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Diffstat (limited to 'src/xkb/XKBAlloc.c')
-rw-r--r--src/xkb/XKBAlloc.c587
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diff --git a/src/xkb/XKBAlloc.c b/src/xkb/XKBAlloc.c
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+++ b/src/xkb/XKBAlloc.c
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+/* $Xorg: XKBAlloc.c,v 1.4 2000/08/17 19:44:59 cpqbld Exp $ */
+/************************************************************
+Copyright (c) 1993 by Silicon Graphics Computer Systems, Inc.
+
+Permission to use, copy, modify, and distribute this
+software and its documentation for any purpose and without
+fee is hereby granted, provided that the above copyright
+notice appear in all copies and that both that copyright
+notice and this permission notice appear in supporting
+documentation, and that the name of Silicon Graphics not be
+used in advertising or publicity pertaining to distribution
+of the software without specific prior written permission.
+Silicon Graphics makes no representation about the suitability
+of this software for any purpose. It is provided "as is"
+without any express or implied warranty.
+
+SILICON GRAPHICS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
+SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON
+GRAPHICS BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
+DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
+OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH
+THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+********************************************************/
+
+#ifndef XKB_IN_SERVER
+
+#include <stdio.h>
+#define NEED_REPLIES
+#define NEED_EVENTS
+#include "Xlibint.h"
+#include "XKBlibint.h"
+#include <X11/extensions/XKBgeom.h>
+#include <X11/extensions/XKBproto.h>
+#include "XKBlibint.h"
+
+#else
+
+#include <stdio.h>
+#include "X.h"
+#define NEED_EVENTS
+#define NEED_REPLIES
+#include "Xproto.h"
+#include "misc.h"
+#include "inputstr.h"
+#include "XKBsrv.h"
+#include "XKBgeom.h"
+
+#endif /* XKB_IN_SERVER */
+
+/***===================================================================***/
+
+/*ARGSUSED*/
+Status
+#if NeedFunctionPrototypes
+XkbAllocCompatMap(XkbDescPtr xkb,unsigned which,unsigned nSI)
+#else
+XkbAllocCompatMap(xkb,which,nSI)
+ XkbDescPtr xkb;
+ unsigned which;
+ unsigned nSI;
+#endif
+{
+XkbCompatMapPtr compat;
+XkbSymInterpretRec *prev_interpret;
+
+ if (!xkb)
+ return BadMatch;
+ if (xkb->compat) {
+ if (xkb->compat->size_si>=nSI)
+ return Success;
+ compat= xkb->compat;
+ compat->size_si= nSI;
+ if (compat->sym_interpret==NULL)
+ compat->num_si= 0;
+ prev_interpret = compat->sym_interpret;
+ compat->sym_interpret= _XkbTypedRealloc(compat->sym_interpret,
+ nSI,XkbSymInterpretRec);
+ if (compat->sym_interpret==NULL) {
+ _XkbFree(prev_interpret);
+ compat->size_si= compat->num_si= 0;
+ return BadAlloc;
+ }
+ if (compat->num_si!=0) {
