Add utf8 index to offset function

1 files changed, 2 insertions, 0 deletions

diff --git a/include/mgl/system/utf8.h b/include/mgl/system/utf8.h
index 794884d..f6fe150 100644
--- a/include/mgl/system/utf8.h
+++ b/include/mgl/system/utf8.h
@@ -16,6 +16,8 @@ bool mgl_utf8_decode(const unsigned char *str, size_t size, uint32_t *decoded_co
     Returns 0 if start of codepoint is not found.
 */
 size_t mgl_utf8_get_start_of_codepoint(const unsigned char *str, size_t size, size_t offset);
+/* Returns |size| if not found */
+size_t mgl_utf8_index_to_offset(const unsigned char *str, size_t size, size_t index);
 
 #endif /* MGL_UTF8_H */