keys

type Ed25519PrivateKeyValue struct {
	Public  data.HexBytes `json:"public"`
	Private data.HexBytes `json:"private"`
}

type Signer interface {
	// MarshalPrivateKey returns the private key data.
	MarshalPrivateKey() (*data.PrivateKey, error)

	// UnmarshalPrivateKey takes private key data to a working Signer implementation for the key type.
	UnmarshalPrivateKey(key *data.PrivateKey) error

	// Returns the public data.PublicKey from the private key
	PublicData() *data.PublicKey

	// Sign returns the signature of the message.
	// The signer is expected to do its own hashing, so the full message will be
	// provided as the message to Sign with a zero opts.HashFunc().
	SignMessage(message []byte) ([]byte, error)
}

type Verifier interface {
	// UnmarshalPublicKey takes key data to a working verifier implementation for the key type.
	// This performs any validation over the data.PublicKey to ensure that the verifier is usable
	// to verify signatures.
	UnmarshalPublicKey(key *data.PublicKey) error

	// MarshalPublicKey returns the data.PublicKey object associated with the verifier.
	MarshalPublicKey() *data.PublicKey

	// This is the public string used as a unique identifier for the verifier instance.
	Public() string

	// Verify takes a message and signature, all as byte slices,
	// and determines whether the signature is valid for the given
	// key and message.
	Verify(msg, sig []byte) error
}