Module ic_cdk::api

System API and low level functions for it.

Modules

call

APIs to make and manage calls in the canister.

stable

APIs to manage stable memory.

Functions

caller

Returns the caller of the current call.

canister_balance

Get the amount of funds available in the canister.

canister_balance128

Get the amount of funds available in the canister.

data_certificate

When called from a query call, returns the data certificate authenticating certified_data set by this canister.

id

Returns the canister id as a blob.

instruction_counter

Returns the number of instructions that the canister executed since the last entry point.

performance_counter

Get the value of specified performance counter.

print

Prints the given message.

set_certified_data

Sets the certified data of this canister.

time

Get current timestamp

trap

Traps with the given message.