sm4

Documentation

Index

• Constants
• func NewCipher(key []byte) (cipher.Block, error)
• type KeySizeError
  • func (k KeySizeError) Error() string

Constants

const BlockSize = 16

BlockSize the sm4 block size in bytes.

const KeySchedule = 32

Functions

func NewCipher

func NewCipher(key []byte) (cipher.Block, error)

NewCipher creates and returns a new cipher.Block. key is 16 bytes, so 32 bytes is used half bytes. so the cipher use 16 bytes key. key bytes and src bytes is BigEndian type.

Types

type KeySizeError

type KeySizeError int

error for key size

func (KeySizeError) Error

func (k KeySizeError) Error() string