+ _XkbClearElems(compat->sym_interpret,compat->num_si,
+ compat->size_si-1,XkbSymInterpretRec);
+ }
+ return Success;
+ }
+ compat= _XkbTypedCalloc(1,XkbCompatMapRec);
+ if (compat==NULL)
+ return BadAlloc;
+ if (nSI>0) {
+ compat->sym_interpret= _XkbTypedCalloc(nSI,XkbSymInterpretRec);
+ if (!compat->sym_interpret) {
+ _XkbFree(compat);
+ return BadAlloc;
+ }
+ }
+ compat->size_si= nSI;
+ compat->num_si= 0;
+ bzero((char *)&compat->groups[0],XkbNumKbdGroups*sizeof(XkbModsRec));
+ xkb->compat= compat;
+ return Success;
+}
+
+
+void
+#if NeedFunctionPrototypes
+XkbFreeCompatMap(XkbDescPtr xkb,unsigned which,Bool freeMap)
+#else
+XkbFreeCompatMap(xkb,which,freeMap)
+ XkbDescPtr xkb;
+ unsigned which;
+ Bool freeMap;
+#endif
+{
+register XkbCompatMapPtr compat;
+
+ if ((xkb==NULL)||(xkb->compat==NULL))
+ return;
+ compat= xkb->compat;
+ if (freeMap)
+ which= XkbAllCompatMask;
+ if (which&XkbGroupCompatMask)
+ bzero((char *)&compat->groups[0],XkbNumKbdGroups*sizeof(XkbModsRec));
+ if (which&XkbSymInterpMask) {
+ if ((compat->sym_interpret)&&(compat->size_si>0))
+ _XkbFree(compat->sym_interpret);
+ compat->size_si= compat->num_si= 0;
+ compat->sym_interpret= NULL;
+ }
+ if (freeMap) {
+ _XkbFree(compat);
+ xkb->compat= NULL;
+ }
+ return;
+}
+
+/***===================================================================***/
+
+Status
+#if NeedFunctionPrototypes
+XkbAllocNames(XkbDescPtr xkb,unsigned which,int nTotalRG,int nTotalAliases)
+#else
+XkbAllocNames(xkb,which,nTotalRG,nTotalAliases)
+ XkbDescPtr xkb;
+ unsigned which;
+ int nTotalRG;
+ int nTotalAliases;
+#endif
+{
+XkbNamesPtr names;
+
+ if (xkb==NULL)
+ return BadMatch;
+ if (xkb->names==NULL) {
+ xkb->names = _XkbTypedCalloc(1,XkbNamesRec);
+ if (xkb->names==NULL)
+ return BadAlloc;
+ }
+ names= xkb->names;
+ if ((which&XkbKTLevelNamesMask)&&(xkb->map!=NULL)&&(xkb->map->types!=NULL)){
+ register int i;
+ XkbKeyTypePtr type;
+
+ type= xkb->map->types;
+ for (i=0;i<xkb->map->num_types;i++,type++) {
+ if (type->level_names==NULL) {
+ type->level_names= _XkbTypedCalloc(type->num_levels,Atom);
+ if (type->level_names==NULL)
+ return BadAlloc;
+ }
+ }
+ }
+ if ((which&XkbKeyNamesMask)&&(names->keys==NULL)) {
+ if ((!XkbIsLegalKeycode(xkb->min_key_code))||
+ (!XkbIsLegalKeycode(xkb->max_key_code))||
+ (xkb->max_key_code<xkb->min_key_code))
+ return BadValue;
+ names->keys= _XkbTypedCalloc((xkb->max_key_code+1),XkbKeyNameRec);
+ if (names->keys==NULL)
+ return BadAlloc;
+ }
+ if ((which&XkbKeyAliasesMask)&&(nTotalAliases>0)) {
+ if (names->key_aliases==NULL) {
+ names->key_aliases= _XkbTypedCalloc(nTotalAliases,XkbKeyAliasRec);
+ }
+ else if (nTotalAliases>names->num_key_aliases) {
+ XkbKeyAliasRec *prev_aliases = names->key_aliases;
+
+ names->key_aliases= _XkbTypedRealloc(names->key_aliases,
+ nTotalAliases,XkbKeyAliasRec);
+ if (names->key_aliases!=NULL) {
+ _XkbClearElems(names->key_aliases,names->num_key_aliases,
+ nTotalAliases-1,XkbKeyAliasRec);
