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ExpandedKey

polyval::backend::intrinsics

Struct ExpandedKey 

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pub(crate) struct ExpandedKey {
    h1: FieldElement,
    d1: FieldElement,
    h2: FieldElement,
    d2: FieldElement,
    h3: FieldElement,
    d3: FieldElement,
    h4: FieldElement,
    d4: FieldElement,
}
Expand description

Precomputed key material for POLYVAL using R/F algorithm

Stores H and D values for each power, where D = swap(H) ⊕ (H0 × P1)

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§h1: FieldElement

H^1 packed as [h1_hi : h1_lo]

§d1: FieldElement

D^1 = computed from H^1

§h2: FieldElement

H^2

§d2: FieldElement

D^2

§h3: FieldElement

H^3

§d3: FieldElement

D^3

§h4: FieldElement

H^4

§d4: FieldElement

D^4

Trait Implementations§

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impl Clone for ExpandedKey

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fn clone(&self) -> ExpandedKey

Returns a duplicate of the value. Read more
1.0.0 · Source§

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

Performs copy-assignment from source. Read more
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impl Default for ExpandedKey

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fn default() -> ExpandedKey

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

Auto Trait Implementations§

Blanket Implementations§

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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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
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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fn into(self) -> U

Calls U::from(self).

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

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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.