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Hasher

Struct Hasher 

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

The streaming hasher.

Feed it with update as many times as suits the caller and the answer does not depend on where the boundaries fell.

The stack is 54 chaining values because that is the deepest a tree can get: one entry per bit of the chunk counter, and a chunk is a kibibyte.

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impl Hasher

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pub fn new() -> Hasher

An empty hasher.

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pub fn update(&mut self, input: &[u8])

Add more input.

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pub fn finalize(&self) -> [u8; 32]

The 32 byte hash of everything fed in so far.

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impl Default for Hasher

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fn default() -> Hasher

Returns the “default value” for a type. Read more

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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, 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, <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.