Trait snarkvm_console_collections::kary_merkle_tree::PathHash

pub trait PathHash: Clone + Send + Sync {
    type Hash: Copy + Clone + Debug + Default + PartialEq + Eq + FromBytes + ToBytes + Send + Sync;

    // Required method
    fn hash_children(&self, children: &[Self::Hash]) -> Result<Self::Hash>;

    // Provided methods
    fn hash_empty<const ARITY: u8>(&self) -> Result<Self::Hash> { ... }
    fn hash_all_children(
        &self,
        child_nodes: &[Vec<Self::Hash>]
    ) -> Result<Vec<Self::Hash>> { ... }
}

A trait for a Merkle path hash function.

Required Associated Types

type Hash: Copy + Clone + Debug + Default + PartialEq + Eq + FromBytes + ToBytes + Send + Sync

Required Methods

fn hash_children(&self, children: &[Self::Hash]) -> Result<Self::Hash>

Returns the hash of the given child nodes.

Provided Methods

fn hash_empty<const ARITY: u8>(&self) -> Result<Self::Hash>

Returns the empty hash.

fn hash_all_children( &self, child_nodes: &[Vec<Self::Hash>] ) -> Result<Vec<Self::Hash>>

Returns the hash for each tuple of child nodes.

Object Safety

This trait is not object safe.

Implementations on Foreign Types

impl<E: Environment, const NUM_WINDOWS: u8, const WINDOW_SIZE: u8> PathHash for BHP<E, NUM_WINDOWS, WINDOW_SIZE>

fn hash_children(&self, children: &[Self::Hash]) -> Result<Self::Hash>

Returns the hash of the given child nodes.

type Hash = Field<E>

impl<E: Environment, const RATE: usize> PathHash for Poseidon<E, RATE>

fn hash_children(&self, children: &[Self::Hash]) -> Result<Self::Hash>

Returns the hash of the given child nodes.

type Hash = Field<E>

impl<const TYPE: u8, const VARIANT: usize> PathHash for Keccak<TYPE, VARIANT>

fn hash_children(&self, children: &[Self::Hash]) -> Result<Self::Hash>

Returns the hash of the given child nodes.

type Hash = BooleanHash<VARIANT>

Implementors