svn merge ^/branches/released .

1 files changed, 887 insertions, 889 deletions

diff --git a/libX11/src/xkb/XKBNames.c b/libX11/src/xkb/XKBNames.c
index b07f73ca5..3cc1f60ed 100644
--- a/libX11/src/xkb/XKBNames.c
+++ b/libX11/src/xkb/XKBNames.c
@@ -1,889 +1,887 @@
-/************************************************************
-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.
-
-********************************************************/
-
-#define NEED_REPLIES
-#define NEED_EVENTS
-#define NEED_MAP_READERS
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include "Xlibint.h"
-#include <X11/extensions/XKBproto.h>
-#include "XKBlibint.h"
-
-
-static Status
-_XkbReadAtoms(	XkbReadBufferPtr	buf,
-		Atom *			atoms,
-		int			maxAtoms,
-		CARD32		 	present)
-{
-register int i,bit;
-
-    for (i=0,bit=1;(i<maxAtoms)&&(present);i++,bit<<=1) {
-	if (present&bit) {
-	    if (!_XkbReadBufferCopy32(buf,(long *)&atoms[i],1))
-		return BadLength;
-	    present&= ~bit;
-	}
-    }
-    return Success;
-}
-
-Status
-_XkbReadGetNamesReply(	Display *		dpy,
-			xkbGetNamesReply *	rep,
-			XkbDescPtr 		xkb,
-			int *			nread_rtrn)
-{
-    int				 i,len;
-    XkbReadBufferRec		 buf;
-    register XkbNamesPtr	 names;
-
-    if ( xkb->device_spec == XkbUseCoreKbd )
-	xkb->device_spec = rep->deviceID;
-
-    if ((xkb->names==NULL)&&
-	(XkbAllocNames(xkb,rep->which,
-				rep->nRadioGroups,rep->nKeyAliases)!=Success)) {
-	return BadAlloc;
-    }
-    names= xkb->names;
-    if (rep->length==0)
-	return Success;
-
-    if (!_XkbInitReadBuffer(dpy,&buf,(int)rep->length*4))
-	return BadAlloc;
-    if (nread_rtrn)
-	*nread_rtrn= (int)rep->length*4;
-
-    if ((rep->which&XkbKeycodesNameMask)&&
-	(!_XkbReadBufferCopy32(&buf,(long *)&names->keycodes,1)))
-	    goto BAILOUT;
-    if ((rep->which&XkbGeometryNameMask)&&
-	(!_XkbReadBufferCopy32(&buf,(long *)&names->geometry,1)))
-	    goto BAILOUT;
-    if ((rep->which&XkbSymbolsNameMask)&&
-	(!_XkbReadBufferCopy32(&buf,(long *)&names->symbols,1)))
-	    goto BAILOUT;
-    if ((rep->which&XkbPhysSymbolsNameMask)&&
-	(!_XkbReadBufferCopy32(&buf,(long *)&names->phys_symbols,1)))
-	    goto BAILOUT;
-    if ((rep->which&XkbTypesNameMask)&&
-	(!_XkbReadBufferCopy32(&buf,(long *)&names->types,1)))
-	    goto BAILOUT;
-    if ((rep->which&XkbCompatNameMask)&&
-	(!_XkbReadBufferCopy32(&buf,(long *)&names->compat,1)))
-	    goto BAILOUT;
-
-    if ( rep->which & XkbKeyTypeNamesMask ) {
-	XkbClientMapPtr	map= xkb->map;
-	XkbKeyTypePtr	type;
-
-	len= rep->nTypes*4;
-	if (map!=NULL) {
-	    type= map->types;
-	    for (i=0;(i<map->num_types)&&(i<rep->nTypes);i++,type++) {
-		if (!_XkbReadBufferCopy32(&buf,(long *)&type->name,1))
-		    goto BAILOUT;
-		len-= 4;
-	    }
-	}
-	if ((len>0)&&(!_XkbSkipReadBufferData(&buf,len)))
-	    goto BAILOUT;
-    }
-    if ( rep->which&XkbKTLevelNamesMask ) {
-	CARD8 *nLevels;
-	XkbClientMapPtr	map= xkb->map;
-	XkbKeyTypePtr	type;
-
-	nLevels=(CARD8*)_XkbGetReadBufferPtr(&buf,XkbPaddedSize(rep->nTypes));
-	if (nLevels==NULL)
-	    goto BAILOUT;
-	if (map!=NULL) {
-	    type= map->types;
-	    for (i=0;i<(int)rep->nTypes;i++,type++) {
-		if (i>=map->num_types) {
-		    if (!_XkbSkipReadBufferData(&buf,nLevels[i]*4))
-			goto BAILOUT;
-		    continue;
-		}
-		if ((nLevels[i]>0)&&(nLevels[i]!=type->num_levels)) {
-		    goto BAILOUT;
-		}
-		if (type->level_names!=NULL)
-		    Xfree(type->level_names);
-		if (nLevels[i]==0) {
-		    type->level_names= NULL;
-		    continue;
-		}
-		type->level_names= _XkbTypedCalloc(nLevels[i],Atom);
-		if (type->level_names!=NULL) {
-		    if (!_XkbReadBufferCopy32(&buf,(long *)type->level_names,
-								nLevels[i]))
-			goto BAILOUT;
-		}
-		else {
-		    _XkbSkipReadBufferData(&buf,nLevels[i]*4);
-		}
-	    }
-	}
-	else {
-	    for (i=0;i<(int)rep->nTypes;i++) {
-		_XkbSkipReadBufferData(&buf,nLevels[i]*4);
-	    }
-	}
-    }
-    if (rep->which & XkbIndicatorNamesMask) {
-	if (_XkbReadAtoms(&buf,names->indicators,XkbNumIndicators,
-						rep->indicators)!=Success)
-	    goto BAILOUT;
-    }
-    if ( rep->which&XkbVirtualModNamesMask ) {
-	if (_XkbReadAtoms(&buf,names->vmods,XkbNumVirtualMods,
-					(CARD32)rep->virtualMods)!=Success)
-	    goto BAILOUT;
-    }
-    if ( rep->which&XkbGroupNamesMask ) {
-	if (_XkbReadAtoms(&buf,names->groups,XkbNumKbdGroups,
-					(CARD32)rep->groupNames)!=Success)
-	    goto BAILOUT;
-    }
-    if ( rep->which&XkbKeyNamesMask ) {
-	if (names->keys==NULL) {
-	    int nKeys;
-	    if (xkb->max_key_code==0) {
-		xkb->min_key_code= rep->minKeyCode;
-		xkb->max_key_code= rep->maxKeyCode;
-	    }
-	    nKeys= xkb->max_key_code+1;
-	    names->keys= _XkbTypedCalloc(nKeys,XkbKeyNameRec);
-	}
-	if (names->keys!=NULL) {
-	    if (!_XkbCopyFromReadBuffer(&buf,
-					(char *)&names->keys[rep->firstKey],
-					rep->nKeys*XkbKeyNameLength))
-		goto BAILOUT;
-	}
-	else _XkbSkipReadBufferData(&buf,rep->nKeys*XkbKeyNameLength);
-    }
-    if ( rep->which&XkbKeyAliasesMask && (rep->nKeyAliases>0) ) {
-	if (XkbAllocNames(xkb,XkbKeyAliasesMask,0,rep->nKeyAliases)!=Success)
-	    goto BAILOUT;
-	if (!_XkbCopyFromReadBuffer(&buf,(char *)names->key_aliases,
-				rep->nKeyAliases*XkbKeyNameLength*2))
-	    goto BAILOUT;
-    }
-    if ( rep->which&XkbRGNamesMask ) {
-	if (rep->nRadioGroups>0) {
-	    Atom *rgNames;
-
-	    if (names->radio_groups==NULL)
-		names->radio_groups = _XkbTypedCalloc(rep->nRadioGroups,Atom);
-	    else if (names->num_rg<rep->nRadioGroups) {
-		names->radio_groups = _XkbTypedRealloc(names->radio_groups,
-							rep->nRadioGroups,
-							Atom);
-	    }
-	    rgNames= names->radio_groups;
-	    if (!rgNames) {
-		goto BAILOUT;
-	    }
-	    if (!_XkbReadBufferCopy32(&buf,(long *)rgNames,rep->nRadioGroups))
-		goto BAILOUT;
-	    names->num_rg= rep->nRadioGroups;
-	}
-	else if (names->num_rg>0) {
-	    names->num_rg= 0;
-	    Xfree(names->radio_groups);
-	}
-    }
-    len= _XkbFreeReadBuffer(&buf);
-    if (len!=0) 	return BadLength;
-    else		return Success;
-BAILOUT:
-    _XkbFreeReadBuffer(&buf);
-    return BadLength;
-}
-
-Status
-XkbGetNames(Display *dpy,unsigned which,XkbDescPtr xkb)
-{
-    register xkbGetNamesReq *req;
-    xkbGetNamesReply	     rep;
-    Status		     status;
