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Diffstat (limited to 'rand/rand_os/src/fuchsia.rs')
-rw-r--r-- | rand/rand_os/src/fuchsia.rs | 43 |
1 files changed, 0 insertions, 43 deletions
diff --git a/rand/rand_os/src/fuchsia.rs b/rand/rand_os/src/fuchsia.rs deleted file mode 100644 index 7063ff6..0000000 --- a/rand/rand_os/src/fuchsia.rs +++ /dev/null @@ -1,43 +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. - -//! Implementation for Fuchsia Zircon - -extern crate fuchsia_zircon; - -use rand_core::{Error, ErrorKind}; -use super::OsRngImpl; - -#[derive(Clone, Debug)] -pub struct OsRng; - -impl OsRngImpl for OsRng { - fn new() -> Result<OsRng, Error> { Ok(OsRng) } - - fn fill_chunk(&mut self, dest: &mut [u8]) -> Result<(), Error> { - let mut read = 0; - while read < dest.len() { - match fuchsia_zircon::cprng_draw(&mut dest[read..]) { - Ok(actual) => read += actual, - Err(e) => { - return Err(Error::with_cause( - ErrorKind::Unavailable, - "cprng_draw failed", - e.into_io_error())); - } - }; - } - Ok(()) - } - - fn max_chunk_size(&self) -> usize { - fuchsia_zircon::sys::ZX_CPRNG_DRAW_MAX_LEN - } - - fn method_str(&self) -> &'static str { "cprng_draw" } -} |