Trait exonum::storage::proof_map_index::ProofMapKey [] [src]

pub trait ProofMapKey: StorageKey { }

A trait that defines a subset of storage key types which are suitable for use with ProofMapIndex.

The size of the keys must be exactly 32 bytes and the keys must have a uniform distribution.

Implementations on Foreign Types

impl ProofMapKey for [u8; 32]
[src]

Implementors