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xkb.c

/* $Xorg: xkb.c,v 1.3 2000/08/17 19:53:46 cpqbld Exp $ */
/************************************************************
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.

********************************************************/
/* $XFree86: xc/programs/Xserver/xkb/xkb.c,v 3.22tsi Exp $ */

#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif

#include <stdio.h>
#include <X11/X.h>
#define     NEED_EVENTS
#define     NEED_REPLIES
#include <X11/Xproto.h>
#include "misc.h"
#include "inputstr.h"
#define     XKBSRV_NEED_FILE_FUNCS
#include <X11/extensions/XKBsrv.h>
#include "extnsionst.h"
#include "xkb.h"

#include <X11/extensions/XI.h>

      int   XkbEventBase;
      int   XkbErrorBase;
      int   XkbReqCode;
      int   XkbKeyboardErrorCode;
Atom  xkbONE_LEVEL;
Atom  xkbTWO_LEVEL;
Atom  xkbKEYPAD;
CARD32      xkbDebugFlags = 0;
CARD32      xkbDebugCtrls = 0;

#ifndef XKB_SRV_UNSUPPORTED_XI_FEATURES
#define     XKB_SRV_UNSUPPORTED_XI_FEATURES     XkbXI_KeyboardsMask
#endif

unsigned XkbXIUnsupported= XKB_SRV_UNSUPPORTED_XI_FEATURES;

RESTYPE     RT_XKBCLIENT;

/***====================================================================***/

#define     CHK_DEVICE(d,sp,lf) {\
    int why;\
    d = (DeviceIntPtr)lf((sp),&why);\
    if  (!dev) {\
      client->errorValue = _XkbErrCode2(why,(sp));\
      return XkbKeyboardErrorCode;\
    }\
}

#define     CHK_KBD_DEVICE(d,sp)    CHK_DEVICE(d,sp,_XkbLookupKeyboard)
#define     CHK_LED_DEVICE(d,sp)    CHK_DEVICE(d,sp,_XkbLookupLedDevice)
#define     CHK_BELL_DEVICE(d,sp)   CHK_DEVICE(d,sp,_XkbLookupBellDevice)
#define     CHK_ANY_DEVICE(d,sp)    CHK_DEVICE(d,sp,_XkbLookupAnyDevice)

#define     CHK_ATOM_ONLY2(a,ev,er) {\
      if (((a)==None)||(!ValidAtom((a)))) {\
          (ev)= (XID)(a);\
          return er;\
      }\
}
#define     CHK_ATOM_ONLY(a) \
      CHK_ATOM_ONLY2(a,client->errorValue,BadAtom)

#define     CHK_ATOM_OR_NONE3(a,ev,er,ret) {\
      if (((a)!=None)&&(!ValidAtom((a)))) {\
          (ev)= (XID)(a);\
          (er)= BadAtom;\
          return ret;\
      }\
}
#define     CHK_ATOM_OR_NONE2(a,ev,er) {\
      if (((a)!=None)&&(!ValidAtom((a)))) {\
          (ev)= (XID)(a);\
          return er;\
      }\
}
#define     CHK_ATOM_OR_NONE(a) \
      CHK_ATOM_OR_NONE2(a,client->errorValue,BadAtom)

#define     CHK_MASK_LEGAL3(err,mask,legal,ev,er,ret) {\
      if ((mask)&(~(legal))) { \
          (ev)= _XkbErrCode2((err),((mask)&(~(legal))));\
          (er)= BadValue;\
          return ret;\
      }\
}
#define     CHK_MASK_LEGAL2(err,mask,legal,ev,er)     {\
      if ((mask)&(~(legal))) { \
          (ev)= _XkbErrCode2((err),((mask)&(~(legal))));\
          return er;\
      }\
}
#define     CHK_MASK_LEGAL(err,mask,legal) \
      CHK_MASK_LEGAL2(err,mask,legal,client->errorValue,BadValue)

#define     CHK_MASK_MATCH(err,affect,value) {\
      if ((value)&(~(affect))) { \
          client->errorValue= _XkbErrCode2((err),((value)&(~(affect))));\
          return BadMatch;\
      }\
}
#define     CHK_MASK_OVERLAP(err,m1,m2) {\
      if ((m1)&(m2)) { \
          client->errorValue= _XkbErrCode2((err),((m1)&(m2)));\
          return BadMatch;\
      }\
}
#define     CHK_KEY_RANGE2(err,first,num,x,ev,er) {\
      if (((unsigned)(first)+(num)-1)>(x)->max_key_code) {\
          (ev)=_XkbErrCode4(err,(first),(num),(x)->max_key_code);\
          return er;\
      }\
      else if ( (first)<(x)->min_key_code ) {\
          (ev)=_XkbErrCode3(err+1,(first),xkb->min_key_code);\
          return er;\
      }\
}
#define     CHK_KEY_RANGE(err,first,num,x)  \
      CHK_KEY_RANGE2(err,first,num,x,client->errorValue,BadValue)

#define     CHK_REQ_KEY_RANGE2(err,first,num,r,ev,er) {\
      if (((unsigned)(first)+(num)-1)>(r)->maxKeyCode) {\
          (ev)=_XkbErrCode4(err,(first),(num),(r)->maxKeyCode);\
          return er;\
      }\
      else if ( (first)<(r)->minKeyCode ) {\
          (ev)=_XkbErrCode3(err+1,(first),(r)->minKeyCode);\
          return er;\
      }\
}
#define     CHK_REQ_KEY_RANGE(err,first,num,r)  \
      CHK_REQ_KEY_RANGE2(err,first,num,r,client->errorValue,BadValue)

/***====================================================================***/

int
ProcXkbUseExtension(ClientPtr client)
{
    REQUEST(xkbUseExtensionReq);
    xkbUseExtensionReply      rep;
    register int n;
    int     supported;

    REQUEST_SIZE_MATCH(xkbUseExtensionReq);
    if (stuff->wantedMajor != XkbMajorVersion) {
      /* pre-release version 0.65 is compatible with 1.00 */
      supported= ((XkbMajorVersion==1)&&
                (stuff->wantedMajor==0)&&(stuff->wantedMinor==65));
    }
    else supported = 1;

#ifdef XKB_SWAPPING_BUSTED
    if (client->swapped)
      supported= 0;
#endif

    if ((supported) && (!(client->xkbClientFlags&_XkbClientInitialized))) {
      client->xkbClientFlags= _XkbClientInitialized;
      client->vMajor= stuff->wantedMajor;
      client->vMinor= stuff->wantedMinor;
    }
    else if (xkbDebugFlags&0x1) {
      ErrorF("Rejecting client %d (0x%lx) (wants %d.%02d, have %d.%02d)\n",
                              client->index,
                              (long)client->clientAsMask,
                              stuff->wantedMajor,stuff->wantedMinor,
                              XkbMajorVersion,XkbMinorVersion);
    }
    rep.type = X_Reply;
    rep.supported = supported;
    rep.length = 0;
    rep.sequenceNumber = client->sequence;
    rep.serverMajor = XkbMajorVersion;
    rep.serverMinor = XkbMinorVersion;
    if ( client->swapped ) {
      swaps(&rep.sequenceNumber, n);
      swaps(&rep.serverMajor, n);
      swaps(&rep.serverMinor, n);
    }
    WriteToClient(client,SIZEOF(xkbUseExtensionReply), (char *)&rep);
    return client->noClientException;
}

/***====================================================================***/

int
ProcXkbSelectEvents(ClientPtr client)
{
    unsigned            legal;
    DeviceIntPtr  dev;
    XkbInterestPtr      masks;
    REQUEST(xkbSelectEventsReq);

    REQUEST_AT_LEAST_SIZE(xkbSelectEventsReq);

    if (!(client->xkbClientFlags&_XkbClientInitialized))
      return BadAccess;

    CHK_ANY_DEVICE(dev,stuff->deviceSpec);

    if (((stuff->affectWhich&XkbMapNotifyMask)!=0)&&(stuff->affectMap)) {
      client->mapNotifyMask&= ~stuff->affectMap;
      client->mapNotifyMask|= (stuff->affectMap&stuff->map);
    }
    if ((stuff->affectWhich&(~XkbMapNotifyMask))==0) 
      return client->noClientException;

    masks = XkbFindClientResource((DevicePtr)dev,client);
    if (!masks){
      XID id = FakeClientID(client->index);
      AddResource(id,RT_XKBCLIENT,dev);
      masks= XkbAddClientResource((DevicePtr)dev,client,id);
    }
    if (masks) {
      union {
          CARD8   *c8;
          CARD16  *c16;
          CARD32  *c32;
      } from,to;
      register unsigned bit,ndx,maskLeft,dataLeft,size;

      from.c8= (CARD8 *)&stuff[1];
      dataLeft= (stuff->length*4)-SIZEOF(xkbSelectEventsReq);
      maskLeft= (stuff->affectWhich&(~XkbMapNotifyMask));
      for (ndx=0,bit=1; (maskLeft!=0); ndx++, bit<<=1) {
          if ((bit&maskLeft)==0)
            continue;
          maskLeft&= ~bit;
          switch (ndx) {
            case XkbNewKeyboardNotify:
                to.c16= &client->newKeyboardNotifyMask;
                legal= XkbAllNewKeyboardEventsMask;
                size= 2;
                break;
            case XkbStateNotify:
                to.c16= &masks->stateNotifyMask;
                legal= XkbAllStateEventsMask;
                size= 2;
                break;
            case XkbControlsNotify:
                to.c32= &masks->ctrlsNotifyMask;
                legal= XkbAllControlEventsMask;
                size= 4;
                break;
            case XkbIndicatorStateNotify:
                to.c32= &masks->iStateNotifyMask;
                legal= XkbAllIndicatorEventsMask;
                size= 4;
                break;
            case XkbIndicatorMapNotify:
                to.c32= &masks->iMapNotifyMask;
                legal= XkbAllIndicatorEventsMask;
                size= 4;
                break;
            case XkbNamesNotify:
                to.c16= &masks->namesNotifyMask;
                legal= XkbAllNameEventsMask;
                size= 2;
                break;
            case XkbCompatMapNotify:
                to.c8= &masks->compatNotifyMask;
                legal= XkbAllCompatMapEventsMask;
                size= 1;
                break;
            case XkbBellNotify:
                to.c8= &masks->bellNotifyMask;
                legal= XkbAllBellEventsMask;
                size= 1;
                break;
            case XkbActionMessage:
                to.c8= &masks->actionMessageMask;
                legal= XkbAllActionMessagesMask;
                size= 1;
                break;
            case XkbAccessXNotify:
                to.c16= &masks->accessXNotifyMask;
                legal= XkbAllAccessXEventsMask;
                size= 2;
                break;
            case XkbExtensionDeviceNotify:
                to.c16= &masks->extDevNotifyMask;
                legal= XkbAllExtensionDeviceEventsMask;
                size= 2;
                break;
            default:
                client->errorValue = _XkbErrCode2(33,bit);
                return BadValue;
          }

          if (stuff->clear&bit) {
            if (size==2)            to.c16[0]= 0;
            else if (size==4) to.c32[0]= 0;
            else              to.c8[0]=  0;
          }
          else if (stuff->selectAll&bit) {
            if (size==2)            to.c16[0]= ~0;
            else if (size==4) to.c32[0]= ~0;
            else              to.c8[0]=  ~0;
          }
          else {
            if (dataLeft<(size*2))
                return BadLength;
            if (size==2) {
                CHK_MASK_MATCH(ndx,from.c16[0],from.c16[1]);
                CHK_MASK_LEGAL(ndx,from.c16[0],legal);
                to.c16[0]&= ~from.c16[0];
                to.c16[0]|= (from.c16[0]&from.c16[1]);
            }
            else if (size==4) {
                CHK_MASK_MATCH(ndx,from.c32[0],from.c32[1]);
                CHK_MASK_LEGAL(ndx,from.c32[0],legal);
                to.c32[0]&= ~from.c32[0];
                to.c32[0]|= (from.c32[0]&from.c32[1]);
            }
            else  {
                CHK_MASK_MATCH(ndx,from.c8[0],from.c8[1]);
                CHK_MASK_LEGAL(ndx,from.c8[0],legal);
                to.c8[0]&= ~from.c8[0];
                to.c8[0]|= (from.c8[0]&from.c8[1]);
                size= 2;
            }
            from.c8+= (size*2);
            dataLeft-= (size*2);
          }
      }
      if (dataLeft>2) {
          ErrorF("Extra data (%d bytes) after SelectEvents\n",dataLeft);
          return BadLength;
      }
      return client->noClientException;
    }
    return BadAlloc;
}

/***====================================================================***/

int
ProcXkbBell(ClientPtr client)
{
    REQUEST(xkbBellReq);
    DeviceIntPtr dev;
    WindowPtr      pWin;
    int base;
    int newPercent,oldPitch,oldDuration;
    pointer ctrl;

    REQUEST_SIZE_MATCH(xkbBellReq);

    if (!(client->xkbClientFlags&_XkbClientInitialized))
      return BadAccess;

    CHK_BELL_DEVICE(dev,stuff->deviceSpec);
    CHK_ATOM_OR_NONE(stuff->name);

    if ((stuff->forceSound)&&(stuff->eventOnly)) {
      client->errorValue=_XkbErrCode3(0x1,stuff->forceSound,stuff->eventOnly);
      return BadMatch;
    }
    if (stuff->percent < -100 || stuff->percent > 100) {
      client->errorValue = _XkbErrCode2(0x2,stuff->percent);
      return BadValue;
    }
    if (stuff->duration<-1) {
      client->errorValue = _XkbErrCode2(0x3,stuff->duration);
      return BadValue;
    }
    if (stuff->pitch<-1) {
      client->errorValue = _XkbErrCode2(0x4,stuff->pitch);
      return BadValue;
    }

    if (stuff->bellClass == XkbDfltXIClass) {
      if (dev->kbdfeed!=NULL)
           stuff->bellClass= KbdFeedbackClass;
      else stuff->bellClass= BellFeedbackClass;
    }
    if (stuff->bellClass == KbdFeedbackClass) {
      KbdFeedbackPtr    k;
      if (stuff->bellID==XkbDfltXIId) 
          k= dev->kbdfeed;
      else {
          for (k=dev->kbdfeed; k; k=k->next) {
            if (k->ctrl.id == stuff->bellID)
                break;
          }
      }
      if (!k) {
          client->errorValue= _XkbErrCode2(0x5,stuff->bellID);
          return BadValue;
      }
      base = k->ctrl.bell;
      ctrl = (pointer) &(k->ctrl);
      oldPitch= k->ctrl.bell_pitch;
      oldDuration= k->ctrl.bell_duration;
      if (stuff->pitch!=0) {
          if (stuff->pitch==-1)
             k->ctrl.bell_pitch= defaultKeyboardControl.bell_pitch;
          else k->ctrl.bell_pitch= stuff->pitch;
      }
      if (stuff->duration!=0) {
          if (stuff->duration==-1)
             k->ctrl.bell_duration= defaultKeyboardControl.bell_duration;
          else k->ctrl.bell_duration= stuff->duration;
      }
    }
    else if (stuff->bellClass == BellFeedbackClass) {
      BellFeedbackPtr   b;
      if (stuff->bellID==XkbDfltXIId)
          b= dev->bell;
      else {
          for (b=dev->bell; b; b=b->next) {
            if (b->ctrl.id == stuff->bellID)
                break;
          }
      }
      if (!b) {
          client->errorValue = _XkbErrCode2(0x6,stuff->bellID);
          return BadValue;
      }
      base = b->ctrl.percent;
      ctrl = (pointer) &(b->ctrl);
      oldPitch= b->ctrl.pitch;
      oldDuration= b->ctrl.duration;
      if (stuff->pitch!=0) {
          if (stuff->pitch==-1)
             b->ctrl.pitch= defaultKeyboardControl.bell_pitch;
          else b->ctrl.pitch= stuff->pitch;
      }
      if (stuff->duration!=0) {
          if (stuff->duration==-1)
             b->ctrl.duration= defaultKeyboardControl.bell_duration;
          else b->ctrl.duration= stuff->duration;
      }
    }
    else {
      client->errorValue = _XkbErrCode2(0x7,stuff->bellClass);;
      return BadValue;
    }
    if (stuff->window!=None) {
      pWin= (WindowPtr)LookupIDByType(stuff->window,RT_WINDOW);
      if (pWin==NULL) {
          client->errorValue= stuff->window;
          return BadValue;
      }
    }
    else pWin= NULL;

    newPercent= (base*stuff->percent)/100;
    if (stuff->percent < 0)
         newPercent= base+newPercent;
    else newPercent= base-newPercent+stuff->percent;
    XkbHandleBell(stuff->forceSound, stuff->eventOnly,
                        dev, newPercent, ctrl, stuff->bellClass, 
                        stuff->name, pWin, client);
    if ((stuff->pitch!=0)||(stuff->duration!=0)) {
      if (stuff->bellClass == KbdFeedbackClass) {
          KbdFeedbackPtr      k;
          k= (KbdFeedbackPtr)ctrl;
          if (stuff->pitch!=0)
            k->ctrl.bell_pitch= oldPitch;
          if (stuff->duration!=0)
            k->ctrl.bell_duration= oldDuration;
      }
      else {
          BellFeedbackPtr     b;
          b= (BellFeedbackPtr)ctrl;
          if (stuff->pitch!=0)
            b->ctrl.pitch= oldPitch;
          if (stuff->duration!=0)
            b->ctrl.duration= oldDuration;
      }
    }
    return Success;
}

/***====================================================================***/

int
ProcXkbGetState(ClientPtr client)
{
    REQUEST(xkbGetStateReq);
    DeviceIntPtr  dev;
    xkbGetStateReply     rep;
    XkbStateRec         *xkb;

    REQUEST_SIZE_MATCH(xkbGetStateReq);

    if (!(client->xkbClientFlags&_XkbClientInitialized))
      return BadAccess;

    CHK_KBD_DEVICE(dev,stuff->deviceSpec);

    xkb= &dev->key->xkbInfo->state;
    bzero(&rep,sizeof(xkbGetStateReply));
    rep.type= X_Reply;
    rep.sequenceNumber= client->sequence;
    rep.length = 0;
    rep.deviceID = dev->id;
    rep.mods = dev->key->state&0xff;
    rep.baseMods = xkb->base_mods;
    rep.lockedMods = xkb->locked_mods;
    rep.latchedMods = xkb->latched_mods;
    rep.group = xkb->group;
    rep.baseGroup = xkb->base_group;
    rep.latchedGroup = xkb->latched_group;
    rep.lockedGroup = xkb->locked_group;
    rep.compatState = xkb->compat_state;
    rep.ptrBtnState = xkb->ptr_buttons;
    if (client->swapped) {
      register int n;
      swaps(&rep.sequenceNumber,n);
      swaps(&rep.ptrBtnState,n);
    }
    WriteToClient(client, SIZEOF(xkbGetStateReply), (char *)&rep);
    return client->noClientException;
}

/***====================================================================***/

int
ProcXkbLatchLockState(ClientPtr client)
{
    int status;
    DeviceIntPtr dev;
    XkbStateRec   oldState,*newState;
    CARD16 changed;

    REQUEST(xkbLatchLockStateReq);
    REQUEST_SIZE_MATCH(xkbLatchLockStateReq);

    if (!(client->xkbClientFlags&_XkbClientInitialized))
      return BadAccess;

    CHK_KBD_DEVICE(dev,stuff->deviceSpec);
    CHK_MASK_MATCH(0x01,stuff->affectModLocks,stuff->modLocks);
    CHK_MASK_MATCH(0x01,stuff->affectModLatches,stuff->modLatches);

    status = Success;
    oldState= dev->key->xkbInfo->state;
    newState= &dev->key->xkbInfo->state;
    if ( stuff->affectModLocks ) {
      newState->locked_mods&= ~stuff->affectModLocks;
      newState->locked_mods|= (stuff->affectModLocks&stuff->modLocks);
    }
    if (( status == Success ) && stuff->lockGroup )
      newState->locked_group = stuff->groupLock;
    if (( status == Success ) && stuff->affectModLatches )
      status=XkbLatchModifiers(dev,stuff->affectModLatches,stuff->modLatches);
    if (( status == Success ) && stuff->latchGroup )
      status=XkbLatchGroup(dev,stuff->groupLatch);

    if ( status != Success )
      return status;

    XkbComputeDerivedState(dev->key->xkbInfo);
    dev->key->state= XkbStateFieldFromRec(newState);

    changed = XkbStateChangedFlags(&oldState,newState);
    if (changed) {
      xkbStateNotify    sn;
      sn.keycode= 0;
      sn.eventType= 0;
      sn.requestMajor = XkbReqCode;
      sn.requestMinor = X_kbLatchLockState;
      sn.changed= changed;
      XkbSendStateNotify(dev,&sn);
      changed= XkbIndicatorsToUpdate(dev,changed,False);
      if (changed) {
          XkbEventCauseRec    cause;
          XkbSetCauseXkbReq(&cause,X_kbLatchLockState,client);
          XkbUpdateIndicators(dev,changed,True,NULL,&cause);
      }
    }
    return client->noClientException;
}

/***====================================================================***/

int
ProcXkbGetControls(ClientPtr client)
{
    xkbGetControlsReply rep;
    XkbControlsPtr      xkb;
    DeviceIntPtr  dev;
    register int  n;

    REQUEST(xkbGetControlsReq);
    REQUEST_SIZE_MATCH(xkbGetControlsReq);

    if (!(client->xkbClientFlags&_XkbClientInitialized))
      return BadAccess;

    CHK_KBD_DEVICE(dev,stuff->deviceSpec);
    
    xkb = dev->key->xkbInfo->desc->ctrls;
    rep.type = X_Reply;
    rep.length = (SIZEOF(xkbGetControlsReply)-
              SIZEOF(xGenericReply)) >> 2;
    rep.sequenceNumber = client->sequence;
    rep.deviceID = ((DeviceIntPtr)dev)->id;
    rep.numGroups = xkb->num_groups;
    rep.groupsWrap = xkb->groups_wrap;
    rep.internalMods = xkb->internal.mask;
    rep.ignoreLockMods = xkb->ignore_lock.mask;
    rep.internalRealMods = xkb->internal.real_mods;
    rep.ignoreLockRealMods = xkb->ignore_lock.real_mods;
    rep.internalVMods = xkb->internal.vmods;
    rep.ignoreLockVMods = xkb->ignore_lock.vmods;
    rep.enabledCtrls = xkb->enabled_ctrls;
    rep.repeatDelay = xkb->repeat_delay;
    rep.repeatInterval = xkb->repeat_interval;
    rep.slowKeysDelay = xkb->slow_keys_delay;
    rep.debounceDelay = xkb->debounce_delay;
    rep.mkDelay = xkb->mk_delay;
    rep.mkInterval = xkb->mk_interval;
    rep.mkTimeToMax = xkb->mk_time_to_max;
    rep.mkMaxSpeed = xkb->mk_max_speed;
    rep.mkCurve = xkb->mk_curve;
    rep.mkDfltBtn = xkb->mk_dflt_btn;
    rep.axTimeout = xkb->ax_timeout;
    rep.axtCtrlsMask = xkb->axt_ctrls_mask;
    rep.axtCtrlsValues = xkb->axt_ctrls_values;
    rep.axtOptsMask = xkb->axt_opts_mask;
    rep.axtOptsValues = xkb->axt_opts_values;
    rep.axOptions = xkb->ax_options;
    memcpy(rep.perKeyRepeat,xkb->per_key_repeat,XkbPerKeyBitArraySize);
    if (client->swapped) {
      swaps(&rep.sequenceNumber, n);
      swapl(&rep.length,n);
      swaps(&rep.internalVMods, n);
      swaps(&rep.ignoreLockVMods, n);
      swapl(&rep.enabledCtrls, n);
      swaps(&rep.repeatDelay, n);
      swaps(&rep.repeatInterval, n);
      swaps(&rep.slowKeysDelay, n);
      swaps(&rep.debounceDelay, n);
      swaps(&rep.mkDelay, n);
      swaps(&rep.mkInterval, n);
      swaps(&rep.mkTimeToMax, n);
      swaps(&rep.mkMaxSpeed, n);
      swaps(&rep.mkCurve, n);
      swaps(&rep.axTimeout, n);
      swapl(&rep.axtCtrlsMask, n);
      swapl(&rep.axtCtrlsValues, n);
      swaps(&rep.axtOptsMask, n);
      swaps(&rep.axtOptsValues, n);
      swaps(&rep.axOptions, n);
    }
    WriteToClient(client, SIZEOF(xkbGetControlsReply), (char *)&rep);
    return(client->noClientException);
}

int
ProcXkbSetControls(ClientPtr client)
{
    DeviceIntPtr  dev;
    XkbSrvInfoPtr xkbi;
    XkbControlsPtr      ctrl;
    XkbControlsRec      new,old;
    xkbControlsNotify   cn;
    XkbEventCauseRec    cause;
    XkbSrvLedInfoPtr    sli;

    REQUEST(xkbSetControlsReq);
    REQUEST_SIZE_MATCH(xkbSetControlsReq);

    if (!(client->xkbClientFlags&_XkbClientInitialized))
      return BadAccess;

