dos -> unix

1 files changed, 828 insertions, 828 deletions

diff --git a/libX11/src/xkb/XKBGetMap.c b/libX11/src/xkb/XKBGetMap.c
index eff088341..30fb62971 100644
--- a/libX11/src/xkb/XKBGetMap.c
+++ b/libX11/src/xkb/XKBGetMap.c
@@ -1,828 +1,828 @@
-/************************************************************

-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

-_XkbReadKeyTypes(XkbReadBufferPtr buf,XkbDescPtr xkb,xkbGetMapReply *rep)

-{

-int		 i,n,lastMapCount;

-XkbKeyTypePtr	type;

-

-    if ( rep->nTypes>0 ) {

-	n = rep->firstType+rep->nTypes;

-	if (xkb->map->num_types>=n)

-	    n= xkb->map->num_types;

-	else if (XkbAllocClientMap(xkb,XkbKeyTypesMask,n)!=Success)

-	    return BadAlloc;

-

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

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

-	    xkbKeyTypeWireDesc	*desc;

-	    register int ndx;

-

-	    ndx= i+rep->firstType;

-	    if (ndx>=xkb->map->num_types)

-		xkb->map->num_types= ndx+1;

-

-	    desc= (xkbKeyTypeWireDesc *)_XkbGetReadBufferPtr(buf,

-						SIZEOF(xkbKeyTypeWireDesc));

-	    if (desc==NULL)

-		return BadLength;

-

-	    lastMapCount= type->map_count;

-	    if ( desc->nMapEntries>0 ) {

-		if ((type->map==NULL)||(desc->nMapEntries>type->map_count)) {

-		    XkbKTMapEntryRec *prev_map = type->map;

-

-		    type->map= _XkbTypedRealloc(type->map,desc->nMapEntries,

-							      XkbKTMapEntryRec);

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

-			_XkbFree(prev_map);

-			return BadAlloc;

-		    }

-		}

-	    }

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

-		Xfree(type->map);

-		type->map_count= 0;

-		type->map= NULL;

-	    }

-

-	    if ( desc->preserve && (desc->nMapEntries>0) ) {

-		if ((!type->preserve)||

-		    (desc->nMapEntries>lastMapCount)) {

-		    XkbModsRec *prev_preserve = type->preserve;

-

-		    type->preserve= _XkbTypedRealloc(type->preserve,

-							desc->nMapEntries,

-							XkbModsRec);

-		    if (type->preserve==NULL) {

-			_XkbFree(prev_preserve);

-			return BadAlloc;

-		    }

-		}

-	    }

-	    else if (type->preserve!=NULL) {

-		Xfree(type->preserve);

-		type->preserve= NULL;

-	    }

-

-	    type->mods.mask = desc->mask;

-	    type->mods.real_mods = desc->realMods;

-	    type->mods.vmods = desc->virtualMods;

-	    type->num_levels = desc->numLevels;

-	    type->map_count = desc->nMapEntries;

-	    if (desc->nMapEntries>0) {

-		register xkbKTMapEntryWireDesc *wire;

-		register XkbKTMapEntryPtr	entry;

-		register int size;

-

-		size= type->map_count*SIZEOF(xkbKTMapEntryWireDesc);

-		wire= (xkbKTMapEntryWireDesc *)_XkbGetReadBufferPtr(buf,size);

-		if (wire==NULL)

-		    return BadLength;

-		entry= type->map;

-		for (n=0;n<type->map_count;n++,wire++,entry++) {

-		    entry->active= wire->active;

-		    entry->level= wire->level;

-		    entry->mods.mask= wire->mask;

-		    entry->mods.real_mods= wire->realMods;

-		    entry->mods.vmods= wire->virtualMods;

-		}

-

-	 	if (desc->preserve) {

-		    register xkbModsWireDesc *	pwire;

-		    register XkbModsPtr		preserve;

-		    register int sz;

-

-		    sz= desc->nMapEntries*SIZEOF(xkbModsWireDesc);

-		    pwire=(xkbModsWireDesc *)_XkbGetReadBufferPtr(buf,sz);

-		    if (pwire==NULL)

-			return BadLength;

-		    preserve= type->preserve;

-		    for (n=0;n<desc->nMapEntries;n++,pwire++,preserve++) {

-			preserve->mask=  pwire->mask;

-			preserve->vmods=  pwire->virtualMods;

-			preserve->real_mods= pwire->realMods;

-		    }

-		}

-	    }

-	}

-    }

-    return Success;

-}

-

-static Status

-_XkbReadKeySyms(XkbReadBufferPtr buf,XkbDescPtr xkb,xkbGetMapReply *rep)

-{

-register int i;

-XkbClientMapPtr	map;

-

-    map= xkb->map;

-    if (map->key_sym_map==NULL) {

-	register int offset;

-	XkbSymMapPtr	oldMap;

-	xkbSymMapWireDesc *newMap;

-	map->key_sym_map= _XkbTypedCalloc((xkb->max_key_code+1),XkbSymMapRec);

-	if (map->key_sym_map==NULL)

-	    return BadAlloc;

-	if (map->syms==NULL) {

-	    int sz;

-	    sz= (rep->totalSyms*12)/10;

-	    sz= ((sz+(unsigned)128)/128)*128;

-	    map->syms = _XkbTypedCalloc(sz,KeySym);

-	    if (map->syms==NULL)

-		return BadAlloc;

-	    map->size_syms = sz;

-	}

-	offset = 1;

-	oldMap = &map->key_sym_map[rep->firstKeySym];

-	for (i=0;i<(int)rep->nKeySyms;i++,oldMap++) {

-	    newMap= (xkbSymMapWireDesc *)

-			_XkbGetReadBufferPtr(buf,SIZEOF(xkbSymMapWireDesc));

-	    if (newMap==NULL)

-		return BadLength;

-	    oldMap->kt_index[0]= newMap->ktIndex[0];

-	    oldMap->kt_index[1]= newMap->ktIndex[1];

-	    oldMap->kt_index[2]= newMap->ktIndex[2];

-	    oldMap->kt_index[3]= newMap->ktIndex[3];

-	    oldMap->group_info= newMap->groupInfo;

-	    oldMap->width= newMap->width;

-	    oldMap->offset= offset;

-	    if (offset+newMap->nSyms>=map->size_syms) {

-		register int sz;

-		KeySym *prev_syms = map->syms;

-

-		sz= map->size_syms+128;

-		map->syms= _XkbTypedRealloc(map->syms,sz,KeySym);

-		if (map->syms==NULL) {

-		    _XkbFree(prev_syms);

-		    map->size_syms= 0;

-		    return BadAlloc;

-		}

-		map->size_syms= sz;

-	    }

-	    if (newMap->nSyms>0) {

-		_XkbReadBufferCopyKeySyms(buf,(KeySym *)&map->syms[offset],

-							newMap->nSyms);

-		offset+= newMap->nSyms;

-	    }

-	    else {

-		map->syms[offset]= 0;

-	    }

-	}

-	map->num_syms= offset;

-    }

-    else {

-	xkbSymMapWireDesc *	newMap;

-	XkbSymMapPtr		oldMap;

-	KeySym *		newSyms;

-	int			tmp;

-

-	oldMap = &map->key_sym_map[rep->firstKeySym];

-	for (i=0;i<(int)rep->nKeySyms;i++,oldMap++) {

-	    newMap= (xkbSymMapWireDesc *)

-			_XkbGetReadBufferPtr(buf,SIZEOF(xkbSymMapWireDesc));

