Trait ark_crypto_primitives::crh::CRH[−][src]

pub trait CRH {
    type Output: ToBytes + Clone + Eq + Debug + Hash + Default + CanonicalSerialize + CanonicalDeserialize;
    type Parameters: Clone + Default;

    const INPUT_SIZE_BITS: usize;

    fn setup<R: Rng>(r: &mut R) -> Result<Self::Parameters, Error>;
    fn evaluate(
        parameters: &Self::Parameters, 
        input: &[u8]
    ) -> Result<Self::Output, Error>;
}

Expand description

Interface to CRH. Note that in this release, while all implementations of CRH have fixed length, variable length CRH may also implement this trait in future.

Associated Types

type Output: ToBytes + Clone + Eq + Debug + Hash + Default + CanonicalSerialize + CanonicalDeserialize[src]

type Parameters: Clone + Default[src]

Associated Constants

const INPUT_SIZE_BITS: usize[src]

Required methods

fn setup<R: Rng>(r: &mut R) -> Result<Self::Parameters, Error>[src]

fn evaluate(
    parameters: &Self::Parameters, 
    input: &[u8]
) -> Result<Self::Output, Error>

[src]

Implementors

impl<C: ProjectiveCurve, I: InjectiveMap<C>, W: Window> CRH for PedersenCRHCompressor<C, I, W>[src]

const INPUT_SIZE_BITS: usize[src]

type Output = I::Output

type Parameters = Parameters<C>

fn setup<R: Rng>(rng: &mut R) -> Result<Self::Parameters, Error>[src]

fn evaluate(
    parameters: &Self::Parameters, 
    input: &[u8]
) -> Result<Self::Output, Error>

[src]

impl<C: ProjectiveCurve, W: Window> CRH for ark_crypto_primitives::crh::pedersen::CRH<C, W>[src]

const INPUT_SIZE_BITS: usize[src]

type Output = C::Affine

type Parameters = Parameters<C>

fn setup<R: Rng>(rng: &mut R) -> Result<Self::Parameters, Error>[src]

fn evaluate(
    parameters: &Self::Parameters, 
    input: &[u8]
) -> Result<Self::Output, Error>

[src]

impl<F: PrimeField, P: PoseidonRoundParams<F>> CRH for ark_crypto_primitives::crh::poseidon::CRH<F, P>[src]

const INPUT_SIZE_BITS: usize[src]

type Output = F

type Parameters = Poseidon<F, P>

fn setup<R: Rng>(_rng: &mut R) -> Result<Self::Parameters, Error>[src]

fn evaluate(
    parameters: &Self::Parameters, 
    input: &[u8]
) -> Result<Self::Output, Error>

[src]

impl<P: TEModelParameters, W: Window> CRH for ark_crypto_primitives::crh::bowe_hopwood::CRH<P, W>[src]

const INPUT_SIZE_BITS: usize[src]

type Output = TEProjective<P>

type Parameters = Parameters<P>

fn setup<R: Rng>(rng: &mut R) -> Result<Self::Parameters, Error>[src]

fn evaluate(
    parameters: &Self::Parameters, 
    input: &[u8]
) -> Result<Self::Output, Error>

[src]