diff options
Diffstat (limited to 'xorg-server/xkb/xkbUtils.c')
| -rw-r--r-- | xorg-server/xkb/xkbUtils.c | 4384 |
1 files changed, 2192 insertions, 2192 deletions
diff --git a/xorg-server/xkb/xkbUtils.c b/xorg-server/xkb/xkbUtils.c index 6d0901a36..286fab073 100644 --- a/xorg-server/xkb/xkbUtils.c +++ b/xorg-server/xkb/xkbUtils.c @@ -1,2192 +1,2192 @@ -/************************************************************ -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. - -********************************************************/ -/* - -Copyright © 2008 Red Hat Inc. - -Permission is hereby granted, free of charge, to any person obtaining a -copy of this software and associated documentation files (the "Software"), -to deal in the Software without restriction, including without limitation -the rights to use, copy, modify, merge, publish, distribute, sublicense, -and/or sell copies of the Software, and to permit persons to whom the -Software is furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice (including the next -paragraph) shall be included in all copies or substantial portions of the -Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL -THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING -FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER -DEALINGS IN THE SOFTWARE. - -*/ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include "os.h" -#include <stdio.h> -#include <ctype.h> -#include <math.h> -#include <X11/X.h> -#include <X11/Xproto.h> -#define XK_CYRILLIC -#include <X11/keysym.h> -#include "misc.h" -#include "inputstr.h" -#include "eventstr.h" - -#define XKBSRV_NEED_FILE_FUNCS -#include <xkbsrv.h> -#include "xkbgeom.h" -#include "xkb.h" - -/***====================================================================***/ - -int -_XkbLookupAnyDevice(DeviceIntPtr *pDev, int id, ClientPtr client, - Mask access_mode, int *xkb_err) -{ - int rc = XkbKeyboardErrorCode; - - if (id == XkbUseCoreKbd) - id = PickKeyboard(client)->id; - else if (id == XkbUseCorePtr) - id = PickPointer(client)->id; - - rc = dixLookupDevice(pDev, id, client, access_mode); - if (rc != Success) - *xkb_err = XkbErr_BadDevice; - - return rc; -} - -int -_XkbLookupKeyboard(DeviceIntPtr *pDev, int id, ClientPtr client, - Mask access_mode, int *xkb_err) -{ - DeviceIntPtr dev; - int rc; - - if (id == XkbDfltXIId) - id = XkbUseCoreKbd; - - rc = _XkbLookupAnyDevice(pDev, id, client, access_mode, xkb_err); - if (rc != Success) - return rc; - - dev = *pDev; - if (!dev->key || !dev->key->xkbInfo) { - *pDev = NULL; - *xkb_err= XkbErr_BadClass; - return XkbKeyboardErrorCode; - } - return Success; -} - -int -_XkbLookupBellDevice(DeviceIntPtr *pDev, int id, ClientPtr client, - Mask access_mode, int *xkb_err) -{ - DeviceIntPtr dev; - int rc; - - rc = _XkbLookupAnyDevice(pDev, id, client, access_mode, xkb_err); - if (rc != Success) - return rc; - - dev = *pDev; - if (!dev->kbdfeed && !dev->bell) { - *pDev = NULL; - *xkb_err= XkbErr_BadClass; - return XkbKeyboardErrorCode; - } - return Success; -} - -int -_XkbLookupLedDevice(DeviceIntPtr *pDev, int id, ClientPtr client, - Mask access_mode, int *xkb_err) -{ - DeviceIntPtr dev; - int rc; - - if (id == XkbDfltXIId) - id = XkbUseCorePtr; - - rc = _XkbLookupAnyDevice(pDev, id, client, access_mode, xkb_err); - if (rc != Success) - return rc; - - dev = *pDev; - if (!dev->kbdfeed && !dev->leds) { - *pDev = NULL; - *xkb_err= XkbErr_BadClass; - return XkbKeyboardErrorCode; - } - return Success; -} - -int -_XkbLookupButtonDevice(DeviceIntPtr *pDev, int id, ClientPtr client, - Mask access_mode, int *xkb_err) -{ - DeviceIntPtr dev; - int rc; - - rc = _XkbLookupAnyDevice(pDev, id, client, access_mode, xkb_err); - if (rc != Success) - return rc; - - dev = *pDev; - if (!dev->button) { - *pDev = NULL; - *xkb_err= XkbErr_BadClass; - return XkbKeyboardErrorCode; - } - return Success; -} - -void -XkbSetActionKeyMods(XkbDescPtr xkb,XkbAction *act,unsigned mods) -{ -register unsigned tmp; - - switch (act->type) { - case XkbSA_SetMods: case XkbSA_LatchMods: case XkbSA_LockMods: - if (act->mods.flags&XkbSA_UseModMapMods) - act->mods.real_mods= act->mods.mask= mods; - if ((tmp= XkbModActionVMods(&act->mods))!=0) - act->mods.mask|= XkbMaskForVMask(xkb,tmp); - break; - case XkbSA_ISOLock: - if (act->iso.flags&XkbSA_UseModMapMods) - act->iso.real_mods= act->iso.mask= mods; - if ((tmp= XkbModActionVMods(&act->iso))!=0) - act->iso.mask|= XkbMaskForVMask(xkb,tmp); - break; - } - return; -} - -unsigned -XkbMaskForVMask(XkbDescPtr xkb,unsigned vmask) -{ -register int i,bit; -register unsigned mask; - - for (mask=i=0,bit=1;i<XkbNumVirtualMods;i++,bit<<=1) { - if (vmask&bit) - mask|= xkb->server->vmods[i]; - } - return mask; -} - -/***====================================================================***/ - -void -XkbUpdateKeyTypesFromCore( DeviceIntPtr pXDev, - KeySymsPtr pCore, - KeyCode first, - CARD8 num, - XkbChangesPtr changes) -{ -XkbDescPtr xkb; -unsigned key,nG,explicit; -int types[XkbNumKbdGroups]; -KeySym tsyms[XkbMaxSymsPerKey],*syms; -XkbMapChangesPtr mc; - - xkb= pXDev->key->xkbInfo->desc; - if (first+num-1>xkb->max_key_code) { - /* 1/12/95 (ef) -- XXX! should allow XKB structures to grow */ - num= xkb->max_key_code-first+1; - } - - mc= (changes?(&changes->map):NULL); - - syms= &pCore->map[(first - pCore->minKeyCode) * pCore->mapWidth]; - for (key=first; key<(first+num); key++,syms+= pCore->mapWidth) { - explicit= xkb->server->explicit[key]&XkbExplicitKeyTypesMask; - types[XkbGroup1Index]= XkbKeyKeyTypeIndex(xkb,key,XkbGroup1Index); - types[XkbGroup2Index]= XkbKeyKeyTypeIndex(xkb,key,XkbGroup2Index); - types[XkbGroup3Index]= XkbKeyKeyTypeIndex(xkb,key,XkbGroup3Index); - types[XkbGroup4Index]= XkbKeyKeyTypeIndex(xkb,key,XkbGroup4Index); - nG= XkbKeyTypesForCoreSymbols(xkb,pCore->mapWidth,syms,explicit,types, - tsyms); - XkbChangeTypesOfKey(xkb,key,nG,XkbAllGroupsMask,types,mc); - memcpy((char *)XkbKeySymsPtr(xkb,key),(char *)tsyms, - XkbKeyNumSyms(xkb,key)*sizeof(KeySym)); - } - if (changes->map.changed&XkbKeySymsMask) { - CARD8 oldLast,newLast; - oldLast = changes->map.first_key_sym+changes->map.num_key_syms-1; - newLast = first+num-1; - - if (first<changes->map.first_key_sym) - changes->map.first_key_sym = first; - if (oldLast>newLast) - newLast= oldLast; - changes->map.num_key_syms = newLast-changes->map.first_key_sym+1; - } - else { - changes->map.changed|= XkbKeySymsMask; - changes->map.first_key_sym = first; - changes->map.num_key_syms = num; - } - return; -} - -void -XkbUpdateDescActions( XkbDescPtr xkb, - KeyCode first, - CARD8 num, - XkbChangesPtr changes) -{ -register unsigned key; - - for (key=first;key<(first+num);key++) { - XkbApplyCompatMapToKey(xkb,key,changes); - } - - if (changes->map.changed&(XkbVirtualModMapMask|XkbModifierMapMask)) { - unsigned char newVMods[XkbNumVirtualMods]; - register unsigned bit,i; - unsigned present; - - bzero(newVMods,XkbNumVirtualMods); - present= 0; - for (key=xkb->min_key_code;key<=xkb->max_key_code;key++) { - if (xkb->server->vmodmap[key]==0) - continue; - for (i=0,bit=1;i<XkbNumVirtualMods;i++,bit<<=1) { - if (bit&xkb->server->vmodmap[key]) { - present|= bit; - newVMods[i]|= xkb->map->modmap[key]; - } - } - } - for (i=0,bit=1;i<XkbNumVirtualMods;i++,bit<<=1) { - if ((bit&present)&&(newVMods[i]!=xkb->server->vmods[i])) { - changes->map.changed|= XkbVirtualModsMask; - changes->map.vmods|= bit; - xkb->server->vmods[i]= newVMods[i]; - } - } - } - if (changes->map.changed&XkbVirtualModsMask) - XkbApplyVirtualModChanges(xkb,changes->map.vmods,changes); - - if (changes->map.changed&XkbKeyActionsMask) { - CARD8 oldLast,newLast; - oldLast= changes->map.first_key_act+changes->map.num_key_acts-1; - newLast = first+num-1; - - if (first<changes->map.first_key_act) - changes->map.first_key_act = first; - if (newLast>oldLast) - newLast= oldLast; - changes->map.num_key_acts= newLast-changes->map.first_key_act+1; - } - else { - changes->map.changed|= XkbKeyActionsMask; - changes->map.first_key_act = first; - changes->map.num_key_acts = num; - } - return; -} - -void -XkbUpdateActions( DeviceIntPtr pXDev, - KeyCode first, - CARD8 num, - XkbChangesPtr changes, - unsigned * needChecksRtrn, - XkbEventCausePtr cause) -{ -XkbSrvInfoPtr xkbi; -XkbDescPtr xkb; -CARD8 * repeat; - - if (needChecksRtrn) - *needChecksRtrn= 0; - xkbi= pXDev->key->xkbInfo; - xkb= xkbi->desc; - repeat= xkb->ctrls->per_key_repeat; - - if (pXDev->kbdfeed) - memcpy(repeat,pXDev->kbdfeed->ctrl.autoRepeats,XkbPerKeyBitArraySize); - - XkbUpdateDescActions(xkb,first,num,changes); - - if ((pXDev->kbdfeed)&& - (changes->ctrls.enabled_ctrls_changes&XkbPerKeyRepeatMask)) { - memcpy(pXDev->kbdfeed->ctrl.autoRepeats,repeat, XkbPerKeyBitArraySize); - (*pXDev->kbdfeed->CtrlProc)(pXDev, &pXDev->kbdfeed->ctrl); - } - return; -} - -KeySymsPtr -XkbGetCoreMap(DeviceIntPtr keybd) -{ -register int key,tmp; -int maxSymsPerKey, maxGroup1Width; -XkbDescPtr xkb; -KeySymsPtr syms; -int maxNumberOfGroups; - - if (!keybd || !keybd->key || !keybd->key->xkbInfo) - return NULL; - - xkb= keybd->key->xkbInfo->desc; - maxSymsPerKey= maxGroup1Width= 0; - maxNumberOfGroups = 0; - - /* determine sizes */ - for (key=xkb->min_key_code;key<=xkb->max_key_code;key++) { - if (XkbKeycodeInRange(xkb,key)) { - int nGroups; - int w; - nGroups= XkbKeyNumGroups(xkb,key); - tmp= 0; - if (nGroups>0) { - if ((w=XkbKeyGroupWidth(xkb,key,XkbGroup1Index))<=2) - tmp+= 2; - else tmp+= w + 2; - /* remember highest G1 width */ - if (w > maxGroup1Width) - maxGroup1Width = w; - } - if (nGroups>1) { - if (tmp <= 2) { - if ((w=XkbKeyGroupWidth(xkb,key,XkbGroup2Index))<2) - tmp+= 2; - else tmp+= w; - } else { - if ((w=XkbKeyGroupWidth(xkb,key,XkbGroup2Index))>2) - tmp+= w - 2; - } - } - if (nGroups>2) - tmp+= XkbKeyGroupWidth(xkb,key,XkbGroup3Index); - if (nGroups>3) - tmp+= XkbKeyGroupWidth(xkb,key,XkbGroup4Index); - if (tmp>maxSymsPerKey) - maxSymsPerKey= tmp; - if (nGroups > maxNumberOfGroups) - maxNumberOfGroups = nGroups; - } - } - - if (maxSymsPerKey <= 0) - return NULL; - - syms = xcalloc(1, sizeof(*syms)); - if (!syms) - return NULL; - - /* See Section 12.4 of the XKB Protocol spec. Because of the - * single-group distribution for multi-group keyboards, we have to - * have enough symbols for the largest group 1 to replicate across the - * number of groups on the keyboard. e.g. a single-group key with 4 - * symbols on a keyboard that has 3 groups -> 12 syms per key */ - if (maxSymsPerKey < maxNumberOfGroups * maxGroup1Width) - maxSymsPerKey = maxNumberOfGroups * maxGroup1Width; - - syms->mapWidth = maxSymsPerKey; - syms->minKeyCode = xkb->min_key_code; - syms->maxKeyCode = xkb->max_key_code; - - tmp = syms->mapWidth * (xkb->max_key_code - xkb->min_key_code + 1); - syms->map = xcalloc(tmp, sizeof(*syms->map)); - if (!syms->map) { - xfree(syms); - return NULL; - } - - for (key=xkb->min_key_code;key<=xkb->max_key_code;key++) { - KeySym *pCore,*pXKB; - unsigned nGroups,groupWidth,n,nOut; - - nGroups= XkbKeyNumGroups(xkb,key); - n= (key-xkb->min_key_code)*syms->mapWidth; - pCore= &syms->map[n]; - pXKB= XkbKeySymsPtr(xkb,key); - nOut= 2; - if (nGroups>0) { - groupWidth= XkbKeyGroupWidth(xkb,key,XkbGroup1Index); - if (groupWidth>0) pCore[0]= pXKB[0]; - if (groupWidth>1) pCore[1]= pXKB[1]; - for (n=2;n<groupWidth;n++) - pCore[2+n]= pXKB[n]; - if (groupWidth>2) - nOut= groupWidth; - } - - /* See XKB Protocol Sec, Section 12.4. - A 1-group key with ABCDE on a 2 group keyboard must be - duplicated across all groups as ABABCDECDE. - */ - if (nGroups == 1) - { - int idx, j; - - groupWidth = XkbKeyGroupWidth(xkb, key, XkbGroup1Index); - - /* AB..CDE... -> ABABCDE... */ - if (groupWidth > 0 && syms->mapWidth >= 3) - pCore[2] = pCore[0]; - if (groupWidth > 1 && syms->mapWidth >= 4) - pCore[3] = pCore[1]; - - /* ABABCDE... -> ABABCDECDE */ - idx = 2 + groupWidth; - while (groupWidth > 2 && idx < syms->mapWidth && - idx < groupWidth * 2) - { - pCore[idx] = pCore[idx - groupWidth + 2]; - idx++; - } - idx = 2 * groupWidth; - if (idx < 4) - idx = 4; - /* 3 or more groups: ABABCDECDEABCDEABCDE */ - for (j = 3; j <= maxNumberOfGroups; j++) - for (n = 0; n < groupWidth && idx < maxSymsPerKey; n++) - pCore[idx++] = pXKB[n]; - } - - pXKB+= XkbKeyGroupsWidth(xkb,key); - nOut+= 2; - if (nGroups>1) { - groupWidth= XkbKeyGroupWidth(xkb,key,XkbGroup2Index); - if (groupWidth>0) pCore[2]= pXKB[0]; - if (groupWidth>1) pCore[3]= pXKB[1]; - for (n=2;n<groupWidth;n++) { - pCore[nOut+(n-2)]= pXKB[n]; - } - if (groupWidth>2) - nOut+= (groupWidth-2); - } - pXKB+= XkbKeyGroupsWidth(xkb,key); - for (n=XkbGroup3Index;n<nGroups;n++) { - register int s; - groupWidth= XkbKeyGroupWidth(xkb,key,n); - for (s=0;s<groupWidth;s++) { - pCore[nOut++]= pXKB[s]; - } - pXKB+= XkbKeyGroupsWidth(xkb,key); - } - } - - return syms; -} - -void -XkbSetRepeatKeys(DeviceIntPtr pXDev,int key,int onoff) -{ - if (pXDev && pXDev->key && pXDev->key->xkbInfo) { - xkbControlsNotify cn; - XkbControlsPtr ctrls = pXDev->key->xkbInfo->desc->ctrls; - XkbControlsRec old; - old = *ctrls; - - if (key== -1) { /* global autorepeat setting changed */ - if (onoff) ctrls->enabled_ctrls |= XkbRepeatKeysMask; - else ctrls->enabled_ctrls &= ~XkbRepeatKeysMask; - } - else if (pXDev->kbdfeed) { - ctrls->per_key_repeat[key/8] = - pXDev->kbdfeed->ctrl.autoRepeats[key/8]; - } - - if (XkbComputeControlsNotify(pXDev,&old,ctrls,&cn,TRUE)) - XkbSendControlsNotify(pXDev,&cn); - } - return; -} - -/* Applies a change to a single device, does not traverse the device tree. */ -void -XkbApplyMappingChange(DeviceIntPtr kbd, KeySymsPtr map, KeyCode first_key, - CARD8 num_keys, CARD8 *modmap, ClientPtr client) -{ - XkbDescPtr xkb = kbd->key->xkbInfo->desc; - XkbEventCauseRec cause; - XkbChangesRec changes; - unsigned int check; - - memset(&changes, 0, sizeof(changes)); - memset(&cause, 0, sizeof(cause)); - - if (map && first_key && num_keys) { - check = 0; - XkbSetCauseCoreReq(&cause, X_ChangeKeyboardMapping, client); - - XkbUpdateKeyTypesFromCore(kbd, map, first_key, num_keys, &changes); - XkbUpdateActions(kbd, first_key, num_keys, &changes, &check, &cause); - - if (check) - XkbCheckSecondaryEffects(kbd->key->xkbInfo, 1, &changes, &cause); - } - - if (modmap) { - /* A keymap change can imply a modmap change, se we prefer the - * former. */ - if (!cause.mjr) - XkbSetCauseCoreReq(&cause,X_SetModifierMapping,client); - - check = 0; - num_keys = xkb->max_key_code - xkb->min_key_code + 1; - changes.map.changed |= XkbModifierMapMask; - changes.map.first_modmap_key = xkb->min_key_code; - changes.map.num_modmap_keys = num_keys; - memcpy(kbd->key->xkbInfo->desc->map->modmap, modmap, MAP_LENGTH); - XkbUpdateActions(kbd, xkb->min_key_code, num_keys, &changes, &check, - &cause); - - if (check) - XkbCheckSecondaryEffects(kbd->key->xkbInfo, 1, &changes, &cause); - } - - XkbSendNotification(kbd, &changes, &cause); -} - -void -XkbDisableComputedAutoRepeats(DeviceIntPtr dev,unsigned key) -{ -XkbSrvInfoPtr xkbi = dev->key->xkbInfo; -xkbMapNotify mn; - - xkbi->desc->server->explicit[key]|= XkbExplicitAutoRepeatMask; - bzero(&mn,sizeof(mn)); - mn.changed= XkbExplicitComponentsMask; - mn.firstKeyExplicit= key; - mn.nKeyExplicit= 1; - XkbSendMapNotify(dev,&mn); - return; -} - -unsigned -XkbStateChangedFlags(XkbStatePtr old,XkbStatePtr new) -{ -int changed; - - changed=(old->group!