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eckcdsa

package

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Versions in this module

v1

v1.0.3030

Sep 1, 2024

v1.0.3029

Aug 28, 2024

Changes in this version

+ func PrivateKeyTo(key *PrivateKey) []byte

+ func PublicKeyTo(key *PublicKey) []byte

type PrivateKey

+ func NewPrivateKey(curve elliptic.Curve, k []byte) (*PrivateKey, error)

type PublicKey

+ func NewPublicKey(curve elliptic.Curve, k []byte) (*PublicKey, error)

v1.0.3028

Aug 28, 2024

Changes in this version

+ func SignBytes(rand io.Reader, priv *PrivateKey, h Hasher, data []byte) (sig []byte, err error)

+ func VerifyBytes(pub *PublicKey, h Hasher, data, sig []byte) bool

v1.0.3027

Aug 25, 2024

v1.0.3026

Aug 20, 2024

Changes in this version

+ var ErrInvalidSignerOpts = errors.New("go-cryptobin/eckcdsa: opts must be *SignerOpts")

+ func SignUsingK(k *big.Int, priv *PrivateKey, hashFunc Hasher, msg []byte) (r, s *big.Int, err error)

+ type Hasher = func() hash.Hash

type SignerOpts

+ func (opts *SignerOpts) GetHash() Hasher

v1.0.3025

Aug 15, 2024

v1.0.3023

Aug 14, 2024

v1.0.3022

Aug 13, 2024

Changes in this version

+ var ErrInvalidASN1 = errors.New("go-cryptobin/eckcdsa: invalid ASN.1")

+ var ErrInvalidInteger = errors.New("go-cryptobin/eckcdsa: invalid integer")

+ var ErrInvalidK = errors.New("go-cryptobin/eckcdsa: use another K")

+ var ErrParametersNotSetUp = errors.New("go-cryptobin/eckcdsa: parameters not set up before generating key")

+ func AddNamedCurve(curve elliptic.Curve, oid asn1.ObjectIdentifier)

+ func BitsToBytes(bits int) int

+ func MarshalECPrivateKey(key *PrivateKey) ([]byte, error)

+ func MarshalPrivateKey(key *PrivateKey) ([]byte, error)

+ func MarshalPublicKey(pub *PublicKey) ([]byte, error)

+ func NamedCurveFromOid(oid asn1.ObjectIdentifier) elliptic.Curve

+ func OidFromNamedCurve(curve elliptic.Curve) (asn1.ObjectIdentifier, bool)

+ func Sign(rand io.Reader, priv *PrivateKey, h hash.Hash, data []byte) (sig []byte, err error)

+ func SignToRS(rand io.Reader, priv *PrivateKey, h hash.Hash, msg []byte) (r, s *big.Int, err error)

+ func Verify(pub *PublicKey, h hash.Hash, data, sig []byte) bool

+ func VerifyWithRS(pub *PublicKey, h hash.Hash, data []byte, r, s *big.Int) bool

+ func XY(D *big.Int, c elliptic.Curve) (X, Y *big.Int)

+ type PrivateKey struct

+ D *big.Int

+ func GenerateKey(c elliptic.Curve, randReader io.Reader) (*PrivateKey, error)

+ func ParseECPrivateKey(der []byte) (*PrivateKey, error)

+ func ParsePrivateKey(derBytes []byte) (*PrivateKey, error)

+ func (priv *PrivateKey) Equal(x crypto.PrivateKey) bool

+ func (priv *PrivateKey) Public() crypto.PublicKey

+ func (priv *PrivateKey) Sign(rand io.Reader, digest []byte, opts crypto.SignerOpts) ([]byte, error)

+ type PublicKey struct

+ X *big.Int

+ Y *big.Int

+ func ParsePublicKey(derBytes []byte) (pub *PublicKey, err error)

+ func (pub *PublicKey) Equal(x crypto.PublicKey) bool

+ func (pub *PublicKey) Verify(msg, sign []byte, opts crypto.SignerOpts) bool

+ type SignerOpts struct

+ Hash crypto.Hash

+ func (opts *SignerOpts) HashFunc() crypto.Hash