xserver libX11 libxcb mesa git update 15 Mar 2011

1 files changed, 1434 insertions, 1441 deletions

diff --git a/xorg-server/xkb/xkbActions.c b/xorg-server/xkb/xkbActions.c
index 65c678af8..8cd9b44a1 100644
--- a/xorg-server/xkb/xkbActions.c
+++ b/xorg-server/xkb/xkbActions.c
@@ -1,1441 +1,1434 @@
-/************************************************************
-Copyright (c) 1993 by Silicon Graphics Computer Systems, Inc.
-
-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 Silicon Graphics not be 
-used in advertising or publicity pertaining to distribution 
-of the software without specific prior written permission.
-Silicon Graphics makes no representation about the suitability 
-of this software for any purpose. It is provided "as is"
-without any express or implied warranty.
-
-SILICON GRAPHICS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS 
-SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY 
-AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON
-GRAPHICS 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.
-
-********************************************************/
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <stdio.h>
-#include <math.h>
-#include <X11/X.h>
-#include <X11/Xproto.h>
-#include <X11/keysym.h>
-#include "misc.h"
-#include "inputstr.h"
-#include "exevents.h"
-#include "eventstr.h"
-#include <xkbsrv.h>
-#include "xkb.h"
-#include <ctype.h>
-#include "mi.h"
-#include "mipointer.h"
-#include "inpututils.h"
-#define EXTENSION_EVENT_BASE 64
-
-DevPrivateKeyRec xkbDevicePrivateKeyRec;
-
-void XkbFakeDeviceButton(DeviceIntPtr dev,Bool press,int button);
-static void XkbFakePointerMotion(DeviceIntPtr dev, unsigned flags,int x,int y);
-
-void
-xkbUnwrapProc(DeviceIntPtr device, DeviceHandleProc proc,
-                   pointer data)
-{
-    xkbDeviceInfoPtr xkbPrivPtr = XKBDEVICEINFO(device);
-    ProcessInputProc backupproc;
-    if(xkbPrivPtr->unwrapProc)
-	xkbPrivPtr->unwrapProc = NULL;
-
-    UNWRAP_PROCESS_INPUT_PROC(device,xkbPrivPtr, backupproc);
-    proc(device,data);
-    COND_WRAP_PROCESS_INPUT_PROC(device,xkbPrivPtr,
-				 backupproc,xkbUnwrapProc);
-}
-
-Bool
-XkbInitPrivates(void)
-{
-    return dixRegisterPrivateKey(&xkbDevicePrivateKeyRec, PRIVATE_DEVICE, 0);
-}
-
-void
-XkbSetExtension(DeviceIntPtr device, ProcessInputProc proc)
-{
-    xkbDeviceInfoPtr xkbPrivPtr;
-
-    xkbPrivPtr = (xkbDeviceInfoPtr) calloc(1, sizeof(xkbDeviceInfoRec));
-    if (!xkbPrivPtr)
-	return;
-    xkbPrivPtr->unwrapProc = NULL;
-
-    dixSetPrivate(&device->devPrivates, xkbDevicePrivateKey, xkbPrivPtr);
-    WRAP_PROCESS_INPUT_PROC(device, xkbPrivPtr, proc, xkbUnwrapProc);
-}
-
-/***====================================================================***/
-
-static XkbAction
-_FixUpAction(XkbDescPtr xkb,XkbAction *act)
-{
-static XkbAction	fake;
-
-    if (XkbIsPtrAction(act)&&(!(xkb->ctrls->enabled_ctrls&XkbMouseKeysMask))) {
-	fake.type = XkbSA_NoAction;
-	return fake;
-    }
-    if (xkb->ctrls->enabled_ctrls&XkbStickyKeysMask) {
-	if (act->any.type==XkbSA_SetMods) {
-	    fake.mods.type = XkbSA_LatchMods;
-	    fake.mods.mask = act->mods.mask;
-	    if (XkbAX_NeedOption(xkb->ctrls,XkbAX_LatchToLockMask))
-		 fake.mods.flags= XkbSA_ClearLocks|XkbSA_LatchToLock;
-	    else fake.mods.flags= XkbSA_ClearLocks;
-	    return fake;
-	}
-	if (act->any.type==XkbSA_SetGroup) {
-	    fake.group.type = XkbSA_LatchGroup;
-	    if (XkbAX_NeedOption(xkb->ctrls,XkbAX_LatchToLockMask))
-		 fake.group.flags= XkbSA_ClearLocks|XkbSA_LatchToLock;
-	    else fake.group.flags= XkbSA_ClearLocks;
-	    XkbSASetGroup(&fake.group,XkbSAGroup(&act->group));
-	    return fake;
-	}
-    }
-    return *act;
-}
-
-static XkbAction
-XkbGetKeyAction(XkbSrvInfoPtr xkbi,XkbStatePtr xkbState,CARD8 key)
-{
-int			effectiveGroup;
-int			col;
-XkbDescPtr		xkb;
-XkbKeyTypePtr		type;
-XkbAction *		pActs;
-static XkbAction 	fake;
-
-    xkb= xkbi->desc;
-    if (!XkbKeyHasActions(xkb,key) || !XkbKeycodeInRange(xkb,key)) {
-	fake.type = XkbSA_NoAction;
-	return fake;
-    }
-    pActs= XkbKeyActionsPtr(xkb,key);
-    col= 0;
-
-    effectiveGroup = XkbGetEffectiveGroup(xkbi, xkbState, key);
-    if (effectiveGroup != XkbGroup1Index)
-        col += (effectiveGroup * XkbKeyGroupsWidth(xkb, key));
-
-    type= XkbKeyKeyType(xkb,key,effectiveGroup);
-    if (type->map!=NULL) {
-	register unsigned		i,mods;
-	register XkbKTMapEntryPtr	entry;
-	mods= xkbState->mods&type->mods.mask;
-	for (entry= type->map,i=0;i<type->map_count;i++,entry++) {
-	    if ((entry->active)&&(entry->mods.mask==mods)) {
-		col+= entry->level;
-		break;
-	    }
-	}
-    }
-    if (pActs[col].any.type==XkbSA_NoAction)
-	return pActs[col];
-    fake= _FixUpAction(xkb,&pActs[col]);
-    return fake;
-}
-
-static XkbAction
-XkbGetButtonAction(DeviceIntPtr kbd,DeviceIntPtr dev,int button)
-{
-XkbAction fake;
-   if ((dev->button)&&(dev->button->xkb_acts)) {
-	if (dev->button->xkb_acts[button-1].any.type!=XkbSA_NoAction) {
-	    fake= _FixUpAction(kbd->key->xkbInfo->desc,
-					&dev->button->xkb_acts[button-1]);
-	    return fake;
-	}
-   }
-   fake.any.type= XkbSA_NoAction;
-   return fake;
-}
-
-/***====================================================================***/
-
-#define	SYNTHETIC_KEYCODE	1
-#define	BTN_ACT_FLAG		0x100
-
-static int
-_XkbFilterSetState(	XkbSrvInfoPtr	xkbi,
-			XkbFilterPtr	filter,
-			unsigned	keycode,
-			XkbAction *pAction)
-{
-    if (filter->keycode==0) {		/* initial press */
-	filter->keycode = keycode;
-	filter->active = 1;
-	filter->filterOthers = ((pAction->mods.mask&XkbSA_ClearLocks)!=0);
-	filter->priv = 0;
-	filter->filter = _XkbFilterSetState;
-	if (pAction->type==XkbSA_SetMods) {
-	    filter->upAction = *pAction;
-	    xkbi->setMods= pAction->mods.mask;
-	}
-	else {
-	    xkbi->groupChange = XkbSAGroup(&pAction->group);
-	    if (pAction->group.flags&XkbSA_GroupAbsolute)
-		xkbi->groupChange-= xkbi->state.base_group;
-	    filter->upAction= *pAction;
-	    XkbSASetGroup(&filter->upAction.group,xkbi->groupChange);
-	}
-    }
-    else if (filter->keycode==keycode) {
-	if (filter->upAction.type==XkbSA_SetMods) {
-	    xkbi->clearMods = filter->upAction.mods.mask;
-	    if (filter->upAction.mods.flags&XkbSA_ClearLocks) {
-		xkbi->state.locked_mods&= ~filter->upAction.mods.mask;
-	    }
-	}
-	else {
-	    if (filter->upAction.group.flags&XkbSA_ClearLocks) {
-		xkbi->state.locked_group = 0;
-	    }
-	    xkbi->groupChange = -XkbSAGroup(&filter->upAction.group);
-	}
-	filter->active = 0;
-    }
-    else {
-	filter->upAction.mods.flags&= ~XkbSA_ClearLocks;
-	filter->filterOthers = 0;
-    }
-    return 1;
-}
-
-#define	LATCH_KEY_DOWN	1
-#define	LATCH_PENDING	2
-#define	NO_LATCH	3
-
-static int
-_XkbFilterLatchState(	XkbSrvInfoPtr	xkbi,
-			XkbFilterPtr	filter,
-			unsigned	keycode,
-			XkbAction *	pAction)
-{
-
-    if (filter->keycode==0) {			/* initial press */
-	filter->keycode = keycode;
-	filter->active = 1;
-	filter->filterOthers = 1;
-	filter->priv = LATCH_KEY_DOWN;
-	filter->filter = _XkbFilterLatchState;
-	if (pAction->type==XkbSA_LatchMods) {
-	    filter->upAction = *pAction;
-	    xkbi->setMods = pAction->mods.mask;
-	}
-	else {
-	    xkbi->groupChange = XkbSAGroup(&pAction->group);
-	    if (pAction->group.flags&XkbSA_GroupAbsolute)
-		 xkbi->groupChange-= xkbi->state.base_group;
-	    filter->upAction= *pAction;
-	    XkbSASetGroup(&filter->upAction.group,xkbi->groupChange);
-	}
-    }
-    else if ( pAction && (filter->priv==LATCH_PENDING) ) {
-	if (((1<<pAction->type)&XkbSA_BreakLatch)!=0) {
-	    filter->active = 0;
-	    if (filter->upAction.type==XkbSA_LatchMods)
-		 xkbi->state.latched_mods&= ~filter->upAction.mods.mask;
-	    else xkbi->state.latched_group-=XkbSAGroup(&filter->upAction.group);
-	}
-	else if ((pAction->type==filter->upAction.type)&&
-		 (pAction->mods.flags==filter->upAction.mods.flags)&&
-		 (pAction->mods.mask==filter->upAction.mods.mask)) {
-	    if (filter->upAction.mods.flags&XkbSA_LatchToLock) {
-		XkbControlsPtr ctrls= xkbi->desc->ctrls;
-		if (filter->upAction.type==XkbSA_LatchMods)
-		     pAction->mods.type= XkbSA_LockMods;
-		else pAction->group.type= XkbSA_LockGroup;
-		if (XkbAX_NeedFeedback(ctrls,XkbAX_StickyKeysFBMask)&&
-		    		(ctrls->enabled_ctrls&XkbStickyKeysMask)) {
-		    XkbDDXAccessXBeep(xkbi->device,_BEEP_STICKY_LOCK,
-						XkbStickyKeysMask);
-		}
-	    }
-	    else {
-		if (filter->upAction.type==XkbSA_LatchMods)
-		     pAction->mods.type= XkbSA_SetMods;
-		else pAction->group.type= XkbSA_SetGroup;
-	    }
-	    if (filter->upAction.type==XkbSA_LatchMods)
-		 xkbi->state.latched_mods&= ~filter->upAction.mods.mask;
-	    else xkbi->state.latched_group-=XkbSAGroup(&filter->upAction.group);
-	    filter->active = 0;
-	}
-    }
-    else if (filter->keycode==keycode) {	/* release */
-	XkbControlsPtr	ctrls= xkbi->desc->ctrls;
-	int		needBeep;
-	int		beepType= _BEEP_NONE;
-
-	needBeep= ((ctrls->enabled_ctrls&XkbStickyKeysMask)&&
-			XkbAX_NeedFeedback(ctrls,XkbAX_StickyKeysFBMask));
-	if (filter->upAction.type==XkbSA_LatchMods) {
-	    xkbi->clearMods = filter->upAction.mods.mask;
-	    if ((filter->upAction.mods.flags&XkbSA_ClearLocks)&&
-		 (xkbi->clearMods&xkbi->state.locked_mods)==xkbi->clearMods) {
-		xkbi->state.locked_mods&= ~xkbi->clearMods;
-		filter->priv= NO_LATCH;
-		beepType= _BEEP_STICKY_UNLOCK;
-	    }
-	}
-	else {
-	    xkbi->groupChange = -XkbSAGroup(&filter->upAction.group);
-	    if ((filter->upAction.group.flags&XkbSA_ClearLocks)&&
-						(xkbi->state.locked_group)) {
-		xkbi->state.locked_group = 0;
-		filter->priv = NO_LATCH;
-		beepType= _BEEP_STICKY_UNLOCK;
-	    }
-	}
-	if (filter->priv==NO_LATCH) {
-	    filter->active= 0;
-	}
-	else {
-	    filter->priv= LATCH_PENDING;
-	    if (filter->upAction.type==XkbSA_LatchMods) {
-		xkbi->state.latched_mods |= filter->upAction.mods.mask;
-		needBeep = xkbi->state.latched_mods ? needBeep : 0;
-		xkbi->state.latched_mods |= filter->upAction.mods.mask;
-	    }
-	    else {
-		xkbi->state.latched_group+= XkbSAGroup(&filter->upAction.group);
-	    }
-	    if (needBeep && (beepType==_BEEP_NONE))
-		beepType= _BEEP_STICKY_LATCH;
-	}
-	if (needBeep && (beepType!=_BEEP_NONE))
-	    XkbDDXAccessXBeep(xkbi->device,beepType,XkbStickyKeysMask);
-    }
-    else if (filter->priv==LATCH_KEY_DOWN) {
-	filter->priv= NO_LATCH;
-	filter->filterOthers = 0;
-    }
-    return 1;
-}
-
-static int
-_XkbFilterLockState(	XkbSrvInfoPtr	xkbi,
-			XkbFilterPtr	filter,
-			unsigned	keycode,
-			XkbAction *	pAction)
-{
-    if (pAction&&(pAction->type==XkbSA_LockGroup)) {
