Struct dalek_ff_group::RistrettoPoint

pub struct RistrettoPoint(pub RistrettoPoint);

Wrapper around the dalek Point type. For Ed25519, this is restricted to the prime subgroup.

Tuple Fields

0: RistrettoPoint

Methods from Deref<Target = DRistrettoPoint>

pub fn compress(&self) -> CompressedRistretto

Compress this point using the Ristretto encoding.

Trait Implementations

impl<'a> Add<&'a RistrettoPoint> for RistrettoPoint

type Output = RistrettoPoint

The resulting type after applying the + operator.

fn add(self, other: &'a RistrettoPoint) -> Self::Output

Performs the + operation.

impl Add for RistrettoPoint

type Output = RistrettoPoint

The resulting type after applying the + operator.

fn add(self, other: RistrettoPoint) -> Self::Output

Performs the + operation.

impl<'a> AddAssign<&'a RistrettoPoint> for RistrettoPoint

fn add_assign(&mut self, other: &'a RistrettoPoint)

Performs the += operation.

impl AddAssign for RistrettoPoint

fn add_assign(&mut self, other: RistrettoPoint)

Performs the += operation.

impl Borrow<RistrettoPoint> for &RistrettoPoint

fn borrow(&self) -> &DRistrettoPoint

Immutably borrows from an owned value.

impl Borrow<RistrettoPoint> for RistrettoPoint

fn borrow(&self) -> &DRistrettoPoint

Immutably borrows from an owned value.

impl Clone for RistrettoPoint

fn clone(&self) -> RistrettoPoint

Returns a copy of the value.

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

Performs copy-assignment from source.

impl ConditionallySelectable for RistrettoPoint

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

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 RistrettoPoint

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

Determine if two items are equal.

fn ct_ne(&self, other: &Self) -> Choice

Determine if two items are NOT equal.

impl Debug for RistrettoPoint

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

Formats the value using the given formatter.

impl Deref for RistrettoPoint

type Target = RistrettoPoint

The resulting type after dereferencing.

fn deref(&self) -> &Self::Target

Dereferences the value.

impl Group for RistrettoPoint

type Scalar = Scalar

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

fn random(rng: impl RngCore) -> Self

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

fn identity() -> Self

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

fn generator() -> Self

Returns a fixed generator of the prime-order subgroup.

fn is_identity(&self) -> Choice

Determines if this point is the identity.

fn double(&self) -> Self

Doubles this element.

impl GroupEncoding for RistrettoPoint

type Repr = [u8; 32]

The encoding of group elements.

fn from_bytes(bytes: &Self::Repr) -> CtOption<Self>

Attempts to deserialize a group element from its encoding.

fn from_bytes_unchecked(bytes: &Self::Repr) -> CtOption<Self>

Attempts to deserialize a group element, not checking if the element is valid.

fn to_bytes(&self) -> Self::Repr

Converts this element into its byte encoding. This may or may not support encoding the identity.

impl Hash for RistrettoPoint

fn hash<H: Hasher>(&self, state: &mut H)

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl<'a> Mul<&'a Scalar> for RistrettoPoint

type Output = RistrettoPoint

The resulting type after applying the * operator.

fn mul(self, other: &'a Scalar) -> Self::Output

Performs the * operation.

impl Mul<Scalar> for RistrettoPoint

type Output = RistrettoPoint

The resulting type after applying the * operator.

fn mul(self, other: Scalar) -> Self::Output

Performs the * operation.

impl<'a> MulAssign<&'a Scalar> for RistrettoPoint

fn mul_assign(&mut self, other: &'a Scalar)

Performs the *= operation.

impl MulAssign<Scalar> for RistrettoPoint

fn mul_assign(&mut self, other: Scalar)

Performs the *= operation.

impl Neg for RistrettoPoint

type Output = RistrettoPoint

The resulting type after applying the - operator.

fn neg(self) -> Self::Output

Performs the unary - operation.

impl PartialEq for RistrettoPoint

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

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl<'a> Sub<&'a RistrettoPoint> for RistrettoPoint

type Output = RistrettoPoint

The resulting type after applying the - operator.

fn sub(self, other: &'a RistrettoPoint) -> Self::Output

Performs the - operation.

impl Sub for RistrettoPoint

type Output = RistrettoPoint

The resulting type after applying the - operator.

fn sub(self, other: RistrettoPoint) -> Self::Output

Performs the - operation.

impl<'a> SubAssign<&'a RistrettoPoint> for RistrettoPoint

fn sub_assign(&mut self, other: &'a RistrettoPoint)

Performs the -= operation.

impl SubAssign for RistrettoPoint

fn sub_assign(&mut self, other: RistrettoPoint)

Performs the -= operation.

impl<'a> Sum<&'a RistrettoPoint> for RistrettoPoint

fn sum<I: Iterator<Item = &'a RistrettoPoint>>(iter: I) -> RistrettoPoint

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

impl Sum for RistrettoPoint

fn sum<I: Iterator<Item = RistrettoPoint>>(iter: I) -> RistrettoPoint

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

impl Zeroize for RistrettoPoint

fn zeroize(&mut self)

Zero out this object from memory using Rust intrinsics which ensure the zeroization operation is not “optimized away” by the compiler.

impl Copy for RistrettoPoint

impl Eq for RistrettoPoint

impl PrimeGroup for RistrettoPoint

impl StructuralPartialEq for RistrettoPoint

Layout

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