Trait bm::MerkleDB

pub trait MerkleDB: Default {
type Digest: Digest;
type Value: AsRef<[u8]> + Clone + Default;
    fn get(
        &self, 
        key: &IntermediateOf<Self>
    ) -> Option<(ValueOf<Self>, ValueOf<Self>)>;
    fn rootify(&mut self, key: &IntermediateOf<Self>);
    fn unrootify(&mut self, key: &IntermediateOf<Self>);
    fn insert(
        &mut self, 
        key: IntermediateOf<Self>, 
        value: (ValueOf<Self>, ValueOf<Self>)
    );
}

Traits for a merkle database.

Associated Types

type Digest: Digest

Hash function for merkle tree.

type Value: AsRef<[u8]> + Clone + Default

End value stored in this merkle database.

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Required methods

fn get(
    &self,
    key: &IntermediateOf<Self>
) -> Option<(ValueOf<Self>, ValueOf<Self>)>

Get an internal item by key.

fn rootify(&mut self, key: &IntermediateOf<Self>)

Rootify a key.

fn unrootify(&mut self, key: &IntermediateOf<Self>)

Unrootify a key.

fn insert(
    &mut self,
    key: IntermediateOf<Self>,
    value: (ValueOf<Self>, ValueOf<Self>)
)

Insert a new internal item.

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Implementors

impl<D: Digest, T: AsRef<[u8]> + Clone + Default> MerkleDB for InMemoryMerkleDB<D, T>

type Digest = D

type Value = T

fn get(
    &self,
    key: &GenericArray<u8, D::OutputSize>
) -> Option<(ValueOf<Self>, ValueOf<Self>)>

fn rootify(&mut self, key: &IntermediateOf<Self>)

fn unrootify(&mut self, key: &IntermediateOf<Self>)

fn insert(
    &mut self,
    key: IntermediateOf<Self>,
    value: (ValueOf<Self>, ValueOf<Self>)
)

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