+yaz_iconv_decoder_t yaz_utf8_decoder(const char *fromcode,
+ yaz_iconv_decoder_t d)
+{
+ if (!yaz_matchstr(fromcode, "UTF8"))
+ {
+ d->init_handle = init_utf8;
+ d->read_handle = read_utf8;
+ return d;
+ }
+ return 0;
+}
+
+int yaz_utf8_check(const char *str)
+{
+ /* cast OK: yaz_read_UTF8_char is read-only */
+ unsigned char *inp = (unsigned char *) str;
+ size_t inbytesleft = strlen(str);
+
+ while (inbytesleft)
+ {
+ int error = 0;
+ size_t no_read;
+ yaz_read_UTF8_char(inp, inbytesleft, &no_read, &error);
+ if (error)
+ return 0;
+ inp += no_read;
+ inbytesleft -= no_read;
+ }
+ return 1;
+}