-	if (pAction->group.flags&XkbSA_GroupAbsolute)
-	     xkbi->state.locked_group= XkbSAGroup(&pAction->group);
-	else xkbi->state.locked_group+= XkbSAGroup(&pAction->group);
-	return 1;
-    }
-    if (filter->keycode==0) {		/* initial press */
-	filter->keycode = keycode;
-	filter->active = 1;
-	filter->filterOthers = 0;
-	filter->priv = 0;
-	filter->filter = _XkbFilterLockState;
-	filter->upAction = *pAction;
-	xkbi->state.locked_mods^= pAction->mods.mask;
-	xkbi->setMods = pAction->mods.mask;
-    }
-    else if (filter->keycode==keycode) {
-	filter->active = 0;
-	xkbi->clearMods = filter->upAction.mods.mask;
-    }
-    return 1;
-}
-
-#define	ISO_KEY_DOWN		0
-#define	NO_ISO_LOCK		1
-
-static int
-_XkbFilterISOLock(	XkbSrvInfoPtr	xkbi,
-			XkbFilterPtr	filter,
-			unsigned	keycode,
-			XkbAction *	pAction)
-{
-
-    if (filter->keycode==0) {		/* initial press */
-	CARD8	flags= pAction->iso.flags;
-
-	filter->keycode = keycode;
-	filter->active = 1;
-	filter->filterOthers = 1;
-	filter->priv = ISO_KEY_DOWN;
-	filter->upAction = *pAction;
-	filter->filter = _XkbFilterISOLock;
-	if (flags&XkbSA_ISODfltIsGroup) {
-	    xkbi->groupChange = XkbSAGroup(&pAction->iso);
-	    xkbi->setMods = 0;
-	}
-	else {
-	    xkbi->setMods = pAction->iso.mask;
-	    xkbi->groupChange = 0;
-	}
-	if ((!(flags&XkbSA_ISONoAffectMods))&&(xkbi->state.base_mods)) {
-	    filter->priv= NO_ISO_LOCK;
-	    xkbi->state.locked_mods^= xkbi->state.base_mods;
-	}
-	if ((!(flags&XkbSA_ISONoAffectGroup))&&(xkbi->state.base_group)) {
-/* 6/22/93 (ef) -- lock groups if group key is down first */
-	}
-	if (!(flags&XkbSA_ISONoAffectPtr)) {
-/* 6/22/93 (ef) -- lock mouse buttons if they're down */
-	}
-    }
-    else if (filter->keycode==keycode) {
-	CARD8	flags= filter->upAction.iso.flags;
-
-	if (flags&XkbSA_ISODfltIsGroup) {
-	    xkbi->groupChange = -XkbSAGroup(&filter->upAction.iso);
-	    xkbi->clearMods = 0;
-	    if (filter->priv==ISO_KEY_DOWN)
-		xkbi->state.locked_group+= XkbSAGroup(&filter->upAction.iso);
-	}
-	else {
-	    xkbi->clearMods= filter->upAction.iso.mask;
-	    xkbi->groupChange= 0;
-	    if (filter->priv==ISO_KEY_DOWN)
-		xkbi->state.locked_mods^= filter->upAction.iso.mask;
-	}
-	filter->active = 0;
-    }
-    else if (pAction) {
-	CARD8	flags= filter->upAction.iso.flags;
-
-	switch (pAction->type) {
-	    case XkbSA_SetMods: case XkbSA_LatchMods:
-		if (!(flags&XkbSA_ISONoAffectMods)) {
-		    pAction->type= XkbSA_LockMods;
-		    filter->priv= NO_ISO_LOCK;
-		}
-		break;
-	    case XkbSA_SetGroup: case XkbSA_LatchGroup:
-		if (!(flags&XkbSA_ISONoAffectGroup)) {
-		    pAction->type= XkbSA_LockGroup;
-		    filter->priv= NO_ISO_LOCK;
-		}
-		break;
-	    case XkbSA_PtrBtn:
-		if (!(flags&XkbSA_ISONoAffectPtr)) {
-		     pAction->type= XkbSA_LockPtrBtn;
-		     filter->priv= NO_ISO_LOCK;
-		}
-		break;
-	    case XkbSA_SetControls:
-		if (!(flags&XkbSA_ISONoAffectCtrls)) {
-		    pAction->type= XkbSA_LockControls;
-		    filter->priv= NO_ISO_LOCK;
-		}
-		break;
-	}
-    }
-    return 1;
-}
-
-
-static CARD32
-_XkbPtrAccelExpire(OsTimerPtr timer,CARD32 now,pointer arg)
-{
-XkbSrvInfoPtr	xkbi= (XkbSrvInfoPtr)arg;
-XkbControlsPtr	ctrls= xkbi->desc->ctrls;
-int		dx,dy;
-
-    if (xkbi->mouseKey==0)
-	return 0;
-
-    if (xkbi->mouseKeysAccel) {
-	if ((xkbi->mouseKeysCounter)<ctrls->mk_time_to_max) {
-	    double step;
-	    xkbi->mouseKeysCounter++;
-	    step= xkbi->mouseKeysCurveFactor*
-		 pow((double)xkbi->mouseKeysCounter,xkbi->mouseKeysCurve);
-	    if (xkbi->mouseKeysDX<0)
-		 dx= floor( ((double)xkbi->mouseKeysDX)*step );
-	    else dx=  ceil( ((double)xkbi->mouseKeysDX)*step );
-	    if (xkbi->mouseKeysDY<0)
-		 dy= floor( ((double)xkbi->mouseKeysDY)*step );
-	    else dy=  ceil( ((double)xkbi->mouseKeysDY)*step );
-	}
-	else {
-	    dx= xkbi->mouseKeysDX*ctrls->mk_max_speed;
-	    dy= xkbi->mouseKeysDY*ctrls->mk_max_speed;
-	}
-	if (xkbi->mouseKeysFlags&XkbSA_MoveAbsoluteX)
-	    dx= xkbi->mouseKeysDX;
-	if (xkbi->mouseKeysFlags&XkbSA_MoveAbsoluteY)
-	    dy= xkbi->mouseKeysDY;
-    }
-    else {
-	dx= xkbi->mouseKeysDX;
-	dy= xkbi->mouseKeysDY;
-    }
-    XkbFakePointerMotion(xkbi->device, xkbi->mouseKeysFlags,dx,dy);
-    return xkbi->desc->ctrls->mk_interval;
-}
-
-static int
-_XkbFilterPointerMove(	XkbSrvInfoPtr	xkbi,
-			XkbFilterPtr	filter,
-			unsigned	keycode,
-			XkbAction *	pAction)
-{
-int	x,y;
-Bool	accel;
-
-    if (filter->keycode==0) {		/* initial press */
-	filter->keycode = keycode;
-	filter->active = 1;
-	filter->filterOthers = 0;
-	filter->priv=0;
-	filter->filter = _XkbFilterPointerMove;
-	filter->upAction= *pAction;
-	xkbi->mouseKeysCounter= 0;
-	xkbi->mouseKey= keycode;
-	accel= ((pAction->ptr.flags&XkbSA_NoAcceleration)==0);
-	x= XkbPtrActionX(&pAction->ptr);
-	y= XkbPtrActionY(&pAction->ptr);
-	XkbFakePointerMotion(xkbi->device, pAction->ptr.flags,x,y);
-	AccessXCancelRepeatKey(xkbi,keycode);
-	xkbi->mouseKeysAccel= accel&&
-		(xkbi->desc->ctrls->enabled_ctrls&XkbMouseKeysAccelMask);
-	xkbi->mouseKeysFlags= pAction->ptr.flags;
-	xkbi->mouseKeysDX= XkbPtrActionX(&pAction->ptr);
-	xkbi->mouseKeysDY= XkbPtrActionY(&pAction->ptr);
-	xkbi->mouseKeyTimer= TimerSet(xkbi->mouseKeyTimer, 0,
-				xkbi->desc->ctrls->mk_delay,
-				_XkbPtrAccelExpire,(pointer)xkbi);
-    }
-    else if (filter->keycode==keycode) {
-	filter->active = 0;
-	if (xkbi->mouseKey==keycode) {
-	    xkbi->mouseKey= 0;
-	    xkbi->mouseKeyTimer= TimerSet(xkbi->mouseKeyTimer, 0, 0,
-							NULL, NULL);
-	}
-    }
-    return 0;
-}
-
-static int
-_XkbFilterPointerBtn(	XkbSrvInfoPtr	xkbi,
-			XkbFilterPtr	filter,
-			unsigned	keycode,
-			XkbAction *	pAction)
-{
-    if (filter->keycode==0) {		/* initial press */
-	int	button= pAction->btn.button;
-
-	if (button==XkbSA_UseDfltButton)
-	    button = xkbi->desc->ctrls->mk_dflt_btn;
-
-	filter->keycode = keycode;
-	filter->active = 1;
-	filter->filterOthers = 0;
-	filter->priv=0;
-	filter->filter = _XkbFilterPointerBtn;
-	filter->upAction= *pAction;
-	filter->upAction.btn.button= button;
-	switch (pAction->type) {
-	    case XkbSA_LockPtrBtn:
-		if (((xkbi->lockedPtrButtons&(1<<button))==0)&&
-			((pAction->btn.flags&XkbSA_LockNoLock)==0)) {
-		    xkbi->lockedPtrButtons|= (1<<button);
-		    AccessXCancelRepeatKey(xkbi,keycode);
-		    XkbFakeDeviceButton(xkbi->device, 1, button);
-		    filter->upAction.type= XkbSA_NoAction;
-		}
-		break;
-	    case XkbSA_PtrBtn:
-		{
-		    register int i,nClicks;
-		    AccessXCancelRepeatKey(xkbi,keycode);
-		    if (pAction->btn.count>0) {
-			nClicks= pAction->btn.count;
-			for (i=0;i<nClicks;i++) {
-			    XkbFakeDeviceButton(xkbi->device, 1, button);
-			    XkbFakeDeviceButton(xkbi->device, 0, button);
-			}
-			filter->upAction.type= XkbSA_NoAction;
-		    }
-		    else XkbFakeDeviceButton(xkbi->device, 1, button);
-		}
-		break;
-	    case XkbSA_SetPtrDflt:
-		{
-		    XkbControlsPtr	ctrls= xkbi->desc->ctrls;
-		    XkbControlsRec	old;
-		    xkbControlsNotify	cn;
-
-		    old= *ctrls;
-		    AccessXCancelRepeatKey(xkbi,keycode);
-		    switch (pAction->dflt.affect) {
-			case XkbSA_AffectDfltBtn:
-			    if (pAction->dflt.flags&XkbSA_DfltBtnAbsolute)
-				ctrls->mk_dflt_btn= 
-					XkbSAPtrDfltValue(&pAction->dflt);
-			    else {
-				ctrls->mk_dflt_btn+=
-					XkbSAPtrDfltValue(&pAction->dflt);
-				if (ctrls->mk_dflt_btn>5)
-				    ctrls->mk_dflt_btn= 5;
-				else if (ctrls->mk_dflt_btn<1)
-				    ctrls->mk_dflt_btn= 1;
-			    }
-			    break;
-			default:
-			    ErrorF(
-		"Attempt to change unknown pointer default (%d) ignored\n",
-							pAction->dflt.affect);
-			    break;
-		    }
-		    if (XkbComputeControlsNotify(xkbi->device,
-						&old,xkbi->desc->ctrls,
-						&cn,FALSE)) {
-			cn.keycode = keycode;
-                        /* XXX: what about DeviceKeyPress? */
-			cn.eventType = KeyPress;
-			cn.requestMajor = 0;
-			cn.requestMinor = 0;
-			XkbSendControlsNotify(xkbi->device,&cn);
-		    }
-		}
-		break;
-	}
-    }
-    else if (filter->keycode==keycode) {
-	int	button= filter->upAction.btn.button;
-
-	switch (filter->upAction.type) {
-	    case XkbSA_LockPtrBtn:
-		if (((filter->upAction.btn.flags&XkbSA_LockNoUnlock)!=0)||
-				((xkbi->lockedPtrButtons&(1<<button))==0)) {
-		    break;
-		}
-		xkbi->lockedPtrButtons&= ~(1<<button);
-
-		if (IsMaster(xkbi->device))
-		{
-		    XkbMergeLockedPtrBtns(xkbi->device);
-                    /* One SD still has lock set, don't post event */
-		    if ((xkbi->lockedPtrButtons & (1 << button)) != 0)
-			break;
-		}
-
-		/* fallthrough */
-	    case XkbSA_PtrBtn:
-		XkbFakeDeviceButton(xkbi->device, 0, button);
-		break;
-	}
-	filter->active = 0;
-    }
-    return 0;
-}
-
-static int
-_XkbFilterControls(	XkbSrvInfoPtr	xkbi,
-			XkbFilterPtr	filter,
-			unsigned	keycode,
-			XkbAction *	pAction)
-{
-XkbControlsRec		old;
-XkbControlsPtr		ctrls;
-DeviceIntPtr		kbd;
-unsigned int		change;
-XkbEventCauseRec	cause;
-
-    kbd= xkbi->device;
-    ctrls= xkbi->desc->ctrls;
-    old= *ctrls;
-    if (filter->keycode==0) {		/* initial press */
-	filter->keycode = keycode;
-	filter->active = 1;
-	filter->filterOthers = 0;
-	change= XkbActionCtrls(&pAction->ctrls);
-	filter->priv = change;
-	filter->filter = _XkbFilterControls;
-	filter->upAction = *pAction;
-
-	if (pAction->type==XkbSA_LockControls) {
-	    filter->priv= (ctrls->enabled_ctrls&change);
-	    change&= ~ctrls->enabled_ctrls;
-	}
-
-	if (change) {
-	    xkbControlsNotify	cn;
-	    XkbSrvLedInfoPtr	sli;
-
-	    ctrls->enabled_ctrls|= change;
-	    if (XkbComputeControlsNotify(kbd,&old,ctrls,&cn,FALSE)) {
-		cn.keycode = keycode;
-                /* XXX: what about DeviceKeyPress? */
-		cn.eventType = KeyPress;
-		cn.requestMajor = 0;
-		cn.requestMinor = 0;
-		XkbSendControlsNotify(kbd,&cn);
-	    }
-
-	    XkbSetCauseKey(&cause,keycode,KeyPress);
-
-	    /* If sticky keys were disabled, clear all locks and latches */
-	    if ((old.enabled_ctrls&XkbStickyKeysMask)&&
-		(!(ctrls->enabled_ctrls&XkbStickyKeysMask))) {
-		XkbClearAllLatchesAndLocks(kbd,xkbi,FALSE,&cause);
-    	    }
-	    sli= XkbFindSrvLedInfo(kbd,XkbDfltXIClass,XkbDfltXIId,0);
-	    XkbUpdateIndicators(kbd,sli->usesControls,TRUE,NULL,&cause);
-	    if (XkbAX_NeedFeedback(ctrls,XkbAX_FeatureFBMask))
-		XkbDDXAccessXBeep(kbd,_BEEP_FEATURE_ON,change);
-	}
-    }
-    else if (filter->keycode==keycode) {
-	change= filter->priv;
-	if (change) {
-	    xkbControlsNotify 	cn;
-	    XkbSrvLedInfoPtr	sli;
-
-	    ctrls->enabled_ctrls&= ~change;
-	    if (XkbComputeControlsNotify(kbd,&old,ctrls,&cn,FALSE)) {