-	    if (newMap==NULL)

-		return BadLength;

-

-	    if (newMap->nSyms>0)

-		 tmp= newMap->nSyms;

-	    else tmp= 0;

-

-	    newSyms = XkbResizeKeySyms(xkb,i+rep->firstKeySym,tmp);

-	    if (newSyms==NULL)

-		return BadAlloc;

-	    if (newMap->nSyms>0)

-		_XkbReadBufferCopyKeySyms(buf,newSyms,newMap->nSyms);

-	    else newSyms[0]= NoSymbol;

-	    oldMap->kt_index[0] = newMap->ktIndex[0];

-	    oldMap->kt_index[1] = newMap->ktIndex[1];

-	    oldMap->kt_index[2] = newMap->ktIndex[2];

-	    oldMap->kt_index[3] = newMap->ktIndex[3];

-	    oldMap->group_info = newMap->groupInfo;

-	    oldMap->width = newMap->width;

-	}

-    }

-    return Success;

-}

-

-static Status

-_XkbReadKeyActions(XkbReadBufferPtr buf,XkbDescPtr info,xkbGetMapReply *rep)

-{

-int		i;

-CARD8		numDescBuf[248];

-CARD8*		numDesc = NULL;

-register int	nKeyActs;

-Status		ret = Success;

-

-    if ( (nKeyActs=rep->nKeyActs)>0 ) {

-	XkbSymMapPtr	symMap;

-

-	if (nKeyActs < sizeof numDescBuf) numDesc = numDescBuf;

-	else numDesc = Xmalloc (nKeyActs * sizeof(CARD8));

-

-	if (!_XkbCopyFromReadBuffer(buf, (char *)numDesc, nKeyActs)) {

-	    ret = BadLength;

-	    goto done;

-	}

-	i= XkbPaddedSize(nKeyActs)-nKeyActs;

-	if ((i>0)&&(!_XkbSkipReadBufferData(buf,i))) {

-	    ret = BadLength;

-	    goto done;

-	}

-	symMap = &info->map->key_sym_map[rep->firstKeyAct];

-	for (i=0;i<(int)rep->nKeyActs;i++,symMap++) {

-	    if (numDesc[i]==0) {

-		info->server->key_acts[i+rep->firstKeyAct]= 0;

-	    }

-	    else {

-		XkbAction *newActs;

-		/* 8/16/93 (ef) -- XXX! Verify size here (numdesc must be */

-		/*                 either zero or XkbKeyNumSyms(info,key) */

-		newActs=XkbResizeKeyActions(info,i+rep->firstKeyAct,

-								numDesc[i]);

-		if (newActs==NULL) {

-		    ret = BadAlloc;

-		    goto done;

-		}

-		if (!_XkbCopyFromReadBuffer(buf,(char *)newActs,

-					(int)(numDesc[i]*sizeof(XkbAction)))) {

-		    ret = BadLength;

-		    goto done;

-		}

-	    }

-	}

-    }

-done:

-    if (numDesc != NULL && numDesc != numDescBuf) Xfree (numDesc);

-    return ret;

-}

-

-static Status

-_XkbReadKeyBehaviors(XkbReadBufferPtr buf,XkbDescPtr xkb,xkbGetMapReply *rep)

-{

-register int i;

-xkbBehaviorWireDesc	*wire;

-

-    if ( rep->totalKeyBehaviors>0 ) {

-	if ( xkb->server->behaviors == NULL ) {

-	    int size = xkb->max_key_code+1;

-	    xkb->server->behaviors = _XkbTypedCalloc(size,XkbBehavior);

-	    if (xkb->server->behaviors==NULL)

-		return BadAlloc;

-	}

-	else {

-	    bzero(&xkb->server->behaviors[rep->firstKeyBehavior],

-	    		(rep->nKeyBehaviors*sizeof(XkbBehavior)));

-	}

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

-	    wire= (xkbBehaviorWireDesc *)_XkbGetReadBufferPtr(buf,

-						SIZEOF(xkbBehaviorWireDesc));

-	    if (wire==NULL)

-		return BadLength;

-	    xkb->server->behaviors[wire->key].type= wire->type;

-	    xkb->server->behaviors[wire->key].data= wire->data;

-	}

-    }

-    return Success;

-}

-

-static Status

-_XkbReadVirtualMods(XkbReadBufferPtr buf,XkbDescPtr xkb,xkbGetMapReply *rep)

-{

-    if ( rep->virtualMods ) {

-	register int i,bit,nVMods;

-	register char *data;

-

-	for (i=nVMods=0,bit=1;i<XkbNumVirtualMods;i++,bit<<=1) {

-	    if (rep->virtualMods&bit)

-		nVMods++;

-	}

-	data= _XkbGetReadBufferPtr(buf,XkbPaddedSize(nVMods));

-	if (data==NULL)

-	    return BadLength;

-	for (i=0,bit=1;(i<XkbNumVirtualMods)&&(nVMods>0);i++,bit<<=1) {

-	    if (rep->virtualMods&bit) {

-		xkb->server->vmods[i]= *data++;

-		nVMods--;

-	    }

-	}

-    }

-    return Success;

-}

-

-static Status

-_XkbReadExplicitComponents(	XkbReadBufferPtr	buf,

-				XkbDescPtr 		xkb,

-				xkbGetMapReply *	rep)

-{

-register int i;

-unsigned char *wire;

-

-    if ( rep->totalKeyExplicit>0 ) {

-	if ( xkb->server->explicit == NULL ) {

-	    int size = xkb->max_key_code+1;

-	    xkb->server->explicit = _XkbTypedCalloc(size,unsigned char);

-	    if (xkb->server->explicit==NULL)

-		return BadAlloc;

-	}

-	else {

-	    bzero(&xkb->server->explicit[rep->firstKeyExplicit],

-	    						rep->nKeyExplicit);

-	}

-	i= XkbPaddedSize(2*rep->totalKeyExplicit);

-	wire=(unsigned char *)_XkbGetReadBufferPtr(buf,i);

-	if (!wire)

-	    return BadLength;

-	for (i=0;i<rep->totalKeyExplicit;i++,wire+=2) {

-	    xkb->server->explicit[wire[0]]= wire[1];

-	}

-    }

-    return Success;

-}

-

-static Status

-_XkbReadModifierMap(XkbReadBufferPtr buf,XkbDescPtr xkb,xkbGetMapReply *rep)

-{

-register int i;

-unsigned char *wire;

-

-    if ( rep->totalModMapKeys>0 ) {

-	if ((xkb->map->modmap==NULL)&&

-	    (XkbAllocClientMap(xkb,XkbModifierMapMask,0)!=Success)) {

-	    return BadAlloc;

-	}

-	else {

-	    bzero(&xkb->map->modmap[rep->firstModMapKey],rep->nModMapKeys);

-	}

-	i= XkbPaddedSize(2*rep->totalModMapKeys);

-	wire=(unsigned char *)_XkbGetReadBufferPtr(buf,i);

-	if (!wire)

-	    return BadLength;

-	for (i=0;i<rep->totalModMapKeys;i++,wire+=2) {

-	    xkb->map->modmap[wire[0]]= wire[1];

-	}

-    }

-    return Success;

-}

-

-static Status

-_XkbReadVirtualModMap(XkbReadBufferPtr buf,XkbDescPtr xkb,xkbGetMapReply *rep)

-{

-register int 		i;

-xkbVModMapWireDesc *	wire;

