diff options
Diffstat (limited to 'extmod/modubinascii.c')
| -rw-r--r-- | extmod/modubinascii.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/extmod/modubinascii.c b/extmod/modubinascii.c index de8b5d9aeb..e258818af4 100644 --- a/extmod/modubinascii.c +++ b/extmod/modubinascii.c @@ -39,8 +39,9 @@ STATIC mp_obj_t mod_binascii_hexlify(mp_uint_t n_args, const mp_obj_t *args) { mp_buffer_info_t bufinfo; mp_get_buffer_raise(args[0], &bufinfo, MP_BUFFER_READ); - byte *in = bufinfo.buf, *out; - mp_obj_t o = mp_obj_str_builder_start(&mp_type_bytes, bufinfo.len * 2, &out); + vstr_t vstr; + vstr_init_len(&vstr, bufinfo.len * 2); + byte *in = bufinfo.buf, *out = (byte*)vstr.buf; for (mp_uint_t i = bufinfo.len; i--;) { byte d = (*in >> 4); if (d > 9) { @@ -53,7 +54,7 @@ STATIC mp_obj_t mod_binascii_hexlify(mp_uint_t n_args, const mp_obj_t *args) { } *out++ = d + '0'; } - return mp_obj_str_builder_end(o); + return mp_obj_new_str_from_vstr(&mp_type_bytes, &vstr); } MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mod_binascii_hexlify_obj, 1, 2, mod_binascii_hexlify); |