-    XkbInfoPtr xkbi;
-
-    if ((dpy->flags & XlibDisplayNoXkb) ||
-	(!dpy->xkb_info && !XkbUseExtension(dpy,NULL,NULL)))
-	return BadAccess;
-    LockDisplay(dpy);
-    xkbi = dpy->xkb_info;
-    if (!xkb->names) {
-	xkb->names = _XkbTypedCalloc(1,XkbNamesRec);
-	if (!xkb->names) {
-	    UnlockDisplay(dpy);
-	    SyncHandle();
-	    return BadAlloc;
-	}
-    }
-    GetReq(kbGetNames, req);
-    req->reqType = xkbi->codes->major_opcode;
-    req->xkbReqType = X_kbGetNames;
-    req->deviceSpec = xkb->device_spec;
-    req->which = which;
-    if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) {
-	UnlockDisplay(dpy);
-	SyncHandle();
-	return BadImplementation;
-    }
-
-    status = _XkbReadGetNamesReply(dpy,&rep,xkb,NULL);
-    UnlockDisplay(dpy);
-    SyncHandle();
-    return status;
-}
-
-/***====================================================================***/
-
-static int
-_XkbCountBits(int nBitsMax,unsigned long mask)
-{
-register unsigned long y, nBits;
-
-    y = (mask >> 1) &033333333333;
-    y = mask - y - ((y >>1) & 033333333333);
-    nBits = ((unsigned int) (((y + (y >> 3)) & 030707070707) % 077));
-
-    /* nBitsMax really means max+1 */
-    return (nBits < nBitsMax) ? nBits : (nBitsMax - 1);
-}
-
-static CARD32
-_XkbCountAtoms(Atom *atoms,int maxAtoms,int *count)
-{
-register unsigned int i,bit,nAtoms;
-register CARD32 atomsPresent;
-
-    for (i=nAtoms=atomsPresent=0,bit=1;i<maxAtoms;i++,bit<<=1) {
-        if (atoms[i]!=None) {
-            atomsPresent|= bit;
-            nAtoms++;
-        }
-    }
-    if (count)
-        *count= nAtoms;
-    return atomsPresent;
-}
-
-static void
-_XkbCopyAtoms(Display *dpy,Atom *atoms,CARD32 mask,int maxAtoms)
-{
-register unsigned int i,bit;
-
-    for (i=0,bit=1;i<maxAtoms;i++,bit<<=1) {
-        if (mask&bit)
-	    Data32(dpy,&atoms[i],4);
-    }
-    return;
-}
-
-Bool
-XkbSetNames(	Display *	dpy,
-		unsigned int 	which,
-		unsigned int 	firstType,
-		unsigned int 	nTypes,
-		XkbDescPtr 	xkb)
-{
-    register xkbSetNamesReq *req;
-    int  nLvlNames = 0;
-    XkbInfoPtr xkbi;
-    XkbNamesPtr names;
-    unsigned firstLvlType,nLvlTypes;
-    int	nVMods,nLEDs,nRG,nKA,nGroups;
-    int nKeys=0,firstKey=0,nAtoms;
-    CARD32 leds,vmods,groups;
-
-    if ((dpy->flags & XlibDisplayNoXkb) ||
-	(!dpy->xkb_info && !XkbUseExtension(dpy,NULL,NULL)))
-	return False;
-    if ((!xkb)||(!xkb->names))
-	return False;
-    firstLvlType= firstType;
-    nLvlTypes= nTypes;
-    if (nTypes<1)
-	which&= ~(XkbKTLevelNamesMask|XkbKeyTypeNamesMask);
-    else if (firstType<=XkbLastRequiredType) {
-	int	adjust;
-	adjust= XkbLastRequiredType-firstType+1;
-	firstType+= adjust;
-	nTypes-= adjust;
-	if (nTypes<1)
-	    which&= ~XkbKeyTypeNamesMask;
-    }
-    names= xkb->names;
-    if (which&(XkbKTLevelNamesMask|XkbKeyTypeNamesMask)) {
-	register int	i;
-	XkbKeyTypePtr	type;
-	if((xkb->map==NULL)||(xkb->map->types==NULL)||(nTypes==0)||
-				(firstType+nTypes>xkb->map->num_types)||
-				(firstLvlType+nLvlTypes>xkb->map->num_types))
-	    return False;
-	if (which&XkbKTLevelNamesMask) {
-	    type= &xkb->map->types[firstLvlType];
-	    for (i=nLvlNames=0;i<nLvlTypes;i++,type++) {
-		if (type->level_names!=NULL)
-		    nLvlNames+= type->num_levels;
-	    }
-	}
-    }
-
-    nVMods= nLEDs= nRG= nKA= nAtoms= nGroups= 0;
-    LockDisplay(dpy);
-    xkbi = dpy->xkb_info;
-    GetReq(kbSetNames, req);
-    req->reqType = xkbi->codes->major_opcode;
-    req->xkbReqType = X_kbSetNames;
-    req->deviceSpec = xkb->device_spec;
-    req->firstType = firstType;
-    req->nTypes = nTypes;
-    req->firstKey = xkb->min_key_code;
-    req->nKeys = xkb->max_key_code-xkb->min_key_code+1;
-
-    if (which&XkbKeycodesNameMask)
-	nAtoms++;
-    if (which&XkbGeometryNameMask)
-	nAtoms++;
-    if (which&XkbSymbolsNameMask)
-	nAtoms++;
-    if (which&XkbPhysSymbolsNameMask)
-	nAtoms++;
-    if (which&XkbTypesNameMask)
-	nAtoms++;
-    if (which&XkbCompatNameMask)
-	nAtoms++;
-    if (which&XkbKeyTypeNamesMask)
-	nAtoms+= nTypes;
-    if (which&XkbKTLevelNamesMask) {
-	req->firstKTLevel= firstLvlType;
-	req->nKTLevels= nLvlTypes;
-	req->length+= XkbPaddedSize(nLvlTypes)/4; /* room for group widths */
-	nAtoms+= nLvlNames;
-    }
-    else req->firstKTLevel= req->nKTLevels= 0;
-
-    if (which&XkbIndicatorNamesMask) {
-	req->indicators= leds=
-		_XkbCountAtoms(names->indicators,XkbNumIndicators,&nLEDs);
-	if (nLEDs>0)
-	     nAtoms+= nLEDs;
-	else which&= ~XkbIndicatorNamesMask;
-    }
-    else req->indicators= leds= 0;
-
-    if (which&XkbVirtualModNamesMask) {
-	vmods= req->virtualMods= (CARD16)
-		_XkbCountAtoms(names->vmods,XkbNumVirtualMods,&nVMods);
-	if (nVMods>0)
-	     nAtoms+= nVMods;
-	else which&= ~XkbVirtualModNamesMask;
-    }
-    else vmods= req->virtualMods= 0;
-
-    if (which&XkbGroupNamesMask) {
-	groups= req->groupNames= (CARD8)
-		_XkbCountAtoms(names->groups,XkbNumKbdGroups,&nGroups);
-	if (nGroups>0)
-	     nAtoms+= nGroups;
-	else which&= ~XkbGroupNamesMask;
-    }
-    else groups= req->groupNames= 0;
-
-    if ((which&XkbKeyNamesMask)&&(names->keys!=NULL)) {
-	firstKey= req->firstKey;
-	nKeys= req->nKeys;
-	nAtoms+= nKeys;	/* technically not atoms, but 4 bytes wide */
-    }
-    else which&= ~XkbKeyNamesMask;
-
-    if (which&XkbKeyAliasesMask) {
-	nKA= ((names->key_aliases!=NULL)?names->num_key_aliases:0);
-	if (nKA>0) {
-	    req->nKeyAliases= nKA;
-	    nAtoms+= nKA*2; /* not atoms, but 8 bytes on the wire */
-	}
-	else {
-	    which&= ~XkbKeyAliasesMask;
-	    req->nKeyAliases = 0;
-	}
-    }
-    else req->nKeyAliases= 0;
-
-    if (which&XkbRGNamesMask) {
-	nRG= names->num_rg;
-	if (nRG>0)
-	     nAtoms+= nRG;
-	else which&= ~XkbRGNamesMask;
-    }
-
-    req->which= which;
-    req->nRadioGroups= nRG;
-    req->length+= (nAtoms*4)/4;
-
-    if (which&XkbKeycodesNameMask)
-	Data32(dpy,(long *)&names->keycodes,4);
-    if (which&XkbGeometryNameMask)
-	Data32(dpy,(long *)&names->geometry,4);
-    if (which&XkbSymbolsNameMask)
-	Data32(dpy,(long *)&names->symbols,4);
-    if (which&XkbPhysSymbolsNameMask)
-	Data32(dpy,(long *)&names->phys_symbols,4);
-    if (which&XkbTypesNameMask)
-	Data32(dpy,(long *)&names->types,4);
-    if (which&XkbCompatNameMask)