-XkbServerMapPtr		srv;

-

-    if ( rep->totalVModMapKeys>0 ) {

-	if (((xkb->server==NULL)||(xkb->server->vmodmap==NULL))&&

-	    (XkbAllocServerMap(xkb,XkbVirtualModMapMask,0)!=Success)) {

-	    return BadAlloc;

-	}

-	else {

-	    srv= xkb->server;

-	    if (rep->nVModMapKeys > rep->firstVModMapKey)

-		bzero((char *)&srv->vmodmap[rep->firstVModMapKey],

-		      (rep->nVModMapKeys - rep->firstVModMapKey) *

-		      sizeof(unsigned short));

-	}

-	srv= xkb->server;

-	i= rep->totalVModMapKeys*SIZEOF(xkbVModMapWireDesc);

-	wire=(xkbVModMapWireDesc *)_XkbGetReadBufferPtr(buf,i);

-	if (!wire)

-	    return BadLength;

-	for (i=0;i<rep->totalVModMapKeys;i++,wire++) {

-	    if ((wire->key>=xkb->min_key_code)&&(wire->key<=xkb->max_key_code))

-		srv->vmodmap[wire->key]= wire->vmods;

-	}

-    }

-    return Success;

-}

-

-static xkbGetMapReq *

-_XkbGetGetMapReq(Display *dpy,XkbDescPtr xkb)

-{

-xkbGetMapReq *req;

-

-    GetReq(kbGetMap, req);

-    req->reqType = dpy->xkb_info->codes->major_opcode;

-    req->xkbReqType = X_kbGetMap;

-    req->deviceSpec = xkb->device_spec;

-    req->full = req->partial = 0;

-    req->firstType = req->nTypes = 0;

-    req->firstKeySym = req->nKeySyms = 0;

-    req->firstKeyAct = req->nKeyActs = 0;

-    req->firstKeyBehavior = req->nKeyBehaviors = 0;

-    req->virtualMods = 0;

-    req->firstKeyExplicit = req->nKeyExplicit = 0;

-    req->firstModMapKey = req->nModMapKeys = 0;

-    req->firstVModMapKey = req->nVModMapKeys = 0;

-    return req;

-}

-

-Status

-_XkbReadGetMapReply(	Display *	dpy,

-			xkbGetMapReply *rep,

-			XkbDescPtr	xkb,

-			int *		nread_rtrn)

-{

-int		extraData;

-unsigned	mask;

-

-    if ( xkb->device_spec == XkbUseCoreKbd )

-	xkb->device_spec= rep->deviceID;

-    xkb->min_key_code = rep->minKeyCode;

-    xkb->max_key_code = rep->maxKeyCode;

-

-    if (!xkb->map) {

-	mask= rep->present&XkbAllClientInfoMask;

-	if (mask&&(XkbAllocClientMap(xkb,mask,rep->nTypes)!=Success))

-	    return BadAlloc;

-    }

-    if (!xkb->server) {

-	mask= rep->present&XkbAllServerInfoMask;

-	if (mask&&(XkbAllocServerMap(xkb,mask,rep->totalActs)!=Success))

-	    return BadAlloc;

-    }

-    extraData= (int)(rep->length*4);

-    extraData-= (SIZEOF(xkbGetMapReply)-SIZEOF(xGenericReply));

-    if (rep->length) {

-	XkbReadBufferRec	buf;

-	int			left;

-	if (_XkbInitReadBuffer(dpy,&buf,extraData)) {

-	    Status status= Success;

-	    if (nread_rtrn!=NULL)

-		*nread_rtrn= extraData;

-	    if (status==Success)

-		status= _XkbReadKeyTypes(&buf,xkb,rep);

-	    if (status==Success)

-		status= _XkbReadKeySyms(&buf,xkb,rep);

-	    if (status==Success)

-		status= _XkbReadKeyActions(&buf,xkb,rep);

-	    if (status==Success)

-		status= _XkbReadKeyBehaviors(&buf,xkb,rep);

-	    if (status==Success)

-		status= _XkbReadVirtualMods(&buf,xkb,rep);

-	    if (status==Success)

-		status= _XkbReadExplicitComponents(&buf,xkb,rep);

-	    if (status==Success)

-		status= _XkbReadModifierMap(&buf,xkb,rep);

-	    if (status==Success)

-		status= _XkbReadVirtualModMap(&buf,xkb,rep);

-	    left= _XkbFreeReadBuffer(&buf);

-	    if (status!=Success)		return status;

-	    else if ( left || buf.error )	return BadLength;

-	}

-	else return BadAlloc;

-    }

-    return Success;

-}

-

-static Status

-_XkbHandleGetMapReply(Display *dpy,XkbDescPtr xkb)

-{

-xkbGetMapReply	rep;

-

-    if (!_XReply(dpy, (xReply *)&rep,

-    		 ( (SIZEOF(xkbGetMapReply)-SIZEOF(xGenericReply)) >> 2 ),

-		 xFalse)) {

-	return BadImplementation;

-    }

-    return _XkbReadGetMapReply(dpy,&rep,xkb,NULL);

-}

-

-Status

-XkbGetUpdatedMap(Display *dpy,unsigned which,XkbDescPtr xkb)

-{

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

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

-	return BadAccess;

-    if (which) {

-	register xkbGetMapReq *req;

-	Status status;

-

-	LockDisplay(dpy);

-

-	req = _XkbGetGetMapReq(dpy, xkb);

-	req->full = which;

-	status= _XkbHandleGetMapReply(dpy, xkb);

-

-	UnlockDisplay(dpy);

-	SyncHandle();

-	return status;

-    }

-    return Success;

-}

-

-XkbDescPtr

-XkbGetMap(Display *dpy,unsigned which,unsigned deviceSpec)

-{

-XkbDescPtr xkb;

-

-    xkb = _XkbTypedCalloc(1,XkbDescRec);

-    if (xkb) {

-	xkb->device_spec = deviceSpec;

-	xkb->map = _XkbTypedCalloc(1,XkbClientMapRec);

-	if ((xkb->map==NULL)||

-	    ((which)&&(XkbGetUpdatedMap(dpy,which,xkb)!=Success))) {

-	    if (xkb->map) {

-		Xfree(xkb->map);

-		xkb->map= NULL;

-	    }

-	    Xfree(xkb);

-	    return NULL;

-	}

-	xkb->dpy= dpy;

-    }

-    return xkb;

-}

-

-Status

-XkbGetKeyTypes(Display *dpy,unsigned first,unsigned num,XkbDescPtr xkb)

-{

-    register xkbGetMapReq *req;

-    Status status;

-

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

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

-	return BadAccess;

-    if ((num<1)||(num>XkbMaxKeyTypes))

-	return BadValue;

-

-    LockDisplay(dpy);

-

-    req = _XkbGetGetMapReq(dpy, xkb);

-    req->firstType = first;

-    req->nTypes = num;

-    status= _XkbHandleGetMapReply(dpy, xkb);

-

-    UnlockDisplay(dpy);

-    SyncHandle();

-    return status;

-}

-

-Status

-XkbGetKeyActions(Display *dpy,unsigned first,unsigned num,XkbDescPtr xkb)

-{

-    register xkbGetMapReq *req;

-    Status status;

-

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

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

-	return BadAccess;

-

-    if ((num<1)||(num>XkbMaxKeyCount))

-	return BadValue;

-

-    LockDisplay(dpy);

-

-    req = _XkbGetGetMapReq(dpy, xkb);

-    req->firstKeyAct = first;

