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fiat

packagestandard library
go1.25.5Latest Latest
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Published: Dec 2, 2025 License:BSD-3-ClauseImports:4Imported by:0

Details

Repository

cs.opensource.google/go/go

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Documentation

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

This section is empty.

Types

typeP224Element

type P224Element struct {// contains filtered or unexported fields}

P224Element is an integer modulo 2^224 - 2^96 + 1.

The zero value is a valid zero element.

func (*P224Element)Add

func (e *P224Element) Add(t1, t2 *P224Element) *P224Element

Add sets e = t1 + t2, and returns e.

func (*P224Element)Bytes

func (e *P224Element) Bytes() []byte

Bytes returns the 28-byte big-endian encoding of e.

func (*P224Element)Equal

func (e *P224Element) Equal(t *P224Element)int

Equal returns 1 if e == t, and zero otherwise.

func (*P224Element)Invert

func (e *P224Element) Invert(x *P224Element) *P224Element

Invert sets e = 1/x, and returns e.

If x == 0, Invert returns e = 0.

func (*P224Element)IsZero

func (e *P224Element) IsZero()int

IsZero returns 1 if e == 0, and zero otherwise.

func (*P224Element)Mul

func (e *P224Element) Mul(t1, t2 *P224Element) *P224Element

Mul sets e = t1 * t2, and returns e.

func (*P224Element)One

func (e *P224Element) One() *P224Element

One sets e = 1, and returns e.

func (*P224Element)Select

func (v *P224Element) Select(a, b *P224Element, condint) *P224Element

Select sets v to a if cond == 1, and to b if cond == 0.

func (*P224Element)Set

Set sets e = t, and returns e.

func (*P224Element)SetBytes

func (e *P224Element) SetBytes(v []byte) (*P224Element,error)

SetBytes sets e = v, where v is a big-endian 28-byte encoding, and returns e.If v is not 28 bytes or it encodes a value higher than 2^224 - 2^96 + 1,SetBytes returns nil and an error, and e is unchanged.

func (*P224Element)Square

func (e *P224Element) Square(t *P224Element) *P224Element

Square sets e = t * t, and returns e.

func (*P224Element)Sub

func (e *P224Element) Sub(t1, t2 *P224Element) *P224Element

Sub sets e = t1 - t2, and returns e.

typeP256Element

type P256Element struct {// contains filtered or unexported fields}

P256Element is an integer modulo 2^256 - 2^224 + 2^192 + 2^96 - 1.

The zero value is a valid zero element.

func (*P256Element)Add

func (e *P256Element) Add(t1, t2 *P256Element) *P256Element

Add sets e = t1 + t2, and returns e.

func (*P256Element)Bytes

func (e *P256Element) Bytes() []byte

Bytes returns the 32-byte big-endian encoding of e.

func (*P256Element)Equal

func (e *P256Element) Equal(t *P256Element)int

Equal returns 1 if e == t, and zero otherwise.

func (*P256Element)Invert

func (e *P256Element) Invert(x *P256Element) *P256Element

Invert sets e = 1/x, and returns e.

If x == 0, Invert returns e = 0.

func (*P256Element)IsZero

func (e *P256Element) IsZero()int

IsZero returns 1 if e == 0, and zero otherwise.

func (*P256Element)Mul

func (e *P256Element) Mul(t1, t2 *P256Element) *P256Element

Mul sets e = t1 * t2, and returns e.

func (*P256Element)One

func (e *P256Element) One() *P256Element

One sets e = 1, and returns e.

func (*P256Element)Select

func (v *P256Element) Select(a, b *P256Element, condint) *P256Element

Select sets v to a if cond == 1, and to b if cond == 0.

func (*P256Element)Set

Set sets e = t, and returns e.

func (*P256Element)SetBytes

func (e *P256Element) SetBytes(v []byte) (*P256Element,error)

SetBytes sets e = v, where v is a big-endian 32-byte encoding, and returns e.If v is not 32 bytes or it encodes a value higher than 2^256 - 2^224 + 2^192 + 2^96 - 1,SetBytes returns nil and an error, and e is unchanged.

func (*P256Element)Square

func (e *P256Element) Square(t *P256Element) *P256Element

Square sets e = t * t, and returns e.

func (*P256Element)Sub

func (e *P256Element) Sub(t1, t2 *P256Element) *P256Element

Sub sets e = t1 - t2, and returns e.

typeP384Element

type P384Element struct {// contains filtered or unexported fields}

P384Element is an integer modulo 2^384 - 2^128 - 2^96 + 2^32 - 1.

