ref: b76e8ecc732cb311ceee6fd6c807b7e784d3fe31
dir: /sys/src/ape/X11/lib/xkbfile/xkbmisc.c/
/* $Xorg: xkbmisc.c,v 1.4 2000/08/17 19:46:44 cpqbld Exp $ */
/************************************************************
Copyright (c) 1995 by Silicon Graphics Computer Systems, Inc.
Permission to use, copy, modify, and distribute this
software and its documentation for any purpose and without
fee is hereby granted, provided that the above copyright
notice appear in all copies and that both that copyright
notice and this permission notice appear in supporting
documentation, and that the name of Silicon Graphics not be
used in advertising or publicity pertaining to distribution
of the software without specific prior written permission.
Silicon Graphics makes no representation about the suitability
of this software for any purpose. It is provided "as is"
without any express or implied warranty.
SILICON GRAPHICS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON
GRAPHICS BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH
THE USE OR PERFORMANCE OF THIS SOFTWARE.
********************************************************/
/* $XFree86: xc/lib/xkbfile/xkbmisc.c,v 1.7 2003/07/16 02:31:10 dawes Exp $ */
#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#elif defined(HAVE_CONFIG_H)
#include <config.h>
#endif
#include <stdio.h>
#include <ctype.h>
#include <stdlib.h>
#include <X11/Xos.h>
#include <X11/Xfuncs.h>
#ifndef XKB_IN_SERVER
#include <X11/Xlib.h>
#include <X11/keysym.h>
#include <X11/XKBlib.h>
#include <X11/extensions/XKBgeom.h>
#include "XKMformat.h"
#include "XKBfileInt.h"
#else
#include <X11/X.h>
#define NEED_EVENTS
#include <X11/keysym.h>
#include <X11/Xproto.h>
#include "misc.h"
#include "inputstr.h"
#include "dix.h"
#include <X11/extensions/XKBstr.h>
#define XKBSRV_NEED_FILE_FUNCS 1
#include <X11/extensions/XKBsrv.h>
#include <X11/extensions/XKBgeom.h>
#include "xkb.h"
#endif
unsigned
_XkbKSCheckCase(KeySym ks)
{
unsigned set,rtrn;
set= (ks & (~0xff)) >> 8;
rtrn= 0;
switch (set) {
case 0: /* latin 1 */
if (((ks>=XK_A)&&(ks<=XK_Z))||
((ks>=XK_Agrave)&&(ks<=XK_THORN)&&(ks!=XK_multiply))) {
rtrn|= _XkbKSUpper;
}
if (((ks>=XK_a)&&(ks<=XK_z))||
((ks>=XK_agrave)&&(ks<=XK_ydiaeresis))) {
rtrn|= _XkbKSLower;
}
break;
case 1: /* latin 2 */
if (((ks>=XK_Aogonek)&&(ks<=XK_Zabovedot)&&(ks!=XK_breve))||
((ks>=XK_Racute)&&(ks<=XK_Tcedilla))) {
rtrn|= _XkbKSUpper;
}
if (((ks>=XK_aogonek)&&(ks<=XK_zabovedot)&&(ks!=XK_caron))||
((ks>=XK_racute)&&(ks<=XK_tcedilla))) {
rtrn|= _XkbKSLower;
}
break;
case 2: /* latin 3 */
if (((ks>=XK_Hstroke)&&(ks<=XK_Jcircumflex))||
((ks>=XK_Cabovedot)&&(ks<=XK_Scircumflex))) {
rtrn|= _XkbKSUpper;
}
if (((ks>=XK_hstroke)&&(ks<=XK_jcircumflex))||
((ks>=XK_cabovedot)&&(ks<=XK_scircumflex))) {
