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InnerSecret

Struct InnerSecret 

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pub struct InnerSecret<T: Zeroize>(/* private fields */);
Expand description

Owned, zeroizing secret extracted via [RevealSecret::into_inner].

InnerSecret<T> preserves the zeroization contract by wrapping zeroize::Zeroizing<T>, while restoring a strict redaction policy for Debug: formatting this type always prints [REDACTED], regardless of T.

This is not a secret wrapper like Fixed or Dynamic — it is the owned extraction result from into_inner(). It implements Deref<Target = T> (the only type in this crate that derefs to the secret).

Use into_zeroizing only when an API explicitly requires a Zeroizing<T> value.

§Examples

use secure_gate::{Fixed, RevealSecret};

let key = Fixed::new([0xABu8; 4]);
let owned = key.into_inner();

// Deref access to the inner value.
assert_eq!(owned[0], 0xAB);

// Debug is redacted.
assert_eq!(format!("{:?}", owned), "[REDACTED]");

// Convert to Zeroizing<T> for interop.
let z = owned.into_zeroizing();

See also EncodedSecret — the encoded-string counterpart.

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impl<T: Zeroize> InnerSecret<T>

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pub fn into_zeroizing(self) -> Zeroizing<T>

Unwraps and returns the underlying zeroize::Zeroizing<T>.

This is an explicit escape hatch for interoperability with APIs that accept Zeroizing<T> directly.

Trait Implementations§

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impl<T: Zeroize> Debug for InnerSecret<T>

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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: Zeroize> Deref for InnerSecret<T>

Provides &T access via *inner_secret. This is the only type in the crate that implements Deref to the secret — Fixed and Dynamic deliberately do not.

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type Target = T

The resulting type after dereferencing.
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fn deref(&self) -> &Self::Target

Dereferences the value.

Auto Trait Implementations§

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impl<T> Freeze for InnerSecret<T>
where T: Freeze,

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impl<T> RefUnwindSafe for InnerSecret<T>
where T: RefUnwindSafe,

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impl<T> Send for InnerSecret<T>
where T: Send,

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impl<T> Sync for InnerSecret<T>
where T: Sync,

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

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impl<T> UnsafeUnpin for InnerSecret<T>
where T: UnsafeUnpin,

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

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> 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<P, T> Receiver for P
where P: Deref<Target = T> + ?Sized, T: ?Sized,

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type Target = T

🔬This is a nightly-only experimental API. (arbitrary_self_types)
The target type on which the method may be called.
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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.