-	Data32(dpy,(long *)&names->compat,4);
-    if (which&XkbKeyTypeNamesMask) {
-	register int 		i;
-	register XkbKeyTypePtr	type;
-	type= &xkb->map->types[firstType];
-	for (i=0;i<nTypes;i++,type++) {
-	    Data32(dpy,(long *)&type->name,4);
-	}
-    }
-    if (which&XkbKTLevelNamesMask) {
-	XkbKeyTypePtr type;
-	int i;
-	char *tmp;
-
-	BufAlloc(char *,tmp,XkbPaddedSize(nLvlTypes));
-	type = &xkb->map->types[firstLvlType];
-	for (i=0;i<nLvlTypes;i++,type++) {
-	    *tmp++ = type->num_levels;
-	}
-	type = &xkb->map->types[firstLvlType];
-	for (i=0;i<nLvlTypes;i++,type++) {
-	    if (type->level_names!=NULL)
-		Data32(dpy,(long *)type->level_names,type->num_levels*4);
-	}
-    }
-    if (which&XkbIndicatorNamesMask)
-	_XkbCopyAtoms(dpy,names->indicators,leds,XkbNumIndicators);
-    if (which&XkbVirtualModNamesMask)
-	_XkbCopyAtoms(dpy,names->vmods,vmods,XkbNumVirtualMods);
-    if (which&XkbGroupNamesMask)
-	_XkbCopyAtoms(dpy,names->groups,groups,XkbNumKbdGroups);
-    if (which&XkbKeyNamesMask) {
-#ifdef WORD64
-	char *tmp;
-	register int i;
-	BufAlloc(char *,tmp,nKeys*XkbKeyNameLength);
-	for (i=0;i<nKeys;i++,tmp+= XkbKeyNameLength) {
-	    tmp[0]= names->keys[firstKey+i].name[0];
-	    tmp[1]= names->keys[firstKey+i].name[1];
-	    tmp[2]= names->keys[firstKey+i].name[2];
-	    tmp[3]= names->keys[firstKey+i].name[3];
-	}
-#else
-	Data(dpy,(char *)&names->keys[firstKey],nKeys*XkbKeyNameLength);
-#endif
-    }
-    if (which&XkbKeyAliasesMask) {
-#ifdef WORD64
-	char *tmp;
-	register int i;
-	BufAlloc(char *,tmp,nKA*XkbKeyNameLength*2);
-	for (i=0;i<nKeys;i++,tmp+= 2*XkbKeyNameLength) {
-	    tmp[0]= names->key_aliases[i].real[0];
-	    tmp[1]= names->key_aliases[i].real[1];
-	    tmp[2]= names->key_aliases[i].real[2];
-	    tmp[3]= names->key_aliases[i].real[3];
-	    tmp[4]= names->key_aliases[i].alias[0];
-	    tmp[5]= names->key_aliases[i].alias[1];
-	    tmp[6]= names->key_aliases[i].alias[2];
-	    tmp[7]= names->key_aliases[i].alias[3];
-	}
-#else
-	Data(dpy,(char *)names->key_aliases,nKA*XkbKeyNameLength*2);
-#endif
-    }
-    if (which&XkbRGNamesMask) {
-	Data32(dpy,(long *)names->radio_groups,nRG*4);
-    }
-    UnlockDisplay(dpy);
-    SyncHandle();
-    return True;
-}
-
-Bool
-XkbChangeNames(Display *dpy,XkbDescPtr xkb,XkbNameChangesPtr changes)
-{
-    register xkbSetNamesReq *req;
-    int  nLvlNames = 0;
-    XkbInfoPtr xkbi;
-    XkbNamesPtr names;
-    unsigned which,firstType,nTypes;
-    unsigned firstLvlType,nLvlTypes;
-    int	nVMods,nLEDs,nRG,nKA,nGroups;
-    int nKeys=0,firstKey=0,nAtoms;
-    CARD32 leds=0,vmods=0,groups=0;
-
-    if ((dpy->flags & XlibDisplayNoXkb) ||
-	(!dpy->xkb_info && !XkbUseExtension(dpy,NULL,NULL)))
-	return False;
-    if ((!xkb)||(!xkb->names)||(!changes))
-	return False;
-    which= changes->changed;
-    firstType= changes->first_type;
-    nTypes= changes->num_types;
-    firstLvlType= changes->first_lvl;;
-    nLvlTypes= changes->num_lvls;
-    if (which&XkbKeyTypeNamesMask) {
-	if (nTypes<1)
-	    which&= ~XkbKeyTypeNamesMask;
-	else if (firstType<=XkbLastRequiredType) {
-	    int	adjust;
-	    adjust= XkbLastRequiredType-firstType+1;
-	    firstType+= adjust;
-	    nTypes-= adjust;
-	    if (nTypes<1)
-		which&= ~XkbKeyTypeNamesMask;
-	}
-    }
-    else firstType= nTypes= 0;
-
-    if (which&XkbKTLevelNamesMask) {
-	if (nLvlTypes<1)
-	    which&= ~XkbKTLevelNamesMask;
-    }
-    else firstLvlType= nLvlTypes= 0;
-
-    names= xkb->names;
-    if (which&(XkbKTLevelNamesMask|XkbKeyTypeNamesMask)) {
-	register int	i;
-	XkbKeyTypePtr	type;
-	if((xkb->map==NULL)||(xkb->map->types==NULL)||(nTypes==0)||
-				(firstType+nTypes>xkb->map->num_types)||
-				(firstLvlType+nLvlTypes>xkb->map->num_types))
-	    return False;
-	if (which&XkbKTLevelNamesMask) {
-	    type= &xkb->map->types[firstLvlType];
-	    for (i=nLvlNames=0;i<nLvlTypes;i++,type++) {
-		if (type->level_names!=NULL)
-		    nLvlNames+= type->num_levels;
-	    }
-	}
-    }
-
-    if (changes->num_keys<1)
-	which&= ~XkbKeyNamesMask;
-    if ((which&XkbKeyNamesMask)==0)
-	changes->first_key= changes->num_keys= 0;
-    else if ((changes->first_key<xkb->min_key_code)||
-	     (changes->first_key+changes->num_keys>xkb->max_key_code)) {
-	return False;
-    }
-
-    if ((which&XkbVirtualModNamesMask)==0)
-	changes->changed_vmods= 0;
-    else if (changes->changed_vmods==0)
-	which&= ~XkbVirtualModNamesMask;
-
-    if ((which&XkbIndicatorNamesMask)==0)
-	changes->changed_indicators= 0;
-    else if (changes->changed_indicators==0)
-	which&= ~XkbIndicatorNamesMask;
-
-    if ((which&XkbGroupNamesMask)==0)
-	changes->changed_groups= 0;
-    else if (changes->changed_groups==0)
-	which&= ~XkbGroupNamesMask;
-
-    nVMods= nLEDs= nRG= nKA= nAtoms= nGroups= 0;
-    LockDisplay(dpy);
-    xkbi = dpy->xkb_info;
-    GetReq(kbSetNames, req);
-    req->reqType = xkbi->codes->major_opcode;
-    req->xkbReqType = X_kbSetNames;
-    req->deviceSpec = xkb->device_spec;
-    req->firstType = firstType;
-    req->nTypes = nTypes;
-    req->firstKey = changes->first_key;
-    req->nKeys = changes->num_keys;
-
-    if (which&XkbKeycodesNameMask)
-	nAtoms++;
-    if (which&XkbGeometryNameMask)
-	nAtoms++;
-    if (which&XkbSymbolsNameMask)
-	nAtoms++;
-    if (which&XkbPhysSymbolsNameMask)
-	nAtoms++;
-    if (which&XkbTypesNameMask)
-	nAtoms++;
-    if (which&XkbCompatNameMask)
-	nAtoms++;
-    if (which&XkbKeyTypeNamesMask)
-	nAtoms+= nTypes;
-    if (which&XkbKTLevelNamesMask) {
-	req->firstKTLevel= firstLvlType;
-	req->nKTLevels= nLvlTypes;
-	req->length+= XkbPaddedSize(nLvlTypes)/4; /* room for group widths */
-	nAtoms+= nLvlNames;
-    }
-    else req->firstKTLevel= req->nKTLevels= 0;
-
-    if (which&XkbIndicatorNamesMask) {
-	leds= req->indicators= (CARD32)changes->changed_indicators;
-	nLEDs= _XkbCountBits(XkbNumIndicators,changes->changed_indicators);
-	if (nLEDs>0)
-	     nAtoms+= nLEDs;
-	else which&= ~XkbIndicatorNamesMask;
-    }
-    else req->indicators= 0;
-
-    if (which&XkbVirtualModNamesMask) {
-	vmods= req->virtualMods= changes->changed_vmods;
-	nVMods= _XkbCountBits(XkbNumVirtualMods,
-					(unsigned long)changes->changed_vmods);
-	if (nVMods>0)
-	     nAtoms+= nVMods;
-	else which&= ~XkbVirtualModNamesMask;
