Struct massa_execution_worker::active_history::ActiveHistory

pub(crate) struct ActiveHistory(pub VecDeque<ExecutionOutput>);

Expand description

History of the outputs of recently executed slots. Slots should be consecutive, oldest at the beginning and latest at the back.

Tuple Fields§

§0: VecDeque<ExecutionOutput>

Implementations§

impl ActiveHistory

pub fn truncate_from(&mut self, slot: &Slot, thread_count: u8)

Remove slot and the slots after it from history

pub fn fetch_executed_op(&self, op_id: &OperationId) -> HistorySearchResult<()>

Lazily query (from end to beginning) the active list of executed ops to check if an op was executed.

Returns a HistorySearchResult.

pub fn fetch_executed_denunciation( &self, de_idx: &DenunciationIndex, ) -> HistorySearchResult<()>

Lazily query (from end to beginning) the active list of executed denunciations.

Returns a HistorySearchResult.

pub fn fetch_balance(&self, addr: &Address) -> HistorySearchResult<Amount>

Lazily query (from end to beginning) the active balance of an address after a given index.

Returns a HistorySearchResult.

pub fn fetch_bytecode(&self, addr: &Address) -> HistorySearchResult<Bytecode>

Lazily query (from end to beginning) the active bytecode of an address after a given index.

Returns a HistorySearchResult.

pub fn fetch_active_history_data_entry( &self, addr: &Address, key: &[u8], ) -> HistorySearchResult<Vec<u8>>

Lazily query (from end to beginning) the active datastore entry of an address after a given index.

Returns a HistorySearchResult.

pub fn fetch_roll_count(&self, addr: &Address) -> Option<u64>

Starting from the newest element in history, return the first existing roll change of addr.

§Arguments

addr: address to fetch the rolls from

pub fn get_all_deferred_credits_until(&self, slot: &Slot) -> DeferredCredits

Gets all the deferred credits that will be credited until a given slot (included)

pub(crate) fn get_address_deferred_credit_for( &self, addr: &Address, slot: &Slot, ) -> Option<Amount>

Gets the deferred credits for a given address that will be credited at a given slot

pub fn get_execution_trail_hash(&self) -> HistorySearchResult<Hash>

Gets the execution trail hash

pub fn get_slot_index(&self, slot: &Slot, thread_count: u8) -> SlotIndexPosition

Gets the index of a slot in history

pub fn find_cycle_indices( &self, cycle: u64, periods_per_cycle: u64, thread_count: u8, ) -> (Range<usize>, bool, bool)

Find the history range of a cycle

§Return value

Tuple with the following elements:

a range of indices
a boolean indicating that the cycle overflows before the beginning of history
a boolean indicating that the cycle overflows after the end of history

pub fn get_ops_exec_status(&self, batch: &[OperationId]) -> Vec<Option<bool>>

Get the execution statuses of a set of operations. Returns a list where each element is None if no execution was found for that op, or a boolean indicating whether the execution was successful (true) or had an error (false).

Trait Implementations§

impl Default for ActiveHistory

fn default() -> ActiveHistory

Returns the “default value” for a type. Read more

Auto Trait Implementations§

impl Freeze for ActiveHistory

impl RefUnwindSafe for ActiveHistory

impl Send for ActiveHistory

impl Sync for ActiveHistory

impl Unpin for ActiveHistory

impl UnwindSafe for ActiveHistory

Blanket Implementations§

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