Struct curve25519_dalek::edwards::SubgroupPoint

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pub struct SubgroupPoint(/* private fields */);
Available on crate feature group only.
Expand description

A SubgroupPoint represents a point on the Edwards form of Curve25519, that is guaranteed to be in the prime-order subgroup.

Trait Implementations§

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impl Add<&SubgroupPoint> for &EdwardsPoint

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type Output = EdwardsPoint

The resulting type after applying the + operator.
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fn add(self, other: &SubgroupPoint) -> EdwardsPoint

Performs the + operation. Read more
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impl Add<&SubgroupPoint> for &SubgroupPoint

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type Output = SubgroupPoint

The resulting type after applying the + operator.
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fn add(self, other: &SubgroupPoint) -> SubgroupPoint

Performs the + operation. Read more
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impl<'b> Add<&'b SubgroupPoint> for EdwardsPoint

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type Output = EdwardsPoint

The resulting type after applying the + operator.
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fn add(self, rhs: &'b SubgroupPoint) -> EdwardsPoint

Performs the + operation. Read more
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impl<'b> Add<&'b SubgroupPoint> for SubgroupPoint

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type Output = SubgroupPoint

The resulting type after applying the + operator.
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fn add(self, rhs: &'b SubgroupPoint) -> SubgroupPoint

Performs the + operation. Read more
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impl<'a> Add<SubgroupPoint> for &'a EdwardsPoint

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type Output = EdwardsPoint

The resulting type after applying the + operator.
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fn add(self, rhs: SubgroupPoint) -> EdwardsPoint

Performs the + operation. Read more
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impl<'a> Add<SubgroupPoint> for &'a SubgroupPoint

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type Output = SubgroupPoint

The resulting type after applying the + operator.
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fn add(self, rhs: SubgroupPoint) -> SubgroupPoint

Performs the + operation. Read more
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impl Add<SubgroupPoint> for EdwardsPoint

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type Output = EdwardsPoint

The resulting type after applying the + operator.
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fn add(self, rhs: SubgroupPoint) -> EdwardsPoint

Performs the + operation. Read more
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impl Add for SubgroupPoint

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type Output = SubgroupPoint

The resulting type after applying the + operator.
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fn add(self, rhs: SubgroupPoint) -> SubgroupPoint

Performs the + operation. Read more
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impl AddAssign<&SubgroupPoint> for EdwardsPoint

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fn add_assign(&mut self, rhs: &SubgroupPoint)

Performs the += operation. Read more
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impl AddAssign<&SubgroupPoint> for SubgroupPoint

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fn add_assign(&mut self, rhs: &SubgroupPoint)

Performs the += operation. Read more
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impl AddAssign<SubgroupPoint> for EdwardsPoint

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fn add_assign(&mut self, rhs: SubgroupPoint)

Performs the += operation. Read more
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impl AddAssign for SubgroupPoint

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fn add_assign(&mut self, rhs: SubgroupPoint)

Performs the += operation. Read more
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impl Clone for SubgroupPoint

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fn clone(&self) -> SubgroupPoint

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for SubgroupPoint

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

Formats the value using the given formatter. Read more
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impl From<SubgroupPoint> for EdwardsPoint

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fn from(p: SubgroupPoint) -> Self

Converts to this type from the input type.
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impl Group for SubgroupPoint

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type Scalar = Scalar

Scalars modulo the order of this group’s scalar field.
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fn random(rng: impl RngCore) -> Self

Returns an element chosen uniformly at random from the non-identity elements of this group. Read more
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fn identity() -> Self

Returns the additive identity, also known as the “neutral element”.
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fn generator() -> Self

Returns a fixed generator of the prime-order subgroup.
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fn is_identity(&self) -> Choice

Determines if this point is the identity.
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fn double(&self) -> Self

Doubles this element.
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impl GroupEncoding for SubgroupPoint

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type Repr = <EdwardsPoint as GroupEncoding>::Repr

The encoding of group elements. Read more
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fn from_bytes(bytes: &Self::Repr) -> CtOption<Self>

Attempts to deserialize a group element from its encoding.
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fn from_bytes_unchecked(bytes: &Self::Repr) -> CtOption<Self>

Attempts to deserialize a group element, not checking if the element is valid. Read more
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fn to_bytes(&self) -> Self::Repr

Converts this element into its byte encoding. This may or may not support encoding the identity.
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impl Mul<&Scalar> for &SubgroupPoint

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fn mul(self, scalar: &Scalar) -> SubgroupPoint

Scalar multiplication: compute scalar * self.

For scalar multiplication of a basepoint, EdwardsBasepointTable is approximately 4x faster.

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type Output = SubgroupPoint

The resulting type after applying the * operator.
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impl<'b> Mul<&'b Scalar> for SubgroupPoint

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type Output = SubgroupPoint

The resulting type after applying the * operator.
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fn mul(self, rhs: &'b Scalar) -> SubgroupPoint

Performs the * operation. Read more
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impl Mul<&SubgroupPoint> for &Scalar

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fn mul(self, point: &SubgroupPoint) -> SubgroupPoint

Scalar multiplication: compute scalar * self.

