sm2

package

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Versions in this module

v0

v0.0.4

Feb 1, 2023

Changes in this version

+ func WriteSm2PrivToHex(key *PrivateKey) string

+ func WriteSm2PubToHex(key *PublicKey) string

type PrivateKey

+ func ReadSm2PrivFromHex(Dhex string) (*PrivateKey, error)

type PublicKey

+ func ReadSm2PubFromHex(Qhex string) (*PublicKey, error)

v0.0.3

Aug 17, 2022

v0.0.2

Aug 16, 2022

v0.0.1

Aug 16, 2022

Changes in this version

+ const C1C2C3

+ const C1C3C2

+ const ENCODING_ASN1

+ const ENCODING_PLAIN

+ const MarshalCompressed

+ const MarshalMixed

+ const MarshalUncompressed

+ var ASN1DecrypterOpts = &DecrypterOpts

+ var ASN1EncrypterOpts = &EncrypterOpts

+ func ASN1Ciphertext2Plain(ciphertext []byte, opts *EncrypterOpts) ([]byte, error)

+ func AdjustCiphertextSplicingOrder(ciphertext []byte, from, to ciphertextSplicingOrder) ([]byte, error)

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

+ func ConvertSM2Priv2ECPriv(sm2Priv *PrivateKey) (*ecdsa.PrivateKey, error)

+ func Decrypt(priv *PrivateKey, data []byte, opts *DecrypterOpts) ([]byte, error)

+ func DecryptAsn1(priv *PrivateKey, ciphertext []byte) ([]byte, error)

+ func DecryptDefault(priv *PrivateKey, ciphertext []byte) ([]byte, error)

+ func Encrypt(pub *PublicKey, data []byte, random io.Reader, opts *EncrypterOpts) ([]byte, error)

+ func EncryptAsn1(pub *PublicKey, data []byte, random io.Reader) ([]byte, error)

+ func EncryptDefault(pub *PublicKey, data []byte, random io.Reader) ([]byte, error)

+ func GenTables() — darwin/amd64, linux/amd64, windows/amd64

+ func IsSM2PublicKey(publicKey interface{}) bool

+ func P256Sm2() elliptic.Curve

+ func PlainCiphertext2ASN1(ciphertext []byte, from ciphertextSplicingOrder) ([]byte, error)

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

+ func SignASN1(rand io.Reader, priv *PrivateKey, hash []byte) ([]byte, error)

+ func SignASN1WithOpts(rand io.Reader, priv *PrivateKey, hash []byte, opts crypto.SignerOpts) ([]byte, error)

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

+ func SignWithZA(rand io.Reader, priv *PrivateKey, uid, msg []byte) (r, s *big.Int, err error)

+ func Sm2Sign(priv *PrivateKey, msg, uid []byte, random io.Reader) (r, s *big.Int, err error)

+ func Sm2Verify(pub *PublicKey, msg, uid []byte, r, s *big.Int) bool

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

+ func VerifyASN1(pub *PublicKey, msg, sig []byte) bool

+ func VerifyASN1WithoutZA(pub *PublicKey, hash, sig []byte) bool

+ func VerifyWithZA(pub *PublicKey, uid, msg []byte, r, s *big.Int) bool

+ type DecrypterOpts struct

+ CipherTextSplicingOrder ciphertextSplicingOrder

+ CiphertextEncoding ciphertextEncoding

+ func NewPlainDecrypterOpts(splicingOrder ciphertextSplicingOrder) *DecrypterOpts

+ type EncrypterOpts struct

+ CiphertextEncoding ciphertextEncoding

+ CiphertextSplicingOrder ciphertextSplicingOrder

+ PointMarshalMode pointMarshalMode

+ func NewPlainEncrypterOpts(marhsalMode pointMarshalMode, splicingOrder ciphertextSplicingOrder) *EncrypterOpts

+ type PrivateKey struct

+ D *big.Int

+ func ConvertECPriv2SM2Priv(ecPriv *ecdsa.PrivateKey) (*PrivateKey, error)

+ func GenerateKey(rand io.Reader) (*PrivateKey, error)

+ func (priv *PrivateKey) Decrypt(rand io.Reader, msg []byte, opts *DecrypterOpts) (plaintext []byte, err error)

+ func (priv *PrivateKey) DecryptAsn1(data []byte) ([]byte, 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)

+ func (priv *PrivateKey) SignWithZA(rand io.Reader, uid, msg []byte) ([]byte, error)

+ type PublicKey struct

+ X *big.Int

+ Y *big.Int

+ func (pub *PublicKey) Encrypt(rand io.Reader, msg []byte, opts *EncrypterOpts) (ciphertext []byte, err error)

+ func (pub *PublicKey) EncryptAsn1(data []byte, random io.Reader) ([]byte, error)

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

+ func (pub *PublicKey) Verify(msg []byte, sig []byte) bool

+ type SM2SignerOption struct

+ ForceZA bool

+ UID []byte

+ func DefaultSM2SignerOption() *SM2SignerOption

+ func NewSM2SignerOption(forceZA bool, uid []byte) *SM2SignerOption

+ func (*SM2SignerOption) HashFunc() crypto.Hash

+ type Signer interface

+ SignWithZA func(rand io.Reader, uid, msg []byte) ([]byte, error)

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