-		cn.keycode = keycode;
-		cn.eventType = KeyRelease;
-		cn.requestMajor = 0;
-		cn.requestMinor = 0;
-		XkbSendControlsNotify(kbd,&cn);
-	    }
-
-	    XkbSetCauseKey(&cause,keycode,KeyRelease);
-	    /* If sticky keys were disabled, clear all locks and latches */
-	    if ((old.enabled_ctrls&XkbStickyKeysMask)&&
-		(!(ctrls->enabled_ctrls&XkbStickyKeysMask))) {
-		XkbClearAllLatchesAndLocks(kbd,xkbi,FALSE,&cause);
-    	    }
-	    sli= XkbFindSrvLedInfo(kbd,XkbDfltXIClass,XkbDfltXIId,0);
-	    XkbUpdateIndicators(kbd,sli->usesControls,TRUE,NULL,&cause);
-	    if (XkbAX_NeedFeedback(ctrls,XkbAX_FeatureFBMask))
-		XkbDDXAccessXBeep(kbd,_BEEP_FEATURE_OFF,change);
-	}
-	filter->keycode= 0;
-	filter->active= 0;
-    }
-    return 1;
-}
-
-static int
-_XkbFilterActionMessage(XkbSrvInfoPtr	xkbi,
-			XkbFilterPtr	filter,
-			unsigned	keycode,
-			XkbAction *	pAction)
-{
-XkbMessageAction *	pMsg;
-DeviceIntPtr		kbd;
-
-    kbd= xkbi->device;
-    if (filter->keycode==0) {		/* initial press */
-	pMsg= &pAction->msg;
-	if ((pMsg->flags&XkbSA_MessageOnRelease)||
-	    ((pMsg->flags&XkbSA_MessageGenKeyEvent)==0)) {
-	    filter->keycode = keycode;
-	    filter->active = 1;
-	    filter->filterOthers = 0;
-	    filter->priv = 0;
-	    filter->filter = _XkbFilterActionMessage;
-	    filter->upAction = *pAction;
-	}
-	if (pMsg->flags&XkbSA_MessageOnPress)  {
-	    xkbActionMessage	msg;
-
-	    msg.keycode= keycode;
-	    msg.press= 1;
-	    msg.keyEventFollows=((pMsg->flags&XkbSA_MessageGenKeyEvent)!=0);
-	    memcpy((char *)msg.message,
-				(char *)pMsg->message,XkbActionMessageLength);
-	    XkbSendActionMessage(kbd,&msg);
-	}
-	return ((pAction->msg.flags&XkbSA_MessageGenKeyEvent)!=0);
-    }
-    else if (filter->keycode==keycode) {
-	pMsg= &filter->upAction.msg;
-	if (pMsg->flags&XkbSA_MessageOnRelease) {
-	    xkbActionMessage	msg;
-
-	    msg.keycode= keycode;
-	    msg.press= 0;
-	    msg.keyEventFollows=((pMsg->flags&XkbSA_MessageGenKeyEvent)!=0);
-	    memcpy((char *)msg.message,(char *)pMsg->message,
-						XkbActionMessageLength);
-	    XkbSendActionMessage(kbd,&msg);
-	}
-	filter->keycode= 0;
-	filter->active= 0;
-	return ((pMsg->flags&XkbSA_MessageGenKeyEvent)!=0);
-    }
-    return 0;
-}
-
-static int
-_XkbFilterRedirectKey(	XkbSrvInfoPtr	xkbi,
-			XkbFilterPtr	filter,
-			unsigned	keycode,
-			XkbAction *	pAction)
-{
-DeviceEvent	ev;
-int		x,y;
-XkbStateRec	old;
-unsigned	mods,mask;
-xkbDeviceInfoPtr xkbPrivPtr = XKBDEVICEINFO(xkbi->device);
-ProcessInputProc backupproc;
-
-    /* never actually used uninitialised, but gcc isn't smart enough
-     * to work that out. */
-    memset(&old, 0, sizeof(old));
-    memset(&ev, 0, sizeof(ev));
-
-    if ((filter->keycode!=0)&&(filter->keycode!=keycode))
-	return 1;
-
-    GetSpritePosition(xkbi->device, &x,&y);
-    ev.header = ET_Internal;
-    ev.length = sizeof(DeviceEvent);
-    ev.time = GetTimeInMillis();
-    ev.root_x = x;
-    ev.root_y = y;
-
-    if (filter->keycode==0) {		/* initial press */
-	if ((pAction->redirect.new_key<xkbi->desc->min_key_code)||
-	    (pAction->redirect.new_key>xkbi->desc->max_key_code)) {
-	    return 1;
-	}
-	filter->keycode = keycode;
-	filter->active = 1;
-	filter->filterOthers = 0;
-	filter->priv = 0;
-	filter->filter = _XkbFilterRedirectKey;
-	filter->upAction = *pAction;
-
-        ev.type = ET_KeyPress;
-        ev.detail.key = pAction->redirect.new_key;
-
-        mask= XkbSARedirectVModsMask(&pAction->redirect);
-        mods= XkbSARedirectVMods(&pAction->redirect);
-        if (mask) XkbVirtualModsToReal(xkbi->desc,mask,&mask);
-        if (mods) XkbVirtualModsToReal(xkbi->desc,mods,&mods);
-        mask|= pAction->redirect.mods_mask;
-        mods|= pAction->redirect.mods;
-
-	if ( mask || mods ) {
-	    old= xkbi->state;
-	    xkbi->state.base_mods&= ~mask;
-	    xkbi->state.base_mods|= (mods&mask);
-	    xkbi->state.latched_mods&= ~mask;
-	    xkbi->state.latched_mods|= (mods&mask);
-	    xkbi->state.locked_mods&= ~mask;
-	    xkbi->state.locked_mods|= (mods&mask);
-	    XkbComputeDerivedState(xkbi);
-	}
-
-	UNWRAP_PROCESS_INPUT_PROC(xkbi->device,xkbPrivPtr, backupproc);
-	xkbi->device->public.processInputProc((InternalEvent*)&ev, xkbi->device);
-	COND_WRAP_PROCESS_INPUT_PROC(xkbi->device, xkbPrivPtr,
-				     backupproc,xkbUnwrapProc);
-	
-	if ( mask || mods )
-	    xkbi->state= old;
-    }
-    else if (filter->keycode==keycode) {
-
-        ev.type = ET_KeyRelease;
-        ev.detail.key = filter->upAction.redirect.new_key;
-
-        mask= XkbSARedirectVModsMask(&filter->upAction.redirect);
-        mods= XkbSARedirectVMods(&filter->upAction.redirect);
-        if (mask) XkbVirtualModsToReal(xkbi->desc,mask,&mask);
-        if (mods) XkbVirtualModsToReal(xkbi->desc,mods,&mods);
-        mask|= filter->upAction.redirect.mods_mask;
-        mods|= filter->upAction.redirect.mods;
-
-	if ( mask || mods ) {
-	    old= xkbi->state;
-	    xkbi->state.base_mods&= ~mask;
-	    xkbi->state.base_mods|= (mods&mask);
-	    xkbi->state.latched_mods&= ~mask;
-	    xkbi->state.latched_mods|= (mods&mask);
-	    xkbi->state.locked_mods&= ~mask;
-	    xkbi->state.locked_mods|= (mods&mask);
-	    XkbComputeDerivedState(xkbi);
-	}
-
-	UNWRAP_PROCESS_INPUT_PROC(xkbi->device,xkbPrivPtr, backupproc);
-	xkbi->device->public.processInputProc((InternalEvent*)&ev, xkbi->device);
-	COND_WRAP_PROCESS_INPUT_PROC(xkbi->device, xkbPrivPtr,
-				     backupproc,xkbUnwrapProc);
-
-	if ( mask || mods )
-	    xkbi->state= old;
-
-	filter->keycode= 0;
-	filter->active= 0;
-    }
-    return 0;
-}
-
-static int
-_XkbFilterSwitchScreen(	XkbSrvInfoPtr	xkbi,
-			XkbFilterPtr	filter,
-			unsigned	keycode,
-			XkbAction *	pAction)
-{
-    DeviceIntPtr dev = xkbi->device;
-    if (dev == inputInfo.keyboard)
-        return 0;
-
-    if (filter->keycode==0) {		/* initial press */
-	filter->keycode = keycode;
-	filter->active = 1;
-	filter->filterOthers = 0;
-	filter->filter = _XkbFilterSwitchScreen;
-	AccessXCancelRepeatKey(xkbi, keycode);
-	XkbDDXSwitchScreen(dev,keycode,pAction);
-        return 0; 
-    }
-    else if (filter->keycode==keycode) {
-	filter->active= 0;
-        return 0; 
-    }
-    return 1;
-}
-
-static int
-_XkbFilterXF86Private(	XkbSrvInfoPtr	xkbi,
-			XkbFilterPtr	filter,
-			unsigned	keycode,
-			XkbAction *	pAction)
-{
-    DeviceIntPtr dev = xkbi->device;
-    if (dev == inputInfo.keyboard)
-        return 0;
-
-    if (filter->keycode==0) {		/* initial press */
-	filter->keycode = keycode;
-	filter->active = 1;
-	filter->filterOthers = 0;
-	filter->filter = _XkbFilterXF86Private;
-	XkbDDXPrivate(dev,keycode,pAction);
-        return 0; 
-    }
-    else if (filter->keycode==keycode) {
-	filter->active= 0;
-        return 0; 
-    }
-    return 1;
-}
-
-
-static int
-_XkbFilterDeviceBtn(	XkbSrvInfoPtr	xkbi,
-			XkbFilterPtr	filter,
-			unsigned	keycode,
-			XkbAction *	pAction)
-{
-DeviceIntPtr	dev;
-int		button;
-
-    if (xkbi->device == inputInfo.keyboard)
-        return 0;
-
-    if (filter->keycode==0) {		/* initial press */
-	_XkbLookupButtonDevice(&dev, pAction->devbtn.device, serverClient,
-			       DixUnknownAccess, &button);
-	if (!dev || !dev->public.on)
-	    return 1;
-
-	button= pAction->devbtn.button;
-	if ((button<1)||(button>dev->button->numButtons))
-	    return 1;
-
-	filter->keycode = keycode;
-	filter->active = 1;
-	filter->filterOthers = 0;
-	filter->priv=0;
-	filter->filter = _XkbFilterDeviceBtn;
-	filter->upAction= *pAction;
-	switch (pAction->type) {
-	    case XkbSA_LockDeviceBtn:
-		if ((pAction->devbtn.flags&XkbSA_LockNoLock)||
-		    BitIsOn(dev->button->down, button))
-		    return 0;
-		XkbFakeDeviceButton(dev,TRUE,button);
-		filter->upAction.type= XkbSA_NoAction;
-		break;
-	    case XkbSA_DeviceBtn:
-		if (pAction->devbtn.count>0) {
-		    int nClicks,i;
-		    nClicks= pAction->btn.count;
-		    for (i=0;i<nClicks;i++) {
-			XkbFakeDeviceButton(dev,TRUE,button);
-			XkbFakeDeviceButton(dev,FALSE,button);
-		    }
-		    filter->upAction.type= XkbSA_NoAction;
-		}
-		else XkbFakeDeviceButton(dev,TRUE,button);
-		break;
-	}
-    }
-    else if (filter->keycode==keycode) {
-	int	button;
-
-	filter->active= 0;
-	_XkbLookupButtonDevice(&dev, filter->upAction.devbtn.device,
-			       serverClient, DixUnknownAccess, &button);
-	if (!dev || !dev->public.on)
-	    return 1;
-
-	button= filter->upAction.btn.button;
-	switch (filter->upAction.type) {
-	    case XkbSA_LockDeviceBtn:
-		if ((filter->upAction.devbtn.flags&XkbSA_LockNoUnlock)||
-		    !BitIsOn(dev->button->down, button))
-		    return 0;
-		XkbFakeDeviceButton(dev,FALSE,button);
-		break;
-	    case XkbSA_DeviceBtn:
-		XkbFakeDeviceButton(dev,FALSE,button);
-		break;
-	}
-	filter->active = 0;
-    }
-    return 0;
-}
-
-static XkbFilterPtr
-_XkbNextFreeFilter(
-	XkbSrvInfoPtr xkbi
-)
-{
-register int	i;
-
-    if (xkbi->szFilters==0) {
-	xkbi->szFilters = 4;
-	xkbi->filters = calloc(xkbi->szFilters, sizeof(XkbFilterRec));
-	/* 6/21/93 (ef) -- XXX! deal with allocation failure */
-    }
-    for (i=0;i<xkbi->szFilters;i++) {
-	if (!xkbi->filters[i].active) {
-	    xkbi->filters[i].keycode = 0;
-	    return &xkbi->filters[i];
-	}
-    }
-    xkbi->szFilters*=2;
-    xkbi->filters= realloc(xkbi->filters,
-                            xkbi->szFilters * sizeof(XkbFilterRec));
-    /* 6/21/93 (ef) -- XXX! deal with allocation failure */
-    memset(&xkbi->filters[xkbi->szFilters/2], 0,
-            (xkbi->szFilters/2)*sizeof(XkbFilterRec));
-    return &xkbi->filters[xkbi->szFilters/2];
-}
-
-static int
-_XkbApplyFilters(XkbSrvInfoPtr xkbi,unsigned kc,XkbAction *pAction)
-{
-register int	i,send;
-
-    send= 1;
-    for (i=0;i<xkbi->szFilters;i++) {
-	if ((xkbi->filters[i].active)&&(xkbi->filters[i].filter))
-	    send= ((*xkbi->filters[i].filter)(xkbi,&xkbi->filters[i],kc,pAction) 
-                    && send);
-    }
-    return send;
-}
-
-void
-XkbHandleActions(DeviceIntPtr dev, DeviceIntPtr kbd, DeviceEvent* event)
-{
-int		key,bit,i;
-XkbSrvInfoPtr	xkbi;
-KeyClassPtr	keyc;
-int		changed,sendEvent;
-Bool		genStateNotify;
-XkbAction	act;
-XkbFilterPtr	filter;
-Bool		keyEvent;
-Bool		pressEvent;
-ProcessInputProc backupproc;
-    
-xkbDeviceInfoPtr xkbPrivPtr = XKBDEVICEINFO(dev);
-
-    keyc= kbd->key;
-    xkbi= keyc->xkbInfo;
-    key= event->detail.key;
-    /* The state may change, so if we're not in the middle of sending a state
-     * notify, prepare for it */
-    if ((xkbi->flags&_XkbStateNotifyInProgress)==0) {
-	xkbi->prev_state = xkbi->state;
-	xkbi->flags|= _XkbStateNotifyInProgress;
