return nil, err } pk := &PrivateKey{ pub: PublicKey{ N: n, E: e, }, d: dN, } if err := checkPrivateKey(pk); err != nil { return nil, err } return pk, nil } // Export returns the key parameters in big-endian byte slice format. // // P, Q, dP, dQ, and qInv may be nil if the key was created with // NewPrivateKeyWithout. func (priv *PrivateKey) Export() (N []byte, e int, d, P, Q, dP, dQ, qInv []byte) { N = priv.pub.N.Nat().Bytes(priv.pub.N) e = priv.pub.E d = priv.d.Bytes(priv.pub.N) if priv.dP == nil {...