=new->group?XkbGroupStateMask:0); - changed|=(old->base_group!=new->base_group?XkbGroupBaseMask:0); - changed|=(old->latched_group!=new->latched_group?XkbGroupLatchMask:0); - changed|=(old->locked_group!=new->locked_group?XkbGroupLockMask:0); - changed|=(old->mods!=new->mods?XkbModifierStateMask:0); - changed|=(old->base_mods!=new->base_mods?XkbModifierBaseMask:0); - changed|=(old->latched_mods!=new->latched_mods?XkbModifierLatchMask:0); - changed|=(old->locked_mods!=new->locked_mods?XkbModifierLockMask:0); - changed|=(old->compat_state!=new->compat_state?XkbCompatStateMask:0); - changed|=(old->grab_mods!=new->grab_mods?XkbGrabModsMask:0); - if (old->compat_grab_mods!=new->compat_grab_mods) - changed|= XkbCompatGrabModsMask; - changed|=(old->lookup_mods!=new->lookup_mods?XkbLookupModsMask:0); - if (old->compat_lookup_mods!=new->compat_lookup_mods) - changed|= XkbCompatLookupModsMask; - changed|=(old->ptr_buttons!=new->ptr_buttons?XkbPointerButtonMask:0); - return changed; -} - -static void -XkbComputeCompatState(XkbSrvInfoPtr xkbi) -{ -CARD16 grp_mask; -XkbStatePtr state= &xkbi->state; -XkbCompatMapPtr map; - - if (!state || !xkbi->desc || !xkbi->desc->ctrls || !xkbi->desc->compat) - return; - - map= xkbi->desc->compat; - grp_mask= map->groups[state->group].mask; - state->compat_state = state->mods|grp_mask; - state->compat_lookup_mods= state->lookup_mods|grp_mask; - - if (xkbi->desc->ctrls->enabled_ctrls&XkbIgnoreGroupLockMask) - grp_mask= map->groups[state->base_group].mask; - state->compat_grab_mods= state->grab_mods|grp_mask; - return; -} - -unsigned -XkbAdjustGroup(int group,XkbControlsPtr ctrls) -{ -unsigned act; - - act= XkbOutOfRangeGroupAction(ctrls->groups_wrap); - if (group<0) { - while ( group < 0 ) { - if (act==XkbClampIntoRange) { - group= XkbGroup1Index; - } - else if (act==XkbRedirectIntoRange) { - int newGroup; - newGroup= XkbOutOfRangeGroupNumber(ctrls->groups_wrap); - if (newGroup>=ctrls->num_groups) - group= XkbGroup1Index; - else group= newGroup; - } - else { - group+= ctrls->num_groups; - } - } - } - else if (group>=ctrls->num_groups) { - if (act==XkbClampIntoRange) { - group= ctrls->num_groups-1; - } - else if (act==XkbRedirectIntoRange) { - int newGroup; - newGroup= XkbOutOfRangeGroupNumber(ctrls->groups_wrap); - if (newGroup>=ctrls->num_groups) - group= XkbGroup1Index; - else group= newGroup; - } - else { - group%= ctrls->num_groups; - } - } - return group; -} - -void -XkbComputeDerivedState(XkbSrvInfoPtr xkbi) -{ -XkbStatePtr state= &xkbi->state; -XkbControlsPtr ctrls= xkbi->desc->ctrls; -unsigned char grp; - - if (!state || !ctrls) - return; - - state->mods= (state->base_mods|state->latched_mods|state->locked_mods); - state->lookup_mods= state->mods&(~ctrls->internal.mask); - state->grab_mods= state->lookup_mods&(~ctrls->ignore_lock.mask); - state->grab_mods|= - ((state->base_mods|state->latched_mods)&ctrls->ignore_lock.mask); - - - grp= state->locked_group; - if (grp>=ctrls->num_groups) - state->locked_group= XkbAdjustGroup(XkbCharToInt(grp),ctrls); - - grp= state->locked_group+state->base_group+state->latched_group; - if (grp>=ctrls->num_groups) - state->group= XkbAdjustGroup(XkbCharToInt(grp),ctrls); - else state->group= grp; - XkbComputeCompatState(xkbi); - return; -} - -/***====================================================================***/ - -void -XkbCheckSecondaryEffects( XkbSrvInfoPtr xkbi, - unsigned which, - XkbChangesPtr changes, - XkbEventCausePtr cause) -{ - if (which&XkbStateNotifyMask) { - XkbStateRec old; - old= xkbi->state; - changes->state_changes|= XkbStateChangedFlags(&old,&xkbi->state); - XkbComputeDerivedState(xkbi); - } - if (which&XkbIndicatorStateNotifyMask) - XkbUpdateIndicators(xkbi->device,XkbAllIndicatorsMask,TRUE,changes, - cause); - return; -} - -/***====================================================================***/ - -Bool -XkbEnableDisableControls( XkbSrvInfoPtr xkbi, - unsigned long change, - unsigned long newValues, - XkbChangesPtr changes, - XkbEventCausePtr cause) -{ -XkbControlsPtr ctrls; -unsigned old; -XkbSrvLedInfoPtr sli; - - ctrls= xkbi->desc->ctrls; - old= ctrls->enabled_ctrls; - ctrls->enabled_ctrls&= ~change; - ctrls->enabled_ctrls|= (change&newValues); - if (old==ctrls->enabled_ctrls) - return FALSE; - if (cause!=NULL) { - xkbControlsNotify cn; - cn.numGroups= ctrls->num_groups; - cn.changedControls= XkbControlsEnabledMask; - cn.enabledControls= ctrls->enabled_ctrls; - cn.enabledControlChanges= (ctrls->enabled_ctrls^old); - cn.keycode= cause->kc; - cn.eventType= cause->event; - cn.requestMajor= cause->mjr; - cn.requestMinor= cause->mnr; - XkbSendControlsNotify(xkbi->device,&cn); - } - else { - /* Yes, this really should be an XOR. If ctrls->enabled_ctrls_changes*/ - /* is non-zero, the controls in question changed already in "this" */ - /* request and this change merely undoes the previous one. By the */ - /* same token, we have to figure out whether or not ControlsEnabled */ - /* should be set or not in the changes structure */ - changes->ctrls.enabled_ctrls_changes^= (ctrls->enabled_ctrls^old); - if (changes->ctrls.enabled_ctrls_changes) - changes->ctrls.changed_ctrls|= XkbControlsEnabledMask; - else changes->ctrls.changed_ctrls&= ~XkbControlsEnabledMask; - } - sli= XkbFindSrvLedInfo(xkbi->device,XkbDfltXIClass,XkbDfltXIId,0); - XkbUpdateIndicators(xkbi->device,sli->usesControls,TRUE,changes,cause); - return TRUE; -} - -/***====================================================================***/ - -#define MAX_TOC 16 - -XkbGeometryPtr -XkbLookupNamedGeometry(DeviceIntPtr dev,Atom name,Bool *shouldFree) -{ -XkbSrvInfoPtr xkbi= dev->key->xkbInfo; -XkbDescPtr xkb= xkbi->desc; - - *shouldFree= 0; - if (name==None) { - if (xkb->geom!=NULL) - return xkb->geom; - name= xkb->names->geometry; - } - if ((xkb->geom!=NULL)&&(xkb->geom->name==name)) - return xkb->geom; - *shouldFree= 1; - return NULL; -} - -void -XkbConvertCase(register KeySym sym, KeySym *lower, KeySym *upper) -{ - *lower = sym; - *upper = sym; - switch(sym >> 8) { - case 0: /* Latin 1 */ - if ((sym >= XK_A) && (sym <= XK_Z)) - *lower += (XK_a - XK_A); - else if ((sym >= XK_a) && (sym <= XK_z)) - *upper -= (XK_a - XK_A); - else if ((sym >= XK_Agrave) && (sym <= XK_Odiaeresis)) - *lower += (XK_agrave - XK_Agrave); - else if ((sym >= XK_agrave) && (sym <= XK_odiaeresis)) - *upper -= (XK_agrave - XK_Agrave); - else if ((sym >= XK_Ooblique) && (sym <= XK_Thorn)) - *lower += (XK_oslash - XK_Ooblique); - else if ((sym >= XK_oslash) && (sym <= XK_thorn)) - *upper -= (XK_oslash - XK_Ooblique); - break; - case 1: /* Latin 2 */ - /* Assume the KeySym is a legal value (ignore discontinuities) */ - if (sym == XK_Aogonek) - *lower = XK_aogonek; - else if (sym >= XK_Lstroke && sym <= XK_Sacute) - *lower += (XK_lstroke - XK_Lstroke); - else if (sym >= XK_Scaron && sym <= XK_Zacute) - *lower += (XK_scaron - XK_Scaron); - else if (sym >= XK_Zcaron && sym <= XK_Zabovedot) - *lower += (XK_zcaron - XK_Zcaron); - else if (sym == XK_aogonek) - *upper = XK_Aogonek; - else if (sym >= XK_lstroke && sym <= XK_sacute) - *upper -= (XK_lstroke - XK_Lstroke); - else if (sym >= XK_scaron && sym <= XK_zacute) - *upper -= (XK_scaron - XK_Scaron); - else if (sym >= XK_zcaron && sym <= XK_zabovedot) - *upper -= (XK_zcaron - XK_Zcaron); - else if (sym >= XK_Racute && sym <= XK_Tcedilla) - *lower += (XK_racute - XK_Racute); - else if (sym >= XK_racute && sym <= XK_tcedilla) - *upper -= (XK_racute - XK_Racute); - break; - case 2: /* Latin 3 */ - /* Assume the KeySym is a legal value (ignore discontinuities) */ - if (sym >= XK_Hstroke && sym <= XK_Hcircumflex) - *lower += (XK_hstroke - XK_Hstroke); - else if (sym >= XK_Gbreve && sym <= XK_Jcircumflex) - *lower += (XK_gbreve - XK_Gbreve); - else if (sym >= XK_hstroke && sym <= XK_hcircumflex) - *upper -= (XK_hstroke - XK_Hstroke); - else if (sym >= XK_gbreve && sym <= XK_jcircumflex) - *upper -= (XK_gbreve - XK_Gbreve); - else if (sym >= XK_Cabovedot && sym <= XK_Scircumflex) - *lower += (XK_cabovedot - XK_Cabovedot); - else if (sym >= XK_cabovedot && sym <= XK_scircumflex) - *upper -= (XK_cabovedot - XK_Cabovedot); - break; - case 3: /* Latin 4 */ - /* Assume the KeySym is a legal value (ignore discontinuities) */ - if (sym >= XK_Rcedilla && sym <= XK_Tslash) - *lower += (XK_rcedilla - XK_Rcedilla); - else if (sym >= XK_rcedilla && sym <= XK_tslash) - *upper -= (XK_rcedilla - XK_Rcedilla); - else if (sym == XK_ENG) - *lower = XK_eng; - else if (sym == XK_eng) - *upper = XK_ENG; - else if (sym >= XK_Amacron && sym <= XK_Umacron) - *lower += (XK_amacron - XK_Amacron); - else if (sym >= XK_amacron && sym <= XK_umacron) - *upper -= (XK_amacron - XK_Amacron); - break; - case 6: /* Cyrillic */ - /* Assume the KeySym is a legal value (ignore discontinuities) */ - if (sym >= XK_Serbian_DJE && sym <= XK_Serbian_DZE) - *lower -= (XK_Serbian_DJE - XK_Serbian_dje); - else if (sym >= XK_Serbian_dje && sym <= XK_Serbian_dze) - *upper += (XK_Serbian_DJE - XK_Serbian_dje); - else if (sym >= XK_Cyrillic_YU && sym <= XK_Cyrillic_HARDSIGN) - *lower -= (XK_Cyrillic_YU - XK_Cyrillic_yu); - else if (sym >= XK_Cyrillic_yu && sym <= XK_Cyrillic_hardsign) - *upper += (XK_Cyrillic_YU - XK_Cyrillic_yu); - break; - case 7: /* Greek */ - /* Assume the KeySym is a legal value (ignore discontinuities) */ - if (sym >= XK_Greek_ALPHAaccent && sym <= XK_Greek_OMEGAaccent) - *lower += (XK_Greek_alphaaccent - XK_Greek_ALPHAaccent); - else if (sym >= XK_Greek_alphaaccent && sym <= XK_Greek_omegaaccent && - sym != XK_Greek_iotaaccentdieresis && - sym != XK_Greek_upsilonaccentdieresis) - *upper -= (XK_Greek_alphaaccent - XK_Greek_ALPHAaccent); - else if (sym >= XK_Greek_ALPHA && sym <= XK_Greek_OMEGA) - *lower += (XK_Greek_alpha - XK_Greek_ALPHA); - else if (sym >= XK_Greek_alpha && sym <= XK_Greek_omega && - sym != XK_Greek_finalsmallsigma) - *upper -= (XK_Greek_alpha - XK_Greek_ALPHA); - break; - } -} - -static Bool -_XkbCopyClientMap(XkbDescPtr src, XkbDescPtr dst) -{ - void *tmp = NULL; - int i; - XkbKeyTypePtr stype = NULL, dtype = NULL; - - /* client map */ - if (src->map) { - if (!dst->map) { - tmp = xcalloc(1, sizeof(XkbClientMapRec)); - if (!tmp) - return FALSE; - dst->map = tmp; - } - - if (src->map->syms) { - if (src->map->size_syms != dst->map->size_syms) { - if (dst->map->syms) - tmp = xrealloc(dst->map->syms, - src->map->size_syms * sizeof(KeySym)); - else - tmp = xalloc(src->map->size_syms * sizeof(KeySym)); - if (!tmp) - return FALSE; - dst->map->syms = tmp; - - } - memcpy(dst->map->syms, src->map->syms, - src->map->size_syms * sizeof(KeySym)); - } - else { - if (dst->map->syms) { - xfree(dst->map->syms); - dst->map->syms = NULL; - } - } - dst->map->num_syms = src->map->num_syms; - dst->map->size_syms = src->map->size_syms; - - if (src->map->key_sym_map) { - if (src->max_key_code != dst->max_key_code) { - if (dst->map->key_sym_map) - tmp = xrealloc(dst->map->key_sym_map, - (src->max_key_code + 1) * - sizeof(XkbSymMapRec)); - else - tmp = xalloc((src->max_key_code + 1) * - sizeof(XkbSymMapRec)); - if (!tmp) - return FALSE; - dst->map->key_sym_map = tmp; - } - memcpy(dst->map->key_sym_map, src->map->key_sym_map, - (src->max_key_code + 1) * sizeof(XkbSymMapRec)); - } - else { - if (dst->map->key_sym_map) { - xfree(dst->map->key_sym_map); - dst->map->key_sym_map = NULL; - } - } - - if (src->map->types && src->map->num_types) { - if (src->map->num_types > dst->map->size_types || - !dst->map->types || !dst->map->size_types) { - if (dst->map->types && dst->map->size_types) { - tmp = xrealloc(dst->map->types, - src->map->num_types * sizeof(XkbKeyTypeRec)); - if (!tmp) - return FALSE; - dst->map->types = tmp; - bzero(dst->map->types + dst->map->num_types, - (src->map->num_types - dst->map->num_types) * - sizeof(XkbKeyTypeRec)); - } - else { - tmp = xcalloc(src->map->num_types, sizeof(XkbKeyTypeRec)); - if (!tmp) - return FALSE; - dst->map->types = tmp; - } - } - else if (src->map->num_types < dst->map->num_types && - dst->map->types) { - for (i = src->map->num_types, dtype = (dst->map->types + i); - i < dst->map->num_types; i++, dtype++) { - if (dtype->level_names) - xfree(dtype->level_names); - dtype->level_names = NULL; - dtype->num_levels = 0; - if (dtype->map_count) { - if (dtype->map) - xfree(dtype->map); - if (dtype->preserve) - xfree(dtype->preserve); - } - } - } - - stype = src->map->types; - dtype = dst->map->types; - for (i = 0; i < src->map->num_types; i++, dtype++, stype++) { - if (stype->num_levels && stype->level_names) { - if (stype->num_levels != dtype->num_levels && - dtype->num_levels && dtype->level_names && - i < dst->map->num_types) { - tmp = xrealloc(dtype->level_names, - stype->num_levels * sizeof(Atom)); - if (!tmp) - continue; - dtype->level_names = tmp; - } - else if (!dtype->num_levels || !dtype->level_names || - i >= dst->map->num_types) { - tmp = xalloc(stype->num_levels * sizeof(Atom)); - if (!tmp) - continue; - dtype->level_names = tmp; - } - dtype->num_levels = stype->num_levels; - memcpy(dtype->level_names, stype->level_names, - stype->num_levels * sizeof(Atom)); - } - else { - if (dtype->num_levels && dtype->level_names && - i < dst->map->num_types) - xfree(dtype->level_names); - dtype->num_levels = 0; - dtype->level_names = NULL; - } - - dtype->name = stype->name; - memcpy(&dtype->mods, &stype->mods, sizeof(XkbModsRec)); - - if (stype->map_count) { - if (stype->map) { - if (stype->map_count != dtype->map_count && - dtype->map_count && dtype->map && - i < dst->map->num_types) { - tmp = xrealloc(dtype->map, - stype->map_count * - sizeof(XkbKTMapEntryRec)); - if (!tmp) - return FALSE; - dtype->map = tmp; - } - else if (!dtype->map_count || !dtype->map || - i >= dst->map->num_types) { - tmp = xalloc(stype->map_count * - sizeof(XkbKTMapEntryRec)); - if (!tmp) - return FALSE; - dtype->map = tmp; - } - - memcpy(dtype->map, stype->map, - stype->map_count * sizeof(XkbKTMapEntryRec)); - } - else { - if (dtype->map && i < dst->map->num_types) - xfree(dtype->map); - dtype->map = NULL; - } - - if (stype->preserve) { - if (stype->map_count != dtype->map_count && - dtype->map_count && dtype->preserve && - i < dst->map->num_types) { - tmp = xrealloc(dtype->preserve, - stype->map_count * - sizeof(XkbModsRec)); - if (!tmp) - return FALSE; - dtype->preserve = tmp; - } - else if (!dtype->preserve || !dtype->map_count || - i >= dst->map->num_types) { - tmp = xalloc(stype->map_count * - sizeof(XkbModsRec)); - if (!tmp) - return FALSE; - dtype->preserve = tmp; - } - - memcpy(dtype->preserve, stype->preserve, - stype->map_count * sizeof(XkbModsRec)); - } - else { - if (dtype->preserve && i < dst->map->num_types) - xfree(dtype->preserve); - dtype->preserve = NULL; - } - - dtype->map_count = stype->map_count; - } - else { - if (dtype->map_count && i < dst->map->num_types) { - if (dtype->map) - xfree(dtype->map); - if (dtype->preserve) - xfree(dtype->preserve); - } - dtype->map_count = 0; - dtype->map = NULL; - dtype->preserve = NULL; - } - } - - dst->map->size_types = src->map->num_types; - dst->map->num_types = src->map->num_types; - } - else { - if (dst->map->types) { - for (i = 0, dtype = dst->map->types; i < dst->map->num_types; - i++, dtype++) { - if (dtype->level_names) - xfree(dtype->level_names); - if (dtype->map && dtype->map_count) - xfree(dtype->map); - if (dtype->preserve && dtype->map_count) - xfree(dtype->preserve); - } - xfree(dst->map->types); - dst->map->types = NULL; - } - dst->map->num_types = 0; - dst->map->size_types = 0; - } - - if (src->map->modmap) { - if (src->max_key_code != dst->max_key_code) { - if (dst->map->modmap) - tmp = xrealloc(dst->map->modmap, src->max_key_code + 1); - else - tmp = xalloc(src->max_key_code + 1); - if (!tmp) - return FALSE; - dst->map->modmap = tmp; - } - memcpy(dst->map->modmap, src->map->modmap, src->max_key_code + 1); - } - else { - if (dst->map->modmap) { - xfree(dst->map->modmap); - dst->map->modmap = NULL; - } - } - } - else { - if (dst->map) - XkbFreeClientMap(dst, XkbAllClientInfoMask, TRUE); - } - - return TRUE; -} - -static Bool -_XkbCopyServerMap(XkbDescPtr src, XkbDescPtr dst) -{ - void *tmp = NULL; - - /* server map */ - if (src->server) { - if (!dst->server) { - tmp = xcalloc(1, sizeof(XkbServerMapRec)); - if (!tmp) - return FALSE; - dst->server = tmp; - } - - if (src->server->explicit) { - if (src->max_key_code != dst->max_key_code) { - if (dst->server->explicit) - tmp = xrealloc(dst->server->explicit, src->max_key_code + 1); - else - tmp = xalloc(src->max_key_code + 1); - if (!tmp) - return FALSE; - dst->server->explicit = tmp; - } - memcpy(dst->server->explicit, src->server->explicit, - src->max_key_code + 1); - } - else { - if (dst->server->explicit) { - xfree(dst->server->explicit); - dst->server->explicit = NULL; - } - } - - if (src->server->acts) { - if (src->server->size_acts != dst->server->size_acts) { - if (dst->server->acts) - tmp = xrealloc(dst->server->acts, - src->server->size_acts * sizeof(XkbAction)); - else - tmp = xalloc(src->server->size_acts * sizeof(XkbAction)); - if (!tmp) - return FALSE; - dst->server->acts = tmp; - } - memcpy(dst->server->acts, src->server->acts, - src->server->size_acts * sizeof(XkbAction)); - } - else { - if (dst->server->acts) { - xfree(dst->server->acts); - dst->server->acts = NULL; - } - } - dst->server->size_acts = src->server->size_acts; - dst->server->num_acts = src->server->num_acts; - - if (src->server->key_acts) { - if (src->max_key_code != dst->max_key_code) { - if (dst->server->key_acts) - tmp = xrealloc(dst->server->key_acts, - (src->max_key_code + 1) * - sizeof(unsigned short)); - else - tmp = xalloc((src->max_key_code + 1) * - sizeof(unsigned short)); - if (!tmp) - return FALSE; - dst->server->key_acts = tmp; - } - memcpy(dst->server->key_acts, src->server->key_acts, - (src->max_key_code + 1) * sizeof(unsigned short)); - } - else { - if (dst->server->key_acts) { - xfree(dst->server->key_acts); - dst->server->key_acts = NULL; - } - } - - if (src->server->behaviors) { - if (src->max_key_code != dst->max_key_code) { - if (dst->server->behaviors) - tmp = xrealloc(dst->server->behaviors, - (src->max_key_code + 1) * - sizeof(XkbBehavior)); - else - tmp = xalloc((src->max_key_code + 1) * - sizeof(XkbBehavior)); - if (!tmp) - return FALSE; - dst->server->behaviors = tmp; - } - memcpy(dst->server->behaviors, src->server->behaviors, - (src->max_key_code + 1) * sizeof(XkbBehavior)); - } - else { - if (dst->server->behaviors) { - xfree(dst->server->behaviors); - dst->server->behaviors = NULL; - } - } - - memcpy(dst->server->vmods, src->server->vmods, XkbNumVirtualMods); - - if (src->server->vmodmap) { - if (src->max_key_code != dst->max_key_code) { - if (dst->server->vmodmap) - tmp = xrealloc(dst->server->vmodmap, - (src->max_key_code + 1) * - sizeof(unsigned short)); - else - tmp = xalloc((src->max_key_code + 1) * - sizeof(unsigned short)); - if (!tmp) - return FALSE; - dst->server->vmodmap = tmp; - } - memcpy(dst->server->vmodmap, src->server->vmodmap, - (src->max_key_code + 1) * sizeof(unsigned short)); - } - else { - if (dst->server->vmodmap) { - xfree(dst->server->vmodmap); - dst->server->vmodmap = NULL; - } - } - } - else { - if (dst->server) - XkbFreeServerMap(dst, XkbAllServerInfoMask, TRUE); - } - - return TRUE; -} - -static Bool -_XkbCopyNames(XkbDescPtr src, XkbDescPtr dst) -{ - void *tmp = NULL; - - /* names */ - if (src->names) { - if (!dst->names) { - dst->names = xcalloc(1, sizeof(XkbNamesRec)); - if (!dst->names) - return FALSE; - } - - if (src->names->keys) { - if (src->max_key_code != dst->max_key_code) { - if (dst->names->keys) - tmp = xrealloc(dst->names->keys, (src->max_key_code + 1) * - sizeof(XkbKeyNameRec)); - else - tmp = xalloc((src->max_key_code + 1) * - sizeof(XkbKeyNameRec)); - if (!tmp) - return FALSE; - dst->names->keys = tmp; - } - memcpy(dst->names->keys, src->names->keys, - (src->max_key_code + 1) * sizeof(XkbKeyNameRec)); - } - else { - if (dst->names->keys) { - xfree(dst->names->keys); - dst->names->keys = NULL; - } - } - - if (src->names->num_key_aliases) { - if (src->names->num_key_aliases != dst->names->num_key_aliases) { - if (dst->names->key_aliases) - tmp = xrealloc(dst->names->key_aliases, - src->names->num_key_aliases * - sizeof(XkbKeyAliasRec)); - else - tmp = xalloc(src->names->num_key_aliases * - sizeof(XkbKeyAliasRec)); - if (!tmp) - return FALSE; - dst->names->key_aliases = tmp; - } - memcpy(dst->names->key_aliases, src->names->key_aliases, - src->names->num_key_aliases * sizeof(XkbKeyAliasRec)); - } - else { - if (dst->names->key_aliases) { - xfree(dst->names->key_aliases); - dst->names->key_aliases = NULL; - } - } - dst->names->num_key_aliases = src->names->num_key_aliases; - - if (src->names->num_rg) { - if (src->names->num_rg != dst->names->num_rg) { - if (dst->names->radio_groups) - tmp = xrealloc(dst->names->radio_groups, - src->names->num_rg * sizeof(Atom)); - else - tmp = xalloc(src->names->num_rg * sizeof(Atom)); - if (!tmp) - return FALSE; - dst->names->radio_groups = tmp; - } - memcpy(dst->names->radio_groups, src->names->radio_groups, - src->names->num_rg * sizeof(Atom)); - } - else { - if (dst->names->radio_groups) - xfree(dst->names->radio_groups); - } - dst->names->num_rg = src->names->num_rg; - - dst->names->keycodes = src->names->keycodes; - dst->names->geometry = src->names->geometry; - dst->names->symbols = src->names->symbols; - dst->names->types = src->names->types; - dst->names->compat = src->names->compat; - dst->names->phys_symbols = src->names->phys_symbols; - - memcpy(dst->names->vmods, src->names->vmods, - XkbNumVirtualMods * sizeof(Atom)); - memcpy(dst->names->indicators, src->names->indicators, - XkbNumIndicators * sizeof(Atom)); - memcpy(dst->names->groups, src->names->groups, - XkbNumKbdGroups * sizeof(Atom)); - } - else { - if (dst->names) - XkbFreeNames(dst, XkbAllNamesMask, TRUE); - } - - return TRUE; -} - -static Bool -_XkbCopyCompat(XkbDescPtr src, XkbDescPtr dst) -{ - void *tmp = NULL; - - /* compat */ - if (src->compat) { - if (!dst->compat) { - dst->compat = xcalloc(1, sizeof(XkbCompatMapRec)); - if (!dst->compat) - return FALSE; - } - - if (src->compat->sym_interpret && src->compat->num_si) { - if (src->compat->num_si != dst->compat->size_si) { - if (dst->compat->sym_interpret) - tmp = xrealloc(dst->compat->sym_interpret, - src->compat->num_si * - sizeof(XkbSymInterpretRec)); - else - tmp = xalloc(src->compat->num_si * - sizeof(XkbSymInterpretRec)); - if (!tmp) - return FALSE; - dst->compat->sym_interpret = tmp; - } - memcpy(dst->compat->sym_interpret, src->compat->sym_interpret, - src->compat->num_si * sizeof(XkbSymInterpretRec)); - - dst->compat->num_si = src->compat->num_si; - dst->compat->size_si = src->compat->num_si; - } - else { - if (dst->compat->sym_interpret && dst->compat->size_si) - xfree(dst->compat->sym_interpret); - - dst->compat->sym_interpret = NULL; - dst->compat->num_si = 0; - dst->compat->size_si = 0; - } - - memcpy(dst->compat->groups, src->compat->groups, - XkbNumKbdGroups * sizeof(XkbModsRec)); - } - else { - if (dst->compat) - XkbFreeCompatMap(dst, XkbAllCompatMask, TRUE); - } - - return TRUE; -} - -static Bool -_XkbCopyGeom(XkbDescPtr src, XkbDescPtr dst) -{ - void *tmp = NULL; - int i = 0, j = 0, k = 0; - XkbColorPtr scolor = NULL, dcolor = NULL; - XkbDoodadPtr sdoodad = NULL, ddoodad = NULL; - XkbOutlinePtr soutline = NULL, doutline = NULL; - XkbPropertyPtr sprop = NULL, dprop = NULL; - XkbRowPtr srow = NULL, drow = NULL; - XkbSectionPtr ssection = NULL, dsection = NULL; - XkbShapePtr sshape = NULL, dshape = NULL; - - /* geometry */ - if (src->geom) { - if (!dst->geom) { - dst->geom = xcalloc(sizeof(XkbGeometryRec), 1); - if (!dst->geom) - return FALSE; - } - - /* properties */ - if (src->geom->num_properties) { - if (src->geom->num_properties != dst->geom->sz_properties) { - /* If we've got more properties in the destination than - * the source, run through and free all the excess ones - * first. */ - if (src->geom->num_properties < dst->geom->sz_properties) { - for (i = src->geom->num_properties, - dprop = dst->geom->properties + i; - i < dst->geom->num_properties; - i++, dprop++) { - xfree(dprop->name); - xfree(dprop->value); - } - } - - if (dst->geom->sz_properties) - tmp = xrealloc(dst->geom->properties, - src->geom->num_properties * - sizeof(XkbPropertyRec)); - else - tmp = xalloc(src->geom->num_properties * - sizeof(XkbPropertyRec)); - if (!tmp) - return FALSE; - dst->geom->properties = tmp; - } - - /* We don't set num_properties as we need it to try and avoid - * too much reallocing. */ - dst->geom->sz_properties = src->geom->num_properties; - - if (dst->geom->sz_properties > dst->geom->num_properties) { - bzero(dst->geom->properties + dst->geom->num_properties, - (dst->geom->sz_properties - dst->geom->num_properties) * - sizeof(XkbPropertyRec)); - } - - for (i = 0, - sprop = src->geom->properties, - dprop = dst->geom->properties; - i < src->geom->num_properties; - i++, sprop++, dprop++) { - if (i < dst->geom->num_properties) { - if (strlen(sprop->name) != strlen(dprop->name)) { - tmp = xrealloc(dprop->name, strlen(sprop->name) + 1); - if (!tmp) - return FALSE; - dprop->name = tmp; - } - if (strlen(sprop->value) != strlen(dprop->value)) { - tmp = xrealloc(dprop->value, strlen(sprop->value) + 1); - if (!tmp) - return FALSE; - dprop->value = tmp; - } - strcpy(dprop->name, sprop->name); - strcpy(dprop->value, sprop->value); - } - else { - dprop->name = xstrdup(sprop->name); - dprop->value = xstrdup(sprop->value); - } - } - - /* ... which is already src->geom->num_properties. */ - dst->geom->num_properties = dst->geom->sz_properties; - } - else { - if (dst->geom->sz_properties) { - for (i = 0, dprop = dst->geom->properties; - i < dst->geom->num_properties; - i++, dprop++) { - xfree(dprop->name); - xfree(dprop->value); - } - xfree(dst->geom->properties); - dst->geom->properties = NULL; - } - - dst->geom->num_properties = 0; - dst->geom->sz_properties = 0; - } - - /* colors */ - if (src->geom->num_colors) { - if (src->geom->num_colors != dst->geom->sz_colors) { - if (src->geom->num_colors < dst->geom->sz_colors) { - for (i = src->geom->num_colors, - dcolor = dst->geom->colors + i; - i < dst->geom->num_colors; - i++, dcolor++) { - xfree(dcolor->spec); - } - } - - if (dst->geom->sz_colors) - tmp = xrealloc(dst->geom->colors, - src->geom->num_colors * - sizeof(XkbColorRec)); - else - tmp = xalloc(src->geom->num_colors * - sizeof(XkbColorRec)); - if (!tmp) - return FALSE; - dst->geom->colors = tmp; - } - - dst->geom->sz_colors = src->geom->num_colors; - - if (dst->geom->sz_colors > dst->geom->num_colors) { - bzero(dst->geom->colors + dst->geom->num_colors, - (dst->geom->sz_colors - dst->geom->num_colors) * - sizeof(XkbColorRec)); - } - - for (i = 0, - scolor = src->geom->colors, - dcolor = dst->geom->colors; - i < src->geom->num_colors; - i++, scolor++, dcolor++) { - if (i < dst->geom->num_colors) { - if (strlen(scolor->spec) != strlen(dcolor->spec)) { - tmp = xrealloc(dcolor->spec, strlen(scolor->spec) + 1); - if (!tmp) - return FALSE; - dcolor->spec = tmp; - } - strcpy(dcolor->spec, scolor->spec); - } - else { - dcolor->spec = xstrdup(scolor->spec); - } - dcolor->pixel = scolor->pixel; - } - - dst->geom->num_colors = dst->geom->sz_colors; - } - else { - if (dst->geom->sz_colors) { - for (i = 0, dcolor = dst->geom->colors; - i < dst->geom->num_colors; - i++, dcolor++) { - xfree(dcolor->spec); - } - xfree(dst->geom->colors); - dst->geom->colors = NULL; - } - - dst->geom->num_colors = 0; - dst->geom->sz_colors = 0; - } - - /* shapes */ - /* shapes break down into outlines, which break down into points. */ - if (dst->geom->num_shapes) { - for (i = 0, dshape = dst->geom->shapes; - i < dst->geom->num_shapes; - i++, dshape++) { - for (j = 0, doutline = dshape->outlines; - j < dshape->num_outlines; - j++, doutline++) { - if (doutline->sz_points) - xfree(doutline->points); - } - - if (dshape->sz_outlines) { - xfree(dshape->outlines); - dshape->outlines = NULL; - } - - dshape->num_outlines = 0; - dshape->sz_outlines = 0; - } - } - - if (src->geom->num_shapes) { - tmp = xcalloc(src->geom->num_shapes, sizeof(XkbShapeRec)); - if (!tmp) - return FALSE; - dst->geom->shapes = tmp; - - for (i = 0, sshape = src->geom->shapes, dshape = dst->geom->shapes; - i < src->geom->num_shapes; - i++, sshape++, dshape++) { - if (sshape->num_outlines) { - tmp = xcalloc(sshape->num_outlines, sizeof(XkbOutlineRec)); - if (!tmp) - return FALSE; - dshape->outlines = tmp; - - for (j = 0, - soutline = sshape->outlines, - doutline = dshape->outlines; - j < sshape->num_outlines; - j++, soutline++, doutline++) { - if (soutline->num_points) { - tmp = xalloc(soutline->num_points * - sizeof(XkbPointRec)); - if (!tmp) - return FALSE; - doutline->points = tmp; - - memcpy(doutline->points, soutline->points, - soutline->num_points * sizeof(XkbPointRec)); - - doutline->corner_radius = soutline->corner_radius; - } - - doutline->num_points = soutline->num_points; - doutline->sz_points = soutline->num_points; - } - } - - dshape->num_outlines = sshape->num_outlines; - dshape->sz_outlines = sshape->num_outlines; - dshape->name = sshape->name; - dshape->bounds = sshape->bounds; - - dshape->approx = NULL; - if (sshape->approx && sshape->num_outlines > 0) { - - const ptrdiff_t approx_idx = - sshape->approx - sshape->outlines; - - if (approx_idx < dshape->num_outlines) { - dshape->approx = dshape->outlines + approx_idx; - } else { - LogMessage(X_WARNING, "XKB: approx outline " - "index is out of range\n"); - } - } - - dshape->primary = NULL; - if (sshape->primary && sshape->num_outlines > 0) { - - const ptrdiff_t primary_idx = - sshape->primary - sshape->outlines; - - if (primary_idx < dshape->num_outlines) { - dshape->primary = dshape->outlines + primary_idx; - } else { - LogMessage(X_WARNING, "XKB: primary outline " - "index is out of range\n"); - } - } - } - - dst->geom->num_shapes = src->geom->num_shapes; - dst->geom->sz_shapes = src->geom->num_shapes; - } - else { - if (dst->geom->sz_shapes) { - xfree(dst->geom->shapes); - } - dst->geom->shapes = NULL; - dst->geom->num_shapes = 0; - dst->geom->sz_shapes = 0; - } - - /* sections */ - /* sections break down into doodads, and also into rows, which break - * down into keys. */ - if (dst->geom->num_sections) { - for (i = 0, dsection = dst->geom->sections; - i < dst->geom->num_sections; - i++, dsection++) { - for (j = 0, drow = dsection->rows; - j < dsection->num_rows; - j++, drow++) { - if (drow->num_keys) - xfree(drow->keys); - } - - if (dsection->num_rows) - xfree(dsection->rows); - - /* cut and waste from geom/doodad below. */ - for (j = 0, ddoodad = dsection->doodads; - j < dsection->num_doodads; - j++, ddoodad++) { - if (ddoodad->any.type == XkbTextDoodad) { - if (ddoodad->text.text) { - xfree(ddoodad->text.text); - ddoodad->text.text = NULL; - } - if (ddoodad->text.font) { - xfree(ddoodad->text.font); - ddoodad->text.font = NULL; - } - } - else if (ddoodad->any.type == XkbLogoDoodad) { - if (ddoodad->logo.logo_name) { - xfree(ddoodad->logo.logo_name); - ddoodad->logo.logo_name = NULL; - } - } - } - - if (dsection->num_doodads) - xfree(dsection->doodads); - } - - dst->geom->num_sections = 0; - dst->geom->sections = NULL; - } - - if (src->geom->num_sections) { - if (dst->geom->sz_sections) - tmp = xrealloc(dst->geom->sections, - src->geom->num_sections * - sizeof(XkbSectionRec)); - else - tmp = xalloc(src->geom->num_sections * sizeof(XkbSectionRec)); - if (!tmp) - return FALSE; - memset(tmp, 0, src->geom->num_sections * sizeof(XkbSectionRec)); - dst->geom->sections = tmp; - dst->geom->num_sections = src->geom->num_sections; - dst->geom->sz_sections = src->geom->num_sections; - - for (i = 0, - ssection = src->geom->sections, - dsection = dst->geom->sections; - i < src->geom->num_sections; - i++, ssection++, dsection++) { - *dsection = *ssection; - if (ssection->num_rows) { - tmp = xcalloc(ssection->num_rows, sizeof(XkbRowRec)); - if (!tmp) - return FALSE; - dsection->rows = tmp; - } - dsection->num_rows = ssection->num_rows; - dsection->sz_rows = ssection->num_rows; - - for (j = 0, srow = ssection->rows, drow = dsection->rows; - j < ssection->num_rows; - j++, srow++, drow++) { - if (srow->num_keys) { - tmp = xalloc(srow->num_keys * sizeof(XkbKeyRec)); - if (!tmp) - return FALSE; - drow->keys = tmp; - memcpy(drow->keys, srow->keys, - srow->num_keys * sizeof(XkbKeyRec)); - } - drow->num_keys = srow->num_keys; - drow->sz_keys = srow->num_keys; - drow->top = srow->top; - drow->left = srow->left; - drow->vertical = srow->vertical; - drow->bounds = srow->bounds; - } - - if (ssection->num_doodads) { - tmp = xcalloc(ssection->num_doodads, sizeof(XkbDoodadRec)); - if (!tmp) - return FALSE; - dsection->doodads = tmp; - } - else { - dsection->doodads = NULL; - } - - dsection->sz_doodads = ssection->num_doodads; - for (k = 0, - sdoodad = ssection->doodads, - ddoodad = dsection->doodads; - k < ssection->num_doodads; - k++, sdoodad++, ddoodad++) { - memcpy(ddoodad , sdoodad, sizeof(XkbDoodadRec)); - if (sdoodad->any.type == XkbTextDoodad) { - if (sdoodad->text.text) - ddoodad->text.text = - xstrdup(sdoodad->text.text); - if (sdoodad->text.font) - ddoodad->text.font = - xstrdup(sdoodad->text.font); - } - else if (sdoodad->any.type == XkbLogoDoodad) { - if (sdoodad->logo.logo_name) - ddoodad->logo.logo_name = - xstrdup(sdoodad->logo.logo_name); - } - } - dsection->overlays = NULL; - dsection->sz_overlays = 0; - dsection->num_overlays = 0; - } - } - else { - if (dst->geom->sz_sections) { - xfree(dst->geom->sections); - } - - dst->geom->sections = NULL; - dst->geom->num_sections = 0; - dst->geom->sz_sections = 0; - } - - /* doodads */ - if (dst->geom->num_doodads) { - for (i = src->geom->num_doodads, - ddoodad = dst->geom->doodads + - src->geom->num_doodads; - i < dst->geom->num_doodads; - i++, ddoodad++) { - if (ddoodad->any.type == XkbTextDoodad) { - if (ddoodad->text.text) { - xfree(ddoodad->text.text); - ddoodad->text.text = NULL; - } - if (ddoodad->text.font) { - xfree(ddoodad->text.font); - ddoodad->text.font = NULL; - } - } - else if (ddoodad->any.type == XkbLogoDoodad) { - if (ddoodad->logo.logo_name) { - xfree(ddoodad->logo.logo_name); - ddoodad->logo.logo_name = NULL; - } - } - } - dst->geom->num_doodads = 0; - dst->geom->doodads = NULL; - } - - if (src->geom->num_doodads) { - if (dst->geom->sz_doodads) - tmp = xrealloc(dst->geom->doodads, - src->geom->num_doodads * - sizeof(XkbDoodadRec)); - else - tmp = xalloc(src->geom->num_doodads * - sizeof(XkbDoodadRec)); - if (!tmp) - return FALSE; - memset(tmp, 0, src->geom->num_doodads * sizeof(XkbDoodadRec)); - dst->geom->doodads = tmp; - - dst->geom->sz_doodads = src->geom->num_doodads; - - for (i = 0, - sdoodad = src->geom->doodads, - ddoodad = dst->geom->doodads; - i < src->geom->num_doodads; - i++, sdoodad++, ddoodad++) { - memcpy(ddoodad , sdoodad, sizeof(XkbDoodadRec)); - if (sdoodad->any.type == XkbTextDoodad) { - if (sdoodad->text.text) - ddoodad->text.text = xstrdup(sdoodad->text.text); - if (sdoodad->text.font) - ddoodad->text.font = xstrdup(sdoodad->text.font); - } - else if (sdoodad->any.type == XkbLogoDoodad) { - if (sdoodad->logo.logo_name) - ddoodad->logo.logo_name = - xstrdup(sdoodad->logo.logo_name); - } - } - - dst->geom->num_doodads = dst->geom->sz_doodads; - } - else { - if (dst->geom->sz_doodads) { - xfree(dst->geom->doodads); - } - - dst->geom->doodads = NULL; - dst->geom->num_doodads = 0; - dst->geom->sz_doodads = 0; - } - - /* key aliases */ - if (src->geom->num_key_aliases) { - if (src->geom->num_key_aliases != dst->geom->sz_key_aliases) { - if (dst->geom->sz_key_aliases) - tmp = xrealloc(dst->geom->key_aliases, - src->geom->num_key_aliases * - 2 * XkbKeyNameLength); - else - tmp = xalloc(src->geom->num_key_aliases * - 2 * XkbKeyNameLength); - if (!tmp) - return FALSE; - dst->geom->key_aliases = tmp; - - dst->geom->sz_key_aliases = src->geom->num_key_aliases; - } - - memcpy(dst->geom->key_aliases, src->geom->key_aliases, - src->geom->num_key_aliases * 2 * XkbKeyNameLength); - - dst->geom->num_key_aliases = dst->geom->sz_key_aliases; - } - else { - if (dst->geom->key_aliases) { - xfree(dst->geom->key_aliases); - } - dst->geom->key_aliases = NULL; - dst->geom->num_key_aliases = 0; - dst->geom->sz_key_aliases = 0; - } - - /* font */ - if (src->geom->label_font) { - if (!dst->geom->label_font) { - tmp = xalloc(strlen(src->geom->label_font)); - if (!tmp) - return FALSE; - dst->geom->label_font = tmp; - } - else if (strlen(src->geom->label_font) != - strlen(dst->geom->label_font)) { - tmp = xrealloc(dst->geom->label_font, - strlen(src->geom->label_font)); - if (!tmp) - return FALSE; - dst->geom->label_font = tmp; - } - - strcpy(dst->geom->label_font, src->geom->label_font); - i = XkbGeomColorIndex(src->geom, src->geom->label_color); - dst->geom->label_color = &(dst->geom->colors[i]); - i = XkbGeomColorIndex(src->geom, src->geom->base_color); - dst->geom->base_color = &(dst->geom->colors[i]); - } - else { - if (dst->geom->label_font) { - xfree(dst->geom->label_font); - } - dst->geom->label_font = NULL; - dst->geom->label_color = NULL; - dst->geom->base_color = NULL; - } - - dst->geom->name = src->geom->name; - dst->geom->width_mm = src->geom->width_mm; - dst->geom->height_mm = src->geom->height_mm; - } - else - { - if (dst->geom) { - /* I LOVE THE DIFFERENT CALL SIGNATURE. REALLY, I DO. */ - XkbFreeGeometry(dst->geom, XkbGeomAllMask, TRUE); - dst->geom = NULL; - } - } - - return TRUE; -} - -static Bool -_XkbCopyIndicators(XkbDescPtr src, XkbDescPtr dst) -{ - /* indicators */ - if (src->indicators) { - if (!dst->indicators) { - dst->indicators = xalloc(sizeof(XkbIndicatorRec)); - if (!dst->indicators) - return FALSE; - } - memcpy(dst->indicators, src->indicators, sizeof(XkbIndicatorRec)); - } - else { - if (dst->indicators) { - xfree(dst->indicators); - dst->indicators = NULL; - } - } - return TRUE; -} - -static Bool -_XkbCopyControls(XkbDescPtr src, XkbDescPtr dst) -{ - /* controls */ - if (src->ctrls) { - if (!dst->ctrls) { - dst->ctrls = xalloc(sizeof(XkbControlsRec)); - if (!dst->ctrls) - return FALSE; - } - memcpy(dst->ctrls, src->ctrls, sizeof(XkbControlsRec)); - } - else { - if (dst->ctrls) { - xfree(dst->ctrls); - dst->ctrls = NULL; - } - } - return TRUE; -} - -/** - * Copy an XKB map from src to dst, reallocating when necessary: if some - * map components are present in one, but not in the other, the destination - * components will be allocated or freed as necessary. - * - * Basic map consistency is assumed on both sides, so maps with random - * uninitialised data (e.g. names->radio_grous == NULL, names->num_rg == 19) - * _will_ cause failures. You've been warned. - * - * Returns TRUE on success, or FALSE on failure. If this function fails, - * dst may be in an inconsistent state: all its pointers are guaranteed - * to remain valid, but part of the map may be from src and part from dst. - * - */ - -Bool -XkbCopyKeymap(XkbDescPtr dst, XkbDescPtr src) -{ - - if (!src || !dst) { - DebugF("XkbCopyKeymap: src (%p) or dst (%p) is NULL\n", src, dst); - return FALSE; - } - - if (src == dst) - return TRUE; - - if (!_XkbCopyClientMap(src, dst)) { - DebugF("XkbCopyKeymap: failed to copy client map\n"); - return FALSE; - } - if (!_XkbCopyServerMap(src, dst)) { - DebugF("XkbCopyKeymap: failed to copy server map\n"); - return FALSE; - } - if (!_XkbCopyIndicators(src, dst)) { - DebugF("XkbCopyKeymap: failed to copy indicators\n"); - return FALSE; - } - if (!_XkbCopyControls(src, dst)) { - DebugF("XkbCopyKeymap: failed to copy controls\n"); - return FALSE; - } - if (!_XkbCopyNames(src, dst)) { - DebugF("XkbCopyKeymap: failed to copy names\n"); - return FALSE; - } - if (!_XkbCopyCompat(src, dst)) { - DebugF("XkbCopyKeymap: failed to copy compat map\n"); - return FALSE; - } - if (!_XkbCopyGeom(src, dst)) { - DebugF("XkbCopyKeymap: failed to copy geometry\n"); - return FALSE; - } - - dst->min_key_code = src->min_key_code; - dst->max_key_code = src->max_key_code; - - return TRUE; -} - -Bool -XkbCopyDeviceKeymap(DeviceIntPtr dst, DeviceIntPtr src) -{ - xkbNewKeyboardNotify nkn; - Bool ret; - - if (!dst->key || !src->key) - return FALSE; - - memset(&nkn, 0, sizeof(xkbNewKeyboardNotify)); - nkn.oldMinKeyCode = dst->key->xkbInfo->desc->min_key_code; - nkn.oldMaxKeyCode = dst->key->xkbInfo->desc->max_key_code; - nkn.deviceID = dst->id; - nkn.oldDeviceID = dst->id; /* maybe src->id? */ - nkn.minKeyCode = src->key->xkbInfo->desc->min_key_code; - nkn.maxKeyCode = src->key->xkbInfo->desc->max_key_code; - nkn.requestMajor = XkbReqCode; - nkn.requestMinor = X_kbSetMap; /* Near enough's good enough. */ - nkn.changed = XkbNKN_KeycodesMask; - if (src->key->xkbInfo->desc->geom) - nkn.changed |= XkbNKN_GeometryMask; - - ret = XkbCopyKeymap(dst->key->xkbInfo->desc, src->key->xkbInfo->desc); - if (ret) - XkbSendNewKeyboardNotify(dst, &nkn); - - return ret; -} - -int -XkbGetEffectiveGroup(XkbSrvInfoPtr xkbi, XkbStatePtr xkbState, CARD8 keycode) -{ - XkbDescPtr xkb = xkbi->desc; - int effectiveGroup = xkbState->group; - - if (!XkbKeycodeInRange(xkb, keycode)) - return -1; - - if (effectiveGroup == XkbGroup1Index) - return effectiveGroup; - - if (XkbKeyNumGroups(xkb,keycode) > 1U) { - if (effectiveGroup >= XkbKeyNumGroups(xkb,keycode)) { - unsigned int gi = XkbKeyGroupInfo(xkb,keycode); - switch (XkbOutOfRangeGroupAction(gi)) { - default: - case XkbWrapIntoRange: - effectiveGroup %= XkbKeyNumGroups(xkb, keycode); - break; - case XkbClampIntoRange: - effectiveGroup = XkbKeyNumGroups(xkb, keycode) - 1; - break; - case XkbRedirectIntoRange: - effectiveGroup = XkbOutOfRangeGroupInfo(gi); - if (effectiveGroup >= XkbKeyNumGroups(xkb, keycode)) - effectiveGroup = 0; - break; - } - } - } - else effectiveGroup = XkbGroup1Index; - - return effectiveGroup; -} +/************************************************************
+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.
+
+********************************************************/
+/*
+
+Copyright © 2008 Red Hat Inc.
+
+Permission is hereby granted, free of charge, to any person obtaining a
+copy of this software and associated documentation files (the "Software"),
+to deal in the Software without restriction, including without limitation
+the rights to use, copy, modify, merge, publish, distribute, sublicense,
+and/or sell copies of the Software, and to permit persons to whom the
+Software is furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice (including the next
+paragraph) shall be included in all copies or substantial portions of the
+Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+DEALINGS IN THE SOFTWARE.
