recoverable

package

v0.0.17 Latest Latest Go to latest Published: Jul 13, 2021 License: MIT Imports: 9 Imported by: 0

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var (
	ErrCurve  = errors.New("unsupport curve")
	ErrPubKey = errors.New("no valid solution for pubkey found")
)

ErrCurve .

func Recover(curve elliptic.Curve, sig *sign.Signature, hash []byte) (*ecdsa.PublicKey, bool, error)

Recover recover public key from sig and hash

func RecoverWithNonce(curve elliptic.Curve, sig *sign.Signature, hash []byte, nonce int) (*ecdsa.PublicKey, bool, error)

RecoverWithNonce .

func Sign(privateKey *ecdsa.PrivateKey, hash []byte, compressed bool) (*sign.Signature, error)

Sign .

func SignWithNonce(privateKey *ecdsa.PrivateKey, hash []byte, nonce int, compressed bool) (*sign.Signature, error)

SignWithNonce .

type Cofactor interface {
	H() int
}

Cofactor elliptic.CurveParams extend interface