+ } else {
+ _XkbFree(prev_aliases);
+ }
+ }
+ if (names->key_aliases==NULL) {
+ names->num_key_aliases= 0;
+ return BadAlloc;
+ }
+ names->num_key_aliases= nTotalAliases;
+ }
+ if ((which&XkbRGNamesMask)&&(nTotalRG>0)) {
+ if (names->radio_groups==NULL) {
+ names->radio_groups= _XkbTypedCalloc(nTotalRG,Atom);
+ }
+ else if (nTotalRG>names->num_rg) {
+ Atom *prev_radio_groups = names->radio_groups;
+
+ names->radio_groups= _XkbTypedRealloc(names->radio_groups,nTotalRG,
+ Atom);
+ if (names->radio_groups!=NULL) {
+ _XkbClearElems(names->radio_groups,names->num_rg,nTotalRG-1,
+ Atom);
+ } else {
+ _XkbFree(prev_radio_groups);
+ }
+ }
+ if (names->radio_groups==NULL)
+ return BadAlloc;
+ names->num_rg= nTotalRG;
+ }
+ return Success;
+}
+
+void
+#if NeedFunctionPrototypes
+XkbFreeNames(XkbDescPtr xkb,unsigned which,Bool freeMap)
+#else
+XkbFreeNames(xkb,which,freeMap)
+ XkbDescPtr xkb;
+ unsigned which;
+ Bool freeMap;
+#endif
+{
+XkbNamesPtr names;
+
+ if ((xkb==NULL)||(xkb->names==NULL))
+ return;
+ names= xkb->names;
+ if (freeMap)
+ which= XkbAllNamesMask;
+ if (which&XkbKTLevelNamesMask) {
+ XkbClientMapPtr map= xkb->map;
+ if ((map!=NULL)&&(map->types!=NULL)) {
+ register int i;
+ register XkbKeyTypePtr type;
+ type= map->types;
+ for (i=0;i<map->num_types;i++,type++) {
+ if (type->level_names!=NULL) {
+ _XkbFree(type->level_names);
+ type->level_names= NULL;
+ }
+ }
+ }
+ }
+ if ((which&XkbKeyNamesMask)&&(names->keys!=NULL)) {
+ _XkbFree(names->keys);
+ names->keys= NULL;
+ names->num_keys= 0;
+ }
+ if ((which&XkbKeyAliasesMask)&&(names->key_aliases)){
+ _XkbFree(names->key_aliases);
+ names->key_aliases=NULL;
+ names->num_key_aliases=0;
+ }
+ if ((which&XkbRGNamesMask)&&(names->radio_groups)) {
+ _XkbFree(names->radio_groups);
+ names->radio_groups= NULL;
+ names->num_rg= 0;
+ }
+ if (freeMap) {
+ _XkbFree(names);
+ xkb->names= NULL;
+ }
+ return;
+}
+
+/***===================================================================***/
+
+/*ARGSUSED*/
+Status
+#if NeedFunctionPrototypes
+XkbAllocControls(XkbDescPtr xkb,unsigned which)
+#else
+XkbAllocControls(xkb,which)
+ XkbDescPtr xkb;
+ unsigned which;
+#endif
+{
+ if (xkb==NULL)
+ return BadMatch;
+
+ if (xkb->ctrls==NULL) {
+ xkb->ctrls= _XkbTypedCalloc(1,XkbControlsRec);
+ if (!xkb->ctrls)
+ return BadAlloc;
+ }
+ return Success;
+}
+
+/*ARGSUSED*/
+void
+#if NeedFunctionPrototypes
+XkbFreeControls(XkbDescPtr xkb,unsigned which,Bool freeMap)
+#else
+XkbFreeControls(xkb,which,freeMap)
+ XkbDescPtr xkb;
+ unsigned which;
+ Bool freeMap;
+#endif
+{
+ if (freeMap && (xkb!=NULL) && (xkb->ctrls!=NULL)) {
+ _XkbFree(xkb->ctrls);
+ xkb->ctrls= NULL;
+ }
+ return;
+}
+
+/***===================================================================***/
+
+Status
+#if NeedFunctionPrototypes
+XkbAllocIndicatorMaps(XkbDescPtr xkb)
+#else
+XkbAllocIndicatorMaps(xkb)
+ XkbDescPtr xkb;
+#endif
+{
+ if (xkb==NULL)
+ return BadMatch;
+ if (xkb->indicators==NULL) {