+
+*/
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "os.h"
+#include <stdio.h>
+#include <ctype.h>
+#include <math.h>
+#include <X11/X.h>
+#include <X11/Xproto.h>
+#define XK_CYRILLIC
+#include <X11/keysym.h>
+#include "misc.h"
+#include "inputstr.h"
+#include "eventstr.h"
+
+#define XKBSRV_NEED_FILE_FUNCS
+#include <xkbsrv.h>
+#include "xkbgeom.h"
+#include "xkb.h"
+
+/***====================================================================***/
+
+int
+_XkbLookupAnyDevice(DeviceIntPtr *pDev, int id, ClientPtr client,
+ Mask access_mode, int *xkb_err)
+{
+ int rc = XkbKeyboardErrorCode;
+
+ if (id == XkbUseCoreKbd)
+ id = PickKeyboard(client)->id;
+ else if (id == XkbUseCorePtr)
+ id = PickPointer(client)->id;
+
+ rc = dixLookupDevice(pDev, id, client, access_mode);
+ if (rc != Success)
+ *xkb_err = XkbErr_BadDevice;
+
+ return rc;
+}
+
+int
+_XkbLookupKeyboard(DeviceIntPtr *pDev, int id, ClientPtr client,
+ Mask access_mode, int *xkb_err)
+{
+ DeviceIntPtr dev;
+ int rc;
+
+ if (id == XkbDfltXIId)
+ id = XkbUseCoreKbd;
+
+ rc = _XkbLookupAnyDevice(pDev, id, client, access_mode, xkb_err);
+ if (rc != Success)
+ return rc;
+
+ dev = *pDev;
+ if (!dev->key || !dev->key->xkbInfo) {
+ *pDev = NULL;
+ *xkb_err= XkbErr_BadClass;
+ return XkbKeyboardErrorCode;
+ }
+ return Success;
+}
+
+int
+_XkbLookupBellDevice(DeviceIntPtr *pDev, int id, ClientPtr client,
+ Mask access_mode, int *xkb_err)
+{
+ DeviceIntPtr dev;
+ int rc;
+
+ rc = _XkbLookupAnyDevice(pDev, id, client, access_mode, xkb_err);
+ if (rc != Success)
+ return rc;
+
+ dev = *pDev;
+ if (!dev->kbdfeed && !dev->bell) {
+ *pDev = NULL;
+ *xkb_err= XkbErr_BadClass;
+ return XkbKeyboardErrorCode;
+ }
+ return Success;
+}
+
+int
+_XkbLookupLedDevice(DeviceIntPtr *pDev, int id, ClientPtr client,
+ Mask access_mode, int *xkb_err)
+{
+ DeviceIntPtr dev;
+ int rc;
+
+ if (id == XkbDfltXIId)
+ id = XkbUseCorePtr;
+
+ rc = _XkbLookupAnyDevice(pDev, id, client, access_mode, xkb_err);
+ if (rc != Success)
+ return rc;
+
+ dev = *pDev;
+ if (!dev->kbdfeed && !dev->leds) {
+ *pDev = NULL;
+ *xkb_err= XkbErr_BadClass;
+ return XkbKeyboardErrorCode;
+ }
+ return Success;
+}
+
+int
+_XkbLookupButtonDevice(DeviceIntPtr *pDev, int id, ClientPtr client,
+ Mask access_mode, int *xkb_err)
+{
+ DeviceIntPtr dev;
+ int rc;
+
+ rc = _XkbLookupAnyDevice(pDev, id, client, access_mode, xkb_err);
+ if (rc != Success)
+ return rc;
+
+ dev = *pDev;
+ if (!dev->button) {
+ *pDev = NULL;
+ *xkb_err= XkbErr_BadClass;
+ return XkbKeyboardErrorCode;
+ }
+ return Success;
+}
+
+void
+XkbSetActionKeyMods(XkbDescPtr xkb,XkbAction *act,unsigned mods)
+{
+register unsigned tmp;
+
+ switch (act->type) {
+ case XkbSA_SetMods: case XkbSA_LatchMods: case XkbSA_LockMods:
+ if (act->mods.flags&XkbSA_UseModMapMods)
+ act->mods.real_mods= act->mods.mask= mods;
+ if ((tmp= XkbModActionVMods(&act->mods))!=0)
+ act->mods.mask|= XkbMaskForVMask(xkb,tmp);
+ break;
+ case XkbSA_ISOLock:
+ if (act->iso.flags&XkbSA_UseModMapMods)
+ act->iso.real_mods= act->iso.mask= mods;
+ if ((tmp= XkbModActionVMods(&act->iso))!=0)
+ act->iso.mask|= XkbMaskForVMask(xkb,tmp);
+ break;
+ }
+ return;
+}
+
+unsigned
+XkbMaskForVMask(XkbDescPtr xkb,unsigned vmask)
+{
+register int i,bit;
+register unsigned mask;
+
+ for (mask=i=0,bit=1;i<XkbNumVirtualMods;i++,bit<<=1) {
+ if (vmask&bit)
+ mask|= xkb->server->vmods[i];
+ }
+ return mask;
+}
+
+/***====================================================================***/
+
+void
+XkbUpdateKeyTypesFromCore( DeviceIntPtr pXDev,
+ KeySymsPtr pCore,
+ KeyCode first,
+ CARD8 num,
+ XkbChangesPtr changes)
+{
+XkbDescPtr xkb;
+unsigned key,nG,explicit;
+int types[XkbNumKbdGroups];
+KeySym tsyms[XkbMaxSymsPerKey],*syms;
+XkbMapChangesPtr mc;
+
+ xkb= pXDev->key->xkbInfo->desc;
+ if (first+num-1>xkb->max_key_code) {
+ /* 1/12/95 (ef) -- XXX! should allow XKB structures to grow */
+ num= xkb->max_key_code-first+1;
+ }
+
+ mc= (changes?(&changes->map):NULL);
+
+ syms= &pCore->map[(first - pCore->minKeyCode) * pCore->mapWidth];
+ for (key=first; key<(first+num); key++,syms+= pCore->mapWidth) {
+ explicit= xkb->server->explicit[key]&XkbExplicitKeyTypesMask;
+ types[XkbGroup1Index]= XkbKeyKeyTypeIndex(xkb,key,XkbGroup1Index);
+ types[XkbGroup2Index]= XkbKeyKeyTypeIndex(xkb,key,XkbGroup2Index);
+ types[XkbGroup3Index]= XkbKeyKeyTypeIndex(xkb,key,XkbGroup3Index);
+ types[XkbGroup4Index]= XkbKeyKeyTypeIndex(xkb,key,XkbGroup4Index);
+ nG= XkbKeyTypesForCoreSymbols(xkb,pCore->mapWidth,syms,explicit,types,
+ tsyms);
+ XkbChangeTypesOfKey(xkb,key,nG,XkbAllGroupsMask,types,mc);
+ memcpy((char *)XkbKeySymsPtr(xkb,key),(char *)tsyms,
+ XkbKeyNumSyms(xkb,key)*sizeof(KeySym));
+ }
+ if (changes->map.changed&XkbKeySymsMask) {
+ CARD8 oldLast,newLast;
+ oldLast = changes->map.first_key_sym+changes->map.num_key_syms-1;
+ newLast = first+num-1;
+
+ if (first<changes->map.first_key_sym)
+ changes->map.first_key_sym = first;
+ if (oldLast>newLast)
+ newLast= oldLast;
+ changes->map.num_key_syms = newLast-changes->map.first_key_sym+1;
+ }
+ else {
+ changes->map.changed|= XkbKeySymsMask;
+ changes->map.first_key_sym = first;
+ changes->map.num_key_syms = num;
+ }
+ return;
+}
+
+void
+XkbUpdateDescActions( XkbDescPtr xkb,
+ KeyCode first,
+ CARD8 num,
+ XkbChangesPtr changes)
+{
+register unsigned key;
+
+ for (key=first;key<(first+num);key++) {
+ XkbApplyCompatMapToKey(xkb,key,changes);
+ }
+
+ if (changes->map.changed&(XkbVirtualModMapMask|XkbModifierMapMask)) {
+ unsigned char newVMods[XkbNumVirtualMods];
+ register unsigned bit,i;
+ unsigned present;
+
+ bzero(newVMods,XkbNumVirtualMods);
+ present= 0;
+ for (key=xkb->min_key_code;key<=xkb->max_key_code;key++) {
+ if (xkb->server->vmodmap[key]==0)
+ continue;
+ for (i=0,bit=1;i<XkbNumVirtualMods;i++,bit<<=1) {
+ if (bit&xkb->server->vmodmap[key]) {
+ present|= bit;
+ newVMods[i]|= xkb->map->modmap[key];
+ }
+ }
+ }
+ for (i=0,bit=1;i<XkbNumVirtualMods;i++,bit<<=1) {
+ if ((bit&present)&&(newVMods[i]!=xkb->server->vmods[i])) {
+ changes->map.changed|= XkbVirtualModsMask;
+ changes->map.vmods|= bit;
+ xkb->server->vmods[i]= newVMods[i];
+ }
+ }
+ }
+ if (changes->map.changed&XkbVirtualModsMask)
+ XkbApplyVirtualModChanges(xkb,changes->map.vmods,changes);
+
+ if (changes->map.changed&XkbKeyActionsMask) {
+ CARD8 oldLast,newLast;
+ oldLast= changes->map.first_key_act+changes->map.num_key_acts-1;
+ newLast = first+num-1;
+
+ if (first<changes->map.first_key_act)
+ changes->map.first_key_act = first;
+ if (newLast>oldLast)
+ newLast= oldLast;
+ changes->map.num_key_acts= newLast-changes->map.first_key_act+1;
+ }
+ else {
+ changes->map.changed|= XkbKeyActionsMask;
+ changes->map.first_key_act = first;
+ changes->map.num_key_acts = num;
+ }
+ return;
+}
+
+void
+XkbUpdateActions( DeviceIntPtr pXDev,
+ KeyCode first,
+ CARD8 num,
+ XkbChangesPtr changes,
+ unsigned * needChecksRtrn,
+ XkbEventCausePtr cause)
+{
+XkbSrvInfoPtr xkbi;
+XkbDescPtr xkb;
+CARD8 * repeat;
+
+ if (needChecksRtrn)
+ *needChecksRtrn= 0;
+ xkbi= pXDev->key->xkbInfo;
+ xkb= xkbi->desc;
+ repeat= xkb->ctrls->per_key_repeat;
+
+ if (pXDev->kbdfeed)
+ memcpy(repeat,pXDev->kbdfeed->ctrl.autoRepeats,XkbPerKeyBitArraySize);
+
+ XkbUpdateDescActions(xkb,first,num,changes);
+
+ if ((pXDev->kbdfeed)&&
+ (changes->ctrls.enabled_ctrls_changes&XkbPerKeyRepeatMask)) {
+ memcpy(pXDev->kbdfeed->ctrl.autoRepeats,repeat, XkbPerKeyBitArraySize);
+ (*pXDev->kbdfeed->CtrlProc)(pXDev, &pXDev->kbdfeed->ctrl);
+ }
+ return;
+}
+
+KeySymsPtr
+XkbGetCoreMap(DeviceIntPtr keybd)
+{
+register int key,tmp;
+int maxSymsPerKey, maxGroup1Width;
+XkbDescPtr xkb;
+KeySymsPtr syms;
+int maxNumberOfGroups;
+
+ if (!keybd || !keybd->key || !keybd->key->xkbInfo)
+ return NULL;
+
+ xkb= keybd->key->xkbInfo->desc;
+ maxSymsPerKey= maxGroup1Width= 0;
+ maxNumberOfGroups = 0;
+
+ /* determine sizes */
+ for (key=xkb->min_key_code;key<=xkb->max_key_code;key++) {
+ if (XkbKeycodeInRange(xkb,key)) {
+ int nGroups;
+ int w;
+ nGroups= XkbKeyNumGroups(xkb,key);
+ tmp= 0;
+ if (nGroups>0) {
+ if ((w=XkbKeyGroupWidth(xkb,key,XkbGroup1Index))<=2)
+ tmp+= 2;
+ else tmp+= w + 2;
+ /* remember highest G1 width */
+ if (w > maxGroup1Width)
+ maxGroup1Width = w;
+ }
+ if (nGroups>1) {
+ if (tmp <= 2) {
+ if ((w=XkbKeyGroupWidth(xkb,key,XkbGroup2Index))<2)
+ tmp+= 2;
+ else tmp+= w;
+ } else {
+ if ((w=XkbKeyGroupWidth(xkb,key,XkbGroup2Index))>2)
+ tmp+= w - 2;
+ }
+ }
+ if (nGroups>2)
+ tmp+= XkbKeyGroupWidth(xkb,key,XkbGroup3Index);
+ if (nGroups>3)
+ tmp+= XkbKeyGroupWidth(xkb,key,XkbGroup4Index);
+ if (tmp>maxSymsPerKey)
+ maxSymsPerKey= tmp;
+ if (nGroups > maxNumberOfGroups)
+ maxNumberOfGroups = nGroups;
+ }
+ }
+
+ if (maxSymsPerKey <= 0)
+ return NULL;
+
+ syms = calloc(1, sizeof(*syms));
+ if (!syms)
+ return NULL;
+
+ /* See Section 12.4 of the XKB Protocol spec. Because of the
+ * single-group distribution for multi-group keyboards, we have to
+ * have enough symbols for the largest group 1 to replicate across the
+ * number of groups on the keyboard. e.g. a single-group key with 4
+ * symbols on a keyboard that has 3 groups -> 12 syms per key */
+ if (maxSymsPerKey < maxNumberOfGroups * maxGroup1Width)
+ maxSymsPerKey = maxNumberOfGroups * maxGroup1Width;
+
+ syms->mapWidth = maxSymsPerKey;
+ syms->minKeyCode = xkb->min_key_code;
+ syms->maxKeyCode = xkb->max_key_code;
+
+ tmp = syms->mapWidth * (xkb->max_key_code - xkb->min_key_code + 1);
+ syms->map = calloc(tmp, sizeof(*syms->map));
+ if (!syms->map) {
+ free(syms);
+ return NULL;
+ }
+
+ for (key=xkb->min_key_code;key<=xkb->max_key_code;key++) {
+ KeySym *pCore,*pXKB;
+ unsigned nGroups,groupWidth,n,nOut;
+
+ nGroups= XkbKeyNumGroups(xkb,key);
+ n= (key-xkb->min_key_code)*syms->mapWidth;
+ pCore= &syms->map[n];
+ pXKB= XkbKeySymsPtr(xkb,key);
+ nOut= 2;
+ if (nGroups>0) {
+ groupWidth= XkbKeyGroupWidth(xkb,key,XkbGroup1Index);
+ if (groupWidth>0) pCore[0]= pXKB[0];
+ if (groupWidth>1) pCore[1]= pXKB[1];
+ for (n=2;n<groupWidth;n++)
+ pCore[2+n]= pXKB[n];
+ if (groupWidth>2)
+ nOut= groupWidth;
+ }
+
+ /* See XKB Protocol Sec, Section 12.4.
+ A 1-group key with ABCDE on a 2 group keyboard must be
+ duplicated across all groups as ABABCDECDE.
+ */
+ if (nGroups == 1)
+ {
+ int idx, j;
+
+ groupWidth = XkbKeyGroupWidth(xkb, key, XkbGroup1Index);
+
+ /* AB..CDE... -> ABABCDE... */
+ if (groupWidth > 0 && syms->mapWidth >= 3)
+ pCore[2] = pCore[0];
+ if (groupWidth > 1 && syms->mapWidth >= 4)
+ pCore[3] = pCore[1];
+
+ /* ABABCDE... -> ABABCDECDE */
+ idx = 2 + groupWidth;
+ while (groupWidth > 2 && idx < syms->mapWidth &&
+ idx < groupWidth * 2)
+ {
+ pCore[idx] = pCore[idx - groupWidth + 2];
+ idx++;
+ }
+ idx = 2 * groupWidth;
+ if (idx < 4)
+ idx = 4;
+ /* 3 or more groups: ABABCDECDEABCDEABCDE */
+ for (j = 3; j <= maxNumberOfGroups; j++)
+ for (n = 0; n < groupWidth && idx < maxSymsPerKey; n++)
+ pCore[idx++] = pXKB[n];
+ }
+
+ pXKB+= XkbKeyGroupsWidth(xkb,key);
+ nOut+= 2;
+ if (nGroups>1) {
+ groupWidth= XkbKeyGroupWidth(xkb,key,XkbGroup2Index);
+ if (groupWidth>0) pCore[2]= pXKB[0];
+ if (groupWidth>1) pCore[3]= pXKB[1];
+ for (n=2;n<groupWidth;n++) {
+ pCore[nOut+(n-2)]= pXKB[n];
+ }
+ if (groupWidth>2)
+ nOut+= (groupWidth-2);
+ }
+ pXKB+= XkbKeyGroupsWidth(xkb,key);
+ for (n=XkbGroup3Index;n<nGroups;n++) {
+ register int s;
+ groupWidth= XkbKeyGroupWidth(xkb,key,n);
+ for (s=0;s<groupWidth;s++) {
+ pCore[nOut++]= pXKB[s];
+ }
+ pXKB+= XkbKeyGroupsWidth(xkb,key);
+ }
+ }
+
+ return syms;
+}
+
+void
+XkbSetRepeatKeys(DeviceIntPtr pXDev,int key,int onoff)
+{
+ if (pXDev && pXDev->key && pXDev->key->xkbInfo) {
+ xkbControlsNotify cn;
+ XkbControlsPtr ctrls = pXDev->key->xkbInfo->desc->ctrls;
+ XkbControlsRec old;
+ old = *ctrls;
+
+ if (key== -1) { /* global autorepeat setting changed */
+ if (onoff) ctrls->enabled_ctrls |= XkbRepeatKeysMask;
+ else ctrls->enabled_ctrls &= ~XkbRepeatKeysMask;
+ }
+ else if (pXDev->kbdfeed) {
+ ctrls->per_key_repeat[key/8] =
+ pXDev->kbdfeed->ctrl.autoRepeats[key/8];
+ }
+
+ if (XkbComputeControlsNotify(pXDev,&old,ctrls,&cn,TRUE))
+ XkbSendControlsNotify(pXDev,&cn);
+ }
+ return;
+}
+
+/* Applies a change to a single device, does not traverse the device tree. */
+void
+XkbApplyMappingChange(DeviceIntPtr kbd, KeySymsPtr map, KeyCode first_key,
+ CARD8 num_keys, CARD8 *modmap, ClientPtr client)
+{
+ XkbDescPtr xkb = kbd->key->xkbInfo->desc;
+ XkbEventCauseRec cause;
+ XkbChangesRec changes;
+ unsigned int check;
+
+ memset(&changes, 0, sizeof(changes));
+ memset(&cause, 0, sizeof(cause));
+
+ if (map && first_key && num_keys) {
+ check = 0;
+ XkbSetCauseCoreReq(&cause, X_ChangeKeyboardMapping, client);
+
+ XkbUpdateKeyTypesFromCore(kbd, map, first_key, num_keys, &changes);
+ XkbUpdateActions(kbd, first_key, num_keys, &changes, &check, &cause);
+
+ if (check)
+ XkbCheckSecondaryEffects(kbd->key->xkbInfo, 1, &changes, &cause);
+ }
+
+ if (modmap) {
+ /* A keymap change can imply a modmap change, se we prefer the
+ * former. */
+ if (!cause.mjr)
+ XkbSetCauseCoreReq(&cause,X_SetModifierMapping,client);
+
+ check = 0;
+ num_keys = xkb->max_key_code - xkb->min_key_code + 1;
+ changes.map.changed |= XkbModifierMapMask;
+ changes.map.first_modmap_key = xkb->min_key_code;
+ changes.map.num_modmap_keys = num_keys;
+ memcpy(kbd->key->xkbInfo->desc->map->modmap, modmap, MAP_LENGTH);
+ XkbUpdateActions(kbd, xkb->min_key_code, num_keys, &changes, &check,
+ &cause);
+
+ if (check)
+ XkbCheckSecondaryEffects(kbd->key->xkbInfo, 1, &changes, &cause);
+ }
+
+ XkbSendNotification(kbd, &changes, &cause);
+}
+
+void
+XkbDisableComputedAutoRepeats(DeviceIntPtr dev,unsigned key)
+{
+XkbSrvInfoPtr xkbi = dev->key->xkbInfo;
+xkbMapNotify mn;
+
+ xkbi->desc->server->explicit[key]|= XkbExplicitAutoRepeatMask;
+ bzero(&mn,sizeof(mn));
+ mn.changed= XkbExplicitComponentsMask;
+ mn.firstKeyExplicit= key;
+ mn.nKeyExplicit= 1;
+ XkbSendMapNotify(dev,&mn);
+ return;
+}
+
+unsigned
+XkbStateChangedFlags(XkbStatePtr old,XkbStatePtr new)
