103             return Err(Error::Unimplemented);  in from_cose_public_key()
114                     return Err(Error::Unimplemented);  in from_cose_public_key()
201             Err(to_call_failed_error(ApiName::ECDSA_sign))  in ecdsa_sign_der()
223             Err(to_call_failed_error(ApiName::ECDSA_size))  in ecdsa_size()
278             Err(to_call_failed_error(ApiName::EC_KEY_get0_public_key))  in public_key_ec_point()
292             Err(to_call_failed_error(ApiName::EC_KEY_get0_group))  in ec_group()
310             return Err(to_call_failed_error(ApiName::EC_GROUP_new_by_curve_name));  in from_ec_private_key()
379             return Err(Error::InternalError);  in load_from_cose()
442             return Err(to_call_failed_error(ApiName::i2d_ECDSA_SIG));  in to_der()
451             return Err(to_call_failed_error(ApiName::i2d_ECDSA_SIG));  in to_der()
489                 Err(Error::Unimplemented)  in coset_curve()
501                 Err(Error::Unimplemented)  in affine_coordinate_size()
516             Err(Error::CoseKeyDecodingFailed)  in check_affine_coordinate_size()