Validate UTF-8 input

Invalid UTF-8 byte sequences are replaced with the Unicode replacement
character U+FFFD. Fixes #213.

1 files changed, 0 insertions, 1 deletions

diff --git a/src/utf8.h b/src/utf8.h
index 319e39a..7df1573 100644
--- a/src/utf8.h
+++ b/src/utf8.h
@@ -11,7 +11,6 @@ extern "C" {
 void utf8proc_case_fold(cmark_strbuf *dest, const uint8_t *str, int len);
 void utf8proc_encode_char(int32_t uc, cmark_strbuf *buf);
 int utf8proc_iterate(const uint8_t *str, int str_len, int32_t *dst);
-int utf8proc_charlen(const uint8_t *str, int str_len);
 void utf8proc_detab(cmark_strbuf *dest, const uint8_t *line, size_t size);
 int utf8proc_is_space(int32_t uc);
 int utf8proc_is_punctuation(int32_t uc);