+{
+int changed;
+
+ changed=(old->group!=new->group?XkbGroupStateMask:0);
+ changed|=(old->base_group!=new->base_group?XkbGroupBaseMask:0);
+ changed|=(old->latched_group!=new->latched_group?XkbGroupLatchMask:0);
+ changed|=(old->locked_group!=new->locked_group?XkbGroupLockMask:0);
+ changed|=(old->mods!=new->mods?XkbModifierStateMask:0);
+ changed|=(old->base_mods!=new->base_mods?XkbModifierBaseMask:0);
+ changed|=(old->latched_mods!=new->latched_mods?XkbModifierLatchMask:0);
+ changed|=(old->locked_mods!=new->locked_mods?XkbModifierLockMask:0);
+ changed|=(old->compat_state!=new->compat_state?XkbCompatStateMask:0);
+ changed|=(old->grab_mods!=new->grab_mods?XkbGrabModsMask:0);
+ if (old->compat_grab_mods!=new->compat_grab_mods)
+ changed|= XkbCompatGrabModsMask;
+ changed|=(old->lookup_mods!=new->lookup_mods?XkbLookupModsMask:0);
+ if (old->compat_lookup_mods!=new->compat_lookup_mods)
+ changed|= XkbCompatLookupModsMask;
+ changed|=(old->ptr_buttons!=new->ptr_buttons?XkbPointerButtonMask:0);
+ return changed;
+}
+
+static void
+XkbComputeCompatState(XkbSrvInfoPtr xkbi)
+{
+CARD16 grp_mask;
+XkbStatePtr state= &xkbi->state;
+XkbCompatMapPtr map;
+
+ if (!state || !xkbi->desc || !xkbi->desc->ctrls || !xkbi->desc->compat)
+ return;
+
+ map= xkbi->desc->compat;
+ grp_mask= map->groups[state->group].mask;
+ state->compat_state = state->mods|grp_mask;
+ state->compat_lookup_mods= state->lookup_mods|grp_mask;
+
+ if (xkbi->desc->ctrls->enabled_ctrls&XkbIgnoreGroupLockMask)
+ grp_mask= map->groups[state->base_group].mask;
+ state->compat_grab_mods= state->grab_mods|grp_mask;
+ return;
+}
+
+unsigned
+XkbAdjustGroup(int group,XkbControlsPtr ctrls)
+{
+unsigned act;
+
+ act= XkbOutOfRangeGroupAction(ctrls->groups_wrap);
+ if (group<0) {
+ while ( group < 0 ) {
+ if (act==XkbClampIntoRange) {
+ group= XkbGroup1Index;
+ }
+ else if (act==XkbRedirectIntoRange) {
+ int newGroup;
+ newGroup= XkbOutOfRangeGroupNumber(ctrls->groups_wrap);
+ if (newGroup>=ctrls->num_groups)
+ group= XkbGroup1Index;
+ else group= newGroup;
+ }
+ else {
+ group+= ctrls->num_groups;
+ }
+ }
+ }
+ else if (group>=ctrls->num_groups) {
+ if (act==XkbClampIntoRange) {
+ group= ctrls->num_groups-1;
+ }
+ else if (act==XkbRedirectIntoRange) {
+ int newGroup;
+ newGroup= XkbOutOfRangeGroupNumber(ctrls->groups_wrap);
+ if (newGroup>=ctrls->num_groups)
+ group= XkbGroup1Index;
+ else group= newGroup;
+ }
+ else {
+ group%= ctrls->num_groups;
+ }
+ }
+ return group;
+}
+
+void
+XkbComputeDerivedState(XkbSrvInfoPtr xkbi)
+{
+XkbStatePtr state= &xkbi->state;
+XkbControlsPtr ctrls= xkbi->desc->ctrls;
+unsigned char grp;
+
+ if (!state || !ctrls)
+ return;
+
+ state->mods= (state->base_mods|state->latched_mods|state->locked_mods);
+ state->lookup_mods= state->mods&(~ctrls->internal.mask);
+ state->grab_mods= state->lookup_mods&(~ctrls->ignore_lock.mask);
+ state->grab_mods|=
+ ((state->base_mods|state->latched_mods)&ctrls->ignore_lock.mask);
+
+
+ grp= state->locked_group;
+ if (grp>=ctrls->num_groups)
+ state->locked_group= XkbAdjustGroup(XkbCharToInt(grp),ctrls);
+
+ grp= state->locked_group+state->base_group+state->latched_group;
+ if (grp>=ctrls->num_groups)
+ state->group= XkbAdjustGroup(XkbCharToInt(grp),ctrls);
+ else state->group= grp;
+ XkbComputeCompatState(xkbi);
+ return;
+}
+
+/***====================================================================***/
+
+void
+XkbCheckSecondaryEffects( XkbSrvInfoPtr xkbi,
+ unsigned which,
+ XkbChangesPtr changes,
+ XkbEventCausePtr cause)
+{
+ if (which&XkbStateNotifyMask) {
+ XkbStateRec old;
+ old= xkbi->state;
+ changes->state_changes|= XkbStateChangedFlags(&old,&xkbi->state);
+ XkbComputeDerivedState(xkbi);
+ }
+ if (which&XkbIndicatorStateNotifyMask)
+ XkbUpdateIndicators(xkbi->device,XkbAllIndicatorsMask,TRUE,changes,
+ cause);
+ return;
+}
+
+/***====================================================================***/
+
+Bool
+XkbEnableDisableControls( XkbSrvInfoPtr xkbi,
+ unsigned long change,
+ unsigned long newValues,
+ XkbChangesPtr changes,
+ XkbEventCausePtr cause)
+{
+XkbControlsPtr ctrls;
+unsigned old;
+XkbSrvLedInfoPtr sli;
+
+ ctrls= xkbi->desc->ctrls;
+ old= ctrls->enabled_ctrls;
+ ctrls->enabled_ctrls&= ~change;
+ ctrls->enabled_ctrls|= (change&newValues);
+ if (old==ctrls->enabled_ctrls)
+ return FALSE;
+ if (cause!=NULL) {
+ xkbControlsNotify cn;
+ cn.numGroups= ctrls->num_groups;
+ cn.changedControls= XkbControlsEnabledMask;
+ cn.enabledControls= ctrls->enabled_ctrls;
+ cn.enabledControlChanges= (ctrls->enabled_ctrls^old);
+ cn.keycode= cause->kc;
+ cn.eventType= cause->event;
+ cn.requestMajor= cause->mjr;
+ cn.requestMinor= cause->mnr;
+ XkbSendControlsNotify(xkbi->device,&cn);
+ }
+ else {
+ /* Yes, this really should be an XOR. If ctrls->enabled_ctrls_changes*/
+ /* is non-zero, the controls in question changed already in "this" */
+ /* request and this change merely undoes the previous one. By the */
+ /* same token, we have to figure out whether or not ControlsEnabled */
+ /* should be set or not in the changes structure */
+ changes->ctrls.enabled_ctrls_changes^= (ctrls->enabled_ctrls^old);
+ if (changes->ctrls.enabled_ctrls_changes)
+ changes->ctrls.changed_ctrls|= XkbControlsEnabledMask;
+ else changes->ctrls.changed_ctrls&= ~XkbControlsEnabledMask;
+ }
+ sli= XkbFindSrvLedInfo(xkbi->device,XkbDfltXIClass,XkbDfltXIId,0);
+ XkbUpdateIndicators(xkbi->device,sli->usesControls,TRUE,changes,cause);
+ return TRUE;
+}
+
+/***====================================================================***/
+
+#define MAX_TOC 16
+
+XkbGeometryPtr
+XkbLookupNamedGeometry(DeviceIntPtr dev,Atom name,Bool *shouldFree)
+{
+XkbSrvInfoPtr xkbi= dev->key->xkbInfo;
+XkbDescPtr xkb= xkbi->desc;
+
+ *shouldFree= 0;
+ if (name==None) {
+ if (xkb->geom!=NULL)
+ return xkb->geom;
+ name= xkb->names->geometry;
+ }
+ if ((xkb->geom!=NULL)&&(xkb->geom->name==name))
+ return xkb->geom;
+ *shouldFree= 1;
+ return NULL;
+}
+
+void
+XkbConvertCase(register KeySym sym, KeySym *lower, KeySym *upper)
+{
+ *lower = sym;
+ *upper = sym;
+ switch(sym >> 8) {
+ case 0: /* Latin 1 */
+ if ((sym >= XK_A) && (sym <= XK_Z))
+ *lower += (XK_a - XK_A);
+ else if ((sym >= XK_a) && (sym <= XK_z))
+ *upper -= (XK_a - XK_A);
+ else if ((sym >= XK_Agrave) && (sym <= XK_Odiaeresis))
+ *lower += (XK_agrave - XK_Agrave);
+ else if ((sym >= XK_agrave) && (sym <= XK_odiaeresis))
+ *upper -= (XK_agrave - XK_Agrave);
+ else if ((sym >= XK_Ooblique) && (sym <= XK_Thorn))
+ *lower += (XK_oslash - XK_Ooblique);
+ else if ((sym >= XK_oslash) && (sym <= XK_thorn))
+ *upper -= (XK_oslash - XK_Ooblique);
+ break;
+ case 1: /* Latin 2 */
+ /* Assume the KeySym is a legal value (ignore discontinuities) */
+ if (sym == XK_Aogonek)
+ *lower = XK_aogonek;
+ else if (sym >= XK_Lstroke && sym <= XK_Sacute)
+ *lower += (XK_lstroke - XK_Lstroke);
+ else if (sym >= XK_Scaron && sym <= XK_Zacute)
+ *lower += (XK_scaron - XK_Scaron);
+ else if (sym >= XK_Zcaron && sym <= XK_Zabovedot)
+ *lower += (XK_zcaron - XK_Zcaron);
+ else if (sym == XK_aogonek)
+ *upper = XK_Aogonek;
+ else if (sym >= XK_lstroke && sym <= XK_sacute)
+ *upper -= (XK_lstroke - XK_Lstroke);
+ else if (sym >= XK_scaron && sym <= XK_zacute)
+ *upper -= (XK_scaron - XK_Scaron);
+ else if (sym >= XK_zcaron && sym <= XK_zabovedot)
+ *upper -= (XK_zcaron - XK_Zcaron);
+ else if (sym >= XK_Racute && sym <= XK_Tcedilla)
+ *lower += (XK_racute - XK_Racute);
+ else if (sym >= XK_racute && sym <= XK_tcedilla)
+ *upper -= (XK_racute - XK_Racute);
+ break;
+ case 2: /* Latin 3 */
+ /* Assume the KeySym is a legal value (ignore discontinuities) */
+ if (sym >= XK_Hstroke && sym <= XK_Hcircumflex)
+ *lower += (XK_hstroke - XK_Hstroke);
+ else if (sym >= XK_Gbreve && sym <= XK_Jcircumflex)
+ *lower += (XK_gbreve - XK_Gbreve);
+ else if (sym >= XK_hstroke && sym <= XK_hcircumflex)
+ *upper -= (XK_hstroke - XK_Hstroke);
+ else if (sym >= XK_gbreve && sym <= XK_jcircumflex)
+ *upper -= (XK_gbreve - XK_Gbreve);
+ else if (sym >= XK_Cabovedot && sym <= XK_Scircumflex)
+ *lower += (XK_cabovedot - XK_Cabovedot);
+ else if (sym >= XK_cabovedot && sym <= XK_scircumflex)
+ *upper -= (XK_cabovedot - XK_Cabovedot);
+ break;
+ case 3: /* Latin 4 */
+ /* Assume the KeySym is a legal value (ignore discontinuities) */
+ if (sym >= XK_Rcedilla && sym <= XK_Tslash)
+ *lower += (XK_rcedilla - XK_Rcedilla);
+ else if (sym >= XK_rcedilla && sym <= XK_tslash)
+ *upper -= (XK_rcedilla - XK_Rcedilla);
+ else if (sym == XK_ENG)
+ *lower = XK_eng;
+ else if (sym == XK_eng)
+ *upper = XK_ENG;
+ else if (sym >= XK_Amacron && sym <= XK_Umacron)
+ *lower += (XK_amacron - XK_Amacron);
+ else if (sym >= XK_amacron && sym <= XK_umacron)
+ *upper -= (XK_amacron - XK_Amacron);
+ break;
+ case 6: /* Cyrillic */
+ /* Assume the KeySym is a legal value (ignore discontinuities) */
+ if (sym >= XK_Serbian_DJE && sym <= XK_Serbian_DZE)
+ *lower -= (XK_Serbian_DJE - XK_Serbian_dje);
+ else if (sym >= XK_Serbian_dje && sym <= XK_Serbian_dze)
+ *upper += (XK_Serbian_DJE - XK_Serbian_dje);
+ else if (sym >= XK_Cyrillic_YU && sym <= XK_Cyrillic_HARDSIGN)
+ *lower -= (XK_Cyrillic_YU - XK_Cyrillic_yu);
+ else if (sym >= XK_Cyrillic_yu && sym <= XK_Cyrillic_hardsign)
+ *upper += (XK_Cyrillic_YU - XK_Cyrillic_yu);
+ break;
+ case 7: /* Greek */
+ /* Assume the KeySym is a legal value (ignore discontinuities) */
+ if (sym >= XK_Greek_ALPHAaccent && sym <= XK_Greek_OMEGAaccent)
+ *lower += (XK_Greek_alphaaccent - XK_Greek_ALPHAaccent);
+ else if (sym >= XK_Greek_alphaaccent && sym <= XK_Greek_omegaaccent &&
+ sym != XK_Greek_iotaaccentdieresis &&
+ sym != XK_Greek_upsilonaccentdieresis)
+ *upper -= (XK_Greek_alphaaccent - XK_Greek_ALPHAaccent);
+ else if (sym >= XK_Greek_ALPHA && sym <= XK_Greek_OMEGA)
+ *lower += (XK_Greek_alpha - XK_Greek_ALPHA);
+ else if (sym >= XK_Greek_alpha && sym <= XK_Greek_omega &&
+ sym != XK_Greek_finalsmallsigma)
+ *upper -= (XK_Greek_alpha - XK_Greek_ALPHA);
+ break;
+ }
+}
+
+static Bool
+_XkbCopyClientMap(XkbDescPtr src, XkbDescPtr dst)
+{
+ void *tmp = NULL;
+ int i;
+ XkbKeyTypePtr stype = NULL, dtype = NULL;
+
+ /* client map */
+ if (src->map) {
+ if (!dst->map) {
+ tmp = calloc(1, sizeof(XkbClientMapRec));
+ if (!tmp)
+ return FALSE;
+ dst->map = tmp;
+ }
+
+ if (src->map->syms) {
+ if (src->map->size_syms != dst->map->size_syms) {
+ if (dst->map->syms)
+ tmp = realloc(dst->map->syms,
+ src->map->size_syms * sizeof(KeySym));
+ else
+ tmp = malloc(src->map->size_syms * sizeof(KeySym));
+ if (!tmp)
+ return FALSE;
+ dst->map->syms = tmp;
+
+ }
+ memcpy(dst->map->syms, src->map->syms,
+ src->map->size_syms * sizeof(KeySym));
+ }
+ else {
+ if (dst->map->syms) {
+ free(dst->map->syms);
+ dst->map->syms = NULL;
+ }
+ }
+ dst->map->num_syms = src->map->num_syms;
+ dst->map->size_syms = src->map->size_syms;
+
+ if (src->map->key_sym_map) {
+ if (src->max_key_code != dst->max_key_code) {
+ if (dst->map->key_sym_map)
+ tmp = realloc(dst->map->key_sym_map,
+ (src->max_key_code + 1) *
+ sizeof(XkbSymMapRec));
+ else
+ tmp = malloc((src->max_key_code + 1) *
+ sizeof(XkbSymMapRec));
+ if (!tmp)
+ return FALSE;
+ dst->map->key_sym_map = tmp;
+ }
+ memcpy(dst->map->key_sym_map, src->map->key_sym_map,
+ (src->max_key_code + 1) * sizeof(XkbSymMapRec));
+ }
+ else {
+ if (dst->map->key_sym_map) {
+ free(dst->map->key_sym_map);
+ dst->map->key_sym_map = NULL;
+ }
+ }
+
+ if (src->map->types && src->map->num_types) {
+ if (src->map->num_types > dst->map->size_types ||
+ !dst->map->types || !dst->map->size_types) {
+ if (dst->map->types && dst->map->size_types) {
+ tmp = realloc(dst->map->types,
+ src->map->num_types * sizeof(XkbKeyTypeRec));
+ if (!tmp)
+ return FALSE;
+ dst->map->types = tmp;
+ bzero(dst->map->types + dst->map->num_types,
+ (src->map->num_types - dst->map->num_types) *
+ sizeof(XkbKeyTypeRec));
+ }
+ else {
+ tmp = calloc(src->map->num_types, sizeof(XkbKeyTypeRec));
+ if (!tmp)
+ return FALSE;
+ dst->map->types = tmp;
+ }
+ }
+ else if (src->map->num_types < dst->map->num_types &&
+ dst->map->types) {
+ for (i = src->map->num_types, dtype = (dst->map->types + i);
+ i < dst->map->num_types; i++, dtype++) {
+ if (dtype->level_names)
+ free(dtype->level_names);
+ dtype->level_names = NULL;
+ dtype->num_levels = 0;
+ if (dtype->map_count) {
+ if (dtype->map)
+ free(dtype->map);
+ if (dtype->preserve)
+ free(dtype->preserve);
+ }
+ }
+ }
+
+ stype = src->map->types;
+ dtype = dst->map->types;
+ for (i = 0; i < src->map->num_types; i++, dtype++, stype++) {
+ if (stype->num_levels && stype->level_names) {
+ if (stype->num_levels != dtype->num_levels &&
+ dtype->num_levels && dtype->level_names &&
+ i < dst->map->num_types) {
+ tmp = realloc(dtype->level_names,
+ stype->num_levels * sizeof(Atom));
+ if (!tmp)
+ continue;
+ dtype->level_names = tmp;
+ }
+ else if (!dtype->num_levels || !dtype->level_names ||
+ i >= dst->map->num_types) {
+ tmp = malloc(stype->num_levels * sizeof(Atom));
+ if (!tmp)
+ continue;
+ dtype->level_names = tmp;
+ }
+ dtype->num_levels = stype->num_levels;
+ memcpy(dtype->level_names, stype->level_names,
+ stype->num_levels * sizeof(Atom));
+ }
+ else {
+ if (dtype->num_levels && dtype->level_names &&
+ i < dst->map->num_types)
+ free(dtype->level_names);
+ dtype->num_levels = 0;
+ dtype->level_names = NULL;
+ }
+
+ dtype->name = stype->name;
+ memcpy(&dtype->mods, &stype->mods, sizeof(XkbModsRec));
+
+ if (stype->map_count) {
+ if (stype->map) {
+ if (stype->map_count != dtype->map_count &&
+ dtype->map_count && dtype->map &&
+ i < dst->map->num_types) {
+ tmp = realloc(dtype->map,
+ stype->map_count *
+ sizeof(XkbKTMapEntryRec));
+ if (!tmp)
+ return FALSE;
+ dtype->map = tmp;
+ }
+ else if (!dtype->map_count || !dtype->map ||
+ i >= dst->map->num_types) {
+ tmp = malloc(stype->map_count *
+ sizeof(XkbKTMapEntryRec));
+ if (!tmp)
+ return FALSE;
+ dtype->map = tmp;
+ }
+
+ memcpy(dtype->map, stype->map,
+ stype->map_count * sizeof(XkbKTMapEntryRec));
