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RuntimeSizing

Struct RuntimeSizing 

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pub struct RuntimeSizing {
    pub components: usize,
    pub slot_bytes: usize,
}
Expand description

Per-image component-pool sizing — how many components the runtime can hold and how much erased storage each one’s TypedSlot<C> gets.

slot_bytes is a BYTE budget rather than a type because the pool is heterogeneous (TypedSlot<C> is generic over C) and the FFI seam cannot name a generic. A component whose slot does not fit is a registration error, not a compile error.

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§components: usize

Component pool slots.

§slot_bytes: usize

Bytes of erased slot storage per component.

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impl RuntimeSizing

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pub const DEFAULT: Self

The build-time default, from the NROS_RUNTIME_* knobs.

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pub const fn u64_len(&self) -> usize

u64 words a backing must hold for this sizing.

u64 because the backing is 8-aligned, which covers every field the pool stores without hand-aligning — the same reason executor_storage_u64_len uses it.

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impl Clone for RuntimeSizing

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fn clone(&self) -> RuntimeSizing

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Copy for RuntimeSizing

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impl Debug for RuntimeSizing

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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 RuntimeSizing

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fn default() -> Self

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

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impl PartialEq for RuntimeSizing

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fn eq(&self, other: &RuntimeSizing) -> bool

Tests for self and other values to be equal, and is used by ==.
1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl StructuralPartialEq for RuntimeSizing

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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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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. 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> 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.