-	genStateNotify= TRUE;
-    }
-    else genStateNotify= FALSE;
-
-    xkbi->clearMods = xkbi->setMods = 0;
-    xkbi->groupChange = 0;
-
-    sendEvent = 1;
-    keyEvent= ((event->type == ET_KeyPress) || (event->type == ET_KeyRelease));
-    pressEvent= ((event->type == ET_KeyPress)|| (event->type == ET_ButtonPress));
-
-    if (pressEvent) {
-	if (keyEvent)	
-	    act = XkbGetKeyAction(xkbi,&xkbi->state,key);
-	else {
-	    act = XkbGetButtonAction(kbd,dev,key);
-	    key|= BTN_ACT_FLAG;
-	}
-	sendEvent = _XkbApplyFilters(xkbi,key,&act);
-	if (sendEvent) {
-	    switch (act.type) {
-		case XkbSA_SetMods:
-		case XkbSA_SetGroup:
-		    filter = _XkbNextFreeFilter(xkbi);
-		    sendEvent = _XkbFilterSetState(xkbi,filter,key,&act);
-		    break;
-		case XkbSA_LatchMods:
-		case XkbSA_LatchGroup:
-		    filter = _XkbNextFreeFilter(xkbi);
-		    sendEvent=_XkbFilterLatchState(xkbi,filter,key,&act);
-		    break;
-		case XkbSA_LockMods:
-		case XkbSA_LockGroup:
-		    filter = _XkbNextFreeFilter(xkbi);
-		    sendEvent=_XkbFilterLockState(xkbi,filter,key,&act);
-		    break;
-		case XkbSA_ISOLock:
-		    filter = _XkbNextFreeFilter(xkbi);
-		    sendEvent=_XkbFilterISOLock(xkbi,filter,key,&act);
-		    break;
-		case XkbSA_MovePtr:
-		    filter = _XkbNextFreeFilter(xkbi);
-		    sendEvent= _XkbFilterPointerMove(xkbi,filter,key,&act);
-		    break;
-		case XkbSA_PtrBtn:
-		case XkbSA_LockPtrBtn:
-		case XkbSA_SetPtrDflt:
-		    filter = _XkbNextFreeFilter(xkbi);
-		    sendEvent= _XkbFilterPointerBtn(xkbi,filter,key,&act);
-		    break;
-		case XkbSA_Terminate:
-		    sendEvent= XkbDDXTerminateServer(dev,key,&act);
-		    break;
-		case XkbSA_SwitchScreen:
-		    filter = _XkbNextFreeFilter(xkbi);
-		    sendEvent=_XkbFilterSwitchScreen(xkbi,filter,key,&act);
-		    break;
-		case XkbSA_SetControls:
-		case XkbSA_LockControls:
-		    filter = _XkbNextFreeFilter(xkbi);
-		    sendEvent=_XkbFilterControls(xkbi,filter,key,&act);
-		    break;
-		case XkbSA_ActionMessage:
-		    filter = _XkbNextFreeFilter(xkbi);
-		    sendEvent=_XkbFilterActionMessage(xkbi,filter,key,&act);
-		    break;
-		case XkbSA_RedirectKey:
-		    filter = _XkbNextFreeFilter(xkbi);
-		    sendEvent= _XkbFilterRedirectKey(xkbi,filter,key,&act);
-		    break;
-		case XkbSA_DeviceBtn:
-		case XkbSA_LockDeviceBtn:
-		    filter = _XkbNextFreeFilter(xkbi);
-		    sendEvent= _XkbFilterDeviceBtn(xkbi,filter,key,&act);
-		    break;
-		case XkbSA_XFree86Private:
-		    filter = _XkbNextFreeFilter(xkbi);
-		    sendEvent= _XkbFilterXF86Private(xkbi,filter,key,&act);
-		    break;
-	    }
-	}
-    }
-    else {
-	if (!keyEvent)
-	    key|= BTN_ACT_FLAG;
-	sendEvent = _XkbApplyFilters(xkbi,key,NULL);
-    }
-
-    if (xkbi->groupChange!=0)
-	xkbi->state.base_group+= xkbi->groupChange;
-    if (xkbi->setMods) {
-	for (i=0,bit=1; xkbi->setMods; i++,bit<<=1 ) {
-	    if (xkbi->setMods&bit) {
-		keyc->modifierKeyCount[i]++;
-		xkbi->state.base_mods|= bit;
-		xkbi->setMods&= ~bit;
-	    }
-	}
-    }
-    if (xkbi->clearMods) {
-	for (i=0,bit=1; xkbi->clearMods; i++,bit<<=1 ) {
-	    if (xkbi->clearMods&bit) {
-		keyc->modifierKeyCount[i]--;
-		if (keyc->modifierKeyCount[i]<=0) {
-		    xkbi->state.base_mods&= ~bit;
-		    keyc->modifierKeyCount[i] = 0;
-		}
-		xkbi->clearMods&= ~bit;
-	    }
-	}
-    }
-
-    if (sendEvent) {
-        DeviceIntPtr tmpdev;
-	if (keyEvent)
-            tmpdev = dev;
-        else
-            tmpdev = GetPairedDevice(dev);
-
-        UNWRAP_PROCESS_INPUT_PROC(tmpdev,xkbPrivPtr, backupproc);
-        dev->public.processInputProc((InternalEvent*)event, tmpdev);
-        COND_WRAP_PROCESS_INPUT_PROC(tmpdev, xkbPrivPtr,
-                                     backupproc,xkbUnwrapProc);
-    }
-    else if (keyEvent) {
-	FixKeyState(event, dev);
-    }
-
-    XkbComputeDerivedState(xkbi);
-    changed = XkbStateChangedFlags(&xkbi->prev_state,&xkbi->state);
-    if (genStateNotify) {
-	if (changed) {
-	    xkbStateNotify	sn;
-	    sn.keycode= key;
-	    sn.eventType= event->type;
-	    sn.requestMajor = sn.requestMinor = 0;
-	    sn.changed= changed;
-	    XkbSendStateNotify(dev,&sn);
-	}
-	xkbi->flags&= ~_XkbStateNotifyInProgress;
-    }
-    changed= XkbIndicatorsToUpdate(dev,changed,FALSE);
-    if (changed) {
-	XkbEventCauseRec	cause;
-	XkbSetCauseKey(&cause, key, event->type);
-	XkbUpdateIndicators(dev,changed,FALSE,NULL,&cause);
-    }
-    return;
-}
-
-int
-XkbLatchModifiers(DeviceIntPtr pXDev,CARD8 mask,CARD8 latches)
-{
-XkbSrvInfoPtr	xkbi;
-XkbFilterPtr	filter;
-XkbAction	act;
-unsigned	clear;
-
-    if ( pXDev && pXDev->key && pXDev->key->xkbInfo ) {
-	xkbi = pXDev->key->xkbInfo;
-	clear= (mask&(~latches));
-	xkbi->state.latched_mods&= ~clear;
-	/* Clear any pending latch to locks.
-	 */
-	act.type = XkbSA_NoAction;
-	_XkbApplyFilters(xkbi,SYNTHETIC_KEYCODE,&act);
-	act.type = XkbSA_LatchMods;
-	act.mods.flags = 0;
-	act.mods.mask  = mask&latches;
-	filter = _XkbNextFreeFilter(xkbi);
-	_XkbFilterLatchState(xkbi,filter,SYNTHETIC_KEYCODE,&act);
-	_XkbFilterLatchState(xkbi,filter,SYNTHETIC_KEYCODE,(XkbAction *)NULL);
-	return Success;
-    }
-    return BadValue;
-}
-
-int
-XkbLatchGroup(DeviceIntPtr pXDev,int group)
-{
-XkbSrvInfoPtr	xkbi;
-XkbFilterPtr	filter;
-XkbAction	act;
-
-    if ( pXDev && pXDev->key && pXDev->key->xkbInfo ) {
-	xkbi = pXDev->key->xkbInfo;
-	act.type = XkbSA_LatchGroup;
-	act.group.flags = 0;
-	XkbSASetGroup(&act.group,group);
-	filter = _XkbNextFreeFilter(xkbi);
-	_XkbFilterLatchState(xkbi,filter,SYNTHETIC_KEYCODE,&act);
-	_XkbFilterLatchState(xkbi,filter,SYNTHETIC_KEYCODE,(XkbAction *)NULL);
-	return Success;
-    }
-    return BadValue;
-}
-
-/***====================================================================***/
-
-void
-XkbClearAllLatchesAndLocks(	DeviceIntPtr		dev,
-				XkbSrvInfoPtr		xkbi,
-				Bool			genEv,
-				XkbEventCausePtr	cause)
-{
-XkbStateRec	os;
-xkbStateNotify	sn;
-
-    sn.changed= 0;
-    os= xkbi->state;
-    if (os.latched_mods) { /* clear all latches */
-	XkbLatchModifiers(dev,~0,0);
-	sn.changed|= XkbModifierLatchMask;
-    }
-    if (os.latched_group) {
-	XkbLatchGroup(dev,0);
-	sn.changed|= XkbGroupLatchMask;
-    }
-    if (os.locked_mods) {
-	xkbi->state.locked_mods= 0;
-	sn.changed|= XkbModifierLockMask;
-    }
-    if (os.locked_group) {
-	xkbi->state.locked_group= 0;
-	sn.changed|= XkbGroupLockMask;
-    }
-    if ( genEv && sn.changed) {
-	CARD32 	changed;
-
-	XkbComputeDerivedState(xkbi);
-	sn.keycode= 		cause->kc;
-	sn.eventType=		cause->event;
-	sn.requestMajor= 	cause->mjr;
-	sn.requestMinor= 	cause->mnr;
-	sn.changed= XkbStateChangedFlags(&os,&xkbi->state);
-	XkbSendStateNotify(dev,&sn);
-	changed= XkbIndicatorsToUpdate(dev,sn.changed,FALSE);
-	if (changed) {
-	    XkbUpdateIndicators(dev,changed,TRUE,NULL,cause);
-	}
-    }
-    return;
-}
-
-/*
- * The event is injected into the event processing, not the EQ. Thus,
- * ensure that we restore the master after the event sequence to the
- * original set of classes. Otherwise, the master remains on the XTEST
- * classes and drops events that don't fit into the XTEST layout (e.g.
- * events with more than 2 valuators).
- *
- * FIXME: EQ injection in the processing stage is not designed for, so this
- * is a rather awkward hack. The event list returned by GetPointerEvents()
- * and friends is always prefixed with a DCE if the last _posted_ device was
- * different. For normal events, this sequence then resets the master during
- * the processing stage. Since we inject the PointerKey events in the
- * processing stage though, we need to manually reset to restore the
- * previous order, because the events already in the EQ must be sent for the
- * right device.
- * So we post-fix the event list we get from GPE with a DCE back to the
- * previous slave device.
- *
- * First one on drinking island wins!
- */
-static void
-InjectPointerKeyEvents(DeviceIntPtr dev, int type, int button, int flags, ValuatorMask *mask)
-{
-    ScreenPtr           pScreen;
-    EventListPtr        events;
-    int                 nevents, i;
-    DeviceIntPtr        ptr, mpointer, lastSlave = NULL;
-    Bool                saveWait;
-
-    if (IsMaster(dev)) {
-        mpointer = GetMaster(dev, MASTER_POINTER);
-        lastSlave = mpointer->lastSlave;
-        ptr = GetXTestDevice(mpointer);
-    } else if (IsFloating(dev))
-        ptr = dev;
-    else
-        return;
-
-
-    events = InitEventList(GetMaximumEventsNum() + 1);
-    OsBlockSignals();
-    pScreen = miPointerGetScreen(ptr);
-    saveWait = miPointerSetWaitForUpdate(pScreen, FALSE);
-    nevents = GetPointerEvents(events, ptr, type, button, flags, mask);
-    if (IsMaster(dev) && (lastSlave && lastSlave != ptr))
-        UpdateFromMaster(&events[nevents], lastSlave, DEVCHANGE_POINTER_EVENT, &nevents);
-    miPointerSetWaitForUpdate(pScreen, saveWait);
-    OsReleaseSignals();
-
-    for (i = 0; i < nevents; i++)
-        mieqProcessDeviceEvent(ptr, (InternalEvent*)events[i].event, NULL);
-
-    FreeEventList(events, GetMaximumEventsNum());
-
-}
-
-static void
-XkbFakePointerMotion(DeviceIntPtr dev, unsigned flags,int x,int y)
-{
-    ValuatorMask        mask;
-    int                 gpe_flags = 0;
-
-    /* ignore attached SDs */
-    if (!IsMaster(dev) && !IsFloating(dev))
-        return;
-
-    if (flags & XkbSA_MoveAbsoluteX || flags & XkbSA_MoveAbsoluteY)
-        gpe_flags = POINTER_ABSOLUTE;
-    else
-        gpe_flags = POINTER_RELATIVE;
-
-    valuator_mask_set_range(&mask, 0, 2, (int[]){x, y});
-
-    InjectPointerKeyEvents(dev, MotionNotify, 0, gpe_flags, &mask);
-}
-
-void
-XkbFakeDeviceButton(DeviceIntPtr dev,Bool press,int button)
-{
-    DeviceIntPtr        ptr;
-    int                 down;
-
-    /* If dev is a slave device, and the SD is attached, do nothing. If we'd
-     * post through the attached master pointer we'd get duplicate events.
-     *
-     * if dev is a master keyboard, post through the XTEST device
-     *
-     * if dev is a floating slave, post through the device itself.
-     */
-
-    if (IsMaster(dev)) {
-        DeviceIntPtr mpointer = GetMaster(dev, MASTER_POINTER);
-        ptr = GetXTestDevice(mpointer);
-    } else if (IsFloating(dev))
-        ptr = dev;
-    else
-        return;
-
-    down = button_is_down(ptr, button, BUTTON_PROCESSED);
-    if (press == down)
-        return;
-
-    InjectPointerKeyEvents(dev, press ? ButtonPress : ButtonRelease,
-                           button, 0, NULL);
-}
+/************************************************************