-    }
-    else req->virtualMods= 0;
-
-    if (which&XkbGroupNamesMask) {
-	groups= req->groupNames= changes->changed_groups;
-	nGroups= _XkbCountBits(XkbNumKbdGroups,
-					(unsigned long)changes->changed_groups);
-	if (nGroups>0)
-	     nAtoms+= nGroups;
-	else which&= ~XkbGroupNamesMask;
-    }
-    else req->groupNames= 0;
-
-    if ((which&XkbKeyNamesMask)&&(names->keys!=NULL)) {
-	firstKey= req->firstKey;
-	nKeys= req->nKeys;
-	nAtoms+= nKeys;	/* technically not atoms, but 4 bytes wide */
-    }
-    else which&= ~XkbKeyNamesMask;
-
-    if (which&XkbKeyAliasesMask) {
-	nKA= ((names->key_aliases!=NULL)?names->num_key_aliases:0);
-	if (nKA>0)
-	    nAtoms+= nKA*2; /* not atoms, but 8 bytes on the wire */
-	else which&= ~XkbKeyAliasesMask;
-    }
-
-    if (which&XkbRGNamesMask) {
-	nRG= names->num_rg;
-	if (nRG>0)
-	     nAtoms+= nRG;
-	else which&= ~XkbRGNamesMask;
-    }
-
-    req->which= which;
-    req->nRadioGroups= nRG;
-    req->length+= (nAtoms*4)/4;
-
-    if (which&XkbKeycodesNameMask)
-	Data32(dpy,(long *)&names->keycodes,4);
-    if (which&XkbGeometryNameMask)
-	Data32(dpy,(long *)&names->geometry,4);
-    if (which&XkbSymbolsNameMask)
-	Data32(dpy,(long *)&names->symbols,4);
-    if (which&XkbPhysSymbolsNameMask)
-	Data32(dpy,(long *)&names->phys_symbols,4);
-    if (which&XkbTypesNameMask)
-	Data32(dpy,(long *)&names->types,4);
-    if (which&XkbCompatNameMask)
-	Data32(dpy,(long *)&names->compat,4);
-    if (which&XkbKeyTypeNamesMask) {
-	register int 		i;
-	register XkbKeyTypePtr	type;
-	type= &xkb->map->types[firstType];
-	for (i=0;i<nTypes;i++,type++) {
-	    Data32(dpy,(long *)&type->name,4);
-	}
-    }
-    if (which&XkbKTLevelNamesMask) {
-	XkbKeyTypePtr type;
-	int i;
-	char *tmp;
-
-	BufAlloc(char *,tmp,XkbPaddedSize(nLvlTypes));
-	type = &xkb->map->types[firstLvlType];
-	for (i=0;i<nLvlTypes;i++,type++) {
-	    *tmp++ = type->num_levels;
-	}
-	type = &xkb->map->types[firstLvlType];
-	for (i=0;i<nLvlTypes;i++,type++) {
-	    if (type->level_names!=NULL)
-		Data32(dpy,(long *)type->level_names,type->num_levels*4);
-	}
-    }
-    if (which&XkbIndicatorNamesMask)
-	_XkbCopyAtoms(dpy,names->indicators,leds,XkbNumIndicators);
-    if (which&XkbVirtualModNamesMask)
-	_XkbCopyAtoms(dpy,names->vmods,vmods,XkbNumVirtualMods);
-    if (which&XkbGroupNamesMask)
-	_XkbCopyAtoms(dpy,names->groups,groups,XkbNumKbdGroups);
-    if (which&XkbKeyNamesMask) {
-#ifdef WORD64
-	char *tmp;
-	register int i;
-	BufAlloc(char *,tmp,nKeys*4);
-	for (i=0;i<nKeys;i++,tmp+= 4) {
-	    tmp[0]= names->keys[firstKey+i].name[0];
-	    tmp[1]= names->keys[firstKey+i].name[1];
-	    tmp[2]= names->keys[firstKey+i].name[2];
-	    tmp[3]= names->keys[firstKey+i].name[3];
-	}
-#else
-	Data(dpy,(char *)&names->keys[firstKey],nKeys*XkbKeyNameLength);
-#endif
-    }
-    if (which&XkbKeyAliasesMask) {
-#ifdef WORD64
-	char *tmp;
-	register int i;
-	BufAlloc(char *,tmp,nKA*XkbKeyNameLength*2);
-	for (i=0;i<nKeys;i++,tmp+= 2*XkbKeyNameLength) {
-	    tmp[0]= names->key_aliases[i].real[0];
-	    tmp[1]= names->key_aliases[i].real[1];
-	    tmp[2]= names->key_aliases[i].real[2];
-	    tmp[3]= names->key_aliases[i].real[3];
-	    tmp[4]= names->key_aliases[i].alias[0];
-	    tmp[5]= names->key_aliases[i].alias[1];
-	    tmp[6]= names->key_aliases[i].alias[2];
-	    tmp[7]= names->key_aliases[i].alias[3];
-	}
-#else
-	Data(dpy,(char *)names->key_aliases,nKA*XkbKeyNameLength*2);
-#endif
-    }
-    if (which&XkbRGNamesMask) {
-	Data32(dpy,(long *)names->radio_groups,nRG*4);
-    }
-    UnlockDisplay(dpy);
-    SyncHandle();
-    return True;
-}
-
-void
-XkbNoteNameChanges(	XkbNameChangesPtr	old,
-			XkbNamesNotifyEvent *	new,
-			unsigned int	 	wanted)
-{
-int	first,last,old_last,new_last;
-
-    wanted&= new->changed;
-    if ((old==NULL)||(new==NULL)||(wanted==0))
-	return;
-    if (wanted&XkbKeyTypeNamesMask) {
-	if (old->changed&XkbKeyTypeNamesMask) {
-	    new_last= (new->first_type+new->num_types-1);
-	    old_last= (old->first_type+old->num_types-1);
-
-	    if (new->first_type<old->first_type)
-		 first= new->first_type;
-	    else first= old->first_type;
-
-	    if (old_last>new_last)
-		 last= old_last;
-	    else last= new_last;
-
-	    old->first_type= first;
-	    old->num_types= (last-first)+1;
-	}
-	else {
-	    old->first_type= new->first_type;
-	    old->num_types= new->num_types;
-	}
-    }
-    if (wanted&XkbKTLevelNamesMask) {
-	if (old->changed&XkbKTLevelNamesMask) {
-	    new_last= (new->first_lvl+new->num_lvls-1);
-	    old_last= (old->first_lvl+old->num_lvls-1);
-
-	    if (new->first_lvl<old->first_lvl)
-		 first= new->first_lvl;
-	    else first= old->first_lvl;
-
-	    if (old_last>new_last)
-		 last= old_last;
-	    else last= new_last;
-
-	    old->first_lvl= first;
-	    old->num_lvls= (last-first)+1;
-	}
-	else {
-	    old->first_lvl= new->first_lvl;
-	    old->num_lvls= new->num_lvls;
-	}
-    }
-    if (wanted&XkbIndicatorNamesMask) {
-	if (old->changed&XkbIndicatorNamesMask)
-	     old->changed_indicators|= new->changed_indicators;
-	else old->changed_indicators=  new->changed_indicators;
-    }
-    if (wanted&XkbKeyNamesMask) {
-	if (old->changed&XkbKeyNamesMask) {
-	    new_last= (new->first_key+new->num_keys-1);
-	    old_last= (old->first_key+old->num_keys-1);
-
-	    first= old->first_key;
-
-	    if (new->first_key<old->first_key)
-		first= new->first_key;
-	    if (old_last>new_last)
-		new_last= old_last;
-
-	    old->first_key= first;
-	    old->num_keys= (new_last-first)+1;
-	}
-	else {
-	    old->first_key= new->first_key;
-	    old->num_keys= new->num_keys;
-	}
-    }
-    if (wanted&XkbVirtualModNamesMask) {
-	if (old->changed&XkbVirtualModNamesMask)
-	     old->changed_vmods|= new->changed_vmods;
-	else old->changed_vmods=  new->changed_vmods;
-    }
-    if (wanted&XkbGroupNamesMask) {
-	if (old->changed&XkbGroupNamesMask)
-	     old->changed_groups|= new->changed_groups;
-	else old->changed_groups=  new->changed_groups;
-    }
-    if (wanted&XkbRGNamesMask)
-	old->num_rg= new->num_radio_groups;
-    if (wanted&XkbKeyAliasesMask)
-	old->num_aliases= new->num_aliases;
-    old->changed|= wanted;
-    return;
-}
+/************************************************************

