1 files changed, 8 insertions, 1 deletions
diff --git a/src/big5.c b/src/big5.c
index 3c90eaa..3d44975 100644
--- a/src/big5.c
+++ b/src/big5.c
@@ -54,6 +54,12 @@ big5_mbc_enc_len(const UChar* p)
   return EncLen_BIG5[*p];
 }
 
+static int
+is_valid_mbc_string(const UChar* s, const UChar* end)
+{
+  return onigenc_length_check_is_valid_mbc_string(ONIG_ENCODING_BIG5, s, end);
+}
+
 static OnigCodePoint
 big5_mbc_to_code(const UChar* p, const UChar* end)
 {
@@ -160,5 +166,6 @@ OnigEncodingType OnigEncodingBIG5 = {
   big5_left_adjust_char_head,
   big5_is_allowed_reverse_match,
   NULL, /* init */
-  NULL  /* is_initialized */
+  NULL, /* is_initialized */
+  is_valid_mbc_string
 };