private static void ThrowIfGnuTlsError(int res, string method)
{
if (res < 0)
{
var errorName = Encoder.Instance.PtrToString(NativeMethodsLinux.gnutls_strerror_name(res));
var errorMessage = Encoder.Instance.PtrToString(NativeMethodsLinux.gnutls_strerror(res));
throw new LdapException(
new LdapExceptionData($"GnuTls error name: {errorName}. GnuTls error message: {errorMessage} Result: {res}. Method: {method}"));
}
}