nike

type Key interface {

	// Reset resets the key material to all zeros.
	Reset()

	// Bytes serializes key material into a byte slice.
	Bytes() []byte

	// FromBytes copys key material from the given byte slice and
	// initializes the Key
	FromBytes(data []byte) error

	Scheme() Nike
}

type Nike interface {

	// PublicKeySize returns the size in bytes of the public key.
	PublicKeySize() int

	// PrivateKeySize returns the size in bytes of the private key.
	PrivateKeySize() int

	// NewKeypair returns a newly generated key pair.
	NewKeypair(rng io.Reader) (PrivateKey, PublicKey)

	// UnmarshalBinaryPublicKey unmarshals the public key bytes.
	UnmarshalBinaryPublicKey(b []byte) (PublicKey, error)

	// UnmarshalBinaryPrivateKey unmarshals the public key bytes.
	UnmarshalBinaryPrivateKey(b []byte) (PrivateKey, error)

	// NewEmptyPrivateKey is helper method used to help
	// implement UnmarshalBinaryPrivateKey.
	NewEmptyPrivateKey() PrivateKey

	// NewEmptyPublicKey is a helper method used to help
	// implement UnmarshalBinaryPublicKey.
	NewEmptyPublicKey() PublicKey

	// DerivePublicKey derives a public key given a private key.
	DerivePublicKey(PrivateKey) PublicKey
}

type PrivateKey interface {
	Key

	DeriveSecret(PublicKey) []byte
}

type PublicKey interface {
	Key
}