diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
commit | 64d98f8ee037282c35007b64c2649055c56af1db (patch) | |
tree | 5492bcf97fce41ee1c0b1cc2add283f3e66cdab0 /vendor/rand-0.7.3/src/rngs/entropy.rs | |
parent | Adding debian version 1.67.1+dfsg1-1. (diff) | |
download | rustc-64d98f8ee037282c35007b64c2649055c56af1db.tar.xz rustc-64d98f8ee037282c35007b64c2649055c56af1db.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vendor/rand-0.7.3/src/rngs/entropy.rs')
-rw-r--r-- | vendor/rand-0.7.3/src/rngs/entropy.rs | 76 |
1 files changed, 0 insertions, 76 deletions
diff --git a/vendor/rand-0.7.3/src/rngs/entropy.rs b/vendor/rand-0.7.3/src/rngs/entropy.rs deleted file mode 100644 index 9ad0d71e0..000000000 --- a/vendor/rand-0.7.3/src/rngs/entropy.rs +++ /dev/null @@ -1,76 +0,0 @@ -// 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. - -//! Entropy generator, or wrapper around external generators - -#![allow(deprecated)] // whole module is deprecated - -use crate::rngs::OsRng; -use rand_core::{CryptoRng, Error, RngCore}; - -/// An interface returning random data from external source(s), provided -/// specifically for securely seeding algorithmic generators (PRNGs). -/// -/// This is deprecated. It is suggested you use [`rngs::OsRng`] instead. -/// -/// [`rngs::OsRng`]: crate::rngs::OsRng -#[derive(Debug)] -#[deprecated(since = "0.7.0", note = "use rngs::OsRng instead")] -pub struct EntropyRng { - source: OsRng, -} - -impl EntropyRng { - /// Create a new `EntropyRng`. - /// - /// This method will do no system calls or other initialization routines, - /// those are done on first use. This is done to make `new` infallible, - /// and `try_fill_bytes` the only place to report errors. - pub fn new() -> Self { - EntropyRng { source: OsRng } - } -} - -impl Default for EntropyRng { - fn default() -> Self { - EntropyRng::new() - } -} - -impl RngCore for EntropyRng { - fn next_u32(&mut self) -> u32 { - self.source.next_u32() - } - - fn next_u64(&mut self) -> u64 { - self.source.next_u64() - } - - fn fill_bytes(&mut self, dest: &mut [u8]) { - self.source.fill_bytes(dest) - } - - fn try_fill_bytes(&mut self, dest: &mut [u8]) -> Result<(), Error> { - self.source.try_fill_bytes(dest) - } -} - -impl CryptoRng for EntropyRng {} - - -#[cfg(test)] -mod test { - use super::*; - - #[test] - fn test_entropy() { - let mut rng = EntropyRng::new(); - let n = (rng.next_u32() ^ rng.next_u32()).count_ones(); - assert!(n >= 2); // p(failure) approx 1e-7 - } -} |