encryption

type DecryptStream struct {
	ChunkSize    int64
	MasterKey    []byte
	CipherKey    []byte
	Source       io.Reader
	SourceErr    error
	SourceBuffer *bytes.Buffer
}

type EncryptStream struct {
	ChunkSize    int64
	MasterKey    []byte
	CipherKey    []byte
	Nonce        NonceInc
	Source       io.Reader
	SourceErr    error
	SourceBuffer *bytes.Buffer
}

type NonceInc struct {
	Base      []byte
	Increment int64
}