Hmac

nettle::mac

Struct Hmac 

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pub struct Hmac<H: Hash + NettleHash> { /* private fields */ }
Expand description

Hashed message authentication code.

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impl<H: NettleHash> Hmac<H>

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pub fn with_key(key: &[u8]) -> Self

Create a new MAC instance with secret key.

Examples found in repository?
examples/polymorphic.rs (line 67)
65    fn init_mac(&self) -> Box<dyn Mac> {
66        if random_bool() {
67            Box::new(Hmac::<Sha224>::with_key(&b"123"[..]))
68        } else {
69            Box::new(Hmac::<Sha256>::with_key(&b"123"[..]))
70        }
71    }

Trait Implementations§

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impl<H: NettleHash> Mac for Hmac<H>

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fn mac_size(&self) -> usize

Size of the MAC tag i.e. the signature in bytes.
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fn update(&mut self, data: &[u8])

Add data to be signed.
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fn digest(&mut self, digest: &mut [u8]) -> Result<()>

Produce the MAC tag digest for all data fed via update(). Read more

Auto Trait Implementations§

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impl<H> Freeze for Hmac<H>
where <H as NettleHash>::Context: Freeze,

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impl<H> RefUnwindSafe for Hmac<H>
where <H as NettleHash>::Context: RefUnwindSafe,

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impl<H> Send for Hmac<H>
where <H as NettleHash>::Context: Send,

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impl<H> Sync for Hmac<H>
where <H as NettleHash>::Context: Sync,

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impl<H> Unpin for Hmac<H>
where <H as NettleHash>::Context: Unpin,

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impl<H> UnwindSafe for Hmac<H>
where <H as NettleHash>::Context: 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<T> Same for T

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type Output = T

Should always be Self
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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.