nordic-dev.net/rust
nordic-dev.net/rust
2
0
Fork 0
mirror of https://github.com/rust-lang/rust.git synced 2025-04-28 02:57:37 +00:00
Code Issues Packages Projects Releases Wiki Activity

Reword safety comments in core/hash/sip.rs

Browse Source
This commit is contained in:
Thom Chiovoloni 2022-05-30 01:06:08 -07:00
parent 84288ed6d5
commit eeacb4403c
No known key found for this signature in database
GPG Key ID: E2EFD4309E11C8A8
1 changed files with 4 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
library/core/src/hash/sip.rs
View File

@ -96,7 +96,8 @@ macro_rules! compress {
/// `copy_nonoverlapping` to let the compiler generate the most efficient way
/// to load it from a possibly unaligned address.
///
/// Unsafe because: unchecked indexing at i..i+size_of(int_ty)
/// Safety: this performs unchecked indexing of `$buf` at
/// `$i..$i+size_of::<$int_ty>()`, so that must be in-bounds.
macro_rules! load_int_le {
($buf:expr, $i:expr, $int_ty:ident) => {{
debug_assert!($i + mem::size_of::<$int_ty>() <= $buf.len());
@ -114,7 +115,8 @@ macro_rules! load_int_le {
/// `copy_nonoverlapping` calls that occur (via `load_int_le!`) all have fixed
/// sizes and avoid calling `memcpy`, which is good for speed.
///
/// Unsafe because: unchecked indexing at start..start+len
/// Safety: this performs unchecked indexing of `buf` at `start..start+len`, so
/// that must be in-bounds.
#[inline]
unsafe fn u8to64_le(buf: &[u8], start: usize, len: usize) -> u64 {
debug_assert!(len < 8);