rtrn|= _XkbKSLower;
}
break;
case 3: /* latin 4 */
if (((ks>=XK_Rcedilla)&&(ks<=XK_Tslash))||
(ks==XK_ENG)||
((ks>=XK_Amacron)&&(ks<=XK_Umacron))) {
rtrn|= _XkbKSUpper;
}
if (((ks>=XK_rcedilla)&&(ks<=XK_tslash))||
(ks==XK_eng)||
((ks>=XK_amacron)&&(ks<=XK_umacron))) {
rtrn|= _XkbKSLower;
}
break;
case 18: /* latin 8 */
if ((ks==XK_Babovedot)||
((ks>=XK_Dabovedot)&&(ks<=XK_Wacute))||
((ks>=XK_Ygrave)&&(ks<=XK_Fabovedot))||
(ks==XK_Mabovedot)||
(ks==XK_Pabovedot)||
(ks==XK_Sabovedot)||
(ks==XK_Wdiaeresis)||
((ks>=XK_Wcircumflex)&&(ks<=XK_Ycircumflex))) {
rtrn|= _XkbKSUpper;
}
if ((ks==XK_babovedot)||
(ks==XK_dabovedot)||
(ks==XK_fabovedot)||
(ks==XK_mabovedot)||
((ks>=XK_wgrave)&&(ks<=XK_wacute))||
(ks==XK_ygrave)||
((ks>=XK_wdiaeresis)&&(ks<=XK_ycircumflex))) {
rtrn|= _XkbKSLower;
}
break;
case 19: /* latin 9 */
if ((ks==XK_OE)||(ks==XK_Ydiaeresis)) {
rtrn|= _XkbKSUpper;
}
if (ks==XK_oe) {
rtrn|= _XkbKSLower;
}
break;
}
return rtrn;
}
/***===================================================================***/
Bool
XkbLookupGroupAndLevel( XkbDescPtr xkb,
int key,
int * mods_inout,
int * grp_inout,
int * lvl_rtrn)
{
int nG,eG;
if ((!xkb)||(!XkbKeycodeInRange(xkb,key))||(!grp_inout))
return False;
nG= XkbKeyNumGroups(xkb,key);
eG= *grp_inout;
if ( nG==0 ) {
*grp_inout= 0;
if (lvl_rtrn!=NULL)
*lvl_rtrn= 0;
return False;
}
else if ( nG==1 ) {
eG= 0;
}
else if ( eG>=nG ) {
unsigned gI= XkbKeyGroupInfo(xkb,key);
switch (XkbOutOfRangeGroupAction(gI)) {
default:
eG %= nG;
break;
case XkbClampIntoRange:
eG = nG-1;
break;
case XkbRedirectIntoRange:
eG = XkbOutOfRangeGroupNumber(gI);
if (eG>=nG)
eG= 0;
break;
}
}
*grp_inout= eG;
if (mods_inout!=NULL) {
XkbKeyTypePtr type;
int preserve;
type = XkbKeyKeyType(xkb,key,eG);
if (lvl_rtrn!=NULL)
*lvl_rtrn= 0;
preserve= 0;
if (type->map) { /* find the shift level */
register int i;
register XkbKTMapEntryPtr entry;
for (i=0,entry=type->map;i<type->map_count;i++,entry++) {
if ((entry->active)&&
(((*mods_inout)&type->mods.mask)==entry->mods.mask)){
if (lvl_rtrn!=NULL)
*lvl_rtrn= entry->level;
if (type->preserve)
preserve= type->preserve[i].mask;
break;
}
}
}
(*mods_inout)&= ~(type->mods.mask&(~preserve));
}
return True;
}
/***===================================================================***/
static Bool
XkbWriteSectionFromName(FILE *file,char *sectionName,char *name)
{
fprintf(file," xkb_%-20s { include \"%s\" };\n",sectionName,name);
return True;
}
#define NEED_DESC(n) ((!n)||((n)[0]=='+')||((n)[0]=='|')||(strchr((n),'%')))
#define COMPLETE(n) ((n)&&(!NEED_DESC(n)))
/* ARGSUSED */
static void
_AddIncl( FILE * file,
XkbFileInfo * result,
Bool topLevel,
Bool showImplicit,
int index,
void * priv)
{
if ((priv)&&(strcmp((char *)priv,"%")!=0))
