secp256k1

package

v1.3.4 Latest Latest Go to latest Published: Feb 29, 2016 License: GPL-3.0 Imports: 5 Imported by: 0

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Repository

github.com/EarthDollar/go-earthdollar

Documentation ¶

Index ¶

Variables
func GenerateKeyPair() ([]byte, []byte)
func GeneratePubKey(seckey []byte) ([]byte, error)
func RecoverPubkey(msg []byte, sig []byte) ([]byte, error)
func Sign(msg []byte, seckey []byte) ([]byte, error)
func VerifySeckeyValidity(seckey []byte) error

Constants ¶

This section is empty.

Variables ¶

View Source

var (
	N     *big.Int
	HalfN *big.Int
)

holds ptr to secp256k1_context_struct (see secp256k1/include/secp256k1.h)

View Source

var (
	ErrInvalidMsgLen       = errors.New("invalid message length for signature recovery")
	ErrInvalidSignatureLen = errors.New("invalid signature length")
	ErrInvalidRecoveryID   = errors.New("invalid signature recovery id")
)

Functions ¶

func GenerateKeyPair ¶

func GenerateKeyPair() ([]byte, []byte)

func GeneratePubKey ¶

func GeneratePubKey(seckey []byte) ([]byte, error)

func RecoverPubkey ¶

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

RecoverPubkey returns the the public key of the signer. msg must be the 32-byte hash of the message to be signed. sig must be a 65-byte compact ECDSA signature containing the recovery id as the last element.

func Sign ¶

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

func VerifySeckeyValidity ¶

func VerifySeckeyValidity(seckey []byte) error

Types ¶

This section is empty.

Source Files ¶

View all Source files

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