extmod/moducryptolib: Shorten exception messages to reduce code size.
@@ -173,7 +173,7 @@ STATIC mp_obj_t ucryptolib_aes_make_new(const mp_obj_type_t *type, size_t n_args
mp_buffer_info_t keyinfo;
mp_get_buffer_raise(args[0], &keyinfo, MP_BUFFER_READ);
if (32 != keyinfo.len && 16 != keyinfo.len) {
- mp_raise_ValueError("bad key length");
+ mp_raise_ValueError("key");
}
mp_buffer_info_t ivinfo;
@@ -182,10 +182,10 @@ STATIC mp_obj_t ucryptolib_aes_make_new(const mp_obj_type_t *type, size_t n_args
mp_get_buffer_raise(args[2], &ivinfo, MP_BUFFER_READ);
if (16 != ivinfo.len) {
- mp_raise_ValueError("bad iv length");
+ mp_raise_ValueError("IV");
}
} else if (o->block_mode == UCRYPTOLIB_MODE_CBC) {
- mp_raise_ValueError("iv required for MODE_CBC");
+ mp_raise_ValueError("IV");
}
aes_initial_set_key_impl(&o->ctx, keyinfo.buf, keyinfo.len, ivinfo.buf);
@@ -216,7 +216,7 @@ STATIC mp_obj_t aes_process(size_t n_args, const mp_obj_t *args, bool encrypt) {
if (out_buf != MP_OBJ_NULL) {
mp_get_buffer_raise(out_buf, &out_bufinfo, MP_BUFFER_WRITE);
if (out_bufinfo.len < in_bufinfo.len) {
- mp_raise_ValueError("output buffer too small");
+ mp_raise_ValueError("output too small");
}
out_buf_ptr = out_bufinfo.buf;
} else {
@@ -231,7 +231,7 @@ STATIC mp_obj_t aes_process(size_t n_args, const mp_obj_t *args, bool encrypt) {
if ((encrypt && self->key_type == AES_KEYTYPE_DEC) ||
(!encrypt && self->key_type == AES_KEYTYPE_ENC)) {
- mp_raise_ValueError("can't use same aes object for encrypt & decrypt");
+ mp_raise_ValueError("can't encrypt & decrypt");
}
}
