diff options
Diffstat (limited to 'libX11/src/xkb/XKBList.c')
-rw-r--r-- | libX11/src/xkb/XKBList.c | 496 |
1 files changed, 247 insertions, 249 deletions
diff --git a/libX11/src/xkb/XKBList.c b/libX11/src/xkb/XKBList.c index f202d935d..1afe3685f 100644 --- a/libX11/src/xkb/XKBList.c +++ b/libX11/src/xkb/XKBList.c @@ -1,249 +1,247 @@ -/************************************************************ -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. - -********************************************************/ - -#define NEED_REPLIES -#define NEED_EVENTS -#define NEED_MAP_READERS -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif -#include "Xlibint.h" -#include <X11/extensions/XKBproto.h> -#include "XKBlibint.h" - -/***====================================================================***/ - -static void -_FreeComponentNames(int num,XkbComponentNamePtr names) -{ -int i; -XkbComponentNamePtr tmp; - - if ((num<1)||(names==NULL)) - return; - for (i=0,tmp=names;i<num;i++,tmp++) { - if (tmp->name) { - _XkbFree(tmp->name); - tmp->name= NULL; - } - } - _XkbFree(names); - return; -} - -/***====================================================================***/ - -static XkbComponentNamePtr -_ReadListing(XkbReadBufferPtr buf,int count,Status *status_rtrn) -{ -XkbComponentNamePtr first,this; -register int i; -CARD16 * flags; -int slen,wlen; -char * str; - - if (count<1) - return NULL; - first= _XkbTypedCalloc(count,XkbComponentNameRec); - if (!first) - return NULL; - for (this=first,i=0;i<count;i++,this++) { - flags= (CARD16 *)_XkbGetReadBufferPtr(buf,2*sizeof(CARD16)); - if (!flags) - goto BAILOUT; - this->flags= flags[0]; - slen= flags[1]; - wlen= ((slen+1)/2)*2; /* pad to 2 byte boundary */ - this->name= _XkbTypedCalloc(slen+1,char); - if (!this->name) - goto BAILOUT; - str= (char *)_XkbGetReadBufferPtr(buf,wlen); - memcpy(this->name,str,slen); - } - return first; -BAILOUT: - *status_rtrn= BadAlloc; - _FreeComponentNames(i,first); - return NULL; -} - -/***====================================================================***/ - -XkbComponentListPtr -XkbListComponents( Display * dpy, - unsigned deviceSpec, - XkbComponentNamesPtr ptrns, - int * max_inout) -{ -register xkbListComponentsReq* req; -xkbListComponentsReply rep; -XkbInfoPtr xkbi; -XkbComponentListPtr list; -XkbReadBufferRec buf; -int left; -char * str; -int extraLen,len,mapLen,codesLen,typesLen,compatLen,symsLen,geomLen; - - if ( (dpy==NULL) || (dpy->flags & XlibDisplayNoXkb) || - (!dpy->xkb_info && !XkbUseExtension(dpy,NULL,NULL)) || - (ptrns==NULL) || (max_inout==NULL)) - return NULL; - - xkbi= dpy->xkb_info; - LockDisplay(dpy); - GetReq(kbListComponents, req); - req->reqType = xkbi->codes->major_opcode; - req->xkbReqType = X_kbListComponents; - req->deviceSpec = deviceSpec; - req->maxNames = *max_inout; - - mapLen= codesLen= typesLen= compatLen= symsLen= geomLen= 0; - if (ptrns->keymap) - mapLen= (int)strlen(ptrns->keymap); - if (ptrns->keycodes) - codesLen= (int)strlen(ptrns->keycodes); - if (ptrns->types) - typesLen= (int)strlen(ptrns->types); - if (ptrns->compat) - compatLen= (int)strlen(ptrns->compat); - if (ptrns->symbols) - symsLen= (int)strlen(ptrns->symbols); - if (ptrns->geometry) - geomLen= (int)strlen(ptrns->geometry); - if (mapLen>255) mapLen= 255; - if (codesLen>255) codesLen= 255; - if (typesLen>255) typesLen= 255; - if (compatLen>255) compatLen= 255; - if (symsLen>255) symsLen= 255; - if (geomLen>255) geomLen= 255; - - len= mapLen+codesLen+typesLen+compatLen+symsLen+geomLen+6; - len= XkbPaddedSize(len); - req->length+= len/4; - BufAlloc(char *,str,len); - *str++= mapLen; - if (mapLen>0) { - memcpy(str,ptrns->keymap,mapLen); - str+= mapLen; - } - *str++= codesLen; - if (codesLen>0) { - memcpy(str,ptrns->keycodes,codesLen); - str+= codesLen; - } - *str++= typesLen; - if (typesLen>0) { - memcpy(str,ptrns->types,typesLen); - str+= typesLen; - } - *str++= compatLen; - if (compatLen>0) { - memcpy(str,ptrns->compat,compatLen); - str+= compatLen; - } - *str++= symsLen; - if (symsLen>0) { - memcpy(str,ptrns->symbols,symsLen); - str+= symsLen; - } - *str++= geomLen; - if (geomLen>0) { - memcpy(str,ptrns->geometry,geomLen); - str+= geomLen; - } - if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) - goto BAILOUT; - extraLen= (int)rep.length*4; - *max_inout= rep.extra; - if (extraLen==0) { /* no matches, but we don't want to report a failure */ - list= _XkbTypedCalloc(1,XkbComponentListRec); - UnlockDisplay(dpy); - SyncHandle(); - return list; - } - if (_XkbInitReadBuffer(dpy,&buf,extraLen)) { - Status status; - - status= Success; - list= _XkbTypedCalloc(1,XkbComponentListRec); - if (!list) { - _XkbFreeReadBuffer(&buf); - goto BAILOUT; - } - list->num_keymaps= rep.nKeymaps; - list->num_keycodes= rep.nKeycodes; - list->num_types= rep.nTypes; - list->num_compat= rep.nCompatMaps; - list->num_symbols= rep.nSymbols; - list->num_geometry= rep.nGeometries; - if ((status==Success)&&(list->num_keymaps>0)) - list->keymaps= _ReadListing(&buf,list->num_keymaps,&status); - if ((status==Success)&&(list->num_keycodes>0)) - list->keycodes= _ReadListing(&buf,list->num_keycodes,&status); - if ((status==Success)&&(list->num_types>0)) - list->types= _ReadListing(&buf,list->num_types,&status); - if ((status==Success)&&(list->num_compat>0)) - list->compat= _ReadListing(&buf,list->num_compat,&status); - if ((status==Success)&&(list->num_symbols>0)) - list->symbols= _ReadListing(&buf,list->num_symbols,&status); - if ((status==Success)&&(list->num_geometry>0)) - list->geometry= _ReadListing(&buf,list->num_geometry,&status); - left= _XkbFreeReadBuffer(&buf); - if ((status!=Success)||(buf.error)||(left>2)) { - XkbFreeComponentList(list); - goto BAILOUT; - } - UnlockDisplay(dpy); - SyncHandle(); - return list; - } -BAILOUT: - UnlockDisplay(dpy); - SyncHandle(); - return NULL; -} - -void -XkbFreeComponentList(XkbComponentListPtr list) -{ - if (list) { - if (list->keymaps) - _FreeComponentNames(list->num_keymaps,list->keymaps); - if (list->keycodes) - _FreeComponentNames(list->num_keycodes,list->keycodes); - if (list->types) - _FreeComponentNames(list->num_types,list->types); - if (list->compat) - _FreeComponentNames(list->num_compat,list->compat); - if (list->symbols) - _FreeComponentNames(list->num_symbols,list->symbols); - if (list->geometry) - _FreeComponentNames(list->num_geometry,list->geometry); - bzero((char *)list,sizeof(XkbComponentListRec)); - _XkbFree(list); - } - return; -} +/************************************************************
+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.
