ecies

Apr 4, 2019

Changes in this version

+ var DefaultCurve = ethcrypto.S256()

+ var ECIES_AES128_SHA256 = &ECIESParams

+ var ECIES_AES256_SHA256 = &ECIESParams

+ var ECIES_AES256_SHA384 = &ECIESParams

+ var ECIES_AES256_SHA512 = &ECIESParams

+ var ErrImport = fmt.Errorf("ecies: failed to import key")

+ var ErrInvalidCurve = fmt.Errorf("ecies: invalid elliptic curve")

+ var ErrInvalidMessage = fmt.Errorf("ecies: invalid message")

+ var ErrInvalidParams = fmt.Errorf("ecies: invalid ECIES parameters")

+ var ErrInvalidPublicKey = fmt.Errorf("ecies: invalid public key")

+ var ErrKeyDataTooLong = fmt.Errorf("ecies: can't supply requested key data")

+ var ErrSharedKeyIsPointAtInfinity = fmt.Errorf("ecies: shared key is point at infinity")

+ var ErrSharedKeyTooBig = fmt.Errorf("ecies: shared key params are too big")

+ var ErrSharedTooLong = fmt.Errorf("ecies: shared secret is too long")

+ var ErrUnsupportedECDHAlgorithm = fmt.Errorf("ecies: unsupported ECDH algorithm")

+ var ErrUnsupportedECIESParameters = fmt.Errorf("ecies: unsupported ECIES parameters")

+ func AddParamsForCurve(curve elliptic.Curve, params *ECIESParams)

+ func Encrypt(rand io.Reader, pub *PublicKey, m, s1, s2 []byte) (ct []byte, err error)

+ func MaxSharedKeyLength(pub *PublicKey) int

+ type ECIESParams struct

+ BlockSize int

+ Cipher func([]byte) (cipher.Block, error)

+ Hash func() hash.Hash

+ KeyLen int

+ func ParamsFromCurve(curve elliptic.Curve) (params *ECIESParams)

+ type PrivateKey struct

+ D *big.Int

+ func GenerateKey(rand io.Reader, curve elliptic.Curve, params *ECIESParams) (prv *PrivateKey, err error)

+ func ImportECDSA(prv *ecdsa.PrivateKey) *PrivateKey

+ func (prv *PrivateKey) Decrypt(c, s1, s2 []byte) (m []byte, err error)

+ func (prv *PrivateKey) ExportECDSA() *ecdsa.PrivateKey

+ func (prv *PrivateKey) GenerateShared(pub *PublicKey, skLen, macLen int) (sk []byte, err error)

+ type PublicKey struct

+ Params *ECIESParams

+ X *big.Int

+ Y *big.Int

+ func ImportECDSAPublic(pub *ecdsa.PublicKey) *PublicKey

+ func (pub *PublicKey) ExportECDSA() *ecdsa.PublicKey