bn256cgo

package

v0.1.1 Latest Latest Go to latest Published: Feb 8, 2015 License: BSD-3-Clause Imports: 6 Imported by: 0

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Repository

github.com/agl/pond

Links

Open Source Insights

Documentation ¶

Overview ¶

Package bn256cgo is a drop in replacement for the bn256 package from go.crypto.

It should be about 10x faster than the pure-Go version when run on an amd64 based system. It wraps a patched version of http://cryptojedi.org/crypto/#dclxvi.

See the original package for documentation.

[1] http://cryptojedi.org/papers/dclxvi-20100714.pdf

Index ¶

Variables
type G1
- func RandomG1(r io.Reader) (*big.Int, *G1, error)
type G2
- func RandomG2(r io.Reader) (*big.Int, *G2, error)
type GT
- func Pair(g1 *G1, g2 *G2) *GT

Constants ¶

This section is empty.

Variables ¶

View Source

var Order = bigFromBase10("65000549695646603732796438742359905742570406053903786389881062969044166799969")

Order is the number of elements in both G₁ and G₂: 36u⁴+36u³+18u³+6u+1.

Functions ¶

This section is empty.

Types ¶

type G1 ¶

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

func RandomG1 ¶

func RandomG1(r io.Reader) (*big.Int, *G1, error)

RandomG1 returns x and g₁ˣ where x is a random, non-zero number read from r.

func (*G1) Add ¶

func (e *G1) Add(a, b *G1) *G1

func (*G1) Marshal ¶

func (e *G1) Marshal() []byte

func (*G1) Neg ¶

func (e *G1) Neg(a *G1)

func (*G1) ScalarBaseMult ¶

func (e *G1) ScalarBaseMult(k *big.Int) *G1

func (*G1) ScalarMult ¶

func (e *G1) ScalarMult(base *G1, k *big.Int) *G1

func (*G1) String ¶

func (e *G1) String() string

func (*G1) Unmarshal ¶

func (e *G1) Unmarshal(m []byte) (*G1, bool)

type G2 ¶

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

func RandomG2 ¶

func RandomG2(r io.Reader) (*big.Int, *G2, error)

RandomG2 returns x and g₂ˣ where x is a random, non-zero number read from r.

func (*G2) Add ¶

func (e *G2) Add(a, b *G2) *G2

func (*G2) Marshal ¶

func (e *G2) Marshal() []byte

func (*G2) Neg ¶

func (e *G2) Neg(a *G2)

func (*G2) ScalarBaseMult ¶

func (e *G2) ScalarBaseMult(k *big.Int) *G2

func (*G2) ScalarMult ¶

func (e *G2) ScalarMult(base *G2, k *big.Int) *G2

func (*G2) String ¶

func (e *G2) String() string

func (*G2) Unmarshal ¶

func (e *G2) Unmarshal(m []byte) (*G2, bool)

type GT ¶

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

func Pair ¶

func Pair(g1 *G1, g2 *G2) *GT

func (*GT) Add ¶

func (e *GT) Add(a, b *GT) *GT

func (*GT) Marshal ¶

func (e *GT) Marshal() []byte

func (*GT) Neg ¶

func (e *GT) Neg(a *GT) *GT

func (*GT) ScalarMult ¶

func (e *GT) ScalarMult(base *GT, k *big.Int) *GT

func (*GT) String ¶

func (e *GT) String() string

func (*GT) Unmarshal ¶

func (e *GT) Unmarshal(m []byte) (*GT, bool)

Source Files ¶

View all Source files

bn256.go

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