sm4

Documentation

Index

• Constants
• type IterativeMode
• type SM4
  • func NewSM4(opt ...Sm4Option) (*SM4, error)
  • func (c *SM4) Decrypt(src []byte) ([]byte, error)
  • func (c *SM4) Encrypt(src []byte) ([]byte, error)
• type Sm4Option
  • func WithIterCBC(iv []byte) Sm4Option
  • func WithIterECB() Sm4Option
  • func WithKey(k []byte) Sm4Option
  • func WithPadding(p padding.Padding) Sm4Option
  • func WithSalt(s []byte) Sm4Option

Constants

const BlockSize = 16

block length and cipher key length are both of 128 bits

Types

type IterativeMode

type IterativeMode uint8

const (
	IterativeECB IterativeMode = iota
	IterativeCBC
)

type SM4

type SM4 struct {
	// contains filtered or unexported fields
}

func NewSM4

func NewSM4(opt ...Sm4Option) (*SM4, error)

func (*SM4) Decrypt

func (c *SM4) Decrypt(src []byte) ([]byte, error)

func (*SM4) Encrypt

func (c *SM4) Encrypt(src []byte) ([]byte, error)

type Sm4Option

type Sm4Option func(*sm4Options)

func WithIterCBC

func WithIterCBC(iv []byte) Sm4Option

func WithIterECB

func WithIterECB() Sm4Option

func WithKey

func WithKey(k []byte) Sm4Option

func WithPadding

func WithPadding(p padding.Padding) Sm4Option

func WithSalt

func WithSalt(s []byte) Sm4Option