Module metering

metering is a middleware for tracking how many operators are executed in total and putting a limit on the total number of operators executed. The WebAssembly instance execution is stopped when the limit is reached.

Example

See the metering detailed and complete example.

Structs

FunctionMetering

The function-level metering middleware.

Metering

The module-level metering middleware.

MeteringGlobalIndexes 🔒

Enums

MeteringPoints

Represents the type of the metering points, either Remaining or Exhausted.

Functions

get_remaining_points

Get the remaining points in an [Instance].

is_accounting

Returns true if and only if the given operator is an accounting operator. Accounting operators do additional work to track the metering points.

set_remaining_points

Set the new provided remaining points in an [Instance].