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-rw-r--r--py/objstr.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/py/objstr.h b/py/objstr.h
index 0efe62a80..61a11d0bd 100644
--- a/py/objstr.h
+++ b/py/objstr.h
@@ -77,6 +77,9 @@ const byte *str_index_to_ptr(const mp_obj_type_t *type, const byte *self_data, s
mp_obj_t index, bool is_slice);
const byte *find_subbytes(const byte *haystack, size_t hlen, const byte *needle, size_t nlen, int direction);
+const char nibble_to_hex_upper[16];
+const char nibble_to_hex_lower[16];
+
MP_DECLARE_CONST_FUN_OBJ_VAR_BETWEEN(str_encode_obj);
MP_DECLARE_CONST_FUN_OBJ_VAR_BETWEEN(str_find_obj);
MP_DECLARE_CONST_FUN_OBJ_VAR_BETWEEN(str_rfind_obj);