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-rw-r--r--rand/rand_os/src/redox.rs30
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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 Redox
+
+use rand_core::Error;
+use super::random_device;
+use super::OsRngImpl;
+use std::fs::File;
+
+#[derive(Clone, Debug)]
+pub struct OsRng();
+
+impl OsRngImpl for OsRng {
+ fn new() -> Result<OsRng, Error> {
+ random_device::open("rand:", &|p| File::open(p))?;
+ Ok(OsRng())
+ }
+
+ fn fill_chunk(&mut self, dest: &mut [u8]) -> Result<(), Error> {
+ random_device::read(dest)
+ }
+
+ fn method_str(&self) -> &'static str { "'rand:'" }
+}