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Bug fixes and formatting

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This commit is contained in:
Chris Hennick 2023-05-05 09:15:46 -07:00
parent 29a3f30a72
commit 0beb5b4294
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GPG key ID: 25653935CC8B6C74
1 changed files with 12 additions and 19 deletions
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27
src/read.rs
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@ -321,16 +321,14 @@ impl<R: Read + Seek> ZipArchive<R> {
// have its signature 20 bytes in front of the standard footer. The
// standard footer, in turn, is 22+N bytes large, where N is the
// comment length. Therefore:
let locator64 = reader
.seek(io::SeekFrom::End(
reader.seek(io::SeekFrom::End(
-(20 + 22 + footer.zip_file_comment.len() as i64),
))?;
let locator64 = spec::Zip64CentralDirectoryEndLocator::parse(reader)?;
if !footer.record_too_small()
&& footer.disk_number as u32 != locator64.disk_with_central_directory
{
return unsupported_zip_error(
"Support for multi-disk files is not implemented",
);
return unsupported_zip_error("Support for multi-disk files is not implemented");
}
// We need to reassess `archive_offset`. We know where the ZIP64
@ -353,17 +351,15 @@ impl<R: Read + Seek> ZipArchive<R> {
)?;
if footer.disk_number != footer.disk_with_central_directory {
return unsupported_zip_error(
"Support for multi-disk files is not implemented",
);
return unsupported_zip_error("Support for multi-disk files is not implemented");
}
let directory_start = footer
.central_directory_offset
.checked_add(archive_offset)
.ok_or({
ZipError::InvalidArchive("Invalid central directory size or offset")
})?;
.ok_or(ZipError::InvalidArchive(
"Invalid central directory size or offset",
))?;
Ok((
archive_offset,
@ -380,9 +376,8 @@ impl<R: Read + Seek> ZipArchive<R> {
cde_start_pos: u64,
) -> ZipResult<(u64, u64, usize)> {
// Check if file is valid as ZIP64 first; if not, try it as ZIP32
Self::get_directory_counts_zip64(reader, footer, cde_start_pos).or_else(
|| get_directory_counts_zip32(footer, cde_start_pos)
)
Self::get_directory_counts_zip64(reader, footer, cde_start_pos)
.or_else(|_| Self::get_directory_counts_zip32(footer, cde_start_pos))
}
/// Read a ZIP archive, collecting the files it contains
@ -1019,9 +1014,7 @@ impl<'a> Drop for ZipFile<'a> {
/// * `comment`: set to an empty string
/// * `data_start`: set to 0
/// * `external_attributes`: `unix_mode()`: will return None
pub fn read_zipfile_from_stream<'a, R: Read>(
reader: &'a mut R,
) -> ZipResult<Option<ZipFile<'_>>> {
pub fn read_zipfile_from_stream<'a, R: Read>(reader: &'a mut R) -> ZipResult<Option<ZipFile<'_>>> {
let signature = reader.read_u32::<LittleEndian>()?;
match signature {