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RustPython/crates/common/src/rand.rs at typelock · RustPython/RustPython · GitHub
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common
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rand.rs
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rand.rs
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/// Get `N` bytes of random data.
///
/// This function is mildly expensive to call, as it fetches random data
/// directly from the OS entropy source.
///
/// # Panics
///
/// Panics if the OS entropy source returns an error.
pub
fn
os_random
<
const
N
:
usize
>
(
)
->
[
u8
;
N
]
{
let
mut
buf =
[
0u8
;
N
]
;
getrandom
::
fill
(
&
mut
buf
)
.
unwrap
(
)
;
buf
}
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