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fix unsoundness by sealing SwappableNumber

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mat 2024-03-10 23:06:02 -05:00
parent 33b8f0db99
commit 96f73c9de3
1 changed files with 14 additions and 9 deletions
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23
simdnbt/src/swap_endianness.rs
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@ -1,14 +1,19 @@
use std::{mem, simd::prelude::*};
pub trait SwappableNumber {}
impl SwappableNumber for u16 {}
impl SwappableNumber for u32 {}
impl SwappableNumber for u64 {}
impl SwappableNumber for i16 {}
impl SwappableNumber for i32 {}
impl SwappableNumber for i64 {}
impl SwappableNumber for f32 {}
impl SwappableNumber for f64 {}
mod private {
pub trait Sealed {}
impl Sealed for u16 {}
impl Sealed for u32 {}
impl Sealed for u64 {}
impl Sealed for i16 {}
impl Sealed for i32 {}
impl Sealed for i64 {}
impl Sealed for f32 {}
impl Sealed for f64 {}
}
pub trait SwappableNumber: private::Sealed {}
impl<T: private::Sealed> SwappableNumber for T {}
#[inline]
fn swap_endianness_16bit(bytes: &mut [u8], num: usize) {