-    req->nKeyActs = num;

-    status= _XkbHandleGetMapReply(dpy, xkb);

-

-    UnlockDisplay(dpy);

-    SyncHandle();

-    return status;

-}

-

-Status

-XkbGetKeySyms(Display *dpy,unsigned first,unsigned num,XkbDescPtr xkb)

-{

-    register xkbGetMapReq *req;

-    Status status;

-

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

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

-	return BadAccess;

-

-    if ((num<1)||(num>XkbMaxKeyCount))

-	return BadValue;

-

-    LockDisplay(dpy);

-

-    req = _XkbGetGetMapReq(dpy, xkb);

-    req->firstKeySym = first;

-    req->nKeySyms = num;

-    status= _XkbHandleGetMapReply(dpy, xkb);

-

-    UnlockDisplay(dpy);

-    SyncHandle();

-

-    return status;

-}

-

-Status

-XkbGetKeyBehaviors(Display *dpy,unsigned first,unsigned num,XkbDescPtr xkb)

-{

-    register xkbGetMapReq *req;

-    Status status;

-

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

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

-	return BadAccess;

-

-    if ((num<1)||(num>XkbMaxKeyCount))

-	return BadValue;

-

-    LockDisplay(dpy);

-

-    req = _XkbGetGetMapReq(dpy, xkb);

-    req->firstKeyBehavior = first;

-    req->nKeyBehaviors = num;

-    status= _XkbHandleGetMapReply(dpy, xkb);

-

-    UnlockDisplay(dpy);

-    SyncHandle();

-    return status;

-}

-

-Status

-XkbGetVirtualMods(Display *dpy,unsigned which,XkbDescPtr xkb)

-{

-    register xkbGetMapReq *req;

-    Status status;

-

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

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

-	return BadAccess;

-

-    LockDisplay(dpy);

-

-    req = _XkbGetGetMapReq(dpy, xkb);

-    req->virtualMods = which;

-    status= _XkbHandleGetMapReply(dpy, xkb);

-

-    UnlockDisplay(dpy);

-    SyncHandle();

-    return status;

-}

-

-Status

-XkbGetKeyExplicitComponents(	Display *	dpy,

-				unsigned	first,

-				unsigned 	num,

-				XkbDescPtr	xkb)

-{

-    register xkbGetMapReq *req;

-    Status status;

-

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

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

-	return BadAccess;

-

-    if ((num<1)||(num>XkbMaxKeyCount))

-	return BadValue;

-

-    LockDisplay(dpy);

-

-    req = _XkbGetGetMapReq(dpy, xkb);

-    req->firstKeyExplicit = first;

-    req->nKeyExplicit = num;

-    if ((xkb!=NULL) && (xkb->server!=NULL) && (xkb->server->explicit!=NULL)) {

-	if ((num>0)&&(first>=xkb->min_key_code)&&(first+num<=xkb->max_key_code))

-	    bzero(&xkb->server->explicit[first],num);

-    }

-    if (xkb)

-        status= _XkbHandleGetMapReply(dpy, xkb);

-    else

-        status = BadMatch;

-

-    UnlockDisplay(dpy);

-    SyncHandle();

-    return status;

-}

-

-Status

-XkbGetKeyModifierMap(Display *dpy,unsigned first,unsigned num,XkbDescPtr xkb)

-{

-    register xkbGetMapReq *req;

-    Status status;

-

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

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

-	return BadAccess;

-

-    if ((num<1)||(num>XkbMaxKeyCount))

-	return BadValue;

-

-    LockDisplay(dpy);

-

-    req = _XkbGetGetMapReq(dpy, xkb);

-    req->firstModMapKey = first;

-    req->nModMapKeys = num;

-    if ((xkb!=NULL) && (xkb->map!=NULL) && (xkb->map->modmap!=NULL)) {

-	if ((num>0)&&(first>=xkb->min_key_code)&&(first+num<=xkb->max_key_code))

-	    bzero(&xkb->map->modmap[first],num);

-    }

-    if (xkb)

-        status= _XkbHandleGetMapReply(dpy, xkb);

-    else

-        status = BadMatch;

-

-    UnlockDisplay(dpy);

-    SyncHandle();

-    return status;

-}

-

-Status

-XkbGetKeyVirtualModMap(Display *dpy,unsigned first,unsigned num,XkbDescPtr xkb)

-{

-    register xkbGetMapReq *req;

-    Status status;

-

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

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

-	return BadAccess;

-

-    if ((num<1)||(num>XkbMaxKeyCount))

-	return BadValue;

-

-    LockDisplay(dpy);

-

-    req = _XkbGetGetMapReq(dpy, xkb);

-    req->firstVModMapKey = first;

-    req->nVModMapKeys = num;

-    if ((xkb!=NULL) && (xkb->map!=NULL) && (xkb->map->modmap!=NULL)) {

-	if ((num>0)&&(first>=xkb->min_key_code)&&(first+num<=xkb->max_key_code))

-	    bzero(&xkb->server->vmodmap[first],num*sizeof(unsigned short));

-    }

-

-    if (xkb)

-        status= _XkbHandleGetMapReply(dpy, xkb);

-    else

-        status = BadMatch;

-

-    UnlockDisplay(dpy);

-    SyncHandle();

-    return status;

-}

-

-Status

-XkbGetMapChanges(Display *dpy,XkbDescPtr xkb,XkbMapChangesPtr changes)

-{

-    xkbGetMapReq *req;

-

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

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

-	return BadAccess;

-    LockDisplay(dpy);

-    if (changes->changed) {

-	Status status= Success;

-	req = _XkbGetGetMapReq(dpy, xkb);

-	req->full = 0;

-	req->partial = changes->changed;

-	req->firstType = changes->first_type;

-	req->nTypes = changes->num_types;

-	req->firstKeySym = changes->first_key_sym;

-	req->nKeySyms = changes->num_key_syms;

-	req->firstKeyAct = changes->first_key_act;

-	req->nKeyActs = changes->num_key_acts;

-	req->firstKeyBehavior = changes->first_key_behavior;

-	req->nKeyBehaviors = changes->num_key_behaviors;

-	req->virtualMods = changes->vmods;

-	req->firstKeyExplicit = changes->first_key_explicit;

-	req->nKeyExplicit = changes->num_key_explicit;

-	req->firstModMapKey = changes->first_modmap_key;

-	req->nModMapKeys = changes->num_modmap_keys;

-	req->firstVModMapKey = changes->first_vmodmap_key;

-	req->nVModMapKeys = changes->num_vmodmap_keys;

-	status= _XkbHandleGetMapReply(dpy, xkb);

-	UnlockDisplay(dpy);

-	SyncHandle();

-	return status;

-    }

-    UnlockDisplay(dpy);

-    return Success;

