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fix: UB in safe rust!

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Janis 2025-01-19 18:43:09 +01:00
parent 75e75ec706
commit 0db6b7790d
1 changed files with 8 additions and 3 deletions
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11
crates/renderer/src/util.rs
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@ -558,14 +558,19 @@ impl CStringList {
let mut bytes = vec![]; let mut bytes = vec![];
let mut strings = vec![]; let mut strings = vec![];
i.into_iter().for_each(|s| { i.into_iter().for_each(|s| {
strings.push(bytes.as_ptr_range().end as *const i8); let start = bytes.len();
bytes.extend_from_slice(s.as_ref().as_bytes()); bytes.extend_from_slice(s.as_ref().as_bytes());
bytes.push(0); bytes.push(0);
strings.push(start);
}); });
let bytes = bytes.into_boxed_slice();
Self { Self {
strings: strings.into_boxed_slice(), strings: strings
bytes: bytes.into_boxed_slice(), .into_iter()
.map(|offset| unsafe { bytes.as_ptr().offset(offset as isize) as *const i8 })
.collect(),
bytes,
} }
} }
} }