+ }
+ else {
+ if (dtype->map && i < dst->map->num_types)
+ free(dtype->map);
+ dtype->map = NULL;
+ }
+
+ if (stype->preserve) {
+ if (stype->map_count != dtype->map_count &&
+ dtype->map_count && dtype->preserve &&
+ i < dst->map->num_types) {
+ tmp = realloc(dtype->preserve,
+ stype->map_count *
+ sizeof(XkbModsRec));
+ if (!tmp)
+ return FALSE;
+ dtype->preserve = tmp;
+ }
+ else if (!dtype->preserve || !dtype->map_count ||
+ i >= dst->map->num_types) {
+ tmp = malloc(stype->map_count *
+ sizeof(XkbModsRec));
+ if (!tmp)
+ return FALSE;
+ dtype->preserve = tmp;
+ }
+
+ memcpy(dtype->preserve, stype->preserve,
+ stype->map_count * sizeof(XkbModsRec));
+ }
+ else {
+ if (dtype->preserve && i < dst->map->num_types)
+ free(dtype->preserve);
+ dtype->preserve = NULL;
+ }
+
+ dtype->map_count = stype->map_count;
+ }
+ else {
+ if (dtype->map_count && i < dst->map->num_types) {
+ if (dtype->map)
+ free(dtype->map);
+ if (dtype->preserve)
+ free(dtype->preserve);
+ }
+ dtype->map_count = 0;
+ dtype->map = NULL;
+ dtype->preserve = NULL;
+ }
+ }
+
+ dst->map->size_types = src->map->num_types;
+ dst->map->num_types = src->map->num_types;
+ }
+ else {
+ if (dst->map->types) {
+ for (i = 0, dtype = dst->map->types; i < dst->map->num_types;
+ i++, dtype++) {
+ if (dtype->level_names)
+ free(dtype->level_names);
+ if (dtype->map && dtype->map_count)
+ free(dtype->map);
+ if (dtype->preserve && dtype->map_count)
+ free(dtype->preserve);
+ }
+ free(dst->map->types);
+ dst->map->types = NULL;
+ }
+ dst->map->num_types = 0;
+ dst->map->size_types = 0;
+ }
+
+ if (src->map->modmap) {
+ if (src->max_key_code != dst->max_key_code) {
+ if (dst->map->modmap)
+ tmp = realloc(dst->map->modmap, src->max_key_code + 1);
+ else
+ tmp = malloc(src->max_key_code + 1);
+ if (!tmp)
+ return FALSE;
+ dst->map->modmap = tmp;
+ }
+ memcpy(dst->map->modmap, src->map->modmap, src->max_key_code + 1);
+ }
+ else {
+ if (dst->map->modmap) {
+ free(dst->map->modmap);
+ dst->map->modmap = NULL;
+ }
+ }
+ }
+ else {
+ if (dst->map)
+ XkbFreeClientMap(dst, XkbAllClientInfoMask, TRUE);
+ }
+
+ return TRUE;
+}
+
+static Bool
+_XkbCopyServerMap(XkbDescPtr src, XkbDescPtr dst)
+{
+ void *tmp = NULL;
+
+ /* server map */
+ if (src->server) {
+ if (!dst->server) {
+ tmp = calloc(1, sizeof(XkbServerMapRec));
+ if (!tmp)
+ return FALSE;
+ dst->server = tmp;
+ }
+
+ if (src->server->explicit) {
+ if (src->max_key_code != dst->max_key_code) {
+ if (dst->server->explicit)
+ tmp = realloc(dst->server->explicit, src->max_key_code + 1);
+ else
+ tmp = malloc(src->max_key_code + 1);
+ if (!tmp)
+ return FALSE;
+ dst->server->explicit = tmp;
+ }
+ memcpy(dst->server->explicit, src->server->explicit,
+ src->max_key_code + 1);
+ }
+ else {
+ if (dst->server->explicit) {
+ free(dst->server->explicit);
+ dst->server->explicit = NULL;
+ }
+ }
+
+ if (src->server->acts) {
+ if (src->server->size_acts != dst->server->size_acts) {
+ if (dst->server->acts)
+ tmp = realloc(dst->server->acts,
+ src->server->size_acts * sizeof(XkbAction));
+ else
+ tmp = malloc(src->server->size_acts * sizeof(XkbAction));
+ if (!tmp)
+ return FALSE;
+ dst->server->acts = tmp;
+ }
+ memcpy(dst->server->acts, src->server->acts,
+ src->server->size_acts * sizeof(XkbAction));
+ }
+ else {
+ if (dst->server->acts) {
+ free(dst->server->acts);
+ dst->server->acts = NULL;
+ }
+ }
+ dst->server->size_acts = src->server->size_acts;
+ dst->server->num_acts = src->server->num_acts;
+
+ if (src->server->key_acts) {
+ if (src->max_key_code != dst->max_key_code) {
+ if (dst->server->key_acts)
+ tmp = realloc(dst->server->key_acts,
+ (src->max_key_code + 1) *
+ sizeof(unsigned short));
+ else
+ tmp = malloc((src->max_key_code + 1) *
+ sizeof(unsigned short));
+ if (!tmp)
+ return FALSE;
+ dst->server->key_acts = tmp;
+ }
+ memcpy(dst->server->key_acts, src->server->key_acts,
+ (src->max_key_code + 1) * sizeof(unsigned short));
+ }
+ else {
+ if (dst->server->key_acts) {
+ free(dst->server->key_acts);
+ dst->server->key_acts = NULL;
+ }
+ }
+
+ if (src->server->behaviors) {
+ if (src->max_key_code != dst->max_key_code) {
+ if (dst->server->behaviors)
+ tmp = realloc(dst->server->behaviors,
+ (src->max_key_code + 1) *
+ sizeof(XkbBehavior));
+ else
+ tmp = malloc((src->max_key_code + 1) *
+ sizeof(XkbBehavior));
+ if (!tmp)
+ return FALSE;
+ dst->server->behaviors = tmp;
+ }
+ memcpy(dst->server->behaviors, src->server->behaviors,
+ (src->max_key_code + 1) * sizeof(XkbBehavior));
+ }
+ else {
+ if (dst->server->behaviors) {
+ free(dst->server->behaviors);
+ dst->server->behaviors = NULL;
+ }
+ }
+
+ memcpy(dst->server->vmods, src->server->vmods, XkbNumVirtualMods);
+
+ if (src->server->vmodmap) {
+ if (src->max_key_code != dst->max_key_code) {
+ if (dst->server->vmodmap)
+ tmp = realloc(dst->server->vmodmap,
+ (src->max_key_code + 1) *
+ sizeof(unsigned short));
+ else
+ tmp = malloc((src->max_key_code + 1) *
+ sizeof(unsigned short));
+ if (!tmp)
+ return FALSE;
+ dst->server->vmodmap = tmp;
+ }
+ memcpy(dst->server->vmodmap, src->server->vmodmap,
+ (src->max_key_code + 1) * sizeof(unsigned short));
+ }
+ else {
+ if (dst->server->vmodmap) {
+ free(dst->server->vmodmap);
+ dst->server->vmodmap = NULL;
+ }
+ }
+ }
+ else {
+ if (dst->server)
+ XkbFreeServerMap(dst, XkbAllServerInfoMask, TRUE);
+ }
+
+ return TRUE;
+}
+
+static Bool
+_XkbCopyNames(XkbDescPtr src, XkbDescPtr dst)
+{
+ void *tmp = NULL;
+
+ /* names */
+ if (src->names) {
+ if (!dst->names) {
+ dst->names = calloc(1, sizeof(XkbNamesRec));
+ if (!dst->names)
+ return FALSE;
+ }
+
+ if (src->names->keys) {
+ if (src->max_key_code != dst->max_key_code) {
+ if (dst->names->keys)
+ tmp = realloc(dst->names->keys, (src->max_key_code + 1) *
+ sizeof(XkbKeyNameRec));
+ else
+ tmp = malloc((src->max_key_code + 1) *
+ sizeof(XkbKeyNameRec));
+ if (!tmp)
+ return FALSE;
+ dst->names->keys = tmp;
+ }
+ memcpy(dst->names->keys, src->names->keys,
+ (src->max_key_code + 1) * sizeof(XkbKeyNameRec));
+ }
+ else {
+ if (dst->names->keys) {
+ free(dst->names->keys);
+ dst->names->keys = NULL;
+ }
+ }
+
+ if (src->names->num_key_aliases) {
+ if (src->names->num_key_aliases != dst->names->num_key_aliases) {
+ if (dst->names->key_aliases)
+ tmp = realloc(dst->names->key_aliases,
+ src->names->num_key_aliases *
+ sizeof(XkbKeyAliasRec));
+ else
+ tmp = malloc(src->names->num_key_aliases *
+ sizeof(XkbKeyAliasRec));
+ if (!tmp)
+ return FALSE;
+ dst->names->key_aliases = tmp;
+ }
+ memcpy(dst->names->key_aliases, src->names->key_aliases,
+ src->names->num_key_aliases * sizeof(XkbKeyAliasRec));
+ }
+ else {
+ if (dst->names->key_aliases) {
+ free(dst->names->key_aliases);
+ dst->names->key_aliases = NULL;
+ }
+ }
+ dst->names->num_key_aliases = src->names->num_key_aliases;
+
+ if (src->names->num_rg) {
+ if (src->names->num_rg != dst->names->num_rg) {
+ if (dst->names->radio_groups)
+ tmp = realloc(dst->names->radio_groups,
+ src->names->num_rg * sizeof(Atom));
+ else
+ tmp = malloc(src->names->num_rg * sizeof(Atom));
+ if (!tmp)
+ return FALSE;
+ dst->names->radio_groups = tmp;
+ }
+ memcpy(dst->names->radio_groups, src->names->radio_groups,
+ src->names->num_rg * sizeof(Atom));
+ }
+ else {
+ if (dst->names->radio_groups)
+ free(dst->names->radio_groups);
+ }
+ dst->names->num_rg = src->names->num_rg;
+
+ dst->names->keycodes = src->names->keycodes;
+ dst->names->geometry = src->names->geometry;
+ dst->names->symbols = src->names->symbols;
+ dst->names->types = src->names->types;
+ dst->names->compat = src->names->compat;
+ dst->names->phys_symbols = src->names->phys_symbols;
+
+ memcpy(dst->names->vmods, src->names->vmods,
+ XkbNumVirtualMods * sizeof(Atom));
+ memcpy(dst->names->indicators, src->names->indicators,
+ XkbNumIndicators * sizeof(Atom));
+ memcpy(dst->names->groups, src->names->groups,
+ XkbNumKbdGroups * sizeof(Atom));
+ }
+ else {
+ if (dst->names)
+ XkbFreeNames(dst, XkbAllNamesMask, TRUE);
+ }
+
+ return TRUE;
+}
+
+static Bool
+_XkbCopyCompat(XkbDescPtr src, XkbDescPtr dst)
+{
+ void *tmp = NULL;
+
+ /* compat */
+ if (src->compat) {
+ if (!dst->compat) {
+ dst->compat = calloc(1, sizeof(XkbCompatMapRec));
+ if (!dst->compat)
+ return FALSE;
+ }
+
+ if (src->compat->sym_interpret && src->compat->num_si) {
+ if (src->compat->num_si != dst->compat->size_si) {
+ if (dst->compat->sym_interpret)
+ tmp = realloc(dst->compat->sym_interpret,
+ src->compat->num_si *
+ sizeof(XkbSymInterpretRec));
+ else
+ tmp = malloc(src->compat->num_si *
+ sizeof(XkbSymInterpretRec));
+ if (!tmp)
+ return FALSE;
+ dst->compat->sym_interpret = tmp;
+ }
+ memcpy(dst->compat->sym_interpret, src->compat->sym_interpret,
+ src->compat->num_si * sizeof(XkbSymInterpretRec));
+
+ dst->compat->num_si = src->compat->num_si;
+ dst->compat->size_si = src->compat->num_si;
+ }
+ else {
+ if (dst->compat->sym_interpret && dst->compat->size_si)
+ free(dst->compat->sym_interpret);
+
+ dst->compat->sym_interpret = NULL;
+ dst->compat->num_si = 0;
+ dst->compat->size_si = 0;
+ }
+
+ memcpy(dst->compat->groups, src->compat->groups,
+ XkbNumKbdGroups * sizeof(XkbModsRec));
+ }
+ else {
+ if (dst->compat)
+ XkbFreeCompatMap(dst, XkbAllCompatMask, TRUE);
+ }
+
+ return TRUE;
+}
+
+static Bool
+_XkbCopyGeom(XkbDescPtr src, XkbDescPtr dst)
+{
+ void *tmp = NULL;
+ int i = 0, j = 0, k = 0;
+ XkbColorPtr scolor = NULL, dcolor = NULL;
+ XkbDoodadPtr sdoodad = NULL, ddoodad = NULL;
+ XkbOutlinePtr soutline = NULL, doutline = NULL;
+ XkbPropertyPtr sprop = NULL, dprop = NULL;
+ XkbRowPtr srow = NULL, drow = NULL;
+ XkbSectionPtr ssection = NULL, dsection = NULL;
+ XkbShapePtr sshape = NULL, dshape = NULL;
+
+ /* geometry */
+ if (src->geom) {
+ if (!dst->geom) {
+ dst->geom = calloc(sizeof(XkbGeometryRec), 1);
+ if (!dst->geom)
+ return FALSE;
+ }
+
+ /* properties */
+ if (src->geom->num_properties) {
+ if (src->geom->num_properties != dst->geom->sz_properties) {
+ /* If we've got more properties in the destination than
+ * the source, run through and free all the excess ones
+ * first. */
+ if (src->geom->num_properties < dst->geom->sz_properties) {
+ for (i = src->geom->num_properties,
+ dprop = dst->geom->properties + i;
+ i < dst->geom->num_properties;
+ i++, dprop++) {
+ free(dprop->name);
+ free(dprop->value);
+ }
+ }
+
+ if (dst->geom->sz_properties)
+ tmp = realloc(dst->geom->properties,
+ src->geom->num_properties *
+ sizeof(XkbPropertyRec));
+ else
+ tmp = malloc(src->geom->num_properties *
+ sizeof(XkbPropertyRec));
+ if (!tmp)
+ return FALSE;
+ dst->geom->properties = tmp;
+ }
+
+ /* We don't set num_properties as we need it to try and avoid
+ * too much reallocing. */
+ dst->geom->sz_properties = src->geom->num_properties;
+
+ if (dst->geom->sz_properties > dst->geom->num_properties) {
+ bzero(dst->geom->properties + dst->geom->num_properties,
+ (dst->geom->sz_properties - dst->geom->num_properties) *
+ sizeof(XkbPropertyRec));
+ }
+
+ for (i = 0,
+ sprop = src->geom->properties,
+ dprop = dst->geom->properties;
+ i < src->geom->num_properties;
+ i++, sprop++, dprop++) {
+ if (i < dst->geom->num_properties) {
+ if (strlen(sprop->name) != strlen(dprop->name)) {
+ tmp = realloc(dprop->name, strlen(sprop->name) + 1);
+ if (!tmp)
+ return FALSE;
+ dprop->name = tmp;
+ }
+ if (strlen(sprop->value) != strlen(dprop->value)) {
+ tmp = realloc(dprop->value, strlen(sprop->value) + 1);
+ if (!tmp)
+ return FALSE;
+ dprop->value = tmp;
+ }
+ strcpy(dprop->name, sprop->name);
+ strcpy(dprop->value, sprop->value);
+ }
+ else {
+ dprop->name = xstrdup(sprop->name);
+ dprop->value = xstrdup(sprop->value);
+ }
+ }
+
+ /* ... which is already src->geom->num_properties. */
+ dst->geom->num_properties = dst->geom->sz_properties;
+ }
+ else {
+ if (dst->geom->sz_properties) {
+ for (i = 0, dprop = dst->geom->properties;
+ i < dst->geom->num_properties;
+ i++, dprop++) {
+ free(dprop->name);
+ free(dprop->value);
+ }
+ free(dst->geom->properties);
+ dst->geom->properties = NULL;
+ }
+
+ dst->geom->num_properties = 0;
+ dst->geom->sz_properties = 0;
+ }
+
+ /* colors */
+ if (src->geom->num_colors) {
+ if (src->geom->num_colors != dst->geom->sz_colors) {
+ if (src->geom->num_colors < dst->geom->sz_colors) {
+ for (i = src->geom->num_colors,
+ dcolor = dst->geom->colors + i;
+ i < dst->geom->num_colors;
+ i++, dcolor++) {
+ free(dcolor->spec);
+ }
+ }
+
+ if (dst->geom->sz_colors)
+ tmp = realloc(dst->geom->colors,
+ src->geom->num_colors *
+ sizeof(XkbColorRec));
+ else
+ tmp = malloc(src->geom->num_colors *
+ sizeof(XkbColorRec));
+ if (!tmp)
+ return FALSE;
+ dst->geom->colors = tmp;
+ }
+
+ dst->geom->sz_colors = src->geom->num_colors;
+
+ if (dst->geom->sz_colors > dst->geom->num_colors) {
+ bzero(dst->geom->colors + dst->geom->num_colors,
+ (dst->geom->sz_colors - dst->geom->num_colors) *
+ sizeof(XkbColorRec));
+ }
+
+ for (i = 0,
+ scolor = src->geom->colors,
+ dcolor = dst->geom->colors;
+ i < src->geom->num_colors;
+ i++, scolor++, dcolor++) {
+ if (i < dst->geom->num_colors) {
+ if (strlen(scolor->spec) != strlen(dcolor->spec)) {
+ tmp = realloc(dcolor->spec, strlen(scolor->spec) + 1);
+ if (!tmp)
+ return FALSE;
+ dcolor->spec = tmp;
+ }
+ strcpy(dcolor->spec, scolor->spec);
+ }
+ else {
+ dcolor->spec = xstrdup(scolor->spec);
+ }
+ dcolor->pixel = scolor->pixel;
+ }
+
+ dst->geom->num_colors = dst->geom->sz_colors;
+ }
+ else {
+ if (dst->geom->sz_colors) {
+ for (i = 0, dcolor = dst->geom->colors;
+ i < dst->geom->num_colors;
+ i++, dcolor++) {
+ free(dcolor->spec);
+ }
+ free(dst->geom->colors);
+ dst->geom->colors = NULL;
+ }
+
+ dst->geom->num_colors = 0;
+ dst->geom->sz_colors = 0;
+ }
+
+ /* shapes */
+ /* shapes break down into outlines, which break down into points. */
+ if (dst->geom->num_shapes) {
+ for (i = 0, dshape = dst->geom->shapes;
+ i < dst->geom->num_shapes;
+ i++, dshape++) {
+ for (j = 0, doutline = dshape->outlines;
+ j < dshape->num_outlines;
+ j++, doutline++) {
+ if (doutline->sz_points)