+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.

+

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

+

+#define NEED_MAP_READERS

+#ifdef HAVE_CONFIG_H

+#include <config.h>

+#endif

+#include "Xlibint.h"

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

+#include "XKBlibint.h"

+

+

+static Status

+_XkbReadAtoms(	XkbReadBufferPtr	buf,

+		Atom *			atoms,

+		int			maxAtoms,

+		CARD32		 	present)

+{

+register int i,bit;

+

+    for (i=0,bit=1;(i<maxAtoms)&&(present);i++,bit<<=1) {

+	if (present&bit) {

+	    if (!_XkbReadBufferCopy32(buf,(long *)&atoms[i],1))

+		return BadLength;

+	    present&= ~bit;

+	}

+    }

+    return Success;

+}

+

+Status

+_XkbReadGetNamesReply(	Display *		dpy,

+			xkbGetNamesReply *	rep,

+			XkbDescPtr 		xkb,

+			int *			nread_rtrn)

+{

+    int				 i,len;

+    XkbReadBufferRec		 buf;

+    register XkbNamesPtr	 names;

+

+    if ( xkb->device_spec == XkbUseCoreKbd )

+	xkb->device_spec = rep->deviceID;

+

+    if ((xkb->names==NULL)&&

+	(XkbAllocNames(xkb,rep->which,

+				rep->nRadioGroups,rep->nKeyAliases)!=Success)) {

+	return BadAlloc;

+    }

+    names= xkb->names;

+    if (rep->length==0)

+	return Success;

+

+    if (!_XkbInitReadBuffer(dpy,&buf,(int)rep->length*4))

+	return BadAlloc;

+    if (nread_rtrn)

+	*nread_rtrn= (int)rep->length*4;

+

+    if ((rep->which&XkbKeycodesNameMask)&&

+	(!_XkbReadBufferCopy32(&buf,(long *)&names->keycodes,1)))

+	    goto BAILOUT;

+    if ((rep->which&XkbGeometryNameMask)&&

+	(!_XkbReadBufferCopy32(&buf,(long *)&names->geometry,1)))

+	    goto BAILOUT;

+    if ((rep->which&XkbSymbolsNameMask)&&

+	(!_XkbReadBufferCopy32(&buf,(long *)&names->symbols,1)))

+	    goto BAILOUT;

+    if ((rep->which&XkbPhysSymbolsNameMask)&&

+	(!_XkbReadBufferCopy32(&buf,(long *)&names->phys_symbols,1)))

+	    goto BAILOUT;

+    if ((rep->which&XkbTypesNameMask)&&

+	(!_XkbReadBufferCopy32(&buf,(long *)&names->types,1)))

+	    goto BAILOUT;

+    if ((rep->which&XkbCompatNameMask)&&

+	(!_XkbReadBufferCopy32(&buf,(long *)&names->compat,1)))

+	    goto BAILOUT;

+

+    if ( rep->which & XkbKeyTypeNamesMask ) {

+	XkbClientMapPtr	map= xkb->map;

+	XkbKeyTypePtr	type;

+

+	len= rep->nTypes*4;

+	if (map!=NULL) {

+	    type= map->types;

+	    for (i=0;(i<map->num_types)&&(i<rep->nTypes);i++,type++) {

+		if (!_XkbReadBufferCopy32(&buf,(long *)&type->name,1))

+		    goto BAILOUT;

+		len-= 4;

+	    }

+	}

+	if ((len>0)&&(!_XkbSkipReadBufferData(&buf,len)))

+	    goto BAILOUT;

+    }

+    if ( rep->which&XkbKTLevelNamesMask ) {

+	CARD8 *nLevels;

+	XkbClientMapPtr	map= xkb->map;

+	XkbKeyTypePtr	type;

+

+	nLevels=(CARD8*)_XkbGetReadBufferPtr(&buf,XkbPaddedSize(rep->nTypes));

+	if (nLevels==NULL)

+	    goto BAILOUT;

+	if (map!=NULL) {

+	    type= map->types;

+	    for (i=0;i<(int)rep->nTypes;i++,type++) {

+		if (i>=map->num_types) {

+		    if (!_XkbSkipReadBufferData(&buf,nLevels[i]*4))

+			goto BAILOUT;

+		    continue;

+		}

+		if ((nLevels[i]>0)&&(nLevels[i]!=type->num_levels)) {

+		    goto BAILOUT;

+		}

+		if (type->level_names!=NULL)

+		    Xfree(type->level_names);

+		if (nLevels[i]==0) {

+		    type->level_names= NULL;

+		    continue;

+		}

+		type->level_names= _XkbTypedCalloc(nLevels[i],Atom);

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

+		    if (!_XkbReadBufferCopy32(&buf,(long *)type->level_names,

+								nLevels[i]))

+			goto BAILOUT;

+		}

+		else {

+		    _XkbSkipReadBufferData(&buf,nLevels[i]*4);

+		}

+	    }

+	}

+	else {

+	    for (i=0;i<(int)rep->nTypes;i++) {

+		_XkbSkipReadBufferData(&buf,nLevels[i]*4);

+	    }

+	}

+    }

+    if (rep->which & XkbIndicatorNamesMask) {

+	if (_XkbReadAtoms(&buf,names->indicators,XkbNumIndicators,

+						rep->indicators)!=Success)

+	    goto BAILOUT;

+    }

+    if ( rep->which&XkbVirtualModNamesMask ) {

+	if (_XkbReadAtoms(&buf,names->vmods,XkbNumVirtualMods,

+					(CARD32)rep->virtualMods)!=Success)

+	    goto BAILOUT;

+    }

+    if ( rep->which&XkbGroupNamesMask ) {

+	if (_XkbReadAtoms(&buf,names->groups,XkbNumKbdGroups,

+					(CARD32)rep->groupNames)!=Success)

+	    goto BAILOUT;

+    }

+    if ( rep->which&XkbKeyNamesMask ) {

+	if (names->keys==NULL) {

+	    int nKeys;

+	    if (xkb->max_key_code==0) {

+		xkb->min_key_code= rep->minKeyCode;

+		xkb->max_key_code= rep->maxKeyCode;

+	    }

+	    nKeys= xkb->max_key_code+1;

+	    names->keys= _XkbTypedCalloc(nKeys,XkbKeyNameRec);

+	}

+	if (names->keys!=NULL) {

+	    if (!_XkbCopyFromReadBuffer(&buf,

+					(char *)&names->keys[rep->firstKey],

+					rep->nKeys*XkbKeyNameLength))

+		goto BAILOUT;

+	}

+	else _XkbSkipReadBufferData(&buf,rep->nKeys*XkbKeyNameLength);

+    }

+    if ( rep->which&XkbKeyAliasesMask && (rep->nKeyAliases>0) ) {

+	if (XkbAllocNames(xkb,XkbKeyAliasesMask,0,rep->nKeyAliases)!=Success)

+	    goto BAILOUT;

+	if (!_XkbCopyFromReadBuffer(&buf,(char *)names->key_aliases,

+				rep->nKeyAliases*XkbKeyNameLength*2))

+	    goto BAILOUT;

+    }

+    if ( rep->which&XkbRGNamesMask ) {

+	if (rep->nRadioGroups>0) {

+	    Atom *rgNames;

+

+	    if (names->radio_groups==NULL)

+		names->radio_groups = _XkbTypedCalloc(rep->nRadioGroups,Atom);

+	    else if (names->num_rg<rep->nRadioGroups) {

+		names->radio_groups = _XkbTypedRealloc(names->radio_groups,

+							rep->nRadioGroups,

+							Atom);

+	    }

+	    rgNames= names->radio_groups;

+	    if (!rgNames) {

+		goto BAILOUT;

+	    }

+	    if (!_XkbReadBufferCopy32(&buf,(long *)rgNames,rep->nRadioGroups))

+		goto BAILOUT;

+	    names->num_rg= rep->nRadioGroups;

+	}

+	else if (names->num_rg>0) {

+	    names->num_rg= 0;

+	    Xfree(names->radio_groups);

+	}

+    }

+    len= _XkbFreeReadBuffer(&buf);

+    if (len!=0) 	return BadLength;

+    else		return Success;

+BAILOUT:

+    _XkbFreeReadBuffer(&buf);

+    return BadLength;

+}

+

+Status

+XkbGetNames(Display *dpy,unsigned which,XkbDescPtr xkb)

+{

+    register xkbGetNamesReq *req;

+    xkbGetNamesReply	     rep;

+    Status		     status;

+    XkbInfoPtr xkbi;

