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//! Implementation for SOLID
use crate::Error;
use core::mem::MaybeUninit;
pub use crate::util::{inner_u32, inner_u64};
extern "C" {
pub fn SOLID_RNG_SampleRandomBytes(buffer: *mut u8, length: usize) -> i32;
}
pub fn fill_inner(dest: &mut [MaybeUninit<u8>]) -> Result<(), Error> {
let ret = unsafe { SOLID_RNG_SampleRandomBytes(dest.as_mut_ptr().cast::<u8>(), dest.len()) };
if ret >= 0 {
Ok(())
} else {
// ITRON error numbers are always negative, so we negate it so that it
// falls in the dedicated OS error range (1..INTERNAL_START).
Err(Error::from_os_error(ret.unsigned_abs()))
}
}