+            if (!grab && CheckDeviceGrabs(device, event, 0))

+            {

+                /* if a passive grab was activated, the event has been sent

+                 * already */

+                return;

+            }

+            break;

+        case ET_ButtonRelease:

+            event->detail.button = b->map[key];

+            if (!event->detail.button) { /* there's no button 0 */

+                event->detail.button = key;

+                return;

+            }

+            if (grab && !b->buttonsDown &&

+                device->deviceGrab.fromPassiveGrab &&

+                (device->deviceGrab.grab->type == ButtonPress ||

+                 device->deviceGrab.grab->type == DeviceButtonPress ||

+                 device->deviceGrab.grab->type == XI_ButtonPress))

+                deactivateDeviceGrab = TRUE;

+        default:

+            break;

+    }

+

+

+    if (grab)

+        DeliverGrabbedEvent((InternalEvent*)event, device, deactivateDeviceGrab);

+    else if (device->focus && !IsPointerEvent((InternalEvent*)ev))

+        DeliverFocusedEvent(device, (InternalEvent*)event,

+                            GetSpriteWindow(device));

+    else

+        DeliverDeviceEvents(GetSpriteWindow(device), (InternalEvent*)event,

+                            NullGrab, NullWindow, device);

+

+    if (deactivateDeviceGrab == TRUE)

+	(*device->deviceGrab.DeactivateGrab) (device);

+    event->detail.key = key;

+}

+

+int

+InitProximityClassDeviceStruct(DeviceIntPtr dev)

+{

+    ProximityClassPtr proxc;

+

+    proxc = (ProximityClassPtr) malloc(sizeof(ProximityClassRec));

+    if (!proxc)

+	return FALSE;

+    proxc->sourceid = dev->id;

+    proxc->in_proximity = TRUE;

+    dev->proximity = proxc;

+    return TRUE;

+}

+

+/**

+ * Initialise the device's valuators. The memory must already be allocated,

+ * this function merely inits the matching axis (specified through axnum) to

+ * sane values.

+ *

+ * It is a condition that (minval < maxval).

+ *

+ * @see InitValuatorClassDeviceStruct

+ */

+void

+InitValuatorAxisStruct(DeviceIntPtr dev, int axnum, Atom label, int minval, int maxval,

+		       int resolution, int min_res, int max_res, int mode)

+{

+    AxisInfoPtr ax;

+

+    if (!dev || !dev->valuator || minval > maxval)

+        return;

+    if (axnum >= dev->valuator->numAxes)

+        return;

+

+    ax = dev->valuator->axes + axnum;

+

+    ax->min_value = minval;

+    ax->max_value = maxval;

+    ax->resolution = resolution;

+    ax->min_resolution = min_res;

+    ax->max_resolution = max_res;

+    ax->label = label;

+    ax->mode = mode;

+

+    if (mode & OutOfProximity)

+        dev->proximity->in_proximity = FALSE;

+}

+

+static void

+FixDeviceStateNotify(DeviceIntPtr dev, deviceStateNotify * ev, KeyClassPtr k,

+		     ButtonClassPtr b, ValuatorClassPtr v, int first)

+{

+    ev->type = DeviceStateNotify;

+    ev->deviceid = dev->id;

+    ev->time = currentTime.milliseconds;

+    ev->classes_reported = 0;

+    ev->num_keys = 0;

+    ev->num_buttons = 0;

+    ev->num_valuators = 0;

+

+    if (b) {

+	ev->classes_reported |= (1 << ButtonClass);

+	ev->num_buttons = b->numButtons;

+	memcpy((char*)ev->buttons, (char*)b->down, 4);

+    } else if (k) {

+	ev->classes_reported |= (1 << KeyClass);

+	ev->num_keys = k->xkbInfo->desc->max_key_code -

+                       k->xkbInfo->desc->min_key_code;

+	memmove((char *)&ev->keys[0], (char *)k->down, 4);

+    }

+    if (v) {

+	int nval = v->numAxes - first;

+

+	ev->classes_reported |= (1 << ValuatorClass);

+	ev->classes_reported |= valuator_get_mode(dev, 0) << ModeBitsShift;

+	ev->num_valuators = nval < 3 ? nval : 3;

+	switch (ev->num_valuators) {

+	case 3:

+	    ev->valuator2 = v->axisVal[first + 2];

+	case 2:

+	    ev->valuator1 = v->axisVal[first + 1];

+	case 1:

+	    ev->valuator0 = v->axisVal[first];

+	    break;

+	}

+    }

+}

+

+static void

+FixDeviceValuator(DeviceIntPtr dev, deviceValuator * ev, ValuatorClassPtr v,

+		  int first)

+{

+    int nval = v->numAxes - first;

+

+    ev->type = DeviceValuator;

+    ev->deviceid = dev->id;

+    ev->num_valuators = nval < 3 ? nval : 3;

+    ev->first_valuator = first;

+    switch (ev->num_valuators) {

+    case 3:

+	ev->valuator2 = v->axisVal[first + 2];

+    case 2:

+	ev->valuator1 = v->axisVal[first + 1];

+    case 1:

+	ev->valuator0 = v->axisVal[first];

+	break;

+    }

+    first += ev->num_valuators;

+}

+

+void

+DeviceFocusEvent(DeviceIntPtr dev, int type, int mode, int detail,

+		 WindowPtr pWin)

+{

+    deviceFocus event;

+    xXIFocusInEvent *xi2event;

+    DeviceIntPtr mouse;

+    int btlen, len, i;

+

+    mouse = IsFloating(dev) ? dev : GetMaster(dev, MASTER_POINTER);

+

+    /* XI 2 event */

+    btlen = (mouse->button) ? bits_to_bytes(mouse->button->numButtons) : 0;

+    btlen = bytes_to_int32(btlen);

+    len = sizeof(xXIFocusInEvent) + btlen * 4;

+

+    xi2event = calloc(1, len);

+    xi2event->type         = GenericEvent;

+    xi2event->extension    = IReqCode;

+    xi2event->evtype       = type;

+    xi2event->length       = bytes_to_int32(len - sizeof(xEvent));

+    xi2event->buttons_len  = btlen;

+    xi2event->detail       = detail;

+    xi2event->time         = currentTime.milliseconds;

+    xi2event->deviceid     = dev->id;

+    xi2event->sourceid     = dev->id; /* a device doesn't change focus by itself */

+    xi2event->mode         = mode;

+    xi2event->root_x       = FP1616(mouse->spriteInfo->sprite->hot.x, 0);

+    xi2event->root_y       = FP1616(mouse->spriteInfo->sprite->hot.y, 0);

+

+    for (i = 0; mouse && mouse->button && i < mouse->button->numButtons; i++)

+        if (BitIsOn(mouse->button->down, i))

+            SetBit(&xi2event[1], i);

+

+    if (dev->key)

+    {

+        xi2event->mods.base_mods = dev->key->xkbInfo->state.base_mods;

+        xi2event->mods.latched_mods = dev->key->xkbInfo->state.latched_mods;

+        xi2event->mods.locked_mods = dev->key->xkbInfo->state.locked_mods;

+        xi2event->mods.effective_mods = dev->key->xkbInfo->state.mods;

+

+        xi2event->group.base_group = dev->key->xkbInfo->state.base_group;

+        xi2event->group.latched_group = dev->key->xkbInfo->state.latched_group;

+        xi2event->group.locked_group = dev->key->xkbInfo->state.locked_group;

+        xi2event->group.effective_group = dev->key->xkbInfo->state.group;

+    }

+

+    FixUpEventFromWindow(dev->spriteInfo->sprite, (xEvent*)xi2event, pWin,

+                         None, FALSE);

+

+    DeliverEventsToWindow(dev, pWin, (xEvent*)xi2event, 1,

+                          GetEventFilter(dev, (xEvent*)xi2event), NullGrab);

+

+    free(xi2event);

+

+    /* XI 1.x event */

+    event.deviceid = dev->id;

+    event.mode = mode;

+    event.type = (type == XI_FocusIn) ? DeviceFocusIn : DeviceFocusOut;

+    event.detail = detail;

+    event.window = pWin->drawable.id;

+    event.time = currentTime.milliseconds;

+

+    DeliverEventsToWindow(dev, pWin, (xEvent *) & event, 1,

+				DeviceFocusChangeMask, NullGrab);

+

+    if ((event.type == DeviceFocusIn) &&

+	(wOtherInputMasks(pWin)) &&

+	(wOtherInputMasks(pWin)->inputEvents[dev->id] & DeviceStateNotifyMask))

+    {

+	int evcount = 1;

+	deviceStateNotify *ev, *sev;

+	deviceKeyStateNotify *kev;

+	deviceButtonStateNotify *bev;

+

+	KeyClassPtr k;

+	ButtonClassPtr b;

+	ValuatorClassPtr v;

+	int nval = 0, nkeys = 0, nbuttons = 0, first = 0;

+

+	if ((b = dev->button) != NULL) {

+	    nbuttons = b->numButtons;

+	    if (nbuttons > 32)

+		evcount++;

+	}

+	if ((k = dev->key) != NULL) {

+	    nkeys = k->xkbInfo->desc->max_key_code -

+                    k->xkbInfo->desc->min_key_code;

+	    if (nkeys > 32)

+		evcount++;

+	    if (nbuttons > 0) {

+		evcount++;

+	    }

+	}

+	if ((v = dev->valuator) != NULL) {

+	    nval = v->numAxes;

+

+	    if (nval > 3)

+		evcount++;

+	    if (nval > 6) {

+		if (!(k && b))

+		    evcount++;

+		if (nval > 9)

+		    evcount += ((nval - 7) / 3);

+	    }

+	}

+

+	sev = ev = (deviceStateNotify *) malloc(evcount * sizeof(xEvent));

+	FixDeviceStateNotify(dev, ev, NULL, NULL, NULL, first);

+

+	if (b != NULL) {

+	    FixDeviceStateNotify(dev, ev++, NULL, b, v, first);

+	    first += 3;

+	    nval -= 3;

+	    if (nbuttons > 32) {

+		(ev - 1)->deviceid |= MORE_EVENTS;

+		bev = (deviceButtonStateNotify *) ev++;

+		bev->type = DeviceButtonStateNotify;

+		bev->deviceid = dev->id;

+		memcpy((char*)&bev->buttons[4], (char*)&b->down[4], DOWN_LENGTH - 4);

+	    }

+	    if (nval > 0) {

+		(ev - 1)->deviceid |= MORE_EVENTS;

+		FixDeviceValuator(dev, (deviceValuator *) ev++, v, first);

+		first += 3;

+		nval -= 3;

+	    }

+	}

+

+	if (k != NULL) {

+	    FixDeviceStateNotify(dev, ev++, k, NULL, v, first);

+	    first += 3;

+	    nval -= 3;

+	    if (nkeys > 32) {

+		(ev - 1)->deviceid |= MORE_EVENTS;

+		kev = (deviceKeyStateNotify *) ev++;

+		kev->type = DeviceKeyStateNotify;

+		kev->deviceid = dev->id;

+		memmove((char *)&kev->keys[0], (char *)&k->down[4], 28);

+	    }

+	    if (nval > 0) {

+		(ev - 1)->deviceid |= MORE_EVENTS;

+		FixDeviceValuator(dev, (deviceValuator *) ev++, v, first);

+		first += 3;

+		nval -= 3;

+	    }

+	}

+

+	while (nval > 0) {

+	    FixDeviceStateNotify(dev, ev++, NULL, NULL, v, first);

+	    first += 3;

+	    nval -= 3;

+	    if (nval > 0) {

+		(ev - 1)->deviceid |= MORE_EVENTS;

+		FixDeviceValuator(dev, (deviceValuator *) ev++, v, first);

+		first += 3;

+		nval -= 3;

+	    }

+	}

+

+	DeliverEventsToWindow(dev, pWin, (xEvent *) sev, evcount,

+				    DeviceStateNotifyMask, NullGrab);

+	free(sev);

+    }

+}

+

+int

+CheckGrabValues(ClientPtr client, GrabParameters* param)

+{

+    if (param->grabtype != GRABTYPE_CORE &&

+        param->grabtype != GRABTYPE_XI &&

+        param->grabtype != GRABTYPE_XI2)

+    {

+        ErrorF("[Xi] grabtype is invalid. This is a bug.\n");

+        return BadImplementation;

+    }

+

+    if ((param->this_device_mode != GrabModeSync) &&

+	(param->this_device_mode != GrabModeAsync)) {

+	client->errorValue = param->this_device_mode;

+	return BadValue;

+    }

+    if ((param->other_devices_mode != GrabModeSync) &&

+	(param->other_devices_mode != GrabModeAsync)) {

+	client->errorValue = param->other_devices_mode;

+	return BadValue;

+    }

+

+    if (param->grabtype != GRABTYPE_XI2 && (param->modifiers != AnyModifier) &&

+        (param->modifiers & ~AllModifiersMask)) {

+	client->errorValue = param->modifiers;

+	return BadValue;

+    }

+

+    if ((param->ownerEvents != xFalse) && (param->ownerEvents != xTrue)) {

+	client->errorValue = param->ownerEvents;

+	return BadValue;

+    }

+    return Success;

+}

+

+int

+GrabButton(ClientPtr client, DeviceIntPtr dev, DeviceIntPtr modifier_device,

+           int button, GrabParameters *param, GrabType grabtype,

+	   GrabMask *mask)

+{

+    WindowPtr pWin, confineTo;

+    CursorPtr cursor;

+    GrabPtr grab;

+    int rc, type = -1;

+    Mask access_mode = DixGrabAccess;

+

+    rc = CheckGrabValues(client, param);

+    if (rc != Success)

+	return rc;

+    if (param->confineTo == None)

+	confineTo = NullWindow;

+    else {

+	rc = dixLookupWindow(&confineTo, param->confineTo, client, DixSetAttrAccess);

+	if (rc != Success)

+	    return rc;

+    }

+    if (param->cursor == None)

+	cursor = NullCursor;

+    else {

+	rc = dixLookupResourceByType((pointer *)&cursor, param->cursor,

+				     RT_CURSOR, client, DixUseAccess);

+	if (rc != Success)

+	{

+	    client->errorValue = param->cursor;

+	    return rc;

+	}

+	access_mode |= DixForceAccess;

+    }

+    if (param->this_device_mode == GrabModeSync || param->other_devices_mode == GrabModeSync)

+	access_mode |= DixFreezeAccess;

+    rc = XaceHook(XACE_DEVICE_ACCESS, client, dev, access_mode);

+    if (rc != Success)

+	return rc;

+    rc = dixLookupWindow(&pWin, param->grabWindow, client, DixSetAttrAccess);

+    if (rc != Success)

+	return rc;

+

+    if (grabtype == GRABTYPE_XI)

+        type = DeviceButtonPress;

+    else if (grabtype == GRABTYPE_XI2)

+        type = XI_ButtonPress;

+

+    grab = CreateGrab(client->index, dev, modifier_device, pWin, grabtype,

+                      mask, param, type, button, confineTo, cursor);

+    if (!grab)

+	return BadAlloc;

+    return AddPassiveGrabToList(client, grab);

+}

+

+/**

+ * Grab the given key. If grabtype is GRABTYPE_XI, the key is a keycode. If

+ * grabtype is GRABTYPE_XI2, the key is a keysym.

+ */

+int

+GrabKey(ClientPtr client, DeviceIntPtr dev, DeviceIntPtr modifier_device,

+        int key, GrabParameters *param, GrabType grabtype, GrabMask *mask)

+{

+    WindowPtr pWin;

+    GrabPtr grab;

+    KeyClassPtr k = dev->key;

+    Mask access_mode = DixGrabAccess;

+    int rc, type = -1;

+

+    rc = CheckGrabValues(client, param);

+    if (rc != Success)

+        return rc;

+    if (k == NULL)

+	return BadMatch;

+    if (grabtype == GRABTYPE_XI)

+    {

+        if ((key > k->xkbInfo->desc->max_key_code ||

+                    key < k->xkbInfo->desc->min_key_code)

+                && (key != AnyKey)) {

+            client->errorValue = key;

+            return BadValue;

+        }

+        type = DeviceKeyPress;

+    } else if (grabtype == GRABTYPE_XI2)

+        type = XI_KeyPress;

+

+    rc = dixLookupWindow(&pWin, param->grabWindow, client, DixSetAttrAccess);

+    if (rc != Success)

+	return rc;

+    if (param->this_device_mode == GrabModeSync || param->other_devices_mode == GrabModeSync)

+	access_mode |= DixFreezeAccess;

+    rc = XaceHook(XACE_DEVICE_ACCESS, client, dev, access_mode);

+    if (rc != Success)

+	return rc;

+

+    grab = CreateGrab(client->index, dev, modifier_device, pWin, grabtype,

+                      mask, param, type, key, NULL, NULL);

+    if (!grab)

+	return BadAlloc;

+    return AddPassiveGrabToList(client, grab);

+}

+

+/* Enter/FocusIn grab */

+int

+GrabWindow(ClientPtr client, DeviceIntPtr dev, int type,

+           GrabParameters *param, GrabMask *mask)

+{

+    WindowPtr pWin;

+    CursorPtr cursor;

+    GrabPtr grab;

+    Mask access_mode = DixGrabAccess;

+    int rc;

+

+    rc = CheckGrabValues(client, param);

+    if (rc != Success)

+        return rc;

+

+    rc = dixLookupWindow(&pWin, param->grabWindow, client, DixSetAttrAccess);

+    if (rc != Success)

+	return rc;

+    if (param->cursor == None)

+	cursor = NullCursor;

+    else {

+	rc = dixLookupResourceByType((pointer *)&cursor, param->cursor,

+				     RT_CURSOR, client, DixUseAccess);

+	if (rc != Success)

+	{

+	    client->errorValue = param->cursor;

+	    return rc;

+	}

+	access_mode |= DixForceAccess;

+    }

+    if (param->this_device_mode == GrabModeSync || param->other_devices_mode == GrabModeSync)

+	access_mode |= DixFreezeAccess;

+    rc = XaceHook(XACE_DEVICE_ACCESS, client, dev, access_mode);

+    if (rc != Success)

+	return rc;

+

+    grab = CreateGrab(client->index, dev, dev, pWin, GRABTYPE_XI2,

+                      mask, param, (type == XIGrabtypeEnter) ? XI_Enter : XI_FocusIn,

+                      0, NULL, cursor);

+

+    if (!grab)

+        return BadAlloc;

+

+    return AddPassiveGrabToList(client, grab);

+}

+

+int

+SelectForWindow(DeviceIntPtr dev, WindowPtr pWin, ClientPtr client,

+		Mask mask, Mask exclusivemasks)

+{

+    int mskidx = dev->id;

+    int i, ret;

+    Mask check;

+    InputClientsPtr others;

+

+    check = (mask & exclusivemasks);

+    if (wOtherInputMasks(pWin)) {

+	if (check & wOtherInputMasks(pWin)->inputEvents[mskidx]) {	/* It is illegal for two different

