- const char *in_buf = buf;
- char *out_buf = convbuf;
- size_t in_cnt = len, out_cnt = sizeof convbuf - 1;
-
- iconv(ic_chck, NULL, 0, NULL, 0);
- while (iconv(ic_chck, &in_buf,&in_cnt,
- &out_buf,&out_cnt) == (size_t)-1) {
- if (out_buf != convbuf) {
- filtered_fwrite(f, convbuf, out_buf - convbuf, 0);
- out_buf = convbuf;
- out_cnt = sizeof convbuf - 1;
+ int ierrno;
+
+ INIT_CONST_XBUF(outbuf, convbuf);
+ INIT_XBUF(inbuf, (char*)buf, len, -1);
+
+ while (inbuf.len) {
+ iconvbufs(ic, &inbuf, &outbuf, 0);
+ ierrno = errno;
+ if (outbuf.len) {
+ filtered_fwrite(f, convbuf, outbuf.len, 0);
+ outbuf.len = 0;