regulation

Documentation

Index

• Variables
• func GenerateAndEncryptSymmetricKey(Y *[32]byte) (k *[32]byte, C1 *[32]byte, C2 *[32]byte, symk *[32]byte, err error)
• func GenerateRegulationKey() (privateKey *[32]byte, publicKey *[32]byte)
• func GetSymmetricKeyWithK(C2 *[32]byte, Y *[32]byte, k *[32]byte) (symk *[32]byte, err error)
• func GetSymmetricKeyWithX(C1 *[32]byte, C2 *[32]byte, x *[32]byte) (symk *[32]byte, err error)
• func PKCS5Padding(plainText []byte, blockSize int) []byte
• func PKCS5UnPadding(plainText []byte) ([]byte, error)
• type AesCipher
  • func (a AesCipher) Decrypt(cipherText []byte, secret []byte) (plainText []byte, err error)
  • func (a AesCipher) Encrypt(plainText []byte, secret []byte) (cipherText []byte, err error)
• type SymmetricCipher
  • func GetSymmetricCipher() SymmetricCipher

Variables

var CommonIV = []byte{0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f}

Functions

func GenerateAndEncryptSymmetricKey

func GenerateAndEncryptSymmetricKey(Y *[32]byte) (k *[32]byte, C1 *[32]byte, C2 *[32]byte, symk *[32]byte, err error)

Y is regulator's public key

func GenerateRegulationKey

func GenerateRegulationKey() (privateKey *[32]byte, publicKey *[32]byte)

generate x and Y. Y = x * G

func GetSymmetricKeyWithK

func GetSymmetricKeyWithK(C2 *[32]byte, Y *[32]byte, k *[32]byte) (symk *[32]byte, err error)

func GetSymmetricKeyWithX

func GetSymmetricKeyWithX(C1 *[32]byte, C2 *[32]byte, x *[32]byte) (symk *[32]byte, err error)

x is the regulator's private key

func PKCS5Padding

func PKCS5Padding(plainText []byte, blockSize int) []byte

func PKCS5UnPadding

func PKCS5UnPadding(plainText []byte) ([]byte, error)

Types

type AesCipher

type AesCipher struct{}

func (AesCipher) Decrypt

func (a AesCipher) Decrypt(cipherText []byte, secret []byte) (plainText []byte, err error)

func (AesCipher) Encrypt

func (a AesCipher) Encrypt(plainText []byte, secret []byte) (cipherText []byte, err error)

type SymmetricCipher

type SymmetricCipher interface {
	Encrypt(plainText []byte, secret []byte) (cipherText []byte, err error)
	Decrypt(cipherText []byte, secret []byte) (plainText []byte, err error)
}

func GetSymmetricCipher

func GetSymmetricCipher() SymmetricCipher