v
Зеркало из https://github.com/vlang/v
1// Copyright (c) 2019-2024 Alexander Medvednikov. 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
7struct ReadError {
8Error
9}
10
11pub fn (err ReadError) msg() string {
12return 'crypto.rand.read() error reading random bytes'
13}
14
15// bytes returns an array of `bytes_needed` random bytes.
16// Note: this call can block your program for a long period of time,
17// if your system does not have access to enough entropy.
18// See also rand.bytes(), if you do not need really random bytes,
19// but instead pseudo random ones, from a pseudo random generator
20// that can be seeded, and that is usually faster.
21pub fn bytes(bytes_needed int) ![]u8 {
22return read(bytes_needed)
23}
24