Struct pasta_curves::Ep
source · #[repr(C)]pub struct Ep { /* private fields */ }
Expand description
Represents a point in the projective coordinate space.
Implementations§
Trait Implementations§
source§impl<'b> AddAssign<&'b Ep> for Ep
impl<'b> AddAssign<&'b Ep> for Ep
source§fn add_assign(&mut self, rhs: &'b Ep)
fn add_assign(&mut self, rhs: &'b Ep)
Performs the
+=
operation. Read moresource§impl<'b> AddAssign<&'b EpAffine> for Ep
impl<'b> AddAssign<&'b EpAffine> for Ep
source§fn add_assign(&mut self, rhs: &'b EpAffine)
fn add_assign(&mut self, rhs: &'b EpAffine)
Performs the
+=
operation. Read moresource§impl AddAssign<Ep> for Ep
impl AddAssign<Ep> for Ep
source§fn add_assign(&mut self, rhs: Ep)
fn add_assign(&mut self, rhs: Ep)
Performs the
+=
operation. Read moresource§impl AddAssign<EpAffine> for Ep
impl AddAssign<EpAffine> for Ep
source§fn add_assign(&mut self, rhs: EpAffine)
fn add_assign(&mut self, rhs: EpAffine)
Performs the
+=
operation. Read moresource§impl CofactorGroup for Ep
impl CofactorGroup for Ep
§type Subgroup = Ep
type Subgroup = Ep
The large prime-order subgroup in which cryptographic operations are performed.
If
Self
implements PrimeGroup
, then Self::Subgroup
may be Self
.source§fn clear_cofactor(&self) -> Self
fn clear_cofactor(&self) -> Self
Maps
self
to the prime-order subgroup by multiplying this element by some
k
-multiple of the cofactor. Read moresource§fn into_subgroup(self) -> CtOption<Self::Subgroup>
fn into_subgroup(self) -> CtOption<Self::Subgroup>
Returns
self
if it is contained in the prime-order subgroup. Read moresource§fn is_torsion_free(&self) -> Choice
fn is_torsion_free(&self) -> Choice
Determines if this element is “torsion free”, i.e., is contained in the
prime-order subgroup. Read more
source§fn is_small_order(&self) -> Choice
fn is_small_order(&self) -> Choice
Determines if this element is of small order. Read more
source§impl ConditionallySelectable for Ep
impl ConditionallySelectable for Ep
source§impl ConstantTimeEq for Ep
impl ConstantTimeEq for Ep
source§impl Curve for Ep
impl Curve for Ep
§type AffineRepr = EpAffine
type AffineRepr = EpAffine
The affine representation for this elliptic curve.
source§fn batch_normalize(p: &[Self], q: &mut [Self::AffineRepr])
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()
.source§fn to_affine(&self) -> Self::AffineRepr
fn to_affine(&self) -> Self::AffineRepr
Converts this element into its affine representation.
source§impl CurveExt for Ep
Available on crate feature alloc
only.
impl CurveExt for Ep
Available on crate feature
alloc
only.source§fn endo(&self) -> Self
fn endo(&self) -> Self
Apply the curve endomorphism by multiplying the x-coordinate by an element of multiplicative order 3.
source§fn hash_to_curve<'a>(domain_prefix: &'a str) -> Box<dyn Fn(&[u8]) -> Self + 'a>
fn hash_to_curve<'a>(domain_prefix: &'a str) -> Box<dyn Fn(&[u8]) -> Self + 'a>
Requests a hasher that accepts messages and returns near-uniformly
distributed elements in the group, given domain prefix
domain_prefix
. Read moresource§fn new_jacobian(x: Self::Base, y: Self::Base, z: Self::Base) -> CtOption<Self>
fn new_jacobian(x: Self::Base, y: Self::Base, z: Self::Base) -> CtOption<Self>
Obtains a point given Jacobian coordinates $X : Y : Z$, failing
if the coordinates are not on the curve.
source§fn is_on_curve(&self) -> Choice
fn is_on_curve(&self) -> Choice
Returns whether or not this element is on the curve; should
always be true unless an “unchecked” API was used.