+Copyright (c) 1993 by Silicon Graphics Computer Systems, Inc.

+

+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 Silicon Graphics not be 

+used in advertising or publicity pertaining to distribution 

+of the software without specific prior written permission.

+Silicon Graphics makes no representation about the suitability 

+of this software for any purpose. It is provided "as is"

+without any express or implied warranty.

+

+SILICON GRAPHICS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS 

+SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY 

+AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON

+GRAPHICS 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.

+

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

+

+#ifdef HAVE_DIX_CONFIG_H

+#include <dix-config.h>

+#endif

+

+#include <stdio.h>

+#include <math.h>

+#include <X11/X.h>

+#include <X11/Xproto.h>

+#include <X11/keysym.h>

+#include "misc.h"

+#include "inputstr.h"

+#include "exevents.h"

+#include "eventstr.h"

+#include <xkbsrv.h>

+#include "xkb.h"

+#include <ctype.h>

+#include "mi.h"

+#include "mipointer.h"

+#include "inpututils.h"

+#define EXTENSION_EVENT_BASE 64

+

+DevPrivateKeyRec xkbDevicePrivateKeyRec;

+

+void XkbFakeDeviceButton(DeviceIntPtr dev,Bool press,int button);

+static void XkbFakePointerMotion(DeviceIntPtr dev, unsigned flags,int x,int y);

+

+void

+xkbUnwrapProc(DeviceIntPtr device, DeviceHandleProc proc,

+                   pointer data)

+{

+    xkbDeviceInfoPtr xkbPrivPtr = XKBDEVICEINFO(device);

+    ProcessInputProc backupproc;

+    if(xkbPrivPtr->unwrapProc)

+	xkbPrivPtr->unwrapProc = NULL;

+

+    UNWRAP_PROCESS_INPUT_PROC(device,xkbPrivPtr, backupproc);

+    proc(device,data);

+    COND_WRAP_PROCESS_INPUT_PROC(device,xkbPrivPtr,

+				 backupproc,xkbUnwrapProc);

+}

+

+Bool

+XkbInitPrivates(void)

+{

+    return dixRegisterPrivateKey(&xkbDevicePrivateKeyRec, PRIVATE_DEVICE, sizeof(xkbDeviceInfoRec));

+}

+

+void

+XkbSetExtension(DeviceIntPtr device, ProcessInputProc proc)

+{

+    xkbDeviceInfoPtr xkbPrivPtr = XKBDEVICEINFO(device);

+    WRAP_PROCESS_INPUT_PROC(device, xkbPrivPtr, proc, xkbUnwrapProc);

+}

+

+/***====================================================================***/

+

+static XkbAction

+_FixUpAction(XkbDescPtr xkb,XkbAction *act)

+{

+static XkbAction	fake;

+

+    if (XkbIsPtrAction(act)&&(!(xkb->ctrls->enabled_ctrls&XkbMouseKeysMask))) {

+	fake.type = XkbSA_NoAction;

+	return fake;

+    }

+    if (xkb->ctrls->enabled_ctrls&XkbStickyKeysMask) {

+	if (act->any.type==XkbSA_SetMods) {

+	    fake.mods.type = XkbSA_LatchMods;

+	    fake.mods.mask = act->mods.mask;

+	    if (XkbAX_NeedOption(xkb->ctrls,XkbAX_LatchToLockMask))

+		 fake.mods.flags= XkbSA_ClearLocks|XkbSA_LatchToLock;

+	    else fake.mods.flags= XkbSA_ClearLocks;

+	    return fake;

+	}

+	if (act->any.type==XkbSA_SetGroup) {

+	    fake.group.type = XkbSA_LatchGroup;

+	    if (XkbAX_NeedOption(xkb->ctrls,XkbAX_LatchToLockMask))

+		 fake.group.flags= XkbSA_ClearLocks|XkbSA_LatchToLock;

+	    else fake.group.flags= XkbSA_ClearLocks;

+	    XkbSASetGroup(&fake.group,XkbSAGroup(&act->group));

+	    return fake;

+	}

+    }

+    return *act;

+}

+

+static XkbAction

+XkbGetKeyAction(XkbSrvInfoPtr xkbi,XkbStatePtr xkbState,CARD8 key)

+{

+int			effectiveGroup;

+int			col;

+XkbDescPtr		xkb;

+XkbKeyTypePtr		type;

+XkbAction *		pActs;

+static XkbAction 	fake;

+

+    xkb= xkbi->desc;

+    if (!XkbKeyHasActions(xkb,key) || !XkbKeycodeInRange(xkb,key)) {

+	fake.type = XkbSA_NoAction;

+	return fake;

+    }

+    pActs= XkbKeyActionsPtr(xkb,key);

+    col= 0;

+

+    effectiveGroup = XkbGetEffectiveGroup(xkbi, xkbState, key);

+    if (effectiveGroup != XkbGroup1Index)

+        col += (effectiveGroup * XkbKeyGroupsWidth(xkb, key));

+

+    type= XkbKeyKeyType(xkb,key,effectiveGroup);

+    if (type->map!=NULL) {

+	register unsigned		i,mods;

+	register XkbKTMapEntryPtr	entry;

+	mods= xkbState->mods&type->mods.mask;

+	for (entry= type->map,i=0;i<type->map_count;i++,entry++) {

+	    if ((entry->active)&&(entry->mods.mask==mods)) {

+		col+= entry->level;

+		break;

+	    }

+	}

+    }

+    if (pActs[col].any.type==XkbSA_NoAction)

+	return pActs[col];

+    fake= _FixUpAction(xkb,&pActs[col]);

+    return fake;

+}

+

+static XkbAction

+XkbGetButtonAction(DeviceIntPtr kbd,DeviceIntPtr dev,int button)

+{

+XkbAction fake;

+   if ((dev->button)&&(dev->button->xkb_acts)) {

+	if (dev->button->xkb_acts[button-1].any.type!=XkbSA_NoAction) {

+	    fake= _FixUpAction(kbd->key->xkbInfo->desc,

+					&dev->button->xkb_acts[button-1]);

+	    return fake;

+	}

+   }

+   fake.any.type= XkbSA_NoAction;

+   return fake;

+}

+

+/***====================================================================***/

+

+#define	SYNTHETIC_KEYCODE	1

+#define	BTN_ACT_FLAG		0x100

+

+static int

+_XkbFilterSetState(	XkbSrvInfoPtr	xkbi,

+			XkbFilterPtr	filter,

+			unsigned	keycode,

+			XkbAction *pAction)

+{

+    if (filter->keycode==0) {		/* initial press */

+	filter->keycode = keycode;

+	filter->active = 1;

+	filter->filterOthers = ((pAction->mods.mask&XkbSA_ClearLocks)!=0);

+	filter->priv = 0;

+	filter->filter = _XkbFilterSetState;

+	if (pAction->type==XkbSA_SetMods) {

+	    filter->upAction = *pAction;

+	    xkbi->setMods= pAction->mods.mask;

+	}

+	else {

+	    xkbi->groupChange = XkbSAGroup(&pAction->group);

+	    if (pAction->group.flags&XkbSA_GroupAbsolute)

+		xkbi->groupChange-= xkbi->state.base_group;

+	    filter->upAction= *pAction;

+	    XkbSASetGroup(&filter->upAction.group,xkbi->groupChange);

+	}

+    }

+    else if (filter->keycode==keycode) {

+	if (filter->upAction.type==XkbSA_SetMods) {

+	    xkbi->clearMods = filter->upAction.mods.mask;

+	    if (filter->upAction.mods.flags&XkbSA_ClearLocks) {

+		xkbi->state.locked_mods&= ~filter->upAction.mods.mask;

+	    }

+	}

+	else {

+	    if (filter->upAction.group.flags&XkbSA_ClearLocks) {

+		xkbi->state.locked_group = 0;

+	    }

+	    xkbi->groupChange = -XkbSAGroup(&filter->upAction.group);

+	}

+	filter->active = 0;

+    }

+    else {

+	filter->upAction.mods.flags&= ~XkbSA_ClearLocks;

+	filter->filterOthers = 0;

+    }

+    return 1;

+}

+

+#define	LATCH_KEY_DOWN	1

+#define	LATCH_PENDING	2

+#define	NO_LATCH	3

+

+static int

+_XkbFilterLatchState(	XkbSrvInfoPtr	xkbi,

+			XkbFilterPtr	filter,

+			unsigned	keycode,

+			XkbAction *	pAction)

+{

+

+    if (filter->keycode==0) {			/* initial press */

+	filter->keycode = keycode;

+	filter->active = 1;

+	filter->filterOthers = 1;

+	filter->priv = LATCH_KEY_DOWN;

+	filter->filter = _XkbFilterLatchState;

+	if (pAction->type==XkbSA_LatchMods) {

+	    filter->upAction = *pAction;

+	    xkbi->setMods = pAction->mods.mask;

+	}

+	else {

+	    xkbi->groupChange = XkbSAGroup(&pAction->group);

+	    if (pAction->group.flags&XkbSA_GroupAbsolute)

+		 xkbi->groupChange-= xkbi->state.base_group;

+	    filter->upAction= *pAction;

+	    XkbSASetGroup(&filter->upAction.group,xkbi->groupChange);

+	}

+    }

+    else if ( pAction && (filter->priv==LATCH_PENDING) ) {

+	if (((1<<pAction->type)&XkbSA_BreakLatch)!=0) {

+	    filter->active = 0;

+	    if (filter->upAction.type==XkbSA_LatchMods)

+		 xkbi->state.latched_mods&= ~filter->upAction.mods.mask;

+	    else xkbi->state.latched_group-=XkbSAGroup(&filter->upAction.group);

+	}

+	else if ((pAction->type==filter->upAction.type)&&

+		 (pAction->mods.flags==filter->upAction.mods.flags)&&

+		 (pAction->mods.mask==filter->upAction.mods.mask)) {

+	    if (filter->upAction.mods.flags&XkbSA_LatchToLock) {

+		XkbControlsPtr ctrls= xkbi->desc->ctrls;

+		if (filter->upAction.type==XkbSA_LatchMods)

+		     pAction->mods.type= XkbSA_LockMods;

+		else pAction->group.type= XkbSA_LockGroup;

+		if (XkbAX_NeedFeedback(ctrls,XkbAX_StickyKeysFBMask)&&

+		    		(ctrls->enabled_ctrls&XkbStickyKeysMask)) {

+		    XkbDDXAccessXBeep(xkbi->device,_BEEP_STICKY_LOCK,

+						XkbStickyKeysMask);

+		}

+	    }

+	    else {

+		if (filter->upAction.type==XkbSA_LatchMods)

+		     pAction->mods.type= XkbSA_SetMods;

+		else pAction->group.type= XkbSA_SetGroup;

+	    }

+	    if (filter->upAction.type==XkbSA_LatchMods)

+		 xkbi->state.latched_mods&= ~filter->upAction.mods.mask;

+	    else xkbi->state.latched_group-=XkbSAGroup(&filter->upAction.group);

+	    filter->active = 0;

+	}

+    }

+    else if (filter->keycode==keycode) {	/* release */

+	XkbControlsPtr	ctrls= xkbi->desc->ctrls;

+	int		needBeep;

+	int		beepType= _BEEP_NONE;

+

+	needBeep= ((ctrls->enabled_ctrls&XkbStickyKeysMask)&&

+			XkbAX_NeedFeedback(ctrls,XkbAX_StickyKeysFBMask));

+	if (filter->upAction.type==XkbSA_LatchMods) {

+	    xkbi->clearMods = filter->upAction.mods.mask;

+	    if ((filter->upAction.mods.flags&XkbSA_ClearLocks)&&

+		 (xkbi->clearMods&xkbi->state.locked_mods)==xkbi->clearMods) {

+		xkbi->state.locked_mods&= ~xkbi->clearMods;

+		filter->priv= NO_LATCH;

+		beepType= _BEEP_STICKY_UNLOCK;

+	    }

+	}

+	else {

+	    xkbi->groupChange = -XkbSAGroup(&filter->upAction.group);

+	    if ((filter->upAction.group.flags&XkbSA_ClearLocks)&&

+						(xkbi->state.locked_group)) {

+		xkbi->state.locked_group = 0;

+		filter->priv = NO_LATCH;

+		beepType= _BEEP_STICKY_UNLOCK;

+	    }

+	}

+	if (filter->priv==NO_LATCH) {

+	    filter->active= 0;

+	}

+	else {

+	    filter->priv= LATCH_PENDING;

+	    if (filter->upAction.type==XkbSA_LatchMods) {

+		xkbi->state.latched_mods |= filter->upAction.mods.mask;

+		needBeep = xkbi->state.latched_mods ? needBeep : 0;

+		xkbi->state.latched_mods |= filter->upAction.mods.mask;

+	    }

+	    else {

+		xkbi->state.latched_group+= XkbSAGroup(&filter->upAction.group);

+	    }

+	    if (needBeep && (beepType==_BEEP_NONE))

+		beepType= _BEEP_STICKY_LATCH;

+	}

+	if (needBeep && (beepType!=_BEEP_NONE))

+	    XkbDDXAccessXBeep(xkbi->device,beepType,XkbStickyKeysMask);

+    }

+    else if (filter->priv==LATCH_KEY_DOWN) {

+	filter->priv= NO_LATCH;

+	filter->filterOthers = 0;

+    }

+    return 1;

+}

+

+static int

+_XkbFilterLockState(	XkbSrvInfoPtr	xkbi,

+			XkbFilterPtr	filter,

+			unsigned	keycode,

+			XkbAction *	pAction)

+{

+    if (pAction&&(pAction->type==XkbSA_LockGroup)) {

+	if (pAction->group.flags&XkbSA_GroupAbsolute)

+	     xkbi->state.locked_group= XkbSAGroup(&pAction->group);

+	else xkbi->state.locked_group+= XkbSAGroup(&pAction->group);

+	return 1;

+    }

+    if (filter->keycode==0) {		/* initial press */

+	filter->keycode = keycode;

+	filter->active = 1;

+	filter->filterOthers = 0;

+	filter->priv = 0;

+	filter->filter = _XkbFilterLockState;

