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-rw-r--r--lib/uniconv/u-strconv-to-enc.h63
1 files changed, 63 insertions, 0 deletions
diff --git a/lib/uniconv/u-strconv-to-enc.h b/lib/uniconv/u-strconv-to-enc.h
new file mode 100644
index 00000000..b6e6ebb5
--- /dev/null
+++ b/lib/uniconv/u-strconv-to-enc.h
@@ -0,0 +1,63 @@
+/* Conversion from UTF-16/UTF-32 to legacy encodings.
+ Copyright (C) 2002, 2006-2007 Free Software Foundation, Inc.
+
+ This program is free software: you can redistribute it and/or modify it
+ under the terms of the GNU Lesser General Public License as published
+ by the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
+
+char *
+FUNC (const UNIT *string,
+ const char *tocode,
+ enum iconv_ilseq_handler handler)
+{
+#if HAVE_UTF_NAME
+ char *result = NULL;
+ size_t length = 0;
+
+ if (mem_iconveha ((const char *) string, (U_STRLEN (string) + 1) * sizeof (UNIT),
+ UTF_NAME, tocode,
+ handler == iconveh_question_mark, handler,
+ NULL, &result, &length) < 0)
+ return NULL;
+ /* Verify the result has exactly one NUL byte, at the end. */
+ if (!(length > 0 && result[length-1] == '\0' && strlen (result) == length-1))
+ {
+ free (result);
+ errno = EILSEQ;
+ return NULL;
+ }
+ return result;
+#else
+ uint8_t tmpbuf[4096];
+ size_t tmpbufsize = SIZEOF (tmpbuf);
+ uint8_t *utf8_string;
+ char *result;
+
+ utf8_string = U_TO_U8 (string, U_STRLEN (string) + 1, tmpbuf, &tmpbufsize);
+ if (utf8_string == NULL)
+ return NULL;
+ result = u8_strconv_to_encoding (utf8_string, tocode, handler);
+ if (result == NULL)
+ {
+ if (utf8_string != tmpbuf)
+ {
+ int saved_errno = errno;
+ free (utf8_string);
+ errno = saved_errno;
+ }
+ return NULL;
+ }
+ if (utf8_string != tmpbuf)
+ free (utf8_string);
+ return result;
+#endif
+}