+
+********************************************************/
+
+#define NEED_MAP_READERS
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include "Xlibint.h"
+#include <X11/extensions/XKBproto.h>
+#include "XKBlibint.h"
+
+/***====================================================================***/
+
+static void
+_FreeComponentNames(int num,XkbComponentNamePtr names)
+{
+int i;
+XkbComponentNamePtr tmp;
+
+ if ((num<1)||(names==NULL))
+ return;
+ for (i=0,tmp=names;i<num;i++,tmp++) {
+ if (tmp->name) {
+ _XkbFree(tmp->name);
+ tmp->name= NULL;
+ }
+ }
+ _XkbFree(names);
+ return;
+}
+
+/***====================================================================***/
+
+static XkbComponentNamePtr
+_ReadListing(XkbReadBufferPtr buf,int count,Status *status_rtrn)
+{
+XkbComponentNamePtr first,this;
+register int i;
+CARD16 * flags;
+int slen,wlen;
+char * str;
+
+ if (count<1)
+ return NULL;
+ first= _XkbTypedCalloc(count,XkbComponentNameRec);
+ if (!first)
+ return NULL;
+ for (this=first,i=0;i<count;i++,this++) {
+ flags= (CARD16 *)_XkbGetReadBufferPtr(buf,2*sizeof(CARD16));
+ if (!flags)
+ goto BAILOUT;
+ this->flags= flags[0];
+ slen= flags[1];
+ wlen= ((slen+1)/2)*2; /* pad to 2 byte boundary */
+ this->name= _XkbTypedCalloc(slen+1,char);
+ if (!this->name)
+ goto BAILOUT;
+ str= (char *)_XkbGetReadBufferPtr(buf,wlen);
+ memcpy(this->name,str,slen);
+ }
+ return first;
+BAILOUT:
+ *status_rtrn= BadAlloc;
+ _FreeComponentNames(i,first);
+ return NULL;
+}
+
+/***====================================================================***/
+
+XkbComponentListPtr
+XkbListComponents( Display * dpy,
+ unsigned deviceSpec,
+ XkbComponentNamesPtr ptrns,
+ int * max_inout)
+{
+register xkbListComponentsReq* req;
+xkbListComponentsReply rep;
+XkbInfoPtr xkbi;
+XkbComponentListPtr list;
+XkbReadBufferRec buf;
+int left;
+char * str;
+int extraLen,len,mapLen,codesLen,typesLen,compatLen,symsLen,geomLen;
+
+ if ( (dpy==NULL) || (dpy->flags & XlibDisplayNoXkb) ||
+ (!dpy->xkb_info && !XkbUseExtension(dpy,NULL,NULL)) ||
+ (ptrns==NULL) || (max_inout==NULL))
+ return NULL;
+
+ xkbi= dpy->xkb_info;
+ LockDisplay(dpy);
+ GetReq(kbListComponents, req);
+ req->reqType = xkbi->codes->major_opcode;
+ req->xkbReqType = X_kbListComponents;
+ req->deviceSpec = deviceSpec;
+ req->maxNames = *max_inout;
+
+ mapLen= codesLen= typesLen= compatLen= symsLen= geomLen= 0;
+ if (ptrns->keymap)
+ mapLen= (int)strlen(ptrns->keymap);
+ if (ptrns->keycodes)
+ codesLen= (int)strlen(ptrns->keycodes);
+ if (ptrns->types)
+ typesLen= (int)strlen(ptrns->types);
+ if (ptrns->compat)
+ compatLen= (int)strlen(ptrns->compat);
+ if (ptrns->symbols)
+ symsLen= (int)strlen(ptrns->symbols);
+ if (ptrns->geometry)
+ geomLen= (int)strlen(ptrns->geometry);
+ if (mapLen>255) mapLen= 255;
+ if (codesLen>255) codesLen= 255;
+ if (typesLen>255) typesLen= 255;
+ if (compatLen>255) compatLen= 255;
+ if (symsLen>255) symsLen= 255;
+ if (geomLen>255) geomLen= 255;
+
+ len= mapLen+codesLen+typesLen+compatLen+symsLen+geomLen+6;