+	filter->upAction = *pAction;

+	xkbi->state.locked_mods^= pAction->mods.mask;

+	xkbi->setMods = pAction->mods.mask;

+    }

+    else if (filter->keycode==keycode) {

+	filter->active = 0;

+	xkbi->clearMods = filter->upAction.mods.mask;

+    }

+    return 1;

+}

+

+#define	ISO_KEY_DOWN		0

+#define	NO_ISO_LOCK		1

+

+static int

+_XkbFilterISOLock(	XkbSrvInfoPtr	xkbi,

+			XkbFilterPtr	filter,

+			unsigned	keycode,

+			XkbAction *	pAction)

+{

+

+    if (filter->keycode==0) {		/* initial press */

+	CARD8	flags= pAction->iso.flags;

+

+	filter->keycode = keycode;

+	filter->active = 1;

+	filter->filterOthers = 1;

+	filter->priv = ISO_KEY_DOWN;

+	filter->upAction = *pAction;

+	filter->filter = _XkbFilterISOLock;

+	if (flags&XkbSA_ISODfltIsGroup) {

+	    xkbi->groupChange = XkbSAGroup(&pAction->iso);

+	    xkbi->setMods = 0;

+	}

+	else {

+	    xkbi->setMods = pAction->iso.mask;

+	    xkbi->groupChange = 0;

+	}

+	if ((!(flags&XkbSA_ISONoAffectMods))&&(xkbi->state.base_mods)) {

+	    filter->priv= NO_ISO_LOCK;

+	    xkbi->state.locked_mods^= xkbi->state.base_mods;

+	}

+	if ((!(flags&XkbSA_ISONoAffectGroup))&&(xkbi->state.base_group)) {

+/* 6/22/93 (ef) -- lock groups if group key is down first */

+	}

+	if (!(flags&XkbSA_ISONoAffectPtr)) {

+/* 6/22/93 (ef) -- lock mouse buttons if they're down */

+	}

+    }

+    else if (filter->keycode==keycode) {

+	CARD8	flags= filter->upAction.iso.flags;

+

+	if (flags&XkbSA_ISODfltIsGroup) {

+	    xkbi->groupChange = -XkbSAGroup(&filter->upAction.iso);

+	    xkbi->clearMods = 0;

+	    if (filter->priv==ISO_KEY_DOWN)

+		xkbi->state.locked_group+= XkbSAGroup(&filter->upAction.iso);

+	}

+	else {

+	    xkbi->clearMods= filter->upAction.iso.mask;

+	    xkbi->groupChange= 0;

+	    if (filter->priv==ISO_KEY_DOWN)

+		xkbi->state.locked_mods^= filter->upAction.iso.mask;

+	}

+	filter->active = 0;

+    }

+    else if (pAction) {

+	CARD8	flags= filter->upAction.iso.flags;

+

+	switch (pAction->type) {

+	    case XkbSA_SetMods: case XkbSA_LatchMods:

+		if (!(flags&XkbSA_ISONoAffectMods)) {

+		    pAction->type= XkbSA_LockMods;

+		    filter->priv= NO_ISO_LOCK;

+		}

+		break;

+	    case XkbSA_SetGroup: case XkbSA_LatchGroup:

+		if (!(flags&XkbSA_ISONoAffectGroup)) {

+		    pAction->type= XkbSA_LockGroup;

+		    filter->priv= NO_ISO_LOCK;

+		}

+		break;

+	    case XkbSA_PtrBtn:

+		if (!(flags&XkbSA_ISONoAffectPtr)) {

+		     pAction->type= XkbSA_LockPtrBtn;

+		     filter->priv= NO_ISO_LOCK;

+		}

+		break;

+	    case XkbSA_SetControls:

+		if (!(flags&XkbSA_ISONoAffectCtrls)) {

+		    pAction->type= XkbSA_LockControls;

+		    filter->priv= NO_ISO_LOCK;

+		}

+		break;

+	}

+    }

+    return 1;

+}

+

+

+static CARD32

+_XkbPtrAccelExpire(OsTimerPtr timer,CARD32 now,pointer arg)

+{

+XkbSrvInfoPtr	xkbi= (XkbSrvInfoPtr)arg;

+XkbControlsPtr	ctrls= xkbi->desc->ctrls;

+int		dx,dy;

+

+    if (xkbi->mouseKey==0)

+	return 0;

+

+    if (xkbi->mouseKeysAccel) {

+	if ((xkbi->mouseKeysCounter)<ctrls->mk_time_to_max) {

+	    double step;

+	    xkbi->mouseKeysCounter++;

+	    step= xkbi->mouseKeysCurveFactor*

+		 pow((double)xkbi->mouseKeysCounter,xkbi->mouseKeysCurve);

+	    if (xkbi->mouseKeysDX<0)

+		 dx= floor( ((double)xkbi->mouseKeysDX)*step );

+	    else dx=  ceil( ((double)xkbi->mouseKeysDX)*step );

+	    if (xkbi->mouseKeysDY<0)

+		 dy= floor( ((double)xkbi->mouseKeysDY)*step );

+	    else dy=  ceil( ((double)xkbi->mouseKeysDY)*step );

+	}

+	else {

+	    dx= xkbi->mouseKeysDX*ctrls->mk_max_speed;

+	    dy= xkbi->mouseKeysDY*ctrls->mk_max_speed;

+	}

+	if (xkbi->mouseKeysFlags&XkbSA_MoveAbsoluteX)

+	    dx= xkbi->mouseKeysDX;

+	if (xkbi->mouseKeysFlags&XkbSA_MoveAbsoluteY)

+	    dy= xkbi->mouseKeysDY;

+    }

+    else {

+	dx= xkbi->mouseKeysDX;

+	dy= xkbi->mouseKeysDY;

+    }

+    XkbFakePointerMotion(xkbi->device, xkbi->mouseKeysFlags,dx,dy);

+    return xkbi->desc->ctrls->mk_interval;

+}

+

+static int

+_XkbFilterPointerMove(	XkbSrvInfoPtr	xkbi,

+			XkbFilterPtr	filter,

+			unsigned	keycode,

+			XkbAction *	pAction)

+{

+int	x,y;

+Bool	accel;

+

+    if (filter->keycode==0) {		/* initial press */

+	filter->keycode = keycode;

+	filter->active = 1;

+	filter->filterOthers = 0;

+	filter->priv=0;

+	filter->filter = _XkbFilterPointerMove;

+	filter->upAction= *pAction;

+	xkbi->mouseKeysCounter= 0;

+	xkbi->mouseKey= keycode;

+	accel= ((pAction->ptr.flags&XkbSA_NoAcceleration)==0);

+	x= XkbPtrActionX(&pAction->ptr);

+	y= XkbPtrActionY(&pAction->ptr);

+	XkbFakePointerMotion(xkbi->device, pAction->ptr.flags,x,y);

+	AccessXCancelRepeatKey(xkbi,keycode);

+	xkbi->mouseKeysAccel= accel&&

+		(xkbi->desc->ctrls->enabled_ctrls&XkbMouseKeysAccelMask);

+	xkbi->mouseKeysFlags= pAction->ptr.flags;

+	xkbi->mouseKeysDX= XkbPtrActionX(&pAction->ptr);

+	xkbi->mouseKeysDY= XkbPtrActionY(&pAction->ptr);

+	xkbi->mouseKeyTimer= TimerSet(xkbi->mouseKeyTimer, 0,

+				xkbi->desc->ctrls->mk_delay,

+				_XkbPtrAccelExpire,(pointer)xkbi);

+    }

+    else if (filter->keycode==keycode) {

+	filter->active = 0;

+	if (xkbi->mouseKey==keycode) {

+	    xkbi->mouseKey= 0;

+	    xkbi->mouseKeyTimer= TimerSet(xkbi->mouseKeyTimer, 0, 0,

+							NULL, NULL);

+	}

+    }

+    return 0;

+}

+

+static int

+_XkbFilterPointerBtn(	XkbSrvInfoPtr	xkbi,

+			XkbFilterPtr	filter,

+			unsigned	keycode,

+			XkbAction *	pAction)

+{

+    if (filter->keycode==0) {		/* initial press */

+	int	button= pAction->btn.button;

+

+	if (button==XkbSA_UseDfltButton)

+	    button = xkbi->desc->ctrls->mk_dflt_btn;

+

+	filter->keycode = keycode;

+	filter->active = 1;

+	filter->filterOthers = 0;

+	filter->priv=0;

+	filter->filter = _XkbFilterPointerBtn;

+	filter->upAction= *pAction;

+	filter->upAction.btn.button= button;

+	switch (pAction->type) {

+	    case XkbSA_LockPtrBtn:

+		if (((xkbi->lockedPtrButtons&(1<<button))==0)&&

+			((pAction->btn.flags&XkbSA_LockNoLock)==0)) {

+		    xkbi->lockedPtrButtons|= (1<<button);

+		    AccessXCancelRepeatKey(xkbi,keycode);

+		    XkbFakeDeviceButton(xkbi->device, 1, button);

+		    filter->upAction.type= XkbSA_NoAction;

+		}

+		break;

+	    case XkbSA_PtrBtn:

+		{

+		    register int i,nClicks;

+		    AccessXCancelRepeatKey(xkbi,keycode);

+		    if (pAction->btn.count>0) {

+			nClicks= pAction->btn.count;

+			for (i=0;i<nClicks;i++) {

+			    XkbFakeDeviceButton(xkbi->device, 1, button);

+			    XkbFakeDeviceButton(xkbi->device, 0, button);

+			}

+			filter->upAction.type= XkbSA_NoAction;

+		    }

+		    else XkbFakeDeviceButton(xkbi->device, 1, button);

+		}

+		break;

+	    case XkbSA_SetPtrDflt:

+		{

+		    XkbControlsPtr	ctrls= xkbi->desc->ctrls;

+		    XkbControlsRec	old;

+		    xkbControlsNotify	cn;

+

+		    old= *ctrls;

+		    AccessXCancelRepeatKey(xkbi,keycode);

+		    switch (pAction->dflt.affect) {

+			case XkbSA_AffectDfltBtn:

+			    if (pAction->dflt.flags&XkbSA_DfltBtnAbsolute)

+				ctrls->mk_dflt_btn= 

+					XkbSAPtrDfltValue(&pAction->dflt);

+			    else {

+				ctrls->mk_dflt_btn+=

+					XkbSAPtrDfltValue(&pAction->dflt);

+				if (ctrls->mk_dflt_btn>5)

+				    ctrls->mk_dflt_btn= 5;

+				else if (ctrls->mk_dflt_btn<1)

+				    ctrls->mk_dflt_btn= 1;

+			    }

+			    break;

+			default:

+			    ErrorF(

+		"Attempt to change unknown pointer default (%d) ignored\n",

+							pAction->dflt.affect);

+			    break;

+		    }

+		    if (XkbComputeControlsNotify(xkbi->device,

+						&old,xkbi->desc->ctrls,

+						&cn,FALSE)) {

+			cn.keycode = keycode;

+                        /* XXX: what about DeviceKeyPress? */

+			cn.eventType = KeyPress;

+			cn.requestMajor = 0;

+			cn.requestMinor = 0;

+			XkbSendControlsNotify(xkbi->device,&cn);

+		    }

+		}

+		break;

+	}

+    }

+    else if (filter->keycode==keycode) {

+	int	button= filter->upAction.btn.button;

+

+	switch (filter->upAction.type) {

+	    case XkbSA_LockPtrBtn:

+		if (((filter->upAction.btn.flags&XkbSA_LockNoUnlock)!=0)||

+				((xkbi->lockedPtrButtons&(1<<button))==0)) {

+		    break;

+		}

+		xkbi->lockedPtrButtons&= ~(1<<button);

+

+		if (IsMaster(xkbi->device))

+		{

+		    XkbMergeLockedPtrBtns(xkbi->device);

+                    /* One SD still has lock set, don't post event */

+		    if ((xkbi->lockedPtrButtons & (1 << button)) != 0)

+			break;

+		}

+

+		/* fallthrough */

+	    case XkbSA_PtrBtn:

+		XkbFakeDeviceButton(xkbi->device, 0, button);

+		break;

+	}

+	filter->active = 0;

+    }

+    return 0;

+}

+

+static int

+_XkbFilterControls(	XkbSrvInfoPtr	xkbi,

+			XkbFilterPtr	filter,

+			unsigned	keycode,

+			XkbAction *	pAction)

+{

+XkbControlsRec		old;

+XkbControlsPtr		ctrls;

+DeviceIntPtr		kbd;

+unsigned int		change;

+XkbEventCauseRec	cause;

+

+    kbd= xkbi->device;

+    ctrls= xkbi->desc->ctrls;

+    old= *ctrls;

+    if (filter->keycode==0) {		/* initial press */

+	filter->keycode = keycode;

+	filter->active = 1;

+	filter->filterOthers = 0;

+	change= XkbActionCtrls(&pAction->ctrls);

+	filter->priv = change;

+	filter->filter = _XkbFilterControls;

+	filter->upAction = *pAction;

+

+	if (pAction->type==XkbSA_LockControls) {

+	    filter->priv= (ctrls->enabled_ctrls&change);

+	    change&= ~ctrls->enabled_ctrls;

+	}

+

+	if (change) {

+	    xkbControlsNotify	cn;

+	    XkbSrvLedInfoPtr	sli;

+

+	    ctrls->enabled_ctrls|= change;

+	    if (XkbComputeControlsNotify(kbd,&old,ctrls,&cn,FALSE)) {

+		cn.keycode = keycode;

+                /* XXX: what about DeviceKeyPress? */

+		cn.eventType = KeyPress;

+		cn.requestMajor = 0;

+		cn.requestMinor = 0;

+		XkbSendControlsNotify(kbd,&cn);

+	    }

+

+	    XkbSetCauseKey(&cause,keycode,KeyPress);

+

+	    /* If sticky keys were disabled, clear all locks and latches */

+	    if ((old.enabled_ctrls&XkbStickyKeysMask)&&

+		(!(ctrls->enabled_ctrls&XkbStickyKeysMask))) {

+		XkbClearAllLatchesAndLocks(kbd,xkbi,FALSE,&cause);

+    	    }

+	    sli= XkbFindSrvLedInfo(kbd,XkbDfltXIClass,XkbDfltXIId,0);

+	    XkbUpdateIndicators(kbd,sli->usesControls,TRUE,NULL,&cause);

+	    if (XkbAX_NeedFeedback(ctrls,XkbAX_FeatureFBMask))

