SysRng

Struct SysRng 

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pub struct SysRng;
Available on crate feature getrandom only.
Expand description

A TryRngCore interface over the system’s preferred random number source

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impl Clone for SysRng

Available on crate feature rand_core only.
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fn clone(&self) -> SysRng

Returns a duplicate 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 SysRng

Available on crate feature rand_core only.
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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 Default for SysRng

Available on crate feature rand_core only.
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fn default() -> SysRng

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

Available on crate feature rand_core only.
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type Error = Error

The type returned in the event of a RNG error.
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fn try_next_u32(&mut self) -> Result<u32, Error>

Return the next random u32.
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fn try_next_u64(&mut self) -> Result<u64, Error>

Return the next random u64.
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fn try_fill_bytes(&mut self, dest: &mut [u8]) -> Result<(), Error>

Fill dest entirely with random data.
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fn unwrap_err(self) -> UnwrapErr<Self>
where Self: Sized,

Wrap RNG with the UnwrapErr wrapper.
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fn unwrap_mut(&mut self) -> UnwrapMut<'_, Self>

Wrap RNG with the UnwrapMut wrapper.
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impl Copy for SysRng

Available on crate feature rand_core only.
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impl TryCryptoRng for SysRng

Available on crate feature rand_core only.

Auto Trait Implementations§

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impl Freeze for SysRng

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impl RefUnwindSafe for SysRng

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impl Send for SysRng

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impl Sync for SysRng

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impl Unpin for SysRng

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impl UnwindSafe for SysRng

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<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.