unsafe fn ecdsa_sig_from_fixed(
alg_id: &'static AlgorithmID,
signature: &[u8],
) -> Result<ManagedPointer<*mut ECDSA_SIG>, ()>
unsafe fn ecdsa_sig_from_fixed(
alg_id: &'static AlgorithmID,
signature: &[u8],
) -> Result<ManagedPointer<*mut ECDSA_SIG>, ()>