+		XkbDDXAccessXBeep(kbd,_BEEP_FEATURE_ON,change);

+	}

+    }

+    else if (filter->keycode==keycode) {

+	change= filter->priv;

+	if (change) {

+	    xkbControlsNotify 	cn;

+	    XkbSrvLedInfoPtr	sli;

+

+	    ctrls->enabled_ctrls&= ~change;

+	    if (XkbComputeControlsNotify(kbd,&old,ctrls,&cn,FALSE)) {

+		cn.keycode = keycode;

+		cn.eventType = KeyRelease;

+		cn.requestMajor = 0;

+		cn.requestMinor = 0;

+		XkbSendControlsNotify(kbd,&cn);

+	    }

+

+	    XkbSetCauseKey(&cause,keycode,KeyRelease);

+	    /* If sticky keys were disabled, clear all locks and latches */

+	    if ((old.enabled_ctrls&XkbStickyKeysMask)&&

+		(!(ctrls->enabled_ctrls&XkbStickyKeysMask))) {

+		XkbClearAllLatchesAndLocks(kbd,xkbi,FALSE,&cause);

+    	    }

+	    sli= XkbFindSrvLedInfo(kbd,XkbDfltXIClass,XkbDfltXIId,0);

+	    XkbUpdateIndicators(kbd,sli->usesControls,TRUE,NULL,&cause);

+	    if (XkbAX_NeedFeedback(ctrls,XkbAX_FeatureFBMask))

+		XkbDDXAccessXBeep(kbd,_BEEP_FEATURE_OFF,change);

+	}

+	filter->keycode= 0;

+	filter->active= 0;

+    }

+    return 1;

+}

+

+static int

+_XkbFilterActionMessage(XkbSrvInfoPtr	xkbi,

+			XkbFilterPtr	filter,

+			unsigned	keycode,

+			XkbAction *	pAction)

+{

+XkbMessageAction *	pMsg;

+DeviceIntPtr		kbd;

+

+    kbd= xkbi->device;

+    if (filter->keycode==0) {		/* initial press */

+	pMsg= &pAction->msg;

+	if ((pMsg->flags&XkbSA_MessageOnRelease)||

+	    ((pMsg->flags&XkbSA_MessageGenKeyEvent)==0)) {

+	    filter->keycode = keycode;

+	    filter->active = 1;

+	    filter->filterOthers = 0;

+	    filter->priv = 0;

+	    filter->filter = _XkbFilterActionMessage;

+	    filter->upAction = *pAction;

+	}

+	if (pMsg->flags&XkbSA_MessageOnPress)  {

+	    xkbActionMessage	msg;

+

+	    msg.keycode= keycode;

+	    msg.press= 1;

+	    msg.keyEventFollows=((pMsg->flags&XkbSA_MessageGenKeyEvent)!=0);

+	    memcpy((char *)msg.message,

+				(char *)pMsg->message,XkbActionMessageLength);

+	    XkbSendActionMessage(kbd,&msg);

+	}

+	return ((pAction->msg.flags&XkbSA_MessageGenKeyEvent)!=0);

+    }

+    else if (filter->keycode==keycode) {

+	pMsg= &filter->upAction.msg;

+	if (pMsg->flags&XkbSA_MessageOnRelease) {

+	    xkbActionMessage	msg;

+

+	    msg.keycode= keycode;

+	    msg.press= 0;

+	    msg.keyEventFollows=((pMsg->flags&XkbSA_MessageGenKeyEvent)!=0);

+	    memcpy((char *)msg.message,(char *)pMsg->message,

+						XkbActionMessageLength);

+	    XkbSendActionMessage(kbd,&msg);

+	}

+	filter->keycode= 0;

+	filter->active= 0;

+	return ((pMsg->flags&XkbSA_MessageGenKeyEvent)!=0);

+    }

+    return 0;

+}

+

+static int

+_XkbFilterRedirectKey(	XkbSrvInfoPtr	xkbi,

+			XkbFilterPtr	filter,

+			unsigned	keycode,

+			XkbAction *	pAction)

+{

+DeviceEvent	ev;

+int		x,y;

+XkbStateRec	old;

+unsigned	mods,mask;

+xkbDeviceInfoPtr xkbPrivPtr = XKBDEVICEINFO(xkbi->device);

+ProcessInputProc backupproc;

+

+    /* never actually used uninitialised, but gcc isn't smart enough

+     * to work that out. */

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

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

+

+    if ((filter->keycode!=0)&&(filter->keycode!=keycode))

+	return 1;

+

+    GetSpritePosition(xkbi->device, &x,&y);

+    ev.header = ET_Internal;

+    ev.length = sizeof(DeviceEvent);

+    ev.time = GetTimeInMillis();

+    ev.root_x = x;

+    ev.root_y = y;

+

+    if (filter->keycode==0) {		/* initial press */

+	if ((pAction->redirect.new_key<xkbi->desc->min_key_code)||

+	    (pAction->redirect.new_key>xkbi->desc->max_key_code)) {

+	    return 1;

+	}

+	filter->keycode = keycode;

+	filter->active = 1;

+	filter->filterOthers = 0;

+	filter->priv = 0;

+	filter->filter = _XkbFilterRedirectKey;

+	filter->upAction = *pAction;

+

+        ev.type = ET_KeyPress;

+        ev.detail.key = pAction->redirect.new_key;

+

+        mask= XkbSARedirectVModsMask(&pAction->redirect);

+        mods= XkbSARedirectVMods(&pAction->redirect);

+        if (mask) XkbVirtualModsToReal(xkbi->desc,mask,&mask);

+        if (mods) XkbVirtualModsToReal(xkbi->desc,mods,&mods);

+        mask|= pAction->redirect.mods_mask;

+        mods|= pAction->redirect.mods;

+

+	if ( mask || mods ) {

+	    old= xkbi->state;

+	    xkbi->state.base_mods&= ~mask;

+	    xkbi->state.base_mods|= (mods&mask);

+	    xkbi->state.latched_mods&= ~mask;

+	    xkbi->state.latched_mods|= (mods&mask);

+	    xkbi->state.locked_mods&= ~mask;

+	    xkbi->state.locked_mods|= (mods&mask);

+	    XkbComputeDerivedState(xkbi);

+	}

+

+	UNWRAP_PROCESS_INPUT_PROC(xkbi->device,xkbPrivPtr, backupproc);

+	xkbi->device->public.processInputProc((InternalEvent*)&ev, xkbi->device);

+	COND_WRAP_PROCESS_INPUT_PROC(xkbi->device, xkbPrivPtr,

+				     backupproc,xkbUnwrapProc);

+	

+	if ( mask || mods )

+	    xkbi->state= old;

+    }

+    else if (filter->keycode==keycode) {

+

+        ev.type = ET_KeyRelease;

+        ev.detail.key = filter->upAction.redirect.new_key;

+

+        mask= XkbSARedirectVModsMask(&filter->upAction.redirect);

+        mods= XkbSARedirectVMods(&filter->upAction.redirect);

+        if (mask) XkbVirtualModsToReal(xkbi->desc,mask,&mask);

+        if (mods) XkbVirtualModsToReal(xkbi->desc,mods,&mods);

+        mask|= filter->upAction.redirect.mods_mask;

+        mods|= filter->upAction.redirect.mods;

+

+	if ( mask || mods ) {

+	    old= xkbi->state;

+	    xkbi->state.base_mods&= ~mask;

+	    xkbi->state.base_mods|= (mods&mask);

+	    xkbi->state.latched_mods&= ~mask;

+	    xkbi->state.latched_mods|= (mods&mask);

+	    xkbi->state.locked_mods&= ~mask;

+	    xkbi->state.locked_mods|= (mods&mask);

+	    XkbComputeDerivedState(xkbi);

+	}

+

+	UNWRAP_PROCESS_INPUT_PROC(xkbi->device,xkbPrivPtr, backupproc);

+	xkbi->device->public.processInputProc((InternalEvent*)&ev, xkbi->device);

+	COND_WRAP_PROCESS_INPUT_PROC(xkbi->device, xkbPrivPtr,

+				     backupproc,xkbUnwrapProc);

+

+	if ( mask || mods )

+	    xkbi->state= old;

+

+	filter->keycode= 0;

+	filter->active= 0;

+    }

+    return 0;

+}

+

+static int

+_XkbFilterSwitchScreen(	XkbSrvInfoPtr	xkbi,

+			XkbFilterPtr	filter,

+			unsigned	keycode,

+			XkbAction *	pAction)

+{

+    DeviceIntPtr dev = xkbi->device;

+    if (dev == inputInfo.keyboard)

+        return 0;

+

+    if (filter->keycode==0) {		/* initial press */

+	filter->keycode = keycode;

+	filter->active = 1;

+	filter->filterOthers = 0;

+	filter->filter = _XkbFilterSwitchScreen;

+	AccessXCancelRepeatKey(xkbi, keycode);

+	XkbDDXSwitchScreen(dev,keycode,pAction);

+        return 0; 

+    }

+    else if (filter->keycode==keycode) {

+	filter->active= 0;

+        return 0; 

+    }

+    return 1;

+}

+

+static int

+_XkbFilterXF86Private(	XkbSrvInfoPtr	xkbi,

+			XkbFilterPtr	filter,

+			unsigned	keycode,

+			XkbAction *	pAction)

+{

+    DeviceIntPtr dev = xkbi->device;

+    if (dev == inputInfo.keyboard)

+        return 0;

+

+    if (filter->keycode==0) {		/* initial press */

+	filter->keycode = keycode;

+	filter->active = 1;

+	filter->filterOthers = 0;

+	filter->filter = _XkbFilterXF86Private;

+	XkbDDXPrivate(dev,keycode,pAction);

+        return 0; 

+    }

+    else if (filter->keycode==keycode) {

+	filter->active= 0;

+        return 0; 

+    }

+    return 1;

+}

+

+

+static int

+_XkbFilterDeviceBtn(	XkbSrvInfoPtr	xkbi,

+			XkbFilterPtr	filter,

+			unsigned	keycode,

+			XkbAction *	pAction)

+{

+DeviceIntPtr	dev;

+int		button;

+

+    if (xkbi->device == inputInfo.keyboard)

+        return 0;

+

+    if (filter->keycode==0) {		/* initial press */

+	_XkbLookupButtonDevice(&dev, pAction->devbtn.device, serverClient,

+			       DixUnknownAccess, &button);

+	if (!dev || !dev->public.on)

+	    return 1;

+

+	button= pAction->devbtn.button;

+	if ((button<1)||(button>dev->button->numButtons))

+	    return 1;

+

+	filter->keycode = keycode;

+	filter->active = 1;

+	filter->filterOthers = 0;

+	filter->priv=0;

+	filter->filter = _XkbFilterDeviceBtn;

+	filter->upAction= *pAction;

+	switch (pAction->type) {

+	    case XkbSA_LockDeviceBtn:

+		if ((pAction->devbtn.flags&XkbSA_LockNoLock)||

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

+		    return 0;

+		XkbFakeDeviceButton(dev,TRUE,button);

+		filter->upAction.type= XkbSA_NoAction;

+		break;

+	    case XkbSA_DeviceBtn:

+		if (pAction->devbtn.count>0) {

+		    int nClicks,i;

+		    nClicks= pAction->btn.count;

+		    for (i=0;i<nClicks;i++) {

+			XkbFakeDeviceButton(dev,TRUE,button);

+			XkbFakeDeviceButton(dev,FALSE,button);

+		    }

+		    filter->upAction.type= XkbSA_NoAction;

+		}

+		else XkbFakeDeviceButton(dev,TRUE,button);

+		break;

+	}

+    }

+    else if (filter->keycode==keycode) {

+	int	button;

+

+	filter->active= 0;

+	_XkbLookupButtonDevice(&dev, filter->upAction.devbtn.device,

+			       serverClient, DixUnknownAccess, &button);

+	if (!dev || !dev->public.on)

+	    return 1;

+

+	button= filter->upAction.btn.button;

+	switch (filter->upAction.type) {

+	    case XkbSA_LockDeviceBtn:

+		if ((filter->upAction.devbtn.flags&XkbSA_LockNoUnlock)||

+		    !BitIsOn(dev->button->down, button))

+		    return 0;

+		XkbFakeDeviceButton(dev,FALSE,button);

+		break;

+	    case XkbSA_DeviceBtn:

+		XkbFakeDeviceButton(dev,FALSE,button);

+		break;

+	}

+	filter->active = 0;

+    }

+    return 0;

+}

+

+static XkbFilterPtr

+_XkbNextFreeFilter(

+	XkbSrvInfoPtr xkbi

+)

+{

+register int	i;

+

+    if (xkbi->szFilters==0) {

+	xkbi->szFilters = 4;

+	xkbi->filters = calloc(xkbi->szFilters, sizeof(XkbFilterRec));

+	/* 6/21/93 (ef) -- XXX! deal with allocation failure */

+    }

+    for (i=0;i<xkbi->szFilters;i++) {

+	if (!xkbi->filters[i].active) {

+	    xkbi->filters[i].keycode = 0;

+	    return &xkbi->filters[i];

+	}

+    }

+    xkbi->szFilters*=2;

+    xkbi->filters= realloc(xkbi->filters,

+                            xkbi->szFilters * sizeof(XkbFilterRec));

+    /* 6/21/93 (ef) -- XXX! deal with allocation failure */

+    memset(&xkbi->filters[xkbi->szFilters/2], 0,

+            (xkbi->szFilters/2)*sizeof(XkbFilterRec));

+    return &xkbi->filters[xkbi->szFilters/2];

+}

+

+static int

+_XkbApplyFilters(XkbSrvInfoPtr xkbi,unsigned kc,XkbAction *pAction)

+{

+register int	i,send;

+

+    send= 1;

+    for (i=0;i<xkbi->szFilters;i++) {

+	if ((xkbi->filters[i].active)&&(xkbi->filters[i].filter))

+	    send= ((*xkbi->filters[i].filter)(xkbi,&xkbi->filters[i],kc,pAction) 

+                    && send);

+    }

+    return send;

+}

+

+void

+XkbHandleActions(DeviceIntPtr dev, DeviceIntPtr kbd, DeviceEvent* event)

+{

+int		key,bit,i;

+XkbSrvInfoPtr	xkbi;

+KeyClassPtr	keyc;

+int		changed,sendEvent;

+Bool		genStateNotify;

+XkbAction	act;

+XkbFilterPtr	filter;

+Bool		keyEvent;

+Bool		pressEvent;

+ProcessInputProc backupproc;

