Type Alias evtimer_callback_t

pub type evtimer_callback_t = Option<unsafe extern "C" fn(_: *mut evtimer_event_t)>;

Aliased Type

enum evtimer_callback_t {
    None,
    Some(unsafe extern "C" fn(_: *mut evtimer_event)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(_: *mut evtimer_event))

Some value of type T.

Layout

Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference's “Type Layout” chapter for details on type layout guarantees.

Size: 4 bytes

Size for each variant:

• None: 0 bytes
• Some: 4 bytes