Trait sp_runtime::traits::Hash[−][src]

pub trait Hash: 'static + MaybeSerializeDeserialize + Debug + Clone + Eq + PartialEq + Hasher<Out = Self::Output> {
    type Output: Member + MaybeSerializeDeserialize + Debug + Hash + AsRef<[u8]> + AsMut<[u8]> + Copy + Default + Encode + Decode;
    fn ordered_trie_root(input: Vec<Vec<u8>>) -> Self::Output;

    fn trie_root(input: Vec<(Vec<u8>, Vec<u8>)>) -> Self::Output;

    fn hash(s: &[u8]) -> Self::Output { ... }

    fn hash_of<S: Encode>(s: &S) -> Self::Output { ... }
}

Abstraction around hashing

Associated Types

type Output: Member + MaybeSerializeDeserialize + Debug + Hash + AsRef<[u8]> + AsMut<[u8]> + Copy + Default + Encode + Decode[src]

The hash type produced.

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Required methods

fn ordered_trie_root(input: Vec<Vec<u8>>) -> Self::Output[src]

The ordered Patricia tree root of the given input.

fn trie_root(input: Vec<(Vec<u8>, Vec<u8>)>) -> Self::Output[src]

The Patricia tree root of the given mapping.

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Provided methods

fn hash(s: &[u8]) -> Self::Output[src]

Produce the hash of some byte-slice.

fn hash_of<S: Encode>(s: &S) -> Self::Output[src]

Produce the hash of some codec-encodable value.

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Implementors

impl Hash for BlakeTwo256[src]

type Output = H256

impl Hash for Keccak256[src]

type Output = H256

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