MemoryPoolAllocator

Struct MemoryPoolAllocator 

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

Array chunk tracking-based fixed-size memory pool allocator

§Type Parameters

  • N - Total pool size in bytes
  • M - Number of chunks to divide the pool into

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impl<const N: usize, const M: usize> MemoryPoolAllocator<N, M>

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pub const CHUNK_SIZE: usize

Size of each chunk in bytes

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pub const unsafe fn new(pool: *mut u8) -> Self

§Safety

The caller must ensure the pointer is valid for reads/writes of N bytes and properly aligned for all pool operations.

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pub fn try_allocate(&self, layout: Layout) -> Result<*mut u8>

Attempts to allocate memory with the specified layout

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pub fn try_deallocate(&self, ptr: *mut u8) -> Result<()>

Attempts to deallocate previously allocated memory

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impl<const N: usize, const M: usize> Drop for MemoryPoolAllocator<N, M>

Available on crate feature zero-on-drop only.
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fn drop(&mut self)

Executes the destructor for this type. Read more
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impl<const N: usize, const M: usize> Send for MemoryPoolAllocator<N, M>

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impl<const N: usize, const M: usize> Sync for MemoryPoolAllocator<N, M>

Auto Trait Implementations§

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impl<const N: usize, const M: usize> !Freeze for MemoryPoolAllocator<N, M>

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impl<const N: usize, const M: usize> !RefUnwindSafe for MemoryPoolAllocator<N, M>

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impl<const N: usize, const M: usize> Unpin for MemoryPoolAllocator<N, M>

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impl<const N: usize, const M: usize> UnwindSafe for MemoryPoolAllocator<N, M>

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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.