fprintf(file," include \"%s\"\n",(char *)priv);
return;
}
Bool
XkbWriteXKBKeymapForNames( FILE * file,
XkbComponentNamesPtr names,
Display * dpy,
XkbDescPtr xkb,
unsigned want,
unsigned need)
{
char * name,*tmp;
unsigned complete;
XkbNamesPtr old_names;
int multi_section;
unsigned wantNames,wantConfig,wantDflts;
XkbFileInfo finfo;
bzero(&finfo,sizeof(XkbFileInfo));
complete= 0;
if ((name=names->keymap)==NULL) name= "default";
if (COMPLETE(names->keycodes)) complete|= XkmKeyNamesMask;
if (COMPLETE(names->types)) complete|= XkmTypesMask;
if (COMPLETE(names->compat)) complete|= XkmCompatMapMask;
if (COMPLETE(names->symbols)) complete|= XkmSymbolsMask;
if (COMPLETE(names->geometry)) complete|= XkmGeometryMask;
want|= (complete|need);
if (want&XkmSymbolsMask)
want|= XkmKeyNamesMask|XkmTypesMask;
if (want==0)
return False;
if (xkb!=NULL) {
old_names= xkb->names;
finfo.type= 0;
finfo.defined= 0;
finfo.xkb= xkb;
if (!XkbDetermineFileType(&finfo,XkbXKBFile,NULL))
return False;
}
else old_names= NULL;
wantConfig= want&(~complete);
if (xkb!=NULL) {
if (wantConfig&XkmTypesMask) {
if ((!xkb->map) || (xkb->map->num_types<XkbNumRequiredTypes))
wantConfig&= ~XkmTypesMask;
}
if (wantConfig&XkmCompatMapMask) {
if ((!xkb->compat) || (xkb->compat->num_si<1))
wantConfig&= ~XkmCompatMapMask;
}
if (wantConfig&XkmSymbolsMask) {
if ((!xkb->map) || (!xkb->map->key_sym_map))
wantConfig&= ~XkmSymbolsMask;
}
if (wantConfig&XkmIndicatorsMask) {
if (!xkb->indicators)
wantConfig&= ~XkmIndicatorsMask;
}
if (wantConfig&XkmKeyNamesMask) {
if ((!xkb->names)||(!xkb->names->keys))
wantConfig&= ~XkmKeyNamesMask;
}
if ((wantConfig&XkmGeometryMask)&&(!xkb->geom))
wantConfig&= ~XkmGeometryMask;
}
else {
wantConfig= 0;
}
complete|= wantConfig;
wantDflts= 0;
wantNames= want&(~complete);
if ((xkb!=NULL) && (old_names!=NULL)) {
if (wantNames&XkmTypesMask) {
if (old_names->types!=None) {
tmp= XkbAtomGetString(dpy,old_names->types);
names->types= tmp;
}
else {
wantDflts|= XkmTypesMask;
}
complete|= XkmTypesMask;
}
if (wantNames&XkmCompatMapMask) {
if (old_names->compat!=None) {
tmp= XkbAtomGetString(dpy,old_names->compat);
names->compat= tmp;
}
else wantDflts|= XkmCompatMapMask;
complete|= XkmCompatMapMask;
}
if (wantNames&XkmSymbolsMask) {
if (old_names->symbols==None)
return False;
tmp= XkbAtomGetString(dpy,old_names->symbols);
names->symbols= tmp;
complete|= XkmSymbolsMask;
}
if (wantNames&XkmKeyNamesMask) {
if (old_names->keycodes!=None) {
tmp= XkbAtomGetString(dpy,old_names->keycodes);
names->keycodes= tmp;
}
else wantDflts|= XkmKeyNamesMask;
complete|= XkmKeyNamesMask;
}
if (wantNames&XkmGeometryMask) {
if (old_names->geometry==None)
return False;
tmp= XkbAtomGetString(dpy,old_names->geometry);
names->geometry= tmp;