    CHK_KBD_DEVICE(dev,stuff->deviceSpec);
    CHK_MASK_LEGAL(0x01,stuff->changeCtrls,XkbAllControlsMask);

    xkbi = dev->key->xkbInfo;
    ctrl = xkbi->desc->ctrls;
    new = *ctrl;
    XkbSetCauseXkbReq(&cause,X_kbSetControls,client);
    if (stuff->changeCtrls&XkbInternalModsMask) {
      CHK_MASK_MATCH(0x02,stuff->affectInternalMods,stuff->internalMods);
      CHK_MASK_MATCH(0x03,stuff->affectInternalVMods,stuff->internalVMods);
      new.internal.real_mods&=~stuff->affectInternalMods;
      new.internal.real_mods|=(stuff->affectInternalMods&stuff->internalMods);
      new.internal.vmods&=~stuff->affectInternalVMods;
      new.internal.vmods|= (stuff->affectInternalVMods&stuff->internalVMods);
      new.internal.mask= new.internal.real_mods|
            XkbMaskForVMask(xkbi->desc,new.internal.vmods);
    }
    if (stuff->changeCtrls&XkbIgnoreLockModsMask) {
      CHK_MASK_MATCH(0x4,stuff->affectIgnoreLockMods,stuff->ignoreLockMods);
      CHK_MASK_MATCH(0x5,stuff->affectIgnoreLockVMods,stuff->ignoreLockVMods);
      new.ignore_lock.real_mods&=~stuff->affectIgnoreLockMods;
      new.ignore_lock.real_mods|=
            (stuff->affectIgnoreLockMods&stuff->ignoreLockMods);
      new.ignore_lock.vmods&= ~stuff->affectIgnoreLockVMods;
      new.ignore_lock.vmods|=
            (stuff->affectIgnoreLockVMods&stuff->ignoreLockVMods);
      new.ignore_lock.mask= new.ignore_lock.real_mods|
            XkbMaskForVMask(xkbi->desc,new.ignore_lock.vmods);
    }
    CHK_MASK_MATCH(0x06,stuff->affectEnabledCtrls,stuff->enabledCtrls);
    if (stuff->affectEnabledCtrls) {
      CHK_MASK_LEGAL(0x07,stuff->affectEnabledCtrls,XkbAllBooleanCtrlsMask);
      new.enabled_ctrls&= ~stuff->affectEnabledCtrls;
      new.enabled_ctrls|= (stuff->affectEnabledCtrls&stuff->enabledCtrls);
    }
    if (stuff->changeCtrls&XkbRepeatKeysMask) {
      if ((stuff->repeatDelay<1)||(stuff->repeatInterval<1)) {
         client->errorValue = _XkbErrCode3(0x08,stuff->repeatDelay,
                                          stuff->repeatInterval);
         return BadValue;
      }
      new.repeat_delay = stuff->repeatDelay;
      new.repeat_interval = stuff->repeatInterval;
    }
    if (stuff->changeCtrls&XkbSlowKeysMask) {
      if (stuff->slowKeysDelay<1) {
          client->errorValue = _XkbErrCode2(0x09,stuff->slowKeysDelay);
          return BadValue;
      }
      new.slow_keys_delay = stuff->slowKeysDelay;
    }
    if (stuff->changeCtrls&XkbBounceKeysMask) {
      if (stuff->debounceDelay<1) {
          client->errorValue = _XkbErrCode2(0x0A,stuff->debounceDelay);
          return BadValue;
      }
      new.debounce_delay = stuff->debounceDelay;
    }
    if (stuff->changeCtrls&XkbMouseKeysMask) {
      if (stuff->mkDfltBtn>XkbMaxMouseKeysBtn) {
          client->errorValue = _XkbErrCode2(0x0B,stuff->mkDfltBtn);
          return BadValue;
      }
      new.mk_dflt_btn = stuff->mkDfltBtn;
    }
    if (stuff->changeCtrls&XkbMouseKeysAccelMask) {
      if ((stuff->mkDelay<1) || (stuff->mkInterval<1) ||
          (stuff->mkTimeToMax<1) || (stuff->mkMaxSpeed<1)||
          (stuff->mkCurve<-1000)) {
          client->errorValue = _XkbErrCode2(0x0C,0);
          return BadValue;
      }
      new.mk_delay = stuff->mkDelay;
      new.mk_interval = stuff->mkInterval;
      new.mk_time_to_max = stuff->mkTimeToMax;
      new.mk_max_speed = stuff->mkMaxSpeed;
      new.mk_curve = stuff->mkCurve;
      AccessXComputeCurveFactor(xkbi,&new);
    }
    if (stuff->changeCtrls&XkbGroupsWrapMask) {
      unsigned act,num;
      act= XkbOutOfRangeGroupAction(stuff->groupsWrap);
      switch (act) {
          case XkbRedirectIntoRange:
            num= XkbOutOfRangeGroupNumber(stuff->groupsWrap);
            if (num>=new.num_groups) {
                client->errorValue= _XkbErrCode3(0x0D,new.num_groups,num);
                return BadValue;
            }
          case XkbWrapIntoRange:
          case XkbClampIntoRange:
            break;
          default:
            client->errorValue= _XkbErrCode2(0x0E,act);
            return BadValue;
      }
      new.groups_wrap= stuff->groupsWrap;
    }
    CHK_MASK_LEGAL(0x0F,stuff->axOptions,XkbAX_AllOptionsMask);
    if (stuff->changeCtrls&XkbAccessXKeysMask)
      new.ax_options = stuff->axOptions&XkbAX_AllOptionsMask;
    else {
      if (stuff->changeCtrls&XkbStickyKeysMask) {
         new.ax_options&= ~XkbAX_SKOptionsMask;
         new.ax_options|= stuff->axOptions&XkbAX_SKOptionsMask;
      }
      if (stuff->changeCtrls&XkbAccessXFeedbackMask) {
         new.ax_options&= ~XkbAX_FBOptionsMask;
         new.ax_options|= stuff->axOptions&XkbAX_FBOptionsMask;
      }
    }

    if (stuff->changeCtrls&XkbAccessXTimeoutMask) {
      if (stuff->axTimeout<1) {
          client->errorValue = _XkbErrCode2(0x10,stuff->axTimeout);
          return BadValue;
      }
      CHK_MASK_MATCH(0x11,stuff->axtCtrlsMask,stuff->axtCtrlsValues);
      CHK_MASK_LEGAL(0x12,stuff->axtCtrlsMask,XkbAllBooleanCtrlsMask);
      CHK_MASK_MATCH(0x13,stuff->axtOptsMask,stuff->axtOptsValues);
      CHK_MASK_LEGAL(0x14,stuff->axtOptsMask,XkbAX_AllOptionsMask);
      new.ax_timeout = stuff->axTimeout;
      new.axt_ctrls_mask = stuff->axtCtrlsMask;
      new.axt_ctrls_values = (stuff->axtCtrlsValues&stuff->axtCtrlsMask);
      new.axt_opts_mask = stuff->axtOptsMask;
      new.axt_opts_values= (stuff->axtOptsValues&stuff->axtOptsMask);
    }
    if (stuff->changeCtrls&XkbPerKeyRepeatMask) {
      memcpy(new.per_key_repeat,stuff->perKeyRepeat,XkbPerKeyBitArraySize);
    }
    old= *ctrl;
    *ctrl= new;
    XkbDDXChangeControls(dev,&old,ctrl);
    if (XkbComputeControlsNotify(dev,&old,ctrl,&cn,False)) {
      cn.keycode= 0;
      cn.eventType = 0;
      cn.requestMajor = XkbReqCode;
      cn.requestMinor = X_kbSetControls;
      XkbSendControlsNotify(dev,&cn);
    }
    if ((sli= XkbFindSrvLedInfo(dev,XkbDfltXIClass,XkbDfltXIId,0))!=NULL)
      XkbUpdateIndicators(dev,sli->usesControls,True,NULL,&cause);
#ifndef NO_CLEAR_LATCHES_FOR_STICKY_KEYS_OFF
    /* If sticky keys were disabled, clear all locks and latches */
    if ((old.enabled_ctrls&XkbStickyKeysMask)&&
      (!(ctrl->enabled_ctrls&XkbStickyKeysMask))) {
      XkbClearAllLatchesAndLocks(dev,xkbi,True,&cause);
    }
#endif
    return client->noClientException;
}

int
XkbSetRepeatRate(DeviceIntPtr dev,int timeout,int interval,int major,int minor)
{
int   changed= 0;
XkbControlsRec old,*xkb;

    if ((!dev)||(!dev->key)||(!dev->key->xkbInfo))
      return 0;
    xkb= dev->key->xkbInfo->desc->ctrls;
    old= *xkb;
    if ((timeout!=0) && (xkb->repeat_delay!=timeout)) {
      xkb->repeat_delay= timeout;
      changed++;
    }
    if ((interval!=0) && (xkb->repeat_interval!=interval)) {
      xkb->repeat_interval= interval;
      changed++;
    }
    if (changed) {
      xkbControlsNotify cn;
      XkbDDXChangeControls(dev,&old,xkb);
      if (XkbComputeControlsNotify(dev,&old,xkb,&cn,False)) {
          cn.keycode= 0;
          cn.eventType = 0;
          cn.requestMajor = major;
          cn.requestMinor = minor;
          XkbSendControlsNotify(dev,&cn);
      }
    }
    return 1;
}

int
XkbGetRepeatRate(DeviceIntPtr dev,int *timeout,int *interval)
{
XkbControlsPtr    xkb;

    if ((!dev)||(!dev->key)||(!dev->key->xkbInfo))
      return 0;
    xkb= dev->key->xkbInfo->desc->ctrls;
    if (timeout)  *timeout= xkb->repeat_delay;
    if (interval) *interval= xkb->repeat_interval;
    return 1;
}

/***====================================================================***/

static int
XkbSizeKeyTypes(XkbDescPtr xkb,xkbGetMapReply *rep)
{
    XkbKeyTypeRec       *type;
    unsigned            i,len;

    len= 0;
    if (((rep->present&XkbKeyTypesMask)==0)||(rep->nTypes<1)||
      (!xkb)||(!xkb->map)||(!xkb->map->types)) {
      rep->present&= ~XkbKeyTypesMask;
      rep->firstType= rep->nTypes= 0;
      return 0;
    }
    type= &xkb->map->types[rep->firstType];
    for (i=0;i<rep->nTypes;i++,type++){
      len+= SIZEOF(xkbKeyTypeWireDesc);
      if (type->map_count>0) {
          len+= (type->map_count*SIZEOF(xkbKTMapEntryWireDesc));
          if (type->preserve)
            len+= (type->map_count*SIZEOF(xkbModsWireDesc));
      }
    }
    return len;
}

static char *
XkbWriteKeyTypes( XkbDescPtr        xkb,
                  xkbGetMapReply *  rep,
                  char *                  buf,
                  ClientPtr         client)
{
    XkbKeyTypePtr type;
    unsigned            i;
    xkbKeyTypeWireDesc *wire;

    type= &xkb->map->types[rep->firstType];
    for (i=0;i<rep->nTypes;i++,type++) {
      register unsigned n;
      wire= (xkbKeyTypeWireDesc *)buf;
      wire->mask = type->mods.mask;
      wire->realMods = type->mods.real_mods;
      wire->virtualMods = type->mods.vmods;
      wire->numLevels = type->num_levels;
      wire->nMapEntries = type->map_count;
      wire->preserve = (type->preserve!=NULL);
      if (client->swapped) {
          register int n;
          swaps(&wire->virtualMods,n);
      }     

      buf= (char *)&wire[1];
      if (wire->nMapEntries>0) {
          xkbKTMapEntryWireDesc *   wire;
          XkbKTMapEntryPtr          entry;
          wire= (xkbKTMapEntryWireDesc *)buf;
          entry= type->map;
          for (n=0;n<type->map_count;n++,wire++,entry++) {
            wire->active= entry->active;
            wire->mask= entry->mods.mask;
            wire->level= entry->level;
            wire->realMods= entry->mods.real_mods;
            wire->virtualMods= entry->mods.vmods;
            if (client->swapped) {
                register int n;
                swaps(&wire->virtualMods,n);
            }
          }
          buf= (char *)wire;
          if (type->preserve!=NULL) {
            xkbModsWireDesc * pwire;
            XkbModsPtr        preserve;
            pwire= (xkbModsWireDesc *)buf;
            preserve= type->preserve;
            for (n=0;n<type->map_count;n++,pwire++,preserve++) {
                pwire->mask= preserve->mask;
                pwire->realMods= preserve->real_mods;
                pwire->virtualMods= preserve->vmods;
                if (client->swapped) {
                  register int n;
                  swaps(&pwire->virtualMods,n);
                }
            }
            buf= (char *)pwire;
          }
      }
    }
    return buf;
}

static int
XkbSizeKeySyms(XkbDescPtr xkb,xkbGetMapReply *rep)
{
    XkbSymMapPtr  symMap;
    unsigned            i,len;
    unsigned            nSyms,nSymsThisKey;

    if (((rep->present&XkbKeySymsMask)==0)||(rep->nKeySyms<1)||
      (!xkb)||(!xkb->map)||(!xkb->map->key_sym_map)) {
      rep->present&= ~XkbKeySymsMask;
      rep->firstKeySym= rep->nKeySyms= 0;
      rep->totalSyms= 0;
      return 0;
    }
    len= rep->nKeySyms*SIZEOF(xkbSymMapWireDesc);
    symMap = &xkb->map->key_sym_map[rep->firstKeySym];
    for (i=nSyms=0;i<rep->nKeySyms;i++,symMap++) {
      if (symMap->offset!=0) {
          nSymsThisKey= XkbNumGroups(symMap->group_info)*symMap->width;
          nSyms+= nSymsThisKey;
      }
    }
    len+= nSyms*4;
    rep->totalSyms= nSyms;
    return len;
}

static int
XkbSizeVirtualMods(XkbDescPtr xkb,xkbGetMapReply *rep)
{
register unsigned i,nMods,bit;

    if (((rep->present&XkbVirtualModsMask)==0)||(rep->virtualMods==0)||
      (!xkb)||(!xkb->server)) {
      rep->present&= ~XkbVirtualModsMask;
      rep->virtualMods= 0;
      return 0;
    }
    for (i=nMods=0,bit=1;i<XkbNumVirtualMods;i++,bit<<=1) {
        if (rep->virtualMods&bit)
          nMods++;
    }
    return XkbPaddedSize(nMods);
}

static char *
XkbWriteKeySyms(XkbDescPtr xkb,xkbGetMapReply *rep,char *buf,ClientPtr client)
{
register KeySym * pSym;
XkbSymMapPtr            symMap;
xkbSymMapWireDesc *     outMap;
register unsigned i;

    symMap = &xkb->map->key_sym_map[rep->firstKeySym];
    for (i=0;i<rep->nKeySyms;i++,symMap++) {
      outMap = (xkbSymMapWireDesc *)buf;
      outMap->ktIndex[0] = symMap->kt_index[0];
      outMap->ktIndex[1] = symMap->kt_index[1];
      outMap->ktIndex[2] = symMap->kt_index[2];
      outMap->ktIndex[3] = symMap->kt_index[3];
      outMap->groupInfo = symMap->group_info;
      outMap->width= symMap->width;
      outMap->nSyms = symMap->width*XkbNumGroups(symMap->group_info);
      buf= (char *)&outMap[1];
      if (outMap->nSyms==0)
          continue;

      pSym = &xkb->map->syms[symMap->offset];
      memcpy((char *)buf,(char *)pSym,outMap->nSyms*4);
      if (client->swapped) {
          register int n,nSyms= outMap->nSyms;
          swaps(&outMap->nSyms,n);
          while (nSyms-->0) {
            swapl(buf,n);
            buf+= 4;
          }
      }
      else buf+= outMap->nSyms*4;
    }
    return buf;
}

static int
XkbSizeKeyActions(XkbDescPtr xkb,xkbGetMapReply *rep)
{
    unsigned            i,len,nActs;
    register KeyCode    firstKey;

    if (((rep->present&XkbKeyActionsMask)==0)||(rep->nKeyActs<1)||
      (!xkb)||(!xkb->server)||(!xkb->server->key_acts)) {
      rep->present&= ~XkbKeyActionsMask;
      rep->firstKeyAct= rep->nKeyActs= 0;
      rep->totalActs= 0;
      return 0;
    }
    firstKey= rep->firstKeyAct;
    for (nActs=i=0;i<rep->nKeyActs;i++) {
      if (xkb->server->key_acts[i+firstKey]!=0)
          nActs+= XkbKeyNumActions(xkb,i+firstKey);
    }
    len= XkbPaddedSize(rep->nKeyActs)+(nActs*SIZEOF(xkbActionWireDesc));
    rep->totalActs= nActs;
    return len;
}

static char *
XkbWriteKeyActions(XkbDescPtr xkb,xkbGetMapReply *rep,char *buf,
                                          ClientPtr client)
{
    unsigned            i;
    CARD8 *       numDesc;
    XkbAnyAction *      actDesc;

    numDesc = (CARD8 *)buf;
    for (i=0;i<rep->nKeyActs;i++) {
      if (xkb->server->key_acts[i+rep->firstKeyAct]==0)
           numDesc[i] = 0;
      else numDesc[i] = XkbKeyNumActions(xkb,(i+rep->firstKeyAct));
    }
    buf+= XkbPaddedSize(rep->nKeyActs);

    actDesc = (XkbAnyAction *)buf;
    for (i=0;i<rep->nKeyActs;i++) {
      if (xkb->server->key_acts[i+rep->firstKeyAct]!=0) {
          unsigned int num;
          num = XkbKeyNumActions(xkb,(i+rep->firstKeyAct));
          memcpy((char *)actDesc,
               (char*)XkbKeyActionsPtr(xkb,(i+rep->firstKeyAct)),
               num*SIZEOF(xkbActionWireDesc));
          actDesc+= num;
      }
    }
    buf = (char *)actDesc;
    return buf;
}

static int
XkbSizeKeyBehaviors(XkbDescPtr xkb,xkbGetMapReply *rep)
{
    unsigned            i,len,nBhvr;
    XkbBehavior * bhv;

    if (((rep->present&XkbKeyBehaviorsMask)==0)||(rep->nKeyBehaviors<1)||
      (!xkb)||(!xkb->server)||(!xkb->server->behaviors)) {
      rep->present&= ~XkbKeyBehaviorsMask;
      rep->firstKeyBehavior= rep->nKeyBehaviors= 0;
      rep->totalKeyBehaviors= 0;
      return 0;
    }
    bhv= &xkb->server->behaviors[rep->firstKeyBehavior];
    for (nBhvr=i=0;i<rep->nKeyBehaviors;i++,bhv++) {
      if (bhv->type!=XkbKB_Default)
          nBhvr++;
    }
    len= nBhvr*SIZEOF(xkbBehaviorWireDesc);
    rep->totalKeyBehaviors= nBhvr;
    return len;
}

static char *
XkbWriteKeyBehaviors(XkbDescPtr xkb,xkbGetMapReply *rep,char *buf,
                                          ClientPtr client)
{
    unsigned            i;
    xkbBehaviorWireDesc *wire;
    XkbBehavior         *pBhvr;

    wire = (xkbBehaviorWireDesc *)buf;
    pBhvr= &xkb->server->behaviors[rep->firstKeyBehavior];
    for (i=0;i<rep->nKeyBehaviors;i++,pBhvr++) {
      if (pBhvr->type!=XkbKB_Default) {
          wire->key=  i+rep->firstKeyBehavior;
          wire->type= pBhvr->type;
          wire->data= pBhvr->data;
          wire++;
      }
    }
    buf = (char *)wire;
    return buf;
}

static int
XkbSizeExplicit(XkbDescPtr xkb,xkbGetMapReply *rep)
{
    unsigned      i,len,nRtrn;

    if (((rep->present&XkbExplicitComponentsMask)==0)||(rep->nKeyExplicit<1)||
      (!xkb)||(!xkb->server)||(!xkb->server->explicit)) {
      rep->present&= ~XkbExplicitComponentsMask;
      rep->firstKeyExplicit= rep->nKeyExplicit= 0;
      rep->totalKeyExplicit= 0;
      return 0;
    }
    for (nRtrn=i=0;i<rep->nKeyExplicit;i++) {
      if (xkb->server->explicit[i+rep->firstKeyExplicit]!=0)
          nRtrn++;
    }
    rep->totalKeyExplicit= nRtrn;
    len= XkbPaddedSize(nRtrn*2); /* two bytes per non-zero explicit component */
    return len;
}

static char *
XkbWriteExplicit(XkbDescPtr xkb,xkbGetMapReply *rep,char *buf,ClientPtr client)
{
unsigned    i;
char *            start;
unsigned char *   pExp;

    start= buf;
    pExp= &xkb->server->explicit[rep->firstKeyExplicit];
    for (i=0;i<rep->nKeyExplicit;i++,pExp++) {
      if (*pExp!=0) {
          *buf++= i+rep->firstKeyExplicit;
          *buf++= *pExp;
      }
    }
    i= XkbPaddedSize(buf-start)-(buf-start); /* pad to word boundary */
    return buf+i;
}

static int
XkbSizeModifierMap(XkbDescPtr xkb,xkbGetMapReply *rep)
{
    unsigned      i,len,nRtrn;

    if (((rep->present&XkbModifierMapMask)==0)||(rep->nModMapKeys<1)||
      (!xkb)||(!xkb->map)||(!xkb->map->modmap)) {
      rep->present&= ~XkbModifierMapMask;
      rep->firstModMapKey= rep->nModMapKeys= 0;
      rep->totalModMapKeys= 0;
      return 0;
    }
    for (nRtrn=i=0;i<rep->nModMapKeys;i++) {
      if (xkb->map->modmap[i+rep->firstModMapKey]!=0)
          nRtrn++;
    }
    rep->totalModMapKeys= nRtrn;
    len= XkbPaddedSize(nRtrn*2); /* two bytes per non-zero modmap component */
    return len;
}

static char *
XkbWriteModifierMap(XkbDescPtr xkb,xkbGetMapReply *rep,char *buf,
                                          ClientPtr client)
{
unsigned    i;
char *            start;
unsigned char *   pMap;

    start= buf;
    pMap= &xkb->map->modmap[rep->firstModMapKey];
    for (i=0;i<rep->nModMapKeys;i++,pMap++) {
      if (*pMap!=0) {
          *buf++= i+rep->firstModMapKey;
          *buf++= *pMap;
      }
    }
    i= XkbPaddedSize(buf-start)-(buf-start); /* pad to word boundary */
    return buf+i;
}

static int
XkbSizeVirtualModMap(XkbDescPtr xkb,xkbGetMapReply *rep)
{
    unsigned      i,len,nRtrn;

    if (((rep->present&XkbVirtualModMapMask)==0)||(rep->nVModMapKeys<1)||
      (!xkb)||(!xkb->server)||(!xkb->server->vmodmap)) {
      rep->present&= ~XkbVirtualModMapMask;
      rep->firstVModMapKey= rep->nVModMapKeys= 0;
      rep->totalVModMapKeys= 0;
      return 0;
    }
    for (nRtrn=i=0;i<rep->nVModMapKeys;i++) {
      if (xkb->server->vmodmap[i+rep->firstVModMapKey]!=0)
          nRtrn++;
    }
    rep->totalVModMapKeys= nRtrn;
    len= nRtrn*SIZEOF(xkbVModMapWireDesc);
    return len;
}

static char *
XkbWriteVirtualModMap(XkbDescPtr xkb,xkbGetMapReply *rep,char *buf,
                                          ClientPtr client)
{
unsigned          i;
xkbVModMapWireDesc *    wire;
unsigned short *  pMap;

    wire= (xkbVModMapWireDesc *)buf;
    pMap= &xkb->server->vmodmap[rep->firstVModMapKey];
    for (i=0;i<rep->nVModMapKeys;i++,pMap++) {
      if (*pMap!=0) {
          wire->key= i+rep->firstVModMapKey;
          wire->vmods= *pMap;
          wire++;
      }
    }
    return (char *)wire;
}

static Status
XkbComputeGetMapReplySize(XkbDescPtr xkb,xkbGetMapReply *rep)
{
int   len;

    rep->minKeyCode= xkb->min_key_code;
    rep->maxKeyCode= xkb->max_key_code;
    len= XkbSizeKeyTypes(xkb,rep);
    len+= XkbSizeKeySyms(xkb,rep);
    len+= XkbSizeKeyActions(xkb,rep);
    len+= XkbSizeKeyBehaviors(xkb,rep);
    len+= XkbSizeVirtualMods(xkb,rep);
    len+= XkbSizeExplicit(xkb,rep);
    len+= XkbSizeModifierMap(xkb,rep);
    len+= XkbSizeVirtualModMap(xkb,rep);
    rep->length+= (len/4);
    return Success;
}

static int
XkbSendMap(ClientPtr client,XkbDescPtr xkb,xkbGetMapReply *rep)
{
unsigned    i,len;
char        *desc,*start;

    len= (rep->length*4)-(SIZEOF(xkbGetMapReply)-SIZEOF(xGenericReply));
    start= desc= (char *)ALLOCATE_LOCAL(len);
    if (!start)
      return BadAlloc;
    if ( rep->nTypes>0 )
      desc = XkbWriteKeyTypes(xkb,rep,desc,client);
    if ( rep->nKeySyms>0 )
      desc = XkbWriteKeySyms(xkb,rep,desc,client);
    if ( rep->nKeyActs>0 )
      desc = XkbWriteKeyActions(xkb,rep,desc,client);
    if ( rep->totalKeyBehaviors>0 )
      desc = XkbWriteKeyBehaviors(xkb,rep,desc,client);
    if ( rep->virtualMods ) {
      register int sz,bit;
      for (i=sz=0,bit=1;i<XkbNumVirtualMods;i++,bit<<=1) {
          if (rep->virtualMods&bit) {
            desc[sz++]= xkb->server->vmods[i];
          }
      }
      desc+= XkbPaddedSize(sz);
    }
    if ( rep->totalKeyExplicit>0 )
      desc= XkbWriteExplicit(xkb,rep,desc,client);
    if ( rep->totalModMapKeys>0 )
      desc= XkbWriteModifierMap(xkb,rep,desc,client);
    if ( rep->totalVModMapKeys>0 )
      desc= XkbWriteVirtualModMap(xkb,rep,desc,client);
    if ((desc-start)!=(len)) {
      ErrorF("BOGUS LENGTH in write keyboard desc, expected %d, got %ld\n",
                              len, (unsigned long)(desc-start));
    }
    if (client->swapped) {
      register int n;
      swaps(&rep->sequenceNumber,n);
      swapl(&rep->length,n);
      swaps(&rep->present,n);
      swaps(&rep->totalSyms,n);
      swaps(&rep->totalActs,n);
    }
    WriteToClient(client, (i=SIZEOF(xkbGetMapReply)), (char *)rep);
    WriteToClient(client, len, start);
    DEALLOCATE_LOCAL((char *)start);
    return client->noClientException;
}

int
ProcXkbGetMap(ClientPtr client)
{
    DeviceIntPtr   dev;
    xkbGetMapReply       rep;
    XkbDescRec          *xkb;
    int                  n,status;

    REQUEST(xkbGetMapReq);
    REQUEST_SIZE_MATCH(xkbGetMapReq);
    
    if (!(client->xkbClientFlags&_XkbClientInitialized))
      return BadAccess;

    CHK_KBD_DEVICE(dev,stuff->deviceSpec);
    CHK_MASK_OVERLAP(0x01,stuff->full,stuff->partial);
    CHK_MASK_LEGAL(0x02,stuff->full,XkbAllMapComponentsMask);
    CHK_MASK_LEGAL(0x03,stuff->partial,XkbAllMapComponentsMask);

    xkb= dev->key->xkbInfo->desc;
    bzero(&rep,sizeof(xkbGetMapReply));
    rep.type= X_Reply;
    rep.sequenceNumber= client->sequence;
    rep.length = (SIZEOF(xkbGetMapReply)-SIZEOF(xGenericReply))>>2;
    rep.deviceID = dev->id;
    rep.present = stuff->partial|stuff->full;
    rep.minKeyCode = xkb->min_key_code;
    rep.maxKeyCode = xkb->max_key_code;
    if ( stuff->full&XkbKeyTypesMask ) {
      rep.firstType = 0;
      rep.nTypes = xkb->map->num_types;
    }
    else if (stuff->partial&XkbKeyTypesMask) {
      if (((unsigned)stuff->firstType+stuff->nTypes)>xkb->map->num_types) {
          client->errorValue = _XkbErrCode4(0x04,xkb->map->num_types,
                              stuff->firstType,stuff->nTypes);
          return BadValue;
      }
      rep.firstType = stuff->firstType;
      rep.nTypes = stuff->nTypes;
    }
    else rep.nTypes = 0;
    rep.totalTypes = xkb->map->num_types;

    n= XkbNumKeys(xkb);
    if ( stuff->full&XkbKeySymsMask ) {
      rep.firstKeySym = xkb->min_key_code;
      rep.nKeySyms = n;
    }
    else if (stuff->partial&XkbKeySymsMask) {
      CHK_KEY_RANGE(0x05,stuff->firstKeySym,stuff->nKeySyms,xkb);
      rep.firstKeySym = stuff->firstKeySym;
      rep.nKeySyms = stuff->nKeySyms;
    }
    else rep.nKeySyms = 0;
    rep.totalSyms= 0;

    if ( stuff->full&XkbKeyActionsMask ) {
      rep.firstKeyAct= xkb->min_key_code;
      rep.nKeyActs= n;
    }
    else if (stuff->partial&XkbKeyActionsMask) {
      CHK_KEY_RANGE(0x07,stuff->firstKeyAct,stuff->nKeyActs,xkb);
      rep.firstKeyAct= stuff->firstKeyAct;
      rep.nKeyActs= stuff->nKeyActs;
    }
    else rep.nKeyActs= 0;
    rep.totalActs= 0;

    if ( stuff->full&XkbKeyBehaviorsMask ) {
      rep.firstKeyBehavior = xkb->min_key_code;
      rep.nKeyBehaviors = n;
    }
    else if (stuff->partial&XkbKeyBehaviorsMask) {
      CHK_KEY_RANGE(0x09,stuff->firstKeyBehavior,stuff->nKeyBehaviors,xkb);
      rep.firstKeyBehavior= stuff->firstKeyBehavior;
      rep.nKeyBehaviors= stuff->nKeyBehaviors;
    }
    else rep.nKeyBehaviors = 0;
    rep.totalKeyBehaviors= 0;

    if (stuff->full&XkbVirtualModsMask)
      rep.virtualMods= ~0;
    else if (stuff->partial&XkbVirtualModsMask)
      rep.virtualMods= stuff->virtualMods;
    
    if (stuff->full&XkbExplicitComponentsMask) {
      rep.firstKeyExplicit= xkb->min_key_code;
      rep.nKeyExplicit= n;
    }
    else if (stuff->partial&XkbExplicitComponentsMask) {
      CHK_KEY_RANGE(0x0B,stuff->firstKeyExplicit,stuff->nKeyExplicit,xkb);
      rep.firstKeyExplicit= stuff->firstKeyExplicit;
      rep.nKeyExplicit= stuff->nKeyExplicit;
    }
    else rep.nKeyExplicit = 0;
    rep.totalKeyExplicit=  0;

    if (stuff->full&XkbModifierMapMask) {
      rep.firstModMapKey= xkb->min_key_code;
      rep.nModMapKeys= n;
    }
    else if (stuff->partial&XkbModifierMapMask) {
      CHK_KEY_RANGE(0x0D,stuff->firstModMapKey,stuff->nModMapKeys,xkb);
      rep.firstModMapKey= stuff->firstModMapKey;
      rep.nModMapKeys= stuff->nModMapKeys;
    }
    else rep.nModMapKeys = 0;
    rep.totalModMapKeys= 0;

    if (stuff->full&XkbVirtualModMapMask) {
      rep.firstVModMapKey= xkb->min_key_code;
      rep.nVModMapKeys= n;
    }
    else if (stuff->partial&XkbVirtualModMapMask) {
      CHK_KEY_RANGE(0x0F,stuff->firstVModMapKey,stuff->nVModMapKeys,xkb);
      rep.firstVModMapKey= stuff->firstVModMapKey;
      rep.nVModMapKeys= stuff->nVModMapKeys;
    }
    else rep.nVModMapKeys = 0;
    rep.totalVModMapKeys= 0;

    if ((status=XkbComputeGetMapReplySize(xkb,&rep))!=Success)
      return status;
    return XkbSendMap(client,xkb,&rep);
}

