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xenocara/xserver/xkb/xkbfmisc.c
matthieu 428261197a Upgrade to xorg-server 1.9.2. 
Tested by ajacoutot@, krw@, shadchin@ and jasper@ on various configurations
including multihead with both zaphod and xrandr.
2010-12-05 15:36:02 +00:00

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/************************************************************
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.
********************************************************/
#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif
#include <stdio.h>
#include <ctype.h>
#include <stdlib.h>
#include <X11/Xos.h>
#include <X11/Xfuncs.h>
#include <X11/extensions/XKMformat.h>
#include <X11/X.h>
#include <X11/keysym.h>
#include <X11/Xproto.h>
#include "misc.h"
#include "inputstr.h"
#include "dix.h"
#include "xkbstr.h"
#define XKBSRV_NEED_FILE_FUNCS 1
#include <xkbsrv.h>
#include "xkbgeom.h"
#include "xkb.h"
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;
}
/***===================================================================***/
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,
XkbDescPtr xkb,
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,
XkbDescPtr xkb,
unsigned want,
unsigned need)
{
const char * tmp;
unsigned complete;
XkbNamesPtr old_names;
int multi_section;
unsigned wantNames,wantConfig,wantDflts;
complete= 0;
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) {
old_names = xkb->names;
xkb->defined = 0;
/* Wow would it ever be neat if we didn't need this noise. */
if (xkb->names && xkb->names->keys)
xkb->defined |= XkmKeyNamesMask;
if (xkb->map && xkb->map->types)
xkb->defined |= XkmTypesMask;
if (xkb->compat)
xkb->defined |= XkmCompatMapMask;
if (xkb->map && xkb->map->num_syms)
xkb->defined |= XkmSymbolsMask;
if (xkb->indicators)
xkb->defined |= XkmIndicatorsMask;
if (xkb->geom)
xkb->defined |= XkmGeometryMask;
}
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= NameForAtom(old_names->types);
names->types= _XkbDupString(tmp);
}
else {
wantDflts|= XkmTypesMask;
}
complete|= XkmTypesMask;
}
if (wantNames&XkmCompatMapMask) {
if (old_names->compat!=None) {
tmp= NameForAtom(old_names->compat);
names->compat= _XkbDupString(tmp);
}
else wantDflts|= XkmCompatMapMask;
complete|= XkmCompatMapMask;
}
if (wantNames&XkmSymbolsMask) {
if (old_names->symbols==None)
return FALSE;
tmp= NameForAtom(old_names->symbols);
names->symbols= _XkbDupString(tmp);
complete|= XkmSymbolsMask;
}
if (wantNames&XkmKeyNamesMask) {
if (old_names->keycodes!=None) {
tmp= NameForAtom(old_names->keycodes);
names->keycodes= _XkbDupString(tmp);
}
else wantDflts|= XkmKeyNamesMask;
complete|= XkmKeyNamesMask;
}
if (wantNames&XkmGeometryMask) {
if (old_names->geometry==None)
return FALSE;
tmp= NameForAtom(old_names->geometry);
names->geometry= _XkbDupString(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 \"default\" {\n");
}
else if (((complete&XkmSemanticsRequired)==XkmSemanticsRequired)&&
((complete&(~XkmSemanticsLegal))==0)) {
fprintf(file,"xkb_semantics \"default\" {\n");
}
else if (((complete&XkmLayoutRequired)==XkmLayoutRequired)&&
((complete&(~XkmLayoutLegal))==0)) {
fprintf(file,"xkb_layout \"default\" {\n");
}
else if (XkmSingleSection(complete&(~XkmVirtualModsMask))) {
multi_section= 0;
}
else {
return FALSE;
}
wantNames= complete&(~(wantConfig|wantDflts));
if (wantConfig&XkmKeyNamesMask)
XkbWriteXKBKeycodes(file,xkb,FALSE,FALSE,_AddIncl,names->keycodes);
else if (wantDflts&XkmKeyNamesMask)
fprintf(stderr,"Default symbols not implemented yet!\n");
else if (wantNames&XkmKeyNamesMask)
XkbWriteSectionFromName(file,"keycodes",names->keycodes);
if (wantConfig&XkmTypesMask)
XkbWriteXKBKeyTypes(file,xkb,FALSE,FALSE,_AddIncl,names->types);
else if (wantDflts&XkmTypesMask)
fprintf(stderr,"Default types not implemented yet!\n");
else if (wantNames&XkmTypesMask)
XkbWriteSectionFromName(file,"types",names->types);
if (wantConfig&XkmCompatMapMask)
XkbWriteXKBCompatMap(file,xkb,FALSE,FALSE,_AddIncl,names->compat);
else if (wantDflts&XkmCompatMapMask)
fprintf(stderr,"Default interps not implemented yet!\n");
else if (wantNames&XkmCompatMapMask)
XkbWriteSectionFromName(file,"compatibility",names->compat);
if (wantConfig&XkmSymbolsMask)
XkbWriteXKBSymbols(file,xkb,FALSE,FALSE,_AddIncl,names->symbols);
else if (wantNames&XkmSymbolsMask)
XkbWriteSectionFromName(file,"symbols",names->symbols);
if (wantConfig&XkmGeometryMask)
XkbWriteXKBGeometry(file,xkb,FALSE,FALSE,_AddIncl,names->geometry);
else if (wantNames&XkmGeometryMask)
XkbWriteSectionFromName(file,"geometry",names->geometry);
if (multi_section)
fprintf(file,"};\n");
return TRUE;
}
/***====================================================================***/
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;
}
/***====================================================================***/
#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';
}
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