ecdsa

package

v1.0.0 Latest Latest Go to latest Published: Sep 23, 2023 License: BSD-3-Clause Imports: 4 Imported by: 3

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Package ecdsa implements ECDSA signature, suitable for OpenPGP, as specified in RFC 6637, section 5.

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func Sign(rand io.Reader, priv *PrivateKey, hash []byte) (r, s *big.Int, err error)

func Validate(priv *PrivateKey) error

func Verify(pub *PublicKey, hash []byte, r, s *big.Int) bool

type PrivateKey struct {
	PublicKey
	D *big.Int
}

func GenerateKey(rand io.Reader, c ecc.ECDSACurve) (priv *PrivateKey, err error)

func NewPrivateKey(key PublicKey) *PrivateKey

func (sk *PrivateKey) MarshalIntegerSecret() []byte

func (sk *PrivateKey) UnmarshalIntegerSecret(d []byte) error

type PublicKey struct {
	X, Y *big.Int
	// contains filtered or unexported fields
}

func NewPublicKey(curve ecc.ECDSACurve) *PublicKey

func (pk *PublicKey) GetCurve() ecc.ECDSACurve

func (pk *PublicKey) MarshalPoint() []byte

func (pk *PublicKey) UnmarshalPoint(p []byte) error