Struct exclusion_merkle_cbt::ExclusionCBMT

pub struct ExclusionCBMT<K, V, H, M> { /* fields omitted */ }

A helper struct to build data structure for verifing the exclusion of keys

• range leaves
• merkle root
• merkle tree
• merkle proof

Implementations

impl<K, V, H, M> ExclusionCBMT<K, V, H, M> where
    K: Ord + AsRef<[u8]> + Clone,
    V: AsRef<[u8]> + Default + Clone,
    H: Hasher + Default,
    M: Merge<Item = H256>, 

pub fn build_range_leaves(raw_leaves: &[Leaf<K, V>]) -> Vec<RangeLeaf<K, V, H>>

Build range leaves by raw leaves

pub fn compute_root(raw_leaves: &[Leaf<K, V>]) -> H256

Build merkle root

pub fn build_tree(raw_leaves: &[Leaf<K, V>]) -> MerkleTree<H256, M>

Build merkle tree

pub fn build_proof<'a>(
    raw_leaves: &[Leaf<K, V>],
    excluded_keys: &'a [K]
) -> Result<(ExclusionMerkleProof<M>, Vec<RangeLeaf<K, V, H>>), Error<'a, K>>

Build proof by excluded_keys

pub fn build_proof_by_indices<'a>(
    raw_leaves: &[Leaf<K, V>],
    indices: &[u32]
) -> Result<ExclusionMerkleProof<M>, Error<'a, K>>

Build merkle proof

Trait Implementations

impl<K: Default, V: Default, H: Default, M: Default> Default for ExclusionCBMT<K, V, H, M>

fn default() -> ExclusionCBMT<K, V, H, M>

Returns the “default value” for a type.