func P256OrdInverse(k []byte) ([]byte, error)
P224Point is a P224 point. The zero value is NOT valid.
type P224Point struct {
// contains filtered or unexported fields
}
func NewP224Point() *P224Point
NewP224Point returns a new P224Point representing the point at infinity point.
func (q *P224Point) Add(p1, p2 *P224Point) *P224Point
Add sets q = p1 + p2, and returns q. The points may overlap.
func (p *P224Point) Bytes() []byte
Bytes returns the uncompressed or infinity encoding of p, as specified in SEC 1, Version 2.0, Section 2.3.3. Note that the encoding of the point at infinity is shorter than all other encodings.
func (p *P224Point) BytesCompressed() []byte
BytesCompressed returns the compressed or infinity encoding of p, as specified in SEC 1, Version 2.0, Section 2.3.3. Note that the encoding of the point at infinity is shorter than all other encodings.
func (p *P224Point) BytesX() ([]byte, error)
BytesX returns the encoding of the x-coordinate of p, as specified in SEC 1, Version 2.0, Section 2.3.5, or an error if p is the point at infinity.
func (q *P224Point) Double(p *P224Point) *P224Point
Double sets q = p + p, and returns q. The points may overlap.
func (p *P224Point) ScalarBaseMult(scalar []byte) (*P224Point, error)
ScalarBaseMult sets p = scalar * B, where B is the canonical generator, and returns p.
func (p *P224Point) ScalarMult(q *P224Point, scalar []byte) (*P224Point, error)
ScalarMult sets p = scalar * q, and returns p.
func (q *P224Point) Select(p1, p2 *P224Point, cond int) *P224Point
Select sets q to p1 if cond == 1, and to p2 if cond == 0.
func (p *P224Point) Set(q *P224Point) *P224Point
Set sets p = q and returns p.
func (p *P224Point) SetBytes(b []byte) (*P224Point, error)
SetBytes sets p to the compressed, uncompressed, or infinity value encoded in b, as specified in SEC 1, Version 2.0, Section 2.3.4. If the point is not on the curve, it returns nil and an error, and the receiver is unchanged. Otherwise, it returns p.
func (p *P224Point) SetGenerator() *P224Point
SetGenerator sets p to the canonical generator and returns p.
P256Point is a P-256 point. The zero value should not be assumed to be valid (although it is in this implementation).
type P256Point struct {
// contains filtered or unexported fields
}
func NewP256Point() *P256Point
NewP256Point returns a new P256Point representing the point at infinity.
func (q *P256Point) Add(r1, r2 *P256Point) *P256Point
Add sets q = p1 + p2, and returns q. The points may overlap.
func (p *P256Point) Bytes() []byte
Bytes returns the uncompressed or infinity encoding of p, as specified in SEC 1, Version 2.0, Section 2.3.3. Note that the encoding of the point at infinity is shorter than all other encodings.
func (p *P256Point) BytesCompressed() []byte
BytesCompressed returns the compressed or infinity encoding of p, as specified in SEC 1, Version 2.0, Section 2.3.3. Note that the encoding of the point at infinity is shorter than all other encodings.
func (p *P256Point) BytesX() ([]byte, error)
BytesX returns the encoding of the x-coordinate of p, as specified in SEC 1, Version 2.0, Section 2.3.5, or an error if p is the point at infinity.
func (q *P256Point) Double(p *P256Point) *P256Point
Double sets q = p + p, and returns q. The points may overlap.
func (r *P256Point) ScalarBaseMult(scalar []byte) (*P256Point, error)
ScalarBaseMult sets r = scalar * generator, where scalar is a 32-byte big endian value, and returns r. If scalar is not 32 bytes long, ScalarBaseMult returns an error and the receiver is unchanged.
func (r *P256Point) ScalarMult(q *P256Point, scalar []byte) (*P256Point, error)
ScalarMult sets r = scalar * q, where scalar is a 32-byte big endian value, and returns r. If scalar is not 32 bytes long, ScalarBaseMult returns an error and the receiver is unchanged.
func (q *P256Point) Select(p1, p2 *P256Point, cond int) *P256Point
Select sets q to p1 if cond == 1, and to p2 if cond == 0.
func (p *P256Point) Set(q *P256Point) *P256Point
Set sets p = q and returns p.
func (p *P256Point) SetBytes(b []byte) (*P256Point, error)
SetBytes sets p to the compressed, uncompressed, or infinity value encoded in b, as specified in SEC 1, Version 2.0, Section 2.3.4. If the point is not on the curve, it returns nil and an error, and the receiver is unchanged. Otherwise, it returns p.
func (p *P256Point) SetGenerator() *P256Point
SetGenerator sets p to the canonical generator and returns p.
