sm

Documentation

Index

• Variables
• func CBCDecrypt(key, iv, cipherText []byte) ([]byte, error)
• func CBCEncrypt(key, iv, plainText []byte) ([]byte, error)
• func CheckKey(p *PublicKey) bool
• func CheckScalar(p *PrivateKey) bool
• func Decrypt(p *PrivateKey, encryptedText []byte) ([]byte, error)
• func Encrypt(p *PublicKey, plainText []byte) ([]byte, error)
• func PrivateKeyToPem(priv *PrivateKey) ([]byte, error)
• func PublicKeyToPem(pub *PublicKey) ([]byte, error)
• func SetupKeyFactory(f KeyFactory)
• func Sign(random io.Reader, p *PrivateKey, message []byte) ([64]byte, error)
• func Sm3Sum(bts []byte) [32]byte
• func Verify(p *PublicKey, message []byte, sig [64]byte) bool
• type KeyFactory
• type PrivateKey
  • func AddPrivate(p, p1 *PrivateKey) (*PrivateKey, error)
  • func DeterministicHashDerive(p *PublicKey) *PrivateKey
  • func NewPrivateKey(rand io.Reader) *PrivateKey
  • func PrivateKeyFromBytes(key *[33]byte) (*PrivateKey, error)
  • func PrivateKeyFromInteger(d *big.Int) (*PrivateKey, error)
  • func PrivateKeyFromPem(pemBts []byte) (*PrivateKey, error)
  • func ScalarHash(p *PublicKey, outputIndex uint64) *PrivateKey
  • func (p *PrivateKey) Bytes() [33]byte
  • func (p *PrivateKey) PublicKey() *PublicKey
  • func (p *PrivateKey) String() string
• type PublicKey
  • func AddPublic(p, p1 *PublicKey) (*PublicKey, error)
  • func PublicKeyFromBytes(key *[33]byte) (*PublicKey, error)
  • func PublicKeyFromPem(pemBts []byte) (*PublicKey, error)
  • func ScalarMult(p *PrivateKey, pub *PublicKey) (*PublicKey, error)
  • func SubPublic(p, p1 *PublicKey) (*PublicKey, error)
  • func (p *PublicKey) Bytes() [33]byte
  • func (p *PublicKey) String() string

Variables

var (
	N, P, B  *big.Int
	Gnx, Gny *big.Int
)

Functions

func CBCDecrypt

func CBCDecrypt(key, iv, cipherText []byte) ([]byte, error)

func CBCEncrypt

func CBCEncrypt(key, iv, plainText []byte) ([]byte, error)

func CheckKey

func CheckKey(p *PublicKey) bool

func CheckScalar

func CheckScalar(p *PrivateKey) bool

func Decrypt

func Decrypt(p *PrivateKey, encryptedText []byte) ([]byte, error)

func Encrypt

func Encrypt(p *PublicKey, plainText []byte) ([]byte, error)

func PrivateKeyToPem

func PrivateKeyToPem(priv *PrivateKey) ([]byte, error)

func PublicKeyToPem

func PublicKeyToPem(pub *PublicKey) ([]byte, error)

func SetupKeyFactory

func SetupKeyFactory(f KeyFactory)

func Sign

func Sign(random io.Reader, p *PrivateKey, message []byte) ([64]byte, error)

func Sm3Sum

func Sm3Sum(bts []byte) [32]byte

func Verify

func Verify(p *PublicKey, message []byte, sig [64]byte) bool

Types

type KeyFactory

type KeyFactory interface {
	// sm2
	Sm2Sign(random io.Reader, p *PrivateKey, message []byte) (signature [64]byte, err error)
	Sm2Verify(pub *PublicKey, message []byte, signature [64]byte) bool
	Sm2Encrypt(random io.Reader, pub *PublicKey, msg []byte) ([]byte, error)
	Sm2Decrypt(p *PrivateKey, encryptedText []byte) (plainText []byte, err error)

	// sm3
	Sm3Sum(message []byte) (digest [32]byte)

	// sm4
	Sm4CBCEncrypt(key, iv, plainText []byte) ([]byte, error)
	Sm4CBCDecrypt(key, iv, cipherText []byte) ([]byte, error)
}

type PrivateKey

type PrivateKey struct {
	D *big.Int
	// contains filtered or unexported fields
}

func AddPrivate

func AddPrivate(p, p1 *PrivateKey) (*PrivateKey, error)

func DeterministicHashDerive

func DeterministicHashDerive(p *PublicKey) *PrivateKey

func NewPrivateKey

func NewPrivateKey(rand io.Reader) *PrivateKey

func PrivateKeyFromBytes

func PrivateKeyFromBytes(key *[33]byte) (*PrivateKey, error)

func PrivateKeyFromInteger

func PrivateKeyFromInteger(d *big.Int) (*PrivateKey, error)

func PrivateKeyFromPem

func PrivateKeyFromPem(pemBts []byte) (*PrivateKey, error)

func ScalarHash

func ScalarHash(p *PublicKey, outputIndex uint64) *PrivateKey

func (*PrivateKey) Bytes

func (p *PrivateKey) Bytes() [33]byte

func (*PrivateKey) PublicKey

func (p *PrivateKey) PublicKey() *PublicKey

func (*PrivateKey) String

func (p *PrivateKey) String() string

type PublicKey

type PublicKey struct {
	X, Y *big.Int
	// contains filtered or unexported fields
}

func AddPublic

func AddPublic(p, p1 *PublicKey) (*PublicKey, error)

func PublicKeyFromBytes

func PublicKeyFromBytes(key *[33]byte) (*PublicKey, error)

func PublicKeyFromPem

func PublicKeyFromPem(pemBts []byte) (*PublicKey, error)

func ScalarMult

func ScalarMult(p *PrivateKey, pub *PublicKey) (*PublicKey, error)

func SubPublic

func SubPublic(p, p1 *PublicKey) (*PublicKey, error)

func (*PublicKey) Bytes

func (p *PublicKey) Bytes() [33]byte

func (*PublicKey) String

func (p *PublicKey) String() string