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-rw-r--r--libX11/src/KeysymStr.c153
1 files changed, 153 insertions, 0 deletions
diff --git a/libX11/src/KeysymStr.c b/libX11/src/KeysymStr.c
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+/* $Xorg: KeysymStr.c,v 1.5 2001/02/09 02:03:34 xorgcvs Exp $ */
+
+/*
+
+Copyright 1990, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice 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
+OPEN GROUP 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.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+*/
+/* $XFree86: xc/lib/X11/KeysymStr.c,v 3.9 2003/04/13 19:22:16 dawes Exp $ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include "Xlibint.h"
+#include <X11/Xresource.h>
+#include <X11/keysymdef.h>
+
+#include <stdio.h> /* sprintf */
+
+typedef unsigned long Signature;
+
+#define NEEDVTABLE
+#include "ks_tables.h"
+#include "Key.h"
+
+
+typedef struct _GRNData {
+ char *name;
+ XrmRepresentation type;
+ XrmValuePtr value;
+} GRNData;
+
+/*ARGSUSED*/
+static Bool
+SameValue(
+ XrmDatabase* db,
+ XrmBindingList bindings,
+ XrmQuarkList quarks,
+ XrmRepresentation* type,
+ XrmValuePtr value,
+ XPointer data
+)
+{
+ GRNData *gd = (GRNData *)data;
+
+ if ((*type == gd->type) && (value->size == gd->value->size) &&
+ !strncmp((char *)value->addr, (char *)gd->value->addr, value->size))
+ {
+ gd->name = XrmQuarkToString(*quarks); /* XXX */
+ return True;
+ }
+ return False;
+}
+
+char *XKeysymToString(KeySym ks)
+{
+ register int i, n;
+ int h;
+ register int idx;
+ const unsigned char *entry;
+ unsigned char val1, val2, val3, val4;
+ XrmDatabase keysymdb;
+
+ if (!ks || (ks & ((unsigned long) ~0x1fffffff)) != 0)
+ return ((char *)NULL);
+ if (ks == XK_VoidSymbol)
+ ks = 0;
+ if (ks <= 0x1fffffff)
+ {
+ val1 = ks >> 24;
+ val2 = (ks >> 16) & 0xff;
+ val3 = (ks >> 8) & 0xff;
+ val4 = ks & 0xff;
+ i = ks % VTABLESIZE;
+ h = i + 1;
+ n = VMAXHASH;
+ while ((idx = hashKeysym[i]))
+ {
+ entry = &_XkeyTable[idx];
+ if ((entry[0] == val1) && (entry[1] == val2) &&
+ (entry[2] == val3) && (entry[3] == val4))
+ return ((char *)entry + 4);
+ if (!--n)
+ break;
+ i += h;
+ if (i >= VTABLESIZE)
+ i -= VTABLESIZE;
+ }
+ }
+
+ if ((keysymdb = _XInitKeysymDB()))
+ {
+ char buf[9];
+ XrmValue resval;
+ XrmQuark empty = NULLQUARK;
+ GRNData data;
+
+ sprintf(buf, "%lX", ks);
+ resval.addr = (XPointer)buf;
+ resval.size = strlen(buf) + 1;
+ data.name = (char *)NULL;
+ data.type = XrmPermStringToQuark("String");
+ data.value = &resval;
+ (void)XrmEnumerateDatabase(keysymdb, &empty, &empty, XrmEnumAllLevels,
+ SameValue, (XPointer)&data);
+ if (data.name)
+ return data.name;
+ }
+ if (ks >= 0x01000100 && ks <= 0x0110ffff) {
+ KeySym val = ks & 0xffffff;
+ char *s;
+ int i;
+ if (val & 0xff0000)
+ i = 10;
+ else
+ i = 6;
+ s = Xmalloc(i);
+ if (s == NULL)
+ return s;
+ i--;
+ s[i--] = '\0';
+ for (; i; i--){
+ val1 = val & 0xf;
+ val >>= 4;
+ if (val1 < 10)
+ s[i] = '0'+ val1;
+ else
+ s[i] = 'A'+ val1 - 10;
+ }
+ s[i] = 'U';
+ return s;
+ }
+ return ((char *) NULL);
+}