ecdh

Documentation

Index

• func ECDH[P Point[P]](c *Curve[P], k *PrivateKey, peer *PublicKey) ([]byte, error)
• type Curve
  • func P224() *Curve[*nistec.P224Point]
  • func P256() *Curve[*nistec.P256Point]
  • func P384() *Curve[*nistec.P384Point]
  • func P521() *Curve[*nistec.P521Point]
• type Point
• type PrivateKey
  • func GenerateKey[P Point[P]](c *Curve[P], rand io.Reader) (*PrivateKey, error)
  • func NewPrivateKey[P Point[P]](c *Curve[P], key []byte) (*PrivateKey, error)
  • func (priv *PrivateKey) Bytes() []byte
  • func (priv *PrivateKey) PublicKey() *PublicKey
• type PublicKey
  • func NewPublicKey[P Point[P]](c *Curve[P], key []byte) (*PublicKey, error)
  • func (pub *PublicKey) Bytes() []byte

Functions

func ECDH

func ECDH[P Point[P]](c *Curve[P], k *PrivateKey, peer *PublicKey) ([]byte, error)

Types

type Curve

type Curve[P Point[P]] struct {
	N []byte
	// contains filtered or unexported fields
}

func P224

func P224() *Curve[*nistec.P224Point]

func P256

func P256() *Curve[*nistec.P256Point]

func P384

func P384() *Curve[*nistec.P384Point]

func P521

func P521() *Curve[*nistec.P521Point]

type Point

type Point[P any] interface {
	*nistec.P224Point | *nistec.P256Point | *nistec.P384Point | *nistec.P521Point
	Bytes() []byte
	BytesX() ([]byte, error)
	SetBytes([]byte) (P, error)
	ScalarMult(P, []byte) (P, error)
	ScalarBaseMult([]byte) (P, error)
}

Point is a generic constraint for the nistec Point types.

type PrivateKey

type PrivateKey struct {
	// contains filtered or unexported fields
}

func GenerateKey

func GenerateKey[P Point[P]](c *Curve[P], rand io.Reader) (*PrivateKey, error)

GenerateKey generates a new ECDSA private key pair for the specified curve.

func NewPrivateKey

func NewPrivateKey[P Point[P]](c *Curve[P], key []byte) (*PrivateKey, error)

func (*PrivateKey) Bytes

func (priv *PrivateKey) Bytes() []byte

func (*PrivateKey) PublicKey

func (priv *PrivateKey) PublicKey() *PublicKey

type PublicKey

type PublicKey struct {
	// contains filtered or unexported fields
}

func NewPublicKey

func NewPublicKey[P Point[P]](c *Curve[P], key []byte) (*PublicKey, error)

func (*PublicKey) Bytes

func (pub *PublicKey) Bytes() []byte