HeaplessPool

Struct HeaplessPool 

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pub struct HeaplessPool<T, const N: usize> { /* private fields */ }
Expand description

Memory pool for reusable heapless data structures

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impl<T, const N: usize> HeaplessPool<T, N>

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pub fn new() -> Self

Create a new memory pool

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pub fn allocate(&mut self, item: T) -> Option<usize>

Allocate an item from the pool

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pub fn deallocate(&mut self, index: usize) -> Option<T>

Deallocate an item back to the pool

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pub fn get(&self, index: usize) -> Option<&T>

Get a reference to an allocated item

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pub fn get_mut(&mut self, index: usize) -> Option<&mut T>

Get a mutable reference to an allocated item

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pub fn allocated_count(&self) -> usize

Get the number of allocated items

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pub fn is_full(&self) -> bool

Check if the pool is full

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pub fn is_empty(&self) -> bool

Check if the pool is empty

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impl<T, const N: usize> Default for HeaplessPool<T, N>

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fn default() -> Self

Returns the “default value” for a type. Read more

Auto Trait Implementations§

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impl<T, const N: usize> Freeze for HeaplessPool<T, N>
where T: Freeze,

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impl<T, const N: usize> RefUnwindSafe for HeaplessPool<T, N>
where T: RefUnwindSafe,

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impl<T, const N: usize> Send for HeaplessPool<T, N>
where T: Send,

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impl<T, const N: usize> Sync for HeaplessPool<T, N>
where T: Sync,

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impl<T, const N: usize> Unpin for HeaplessPool<T, N>
where T: Unpin,

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impl<T, const N: usize> UnwindSafe for HeaplessPool<T, N>
where T: UnwindSafe,

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> Az for T

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fn az<Dst>(self) -> Dst
where T: Cast<Dst>,

Casts the value.
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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<Src, Dst> CastFrom<Src> for Dst
where Src: Cast<Dst>,

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fn cast_from(src: Src) -> Dst

Casts the value.
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impl<T> CheckedAs for T

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fn checked_as<Dst>(self) -> Option<Dst>
where T: CheckedCast<Dst>,

Casts the value.
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impl<Src, Dst> CheckedCastFrom<Src> for Dst
where Src: CheckedCast<Dst>,

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fn checked_cast_from(src: Src) -> Option<Dst>

Casts the value.
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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> OverflowingAs for T

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fn overflowing_as<Dst>(self) -> (Dst, bool)
where T: OverflowingCast<Dst>,

Casts the value.
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impl<Src, Dst> OverflowingCastFrom<Src> for Dst
where Src: OverflowingCast<Dst>,

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fn overflowing_cast_from(src: Src) -> (Dst, bool)

Casts the value.
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impl<T> SaturatingAs for T

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fn saturating_as<Dst>(self) -> Dst
where T: SaturatingCast<Dst>,

Casts the value.
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impl<Src, Dst> SaturatingCastFrom<Src> for Dst
where Src: SaturatingCast<Dst>,

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fn saturating_cast_from(src: Src) -> Dst

Casts the value.
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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<T> UnwrappedAs for T

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fn unwrapped_as<Dst>(self) -> Dst
where T: UnwrappedCast<Dst>,

Casts the value.
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impl<Src, Dst> UnwrappedCastFrom<Src> for Dst
where Src: UnwrappedCast<Dst>,

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fn unwrapped_cast_from(src: Src) -> Dst

Casts the value.
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impl<T> WrappingAs for T

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fn wrapping_as<Dst>(self) -> Dst
where T: WrappingCast<Dst>,

Casts the value.
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impl<Src, Dst> WrappingCastFrom<Src> for Dst
where Src: WrappingCast<Dst>,

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fn wrapping_cast_from(src: Src) -> Dst

Casts the value.