encryption

type EncryptedMessage struct {
	EncryptedKey    string
	EncryptedData   []byte
	ReEncryptionKey string
	MessageChecksum string
	OverallChecksum string
}

type EncryptionScheme interface {
	Initialize(mnemonic string) error
	InitForEncryption(tag string)
	InitForDecryption(tag string, encryptedKey string) error
	Encrypt(data []byte) (*EncryptedMessage, error)
	Decrypt(*EncryptedMessage) ([]byte, error)
	GetEncryptedKey() string
	GetReGenKey(encPublicKey string, tag string) (string, error)
	GetPublicKey() (string, error)
}

type PREEncryptedMessage struct {
	EncryptedKey    kyber.Point `json:"-"`
	EncryptedData   []byte
	MessageChecksum []byte
	OverallChecksum []byte
	TagA            []byte
}

type PREEncryptionScheme struct {
	PublicKey    kyber.Point
	PrivateKey   kyber.Scalar
	SuiteObj     Suite
	Tag          []byte
	T            kyber.Point
	Ht           kyber.Point
	EncryptedKey kyber.Point
}

type ReKey struct {
	R1 kyber.Point
	R2 kyber.Point
	R3 kyber.Scalar
}

type ReKeyBytes struct {
	R1Bytes []byte `json:"r1"`
	R2Bytes []byte `json:"r2"`
	R3Bytes []byte `json:"r3"`
}

type Suite interface {
	kyber.Group
	kyber.Random
}