Function ethereum::util::sec_trie_root

pub fn sec_trie_root<I, K, V>(input: I) -> H256 where
    I: IntoIterator<Item = (K, V)>,
    K: AsRef<[u8]>,
    V: AsRef<[u8]>, 

Generates a key-hashed (secure) trie root hash for a vector of key-value tuples.