kcdsa_import_pub_key
ret = kcdsa_import_pub_key(&pub, p, sizeof(p), q, sizeof(q), g, sizeof(g), y, sizeof(y)); EG(ret, err);
ATTRIBUTE_WARN_UNUSED_RET int kcdsa_import_pub_key(kcdsa_pub_key *pub, const u8 *p, u16 plen,