/***====================================================================***/

static int
CheckKeyTypes(    ClientPtr   client,
            XkbDescPtr  xkb,
            xkbSetMapReq *    req,
            xkbKeyTypeWireDesc **wireRtrn,
            int    *    nMapsRtrn,
            CARD8 *           mapWidthRtrn)
{
unsigned          nMaps;
register unsigned i,n;
register CARD8 *  map;
register xkbKeyTypeWireDesc   *wire = *wireRtrn;

    if (req->firstType>((unsigned)xkb->map->num_types)) {
      *nMapsRtrn = _XkbErrCode3(0x01,req->firstType,xkb->map->num_types);
      return 0;
    }
    if (req->flags&XkbSetMapResizeTypes) {
      nMaps = req->firstType+req->nTypes;
      if (nMaps<XkbNumRequiredTypes) {  /* canonical types must be there */
          *nMapsRtrn= _XkbErrCode4(0x02,req->firstType,req->nTypes,4);
          return 0;
      }
    }
    else if (req->present&XkbKeyTypesMask) {
      nMaps = xkb->map->num_types;
      if ((req->firstType+req->nTypes)>nMaps) {
          *nMapsRtrn = req->firstType+req->nTypes;
          return 0;
      }
    }
    else {
      *nMapsRtrn = xkb->map->num_types;
      for (i=0;i<xkb->map->num_types;i++) {
          mapWidthRtrn[i] = xkb->map->types[i].num_levels;
      }
      return 1;
    }

    for (i=0;i<req->firstType;i++) {
      mapWidthRtrn[i] = xkb->map->types[i].num_levels;
    }
    for (i=0;i<req->nTypes;i++) {
      unsigned    width;
      if (client->swapped) {
          register int s;
          swaps(&wire->virtualMods,s);
      }
      n= i+req->firstType;
      width= wire->numLevels;
      if (width<1) {
          *nMapsRtrn= _XkbErrCode3(0x04,n,width);
          return 0;
      }
      else if ((n==XkbOneLevelIndex)&&(width!=1)) { /* must be width 1 */
          *nMapsRtrn= _XkbErrCode3(0x05,n,width);
          return 0;
      }
      else if ((width!=2)&&
             ((n==XkbTwoLevelIndex)||(n==XkbKeypadIndex)||
              (n==XkbAlphabeticIndex))) {
          /* TWO_LEVEL, ALPHABETIC and KEYPAD must be width 2 */
          *nMapsRtrn= _XkbErrCode3(0x05,n,width);
          return 0;
      }
      if (wire->nMapEntries>0) {
          xkbKTSetMapEntryWireDesc *      mapWire;
          xkbModsWireDesc *         preWire;
          mapWire= (xkbKTSetMapEntryWireDesc *)&wire[1];
          preWire= (xkbModsWireDesc *)&mapWire[wire->nMapEntries];
          for (n=0;n<wire->nMapEntries;n++) {
            if (client->swapped) {
                register int s;
                swaps(&mapWire[n].virtualMods,s);
            }
            if (mapWire[n].realMods&(~wire->realMods)) {
                *nMapsRtrn= _XkbErrCode4(0x06,n,mapWire[n].realMods,
                                     wire->realMods);
                return 0;
            }
            if (mapWire[n].virtualMods&(~wire->virtualMods)) {
                *nMapsRtrn= _XkbErrCode3(0x07,n,mapWire[n].virtualMods);
                return 0;
            }
            if (mapWire[n].level>=wire->numLevels) {
                *nMapsRtrn= _XkbErrCode4(0x08,n,wire->numLevels,
                                     mapWire[n].level);
                return 0;
            }
            if (wire->preserve) {
                if (client->swapped) {
                  register int s;
                  swaps(&preWire[n].virtualMods,s);
                }
                if (preWire[n].realMods&(~mapWire[n].realMods)) {
                  *nMapsRtrn= _XkbErrCode4(0x09,n,preWire[n].realMods,
                                          mapWire[n].realMods);
                  return 0;
                }
                if (preWire[n].virtualMods&(~mapWire[n].virtualMods)) {
                  *nMapsRtrn=_XkbErrCode3(0x0a,n,preWire[n].virtualMods);
                  return 0;
                }
            }
          }
          if (wire->preserve)
             map= (CARD8 *)&preWire[wire->nMapEntries];
          else map= (CARD8 *)&mapWire[wire->nMapEntries];
      }
      else map= (CARD8 *)&wire[1];
      mapWidthRtrn[i+req->firstType] = wire->numLevels;
      wire= (xkbKeyTypeWireDesc *)map;
    }
    for (i=req->firstType+req->nTypes;i<nMaps;i++) {
      mapWidthRtrn[i] = xkb->map->types[i].num_levels;
    }
    *nMapsRtrn = nMaps;
    *wireRtrn = wire;
    return 1;
}

static int
CheckKeySyms(     ClientPtr         client,
            XkbDescPtr        xkb,
            xkbSetMapReq *          req,
            int               nTypes,
            CARD8 *                 mapWidths,
            CARD16 *          symsPerKey,
            xkbSymMapWireDesc **    wireRtrn,
            int *             errorRtrn)
{
register unsigned i;
XkbSymMapPtr            map;
xkbSymMapWireDesc*      wire = *wireRtrn;

    if (!(XkbKeySymsMask&req->present))
      return 1;
    CHK_REQ_KEY_RANGE2(0x11,req->firstKeySym,req->nKeySyms,req,(*errorRtrn),0);
    map = &xkb->map->key_sym_map[xkb->min_key_code];
    for (i=xkb->min_key_code;i<(unsigned)req->firstKeySym;i++,map++) {
      register int g,ng,w;
      ng= XkbNumGroups(map->group_info);
      for (w=g=0;g<ng;g++) {
          if (map->kt_index[g]>=(unsigned)nTypes) {
            *errorRtrn = _XkbErrCode4(0x13,i,g,map->kt_index[g]);
            return 0;
          }
          if (mapWidths[map->kt_index[g]]>w)
            w= mapWidths[map->kt_index[g]];
      }
      symsPerKey[i] = w*ng;
    }
    for (i=0;i<req->nKeySyms;i++) {
      KeySym *pSyms;
      register unsigned nG;
      if (client->swapped) {
          swaps(&wire->nSyms,nG);
      }
      nG = XkbNumGroups(wire->groupInfo);
      if (nG>XkbNumKbdGroups) {
          *errorRtrn = _XkbErrCode3(0x14,i+req->firstKeySym,nG);
          return 0;
      }
      if (nG>0) {
          register int g,w;
          for (g=w=0;g<nG;g++) {
            if (wire->ktIndex[g]>=(unsigned)nTypes) {
                *errorRtrn= _XkbErrCode4(0x15,i+req->firstKeySym,g,
                                             wire->ktIndex[g]);
                return 0;
            }
            if (mapWidths[wire->ktIndex[g]]>w)
                w= mapWidths[wire->ktIndex[g]];
          }
          if (wire->width!=w) {
            *errorRtrn= _XkbErrCode3(0x16,i+req->firstKeySym,wire->width);
            return 0;
          }
          w*= nG;
          symsPerKey[i+req->firstKeySym] = w;
          if (w!=wire->nSyms) {
            *errorRtrn=_XkbErrCode4(0x16,i+req->firstKeySym,wire->nSyms,w);
            return 0;
          }
      }
      else if (wire->nSyms!=0) {
          *errorRtrn = _XkbErrCode3(0x17,i+req->firstKeySym,wire->nSyms);
          return 0;
      }
      pSyms = (KeySym *)&wire[1];
      wire = (xkbSymMapWireDesc *)&pSyms[wire->nSyms];
    }

    map = &xkb->map->key_sym_map[i];
    for (;i<=(unsigned)xkb->max_key_code;i++,map++) {
      register int g,nG,w;
      nG= XkbKeyNumGroups(xkb,i);
      for (w=g=0;g<nG;g++)  {
          if (map->kt_index[g]>=(unsigned)nTypes) {
            *errorRtrn = _XkbErrCode4(0x18,i,g,map->kt_index[g]);
            return 0;
          }
          if (mapWidths[map->kt_index[g]]>w)
                w= mapWidths[map->kt_index[g]];
      }
      symsPerKey[i] = w*nG;
    }
    *wireRtrn = wire;
    return 1;
}

static int
CheckKeyActions(  XkbDescPtr  xkb,
                  xkbSetMapReq *    req,
                  int         nTypes,
                  CARD8 *           mapWidths,
                  CARD16 *    symsPerKey,
                  CARD8 **    wireRtrn,
                  int *       nActsRtrn)
{
int                nActs;
CARD8 *                  wire = *wireRtrn;
register unsigned  i;

    if (!(XkbKeyActionsMask&req->present))
      return 1;
    CHK_REQ_KEY_RANGE2(0x21,req->firstKeyAct,req->nKeyActs,req,(*nActsRtrn),0);
    for (nActs=i=0;i<req->nKeyActs;i++) {
      if (wire[0]!=0) {
          if (wire[0]==symsPerKey[i+req->firstKeyAct])
            nActs+= wire[0];
          else {
            *nActsRtrn= _XkbErrCode3(0x23,i+req->firstKeyAct,wire[0]);
            return 0;
          }
      }
      wire++;
    }
    if (req->nKeyActs%4)
      wire+= 4-(req->nKeyActs%4);
    *wireRtrn = (CARD8 *)(((XkbAnyAction *)wire)+nActs);
    *nActsRtrn = nActs;
    return 1;
}

static int
CheckKeyBehaviors(      XkbDescPtr        xkb,
                  xkbSetMapReq *          req,
                  xkbBehaviorWireDesc **  wireRtrn,
                  int *             errorRtrn)
{
register xkbBehaviorWireDesc *      wire = *wireRtrn;
register XkbServerMapPtr      server = xkb->server;
register unsigned       i;
unsigned                first,last;

    if (((req->present&XkbKeyBehaviorsMask)==0)||(req->nKeyBehaviors<1)) {
      req->present&= ~XkbKeyBehaviorsMask;
      req->nKeyBehaviors= 0;
      return 1;
    }
    first= req->firstKeyBehavior;
    last=  req->firstKeyBehavior+req->nKeyBehaviors-1;
    if (first<req->minKeyCode) {
      *errorRtrn = _XkbErrCode3(0x31,first,req->minKeyCode);
      return 0;
    }
    if (last>req->maxKeyCode) {
      *errorRtrn = _XkbErrCode3(0x32,last,req->maxKeyCode);
      return 0;
    }
      
    for (i=0;i<req->totalKeyBehaviors;i++,wire++) {
      if ((wire->key<first)||(wire->key>last)) {
          *errorRtrn = _XkbErrCode4(0x33,first,last,wire->key);
          return 0;
      }
      if ((wire->type&XkbKB_Permanent)&&
          ((server->behaviors[wire->key].type!=wire->type)||
           (server->behaviors[wire->key].data!=wire->data))) {
          *errorRtrn = _XkbErrCode3(0x33,wire->key,wire->type);
          return 0;
      }
      if ((wire->type==XkbKB_RadioGroup)&&
            ((wire->data&(~XkbKB_RGAllowNone))>XkbMaxRadioGroups)) {
          *errorRtrn= _XkbErrCode4(0x34,wire->key,wire->data,
                                          XkbMaxRadioGroups);
          return 0;
      }
      if ((wire->type==XkbKB_Overlay1)||(wire->type==XkbKB_Overlay2)) {
          CHK_KEY_RANGE2(0x35,wire->key,1,xkb,*errorRtrn,0);
      }
    }
    *wireRtrn = wire;
    return 1;
}

static int
CheckVirtualMods( XkbDescRec *      xkb,
                  xkbSetMapReq *    req,
                  CARD8 **    wireRtrn,
                  int *       errorRtrn)
{
register CARD8          *wire = *wireRtrn;
register unsigned        i,nMods,bit;

    if (((req->present&XkbVirtualModsMask)==0)||(req->virtualMods==0))
      return 1;
    for (i=nMods=0,bit=1;i<XkbNumVirtualMods;i++,bit<<=1) {
      if (req->virtualMods&bit)
          nMods++;
    }
    *wireRtrn= (wire+XkbPaddedSize(nMods));
    return 1;
}

static int
CheckKeyExplicit( XkbDescPtr  xkb,
                  xkbSetMapReq *    req,
                  CARD8 **    wireRtrn,
                  int   *     errorRtrn)
{
register CARD8 *  wire = *wireRtrn;
CARD8 *           start;
register unsigned       i;
int               first,last;

    if (((req->present&XkbExplicitComponentsMask)==0)||(req->nKeyExplicit<1)) {
      req->present&= ~XkbExplicitComponentsMask;
      req->nKeyExplicit= 0;
      return 1;
    }
    first= req->firstKeyExplicit;
    last=  first+req->nKeyExplicit-1;
    if (first<req->minKeyCode) {
      *errorRtrn = _XkbErrCode3(0x51,first,req->minKeyCode);
      return 0;
    }
    if (last>req->maxKeyCode) {
      *errorRtrn = _XkbErrCode3(0x52,last,req->maxKeyCode);
      return 0;
    }
    start= wire; 
    for (i=0;i<req->totalKeyExplicit;i++,wire+=2) {
      if ((wire[0]<first)||(wire[0]>last)) {
          *errorRtrn = _XkbErrCode4(0x53,first,last,wire[0]);
          return 0;
      }
      if (wire[1]&(~XkbAllExplicitMask)) {
           *errorRtrn= _XkbErrCode3(0x52,~XkbAllExplicitMask,wire[1]);
           return 0;
      }
    }
    wire+= XkbPaddedSize(wire-start)-(wire-start);
    *wireRtrn= wire;
    return 1;
}

static int
CheckModifierMap(XkbDescPtr xkb,xkbSetMapReq *req,CARD8 **wireRtrn,int *errRtrn)
{
register CARD8 *  wire = *wireRtrn;
CARD8 *           start;
register unsigned       i;
int               first,last;

    if (((req->present&XkbModifierMapMask)==0)||(req->nModMapKeys<1)) {
      req->present&= ~XkbModifierMapMask;
      req->nModMapKeys= 0;
      return 1;
    }
    first= req->firstModMapKey;
    last=  first+req->nModMapKeys-1;
    if (first<req->minKeyCode) {
      *errRtrn = _XkbErrCode3(0x61,first,req->minKeyCode);
      return 0;
    }
    if (last>req->maxKeyCode) {
      *errRtrn = _XkbErrCode3(0x62,last,req->maxKeyCode);
      return 0;
    }
    start= wire; 
    for (i=0;i<req->totalModMapKeys;i++,wire+=2) {
      if ((wire[0]<first)||(wire[0]>last)) {
          *errRtrn = _XkbErrCode4(0x63,first,last,wire[0]);
          return 0;
      }
    }
    wire+= XkbPaddedSize(wire-start)-(wire-start);
    *wireRtrn= wire;
    return 1;
}

static int
CheckVirtualModMap(     XkbDescPtr xkb,
                  xkbSetMapReq *req,
                  xkbVModMapWireDesc **wireRtrn,
                  int *errRtrn)
{
register xkbVModMapWireDesc * wire = *wireRtrn;
register unsigned             i;
int                     first,last;

    if (((req->present&XkbVirtualModMapMask)==0)||(req->nVModMapKeys<1)) {
      req->present&= ~XkbVirtualModMapMask;
      req->nVModMapKeys= 0;
      return 1;
    }
    first= req->firstVModMapKey;
    last=  first+req->nVModMapKeys-1;
    if (first<req->minKeyCode) {
      *errRtrn = _XkbErrCode3(0x71,first,req->minKeyCode);
      return 0;
    }
    if (last>req->maxKeyCode) {
      *errRtrn = _XkbErrCode3(0x72,last,req->maxKeyCode);
      return 0;
    }
    for (i=0;i<req->totalVModMapKeys;i++,wire++) {
      if ((wire->key<first)||(wire->key>last)) {
          *errRtrn = _XkbErrCode4(0x73,first,last,wire->key);
          return 0;
      }
    }
    *wireRtrn= wire;
    return 1;
}

static char *
SetKeyTypes(      XkbDescPtr        xkb,
            xkbSetMapReq *          req,
            xkbKeyTypeWireDesc *    wire,
            XkbChangesPtr           changes)
{
register unsigned i;
unsigned          first,last;
CARD8             *map;

    if ((unsigned)(req->firstType+req->nTypes)>xkb->map->size_types) {
      i= req->firstType+req->nTypes;
      if (XkbAllocClientMap(xkb,XkbKeyTypesMask,i)!=Success) {
          return NULL;
      }
    }
    if ((unsigned)(req->firstType+req->nTypes)>xkb->map->num_types)
      xkb->map->num_types= req->firstType+req->nTypes;

    for (i=0;i<req->nTypes;i++) {
      XkbKeyTypePtr           pOld;
      register unsigned       n;

      if (XkbResizeKeyType(xkb,i+req->firstType,wire->nMapEntries,
                        wire->preserve,wire->numLevels)!=Success) {
          return NULL;
      }
      pOld = &xkb->map->types[i+req->firstType];
      map = (CARD8 *)&wire[1];

      pOld->mods.real_mods = wire->realMods;
      pOld->mods.vmods= wire->virtualMods;
      pOld->num_levels = wire->numLevels;
      pOld->map_count= wire->nMapEntries;

      pOld->mods.mask= pOld->mods.real_mods|
                              XkbMaskForVMask(xkb,pOld->mods.vmods);

      if (wire->nMapEntries) {
          xkbKTSetMapEntryWireDesc *mapWire;
          xkbModsWireDesc *preWire;
          unsigned tmp;
          mapWire= (xkbKTSetMapEntryWireDesc *)map;
          preWire= (xkbModsWireDesc *)&mapWire[wire->nMapEntries];
          for (n=0;n<wire->nMapEntries;n++) {
            pOld->map[n].active= 1;
            pOld->map[n].mods.mask= mapWire[n].realMods;
            pOld->map[n].mods.real_mods= mapWire[n].realMods;
            pOld->map[n].mods.vmods= mapWire[n].virtualMods;
            pOld->map[n].level= mapWire[n].level;
            if (mapWire[n].virtualMods!=0) {
                tmp= XkbMaskForVMask(xkb,mapWire[n].virtualMods);
                pOld->map[n].active= (tmp!=0);
                pOld->map[n].mods.mask|= tmp;
            }
            if (wire->preserve) {
                pOld->preserve[n].real_mods= preWire[n].realMods;
                pOld->preserve[n].vmods= preWire[n].virtualMods;
                tmp= XkbMaskForVMask(xkb,preWire[n].virtualMods);
                pOld->preserve[n].mask= preWire[n].realMods|tmp;
            }
          }
          if (wire->preserve)
             map= (CARD8 *)&preWire[wire->nMapEntries];
          else map= (CARD8 *)&mapWire[wire->nMapEntries];
      }
      else map= (CARD8 *)&wire[1];
      wire = (xkbKeyTypeWireDesc *)map;
    }
    first= req->firstType;
    last= first+req->nTypes-1; /* last changed type */
    if (changes->map.changed&XkbKeyTypesMask) {
      int oldLast;
      oldLast= changes->map.first_type+changes->map.num_types-1;
      if (changes->map.first_type<first)
          first= changes->map.first_type;
      if (oldLast>last)
          last= oldLast;
    }
    changes->map.changed|= XkbKeyTypesMask;
    changes->map.first_type = first;
    changes->map.num_types = (last-first)+1;
    return (char *)wire;
}

static char *
SetKeySyms( ClientPtr         client,
            XkbDescPtr        xkb,
            xkbSetMapReq *          req,
            xkbSymMapWireDesc *     wire,
            XkbChangesPtr           changes,
            DeviceIntPtr            dev)
{
register unsigned       i,s;
XkbSymMapPtr            oldMap;
KeySym *          newSyms;
KeySym *          pSyms;
unsigned          first,last;

    oldMap = &xkb->map->key_sym_map[req->firstKeySym];
    for (i=0;i<req->nKeySyms;i++,oldMap++) {
      pSyms = (KeySym *)&wire[1];
      if (wire->nSyms>0) {
          newSyms = XkbResizeKeySyms(xkb,i+req->firstKeySym,wire->nSyms);
          for (s=0;s<wire->nSyms;s++) {
            newSyms[s]= pSyms[s];
          }
          if (client->swapped) {
            int n;
            for (s=0;s<wire->nSyms;s++) {
                swapl(&newSyms[s],n);
            }
          }
      }
      oldMap->kt_index[0] = wire->ktIndex[0];
      oldMap->kt_index[1] = wire->ktIndex[1];
      oldMap->kt_index[2] = wire->ktIndex[2];
      oldMap->kt_index[3] = wire->ktIndex[3];
      oldMap->group_info = wire->groupInfo;
      oldMap->width = wire->width;
      wire= (xkbSymMapWireDesc *)&pSyms[wire->nSyms];
    }
    first= req->firstKeySym;
    last= first+req->nKeySyms-1;
    if (changes->map.changed&XkbKeySymsMask) {
      int oldLast= (changes->map.first_key_sym+changes->map.num_key_syms-1);
      if (changes->map.first_key_sym<first)
          first= changes->map.first_key_sym;
      if (oldLast>last)
          last= oldLast;
    }
    changes->map.changed|= XkbKeySymsMask;
    changes->map.first_key_sym = first;
    changes->map.num_key_syms = (last-first+1);

    s= 0;
    for (i=xkb->min_key_code;i<=xkb->max_key_code;i++) {
      if (XkbKeyNumGroups(xkb,i)>s)
          s= XkbKeyNumGroups(xkb,i);
    }
    if (s!=xkb->ctrls->num_groups) {
      xkbControlsNotify cn;
      XkbControlsRec          old;
      cn.keycode= 0;
      cn.eventType= 0;
      cn.requestMajor= XkbReqCode;
      cn.requestMinor= X_kbSetMap;
      old= *xkb->ctrls;
      xkb->ctrls->num_groups= s;
      if (XkbComputeControlsNotify(dev,&old,xkb->ctrls,&cn,False))
          XkbSendControlsNotify(dev,&cn);
    }
    return (char *)wire;
}

static char *
SetKeyActions(    XkbDescPtr  xkb,
            xkbSetMapReq *    req,
            CARD8 *           wire,
            XkbChangesPtr     changes)
{
register unsigned i,first,last;
CARD8 *                 nActs = wire;
XkbAction *       newActs;
    
    wire+= XkbPaddedSize(req->nKeyActs);
    for (i=0;i<req->nKeyActs;i++) {
      if (nActs[i]==0)
          xkb->server->key_acts[i+req->firstKeyAct]= 0;
      else {
          newActs= XkbResizeKeyActions(xkb,i+req->firstKeyAct,nActs[i]);
          memcpy((char *)newActs,(char *)wire,
                              nActs[i]*SIZEOF(xkbActionWireDesc));
          wire+= nActs[i]*SIZEOF(xkbActionWireDesc);
      }
    }
    first= req->firstKeyAct;
    last= (first+req->nKeyActs-1);
    if (changes->map.changed&XkbKeyActionsMask) {
      int oldLast;
      oldLast= changes->map.first_key_act+changes->map.num_key_acts-1;
      if (changes->map.first_key_act<first)
          first= changes->map.first_key_act;
      if (oldLast>last)
          last= oldLast;
    }
    changes->map.changed|= XkbKeyActionsMask;
    changes->map.first_key_act= first;
    changes->map.num_key_acts= (last-first+1);
    return (char *)wire;
}

static char *
SetKeyBehaviors(  XkbSrvInfoPtr      xkbi,
                  xkbSetMapReq      *req,
                  xkbBehaviorWireDesc     *wire,
                  XkbChangesPtr      changes)
{
register unsigned i;
int maxRG = -1;
XkbDescPtr       xkb = xkbi->desc;
XkbServerMapPtr    server = xkb->server;
unsigned     first,last;

    first= req->firstKeyBehavior;
    last= req->firstKeyBehavior+req->nKeyBehaviors-1;
    bzero(&server->behaviors[first],req->nKeyBehaviors*sizeof(XkbBehavior));
    for (i=0;i<req->totalKeyBehaviors;i++) {
      if ((server->behaviors[wire->key].type&XkbKB_Permanent)==0) {
          server->behaviors[wire->key].type= wire->type;
          server->behaviors[wire->key].data= wire->data;
          if ((wire->type==XkbKB_RadioGroup)&&(((int)wire->data)>maxRG))
            maxRG= wire->data + 1;
      }
      wire++;
    }

    if (maxRG>(int)xkbi->nRadioGroups) {
        int sz = maxRG*sizeof(XkbRadioGroupRec);
        if (xkbi->radioGroups)
             xkbi->radioGroups=(XkbRadioGroupPtr)_XkbRealloc(xkbi->radioGroups,sz);
        else xkbi->radioGroups= (XkbRadioGroupPtr)_XkbCalloc(1, sz);
        if (xkbi->radioGroups) {
             if (xkbi->nRadioGroups)
                bzero(&xkbi->radioGroups[xkbi->nRadioGroups],
                        (maxRG-xkbi->nRadioGroups)*sizeof(XkbRadioGroupRec));
             xkbi->nRadioGroups= maxRG;
        }
        else xkbi->nRadioGroups= 0;
        /* should compute members here */
    }
    if (changes->map.changed&XkbKeyBehaviorsMask) {
      unsigned oldLast;
      oldLast= changes->map.first_key_behavior+
                              changes->map.num_key_behaviors-1;
        if (changes->map.first_key_behavior<req->firstKeyBehavior)
             first= changes->map.first_key_behavior;
        if (oldLast>last)
            last= oldLast;
    }
    changes->map.changed|= XkbKeyBehaviorsMask;
    changes->map.first_key_behavior = first;
    changes->map.num_key_behaviors = (last-first+1);
    return (char *)wire;
}

static char *
SetVirtualMods(XkbSrvInfoPtr xkbi,xkbSetMapReq *req,CARD8 *wire,
                                    XkbChangesPtr changes)
{
register int            i,bit,nMods;
XkbServerMapPtr         srv = xkbi->desc->server;

    if (((req->present&XkbVirtualModsMask)==0)||(req->virtualMods==0))
      return (char *)wire;
    for (i=nMods=0,bit=1;i<XkbNumVirtualMods;i++,bit<<=1) {
      if (req->virtualMods&bit) {
          if (srv->vmods[i]!=wire[nMods]) {
            changes->map.changed|= XkbVirtualModsMask;
            changes->map.vmods|= bit;
            srv->vmods[i]= wire[nMods];
          }
          nMods++;
      }
    }
    return (char *)(wire+XkbPaddedSize(nMods));
}

static char *
SetKeyExplicit(XkbSrvInfoPtr xkbi,xkbSetMapReq *req,CARD8 *wire,
                                          XkbChangesPtr changes)
{
register unsigned i,first,last;
XkbServerMapPtr         xkb = xkbi->desc->server;
CARD8 *                 start;

    start= wire;
    first= req->firstKeyExplicit;
    last=  req->firstKeyExplicit+req->nKeyExplicit-1;
    bzero(&xkb->explicit[first],req->nKeyExplicit);
    for (i=0;i<req->totalKeyExplicit;i++,wire+= 2) {
      xkb->explicit[wire[0]]= wire[1];
    }
    if (first>0) {
      if (changes->map.changed&XkbExplicitComponentsMask) {
          int oldLast;
          oldLast= changes->map.first_key_explicit+
                              changes->map.num_key_explicit-1;
          if (changes->map.first_key_explicit<first)
            first= changes->map.first_key_explicit;
          if (oldLast>last)
            last= oldLast;
      }
      changes->map.first_key_explicit= first;
      changes->map.num_key_explicit= (last-first)+1;
    }
    wire+= XkbPaddedSize(wire-start)-(wire-start);
    return (char *)wire;
}

static char *
SetModifierMap(   XkbSrvInfoPtr     xkbi,
            xkbSetMapReq *    req,
            CARD8 *           wire,
            XkbChangesPtr     changes)
{
register unsigned i,first,last;
XkbClientMapPtr         xkb = xkbi->desc->map;
CARD8 *                 start;

    start= wire;
    first= req->firstModMapKey;
    last=  req->firstModMapKey+req->nModMapKeys-1;
    bzero(&xkb->modmap[first],req->nModMapKeys);
    for (i=0;i<req->totalModMapKeys;i++,wire+= 2) {
      xkb->modmap[wire[0]]= wire[1];
    }
    if (first>0) {
      if (changes->map.changed&XkbModifierMapMask) {
          int oldLast;
          oldLast= changes->map.first_modmap_key+
                                    changes->map.num_modmap_keys-1;
          if (changes->map.first_modmap_key<first)
            first= changes->map.first_modmap_key;
          if (oldLast>last)
            last= oldLast;
      }
      changes->map.first_modmap_key= first;
      changes->map.num_modmap_keys= (last-first)+1;
    }
    wire+= XkbPaddedSize(wire-start)-(wire-start);
    return (char *)wire;
}

static char *
SetVirtualModMap( XkbSrvInfoPtr           xkbi,
                  xkbSetMapReq *          req,
                  xkbVModMapWireDesc *    wire,
                  XkbChangesPtr           changes)
{
register unsigned i,first,last;
XkbServerMapPtr         srv = xkbi->desc->server;

    first= req->firstVModMapKey;
    last=  req->firstVModMapKey+req->nVModMapKeys-1;
    bzero(&srv->vmodmap[first],req->nVModMapKeys*sizeof(unsigned short));
    for (i=0;i<req->totalVModMapKeys;i++,wire++) {
      srv->vmodmap[wire->key]= wire->vmods;
    }
    if (first>0) {
      if (changes->map.changed&XkbVirtualModMapMask) {
          int oldLast;
          oldLast= changes->map.first_vmodmap_key+
                              changes->map.num_vmodmap_keys-1;
          if (changes->map.first_vmodmap_key<first)
            first= changes->map.first_vmodmap_key;
          if (oldLast>last)
            last= oldLast;
      }
      changes->map.first_vmodmap_key= first;
      changes->map.num_vmodmap_keys= (last-first)+1;
    }
    return (char *)wire;
}

int
ProcXkbSetMap(ClientPtr client)
{
    DeviceIntPtr  dev;
    XkbSrvInfoPtr xkbi;
    XkbDescPtr          xkb;
    XkbChangesRec change;
    XkbEventCauseRec    cause;
    int                 nTypes,nActions,error;
    char *        tmp;
    CARD8         mapWidths[XkbMaxLegalKeyCode+1];
    CARD16        symsPerKey[XkbMaxLegalKeyCode+1];
    Bool          sentNKN;

