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WaitItem

Struct WaitItem 

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pub struct WaitItem<'a> { /* private fields */ }
Expand description

A “wait item” containing a handle reference and information about what signals to wait on, and, on return from object_wait_many, which are pending.

Returned from wait_item() methods on handle newtypes.

ABI-compatible with zx_wait_item_t.

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impl<'a> WaitItem<'a>

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pub fn handle(&self) -> HandleRef<'a>

Returns a reference to the contained handle, if any.

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pub fn waiting_for(&self) -> Signals

Returns the signals that this WaitItem is asing the kernel to wait for.

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pub fn pending(&self) -> Signals

Returns the set of signals pending as written by object_wait_many.

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impl<'a> AsHandleRef for WaitItem<'a>

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fn as_handle_ref(&self) -> HandleRef<'a>

Get a reference to the handle. One important use of such a reference is for object_wait_many.
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impl<'a> Debug for WaitItem<'a>

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<'a> Freeze for WaitItem<'a>

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impl<'a> RefUnwindSafe for WaitItem<'a>

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impl<'a> Send for WaitItem<'a>

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impl<'a> Sync for WaitItem<'a>

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impl<'a> Unpin for WaitItem<'a>

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impl<'a> UnsafeUnpin for WaitItem<'a>

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impl<'a> UnwindSafe for WaitItem<'a>

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.