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Verified

Struct Verified 

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pub struct Verified {
    pub principal: Principal,
    pub reusable_until: Option<Timestamp>,
}
Expand description

A successful verification: who presented the credential, and how long that answer may be reused without asking again.

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§principal: Principal

Who presented the credential: the identity it authenticates as, and nothing about what that identity may do.

§reusable_until: Option<Timestamp>

The instant from which this answer must be re-derived.

None means the credential does not expire of its own accord — a digest of a server-issued key is valid until it is withdrawn, and withdrawal travels by snapshot rather than by clock.

A scheme that carries an expiry must put it here. A PASETO or JWT exp, a certificate’s notAfter: without it, a session that authenticated once would keep spending an expired token for as long as it stayed connected, and admission could not compensate because expiry is a property of the credential and not of the account snapshot.

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impl Verified

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pub const fn indefinite(principal: Principal) -> Self

A credential that does not expire on its own.

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pub const fn until(principal: Principal, until: Timestamp) -> Self

A credential whose verification stops being reusable at until.

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pub fn is_reusable_at(&self, now: Timestamp) -> bool

Whether this answer may still be reused at now.

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impl Clone for Verified

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fn clone(&self) -> Self

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 Verified

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impl Debug for Verified

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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 Eq for Verified

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impl PartialEq for Verified

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

Equality operator ==. Read more
1.0.0 (const: unstable) · Source§

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

Inequality operator !=. Read more
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impl StructuralPartialEq for Verified

Auto Trait Implementations§

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<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> Same for T

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type Output = T

Should always be Self
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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 = !

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, !>

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.