+

+    if ((dpy->flags & XlibDisplayNoXkb) ||

+	(!dpy->xkb_info && !XkbUseExtension(dpy,NULL,NULL)))

+	return BadAccess;

+    LockDisplay(dpy);

+    xkbi = dpy->xkb_info;

+    if (!xkb->names) {

+	xkb->names = _XkbTypedCalloc(1,XkbNamesRec);

+	if (!xkb->names) {

+	    UnlockDisplay(dpy);

+	    SyncHandle();

+	    return BadAlloc;

+	}

+    }

+    GetReq(kbGetNames, req);

+    req->reqType = xkbi->codes->major_opcode;

+    req->xkbReqType = X_kbGetNames;

+    req->deviceSpec = xkb->device_spec;

+    req->which = which;

+    if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) {

+	UnlockDisplay(dpy);

+	SyncHandle();

+	return BadImplementation;

+    }

+

+    status = _XkbReadGetNamesReply(dpy,&rep,xkb,NULL);

+    UnlockDisplay(dpy);

+    SyncHandle();

+    return status;

+}

+

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

+

+static int

+_XkbCountBits(int nBitsMax,unsigned long mask)

+{

+register unsigned long y, nBits;

+

+    y = (mask >> 1) &033333333333;

+    y = mask - y - ((y >>1) & 033333333333);

+    nBits = ((unsigned int) (((y + (y >> 3)) & 030707070707) % 077));

+

+    /* nBitsMax really means max+1 */

+    return (nBits < nBitsMax) ? nBits : (nBitsMax - 1);

+}

+

+static CARD32

+_XkbCountAtoms(Atom *atoms,int maxAtoms,int *count)

+{

+register unsigned int i,bit,nAtoms;

+register CARD32 atomsPresent;

+

+    for (i=nAtoms=atomsPresent=0,bit=1;i<maxAtoms;i++,bit<<=1) {

+        if (atoms[i]!=None) {

+            atomsPresent|= bit;

+            nAtoms++;

+        }

+    }

+    if (count)

+        *count= nAtoms;

+    return atomsPresent;

+}

+

+static void

+_XkbCopyAtoms(Display *dpy,Atom *atoms,CARD32 mask,int maxAtoms)

+{

+register unsigned int i,bit;

+

+    for (i=0,bit=1;i<maxAtoms;i++,bit<<=1) {

+        if (mask&bit)

+	    Data32(dpy,&atoms[i],4);

+    }

+    return;

+}

+

+Bool

+XkbSetNames(	Display *	dpy,

+		unsigned int 	which,

+		unsigned int 	firstType,

+		unsigned int 	nTypes,

+		XkbDescPtr 	xkb)

+{

+    register xkbSetNamesReq *req;

+    int  nLvlNames = 0;

+    XkbInfoPtr xkbi;

+    XkbNamesPtr names;

+    unsigned firstLvlType,nLvlTypes;

+    int	nVMods,nLEDs,nRG,nKA,nGroups;

+    int nKeys=0,firstKey=0,nAtoms;

+    CARD32 leds,vmods,groups;

+

+    if ((dpy->flags & XlibDisplayNoXkb) ||

+	(!dpy->xkb_info && !XkbUseExtension(dpy,NULL,NULL)))

+	return False;

+    if ((!xkb)||(!xkb->names))

+	return False;

+    firstLvlType= firstType;

+    nLvlTypes= nTypes;

+    if (nTypes<1)

+	which&= ~(XkbKTLevelNamesMask|XkbKeyTypeNamesMask);

+    else if (firstType<=XkbLastRequiredType) {

+	int	adjust;

+	adjust= XkbLastRequiredType-firstType+1;

+	firstType+= adjust;

+	nTypes-= adjust;

+	if (nTypes<1)

+	    which&= ~XkbKeyTypeNamesMask;

+    }

+    names= xkb->names;

+    if (which&(XkbKTLevelNamesMask|XkbKeyTypeNamesMask)) {

+	register int	i;

+	XkbKeyTypePtr	type;

+	if((xkb->map==NULL)||(xkb->map->types==NULL)||(nTypes==0)||

+				(firstType+nTypes>xkb->map->num_types)||

+				(firstLvlType+nLvlTypes>xkb->map->num_types))

+	    return False;

+	if (which&XkbKTLevelNamesMask) {

+	    type= &xkb->map->types[firstLvlType];

+	    for (i=nLvlNames=0;i<nLvlTypes;i++,type++) {

+		if (type->level_names!=NULL)

+		    nLvlNames+= type->num_levels;

+	    }

+	}

+    }

+

+    nVMods= nLEDs= nRG= nKA= nAtoms= nGroups= 0;

+    LockDisplay(dpy);

+    xkbi = dpy->xkb_info;

+    GetReq(kbSetNames, req);

+    req->reqType = xkbi->codes->major_opcode;

+    req->xkbReqType = X_kbSetNames;

+    req->deviceSpec = xkb->device_spec;

+    req->firstType = firstType;

+    req->nTypes = nTypes;

+    req->firstKey = xkb->min_key_code;

+    req->nKeys = xkb->max_key_code-xkb->min_key_code+1;

+

+    if (which&XkbKeycodesNameMask)

+	nAtoms++;

+    if (which&XkbGeometryNameMask)

+	nAtoms++;

+    if (which&XkbSymbolsNameMask)

+	nAtoms++;

+    if (which&XkbPhysSymbolsNameMask)

+	nAtoms++;

+    if (which&XkbTypesNameMask)

+	nAtoms++;

+    if (which&XkbCompatNameMask)

+	nAtoms++;

+    if (which&XkbKeyTypeNamesMask)

+	nAtoms+= nTypes;

+    if (which&XkbKTLevelNamesMask) {

+	req->firstKTLevel= firstLvlType;

+	req->nKTLevels= nLvlTypes;

+	req->length+= XkbPaddedSize(nLvlTypes)/4; /* room for group widths */

+	nAtoms+= nLvlNames;

+    }

+    else req->firstKTLevel= req->nKTLevels= 0;

+

+    if (which&XkbIndicatorNamesMask) {

+	req->indicators= leds=

+		_XkbCountAtoms(names->indicators,XkbNumIndicators,&nLEDs);

+	if (nLEDs>0)

+	     nAtoms+= nLEDs;

+	else which&= ~XkbIndicatorNamesMask;

+    }

+    else req->indicators= leds= 0;

+

+    if (which&XkbVirtualModNamesMask) {

+	vmods= req->virtualMods= (CARD16)

+		_XkbCountAtoms(names->vmods,XkbNumVirtualMods,&nVMods);

+	if (nVMods>0)

+	     nAtoms+= nVMods;

+	else which&= ~XkbVirtualModNamesMask;

+    }

+    else vmods= req->virtualMods= 0;

+

+    if (which&XkbGroupNamesMask) {

+	groups= req->groupNames= (CARD8)

+		_XkbCountAtoms(names->groups,XkbNumKbdGroups,&nGroups);

+	if (nGroups>0)

+	     nAtoms+= nGroups;

+	else which&= ~XkbGroupNamesMask;

+    }

+    else groups= req->groupNames= 0;

+

+    if ((which&XkbKeyNamesMask)&&(names->keys!=NULL)) {

+	firstKey= req->firstKey;

+	nKeys= req->nKeys;

+	nAtoms+= nKeys;	/* technically not atoms, but 4 bytes wide */

+    }

+    else which&= ~XkbKeyNamesMask;

+

+    if (which&XkbKeyAliasesMask) {

+	nKA= ((names->key_aliases!=NULL)?names->num_key_aliases:0);

+	if (nKA>0) {

+	    req->nKeyAliases= nKA;

+	    nAtoms+= nKA*2; /* not atoms, but 8 bytes on the wire */

+	}

+	else {

+	    which&= ~XkbKeyAliasesMask;

+	    req->nKeyAliases = 0;

+	}

+    }

+    else req->nKeyAliases= 0;

+

+    if (which&XkbRGNamesMask) {

+	nRG= names->num_rg;

+	if (nRG>0)

+	     nAtoms+= nRG;

+	else which&= ~XkbRGNamesMask;

+    }

+

+    req->which= which;

+    req->nRadioGroups= nRG;

+    req->length+= (nAtoms*4)/4;

+

+    if (which&XkbKeycodesNameMask)

+	Data32(dpy,(long *)&names->keycodes,4);

+    if (which&XkbGeometryNameMask)

+	Data32(dpy,(long *)&names->geometry,4);

+    if (which&XkbSymbolsNameMask)

+	Data32(dpy,(long *)&names->symbols,4);

+    if (which&XkbPhysSymbolsNameMask)

+	Data32(dpy,(long *)&names->phys_symbols,4);

+    if (which&XkbTypesNameMask)

+	Data32(dpy,(long *)&names->types,4);