+ free(doutline->points);
+ }
+
+ if (dshape->sz_outlines) {
+ free(dshape->outlines);
+ dshape->outlines = NULL;
+ }
+
+ dshape->num_outlines = 0;
+ dshape->sz_outlines = 0;
+ }
+ }
+
+ if (src->geom->num_shapes) {
+ tmp = calloc(src->geom->num_shapes, sizeof(XkbShapeRec));
+ if (!tmp)
+ return FALSE;
+ dst->geom->shapes = tmp;
+
+ for (i = 0, sshape = src->geom->shapes, dshape = dst->geom->shapes;
+ i < src->geom->num_shapes;
+ i++, sshape++, dshape++) {
+ if (sshape->num_outlines) {
+ tmp = calloc(sshape->num_outlines, sizeof(XkbOutlineRec));
+ if (!tmp)
+ return FALSE;
+ dshape->outlines = tmp;
+
+ for (j = 0,
+ soutline = sshape->outlines,
+ doutline = dshape->outlines;
+ j < sshape->num_outlines;
+ j++, soutline++, doutline++) {
+ if (soutline->num_points) {
+ tmp = malloc(soutline->num_points *
+ sizeof(XkbPointRec));
+ if (!tmp)
+ return FALSE;
+ doutline->points = tmp;
+
+ memcpy(doutline->points, soutline->points,
+ soutline->num_points * sizeof(XkbPointRec));
+
+ doutline->corner_radius = soutline->corner_radius;
+ }
+
+ doutline->num_points = soutline->num_points;
+ doutline->sz_points = soutline->num_points;
+ }
+ }
+
+ dshape->num_outlines = sshape->num_outlines;
+ dshape->sz_outlines = sshape->num_outlines;
+ dshape->name = sshape->name;
+ dshape->bounds = sshape->bounds;
+
+ dshape->approx = NULL;
+ if (sshape->approx && sshape->num_outlines > 0) {
+
+ const ptrdiff_t approx_idx =
+ sshape->approx - sshape->outlines;
+
+ if (approx_idx < dshape->num_outlines) {
+ dshape->approx = dshape->outlines + approx_idx;
+ } else {
+ LogMessage(X_WARNING, "XKB: approx outline "
+ "index is out of range\n");
+ }
+ }
+
+ dshape->primary = NULL;
+ if (sshape->primary && sshape->num_outlines > 0) {
+
+ const ptrdiff_t primary_idx =
+ sshape->primary - sshape->outlines;
+
+ if (primary_idx < dshape->num_outlines) {
+ dshape->primary = dshape->outlines + primary_idx;
+ } else {
+ LogMessage(X_WARNING, "XKB: primary outline "
+ "index is out of range\n");
+ }
+ }
+ }
+
+ dst->geom->num_shapes = src->geom->num_shapes;
+ dst->geom->sz_shapes = src->geom->num_shapes;
+ }
+ else {
+ if (dst->geom->sz_shapes) {
+ free(dst->geom->shapes);
+ }
+ dst->geom->shapes = NULL;
+ dst->geom->num_shapes = 0;
+ dst->geom->sz_shapes = 0;
+ }
+
+ /* sections */
+ /* sections break down into doodads, and also into rows, which break
+ * down into keys. */
+ if (dst->geom->num_sections) {
+ for (i = 0, dsection = dst->geom->sections;
+ i < dst->geom->num_sections;
+ i++, dsection++) {
+ for (j = 0, drow = dsection->rows;
+ j < dsection->num_rows;
+ j++, drow++) {
+ if (drow->num_keys)
+ free(drow->keys);
+ }
+
+ if (dsection->num_rows)
+ free(dsection->rows);
+
+ /* cut and waste from geom/doodad below. */
+ for (j = 0, ddoodad = dsection->doodads;
+ j < dsection->num_doodads;
+ j++, ddoodad++) {
+ if (ddoodad->any.type == XkbTextDoodad) {
+ if (ddoodad->text.text) {
+ free(ddoodad->text.text);
+ ddoodad->text.text = NULL;
+ }
+ if (ddoodad->text.font) {
+ free(ddoodad->text.font);
+ ddoodad->text.font = NULL;
+ }
+ }
+ else if (ddoodad->any.type == XkbLogoDoodad) {
+ if (ddoodad->logo.logo_name) {
+ free(ddoodad->logo.logo_name);
+ ddoodad->logo.logo_name = NULL;
+ }
+ }
+ }
+
+ if (dsection->num_doodads)
+ free(dsection->doodads);
+ }
+
+ dst->geom->num_sections = 0;
+ dst->geom->sections = NULL;
+ }
+
+ if (src->geom->num_sections) {
+ if (dst->geom->sz_sections)
+ tmp = realloc(dst->geom->sections,
+ src->geom->num_sections *
+ sizeof(XkbSectionRec));
+ else
+ tmp = malloc(src->geom->num_sections * sizeof(XkbSectionRec));
+ if (!tmp)
+ return FALSE;
+ memset(tmp, 0, src->geom->num_sections * sizeof(XkbSectionRec));
+ dst->geom->sections = tmp;
+ dst->geom->num_sections = src->geom->num_sections;
+ dst->geom->sz_sections = src->geom->num_sections;
+
+ for (i = 0,
+ ssection = src->geom->sections,
+ dsection = dst->geom->sections;
+ i < src->geom->num_sections;
+ i++, ssection++, dsection++) {
+ *dsection = *ssection;
+ if (ssection->num_rows) {
+ tmp = calloc(ssection->num_rows, sizeof(XkbRowRec));
+ if (!tmp)
+ return FALSE;
+ dsection->rows = tmp;
+ }
+ dsection->num_rows = ssection->num_rows;
+ dsection->sz_rows = ssection->num_rows;
+
+ for (j = 0, srow = ssection->rows, drow = dsection->rows;
+ j < ssection->num_rows;
+ j++, srow++, drow++) {
+ if (srow->num_keys) {
+ tmp = malloc(srow->num_keys * sizeof(XkbKeyRec));
+ if (!tmp)
+ return FALSE;
+ drow->keys = tmp;
+ memcpy(drow->keys, srow->keys,
+ srow->num_keys * sizeof(XkbKeyRec));
+ }
+ drow->num_keys = srow->num_keys;
+ drow->sz_keys = srow->num_keys;
+ drow->top = srow->top;
+ drow->left = srow->left;
+ drow->vertical = srow->vertical;
+ drow->bounds = srow->bounds;
+ }
+
+ if (ssection->num_doodads) {
+ tmp = calloc(ssection->num_doodads, sizeof(XkbDoodadRec));
+ if (!tmp)
+ return FALSE;
+ dsection->doodads = tmp;
+ }
+ else {
+ dsection->doodads = NULL;
+ }
+
+ dsection->sz_doodads = ssection->num_doodads;
+ for (k = 0,
+ sdoodad = ssection->doodads,
+ ddoodad = dsection->doodads;
+ k < ssection->num_doodads;
+ k++, sdoodad++, ddoodad++) {
+ memcpy(ddoodad , sdoodad, sizeof(XkbDoodadRec));
+ if (sdoodad->any.type == XkbTextDoodad) {
+ if (sdoodad->text.text)
+ ddoodad->text.text =
+ xstrdup(sdoodad->text.text);
+ if (sdoodad->text.font)
+ ddoodad->text.font =
+ xstrdup(sdoodad->text.font);
+ }
+ else if (sdoodad->any.type == XkbLogoDoodad) {
+ if (sdoodad->logo.logo_name)
+ ddoodad->logo.logo_name =
+ xstrdup(sdoodad->logo.logo_name);
+ }
+ }
+ dsection->overlays = NULL;
+ dsection->sz_overlays = 0;
+ dsection->num_overlays = 0;
+ }
+ }
+ else {
+ if (dst->geom->sz_sections) {
+ free(dst->geom->sections);
+ }
+
+ dst->geom->sections = NULL;
+ dst->geom->num_sections = 0;
+ dst->geom->sz_sections = 0;
+ }
+
+ /* doodads */
+ if (dst->geom->num_doodads) {
+ for (i = src->geom->num_doodads,
+ ddoodad = dst->geom->doodads +
+ src->geom->num_doodads;
+ i < dst->geom->num_doodads;
+ i++, ddoodad++) {
+ if (ddoodad->any.type == XkbTextDoodad) {
+ if (ddoodad->text.text) {
+ free(ddoodad->text.text);
+ ddoodad->text.text = NULL;
+ }
+ if (ddoodad->text.font) {
+ free(ddoodad->text.font);
+ ddoodad->text.font = NULL;
+ }
+ }
+ else if (ddoodad->any.type == XkbLogoDoodad) {
+ if (ddoodad->logo.logo_name) {
+ free(ddoodad->logo.logo_name);
+ ddoodad->logo.logo_name = NULL;
+ }
+ }
+ }
+ dst->geom->num_doodads = 0;
+ dst->geom->doodads = NULL;
+ }
+
+ if (src->geom->num_doodads) {
+ if (dst->geom->sz_doodads)
+ tmp = realloc(dst->geom->doodads,
+ src->geom->num_doodads *
+ sizeof(XkbDoodadRec));
+ else
+ tmp = malloc(src->geom->num_doodads *
+ sizeof(XkbDoodadRec));
+ if (!tmp)
+ return FALSE;
+ memset(tmp, 0, src->geom->num_doodads * sizeof(XkbDoodadRec));
+ dst->geom->doodads = tmp;
+
+ dst->geom->sz_doodads = src->geom->num_doodads;
+
+ for (i = 0,
+ sdoodad = src->geom->doodads,
+ ddoodad = dst->geom->doodads;
+ i < src->geom->num_doodads;
+ i++, sdoodad++, ddoodad++) {
+ memcpy(ddoodad , sdoodad, sizeof(XkbDoodadRec));
+ if (sdoodad->any.type == XkbTextDoodad) {
+ if (sdoodad->text.text)
+ ddoodad->text.text = xstrdup(sdoodad->text.text);
+ if (sdoodad->text.font)
+ ddoodad->text.font = xstrdup(sdoodad->text.font);
+ }
+ else if (sdoodad->any.type == XkbLogoDoodad) {
+ if (sdoodad->logo.logo_name)
+ ddoodad->logo.logo_name =
+ xstrdup(sdoodad->logo.logo_name);
+ }
+ }
+
+ dst->geom->num_doodads = dst->geom->sz_doodads;
+ }
+ else {
+ if (dst->geom->sz_doodads) {
+ free(dst->geom->doodads);
+ }
+
+ dst->geom->doodads = NULL;
+ dst->geom->num_doodads = 0;
+ dst->geom->sz_doodads = 0;
+ }
+
+ /* key aliases */
+ if (src->geom->num_key_aliases) {
+ if (src->geom->num_key_aliases != dst->geom->sz_key_aliases) {
+ if (dst->geom->sz_key_aliases)
+ tmp = realloc(dst->geom->key_aliases,
+ src->geom->num_key_aliases *
+ 2 * XkbKeyNameLength);
+ else
+ tmp = malloc(src->geom->num_key_aliases *
+ 2 * XkbKeyNameLength);
+ if (!tmp)
+ return FALSE;
+ dst->geom->key_aliases = tmp;
+
+ dst->geom->sz_key_aliases = src->geom->num_key_aliases;
+ }
+
+ memcpy(dst->geom->key_aliases, src->geom->key_aliases,
+ src->geom->num_key_aliases * 2 * XkbKeyNameLength);
+
+ dst->geom->num_key_aliases = dst->geom->sz_key_aliases;
+ }
+ else {
+ if (dst->geom->key_aliases) {
+ free(dst->geom->key_aliases);
+ }
+ dst->geom->key_aliases = NULL;
+ dst->geom->num_key_aliases = 0;
+ dst->geom->sz_key_aliases = 0;
+ }
+
+ /* font */
+ if (src->geom->label_font) {
+ if (!dst->geom->label_font) {
+ tmp = malloc(strlen(src->geom->label_font));
+ if (!tmp)
+ return FALSE;
+ dst->geom->label_font = tmp;
+ }
+ else if (strlen(src->geom->label_font) !=
+ strlen(dst->geom->label_font)) {
+ tmp = realloc(dst->geom->label_font,
+ strlen(src->geom->label_font));
+ if (!tmp)
+ return FALSE;
+ dst->geom->label_font = tmp;
+ }
+
+ strcpy(dst->geom->label_font, src->geom->label_font);
+ i = XkbGeomColorIndex(src->geom, src->geom->label_color);
+ dst->geom->label_color = &(dst->geom->colors[i]);
+ i = XkbGeomColorIndex(src->geom, src->geom->base_color);
+ dst->geom->base_color = &(dst->geom->colors[i]);
+ }
+ else {
+ if (dst->geom->label_font) {
+ free(dst->geom->label_font);
+ }
+ dst->geom->label_font = NULL;
+ dst->geom->label_color = NULL;
+ dst->geom->base_color = NULL;
+ }
+
+ dst->geom->name = src->geom->name;
+ dst->geom->width_mm = src->geom->width_mm;
+ dst->geom->height_mm = src->geom->height_mm;
+ }
+ else
+ {
+ if (dst->geom) {
+ /* I LOVE THE DIFFERENT CALL SIGNATURE. REALLY, I DO. */
+ XkbFreeGeometry(dst->geom, XkbGeomAllMask, TRUE);
+ dst->geom = NULL;
+ }
+ }
+
+ return TRUE;
+}
+
+static Bool
+_XkbCopyIndicators(XkbDescPtr src, XkbDescPtr dst)
+{
+ /* indicators */
+ if (src->indicators) {
+ if (!dst->indicators) {
+ dst->indicators = malloc(sizeof(XkbIndicatorRec));
+ if (!dst->indicators)
+ return FALSE;
+ }
+ memcpy(dst->indicators, src->indicators, sizeof(XkbIndicatorRec));
+ }
+ else {
+ if (dst->indicators) {
+ free(dst->indicators);
+ dst->indicators = NULL;
+ }
+ }
+ return TRUE;
+}
+
+static Bool
+_XkbCopyControls(XkbDescPtr src, XkbDescPtr dst)
+{
+ /* controls */
+ if (src->ctrls) {
+ if (!dst->ctrls) {
+ dst->ctrls = malloc(sizeof(XkbControlsRec));
+ if (!dst->ctrls)
+ return FALSE;
+ }
+ memcpy(dst->ctrls, src->ctrls, sizeof(XkbControlsRec));
+ }
+ else {
+ if (dst->ctrls) {
+ free(dst->ctrls);
+ dst->ctrls = NULL;
+ }
+ }
+ return TRUE;
+}
+
+/**
+ * Copy an XKB map from src to dst, reallocating when necessary: if some
+ * map components are present in one, but not in the other, the destination
+ * components will be allocated or freed as necessary.
+ *
+ * Basic map consistency is assumed on both sides, so maps with random
+ * uninitialised data (e.g. names->radio_grous == NULL, names->num_rg == 19)
+ * _will_ cause failures. You've been warned.
+ *
+ * Returns TRUE on success, or FALSE on failure. If this function fails,
+ * dst may be in an inconsistent state: all its pointers are guaranteed
+ * to remain valid, but part of the map may be from src and part from dst.
+ *
+ */
+
+Bool
+XkbCopyKeymap(XkbDescPtr dst, XkbDescPtr src)
+{
+
+ if (!src || !dst) {
+ DebugF("XkbCopyKeymap: src (%p) or dst (%p) is NULL\n", src, dst);
+ return FALSE;
+ }
+
+ if (src == dst)
+ return TRUE;
+
+ if (!_XkbCopyClientMap(src, dst)) {
+ DebugF("XkbCopyKeymap: failed to copy client map\n");
+ return FALSE;
+ }
+ if (!_XkbCopyServerMap(src, dst)) {
+ DebugF("XkbCopyKeymap: failed to copy server map\n");
+ return FALSE;
+ }
+ if (!_XkbCopyIndicators(src, dst)) {
+ DebugF("XkbCopyKeymap: failed to copy indicators\n");
+ return FALSE;
+ }
+ if (!_XkbCopyControls(src, dst)) {
+ DebugF("XkbCopyKeymap: failed to copy controls\n");
+ return FALSE;
+ }
+ if (!_XkbCopyNames(src, dst)) {
+ DebugF("XkbCopyKeymap: failed to copy names\n");
+ return FALSE;
+ }
+ if (!_XkbCopyCompat(src, dst)) {
+ DebugF("XkbCopyKeymap: failed to copy compat map\n");
+ return FALSE;
+ }
+ if (!_XkbCopyGeom(src, dst)) {
+ DebugF("XkbCopyKeymap: failed to copy geometry\n");
+ return FALSE;
+ }
+
+ dst->min_key_code = src->min_key_code;
+ dst->max_key_code = src->max_key_code;
+
+ return TRUE;
+}
+
+Bool
+XkbCopyDeviceKeymap(DeviceIntPtr dst, DeviceIntPtr src)
+{
+ xkbNewKeyboardNotify nkn;
+ Bool ret;
+
+ if (!dst->key || !src->key)
+ return FALSE;
+
+ memset(&nkn, 0, sizeof(xkbNewKeyboardNotify));
+ nkn.oldMinKeyCode = dst->key->xkbInfo->desc->min_key_code;
+ nkn.oldMaxKeyCode = dst->key->xkbInfo->desc->max_key_code;
+ nkn.deviceID = dst->id;
+ nkn.oldDeviceID = dst->id; /* maybe src->id? */
+ nkn.minKeyCode = src->key->xkbInfo->desc->min_key_code;
+ nkn.maxKeyCode = src->key->xkbInfo->desc->max_key_code;
+ nkn.requestMajor = XkbReqCode;
+ nkn.requestMinor = X_kbSetMap; /* Near enough's good enough. */
+ nkn.changed = XkbNKN_KeycodesMask;
+ if (src->key->xkbInfo->desc->geom)
+ nkn.changed |= XkbNKN_GeometryMask;
+
+ ret = XkbCopyKeymap(dst->key->xkbInfo->desc, src->key->xkbInfo->desc);
+ if (ret)
+ XkbSendNewKeyboardNotify(dst, &nkn);
+
+ return ret;
+}
+
+int
+XkbGetEffectiveGroup(XkbSrvInfoPtr xkbi, XkbStatePtr xkbState, CARD8 keycode)
+{
+ XkbDescPtr xkb = xkbi->desc;
+ int effectiveGroup = xkbState->group;
+
+ if (!XkbKeycodeInRange(xkb, keycode))
+ return -1;
+
+ if (effectiveGroup == XkbGroup1Index)
+ return effectiveGroup;
+
+ if (XkbKeyNumGroups(xkb,keycode) > 1U) {
+ if (effectiveGroup >= XkbKeyNumGroups(xkb,keycode)) {
+ unsigned int gi = XkbKeyGroupInfo(xkb,keycode);
+ switch (XkbOutOfRangeGroupAction(gi)) {
+ default:
+ case XkbWrapIntoRange:
+ effectiveGroup %= XkbKeyNumGroups(xkb, keycode);
+ break;
+ case XkbClampIntoRange:
+ effectiveGroup = XkbKeyNumGroups(xkb, keycode) - 1;
+ break;
+ case XkbRedirectIntoRange:
+ effectiveGroup = XkbOutOfRangeGroupInfo(gi);
+ if (effectiveGroup >= XkbKeyNumGroups(xkb, keycode))
+ effectiveGroup = 0;
+ break;
+ }
+ }
+ }
+ else effectiveGroup = XkbGroup1Index;
+
+ return effectiveGroup;
+}
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