+									 * clients to select on any of the

+									 * events for maskcheck. However,

+									 * it is OK, for some client to

+									 * continue selecting on one of those

+									 * events.  */

+	    for (others = wOtherInputMasks(pWin)->inputClients; others;

+		 others = others->next) {

+		if (!SameClient(others, client) && (check &

+						    others->mask[mskidx]))

+		    return BadAccess;

+	    }

+	}

+	for (others = wOtherInputMasks(pWin)->inputClients; others;

+	     others = others->next) {

+	    if (SameClient(others, client)) {

+		check = others->mask[mskidx];

+		others->mask[mskidx] = mask;

+		if (mask == 0) {

+		    for (i = 0; i < EMASKSIZE; i++)

+			if (i != mskidx && others->mask[i] != 0)

+			    break;

+		    if (i == EMASKSIZE) {

+			RecalculateDeviceDeliverableEvents(pWin);

+			if (ShouldFreeInputMasks(pWin, FALSE))

+			    FreeResource(others->resource, RT_NONE);

+			return Success;

+		    }

+		}

+		goto maskSet;

+	    }

+	}

+    }

+    check = 0;

+    if ((ret = AddExtensionClient(pWin, client, mask, mskidx)) != Success)

+	return ret;

+  maskSet:

+    if (dev->valuator)

+	if ((dev->valuator->motionHintWindow == pWin) &&

+	    (mask & DevicePointerMotionHintMask) &&

+	    !(check & DevicePointerMotionHintMask) && !dev->deviceGrab.grab)

+	    dev->valuator->motionHintWindow = NullWindow;

+    RecalculateDeviceDeliverableEvents(pWin);

+    return Success;

+}

+

+int

+AddExtensionClient(WindowPtr pWin, ClientPtr client, Mask mask, int mskidx)

+{

+    InputClientsPtr others;

+

+    if (!pWin->optional && !MakeWindowOptional(pWin))

+	return BadAlloc;

+    others = calloc(1, sizeof(InputClients));

+    if (!others)

+	return BadAlloc;

+    if (!pWin->optional->inputMasks && !MakeInputMasks(pWin))

+	return BadAlloc;

+    others->mask[mskidx] = mask;

+    others->resource = FakeClientID(client->index);

+    others->next = pWin->optional->inputMasks->inputClients;

+    pWin->optional->inputMasks->inputClients = others;

+    if (!AddResource(others->resource, RT_INPUTCLIENT, (pointer) pWin))

+	return BadAlloc;

+    return Success;

+}

+

+static Bool

+MakeInputMasks(WindowPtr pWin)

+{

+    struct _OtherInputMasks *imasks;

+

+    imasks = calloc(1, sizeof(struct _OtherInputMasks));

+    if (!imasks)

+	return FALSE;

+    pWin->optional->inputMasks = imasks;

+    return TRUE;

+}

+

+void

+RecalculateDeviceDeliverableEvents(WindowPtr pWin)

+{

+    InputClientsPtr others;

+    struct _OtherInputMasks *inputMasks;	/* default: NULL */

+    WindowPtr pChild, tmp;

+    int i, j;

+

+    pChild = pWin;

+    while (1) {

+	if ((inputMasks = wOtherInputMasks(pChild)) != 0) {

+            for (i = 0; i < EMASKSIZE; i++)

+                memset(inputMasks->xi2mask[i], 0, sizeof(inputMasks->xi2mask[i]));

+	    for (others = inputMasks->inputClients; others;

+		 others = others->next) {

+		for (i = 0; i < EMASKSIZE; i++)

+		    inputMasks->inputEvents[i] |= others->mask[i];

+                for (i = 0; i < EMASKSIZE; i++)

+                    for (j = 0; j < XI2MASKSIZE; j++)

+                        inputMasks->xi2mask[i][j] |= others->xi2mask[i][j];

+	    }

+	    for (i = 0; i < EMASKSIZE; i++)

+		inputMasks->deliverableEvents[i] = inputMasks->inputEvents[i];

+	    for (tmp = pChild->parent; tmp; tmp = tmp->parent)

+		if (wOtherInputMasks(tmp))

+		    for (i = 0; i < EMASKSIZE; i++)

+			inputMasks->deliverableEvents[i] |=

+			    (wOtherInputMasks(tmp)->deliverableEvents[i]

+			     & ~inputMasks->

+			     dontPropagateMask[i] & PropagateMask[i]);

+	}

+	if (pChild->firstChild) {

+	    pChild = pChild->firstChild;

+	    continue;

+	}

+	while (!pChild->nextSib && (pChild != pWin))

+	    pChild = pChild->parent;

+	if (pChild == pWin)

+	    break;

+	pChild = pChild->nextSib;

+    }

+}

+

+#ifdef _MSC_VER

+#pragma warning(disable:4715) /* Not all control paths return a value */

+#endif

+

+int

+InputClientGone(WindowPtr pWin, XID id)

+{

+    InputClientsPtr other, prev;

+

+    if (!wOtherInputMasks(pWin))

+	return Success;

+    prev = 0;

+    for (other = wOtherInputMasks(pWin)->inputClients; other;

+	 other = other->next) {

+	if (other->resource == id) {

+	    if (prev) {

+		prev->next = other->next;

+		free(other);

+	    } else if (!(other->next)) {

+		if (ShouldFreeInputMasks(pWin, TRUE)) {

+		    wOtherInputMasks(pWin)->inputClients = other->next;

+		    free(wOtherInputMasks(pWin));

+		    pWin->optional->inputMasks = (OtherInputMasks *) NULL;

+		    CheckWindowOptionalNeed(pWin);

+		    free(other);

+		} else {

+		    other->resource = FakeClientID(0);

+		    if (!AddResource(other->resource, RT_INPUTCLIENT,

+				     (pointer) pWin))

+			return BadAlloc;

+		}

+	    } else {

+		wOtherInputMasks(pWin)->inputClients = other->next;

+		free(other);

+	    }

+	    RecalculateDeviceDeliverableEvents(pWin);

+	    return Success;

+	}

+	prev = other;

+    }

+    FatalError("client not on device event list");

+}

+

+int

+SendEvent(ClientPtr client, DeviceIntPtr d, Window dest, Bool propagate,

+	  xEvent * ev, Mask mask, int count)

+{

+    WindowPtr pWin;

+    WindowPtr effectiveFocus = NullWindow;	/* only set if dest==InputFocus */

+    WindowPtr spriteWin = GetSpriteWindow(d);

+

+    if (dest == PointerWindow)

+	pWin = spriteWin;

+    else if (dest == InputFocus) {

+	WindowPtr inputFocus;

+

+	if (!d->focus)

+	    inputFocus = spriteWin;

+	else

+	    inputFocus = d->focus->win;

+

+	if (inputFocus == FollowKeyboardWin)

+	    inputFocus = inputInfo.keyboard->focus->win;

+

+	if (inputFocus == NoneWin)

+	    return Success;

+

+	/* If the input focus is PointerRootWin, send the event to where

+	 * the pointer is if possible, then perhaps propogate up to root. */

+	if (inputFocus == PointerRootWin)

+	    inputFocus = GetCurrentRootWindow(d);

+

+	if (IsParent(inputFocus, spriteWin)) {

+	    effectiveFocus = inputFocus;

+	    pWin = spriteWin;

+	} else

+	    effectiveFocus = pWin = inputFocus;

+    } else

+	dixLookupWindow(&pWin, dest, client, DixSendAccess);

+    if (!pWin)

+	return BadWindow;

+    if ((propagate != xFalse) && (propagate != xTrue)) {

+	client->errorValue = propagate;

+	return BadValue;

+    }

+    ev->u.u.type |= 0x80;

+    if (propagate) {

+	for (; pWin; pWin = pWin->parent) {

+	    if (DeliverEventsToWindow(d, pWin, ev, count, mask, NullGrab))

+		return Success;

+	    if (pWin == effectiveFocus)

+		return Success;

+	    if (wOtherInputMasks(pWin))

+		mask &= ~wOtherInputMasks(pWin)->dontPropagateMask[d->id];

+	    if (!mask)

+		break;

+	}

+    } else if (!XaceHook(XACE_SEND_ACCESS, client, NULL, pWin, ev, count))

+	DeliverEventsToWindow(d, pWin, ev, count, mask, NullGrab);

+    return Success;

+}

+

+int

+SetButtonMapping(ClientPtr client, DeviceIntPtr dev, int nElts, BYTE * map)

+{

+    int i;

+    ButtonClassPtr b = dev->button;

+

+    if (b == NULL)

+	return BadMatch;

+

+    if (nElts != b->numButtons) {

+	client->errorValue = nElts;

+	return BadValue;

+    }

+    if (BadDeviceMap(&map[0], nElts, 1, 255, &client->errorValue))

+	return BadValue;

+    for (i = 0; i < nElts; i++)

+	if ((b->map[i + 1] != map[i]) && BitIsOn(b->down, i + 1))

+	    return MappingBusy;

+    for (i = 0; i < nElts; i++)

+	b->map[i + 1] = map[i];

+    return Success;

+}

+

+int

+ChangeKeyMapping(ClientPtr client,

+		 DeviceIntPtr dev,

+		 unsigned len,

+		 int type,

+		 KeyCode firstKeyCode,

+		 CARD8 keyCodes, CARD8 keySymsPerKeyCode, KeySym * map)

+{

+    KeySymsRec keysyms;

+    KeyClassPtr k = dev->key;

+

+    if (k == NULL)

+	return BadMatch;

+

+    if (len != (keyCodes * keySymsPerKeyCode))

+	return BadLength;

+

+    if ((firstKeyCode < k->xkbInfo->desc->min_key_code) ||

+	(firstKeyCode + keyCodes - 1 > k->xkbInfo->desc->max_key_code)) {

+	client->errorValue = firstKeyCode;

+	return BadValue;

+    }

+    if (keySymsPerKeyCode == 0) {

+	client->errorValue = 0;

+	return BadValue;

+    }

+    keysyms.minKeyCode = firstKeyCode;

+    keysyms.maxKeyCode = firstKeyCode + keyCodes - 1;

+    keysyms.mapWidth = keySymsPerKeyCode;

+    keysyms.map = map;

+

+    XkbApplyMappingChange(dev, &keysyms, firstKeyCode, keyCodes, NULL,

+                          serverClient);

+

+    return Success;

+}

+

+static void

+DeleteDeviceFromAnyExtEvents(WindowPtr pWin, DeviceIntPtr dev)

+{

+    WindowPtr parent;

+

+    /* Deactivate any grabs performed on this window, before making

+     * any input focus changes.

+     * Deactivating a device grab should cause focus events. */

+

+    if (dev->deviceGrab.grab && (dev->deviceGrab.grab->window == pWin))

+	(*dev->deviceGrab.DeactivateGrab) (dev);

+

+    /* If the focus window is a root window (ie. has no parent)

+     * then don't delete the focus from it. */

+

+    if (dev->focus && (pWin == dev->focus->win) && (pWin->parent != NullWindow)) {

+	int focusEventMode = NotifyNormal;

+

+	/* If a grab is in progress, then alter the mode of focus events. */

+

+	if (dev->deviceGrab.grab)

+	    focusEventMode = NotifyWhileGrabbed;

+

+	switch (dev->focus->revert) {

+	case RevertToNone:

+	    if (!ActivateFocusInGrab(dev, pWin, NoneWin))

+		DoFocusEvents(dev, pWin, NoneWin, focusEventMode);

+	    dev->focus->win = NoneWin;

+	    dev->focus->traceGood = 0;

+	    break;

+	case RevertToParent:

+	    parent = pWin;

+	    do {

+		parent = parent->parent;

+		dev->focus->traceGood--;

+	    }

+	    while (!parent->realized);

+	    if (!ActivateFocusInGrab(dev, pWin, parent))

+		DoFocusEvents(dev, pWin, parent, focusEventMode);

+	    dev->focus->win = parent;

+	    dev->focus->revert = RevertToNone;

+	    break;

+	case RevertToPointerRoot:

+	    if (!ActivateFocusInGrab(dev, pWin, PointerRootWin))

+		DoFocusEvents(dev, pWin, PointerRootWin, focusEventMode);

+	    dev->focus->win = PointerRootWin;

+	    dev->focus->traceGood = 0;

+	    break;

+	case RevertToFollowKeyboard:

+            {

+                DeviceIntPtr kbd = GetMaster(dev, MASTER_KEYBOARD);

+                if (!kbd || (kbd == dev && kbd != inputInfo.keyboard))

+                    kbd = inputInfo.keyboard;

+	    if (kbd->focus->win) {

+		if (!ActivateFocusInGrab(dev, pWin, kbd->focus->win))

+		    DoFocusEvents(dev, pWin, kbd->focus->win, focusEventMode);

+		dev->focus->win = FollowKeyboardWin;

+		dev->focus->traceGood = 0;

+	    } else {

+                if (!ActivateFocusInGrab(dev, pWin, NoneWin))

+                    DoFocusEvents(dev, pWin, NoneWin, focusEventMode);

+		dev->focus->win = NoneWin;

+		dev->focus->traceGood = 0;

+	    }

+            }

+	    break;

+	}

+    }

+

+    if (dev->valuator)

+	if (dev->valuator->motionHintWindow == pWin)

+	    dev->valuator->motionHintWindow = NullWindow;

+}

+

+void

+DeleteWindowFromAnyExtEvents(WindowPtr pWin, Bool freeResources)

+{

+    int i;

+    DeviceIntPtr dev;

+    InputClientsPtr ic;

+    struct _OtherInputMasks *inputMasks;

+

+    for (dev = inputInfo.devices; dev; dev = dev->next) {

+	DeleteDeviceFromAnyExtEvents(pWin, dev);

+    }

+

+    for (dev = inputInfo.off_devices; dev; dev = dev->next)

+	DeleteDeviceFromAnyExtEvents(pWin, dev);

+

+    if (freeResources)

+	while ((inputMasks = wOtherInputMasks(pWin)) != 0) {

+	    ic = inputMasks->inputClients;

+	    for (i = 0; i < EMASKSIZE; i++)

+		inputMasks->dontPropagateMask[i] = 0;

+	    FreeResource(ic->resource, RT_NONE);

+	}

+}

+

+int

+MaybeSendDeviceMotionNotifyHint(deviceKeyButtonPointer * pEvents, Mask mask)

+{

+    DeviceIntPtr dev;

+

+    dixLookupDevice(&dev, pEvents->deviceid & DEVICE_BITS, serverClient,

+		    DixReadAccess);

+    if (!dev)

+        return 0;

+

+    if (pEvents->type == DeviceMotionNotify) {

+	if (mask & DevicePointerMotionHintMask) {

+	    if (WID(dev->valuator->motionHintWindow) == pEvents->event) {

+		return 1;	/* don't send, but pretend we did */

+	    }

+	    pEvents->detail = NotifyHint;

+	} else {

+	    pEvents->detail = NotifyNormal;

+	}

+    }

+    return 0;

+}

+

+void

+CheckDeviceGrabAndHintWindow(WindowPtr pWin, int type,

+			     deviceKeyButtonPointer * xE, GrabPtr grab,

+			     ClientPtr client, Mask deliveryMask)

+{

+    DeviceIntPtr dev;

+

+    dixLookupDevice(&dev, xE->deviceid & DEVICE_BITS, serverClient,

+		    DixGrabAccess);

+    if (!dev)

+        return;

+

+    if (type == DeviceMotionNotify)

+	dev->valuator->motionHintWindow = pWin;

+    else if ((type == DeviceButtonPress) && (!grab) &&

+	     (deliveryMask & DeviceButtonGrabMask)) {

+	GrabRec tempGrab;

+

+	tempGrab.device = dev;

+	tempGrab.resource = client->clientAsMask;

+	tempGrab.window = pWin;

+	tempGrab.ownerEvents =

+	    (deliveryMask & DeviceOwnerGrabButtonMask) ? TRUE : FALSE;

+	tempGrab.eventMask = deliveryMask;

+	tempGrab.keyboardMode = GrabModeAsync;

+	tempGrab.pointerMode = GrabModeAsync;

+	tempGrab.confineTo = NullWindow;

+	tempGrab.cursor = NullCursor;

+        tempGrab.next = NULL;

+	(*dev->deviceGrab.ActivateGrab) (dev, &tempGrab, currentTime, TRUE);

+    }

+}

+

+static Mask

+DeviceEventMaskForClient(DeviceIntPtr dev, WindowPtr pWin, ClientPtr client)

+{

+    InputClientsPtr other;

+

+    if (!wOtherInputMasks(pWin))

+	return 0;

+    for (other = wOtherInputMasks(pWin)->inputClients; other;

+	 other = other->next) {

+	if (SameClient(other, client))

+	    return other->mask[dev->id];

+    }

+    return 0;

+}

+

+void

+MaybeStopDeviceHint(DeviceIntPtr dev, ClientPtr client)

+{

+    WindowPtr pWin;

+    GrabPtr grab = dev->deviceGrab.grab;

+

+    pWin = dev->valuator->motionHintWindow;

+

+    if ((grab && SameClient(grab, client) &&

+	 ((grab->eventMask & DevicePointerMotionHintMask) ||

+	  (grab->ownerEvents &&

+	   (DeviceEventMaskForClient(dev, pWin, client) &

+	    DevicePointerMotionHintMask)))) ||

+	(!grab &&

+	 (DeviceEventMaskForClient(dev, pWin, client) &

+	  DevicePointerMotionHintMask)))

+	dev->valuator->motionHintWindow = NullWindow;

+}

+

+int

+DeviceEventSuppressForWindow(WindowPtr pWin, ClientPtr client, Mask mask,

+			     int maskndx)

+{

+    struct _OtherInputMasks *inputMasks = wOtherInputMasks(pWin);

+

+    if (mask & ~PropagateMask[maskndx]) {

+	client->errorValue = mask;

+	return BadValue;

+    }

+

+    if (mask == 0) {

+	if (inputMasks)

+	    inputMasks->dontPropagateMask[maskndx] = mask;

+    } else {

+	if (!inputMasks)

+	    AddExtensionClient(pWin, client, 0, 0);

+	inputMasks = wOtherInputMasks(pWin);

+	inputMasks->dontPropagateMask[maskndx] = mask;

+    }

+    RecalculateDeviceDeliverableEvents(pWin);

+    if (ShouldFreeInputMasks(pWin, FALSE))

+	FreeResource(inputMasks->inputClients->resource, RT_NONE);

+    return Success;

+}

+

+Bool

+ShouldFreeInputMasks(WindowPtr pWin, Bool ignoreSelectedEvents)

+{

+    int i;

+    Mask allInputEventMasks = 0;

+    struct _OtherInputMasks *inputMasks = wOtherInputMasks(pWin);

+

+    for (i = 0; i < EMASKSIZE; i++)

+	allInputEventMasks |= inputMasks->dontPropagateMask[i];

+    if (!ignoreSelectedEvents)

+	for (i = 0; i < EMASKSIZE; i++)

+	    allInputEventMasks |= inputMasks->inputEvents[i];

+    if (allInputEventMasks == 0)

+	return TRUE;

+    else

+	return FALSE;

+}

+

+/***********************************************************************

+ *

+ * Walk through the window tree, finding all clients that want to know

+ * about the Event.

