ring/src/polyfill.rs
Brian Smith 6920c4fc40 Digest/Polyfill: Remove SHA-1 use of ChunksFixed and delete it.
This is the last step in the removal of `ChunksFixed`, which contains
one line of `unsafe` code.
2023-10-31 11:15:25 -07:00

46 lines
1.4 KiB
Rust

// Copyright 2015-2016 Brian Smith.
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
// SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
// OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
// CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
//! Polyfills for functionality that will (hopefully) be added to Rust's
//! standard library soon.
#[inline(always)]
pub const fn u64_from_usize(x: usize) -> u64 {
x as u64
}
pub fn usize_from_u32(x: u32) -> usize {
x as usize
}
mod array_flat_map;
mod array_flatten;
mod array_split_map;
#[cfg(feature = "alloc")]
mod leading_zeros_skipped;
#[cfg(test)]
mod test;
mod unwrap_const;
pub use self::{
array_flat_map::ArrayFlatMap, array_flatten::ArrayFlatten, array_split_map::ArraySplitMap,
unwrap_const::unwrap_const,
};
#[cfg(feature = "alloc")]
pub use leading_zeros_skipped::LeadingZerosStripped;