cipher

Documentation

Index

• Variables
• type Cipher
  • func NewCipher(method, password string) (*Cipher, error)
  • func (c *Cipher) IVSize() int
  • func (c *Cipher) Key() []byte
• type CipherFactory
• type NoneStream
  • func (NoneStream) XORKeyStream(dst, src []byte)

Variables

var StreamCipherMethod = map[string]struct {
	KeySize int
	Creator func(key []byte) CipherFactory
}{
	"aes-128-cfb":      newCipherObserver(16, 16, newAESCFBStream),
	"aes-192-cfb":      newCipherObserver(24, 16, newAESCFBStream),
	"aes-256-cfb":      newCipherObserver(32, 16, newAESCFBStream),
	"aes-128-ctr":      newCipherObserver(16, 16, newAESCTRStream),
	"aes-192-ctr":      newCipherObserver(24, 16, newAESCTRStream),
	"aes-256-ctr":      newCipherObserver(32, 16, newAESCTRStream),
	"aes-128-ofb":      newCipherObserver(16, 16, newAESOFBStream),
	"aes-192-ofb":      newCipherObserver(24, 16, newAESOFBStream),
	"aes-256-ofb":      newCipherObserver(32, 16, newAESOFBStream),
	"des-cfb":          newCipherObserver(8, 8, newDESStream),
	"bf-cfb":           newCipherObserver(16, 8, newBlowFishStream),
	"cast5-cfb":        newCipherObserver(16, 8, newCast5Stream),
	"rc4-md5":          newCipherObserver(16, 16, newRC4MD5Stream),
	"rc4-md5-6":        newCipherObserver(16, 6, newRC4MD5Stream),
	"chacha20":         newCipherObserver(chacha20.KeySize, 8, newChaCha20Stream),
	"chacha20-ietf":    newCipherObserver(chacha20.KeySize, chacha20.NonceSize, newChaCha20Stream),
	"salsa20":          newCipherObserver(32, 8, newSalsa20Stream),
	"camellia-128-cfb": newCipherObserver(16, 16, newCamelliaStream),
	"camellia-192-cfb": newCipherObserver(24, 16, newCamelliaStream),
	"camellia-256-cfb": newCipherObserver(32, 16, newCamelliaStream),
	"idea-cfb":         newCipherObserver(16, 8, newIdeaStream),
	"rc2-cfb":          newCipherObserver(16, 8, newRC2Stream),
	"seed-cfb":         newCipherObserver(16, 8, newSeedStream),
	"rc4":              newCipherObserver(16, 0, newRC4Stream),
	"none":             newCipherObserver(16, 0, newNoneStream),
}

Types

type Cipher

type Cipher struct {
	core.Cipher
	// contains filtered or unexported fields
}

func NewCipher

func NewCipher(method, password string) (*Cipher, error)

func (*Cipher) IVSize

func (c *Cipher) IVSize() int

func (*Cipher) Key

func (c *Cipher) Key() []byte

type CipherFactory

type CipherFactory interface {
	IVSize() int
	EncryptStream(iv []byte) (cipher.Stream, error)
	DecryptStream(iv []byte) (cipher.Stream, error)
}

type NoneStream

type NoneStream struct{}

func (NoneStream) XORKeyStream

func (NoneStream) XORKeyStream(dst, src []byte)