aesgcm

Documentation

Index

• Variables
• func CreateKey(bits KeySize) (key []byte, err error)
• func Decrypt(ciphertext, key, nonce, externalData []byte) (message []byte, err error)
• func Encrypt(message, key, externalData []byte) (ciphertext, nonce []byte, err error)
• type KeySize
  • func GetKeySize(bits int) (keysize KeySize, err error)

Variables

var (
	ErrUnsupportedKeySize = errors.New("unsupported key size")
)

Functions

func CreateKey

func CreateKey(bits KeySize) (key []byte, err error)

func Decrypt

func Decrypt(ciphertext, key, nonce, externalData []byte) (message []byte, err error)

func Encrypt

func Encrypt(message, key, externalData []byte) (ciphertext, nonce []byte, err error)

Types

type KeySize

type KeySize int

const (
	AES128 KeySize = 128
	AES192 KeySize = 192
	AES256 KeySize = 257
)

func GetKeySize

func GetKeySize(bits int) (keysize KeySize, err error)