aboutsummaryrefslogtreecommitdiff
path: root/nx-X11/lib/X11/lcPrTxt.c
diff options
context:
space:
mode:
Diffstat (limited to 'nx-X11/lib/X11/lcPrTxt.c')
-rw-r--r--nx-X11/lib/X11/lcPrTxt.c292
1 files changed, 292 insertions, 0 deletions
diff --git a/nx-X11/lib/X11/lcPrTxt.c b/nx-X11/lib/X11/lcPrTxt.c
new file mode 100644
index 000000000..5a781280e
--- /dev/null
+++ b/nx-X11/lib/X11/lcPrTxt.c
@@ -0,0 +1,292 @@
+/* $Xorg: lcPrTxt.c,v 1.3 2000/08/17 19:45:18 cpqbld Exp $ */
+/*
+ * Copyright 1992, 1993 by TOSHIBA Corp.
+ *
+ * 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 TOSHIBA not be used in advertising
+ * or publicity pertaining to distribution of the software without specific,
+ * written prior permission. TOSHIBA make no representations about the
+ * suitability of this software for any purpose. It is provided "as is"
+ * without express or implied warranty.
+ *
+ * TOSHIBA DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ * ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+ * TOSHIBA 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.
+ *
+ * Author: Katsuhisa Yano TOSHIBA Corp.
+ * mopi@osa.ilab.toshiba.co.jp
+ */
+/* $XFree86: xc/lib/X11/lcPrTxt.c,v 1.9 2003/04/03 22:34:02 dawes Exp $ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include "Xlibint.h"
+#include "XlcPubI.h"
+#include <X11/Xutil.h>
+#include <X11/Xatom.h>
+
+static XPointer *
+alloc_list(
+ Bool is_wide_char,
+ int count,
+ int nitems)
+{
+ if (is_wide_char) {
+ wchar_t **wstr_list;
+
+ wstr_list = (wchar_t **) Xmalloc(count * sizeof(wchar_t *));
+ if (wstr_list == NULL)
+ return (XPointer *) NULL;
+
+ *wstr_list = (wchar_t *) Xmalloc(nitems * sizeof(wchar_t));
+ if (*wstr_list == NULL) {
+ Xfree(wstr_list);
+ return (XPointer *) NULL;
+ }
+
+ return (XPointer *) wstr_list;
+ } else {
+ char **str_list;
+
+ str_list = (char **) Xmalloc(count * sizeof(char *));
+ if (str_list == NULL)
+ return (XPointer *) NULL;
+
+ *str_list = (char *) Xmalloc(nitems);
+ if (*str_list == NULL) {
+ Xfree(str_list);
+ return (XPointer *) NULL;
+ }
+
+ return (XPointer *) str_list;
+ }
+}
+
+static void
+copy_list(
+ Bool is_wide_char,
+ XPointer text,
+ XPointer *list,
+ int count)
+{
+ int length;
+
+ if (is_wide_char) {
+ wchar_t *wc_text, *wstr, **wstr_list;
+
+ wc_text = (wchar_t *) text;
+ wstr_list = (wchar_t **) list;
+
+ for (wstr = *wstr_list; count > 0; count--, wstr_list++) {
+ _Xwcscpy(wstr, wc_text);
+ *wstr_list = wstr;
+ length = _Xwcslen(wstr) + 1;
+ wstr += length;
+ wc_text += length;
+ }
+ } else {
+ char *mb_text, *str, **str_list;
+
+ mb_text = (char *) text;
+ str_list = (char **) list;
+
+ for (str = *str_list; count > 0; count--, str_list++) {
+ strcpy(str, mb_text);
+ *str_list = str;
+ length = strlen(str) + 1;
+ str += length;
+ mb_text += length;
+ }
+ }
+}
+
+static int
+_XTextPropertyToTextList(
+ XLCd lcd,
+ Display *dpy,
+ const XTextProperty *text_prop,
+ const char *to_type,
+ XPointer **list_ret,
+ int *count_ret)
+{
+ XlcConv conv = NULL;
+ const char *from_type;
+ XPointer from, to, buf;
+ char *str_ptr, *last_ptr;
+ Atom encoding;
+ int from_left, to_left, buf_len, ret, len;
+ int unconv_num, nitems = text_prop->nitems;
+ Bool is_wide_char = False, do_strcpy = False;
+
+ if (strcmp(XlcNWideChar, to_type) == 0)
+ is_wide_char = True;
+