+ *

+ */

+

+static void

+FindInterestedChildren(DeviceIntPtr dev, WindowPtr p1, Mask mask,

+                       xEvent * ev, int count)

+{

+    WindowPtr p2;

+

+    while (p1) {

+        p2 = p1->firstChild;

+        DeliverEventsToWindow(dev, p1, ev, count, mask, NullGrab);

+        FindInterestedChildren(dev, p2, mask, ev, count);

+        p1 = p1->nextSib;

+    }

+}

+

+/***********************************************************************

+ *

+ * Send an event to interested clients in all windows on all screens.

+ *

+ */

+

+void

+SendEventToAllWindows(DeviceIntPtr dev, Mask mask, xEvent * ev, int count)

+{

+    int i;

+    WindowPtr pWin, p1;

+

+    for (i = 0; i < screenInfo.numScreens; i++) {

+        pWin = screenInfo.screens[i]->root;

+        if (!pWin)

+            continue;

+        DeliverEventsToWindow(dev, pWin, ev, count, mask, NullGrab);

+        p1 = pWin->firstChild;

+        FindInterestedChildren(dev, p1, mask, ev, count);

+    }

+}

+

+/**

+ * Set the XI2 mask for the given client on the given window.

+ * @param dev The device to set the mask for.

+ * @param win The window to set the mask on.

+ * @param client The client setting the mask.

+ * @param len Number of bytes in mask.

+ * @param mask Event mask in the form of (1 << eventtype)

+ */

+int

+XISetEventMask(DeviceIntPtr dev, WindowPtr win, ClientPtr client,

+               unsigned int len, unsigned char* mask)

+{

+    OtherInputMasks *masks;

+    InputClientsPtr others = NULL;

+

+    masks = wOtherInputMasks(win);

+    if (masks)

+    {

+	for (others = wOtherInputMasks(win)->inputClients; others;

+	     others = others->next) {

+	    if (SameClient(others, client)) {

+                memset(others->xi2mask[dev->id], 0,

+                       sizeof(others->xi2mask[dev->id]));

+                break;

+            }

+        }

+    }

+

+    len = min(len, sizeof(others->xi2mask[dev->id]));

+

+    if (len && !others)

+    {

+        if (AddExtensionClient(win, client, 0, 0) != Success)

+            return BadAlloc;

+        others= wOtherInputMasks(win)->inputClients;

+    }

+

+    if (others)

+        memset(others->xi2mask[dev->id], 0, sizeof(others->xi2mask[dev->id]));

+

+    if (len)

+        memcpy(others->xi2mask[dev->id], mask, len);

+

+    RecalculateDeviceDeliverableEvents(win);

+

+    return Success;

+}

diff --git a/xorg-server/Xi/makefile b/xorg-server/Xi/makefile
new file mode 100644
index 000000000..a466c84f0
--- /dev/null
+++ b/xorg-server/Xi/makefile
@@ -0,0 +1,55 @@
+CSRCS=allowev.c \
+	chgdctl.c \
+	chgfctl.c \
+	chgkbd.c \
+	chgkmap.c \
+	chgprop.c \
+	chgptr.c \
+	closedev.c \
+	devbell.c \
+	exevents.c \
+	extinit.c \
+	getbmap.c \
+	getdctl.c \
+	getfctl.c \
+	getfocus.c \
+	getkmap.c \
+	getmmap.c \
+	getprop.c \
+	getselev.c \
+	getvers.c \
+	grabdev.c \
+	grabdevb.c \
+	grabdevk.c \
+	gtmotion.c \
+	listdev.c \
+	opendev.c \
+	queryst.c \
+	selectev.c \
+	sendexev.c \
+	setbmap.c \
+	setdval.c \
+	setfocus.c \
+	setmmap.c \
+	setmode.c \
+	ungrdev.c \
+	ungrdevb.c \
+	ungrdevk.c \
+	xiallowev.c \
+	xichangecursor.c \
+	xichangehierarchy.c \
+	xigetclientpointer.c \
+	xigrabdev.c \
+	xipassivegrab.c \
+	xiproperty.c \
+	xiquerydevice.c \
+	xiquerypointer.c \
+	xiqueryversion.c \
+	xiselectev.c \
+	xisetclientpointer.c \
+	xisetdevfocus.c \
+	xiwarppointer.c \
+	stubs.c
+
+LIBRARY=libXi
+
diff --git a/xorg-server/Xi/opendev.c b/xorg-server/Xi/opendev.c
index 273cb2404..23a3a1b5b 100644
--- a/xorg-server/Xi/opendev.c
+++ b/xorg-server/Xi/opendev.c
@@ -115,9 +115,6 @@ ProcXOpenDevice(ClientPtr client)
     if (IsMaster(dev))

             return BadDevice;

 

-    if (status != Success)

-	return status;

-

     memset(&rep, 0, sizeof(xOpenDeviceReply));

     rep.repType = X_Reply;

     rep.RepType = X_OpenDevice;

diff --git a/xorg-server/Xi/xichangehierarchy.c b/xorg-server/Xi/xichangehierarchy.c
index a3dcab57e..d48200b04 100644
--- a/xorg-server/Xi/xichangehierarchy.c
+++ b/xorg-server/Xi/xichangehierarchy.c
@@ -1,492 +1,492 @@
-/*
- * Copyright 2007-2008 Peter Hutterer
- * Copyright 2009 Red Hat, Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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.
- *
- * Author: Peter Hutterer, University of South Australia, NICTA
- */
-
-/***********************************************************************
- *
- * Request change in the device hierarchy.
- *
- */
-
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <X11/X.h>	/* for inputstr.h    */
-#include <X11/Xproto.h>	/* Request macro     */
-#include "inputstr.h"	/* DeviceIntPtr      */
-#include "windowstr.h"	/* window structure  */
-#include "scrnintstr.h"	/* screen structure  */
-#include <X11/extensions/XI.h>
-#include <X11/extensions/XI2proto.h>
-#include <X11/extensions/geproto.h>
-#include "extnsionst.h"
-#include "exevents.h"
-#include "exglobals.h"
-#include "geext.h"
-#include "xace.h"
-#include "xiquerydevice.h" /* for GetDeviceUse */
-
-#include "xkbsrv.h"
-
-#include "xichangehierarchy.h"
-
-/**
- * Send the current state of the device hierarchy to all clients.
- */
-void XISendDeviceHierarchyEvent(int flags[MAXDEVICES])
-{
-    xXIHierarchyEvent *ev;
-    xXIHierarchyInfo *info;
-    DeviceIntRec dummyDev;
-    DeviceIntPtr dev;
-    int i;
-
-    if (!flags)
-        return;
-
-    ev = calloc(1, sizeof(xXIHierarchyEvent) +
-                 MAXDEVICES * sizeof(xXIHierarchyInfo));
-    if (!ev)
-        return;
-    ev->type = GenericEvent;
-    ev->extension = IReqCode;
-    ev->evtype = XI_HierarchyChanged;
-    ev->time = GetTimeInMillis();
-    ev->flags = 0;
-    ev->num_info = inputInfo.numDevices;
-
-    info = (xXIHierarchyInfo*)&ev[1];
-    for (dev = inputInfo.devices; dev; dev = dev->next)
-    {
-        info->deviceid = dev->id;
-        info->enabled = dev->enabled;
-        info->use = GetDeviceUse(dev, &info->attachment);
-        info->flags = flags[dev->id];
-        ev->flags |= info->flags;
-        info++;
-    }
-    for (dev = inputInfo.off_devices; dev; dev = dev->next)
-    {
-        info->deviceid = dev->id;
-        info->enabled = dev->enabled;
-        info->use = GetDeviceUse(dev, &info->attachment);
-        info->flags = flags[dev->id];
-        ev->flags |= info->flags;
-        info++;
-    }
-
-
-    for (i = 0; i < MAXDEVICES; i++)
-    {
-        if (flags[i] & (XIMasterRemoved | XISlaveRemoved))
-        {
-            info->deviceid = i;
-            info->enabled = FALSE;
-            info->flags = flags[i];
-            info->use = 0;
-            ev->flags |= info->flags;
-            ev->num_info++;
-            info++;
-        }
-    }
-
-    ev->length = bytes_to_int32(ev->num_info * sizeof(xXIHierarchyInfo));
-
-    dummyDev.id = XIAllDevices;
-    SendEventToAllWindows(&dummyDev, (XI_HierarchyChangedMask >> 8), (xEvent*)ev, 1);
-    free(ev);
-}
-
-
-/***********************************************************************
- *
- * This procedure allows a client to change the device hierarchy through
- * adding new master devices, removing them, etc.
- *
- */
-
-int SProcXIChangeHierarchy(ClientPtr client)
-{
-    char n;
-
-    REQUEST(xXIChangeHierarchyReq);
-    swaps(&stuff->length, n);
-    return (ProcXIChangeHierarchy(client));
-}
-
-static int
-add_master(ClientPtr client, xXIAddMasterInfo *c, int flags[MAXDEVICES])
-{
-    DeviceIntPtr ptr, keybd, XTestptr, XTestkeybd;
-    char* name;
-    int rc;
-
-    name = calloc(c->name_len + 1, sizeof(char));
-    strncpy(name, (char*)&c[1], c->name_len);
-
-    rc = AllocDevicePair(client, name, &ptr, &keybd,
-                         CorePointerProc, CoreKeyboardProc, TRUE);
-    if (rc != Success)
-        goto unwind;
-
-    if (!c->send_core)
-        ptr->coreEvents = keybd->coreEvents =  FALSE;
-
-    /* Allocate virtual slave devices for xtest events */
-    rc = AllocXTestDevice(client, name, &XTestptr, &XTestkeybd, ptr, keybd);
-    if (rc != Success)
-    {
-        DeleteInputDeviceRequest(ptr);
-        DeleteInputDeviceRequest(keybd);
-        goto unwind;
-    }
-
-    ActivateDevice(ptr, FALSE);
-    ActivateDevice(keybd, FALSE);
-    flags[ptr->id] |= XIMasterAdded;
-    flags[keybd->id] |= XIMasterAdded;
-
-    ActivateDevice(XTestptr, FALSE);
-    ActivateDevice(XTestkeybd, FALSE);
-    flags[XTestptr->id] |= XISlaveAdded;
-    flags[XTestkeybd->id] |= XISlaveAdded;
-
-    if (c->enable)
-    {
-        EnableDevice(ptr, FALSE);
-        EnableDevice(keybd, FALSE);
-        flags[ptr->id] |= XIDeviceEnabled;
-        flags[keybd->id] |= XIDeviceEnabled;
-
-        EnableDevice(XTestptr, FALSE);
-        EnableDevice(XTestkeybd, FALSE);
-        flags[XTestptr->id] |= XIDeviceEnabled;
-        flags[XTestkeybd->id] |= XIDeviceEnabled;
-    }
-
-    /* Attach the XTest virtual devices to the newly
-       created master device */
-    AttachDevice(NULL, XTestptr, ptr);
-    AttachDevice(NULL, XTestkeybd, keybd);
-    flags[XTestptr->id] |= XISlaveAttached;
-    flags[XTestkeybd->id] |= XISlaveAttached;
-
-unwind:
-    free(name);
-    return rc;
-}
-
-static int
-remove_master(ClientPtr client, xXIRemoveMasterInfo *r,
-              int flags[MAXDEVICES])
-{
-    DeviceIntPtr ptr, keybd, XTestptr, XTestkeybd;
-    int rc = Success;
-
-    if (r->return_mode != XIAttachToMaster &&
-        r->return_mode != XIFloating)
-        return BadValue;
-
-    rc = dixLookupDevice(&ptr, r->deviceid, client, DixDestroyAccess);
-    if (rc != Success)
-        goto unwind;
-
-    if (!IsMaster(ptr))
-    {
-        client->errorValue = r->deviceid;
-        rc = BadDevice;
-        goto unwind;
-    }
-
-    /* XXX: For now, don't allow removal of VCP, VCK */
-    if (ptr == inputInfo.pointer || ptr == inputInfo.keyboard)
-    {
-        rc = BadDevice;
-        goto unwind;
-    }
-
-
-    ptr = GetMaster(ptr, MASTER_POINTER);
-    rc = dixLookupDevice(&ptr, ptr->id, client, DixDestroyAccess);
-    if (rc != Success)
-        goto unwind;
-    keybd = GetMaster(ptr, MASTER_KEYBOARD);
-    rc = dixLookupDevice(&keybd, keybd->id, client, DixDestroyAccess);
-    if (rc != Success)
-        goto unwind;
-
-    XTestptr = GetXTestDevice(ptr);
-    rc = dixLookupDevice(&XTestptr, XTestptr->id, client, DixDestroyAccess);
-    if (rc != Success)
-        goto unwind;
-
-    XTestkeybd = GetXTestDevice(keybd);
-    rc = dixLookupDevice(&XTestkeybd, XTestkeybd->id, client,
-                         DixDestroyAccess);
-    if (rc != Success)
-        goto unwind;
-
-    /* Disabling sends the devices floating, reattach them if
-     * desired. */
-    if (r->return_mode == XIAttachToMaster)
-    {
-        DeviceIntPtr attached,
-                     newptr,
-                     newkeybd;
-
-        rc = dixLookupDevice(&newptr, r->return_pointer, client, DixAddAccess);
-        if (rc != Success)
-            goto unwind;
-
-        if (!IsMaster(newptr))
-        {
-            client->errorValue = r->return_pointer;
-            rc = BadDevice;
-            goto unwind;
-        }
-
-        rc = dixLookupDevice(&newkeybd, r->return_keyboard,
-                             client, DixAddAccess);
-        if (rc != Success)
-            goto unwind;
-
-        if (!IsMaster(newkeybd))
-        {
-            client->errorValue = r->return_keyboard;
-            rc = BadDevice;
-            goto unwind;
-        }
-
-        for (attached = inputInfo.devices; attached; attached = attached->next)
-        {
-            if (!IsMaster(attached)) {
-                if (GetMaster(attached, MASTER_ATTACHED) == ptr)
-                {
-                    AttachDevice(client, attached, newptr);
-                    flags[attached->id] |= XISlaveAttached;
-                }
-                if (GetMaster(attached, MASTER_ATTACHED) == keybd)
-                {
-                    AttachDevice(client, attached, newkeybd);
-                    flags[attached->id] |= XISlaveAttached;
-                }
-            }
-        }
-    }
-
-    /* can't disable until we removed pairing */
-    keybd->spriteInfo->paired = NULL;
-    ptr->spriteInfo->paired = NULL;
-    XTestptr->spriteInfo->paired = NULL;
-    XTestkeybd->spriteInfo->paired = NULL;
-
-    /* disable the remove the devices, XTest devices must be done first
-       else the sprites they rely on will be destroyed  */
-    DisableDevice(XTestptr, FALSE);
-    DisableDevice(XTestkeybd, FALSE);
-    DisableDevice(keybd, FALSE);
-    DisableDevice(ptr, FALSE);
-    flags[XTestptr->id] |= XIDeviceDisabled | XISlaveDetached;
-    flags[XTestkeybd->id] |= XIDeviceDisabled | XISlaveDetached;
-    flags[keybd->id] |= XIDeviceDisabled;
-    flags[ptr->id] |= XIDeviceDisabled;
-
-    RemoveDevice(XTestptr, FALSE);
-    RemoveDevice(XTestkeybd, FALSE);
-    RemoveDevice(keybd, FALSE);
-    RemoveDevice(ptr, FALSE);
-    flags[XTestptr->id] |= XISlaveRemoved;
-    flags[XTestkeybd->id] |= XISlaveRemoved;
-    flags[keybd->id] |= XIMasterRemoved;
-    flags[ptr->id] |= XIMasterRemoved;
-
-unwind:
-    return rc;
-}
-
-static int
-detach_slave(ClientPtr client, xXIDetachSlaveInfo *c, int flags[MAXDEVICES])
-{
-    DeviceIntPtr dev;
-    int rc;
-
-    rc = dixLookupDevice(&dev, c->deviceid, client, DixManageAccess);
-    if (rc != Success)
-        goto unwind;
-
-    if (IsMaster(dev))
-    {
-        client->errorValue = c->deviceid;
-        rc = BadDevice;
-        goto unwind;
-    }
-
-    /* Don't allow changes to XTest Devices, these are fixed */
-    if (IsXTestDevice(dev, NULL))
-    {
-        client->errorValue = c->deviceid;
-        rc = BadDevice;
-        goto unwind;
-    }
-
-    AttachDevice(client, dev, NULL);
-    flags[dev->id] |= XISlaveDetached;
-
-unwind:
-    return rc;
-}
-
-static int
-attach_slave(ClientPtr client, xXIAttachSlaveInfo *c,
-             int flags[MAXDEVICES])
-{
-    DeviceIntPtr dev;
-    DeviceIntPtr newmaster;
-    int rc;
-
-    rc = dixLookupDevice(&dev, c->deviceid, client, DixManageAccess);
-    if (rc != Success)
-        goto unwind;
-
-    if (IsMaster(dev))
-    {
-        client->errorValue = c->deviceid;
-        rc = BadDevice;
-        goto unwind;
-    }
-
-    /* Don't allow changes to XTest Devices, these are fixed */
-    if (IsXTestDevice(dev, NULL))
-    {
-        client->errorValue = c->deviceid;
-        rc = BadDevice;
-        goto unwind;
-    }
-
-    rc = dixLookupDevice(&newmaster, c->new_master, client, DixAddAccess);
-    if (rc != Success)
-        goto unwind;
-    if (!IsMaster(newmaster))
-    {
-        client->errorValue = c->new_master;
-        rc = BadDevice;
-        goto unwind;
-    }
-
-    if (!((IsPointerDevice(newmaster) && IsPointerDevice(dev)) ||
-        (IsKeyboardDevice(newmaster) && IsKeyboardDevice(dev))))
-    {
-        rc = BadDevice;
-        goto unwind;
-    }
-
-    AttachDevice(client, dev, newmaster);
-    flags[dev->id] |= XISlaveAttached;
-
-unwind:
-    return rc;
-}
-
-
-
-#define SWAPIF(cmd) if (client->swapped) { cmd; }
-
-int
-ProcXIChangeHierarchy(ClientPtr client)
-{
-    xXIAnyHierarchyChangeInfo *any;
-    int required_len = sizeof(xXIChangeHierarchyReq);
-    char n;
-    int rc = Success;
-    int flags[MAXDEVICES] = {0};
-
-    REQUEST(xXIChangeHierarchyReq);
-    REQUEST_AT_LEAST_SIZE(xXIChangeHierarchyReq);
-
-    if (!stuff->num_changes)
-        return rc;
-
-    any = (xXIAnyHierarchyChangeInfo*)&stuff[1];
-    while(stuff->num_changes--)
-    {
-        SWAPIF(swapl(&any->type, n));
-        SWAPIF(swaps(&any->length, n));
-
-        required_len += any->length;
-        if ((stuff->length * 4) < required_len)
-            return BadLength;
-
-        switch(any->type)
-        {
-            case XIAddMaster:
-                {
-                    xXIAddMasterInfo* c = (xXIAddMasterInfo*)any;
-                    SWAPIF(swaps(&c->name_len, n));
-
-                    rc = add_master(client, c, flags);
-                    if (rc != Success)
-                        goto unwind;
-                }
-                break;
-            case XIRemoveMaster:
-                {
-                    xXIRemoveMasterInfo* r = (xXIRemoveMasterInfo*)any;
-
-                    rc = remove_master(client, r, flags);
-                    if (rc != Success)
-                        goto unwind;
-                }
-                break;
-            case XIDetachSlave:
-                {
-                    xXIDetachSlaveInfo* c = (xXIDetachSlaveInfo*)any;
-
-                    rc = detach_slave(client, c, flags);
-                    if (rc != Success)
-                       goto unwind;
-                }
-                break;
-            case XIAttachSlave:
-                {
-                    xXIAttachSlaveInfo* c = (xXIAttachSlaveInfo*)any;
-
-                    rc = attach_slave(client, c, flags);
-                    if (rc != Success)
-                       goto unwind;
-                }
-                break;
-        }
-
-        any = (xXIAnyHierarchyChangeInfo*)((char*)any + any->length * 4);
-    }
-
-unwind:
-
-    XISendDeviceHierarchyEvent(flags);
-    return rc;
-}
-
+/*

+ * Copyright 2007-2008 Peter Hutterer

+ * Copyright 2009 Red Hat, Inc.