    REQUEST(xkbSetMapReq);
    REQUEST_AT_LEAST_SIZE(xkbSetMapReq);

    if (!(client->xkbClientFlags&_XkbClientInitialized))
      return BadAccess;

    CHK_KBD_DEVICE(dev,stuff->deviceSpec);
    CHK_MASK_LEGAL(0x01,stuff->present,XkbAllMapComponentsMask);

    XkbSetCauseXkbReq(&cause,X_kbSetMap,client);
    xkbi= dev->key->xkbInfo;
    xkb = xkbi->desc;

    if ((xkb->min_key_code!=stuff->minKeyCode)||
                        (xkb->max_key_code!=stuff->maxKeyCode)) {
      if (client->vMajor!=1) { /* pre 1.0 versions of Xlib have a bug */
          stuff->minKeyCode= xkb->min_key_code;
          stuff->maxKeyCode= xkb->max_key_code;
      }
      else {
          if (!XkbIsLegalKeycode(stuff->minKeyCode)) {
            client->errorValue= _XkbErrCode3(2,stuff->minKeyCode,
                                          stuff->maxKeyCode);
            return BadValue;
          }
          if (stuff->minKeyCode>stuff->maxKeyCode) {
            client->errorValue= _XkbErrCode3(3,stuff->minKeyCode,
                                          stuff->maxKeyCode);
            return BadMatch;
          }
      }
    }

    tmp = (char *)&stuff[1];
    if ((stuff->present&XkbKeyTypesMask)&&
      (!CheckKeyTypes(client,xkb,stuff,(xkbKeyTypeWireDesc **)&tmp,
                                    &nTypes,mapWidths))) {
      client->errorValue = nTypes;
      return BadValue;
    }
    if ((stuff->present&XkbKeySymsMask)&&
      (!CheckKeySyms(client,xkb,stuff,nTypes,mapWidths,symsPerKey,
                              (xkbSymMapWireDesc **)&tmp,&error))) {
      client->errorValue = error;
      return BadValue;
    }

    if ((stuff->present&XkbKeyActionsMask)&&
      (!CheckKeyActions(xkb,stuff,nTypes,mapWidths,symsPerKey,
                                    (CARD8 **)&tmp,&nActions))) {
      client->errorValue = nActions;
      return BadValue;
    }

    if ((stuff->present&XkbKeyBehaviorsMask)&&
      (!CheckKeyBehaviors(xkb,stuff,(xkbBehaviorWireDesc**)&tmp,&error))) {
      client->errorValue = error;
      return BadValue;
    }

    if ((stuff->present&XkbVirtualModsMask)&&
      (!CheckVirtualMods(xkb,stuff,(CARD8 **)&tmp,&error))) {
      client->errorValue= error;
      return BadValue;
    }
    if ((stuff->present&XkbExplicitComponentsMask)&&
      (!CheckKeyExplicit(xkb,stuff,(CARD8 **)&tmp,&error))) {
      client->errorValue= error;
      return BadValue;
    }
    if ((stuff->present&XkbModifierMapMask)&&
      (!CheckModifierMap(xkb,stuff,(CARD8 **)&tmp,&error))) {
      client->errorValue= error;
      return BadValue;
    }
    if ((stuff->present&XkbVirtualModMapMask)&&
      (!CheckVirtualModMap(xkb,stuff,(xkbVModMapWireDesc **)&tmp,&error))) {
      client->errorValue= error;
      return BadValue;
    }
    if (((tmp-((char *)stuff))/4)!=stuff->length) {
      ErrorF("Internal error! Bad length in XkbSetMap (after check)\n");
      client->errorValue = tmp-((char *)&stuff[1]);
      return BadLength;
    }
    bzero(&change,sizeof(change));
    sentNKN= False;
    if ((xkb->min_key_code!=stuff->minKeyCode)||
                        (xkb->max_key_code!=stuff->maxKeyCode)) {
      Status                  status;
      xkbNewKeyboardNotify    nkn;
      nkn.deviceID= nkn.oldDeviceID= dev->id;
      nkn.oldMinKeyCode= xkb->min_key_code;
      nkn.oldMaxKeyCode= xkb->max_key_code;
      status= XkbChangeKeycodeRange(xkb,stuff->minKeyCode,stuff->maxKeyCode,
                                                &change);
      if (status!=Success)
          return status;
      nkn.minKeyCode= xkb->min_key_code;
      nkn.maxKeyCode= xkb->max_key_code;
      nkn.requestMajor= XkbReqCode;
      nkn.requestMinor= X_kbSetMap;
      nkn.changed= XkbNKN_KeycodesMask;
      XkbSendNewKeyboardNotify(dev,&nkn);
      sentNKN= True;
    }
    tmp = (char *)&stuff[1];
    if (stuff->present&XkbKeyTypesMask) {
      tmp = SetKeyTypes(xkb,stuff,(xkbKeyTypeWireDesc *)tmp,&change);
      if (!tmp)   goto allocFailure;
    }
    if (stuff->present&XkbKeySymsMask) {
      tmp = SetKeySyms(client,xkb,stuff,(xkbSymMapWireDesc *)tmp,&change,dev);
      if (!tmp)   goto allocFailure;
    }
    if (stuff->present&XkbKeyActionsMask) {
      tmp = SetKeyActions(xkb,stuff,(CARD8 *)tmp,&change);
      if (!tmp)   goto allocFailure;
    }
    if (stuff->present&XkbKeyBehaviorsMask) {
      tmp= SetKeyBehaviors(xkbi,stuff,(xkbBehaviorWireDesc *)tmp,&change);
      if (!tmp)   goto allocFailure;
    }
    if (stuff->present&XkbVirtualModsMask)
      tmp= SetVirtualMods(xkbi,stuff,(CARD8 *)tmp,&change);
    if (stuff->present&XkbExplicitComponentsMask)
      tmp= SetKeyExplicit(xkbi,stuff,(CARD8 *)tmp,&change);
    if (stuff->present&XkbModifierMapMask)
      tmp= SetModifierMap(xkbi,stuff,(CARD8 *)tmp,&change);
    if (stuff->present&XkbVirtualModMapMask)
      tmp= SetVirtualModMap(xkbi,stuff,(xkbVModMapWireDesc *)tmp,&change);
    if (((tmp-((char *)stuff))/4)!=stuff->length) {
      ErrorF("Internal error! Bad length in XkbSetMap (after set)\n");
      client->errorValue = tmp-((char *)&stuff[1]);
      return BadLength;
    }
    if (stuff->flags&XkbSetMapRecomputeActions) {
      KeyCode           first,last,firstMM,lastMM;
      if (change.map.num_key_syms>0) {
          first= change.map.first_key_sym;
          last= first+change.map.num_key_syms-1;
      }
      else first= last= 0;
      if (change.map.num_modmap_keys>0) {
          firstMM= change.map.first_modmap_key;
          lastMM= first+change.map.num_modmap_keys-1;
      }
      else firstMM= lastMM= 0;
      if ((last>0) && (lastMM>0)) {
          if (firstMM<first)
            first= firstMM;
          if (lastMM>last)
            last= lastMM;
      }
      else if (lastMM>0) {
          first= firstMM;
          last= lastMM;
      }
      if (last>0) {
          unsigned check= 0;
          XkbUpdateActions(dev,first,(last-first+1),&change,&check,&cause);
          if (check)
            XkbCheckSecondaryEffects(xkbi,check,&change,&cause);
      }
    }
    if (!sentNKN)
      XkbSendNotification(dev,&change,&cause);

    XkbUpdateCoreDescription(dev,False);
    return client->noClientException;
allocFailure:
    return BadAlloc;
}

/***====================================================================***/

static Status
XkbComputeGetCompatMapReplySize(    XkbCompatMapPtr   compat,
                              xkbGetCompatMapReply *  rep)
{
unsigned     size,nGroups;

    nGroups= 0;
    if (rep->groups!=0) {
      register int i,bit;
      for (i=0,bit=1;i<XkbNumKbdGroups;i++,bit<<=1) {
          if (rep->groups&bit)
            nGroups++;
      }
    }
    size= nGroups*SIZEOF(xkbModsWireDesc);
    size+= (rep->nSI*SIZEOF(xkbSymInterpretWireDesc));
    rep->length= size/4;
    return Success;
}

static int
XkbSendCompatMap( ClientPtr         client,
                  XkbCompatMapPtr   compat,
                  xkbGetCompatMapReply *  rep)
{
char  *     data;
int         size;

    size= rep->length*4;
    if (size>0) {
      data = (char *)ALLOCATE_LOCAL(size);
      if (data) {
          register unsigned i,bit;
          xkbModsWireDesc *   grp;
          XkbSymInterpretPtr  sym= &compat->sym_interpret[rep->firstSI];
          xkbSymInterpretWireDesc *wire = (xkbSymInterpretWireDesc *)data;
          for (i=0;i<rep->nSI;i++,sym++,wire++) {
            wire->sym= sym->sym;
            wire->mods= sym->mods;
            wire->match= sym->match;
            wire->virtualMod= sym->virtual_mod;
            wire->flags= sym->flags;
            memcpy((char*)&wire->act,(char*)&sym->act,sz_xkbActionWireDesc);
            if (client->swapped) {
                register int n;
                swapl(&wire->sym,n);
            }
          }
          if (rep->groups) {
            grp = (xkbModsWireDesc *)wire;
            for (i=0,bit=1;i<XkbNumKbdGroups;i++,bit<<=1) {
                if (rep->groups&bit) {
                  grp->mask= compat->groups[i].mask;
                  grp->realMods= compat->groups[i].real_mods;
                  grp->virtualMods= compat->groups[i].vmods;
                  if (client->swapped) {
                      register int n;
                      swaps(&grp->virtualMods,n);
                  }
                  grp++;
                }
            }
            wire= (xkbSymInterpretWireDesc*)grp;
          }
      }
      else return BadAlloc;
    }
    else data= NULL;

    if (client->swapped) {
      register int n;
      swaps(&rep->sequenceNumber,n);
      swapl(&rep->length,n);
      swaps(&rep->firstSI,n);
      swaps(&rep->nSI,n);
      swaps(&rep->nTotalSI,n);
    }

    WriteToClient(client, SIZEOF(xkbGetCompatMapReply), (char *)rep);
    if (data) {
      WriteToClient(client, size, data);
      DEALLOCATE_LOCAL((char *)data);
    }
    return client->noClientException;
}

int
ProcXkbGetCompatMap(ClientPtr client)
{
    xkbGetCompatMapReply      rep;
    DeviceIntPtr        dev;
    XkbDescPtr                xkb;
    XkbCompatMapPtr           compat;

    REQUEST(xkbGetCompatMapReq);
    REQUEST_SIZE_MATCH(xkbGetCompatMapReq);

    if (!(client->xkbClientFlags&_XkbClientInitialized))
      return BadAccess;

    CHK_KBD_DEVICE(dev,stuff->deviceSpec);

    xkb = dev->key->xkbInfo->desc;
    compat= xkb->compat;

    rep.type = X_Reply;
    rep.deviceID = dev->id;
    rep.sequenceNumber = client->sequence;
    rep.length = 0;
    rep.firstSI = stuff->firstSI;
    rep.nSI = stuff->nSI;
    if (stuff->getAllSI) {
      rep.firstSI = 0;
      rep.nSI = compat->num_si;
    }
    else if ((((unsigned)stuff->nSI)>0)&&
            ((unsigned)(stuff->firstSI+stuff->nSI-1)>=compat->num_si)) {
      client->errorValue = _XkbErrCode2(0x05,compat->num_si);
      return BadValue;
    }
    rep.nTotalSI = compat->num_si;
    rep.groups= stuff->groups;
    XkbComputeGetCompatMapReplySize(compat,&rep);
    return XkbSendCompatMap(client,compat,&rep);
}

int
ProcXkbSetCompatMap(ClientPtr client)
{
    DeviceIntPtr  dev;
    XkbSrvInfoPtr       xkbi;
    XkbDescPtr          xkb;
    XkbCompatMapPtr     compat;
    char    *     data;
    int                 nGroups;
    register unsigned   i,bit;

    REQUEST(xkbSetCompatMapReq);
    REQUEST_AT_LEAST_SIZE(xkbSetCompatMapReq);

    if (!(client->xkbClientFlags&_XkbClientInitialized))
      return BadAccess;

    CHK_KBD_DEVICE(dev,stuff->deviceSpec);

    data = (char *)&stuff[1];
    xkbi = dev->key->xkbInfo;
    xkb= xkbi->desc;
    compat= xkb->compat;
    if ((stuff->nSI>0)||(stuff->truncateSI)) {
      xkbSymInterpretWireDesc *wire;
      if (stuff->firstSI>compat->num_si) {
          client->errorValue = _XkbErrCode2(0x02,compat->num_si);
          return BadValue;
      }
      wire= (xkbSymInterpretWireDesc *)data;
      wire+= stuff->nSI;
      data = (char *)wire;
    }
    nGroups= 0;
    if (stuff->groups!=0) {
      for (i=0,bit=1;i<XkbNumKbdGroups;i++,bit<<=1) {
          if ( stuff->groups&bit )
            nGroups++;
      }
    }
    data+= nGroups*SIZEOF(xkbModsWireDesc);
    if (((data-((char *)stuff))/4)!=stuff->length) {
      return BadLength;
    }
    data = (char *)&stuff[1];
    if (stuff->nSI>0) {
      xkbSymInterpretWireDesc *wire = (xkbSymInterpretWireDesc *)data;
      XkbSymInterpretPtr      sym;
      if ((unsigned)(stuff->firstSI+stuff->nSI)>compat->num_si) {
          compat->num_si= stuff->firstSI+stuff->nSI;
          compat->sym_interpret= _XkbTypedRealloc(compat->sym_interpret,
                                       compat->num_si,
                                       XkbSymInterpretRec);
          if (!compat->sym_interpret) {
            compat->num_si= 0;
            return BadAlloc;
          }
      }
      else if (stuff->truncateSI) {
          compat->num_si = stuff->firstSI+stuff->nSI;
      }
      sym = &compat->sym_interpret[stuff->firstSI];
      for (i=0;i<stuff->nSI;i++,wire++,sym++) {
          if (client->swapped) {
            register int n;
            swapl(&wire->sym,n);
          }
          sym->sym= wire->sym;
          sym->mods= wire->mods;
          sym->match= wire->match;
          sym->flags= wire->flags;
          sym->virtual_mod= wire->virtualMod;
          memcpy((char *)&sym->act,(char *)&wire->act,
                                    SIZEOF(xkbActionWireDesc));
      }
      data = (char *)wire;
    }
    else if (stuff->truncateSI) {
      compat->num_si = stuff->firstSI;
    }

    if (stuff->groups!=0) {
      register unsigned i,bit;
      xkbModsWireDesc *wire = (xkbModsWireDesc *)data;
      for (i=0,bit=1;i<XkbNumKbdGroups;i++,bit<<=1) {
          if (stuff->groups&bit) {
            if (client->swapped) {
                register int n;
                swaps(&wire->virtualMods,n);
            }
            compat->groups[i].mask= wire->realMods;
            compat->groups[i].real_mods= wire->realMods;
            compat->groups[i].vmods= wire->virtualMods;
            if (wire->virtualMods!=0) {
                unsigned tmp;
                tmp= XkbMaskForVMask(xkb,wire->virtualMods);
                compat->groups[i].mask|= tmp;
            }
            data+= SIZEOF(xkbModsWireDesc);
            wire= (xkbModsWireDesc *)data;
          }
      }
    }
    i= XkbPaddedSize((data-((char *)stuff)));
    if ((i/4)!=stuff->length) {
      ErrorF("Internal length error on read in ProcXkbSetCompatMap\n");
      return BadLength;
    }
    
    if (dev->xkb_interest) {
      xkbCompatMapNotify ev;
      ev.deviceID = dev->id;
      ev.changedGroups = stuff->groups;
      ev.firstSI = stuff->firstSI;
      ev.nSI = stuff->nSI;
      ev.nTotalSI = compat->num_si;
      XkbSendCompatMapNotify(dev,&ev);
    }

    if (stuff->recomputeActions) {
      XkbChangesRec           change;
      unsigned          check;
      XkbEventCauseRec  cause;

      XkbSetCauseXkbReq(&cause,X_kbSetCompatMap,client);
      bzero(&change,sizeof(XkbChangesRec));
      XkbUpdateActions(dev,xkb->min_key_code,XkbNumKeys(xkb),&change,&check,
                                                      &cause);
      if (check)
          XkbCheckSecondaryEffects(xkbi,check,&change,&cause);
      XkbUpdateCoreDescription(dev,False);
      XkbSendNotification(dev,&change,&cause);
    }
    return client->noClientException;
}

/***====================================================================***/

int
ProcXkbGetIndicatorState(ClientPtr client)
{
    xkbGetIndicatorStateReply       rep;
    XkbSrvLedInfoPtr          sli;
    DeviceIntPtr        dev;
    register int        i;

    REQUEST(xkbGetIndicatorStateReq);
    REQUEST_SIZE_MATCH(xkbGetIndicatorStateReq);

    if (!(client->xkbClientFlags&_XkbClientInitialized))
      return BadAccess;

    CHK_KBD_DEVICE(dev,stuff->deviceSpec);

    sli= XkbFindSrvLedInfo(dev,XkbDfltXIClass,XkbDfltXIId,
                                    XkbXI_IndicatorStateMask);
    if (!sli)
      return BadAlloc;

    rep.type = X_Reply;
    rep.sequenceNumber = client->sequence;
    rep.length = 0;
    rep.deviceID = dev->id;
    rep.state = sli->effectiveState;

    if (client->swapped) {
      swaps(&rep.sequenceNumber,i);
      swapl(&rep.state,i);
    }
    WriteToClient(client, SIZEOF(xkbGetIndicatorStateReply), (char *)&rep);
    return client->noClientException;
}

/***====================================================================***/

Status
XkbComputeGetIndicatorMapReplySize(
    XkbIndicatorPtr           indicators,
    xkbGetIndicatorMapReply   *rep)
{
register int      i,bit;
int         nIndicators;

    rep->realIndicators = indicators->phys_indicators;
    for (i=nIndicators=0,bit=1;i<XkbNumIndicators;i++,bit<<=1) {
      if (rep->which&bit)
          nIndicators++;
    }
    rep->length = (nIndicators*SIZEOF(xkbIndicatorMapWireDesc))/4;
    return Success;
}

int
XkbSendIndicatorMap(    ClientPtr               client,
                  XkbIndicatorPtr               indicators,
                  xkbGetIndicatorMapReply *     rep)
{
int               length;
CARD8 *                 map;
register int            i;
register unsigned bit;

    length = rep->length*4;
    if (length>0) {
      CARD8 *to;
      to= map= (CARD8 *)ALLOCATE_LOCAL(length);
      if (map) {
          xkbIndicatorMapWireDesc  *wire = (xkbIndicatorMapWireDesc *)to;
          for (i=0,bit=1;i<XkbNumIndicators;i++,bit<<=1) {
            if (rep->which&bit) {
                wire->flags= indicators->maps[i].flags;
                wire->whichGroups= indicators->maps[i].which_groups;
                wire->groups= indicators->maps[i].groups;
                wire->whichMods= indicators->maps[i].which_mods;
                wire->mods= indicators->maps[i].mods.mask;
                wire->realMods= indicators->maps[i].mods.real_mods;
                wire->virtualMods= indicators->maps[i].mods.vmods;
                wire->ctrls= indicators->maps[i].ctrls;
                if (client->swapped) {
                  register int n;
                  swaps(&wire->virtualMods,n);
                  swapl(&wire->ctrls,n);
                }
                wire++;
            }
          }
          to = (CARD8 *)wire;
          if ((to-map)!=length) {
            client->errorValue = _XkbErrCode2(0xff,length);
            return BadLength;
          }
      }
      else return BadAlloc;
    }
    else map = NULL;
    if (client->swapped) {
      swaps(&rep->sequenceNumber,i);
      swapl(&rep->length,i);
      swapl(&rep->which,i);
      swapl(&rep->realIndicators,i);
    }
    WriteToClient(client, SIZEOF(xkbGetIndicatorMapReply), (char *)rep);
    if (map) {
      WriteToClient(client, length, (char *)map);
      DEALLOCATE_LOCAL((char *)map);
    }
    return client->noClientException;
}

int
ProcXkbGetIndicatorMap(ClientPtr client)
{
xkbGetIndicatorMapReply rep;
DeviceIntPtr            dev;
XkbDescPtr        xkb;
XkbIndicatorPtr         leds;

    REQUEST(xkbGetIndicatorMapReq);
    REQUEST_SIZE_MATCH(xkbGetIndicatorMapReq);

    if (!(client->xkbClientFlags&_XkbClientInitialized))
      return BadAccess;

    CHK_KBD_DEVICE(dev,stuff->deviceSpec);

    xkb= dev->key->xkbInfo->desc;
    leds= xkb->indicators;

    rep.type = X_Reply;
    rep.sequenceNumber = client->sequence;
    rep.length = 0;
    rep.deviceID = dev->id;
    rep.which = stuff->which;
    XkbComputeGetIndicatorMapReplySize(leds,&rep);
    return XkbSendIndicatorMap(client,leds,&rep);
}

int
ProcXkbSetIndicatorMap(ClientPtr client)
{
    register int  i,bit;
    int                 nIndicators,why;
    DeviceIntPtr  dev;
    XkbSrvInfoPtr xkbi;
    xkbIndicatorMapWireDesc *from;
    XkbSrvLedInfoPtr    sli;
    XkbEventCauseRec    cause;

    REQUEST(xkbSetIndicatorMapReq);
    REQUEST_AT_LEAST_SIZE(xkbSetIndicatorMapReq);

    if (!(client->xkbClientFlags&_XkbClientInitialized))
      return BadAccess;

    dev = _XkbLookupKeyboard(stuff->deviceSpec,&why);
    if (!dev) {
      client->errorValue = _XkbErrCode2(why,stuff->deviceSpec);
      return XkbKeyboardErrorCode;
    }
    xkbi= dev->key->xkbInfo;

    if (stuff->which==0)
      return client->noClientException;

    for (nIndicators=i=0,bit=1;i<XkbNumIndicators;i++,bit<<=1) {
      if (stuff->which&bit)
          nIndicators++;
    }
    if (stuff->length!=((SIZEOF(xkbSetIndicatorMapReq)+
                  (nIndicators*SIZEOF(xkbIndicatorMapWireDesc)))/4)) {
      return BadLength;
    }

    sli= XkbFindSrvLedInfo(dev,XkbDfltXIClass,XkbDfltXIId,
                                    XkbXI_IndicatorMapsMask);
    if (!sli)
      return BadAlloc;

    from = (xkbIndicatorMapWireDesc *)&stuff[1];
    for (i=0,bit=1;i<XkbNumIndicators;i++,bit<<=1) {
      if (stuff->which&bit) {
          if (client->swapped) {
            register int n;
            swaps(&from->virtualMods,n);
            swapl(&from->ctrls,n);
          }
          CHK_MASK_LEGAL(i,from->whichGroups,XkbIM_UseAnyGroup);
          CHK_MASK_LEGAL(i,from->whichMods,XkbIM_UseAnyMods);
          from++;
      }
    }

    from = (xkbIndicatorMapWireDesc *)&stuff[1];
    for (i=0,bit=1;i<XkbNumIndicators;i++,bit<<=1) {
      if (stuff->which&bit) {
          sli->maps[i].flags = from->flags;
          sli->maps[i].which_groups = from->whichGroups;
          sli->maps[i].groups = from->groups;
          sli->maps[i].which_mods = from->whichMods;
          sli->maps[i].mods.mask = from->mods;
          sli->maps[i].mods.real_mods = from->mods;
          sli->maps[i].mods.vmods= from->virtualMods;
          sli->maps[i].ctrls = from->ctrls;
          if (from->virtualMods!=0) {
            unsigned tmp;
            tmp= XkbMaskForVMask(xkbi->desc,from->virtualMods);
            sli->maps[i].mods.mask= from->mods|tmp;
          }
          from++;
      }
    }

    XkbSetCauseXkbReq(&cause,X_kbSetIndicatorMap,client);
    XkbApplyLedMapChanges(dev,sli,stuff->which,NULL,NULL,&cause);
    return client->noClientException;
}

/***====================================================================***/

int
ProcXkbGetNamedIndicator(ClientPtr client)
{
    DeviceIntPtr        dev;
    xkbGetNamedIndicatorReply       rep;
    register int        i = 0;
    XkbSrvLedInfoPtr          sli;
    XkbIndicatorMapPtr        map = NULL;
    Bool                supported;

    REQUEST(xkbGetNamedIndicatorReq);
    REQUEST_SIZE_MATCH(xkbGetNamedIndicatorReq);

    if (!(client->xkbClientFlags&_XkbClientInitialized))
      return BadAccess;

    CHK_LED_DEVICE(dev,stuff->deviceSpec);
    CHK_ATOM_ONLY(stuff->indicator);

    sli= XkbFindSrvLedInfo(dev,stuff->ledClass,stuff->ledID,0);
    if (!sli)
      return BadAlloc;

    supported= True;
    if (XkbXIUnsupported&XkbXI_IndicatorsMask) {
      if ((dev!=(DeviceIntPtr)LookupKeyboardDevice())||
                              ((sli->flags&XkbSLI_IsDefault)==0)) {
          supported= False;
      }
    }

    if (supported) {
      i= 0;
      map= NULL;
      if ((sli->names)&&(sli->maps)) {
          for (i=0;i<XkbNumIndicators;i++) {
            if (stuff->indicator==sli->names[i]) {
                map= &sli->maps[i];
                break;
            }
          }
      }
    }

    rep.type= X_Reply;
    rep.length = 0;
    rep.sequenceNumber = client->sequence;
    rep.deviceID = dev->id;
    rep.indicator= stuff->indicator;
    if ((map!=NULL)&&(supported)) {
      rep.found=        True;
      rep.on=                 ((sli->effectiveState&(1<<i))!=0);
      rep.realIndicator=      ((sli->physIndicators&(1<<i))!=0);
      rep.ndx=          i;
      rep.flags=        map->flags;
      rep.whichGroups=  map->which_groups;
      rep.groups=             map->groups;
      rep.whichMods=          map->which_mods;
      rep.mods=         map->mods.mask;
      rep.realMods=           map->mods.real_mods;
      rep.virtualMods=  map->mods.vmods;
      rep.ctrls=        map->ctrls;
      rep.supported=          True;
    }
    else  {
      rep.found=        False;
      rep.on=           False;
      rep.realIndicator=      False;
      rep.ndx=          XkbNoIndicator;
      rep.flags=        0;
      rep.whichGroups=  0;
      rep.groups=             0;
      rep.whichMods=          0;
      rep.mods=         0;
      rep.realMods=           0;
      rep.virtualMods=  0;
      rep.ctrls=        0;
      rep.supported=          supported;
    }
    if ( client->swapped ) {
      register int n;
      swapl(&rep.length,n);
      swaps(&rep.sequenceNumber,n);
      swapl(&rep.indicator,n);
      swaps(&rep.virtualMods,n);
      swapl(&rep.ctrls,n);
    }

    WriteToClient(client,SIZEOF(xkbGetNamedIndicatorReply), (char *)&rep);
    if (!supported) {
      xkbExtensionDeviceNotify        edev;

      bzero(&edev,sizeof(xkbExtensionDeviceNotify));
      edev.reason=            XkbXI_UnsupportedFeatureMask;
      edev.ledClass=          stuff->ledClass;
      edev.ledID=             stuff->ledID;
      edev.ledsDefined=       sli->namesPresent|sli->mapsPresent;
      edev.ledState=          sli->effectiveState;
      edev.firstBtn=          0;
      edev.nBtns=             0;
      edev.unsupported=       XkbXIUnsupported&XkbXI_IndicatorsMask;
      edev.supported=         XkbXI_AllFeaturesMask&(~XkbXIUnsupported);
      XkbSendExtensionDeviceNotify(dev,client,&edev);
    }
    return client->noClientException;
}

int
ProcXkbSetNamedIndicator(ClientPtr client)
{
    DeviceIntPtr        dev,kbd;
    XkbIndicatorMapPtr        map;
    XkbSrvLedInfoPtr          sli;
    register int        led = 0;
    unsigned                  extDevReason;
    unsigned                  statec,namec,mapc;
    XkbEventCauseRec          cause;
    xkbExtensionDeviceNotify  ed;
    XkbChangesRec       changes;

    REQUEST(xkbSetNamedIndicatorReq);
    REQUEST_SIZE_MATCH(xkbSetNamedIndicatorReq);

    if (!(client->xkbClientFlags&_XkbClientInitialized))
      return BadAccess;

