Struct ZStdCctx

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

ZStandard compression context

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impl ZStdCctx

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pub fn new(level: u8) -> Self

Create ZStd compression context.

§Panics
  • if underlying call to the ZSTD_createCCtx fails (returns NULL)
  • if level is invalid

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impl Drop for ZStdCctx

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fn drop(&mut self)

Executes the destructor for this type. Read more
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impl From<ZStdCctx> for PolyCompressor

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fn from(v: ZStdCctx) -> PolyCompressor

Converts to this type from the input type.
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impl ICompressor for ZStdCctx

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fn level(&self) -> usize

Get compression level of this compressor.
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fn set_level(&mut self, level: usize)

Set compression level of this compressor.
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fn try_compress( &mut self, buf: &[u8], preallocated: &mut Vec<u8>, ) -> Result<NonZeroUsize, CompressError>

Tries to compress buffer buf to the preallocated Vec. Read more
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fn supported_levels(&self) -> RangeInclusive<usize>

Get backend’s supported compression levels.
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impl TryInto<ZStdCctx> for PolyCompressor

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type Error = &'static str

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

Performs the conversion.
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impl Send for ZStdCctx

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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.