Struct openssl::stack::StackRef

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pub struct StackRef<T: Stackable>(/* private fields */);

Implementations§

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impl<T: Stackable> StackRef<T>

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pub fn len(&self) -> usize

Returns the number of items in the stack.

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pub fn is_empty(&self) -> bool

Determines if the stack is empty.

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pub fn iter(&self) -> Iter<'_, T>

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pub fn iter_mut(&mut self) -> IterMut<'_, T>

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

Returns a reference to the element at the given index in the stack or None if the index is out of bounds

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

Returns a mutable reference to the element at the given index in the stack or None if the index is out of bounds

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pub fn push(&mut self, data: T) -> Result<(), ErrorStack>

Pushes a value onto the top of the stack.

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pub fn pop(&mut self) -> Option<T>

Removes the last element from the stack and returns it.

Trait Implementations§

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impl<T: Stackable> AsRef<StackRef<T>> for Stack<T>

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fn as_ref(&self) -> &StackRef<T>

Converts this type into a shared reference of the (usually inferred) input type.
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impl<T: Stackable> Borrow<StackRef<T>> for Stack<T>

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fn borrow(&self) -> &StackRef<T>

Immutably borrows from an owned value. Read more
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impl<T: Stackable> ForeignTypeRef for StackRef<T>

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type CType = <T as Stackable>::StackType

The raw C type.
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unsafe fn from_ptr<'a>(ptr: *mut Self::CType) -> &'a Self

Constructs a shared instance of this type from its raw type.
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unsafe fn from_ptr_mut<'a>(ptr: *mut Self::CType) -> &'a mut Self

Constructs a mutable reference of this type from its raw type.
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fn as_ptr(&self) -> *mut Self::CType

Returns a raw pointer to the wrapped value.
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impl<T: Stackable> Index<usize> for StackRef<T>

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type Output = <T as ForeignType>::Ref

The returned type after indexing.
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fn index(&self, index: usize) -> &T::Ref

Performs the indexing (container[index]) operation. Read more
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impl<T: Stackable> IndexMut<usize> for StackRef<T>

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fn index_mut(&mut self, index: usize) -> &mut T::Ref

Performs the mutable indexing (container[index]) operation. Read more
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impl<'a, T: Stackable> IntoIterator for &'a StackRef<T>

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type Item = &'a <T as ForeignType>::Ref

The type of the elements being iterated over.
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type IntoIter = Iter<'a, T>

Which kind of iterator are we turning this into?
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fn into_iter(self) -> Iter<'a, T>

Creates an iterator from a value. Read more
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impl<'a, T: Stackable> IntoIterator for &'a mut StackRef<T>

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type Item = &'a mut <T as ForeignType>::Ref

The type of the elements being iterated over.
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type IntoIter = IterMut<'a, T>

Which kind of iterator are we turning this into?
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fn into_iter(self) -> IterMut<'a, T>

Creates an iterator from a value. Read more
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impl<T: Stackable + Send> Send for StackRef<T>

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impl<T: Stackable + Sync> Sync for StackRef<T>

Auto Trait Implementations§

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impl<T> !RefUnwindSafe for StackRef<T>

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impl<T> Unpin for StackRef<T>where T: Unpin,

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impl<T> UnwindSafe for StackRef<T>where T: UnwindSafe,

Blanket Implementations§

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impl<T> Any for Twhere 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 Twhere 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 Twhere 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 Twhere 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 Twhere 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 Twhere 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.