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NativeFile

Struct NativeFile 

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pub struct NativeFile { /* private fields */ }
Expand description

One file owned by the native I/O runtime.

Callers retain responsibility for capability-safe path resolution and pass the resulting handle here exactly once.

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impl NativeFile

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pub const fn from_file(file: File) -> Self

Transfers ownership of an already-authorized file handle to the runtime.

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pub fn set_len(&self, size: u64) -> Result<()>

Changes the logical file length.

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pub const fn as_file(&self) -> &File ⓘ

Borrows the underlying handle for platform-specific control operations.

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pub fn write_all_batch_async( &self, writes: Vec<OwnedWrite>, ) -> Result<WriteBatch>

Submits owned writes while retaining this handle for later operations.

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pub fn sync(&self, durability: Durability) -> Result<()>

Flushes file contents and metadata according to durability.

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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 = !

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

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.