    CHK_LED_DEVICE(dev,stuff->deviceSpec);
    CHK_ATOM_ONLY(stuff->indicator);
    CHK_MASK_LEGAL(0x10,stuff->whichGroups,XkbIM_UseAnyGroup);
    CHK_MASK_LEGAL(0x11,stuff->whichMods,XkbIM_UseAnyMods);

    extDevReason= 0;

    sli= XkbFindSrvLedInfo(dev,stuff->ledClass,stuff->ledID,
                                          XkbXI_IndicatorsMask);
    if (!sli)
      return BadAlloc;

    if (XkbXIUnsupported&XkbXI_IndicatorsMask) {
      if ((dev!=(DeviceIntPtr)LookupKeyboardDevice())||
                              ((sli->flags&XkbSLI_IsDefault)==0)) {
          bzero(&ed,sizeof(xkbExtensionDeviceNotify));
          ed.reason=            XkbXI_UnsupportedFeatureMask;
          ed.ledClass=          stuff->ledClass;
          ed.ledID=             stuff->ledID;
          ed.ledsDefined=       sli->namesPresent|sli->mapsPresent;
          ed.ledState=          sli->effectiveState;
          ed.firstBtn=          0;
          ed.nBtns=             0;
          ed.unsupported=       XkbXIUnsupported&XkbXI_IndicatorsMask;
          ed.supported=         XkbXI_AllFeaturesMask&(~XkbXIUnsupported);
          XkbSendExtensionDeviceNotify(dev,client,&ed);
          return client->noClientException;
      }
    }

    statec= mapc= namec= 0;
    map= NULL;
    if (sli->names && sli->maps) {
      for (led=0;(led<XkbNumIndicators)&&(map==NULL);led++) {
          if (sli->names[led]==stuff->indicator) {
            map= &sli->maps[led];
            break;
          }
      }
    }
    if (map==NULL) {
      if (!stuff->createMap)
          return client->noClientException;
      for (led=0,map=NULL;(led<XkbNumIndicators)&&(map==NULL);led++) {
          if ((sli->names[led]==None)&&(!XkbIM_InUse(&sli->maps[led]))) {
            map= &sli->maps[led];
            sli->names[led]= stuff->indicator;
            break;
          }
      }
      if (map==NULL)
          return client->noClientException;
      namec|= (1<<led);
      sli->namesPresent|= ((stuff->indicator!=None)?(1<<led):0);
      extDevReason|= XkbXI_IndicatorNamesMask;
    }

    if (stuff->setMap) {
      map->flags = stuff->flags;
      map->which_groups = stuff->whichGroups;
      map->groups = stuff->groups;
      map->which_mods = stuff->whichMods;
      map->mods.mask = stuff->realMods;
      map->mods.real_mods = stuff->realMods;
      map->mods.vmods= stuff->virtualMods;
      map->ctrls = stuff->ctrls;
      mapc|= (1<<led);
    }
    if ((stuff->setState)&&((map->flags&XkbIM_NoExplicit)==0)) {
      if (stuff->on)    sli->explicitState|=  (1<<led);
      else        sli->explicitState&= ~(1<<led);
      statec|= ((sli->effectiveState^sli->explicitState)&(1<<led));
    }
    bzero((char *)&ed,sizeof(xkbExtensionDeviceNotify));
    bzero((char *)&changes,sizeof(XkbChangesRec));
    XkbSetCauseXkbReq(&cause,X_kbSetNamedIndicator,client);
    if (namec)
      XkbApplyLedNameChanges(dev,sli,namec,&ed,&changes,&cause);
    if (mapc)
      XkbApplyLedMapChanges(dev,sli,mapc,&ed,&changes,&cause);
    if (statec)
      XkbApplyLedStateChanges(dev,sli,statec,&ed,&changes,&cause);

    kbd= dev;
    if ((sli->flags&XkbSLI_HasOwnState)==0)
      kbd= (DeviceIntPtr)LookupKeyboardDevice();
    XkbFlushLedEvents(dev,kbd,sli,&ed,&changes,&cause);
    return client->noClientException;
}

/***====================================================================***/

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 char *
_XkbWriteAtoms(char *wire,Atom *atoms,int maxAtoms,int swap)
{
register unsigned int i;
Atom *atm;

    atm = (Atom *)wire;
    for (i=0;i<maxAtoms;i++) {
      if (atoms[i]!=None) {
          *atm= atoms[i];
          if (swap) {
            register int n;
            swapl(atm,n);
          }
          atm++;
      }
    }
    return (char *)atm;
}

static Status
XkbComputeGetNamesReplySize(XkbDescPtr xkb,xkbGetNamesReply *rep)
{
register unsigned which,length;
register int            i;

    rep->minKeyCode= xkb->min_key_code;
    rep->maxKeyCode= xkb->max_key_code;
    which= rep->which;
    length= 0;
    if (xkb->names!=NULL) {
       if (which&XkbKeycodesNameMask)           length++;
       if (which&XkbGeometryNameMask)           length++;
       if (which&XkbSymbolsNameMask)            length++;
       if (which&XkbPhysSymbolsNameMask)  length++;
       if (which&XkbTypesNameMask)        length++;
       if (which&XkbCompatNameMask)       length++;
    }
    else which&= ~XkbComponentNamesMask;

    if (xkb->map!=NULL) {
      if (which&XkbKeyTypeNamesMask)
          length+= xkb->map->num_types;
      rep->nTypes= xkb->map->num_types;
      if (which&XkbKTLevelNamesMask) {
          XkbKeyTypePtr pType = xkb->map->types;
          int                 nKTLevels = 0;

          length+= XkbPaddedSize(xkb->map->num_types)/4;
          for (i=0;i<xkb->map->num_types;i++,pType++) {
            if (pType->level_names!=NULL)
                nKTLevels+= pType->num_levels;
          }
          rep->nKTLevels= nKTLevels;
          length+= nKTLevels;
      }
    }
    else {
      rep->nTypes=    0;
      rep->nKTLevels= 0;
      which&= ~(XkbKeyTypeNamesMask|XkbKTLevelNamesMask);
    }

    rep->minKeyCode= xkb->min_key_code;
    rep->maxKeyCode= xkb->max_key_code;
    rep->indicators= 0;
    rep->virtualMods= 0;
    rep->groupNames= 0;
    if (xkb->names!=NULL) {
      if (which&XkbIndicatorNamesMask) {
          int nLeds;
          rep->indicators= 
            _XkbCountAtoms(xkb->names->indicators,XkbNumIndicators,&nLeds);
          length+= nLeds;
          if (nLeds==0)
            which&= ~XkbIndicatorNamesMask;
      }

      if (which&XkbVirtualModNamesMask) {
          int nVMods;
          rep->virtualMods= 
            _XkbCountAtoms(xkb->names->vmods,XkbNumVirtualMods,&nVMods);
          length+= nVMods;
          if (nVMods==0)
            which&= ~XkbVirtualModNamesMask;
      }

      if (which&XkbGroupNamesMask) {
          int nGroups;
          rep->groupNames=
            _XkbCountAtoms(xkb->names->groups,XkbNumKbdGroups,&nGroups);
          length+= nGroups;
          if (nGroups==0)
            which&= ~XkbGroupNamesMask;
      }

      if ((which&XkbKeyNamesMask)&&(xkb->names->keys))
           length+= rep->nKeys;
      else which&= ~XkbKeyNamesMask;

      if ((which&XkbKeyAliasesMask)&&
          (xkb->names->key_aliases)&&(xkb->names->num_key_aliases>0)) {
          rep->nKeyAliases= xkb->names->num_key_aliases;
          length+= rep->nKeyAliases*2;
      } 
      else {
          which&= ~XkbKeyAliasesMask;
          rep->nKeyAliases= 0;
      }

      if ((which&XkbRGNamesMask)&&(xkb->names->num_rg>0))
           length+= xkb->names->num_rg;
      else which&= ~XkbRGNamesMask;
    }
    else {
      which&= ~(XkbIndicatorNamesMask|XkbVirtualModNamesMask);
      which&= ~(XkbGroupNamesMask|XkbKeyNamesMask|XkbKeyAliasesMask);
      which&= ~XkbRGNamesMask;
    }

    rep->length= length;
    rep->which= which;
    return Success;
}

static int
XkbSendNames(ClientPtr client,XkbDescPtr xkb,xkbGetNamesReply *rep)
{
register unsigned       i,length,which;
char *                  start;
char *                  desc;

    length= rep->length*4;
    which= rep->which;
    if (client->swapped) {
      register int n;
      swaps(&rep->sequenceNumber,n);
      swapl(&rep->length,n);
      swapl(&rep->which,n);
      swaps(&rep->virtualMods,n);
      swapl(&rep->indicators,n);
    }

    start = desc = (char *)ALLOCATE_LOCAL(length);
    if ( !start )
      return BadAlloc;
    if (which&XkbKeycodesNameMask) {
      *((CARD32 *)desc)= xkb->names->keycodes;
      if (client->swapped) {
          register int n;
          swapl(desc,n);
      }
      desc+= 4;
    }
    if (which&XkbGeometryNameMask)  {
      *((CARD32 *)desc)= xkb->names->geometry;
      if (client->swapped) {
          register int n;
          swapl(desc,n);
      }
      desc+= 4;
    }
    if (which&XkbSymbolsNameMask) {
      *((CARD32 *)desc)= xkb->names->symbols;
      if (client->swapped) {
          register int n;
          swapl(desc,n);
      }
      desc+= 4;
    }
    if (which&XkbPhysSymbolsNameMask) {
      register CARD32 *atm= (CARD32 *)desc;
      atm[0]= (CARD32)xkb->names->phys_symbols;
      if (client->swapped) {
          register int n;
          swapl(&atm[0],n);
      }
      desc+= 4;
    }
    if (which&XkbTypesNameMask) {
      *((CARD32 *)desc)= (CARD32)xkb->names->types;
      if (client->swapped) {
          register int n;
          swapl(desc,n);
      }
      desc+= 4;
    }
    if (which&XkbCompatNameMask) {
      *((CARD32 *)desc)= (CARD32)xkb->names->compat;
      if (client->swapped) {
          register int n;
          swapl(desc,n);
      }
      desc+= 4;
    }
    if (which&XkbKeyTypeNamesMask) {
      register CARD32 *atm= (CARD32 *)desc;
      register XkbKeyTypePtr type= xkb->map->types;

      for (i=0;i<xkb->map->num_types;i++,atm++,type++) {
          *atm= (CARD32)type->name;
          if (client->swapped) {
            register int n;
            swapl(atm,n);
          }
      }
      desc= (char *)atm;
    }
    if (which&XkbKTLevelNamesMask) {
      XkbKeyTypePtr type = xkb->map->types;
      register CARD32 *atm;
      for (i=0;i<rep->nTypes;i++,type++) {
          *desc++ = type->num_levels;
      }
      desc+= XkbPaddedSize(rep->nTypes)-rep->nTypes;

      atm= (CARD32 *)desc;
      type = xkb->map->types;
      for (i=0;i<xkb->map->num_types;i++,type++) {
          register unsigned l;
          if (type->level_names) {
            for (l=0;l<type->num_levels;l++,atm++) {
                *atm= type->level_names[l];
                if (client->swapped) {
                  register unsigned n;
                  swapl(atm,n);
                }
            }
            desc+= type->num_levels*4;
          }
      }
    }
    if (which&XkbIndicatorNamesMask) {
      desc= _XkbWriteAtoms(desc,xkb->names->indicators,XkbNumIndicators,
                                           client->swapped);
    }
    if (which&XkbVirtualModNamesMask) {
      desc= _XkbWriteAtoms(desc,xkb->names->vmods,XkbNumVirtualMods,
                                          client->swapped);
    }
    if (which&XkbGroupNamesMask) {
      desc= _XkbWriteAtoms(desc,xkb->names->groups,XkbNumKbdGroups,
                                          client->swapped);
    }
    if (which&XkbKeyNamesMask) {
      for (i=0;i<rep->nKeys;i++,desc+= sizeof(XkbKeyNameRec)) {
          *((XkbKeyNamePtr)desc)= xkb->names->keys[i+rep->firstKey];
      }
    }
    if (which&XkbKeyAliasesMask) {
      XkbKeyAliasPtr    pAl;
      pAl= xkb->names->key_aliases;
      for (i=0;i<rep->nKeyAliases;i++,pAl++,desc+=2*XkbKeyNameLength) {
          *((XkbKeyAliasPtr)desc)= *pAl;
      }
    }
    if ((which&XkbRGNamesMask)&&(rep->nRadioGroups>0)) {
      register CARD32   *atm= (CARD32 *)desc;
      for (i=0;i<rep->nRadioGroups;i++,atm++) {
          *atm= (CARD32)xkb->names->radio_groups[i];
          if (client->swapped) {
            register unsigned n;
            swapl(atm,n);
          }
      }
      desc+= rep->nRadioGroups*4;
    }
    if ((desc-start)!=(length)) {
      ErrorF("BOGUS LENGTH in write names, expected %d, got %ld\n",
                              length, (unsigned long)(desc-start));
    }
    WriteToClient(client, SIZEOF(xkbGetNamesReply), (char *)rep);
    WriteToClient(client, length, start);
    DEALLOCATE_LOCAL((char *)start);
    return client->noClientException;
}

int
ProcXkbGetNames(ClientPtr client)
{
    DeviceIntPtr  dev;
    XkbDescPtr          xkb;
    xkbGetNamesReply    rep;

    REQUEST(xkbGetNamesReq);
    REQUEST_SIZE_MATCH(xkbGetNamesReq);

    if (!(client->xkbClientFlags&_XkbClientInitialized))
      return BadAccess;

    CHK_KBD_DEVICE(dev,stuff->deviceSpec);
    CHK_MASK_LEGAL(0x01,stuff->which,XkbAllNamesMask);

    xkb = dev->key->xkbInfo->desc;
    rep.type= X_Reply;
    rep.sequenceNumber= client->sequence;
    rep.length = 0;
    rep.deviceID = dev->id;
    rep.which = stuff->which;
    rep.nTypes = xkb->map->num_types;
    rep.firstKey = xkb->min_key_code;
    rep.nKeys = XkbNumKeys(xkb);
    if (xkb->names!=NULL) {
      rep.nKeyAliases= xkb->names->num_key_aliases;
      rep.nRadioGroups = xkb->names->num_rg;
    }
    else {
      rep.nKeyAliases= rep.nRadioGroups= 0;
    }
    XkbComputeGetNamesReplySize(xkb,&rep);
    return XkbSendNames(client,xkb,&rep);
}

/***====================================================================***/

static CARD32 *
_XkbCheckAtoms(CARD32 *wire,int nAtoms,int swapped,Atom *pError)
{
register int i;

    for (i=0;i<nAtoms;i++,wire++) {
      if (swapped) {
          register int n;
          swapl(wire,n);
      }
      if ((((Atom)*wire)!=None)&&(!ValidAtom((Atom)*wire))) {
          *pError= ((Atom)*wire);
          return NULL;
      }
    }
    return wire;
}

static CARD32 *
_XkbCheckMaskedAtoms(CARD32 *wire,int nAtoms,CARD32 present,int swapped,
                                                Atom *pError)
{
register unsigned i,bit;

    for (i=0,bit=1;(i<nAtoms)&&(present);i++,bit<<=1) {
      if ((present&bit)==0)
          continue;
      if (swapped) {
          register int n;
          swapl(wire,n);
      }
      if ((((Atom)*wire)!=None)&&(!ValidAtom(((Atom)*wire)))) {
          *pError= (Atom)*wire;
          return NULL;
      }
      wire++;
    }
    return wire;
}

static Atom *
_XkbCopyMaskedAtoms(    Atom  *wire,
                  Atom  *dest,
                  int          nAtoms,
                  CARD32       present)
{
register int i,bit;

    for (i=0,bit=1;(i<nAtoms)&&(present);i++,bit<<=1) {
      if ((present&bit)==0)
          continue;
      dest[i]= *wire++;
    }
    return wire;
}

static Bool
_XkbCheckTypeName(Atom name,int typeNdx)
{
char *      str;

    str= NameForAtom(name);
    if ((strcmp(str,"ONE_LEVEL")==0)||(strcmp(str,"TWO_LEVEL")==0)||
      (strcmp(str,"ALPHABETIC")==0)||(strcmp(str,"KEYPAD")==0))
      return False;
    return True;
}

int
ProcXkbSetNames(ClientPtr client)
{
    DeviceIntPtr   dev;
    XkbDescRec          *xkb;
    XkbNamesRec         *names;
    xkbNamesNotify       nn;
    CARD32        *tmp;
    Atom           bad;

    REQUEST(xkbSetNamesReq);
    REQUEST_AT_LEAST_SIZE(xkbSetNamesReq);

    if (!(client->xkbClientFlags&_XkbClientInitialized))
      return BadAccess;

    CHK_KBD_DEVICE(dev,stuff->deviceSpec);
    CHK_MASK_LEGAL(0x01,stuff->which,XkbAllNamesMask);

    xkb = dev->key->xkbInfo->desc;
    names = xkb->names;
    tmp = (CARD32 *)&stuff[1];

    if (stuff->which&XkbKeycodesNameMask) {
      tmp= _XkbCheckAtoms(tmp,1,client->swapped,&bad);
      if (!tmp) {
          client->errorValue = bad;
          return BadAtom;
      }
    }
    if (stuff->which&XkbGeometryNameMask) {
      tmp= _XkbCheckAtoms(tmp,1,client->swapped,&bad);
      if (!tmp) {
          client->errorValue = bad;
          return BadAtom;
      }
    }
    if (stuff->which&XkbSymbolsNameMask) {
      tmp= _XkbCheckAtoms(tmp,1,client->swapped,&bad);
      if (!tmp) {
          client->errorValue = bad;
          return BadAtom;
      }
    }
    if (stuff->which&XkbPhysSymbolsNameMask) {
      tmp= _XkbCheckAtoms(tmp,1,client->swapped,&bad);
      if (!tmp) {
          client->errorValue= bad;
          return BadAtom;
      }
    }
    if (stuff->which&XkbTypesNameMask) {
      tmp= _XkbCheckAtoms(tmp,1,client->swapped,&bad);
      if (!tmp) {
          client->errorValue = bad;
          return BadAtom;
      }
    }
    if (stuff->which&XkbCompatNameMask) {
      tmp= _XkbCheckAtoms(tmp,1,client->swapped,&bad);
      if (!tmp) {
          client->errorValue = bad;
          return BadAtom;
      }
    }
    if (stuff->which&XkbKeyTypeNamesMask) {
      register int i;
      CARD32      *old;
      if ( stuff->nTypes<1 ) {
          client->errorValue = _XkbErrCode2(0x02,stuff->nTypes);
          return BadValue;
      }
      if ((unsigned)(stuff->firstType+stuff->nTypes-1)>=xkb->map->num_types) {
          client->errorValue = _XkbErrCode4(0x03,stuff->firstType,
                                          stuff->nTypes,
                                          xkb->map->num_types);
          return BadValue;
      }
      if (((unsigned)stuff->firstType)<=XkbLastRequiredType) {
          client->errorValue = _XkbErrCode2(0x04,stuff->firstType);
          return BadAccess;
      }
      old= tmp;
      tmp= _XkbCheckAtoms(tmp,stuff->nTypes,client->swapped,&bad);
      if (!tmp) {
          client->errorValue= bad;
          return BadAtom;
      }
      for (i=0;i<stuff->nTypes;i++,old++) {
          if (!_XkbCheckTypeName((Atom)*old,stuff->firstType+i))
            client->errorValue= _XkbErrCode2(0x05,i);
      }
    }
    if (stuff->which&XkbKTLevelNamesMask) {
      register unsigned i;
      XkbKeyTypePtr     type;
      CARD8 *           width;
      if ( stuff->nKTLevels<1 ) {
          client->errorValue = _XkbErrCode2(0x05,stuff->nKTLevels);
          return BadValue;
      }
      if ((unsigned)(stuff->firstKTLevel+stuff->nKTLevels-1)>=
                                          xkb->map->num_types) {
          client->errorValue = _XkbErrCode4(0x06,stuff->firstKTLevel,
                        stuff->nKTLevels,xkb->map->num_types);
          return BadValue;
      }
      width = (CARD8 *)tmp;
      tmp= (CARD32 *)(((char *)tmp)+XkbPaddedSize(stuff->nKTLevels));
      type = &xkb->map->types[stuff->firstKTLevel];
      for (i=0;i<stuff->nKTLevels;i++,type++) {
          if (width[i]==0)
            continue;
          else if (width[i]!=type->num_levels) {
            client->errorValue= _XkbErrCode4(0x07,i+stuff->firstKTLevel,
                                    type->num_levels,width[i]);
            return BadMatch;
          }
          tmp= _XkbCheckAtoms(tmp,width[i],client->swapped,&bad);
          if (!tmp) {
            client->errorValue= bad;
            return BadAtom;
          }
      }
    }
    if (stuff->which&XkbIndicatorNamesMask) {
      if (stuff->indicators==0) {
          client->errorValue= 0x08;
          return BadMatch;
      }
      tmp= _XkbCheckMaskedAtoms(tmp,XkbNumIndicators,stuff->indicators,
                                          client->swapped,&bad);
      if (!tmp) {
          client->errorValue= bad;
          return BadAtom;
      }
    }
    if (stuff->which&XkbVirtualModNamesMask) {
      if (stuff->virtualMods==0) {
          client->errorValue= 0x09;
          return BadMatch;
      }
      tmp= _XkbCheckMaskedAtoms(tmp,XkbNumVirtualMods,
                                    (CARD32)stuff->virtualMods,
                                    client->swapped,&bad);
      if (!tmp) {
          client->errorValue = bad;
          return BadAtom;
      }
    }
    if (stuff->which&XkbGroupNamesMask) {
      if (stuff->groupNames==0) {
          client->errorValue= 0x0a;
          return BadMatch;
      }
      tmp= _XkbCheckMaskedAtoms(tmp,XkbNumKbdGroups,
                                    (CARD32)stuff->groupNames,
                                    client->swapped,&bad);
      if (!tmp) {
          client->errorValue = bad;
          return BadAtom;
      }
    }
    if (stuff->which&XkbKeyNamesMask) {
      if (stuff->firstKey<(unsigned)xkb->min_key_code) {
          client->errorValue= _XkbErrCode3(0x0b,xkb->min_key_code,
                                          stuff->firstKey);
          return BadValue;
      }
      if (((unsigned)(stuff->firstKey+stuff->nKeys-1)>xkb->max_key_code)||
                                          (stuff->nKeys<1)) {
          client->errorValue= _XkbErrCode4(0x0c,xkb->max_key_code,
                                    stuff->firstKey,stuff->nKeys);
          return BadValue;
      }
      tmp+= stuff->nKeys;
    }
    if ((stuff->which&XkbKeyAliasesMask)&&(stuff->nKeyAliases>0)) {
      tmp+= stuff->nKeyAliases*2;
    }
    if (stuff->which&XkbRGNamesMask) {
      if ( stuff->nRadioGroups<1 ) {
          client->errorValue= _XkbErrCode2(0x0d,stuff->nRadioGroups);
          return BadValue;
      }
      tmp= _XkbCheckAtoms(tmp,stuff->nRadioGroups,client->swapped,&bad);
      if (!tmp) {
          client->errorValue= bad;
          return BadAtom;
      }
    }
    if ((tmp-((CARD32 *)stuff))!=stuff->length) {
      client->errorValue = stuff->length;
      return BadLength;
    }
    if (XkbAllocNames(xkb,stuff->which,stuff->nRadioGroups,
                              stuff->nKeyAliases)!=Success) {
      return BadAlloc;
    }

    /* everything is okay -- update names */
    bzero(&nn,sizeof(xkbNamesNotify));
    nn.changed= stuff->which;
    tmp = (CARD32 *)&stuff[1];
    if (stuff->which&XkbKeycodesNameMask)
      names->keycodes= *tmp++;
    if (stuff->which&XkbGeometryNameMask)
      names->geometry= *tmp++;
    if (stuff->which&XkbSymbolsNameMask)
      names->symbols= *tmp++;
    if (stuff->which&XkbPhysSymbolsNameMask)
      names->phys_symbols= *tmp++;
    if (stuff->which&XkbTypesNameMask)
      names->types= *tmp++;
    if (stuff->which&XkbCompatNameMask) 
      names->compat= *tmp++;
    if ((stuff->which&XkbKeyTypeNamesMask)&&(stuff->nTypes>0)) {
      register unsigned i;
      register XkbKeyTypePtr type;

      type= &xkb->map->types[stuff->firstType];
      for (i=0;i<stuff->nTypes;i++,type++) {
          type->name= *tmp++;
      }
      nn.firstType= stuff->firstType;
      nn.nTypes= stuff->nTypes;
    }
    if (stuff->which&XkbKTLevelNamesMask) {
      register XkbKeyTypePtr  type;
      register unsigned i;
      CARD8 *width;

      width = (CARD8 *)tmp;
      tmp= (CARD32 *)(((char *)tmp)+XkbPaddedSize(stuff->nKTLevels));
      type= &xkb->map->types[stuff->firstKTLevel];
      for (i=0;i<stuff->nKTLevels;i++,type++) {
          if (width[i]>0) {
            if (type->level_names) {
                register unsigned n;
                for (n=0;n<width[i];n++) {
                  type->level_names[n]= tmp[n];
                }
            }
            tmp+= width[i];
          }
      }
      nn.firstLevelName= 0;
      nn.nLevelNames= stuff->nTypes;
    }
    if (stuff->which&XkbIndicatorNamesMask) {
      tmp= _XkbCopyMaskedAtoms(tmp,names->indicators,XkbNumIndicators,
                                          stuff->indicators);
      nn.changedIndicators= stuff->indicators;
    }
    if (stuff->which&XkbVirtualModNamesMask) {
      tmp= _XkbCopyMaskedAtoms(tmp,names->vmods,XkbNumVirtualMods,
                                          stuff->virtualMods);
      nn.changedVirtualMods= stuff->virtualMods;
    }
    if (stuff->which&XkbGroupNamesMask) {
      tmp= _XkbCopyMaskedAtoms(tmp,names->groups,XkbNumKbdGroups,
                                          stuff->groupNames);
      nn.changedVirtualMods= stuff->groupNames;
    }
    if (stuff->which&XkbKeyNamesMask) {
      memcpy((char*)&names->keys[stuff->firstKey],(char *)tmp,
                                    stuff->nKeys*XkbKeyNameLength);
      tmp+= stuff->nKeys;
      nn.firstKey= stuff->firstKey;
      nn.nKeys= stuff->nKeys;
    }
    if (stuff->which&XkbKeyAliasesMask) {
      if (stuff->nKeyAliases>0) {
          register int na= stuff->nKeyAliases;  
          if (XkbAllocNames(xkb,XkbKeyAliasesMask,0,na)!=Success)
            return BadAlloc;
          memcpy((char *)names->key_aliases,(char *)tmp,
                        stuff->nKeyAliases*sizeof(XkbKeyAliasRec));
          tmp+= stuff->nKeyAliases*2;
      }
      else if (names->key_aliases!=NULL) {
          _XkbFree(names->key_aliases);
          names->key_aliases= NULL;
          names->num_key_aliases= 0;
      }
      nn.nAliases= names->num_key_aliases;
    }
    if (stuff->which&XkbRGNamesMask) {
      if (stuff->nRadioGroups>0) {
          register unsigned i,nrg;
          nrg= stuff->nRadioGroups;
          if (XkbAllocNames(xkb,XkbRGNamesMask,nrg,0)!=Success)
            return BadAlloc;

          for (i=0;i<stuff->nRadioGroups;i++) {
            names->radio_groups[i]= tmp[i];
          }
          tmp+= stuff->nRadioGroups;
      }
      else if (names->radio_groups) {
          _XkbFree(names->radio_groups);
          names->radio_groups= NULL;
          names->num_rg= 0;
      }
      nn.nRadioGroups= names->num_rg;
    }
    if (nn.changed) {
      Bool needExtEvent;
      needExtEvent= (nn.changed&XkbIndicatorNamesMask)!=0;
      XkbSendNamesNotify(dev,&nn);
      if (needExtEvent) {
          XkbSrvLedInfoPtr          sli;
          xkbExtensionDeviceNotify  edev;
          register int        i;
          register unsigned         bit;

          sli= XkbFindSrvLedInfo(dev,XkbDfltXIClass,XkbDfltXIId,
                                          XkbXI_IndicatorsMask);
          sli->namesPresent= 0;
          for (i=0,bit=1;i<XkbNumIndicators;i++,bit<<=1) {
            if (names->indicators[i]!=None)
                sli->namesPresent|= bit;
          }
          bzero(&edev,sizeof(xkbExtensionDeviceNotify));
          edev.reason=  XkbXI_IndicatorNamesMask;
          edev.ledClass=      KbdFeedbackClass;
          edev.ledID=         dev->kbdfeed->ctrl.id;
          edev.ledsDefined=   sli->namesPresent|sli->mapsPresent;
          edev.ledState=      sli->effectiveState;
          edev.firstBtn=      0;
          edev.nBtns=         0;
          edev.supported=     XkbXI_AllFeaturesMask;
          edev.unsupported=   0;
          XkbSendExtensionDeviceNotify(dev,client,&edev);
      }
    }
    return client->noClientException;
}