+ xkb->indicators= _XkbTypedCalloc(1,XkbIndicatorRec);
+ if (!xkb->indicators)
+ return BadAlloc;
+ }
+ return Success;
+}
+
+void
+#if NeedFunctionPrototypes
+XkbFreeIndicatorMaps(XkbDescPtr xkb)
+#else
+XkbFreeIndicatorMaps(xkb)
+ XkbDescPtr xkb;
+#endif
+{
+ if ((xkb!=NULL)&&(xkb->indicators!=NULL)) {
+ _XkbFree(xkb->indicators);
+ xkb->indicators= NULL;
+ }
+ return;
+}
+
+/***====================================================================***/
+
+XkbDescRec *
+#if NeedFunctionPrototypes
+XkbAllocKeyboard(void)
+#else
+XkbAllocKeyboard()
+#endif
+{
+XkbDescRec *xkb;
+
+ xkb = _XkbTypedCalloc(1,XkbDescRec);
+ if (xkb)
+ xkb->device_spec= XkbUseCoreKbd;
+ return xkb;
+}
+
+void
+#if NeedFunctionPrototypes
+XkbFreeKeyboard(XkbDescPtr xkb,unsigned which,Bool freeAll)
+#else
+XkbFreeKeyboard(xkb,which,freeAll)
+ XkbDescPtr xkb;
+ unsigned which;
+ Bool freeAll;
+#endif
+{
+ if (xkb==NULL)
+ return;
+ if (freeAll)
+ which= XkbAllComponentsMask;
+ if (which&XkbClientMapMask)
+ XkbFreeClientMap(xkb,XkbAllClientInfoMask,True);
+ if (which&XkbServerMapMask)
+ XkbFreeServerMap(xkb,XkbAllServerInfoMask,True);
+ if (which&XkbCompatMapMask)
+ XkbFreeCompatMap(xkb,XkbAllCompatMask,True);
+ if (which&XkbIndicatorMapMask)
+ XkbFreeIndicatorMaps(xkb);
+ if (which&XkbNamesMask)
+ XkbFreeNames(xkb,XkbAllNamesMask,True);
+ if ((which&XkbGeometryMask) && (xkb->geom!=NULL))
+ XkbFreeGeometry(xkb->geom,XkbGeomAllMask,True);
+ if (which&XkbControlsMask)
+ XkbFreeControls(xkb,XkbAllControlsMask,True);
+ if (freeAll)
+ _XkbFree(xkb);
+ return;
+}
+
+/***====================================================================***/
+
+XkbDeviceLedInfoPtr
+#if NeedFunctionPrototypes
+XkbAddDeviceLedInfo(XkbDeviceInfoPtr devi,unsigned ledClass,unsigned ledId)
+#else
+XkbAddDeviceLedInfo(devi,ledClass,ledId)
+ XkbDeviceInfoPtr devi;
+ unsigned ledClass;
+ unsigned ledId;
+#endif
+{
+XkbDeviceLedInfoPtr devli;
+register int i;
+
+ if ((!devi)||(!XkbSingleXIClass(ledClass))||(!XkbSingleXIId(ledId)))
+ return NULL;
+ for (i=0,devli=devi->leds;i<devi->num_leds;i++,devli++) {
+ if ((devli->led_class==ledClass)&&(devli->led_id==ledId))
+ return devli;
+ }
+ if (devi->num_leds>=devi->sz_leds) {
+ XkbDeviceLedInfoRec *prev_leds = devi->leds;
+
+ if (devi->sz_leds>0) devi->sz_leds*= 2;
+ else devi->sz_leds= 1;
+ devi->leds= _XkbTypedRealloc(devi->leds,devi->sz_leds,
+ XkbDeviceLedInfoRec);
+ if (!devi->leds) {
+ _XkbFree(prev_leds);
+ devi->sz_leds= devi->num_leds= 0;
+ return NULL;
+ }
+ i= devi->num_leds;
+ for (devli=&devi->leds[i];i<devi->sz_leds;i++,devli++) {
+ bzero(devli,sizeof(XkbDeviceLedInfoRec));
+ devli->led_class= XkbXINone;
+ devli->led_id= XkbXINone;
+ }
+ }
+ devli= &devi->leds[devi->num_leds++];
+ bzero(devli,sizeof(XkbDeviceLedInfoRec));
+ devli->led_class= ledClass;
+ devli->led_id= ledId;
+ return devli;
+}
+
+Status
+#if NeedFunctionPrototypes
+XkbResizeDeviceButtonActions(XkbDeviceInfoPtr devi,unsigned newTotal)