For scalar multiplication of a basepoint, EdwardsBasepointTable is approximately 4x faster.

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type Output = SubgroupPoint

The resulting type after applying the * operator.
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impl<'b> Mul<&'b SubgroupPoint> for Scalar

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type Output = SubgroupPoint

The resulting type after applying the * operator.
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fn mul(self, rhs: &'b SubgroupPoint) -> SubgroupPoint

Performs the * operation. Read more
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impl<'a> Mul<Scalar> for &'a SubgroupPoint

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type Output = SubgroupPoint

The resulting type after applying the * operator.
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fn mul(self, rhs: Scalar) -> SubgroupPoint

Performs the * operation. Read more
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impl Mul<Scalar> for SubgroupPoint

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type Output = SubgroupPoint

The resulting type after applying the * operator.
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fn mul(self, rhs: Scalar) -> SubgroupPoint

Performs the * operation. Read more
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impl<'a> Mul<SubgroupPoint> for &'a Scalar

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type Output = SubgroupPoint

The resulting type after applying the * operator.
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fn mul(self, rhs: SubgroupPoint) -> SubgroupPoint

Performs the * operation. Read more
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impl Mul<SubgroupPoint> for Scalar

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type Output = SubgroupPoint

The resulting type after applying the * operator.
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fn mul(self, rhs: SubgroupPoint) -> SubgroupPoint

Performs the * operation. Read more
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impl MulAssign<&Scalar> for SubgroupPoint

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fn mul_assign(&mut self, scalar: &Scalar)

Performs the *= operation. Read more
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impl MulAssign<Scalar> for SubgroupPoint

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fn mul_assign(&mut self, rhs: Scalar)

Performs the *= operation. Read more
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impl Neg for SubgroupPoint

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type Output = SubgroupPoint

The resulting type after applying the - operator.
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fn neg(self) -> Self::Output

Performs the unary - operation. Read more
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impl PartialEq for SubgroupPoint

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

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Sub<&SubgroupPoint> for &EdwardsPoint

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type Output = EdwardsPoint

The resulting type after applying the - operator.
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fn sub(self, other: &SubgroupPoint) -> EdwardsPoint

Performs the - operation. Read more
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impl Sub<&SubgroupPoint> for &SubgroupPoint

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type Output = SubgroupPoint

The resulting type after applying the - operator.
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fn sub(self, other: &SubgroupPoint) -> SubgroupPoint

Performs the - operation. Read more
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impl<'b> Sub<&'b SubgroupPoint> for EdwardsPoint

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type Output = EdwardsPoint

The resulting type after applying the - operator.
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fn sub(self, rhs: &'b SubgroupPoint) -> EdwardsPoint

Performs the - operation. Read more
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impl<'b> Sub<&'b SubgroupPoint> for SubgroupPoint

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type Output = SubgroupPoint

The resulting type after applying the - operator.
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fn sub(self, rhs: &'b SubgroupPoint) -> SubgroupPoint

Performs the - operation. Read more
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impl<'a> Sub<SubgroupPoint> for &'a EdwardsPoint

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type Output = EdwardsPoint

The resulting type after applying the - operator.
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fn sub(self, rhs: SubgroupPoint) -> EdwardsPoint

Performs the - operation. Read more
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impl<'a> Sub<SubgroupPoint> for &'a SubgroupPoint

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type Output = SubgroupPoint

The resulting type after applying the - operator.
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fn sub(self, rhs: SubgroupPoint) -> SubgroupPoint

Performs the - operation. Read more
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impl Sub<SubgroupPoint> for EdwardsPoint

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type Output = EdwardsPoint

The resulting type after applying the - operator.
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fn sub(self, rhs: SubgroupPoint) -> EdwardsPoint

Performs the - operation. Read more
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impl Sub for SubgroupPoint

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type Output = SubgroupPoint

The resulting type after applying the - operator.
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fn sub(self, rhs: SubgroupPoint) -> SubgroupPoint

Performs the - operation. Read more
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impl SubAssign<&SubgroupPoint> for EdwardsPoint

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fn sub_assign(&mut self, rhs: &SubgroupPoint)

Performs the -= operation. Read more
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impl SubAssign<&SubgroupPoint> for SubgroupPoint

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fn sub_assign(&mut self, rhs: &SubgroupPoint)

Performs the -= operation. Read more
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impl SubAssign<SubgroupPoint> for EdwardsPoint

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fn sub_assign(&mut self, rhs: SubgroupPoint)

Performs the -= operation. Read more
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impl SubAssign for SubgroupPoint

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fn sub_assign(&mut self, rhs: SubgroupPoint)

Performs the -= operation. Read more
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impl<T> Sum<T> for SubgroupPoint
where T: Borrow<SubgroupPoint>,

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fn sum<I>(iter: I) -> Self
where I: Iterator<Item = T>,

Takes an iterator and generates Self from the elements by “summing up” the items.
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impl Copy for SubgroupPoint

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impl Eq for SubgroupPoint

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impl PrimeGroup for SubgroupPoint

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impl StructuralPartialEq for SubgroupPoint

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Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference's “Type Layout” chapter for details on type layout guarantees.

Size: 160 bytes