-char *reencode_string_iconv(const char *in, size_t insz, iconv_t conv);
-char *reencode_string(const char *in, const char *out_encoding, const char *in_encoding);
+char *reencode_string_iconv(const char *in, size_t insz,
+ iconv_t conv, int *outsz);
+char *reencode_string_len(const char *in, int insz,
+ const char *out_encoding,
+ const char *in_encoding,
+ int *outsz);