+ *

+ * Permission is hereby granted, free of charge, to any person obtaining a

+ * copy of this software and associated documentation files (the "Software"),

+ * to deal in the Software without restriction, including without limitation

+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,

+ * and/or sell copies of the Software, and to permit persons to whom the

+ * Software is furnished to do so, subject to the following conditions:

+ *

+ * The above copyright notice and this permission notice (including the next

+ * paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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.

+ *

+ * Author: Peter Hutterer, University of South Australia, NICTA

+ */

+

+/***********************************************************************

+ *

+ * Request change in the device hierarchy.

+ *

+ */

+

+

+#ifdef HAVE_DIX_CONFIG_H

+#include <dix-config.h>

+#endif

+

+#include <X11/X.h>	/* for inputstr.h    */

+#include <X11/Xproto.h>	/* Request macro     */

+#include "inputstr.h"	/* DeviceIntPtr      */

+#include "windowstr.h"	/* window structure  */

+#include "scrnintstr.h"	/* screen structure  */

+#include <X11/extensions/XI.h>

+#include <X11/extensions/XI2proto.h>

+#include <X11/extensions/geproto.h>

+#include "extnsionst.h"

+#include "exevents.h"

+#include "exglobals.h"

+#include "geext.h"

+#include "xace.h"

+#include "xiquerydevice.h" /* for GetDeviceUse */

+

+#include "xkbsrv.h"

+

+#include "xichangehierarchy.h"

+

+/**

+ * Send the current state of the device hierarchy to all clients.

+ */

+void XISendDeviceHierarchyEvent(int flags[MAXDEVICES])

+{

+    xXIHierarchyEvent *ev;

+    xXIHierarchyInfo *info;

+    DeviceIntRec dummyDev;

+    DeviceIntPtr dev;

+    int i;

+

+    if (!flags)

+        return;

+

+    ev = calloc(1, sizeof(xXIHierarchyEvent) +

+                 MAXDEVICES * sizeof(xXIHierarchyInfo));

+    if (!ev)

+        return;

+    ev->type = GenericEvent;

+    ev->extension = IReqCode;

+    ev->evtype = XI_HierarchyChanged;

+    ev->time = GetTimeInMillis();

+    ev->flags = 0;

+    ev->num_info = inputInfo.numDevices;

+

+    info = (xXIHierarchyInfo*)&ev[1];

+    for (dev = inputInfo.devices; dev; dev = dev->next)

+    {

+        info->deviceid = dev->id;

+        info->enabled = dev->enabled;

+        info->use = GetDeviceUse(dev, &info->attachment);

+        info->flags = flags[dev->id];

+        ev->flags |= info->flags;

+        info++;

+    }

+    for (dev = inputInfo.off_devices; dev; dev = dev->next)

+    {

+        info->deviceid = dev->id;

+        info->enabled = dev->enabled;

+        info->use = GetDeviceUse(dev, &info->attachment);

+        info->flags = flags[dev->id];

+        ev->flags |= info->flags;

+        info++;

+    }

+

+

+    for (i = 0; i < MAXDEVICES; i++)

+    {

+        if (flags[i] & (XIMasterRemoved | XISlaveRemoved))

+        {

+            info->deviceid = i;

+            info->enabled = FALSE;

+            info->flags = flags[i];

+            info->use = 0;

+            ev->flags |= info->flags;

+            ev->num_info++;

+            info++;

+        }

+    }

+

+    ev->length = bytes_to_int32(ev->num_info * sizeof(xXIHierarchyInfo));

+

+    dummyDev.id = XIAllDevices;

+    SendEventToAllWindows(&dummyDev, (XI_HierarchyChangedMask >> 8), (xEvent*)ev, 1);

+    free(ev);

+}

+

+

+/***********************************************************************

+ *

+ * This procedure allows a client to change the device hierarchy through

+ * adding new master devices, removing them, etc.

+ *

+ */

+

+int SProcXIChangeHierarchy(ClientPtr client)

+{

+    char n;

+

+    REQUEST(xXIChangeHierarchyReq);

+    swaps(&stuff->length, n);

+    return (ProcXIChangeHierarchy(client));

+}

+

+static int

+add_master(ClientPtr client, xXIAddMasterInfo *c, int flags[MAXDEVICES])

+{

+    DeviceIntPtr ptr, keybd, XTestptr, XTestkeybd;

+    char* name;

+    int rc;

+

+    name = calloc(c->name_len + 1, sizeof(char));

+    strncpy(name, (char*)&c[1], c->name_len);

+

+    rc = AllocDevicePair(client, name, &ptr, &keybd,

+                         CorePointerProc, CoreKeyboardProc, TRUE);

+    if (rc != Success)

+        goto unwind;

+

+    if (!c->send_core)

+        ptr->coreEvents = keybd->coreEvents =  FALSE;

+

+    /* Allocate virtual slave devices for xtest events */

+    rc = AllocXTestDevice(client, name, &XTestptr, &XTestkeybd, ptr, keybd);

+    if (rc != Success)

+    {

+        DeleteInputDeviceRequest(ptr);

+        DeleteInputDeviceRequest(keybd);

+        goto unwind;

+    }

+

+    ActivateDevice(ptr, FALSE);

+    ActivateDevice(keybd, FALSE);

+    flags[ptr->id] |= XIMasterAdded;

+    flags[keybd->id] |= XIMasterAdded;

+

+    ActivateDevice(XTestptr, FALSE);

+    ActivateDevice(XTestkeybd, FALSE);

+    flags[XTestptr->id] |= XISlaveAdded;

+    flags[XTestkeybd->id] |= XISlaveAdded;

+

+    if (c->enable)

+    {

+        EnableDevice(ptr, FALSE);

+        EnableDevice(keybd, FALSE);

+        flags[ptr->id] |= XIDeviceEnabled;

+        flags[keybd->id] |= XIDeviceEnabled;

+

+        EnableDevice(XTestptr, FALSE);

+        EnableDevice(XTestkeybd, FALSE);

+        flags[XTestptr->id] |= XIDeviceEnabled;

+        flags[XTestkeybd->id] |= XIDeviceEnabled;

+    }

+

+    /* Attach the XTest virtual devices to the newly

+       created master device */

+    AttachDevice(NULL, XTestptr, ptr);

+    AttachDevice(NULL, XTestkeybd, keybd);

+    flags[XTestptr->id] |= XISlaveAttached;

+    flags[XTestkeybd->id] |= XISlaveAttached;

+

+unwind:

+    free(name);

+    return rc;

+}

+

+static int

+remove_master(ClientPtr client, xXIRemoveMasterInfo *r,

+              int flags[MAXDEVICES])

+{

+    DeviceIntPtr ptr, keybd, XTestptr, XTestkeybd;

+    int rc = Success;

+

+    if (r->return_mode != XIAttachToMaster &&

+        r->return_mode != XIFloating)

+        return BadValue;

+

+    rc = dixLookupDevice(&ptr, r->deviceid, client, DixDestroyAccess);

+    if (rc != Success)

+        goto unwind;

+

+    if (!IsMaster(ptr))

+    {

+        client->errorValue = r->deviceid;

+        rc = BadDevice;

+        goto unwind;

+    }

+

+    /* XXX: For now, don't allow removal of VCP, VCK */

+    if (ptr == inputInfo.pointer || ptr == inputInfo.keyboard)

+    {

+        rc = BadDevice;

+        goto unwind;

+    }

+

+

+    ptr = GetMaster(ptr, MASTER_POINTER);

+    rc = dixLookupDevice(&ptr, ptr->id, client, DixDestroyAccess);

+    if (rc != Success)

+        goto unwind;

+    keybd = GetMaster(ptr, MASTER_KEYBOARD);

+    rc = dixLookupDevice(&keybd, keybd->id, client, DixDestroyAccess);

+    if (rc != Success)

+        goto unwind;

+

+    XTestptr = GetXTestDevice(ptr);

+    rc = dixLookupDevice(&XTestptr, XTestptr->id, client, DixDestroyAccess);

+    if (rc != Success)

+        goto unwind;

+

+    XTestkeybd = GetXTestDevice(keybd);

+    rc = dixLookupDevice(&XTestkeybd, XTestkeybd->id, client,

+                         DixDestroyAccess);

+    if (rc != Success)

+        goto unwind;

+

+    /* Disabling sends the devices floating, reattach them if

+     * desired. */

+    if (r->return_mode == XIAttachToMaster)

+    {

+        DeviceIntPtr attached,

+                     newptr,

+                     newkeybd;

+

+        rc = dixLookupDevice(&newptr, r->return_pointer, client, DixAddAccess);

+        if (rc != Success)

+            goto unwind;

+

+        if (!IsMaster(newptr))

+        {

+            client->errorValue = r->return_pointer;

+            rc = BadDevice;

+            goto unwind;

+        }

+

+        rc = dixLookupDevice(&newkeybd, r->return_keyboard,

+                             client, DixAddAccess);

+        if (rc != Success)

+            goto unwind;

+

+        if (!IsMaster(newkeybd))

+        {

+            client->errorValue = r->return_keyboard;

+            rc = BadDevice;

+            goto unwind;

+        }

+

+        for (attached = inputInfo.devices; attached; attached = attached->next)

+        {

+            if (!IsMaster(attached)) {

+                if (GetMaster(attached, MASTER_ATTACHED) == ptr)

+                {

+                    AttachDevice(client, attached, newptr);

+                    flags[attached->id] |= XISlaveAttached;

+                }

+                if (GetMaster(attached, MASTER_ATTACHED) == keybd)

+                {

+                    AttachDevice(client, attached, newkeybd);

+                    flags[attached->id] |= XISlaveAttached;

+                }

+            }

+        }

+    }

+

+    /* can't disable until we removed pairing */

+    keybd->spriteInfo->paired = NULL;

+    ptr->spriteInfo->paired = NULL;

+    XTestptr->spriteInfo->paired = NULL;

+    XTestkeybd->spriteInfo->paired = NULL;

+

+    /* disable the remove the devices, XTest devices must be done first

+       else the sprites they rely on will be destroyed  */

+    DisableDevice(XTestptr, FALSE);

+    DisableDevice(XTestkeybd, FALSE);

+    DisableDevice(keybd, FALSE);

+    DisableDevice(ptr, FALSE);

+    flags[XTestptr->id] |= XIDeviceDisabled | XISlaveDetached;

+    flags[XTestkeybd->id] |= XIDeviceDisabled | XISlaveDetached;

+    flags[keybd->id] |= XIDeviceDisabled;

+    flags[ptr->id] |= XIDeviceDisabled;

+

+    RemoveDevice(XTestptr, FALSE);

+    RemoveDevice(XTestkeybd, FALSE);

+    RemoveDevice(keybd, FALSE);

+    RemoveDevice(ptr, FALSE);

+    flags[XTestptr->id] |= XISlaveRemoved;

+    flags[XTestkeybd->id] |= XISlaveRemoved;

+    flags[keybd->id] |= XIMasterRemoved;

+    flags[ptr->id] |= XIMasterRemoved;

+

+unwind:

+    return rc;

+}

+

+static int

+detach_slave(ClientPtr client, xXIDetachSlaveInfo *c, int flags[MAXDEVICES])

+{

+    DeviceIntPtr dev;

+    int rc;

+

+    rc = dixLookupDevice(&dev, c->deviceid, client, DixManageAccess);

+    if (rc != Success)

+        goto unwind;

+

+    if (IsMaster(dev))

+    {

+        client->errorValue = c->deviceid;

+        rc = BadDevice;

+        goto unwind;

+    }

+

+    /* Don't allow changes to XTest Devices, these are fixed */

+    if (IsXTestDevice(dev, NULL))

+    {

+        client->errorValue = c->deviceid;

+        rc = BadDevice;

+        goto unwind;

+    }

+

+    AttachDevice(client, dev, NULL);

+    flags[dev->id] |= XISlaveDetached;

+

+unwind:

+    return rc;

+}

+

+static int

+attach_slave(ClientPtr client, xXIAttachSlaveInfo *c,

+             int flags[MAXDEVICES])

+{

+    DeviceIntPtr dev;

+    DeviceIntPtr newmaster;

+    int rc;

+

+    rc = dixLookupDevice(&dev, c->deviceid, client, DixManageAccess);

+    if (rc != Success)

+        goto unwind;

+

+    if (IsMaster(dev))

+    {

+        client->errorValue = c->deviceid;

+        rc = BadDevice;

+        goto unwind;

+    }

+

+    /* Don't allow changes to XTest Devices, these are fixed */

+    if (IsXTestDevice(dev, NULL))

+    {

+        client->errorValue = c->deviceid;

+        rc = BadDevice;

+        goto unwind;

+    }

+

+    rc = dixLookupDevice(&newmaster, c->new_master, client, DixAddAccess);

+    if (rc != Success)

+        goto unwind;

+    if (!IsMaster(newmaster))

+    {

+        client->errorValue = c->new_master;

+        rc = BadDevice;

+        goto unwind;

+    }

+

+    if (!((IsPointerDevice(newmaster) && IsPointerDevice(dev)) ||

+        (IsKeyboardDevice(newmaster) && IsKeyboardDevice(dev))))

+    {

+        rc = BadDevice;

+        goto unwind;

+    }

+

+    AttachDevice(client, dev, newmaster);

+    flags[dev->id] |= XISlaveAttached;

+

+unwind:

+    return rc;

+}

+

+

+

+#define SWAPIF(cmd) if (client->swapped) { cmd; }

+

+int

+ProcXIChangeHierarchy(ClientPtr client)

+{

+    xXIAnyHierarchyChangeInfo *any;

+    int required_len = sizeof(xXIChangeHierarchyReq);

+    char n;

+    int rc = Success;

+    int flags[MAXDEVICES] = {0};

+

+    REQUEST(xXIChangeHierarchyReq);

+    REQUEST_AT_LEAST_SIZE(xXIChangeHierarchyReq);

+

+    if (!stuff->num_changes)

+        return rc;

+

+    any = (xXIAnyHierarchyChangeInfo*)&stuff[1];

+    while(stuff->num_changes--)

+    {

+        SWAPIF(swapl(&any->type, n));

+        SWAPIF(swaps(&any->length, n));

+

+        required_len += any->length;

+        if ((stuff->length * 4) < required_len)

+            return BadLength;

+

+        switch(any->type)

+        {

+            case XIAddMaster:

+                {

+                    xXIAddMasterInfo* c = (xXIAddMasterInfo*)any;

+                    SWAPIF(swaps(&c->name_len, n));

+

+                    rc = add_master(client, c, flags);

+                    if (rc != Success)

+                        goto unwind;

+                }

+                break;

+            case XIRemoveMaster:

+                {

+                    xXIRemoveMasterInfo* r = (xXIRemoveMasterInfo*)any;

+

+                    rc = remove_master(client, r, flags);

+                    if (rc != Success)

+                        goto unwind;

+                }

+                break;

+            case XIDetachSlave:

+                {

+                    xXIDetachSlaveInfo* c = (xXIDetachSlaveInfo*)any;

+

+                    rc = detach_slave(client, c, flags);

+                    if (rc != Success)

+                       goto unwind;

+                }

+                break;

+            case XIAttachSlave:

+                {

+                    xXIAttachSlaveInfo* c = (xXIAttachSlaveInfo*)any;

+

+                    rc = attach_slave(client, c, flags);

+                    if (rc != Success)

+                       goto unwind;

+                }

+                break;

+        }

+

+        any = (xXIAnyHierarchyChangeInfo*)((char*)any + any->length * 4);

+    }

+

+unwind:

+

+    XISendDeviceHierarchyEvent(flags);

+    return rc;

