corevm_engine

Struct PageMapper

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pub struct PageMapper {
    pub heap_page_range: Range,
    pub pages: RangeSet,
}
Expand description

Maps memory blocks of arbitrary sizes onto the heap address range.

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§heap_page_range: Range

Heap page range.

§pages: RangeSet

Mapped page indices (i.e. address / 4096).

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impl PageMapper

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pub fn new(pages: RangeSet, heap_page_range: Range) -> Self

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pub fn map(&mut self, num_pages: u64) -> Option<Range>

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pub fn unmap(&mut self, start_page: u64, end_page: u64)

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pub fn is_mapped(&self, page: u64) -> bool

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impl Debug for PageMapper

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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<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.