+#else
+XkbResizeDeviceButtonActions(devi,newTotal)
+ XkbDeviceInfoPtr devi;
+ unsigned newTotal;
+#endif
+{
+ XkbAction *prev_btn_acts;
+
+ if ((!devi)||(newTotal>255))
+ return BadValue;
+ if ((devi->btn_acts!=NULL)&&(newTotal==devi->num_btns))
+ return Success;
+ if (newTotal==0) {
+ if (devi->btn_acts!=NULL) {
+ _XkbFree(devi->btn_acts);
+ devi->btn_acts= NULL;
+ }
+ devi->num_btns= 0;
+ return Success;
+ }
+ prev_btn_acts = devi->btn_acts;
+ devi->btn_acts= _XkbTypedRealloc(devi->btn_acts,newTotal,XkbAction);
+ if (devi->btn_acts==NULL) {
+ _XkbFree(prev_btn_acts);
+ devi->num_btns= 0;
+ return BadAlloc;
+ }
+ if (newTotal>devi->num_btns) {
+ XkbAction *act;
+ act= &devi->btn_acts[devi->num_btns];
+ bzero((char *)act,(newTotal-devi->num_btns)*sizeof(XkbAction));
+ }
+ devi->num_btns= newTotal;
+ return Success;
+}
+
+/*ARGSUSED*/
+XkbDeviceInfoPtr
+#if NeedFunctionPrototypes
+XkbAllocDeviceInfo(unsigned deviceSpec,unsigned nButtons,unsigned szLeds)
+#else
+XkbAllocDeviceInfo(deviceSpec,nButtons,szLeds)
+ unsigned deviceSpec;
+ unsigned nButtons;
+ unsigned szLeds;
+#endif
+{
+XkbDeviceInfoPtr devi;
+
+ devi= _XkbTypedCalloc(1,XkbDeviceInfoRec);
+ if (devi!=NULL) {
+ devi->device_spec= deviceSpec;
+ devi->has_own_state= False;
+ devi->num_btns= 0;
+ devi->btn_acts= NULL;
+ if (nButtons>0) {
+ devi->num_btns= nButtons;
+ devi->btn_acts= _XkbTypedCalloc(nButtons,XkbAction);
+ if (!devi->btn_acts) {
+ _XkbFree(devi);
+ return NULL;
+ }
+ }
+ devi->dflt_kbd_fb= XkbXINone;
+ devi->dflt_led_fb= XkbXINone;
+ devi->num_leds= 0;
+ devi->sz_leds= 0;
+ devi->leds= NULL;
+ if (szLeds>0) {
+ devi->sz_leds= szLeds;
+ devi->leds= _XkbTypedCalloc(szLeds,XkbDeviceLedInfoRec);
+ if (!devi->leds) {
+ if (devi->btn_acts)
+ _XkbFree(devi->btn_acts);
+ _XkbFree(devi);
+ return NULL;
+ }
+ }
+ }
+ return devi;
+}
+
+
+void
+#if NeedFunctionPrototypes
+XkbFreeDeviceInfo(XkbDeviceInfoPtr devi,unsigned which,Bool freeDevI)
+#else
+XkbFreeDeviceInfo(devi,which,freeDevI)
+ XkbDeviceInfoPtr devi;
+ unsigned which;
+ Bool freeDevI;
+#endif
+{
+ if (devi) {
+ if (freeDevI) {
+ which= XkbXI_AllDeviceFeaturesMask;
+ if (devi->name) {
+ _XkbFree(devi->name);
+ devi->name= NULL;
+ }
+ }
+ if ((which&XkbXI_ButtonActionsMask)&&(devi->btn_acts)) {
+ _XkbFree(devi->btn_acts);
+ devi->num_btns= 0;
+ devi->btn_acts= NULL;
+ }
+ if ((which&XkbXI_IndicatorsMask)&&(devi->leds)) {
+ register int i;
+ if ((which&XkbXI_IndicatorsMask)==XkbXI_IndicatorsMask) {
+ _XkbFree(devi->leds);
+ devi->sz_leds= devi->num_leds= 0;
+ devi->leds= NULL;
+ }
+ else {
+ XkbDeviceLedInfoPtr devli;
+ for (i=0,devli=devi->leds;i<devi->num_leds;i++,devli++) {
+ if (which&XkbXI_IndicatorMapsMask)
+ bzero((char *)&devli->maps[0],sizeof(devli->maps));
+ else bzero((char *)&devli->names[0],sizeof(devli->names));
+ }
+ }
+ }
+ if (freeDevI)
+ _XkbFree(devi);
+ }
+ return;
+}
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