Struct k256::ProjectivePoint[][src]

pub struct ProjectivePoint { /* fields omitted */ }
This is supported on crate feature arithmetic only.

A point on the secp256k1 curve in projective coordinates.

Implementations

impl ProjectivePoint[src]

pub const fn identity() -> ProjectivePoint[src]

Returns the additive identity of SECP256k1, also known as the “neutral element” or “point at infinity”.

pub fn generator() -> ProjectivePoint[src]

Returns the base point of SECP256k1.

pub fn to_affine(&self) -> AffinePoint[src]

Returns the affine representation of this point, or None if it is the identity.

pub fn double(&self) -> ProjectivePoint[src]

Doubles this point.

pub fn endomorphism(&self) -> Self[src]

Calculates SECP256k1 endomorphism: self * lambda.

Trait Implementations

impl Add<&'_ AffinePoint> for &ProjectivePoint[src]

type Output = ProjectivePoint

The resulting type after applying the + operator.

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

Performs the + operation. Read more

impl Add<&'_ AffinePoint> for ProjectivePoint[src]

type Output = ProjectivePoint

The resulting type after applying the + operator.

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

Performs the + operation. Read more

impl Add<&'_ ProjectivePoint> for &ProjectivePoint[src]

type Output = ProjectivePoint

The resulting type after applying the + operator.

fn add(self, other: &ProjectivePoint) -> ProjectivePoint[src]

Performs the + operation. Read more

impl Add<&'_ ProjectivePoint> for ProjectivePoint[src]

type Output = ProjectivePoint

The resulting type after applying the + operator.

fn add(self, other: &ProjectivePoint) -> ProjectivePoint[src]

Performs the + operation. Read more

impl Add<AffinePoint> for ProjectivePoint[src]

type Output = ProjectivePoint

The resulting type after applying the + operator.

fn add(self, other: AffinePoint) -> ProjectivePoint[src]

Performs the + operation. Read more

impl Add<ProjectivePoint> for ProjectivePoint[src]

type Output = ProjectivePoint

The resulting type after applying the + operator.

fn add(self, other: ProjectivePoint) -> ProjectivePoint[src]

Performs the + operation. Read more

impl AddAssign<&'_ AffinePoint> for ProjectivePoint[src]

fn add_assign(&mut self, rhs: &AffinePoint)[src]

Performs the += operation. Read more

impl AddAssign<&'_ ProjectivePoint> for ProjectivePoint[src]

fn add_assign(&mut self, rhs: &ProjectivePoint)[src]

Performs the += operation. Read more

impl AddAssign<AffinePoint> for ProjectivePoint[src]

fn add_assign(&mut self, rhs: AffinePoint)[src]

Performs the += operation. Read more

impl AddAssign<ProjectivePoint> for ProjectivePoint[src]

fn add_assign(&mut self, rhs: ProjectivePoint)[src]

Performs the += operation. Read more

impl Clone for ProjectivePoint[src]

fn clone(&self) -> ProjectivePoint[src]

Returns a copy of the value. Read more

fn clone_from(&mut self, source: &Self)1.0.0[src]

Performs copy-assignment from source. Read more

impl ConditionallySelectable for ProjectivePoint[src]

fn conditional_select(a: &Self, b: &Self, choice: Choice) -> Self[src]

Select a or b according to choice. Read more

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

Conditionally assign other to self, according to choice. Read more

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

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

impl ConstantTimeEq for ProjectivePoint[src]

fn ct_eq(&self, other: &Self) -> Choice[src]

Determine if two items are equal. Read more

impl Curve for ProjectivePoint[src]

type AffineRepr = AffinePoint

The affine representation for this elliptic curve.

fn to_affine(&self) -> AffinePoint[src]

Converts this element into its affine representation.

fn batch_normalize(p: &[Self], q: &mut [Self::AffineRepr])

Converts a batch of projective elements into affine elements. This function will panic if p.len() != q.len(). Read more

impl Debug for ProjectivePoint[src]

fn fmt(&self, f: &mut Formatter<'_>) -> Result[src]

Formats the value using the given formatter. Read more

impl Default for ProjectivePoint[src]

fn default() -> Self[src]

Returns the “default value” for a type. Read more

impl From<AffinePoint> for ProjectivePoint[src]

fn from(p: AffinePoint) -> Self[src]

Performs the conversion.

impl FromEncodedPoint<Secp256k1> for ProjectivePoint[src]

fn from_encoded_point(p: &EncodedPoint) -> Option<Self>[src]

Deserialize the type this trait is impl’d on from an EncodedPoint. Read more

impl Group for ProjectivePoint[src]

type Scalar = Scalar

Scalars modulo the order of this group’s scalar field.

fn random(rng: impl RngCore) -> Self[src]

Returns an element chosen uniformly at random from the non-identity elements of this group. Read more

fn identity() -> Self[src]

Returns the additive identity, also known as the “neutral element”.

fn generator() -> Self[src]

Returns a fixed generator of the prime-order subgroup.

fn is_identity(&self) -> Choice[src]

Determines if this point is the identity.

