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// Copyright 2018 Developers of the Rand project.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// https://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
//! Implementation for OpenBSD
use crate::util_libc::last_os_error;
use crate::Error;
pub fn getrandom_inner(dest: &mut [u8]) -> Result<(), Error> {
for chunk in dest.chunks_mut(256) {
let ret = unsafe { libc::getentropy(chunk.as_mut_ptr() as *mut libc::c_void, chunk.len()) };
if ret == -1 {
let err = last_os_error();
error!("libc::getentropy call failed");
return Err(err);
}
}
Ok(())
}
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