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Integer

Struct Integer 

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pub struct Integer<'a>(/* private fields */);
Expand description

An integer, as its two’s complement bytes.

Serial numbers reach twenty bytes and public key moduli are far larger, so this stays as it was encoded and converts on request.

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impl<'a> Integer<'a>

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pub fn as_bytes(self) -> &'a [u8] ⓘ

The two’s complement bytes, most significant first.

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pub fn is_negative(self) -> bool

Whether the value is below zero.

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pub fn as_u64(self) -> Option<u64>

The value as an unsigned number, or None when it is negative or wider than sixty-four bits.

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pub fn as_i64(self) -> Option<i64>

The value as a signed number, or None when it is wider than sixty-four bits.

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pub fn as_u32(self) -> Option<u32>

The value as a count, or None when it does not fit one.

Trait Implementations§

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impl<'a> Clone for Integer<'a>

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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<'a> Copy for Integer<'a>

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impl<'a> Debug for Integer<'a>

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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<'a> Eq for Integer<'a>

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impl<'a> PartialEq for Integer<'a>

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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<'a> StructuralPartialEq for Integer<'a>

Auto Trait Implementations§

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impl<'a> Freeze for Integer<'a>

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impl<'a> RefUnwindSafe for Integer<'a>

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impl<'a> Send for Integer<'a>

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impl<'a> Sync for Integer<'a>

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impl<'a> Unpin for Integer<'a>

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impl<'a> UnsafeUnpin for Integer<'a>

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impl<'a> UnwindSafe for Integer<'a>

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<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. 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> 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.