+}

+

diff --git a/xorg-server/Xi/xipassivegrab.c b/xorg-server/Xi/xipassivegrab.c
index 8663d12a1..3b98a79cd 100644
--- a/xorg-server/Xi/xipassivegrab.c
+++ b/xorg-server/Xi/xipassivegrab.c
@@ -1,307 +1,307 @@
-/*
- * Copyright © 2009 Red Hat, Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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.
- *
- * Author: Peter Hutterer
- */
-
-/***********************************************************************
- *
- * Request to grab or ungrab input device.
- *
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include "inputstr.h"	/* DeviceIntPtr      */
-#include "windowstr.h"	/* window structure  */
-#include <X11/extensions/XI2.h>
-#include <X11/extensions/XI2proto.h>
-#include "swaprep.h"
-
-#include "exglobals.h" /* BadDevice */
-#include "exevents.h"
-#include "xipassivegrab.h"
-#include "dixgrabs.h"
-
-int
-SProcXIPassiveGrabDevice(ClientPtr client)
-{
-    int i;
-    char n;
-    xXIModifierInfo *mods;
-
-    REQUEST(xXIPassiveGrabDeviceReq);
-
-    swaps(&stuff->length, n);
-    swaps(&stuff->deviceid, n);
-    swapl(&stuff->grab_window, n);
-    swapl(&stuff->cursor, n);
-    swapl(&stuff->time, n);
-    swapl(&stuff->detail, n);
-    swaps(&stuff->mask_len, n);
-    swaps(&stuff->num_modifiers, n);
-
-    mods = (xXIModifierInfo*)&stuff[1];
-
-    for (i = 0; i < stuff->num_modifiers; i++, mods++)
-    {
-        swapl(&mods->base_mods, n);
-        swapl(&mods->latched_mods, n);
-        swapl(&mods->locked_mods, n);
-    }
-
-    return ProcXIPassiveGrabDevice(client);
-}
-
-int
-ProcXIPassiveGrabDevice(ClientPtr client)
-{
-    DeviceIntPtr dev, mod_dev;
-    xXIPassiveGrabDeviceReply rep;
-    int i, ret = Success;
-    uint8_t status;
-    uint32_t *modifiers;
-    xXIGrabModifierInfo *modifiers_failed;
-    GrabMask mask;
-    GrabParameters param;
-    void *tmp;
-    int mask_len;
-
-    REQUEST(xXIPassiveGrabDeviceReq);
-    REQUEST_AT_LEAST_SIZE(xXIPassiveGrabDeviceReq);
-
-    if (stuff->deviceid == XIAllDevices)
-        dev = inputInfo.all_devices;
-    else if (stuff->deviceid == XIAllMasterDevices)
-        dev = inputInfo.all_master_devices;
-    else
-    {
-        ret = dixLookupDevice(&dev, stuff->deviceid, client, DixGrabAccess);
-        if (ret != Success)
-            return ret;
-    }
-
-    if (stuff->grab_type != XIGrabtypeButton &&
-        stuff->grab_type != XIGrabtypeKeycode &&
-        stuff->grab_type != XIGrabtypeEnter &&
-        stuff->grab_type != XIGrabtypeFocusIn)
-    {
-        client->errorValue = stuff->grab_type;
-        return BadValue;
-    }
-
-    if ((stuff->grab_type == XIGrabtypeEnter ||
-         stuff->grab_type == XIGrabtypeFocusIn) && stuff->detail != 0)
-    {
-        client->errorValue = stuff->detail;
-        return BadValue;
-    }
-
-    if (XICheckInvalidMaskBits(client, (unsigned char*)&stuff[1],
-                               stuff->mask_len * 4) != Success)
-        return BadValue;
-
-    mask_len = min(sizeof(mask.xi2mask[stuff->deviceid]), stuff->mask_len * 4);
-    memset(mask.xi2mask, 0, sizeof(mask.xi2mask));
-    memcpy(mask.xi2mask[stuff->deviceid], &stuff[1], mask_len * 4);
-
-    rep.repType = X_Reply;
-    rep.RepType = X_XIPassiveGrabDevice;
-    rep.length = 0;
-    rep.sequenceNumber = client->sequence;
-    rep.num_modifiers = 0;
-
-    memset(&param, 0, sizeof(param));
-    param.grabtype = GRABTYPE_XI2;
-    param.ownerEvents = stuff->owner_events;
-    param.this_device_mode = stuff->grab_mode;
-    param.other_devices_mode = stuff->paired_device_mode;
-    param.grabWindow = stuff->grab_window;
-    param.cursor = stuff->cursor;
-
-    if (stuff->cursor != None)
-    {
-        status = dixLookupResourceByType(&tmp, stuff->cursor,
-                                         RT_CURSOR, client, DixUseAccess);
-	if (status != Success)
-	{
-	    client->errorValue = stuff->cursor;
-	    return status;
-	}
-    }
-
-    status = dixLookupWindow((WindowPtr*)&tmp, stuff->grab_window, client, DixSetAttrAccess);
-    if (status != Success)
-	return status;
-
-    status = CheckGrabValues(client, &param);
-
-    modifiers = (uint32_t*)&stuff[1] + stuff->mask_len;
-    modifiers_failed = calloc(stuff->num_modifiers, sizeof(xXIGrabModifierInfo));
-    if (!modifiers_failed)
-        return BadAlloc;
-
-    mod_dev = (IsFloating(dev)) ? dev : GetMaster(dev, MASTER_KEYBOARD);
-
-    for (i = 0; i < stuff->num_modifiers; i++, modifiers++)
-    {
-        param.modifiers = *modifiers;
-        switch(stuff->grab_type)
-        {
-            case XIGrabtypeButton:
-                status = GrabButton(client, dev, mod_dev, stuff->detail,
-                                    &param, GRABTYPE_XI2, &mask);
-                break;
-            case XIGrabtypeKeycode:
-                status = GrabKey(client, dev, mod_dev, stuff->detail,
-                                 &param, GRABTYPE_XI2, &mask);
-                break;
-            case XIGrabtypeEnter:
-            case XIGrabtypeFocusIn:
-                status = GrabWindow(client, dev, stuff->grab_type,
-                                    &param, &mask);
-                break;
-        }
-
-        if (status != GrabSuccess)
-        {
-            xXIGrabModifierInfo *info = modifiers_failed + rep.num_modifiers;
-
-            info->status = status;
-            info->modifiers = *modifiers;
-            rep.num_modifiers++;
-            rep.length++;
-        }
-    }
-
-    WriteReplyToClient(client, sizeof(rep), &rep);
-    if (rep.num_modifiers)
-    {
-	client->pSwapReplyFunc = (ReplySwapPtr) Swap32Write;
-        WriteSwappedDataToClient(client, rep.num_modifiers * 4, (char*)modifiers_failed);
-    }
-    free(modifiers_failed);
-    return ret;
-}
-
-void
-SRepXIPassiveGrabDevice(ClientPtr client, int size,
-                        xXIPassiveGrabDeviceReply * rep)
-{
-    char n;
-
-    swaps(&rep->sequenceNumber, n);
-    swapl(&rep->length, n);
-    swaps(&rep->num_modifiers, n);
-
-    WriteToClient(client, size, (char *)rep);
-}
-
-int
-SProcXIPassiveUngrabDevice(ClientPtr client)
-{
-    char n;
-    int i;
-    uint32_t *modifiers;
-
-    REQUEST(xXIPassiveUngrabDeviceReq);
-
-    swaps(&stuff->length, n);
-    swapl(&stuff->grab_window, n);
-    swaps(&stuff->deviceid, n);
-    swapl(&stuff->detail, n);
-    swaps(&stuff->num_modifiers, n);
-
-    modifiers = (uint32_t*)&stuff[1];
-
-    for (i = 0; i < stuff->num_modifiers; i++, modifiers++)
-        swapl(modifiers, n);
-
-    return ProcXIPassiveUngrabDevice(client);
-}
-
-int
-ProcXIPassiveUngrabDevice(ClientPtr client)
-{
-    DeviceIntPtr dev, mod_dev;
-    WindowPtr win;
-    GrabRec tempGrab;
-    uint32_t* modifiers;
-    int i, rc;
-
-    REQUEST(xXIPassiveUngrabDeviceReq);
-    REQUEST_AT_LEAST_SIZE(xXIPassiveUngrabDeviceReq);
-
-    rc = dixLookupDevice(&dev, stuff->deviceid, client, DixGrabAccess);
-    if (rc != Success)
-	return rc;
-
-    if (stuff->grab_type != XIGrabtypeButton &&
-        stuff->grab_type != XIGrabtypeKeycode &&
-        stuff->grab_type != XIGrabtypeEnter &&
-        stuff->grab_type != XIGrabtypeFocusIn)
-    {
-        client->errorValue = stuff->grab_type;
-        return BadValue;
-    }
-
-    if ((stuff->grab_type == XIGrabtypeEnter ||
-         stuff->grab_type == XIGrabtypeFocusIn) && stuff->detail != 0)
-    {
-        client->errorValue = stuff->detail;
-        return BadValue;
-    }
-
-    rc = dixLookupWindow(&win, stuff->grab_window, client, DixSetAttrAccess);
-    if (rc != Success)
-        return rc;
-
-    mod_dev = (IsFloating(dev)) ? dev : GetMaster(dev, MASTER_KEYBOARD);
-
-    tempGrab.resource = client->clientAsMask;
-    tempGrab.device = dev;
-    tempGrab.window = win;
-    switch(stuff->grab_type)
-    {
-        case XIGrabtypeButton:  tempGrab.type = XI_ButtonPress; break;
-        case XIGrabtypeKeycode:  tempGrab.type = XI_KeyPress;    break;
-        case XIGrabtypeEnter:   tempGrab.type = XI_Enter;       break;
-        case XIGrabtypeFocusIn: tempGrab.type = XI_FocusIn;     break;
-    }
-    tempGrab.grabtype = GRABTYPE_XI2;
-    tempGrab.modifierDevice = mod_dev;
-    tempGrab.modifiersDetail.pMask = NULL;
-    tempGrab.detail.exact = stuff->detail;
-    tempGrab.detail.pMask = NULL;
-
-    modifiers = (uint32_t*)&stuff[1];
-
-    for (i = 0; i < stuff->num_modifiers; i++, modifiers++)
-    {
-        tempGrab.modifiersDetail.exact = *modifiers;
-        DeletePassiveGrabFromList(&tempGrab);
-    }
-
-    return Success;
-}
+/*

+ * Copyright © 2009 Red Hat, Inc.

+ *

+ * Permission is hereby granted, free of charge, to any person obtaining a

+ * copy of this software and associated documentation files (the "Software"),

+ * to deal in the Software without restriction, including without limitation

+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,

+ * and/or sell copies of the Software, and to permit persons to whom the

+ * Software is furnished to do so, subject to the following conditions:

+ *

+ * The above copyright notice and this permission notice (including the next

+ * paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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.

+ *

+ * Author: Peter Hutterer

+ */

+

+/***********************************************************************

+ *

+ * Request to grab or ungrab input device.

+ *

+ */

+

+#ifdef HAVE_DIX_CONFIG_H

+#include <dix-config.h>

+#endif

+

+#include "inputstr.h"	/* DeviceIntPtr      */

+#include "windowstr.h"	/* window structure  */

+#include <X11/extensions/XI2.h>

+#include <X11/extensions/XI2proto.h>

+#include "swaprep.h"

+

+#include "exglobals.h" /* BadDevice */

+#include "exevents.h"

+#include "xipassivegrab.h"

+#include "dixgrabs.h"

+

+int

+SProcXIPassiveGrabDevice(ClientPtr client)

+{

+    int i;

+    char n;

+    xXIModifierInfo *mods;

+

+    REQUEST(xXIPassiveGrabDeviceReq);

+

+    swaps(&stuff->length, n);

+    swaps(&stuff->deviceid, n);

+    swapl(&stuff->grab_window, n);

+    swapl(&stuff->cursor, n);

+    swapl(&stuff->time, n);

+    swapl(&stuff->detail, n);

+    swaps(&stuff->mask_len, n);

+    swaps(&stuff->num_modifiers, n);

+

+    mods = (xXIModifierInfo*)&stuff[1];

+

+    for (i = 0; i < stuff->num_modifiers; i++, mods++)

+    {

+        swapl(&mods->base_mods, n);

+        swapl(&mods->latched_mods, n);

+        swapl(&mods->locked_mods, n);

+    }

+

+    return ProcXIPassiveGrabDevice(client);

+}

+

+int

+ProcXIPassiveGrabDevice(ClientPtr client)

+{

+    DeviceIntPtr dev, mod_dev;

+    xXIPassiveGrabDeviceReply rep;

+    int i, ret = Success;

+    uint8_t status;

+    uint32_t *modifiers;

+    xXIGrabModifierInfo *modifiers_failed;

+    GrabMask mask;

+    GrabParameters param;

+    void *tmp;

+    int mask_len;

+

+    REQUEST(xXIPassiveGrabDeviceReq);

+    REQUEST_AT_LEAST_SIZE(xXIPassiveGrabDeviceReq);

+

+    if (stuff->deviceid == XIAllDevices)

+        dev = inputInfo.all_devices;

+    else if (stuff->deviceid == XIAllMasterDevices)

+        dev = inputInfo.all_master_devices;

+    else

+    {

+        ret = dixLookupDevice(&dev, stuff->deviceid, client, DixGrabAccess);

+        if (ret != Success)

+            return ret;

+    }

+

+    if (stuff->grab_type != XIGrabtypeButton &&

+        stuff->grab_type != XIGrabtypeKeycode &&

+        stuff->grab_type != XIGrabtypeEnter &&

+        stuff->grab_type != XIGrabtypeFocusIn)

+    {

+        client->errorValue = stuff->grab_type;

+        return BadValue;

+    }

+

+    if ((stuff->grab_type == XIGrabtypeEnter ||

+         stuff->grab_type == XIGrabtypeFocusIn) && stuff->detail != 0)

+    {

+        client->errorValue = stuff->detail;

+        return BadValue;

+    }

+

+    if (XICheckInvalidMaskBits(client, (unsigned char*)&stuff[1],

+                               stuff->mask_len * 4) != Success)

+        return BadValue;

+

+    mask_len = min(sizeof(mask.xi2mask[stuff->deviceid]), stuff->mask_len * 4);

+    memset(mask.xi2mask, 0, sizeof(mask.xi2mask));

+    memcpy(mask.xi2mask[stuff->deviceid], &stuff[1], mask_len * 4);

+

+    rep.repType = X_Reply;

+    rep.RepType = X_XIPassiveGrabDevice;

+    rep.length = 0;

+    rep.sequenceNumber = client->sequence;

+    rep.num_modifiers = 0;

+

+    memset(&param, 0, sizeof(param));

+    param.grabtype = GRABTYPE_XI2;

+    param.ownerEvents = stuff->owner_events;

+    param.this_device_mode = stuff->grab_mode;

+    param.other_devices_mode = stuff->paired_device_mode;

+    param.grabWindow = stuff->grab_window;

+    param.cursor = stuff->cursor;

+

+    if (stuff->cursor != None)

+    {

+        status = dixLookupResourceByType(&tmp, stuff->cursor,

+                                         RT_CURSOR, client, DixUseAccess);

+	if (status != Success)

+	{

+	    client->errorValue = stuff->cursor;

+	    return status;

+	}

+    }

+

+    status = dixLookupWindow((WindowPtr*)&tmp, stuff->grab_window, client, DixSetAttrAccess);

+    if (status != Success)

+	return status;

+

+    status = CheckGrabValues(client, &param);

+

+    modifiers = (uint32_t*)&stuff[1] + stuff->mask_len;

+    modifiers_failed = calloc(stuff->num_modifiers, sizeof(xXIGrabModifierInfo));

+    if (!modifiers_failed)

+        return BadAlloc;

+

+    mod_dev = (IsFloating(dev)) ? dev : GetMaster(dev, MASTER_KEYBOARD);

+

+    for (i = 0; i < stuff->num_modifiers; i++, modifiers++)

+    {

+        param.modifiers = *modifiers;

+        switch(stuff->grab_type)

+        {

+            case XIGrabtypeButton:

+                status = GrabButton(client, dev, mod_dev, stuff->detail,

+                                    &param, GRABTYPE_XI2, &mask);

+                break;

+            case XIGrabtypeKeycode:

+                status = GrabKey(client, dev, mod_dev, stuff->detail,

+                                 &param, GRABTYPE_XI2, &mask);

+                break;

+            case XIGrabtypeEnter:

+            case XIGrabtypeFocusIn:

+                status = GrabWindow(client, dev, stuff->grab_type,

+                                    &param, &mask);

+                break;

+        }

+

+        if (status != GrabSuccess)

+        {

+            xXIGrabModifierInfo *info = modifiers_failed + rep.num_modifiers;

+

+            info->status = status;

+            info->modifiers = *modifiers;

+            rep.num_modifiers++;

+            rep.length++;

+        }

+    }

+

+    WriteReplyToClient(client, sizeof(rep), &rep);

+    if (rep.num_modifiers)

+    {

+	client->pSwapReplyFunc = (ReplySwapPtr) Swap32Write;

+        WriteSwappedDataToClient(client, rep.num_modifiers * 4, (char*)modifiers_failed);

+    }

+    free(modifiers_failed);

+    return ret;

+}

+

+void

+SRepXIPassiveGrabDevice(ClientPtr client, int size,

+                        xXIPassiveGrabDeviceReply * rep)

+{

+    char n;

+

+    swaps(&rep->sequenceNumber, n);

+    swapl(&rep->length, n);

+    swaps(&rep->num_modifiers, n);

+

+    WriteToClient(client, size, (char *)rep);

+}

+

+int

+SProcXIPassiveUngrabDevice(ClientPtr client)

+{

+    char n;

+    int i;

+    uint32_t *modifiers;

+

+    REQUEST(xXIPassiveUngrabDeviceReq);

+

+    swaps(&stuff->length, n);

+    swapl(&stuff->grab_window, n);

+    swaps(&stuff->deviceid, n);

+    swapl(&stuff->detail, n);

+    swaps(&stuff->num_modifiers, n);

+

+    modifiers = (uint32_t*)&stuff[1];

+

+    for (i = 0; i < stuff->num_modifiers; i++, modifiers++)

+        swapl(modifiers, n);

+

+    return ProcXIPassiveUngrabDevice(client);

+}

+

+int

+ProcXIPassiveUngrabDevice(ClientPtr client)

+{

+    DeviceIntPtr dev, mod_dev;

+    WindowPtr win;

+    GrabRec tempGrab;

+    uint32_t* modifiers;

+    int i, rc;

+

+    REQUEST(xXIPassiveUngrabDeviceReq);

+    REQUEST_AT_LEAST_SIZE(xXIPassiveUngrabDeviceReq);

+

+    rc = dixLookupDevice(&dev, stuff->deviceid, client, DixGrabAccess);

+    if (rc != Success)

+	return rc;

+

+    if (stuff->grab_type != XIGrabtypeButton &&

+        stuff->grab_type != XIGrabtypeKeycode &&

+        stuff->grab_type != XIGrabtypeEnter &&

+        stuff->grab_type != XIGrabtypeFocusIn)

+    {

+        client->errorValue = stuff->grab_type;

+        return BadValue;

+    }

+

+    if ((stuff->grab_type == XIGrabtypeEnter ||

+         stuff->grab_type == XIGrabtypeFocusIn) && stuff->detail != 0)

+    {

+        client->errorValue = stuff->detail;

+        return BadValue;

+    }

+

+    rc = dixLookupWindow(&win, stuff->grab_window, client, DixSetAttrAccess);

+    if (rc != Success)

+        return rc;

+

+    mod_dev = (IsFloating(dev)) ? dev : GetMaster(dev, MASTER_KEYBOARD);

+

+    tempGrab.resource = client->clientAsMask;

+    tempGrab.device = dev;

+    tempGrab.window = win;

+    switch(stuff->grab_type)

+    {

+        case XIGrabtypeButton:  tempGrab.type = XI_ButtonPress; break;

+        case XIGrabtypeKeycode:  tempGrab.type = XI_KeyPress;    break;

+        case XIGrabtypeEnter:   tempGrab.type = XI_Enter;       break;

+        case XIGrabtypeFocusIn: tempGrab.type = XI_FocusIn;     break;

+    }

+    tempGrab.grabtype = GRABTYPE_XI2;

+    tempGrab.modifierDevice = mod_dev;

+    tempGrab.modifiersDetail.pMask = NULL;

+    tempGrab.detail.exact = stuff->detail;

+    tempGrab.detail.pMask = NULL;

+

+    modifiers = (uint32_t*)&stuff[1];

+

+    for (i = 0; i < stuff->num_modifiers; i++, modifiers++)

+    {

+        tempGrab.modifiersDetail.exact = *modifiers;