/***====================================================================***/

#include <X11/extensions/XKBgeom.h>

#define     XkbSizeCountedString(s)  ((s)?((((2+strlen(s))+3)/4)*4):4)

static char *
XkbWriteCountedString(char *wire,char *str,Bool swap)
{
CARD16      len,*pLen;

    len= (str?strlen(str):0);
    pLen= (CARD16 *)wire;
    *pLen= len;
    if (swap) {
      register int n;
      swaps(pLen,n);
    }
    memcpy(&wire[2],str,len);
    wire+= ((2+len+3)/4)*4;
    return wire;
}

static int
XkbSizeGeomProperties(XkbGeometryPtr geom)
{
register int      i,size;
XkbPropertyPtr    prop;
    
    for (size=i=0,prop=geom->properties;i<geom->num_properties;i++,prop++) {
      size+= XkbSizeCountedString(prop->name);
      size+= XkbSizeCountedString(prop->value);
    }
    return size;
}

static char *
XkbWriteGeomProperties(char *wire,XkbGeometryPtr geom,Bool swap)
{
register int      i;
register XkbPropertyPtr prop;
    
    for (i=0,prop=geom->properties;i<geom->num_properties;i++,prop++) {
      wire= XkbWriteCountedString(wire,prop->name,swap);
      wire= XkbWriteCountedString(wire,prop->value,swap);
    }
    return wire;
}

static int
XkbSizeGeomKeyAliases(XkbGeometryPtr geom)
{
    return geom->num_key_aliases*(2*XkbKeyNameLength);
}

static char *
XkbWriteGeomKeyAliases(char *wire,XkbGeometryPtr geom,Bool swap)
{
register int sz;
    
    sz= geom->num_key_aliases*(XkbKeyNameLength*2);
    if (sz>0) {
      memcpy(wire,(char *)geom->key_aliases,sz);
      wire+= sz;
    }
    return wire;
}

static int
XkbSizeGeomColors(XkbGeometryPtr geom)
{
register int            i,size;
register XkbColorPtr    color;

    for (i=size=0,color=geom->colors;i<geom->num_colors;i++,color++) {
      size+= XkbSizeCountedString(color->spec);
    }
    return size;
}

static char *
XkbWriteGeomColors(char *wire,XkbGeometryPtr geom,Bool swap)
{
register int            i;
register XkbColorPtr    color;

    for (i=0,color=geom->colors;i<geom->num_colors;i++,color++) {
      wire= XkbWriteCountedString(wire,color->spec,swap);
    }
    return wire;
}

static int
XkbSizeGeomShapes(XkbGeometryPtr geom)
{
register int            i,size;
register XkbShapePtr    shape;

    for (i=size=0,shape=geom->shapes;i<geom->num_shapes;i++,shape++) {
      register int            n;
      register XkbOutlinePtr  ol;
      size+= SIZEOF(xkbShapeWireDesc);
      for (n=0,ol=shape->outlines;n<shape->num_outlines;n++,ol++) {
          size+= SIZEOF(xkbOutlineWireDesc);
          size+= ol->num_points*SIZEOF(xkbPointWireDesc);
      }
    }
    return size;
}

static char *
XkbWriteGeomShapes(char *wire,XkbGeometryPtr geom,Bool swap)
{
int               i;
XkbShapePtr       shape;
xkbShapeWireDesc *      shapeWire;

    for (i=0,shape=geom->shapes;i<geom->num_shapes;i++,shape++) {
      register int            o;
      XkbOutlinePtr           ol;
      xkbOutlineWireDesc *    olWire;
      shapeWire= (xkbShapeWireDesc *)wire;
      shapeWire->name= shape->name;
      shapeWire->nOutlines= shape->num_outlines;
      if (shape->primary!=NULL)
           shapeWire->primaryNdx= XkbOutlineIndex(shape,shape->primary);
      else shapeWire->primaryNdx= XkbNoShape;
      if (shape->approx!=NULL)
           shapeWire->approxNdx= XkbOutlineIndex(shape,shape->approx);
      else shapeWire->approxNdx= XkbNoShape;
      if (swap) {
          register int n;
          swapl(&shapeWire->name,n);
      }
      wire= (char *)&shapeWire[1];
      for (o=0,ol=shape->outlines;o<shape->num_outlines;o++,ol++) {
          register int  p;
          XkbPointPtr         pt;
          xkbPointWireDesc *  ptWire;
          olWire= (xkbOutlineWireDesc *)wire;
          olWire->nPoints= ol->num_points;
          olWire->cornerRadius= ol->corner_radius;
          wire= (char *)&olWire[1];
          ptWire= (xkbPointWireDesc *)wire;
          for (p=0,pt=ol->points;p<ol->num_points;p++,pt++) {
            ptWire[p].x= pt->x;
            ptWire[p].y= pt->y;
            if (swap) {
                register int n;
                swaps(&ptWire[p].x,n);
                swaps(&ptWire[p].y,n);
            }
          }
          wire= (char *)&ptWire[ol->num_points];
      }
    }
    return wire;
}

static int
XkbSizeGeomDoodads(int num_doodads,XkbDoodadPtr doodad)
{
register int      i,size;

    for (i=size=0;i<num_doodads;i++,doodad++) {
      size+= SIZEOF(xkbAnyDoodadWireDesc);
      if (doodad->any.type==XkbTextDoodad) {
          size+= XkbSizeCountedString(doodad->text.text);
          size+= XkbSizeCountedString(doodad->text.font);
      }
      else if (doodad->any.type==XkbLogoDoodad) {
          size+= XkbSizeCountedString(doodad->logo.logo_name);
      }
    }
    return size;
}

static char *
XkbWriteGeomDoodads(char *wire,int num_doodads,XkbDoodadPtr doodad,Bool swap)
{
register int            i;
xkbDoodadWireDesc *     doodadWire;

    for (i=0;i<num_doodads;i++,doodad++) {
      doodadWire= (xkbDoodadWireDesc *)wire;
      wire= (char *)&doodadWire[1];
      bzero(doodadWire,SIZEOF(xkbDoodadWireDesc));
      doodadWire->any.name= doodad->any.name;
      doodadWire->any.type= doodad->any.type;
      doodadWire->any.priority= doodad->any.priority;
      doodadWire->any.top= doodad->any.top;
      doodadWire->any.left= doodad->any.left;
      if (swap) {
          register int n;
          swapl(&doodadWire->any.name,n);
          swaps(&doodadWire->any.top,n);
          swaps(&doodadWire->any.left,n);
      }
      switch (doodad->any.type) {
          case XkbOutlineDoodad:
          case XkbSolidDoodad:
            doodadWire->shape.angle= doodad->shape.angle;
            doodadWire->shape.colorNdx= doodad->shape.color_ndx;
            doodadWire->shape.shapeNdx= doodad->shape.shape_ndx;
            if (swap) {
                register int n;
                swaps(&doodadWire->shape.angle,n);
            }
            break;
          case XkbTextDoodad:
            doodadWire->text.angle= doodad->text.angle;
            doodadWire->text.width= doodad->text.width;
            doodadWire->text.height= doodad->text.height;
            doodadWire->text.colorNdx= doodad->text.color_ndx;
            if (swap) {
                register int n;
                swaps(&doodadWire->text.angle,n);
                swaps(&doodadWire->text.width,n);
                swaps(&doodadWire->text.height,n);
            }
            wire= XkbWriteCountedString(wire,doodad->text.text,swap);
            wire= XkbWriteCountedString(wire,doodad->text.font,swap);
            break;
          case XkbIndicatorDoodad:
            doodadWire->indicator.shapeNdx= doodad->indicator.shape_ndx;
            doodadWire->indicator.onColorNdx=doodad->indicator.on_color_ndx;
            doodadWire->indicator.offColorNdx=
                                    doodad->indicator.off_color_ndx;
            break;
          case XkbLogoDoodad:
            doodadWire->logo.angle= doodad->logo.angle;
            doodadWire->logo.colorNdx= doodad->logo.color_ndx;
            doodadWire->logo.shapeNdx= doodad->logo.shape_ndx;
            wire= XkbWriteCountedString(wire,doodad->logo.logo_name,swap);
            break;
          default:
            ErrorF("Unknown doodad type %d in XkbWriteGeomDoodads\n",
                  doodad->any.type);
            ErrorF("Ignored\n");
            break;
      }
    }
    return wire;
}

static char *
XkbWriteGeomOverlay(char *wire,XkbOverlayPtr ol,Bool swap)
{
register int            r;
XkbOverlayRowPtr  row;
xkbOverlayWireDesc *    olWire;

   olWire= (xkbOverlayWireDesc *)wire;
   olWire->name= ol->name;
   olWire->nRows= ol->num_rows;
   if (swap) {
      register int n;
      swapl(&olWire->name,n);
   }
   wire= (char *)&olWire[1];
   for (r=0,row=ol->rows;r<ol->num_rows;r++,row++) {
      unsigned int            k;
      XkbOverlayKeyPtr  key;
      xkbOverlayRowWireDesc * rowWire;
      rowWire= (xkbOverlayRowWireDesc *)wire;
      rowWire->rowUnder= row->row_under;
      rowWire->nKeys= row->num_keys;
      wire= (char *)&rowWire[1];
      for (k=0,key=row->keys;k<row->num_keys;k++,key++) {
          xkbOverlayKeyWireDesc *   keyWire;
          keyWire= (xkbOverlayKeyWireDesc *)wire;
          memcpy(keyWire->over,key->over.name,XkbKeyNameLength);
          memcpy(keyWire->under,key->under.name,XkbKeyNameLength);
          wire= (char *)&keyWire[1];
      }
   }
   return wire;
}

static int
XkbSizeGeomSections(XkbGeometryPtr geom)
{
register int      i,size;
XkbSectionPtr     section;

    for (i=size=0,section=geom->sections;i<geom->num_sections;i++,section++) {
      size+= SIZEOF(xkbSectionWireDesc);
      if (section->rows) {
          int           r;
          XkbRowPtr     row;
          for (r=0,row=section->rows;r<section->num_rows;row++,r++) {
            size+= SIZEOF(xkbRowWireDesc);
            size+= row->num_keys*SIZEOF(xkbKeyWireDesc);
          }
      }
      if (section->doodads)
          size+= XkbSizeGeomDoodads(section->num_doodads,section->doodads);
      if (section->overlays) {
          int                 o;
          XkbOverlayPtr ol;
          for (o=0,ol=section->overlays;o<section->num_overlays;o++,ol++) {
            int               r;
            XkbOverlayRowPtr  row;
            size+= SIZEOF(xkbOverlayWireDesc);
            for (r=0,row=ol->rows;r<ol->num_rows;r++,row++) {
               size+= SIZEOF(xkbOverlayRowWireDesc);
               size+= row->num_keys*SIZEOF(xkbOverlayKeyWireDesc);
            }
          }
      }
    }
    return size;
}

static char *
XkbWriteGeomSections(char *wire,XkbGeometryPtr geom,Bool swap)
{
register int            i;
XkbSectionPtr           section;
xkbSectionWireDesc *    sectionWire;

    for (i=0,section=geom->sections;i<geom->num_sections;i++,section++) {
      sectionWire= (xkbSectionWireDesc *)wire;
      sectionWire->name= section->name;
      sectionWire->top= section->top;
      sectionWire->left= section->left;
      sectionWire->width= section->width;
      sectionWire->height= section->height;
      sectionWire->angle= section->angle;
      sectionWire->priority= section->priority;
      sectionWire->nRows= section->num_rows;
      sectionWire->nDoodads= section->num_doodads;
      sectionWire->nOverlays= section->num_overlays;
      sectionWire->pad= 0;
      if (swap) {
          register int n;
          swapl(&sectionWire->name,n);
          swaps(&sectionWire->top,n);
          swaps(&sectionWire->left,n);
          swaps(&sectionWire->width,n);
          swaps(&sectionWire->height,n);
          swaps(&sectionWire->angle,n);
      }
      wire= (char *)&sectionWire[1];
      if (section->rows) {
          int                 r;
          XkbRowPtr           row;
          xkbRowWireDesc *    rowWire;
          for (r=0,row=section->rows;r<section->num_rows;r++,row++) {
            rowWire= (xkbRowWireDesc *)wire;
            rowWire->top= row->top;
            rowWire->left= row->left;
            rowWire->nKeys= row->num_keys;
            rowWire->vertical= row->vertical;
            rowWire->pad= 0;
            if (swap) {
                register int n;
                swaps(&rowWire->top,n);
                swaps(&rowWire->left,n);
            }
            wire= (char *)&rowWire[1];
            if (row->keys) {
                int                 k;
                XkbKeyPtr           key;
                xkbKeyWireDesc *    keyWire;
                keyWire= (xkbKeyWireDesc *)wire;
                for (k=0,key=row->keys;k<row->num_keys;k++,key++) {
                  memcpy(keyWire[k].name,key->name.name,XkbKeyNameLength);
                  keyWire[k].gap= key->gap;
                  keyWire[k].shapeNdx= key->shape_ndx;
                  keyWire[k].colorNdx= key->color_ndx;
                  if (swap) {
                      register int n;
                      swaps(&keyWire[k].gap,n);
                  }
                }
                wire= (char *)&keyWire[row->num_keys];
            }
          }
      }
      if (section->doodads) {
          wire= XkbWriteGeomDoodads(wire,
                              section->num_doodads,section->doodads,
                              swap);
      }
      if (section->overlays) {
          register int o;
          for (o=0;o<section->num_overlays;o++) {
            wire= XkbWriteGeomOverlay(wire,&section->overlays[o],swap);
          }
      }
    }
    return wire;
}

static Status
XkbComputeGetGeometryReplySize(     XkbGeometryPtr          geom,
                        xkbGetGeometryReply *   rep,
                        Atom              name)
{
int   len;

    if (geom!=NULL) {
      len= XkbSizeCountedString(geom->label_font);
      len+= XkbSizeGeomProperties(geom);
      len+= XkbSizeGeomColors(geom);
      len+= XkbSizeGeomShapes(geom);
      len+= XkbSizeGeomSections(geom);
      len+= XkbSizeGeomDoodads(geom->num_doodads,geom->doodads);
      len+= XkbSizeGeomKeyAliases(geom);
      rep->length= len/4;
      rep->found= True;
      rep->name= geom->name;
      rep->widthMM= geom->width_mm;
      rep->heightMM= geom->height_mm;
      rep->nProperties= geom->num_properties;
      rep->nColors= geom->num_colors;
      rep->nShapes= geom->num_shapes;
      rep->nSections= geom->num_sections;
      rep->nDoodads= geom->num_doodads;
      rep->nKeyAliases= geom->num_key_aliases;
      rep->baseColorNdx= XkbGeomColorIndex(geom,geom->base_color);
      rep->labelColorNdx= XkbGeomColorIndex(geom,geom->label_color);
    }
    else {
      rep->length= 0;
      rep->found= False;
      rep->name= name;
      rep->widthMM= rep->heightMM= 0;
      rep->nProperties= rep->nColors= rep->nShapes= 0;
      rep->nSections= rep->nDoodads= 0;
      rep->nKeyAliases= 0;
      rep->labelColorNdx= rep->baseColorNdx= 0;
    }
    return Success;
}

static int
XkbSendGeometry(  ClientPtr         client,
                  XkbGeometryPtr          geom,
                  xkbGetGeometryReply *   rep,
                  Bool              freeGeom)
{
    char    *desc,*start;
    int            len;

    if (geom!=NULL) {
      len= rep->length*4;
      start= desc= (char *)ALLOCATE_LOCAL(len);
      if (!start)
          return BadAlloc;
      desc=  XkbWriteCountedString(desc,geom->label_font,client->swapped);
      if ( rep->nProperties>0 )
          desc = XkbWriteGeomProperties(desc,geom,client->swapped);
      if ( rep->nColors>0 )
          desc = XkbWriteGeomColors(desc,geom,client->swapped);
      if ( rep->nShapes>0 )
          desc = XkbWriteGeomShapes(desc,geom,client->swapped);
      if ( rep->nSections>0 )
          desc = XkbWriteGeomSections(desc,geom,client->swapped);
      if ( rep->nDoodads>0 )
          desc = XkbWriteGeomDoodads(desc,geom->num_doodads,geom->doodads,
                                            client->swapped);
      if ( rep->nKeyAliases>0 )
          desc = XkbWriteGeomKeyAliases(desc,geom,client->swapped);
      if ((desc-start)!=(len)) {
          ErrorF("BOGUS LENGTH in XkbSendGeometry, expected %d, got %ld\n",
                  len, (unsigned long)(desc-start));
      }
    }
    else {
      len= 0;
      start= NULL;
    }
    if (client->swapped) {
      register int n;
      swaps(&rep->sequenceNumber,n);
      swapl(&rep->length,n);
      swapl(&rep->name,n);
      swaps(&rep->widthMM,n);
      swaps(&rep->heightMM,n);
      swaps(&rep->nProperties,n);
      swaps(&rep->nColors,n);
      swaps(&rep->nShapes,n);
      swaps(&rep->nSections,n);
      swaps(&rep->nDoodads,n);
      swaps(&rep->nKeyAliases,n);
    }
    WriteToClient(client, SIZEOF(xkbGetGeometryReply), (char *)rep);
    if (len>0)
      WriteToClient(client, len, start);
    if (start!=NULL)
      DEALLOCATE_LOCAL((char *)start);
    if (freeGeom)
      XkbFreeGeometry(geom,XkbGeomAllMask,True);
    return client->noClientException;
}

int
ProcXkbGetGeometry(ClientPtr client)
{
    DeviceIntPtr  dev;
    xkbGetGeometryReply rep;
    XkbGeometryPtr      geom;
    Bool          shouldFree;
    Status        status;

    REQUEST(xkbGetGeometryReq);
    REQUEST_SIZE_MATCH(xkbGetGeometryReq);

    if (!(client->xkbClientFlags&_XkbClientInitialized))
      return BadAccess;

    CHK_KBD_DEVICE(dev,stuff->deviceSpec);
    CHK_ATOM_OR_NONE(stuff->name);

    geom= XkbLookupNamedGeometry(dev,stuff->name,&shouldFree);
    rep.type= X_Reply;
    rep.deviceID= dev->id;
    rep.sequenceNumber= client->sequence;
    rep.length= 0;
    status= XkbComputeGetGeometryReplySize(geom,&rep,stuff->name);
    if (status!=Success)
       return status;
    else return XkbSendGeometry(client,geom,&rep,shouldFree);
}

/***====================================================================***/

static char *
_GetCountedString(char **wire_inout,Bool swap)
{
char *      wire,*str;
CARD16      len,*plen;

    wire= *wire_inout;
    plen= (CARD16 *)wire;
    if (swap) {
      register int n;
      swaps(plen,n);
    }
    len= *plen;
    str= (char *)_XkbAlloc(len+1);
    if (str) {
      memcpy(str,&wire[2],len);
      str[len]= '\0';
    }
    wire+= XkbPaddedSize(len+2);
    *wire_inout= wire;
    return str;
}

static Status
_CheckSetDoodad(  char **           wire_inout,
                  XkbGeometryPtr    geom,
                  XkbSectionPtr     section,
                  ClientPtr   client)
{
char *                  wire;
xkbDoodadWireDesc *     dWire;
XkbDoodadPtr            doodad;

    dWire= (xkbDoodadWireDesc *)(*wire_inout);
    wire= (char *)&dWire[1];
    if (client->swapped) {
      register int n;
      swapl(&dWire->any.name,n);
      swaps(&dWire->any.top,n);
      swaps(&dWire->any.left,n);
      swaps(&dWire->any.angle,n);
    }
    CHK_ATOM_ONLY(dWire->any.name);
    doodad= XkbAddGeomDoodad(geom,section,dWire->any.name);
    if (!doodad)
      return BadAlloc;
    doodad->any.type= dWire->any.type;
    doodad->any.priority= dWire->any.priority;
    doodad->any.top= dWire->any.top;
    doodad->any.left= dWire->any.left;
    doodad->any.angle= dWire->any.angle;
    switch (doodad->any.type) {
      case XkbOutlineDoodad:
      case XkbSolidDoodad:
          if (dWire->shape.colorNdx>=geom->num_colors) {
            client->errorValue= _XkbErrCode3(0x40,geom->num_colors,
                                          dWire->shape.colorNdx);
            return BadMatch;
          }
          if (dWire->shape.shapeNdx>=geom->num_shapes) {
            client->errorValue= _XkbErrCode3(0x41,geom->num_shapes,
                                          dWire->shape.shapeNdx);
            return BadMatch;
          }
          doodad->shape.color_ndx= dWire->shape.colorNdx;
          doodad->shape.shape_ndx= dWire->shape.shapeNdx;
          break;
      case XkbTextDoodad:
          if (dWire->text.colorNdx>=geom->num_colors) {
            client->errorValue= _XkbErrCode3(0x42,geom->num_colors,
                                          dWire->text.colorNdx);
            return BadMatch;
          }
          if (client->swapped) {
            register int n;
            swaps(&dWire->text.width,n);
            swaps(&dWire->text.height,n);
          }
          doodad->text.width= dWire->text.width;
          doodad->text.height= dWire->text.height;
          doodad->text.color_ndx= dWire->text.colorNdx;
          doodad->text.text= _GetCountedString(&wire,client->swapped);
          doodad->text.font= _GetCountedString(&wire,client->swapped);
          break;
      case XkbIndicatorDoodad:
          if (dWire->indicator.onColorNdx>=geom->num_colors) {
            client->errorValue= _XkbErrCode3(0x43,geom->num_colors,
                                    dWire->indicator.onColorNdx);
            return BadMatch;
          }
          if (dWire->indicator.offColorNdx>=geom->num_colors) {
            client->errorValue= _XkbErrCode3(0x44,geom->num_colors,
                                    dWire->indicator.offColorNdx);
            return BadMatch;
          }
          if (dWire->indicator.shapeNdx>=geom->num_shapes) {
            client->errorValue= _XkbErrCode3(0x45,geom->num_shapes,
                                    dWire->indicator.shapeNdx);
            return BadMatch;
          }
          doodad->indicator.shape_ndx= dWire->indicator.shapeNdx;
          doodad->indicator.on_color_ndx= dWire->indicator.onColorNdx;
          doodad->indicator.off_color_ndx= dWire->indicator.offColorNdx;
          break;
      case XkbLogoDoodad:
          if (dWire->logo.colorNdx>=geom->num_colors) {
            client->errorValue= _XkbErrCode3(0x46,geom->num_colors,
                                          dWire->logo.colorNdx);
            return BadMatch;
          }
          if (dWire->logo.shapeNdx>=geom->num_shapes) {
            client->errorValue= _XkbErrCode3(0x47,geom->num_shapes,
                                          dWire->logo.shapeNdx);
            return BadMatch;
          }
          doodad->logo.color_ndx= dWire->logo.colorNdx;
          doodad->logo.shape_ndx= dWire->logo.shapeNdx;
          doodad->logo.logo_name= _GetCountedString(&wire,client->swapped);
          break;
      default:
          client->errorValue= _XkbErrCode2(0x4F,dWire->any.type);
          return BadValue;
    }
    *wire_inout= wire;
    return Success;
}

static Status
_CheckSetOverlay( char **           wire_inout,
                  XkbGeometryPtr    geom,
                  XkbSectionPtr     section,
                  ClientPtr   client)
{
register int            r;
char *                  wire;
XkbOverlayPtr           ol;
xkbOverlayWireDesc *    olWire;
xkbOverlayRowWireDesc * rWire;

    wire= *wire_inout;
    olWire= (xkbOverlayWireDesc *)wire;
    if (client->swapped) {
      register int n;
      swapl(&olWire->name,n);
    }
    CHK_ATOM_ONLY(olWire->name);
    ol= XkbAddGeomOverlay(section,olWire->name,olWire->nRows);
    rWire= (xkbOverlayRowWireDesc *)&olWire[1];
    for (r=0;r<olWire->nRows;r++) {
      register int            k;
      xkbOverlayKeyWireDesc * kWire;
      XkbOverlayRowPtr  row;

      if (rWire->rowUnder>section->num_rows) {
          client->errorValue= _XkbErrCode4(0x20,r,section->num_rows,
                                          rWire->rowUnder);
          return BadMatch;
      }
      row= XkbAddGeomOverlayRow(ol,rWire->rowUnder,rWire->nKeys);
      kWire= (xkbOverlayKeyWireDesc *)&rWire[1];
      for (k=0;k<rWire->nKeys;k++,kWire++) {
          if (XkbAddGeomOverlayKey(ol,row,
                  (char *)kWire->over,(char *)kWire->under)==NULL) {
            client->errorValue= _XkbErrCode3(0x21,r,k);
            return BadMatch;
          } 
      }
      rWire= (xkbOverlayRowWireDesc *)kWire;
    }
    olWire= (xkbOverlayWireDesc *)rWire;
    wire= (char *)olWire;
    *wire_inout= wire;
    return Success;
}

static Status
_CheckSetSections(      XkbGeometryPtr          geom,
                  xkbSetGeometryReq *     req,
                  char **                 wire_inout,
                  ClientPtr         client)
{
Status                  status;
register int            s;
char *                  wire;
xkbSectionWireDesc *    sWire;
XkbSectionPtr           section;

    wire= *wire_inout;
    if (req->nSections<1)
      return Success;
    sWire= (xkbSectionWireDesc *)wire;
    for (s=0;s<req->nSections;s++) {
      register int            r;
      xkbRowWireDesc *  rWire;
      if (client->swapped) {
          register int n;
          swapl(&sWire->name,n);
          swaps(&sWire->top,n);
          swaps(&sWire->left,n);
          swaps(&sWire->width,n);
          swaps(&sWire->height,n);
          swaps(&sWire->angle,n);
      }
      CHK_ATOM_ONLY(sWire->name);
      section= XkbAddGeomSection(geom,sWire->name,sWire->nRows,
                              sWire->nDoodads,sWire->nOverlays);
      if (!section)
          return BadAlloc;
      section->priority=      sWire->priority;
      section->top=           sWire->top;
      section->left=          sWire->left;
      section->width=         sWire->width;
      section->height=  sWire->height;
      section->angle=         sWire->angle;
      rWire= (xkbRowWireDesc *)&sWire[1];
      for (r=0;r<sWire->nRows;r++) {
          register int  k;
          XkbRowPtr           row;
          xkbKeyWireDesc *    kWire;
          if (client->swapped) {
            register int n;
            swaps(&rWire->top,n);
            swaps(&rWire->left,n);
          }
          row= XkbAddGeomRow(section,rWire->nKeys);
          if (!row)
            return BadAlloc;
          row->top= rWire->top;
          row->left= rWire->left;
          row->vertical= rWire->vertical;
          kWire= (xkbKeyWireDesc *)&rWire[1];
          for (k=0;k<rWire->nKeys;k++) {
            XkbKeyPtr   key;
            key= XkbAddGeomKey(row);
            if (!key)
                return BadAlloc;
            memcpy(key->name.name,kWire[k].name,XkbKeyNameLength);
            key->gap= kWire[k].gap;
            key->shape_ndx= kWire[k].shapeNdx;
            key->color_ndx= kWire[k].colorNdx;
            if (key->shape_ndx>=geom->num_shapes) {
                client->errorValue= _XkbErrCode3(0x10,key->shape_ndx,
                                            geom->num_shapes);
                return BadMatch;
            }
            if (key->color_ndx>=geom->num_colors) {
                client->errorValue= _XkbErrCode3(0x11,key->color_ndx,
                                            geom->num_colors);
                return BadMatch;
            }
          }
          rWire= (xkbRowWireDesc *)&kWire[rWire->nKeys];
      }
      wire= (char *)rWire;
      if (sWire->nDoodads>0) {
          register int d;
          for (d=0;d<sWire->nDoodads;d++) {
            status=_CheckSetDoodad(&wire,geom,section,client);
            if (status!=Success)
                return status;
          }
      }
      if (sWire->nOverlays>0) {
          register int o;
          for (o=0;o<sWire->nOverlays;o++) {
            status= _CheckSetOverlay(&wire,geom,section,client);
            if (status!=Success)
                return status;
          }
      }
      sWire= (xkbSectionWireDesc *)wire;
    }
    wire= (char *)sWire;
    *wire_inout= wire;
    return Success;
}

static Status
_CheckSetShapes(  XkbGeometryPtr          geom,
                  xkbSetGeometryReq *     req,
                  char **                 wire_inout,
                  ClientPtr         client)
{
register int      i;
char *            wire;

    wire= *wire_inout;
    if (req->nShapes<1) {
      client->errorValue= _XkbErrCode2(0x06,req->nShapes);
      return BadValue;
    }
    else {
      xkbShapeWireDesc *      shapeWire;
      XkbShapePtr       shape;
      register int            o;
      shapeWire= (xkbShapeWireDesc *)wire;
      for (i=0;i<req->nShapes;i++) {
          xkbOutlineWireDesc *      olWire;
          XkbOutlinePtr       ol;
          shape= XkbAddGeomShape(geom,shapeWire->name,shapeWire->nOutlines);
          if (!shape)
            return BadAlloc;
          olWire= (xkbOutlineWireDesc *)(&shapeWire[1]);
          for (o=0;o<shapeWire->nOutlines;o++) {
            register int            p;
            XkbPointPtr       pt;
            xkbPointWireDesc *      ptWire;

            ol= XkbAddGeomOutline(shape,olWire->nPoints);
            if (!ol)
                return BadAlloc;
            ol->corner_radius=      olWire->cornerRadius;
            ptWire= (xkbPointWireDesc *)&olWire[1];
            for (p=0,pt=ol->points;p<olWire->nPoints;p++,pt++) {
                pt->x= ptWire[p].x;
                pt->y= ptWire[p].y;
                if (client->swapped) {
                  register int n;
                  swaps(&pt->x,n);
                  swaps(&pt->y,n);
                }
            }
            ol->num_points= olWire->nPoints;
            olWire= (xkbOutlineWireDesc *)(&ptWire[olWire->nPoints]);
          }
          if (shapeWire->primaryNdx!=XkbNoShape)
            shape->primary= &shape->outlines[shapeWire->primaryNdx];
          if (shapeWire->approxNdx!=XkbNoShape)
            shape->approx= &shape->outlines[shapeWire->approxNdx];
          shapeWire= (xkbShapeWireDesc *)olWire;
      }
      wire= (char *)shapeWire;
    }
    if (geom->num_shapes!=req->nShapes) {
      client->errorValue= _XkbErrCode3(0x07,geom->num_shapes,req->nShapes);
      return BadMatch;
    }

