utils

package
Version: v1.0.0 Latest Latest
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Published: Feb 1, 2021 License: Apache-2.0 Imports: 6 Imported by: 0

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Constants

This section is empty.

Variables

This section is empty.

Functions

func GetCurveHalfOrdersAt

func GetCurveHalfOrdersAt(c elliptic.Curve) *big.Int

func IsLowS

func IsLowS(k *ecdsa.PublicKey, s *big.Int) (bool, error)

IsLow checks that s is a low-S

func MarshalECDSASignature

func MarshalECDSASignature(r, s *big.Int) ([]byte, error)

func SignatureToLowS

func SignatureToLowS(k *ecdsa.PublicKey, signature []byte) ([]byte, error)

func ToLowS

func ToLowS(k *ecdsa.PublicKey, s *big.Int) (*big.Int, error)

func UnmarshalECDSASignature

func UnmarshalECDSASignature(raw []byte) (*big.Int, *big.Int, error)

Types

type ECDSASignature

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

Source Files

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