+        DeletePassiveGrabFromList(&tempGrab);

+    }

+

+    return Success;

+}

diff --git a/xorg-server/Xi/xiquerydevice.c b/xorg-server/Xi/xiquerydevice.c
index 8b5421130..f8a4eb8a5 100644
--- a/xorg-server/Xi/xiquerydevice.c
+++ b/xorg-server/Xi/xiquerydevice.c
@@ -1,503 +1,503 @@
-/*
- * Copyright © 2009 Red Hat, Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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.
- *
- * Authors: Peter Hutterer
- *
- */
-
-/**
- * @file Protocol handling for the XIQueryDevice request/reply.
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include "inputstr.h"
-#include <X11/X.h>
-#include <X11/Xatom.h>
-#include <X11/extensions/XI2proto.h>
-#include "xkbstr.h"
-#include "xkbsrv.h"
-#include "xserver-properties.h"
-#include "exevents.h"
-#include "xace.h"
-
-#include "xiquerydevice.h"
-
-static Bool ShouldSkipDevice(ClientPtr client, int deviceid, DeviceIntPtr d);
-static int
-ListDeviceInfo(ClientPtr client, DeviceIntPtr dev, xXIDeviceInfo* info);
-static int SizeDeviceInfo(DeviceIntPtr dev);
-static void SwapDeviceInfo(DeviceIntPtr dev, xXIDeviceInfo* info);
-int
-SProcXIQueryDevice(ClientPtr client)
-{
-    char n;
-
-    REQUEST(xXIQueryDeviceReq);
-
-    swaps(&stuff->length, n);
-    swaps(&stuff->deviceid, n);
-
-    return ProcXIQueryDevice(client);
-}
-
-int
-ProcXIQueryDevice(ClientPtr client)
-{
-    xXIQueryDeviceReply rep;
-    DeviceIntPtr dev = NULL;
-    int rc = Success;
-    int i = 0, len = 0;
-    char *info, *ptr;
-    Bool *skip = NULL;
-
-    REQUEST(xXIQueryDeviceReq);
-    REQUEST_SIZE_MATCH(xXIQueryDeviceReq);
-
-    if (stuff->deviceid != XIAllDevices && stuff->deviceid != XIAllMasterDevices)
-    {
-        rc = dixLookupDevice(&dev, stuff->deviceid, client, DixGetAttrAccess);
-        if (rc != Success)
-        {
-            client->errorValue = stuff->deviceid;
-            return rc;
-        }
-        len += SizeDeviceInfo(dev);
-    }
-    else
-    {
-        skip = calloc(sizeof(Bool), inputInfo.numDevices);
-        if (!skip)
-            return BadAlloc;
-
-        for (dev = inputInfo.devices; dev; dev = dev->next, i++)
-        {
-            skip[i] = ShouldSkipDevice(client, stuff->deviceid, dev);
-            if (!skip[i])
-                len += SizeDeviceInfo(dev);
-        }
-
-        for (dev = inputInfo.off_devices; dev; dev = dev->next, i++)
-        {
-            skip[i] = ShouldSkipDevice(client, stuff->deviceid, dev);
-            if (!skip[i])
-                len += SizeDeviceInfo(dev);
-        }
-    }
-
-    info = calloc(1, len);
-    if (!info)
-        return BadAlloc;
-
-    memset(&rep, 0, sizeof(xXIQueryDeviceReply));
-    rep.repType = X_Reply;
-    rep.RepType = X_XIQueryDevice;
-    rep.sequenceNumber = client->sequence;
-    rep.length = len/4;
-    rep.num_devices = 0;
-
-    ptr = info;
-    if (dev)
-    {
-        len = ListDeviceInfo(client, dev, (xXIDeviceInfo*)info);
-        if (client->swapped)
-            SwapDeviceInfo(dev, (xXIDeviceInfo*)info);
-        info += len;
-        rep.num_devices = 1;
-    } else
-    {
-        i = 0;
-        for (dev = inputInfo.devices; dev; dev = dev->next, i++)
-        {
-            if (!skip[i])
-            {
-                len = ListDeviceInfo(client, dev, (xXIDeviceInfo*)info);
-                if (client->swapped)
-                    SwapDeviceInfo(dev, (xXIDeviceInfo*)info);
-                info += len;
-                rep.num_devices++;
-            }
-        }
-
-        for (dev = inputInfo.off_devices; dev; dev = dev->next, i++)
-        {
-            if (!skip[i])
-            {
-                len = ListDeviceInfo(client, dev, (xXIDeviceInfo*)info);
-                if (client->swapped)
-                    SwapDeviceInfo(dev, (xXIDeviceInfo*)info);
-                info += len;
-                rep.num_devices++;
-            }
-        }
-    }
-
-    WriteReplyToClient(client, sizeof(xXIQueryDeviceReply), &rep);
-    WriteToClient(client, rep.length * 4, ptr);
-    free(ptr);
-    free(skip);
-    return rc;
-}
-
-void
-SRepXIQueryDevice(ClientPtr client, int size, xXIQueryDeviceReply *rep)
-{
-    char n;
-
-    swaps(&rep->sequenceNumber, n);
-    swapl(&rep->length, n);
-    swaps(&rep->num_devices, n);
-
-    /* Device info is already swapped, see ProcXIQueryDevice */
-
-    WriteToClient(client, size, (char *)rep);
-}
-
-
-/**
- * @return Whether the device should be included in the returned list.
- */
-static Bool
-ShouldSkipDevice(ClientPtr client, int deviceid, DeviceIntPtr dev)
-{
-    /* if all devices are not being queried, only master devices are */
-    if (deviceid == XIAllDevices || IsMaster(dev))
-    {
-        int rc = XaceHook(XACE_DEVICE_ACCESS, client, dev, DixGetAttrAccess);
-        if (rc == Success)
-            return FALSE;
-    }
-    return TRUE;
-}
-
-/**
- * @return The number of bytes needed to store this device's xXIDeviceInfo
- * (and its classes).
- */
-static int
-SizeDeviceInfo(DeviceIntPtr dev)
-{
-    int len = sizeof(xXIDeviceInfo);
-
-    /* 4-padded name */
-    len += pad_to_int32(strlen(dev->name));
-
-    return len + SizeDeviceClasses(dev);
-
-}
-
-/*
- * @return The number of bytes needed to store this device's classes.
- */
-int
-SizeDeviceClasses(DeviceIntPtr dev)
-{
-    int len = 0;
-
-    if (dev->button)
-    {
-        len += sizeof(xXIButtonInfo);
-        len += dev->button->numButtons * sizeof(Atom);
-        len += pad_to_int32(bits_to_bytes(dev->button->numButtons));
-    }
-
-    if (dev->key)
-    {
-        XkbDescPtr xkb = dev->key->xkbInfo->desc;
-        len += sizeof(xXIKeyInfo);
-        len += (xkb->max_key_code - xkb->min_key_code + 1) * sizeof(uint32_t);
-    }
-
-    if (dev->valuator)
-        len += sizeof(xXIValuatorInfo) * dev->valuator->numAxes;
-
-    return len;
-}
-
-
-/**
- * Write button information into info.
- * @return Number of bytes written into info.
- */
-int
-ListButtonInfo(DeviceIntPtr dev, xXIButtonInfo* info, Bool reportState)
-{
-    unsigned char *bits;
-    int mask_len;
-    int i;
-
-    if (!dev || !dev->button)
-	return 0;
-
-    mask_len = bytes_to_int32(bits_to_bytes(dev->button->numButtons));
-
-    info->type = ButtonClass;
-    info->num_buttons = dev->button->numButtons;
-    info->length = bytes_to_int32(sizeof(xXIButtonInfo)) +
-                   info->num_buttons + mask_len;
-    info->sourceid = dev->button->sourceid;
-
-    bits = (unsigned char*)&info[1];
-    memset(bits, 0, mask_len * 4);
-
-    if (reportState)
-	for (i = 0; i < dev->button->numButtons; i++)
-	    if (BitIsOn(dev->button->down, i))
-		SetBit(bits, i);
-
-    bits += mask_len * 4;
-    memcpy(bits, dev->button->labels, dev->button->numButtons * sizeof(Atom));
-
-    return info->length * 4;
-}
-
-static void
-SwapButtonInfo(DeviceIntPtr dev, xXIButtonInfo* info)
-{
-    char n;
-    Atom *btn;
-    int i;
-    swaps(&info->type, n);
-    swaps(&info->length, n);
-    swaps(&info->sourceid, n);
-
-    for (i = 0, btn = (Atom*)&info[1]; i < info->num_buttons; i++, btn++)
-        swaps(btn, n);
-
-    swaps(&info->num_buttons, n);
-}
-
-/**
- * Write key information into info.
- * @return Number of bytes written into info.
- */
-int
-ListKeyInfo(DeviceIntPtr dev, xXIKeyInfo* info)
-{
-    int i;
-    XkbDescPtr xkb = dev->key->xkbInfo->desc;
-    uint32_t *kc;
-
-    info->type = KeyClass;
-    info->num_keycodes = xkb->max_key_code - xkb->min_key_code + 1;
-    info->length = sizeof(xXIKeyInfo)/4 + info->num_keycodes;
-    info->sourceid = dev->key->sourceid;
-
-    kc = (uint32_t*)&info[1];
-    for (i = xkb->min_key_code; i <= xkb->max_key_code; i++, kc++)
-        *kc = i;
-
-    return info->length * 4;
-}
-
-static void
-SwapKeyInfo(DeviceIntPtr dev, xXIKeyInfo* info)
-{
-    char n;
-    uint32_t *key;
-    int i;
-    swaps(&info->type, n);
-    swaps(&info->length, n);
-    swaps(&info->sourceid, n);
-
-    for (i = 0, key = (uint32_t*)&info[1]; i < info->num_keycodes; i++, key++)
-        swapl(key, n);
-
-    swaps(&info->num_keycodes, n);
-}
-
-/**
- * List axis information for the given axis.
- *
- * @return The number of bytes written into info.
- */
-int
-ListValuatorInfo(DeviceIntPtr dev, xXIValuatorInfo* info, int axisnumber,
-		 Bool reportState)
-{
-    ValuatorClassPtr v = dev->valuator;
-
-    info->type = ValuatorClass;
-    info->length = sizeof(xXIValuatorInfo)/4;
-    info->label = v->axes[axisnumber].label;
-    info->min.integral = v->axes[axisnumber].min_value;
-    info->min.frac = 0;
-    info->max.integral = v->axes[axisnumber].max_value;
-    info->max.frac = 0;
-    info->value.integral = (int)v->axisVal[axisnumber];
-    info->value.frac = (int)(v->axisVal[axisnumber] * (1 << 16) * (1 << 16));
-    info->resolution = v->axes[axisnumber].resolution;
-    info->number = axisnumber;
-    info->mode = valuator_get_mode(dev, axisnumber);
-    info->sourceid = v->sourceid;
-
-    if (!reportState)
-	info->value = info->min;
-
-    return info->length * 4;
-}
-
-static void
-SwapValuatorInfo(DeviceIntPtr dev, xXIValuatorInfo* info)
-{
-    char n;
-    swaps(&info->type, n);
-    swaps(&info->length, n);
-    swapl(&info->label, n);
-    swapl(&info->min.integral, n);
-    swapl(&info->min.frac, n);
-    swapl(&info->max.integral, n);
-    swapl(&info->max.frac, n);
-    swaps(&info->number, n);
-    swaps(&info->sourceid, n);
-}
-
-int GetDeviceUse(DeviceIntPtr dev, uint16_t *attachment)
-{
-    DeviceIntPtr master = GetMaster(dev, MASTER_ATTACHED);
-    int use;
-
-    if (IsMaster(dev))
-    {
-        DeviceIntPtr paired = GetPairedDevice(dev);
-        use = IsPointerDevice(dev) ? XIMasterPointer : XIMasterKeyboard;
-        *attachment = (paired ? paired->id : 0);
-    } else if (!IsFloating(dev))
-    {
-        use = IsPointerDevice(master) ? XISlavePointer : XISlaveKeyboard;
-        *attachment = master->id;
-    } else
-        use = XIFloatingSlave;
-
-    return use;
-}
-
-/**
- * Write the info for device dev into the buffer pointed to by info.
- *
- * @return The number of bytes used.
- */
-static int
-ListDeviceInfo(ClientPtr client, DeviceIntPtr dev, xXIDeviceInfo* info)
-{
-    char *any = (char*)&info[1];
-    int len = 0, total_len = 0;
-
-    info->deviceid = dev->id;
-    info->use = GetDeviceUse(dev, &info->attachment);
-    info->num_classes = 0;
-    info->name_len = strlen(dev->name);
-    info->enabled = dev->enabled;
-    total_len = sizeof(xXIDeviceInfo);
-
-    len = pad_to_int32(info->name_len);
-    memset(any, 0, len);
-    strncpy(any, dev->name, info->name_len);
-    any += len;
-    total_len += len;
-
-    total_len += ListDeviceClasses(client, dev, any, &info->num_classes);
-    return total_len;
-}
-
-/**
- * Write the class info of the device into the memory pointed to by any, set
- * nclasses to the number of classes in total and return the number of bytes
- * written.
- */
-int
-ListDeviceClasses(ClientPtr client, DeviceIntPtr dev,
-		  char *any, uint16_t *nclasses)
-{
-    int total_len = 0;
-    int len;
-    int i;
-    int rc;
-
-    /* Check if the current device state should be suppressed */
-    rc = XaceHook(XACE_DEVICE_ACCESS, client, dev, DixReadAccess);
-
-    if (dev->button)
-    {
-        (*nclasses)++;
-        len = ListButtonInfo(dev, (xXIButtonInfo*)any, rc == Success);
-        any += len;
-        total_len += len;
-    }
-
-    if (dev->key)
-    {
-        (*nclasses)++;
-        len = ListKeyInfo(dev, (xXIKeyInfo*)any);
-        any += len;
-        total_len += len;
-    }
-
-    for (i = 0; dev->valuator && i < dev->valuator->numAxes; i++)
-    {
-        (*nclasses)++;
-        len = ListValuatorInfo(dev, (xXIValuatorInfo*)any, i, rc == Success);
-        any += len;
-        total_len += len;
-    }
-
-    return total_len;
-}
-
-static void
-SwapDeviceInfo(DeviceIntPtr dev, xXIDeviceInfo* info)
-{
-    char n;
-    char *any = (char*)&info[1];
-    int i;
-
-    /* Skip over name */
-    any += pad_to_int32(info->name_len);
-
-    for (i = 0; i < info->num_classes; i++)
-    {
-        int len = ((xXIAnyInfo*)any)->length;
-        switch(((xXIAnyInfo*)any)->type)
-        {
-            case XIButtonClass:
-                SwapButtonInfo(dev, (xXIButtonInfo*)any);
-                break;
-            case XIKeyClass:
-                SwapKeyInfo(dev, (xXIKeyInfo*)any);
-                break;
-            case XIValuatorClass:
-                SwapValuatorInfo(dev, (xXIValuatorInfo*)any);
-                break;
-        }
-
-        any += len * 4;
-    }
-
-    swaps(&info->deviceid, n);
-    swaps(&info->use, n);
-    swaps(&info->attachment, n);
-    swaps(&info->num_classes, n);
-    swaps(&info->name_len, n);
-
-}
+/*

+ * Copyright © 2009 Red Hat, Inc.

+ *

+ * Permission is hereby granted, free of charge, to any person obtaining a

+ * copy of this software and associated documentation files (the "Software"),

+ * to deal in the Software without restriction, including without limitation

+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,

+ * and/or sell copies of the Software, and to permit persons to whom the

+ * Software is furnished to do so, subject to the following conditions:

+ *

+ * The above copyright notice and this permission notice (including the next

+ * paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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.

+ *

+ * Authors: Peter Hutterer

+ *

+ */

+

+/**

+ * @file Protocol handling for the XIQueryDevice request/reply.

+ */

+

+#ifdef HAVE_DIX_CONFIG_H

+#include <dix-config.h>

+#endif

+

+#include "inputstr.h"

+#include <X11/X.h>

+#include <X11/Xatom.h>

+#include <X11/extensions/XI2proto.h>

+#include "xkbstr.h"

+#include "xkbsrv.h"

+#include "xserver-properties.h"

+#include "exevents.h"

+#include "xace.h"

+

+#include "xiquerydevice.h"

+

+static Bool ShouldSkipDevice(ClientPtr client, int deviceid, DeviceIntPtr d);

+static int

+ListDeviceInfo(ClientPtr client, DeviceIntPtr dev, xXIDeviceInfo* info);

+static int SizeDeviceInfo(DeviceIntPtr dev);

+static void SwapDeviceInfo(DeviceIntPtr dev, xXIDeviceInfo* info);

+int

+SProcXIQueryDevice(ClientPtr client)

+{

+    char n;

+

+    REQUEST(xXIQueryDeviceReq);

+

+    swaps(&stuff->length, n);

+    swaps(&stuff->deviceid, n);

+

+    return ProcXIQueryDevice(client);

+}

+

+int

+ProcXIQueryDevice(ClientPtr client)

+{

+    xXIQueryDeviceReply rep;

+    DeviceIntPtr dev = NULL;

+    int rc = Success;

+    int i = 0, len = 0;

+    char *info, *ptr;

+    Bool *skip = NULL;

+

+    REQUEST(xXIQueryDeviceReq);

+    REQUEST_SIZE_MATCH(xXIQueryDeviceReq);

+

+    if (stuff->deviceid != XIAllDevices && stuff->deviceid != XIAllMasterDevices)

+    {

+        rc = dixLookupDevice(&dev, stuff->deviceid, client, DixGetAttrAccess);

+        if (rc != Success)

+        {

+            client->errorValue = stuff->deviceid;

+            return rc;

+        }

+        len += SizeDeviceInfo(dev);

+    }

+    else

+    {

+        skip = calloc(sizeof(Bool), inputInfo.numDevices);

+        if (!skip)

+            return BadAlloc;

+

+        for (dev = inputInfo.devices; dev; dev = dev->next, i++)

+        {

+            skip[i] = ShouldSkipDevice(client, stuff->deviceid, dev);

+            if (!skip[i])

+                len += SizeDeviceInfo(dev);

+        }

+

+        for (dev = inputInfo.off_devices; dev; dev = dev->next, i++)

+        {

+            skip[i] = ShouldSkipDevice(client, stuff->deviceid, dev);

+            if (!skip[i])

+                len += SizeDeviceInfo(dev);

+        }

+    }

+

+    info = calloc(1, len);

+    if (!info)

+        return BadAlloc;

+

+    memset(&rep, 0, sizeof(xXIQueryDeviceReply));

+    rep.repType = X_Reply;

+    rep.RepType = X_XIQueryDevice;

+    rep.sequenceNumber = client->sequence;

+    rep.length = len/4;

+    rep.num_devices = 0;

+

+    ptr = info;

+    if (dev)

+    {

+        len = ListDeviceInfo(client, dev, (xXIDeviceInfo*)info);

+        if (client->swapped)

+            SwapDeviceInfo(dev, (xXIDeviceInfo*)info);

+        info += len;

+        rep.num_devices = 1;

+    } else

+    {

+        i = 0;

+        for (dev = inputInfo.devices; dev; dev = dev->next, i++)

+        {

+            if (!skip[i])

+            {

+                len = ListDeviceInfo(client, dev, (xXIDeviceInfo*)info);

+                if (client->swapped)

+                    SwapDeviceInfo(dev, (xXIDeviceInfo*)info);

+                info += len;

+                rep.num_devices++;

+            }

+        }

+

+        for (dev = inputInfo.off_devices; dev; dev = dev->next, i++)

+        {

+            if (!skip[i])

+            {

+                len = ListDeviceInfo(client, dev, (xXIDeviceInfo*)info);

+                if (client->swapped)

+                    SwapDeviceInfo(dev, (xXIDeviceInfo*)info);

+                info += len;

+                rep.num_devices++;

+            }

+        }

+    }

+

+    WriteReplyToClient(client, sizeof(xXIQueryDeviceReply), &rep);

+    WriteToClient(client, rep.length * 4, ptr);

+    free(ptr);

+    free(skip);

+    return rc;

+}

+

+void

+SRepXIQueryDevice(ClientPtr client, int size, xXIQueryDeviceReply *rep)

+{

+    char n;

+

+    swaps(&rep->sequenceNumber, n);

+    swapl(&rep->length, n);

+    swaps(&rep->num_devices, n);

+

+    /* Device info is already swapped, see ProcXIQueryDevice */

+

+    WriteToClient(client, size, (char *)rep);

+}

+

+

+/**

+ * @return Whether the device should be included in the returned list.

