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secp256k1

package

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Versions in this module

v1

v1.3.0

Jun 14, 2019

v1.2.0

Apr 24, 2019

v1.1.1

Mar 1, 2019

v1.1.0

Feb 1, 2019

v1.0.2

Jan 14, 2019

v1.0.1

Nov 30, 2018

v1.0.0

Nov 12, 2018

Changes in this version

+ var ErrInvalidKey = errors.New("invalid private key")

+ var ErrInvalidMsgLen = errors.New("invalid message length, need 32 bytes")

+ var ErrInvalidPubkey = errors.New("invalid public key")

+ var ErrInvalidRecoveryID = errors.New("invalid signature recovery id")

+ var ErrInvalidSignatureLen = errors.New("invalid signature length")

+ var ErrRecoverFailed = errors.New("recovery failed")

+ var ErrSignFailed = errors.New("signing failed")

+ func CompressPubkey(x, y *big.Int) []byte

+ func DecompressPubkey(pubkey []byte) (x, y *big.Int)

+ func RecoverPubkey(msg []byte, sig []byte) ([]byte, error)

+ func Sign(msg []byte, seckey []byte) ([]byte, error)

+ func VerifySignature(pubkey, msg, signature []byte) bool

+ type BitCurve struct

+ B *big.Int

+ BitSize int

+ Gx *big.Int

+ Gy *big.Int

+ N *big.Int

+ P *big.Int

+ func S256() *BitCurve

+ func (BitCurve *BitCurve) Add(x1, y1, x2, y2 *big.Int) (*big.Int, *big.Int)

+ func (BitCurve *BitCurve) Double(x1, y1 *big.Int) (*big.Int, *big.Int)

+ func (BitCurve *BitCurve) IsOnCurve(x, y *big.Int) bool

+ func (BitCurve *BitCurve) Marshal(x, y *big.Int) []byte

+ func (BitCurve *BitCurve) Params() *elliptic.CurveParams

+ func (BitCurve *BitCurve) ScalarBaseMult(k []byte) (*big.Int, *big.Int)

+ func (BitCurve *BitCurve) ScalarMult(Bx, By *big.Int, scalar []byte) (*big.Int, *big.Int)

+ func (BitCurve *BitCurve) Unmarshal(data []byte) (x, y *big.Int)