v
Зеркало из https://github.com/vlang/v
1// Copyright (c) 2022 John Lloyd. All rights reserved.
2// Use of this source code is governed by an MIT license
3// that can be found in the LICENSE file.
4
5module rand
6
7#include <stdlib.h>
8
9fn C.arc4random_buf(p &u8, n usize)
10
11// read returns an array of `bytes_needed` random bytes read from the OS.
12pub fn read(bytes_needed int) ![]u8 {
13mut buffer := unsafe { malloc_noscan(bytes_needed) }
14C.arc4random_buf(buffer, bytes_needed)
15return unsafe { buffer.vbytes(bytes_needed) }
16}
17