source§impl<'de> Deserialize<'de> for Ep
impl<'de> Deserialize<'de> for Ep
source§fn deserialize<D: Deserializer<'de>>(d: D) -> Result<Self, D::Error>
fn deserialize<D: Deserializer<'de>>(d: D) -> Result<Self, D::Error>
Deserialize this value from the given Serde deserializer. Read more
source§impl Group for Ep
impl Group for Ep
source§impl GroupEncoding for Ep
impl GroupEncoding for Ep
source§impl<'b> MulAssign<&'b Fq> for Ep
impl<'b> MulAssign<&'b Fq> for Ep
source§fn mul_assign(&mut self, rhs: &'b Fq)
fn mul_assign(&mut self, rhs: &'b Fq)
Performs the
*=
operation. Read moresource§impl MulAssign<Fq> for Ep
impl MulAssign<Fq> for Ep
source§fn mul_assign(&mut self, rhs: Fq)
fn mul_assign(&mut self, rhs: Fq)
Performs the
*=
operation. Read moresource§impl PartialEq<Ep> for Ep
impl PartialEq<Ep> for Ep
source§impl<'b> SubAssign<&'b Ep> for Ep
impl<'b> SubAssign<&'b Ep> for Ep
source§fn sub_assign(&mut self, rhs: &'b Ep)
fn sub_assign(&mut self, rhs: &'b Ep)
Performs the
-=
operation. Read moresource§impl<'b> SubAssign<&'b EpAffine> for Ep
impl<'b> SubAssign<&'b EpAffine> for Ep
source§fn sub_assign(&mut self, rhs: &'b EpAffine)
fn sub_assign(&mut self, rhs: &'b EpAffine)
Performs the
-=
operation. Read moresource§impl SubAssign<Ep> for Ep
impl SubAssign<Ep> for Ep
source§fn sub_assign(&mut self, rhs: Ep)
fn sub_assign(&mut self, rhs: Ep)
Performs the
-=
operation. Read moresource§impl SubAssign<EpAffine> for Ep
impl SubAssign<EpAffine> for Ep
source§fn sub_assign(&mut self, rhs: EpAffine)
fn sub_assign(&mut self, rhs: EpAffine)
Performs the
-=
operation. Read moresource§impl WnafGroup for Ep
Available on crate feature alloc
only.
impl WnafGroup for Ep
Available on crate feature
alloc
only.source§fn recommended_wnaf_for_num_scalars(num_scalars: usize) -> usize
fn recommended_wnaf_for_num_scalars(num_scalars: usize) -> usize
Recommends a wNAF window size given the number of scalars you intend to multiply
a base by. Always returns a number between 2 and 22, inclusive.
impl Copy for Ep
impl Eq for Ep
impl PrimeGroup for Ep
Auto Trait Implementations§
impl RefUnwindSafe for Ep
impl Send for Ep
impl Sync for Ep
impl Unpin for Ep
impl UnwindSafe for Ep
Blanket Implementations§
source§impl<T> ConditionallyNegatable for Twhere
T: ConditionallySelectable,
&'a T: for<'a> Neg<Output = T>,
impl<T> ConditionallyNegatable for Twhere T: ConditionallySelectable, &'a T: for<'a> Neg<Output = T>,
source§fn conditional_negate(&mut self, choice: Choice)
fn conditional_negate(&mut self, choice: Choice)
§impl<T> Conv for T
impl<T> Conv for T
§impl<T> FmtForward for T
impl<T> FmtForward for T
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Self: Binary,
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Causes
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Causes
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Debug
-formatted.§fn fmt_lower_exp(self) -> FmtLowerExp<Self>where
Self: LowerExp,
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Causes
self
to use its LowerExp
implementation when
Debug
-formatted.§fn fmt_lower_hex(self) -> FmtLowerHex<Self>where
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Causes
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Causes
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Causes
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&'a Self: for<'a> IntoIterator,
fn fmt_list(self) -> FmtList<Self>where &'a Self: for<'a> IntoIterator,
Formats each item in a sequence. Read more
§impl<T> Pipe for Twhere
T: ?Sized,
impl<T> Pipe for Twhere T: ?Sized,
§fn pipe<R>(self, func: impl FnOnce(Self) -> R) -> Rwhere
Self: Sized,
fn pipe<R>(self, func: impl FnOnce(Self) -> R) -> Rwhere Self: Sized,
Pipes by value. This is generally the method you want to use. Read more
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fn pipe_ref<'a, R>(&'a self, func: impl FnOnce(&'a Self) -> R) -> Rwhere R: 'a,
Borrows
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Mutably borrows
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