Module exec

Expand description

Utility functions related to the current execution context or program execution flow.

This module also provides API for low-level async implementation.

Functions§

block_height: Get the current block height.
block_timestamp: Get the current block timestamp.
env_vars: Get current version of environment variables.
exit: Terminate the execution of a program.
gas_available: Get the current amount of gas available for execution.
leave: Break the current execution.
program_id: Return the identifier of the current program.
random: Get the random seed, along with the block number from which it is determinable by chain observers.
reply_depositNon-ethexe: Provide gas deposit from current message to handle reply message on given message id.
reserve_gasNon-ethexe: Reserve the amount of gas for further usage.
system_reserve_gasNon-ethexe: Reserve the amount of gas for system usage.
unreserve_gasNon-ethexe: Unreserve gas identified by ReservationId.
value_available: Get the total available value amount.
wait: Pause the current message handling.
wait_for: Same as wait, but delays handling for a specific number of blocks.
wait_up_to: Same as wait, but delays handling for the maximum number of blocks that can be paid for and doesn’t exceed the given duration.
wake: Resume previously paused message handling.
wake_delayed: Same as wake, but executes after the delay expressed in block count.