complete|= XkmGeometryMask;
wantNames&= ~XkmGeometryMask;
}
}
if (complete&XkmCompatMapMask)
complete|= XkmIndicatorsMask|XkmVirtualModsMask;
else if (complete&(XkmSymbolsMask|XkmTypesMask))
complete|= XkmVirtualModsMask;
if (need & (~complete))
return False;
if ((complete&XkmSymbolsMask)&&((XkmKeyNamesMask|XkmTypesMask)&(~complete)))
return False;
multi_section= 1;
if (((complete&XkmKeymapRequired)==XkmKeymapRequired)&&
((complete&(~XkmKeymapLegal))==0)) {
fprintf(file,"xkb_keymap \"%s\" {\n",name);
}
else if (((complete&XkmSemanticsRequired)==XkmSemanticsRequired)&&
((complete&(~XkmSemanticsLegal))==0)) {
fprintf(file,"xkb_semantics \"%s\" {\n",name);
}
else if (((complete&XkmLayoutRequired)==XkmLayoutRequired)&&
((complete&(~XkmLayoutLegal))==0)) {
fprintf(file,"xkb_layout \"%s\" {\n",name);
}
else if (XkmSingleSection(complete&(~XkmVirtualModsMask))) {
multi_section= 0;
}
else {
return False;
}
wantNames= complete&(~(wantConfig|wantDflts));
name= names->keycodes;
if (wantConfig&XkmKeyNamesMask)
XkbWriteXKBKeycodes(file,&finfo,False,False,_AddIncl,name);
else if (wantDflts&XkmKeyNamesMask)
fprintf(stderr,"Default symbols not implemented yet!\n");
else if (wantNames&XkmKeyNamesMask)
XkbWriteSectionFromName(file,"keycodes",name);
name= names->types;
if (wantConfig&XkmTypesMask)
XkbWriteXKBKeyTypes(file,&finfo,False,False,_AddIncl,name);
else if (wantDflts&XkmTypesMask)
fprintf(stderr,"Default types not implemented yet!\n");
else if (wantNames&XkmTypesMask)
XkbWriteSectionFromName(file,"types",name);
name= names->compat;
if (wantConfig&XkmCompatMapMask)
XkbWriteXKBCompatMap(file,&finfo,False,False,_AddIncl,name);
else if (wantDflts&XkmCompatMapMask)
fprintf(stderr,"Default interps not implemented yet!\n");
else if (wantNames&XkmCompatMapMask)
XkbWriteSectionFromName(file,"compatibility",name);
name= names->symbols;
if (wantConfig&XkmSymbolsMask)
XkbWriteXKBSymbols(file,&finfo,False,False,_AddIncl,name);
else if (wantNames&XkmSymbolsMask)
XkbWriteSectionFromName(file,"symbols",name);
name= names->geometry;
if (wantConfig&XkmGeometryMask)
XkbWriteXKBGeometry(file,&finfo,False,False,_AddIncl,name);
else if (wantNames&XkmGeometryMask)
XkbWriteSectionFromName(file,"geometry",name);
if (multi_section)
fprintf(file,"};\n");
return True;
}
/***====================================================================***/
/*ARGSUSED*/
Status
XkbMergeFile(XkbDescPtr xkb,XkbFileInfo finfo)
{
return BadImplementation;
}
/***====================================================================***/
int
XkbFindKeycodeByName(XkbDescPtr xkb,char *name,Bool use_aliases)
{
register int i;
if ((!xkb)||(!xkb->names)||(!xkb->names->keys))
return 0;
for (i=xkb->min_key_code;i<=xkb->max_key_code;i++) {
