jf_poseidon2::crhf

Struct VariableLenPoseidon2Hash

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pub struct VariableLenPoseidon2Hash<F, S, const OUTPUT_SIZE: usize>
where
    F: PrimeField + Unit,
    S: Sponge<U = F>,
{ /* private fields */ }
Expand description

Sponge-based CRHF where the Sponge uses Poseidon2 permutation, with variable-length input

Trait Implementations§

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impl<F, S, const OUT: usize> CRHF for VariableLenPoseidon2Hash<F, S, OUT>
where F: PrimeField + Unit, S: Sponge<U = F>,

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type Input = [F]

Input to the CRHF, allowed to be dynamically sized
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type Output = [F; OUT]

Output of the CRHF
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type Error = Poseidon2Error

Error type
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fn evaluate<T: Borrow<Self::Input>>( input: T, ) -> Result<Self::Output, Self::Error>

evaluate inputs and return hash output
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impl<F, S, const OUTPUT_SIZE: usize> Clone for VariableLenPoseidon2Hash<F, S, OUTPUT_SIZE>
where F: PrimeField + Unit + Clone, S: Sponge<U = F> + Clone,

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fn clone(&self) -> VariableLenPoseidon2Hash<F, S, OUTPUT_SIZE>

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<F, S, const OUTPUT_SIZE: usize> Debug for VariableLenPoseidon2Hash<F, S, OUTPUT_SIZE>
where F: PrimeField + Unit + Debug, S: Sponge<U = F> + Debug,

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<F, S, const OUTPUT_SIZE: usize> Freeze for VariableLenPoseidon2Hash<F, S, OUTPUT_SIZE>

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impl<F, S, const OUTPUT_SIZE: usize> RefUnwindSafe for VariableLenPoseidon2Hash<F, S, OUTPUT_SIZE>
where F: RefUnwindSafe, S: RefUnwindSafe,

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impl<F, S, const OUTPUT_SIZE: usize> Send for VariableLenPoseidon2Hash<F, S, OUTPUT_SIZE>
where S: Send,

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impl<F, S, const OUTPUT_SIZE: usize> Sync for VariableLenPoseidon2Hash<F, S, OUTPUT_SIZE>
where S: Sync,

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impl<F, S, const OUTPUT_SIZE: usize> Unpin for VariableLenPoseidon2Hash<F, S, OUTPUT_SIZE>
where F: Unpin, S: Unpin,

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impl<F, S, const OUTPUT_SIZE: usize> UnwindSafe for VariableLenPoseidon2Hash<F, S, OUTPUT_SIZE>
where F: UnwindSafe, S: UnwindSafe,

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> IntoEither for T

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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
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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
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impl<T> Pointable for T

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const ALIGN: usize

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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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.
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V