+ len= XkbPaddedSize(len);
+ req->length+= len/4;
+ BufAlloc(char *,str,len);
+ *str++= mapLen;
+ if (mapLen>0) {
+ memcpy(str,ptrns->keymap,mapLen);
+ str+= mapLen;
+ }
+ *str++= codesLen;
+ if (codesLen>0) {
+ memcpy(str,ptrns->keycodes,codesLen);
+ str+= codesLen;
+ }
+ *str++= typesLen;
+ if (typesLen>0) {
+ memcpy(str,ptrns->types,typesLen);
+ str+= typesLen;
+ }
+ *str++= compatLen;
+ if (compatLen>0) {
+ memcpy(str,ptrns->compat,compatLen);
+ str+= compatLen;
+ }
+ *str++= symsLen;
+ if (symsLen>0) {
+ memcpy(str,ptrns->symbols,symsLen);
+ str+= symsLen;
+ }
+ *str++= geomLen;
+ if (geomLen>0) {
+ memcpy(str,ptrns->geometry,geomLen);
+ str+= geomLen;
+ }
+ if (!_XReply(dpy, (xReply *)&rep, 0, xFalse))
+ goto BAILOUT;
+ extraLen= (int)rep.length*4;
+ *max_inout= rep.extra;
+ if (extraLen==0) { /* no matches, but we don't want to report a failure */
+ list= _XkbTypedCalloc(1,XkbComponentListRec);
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return list;
+ }
+ if (_XkbInitReadBuffer(dpy,&buf,extraLen)) {
+ Status status;
+
+ status= Success;
+ list= _XkbTypedCalloc(1,XkbComponentListRec);
+ if (!list) {
+ _XkbFreeReadBuffer(&buf);
+ goto BAILOUT;
+ }
+ list->num_keymaps= rep.nKeymaps;
+ list->num_keycodes= rep.nKeycodes;
+ list->num_types= rep.nTypes;
+ list->num_compat= rep.nCompatMaps;
+ list->num_symbols= rep.nSymbols;
+ list->num_geometry= rep.nGeometries;
+ if ((status==Success)&&(list->num_keymaps>0))
+ list->keymaps= _ReadListing(&buf,list->num_keymaps,&status);
+ if ((status==Success)&&(list->num_keycodes>0))
+ list->keycodes= _ReadListing(&buf,list->num_keycodes,&status);
+ if ((status==Success)&&(list->num_types>0))
+ list->types= _ReadListing(&buf,list->num_types,&status);
+ if ((status==Success)&&(list->num_compat>0))
+ list->compat= _ReadListing(&buf,list->num_compat,&status);
+ if ((status==Success)&&(list->num_symbols>0))
+ list->symbols= _ReadListing(&buf,list->num_symbols,&status);
+ if ((status==Success)&&(list->num_geometry>0))
+ list->geometry= _ReadListing(&buf,list->num_geometry,&status);
+ left= _XkbFreeReadBuffer(&buf);
+ if ((status!=Success)||(buf.error)||(left>2)) {
+ XkbFreeComponentList(list);
+ goto BAILOUT;
+ }
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return list;
+ }
+BAILOUT:
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return NULL;
+}
+
+void
+XkbFreeComponentList(XkbComponentListPtr list)
+{
+ if (list) {
+ if (list->keymaps)
+ _FreeComponentNames(list->num_keymaps,list->keymaps);
+ if (list->keycodes)
+ _FreeComponentNames(list->num_keycodes,list->keycodes);
+ if (list->types)
+ _FreeComponentNames(list->num_types,list->types);
+ if (list->compat)
+ _FreeComponentNames(list->num_compat,list->compat);
+ if (list->symbols)
+ _FreeComponentNames(list->num_symbols,list->symbols);
+ if (list->geometry)
+ _FreeComponentNames(list->num_geometry,list->geometry);
+ bzero((char *)list,sizeof(XkbComponentListRec));
+ _XkbFree(list);
+ }
+ return;
+}
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