fn prepare<'a, 'b>(
end_entity: &'a Certificate,
intermediates: &'a [Certificate],
roots: &'b RootCertStore,
) -> Result<(EndEntityCert<'a>, Vec<&'a [u8]>, Vec<TrustAnchor<'b>>), Error>
fn prepare<'a, 'b>(
end_entity: &'a Certificate,
intermediates: &'a [Certificate],
roots: &'b RootCertStore,
) -> Result<(EndEntityCert<'a>, Vec<&'a [u8]>, Vec<TrustAnchor<'b>>), Error>