# Struct miri::shims::unix::linux::epoll::Epoll

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    struct Epoll {
        file_descriptors: FxHashMap<i32, EpollEvent>,
    }

Expand description

An `Epoll` file descriptor connects file handles and epoll events

## Fields§

§`file_descriptors: FxHashMap<i32, EpollEvent>`

The file descriptors we are watching, and what we are watching for.

## Trait Implementations§

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### impl Clone for Epoll

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#### fn clone(&self) -> Epoll

Returns a copy of the value. Read more
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#### fn clone_from(&mut self, source: &Self)

Performs copy-assignment from `source`. Read more
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### impl Debug for Epoll

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

Formats the value using the given formatter. Read more
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### impl Default for Epoll

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#### fn default() -> Epoll

Returns the “default value” for a type. Read more
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### impl FileDescription for Epoll

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#### fn name(&self) -> &'static str

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#### fn close<'tcx>( self: Box<Self>, _communicate_allowed: bool, ) -> InterpResult<'tcx, Result<()>>

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#### fn read<'tcx>( &mut self, _communicate_allowed: bool, _bytes: &mut [u8], _ecx: &mut MiriInterpCx<'tcx>, ) -> InterpResult<'tcx, Result<usize>>

Reads as much as possible into the given buffer, and returns the number of bytes read.
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#### fn write<'tcx>( &mut self, _communicate_allowed: bool, _bytes: &[u8], _ecx: &mut MiriInterpCx<'tcx>, ) -> InterpResult<'tcx, Result<usize>>

Writes as much as possible from the given buffer, and returns the number of bytes written.
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#### fn seek<'tcx>( &mut self, _communicate_allowed: bool, _offset: SeekFrom, ) -> InterpResult<'tcx, Result<u64>>

Seeks to the given offset (which can be relative to the beginning, end, or current position). Returns the new position from the start of the stream.
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#### fn is_tty(&self, _communicate_allowed: bool) -> bool

## Auto Trait Implementations§

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### impl Freeze for Epoll

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### impl RefUnwindSafe for Epoll

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### impl Send for Epoll

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### impl Sync for Epoll

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### impl Unpin for Epoll

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### impl UnwindSafe for Epoll

## Blanket Implementations§

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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> CloneToUninit for T
where T: Clone,

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#### default unsafe fn clone_to_uninit(&self, dst: *mut T)

🔬This is a nightly-only experimental API. (`clone_to_uninit`)
Performs copy-assignment from `self` to `dst`. 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> Same for T

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#### type Output = T

Should always be `Self`
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### impl<T> ToOwned for T
where T: Clone,

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#### type Owned = T

The resulting type after obtaining ownership.
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#### fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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#### fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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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.
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### impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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#### fn vzip(self) -> V

## 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: 32 bytes