common

Documentation

Index

• Constants
• Variables
• func MarshalXuperSignature(sig *XuperSignature) ([]byte, error)
• type ECDSASignature
• type MultiSignature
• type PublicKeyFactor
• type RingSignature
• type SchnorrSignature
• type XuperSignature

Constants

const (
	// ECDSA签名算法
	ECDSA = "ECDSA"
	// Schnorr签名算法，EDDSA的前身
	Schnorr = "Schnorr"
	// Schnorr环签名算法
	SchnorrRing = "SchnorrRing"
	// 多重签名算法
	MultiSig = "MultiSig"
)

定义签名中所包含的标记符的值，及其所对应的签名算法的类型

Variables

var (
	InvalidInputParamsError        = errors.New("Invalid input params")
	NotExactTheSameCurveInputError = errors.New("The private keys of all the keys are not using the the same curve")

	TooSmallNumOfkeysError = errors.New("The total num of keys should be greater than one")
	EmptyMessageError      = errors.New("Message to be sign should not be nil")
	InValidSignatureError  = errors.New("XuperSignature is invalid")
)

Functions

func MarshalXuperSignature

func MarshalXuperSignature(sig *XuperSignature) ([]byte, error)

Types

type ECDSASignature

type ECDSASignature struct {
	R, S *big.Int
}

ECDSA签名

type MultiSignature

type MultiSignature struct {
	S []byte
	R []byte
}

多重签名

type PublicKeyFactor

type PublicKeyFactor struct {
	X, Y *big.Int
}

type RingSignature

type RingSignature struct {
	CurveName string
	Members   []*PublicKeyFactor
	E         *big.Int
	S         []*big.Int
}

Schnorr环签名

type SchnorrSignature

type SchnorrSignature struct {
	E, S *big.Int
}

Schnorr签名，EDDSA的前身

type XuperSignature

type XuperSignature struct {
	SigType    string
	SigContent []byte
}

统一的签名结构