    *wire_inout= wire;
    return Success;
}

static Status
_CheckSetGeom(    XkbGeometryPtr          geom,
            xkbSetGeometryReq *     req,
            ClientPtr         client)
{
register int      i;
Status            status;
char *            wire;

    wire= (char *)&req[1];
    geom->label_font= _GetCountedString(&wire,client->swapped);

    for (i=0;i<req->nProperties;i++) {
      char *name,*val;
      name= _GetCountedString(&wire,client->swapped);
      val= _GetCountedString(&wire,client->swapped);
      if ((!name)||(!val)||(XkbAddGeomProperty(geom,name,val)==NULL))
          return BadAlloc;
    }

    if (req->nColors<2) {
      client->errorValue= _XkbErrCode3(0x01,2,req->nColors);
      return BadValue;
    }
    if (req->baseColorNdx>req->nColors) {
      client->errorValue=_XkbErrCode3(0x03,req->nColors,req->baseColorNdx);
      return BadMatch;
    }
    if (req->labelColorNdx>req->nColors) {
      client->errorValue= _XkbErrCode3(0x03,req->nColors,req->labelColorNdx);
      return BadMatch;
    }
    if (req->labelColorNdx==req->baseColorNdx) {
      client->errorValue= _XkbErrCode3(0x04,req->baseColorNdx,
                                          req->labelColorNdx);
      return BadMatch;
    }

    for (i=0;i<req->nColors;i++) {
      char *name;
      name= _GetCountedString(&wire,client->swapped);
      if ((!name)||(!XkbAddGeomColor(geom,name,geom->num_colors)))
          return BadAlloc;
    }
    if (req->nColors!=geom->num_colors) {
      client->errorValue= _XkbErrCode3(0x05,req->nColors,geom->num_colors);
      return BadMatch;
    }
    geom->label_color= &geom->colors[req->labelColorNdx];
    geom->base_color= &geom->colors[req->baseColorNdx];

    if ((status=_CheckSetShapes(geom,req,&wire,client))!=Success)
      return status;

    if ((status=_CheckSetSections(geom,req,&wire,client))!=Success)
      return status;

    for (i=0;i<req->nDoodads;i++) {
      status=_CheckSetDoodad(&wire,geom,NULL,client);
      if (status!=Success)
          return status;
    }

    for (i=0;i<req->nKeyAliases;i++) {
      if (XkbAddGeomKeyAlias(geom,&wire[XkbKeyNameLength],wire)==NULL)
          return BadAlloc;
      wire+= 2*XkbKeyNameLength;
    }
    return Success;
}

int
ProcXkbSetGeometry(ClientPtr client)
{
    DeviceIntPtr  dev;
    XkbGeometryPtr      geom,old;
    XkbGeometrySizesRec sizes;
    Status        status;
    XkbDescPtr          xkb;
    Bool          new_name;
    xkbNewKeyboardNotify      nkn;

    REQUEST(xkbSetGeometryReq);
    REQUEST_AT_LEAST_SIZE(xkbSetGeometryReq);

    if (!(client->xkbClientFlags&_XkbClientInitialized))
      return BadAccess;

    CHK_KBD_DEVICE(dev,stuff->deviceSpec);
    CHK_ATOM_OR_NONE(stuff->name);

    xkb= dev->key->xkbInfo->desc;
    old= xkb->geom;
    xkb->geom= NULL;

    sizes.which=        XkbGeomAllMask;
    sizes.num_properties=     stuff->nProperties;
    sizes.num_colors=         stuff->nColors;
    sizes.num_shapes=         stuff->nShapes;
    sizes.num_sections=       stuff->nSections;
    sizes.num_doodads=        stuff->nDoodads;
    sizes.num_key_aliases=    stuff->nKeyAliases;
    if ((status= XkbAllocGeometry(xkb,&sizes))!=Success) {
      xkb->geom= old;
      return status;
    }
    geom= xkb->geom;
    geom->name= stuff->name;
    geom->width_mm= stuff->widthMM;
    geom->height_mm= stuff->heightMM;
    if ((status= _CheckSetGeom(geom,stuff,client))!=Success) {
      XkbFreeGeometry(geom,XkbGeomAllMask,True);
      xkb->geom= old;
      return status;
    }
    new_name= (xkb->names->geometry!=geom->name);
    xkb->names->geometry= geom->name;
    if (old)
      XkbFreeGeometry(old,XkbGeomAllMask,True);
    if (new_name) {
      xkbNamesNotify    nn;
      bzero(&nn,sizeof(xkbNamesNotify));
      nn.changed= XkbGeometryNameMask;
      XkbSendNamesNotify(dev,&nn);
    }
    nkn.deviceID= nkn.oldDeviceID= dev->id;
    nkn.minKeyCode= nkn.oldMinKeyCode= xkb->min_key_code;
    nkn.maxKeyCode= nkn.oldMaxKeyCode= xkb->max_key_code;
    nkn.requestMajor=   XkbReqCode;
    nkn.requestMinor=   X_kbSetGeometry;
    nkn.changed=  XkbNKN_GeometryMask;
    XkbSendNewKeyboardNotify(dev,&nkn);
    return Success;
}

/***====================================================================***/

int
ProcXkbPerClientFlags(ClientPtr client)
{
    DeviceIntPtr        dev;
    xkbPerClientFlagsReply    rep;
    XkbInterestPtr            interest;

    REQUEST(xkbPerClientFlagsReq);
    REQUEST_SIZE_MATCH(xkbPerClientFlagsReq);

    if (!(client->xkbClientFlags&_XkbClientInitialized))
      return BadAccess;

    CHK_KBD_DEVICE(dev,stuff->deviceSpec);
    CHK_MASK_LEGAL(0x01,stuff->change,XkbPCF_AllFlagsMask);
    CHK_MASK_MATCH(0x02,stuff->change,stuff->value);

    interest = XkbFindClientResource((DevicePtr)dev,client);
    rep.type= X_Reply;
    rep.length = 0;
    rep.sequenceNumber = client->sequence;
    if (stuff->change) {
      client->xkbClientFlags&= ~stuff->change;
      client->xkbClientFlags|= stuff->value;
    }
    if (stuff->change&XkbPCF_AutoResetControlsMask) {
      Bool  want;
      want= stuff->value&XkbPCF_AutoResetControlsMask;
      if (interest && !want) {
          interest->autoCtrls= interest->autoCtrlValues= 0;
      }
      else if (want && (!interest)) {
          XID id = FakeClientID(client->index);
          AddResource(id,RT_XKBCLIENT,dev);
          interest= XkbAddClientResource((DevicePtr)dev,client,id);
          if (!interest)
            return BadAlloc;
      }
      if (interest && want ) {
          register unsigned affect;
          affect= stuff->ctrlsToChange;

          CHK_MASK_LEGAL(0x03,affect,XkbAllBooleanCtrlsMask);
          CHK_MASK_MATCH(0x04,affect,stuff->autoCtrls);
          CHK_MASK_MATCH(0x05,stuff->autoCtrls,stuff->autoCtrlValues);

          interest->autoCtrls&= ~affect;
          interest->autoCtrlValues&= ~affect;
          interest->autoCtrls|= stuff->autoCtrls&affect;
          interest->autoCtrlValues|= stuff->autoCtrlValues&affect;
      }
    }
    rep.supported = XkbPCF_AllFlagsMask;
    rep.value= client->xkbClientFlags&XkbPCF_AllFlagsMask;
    if (interest) {
      rep.autoCtrls= interest->autoCtrls;
      rep.autoCtrlValues= interest->autoCtrlValues;
    }
    else {
      rep.autoCtrls= rep.autoCtrlValues= 0;
    }
    if ( client->swapped ) {
      register int n;
      swaps(&rep.sequenceNumber, n);
      swapl(&rep.supported,n);
      swapl(&rep.value,n);
      swapl(&rep.autoCtrls,n);
      swapl(&rep.autoCtrlValues,n);
    }
    WriteToClient(client,SIZEOF(xkbPerClientFlagsReply), (char *)&rep);
    return client->noClientException;
}

/***====================================================================***/

/* all latin-1 alphanumerics, plus parens, minus, underscore, slash */
/* and wildcards */
static unsigned char componentSpecLegal[] = {
        0x00, 0x00, 0x00, 0x00, 0x00, 0xa7, 0xff, 0x87,
        0xfe, 0xff, 0xff, 0x87, 0xfe, 0xff, 0xff, 0x07,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0xff, 0xff, 0x7f, 0xff, 0xff, 0xff, 0x7f, 0xff
};

/* same as above but accepts percent, plus and bar too */
static unsigned char componentExprLegal[] = {
        0x00, 0x00, 0x00, 0x00, 0x20, 0xaf, 0xff, 0x87,
        0xfe, 0xff, 0xff, 0x87, 0xfe, 0xff, 0xff, 0x17,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0xff, 0xff, 0x7f, 0xff, 0xff, 0xff, 0x7f, 0xff
};

static char *
GetComponentSpec(unsigned char **pWire,Bool allowExpr,int *errRtrn)
{
int         len;
register int      i;
unsigned char     *wire,*str,*tmp,*legal;

    if (allowExpr)      legal= &componentExprLegal[0];
    else          legal= &componentSpecLegal[0];

    wire= *pWire;
    len= (*(unsigned char *)wire++);
    if (len>0) {
      str= (unsigned char *)_XkbCalloc(1, len+1);
      if (str) {
          tmp= str;
          for (i=0;i<len;i++) {
            if (legal[(*wire)/8]&(1<<((*wire)%8)))
                *tmp++= *wire++;
            else wire++;
          }
          if (tmp!=str)
            *tmp++= '\0';
          else {
            _XkbFree(str);
            str= NULL;
          }
      }
      else {
          *errRtrn= BadAlloc;
      }
    }
    else {
      str= NULL;
    }
    *pWire= wire;
    return (char *)str;
}

/***====================================================================***/

int
ProcXkbListComponents(ClientPtr client)
{
    DeviceIntPtr        dev;
    xkbListComponentsReply    rep;
    unsigned                  len;
    int                       status;
    unsigned char *           str;
    XkbSrvListInfoRec         list;

    REQUEST(xkbListComponentsReq);
    REQUEST_AT_LEAST_SIZE(xkbListComponentsReq);

    if (!(client->xkbClientFlags&_XkbClientInitialized))
      return BadAccess;

    CHK_KBD_DEVICE(dev,stuff->deviceSpec);

    status= Success;
    str= (unsigned char *)&stuff[1];
    bzero(&list,sizeof(XkbSrvListInfoRec));
    list.maxRtrn= stuff->maxNames;
    list.pattern[_XkbListKeymaps]= GetComponentSpec(&str,False,&status);
    list.pattern[_XkbListKeycodes]= GetComponentSpec(&str,False,&status);
    list.pattern[_XkbListTypes]= GetComponentSpec(&str,False,&status);
    list.pattern[_XkbListCompat]= GetComponentSpec(&str,False,&status);
    list.pattern[_XkbListSymbols]= GetComponentSpec(&str,False,&status);
    list.pattern[_XkbListGeometry]= GetComponentSpec(&str,False,&status);
    if (status!=Success)
      return status;
    len= str-((unsigned char *)stuff);
    if ((XkbPaddedSize(len)/4)!=stuff->length)
      return BadLength;
    if ((status=XkbDDXList(dev,&list,client))!=Success) {
      if (list.pool) {
          _XkbFree(list.pool);
          list.pool= NULL;
      }
      return status;
    }
    bzero(&rep,sizeof(xkbListComponentsReply));
    rep.type= X_Reply;
    rep.deviceID = dev->id;
    rep.sequenceNumber = client->sequence;
    rep.length = XkbPaddedSize(list.nPool)/4;
    rep.nKeymaps = list.nFound[_XkbListKeymaps];
    rep.nKeycodes = list.nFound[_XkbListKeycodes];
    rep.nTypes = list.nFound[_XkbListTypes];
    rep.nCompatMaps = list.nFound[_XkbListCompat];
    rep.nSymbols = list.nFound[_XkbListSymbols];
    rep.nGeometries = list.nFound[_XkbListGeometry];
    rep.extra=    0;
    if (list.nTotal>list.maxRtrn)
      rep.extra = (list.nTotal-list.maxRtrn);
    if (client->swapped) {
      register int n;
      swaps(&rep.sequenceNumber,n);
      swapl(&rep.length,n);
      swaps(&rep.nKeymaps,n);
      swaps(&rep.nKeycodes,n);
      swaps(&rep.nTypes,n);
      swaps(&rep.nCompatMaps,n);
      swaps(&rep.nSymbols,n);
      swaps(&rep.nGeometries,n);
      swaps(&rep.extra,n);
    }
    WriteToClient(client,SIZEOF(xkbListComponentsReply),(char *)&rep);
    if (list.nPool && list.pool) {
      WriteToClient(client,XkbPaddedSize(list.nPool), (char *)list.pool);
      _XkbFree(list.pool);
      list.pool= NULL;
    }
    return client->noClientException;
}

/***====================================================================***/

int
ProcXkbGetKbdByName(ClientPtr client)
{
    DeviceIntPtr        dev;
    XkbFileInfo               finfo;
    xkbGetKbdByNameReply      rep;
    xkbGetMapReply            mrep;
    xkbGetCompatMapReply      crep;
    xkbGetIndicatorMapReply   irep;
    xkbGetNamesReply          nrep;
    xkbGetGeometryReply       grep;
    XkbComponentNamesRec      names;
    XkbDescPtr                xkb;
    unsigned char *           str;
    char                mapFile[PATH_MAX];
    unsigned                  len;
    unsigned                  fwant,fneed,reported;
    int                       status;
    Bool                geom_changed;

    REQUEST(xkbGetKbdByNameReq);
    REQUEST_AT_LEAST_SIZE(xkbGetKbdByNameReq);

    if (!(client->xkbClientFlags&_XkbClientInitialized))
      return BadAccess;

    CHK_KBD_DEVICE(dev,stuff->deviceSpec);

    xkb = dev->key->xkbInfo->desc;
    status= Success;
    str= (unsigned char *)&stuff[1];
    names.keymap= GetComponentSpec(&str,True,&status);
    names.keycodes= GetComponentSpec(&str,True,&status);
    names.types= GetComponentSpec(&str,True,&status);
    names.compat= GetComponentSpec(&str,True,&status);
    names.symbols= GetComponentSpec(&str,True,&status);
    names.geometry= GetComponentSpec(&str,True,&status);
    if (status!=Success)
      return status;
    len= str-((unsigned char *)stuff);
    if ((XkbPaddedSize(len)/4)!=stuff->length)
      return BadLength;

    CHK_MASK_LEGAL(0x01,stuff->want,XkbGBN_AllComponentsMask);
    CHK_MASK_LEGAL(0x02,stuff->need,XkbGBN_AllComponentsMask);
    
    if (stuff->load)
       fwant= XkbGBN_AllComponentsMask;
    else fwant= stuff->want|stuff->need;
    if (!names.keymap) {
      if ((!names.compat)&&
            (fwant&(XkbGBN_CompatMapMask|XkbGBN_IndicatorMapMask))) {
          names.compat= _XkbDupString("%");
      }
      if ((!names.types)&&(fwant&(XkbGBN_TypesMask))) {
          names.types= _XkbDupString("%");
      }
      if ((!names.symbols)&&(fwant&XkbGBN_SymbolsMask)) {
          names.symbols= _XkbDupString("%");
      }
      geom_changed= ((names.geometry!=NULL)&&(strcmp(names.geometry,"%")!=0));
      if ((!names.geometry)&&(fwant&XkbGBN_GeometryMask)) {
          names.geometry= _XkbDupString("%");
          geom_changed= False;
      }
    }
    else {
      geom_changed= True;
    }

    bzero(mapFile,PATH_MAX);
    rep.type= X_Reply;
    rep.deviceID = dev->id;
    rep.sequenceNumber = client->sequence;
    rep.length = 0;
    rep.minKeyCode = xkb->min_key_code;
    rep.maxKeyCode = xkb->max_key_code;
    rep.loaded=   False;
    fwant= XkbConvertGetByNameComponents(True,stuff->want)|XkmVirtualModsMask;
    fneed= XkbConvertGetByNameComponents(True,stuff->need);
    rep.reported= XkbConvertGetByNameComponents(False,fwant|fneed);
    if (stuff->load) {
      fneed|= XkmKeymapRequired;
      fwant|= XkmKeymapLegal;
    }
    if ((fwant|fneed)&XkmSymbolsMask) {
      fneed|= XkmKeyNamesIndex|XkmTypesIndex;
      fwant|= XkmIndicatorsIndex;
    }
    rep.found = XkbDDXLoadKeymapByNames(dev,&names,fwant,fneed,&finfo,
                                          mapFile,PATH_MAX);
    rep.newKeyboard= False;
    rep.pad1= rep.pad2= rep.pad3= rep.pad4= 0;

    stuff->want|= stuff->need;
    if (finfo.xkb==NULL)
      rep.reported= 0;
    else {
      if (stuff->load)
          rep.loaded= True;
      if (stuff->load || 
            ((rep.reported&XkbGBN_SymbolsMask) && (finfo.xkb->compat))) {
          XkbChangesRec changes;
          bzero(&changes,sizeof(changes));
          XkbUpdateDescActions(finfo.xkb,
                  finfo.xkb->min_key_code,XkbNumKeys(finfo.xkb),
                  &changes);
      }

      if (finfo.xkb->map==NULL)
          rep.reported&= ~(XkbGBN_SymbolsMask|XkbGBN_TypesMask);
      else if (rep.reported&(XkbGBN_SymbolsMask|XkbGBN_TypesMask)) {
          mrep.type= X_Reply;
          mrep.deviceID = dev->id;
          mrep.sequenceNumber= client->sequence;
          mrep.length = ((SIZEOF(xkbGetMapReply)-SIZEOF(xGenericReply))>>2);
          mrep.minKeyCode = finfo.xkb->min_key_code;
          mrep.maxKeyCode = finfo.xkb->max_key_code;
          mrep.present = 0;
          mrep.totalSyms = mrep.totalActs =
            mrep.totalKeyBehaviors= mrep.totalKeyExplicit= 
            mrep.totalModMapKeys= 0;
          if (rep.reported&(XkbGBN_TypesMask|XkbGBN_ClientSymbolsMask)) {
            mrep.present|= XkbKeyTypesMask;
            mrep.firstType = 0;
            mrep.nTypes = mrep.totalTypes= finfo.xkb->map->num_types;
          }
          else {
            mrep.firstType = mrep.nTypes= 0;
            mrep.totalTypes= 0;
          }
          if (rep.reported&XkbGBN_ClientSymbolsMask) {
            mrep.present|= (XkbKeySymsMask|XkbModifierMapMask);
            mrep.firstKeySym = mrep.firstModMapKey= finfo.xkb->min_key_code;
            mrep.nKeySyms = mrep.nModMapKeys= XkbNumKeys(finfo.xkb);
          }
          else {
            mrep.firstKeySym= mrep.firstModMapKey= 0;
            mrep.nKeySyms= mrep.nModMapKeys= 0;
          }
          if (rep.reported&XkbGBN_ServerSymbolsMask) {
            mrep.present|= XkbAllServerInfoMask;
            mrep.virtualMods= ~0;
            mrep.firstKeyAct = mrep.firstKeyBehavior = 
                  mrep.firstKeyExplicit = finfo.xkb->min_key_code;
            mrep.nKeyActs = mrep.nKeyBehaviors = 
                  mrep.nKeyExplicit = XkbNumKeys(finfo.xkb);
          }
          else {
            mrep.virtualMods= 0;
            mrep.firstKeyAct= mrep.firstKeyBehavior= 
                  mrep.firstKeyExplicit = 0;
            mrep.nKeyActs= mrep.nKeyBehaviors= mrep.nKeyExplicit= 0;
          }
          XkbComputeGetMapReplySize(finfo.xkb,&mrep);
          rep.length+= SIZEOF(xGenericReply)/4+mrep.length;
      }
      if (finfo.xkb->compat==NULL)
          rep.reported&= ~XkbGBN_CompatMapMask;
      else if (rep.reported&XkbGBN_CompatMapMask) {
          crep.type= X_Reply;
          crep.deviceID= dev->id;
          crep.sequenceNumber= client->sequence;
          crep.length= 0;
          crep.groups= XkbAllGroupsMask;
          crep.firstSI= 0;
          crep.nSI= crep.nTotalSI= finfo.xkb->compat->num_si;
          XkbComputeGetCompatMapReplySize(finfo.xkb->compat,&crep);
          rep.length+= SIZEOF(xGenericReply)/4+crep.length;
      }
      if (finfo.xkb->indicators==NULL)
          rep.reported&= ~XkbGBN_IndicatorMapMask;
      else if (rep.reported&XkbGBN_IndicatorMapMask) {
          irep.type= X_Reply;
          irep.deviceID= dev->id;
          irep.sequenceNumber= client->sequence;
          irep.length= 0;
          irep.which= XkbAllIndicatorsMask;
          XkbComputeGetIndicatorMapReplySize(finfo.xkb->indicators,&irep);
          rep.length+= SIZEOF(xGenericReply)/4+irep.length;
      }
      if (finfo.xkb->names==NULL)
          rep.reported&= ~(XkbGBN_OtherNamesMask|XkbGBN_KeyNamesMask);
      else if (rep.reported&(XkbGBN_OtherNamesMask|XkbGBN_KeyNamesMask)) {
          nrep.type= X_Reply;
          nrep.deviceID= dev->id;
          nrep.sequenceNumber= client->sequence;
          nrep.length= 0;
          nrep.minKeyCode= finfo.xkb->min_key_code;
          nrep.maxKeyCode= finfo.xkb->max_key_code;
          if (rep.reported&XkbGBN_OtherNamesMask) {
            nrep.which= XkbAllNamesMask;
            if (finfo.xkb->map!=NULL)
                 nrep.nTypes= finfo.xkb->map->num_types;
            else nrep.nTypes= 0;
            nrep.nKTLevels= 0;
            nrep.groupNames= XkbAllGroupsMask;
            nrep.virtualMods= XkbAllVirtualModsMask;
            nrep.indicators= XkbAllIndicatorsMask;
            nrep.nRadioGroups= finfo.xkb->names->num_rg;
          }
          else {
            nrep.which= 0;
            nrep.nTypes= 0;
            nrep.nKTLevels= 0;
            nrep.groupNames= 0;
            nrep.virtualMods= 0;
            nrep.indicators= 0;
            nrep.nRadioGroups= 0;
          }
          if (rep.reported&XkbGBN_KeyNamesMask) {
            nrep.which|= XkbKeyNamesMask;
            nrep.firstKey= finfo.xkb->min_key_code;
            nrep.nKeys= XkbNumKeys(finfo.xkb);
            nrep.nKeyAliases= finfo.xkb->names->num_key_aliases;
            if (nrep.nKeyAliases)
                nrep.which|= XkbKeyAliasesMask;
          }
          else {
            nrep.which&= ~(XkbKeyNamesMask|XkbKeyAliasesMask);
            nrep.firstKey= nrep.nKeys= 0;
            nrep.nKeyAliases= 0;
          }
          XkbComputeGetNamesReplySize(finfo.xkb,&nrep);
          rep.length+= SIZEOF(xGenericReply)/4+nrep.length;
      }
      if (finfo.xkb->geom==NULL)
          rep.reported&= ~XkbGBN_GeometryMask;
      else if (rep.reported&XkbGBN_GeometryMask) {
          grep.type= X_Reply;
          grep.deviceID= dev->id;
          grep.sequenceNumber= client->sequence;
          grep.length= 0;
          grep.found= True;
          grep.pad= 0;
          grep.widthMM= grep.heightMM= 0;
          grep.nProperties= grep.nColors= grep.nShapes= 0;
          grep.nSections= grep.nDoodads= 0;
          grep.baseColorNdx= grep.labelColorNdx= 0;
          XkbComputeGetGeometryReplySize(finfo.xkb->geom,&grep,None);
          rep.length+= SIZEOF(xGenericReply)/4+grep.length;
      }
    }

    reported= rep.reported;
    if ( client->swapped ) {
      register int n;
      swaps(&rep.sequenceNumber,n);
      swapl(&rep.length,n);
      swaps(&rep.found,n);
      swaps(&rep.reported,n);
    }
    WriteToClient(client,SIZEOF(xkbGetKbdByNameReply), (char *)&rep);
    if (reported&(XkbGBN_SymbolsMask|XkbGBN_TypesMask))
      XkbSendMap(client,finfo.xkb,&mrep);
    if (reported&XkbGBN_CompatMapMask)
      XkbSendCompatMap(client,finfo.xkb->compat,&crep);
    if (reported&XkbGBN_IndicatorMapMask)
      XkbSendIndicatorMap(client,finfo.xkb->indicators,&irep);
    if (reported&(XkbGBN_KeyNamesMask|XkbGBN_OtherNamesMask))
      XkbSendNames(client,finfo.xkb,&nrep);
    if (reported&XkbGBN_GeometryMask)
      XkbSendGeometry(client,finfo.xkb->geom,&grep,False);
    if (rep.loaded) {
      XkbDescPtr        old_xkb;
      xkbNewKeyboardNotify    nkn;
      int               i,nG,nTG;
      old_xkb= xkb;
      xkb= finfo.xkb;
      dev->key->xkbInfo->desc= xkb;
      finfo.xkb= old_xkb; /* so it'll get freed automatically */

      *xkb->ctrls= *old_xkb->ctrls;
      for (nG=nTG=0,i=xkb->min_key_code;i<=xkb->max_key_code;i++) {
          nG= XkbKeyNumGroups(xkb,i);
          if (nG>=XkbNumKbdGroups) {
            nTG= XkbNumKbdGroups;
            break;
          }
          if (nG>nTG) {
            nTG= nG;
          }
      }
      xkb->ctrls->num_groups= nTG;

      memcpy(dev->key->modifierMap,xkb->map->modmap,xkb->max_key_code+1);
      XkbUpdateCoreDescription(dev,True);

      if (dev->kbdfeed && dev->kbdfeed->xkb_sli) {
            XkbSrvLedInfoPtr  old_sli;
            XkbSrvLedInfoPtr  sli;
            old_sli = dev->kbdfeed->xkb_sli;
            dev->kbdfeed->xkb_sli = NULL;
          sli = XkbAllocSrvLedInfo(dev,dev->kbdfeed,NULL,0);
            if (sli) {
               sli->explicitState = old_sli->explicitState;
               sli->effectiveState = old_sli->effectiveState;
            }
            dev->kbdfeed->xkb_sli = sli;
          XkbFreeSrvLedInfo(old_sli);
      }

      nkn.deviceID= nkn.oldDeviceID= dev->id;
      nkn.minKeyCode= finfo.xkb->min_key_code;
      nkn.maxKeyCode= finfo.xkb->max_key_code;
      nkn.oldMinKeyCode= xkb->min_key_code;
      nkn.oldMaxKeyCode= xkb->max_key_code;
      nkn.requestMajor= XkbReqCode;
      nkn.requestMinor= X_kbGetKbdByName;
      nkn.changed= XkbNKN_KeycodesMask;
      if (geom_changed)
          nkn.changed|= XkbNKN_GeometryMask;
      XkbSendNewKeyboardNotify(dev,&nkn);
    }
    if ((finfo.xkb!=NULL)&&(finfo.xkb!=xkb)) {
      XkbFreeKeyboard(finfo.xkb,XkbAllComponentsMask,True);
      finfo.xkb= NULL;
    }
    if (names.keymap)   { _XkbFree(names.keymap); names.keymap= NULL; }
    if (names.keycodes) { _XkbFree(names.keycodes); names.keycodes= NULL; }
    if (names.types)    { _XkbFree(names.types); names.types= NULL; }
    if (names.compat)   { _XkbFree(names.compat); names.compat= NULL; }
    if (names.symbols)  { _XkbFree(names.symbols); names.symbols= NULL; }
    if (names.geometry) { _XkbFree(names.geometry); names.geometry= NULL; }
    return client->noClientException;
}