+    if (which&XkbCompatNameMask)

+	Data32(dpy,(long *)&names->compat,4);

+    if (which&XkbKeyTypeNamesMask) {

+	register int 		i;

+	register XkbKeyTypePtr	type;

+	type= &xkb->map->types[firstType];

+	for (i=0;i<nTypes;i++,type++) {

+	    Data32(dpy,(long *)&type->name,4);

+	}

+    }

+    if (which&XkbKTLevelNamesMask) {

+	XkbKeyTypePtr type;

+	int i;

+	char *tmp;

+

+	BufAlloc(char *,tmp,XkbPaddedSize(nLvlTypes));

+	type = &xkb->map->types[firstLvlType];

+	for (i=0;i<nLvlTypes;i++,type++) {

+	    *tmp++ = type->num_levels;

+	}

+	type = &xkb->map->types[firstLvlType];

+	for (i=0;i<nLvlTypes;i++,type++) {

+	    if (type->level_names!=NULL)

+		Data32(dpy,(long *)type->level_names,type->num_levels*4);

+	}

+    }

+    if (which&XkbIndicatorNamesMask)

+	_XkbCopyAtoms(dpy,names->indicators,leds,XkbNumIndicators);

+    if (which&XkbVirtualModNamesMask)

+	_XkbCopyAtoms(dpy,names->vmods,vmods,XkbNumVirtualMods);

+    if (which&XkbGroupNamesMask)

+	_XkbCopyAtoms(dpy,names->groups,groups,XkbNumKbdGroups);

+    if (which&XkbKeyNamesMask) {

+#ifdef WORD64

+	char *tmp;

+	register int i;

+	BufAlloc(char *,tmp,nKeys*XkbKeyNameLength);

+	for (i=0;i<nKeys;i++,tmp+= XkbKeyNameLength) {

+	    tmp[0]= names->keys[firstKey+i].name[0];

+	    tmp[1]= names->keys[firstKey+i].name[1];

+	    tmp[2]= names->keys[firstKey+i].name[2];

+	    tmp[3]= names->keys[firstKey+i].name[3];

+	}

+#else

+	Data(dpy,(char *)&names->keys[firstKey],nKeys*XkbKeyNameLength);

+#endif

+    }

+    if (which&XkbKeyAliasesMask) {

+#ifdef WORD64

+	char *tmp;

+	register int i;

+	BufAlloc(char *,tmp,nKA*XkbKeyNameLength*2);

+	for (i=0;i<nKeys;i++,tmp+= 2*XkbKeyNameLength) {

+	    tmp[0]= names->key_aliases[i].real[0];

+	    tmp[1]= names->key_aliases[i].real[1];

+	    tmp[2]= names->key_aliases[i].real[2];

+	    tmp[3]= names->key_aliases[i].real[3];

+	    tmp[4]= names->key_aliases[i].alias[0];

+	    tmp[5]= names->key_aliases[i].alias[1];

+	    tmp[6]= names->key_aliases[i].alias[2];

+	    tmp[7]= names->key_aliases[i].alias[3];

+	}

+#else

+	Data(dpy,(char *)names->key_aliases,nKA*XkbKeyNameLength*2);

+#endif

+    }

+    if (which&XkbRGNamesMask) {

+	Data32(dpy,(long *)names->radio_groups,nRG*4);

+    }

+    UnlockDisplay(dpy);

+    SyncHandle();

+    return True;

+}

+

+Bool

+XkbChangeNames(Display *dpy,XkbDescPtr xkb,XkbNameChangesPtr changes)

+{

+    register xkbSetNamesReq *req;

+    int  nLvlNames = 0;

+    XkbInfoPtr xkbi;

+    XkbNamesPtr names;

+    unsigned which,firstType,nTypes;

+    unsigned firstLvlType,nLvlTypes;

+    int	nVMods,nLEDs,nRG,nKA,nGroups;

+    int nKeys=0,firstKey=0,nAtoms;

+    CARD32 leds=0,vmods=0,groups=0;

+

+    if ((dpy->flags & XlibDisplayNoXkb) ||

+	(!dpy->xkb_info && !XkbUseExtension(dpy,NULL,NULL)))

+	return False;

+    if ((!xkb)||(!xkb->names)||(!changes))

+	return False;

+    which= changes->changed;

+    firstType= changes->first_type;

+    nTypes= changes->num_types;

+    firstLvlType= changes->first_lvl;;

+    nLvlTypes= changes->num_lvls;

+    if (which&XkbKeyTypeNamesMask) {

+	if (nTypes<1)

+	    which&= ~XkbKeyTypeNamesMask;

+	else if (firstType<=XkbLastRequiredType) {

+	    int	adjust;

+	    adjust= XkbLastRequiredType-firstType+1;

+	    firstType+= adjust;

+	    nTypes-= adjust;

+	    if (nTypes<1)

+		which&= ~XkbKeyTypeNamesMask;

+	}

+    }

+    else firstType= nTypes= 0;

+

+    if (which&XkbKTLevelNamesMask) {

+	if (nLvlTypes<1)

+	    which&= ~XkbKTLevelNamesMask;

+    }

+    else firstLvlType= nLvlTypes= 0;

+

+    names= xkb->names;

+    if (which&(XkbKTLevelNamesMask|XkbKeyTypeNamesMask)) {

+	register int	i;

+	XkbKeyTypePtr	type;

+	if((xkb->map==NULL)||(xkb->map->types==NULL)||(nTypes==0)||

+				(firstType+nTypes>xkb->map->num_types)||

+				(firstLvlType+nLvlTypes>xkb->map->num_types))

+	    return False;

+	if (which&XkbKTLevelNamesMask) {

+	    type= &xkb->map->types[firstLvlType];

+	    for (i=nLvlNames=0;i<nLvlTypes;i++,type++) {

+		if (type->level_names!=NULL)

+		    nLvlNames+= type->num_levels;

+	    }

+	}

+    }

+

+    if (changes->num_keys<1)

+	which&= ~XkbKeyNamesMask;

+    if ((which&XkbKeyNamesMask)==0)

+	changes->first_key= changes->num_keys= 0;

+    else if ((changes->first_key<xkb->min_key_code)||

+	     (changes->first_key+changes->num_keys>xkb->max_key_code)) {

+	return False;

+    }

+

+    if ((which&XkbVirtualModNamesMask)==0)

+	changes->changed_vmods= 0;

+    else if (changes->changed_vmods==0)

+	which&= ~XkbVirtualModNamesMask;

+

+    if ((which&XkbIndicatorNamesMask)==0)

+	changes->changed_indicators= 0;

+    else if (changes->changed_indicators==0)

+	which&= ~XkbIndicatorNamesMask;

+

+    if ((which&XkbGroupNamesMask)==0)

+	changes->changed_groups= 0;

+    else if (changes->changed_groups==0)

+	which&= ~XkbGroupNamesMask;

+

+    nVMods= nLEDs= nRG= nKA= nAtoms= nGroups= 0;

+    LockDisplay(dpy);

+    xkbi = dpy->xkb_info;

+    GetReq(kbSetNames, req);

+    req->reqType = xkbi->codes->major_opcode;

+    req->xkbReqType = X_kbSetNames;

+    req->deviceSpec = xkb->device_spec;

+    req->firstType = firstType;

+    req->nTypes = nTypes;

+    req->firstKey = changes->first_key;

+    req->nKeys = changes->num_keys;

+

+    if (which&XkbKeycodesNameMask)

+	nAtoms++;

+    if (which&XkbGeometryNameMask)

+	nAtoms++;

+    if (which&XkbSymbolsNameMask)

+	nAtoms++;

+    if (which&XkbPhysSymbolsNameMask)

+	nAtoms++;

+    if (which&XkbTypesNameMask)

+	nAtoms++;

+    if (which&XkbCompatNameMask)

+	nAtoms++;

+    if (which&XkbKeyTypeNamesMask)

+	nAtoms+= nTypes;

+    if (which&XkbKTLevelNamesMask) {

+	req->firstKTLevel= firstLvlType;

+	req->nKTLevels= nLvlTypes;

+	req->length+= XkbPaddedSize(nLvlTypes)/4; /* room for group widths */

+	nAtoms+= nLvlNames;

+    }

+    else req->firstKTLevel= req->nKTLevels= 0;

+

+    if (which&XkbIndicatorNamesMask) {

+	leds= req->indicators= (CARD32)changes->changed_indicators;

+	nLEDs= _XkbCountBits(XkbNumIndicators,changes->changed_indicators);

+	if (nLEDs>0)

+	     nAtoms+= nLEDs;

+	else which&= ~XkbIndicatorNamesMask;

+    }

+    else req->indicators= 0;

+

+    if (which&XkbVirtualModNamesMask) {

+	vmods= req->virtualMods= changes->changed_vmods;