if (strncmp(xkb->names->keys[i].name,name,XkbKeyNameLength)==0)
return i;
}
if (!use_aliases)
return 0;
if (xkb->geom && xkb->geom->key_aliases) {
XkbKeyAliasPtr a;
a= xkb->geom->key_aliases;
for (i=0;i<xkb->geom->num_key_aliases;i++,a++) {
if (strncmp(name,a->alias,XkbKeyNameLength)==0)
return XkbFindKeycodeByName(xkb,a->real,False);
}
}
if (xkb->names && xkb->names->key_aliases) {
XkbKeyAliasPtr a;
a= xkb->names->key_aliases;
for (i=0;i<xkb->names->num_key_aliases;i++,a++) {
if (strncmp(name,a->alias,XkbKeyNameLength)==0)
return XkbFindKeycodeByName(xkb,a->real,False);
}
}
return 0;
}
unsigned
XkbConvertGetByNameComponents(Bool toXkm,unsigned orig)
{
unsigned rtrn;
rtrn= 0;
if (toXkm) {
if (orig&XkbGBN_TypesMask) rtrn|= XkmTypesMask;
if (orig&XkbGBN_CompatMapMask) rtrn|= XkmCompatMapMask;
if (orig&XkbGBN_SymbolsMask) rtrn|= XkmSymbolsMask;
if (orig&XkbGBN_IndicatorMapMask) rtrn|= XkmIndicatorsMask;
if (orig&XkbGBN_KeyNamesMask) rtrn|= XkmKeyNamesMask;
if (orig&XkbGBN_GeometryMask) rtrn|= XkmGeometryMask;
}
else {
if (orig&XkmTypesMask) rtrn|= XkbGBN_TypesMask;
if (orig&XkmCompatMapMask) rtrn|= XkbGBN_CompatMapMask;
if (orig&XkmSymbolsMask) rtrn|= XkbGBN_SymbolsMask;
if (orig&XkmIndicatorsMask) rtrn|= XkbGBN_IndicatorMapMask;
if (orig&XkmKeyNamesMask) rtrn|= XkbGBN_KeyNamesMask;
if (orig&XkmGeometryMask) rtrn|= XkbGBN_GeometryMask;
if (orig!=0) rtrn|= XkbGBN_OtherNamesMask;
}
return rtrn;
}
unsigned
XkbConvertXkbComponents(Bool toXkm,unsigned orig)
{
unsigned rtrn;
rtrn= 0;
if (toXkm) {
if (orig&XkbClientMapMask) rtrn|= XkmTypesMask|XkmSymbolsMask;
if (orig&XkbServerMapMask) rtrn|= XkmTypesMask|XkmSymbolsMask;
if (orig&XkbCompatMapMask) rtrn|= XkmCompatMapMask;
if (orig&XkbIndicatorMapMask) rtrn|= XkmIndicatorsMask;
if (orig&XkbNamesMask) rtrn|= XkmKeyNamesMask;
if (orig&XkbGeometryMask) rtrn|= XkmGeometryMask;
}
else {
if (orig!=0) rtrn|= XkbNamesMask;
if (orig&XkmTypesMask) rtrn|= XkbClientMapMask;
if (orig&XkmCompatMapMask)
rtrn|= XkbCompatMapMask|XkbIndicatorMapMask;
if (orig&XkmSymbolsMask) rtrn|=XkbClientMapMask|XkbServerMapMask;
if (orig&XkmIndicatorsMask) rtrn|= XkbIndicatorMapMask;
if (orig&XkmKeyNamesMask)
rtrn|= XkbNamesMask|XkbIndicatorMapMask;
if (orig&XkmGeometryMask) rtrn|= XkbGeometryMask;
}
return rtrn;
}
Bool
XkbDetermineFileType(XkbFileInfoPtr finfo,int format,int *opts_missing)
{
unsigned present;
XkbDescPtr xkb;
if ((!finfo)||(!finfo->xkb))
return False;
if (opts_missing)
*opts_missing= 0;
xkb= finfo->xkb;
present= 0;
if ((xkb->names)&&(xkb->names->keys)) present|= XkmKeyNamesMask;
if ((xkb->map)&&(xkb->map->types)) present|= XkmTypesMask;
if (xkb->compat) present|= XkmCompatMapMask;
if ((xkb->map)&&(xkb->map->num_syms>1)) present|= XkmSymbolsMask;
if (xkb->indicators) present|= XkmIndicatorsMask;