The zero value is a valid zero element.

func (*P384Element)Add

func (e *P384Element) Add(t1, t2 *P384Element) *P384Element

Add sets e = t1 + t2, and returns e.

func (*P384Element)Bytes

func (e *P384Element) Bytes() []byte

Bytes returns the 48-byte big-endian encoding of e.

func (*P384Element)Equal

func (e *P384Element) Equal(t *P384Element)int

Equal returns 1 if e == t, and zero otherwise.

func (*P384Element)Invert

func (e *P384Element) Invert(x *P384Element) *P384Element

Invert sets e = 1/x, and returns e.

If x == 0, Invert returns e = 0.

func (*P384Element)IsZero

func (e *P384Element) IsZero()int

IsZero returns 1 if e == 0, and zero otherwise.

func (*P384Element)Mul

func (e *P384Element) Mul(t1, t2 *P384Element) *P384Element

Mul sets e = t1 * t2, and returns e.

func (*P384Element)One

func (e *P384Element) One() *P384Element

One sets e = 1, and returns e.

func (*P384Element)Select

func (v *P384Element) Select(a, b *P384Element, condint) *P384Element

Select sets v to a if cond == 1, and to b if cond == 0.

func (*P384Element)Set

Set sets e = t, and returns e.

func (*P384Element)SetBytes

func (e *P384Element) SetBytes(v []byte) (*P384Element,error)

SetBytes sets e = v, where v is a big-endian 48-byte encoding, and returns e.If v is not 48 bytes or it encodes a value higher than 2^384 - 2^128 - 2^96 + 2^32 - 1,SetBytes returns nil and an error, and e is unchanged.

func (*P384Element)Square

func (e *P384Element) Square(t *P384Element) *P384Element

Square sets e = t * t, and returns e.

func (*P384Element)Sub

func (e *P384Element) Sub(t1, t2 *P384Element) *P384Element

Sub sets e = t1 - t2, and returns e.

typeP521Element

type P521Element struct {// contains filtered or unexported fields}

P521Element is an integer modulo 2^521 - 1.

The zero value is a valid zero element.

func (*P521Element)Add

func (e *P521Element) Add(t1, t2 *P521Element) *P521Element

Add sets e = t1 + t2, and returns e.

func (*P521Element)Bytes

func (e *P521Element) Bytes() []byte

Bytes returns the 66-byte big-endian encoding of e.

func (*P521Element)Equal

func (e *P521Element) Equal(t *P521Element)int

Equal returns 1 if e == t, and zero otherwise.

func (*P521Element)Invert

func (e *P521Element) Invert(x *P521Element) *P521Element

Invert sets e = 1/x, and returns e.

If x == 0, Invert returns e = 0.

func (*P521Element)IsZero

func (e *P521Element) IsZero()int

IsZero returns 1 if e == 0, and zero otherwise.

func (*P521Element)Mul

func (e *P521Element) Mul(t1, t2 *P521Element) *P521Element

Mul sets e = t1 * t2, and returns e.

func (*P521Element)One

func (e *P521Element) One() *P521Element

One sets e = 1, and returns e.

func (*P521Element)Select

func (v *P521Element) Select(a, b *P521Element, condint) *P521Element

Select sets v to a if cond == 1, and to b if cond == 0.

func (*P521Element)Set

Set sets e = t, and returns e.

func (*P521Element)SetBytes

func (e *P521Element) SetBytes(v []byte) (*P521Element,error)

SetBytes sets e = v, where v is a big-endian 66-byte encoding, and returns e.If v is not 66 bytes or it encodes a value higher than 2^521 - 1,SetBytes returns nil and an error, and e is unchanged.

func (*P521Element)Square

func (e *P521Element) Square(t *P521Element) *P521Element

Square sets e = t * t, and returns e.

func (*P521Element)Sub

func (e *P521Element) Sub(t1, t2 *P521Element) *P521Element

Sub sets e = t1 - t2, and returns e.

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