chore: Fix build errors

fuzz/fuzz_targets/fuzz_write.rs

@@ -2,9 +2,9 @@
 
 use arbitrary::Arbitrary;
 use core::fmt::{Debug, Formatter};
-use std::borrow::Cow;
 use libfuzzer_sys::fuzz_target;
 use replace_with::replace_with_or_abort;
+use std::borrow::Cow;
 use std::io::{Cursor, Read, Seek, Write};
 use std::path::PathBuf;
 use tikv_jemallocator::Jemalloc;
@@ -27,16 +27,16 @@ pub enum BasicFileOperation<'k> {
     ShallowCopy(Box<FileOperation<'k>>),
     DeepCopy(Box<FileOperation<'k>>),
     MergeWithOtherFile {
-        operations: Box<[(FileOperation<'k>, bool)]>
+        operations: Box<[(FileOperation<'k>, bool)]>,
     },
-    SetArchiveComment(Box<[u8]>)
+    SetArchiveComment(Box<[u8]>),
 }
 
 #[derive(Arbitrary, Clone, Debug, Eq, PartialEq)]
 pub enum ReopenOption {
     DoNotReopen,
     ViaFinish,
-    ViaFinishIntoReadable
+    ViaFinishIntoReadable,
 }
 
 #[derive(Arbitrary, Clone)]
@@ -47,78 +47,105 @@ pub struct FileOperation<'k> {
     // 'abort' flag is separate, to prevent trying to copy an aborted file
 }
 
-impl <'k> FileOperation<'k> {
+impl<'k> FileOperation<'k> {
     fn get_path(&self) -> Option<Cow<PathBuf>> {
         match &self.basic {
             BasicFileOperation::SetArchiveComment(_) => None,
             BasicFileOperation::WriteDirectory(_) => Some(Cow::Owned(self.path.join("/"))),
-            BasicFileOperation::MergeWithOtherFile { operations } =>
-                operations.iter().flat_map(|(op, abort)| if !abort { op.get_path() } else { None }).next(),
-            _ => Some(Cow::Borrowed(&self.path))
+            BasicFileOperation::MergeWithOtherFile { operations } => operations
+                .iter()
+                .flat_map(|(op, abort)| if !abort { op.get_path() } else { None })
+                .next(),
+            _ => Some(Cow::Borrowed(&self.path)),
         }
     }
 }
 
-impl <'k> Debug for FileOperation<'k> {
+impl<'k> Debug for FileOperation<'k> {
     fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
         match &self.basic {
-            BasicFileOperation::WriteNormalFile {contents, options} => {
-                f.write_fmt(format_args!("let options = {:?};\n\
-                writer.start_file_from_path({:?}, options)?;\n", options, self.path))?;
+            BasicFileOperation::WriteNormalFile { contents, options } => {
+                f.write_fmt(format_args!(
+                    "let options = {:?};\n\
+                writer.start_file_from_path({:?}, options)?;\n",
+                    options, self.path
+                ))?;
                 for content_slice in contents {
                     f.write_fmt(format_args!("writer.write_all(&({:?}))?;\n", content_slice))?;
                 }
-            },
+            }
             BasicFileOperation::WriteDirectory(options) => {
-                f.write_fmt(format_args!("let options = {:?};\n\
+                f.write_fmt(format_args!(
+                    "let options = {:?};\n\
                 writer.add_directory_from_path({:?}, options)?;\n",
-                             options, self.path))?;
-            },
-            BasicFileOperation::WriteSymlinkWithTarget {target, options} => {
-                f.write_fmt(format_args!("let options = {:?};\n\
+                    options, self.path
+                ))?;
+            }
+            BasicFileOperation::WriteSymlinkWithTarget { target, options } => {
+                f.write_fmt(format_args!(
+                    "let options = {:?};\n\
                 writer.add_symlink_from_path({:?}, {:?}, options)?;\n",
-                             options, self.path, target.to_owned()))?;
-            },
+                    options,
+                    self.path,
+                    target.to_owned()
+                ))?;
+            }
             BasicFileOperation::ShallowCopy(base) => {
                 let Some(base_path) = base.get_path() else {
-                    return Ok(())
+                    return Ok(());
                 };
-                f.write_fmt(format_args!("{:?}writer.shallow_copy_file_from_path({:?}, {:?})?;\n", base, base_path, self.path))?;
-            },
+                f.write_fmt(format_args!(
+                    "{:?}writer.shallow_copy_file_from_path({:?}, {:?})?;\n",
+                    base, base_path, self.path
+                ))?;
+            }
             BasicFileOperation::DeepCopy(base) => {
                 let Some(base_path) = base.get_path() else {
-                    return Ok(())
+                    return Ok(());
                 };
-                f.write_fmt(format_args!("{:?}writer.deep_copy_file_from_path({:?}, {:?})?;\n", base, base_path, self.path))?;
-            },
-            BasicFileOperation::MergeWithOtherFile {operations} => {
-                f.write_str("let sub_writer = {\n\
+                f.write_fmt(format_args!(
+                    "{:?}writer.deep_copy_file_from_path({:?}, {:?})?;\n",
+                    base, base_path, self.path
+                ))?;
+            }
+            BasicFileOperation::MergeWithOtherFile { operations } => {
+                f.write_str(
+                    "let sub_writer = {\n\
                     let mut writer = ZipWriter::new(Cursor::new(Vec::new()));\n\
-                    writer.set_flush_on_finish_file(false);\n")?;
-                operations.iter().map(|op| {
-                    f.write_fmt(format_args!("{:?}", op.0))?;
-                    if op.1 {
-                        f.write_str("writer.abort_file()?;\n")
-                    } else {
-                        Ok(())
-                    }
-                }).collect::<Result<(), _>>()?;
-                f.write_str("writer\n\
+                    writer.set_flush_on_finish_file(false);\n",
+                )?;
+                operations
+                    .iter()
+                    .map(|op| {
+                        f.write_fmt(format_args!("{:?}", op.0))?;
+                        if op.1 {
+                            f.write_str("writer.abort_file()?;\n")
+                        } else {
+                            Ok(())
+                        }
+                    })
+                    .collect::<Result<(), _>>()?;
+                f.write_str(
+                    "writer\n\
                 };\n\
-                writer.merge_archive(sub_writer.finish_into_readable()?)?;\n")?;
-            },
+                writer.merge_archive(sub_writer.finish_into_readable()?)?;\n",
+                )?;
+            }
             BasicFileOperation::SetArchiveComment(comment) => {
-                f.write_fmt(format_args!("writer.set_raw_comment({:?}.into());\n", comment))?;
+                f.write_fmt(format_args!(
+                    "writer.set_raw_comment({:?}.into());\n",
+                    comment
+                ))?;
             }
         }
         match &self.reopen {
             ReopenOption::DoNotReopen => Ok(()),
             ReopenOption::ViaFinish => {
                 f.write_str("writer = ZipWriter::new_append(writer.finish()?)?;\n")
-            },
-            ReopenOption::ViaFinishIntoReadable => {
-                f.write_str("writer = ZipWriter::new_append(writer.finish_into_readable()?.into_inner())?;\n")
             }
+            ReopenOption::ViaFinishIntoReadable => f.write_str(
+                "writer = ZipWriter::new_append(writer.finish_into_readable()?.into_inner())?;\n",
+            ),
         }
     }
 }
@@ -129,19 +156,23 @@ pub struct FuzzTestCase<'k> {
     flush_on_finish_file: bool,
 }
 