+ */

+static Bool

+ShouldSkipDevice(ClientPtr client, int deviceid, DeviceIntPtr dev)

+{

+    /* if all devices are not being queried, only master devices are */

+    if (deviceid == XIAllDevices || IsMaster(dev))

+    {

+        int rc = XaceHook(XACE_DEVICE_ACCESS, client, dev, DixGetAttrAccess);

+        if (rc == Success)

+            return FALSE;

+    }

+    return TRUE;

+}

+

+/**

+ * @return The number of bytes needed to store this device's xXIDeviceInfo

+ * (and its classes).

+ */

+static int

+SizeDeviceInfo(DeviceIntPtr dev)

+{

+    int len = sizeof(xXIDeviceInfo);

+

+    /* 4-padded name */

+    len += pad_to_int32(strlen(dev->name));

+

+    return len + SizeDeviceClasses(dev);

+

+}

+

+/*

+ * @return The number of bytes needed to store this device's classes.

+ */

+int

+SizeDeviceClasses(DeviceIntPtr dev)

+{

+    int len = 0;

+

+    if (dev->button)

+    {

+        len += sizeof(xXIButtonInfo);

+        len += dev->button->numButtons * sizeof(Atom);

+        len += pad_to_int32(bits_to_bytes(dev->button->numButtons));

+    }

+

+    if (dev->key)

+    {

+        XkbDescPtr xkb = dev->key->xkbInfo->desc;

+        len += sizeof(xXIKeyInfo);

+        len += (xkb->max_key_code - xkb->min_key_code + 1) * sizeof(uint32_t);

+    }

+

+    if (dev->valuator)

+        len += sizeof(xXIValuatorInfo) * dev->valuator->numAxes;

+

+    return len;

+}

+

+

+/**

+ * Write button information into info.

+ * @return Number of bytes written into info.

+ */

+int

+ListButtonInfo(DeviceIntPtr dev, xXIButtonInfo* info, Bool reportState)

+{

+    unsigned char *bits;

+    int mask_len;

+    int i;

+

+    if (!dev || !dev->button)

+	return 0;

+

+    mask_len = bytes_to_int32(bits_to_bytes(dev->button->numButtons));

+

+    info->type = ButtonClass;

+    info->num_buttons = dev->button->numButtons;

+    info->length = bytes_to_int32(sizeof(xXIButtonInfo)) +

+                   info->num_buttons + mask_len;

+    info->sourceid = dev->button->sourceid;

+

+    bits = (unsigned char*)&info[1];

+    memset(bits, 0, mask_len * 4);

+

+    if (reportState)

+	for (i = 0; i < dev->button->numButtons; i++)

+	    if (BitIsOn(dev->button->down, i))

+		SetBit(bits, i);

+

+    bits += mask_len * 4;

+    memcpy(bits, dev->button->labels, dev->button->numButtons * sizeof(Atom));

+

+    return info->length * 4;

+}

+

+static void

+SwapButtonInfo(DeviceIntPtr dev, xXIButtonInfo* info)

+{

+    char n;

+    Atom *btn;

+    int i;

+    swaps(&info->type, n);

+    swaps(&info->length, n);

+    swaps(&info->sourceid, n);

+

+    for (i = 0, btn = (Atom*)&info[1]; i < info->num_buttons; i++, btn++)

+        swaps(btn, n);

+

+    swaps(&info->num_buttons, n);

+}

+

+/**

+ * Write key information into info.

+ * @return Number of bytes written into info.

+ */

+int

+ListKeyInfo(DeviceIntPtr dev, xXIKeyInfo* info)

+{

+    int i;

+    XkbDescPtr xkb = dev->key->xkbInfo->desc;

+    uint32_t *kc;

+

+    info->type = KeyClass;

+    info->num_keycodes = xkb->max_key_code - xkb->min_key_code + 1;

+    info->length = sizeof(xXIKeyInfo)/4 + info->num_keycodes;

+    info->sourceid = dev->key->sourceid;

+

+    kc = (uint32_t*)&info[1];

+    for (i = xkb->min_key_code; i <= xkb->max_key_code; i++, kc++)

+        *kc = i;

+

+    return info->length * 4;

+}

+

+static void

+SwapKeyInfo(DeviceIntPtr dev, xXIKeyInfo* info)

+{

+    char n;

+    uint32_t *key;

+    int i;

+    swaps(&info->type, n);

+    swaps(&info->length, n);

+    swaps(&info->sourceid, n);

+

+    for (i = 0, key = (uint32_t*)&info[1]; i < info->num_keycodes; i++, key++)

+        swapl(key, n);

+

+    swaps(&info->num_keycodes, n);

+}

+

+/**

+ * List axis information for the given axis.

+ *

+ * @return The number of bytes written into info.

+ */

+int

+ListValuatorInfo(DeviceIntPtr dev, xXIValuatorInfo* info, int axisnumber,

+		 Bool reportState)

+{

+    ValuatorClassPtr v = dev->valuator;

+

+    info->type = ValuatorClass;

+    info->length = sizeof(xXIValuatorInfo)/4;

+    info->label = v->axes[axisnumber].label;

+    info->min.integral = v->axes[axisnumber].min_value;

+    info->min.frac = 0;

+    info->max.integral = v->axes[axisnumber].max_value;

+    info->max.frac = 0;

+    info->value.integral = (int)v->axisVal[axisnumber];

+    info->value.frac = (int)(v->axisVal[axisnumber] * (1 << 16) * (1 << 16));

+    info->resolution = v->axes[axisnumber].resolution;

+    info->number = axisnumber;

+    info->mode = valuator_get_mode(dev, axisnumber);

+    info->sourceid = v->sourceid;

+

+    if (!reportState)

+	info->value = info->min;

+

+    return info->length * 4;

+}

+

+static void

+SwapValuatorInfo(DeviceIntPtr dev, xXIValuatorInfo* info)

+{

+    char n;

+    swaps(&info->type, n);

+    swaps(&info->length, n);

+    swapl(&info->label, n);

+    swapl(&info->min.integral, n);

+    swapl(&info->min.frac, n);

+    swapl(&info->max.integral, n);

+    swapl(&info->max.frac, n);

+    swaps(&info->number, n);

+    swaps(&info->sourceid, n);

+}

+

+int GetDeviceUse(DeviceIntPtr dev, uint16_t *attachment)

+{

+    DeviceIntPtr master = GetMaster(dev, MASTER_ATTACHED);

+    int use;

+

+    if (IsMaster(dev))

+    {

+        DeviceIntPtr paired = GetPairedDevice(dev);

+        use = IsPointerDevice(dev) ? XIMasterPointer : XIMasterKeyboard;

+        *attachment = (paired ? paired->id : 0);

+    } else if (!IsFloating(dev))

+    {

+        use = IsPointerDevice(master) ? XISlavePointer : XISlaveKeyboard;

+        *attachment = master->id;

+    } else

+        use = XIFloatingSlave;

+

+    return use;

+}

+

+/**

+ * Write the info for device dev into the buffer pointed to by info.

+ *

+ * @return The number of bytes used.

+ */

+static int

+ListDeviceInfo(ClientPtr client, DeviceIntPtr dev, xXIDeviceInfo* info)

+{

+    char *any = (char*)&info[1];

+    int len = 0, total_len = 0;

+

+    info->deviceid = dev->id;

+    info->use = GetDeviceUse(dev, &info->attachment);

+    info->num_classes = 0;

+    info->name_len = strlen(dev->name);

+    info->enabled = dev->enabled;

+    total_len = sizeof(xXIDeviceInfo);

+

+    len = pad_to_int32(info->name_len);

+    memset(any, 0, len);

+    strncpy(any, dev->name, info->name_len);

+    any += len;

+    total_len += len;

+

+    total_len += ListDeviceClasses(client, dev, any, &info->num_classes);

+    return total_len;

+}

+

+/**

+ * Write the class info of the device into the memory pointed to by any, set

+ * nclasses to the number of classes in total and return the number of bytes

+ * written.

+ */

+int

+ListDeviceClasses(ClientPtr client, DeviceIntPtr dev,

+		  char *any, uint16_t *nclasses)

+{

+    int total_len = 0;

+    int len;

+    int i;

+    int rc;

+

+    /* Check if the current device state should be suppressed */

+    rc = XaceHook(XACE_DEVICE_ACCESS, client, dev, DixReadAccess);

+

+    if (dev->button)

+    {

+        (*nclasses)++;

+        len = ListButtonInfo(dev, (xXIButtonInfo*)any, rc == Success);

+        any += len;

+        total_len += len;

+    }

+

+    if (dev->key)

+    {

+        (*nclasses)++;

+        len = ListKeyInfo(dev, (xXIKeyInfo*)any);

+        any += len;

+        total_len += len;

+    }

+

+    for (i = 0; dev->valuator && i < dev->valuator->numAxes; i++)

+    {

+        (*nclasses)++;

+        len = ListValuatorInfo(dev, (xXIValuatorInfo*)any, i, rc == Success);

+        any += len;

+        total_len += len;

+    }

+

+    return total_len;

+}

+

+static void

+SwapDeviceInfo(DeviceIntPtr dev, xXIDeviceInfo* info)

+{

+    char n;

+    char *any = (char*)&info[1];

+    int i;

+

+    /* Skip over name */

+    any += pad_to_int32(info->name_len);

+

+    for (i = 0; i < info->num_classes; i++)

+    {

+        int len = ((xXIAnyInfo*)any)->length;

+        switch(((xXIAnyInfo*)any)->type)

+        {

+            case XIButtonClass:

+                SwapButtonInfo(dev, (xXIButtonInfo*)any);

+                break;

+            case XIKeyClass:

+                SwapKeyInfo(dev, (xXIKeyInfo*)any);

+                break;

+            case XIValuatorClass:

+                SwapValuatorInfo(dev, (xXIValuatorInfo*)any);

+                break;

+        }

+

+        any += len * 4;

+    }

+

+    swaps(&info->deviceid, n);

+    swaps(&info->use, n);

+    swaps(&info->attachment, n);

+    swaps(&info->num_classes, n);

+    swaps(&info->name_len, n);

+

+}

diff --git a/xorg-server/Xi/xiquerypointer.c b/xorg-server/Xi/xiquerypointer.c
index 51317994b..ce025432e 100644
--- a/xorg-server/Xi/xiquerypointer.c
+++ b/xorg-server/Xi/xiquerypointer.c
@@ -1,229 +1,229 @@
-/*
- * Copyright 2007-2008 Peter Hutterer
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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.
- *
- * Author: Peter Hutterer, University of South Australia, NICTA
- */
-
-/***********************************************************************
- *
- * Request to query the pointer location of an extension input device.
- *
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <X11/X.h>	/* for inputstr.h    */
-#include <X11/Xproto.h>	/* Request macro     */
-#include "inputstr.h"	/* DeviceIntPtr      */
-#include "windowstr.h"	/* window structure  */
-#include <X11/extensions/XI.h>
-#include <X11/extensions/XI2proto.h>
-#include "extnsionst.h"
-#include "exevents.h"
-#include "exglobals.h"
-#include "eventconvert.h"
-#include "scrnintstr.h"
-#include "xkbsrv.h"
-
-#ifdef PANORAMIX
-#include "panoramiXsrv.h"
-#endif
-
-#include "xiquerypointer.h"
-
-/***********************************************************************
- *
- * This procedure allows a client to query the pointer of a device.
- *
- */
-
-int
-SProcXIQueryPointer(ClientPtr client)
-{
-    char n;
-
-    REQUEST(xXIQueryPointerReq);
-    swaps(&stuff->length, n);
-    swaps(&stuff->deviceid, n);
-    swapl(&stuff->win, n);
-    return (ProcXIQueryPointer(client));
-}
-
-int
-ProcXIQueryPointer(ClientPtr client)
-{
-    int rc;
-    xXIQueryPointerReply rep;
-    DeviceIntPtr pDev, kbd;
-    WindowPtr pWin, t;
-    SpritePtr pSprite;
-    XkbStatePtr state;
-    char *buttons = NULL;
-    int buttons_size = 0; /* size of buttons array */
-
-    REQUEST(xXIQueryPointerReq);
-    REQUEST_SIZE_MATCH(xXIQueryPointerReq);
-
-    rc = dixLookupDevice(&pDev, stuff->deviceid, client, DixReadAccess);
-    if (rc != Success)
-    {
-        client->errorValue = stuff->deviceid;
-        return rc;
-    }
-
-    if (pDev->valuator == NULL || IsKeyboardDevice(pDev) ||
-        (!IsMaster(pDev) && !IsFloating(pDev))) /* no attached devices */
-    {
-        client->errorValue = stuff->deviceid;
-        return BadDevice;
-    }
-
-    rc = dixLookupWindow(&pWin, stuff->win, client, DixGetAttrAccess);
-    if (rc != Success)
-    {
-        SendErrorToClient(client, IReqCode, X_XIQueryPointer,
-                stuff->win, rc);
-        return Success;
-    }
-
-    if (pDev->valuator->motionHintWindow)
-        MaybeStopHint(pDev, client);
-
-    if (IsMaster(pDev))
-        kbd = GetPairedDevice(pDev);
-    else
-        kbd = (pDev->key) ? pDev : NULL;
-
-    pSprite = pDev->spriteInfo->sprite;
-
-    memset(&rep, 0, sizeof(rep));
-    rep.repType = X_Reply;
-    rep.RepType = X_XIQueryPointer;
-    rep.length = 6;
-    rep.sequenceNumber = client->sequence;
-    rep.root = (GetCurrentRootWindow(pDev))->drawable.id;
-    rep.root_x = FP1616(pSprite->hot.x, 0);
-    rep.root_y = FP1616(pSprite->hot.y, 0);
-    rep.child = None;
-
-    if (kbd)
-    {
-        state = &kbd->key->xkbInfo->state;
-        rep.mods.base_mods = state->base_mods;
-        rep.mods.latched_mods = state->latched_mods;
-        rep.mods.locked_mods = state->locked_mods;
-
-        rep.group.base_group = state->base_group;
-        rep.group.latched_group = state->latched_group;
-        rep.group.locked_group = state->locked_group;
-    }
-
-    if (pDev->button)
-    {
-        int i, down;
-        rep.buttons_len = bytes_to_int32(bits_to_bytes(pDev->button->numButtons));
-        rep.length += rep.buttons_len;
-        buttons_size = rep.buttons_len * 4;
-        buttons = calloc(1, buttons_size);
-        if (!buttons)
-            return BadAlloc;
-
-        down = pDev->button->buttonsDown;
-
-        for (i = 0; i < pDev->button->numButtons && down; i++)
-        {
-            if (BitIsOn(pDev->button->down, i))
-            {
-                SetBit(buttons, i);
-                down--;
-            }
-        }
-    } else
-        rep.buttons_len = 0;
-
-    if (pSprite->hot.pScreen == pWin->drawable.pScreen)
-    {
-        rep.same_screen = xTrue;
-        rep.win_x = FP1616(pSprite->hot.x - pWin->drawable.x, 0);
-        rep.win_y = FP1616(pSprite->hot.y - pWin->drawable.y, 0);
-        for (t = pSprite->win; t; t = t->parent)
-            if (t->parent == pWin)
-            {
-                rep.child = t->drawable.id;
-                break;
-            }
-    } else
-    {
-        rep.same_screen = xFalse;
-        rep.win_x = 0;
-        rep.win_y = 0;
-    }
-
-#ifdef PANORAMIX
-    if(!noPanoramiXExtension) {
-        rep.root_x += FP1616(screenInfo.screens[0]->x, 0);
-        rep.root_y += FP1616(screenInfo.screens[0]->y, 0);
-        if (stuff->win == rep.root)
-        {
-            rep.win_x += FP1616(screenInfo.screens[0]->x, 0);
-            rep.win_y += FP1616(screenInfo.screens[0]->y, 0);
-        }
-    }
-#endif
-
-    WriteReplyToClient(client, sizeof(xXIQueryPointerReply), &rep);
-    if (buttons)
-        WriteToClient(client, buttons_size, buttons);
-
-    free(buttons);
-
-    return Success;
-}
-
-/***********************************************************************
- *
- * This procedure writes the reply for the XIQueryPointer function,
- * if the client and server have a different byte ordering.
- *
- */
-
-void
-SRepXIQueryPointer(ClientPtr client, int size,
-                   xXIQueryPointerReply * rep)
-{
-    char n;
-
-    swaps(&rep->sequenceNumber, n);
-    swapl(&rep->length, n);
-    swapl(&rep->root, n);
-    swapl(&rep->child, n);
-    swapl(&rep->root_x, n);
-    swapl(&rep->root_y, n);
-    swapl(&rep->win_x, n);
-    swapl(&rep->win_y, n);
-    swaps(&rep->buttons_len, n);
-
-    WriteToClient(client, size, (char *)rep);
-}
-
+/*

+ * Copyright 2007-2008 Peter Hutterer

+ *

+ * Permission is hereby granted, free of charge, to any person obtaining a

+ * copy of this software and associated documentation files (the "Software"),

+ * to deal in the Software without restriction, including without limitation

+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,

+ * and/or sell copies of the Software, and to permit persons to whom the

+ * Software is furnished to do so, subject to the following conditions:

+ *

+ * The above copyright notice and this permission notice (including the next

+ * paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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.

+ *

+ * Author: Peter Hutterer, University of South Australia, NICTA

+ */

+

+/***********************************************************************

+ *

+ * Request to query the pointer location of an extension input device.

