Core

The scheduler: its entry points, durations, priorities and the interfaces exchanged with it.

Name	Description
`Functions and constants` functions	Free functions and constants of Core.
`Duration` struct	A span of time, counted in units of 100 nanoseconds.
`INotifyTaskStateChange` interface	Is told when a task has finished.
`IoCompletionRoutine` alias	Called for every completion packet of an associated handle.
`ISuspendCallback` interface	Receives the handle of the task that has just been suspended.
`ITask` interface	A unit of work the scheduler runs on one of its fibers.
`ITaskScheduler` interface	A scheduler: a set of OS threads that run tasks as fibers.
`ITaskSwitchPolicy` interface	Decides when a `SchedulerKind::TaskSwap` scheduler switches tasks.
`SchedulerInfo` struct	Parameters of `CreateTaskScheduler`.
`SchedulerKind` enum	Selects the scheduler implementation.
`SuspendedTaskEntry` struct	The bookkeeping of a task while it is suspended.
`TaskEntry` struct	The scheduler-owned bookkeeping of one task.
`TaskPriority` enum	Priority of a task.
`TaskTimerData` struct	Storage the core uses for timers.
`ThreadCallbackProc` alias	Called on each scheduler thread when it starts and when it exits.
`ThreadCallbackReason` enum	Tells a `ThreadCallbackProc` why it is called.
`YieldFlags` enum	Selects how `YieldTask` gives up the processor.