Struct k256::arithmetic::AffinePoint

pub struct AffinePoint { /* fields omitted */ }

This is supported on feature="arithmetic" only.

A point on the secp256k1 curve in affine coordinates.

Implementations

impl AffinePoint

pub fn generator() -> AffinePoint

This is supported on feature="arithmetic" only.

Returns the base point of SECP256k1.

pub fn from_pubkey(pubkey: &PublicKey) -> CtOption<Self>

This is supported on feature="arithmetic" only.

Attempts to parse the given PublicKey as an SEC-1-encoded AffinePoint.

Returns

None value if pubkey is not on the secp256k1 curve.

pub fn to_compressed_pubkey(&self) -> CompressedCurvePoint<Secp256k1>

This is supported on feature="arithmetic" only.

Returns the SEC-1 compressed encoding of this point.

pub fn to_uncompressed_pubkey(&self) -> UncompressedCurvePoint<Secp256k1>

This is supported on feature="arithmetic" only.

Returns the SEC-1 uncompressed encoding of this point.

Trait Implementations

impl<'_, '_> Add<&'_ AffinePoint> for &'_ ProjectivePoint

type Output = ProjectivePoint

The resulting type after applying the + operator.

fn add(self, other: &AffinePoint) -> ProjectivePoint

Performs the + operation.

impl<'_> Add<&'_ AffinePoint> for ProjectivePoint

type Output = ProjectivePoint

The resulting type after applying the + operator.

fn add(self, other: &AffinePoint) -> ProjectivePoint

Performs the + operation.

impl AddAssign<AffinePoint> for ProjectivePoint

fn add_assign(&mut self, rhs: AffinePoint)

Performs the += operation.

impl Clone for AffinePoint

fn clone(&self) -> AffinePoint

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl ConditionallySelectable for AffinePoint

fn conditional_select(
    a: &AffinePoint,
    b: &AffinePoint,
    choice: Choice
) -> AffinePoint

Select a or b according to choice.

fn conditional_assign(&mut self, other: &Self, choice: Choice)

Conditionally assign other to self, according to choice.

fn conditional_swap(a: &mut Self, b: &mut Self, choice: Choice)

Conditionally swap self and other if choice == 1; otherwise, reassign both unto themselves.

impl ConstantTimeEq for AffinePoint

fn ct_eq(&self, other: &AffinePoint) -> Choice

Determine if two items are equal.

impl Copy for AffinePoint

impl Debug for AffinePoint

fn fmt(&self, f: &mut Formatter) -> Result

Formats the value using the given formatter.

impl Eq for AffinePoint

impl From<AffinePoint> for ProjectivePoint

fn from(p: AffinePoint) -> Self

Performs the conversion.

impl Neg for AffinePoint

type Output = AffinePoint

The resulting type after applying the - operator.

fn neg(self) -> Self::Output

Performs the unary - operation.

impl PartialEq<AffinePoint> for AffinePoint

fn eq(&self, other: &AffinePoint) -> bool

This method tests for self and other values to be equal, and is used by ==.

#[must_use]fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

impl<'_, '_> Sub<&'_ AffinePoint> for &'_ ProjectivePoint

type Output = ProjectivePoint

The resulting type after applying the - operator.

fn sub(self, other: &AffinePoint) -> ProjectivePoint

Performs the - operation.

impl<'_> Sub<&'_ AffinePoint> for ProjectivePoint

type Output = ProjectivePoint

The resulting type after applying the - operator.

fn sub(self, other: &AffinePoint) -> ProjectivePoint

Performs the - operation.

impl SubAssign<AffinePoint> for ProjectivePoint

fn sub_assign(&mut self, rhs: AffinePoint)

Performs the -= operation.