x86_64::instructions::random

Struct RdRand

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pub struct RdRand(/* private fields */);
Expand description

Used to obtain random numbers using x86_64’s RDRAND opcode

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impl RdRand

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pub fn new() -> Option<Self>

Creates Some(RdRand) if RDRAND is supported, None otherwise

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pub fn get_u64(self) -> Option<u64>

Uniformly sampled u64. May fail in rare circumstances or heavy load.

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pub fn get_u32(self) -> Option<u32>

Uniformly sampled u32. May fail in rare circumstances or heavy load.

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pub fn get_u16(self) -> Option<u16>

Uniformly sampled u16. May fail in rare circumstances or heavy load.

Trait Implementations§

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impl Clone for RdRand

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fn clone(&self) -> RdRand

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for RdRand

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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 Copy for RdRand

Auto Trait Implementations§

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impl Freeze for RdRand

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impl RefUnwindSafe for RdRand

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impl Send for RdRand

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impl Sync for RdRand

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impl Unpin for RdRand

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impl UnwindSafe for RdRand

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, dst: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. 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 = 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.