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ArchiveValidator

Struct ArchiveValidator 

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pub struct ArchiveValidator<'a> { /* private fields */ }
Expand description

A validator that can verify archives with nonlocal memory.

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impl<'a> ArchiveValidator<'a>

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pub fn new(bytes: &'a [u8]) -> Self

Creates a new bounds validator for the given bytes.

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pub fn with_max_depth( bytes: &'a [u8], max_subtree_depth: Option<NonZeroUsize>, ) -> Self

Crates a new bounds validator for the given bytes with a maximum validation depth.

Trait Implementations§

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impl<E: Source> ArchiveContext<E> for ArchiveValidator<'_>

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fn check_subtree_ptr( &mut self, ptr: *const u8, layout: &Layout, ) -> Result<(), E>

Checks that the given data address and layout is located completely within the subtree range.
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unsafe fn push_subtree_range( &mut self, root: *const u8, end: *const u8, ) -> Result<Range<usize>, E>

Pushes a new subtree range onto the validator and starts validating it. Read more
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unsafe fn pop_subtree_range(&mut self, range: Range<usize>) -> Result<(), E>

Pops the given range, restoring the original state with the pushed range removed. Read more
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impl<'a> Debug for ArchiveValidator<'a>

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<'a> Freeze for ArchiveValidator<'a>

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impl<'a> RefUnwindSafe for ArchiveValidator<'a>

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impl<'a> Send for ArchiveValidator<'a>

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impl<'a> Sync for ArchiveValidator<'a>

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impl<'a> Unpin for ArchiveValidator<'a>

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impl<'a> UnsafeUnpin for ArchiveValidator<'a>

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impl<'a> UnwindSafe for ArchiveValidator<'a>

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<C, E> ArchiveContextExt<E> for C
where C: ArchiveContext<E> + ?Sized, E: Source,

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fn in_subtree_raw<R>( &mut self, ptr: *const u8, layout: Layout, f: impl FnOnce(&mut C) -> Result<R, E>, ) -> Result<R, E>

Checks that the given pointer and layout are within the current subtree range of the context, then pushes a new subtree range onto the validator for it and calls the given function.
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fn in_subtree<T, R>( &mut self, ptr: *const T, f: impl FnOnce(&mut C) -> Result<R, E>, ) -> Result<R, E>
where T: LayoutRaw + ?Sized,

Checks that the value the given pointer points to is within the current subtree range of the context, then pushes a new subtree range onto the validator for it and calls the given function.
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impl<T> ArchivePointee for T

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type ArchivedMetadata = ()

The archived version of the pointer metadata for this type.
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fn pointer_metadata( _: &<T as ArchivePointee>::ArchivedMetadata, ) -> <T as Pointee>::Metadata

Converts some archived metadata to the pointer metadata for itself.
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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> LayoutRaw for T

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fn layout_raw(_: <T as Pointee>::Metadata) -> Result<Layout, LayoutError>

Returns the layout of the type.
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impl<T, N1, N2> Niching<NichedOption<T, N1>> for N2
where T: SharedNiching<N1, N2>, N1: Niching<T>, N2: Niching<T>,

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unsafe fn is_niched(niched: *const NichedOption<T, N1>) -> bool

Returns whether the given value has been niched. Read more
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fn resolve_niched(out: Place<NichedOption<T, N1>>)

Writes data to out indicating that a T is niched.
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impl<T> Pointee for T

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type Metadata = ()

The metadata type for pointers and references to this type.
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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.