math

package module

v0.0.2 Latest Latest Go to latest Published: Feb 21, 2023 License: Apache-2.0 Imports: 9 Imported by: 64

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Repository

github.com/IBM/mathlib

Links

Open Source Insights

README ¶

mathlib

Library to perform operations over elements of pairing-friendly elliptic curve groups

Documentation ¶

Constants ¶

This section is empty.

Variables ¶

View Source

var Curves []*Curve = []*Curve{
	{

		GenG1:      &G1{g1: (&amcl.Fp256bn{}).GenG1(), curveID: FP256BN_AMCL},
		GenG2:      &G2{g2: (&amcl.Fp256bn{}).GenG2(), curveID: FP256BN_AMCL},
		GenGt:      &Gt{gt: (&amcl.Fp256bn{}).GenGt(), curveID: FP256BN_AMCL},
		GroupOrder: &Zr{zr: (&amcl.Fp256bn{}).GroupOrder(), curveID: FP256BN_AMCL},
		FieldBytes: (&amcl.Fp256bn{}).FieldBytes(),
		// contains filtered or unexported fields
	},
	{

		GenG1:      &G1{g1: (&gurvy.Bn254{}).GenG1(), curveID: BN254},
		GenG2:      &G2{g2: (&gurvy.Bn254{}).GenG2(), curveID: BN254},
		GenGt:      &Gt{gt: (&gurvy.Bn254{}).GenGt(), curveID: BN254},
		GroupOrder: &Zr{zr: (&gurvy.Bn254{}).GroupOrder(), curveID: BN254},
		FieldBytes: (&gurvy.Bn254{}).FieldBytes(),
		// contains filtered or unexported fields
	},
	{

		GenG1:      &G1{g1: (&amcl.Fp256Miraclbn{}).GenG1(), curveID: FP256BN_AMCL_MIRACL},
		GenG2:      &G2{g2: (&amcl.Fp256Miraclbn{}).GenG2(), curveID: FP256BN_AMCL_MIRACL},
		GenGt:      &Gt{gt: (&amcl.Fp256Miraclbn{}).GenGt(), curveID: FP256BN_AMCL_MIRACL},
		GroupOrder: &Zr{zr: (&amcl.Fp256Miraclbn{}).GroupOrder(), curveID: FP256BN_AMCL_MIRACL},
		FieldBytes: (&amcl.Fp256Miraclbn{}).FieldBytes(),
		// contains filtered or unexported fields
	},
}

Functions ¶

This section is empty.

Types ¶

type Curve ¶

type Curve struct {
	GenG1      *G1
	GenG2      *G2
	GenGt      *Gt
	GroupOrder *Zr
	FieldBytes int
	// contains filtered or unexported fields
}

func (*Curve) FExp ¶

func (c *Curve) FExp(a *Gt) *Gt

func (*Curve) HashToG1 ¶

func (c *Curve) HashToG1(data []byte) *G1

func (*Curve) HashToZr ¶

func (c *Curve) HashToZr(data []byte) *Zr

func (*Curve) ModAdd ¶

func (c *Curve) ModAdd(a, b, m *Zr) *Zr

func (*Curve) ModMul ¶

func (c *Curve) ModMul(a1, b1, m *Zr) *Zr

func (*Curve) ModNeg ¶

func (c *Curve) ModNeg(a1, m *Zr) *Zr

func (*Curve) ModSub ¶

func (c *Curve) ModSub(a, b, m *Zr) *Zr

func (*Curve) NewG1 ¶

func (c *Curve) NewG1() *G1

func (*Curve) NewG1FromBytes ¶

func (c *Curve) NewG1FromBytes(b []byte) (p *G1, err error)

func (*Curve) NewG2 ¶

func (c *Curve) NewG2() *G2

func (*Curve) NewG2FromBytes ¶

func (c *Curve) NewG2FromBytes(b []byte) (p *G2, err error)

func (*Curve) NewGtFromBytes ¶

func (c *Curve) NewGtFromBytes(b []byte) (p *Gt, err error)

func (*Curve) NewRandomZr ¶

func (c *Curve) NewRandomZr(rng io.Reader) *Zr

func (*Curve) NewZrFromBytes ¶

func (c *Curve) NewZrFromBytes(b []byte) *Zr

func (*Curve) NewZrFromInt ¶

func (c *Curve) NewZrFromInt(i int64) *Zr

func (*Curve) Pairing ¶

func (c *Curve) Pairing(a *G2, b *G1) *Gt

func (*Curve) Pairing2 ¶

func (c *Curve) Pairing2(p *G2, q *G1, r *G2, s *G1) *Gt

func (*Curve) Rand ¶

func (c *Curve) Rand() (io.Reader, error)