+ *

+ */

+

+#ifdef HAVE_DIX_CONFIG_H

+#include <dix-config.h>

+#endif

+

+#include <X11/X.h>	/* for inputstr.h    */

+#include <X11/Xproto.h>	/* Request macro     */

+#include "inputstr.h"	/* DeviceIntPtr      */

+#include "windowstr.h"	/* window structure  */

+#include <X11/extensions/XI.h>

+#include <X11/extensions/XI2proto.h>

+#include "extnsionst.h"

+#include "exevents.h"

+#include "exglobals.h"

+#include "eventconvert.h"

+#include "scrnintstr.h"

+#include "xkbsrv.h"

+

+#ifdef PANORAMIX

+#include "panoramiXsrv.h"

+#endif

+

+#include "xiquerypointer.h"

+

+/***********************************************************************

+ *

+ * This procedure allows a client to query the pointer of a device.

+ *

+ */

+

+int

+SProcXIQueryPointer(ClientPtr client)

+{

+    char n;

+

+    REQUEST(xXIQueryPointerReq);

+    swaps(&stuff->length, n);

+    swaps(&stuff->deviceid, n);

+    swapl(&stuff->win, n);

+    return (ProcXIQueryPointer(client));

+}

+

+int

+ProcXIQueryPointer(ClientPtr client)

+{

+    int rc;

+    xXIQueryPointerReply rep;

+    DeviceIntPtr pDev, kbd;

+    WindowPtr pWin, t;

+    SpritePtr pSprite;

+    XkbStatePtr state;

+    char *buttons = NULL;

+    int buttons_size = 0; /* size of buttons array */

+

+    REQUEST(xXIQueryPointerReq);

+    REQUEST_SIZE_MATCH(xXIQueryPointerReq);

+

+    rc = dixLookupDevice(&pDev, stuff->deviceid, client, DixReadAccess);

+    if (rc != Success)

+    {

+        client->errorValue = stuff->deviceid;

+        return rc;

+    }

+

+    if (pDev->valuator == NULL || IsKeyboardDevice(pDev) ||

+        (!IsMaster(pDev) && !IsFloating(pDev))) /* no attached devices */

+    {

+        client->errorValue = stuff->deviceid;

+        return BadDevice;

+    }

+

+    rc = dixLookupWindow(&pWin, stuff->win, client, DixGetAttrAccess);

+    if (rc != Success)

+    {

+        SendErrorToClient(client, IReqCode, X_XIQueryPointer,

+                stuff->win, rc);

+        return Success;

+    }

+

+    if (pDev->valuator->motionHintWindow)

+        MaybeStopHint(pDev, client);

+

+    if (IsMaster(pDev))

+        kbd = GetPairedDevice(pDev);

+    else

+        kbd = (pDev->key) ? pDev : NULL;

+

+    pSprite = pDev->spriteInfo->sprite;

+

+    memset(&rep, 0, sizeof(rep));

+    rep.repType = X_Reply;

+    rep.RepType = X_XIQueryPointer;

+    rep.length = 6;

+    rep.sequenceNumber = client->sequence;

+    rep.root = (GetCurrentRootWindow(pDev))->drawable.id;

+    rep.root_x = FP1616(pSprite->hot.x, 0);

+    rep.root_y = FP1616(pSprite->hot.y, 0);

+    rep.child = None;

+

+    if (kbd)

+    {

+        state = &kbd->key->xkbInfo->state;

+        rep.mods.base_mods = state->base_mods;

+        rep.mods.latched_mods = state->latched_mods;

+        rep.mods.locked_mods = state->locked_mods;

+

+        rep.group.base_group = state->base_group;

+        rep.group.latched_group = state->latched_group;

+        rep.group.locked_group = state->locked_group;

+    }

+

+    if (pDev->button)

+    {

+        int i, down;

+        rep.buttons_len = bytes_to_int32(bits_to_bytes(pDev->button->numButtons));

+        rep.length += rep.buttons_len;

+        buttons_size = rep.buttons_len * 4;

+        buttons = calloc(1, buttons_size);

+        if (!buttons)

+            return BadAlloc;

+

+        down = pDev->button->buttonsDown;

+

+        for (i = 0; i < pDev->button->numButtons && down; i++)

+        {

+            if (BitIsOn(pDev->button->down, i))

+            {

+                SetBit(buttons, i);

+                down--;

+            }

+        }

+    } else

+        rep.buttons_len = 0;

+

+    if (pSprite->hot.pScreen == pWin->drawable.pScreen)

+    {

+        rep.same_screen = xTrue;

+        rep.win_x = FP1616(pSprite->hot.x - pWin->drawable.x, 0);

+        rep.win_y = FP1616(pSprite->hot.y - pWin->drawable.y, 0);

+        for (t = pSprite->win; t; t = t->parent)

+            if (t->parent == pWin)

+            {

+                rep.child = t->drawable.id;

+                break;

+            }

+    } else

+    {

+        rep.same_screen = xFalse;

+        rep.win_x = 0;

+        rep.win_y = 0;

+    }

+

+#ifdef PANORAMIX

+    if(!noPanoramiXExtension) {

+        rep.root_x += FP1616(screenInfo.screens[0]->x, 0);

+        rep.root_y += FP1616(screenInfo.screens[0]->y, 0);

+        if (stuff->win == rep.root)

+        {

+            rep.win_x += FP1616(screenInfo.screens[0]->x, 0);

+            rep.win_y += FP1616(screenInfo.screens[0]->y, 0);

+        }

+    }

+#endif

+

+    WriteReplyToClient(client, sizeof(xXIQueryPointerReply), &rep);

+    if (buttons)

+        WriteToClient(client, buttons_size, buttons);

+

+    free(buttons);

+

+    return Success;

+}

+

+/***********************************************************************

+ *

+ * This procedure writes the reply for the XIQueryPointer function,

+ * if the client and server have a different byte ordering.

+ *

+ */

+

+void

+SRepXIQueryPointer(ClientPtr client, int size,

+                   xXIQueryPointerReply * rep)

+{

+    char n;

+

+    swaps(&rep->sequenceNumber, n);

+    swapl(&rep->length, n);

+    swapl(&rep->root, n);

+    swapl(&rep->child, n);

+    swapl(&rep->root_x, n);

+    swapl(&rep->root_y, n);

+    swapl(&rep->win_x, n);

+    swapl(&rep->win_y, n);

+    swaps(&rep->buttons_len, n);

+

+    WriteToClient(client, size, (char *)rep);

+}

+

diff --git a/xorg-server/Xi/xiwarppointer.c b/xorg-server/Xi/xiwarppointer.c
index a463ab94d..66888008f 100644
--- a/xorg-server/Xi/xiwarppointer.c
+++ b/xorg-server/Xi/xiwarppointer.c
@@ -1,203 +1,203 @@
-/*
- * Copyright 2007-2008 Peter Hutterer
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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.
- *
- * Author: Peter Hutterer, University of South Australia, NICTA
- */
-
-/***********************************************************************
- *
- * Request to Warp the pointer location of an extension input device.
- *
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <X11/X.h>	/* for inputstr.h    */
-#include <X11/Xproto.h>	/* Request macro     */
-#include "inputstr.h"	/* DeviceIntPtr      */
-#include "windowstr.h"	/* window structure  */
-#include "scrnintstr.h"	/* screen structure  */
-#include <X11/extensions/XI.h>
-#include <X11/extensions/XI2proto.h>
-#include "extnsionst.h"
-#include "exevents.h"
-#include "exglobals.h"
-#include "mipointer.h" /* for miPointerUpdateSprite */
-
-
-#include "xiwarppointer.h"
-/***********************************************************************
- *
- * This procedure allows a client to warp the pointer of a device.
- *
- */
-
-int
-SProcXIWarpPointer(ClientPtr client)
-{
-    char n;
-
-    REQUEST(xXIWarpPointerReq);
-    swaps(&stuff->length, n);
-    swapl(&stuff->src_win, n);
-    swapl(&stuff->dst_win, n);
-    swapl(&stuff->src_x, n);
-    swapl(&stuff->src_y, n);
-    swaps(&stuff->src_width, n);
-    swaps(&stuff->src_height, n);
-    swapl(&stuff->dst_x, n);
-    swapl(&stuff->dst_y, n);
-    swaps(&stuff->deviceid, n);
-    return (ProcXIWarpPointer(client));
-}
-
-int
-ProcXIWarpPointer(ClientPtr client)
-{
-    int rc;
-    int x, y;
-    WindowPtr dest = NULL;
-    DeviceIntPtr pDev;
-    SpritePtr pSprite;
-    ScreenPtr newScreen;
-    int src_x, src_y;
-    int dst_x, dst_y;
-
-    REQUEST(xXIWarpPointerReq);
-    REQUEST_SIZE_MATCH(xXIWarpPointerReq);
-
-    /* FIXME: panoramix stuff is missing, look at ProcWarpPointer */
-
-    rc = dixLookupDevice(&pDev, stuff->deviceid, client, DixWriteAccess);
-
-    if (rc != Success)
-    {
-        client->errorValue = stuff->deviceid;
-        return rc;
-    }
-
-    if ((!IsMaster(pDev) && !IsFloating(pDev)) ||
-        (IsMaster(pDev) && !IsPointerDevice(pDev)))
-    {
-        client->errorValue = stuff->deviceid;
-        return BadDevice;
-    }
-
-    if (stuff->dst_win != None)
-    {
-        rc = dixLookupWindow(&dest, stuff->dst_win, client, DixGetAttrAccess);
-        if (rc != Success)
-        {
-            client->errorValue = stuff->dst_win;
-            return rc;
-        }
-    }
-
-    pSprite = pDev->spriteInfo->sprite;
-    x = pSprite->hotPhys.x;
-    y = pSprite->hotPhys.y;
-
-    src_x = stuff->src_x / (double)(1 << 16);
-    src_y = stuff->src_y / (double)(1 << 16);
-    dst_x = stuff->dst_x / (double)(1 << 16);
-    dst_y = stuff->dst_y / (double)(1 << 16);
-
-    if (stuff->src_win != None)
-    {
-        int winX, winY;
-        WindowPtr src;
-
-        rc = dixLookupWindow(&src, stuff->src_win, client, DixGetAttrAccess);
-        if (rc != Success)
-        {
-            client->errorValue = stuff->src_win;
-            return rc;
-        }
-
-        winX = src->drawable.x;
-        winY = src->drawable.y;
-        if (src->drawable.pScreen != pSprite->hotPhys.pScreen ||
-                x < winX + src_x ||
-                y < winY + src_y ||
-                (stuff->src_width != 0 &&
-                 winX + src_x + (int)stuff->src_width < 0) ||
-                (stuff->src_height != 0 &&
-                 winY + src_y + (int)stuff->src_height < y) ||
-                !PointInWindowIsVisible(src, x, y))
-            return Success;
-    }
-
-    if (dest)
-    {
-        x = dest->drawable.x;
-        y = dest->drawable.y;
-        newScreen = dest->drawable.pScreen;
-    } else
-        newScreen = pSprite->hotPhys.pScreen;
-
-    x += dst_x;
-    y += dst_y;
-
-    if (x < 0)
-        x = 0;
-    else if (x > newScreen->width)
-        x = newScreen->width - 1;
-
-    if (y < 0)
-        y = 0;
-    else if (y > newScreen->height)
-        y = newScreen->height - 1;
-
-    if (newScreen == pSprite->hotPhys.pScreen)
-    {
-        if (x < pSprite->physLimits.x1)
-            x = pSprite->physLimits.x1;
-        else if (x >= pSprite->physLimits.x2)
-            x = pSprite->physLimits.x2 - 1;
-
-        if (y < pSprite->physLimits.y1)
-            y = pSprite->physLimits.y1;
-        else if (y >= pSprite->physLimits.y2)
-            y = pSprite->physLimits.y2 - 1;
-
-        if (pSprite->hotShape)
-            ConfineToShape(pDev, pSprite->hotShape, &x, &y);
-        (*newScreen->SetCursorPosition)(pDev, newScreen, x, y, TRUE);
-    } else if (!PointerConfinedToScreen(pDev))
-    {
-        NewCurrentScreen(pDev, newScreen, x, y);
-    }
-
-    /* if we don't update the device, we get a jump next time it moves */
-    pDev->last.valuators[0] = x;
-    pDev->last.valuators[1] = y;
-    pDev->last.remainder[0] = 0;
-    pDev->last.remainder[1] = 0;
-    miPointerUpdateSprite(pDev);
-
-    /* FIXME: XWarpPointer is supposed to generate an event. It doesn't do it
-       here though. */
-    return Success;
-}
-
+/*

+ * Copyright 2007-2008 Peter Hutterer

+ *

+ * Permission is hereby granted, free of charge, to any person obtaining a

+ * copy of this software and associated documentation files (the "Software"),

+ * to deal in the Software without restriction, including without limitation

+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,

+ * and/or sell copies of the Software, and to permit persons to whom the

+ * Software is furnished to do so, subject to the following conditions:

+ *

+ * The above copyright notice and this permission notice (including the next

+ * paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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.

+ *

+ * Author: Peter Hutterer, University of South Australia, NICTA

+ */

+

+/***********************************************************************

+ *

+ * Request to Warp the pointer location of an extension input device.

+ *

+ */

+

+#ifdef HAVE_DIX_CONFIG_H

+#include <dix-config.h>

+#endif

+

+#include <X11/X.h>	/* for inputstr.h    */

+#include <X11/Xproto.h>	/* Request macro     */

+#include "inputstr.h"	/* DeviceIntPtr      */

+#include "windowstr.h"	/* window structure  */

+#include "scrnintstr.h"	/* screen structure  */

+#include <X11/extensions/XI.h>

+#include <X11/extensions/XI2proto.h>

+#include "extnsionst.h"

+#include "exevents.h"

+#include "exglobals.h"

+#include "mipointer.h" /* for miPointerUpdateSprite */

+

+

+#include "xiwarppointer.h"

+/***********************************************************************

+ *

+ * This procedure allows a client to warp the pointer of a device.

+ *

+ */

+

+int

+SProcXIWarpPointer(ClientPtr client)

+{

+    char n;

+

+    REQUEST(xXIWarpPointerReq);

+    swaps(&stuff->length, n);

+    swapl(&stuff->src_win, n);

+    swapl(&stuff->dst_win, n);

+    swapl(&stuff->src_x, n);

+    swapl(&stuff->src_y, n);

+    swaps(&stuff->src_width, n);

+    swaps(&stuff->src_height, n);

+    swapl(&stuff->dst_x, n);

+    swapl(&stuff->dst_y, n);

+    swaps(&stuff->deviceid, n);

+    return (ProcXIWarpPointer(client));

+}

+

+int

+ProcXIWarpPointer(ClientPtr client)

+{

+    int rc;

+    int x, y;

+    WindowPtr dest = NULL;

+    DeviceIntPtr pDev;

+    SpritePtr pSprite;

+    ScreenPtr newScreen;

+    int src_x, src_y;

+    int dst_x, dst_y;

+

+    REQUEST(xXIWarpPointerReq);

+    REQUEST_SIZE_MATCH(xXIWarpPointerReq);

+

+    /* FIXME: panoramix stuff is missing, look at ProcWarpPointer */

+

+    rc = dixLookupDevice(&pDev, stuff->deviceid, client, DixWriteAccess);

+

+    if (rc != Success)

+    {

+        client->errorValue = stuff->deviceid;

+        return rc;

+    }

+

+    if ((!IsMaster(pDev) && !IsFloating(pDev)) ||

+        (IsMaster(pDev) && !IsPointerDevice(pDev)))

+    {

+        client->errorValue = stuff->deviceid;

+        return BadDevice;

+    }

+

+    if (stuff->dst_win != None)

+    {

+        rc = dixLookupWindow(&dest, stuff->dst_win, client, DixGetAttrAccess);

+        if (rc != Success)

+        {

+            client->errorValue = stuff->dst_win;

+            return rc;

+        }

+    }

+

+    pSprite = pDev->spriteInfo->sprite;

+    x = pSprite->hotPhys.x;

+    y = pSprite->hotPhys.y;

+

+    src_x = stuff->src_x / (double)(1 << 16);

+    src_y = stuff->src_y / (double)(1 << 16);

+    dst_x = stuff->dst_x / (double)(1 << 16);

+    dst_y = stuff->dst_y / (double)(1 << 16);

+

+    if (stuff->src_win != None)

+    {

+        int winX, winY;

+        WindowPtr src;

+

+        rc = dixLookupWindow(&src, stuff->src_win, client, DixGetAttrAccess);

+        if (rc != Success)

+        {

+            client->errorValue = stuff->src_win;

+            return rc;

+        }

+

+        winX = src->drawable.x;

+        winY = src->drawable.y;

+        if (src->drawable.pScreen != pSprite->hotPhys.pScreen ||

+                x < winX + src_x ||

+                y < winY + src_y ||

+                (stuff->src_width != 0 &&

+                 winX + src_x + (int)stuff->src_width < 0) ||

+                (stuff->src_height != 0 &&

+                 winY + src_y + (int)stuff->src_height < y) ||

+                !PointInWindowIsVisible(src, x, y))

+            return Success;

+    }

+

+    if (dest)

+    {

+        x = dest->drawable.x;

+        y = dest->drawable.y;

+        newScreen = dest->drawable.pScreen;

+    } else

+        newScreen = pSprite->hotPhys.pScreen;

+

+    x += dst_x;

+    y += dst_y;

+

+    if (x < 0)

+        x = 0;

+    else if (x > newScreen->width)

+        x = newScreen->width - 1;

+

+    if (y < 0)

+        y = 0;

+    else if (y > newScreen->height)

+        y = newScreen->height - 1;

+

+    if (newScreen == pSprite->hotPhys.pScreen)

+    {

+        if (x < pSprite->physLimits.x1)

+            x = pSprite->physLimits.x1;

+        else if (x >= pSprite->physLimits.x2)

+            x = pSprite->physLimits.x2 - 1;

+

+        if (y < pSprite->physLimits.y1)

+            y = pSprite->physLimits.y1;

+        else if (y >= pSprite->physLimits.y2)

+            y = pSprite->physLimits.y2 - 1;

+

+        if (pSprite->hotShape)

+            ConfineToShape(pDev, pSprite->hotShape, &x, &y);

+        (*newScreen->SetCursorPosition)(pDev, newScreen, x, y, TRUE);

+    } else if (!PointerConfinedToScreen(pDev))

+    {

+        NewCurrentScreen(pDev, newScreen, x, y);

+    }

+

+    /* if we don't update the device, we get a jump next time it moves */

+    pDev->last.valuators[0] = x;

+    pDev->last.valuators[1] = y;

+    pDev->last.remainder[0] = 0;

+    pDev->last.remainder[1] = 0;

+    miPointerUpdateSprite(pDev);

+

+    /* FIXME: XWarpPointer is supposed to generate an event. It doesn't do it

+       here though. */

+    return Success;

+}

+