-}

-

+/************************************************************
+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
+_XkbReadKeyTypes(XkbReadBufferPtr buf,XkbDescPtr xkb,xkbGetMapReply *rep)
+{
+int		 i,n,lastMapCount;
+XkbKeyTypePtr	type;
+
+    if ( rep->nTypes>0 ) {
+	n = rep->firstType+rep->nTypes;
+	if (xkb->map->num_types>=n)
+	    n= xkb->map->num_types;
+	else if (XkbAllocClientMap(xkb,XkbKeyTypesMask,n)!=Success)
+	    return BadAlloc;
+
+	type = &xkb->map->types[rep->firstType];
+	for (i=0;i<(int)rep->nTypes;i++,type++) {
+	    xkbKeyTypeWireDesc	*desc;
+	    register int ndx;
+
+	    ndx= i+rep->firstType;
+	    if (ndx>=xkb->map->num_types)
+		xkb->map->num_types= ndx+1;
+
+	    desc= (xkbKeyTypeWireDesc *)_XkbGetReadBufferPtr(buf,
+						SIZEOF(xkbKeyTypeWireDesc));
+	    if (desc==NULL)
+		return BadLength;
+
+	    lastMapCount= type->map_count;
+	    if ( desc->nMapEntries>0 ) {
+		if ((type->map==NULL)||(desc->nMapEntries>type->map_count)) {
+		    XkbKTMapEntryRec *prev_map = type->map;
+
+		    type->map= _XkbTypedRealloc(type->map,desc->nMapEntries,
+							      XkbKTMapEntryRec);
+		    if (type->map==NULL) {
+			_XkbFree(prev_map);
+			return BadAlloc;
+		    }
+		}
+	    }
+	    else if (type->map!=NULL) {
+		Xfree(type->map);
+		type->map_count= 0;
+		type->map= NULL;
+	    }
+
+	    if ( desc->preserve && (desc->nMapEntries>0) ) {
+		if ((!type->preserve)||
+		    (desc->nMapEntries>lastMapCount)) {
+		    XkbModsRec *prev_preserve = type->preserve;
+
+		    type->preserve= _XkbTypedRealloc(type->preserve,
+							desc->nMapEntries,
+							XkbModsRec);
+		    if (type->preserve==NULL) {
+			_XkbFree(prev_preserve);
+			return BadAlloc;
+		    }
+		}
+	    }
+	    else if (type->preserve!=NULL) {
+		Xfree(type->preserve);
+		type->preserve= NULL;
+	    }
+
+	    type->mods.mask = desc->mask;
+	    type->mods.real_mods = desc->realMods;
+	    type->mods.vmods = desc->virtualMods;
+	    type->num_levels = desc->numLevels;
+	    type->map_count = desc->nMapEntries;
+	    if (desc->nMapEntries>0) {
+		register xkbKTMapEntryWireDesc *wire;
+		register XkbKTMapEntryPtr	entry;
+		register int size;
+
+		size= type->map_count*SIZEOF(xkbKTMapEntryWireDesc);
+		wire= (xkbKTMapEntryWireDesc *)_XkbGetReadBufferPtr(buf,size);
+		if (wire==NULL)
+		    return BadLength;
+		entry= type->map;
+		for (n=0;n<type->map_count;n++,wire++,entry++) {
+		    entry->active= wire->active;
+		    entry->level= wire->level;
+		    entry->mods.mask= wire->mask;
+		    entry->mods.real_mods= wire->realMods;
+		    entry->mods.vmods= wire->virtualMods;
+		}
+
+	 	if (desc->preserve) {
+		    register xkbModsWireDesc *	pwire;
+		    register XkbModsPtr		preserve;
+		    register int sz;
+
+		    sz= desc->nMapEntries*SIZEOF(xkbModsWireDesc);
+		    pwire=(xkbModsWireDesc *)_XkbGetReadBufferPtr(buf,sz);
+		    if (pwire==NULL)
+			return BadLength;
+		    preserve= type->preserve;
+		    for (n=0;n<desc->nMapEntries;n++,pwire++,preserve++) {
+			preserve->mask=  pwire->mask;
+			preserve->vmods=  pwire->virtualMods;
+			preserve->real_mods= pwire->realMods;
+		    }
+		}
+	    }
+	}
+    }
+    return Success;
+}
+
+static Status
+_XkbReadKeySyms(XkbReadBufferPtr buf,XkbDescPtr xkb,xkbGetMapReply *rep)
+{
+register int i;
+XkbClientMapPtr	map;
+
+    map= xkb->map;
+    if (map->key_sym_map==NULL) {
+	register int offset;
+	XkbSymMapPtr	oldMap;
+	xkbSymMapWireDesc *newMap;
+	map->key_sym_map= _XkbTypedCalloc((xkb->max_key_code+1),XkbSymMapRec);
+	if (map->key_sym_map==NULL)
+	    return BadAlloc;
+	if (map->syms==NULL) {
+	    int sz;
+	    sz= (rep->totalSyms*12)/10;
+	    sz= ((sz+(unsigned)128)/128)*128;
+	    map->syms = _XkbTypedCalloc(sz,KeySym);
+	    if (map->syms==NULL)
+		return BadAlloc;
+	    map->size_syms = sz;
+	}
+	offset = 1;
+	oldMap = &map->key_sym_map[rep->firstKeySym];
+	for (i=0;i<(int)rep->nKeySyms;i++,oldMap++) {
+	    newMap= (xkbSymMapWireDesc *)
+			_XkbGetReadBufferPtr(buf,SIZEOF(xkbSymMapWireDesc));
+	    if (newMap==NULL)
+		return BadLength;
+	    oldMap->kt_index[0]= newMap->ktIndex[0];
+	    oldMap->kt_index[1]= newMap->ktIndex[1];
+	    oldMap->kt_index[2]= newMap->ktIndex[2];
+	    oldMap->kt_index[3]= newMap->ktIndex[3];
+	    oldMap->group_info= newMap->groupInfo;
+	    oldMap->width= newMap->width;
+	    oldMap->offset= offset;
+	    if (offset+newMap->nSyms>=map->size_syms) {
+		register int sz;
+		KeySym *prev_syms = map->syms;
+
+		sz= map->size_syms+128;
+		map->syms= _XkbTypedRealloc(map->syms,sz,KeySym);
+		if (map->syms==NULL) {
+		    _XkbFree(prev_syms);
+		    map->size_syms= 0;
+		    return BadAlloc;
+		}
+		map->size_syms= sz;
+	    }
+	    if (newMap->nSyms>0) {
+		_XkbReadBufferCopyKeySyms(buf,(KeySym *)&map->syms[offset],
+							newMap->nSyms);
+		offset+= newMap->nSyms;
+	    }
+	    else {
+		map->syms[offset]= 0;
+	    }
+	}
+	map->num_syms= offset;
+    }
+    else {
+	xkbSymMapWireDesc *	newMap;
+	XkbSymMapPtr		oldMap;
+	KeySym *		newSyms;
+	int			tmp;
+
+	oldMap = &map->key_sym_map[rep->firstKeySym];
+	for (i=0;i<(int)rep->nKeySyms;i++,oldMap++) {
+	    newMap= (xkbSymMapWireDesc *)
+			_XkbGetReadBufferPtr(buf,SIZEOF(xkbSymMapWireDesc));
+	    if (newMap==NULL)
+		return BadLength;
+
+	    if (newMap->nSyms>0)
+		 tmp= newMap->nSyms;