#[must_use]
fn double(&self) -> Self
[src]

Doubles this element.

impl Mul<&'_ Scalar> for &ProjectivePoint[src]

type Output = ProjectivePoint

The resulting type after applying the * operator.

fn mul(self, other: &Scalar) -> ProjectivePoint[src]

Performs the * operation. Read more

impl Mul<&'_ Scalar> for ProjectivePoint[src]

type Output = ProjectivePoint

The resulting type after applying the * operator.

fn mul(self, other: &Scalar) -> ProjectivePoint[src]

Performs the * operation. Read more

impl Mul<Scalar> for ProjectivePoint[src]

type Output = ProjectivePoint

The resulting type after applying the * operator.

fn mul(self, other: Scalar) -> ProjectivePoint[src]

Performs the * operation. Read more

impl MulAssign<&'_ Scalar> for ProjectivePoint[src]

fn mul_assign(&mut self, rhs: &Scalar)[src]

Performs the *= operation. Read more

impl MulAssign<Scalar> for ProjectivePoint[src]

fn mul_assign(&mut self, rhs: Scalar)[src]

Performs the *= operation. Read more

impl Neg for ProjectivePoint[src]

type Output = ProjectivePoint

The resulting type after applying the - operator.

fn neg(self) -> ProjectivePoint[src]

Performs the unary - operation. Read more

impl<'a> Neg for &'a ProjectivePoint[src]

type Output = ProjectivePoint

The resulting type after applying the - operator.

fn neg(self) -> ProjectivePoint[src]

Performs the unary - operation. Read more

impl PartialEq<ProjectivePoint> for ProjectivePoint[src]

fn eq(&self, other: &Self) -> bool[src]

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

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

This method tests for !=.

impl Sub<&'_ AffinePoint> for &ProjectivePoint[src]

type Output = ProjectivePoint

The resulting type after applying the - operator.

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

Performs the - operation. Read more

impl Sub<&'_ AffinePoint> for ProjectivePoint[src]

type Output = ProjectivePoint

The resulting type after applying the - operator.

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

Performs the - operation. Read more

impl Sub<&'_ ProjectivePoint> for &ProjectivePoint[src]

type Output = ProjectivePoint

The resulting type after applying the - operator.

fn sub(self, other: &ProjectivePoint) -> ProjectivePoint[src]

Performs the - operation. Read more

impl Sub<&'_ ProjectivePoint> for ProjectivePoint[src]

type Output = ProjectivePoint

The resulting type after applying the - operator.

fn sub(self, other: &ProjectivePoint) -> ProjectivePoint[src]

Performs the - operation. Read more

impl Sub<AffinePoint> for ProjectivePoint[src]

type Output = ProjectivePoint

The resulting type after applying the - operator.

fn sub(self, other: AffinePoint) -> ProjectivePoint[src]

Performs the - operation. Read more

impl Sub<ProjectivePoint> for ProjectivePoint[src]

type Output = ProjectivePoint

The resulting type after applying the - operator.

fn sub(self, other: ProjectivePoint) -> ProjectivePoint[src]

Performs the - operation. Read more

impl SubAssign<&'_ AffinePoint> for ProjectivePoint[src]

fn sub_assign(&mut self, rhs: &AffinePoint)[src]

Performs the -= operation. Read more

impl SubAssign<&'_ ProjectivePoint> for ProjectivePoint[src]

fn sub_assign(&mut self, rhs: &ProjectivePoint)[src]

Performs the -= operation. Read more

impl SubAssign<AffinePoint> for ProjectivePoint[src]

fn sub_assign(&mut self, rhs: AffinePoint)[src]

Performs the -= operation. Read more

impl SubAssign<ProjectivePoint> for ProjectivePoint[src]

fn sub_assign(&mut self, rhs: ProjectivePoint)[src]

Performs the -= operation. Read more

impl<'a> Sum<&'a ProjectivePoint> for ProjectivePoint[src]

fn sum<I: Iterator<Item = &'a ProjectivePoint>>(iter: I) -> Self[src]

Method which takes an iterator and generates Self from the elements by “summing up” the items. Read more

impl Sum<ProjectivePoint> for ProjectivePoint[src]

fn sum<I: Iterator<Item = Self>>(iter: I) -> Self[src]

Method which takes an iterator and generates Self from the elements by “summing up” the items. Read more

impl Copy for ProjectivePoint[src]

impl Eq for ProjectivePoint[src]

Auto Trait Implementations

Blanket Implementations

impl<T> Any for T where
    T: 'static + ?Sized
[src]

pub fn type_id(&self) -> TypeId[src]

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T where
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[src]

pub fn borrow(&self) -> &T[src]

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T where
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[src]

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Mutably borrows from an owned value. Read more

impl<T> ConditionallyNegatable for T where
    T: ConditionallySelectable,
    &'a T: for<'a> Neg,
    <&'a T as Neg>::Output == T, 
[src]

pub fn conditional_negate(&mut self, choice: Choice)[src]

Negate self if choice == Choice(1); otherwise, leave it unchanged. Read more

impl<T> Conv for T

fn conv<T>(self) -> T where
    Self: Into<T>, 

Converts self into T using Into<T>. Read more

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Converts self into a target type. Read more

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Causes self to use its Binary implementation when Debug-formatted.

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    Self: UpperHex

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Performs the conversion.

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[src]

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Performs the conversion.

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[src]

type Owned = T

The resulting type after obtaining ownership.

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pub fn clone_into(&self, target: &mut T)[src]

🔬 This is a nightly-only experimental API. (toowned_clone_into)

recently added

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    Self: TryInto<T>, 

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impl<T, U> TryFrom<U> for T where
    U: Into<T>, 
[src]

type Error = Infallible

The type returned in the event of a conversion error.

pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>[src]

Performs the conversion.

impl<T, U> TryInto<U> for T where
    U: TryFrom<T>, 
[src]

type Error = <U as TryFrom<T>>::Error

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pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>[src]

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