Struct cros_asyncv2::Event

pub struct Event {
    inner: Event,
}

An asynchronous version of a base::Event.

Fields

inner: Event

Implementations

impl Event

pub fn new() -> Result<Event>

Creates a new Event in an unsignaled state.

pub async fn next_val(&self) -> Result<u64>

Wait until the event is signaled.

Blocks until the internal counter for the Event reaches a nonzero value, at which point the internal counter for the Event is reset to 0 and the previous value is returned.

pub async fn notify(&self) -> Result<()>

Trigger the event, waking up any task that was blocked on it.

pub fn try_clone(&self) -> Result<Event>

Attempt to clone the Event.

If successful, the returned Event will have its own unique OS handle for the underlying event.

Trait Implementations

impl Debug for Event

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl TryFrom<Event> for Event

type Error = Error

The type returned in the event of a conversion error.

fn try_from(evt: Event) -> Result<Event>

Performs the conversion.