Enum kqueue::EventData

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pub enum EventData {
    Vnode(Vnode),
    Proc(Proc),
    ReadReady(usize),
    WriteReady(usize),
    Signal(usize),
    Timer(usize),
    Error(Error),
}
Expand description

Event-specific data returned with the event.

Like much of this library, this is OS-specific. Check kqueue(2) for more details on your target OS.

Variants§

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Vnode(Vnode)

Data relating to Vnode events

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Proc(Proc)

Data relating to process events

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ReadReady(usize)

The returned number of bytes are ready for reading from the watched descriptor

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WriteReady(usize)

The file is ready for writing. On some files (like sockets, pipes, etc), the number of bytes in the write buffer will be returned.

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Signal(usize)

One of the watched signals fired. The number of times this signal was received is returned.

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Timer(usize)

One of the watched timers fired. The number of times this timer fired is returned.

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Error(Error)

Some error was received

Trait Implementations§

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impl Debug for EventData

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Any for Twhere 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 Twhere 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 Twhere 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 Twhere 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 Twhere 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 Twhere 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.