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Bug fix

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Chris Hennick 2023-05-11 21:02:51 -07:00
parent 93a5be27ff
commit 5a11cbeaee
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GPG key ID: 25653935CC8B6C74
1 changed files with 13 additions and 13 deletions
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8
src/write.rs
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@ -1038,9 +1038,10 @@ impl<W: Write + Seek> ZipWriter<W> {
#[cfg_attr(fuzzing, allow(missing_docs))]
pub(crate) fn validate_name(name: &String) -> ZipResult<()> {
let bytes = name.as_bytes();
for (index, _) in name.match_indices("PK") {
if bytes.len() >= index + 4 {
let magic_number = (&bytes[index..]).read_u32::<LittleEndian>()?;
let mut current_window = [0u8; 4];
for window in bytes.windows(4) {
current_window.copy_from_slice(window);
let magic_number = u32::from_le_bytes(current_window);
match magic_number {
spec::ZIP64_CENTRAL_DIRECTORY_END_SIGNATURE => {
return Err(InvalidArchive("Filename can't contain ZIP64 end signature"));
@ -1053,7 +1054,6 @@ pub(crate) fn validate_name(name: &String) -> ZipResult<()> {
_ => {}
}
}
}
Ok(())
}