sm2

Jun 7, 2024

Changes in this version

+ var ErrInvalidSignature = errors.New("sm2: invalid signature")

+ func RecoverPublicKeysFromSM2Signature(hash, sig []byte) ([]*ecdsa.PublicKey, error)

Dec 15, 2023

Changes in this version

+ func NewPublicKey(key []byte) (*ecdsa.PublicKey, error)

type PrivateKey

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

+ func NewPrivateKeyFromInt(key *big.Int) (*PrivateKey, error)

Dec 13, 2023

Changes in this version

+ func CalculateSM2Hash(pub *ecdsa.PublicKey, data, uid []byte) ([]byte, error)

Mar 31, 2023

Changes in this version

+ var DefaultSM2SignerOpts = NewSM2SignerOption(true, nil)

Mar 16, 2023

Changes in this version

+ func MarshalEnvelopedPrivateKey(rand io.Reader, pub *ecdsa.PublicKey, tobeEnveloped *PrivateKey) ([]byte, error)

type PrivateKey

+ func ParseEnvelopedPrivateKey(priv *PrivateKey, enveloped []byte) (*PrivateKey, error)

Dec 13, 2022

Changes in this version

+ var ErrDecryption = errors.New("sm2: decryption error")

Nov 30, 2022

Changes in this version

+ func PublicKeyToECDH(k *ecdsa.PublicKey) (*ecdh.PublicKey, error)

type PrivateKey

+ func (k *PrivateKey) ECDH() (*ecdh.PrivateKey, error)

Aug 26, 2022

Changes in this version

type KeyExchange

+ func (ke *KeyExchange) Destroy()

Aug 14, 2022

Changes in this version

type KeyExchange

+ func (ke *KeyExchange) SetPeerParameters(peerPub *ecdsa.PublicKey, peerUID []byte) error

Jun 23, 2022

Changes in this version

+ type KeyExchange struct

+ func NewKeyExchange(priv *PrivateKey, peerPub *ecdsa.PublicKey, uid, peerUID []byte, keyLen int, ...) (ke *KeyExchange, err error)

+ func (ke *KeyExchange) ConfirmInitiator(s1 []byte) error

+ func (ke *KeyExchange) ConfirmResponder(rB *ecdsa.PublicKey, sB []byte) ([]byte, error)

+ func (ke *KeyExchange) GetSharedKey() []byte

+ func (ke *KeyExchange) InitKeyExchange(rand io.Reader) (*ecdsa.PublicKey, error)

+ func (ke *KeyExchange) RepondKeyExchange(rand io.Reader, rA *ecdsa.PublicKey) (*ecdsa.PublicKey, []byte, error)

Jun 6, 2022

Changes in this version

+ const MarshalHybrid

Jan 28, 2022

Changes in this version

type PrivateKey

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

Dec 3, 2021

Changes in this version

+ const ENCODING_ASN1

+ const ENCODING_PLAIN

+ var ASN1DecrypterOpts = &DecrypterOpts

+ var ASN1EncrypterOpts = &EncrypterOpts

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

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

+ func EncryptASN1(random io.Reader, pub *ecdsa.PublicKey, msg []byte) ([]byte, error)

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

type DecrypterOpts

+ CiphertextEncoding ciphertextEncoding

+ func NewPlainDecrypterOpts(splicingOrder ciphertextSplicingOrder) *DecrypterOpts

type EncrypterOpts

+ CiphertextEncoding ciphertextEncoding

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

Dec 2, 2021

Changes in this version

type EncrypterOpts

+ CiphertextSplicingOrder ciphertextSplicingOrder

Dec 2, 2021

Changes in this version

+ const C1C2C3

+ const C1C3C2

+ func AdjustCipherTextSplicingOrder(ciphertext []byte, from, to cipherTextSplicingOrder) ([]byte, error)

+ type DecrypterOpts struct

+ CipherTextSplicingOrder cipherTextSplicingOrder

+ func NewDecrypterOpts(splicingOrder cipherTextSplicingOrder) *DecrypterOpts

type EncrypterOpts

+ CipherTextSplicingOrder cipherTextSplicingOrder

+ func NewEncrypterOpts(marhsalMode pointMarshalMode, splicingOrder cipherTextSplicingOrder) *EncrypterOpts

Nov 4, 2021

Changes in this version

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

Jun 29, 2021

Changes in this version

+ func IsSM2PublicKey(publicKey interface{}) bool

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

+ func VerifyASN1(pub *ecdsa.PublicKey, hash, sig []byte) bool

+ func VerifyASN1WithSM2(pub *ecdsa.PublicKey, uid, msg, sig []byte) bool

+ type SM2SignerOption struct

+ ForceGMSign bool

+ UID []byte

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

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

Feb 16, 2021

Changes in this version

+ const MarshalCompressed

+ const MarshalMixed

+ const MarshalUncompressed

+ type EncrypterOpts struct

+ PointMarshalMode pointMarshalMode

type PrivateKey

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

+ func (priv *PrivateKey) FromECPrivateKey(key *ecdsa.PrivateKey) (*PrivateKey, error)

+ type Signer interface

+ SignWithSM2 func(rand io.Reader, uid, msg []byte) ([]byte, error)

Feb 13, 2021

Changes in this version

type PrivateKey

+ func (priv *PrivateKey) SignWithSM2(rand io.Reader, uid, msg []byte) ([]byte, error)

Feb 4, 2021

Changes in this version

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

+ func CheckSignature(c *x509.CertificateRequest) error

+ func CreateCertificateRequest(rand io.Reader, template *x509.CertificateRequest, priv interface{}) (csr []byte, err error)

+ func ParseCertificateRequest(asn1Data []byte) (*x509.CertificateRequest, error)

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

+ func SignWithSM2(rand io.Reader, priv *ecdsa.PrivateKey, uid, msg []byte) (r, s *big.Int, err error)

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

+ func VerifyWithSM2(pub *ecdsa.PublicKey, uid, msg []byte, r, s *big.Int) bool

+ type PrivateKey struct

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

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

Jan 20, 2021

Changes in this version

+ func Decrypt(priv *ecdsa.PrivateKey, ciphertext []byte) ([]byte, error)

+ func Encrypt(random io.Reader, pub *ecdsa.PublicKey, msg []byte) ([]byte, error)

+ func MarshalPKIXPublicKey(pub interface{}) ([]byte, error)

+ func P256() elliptic.Curve

+ func ParsePKIXPublicKey(derBytes []byte) (interface{}, error)