+	    else tmp= 0;
+
+	    newSyms = XkbResizeKeySyms(xkb,i+rep->firstKeySym,tmp);
+	    if (newSyms==NULL)
+		return BadAlloc;
+	    if (newMap->nSyms>0)
+		_XkbReadBufferCopyKeySyms(buf,newSyms,newMap->nSyms);
+	    else newSyms[0]= NoSymbol;
+	    oldMap->kt_index[0] = newMap->ktIndex[0];
+	    oldMap->kt_index[1] = newMap->ktIndex[1];
+	    oldMap->kt_index[2] = newMap->ktIndex[2];
+	    oldMap->kt_index[3] = newMap->ktIndex[3];
+	    oldMap->group_info = newMap->groupInfo;
+	    oldMap->width = newMap->width;
+	}
+    }
+    return Success;
+}
+
+static Status
+_XkbReadKeyActions(XkbReadBufferPtr buf,XkbDescPtr info,xkbGetMapReply *rep)
+{
+int		i;
+CARD8		numDescBuf[248];
+CARD8*		numDesc = NULL;
+register int	nKeyActs;
+Status		ret = Success;
+
+    if ( (nKeyActs=rep->nKeyActs)>0 ) {
+	XkbSymMapPtr	symMap;
+
+	if (nKeyActs < sizeof numDescBuf) numDesc = numDescBuf;
+	else numDesc = Xmalloc (nKeyActs * sizeof(CARD8));
+
+	if (!_XkbCopyFromReadBuffer(buf, (char *)numDesc, nKeyActs)) {
+	    ret = BadLength;
+	    goto done;
+	}
+	i= XkbPaddedSize(nKeyActs)-nKeyActs;
+	if ((i>0)&&(!_XkbSkipReadBufferData(buf,i))) {
+	    ret = BadLength;
+	    goto done;
+	}
+	symMap = &info->map->key_sym_map[rep->firstKeyAct];
+	for (i=0;i<(int)rep->nKeyActs;i++,symMap++) {
+	    if (numDesc[i]==0) {
+		info->server->key_acts[i+rep->firstKeyAct]= 0;
+	    }
+	    else {
+		XkbAction *newActs;
+		/* 8/16/93 (ef) -- XXX! Verify size here (numdesc must be */
+		/*                 either zero or XkbKeyNumSyms(info,key) */
+		newActs=XkbResizeKeyActions(info,i+rep->firstKeyAct,
+								numDesc[i]);
+		if (newActs==NULL) {
+		    ret = BadAlloc;
+		    goto done;
+		}
+		if (!_XkbCopyFromReadBuffer(buf,(char *)newActs,
+					(int)(numDesc[i]*sizeof(XkbAction)))) {
+		    ret = BadLength;
+		    goto done;
+		}
+	    }
+	}
+    }
+done:
+    if (numDesc != NULL && numDesc != numDescBuf) Xfree (numDesc);
+    return ret;
+}
+
+static Status
+_XkbReadKeyBehaviors(XkbReadBufferPtr buf,XkbDescPtr xkb,xkbGetMapReply *rep)
+{
+register int i;
+xkbBehaviorWireDesc	*wire;
+
+    if ( rep->totalKeyBehaviors>0 ) {
+	if ( xkb->server->behaviors == NULL ) {
+	    int size = xkb->max_key_code+1;
+	    xkb->server->behaviors = _XkbTypedCalloc(size,XkbBehavior);
+	    if (xkb->server->behaviors==NULL)
+		return BadAlloc;
+	}
+	else {
+	    bzero(&xkb->server->behaviors[rep->firstKeyBehavior],
+	    		(rep->nKeyBehaviors*sizeof(XkbBehavior)));
+	}
+	for (i=0;i<rep->totalKeyBehaviors;i++) {
+	    wire= (xkbBehaviorWireDesc *)_XkbGetReadBufferPtr(buf,
+						SIZEOF(xkbBehaviorWireDesc));
+	    if (wire==NULL)
+		return BadLength;
+	    xkb->server->behaviors[wire->key].type= wire->type;
+	    xkb->server->behaviors[wire->key].data= wire->data;
+	}
+    }
+    return Success;
+}
+
+static Status
+_XkbReadVirtualMods(XkbReadBufferPtr buf,XkbDescPtr xkb,xkbGetMapReply *rep)
+{
+    if ( rep->virtualMods ) {
+	register int i,bit,nVMods;
+	register char *data;
+
+	for (i=nVMods=0,bit=1;i<XkbNumVirtualMods;i++,bit<<=1) {
+	    if (rep->virtualMods&bit)
+		nVMods++;
+	}
+	data= _XkbGetReadBufferPtr(buf,XkbPaddedSize(nVMods));
+	if (data==NULL)
+	    return BadLength;
+	for (i=0,bit=1;(i<XkbNumVirtualMods)&&(nVMods>0);i++,bit<<=1) {
+	    if (rep->virtualMods&bit) {
+		xkb->server->vmods[i]= *data++;
+		nVMods--;
+	    }
+	}
+    }
+    return Success;
+}
+
+static Status
+_XkbReadExplicitComponents(	XkbReadBufferPtr	buf,
+				XkbDescPtr 		xkb,
+				xkbGetMapReply *	rep)
+{
+register int i;
+unsigned char *wire;
+
+    if ( rep->totalKeyExplicit>0 ) {
+	if ( xkb->server->explicit == NULL ) {
+	    int size = xkb->max_key_code+1;
+	    xkb->server->explicit = _XkbTypedCalloc(size,unsigned char);
+	    if (xkb->server->explicit==NULL)
+		return BadAlloc;
+	}
+	else {
+	    bzero(&xkb->server->explicit[rep->firstKeyExplicit],
+	    						rep->nKeyExplicit);
+	}
+	i= XkbPaddedSize(2*rep->totalKeyExplicit);
+	wire=(unsigned char *)_XkbGetReadBufferPtr(buf,i);
+	if (!wire)
+	    return BadLength;
+	for (i=0;i<rep->totalKeyExplicit;i++,wire+=2) {
+	    xkb->server->explicit[wire[0]]= wire[1];
+	}
+    }
+    return Success;
+}
+
+static Status
+_XkbReadModifierMap(XkbReadBufferPtr buf,XkbDescPtr xkb,xkbGetMapReply *rep)
+{
+register int i;
+unsigned char *wire;
+
+    if ( rep->totalModMapKeys>0 ) {
+	if ((xkb->map->modmap==NULL)&&
+	    (XkbAllocClientMap(xkb,XkbModifierMapMask,0)!=Success)) {
+	    return BadAlloc;
+	}
+	else {
+	    bzero(&xkb->map->modmap[rep->firstModMapKey],rep->nModMapKeys);
+	}
+	i= XkbPaddedSize(2*rep->totalModMapKeys);
+	wire=(unsigned char *)_XkbGetReadBufferPtr(buf,i);
+	if (!wire)
+	    return BadLength;
+	for (i=0;i<rep->totalModMapKeys;i++,wire+=2) {
+	    xkb->map->modmap[wire[0]]= wire[1];
+	}
+    }
+    return Success;
+}
+
+static Status
+_XkbReadVirtualModMap(XkbReadBufferPtr buf,XkbDescPtr xkb,xkbGetMapReply *rep)
+{
+register int 		i;
+xkbVModMapWireDesc *	wire;
+XkbServerMapPtr		srv;
+
+    if ( rep->totalVModMapKeys>0 ) {
+	if (((xkb->server==NULL)||(xkb->server->vmodmap==NULL))&&
+	    (XkbAllocServerMap(xkb,XkbVirtualModMapMask,0)!=Success)) {
+	    return BadAlloc;
+	}
+	else {
+	    srv= xkb->server;
+	    if (rep->nVModMapKeys > rep->firstVModMapKey)
+		bzero((char *)&srv->vmodmap[rep->firstVModMapKey],