+	nVMods= _XkbCountBits(XkbNumVirtualMods,

+					(unsigned long)changes->changed_vmods);

+	if (nVMods>0)

+	     nAtoms+= nVMods;

+	else which&= ~XkbVirtualModNamesMask;

+    }

+    else req->virtualMods= 0;

+

+    if (which&XkbGroupNamesMask) {

+	groups= req->groupNames= changes->changed_groups;

+	nGroups= _XkbCountBits(XkbNumKbdGroups,

+					(unsigned long)changes->changed_groups);

+	if (nGroups>0)

+	     nAtoms+= nGroups;

+	else which&= ~XkbGroupNamesMask;

+    }

+    else req->groupNames= 0;

+

+    if ((which&XkbKeyNamesMask)&&(names->keys!=NULL)) {

+	firstKey= req->firstKey;

+	nKeys= req->nKeys;

+	nAtoms+= nKeys;	/* technically not atoms, but 4 bytes wide */

+    }

+    else which&= ~XkbKeyNamesMask;

+

+    if (which&XkbKeyAliasesMask) {

+	nKA= ((names->key_aliases!=NULL)?names->num_key_aliases:0);

+	if (nKA>0)

+	    nAtoms+= nKA*2; /* not atoms, but 8 bytes on the wire */

+	else which&= ~XkbKeyAliasesMask;

+    }

+

+    if (which&XkbRGNamesMask) {

+	nRG= names->num_rg;

+	if (nRG>0)

+	     nAtoms+= nRG;

+	else which&= ~XkbRGNamesMask;

+    }

+

+    req->which= which;

+    req->nRadioGroups= nRG;

+    req->length+= (nAtoms*4)/4;

+

+    if (which&XkbKeycodesNameMask)

+	Data32(dpy,(long *)&names->keycodes,4);

+    if (which&XkbGeometryNameMask)

+	Data32(dpy,(long *)&names->geometry,4);

+    if (which&XkbSymbolsNameMask)

+	Data32(dpy,(long *)&names->symbols,4);

+    if (which&XkbPhysSymbolsNameMask)

+	Data32(dpy,(long *)&names->phys_symbols,4);

+    if (which&XkbTypesNameMask)

+	Data32(dpy,(long *)&names->types,4);

+    if (which&XkbCompatNameMask)

+	Data32(dpy,(long *)&names->compat,4);

+    if (which&XkbKeyTypeNamesMask) {

+	register int 		i;

+	register XkbKeyTypePtr	type;

+	type= &xkb->map->types[firstType];

+	for (i=0;i<nTypes;i++,type++) {

+	    Data32(dpy,(long *)&type->name,4);

+	}

+    }

+    if (which&XkbKTLevelNamesMask) {

+	XkbKeyTypePtr type;

+	int i;

+	char *tmp;

+

+	BufAlloc(char *,tmp,XkbPaddedSize(nLvlTypes));

+	type = &xkb->map->types[firstLvlType];

+	for (i=0;i<nLvlTypes;i++,type++) {

+	    *tmp++ = type->num_levels;

+	}

+	type = &xkb->map->types[firstLvlType];

+	for (i=0;i<nLvlTypes;i++,type++) {

+	    if (type->level_names!=NULL)

+		Data32(dpy,(long *)type->level_names,type->num_levels*4);

+	}

+    }

+    if (which&XkbIndicatorNamesMask)

+	_XkbCopyAtoms(dpy,names->indicators,leds,XkbNumIndicators);

+    if (which&XkbVirtualModNamesMask)

+	_XkbCopyAtoms(dpy,names->vmods,vmods,XkbNumVirtualMods);

+    if (which&XkbGroupNamesMask)

+	_XkbCopyAtoms(dpy,names->groups,groups,XkbNumKbdGroups);

+    if (which&XkbKeyNamesMask) {

+#ifdef WORD64

+	char *tmp;

+	register int i;

+	BufAlloc(char *,tmp,nKeys*4);

+	for (i=0;i<nKeys;i++,tmp+= 4) {

+	    tmp[0]= names->keys[firstKey+i].name[0];

+	    tmp[1]= names->keys[firstKey+i].name[1];

+	    tmp[2]= names->keys[firstKey+i].name[2];

+	    tmp[3]= names->keys[firstKey+i].name[3];

+	}

+#else

+	Data(dpy,(char *)&names->keys[firstKey],nKeys*XkbKeyNameLength);

+#endif

+    }

+    if (which&XkbKeyAliasesMask) {

+#ifdef WORD64

+	char *tmp;

+	register int i;

+	BufAlloc(char *,tmp,nKA*XkbKeyNameLength*2);

+	for (i=0;i<nKeys;i++,tmp+= 2*XkbKeyNameLength) {

+	    tmp[0]= names->key_aliases[i].real[0];

+	    tmp[1]= names->key_aliases[i].real[1];

+	    tmp[2]= names->key_aliases[i].real[2];

+	    tmp[3]= names->key_aliases[i].real[3];

+	    tmp[4]= names->key_aliases[i].alias[0];

+	    tmp[5]= names->key_aliases[i].alias[1];

+	    tmp[6]= names->key_aliases[i].alias[2];

+	    tmp[7]= names->key_aliases[i].alias[3];

+	}

+#else

+	Data(dpy,(char *)names->key_aliases,nKA*XkbKeyNameLength*2);

+#endif

+    }

+    if (which&XkbRGNamesMask) {

+	Data32(dpy,(long *)names->radio_groups,nRG*4);

+    }

+    UnlockDisplay(dpy);

+    SyncHandle();

+    return True;

+}

+

+void

+XkbNoteNameChanges(	XkbNameChangesPtr	old,

+			XkbNamesNotifyEvent *	new,

+			unsigned int	 	wanted)

+{

+int	first,last,old_last,new_last;

+

+    wanted&= new->changed;

+    if ((old==NULL)||(new==NULL)||(wanted==0))

+	return;

+    if (wanted&XkbKeyTypeNamesMask) {

+	if (old->changed&XkbKeyTypeNamesMask) {

+	    new_last= (new->first_type+new->num_types-1);

+	    old_last= (old->first_type+old->num_types-1);

+

+	    if (new->first_type<old->first_type)

+		 first= new->first_type;

+	    else first= old->first_type;

+

+	    if (old_last>new_last)

+		 last= old_last;

+	    else last= new_last;

+

+	    old->first_type= first;

+	    old->num_types= (last-first)+1;

+	}

+	else {

+	    old->first_type= new->first_type;

+	    old->num_types= new->num_types;

+	}

+    }

+    if (wanted&XkbKTLevelNamesMask) {

+	if (old->changed&XkbKTLevelNamesMask) {

+	    new_last= (new->first_lvl+new->num_lvls-1);

+	    old_last= (old->first_lvl+old->num_lvls-1);

+

+	    if (new->first_lvl<old->first_lvl)

+		 first= new->first_lvl;

+	    else first= old->first_lvl;

+

+	    if (old_last>new_last)

+		 last= old_last;

+	    else last= new_last;

+

+	    old->first_lvl= first;

+	    old->num_lvls= (last-first)+1;

+	}

+	else {

+	    old->first_lvl= new->first_lvl;

+	    old->num_lvls= new->num_lvls;

+	}

+    }

+    if (wanted&XkbIndicatorNamesMask) {

+	if (old->changed&XkbIndicatorNamesMask)

+	     old->changed_indicators|= new->changed_indicators;

+	else old->changed_indicators=  new->changed_indicators;

+    }

+    if (wanted&XkbKeyNamesMask) {

+	if (old->changed&XkbKeyNamesMask) {

+	    new_last= (new->first_key+new->num_keys-1);

+	    old_last= (old->first_key+old->num_keys-1);

+

+	    first= old->first_key;

+

+	    if (new->first_key<old->first_key)

+		first= new->first_key;

+	    if (old_last>new_last)

+		new_last= old_last;

+

+	    old->first_key= first;

+	    old->num_keys= (new_last-first)+1;

+	}

+	else {

+	    old->first_key= new->first_key;

+	    old->num_keys= new->num_keys;

+	}

+    }

+    if (wanted&XkbVirtualModNamesMask) {

+	if (old->changed&XkbVirtualModNamesMask)

+	     old->changed_vmods|= new->changed_vmods;

+	else old->changed_vmods=  new->changed_vmods;

+    }

+    if (wanted&XkbGroupNamesMask) {

+	if (old->changed&XkbGroupNamesMask)

+	     old->changed_groups|= new->changed_groups;

+	else old->changed_groups=  new->changed_groups;

+    }

+    if (wanted&XkbRGNamesMask)

+	old->num_rg= new->num_radio_groups;

+    if (wanted&XkbKeyAliasesMask)

+	old->num_aliases= new->num_aliases;

+    old->changed|= wanted;

+    return;

+}