+int wrbuf_iconv_write(WRBUF b, yaz_iconv_t cd, const char *buf, int size)
+{
+ if (cd)
+ {
+ char outbuf[12];
+ size_t inbytesleft = size;
+ const char *inp = buf;
+ while (inbytesleft)
+ {
+ size_t outbytesleft = sizeof(outbuf);
+ char *outp = outbuf;
+ size_t r = yaz_iconv(cd, (char**) &inp, &inbytesleft,
+ &outp, &outbytesleft);
+ if (r == (size_t) (-1))
+ {
+ int e = yaz_iconv_error(cd);
+ if (e != YAZ_ICONV_E2BIG)
+ break;
+ }
+ wrbuf_write(b, outbuf, outp - outbuf);
+ }
+ }
+ else
+ wrbuf_write(b, buf, size);
+ return wrbuf_len(b);
+}