1 files changed, 28 insertions, 0 deletions
diff --git a/enc/us_ascii.c b/enc/us_ascii.c
new file mode 100644
index 0000000000..9201679871
--- /dev/null
+++ b/enc/us_ascii.c
@@ -0,0 +1,28 @@
+#include "regenc.h"
+
+extern int
+mbc_enc_len(const UChar* p, const UChar* e, OnigEncoding enc)
+{
+    if (*p & 0x80)
+        return ONIGENC_CONSTRUCT_MBCLEN_INVALID();
+    return ONIGENC_CONSTRUCT_MBCLEN_CHARFOUND(1);
+}
+
+OnigEncodingDefine(us_ascii, US_ASCII) = {
+  mbc_enc_len,
+  "US-ASCII",/* name */
+  1,           /* max byte length */
+  1,           /* min byte length */
+  onigenc_is_mbc_newline_0x0a,
+  onigenc_single_byte_mbc_to_code,
+  onigenc_single_byte_code_to_mbclen,
+  onigenc_single_byte_code_to_mbc,
+  onigenc_ascii_mbc_case_fold,
+  onigenc_ascii_apply_all_case_fold,
+  onigenc_ascii_get_case_fold_codes_by_str,
+  onigenc_minimum_property_name_to_ctype,
+  onigenc_ascii_is_code_ctype,
+  onigenc_not_support_get_ctype_code_range,
+  onigenc_single_byte_left_adjust_char_head,
+  onigenc_always_true_is_allowed_reverse_match
+};