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HostScope

Struct HostScope 

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pub struct HostScope { /* private fields */ }
Expand description

Restricts network operations to a set of allowed host prefixes.

Targets are matched by string prefix — "api.example.com" matches both "api.example.com:443" and "api.example.com/path".

§Example

let scope = HostScope::new(["api.example.com", "cdn.example.com"]);
assert!(scope.check("api.example.com:443").is_ok());
assert!(scope.check("evil.com:8080").is_err());

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impl HostScope

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pub fn new(hosts: impl IntoIterator<Item = impl Into<String>>) -> Self

Creates a new host scope allowing the given host prefixes.

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impl Scope for HostScope

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fn check(&self, target: &str) -> Result<(), CapSecError>

Checks whether target is within this scope. 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
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fn borrow_mut(&mut self) -> &mut T

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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.