+		      (rep->nVModMapKeys - rep->firstVModMapKey) *
+		      sizeof(unsigned short));
+	}
+	srv= xkb->server;
+	i= rep->totalVModMapKeys*SIZEOF(xkbVModMapWireDesc);
+	wire=(xkbVModMapWireDesc *)_XkbGetReadBufferPtr(buf,i);
+	if (!wire)
+	    return BadLength;
+	for (i=0;i<rep->totalVModMapKeys;i++,wire++) {
+	    if ((wire->key>=xkb->min_key_code)&&(wire->key<=xkb->max_key_code))
+		srv->vmodmap[wire->key]= wire->vmods;
+	}
+    }
+    return Success;
+}
+
+static xkbGetMapReq *
+_XkbGetGetMapReq(Display *dpy,XkbDescPtr xkb)
+{
+xkbGetMapReq *req;
+
+    GetReq(kbGetMap, req);
+    req->reqType = dpy->xkb_info->codes->major_opcode;
+    req->xkbReqType = X_kbGetMap;
+    req->deviceSpec = xkb->device_spec;
+    req->full = req->partial = 0;
+    req->firstType = req->nTypes = 0;
+    req->firstKeySym = req->nKeySyms = 0;
+    req->firstKeyAct = req->nKeyActs = 0;
+    req->firstKeyBehavior = req->nKeyBehaviors = 0;
+    req->virtualMods = 0;
+    req->firstKeyExplicit = req->nKeyExplicit = 0;
+    req->firstModMapKey = req->nModMapKeys = 0;
+    req->firstVModMapKey = req->nVModMapKeys = 0;
+    return req;
+}
+
+Status
+_XkbReadGetMapReply(	Display *	dpy,
+			xkbGetMapReply *rep,
+			XkbDescPtr	xkb,
+			int *		nread_rtrn)
+{
+int		extraData;
+unsigned	mask;
+
+    if ( xkb->device_spec == XkbUseCoreKbd )
+	xkb->device_spec= rep->deviceID;
+    xkb->min_key_code = rep->minKeyCode;
+    xkb->max_key_code = rep->maxKeyCode;
+
+    if (!xkb->map) {
+	mask= rep->present&XkbAllClientInfoMask;
+	if (mask&&(XkbAllocClientMap(xkb,mask,rep->nTypes)!=Success))
+	    return BadAlloc;
+    }
+    if (!xkb->server) {
+	mask= rep->present&XkbAllServerInfoMask;
+	if (mask&&(XkbAllocServerMap(xkb,mask,rep->totalActs)!=Success))
+	    return BadAlloc;
+    }
+    extraData= (int)(rep->length*4);
+    extraData-= (SIZEOF(xkbGetMapReply)-SIZEOF(xGenericReply));
+    if (rep->length) {
+	XkbReadBufferRec	buf;
+	int			left;
+	if (_XkbInitReadBuffer(dpy,&buf,extraData)) {
+	    Status status= Success;
+	    if (nread_rtrn!=NULL)
+		*nread_rtrn= extraData;
+	    if (status==Success)
+		status= _XkbReadKeyTypes(&buf,xkb,rep);
+	    if (status==Success)
+		status= _XkbReadKeySyms(&buf,xkb,rep);
+	    if (status==Success)
+		status= _XkbReadKeyActions(&buf,xkb,rep);
+	    if (status==Success)
+		status= _XkbReadKeyBehaviors(&buf,xkb,rep);
+	    if (status==Success)
+		status= _XkbReadVirtualMods(&buf,xkb,rep);
+	    if (status==Success)
+		status= _XkbReadExplicitComponents(&buf,xkb,rep);
+	    if (status==Success)
+		status= _XkbReadModifierMap(&buf,xkb,rep);
+	    if (status==Success)
+		status= _XkbReadVirtualModMap(&buf,xkb,rep);
+	    left= _XkbFreeReadBuffer(&buf);
+	    if (status!=Success)		return status;
+	    else if ( left || buf.error )	return BadLength;
+	}
+	else return BadAlloc;
+    }
+    return Success;
+}
+
+static Status
+_XkbHandleGetMapReply(Display *dpy,XkbDescPtr xkb)
+{
+xkbGetMapReply	rep;
+
+    if (!_XReply(dpy, (xReply *)&rep,
+    		 ( (SIZEOF(xkbGetMapReply)-SIZEOF(xGenericReply)) >> 2 ),
+		 xFalse)) {
+	return BadImplementation;
+    }
+    return _XkbReadGetMapReply(dpy,&rep,xkb,NULL);
+}
+
+Status
+XkbGetUpdatedMap(Display *dpy,unsigned which,XkbDescPtr xkb)
+{
+    if ((dpy->flags & XlibDisplayNoXkb) ||
+	(!dpy->xkb_info && !XkbUseExtension(dpy,NULL,NULL)))
+	return BadAccess;
+    if (which) {
+	register xkbGetMapReq *req;
+	Status status;
+
+	LockDisplay(dpy);
+
+	req = _XkbGetGetMapReq(dpy, xkb);
+	req->full = which;
+	status= _XkbHandleGetMapReply(dpy, xkb);
+
+	UnlockDisplay(dpy);
+	SyncHandle();
+	return status;
+    }
+    return Success;
+}
+
+XkbDescPtr
+XkbGetMap(Display *dpy,unsigned which,unsigned deviceSpec)
+{
+XkbDescPtr xkb;
+
+    xkb = _XkbTypedCalloc(1,XkbDescRec);
+    if (xkb) {
+	xkb->device_spec = deviceSpec;
+	xkb->map = _XkbTypedCalloc(1,XkbClientMapRec);
+	if ((xkb->map==NULL)||
+	    ((which)&&(XkbGetUpdatedMap(dpy,which,xkb)!=Success))) {
+	    if (xkb->map) {
+		Xfree(xkb->map);
+		xkb->map= NULL;
+	    }
+	    Xfree(xkb);
+	    return NULL;
+	}
+	xkb->dpy= dpy;
+    }
+    return xkb;
+}
+
+Status
+XkbGetKeyTypes(Display *dpy,unsigned first,unsigned num,XkbDescPtr xkb)
+{
+    register xkbGetMapReq *req;
+    Status status;
+
+    if ((dpy->flags & XlibDisplayNoXkb) ||
+	(!dpy->xkb_info && !XkbUseExtension(dpy,NULL,NULL)))
+	return BadAccess;
+    if ((num<1)||(num>XkbMaxKeyTypes))
+	return BadValue;
+
+    LockDisplay(dpy);
+
+    req = _XkbGetGetMapReq(dpy, xkb);
+    req->firstType = first;
+    req->nTypes = num;
+    status= _XkbHandleGetMapReply(dpy, xkb);
+
+    UnlockDisplay(dpy);
+    SyncHandle();
+    return status;
+}
+
+Status
+XkbGetKeyActions(Display *dpy,unsigned first,unsigned num,XkbDescPtr xkb)
+{
+    register xkbGetMapReq *req;
+    Status status;
+
+    if ((dpy->flags & XlibDisplayNoXkb) ||
+	(!dpy->xkb_info && !XkbUseExtension(dpy,NULL,NULL)))
+	return BadAccess;
+
+    if ((num<1)||(num>XkbMaxKeyCount))
+	return BadValue;
+
+    LockDisplay(dpy);
+
+    req = _XkbGetGetMapReq(dpy, xkb);
+    req->firstKeyAct = first;
+    req->nKeyActs = num;
+    status= _XkbHandleGetMapReply(dpy, xkb);
+
+    UnlockDisplay(dpy);
+    SyncHandle();
+    return status;
+}
+
+Status
+XkbGetKeySyms(Display *dpy,unsigned first,unsigned num,XkbDescPtr xkb)
+{
