shcnorrmpc

Documentation

Index

• Constants
• func EvaluatePoly(f Polynomial, x *big.Int, degree int) big.Int
• func Lagrange(f []big.Int, x []big.Int, degree int) big.Int
• func LagrangeECC(sig []ecdsa.PublicKey, x []big.Int, degree int) *ecdsa.PublicKey
• func PkToAddress(PkBytes []byte) (common.Address, error)
• func PkToHexString(pk *ecdsa.PublicKey) string
• func SchnorrSign(psk big.Int, r big.Int, m big.Int) big.Int
• func StringtoPk(str string) (*ecdsa.PublicKey, error)
• func UintRand(MaxValue uint64) (uint64, error)
• func ValidatePublicKey(k *ecdsa.PublicKey) bool
• type Polynomial
  • func RandPoly(degree int, constant big.Int) Polynomial

Constants

const PkLength = 65

Functions

func EvaluatePoly

func EvaluatePoly(f Polynomial, x *big.Int, degree int) big.Int

Calculate polynomial's evaluation at some point

func Lagrange

func Lagrange(f []big.Int, x []big.Int, degree int) big.Int

Lagrange's polynomial interpolation algorithm

func LagrangeECC

func LagrangeECC(sig []ecdsa.PublicKey, x []big.Int, degree int) *ecdsa.PublicKey

Lagrange's polynomial interpolation algorithm: working in ECC points

func PkToAddress

func PkToAddress(PkBytes []byte) (common.Address, error)

func PkToHexString

func PkToHexString(pk *ecdsa.PublicKey) string

func SchnorrSign

func SchnorrSign(psk big.Int, r big.Int, m big.Int) big.Int

func StringtoPk

func StringtoPk(str string) (*ecdsa.PublicKey, error)

func UintRand

func UintRand(MaxValue uint64) (uint64, error)

func ValidatePublicKey

func ValidatePublicKey(k *ecdsa.PublicKey) bool

Types

type Polynomial

type Polynomial []big.Int

Structure definition for polynomial

func RandPoly

func RandPoly(degree int, constant big.Int) Polynomial

Generate a random polynomial, its constant item is nominated