Trait snarkvm_algorithms::traits::commitment::CommitmentScheme[−][src]

pub trait CommitmentScheme: Sized + Clone + From<Self::Parameters> {
    type Output: Clone + Debug + Default + Eq + Hash + ToBytes + FromBytes + Sync + Send;
    type Parameters: Clone + Debug + Eq + ToBytes + FromBytes;
    type Randomness: Clone + Debug + Default + Eq + UniformRand + ToBytes + FromBytes;
    fn setup<R: Rng>(r: &mut R) -> Self;

    fn commit(
        &self, 
        input: &[u8], 
        randomness: &Self::Randomness
    ) -> Result<Self::Output, CommitmentError>;

    fn parameters(&self) -> &Self::Parameters;
}

Associated Types

type Output: Clone + Debug + Default + Eq + Hash + ToBytes + FromBytes + Sync + Send[src]

type Parameters: Clone + Debug + Eq + ToBytes + FromBytes[src]

type Randomness: Clone + Debug + Default + Eq + UniformRand + ToBytes + FromBytes[src]

Required methods

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

fn commit(
    &self,
    input: &[u8],
    randomness: &Self::Randomness
) -> Result<Self::Output, CommitmentError>[src]

fn parameters(&self) -> &Self::Parameters[src]

Implementors

impl CommitmentScheme for Blake2sCommitment[src]

type Output = [u8; 32]

type Parameters = ()

type Randomness = [u8; 32]

fn setup<R: Rng>(_: &mut R) -> Self[src]

fn commit(
    &self,
    input: &[u8],
    randomness: &Self::Randomness
) -> Result<Self::Output, CommitmentError>[src]

fn parameters(&self) -> &Self::Parameters[src]

impl<G: Group + ProjectiveCurve, S: PedersenSize> CommitmentScheme for PedersenCompressedCommitment<G, S>[src]

fn commit(
    &self,
    input: &[u8],
    randomness: &Self::Randomness
) -> Result<Self::Output, CommitmentError>[src]

Returns the affine x-coordinate as the commitment.

type Output = <G::Affine as AffineCurve>::BaseField

type Parameters = PedersenCommitmentParameters<G, S>

type Randomness = <G as Group>::ScalarField

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

fn parameters(&self) -> &Self::Parameters[src]

impl<G: Group, S: PedersenSize> CommitmentScheme for PedersenCommitment<G, S>[src]

type Output = G

type Parameters = PedersenCommitmentParameters<G, S>

type Randomness = G::ScalarField

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

fn commit(
    &self,
    input: &[u8],
    randomness: &Self::Randomness
) -> Result<Self::Output, CommitmentError>[src]

fn parameters(&self) -> &Self::Parameters[src]