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Point

rings_core::ecc::group

Struct Point

pub struct Point<C: CurveGroup> { /* private fields */ }

Expand description

Generic group element for curve marker C.

Implementations§

impl<C: CurveGroup> Point<C>

pub fn new(inner: C::Point) -> Self

Build a group element from the curve-native point type.

pub fn as_inner(&self) -> &C::Point

Borrow the curve-native point type.

pub fn into_inner(self) -> C::Point

Unwrap into the curve-native point type.

Trait Implementations§

impl<C: CurveGroup> AbelianGroup for Point<C>

impl<C: CurveGroup> Add for Point<C>

type Output = Point<C>

The resulting type after applying the + operator.

fn add(self, rhs: Self) -> Self::Output

Performs the + operation. Read more

impl<C: CurveGroup> Clone for Point<C>

fn clone(&self) -> Self

Returns a duplicate of the value. Read more

1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more

impl<C> Copy for Point<C>
where C: CurveGroup, C::Point: Copy,

impl<C: CurveScalarField> CyclicModule for Point<C>

type Scalar = Scalar<C>

Scalar field for the module action.

fn generator() -> Self

Distinguished generator for the cyclic subgroup used by the algorithm.

fn generator_mul(scalar: &Self::Scalar) -> Self

Multiply the distinguished generator by a scalar.

fn random_scalar_with_rng(rng: &mut impl RngCore) -> Self::Scalar

Generate a fresh non-zero random scalar from an explicit RNG.

fn random_scalar() -> Self::Scalar

Generate a fresh non-zero random scalar from the default thread-local RNG.

impl<C: Debug + CurveGroup> Debug for Point<C>
where C::Point: Debug,

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

Formats the value using the given formatter. Read more

impl<C: CurveGroup> Eq for Point<C>

impl From<Affine> for Point<Secp256k1>

fn from(point: Affine) -> Self

Converts to this type from the input type.

impl From<Point<Bls12381G1>> for G1Projective

fn from(point: Point<Bls12381G1>) -> Self

Converts to this type from the input type.

impl From<Point<Ristretto255>> for RistrettoPoint

fn from(point: Point<Ristretto255>) -> Self

Converts to this type from the input type.

impl From<Point<Secp256k1>> for Affine

fn from(point: Point<Secp256k1>) -> Self

Converts to this type from the input type.

impl From<Point<Secp256r1>> for ProjectivePoint

fn from(point: Point<Secp256r1>) -> Self

Converts to this type from the input type.

impl From<Projective<<Config as Bls12Config>::G1Config>> for Point<Bls12381G1>

fn from(point: G1Projective) -> Self

Converts to this type from the input type.

impl From<ProjectivePoint<NistP256>> for Point<Secp256r1>

fn from(point: ProjectivePoint) -> Self

Converts to this type from the input type.

impl From<RistrettoPoint> for Point<Ristretto255>

fn from(point: RistrettoPoint) -> Self

Converts to this type from the input type.

impl<C: CurveScalarField> Module<Scalar<C>> for Point<C>

impl<C: CurveGroup> Mul<Scalar<C>> for Point<C>

type Output = Point<C>

The resulting type after applying the * operator.

fn mul(self, rhs: Scalar<C>) -> Self::Output

Performs the * operation. Read more

impl<C: CurveGroup> Neg for Point<C>

type Output = Point<C>

The resulting type after applying the - operator.

fn neg(self) -> Self::Output

Performs the unary - operation. Read more

impl<C: CurveGroup> PartialEq for Point<C>

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

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

1.0.0 (const: unstable) · Source§

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<C: CurveGroup> Sub for Point<C>

type Output = Point<C>

The resulting type after applying the - operator.

fn sub(self, rhs: Self) -> Self::Output

Performs the - operation. Read more

impl TryFrom<Point<Secp256k1>> for PublicKey<33>

type Error = Error

The type returned in the event of a conversion error.

fn try_from(point: Point<Secp256k1>) -> Result<Self>

Performs the conversion.

impl TryFrom<PublicKey<33>> for Point<Secp256k1>

type Error = Error

The type returned in the event of a conversion error.

fn try_from(public_key: PublicKey<33>) -> Result<Self>

Performs the conversion.

impl<C: CurveGroup> Zero for Point<C>

fn zero() -> Self

Return the additive identity.

fn is_zero(&self) -> bool

Return whether this value is the additive identity.

Auto Trait Implementations§

impl<C> Freeze for Point<C>
where <C as CurveGroup>::Point: Freeze,

impl<C> RefUnwindSafe for Point<C>
where <C as CurveGroup>::Point: RefUnwindSafe,

impl<C> Send for Point<C>
where <C as CurveGroup>::Point: Send,

impl<C> Sync for Point<C>
where <C as CurveGroup>::Point: Sync,

impl<C> Unpin for Point<C>
where <C as CurveGroup>::Point: Unpin,

impl<C> UnsafeUnpin for Point<C>
where <C as CurveGroup>::Point: UnsafeUnpin,

impl<C> UnwindSafe for Point<C>
where <C as CurveGroup>::Point: UnwindSafe,

Blanket Implementations§

impl<T> Any for T
where T: 'static + ?Sized,

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> ArchivePointee for T

type ArchivedMetadata = ()

The archived version of the pointer metadata for this type.

fn pointer_metadata( _: &<T as ArchivePointee>::ArchivedMetadata, ) -> <T as Pointee>::Metadata

Converts some archived metadata to the pointer metadata for itself.

impl<'a, T, E> AsTaggedExplicit<'a, E> for T
where T: 'a,

fn explicit(self, class: Class, tag: u32) -> TaggedParser<'a, Explicit, Self, E>

impl<'a, T, E> AsTaggedImplicit<'a, E> for T
where T: 'a,

fn implicit( self, class: Class, constructed: bool, tag: u32, ) -> TaggedParser<'a, Implicit, Self, E>

impl<T> Borrow<T> for T
where T: ?Sized,

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T
where T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<T> CloneToUninit for T
where T: Clone,

unsafe fn clone_to_uninit(&self, dest: *mut u8)

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

Performs copy-assignment from self to dest. Read more

impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more

impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more

impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more

impl<T> ErasedDestructor for T
where T: 'static,

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T> Instrument for T

fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more

fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

impl<T, U> Into<U> for T
where U: From<T>,

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

impl<T> IntoEither for T

fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

impl<T> LayoutRaw for T

fn layout_raw(_: <T as Pointee>::Metadata) -> Result<Layout, LayoutError>

Returns the layout of the type.

impl<T, N1, N2> Niching<NichedOption<T, N1>> for N2
where T: SharedNiching<N1, N2>, N1: Niching<T>, N2: Niching<T>,

unsafe fn is_niched(niched: *const NichedOption<T, N1>) -> bool

Returns whether the given value has been niched. Read more

fn resolve_niched(out: Place<NichedOption<T, N1>>)

Writes data to out indicating that a T is niched.

impl<T> Pointable for T

const ALIGN: usize

The alignment of pointer.

type Init = T

The type for initializers.

unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more

unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more

unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more

unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more

impl<T> Pointee for T

type Metadata = ()

The metadata type for pointers and references to this type.

impl<T> Same for T

type Output = T

Should always be Self

impl<T> ToOwned for T
where T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

impl<T, U> TryFrom<U> for T
where U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

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

Performs the conversion.

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.

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

Performs the conversion.

impl<V, T> VZip<V> for T
where V: MultiLane<T>,

fn vzip(self) -> V

impl<T> WithSubscriber for T

fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more

fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more