type CurveID ¶

type CurveID int

const (
	FP256BN_AMCL CurveID = iota
	BN254
	FP256BN_AMCL_MIRACL
)

type G1 ¶

type G1 struct {
	// contains filtered or unexported fields
}

func (*G1) Add ¶

func (g *G1) Add(a *G1)

func (*G1) Bytes ¶

func (g *G1) Bytes() []byte

func (*G1) Clone ¶

func (g *G1) Clone(a *G1)

func (*G1) Copy ¶

func (g *G1) Copy() *G1

func (*G1) Equals ¶

func (g *G1) Equals(a *G1) bool

func (*G1) IsInfinity ¶

func (g *G1) IsInfinity() bool

func (*G1) MarshalJSON ¶

func (g *G1) MarshalJSON() ([]byte, error)

func (*G1) Mul ¶

func (g *G1) Mul(a *Zr) *G1

func (*G1) Mul2 ¶

func (g *G1) Mul2(e *Zr, Q *G1, f *Zr) *G1

func (*G1) String ¶

func (g *G1) String() string

func (*G1) Sub ¶

func (g *G1) Sub(a *G1)

func (*G1) UnmarshalJSON ¶

func (g *G1) UnmarshalJSON(raw []byte) error

type G2 ¶

type G2 struct {
	// contains filtered or unexported fields
}

func (*G2) Add ¶

func (g *G2) Add(a *G2)

func (*G2) Affine ¶

func (g *G2) Affine()

func (*G2) Bytes ¶

func (g *G2) Bytes() []byte

func (*G2) Clone ¶

func (g *G2) Clone(a *G2)

func (*G2) Copy ¶

func (g *G2) Copy() *G2

func (*G2) Equals ¶

func (g *G2) Equals(a *G2) bool

func (*G2) MarshalJSON ¶

func (g *G2) MarshalJSON() ([]byte, error)

func (*G2) Mul ¶

func (g *G2) Mul(a *Zr) *G2

func (*G2) String ¶

func (g *G2) String() string

func (*G2) Sub ¶

func (g *G2) Sub(a *G2)

func (*G2) UnmarshalJSON ¶

func (g *G2) UnmarshalJSON(raw []byte) error

type Gt ¶

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

func (*Gt) Bytes ¶

func (g *Gt) Bytes() []byte

func (*Gt) Equals ¶

func (g *Gt) Equals(a *Gt) bool

func (*Gt) Exp ¶

func (g *Gt) Exp(z *Zr) *Gt

func (*Gt) Inverse ¶

func (g *Gt) Inverse()

func (*Gt) IsUnity ¶

func (g *Gt) IsUnity() bool

func (*Gt) MarshalJSON ¶

func (g *Gt) MarshalJSON() ([]byte, error)

func (*Gt) Mul ¶

func (g *Gt) Mul(a *Gt)

func (*Gt) String ¶

func (g *Gt) String() string

func (*Gt) UnmarshalJSON ¶

func (g *Gt) UnmarshalJSON(raw []byte) error

type Zr ¶

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

func (*Zr) Bytes ¶

func (z *Zr) Bytes() []byte

func (*Zr) Clone ¶

func (z *Zr) Clone(a *Zr)

func (*Zr) Copy ¶

func (z *Zr) Copy() *Zr

func (*Zr) Equals ¶

func (z *Zr) Equals(a *Zr) bool

func (*Zr) Int ¶

func (z *Zr) Int() (int64, error)

func (*Zr) InvModP ¶

func (z *Zr) InvModP(a *Zr)

func (*Zr) MarshalJSON ¶

func (z *Zr) MarshalJSON() ([]byte, error)

func (*Zr) Mod ¶

func (z *Zr) Mod(a *Zr)

func (*Zr) Mul ¶

func (z *Zr) Mul(a *Zr) *Zr

func (*Zr) Plus ¶

func (z *Zr) Plus(a *Zr) *Zr

func (*Zr) PowMod ¶

func (z *Zr) PowMod(a *Zr) *Zr

func (*Zr) String ¶

func (z *Zr) String() string

func (*Zr) UnmarshalJSON ¶

func (z *Zr) UnmarshalJSON(raw []byte) error

Source Files ¶

View all Source files

Directories ¶

Path	Synopsis
driver
amcl
common
gurvy

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