+    register xkbGetMapReq *req;
+    Status status;
+
+    if ((dpy->flags & XlibDisplayNoXkb) ||
+	(!dpy->xkb_info && !XkbUseExtension(dpy,NULL,NULL)))
+	return BadAccess;
+
+    if ((num<1)||(num>XkbMaxKeyCount))
+	return BadValue;
+
+    LockDisplay(dpy);
+
+    req = _XkbGetGetMapReq(dpy, xkb);
+    req->firstKeySym = first;
+    req->nKeySyms = num;
+    status= _XkbHandleGetMapReply(dpy, xkb);
+
+    UnlockDisplay(dpy);
+    SyncHandle();
+
+    return status;
+}
+
+Status
+XkbGetKeyBehaviors(Display *dpy,unsigned first,unsigned num,XkbDescPtr xkb)
+{
+    register xkbGetMapReq *req;
+    Status status;
+
+    if ((dpy->flags & XlibDisplayNoXkb) ||
+	(!dpy->xkb_info && !XkbUseExtension(dpy,NULL,NULL)))
+	return BadAccess;
+
+    if ((num<1)||(num>XkbMaxKeyCount))
+	return BadValue;
+
+    LockDisplay(dpy);
+
+    req = _XkbGetGetMapReq(dpy, xkb);
+    req->firstKeyBehavior = first;
+    req->nKeyBehaviors = num;
+    status= _XkbHandleGetMapReply(dpy, xkb);
+
+    UnlockDisplay(dpy);
+    SyncHandle();
+    return status;
+}
+
+Status
+XkbGetVirtualMods(Display *dpy,unsigned which,XkbDescPtr xkb)
+{
+    register xkbGetMapReq *req;
+    Status status;
+
+    if ((dpy->flags & XlibDisplayNoXkb) ||
+	(!dpy->xkb_info && !XkbUseExtension(dpy,NULL,NULL)))
+	return BadAccess;
+
+    LockDisplay(dpy);
+
+    req = _XkbGetGetMapReq(dpy, xkb);
+    req->virtualMods = which;
+    status= _XkbHandleGetMapReply(dpy, xkb);
+
+    UnlockDisplay(dpy);
+    SyncHandle();
+    return status;
+}
+
+Status
+XkbGetKeyExplicitComponents(	Display *	dpy,
+				unsigned	first,
+				unsigned 	num,
+				XkbDescPtr	xkb)
+{
+    register xkbGetMapReq *req;
+    Status status;
+
+    if ((dpy->flags & XlibDisplayNoXkb) ||
+	(!dpy->xkb_info && !XkbUseExtension(dpy,NULL,NULL)))
+	return BadAccess;
+
+    if ((num<1)||(num>XkbMaxKeyCount))
+	return BadValue;
+
+    LockDisplay(dpy);
+
+    req = _XkbGetGetMapReq(dpy, xkb);
+    req->firstKeyExplicit = first;
+    req->nKeyExplicit = num;
+    if ((xkb!=NULL) && (xkb->server!=NULL) && (xkb->server->explicit!=NULL)) {
+	if ((num>0)&&(first>=xkb->min_key_code)&&(first+num<=xkb->max_key_code))
+	    bzero(&xkb->server->explicit[first],num);
+    }
+    if (xkb)
+        status= _XkbHandleGetMapReply(dpy, xkb);
+    else
+        status = BadMatch;
+
+    UnlockDisplay(dpy);
+    SyncHandle();
+    return status;
+}
+
+Status
+XkbGetKeyModifierMap(Display *dpy,unsigned first,unsigned num,XkbDescPtr xkb)
+{
+    register xkbGetMapReq *req;
+    Status status;
+
+    if ((dpy->flags & XlibDisplayNoXkb) ||
+	(!dpy->xkb_info && !XkbUseExtension(dpy,NULL,NULL)))
+	return BadAccess;
+
+    if ((num<1)||(num>XkbMaxKeyCount))
+	return BadValue;
+
+    LockDisplay(dpy);
+
+    req = _XkbGetGetMapReq(dpy, xkb);
+    req->firstModMapKey = first;
+    req->nModMapKeys = num;
+    if ((xkb!=NULL) && (xkb->map!=NULL) && (xkb->map->modmap!=NULL)) {
+	if ((num>0)&&(first>=xkb->min_key_code)&&(first+num<=xkb->max_key_code))
+	    bzero(&xkb->map->modmap[first],num);
+    }
+    if (xkb)
+        status= _XkbHandleGetMapReply(dpy, xkb);
+    else
+        status = BadMatch;
+
+    UnlockDisplay(dpy);
+    SyncHandle();
+    return status;
+}
+
+Status
+XkbGetKeyVirtualModMap(Display *dpy,unsigned first,unsigned num,XkbDescPtr xkb)
+{
+    register xkbGetMapReq *req;
+    Status status;
+
+    if ((dpy->flags & XlibDisplayNoXkb) ||
+	(!dpy->xkb_info && !XkbUseExtension(dpy,NULL,NULL)))
+	return BadAccess;
+
+    if ((num<1)||(num>XkbMaxKeyCount))
+	return BadValue;
+
+    LockDisplay(dpy);
+
+    req = _XkbGetGetMapReq(dpy, xkb);
+    req->firstVModMapKey = first;
+    req->nVModMapKeys = num;
+    if ((xkb!=NULL) && (xkb->map!=NULL) && (xkb->map->modmap!=NULL)) {
+	if ((num>0)&&(first>=xkb->min_key_code)&&(first+num<=xkb->max_key_code))
+	    bzero(&xkb->server->vmodmap[first],num*sizeof(unsigned short));
+    }
+
+    if (xkb)
+        status= _XkbHandleGetMapReply(dpy, xkb);
+    else
+        status = BadMatch;
+
+    UnlockDisplay(dpy);
+    SyncHandle();
+    return status;
+}
+
+Status
+XkbGetMapChanges(Display *dpy,XkbDescPtr xkb,XkbMapChangesPtr changes)
+{
+    xkbGetMapReq *req;
+
+    if ((dpy->flags & XlibDisplayNoXkb) ||
+	(!dpy->xkb_info && !XkbUseExtension(dpy,NULL,NULL)))
+	return BadAccess;
+    LockDisplay(dpy);
+    if (changes->changed) {
+	Status status= Success;
+	req = _XkbGetGetMapReq(dpy, xkb);
+	req->full = 0;
+	req->partial = changes->changed;
+	req->firstType = changes->first_type;
+	req->nTypes = changes->num_types;
+	req->firstKeySym = changes->first_key_sym;
+	req->nKeySyms = changes->num_key_syms;
+	req->firstKeyAct = changes->first_key_act;
+	req->nKeyActs = changes->num_key_acts;
+	req->firstKeyBehavior = changes->first_key_behavior;
+	req->nKeyBehaviors = changes->num_key_behaviors;
+	req->virtualMods = changes->vmods;
+	req->firstKeyExplicit = changes->first_key_explicit;
+	req->nKeyExplicit = changes->num_key_explicit;
+	req->firstModMapKey = changes->first_modmap_key;
+	req->nModMapKeys = changes->num_modmap_keys;
+	req->firstVModMapKey = changes->first_vmodmap_key;
+	req->nVModMapKeys = changes->num_vmodmap_keys;
+	status= _XkbHandleGetMapReply(dpy, xkb);
+	UnlockDisplay(dpy);
+	SyncHandle();
+	return status;
+    }
+    UnlockDisplay(dpy);
+    return Success;
+}
+