if (xkb->geom) present|= XkmGeometryMask;
if (!present)
return False;
else switch (present) {
case XkmKeyNamesMask:
finfo->type= XkmKeyNamesIndex;
finfo->defined= present;
return True;
case XkmTypesMask:
finfo->type= XkmTypesIndex;
finfo->defined= present;
return True;
case XkmCompatMapMask:
finfo->type= XkmCompatMapIndex;
finfo->defined= present;
return True;
case XkmSymbolsMask:
if (format!=XkbXKMFile) {
finfo->type= XkmSymbolsIndex;
finfo->defined= present;
return True;
}
break;
case XkmGeometryMask:
finfo->type= XkmGeometryIndex;
finfo->defined= present;
return True;
}
if ((present&(~XkmSemanticsLegal))==0) {
if ((XkmSemanticsRequired&present)==XkmSemanticsRequired) {
if (opts_missing)
*opts_missing= XkmSemanticsOptional&(~present);
finfo->type= XkmSemanticsFile;
finfo->defined= present;
return True;
}
}
else if ((present&(~XkmLayoutLegal))==0) {
if ((XkmLayoutRequired&present)==XkmLayoutRequired) {
if (opts_missing)
*opts_missing= XkmLayoutOptional&(~present);
finfo->type= XkmLayoutFile;
finfo->defined= present;
return True;
}
}
else if ((present&(~XkmKeymapLegal))==0) {
if ((XkmKeymapRequired&present)==XkmKeymapRequired) {
if (opts_missing)
*opts_missing= XkmKeymapOptional&(~present);
finfo->type= XkmKeymapFile;
finfo->defined= present;
return True;
}
}
return False;
}
/* all latin-1 alphanumerics, plus parens, slash, minus, underscore and */
/* wildcards */
static unsigned char componentSpecLegal[] = {
0x00, 0x00, 0x00, 0x00, 0x00, 0xa7, 0xff, 0x83,
0xfe, 0xff, 0xff, 0x87, 0xfe, 0xff, 0xff, 0x07,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0xff, 0xff, 0x7f, 0xff, 0xff, 0xff, 0x7f, 0xff
};
void
XkbEnsureSafeMapName(char *name)
{
if (name==NULL)
return;
while (*name!='\0') {
if ((componentSpecLegal[(*name)/8]&(1<<((*name)%8)))==0)
*name= '_';
name++;
}
return;
}
/***====================================================================***/
#define UNMATCHABLE(c) (((c)=='(')||((c)==')')||((c)=='/'))
Bool
XkbNameMatchesPattern(char *name,char *ptrn)
{
while (ptrn[0]!='\0') {
if (name[0]=='\0') {
if (ptrn[0]=='*') {
ptrn++;
continue;
}
return False;
}
if (ptrn[0]=='?') {
if (UNMATCHABLE(name[0]))
return False;
}
else if (ptrn[0]=='*') {
if ((!UNMATCHABLE(name[0]))&&XkbNameMatchesPattern(name+1,ptrn))
return True;
return XkbNameMatchesPattern(name,ptrn+1);
}
else if (ptrn[0]!=name[0])
return False;
name++;
ptrn++;
}
/* if we get here, the pattern is exhausted (-:just like me:-) */
return (name[0]=='\0');
}
#ifdef NEED_STRCASECMP
_X_HIDDEN int
_XkbStrCaseCmp(char *str1,char *str2)
{
const u_char *us1 = (const u_char *)str1, *us2 = (const u_char *)str2;
while (tolower(*us1) == tolower(*us2)) {
if (*us1++ == '\0')
return (0);
us2++;
}
return (tolower(*us1) - tolower(*us2));
}
#endif