+ if (nitems <= 0) {
+ *list_ret = NULL;
+ *count_ret = 0;
+ return Success;
+ }
+
+ if (text_prop->format != 8)
+ return XConverterNotFound;
+
+ encoding = text_prop->encoding;
+ if (encoding == XA_STRING)
+ from_type = XlcNString;
+ else if (encoding == XInternAtom(dpy, "UTF8_STRING", False))
+ from_type = XlcNUtf8String;
+ else if (encoding == XInternAtom(dpy, "COMPOUND_TEXT", False))
+ from_type = XlcNCompoundText;
+ else if (encoding == XInternAtom(dpy, XLC_PUBLIC(lcd, encoding_name), False))
+ from_type = XlcNMultiByte;
+ else
+ return XConverterNotFound;
+
+ if (is_wide_char) {
+ buf_len = (text_prop->nitems + 1) * sizeof(wchar_t);;
+ } else {
+ if (strcmp(to_type, XlcNUtf8String) == 0)
+ buf_len = text_prop->nitems * 6 + 1;
+ else
+ buf_len = text_prop->nitems * XLC_PUBLIC(lcd, mb_cur_max) + 1;
+ }
+ buf = (XPointer) Xmalloc(buf_len);
+ if (buf == NULL)
+ return XNoMemory;
+ to = buf;
+ to_left = buf_len;
+
+ /* can be XlcNMultiByte to XlcNMultiByte,
+ or XlcNUtf8String to XlcNUtf8String */
+ if (!strcmp(from_type, to_type)) {
+ do_strcpy = True;
+ } else {
+ conv = _XlcOpenConverter(lcd, from_type, lcd, to_type);
+ if (conv == NULL) {
+ Xfree(buf);
+ return XConverterNotFound;
+ }
+ }
+
+ last_ptr = str_ptr = (char *) text_prop->value;
+ unconv_num = *count_ret = 0;
+
+ while (1) {
+ if (nitems == 0 || *str_ptr == 0) {
+ from = (XPointer) last_ptr;
+ from_left = str_ptr - last_ptr;
+ last_ptr = str_ptr;
+
+ if (do_strcpy) {
+ len = min(from_left, to_left);
+ strncpy(to, from, len);
+ from += len;
+ to += len;
+ from_left -= len;
+ to_left -= len;
+ ret = 0;
+ } else {
+ ret = _XlcConvert(conv, &from, &from_left, &to, &to_left, NULL, 0);
+ }
+
+ if (ret < 0)
+ continue;
+
+ unconv_num += ret;
+ (*count_ret)++;
+
+ if (nitems == 0)
+ break;
+ last_ptr = ++str_ptr;
+ if (is_wide_char) {
+ *((wchar_t *)to) = (wchar_t) 0;
+ to += sizeof(wchar_t);
+ to_left -= sizeof(wchar_t);
+ } else {
+ *((char *)to) = '\0';
+ to++;
+ to_left--;
+ }
+ if (! do_strcpy)
+ _XlcResetConverter(conv);
+ } else
+ str_ptr++;
+
+ nitems--;
+ }
+
+ if (! do_strcpy)
+ _XlcCloseConverter(conv);
+
+ if (is_wide_char) {
+ *((wchar_t *) to) = (wchar_t) 0;
+ to_left -= sizeof(wchar_t);
+ } else {
+ *((char *) to) = '\0';
+ to_left--;
+ }
+
+ *list_ret = alloc_list(is_wide_char, *count_ret, buf_len - to_left);
+ if (*list_ret)
+ copy_list(is_wide_char, buf, *list_ret, *count_ret);
+
+ Xfree(buf);
+
+ return unconv_num;
+}
+
+int
+_XmbTextPropertyToTextList(
+ XLCd lcd,
+ Display *dpy,
+ const XTextProperty *text_prop,
+ char ***list_ret,
+ int *count_ret)
+{
+ return _XTextPropertyToTextList(lcd, dpy, text_prop, XlcNMultiByte,
+ (XPointer **) list_ret, count_ret);
+}
+
+int
+_XwcTextPropertyToTextList(
+ XLCd lcd,
+ Display *dpy,
+ const XTextProperty *text_prop,
+ wchar_t ***list_ret,
+ int *count_ret)
+{
+ return _XTextPropertyToTextList(lcd, dpy, text_prop, XlcNWideChar,
+ (XPointer **) list_ret, count_ret);
+}
+
+int
+_Xutf8TextPropertyToTextList(
+ XLCd lcd,
+ Display *dpy,
+ const XTextProperty *text_prop,
+ char ***list_ret,
+ int *count_ret)
+{
+ return _XTextPropertyToTextList(lcd, dpy, text_prop, XlcNUtf8String,
+ (XPointer **) list_ret, count_ret);
+}
+
+void
+_XwcFreeStringList(
+ XLCd lcd,
+ wchar_t **list)
+{
+ if (list) {
+ if (*list)
+ Xfree(*list);
+ Xfree(list);
+ }
+}