+    

+xkbDeviceInfoPtr xkbPrivPtr = XKBDEVICEINFO(dev);

+

+    keyc= kbd->key;

+    xkbi= keyc->xkbInfo;

+    key= event->detail.key;

+    /* The state may change, so if we're not in the middle of sending a state

+     * notify, prepare for it */

+    if ((xkbi->flags&_XkbStateNotifyInProgress)==0) {

+	xkbi->prev_state = xkbi->state;

+	xkbi->flags|= _XkbStateNotifyInProgress;

+	genStateNotify= TRUE;

+    }

+    else genStateNotify= FALSE;

+

+    xkbi->clearMods = xkbi->setMods = 0;

+    xkbi->groupChange = 0;

+

+    sendEvent = 1;

+    keyEvent= ((event->type == ET_KeyPress) || (event->type == ET_KeyRelease));

+    pressEvent= ((event->type == ET_KeyPress)|| (event->type == ET_ButtonPress));

+

+    if (pressEvent) {

+	if (keyEvent)	

+	    act = XkbGetKeyAction(xkbi,&xkbi->state,key);

+	else {

+	    act = XkbGetButtonAction(kbd,dev,key);

+	    key|= BTN_ACT_FLAG;

+	}

+	sendEvent = _XkbApplyFilters(xkbi,key,&act);

+	if (sendEvent) {

+	    switch (act.type) {

+		case XkbSA_SetMods:

+		case XkbSA_SetGroup:

+		    filter = _XkbNextFreeFilter(xkbi);

+		    sendEvent = _XkbFilterSetState(xkbi,filter,key,&act);

+		    break;

+		case XkbSA_LatchMods:

+		case XkbSA_LatchGroup:

+		    filter = _XkbNextFreeFilter(xkbi);

+		    sendEvent=_XkbFilterLatchState(xkbi,filter,key,&act);

+		    break;

+		case XkbSA_LockMods:

+		case XkbSA_LockGroup:

+		    filter = _XkbNextFreeFilter(xkbi);

+		    sendEvent=_XkbFilterLockState(xkbi,filter,key,&act);

+		    break;

+		case XkbSA_ISOLock:

+		    filter = _XkbNextFreeFilter(xkbi);

+		    sendEvent=_XkbFilterISOLock(xkbi,filter,key,&act);

+		    break;

+		case XkbSA_MovePtr:

+		    filter = _XkbNextFreeFilter(xkbi);

+		    sendEvent= _XkbFilterPointerMove(xkbi,filter,key,&act);

+		    break;

+		case XkbSA_PtrBtn:

+		case XkbSA_LockPtrBtn:

+		case XkbSA_SetPtrDflt:

+		    filter = _XkbNextFreeFilter(xkbi);

+		    sendEvent= _XkbFilterPointerBtn(xkbi,filter,key,&act);

+		    break;

+		case XkbSA_Terminate:

+		    sendEvent= XkbDDXTerminateServer(dev,key,&act);

+		    break;

+		case XkbSA_SwitchScreen:

+		    filter = _XkbNextFreeFilter(xkbi);

+		    sendEvent=_XkbFilterSwitchScreen(xkbi,filter,key,&act);

+		    break;

+		case XkbSA_SetControls:

+		case XkbSA_LockControls:

+		    filter = _XkbNextFreeFilter(xkbi);

+		    sendEvent=_XkbFilterControls(xkbi,filter,key,&act);

+		    break;

+		case XkbSA_ActionMessage:

+		    filter = _XkbNextFreeFilter(xkbi);

+		    sendEvent=_XkbFilterActionMessage(xkbi,filter,key,&act);

+		    break;

+		case XkbSA_RedirectKey:

+		    filter = _XkbNextFreeFilter(xkbi);

+		    sendEvent= _XkbFilterRedirectKey(xkbi,filter,key,&act);

+		    break;

+		case XkbSA_DeviceBtn:

+		case XkbSA_LockDeviceBtn:

+		    filter = _XkbNextFreeFilter(xkbi);

+		    sendEvent= _XkbFilterDeviceBtn(xkbi,filter,key,&act);

+		    break;

+		case XkbSA_XFree86Private:

+		    filter = _XkbNextFreeFilter(xkbi);

+		    sendEvent= _XkbFilterXF86Private(xkbi,filter,key,&act);

+		    break;

+	    }

+	}

+    }

+    else {

+	if (!keyEvent)

+	    key|= BTN_ACT_FLAG;

+	sendEvent = _XkbApplyFilters(xkbi,key,NULL);

+    }

+

+    if (xkbi->groupChange!=0)

+	xkbi->state.base_group+= xkbi->groupChange;

+    if (xkbi->setMods) {

+	for (i=0,bit=1; xkbi->setMods; i++,bit<<=1 ) {

+	    if (xkbi->setMods&bit) {

+		keyc->modifierKeyCount[i]++;

+		xkbi->state.base_mods|= bit;

+		xkbi->setMods&= ~bit;

+	    }

+	}

+    }

+    if (xkbi->clearMods) {

+	for (i=0,bit=1; xkbi->clearMods; i++,bit<<=1 ) {

+	    if (xkbi->clearMods&bit) {

+		keyc->modifierKeyCount[i]--;

+		if (keyc->modifierKeyCount[i]<=0) {

+		    xkbi->state.base_mods&= ~bit;

+		    keyc->modifierKeyCount[i] = 0;

+		}

+		xkbi->clearMods&= ~bit;

+	    }

+	}

+    }

+

+    if (sendEvent) {

+        DeviceIntPtr tmpdev;

+	if (keyEvent)

+            tmpdev = dev;

+        else

+            tmpdev = GetPairedDevice(dev);

+

+        UNWRAP_PROCESS_INPUT_PROC(tmpdev,xkbPrivPtr, backupproc);

+        dev->public.processInputProc((InternalEvent*)event, tmpdev);

+        COND_WRAP_PROCESS_INPUT_PROC(tmpdev, xkbPrivPtr,

+                                     backupproc,xkbUnwrapProc);

+    }

+    else if (keyEvent) {

+	FixKeyState(event, dev);

+    }

+

+    XkbComputeDerivedState(xkbi);

+    changed = XkbStateChangedFlags(&xkbi->prev_state,&xkbi->state);

+    if (genStateNotify) {

+	if (changed) {

+	    xkbStateNotify	sn;

+	    sn.keycode= key;

+	    sn.eventType= event->type;

+	    sn.requestMajor = sn.requestMinor = 0;

+	    sn.changed= changed;

+	    XkbSendStateNotify(dev,&sn);

+	}

+	xkbi->flags&= ~_XkbStateNotifyInProgress;

+    }

+    changed= XkbIndicatorsToUpdate(dev,changed,FALSE);

+    if (changed) {

+	XkbEventCauseRec	cause;

+	XkbSetCauseKey(&cause, key, event->type);

+	XkbUpdateIndicators(dev,changed,FALSE,NULL,&cause);

+    }

+    return;

+}

+

+int

+XkbLatchModifiers(DeviceIntPtr pXDev,CARD8 mask,CARD8 latches)

+{

+XkbSrvInfoPtr	xkbi;

+XkbFilterPtr	filter;

+XkbAction	act;

+unsigned	clear;

+

+    if ( pXDev && pXDev->key && pXDev->key->xkbInfo ) {

+	xkbi = pXDev->key->xkbInfo;

+	clear= (mask&(~latches));

+	xkbi->state.latched_mods&= ~clear;

+	/* Clear any pending latch to locks.

+	 */

+	act.type = XkbSA_NoAction;

+	_XkbApplyFilters(xkbi,SYNTHETIC_KEYCODE,&act);

+	act.type = XkbSA_LatchMods;

+	act.mods.flags = 0;

+	act.mods.mask  = mask&latches;

+	filter = _XkbNextFreeFilter(xkbi);

+	_XkbFilterLatchState(xkbi,filter,SYNTHETIC_KEYCODE,&act);

+	_XkbFilterLatchState(xkbi,filter,SYNTHETIC_KEYCODE,(XkbAction *)NULL);

+	return Success;

+    }

+    return BadValue;

+}

+

+int

+XkbLatchGroup(DeviceIntPtr pXDev,int group)

+{

+XkbSrvInfoPtr	xkbi;

+XkbFilterPtr	filter;

+XkbAction	act;

+

+    if ( pXDev && pXDev->key && pXDev->key->xkbInfo ) {

+	xkbi = pXDev->key->xkbInfo;

+	act.type = XkbSA_LatchGroup;

+	act.group.flags = 0;

+	XkbSASetGroup(&act.group,group);

+	filter = _XkbNextFreeFilter(xkbi);

+	_XkbFilterLatchState(xkbi,filter,SYNTHETIC_KEYCODE,&act);

+	_XkbFilterLatchState(xkbi,filter,SYNTHETIC_KEYCODE,(XkbAction *)NULL);

+	return Success;

+    }

+    return BadValue;

+}

+

+/***====================================================================***/

+

+void

+XkbClearAllLatchesAndLocks(	DeviceIntPtr		dev,

+				XkbSrvInfoPtr		xkbi,

+				Bool			genEv,

+				XkbEventCausePtr	cause)

+{

+XkbStateRec	os;

+xkbStateNotify	sn;

+

+    sn.changed= 0;

+    os= xkbi->state;

+    if (os.latched_mods) { /* clear all latches */

+	XkbLatchModifiers(dev,~0,0);

+	sn.changed|= XkbModifierLatchMask;

+    }

+    if (os.latched_group) {

+	XkbLatchGroup(dev,0);

+	sn.changed|= XkbGroupLatchMask;

+    }

+    if (os.locked_mods) {

+	xkbi->state.locked_mods= 0;

+	sn.changed|= XkbModifierLockMask;

+    }

+    if (os.locked_group) {

+	xkbi->state.locked_group= 0;

+	sn.changed|= XkbGroupLockMask;

+    }

+    if ( genEv && sn.changed) {

+	CARD32 	changed;

+

+	XkbComputeDerivedState(xkbi);

+	sn.keycode= 		cause->kc;

+	sn.eventType=		cause->event;

+	sn.requestMajor= 	cause->mjr;

+	sn.requestMinor= 	cause->mnr;

+	sn.changed= XkbStateChangedFlags(&os,&xkbi->state);

+	XkbSendStateNotify(dev,&sn);

+	changed= XkbIndicatorsToUpdate(dev,sn.changed,FALSE);

+	if (changed) {

+	    XkbUpdateIndicators(dev,changed,TRUE,NULL,cause);

+	}

+    }

+    return;

+}

+

+/*

+ * The event is injected into the event processing, not the EQ. Thus,

+ * ensure that we restore the master after the event sequence to the

+ * original set of classes. Otherwise, the master remains on the XTEST

+ * classes and drops events that don't fit into the XTEST layout (e.g.

+ * events with more than 2 valuators).

+ *

+ * FIXME: EQ injection in the processing stage is not designed for, so this

+ * is a rather awkward hack. The event list returned by GetPointerEvents()

+ * and friends is always prefixed with a DCE if the last _posted_ device was

+ * different. For normal events, this sequence then resets the master during

+ * the processing stage. Since we inject the PointerKey events in the

+ * processing stage though, we need to manually reset to restore the

+ * previous order, because the events already in the EQ must be sent for the

+ * right device.

+ * So we post-fix the event list we get from GPE with a DCE back to the

+ * previous slave device.

+ *

+ * First one on drinking island wins!

+ */

+static void

+InjectPointerKeyEvents(DeviceIntPtr dev, int type, int button, int flags, ValuatorMask *mask)

+{

+    ScreenPtr           pScreen;

+    EventListPtr        events;

+    int                 nevents, i;

+    DeviceIntPtr        ptr, mpointer, lastSlave = NULL;

+    Bool                saveWait;

+

+    if (IsMaster(dev)) {

+        mpointer = GetMaster(dev, MASTER_POINTER);

+        lastSlave = mpointer->lastSlave;

+        ptr = GetXTestDevice(mpointer);

+    } else if (IsFloating(dev))

+        ptr = dev;

+    else

+        return;

+

+

+    events = InitEventList(GetMaximumEventsNum() + 1);

+    OsBlockSignals();

+    pScreen = miPointerGetScreen(ptr);

+    saveWait = miPointerSetWaitForUpdate(pScreen, FALSE);

+    nevents = GetPointerEvents(events, ptr, type, button, flags, mask);

+    if (IsMaster(dev) && (lastSlave && lastSlave != ptr))

+        UpdateFromMaster(&events[nevents], lastSlave, DEVCHANGE_POINTER_EVENT, &nevents);

+    miPointerSetWaitForUpdate(pScreen, saveWait);

+    OsReleaseSignals();

+

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

+        mieqProcessDeviceEvent(ptr, (InternalEvent*)events[i].event, NULL);

+

+    FreeEventList(events, GetMaximumEventsNum());

+

+}

+

+static void

+XkbFakePointerMotion(DeviceIntPtr dev, unsigned flags,int x,int y)

+{

+    ValuatorMask        mask;

+    int                 gpe_flags = 0;

+

+    /* ignore attached SDs */

+    if (!IsMaster(dev) && !IsFloating(dev))

+        return;

+

+    if (flags & XkbSA_MoveAbsoluteX || flags & XkbSA_MoveAbsoluteY)

+        gpe_flags = POINTER_ABSOLUTE;

+    else

+        gpe_flags = POINTER_RELATIVE;

+

+    valuator_mask_set_range(&mask, 0, 2, (int[]){x, y});

+

+    InjectPointerKeyEvents(dev, MotionNotify, 0, gpe_flags, &mask);

+}

+

+void

+XkbFakeDeviceButton(DeviceIntPtr dev,Bool press,int button)

+{

+    DeviceIntPtr        ptr;

+    int                 down;

+

+    /* If dev is a slave device, and the SD is attached, do nothing. If we'd

+     * post through the attached master pointer we'd get duplicate events.

+     *

+     * if dev is a master keyboard, post through the XTEST device

+     *

+     * if dev is a floating slave, post through the device itself.

+     */

+

+    if (IsMaster(dev)) {

+        DeviceIntPtr mpointer = GetMaster(dev, MASTER_POINTER);

+        ptr = GetXTestDevice(mpointer);

+    } else if (IsFloating(dev))

+        ptr = dev;

+    else

+        return;

+

+    down = button_is_down(ptr, button, BUTTON_PROCESSED);

+    if (press == down)

+        return;

+

+    InjectPointerKeyEvents(dev, press ? ButtonPress : ButtonRelease,

+                           button, 0, NULL);

+}