Function sp_state_machine::read_range_proof_check_on_proving_backend [−][src]
pub fn read_range_proof_check_on_proving_backend<H>(
proving_backend: &TrieBackend<MemoryDB<H>, H>,
child_info: Option<&ChildInfo>,
prefix: Option<&[u8]>,
count: Option<u32>,
start_at: Option<&[u8]>
) -> Result<(Vec<(Vec<u8>, Vec<u8>)>, bool), Box<dyn Error>> where
H: Hasher,
H::Out: Ord + Codec,
Expand description
Check storage range proof on pre-created proving backend.
Returns a vector with the read key => value
pairs and a bool
that is set to true
when
all key => value
pairs could be read and no more are left.