cryptstate

type CryptState struct {
	Key       []byte
	EncryptIV []byte
	DecryptIV []byte

	LastGoodTime int64

	Good         uint32
	Late         uint32
	Lost         uint32
	Resync       uint32
	RemoteGood   uint32
	RemoteLate   uint32
	RemoteLost   uint32
	RemoteResync uint32
	// contains filtered or unexported fields
}

type CryptoMode interface {
	NonceSize() int
	KeySize() int
	Overhead() int

	SetKey([]byte)
	Encrypt(dst []byte, src []byte, nonce []byte)
	Decrypt(dst []byte, src []byte, nonce []byte) bool
}