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shm: limit data accessed by ClientMemOffset

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This commit is contained in:
Julian Orth 2026-02-27 20:06:22 +01:00
parent 3f70242d32
commit 518095c7c2
7 changed files with 24 additions and 28 deletions
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4
src/clientmem.rs
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@ -131,12 +131,12 @@ impl ClientMem {
self.data.len()
}
pub fn offset(self: &Rc<Self>, offset: usize) -> ClientMemOffset {
pub fn offset(self: &Rc<Self>, offset: usize, len: usize) -> ClientMemOffset {
let mem = unsafe { &*self.data };
ClientMemOffset {
mem: self.clone(),
offset,
data: &mem[offset..],
data: &mem[offset..][..len],
}
}