P384Point is a P384 point. The zero value is NOT valid.
type P384Point struct {
// contains filtered or unexported fields
}
func NewP384Point() *P384Point
NewP384Point returns a new P384Point representing the point at infinity point.
func (q *P384Point) Add(p1, p2 *P384Point) *P384Point
Add sets q = p1 + p2, and returns q. The points may overlap.
func (p *P384Point) Bytes() []byte
Bytes returns the uncompressed or infinity encoding of p, as specified in SEC 1, Version 2.0, Section 2.3.3. Note that the encoding of the point at infinity is shorter than all other encodings.
func (p *P384Point) BytesCompressed() []byte
BytesCompressed returns the compressed or infinity encoding of p, as specified in SEC 1, Version 2.0, Section 2.3.3. Note that the encoding of the point at infinity is shorter than all other encodings.
func (p *P384Point) BytesX() ([]byte, error)
BytesX returns the encoding of the x-coordinate of p, as specified in SEC 1, Version 2.0, Section 2.3.5, or an error if p is the point at infinity.
func (q *P384Point) Double(p *P384Point) *P384Point
Double sets q = p + p, and returns q. The points may overlap.
func (p *P384Point) ScalarBaseMult(scalar []byte) (*P384Point, error)
ScalarBaseMult sets p = scalar * B, where B is the canonical generator, and returns p.
func (p *P384Point) ScalarMult(q *P384Point, scalar []byte) (*P384Point, error)
ScalarMult sets p = scalar * q, and returns p.
func (q *P384Point) Select(p1, p2 *P384Point, cond int) *P384Point
Select sets q to p1 if cond == 1, and to p2 if cond == 0.
func (p *P384Point) Set(q *P384Point) *P384Point
Set sets p = q and returns p.
func (p *P384Point) SetBytes(b []byte) (*P384Point, error)
SetBytes sets p to the compressed, uncompressed, or infinity value encoded in b, as specified in SEC 1, Version 2.0, Section 2.3.4. If the point is not on the curve, it returns nil and an error, and the receiver is unchanged. Otherwise, it returns p.
func (p *P384Point) SetGenerator() *P384Point
SetGenerator sets p to the canonical generator and returns p.
P521Point is a P521 point. The zero value is NOT valid.
type P521Point struct {
// contains filtered or unexported fields
}
func NewP521Point() *P521Point
NewP521Point returns a new P521Point representing the point at infinity point.
func (q *P521Point) Add(p1, p2 *P521Point) *P521Point
Add sets q = p1 + p2, and returns q. The points may overlap.
func (p *P521Point) Bytes() []byte
Bytes returns the uncompressed or infinity encoding of p, as specified in SEC 1, Version 2.0, Section 2.3.3. Note that the encoding of the point at infinity is shorter than all other encodings.
func (p *P521Point) BytesCompressed() []byte
BytesCompressed returns the compressed or infinity encoding of p, as specified in SEC 1, Version 2.0, Section 2.3.3. Note that the encoding of the point at infinity is shorter than all other encodings.
func (p *P521Point) BytesX() ([]byte, error)
BytesX returns the encoding of the x-coordinate of p, as specified in SEC 1, Version 2.0, Section 2.3.5, or an error if p is the point at infinity.
func (q *P521Point) Double(p *P521Point) *P521Point
Double sets q = p + p, and returns q. The points may overlap.
func (p *P521Point) ScalarBaseMult(scalar []byte) (*P521Point, error)
ScalarBaseMult sets p = scalar * B, where B is the canonical generator, and returns p.
func (p *P521Point) ScalarMult(q *P521Point, scalar []byte) (*P521Point, error)
ScalarMult sets p = scalar * q, and returns p.
func (q *P521Point) Select(p1, p2 *P521Point, cond int) *P521Point
Select sets q to p1 if cond == 1, and to p2 if cond == 0.
func (p *P521Point) Set(q *P521Point) *P521Point
Set sets p = q and returns p.
func (p *P521Point) SetBytes(b []byte) (*P521Point, error)
SetBytes sets p to the compressed, uncompressed, or infinity value encoded in b, as specified in SEC 1, Version 2.0, Section 2.3.4. If the point is not on the curve, it returns nil and an error, and the receiver is unchanged. Otherwise, it returns p.
func (p *P521Point) SetGenerator() *P521Point
SetGenerator sets p to the canonical generator and returns p.
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