/***====================================================================***/

static int
ComputeDeviceLedInfoSize(     DeviceIntPtr            dev,
                        unsigned int            what,
                        XkbSrvLedInfoPtr  sli)
{
int               nNames,nMaps;
register unsigned       n,bit;

    if (sli==NULL)
      return 0;
    nNames= nMaps= 0;
    if ((what&XkbXI_IndicatorNamesMask)==0)
      sli->namesPresent= 0;
    if ((what&XkbXI_IndicatorMapsMask)==0)
      sli->mapsPresent= 0;

    for (n=0,bit=1;n<XkbNumIndicators;n++,bit<<=1) {
      if (sli->names && sli->names[n]!=None) {
          sli->namesPresent|= bit;
          nNames++;
      }
      if (sli->maps && XkbIM_InUse(&sli->maps[n])) {
          sli->mapsPresent|= bit;
          nMaps++;
      }
    }
    return (nNames*4)+(nMaps*SIZEOF(xkbIndicatorMapWireDesc));
}

static int 
CheckDeviceLedFBs(      DeviceIntPtr                  dev,
                  int                     class,
                  int                     id,
                  xkbGetDeviceInfoReply *       rep,
                  ClientPtr               client)
{
int               nFBs= 0;
int               length= 0;
Bool              classOk;

    if (class==XkbDfltXIClass) {
      if (dev->kbdfeed) class= KbdFeedbackClass;
      else if (dev->leds)     class= LedFeedbackClass;
      else {
          client->errorValue= _XkbErrCode2(XkbErr_BadClass,class);
          return XkbKeyboardErrorCode;
      }
    }
    classOk= False;
    if ((dev->kbdfeed)&&((class==KbdFeedbackClass)||(class==XkbAllXIClasses))) {
      KbdFeedbackPtr kf;
      classOk= True;
      for (kf= dev->kbdfeed;(kf);kf=kf->next) {
          if ((id!=XkbAllXIIds)&&(id!=XkbDfltXIId)&&(id!=kf->ctrl.id))
            continue;
          nFBs++;
          length+= SIZEOF(xkbDeviceLedsWireDesc);
          if (!kf->xkb_sli)
            kf->xkb_sli= XkbAllocSrvLedInfo(dev,kf,NULL,0);
          length+= ComputeDeviceLedInfoSize(dev,rep->present,kf->xkb_sli);
          if (id!=XkbAllXIIds)
            break;
      }
    }
    if ((dev->leds)&&((class==LedFeedbackClass)||(class==XkbAllXIClasses))) {
      LedFeedbackPtr lf;
      classOk= True;
      for (lf= dev->leds;(lf);lf=lf->next) {
          if ((id!=XkbAllXIIds)&&(id!=XkbDfltXIId)&&(id!=lf->ctrl.id))
            continue;
          nFBs++;
          length+= SIZEOF(xkbDeviceLedsWireDesc);
          if (!lf->xkb_sli)
            lf->xkb_sli= XkbAllocSrvLedInfo(dev,NULL,lf,0);
          length+= ComputeDeviceLedInfoSize(dev,rep->present,lf->xkb_sli);
          if (id!=XkbAllXIIds)
            break;
      }
    }
    if (nFBs>0) {
      if (rep->supported&XkbXI_IndicatorsMask) {
          rep->nDeviceLedFBs= nFBs;
          rep->length+= (length/4);
      }
      return Success;
    }
    if (classOk) client->errorValue= _XkbErrCode2(XkbErr_BadId,id);
    else     client->errorValue= _XkbErrCode2(XkbErr_BadClass,class);
    return XkbKeyboardErrorCode;
}

static int
SendDeviceLedInfo(      XkbSrvLedInfoPtr  sli,
                  ClientPtr         client)
{
xkbDeviceLedsWireDesc   wire;
int               length;

    length= 0;
    wire.ledClass=            sli->class;
    wire.ledID=         sli->id;
    wire.namesPresent=        sli->namesPresent;
    wire.mapsPresent=         sli->mapsPresent;
    wire.physIndicators=      sli->physIndicators;
    wire.state=               sli->effectiveState;
    if (client->swapped) {
      register int n;
      swaps(&wire.ledClass,n);
      swaps(&wire.ledID,n);
      swapl(&wire.namesPresent,n);
      swapl(&wire.mapsPresent,n);
      swapl(&wire.physIndicators,n);
      swapl(&wire.state,n);
    }
    WriteToClient(client,SIZEOF(xkbDeviceLedsWireDesc),(char *)&wire);
    length+= SIZEOF(xkbDeviceLedsWireDesc);
    if (sli->namesPresent|sli->mapsPresent) {
      register unsigned i,bit;
      if (sli->namesPresent) {
          CARD32  awire;
          for (i=0,bit=1;i<XkbNumIndicators;i++,bit<<=1) {
            if (sli->namesPresent&bit) {
                awire= (CARD32)sli->names[i];
                if (client->swapped) {
                  register int n;
                  swapl(&awire,n);
                }
                WriteToClient(client,4,(char *)&awire);
                length+= 4;
            }
          }
      }
      if (sli->mapsPresent) {
          for (i=0,bit=1;i<XkbNumIndicators;i++,bit<<=1) {
            xkbIndicatorMapWireDesc iwire;
            if (sli->mapsPresent&bit) {
                iwire.flags=  sli->maps[i].flags;
                iwire.whichGroups=  sli->maps[i].which_groups;
                iwire.groups= sli->maps[i].groups;
                iwire.whichMods=    sli->maps[i].which_mods;
                iwire.mods=         sli->maps[i].mods.mask;
                iwire.realMods=     sli->maps[i].mods.real_mods;
                iwire.virtualMods=  sli->maps[i].mods.vmods;
                iwire.ctrls=  sli->maps[i].ctrls;
                if (client->swapped) {
                  register int n;
                  swaps(&iwire.virtualMods,n);
                  swapl(&iwire.ctrls,n);
                }
                WriteToClient(client,SIZEOF(xkbIndicatorMapWireDesc),
                                                (char *)&iwire);
                length+= SIZEOF(xkbIndicatorMapWireDesc);
            }
          }
      }
    }
    return length;
}

static int
SendDeviceLedFBs( DeviceIntPtr      dev,
                  int         class,
                  int         id,
                  unsigned    wantLength,
                  ClientPtr   client)
{
int               length= 0;

    if (class==XkbDfltXIClass) {
      if (dev->kbdfeed) class= KbdFeedbackClass;
      else if (dev->leds)     class= LedFeedbackClass;
    }
    if ((dev->kbdfeed)&&
      ((class==KbdFeedbackClass)||(class==XkbAllXIClasses))) {
      KbdFeedbackPtr kf;
      for (kf= dev->kbdfeed;(kf);kf=kf->next) {
          if ((id==XkbAllXIIds)||(id==XkbDfltXIId)||(id==kf->ctrl.id)) {
            length+= SendDeviceLedInfo(kf->xkb_sli,client);
            if (id!=XkbAllXIIds)
                break;
          }
      }
    }
    if ((dev->leds)&&
      ((class==LedFeedbackClass)||(class==XkbAllXIClasses))) {
      LedFeedbackPtr lf;
      for (lf= dev->leds;(lf);lf=lf->next) {
          if ((id==XkbAllXIIds)||(id==XkbDfltXIId)||(id==lf->ctrl.id)) {
            length+= SendDeviceLedInfo(lf->xkb_sli,client);
            if (id!=XkbAllXIIds)
                break;
          }
      }
    }
    if (length==wantLength)
       return Success;
    else return BadLength;
}

int
ProcXkbGetDeviceInfo(ClientPtr client)
{
DeviceIntPtr            dev;
xkbGetDeviceInfoReply   rep;
int               status,nDeviceLedFBs;
unsigned          length,nameLen;
CARD16                  ledClass,ledID;
unsigned          wanted,supported;
char *                  str;

    REQUEST(xkbGetDeviceInfoReq);
    REQUEST_SIZE_MATCH(xkbGetDeviceInfoReq);

    if (!(client->xkbClientFlags&_XkbClientInitialized))
      return BadAccess;

    wanted= stuff->wanted;

    CHK_ANY_DEVICE(dev,stuff->deviceSpec);
    CHK_MASK_LEGAL(0x01,wanted,XkbXI_AllDeviceFeaturesMask);

    if ((!dev->button)||((stuff->nBtns<1)&&(!stuff->allBtns)))
      wanted&= ~XkbXI_ButtonActionsMask;
    if ((!dev->kbdfeed)&&(!dev->leds))
      wanted&= ~XkbXI_IndicatorsMask;
    wanted&= ~XkbXIUnsupported;

    nameLen= XkbSizeCountedString(dev->name);
    bzero((char *)&rep,SIZEOF(xkbGetDeviceInfoReply));
    rep.type = X_Reply;
    rep.deviceID= dev->id;
    rep.sequenceNumber = client->sequence;
    rep.length = nameLen/4;
    rep.present = wanted;
    rep.supported = XkbXI_AllDeviceFeaturesMask&(~XkbXIUnsupported);
    rep.unsupported = XkbXIUnsupported;
    rep.firstBtnWanted = rep.nBtnsWanted = 0;
    rep.firstBtnRtrn = rep.nBtnsRtrn = 0;
    if (dev->button)
       rep.totalBtns= dev->button->numButtons;
    else rep.totalBtns= 0;
    rep.devType=  dev->type;
    rep.hasOwnState=    (dev->key && dev->key->xkbInfo);
    rep.nDeviceLedFBs = 0;
    if (dev->kbdfeed)   rep.dfltKbdFB= dev->kbdfeed->ctrl.id;
    else          rep.dfltKbdFB= XkbXINone;
    if (dev->leds)      rep.dfltLedFB= dev->leds->ctrl.id;
    else          rep.dfltLedFB= XkbXINone;

    ledClass= stuff->ledClass;
    ledID= stuff->ledID;

    rep.firstBtnWanted= rep.nBtnsWanted= 0;
    rep.firstBtnRtrn= rep.nBtnsRtrn= 0;
    if (wanted&XkbXI_ButtonActionsMask) {
      if (stuff->allBtns) {
          stuff->firstBtn= 0;
          stuff->nBtns= dev->button->numButtons;
      }

      if ((stuff->firstBtn+stuff->nBtns)>dev->button->numButtons) {
          client->errorValue = _XkbErrCode4(0x02,dev->button->numButtons,
                                          stuff->firstBtn,
                                          stuff->nBtns);
          return BadValue;
      }
      else {
          rep.firstBtnWanted= stuff->firstBtn;
          rep.nBtnsWanted= stuff->nBtns;
          if (dev->button->xkb_acts!=NULL) {
            XkbAction *act;
            register int i;

            rep.firstBtnRtrn= stuff->firstBtn;
            rep.nBtnsRtrn= stuff->nBtns;
            act= &dev->button->xkb_acts[rep.firstBtnWanted];
            for (i=0;i<rep.nBtnsRtrn;i++,act++) {
                if (act->type!=XkbSA_NoAction)
                  break;
            }
            rep.firstBtnRtrn+=      i;
            rep.nBtnsRtrn-=         i;
            act= &dev->button->xkb_acts[rep.firstBtnRtrn+rep.nBtnsRtrn-1];
            for (i=0;i<rep.nBtnsRtrn;i++,act--) {
                if (act->type!=XkbSA_NoAction)
                  break;
            }
            rep.nBtnsRtrn-=         i;
          }
          rep.length+= (rep.nBtnsRtrn*SIZEOF(xkbActionWireDesc))/4;
      }
    }

    if (wanted&XkbXI_IndicatorsMask) {
      status= CheckDeviceLedFBs(dev,ledClass,ledID,&rep,client);
      if (status!=Success)
          return status;
    }
    length= rep.length*4;
    supported= rep.supported;
    nDeviceLedFBs = rep.nDeviceLedFBs;
    if (client->swapped) {
      register int n;
      swaps(&rep.sequenceNumber,n);
      swapl(&rep.length,n);
      swaps(&rep.present,n);
      swaps(&rep.supported,n);
      swaps(&rep.unsupported,n);
      swaps(&rep.nDeviceLedFBs,n);
      swapl(&rep.type,n);
    }
    WriteToClient(client,SIZEOF(xkbGetDeviceInfoReply), (char *)&rep);

    str= (char*) ALLOCATE_LOCAL(nameLen);
    if (!str) 
      return BadAlloc;
    XkbWriteCountedString(str,dev->name,client->swapped);
    WriteToClient(client,nameLen,str);
    DEALLOCATE_LOCAL(str);
    length-= nameLen;

    if (rep.nBtnsRtrn>0) {
      int               sz;
      xkbActionWireDesc *     awire;
      sz= rep.nBtnsRtrn*SIZEOF(xkbActionWireDesc);
      awire= (xkbActionWireDesc *)&dev->button->xkb_acts[rep.firstBtnRtrn];
      WriteToClient(client,sz,(char *)awire);
      length-= sz;
    }
    if (nDeviceLedFBs>0) {
      status= SendDeviceLedFBs(dev,ledClass,ledID,length,client);
      if (status!=Success)
          return status;
    }
    else if (length!=0)  {
#ifdef DEBUG
      ErrorF("Internal Error!  BadLength in ProcXkbGetDeviceInfo\n");
      ErrorF("                 Wrote %d fewer bytes than expected\n",length);
#endif
      return BadLength;
    }
    if (stuff->wanted&(~supported)) {
      xkbExtensionDeviceNotify ed;
      bzero((char *)&ed,SIZEOF(xkbExtensionDeviceNotify));
      ed.ledClass=            ledClass;
      ed.ledID=         ledID;
      ed.ledsDefined=   0;
      ed.ledState=            0;
      ed.firstBtn= ed.nBtns=  0;
      ed.reason=        XkbXI_UnsupportedFeatureMask;
      ed.supported=           supported;
      ed.unsupported=         stuff->wanted&(~supported);
      XkbSendExtensionDeviceNotify(dev,client,&ed);
    }
    return client->noClientException;
}

static char *
CheckSetDeviceIndicators(     char *            wire,
                        DeviceIntPtr      dev,
                        int         num,
                        int *       status_rtrn,
                        ClientPtr   client)
{
xkbDeviceLedsWireDesc * ledWire;
int               i;
XkbSrvLedInfoPtr  sli;

    ledWire= (xkbDeviceLedsWireDesc *)wire;
    for (i=0;i<num;i++) {
      if (client->swapped) {
         register int n;
         swaps(&ledWire->ledClass,n);
         swaps(&ledWire->ledID,n);
         swapl(&ledWire->namesPresent,n);
         swapl(&ledWire->mapsPresent,n);
         swapl(&ledWire->physIndicators,n);
      }

        sli= XkbFindSrvLedInfo(dev,ledWire->ledClass,ledWire->ledID,
                                          XkbXI_IndicatorsMask);
      if (sli!=NULL) {
          register int n;
          register unsigned bit;
          int nMaps,nNames;
          CARD32 *atomWire;
          xkbIndicatorMapWireDesc *mapWire;

          nMaps= nNames= 0;
          for (n=0,bit=1;n<XkbNumIndicators;n++,bit<<=1) {
            if (ledWire->namesPresent&bit)
                nNames++;
            if (ledWire->mapsPresent&bit)
                nMaps++;
          }
          atomWire= (CARD32 *)&ledWire[1];
          if (nNames>0) {
            for (n=0;n<nNames;n++) {
                if (client->swapped) {
                  register int t;
                  swapl(atomWire,t);
                }
                CHK_ATOM_OR_NONE3(((Atom)(*atomWire)),client->errorValue,
                                          *status_rtrn,NULL);
                atomWire++;
            }
          }
          mapWire= (xkbIndicatorMapWireDesc *)atomWire;
          if (nMaps>0) {
            for (n=0;n<nMaps;n++) {
                if (client->swapped) {
                  register int t;
                  swaps(&mapWire->virtualMods,t);
                  swapl(&mapWire->ctrls,t);
                }
                CHK_MASK_LEGAL3(0x21,mapWire->whichGroups,
                                    XkbIM_UseAnyGroup,
                                    client->errorValue,
                                    *status_rtrn,NULL);
                CHK_MASK_LEGAL3(0x22,mapWire->whichMods,XkbIM_UseAnyMods,
                                    client->errorValue,
                                    *status_rtrn,NULL);
                mapWire++;
            }
          }
          ledWire= (xkbDeviceLedsWireDesc *)mapWire;
      }
      else {
          /* SHOULD NEVER HAPPEN */
          return (char *)ledWire;
      }
    }
    return (char *)ledWire;
}

static char *
SetDeviceIndicators(    char *                  wire,
                  DeviceIntPtr            dev,
                  unsigned          changed,
                  int               num,
                  int *             status_rtrn,
                  ClientPtr         client,
                  xkbExtensionDeviceNotify *ev)
{
xkbDeviceLedsWireDesc *       ledWire;
int                     i;
XkbEventCauseRec        cause;
unsigned                namec,mapc,statec;
xkbExtensionDeviceNotify      ed;
XkbChangesRec                 changes;
DeviceIntPtr                  kbd;

    bzero((char *)&ed,sizeof(xkbExtensionDeviceNotify));
    bzero((char *)&changes,sizeof(XkbChangesRec));
    XkbSetCauseXkbReq(&cause,X_kbSetDeviceInfo,client);
    ledWire= (xkbDeviceLedsWireDesc *)wire;
    for (i=0;i<num;i++) {
      register int                  n;
      register unsigned             bit;
      CARD32 *                atomWire;
      xkbIndicatorMapWireDesc *     mapWire;
      XkbSrvLedInfoPtr        sli;

      namec= mapc= statec= 0;
      sli= XkbFindSrvLedInfo(dev,ledWire->ledClass,ledWire->ledID,
                                    XkbXI_IndicatorMapsMask);
      if (!sli) {
          /* SHOULD NEVER HAPPEN!! */
          return (char *)ledWire;
      }

      atomWire= (CARD32 *)&ledWire[1];
      if (changed&XkbXI_IndicatorNamesMask) {
          namec= sli->namesPresent|ledWire->namesPresent;
          bzero((char *)sli->names,XkbNumIndicators*sizeof(Atom));
      }
      if (ledWire->namesPresent) {
          sli->namesPresent= ledWire->namesPresent;
          bzero((char *)sli->names,XkbNumIndicators*sizeof(Atom));
          for (n=0,bit=1;n<XkbNumIndicators;n++,bit<<=1) {
            if (ledWire->namesPresent&bit) {
                 sli->names[n]= (Atom)*atomWire;
                 if (sli->names[n]==None)
                  ledWire->namesPresent&= ~bit;
                 atomWire++; 
            }
          }
      }
      mapWire= (xkbIndicatorMapWireDesc *)atomWire;
      if (changed&XkbXI_IndicatorMapsMask) {
          mapc= sli->mapsPresent|ledWire->mapsPresent;
          sli->mapsPresent= ledWire->mapsPresent;
          bzero((char*)sli->maps,XkbNumIndicators*sizeof(XkbIndicatorMapRec));
      }
      if (ledWire->mapsPresent) {
          for (n=0,bit=1;n<XkbNumIndicators;n++,bit<<=1) {
            if (ledWire->mapsPresent&bit) {
                sli->maps[n].flags=       mapWire->flags;
                sli->maps[n].which_groups=      mapWire->whichGroups;
                sli->maps[n].groups=      mapWire->groups;
                sli->maps[n].which_mods=  mapWire->whichMods;
                sli->maps[n].mods.mask=   mapWire->mods;
                sli->maps[n].mods.real_mods=mapWire->realMods;
                sli->maps[n].mods.vmods=  mapWire->virtualMods;
                sli->maps[n].ctrls=       mapWire->ctrls;
                mapWire++; 
            }
          }
      }
      if (changed&XkbXI_IndicatorStateMask) {
          statec= sli->effectiveState^ledWire->state;
          sli->explicitState&= ~statec;
          sli->explicitState|= (ledWire->state&statec);
      }
      if (namec)
          XkbApplyLedNameChanges(dev,sli,namec,&ed,&changes,&cause);
      if (mapc)
          XkbApplyLedMapChanges(dev,sli,mapc,&ed,&changes,&cause);
      if (statec)
          XkbApplyLedStateChanges(dev,sli,statec,&ed,&changes,&cause);

      kbd= dev;
      if ((sli->flags&XkbSLI_HasOwnState)==0)
          kbd= (DeviceIntPtr)LookupKeyboardDevice();

      XkbFlushLedEvents(dev,kbd,sli,&ed,&changes,&cause);
      ledWire= (xkbDeviceLedsWireDesc *)mapWire;
    }
    return (char *)ledWire;
}

int
ProcXkbSetDeviceInfo(ClientPtr client)
{
DeviceIntPtr            dev;
unsigned          change;
char *                  wire;
xkbExtensionDeviceNotify ed;

    REQUEST(xkbSetDeviceInfoReq);
    REQUEST_AT_LEAST_SIZE(xkbSetDeviceInfoReq);

    if (!(client->xkbClientFlags&_XkbClientInitialized))
      return BadAccess;

    change= stuff->change;

    CHK_ANY_DEVICE(dev,stuff->deviceSpec);
    CHK_MASK_LEGAL(0x01,change,(XkbXI_AllFeaturesMask&(~XkbXI_KeyboardsMask)));

    wire= (char *)&stuff[1];
    if (change&XkbXI_ButtonActionsMask) {
      if (!dev->button) {
          client->errorValue = _XkbErrCode2(XkbErr_BadClass,ButtonClass);
          return XkbKeyboardErrorCode;
      }
      if ((stuff->firstBtn+stuff->nBtns)>dev->button->numButtons) {
          client->errorValue= _XkbErrCode4(0x02,stuff->firstBtn,stuff->nBtns,
                                    dev->button->numButtons);
          return BadMatch;
      }
      wire+= (stuff->nBtns*SIZEOF(xkbActionWireDesc));
    }
    if (stuff->change&XkbXI_IndicatorsMask) {
      int status= Success;
      wire= CheckSetDeviceIndicators(wire,dev,stuff->nDeviceLedFBs,
                                          &status,client);
      if (status!=Success)
          return status;
    }
    if (((wire-((char *)stuff))/4)!=stuff->length)
      return BadLength;

    bzero((char *)&ed,SIZEOF(xkbExtensionDeviceNotify));
    ed.deviceID=  dev->id;
    wire= (char *)&stuff[1];
    if (change&XkbXI_ButtonActionsMask) {
      int               nBtns,sz,i;
      XkbAction *       acts;
      DeviceIntPtr            kbd;

      nBtns= dev->button->numButtons;
      acts= dev->button->xkb_acts;
      if (acts==NULL) {
          acts= _XkbTypedCalloc(nBtns,XkbAction);
          if (!acts)
            return BadAlloc;
          dev->button->xkb_acts= acts;
      }
      sz= stuff->nBtns*SIZEOF(xkbActionWireDesc);
      memcpy((char *)&acts[stuff->firstBtn],(char *)wire,sz);
      wire+= sz;
      ed.reason|= XkbXI_ButtonActionsMask;
      ed.firstBtn=      stuff->firstBtn;
      ed.nBtns=   stuff->nBtns;

      if (dev->key)     kbd= dev;
      else        kbd= (DeviceIntPtr)LookupKeyboardDevice();
      acts= &dev->button->xkb_acts[stuff->firstBtn];
      for (i=0;i<stuff->nBtns;i++,acts++) {
          if (acts->type!=XkbSA_NoAction)
            XkbSetActionKeyMods(kbd->key->xkbInfo->desc,acts,0);
      }
    }
    if (stuff->change&XkbXI_IndicatorsMask) {
      int status= Success;
      wire= SetDeviceIndicators(wire,dev,change,stuff->nDeviceLedFBs,
                                          &status,client,&ed);
      if (status!=Success)
          return status;
    }
    if ((stuff->change)&&(ed.reason))
      XkbSendExtensionDeviceNotify(dev,client,&ed);
    return client->noClientException;
}

/***====================================================================***/

int
ProcXkbSetDebuggingFlags(ClientPtr client)
{
CARD32                        newFlags,newCtrls,extraLength;
xkbSetDebuggingFlagsReply     rep;

    REQUEST(xkbSetDebuggingFlagsReq);
    REQUEST_AT_LEAST_SIZE(xkbSetDebuggingFlagsReq);

    newFlags=  xkbDebugFlags&(~stuff->affectFlags);
    newFlags|= (stuff->flags&stuff->affectFlags);
    newCtrls=  xkbDebugCtrls&(~stuff->affectCtrls);
    newCtrls|= (stuff->ctrls&stuff->affectCtrls);
    if (xkbDebugFlags || newFlags || stuff->msgLength) {
      ErrorF("XkbDebug: Setting debug flags to 0x%lx\n",(long)newFlags);
      if (newCtrls!=xkbDebugCtrls)
          ErrorF("XkbDebug: Setting debug controls to 0x%lx\n",(long)newCtrls);
    }
    extraLength= (stuff->length<<2)-sz_xkbSetDebuggingFlagsReq;
    if (stuff->msgLength>0) {
      char *msg;
      if (extraLength<XkbPaddedSize(stuff->msgLength)) {
          ErrorF("XkbDebug: msgLength= %d, length= %ld (should be %d)\n",
                  stuff->msgLength,(long)extraLength,
                  XkbPaddedSize(stuff->msgLength));
          return BadLength;
      }
      msg= (char *)&stuff[1];
      if (msg[stuff->msgLength-1]!='\0') {
          ErrorF("XkbDebug: message not null-terminated\n");
          return BadValue;
      }
      ErrorF("XkbDebug: %s\n",msg);
    }
    xkbDebugFlags = newFlags;
    xkbDebugCtrls = newCtrls;

    XkbDisableLockActions= (xkbDebugCtrls&XkbDF_DisableLocks);

    rep.type= X_Reply;
    rep.length = 0;
    rep.sequenceNumber = client->sequence;
    rep.currentFlags = newFlags;
    rep.currentCtrls = newCtrls;
    rep.supportedFlags = ~0;
    rep.supportedCtrls = ~0;
    if ( client->swapped ) {
      register int n;
      swaps(&rep.sequenceNumber, n);
      swapl(&rep.currentFlags, n);
      swapl(&rep.currentCtrls, n);
      swapl(&rep.supportedFlags, n);
      swapl(&rep.supportedCtrls, n);
    }
    WriteToClient(client,SIZEOF(xkbSetDebuggingFlagsReply), (char *)&rep);
    return client->noClientException;
}

/***====================================================================***/

static int
ProcXkbDispatch (ClientPtr client)
{
    REQUEST(xReq);
    switch (stuff->data)
    {
    case X_kbUseExtension:
      return ProcXkbUseExtension(client);
    case X_kbSelectEvents:
      return ProcXkbSelectEvents(client);
    case X_kbBell:
      return ProcXkbBell(client);
    case X_kbGetState:
      return ProcXkbGetState(client);
    case X_kbLatchLockState:
      return ProcXkbLatchLockState(client);
    case X_kbGetControls:
      return ProcXkbGetControls(client);
    case X_kbSetControls:
      return ProcXkbSetControls(client);
    case X_kbGetMap:
      return ProcXkbGetMap(client);
    case X_kbSetMap:
      return ProcXkbSetMap(client);
    case X_kbGetCompatMap:
      return ProcXkbGetCompatMap(client);
    case X_kbSetCompatMap:
      return ProcXkbSetCompatMap(client);
    case X_kbGetIndicatorState:
      return ProcXkbGetIndicatorState(client);
    case X_kbGetIndicatorMap:
      return ProcXkbGetIndicatorMap(client);
    case X_kbSetIndicatorMap:
      return ProcXkbSetIndicatorMap(client);
    case X_kbGetNamedIndicator:
      return ProcXkbGetNamedIndicator(client);
    case X_kbSetNamedIndicator:
      return ProcXkbSetNamedIndicator(client);
    case X_kbGetNames:
      return ProcXkbGetNames(client);
    case X_kbSetNames:
      return ProcXkbSetNames(client);
    case X_kbGetGeometry:
      return ProcXkbGetGeometry(client);
    case X_kbSetGeometry:
      return ProcXkbSetGeometry(client);
    case X_kbPerClientFlags:
      return ProcXkbPerClientFlags(client);
    case X_kbListComponents:
      return ProcXkbListComponents(client);
    case X_kbGetKbdByName:
      return ProcXkbGetKbdByName(client);
    case X_kbGetDeviceInfo:
      return ProcXkbGetDeviceInfo(client);
    case X_kbSetDeviceInfo:
      return ProcXkbSetDeviceInfo(client);
    case X_kbSetDebuggingFlags:
      return ProcXkbSetDebuggingFlags(client);
    default:
      return BadRequest;
    }
}

static int
XkbClientGone(pointer data,XID id)
{
    DevicePtr     pXDev = (DevicePtr)data;

    if (!XkbRemoveResourceClient(pXDev,id)) {
      ErrorF("Internal Error! bad RemoveResourceClient in XkbClientGone\n");
    }
    return 1;
}

/*ARGSUSED*/
static void
XkbResetProc(ExtensionEntry *extEntry)
{
}

void
XkbExtensionInit(INITARGS)
{
    ExtensionEntry *extEntry;

    if ((extEntry = AddExtension(XkbName, XkbNumberEvents, XkbNumberErrors,
                         ProcXkbDispatch, SProcXkbDispatch,
                         XkbResetProc, StandardMinorOpcode))) {
      XkbReqCode = (unsigned char)extEntry->base;
      XkbEventBase = (unsigned char)extEntry->eventBase;
      XkbErrorBase = (unsigned char)extEntry->errorBase;
      XkbKeyboardErrorCode = XkbErrorBase+XkbKeyboard;
      RT_XKBCLIENT = CreateNewResourceType(XkbClientGone);
    }
    return;
}



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