-impl <'k> Debug for FuzzTestCase<'k> {
+impl<'k> Debug for FuzzTestCase<'k> {
     fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
         f.write_fmt(format_args!(
             "let mut writer = ZipWriter::new(Cursor::new(Vec::new()));\n\
-            writer.set_flush_on_finish_file({:?});\n", self.flush_on_finish_file))?;
-        self.operations.iter().map(|op| {
-            f.write_fmt(format_args!("{:?}", op.0))?;
-            if op.1 {
-                f.write_str("writer.abort_file()?;\n")
-            } else {
-                Ok(())
-            }
-        })
+            writer.set_flush_on_finish_file({:?});\n",
+            self.flush_on_finish_file
+        ))?;
+        self.operations
+            .iter()
+            .map(|op| {
+                f.write_fmt(format_args!("{:?}", op.0))?;
+                if op.1 {
+                    f.write_str("writer.abort_file()?;\n")
+                } else {
+                    Ok(())
+                }
+            })
             .collect::<Result<(), _>>()?;
         f.write_str("writer\n")
     }
@@ -154,8 +185,8 @@ fn deduplicate_paths(copy: &mut Cow<PathBuf>, original: &PathBuf) {
                 let mut new_name = name.to_owned();
                 new_name.push("_copy");
                 copy.with_file_name(new_name)
-            },
-            None => copy.with_file_name("copy")
+            }
+            None => copy.with_file_name("copy"),
         };
         *copy = Cow::Owned(new_path);
     }
@@ -166,7 +197,7 @@ fn do_operation<'k, T>(
     operation: &FileOperation<'k>,
     abort: bool,
     flush_on_finish_file: bool,
-    files_added: &mut usize
+    files_added: &mut usize,
 ) -> Result<(), Box<dyn std::error::Error>>
 where
     T: Read + Write + Seek,
@@ -175,9 +206,7 @@ where
     let mut path = Cow::Borrowed(&operation.path);
     match &operation.basic {
         BasicFileOperation::WriteNormalFile {
-            contents,
-            options,
-            ..
+            contents, options, ..
         } => {
             let uncompressed_size = contents.iter().map(|chunk| chunk.len()).sum::<usize>();
             let mut options = (*options).to_owned();
@@ -225,12 +254,12 @@ where
                     &operation,
                     *abort,
                     false,
-                    &mut inner_files_added
+                    &mut inner_files_added,
                 );
             });
             writer.merge_archive(other_writer.finish_into_readable()?)?;
             *files_added += inner_files_added;
-        },
+        }
         BasicFileOperation::SetArchiveComment(comment) => {
             writer.set_raw_comment(comment.clone());
         }
@@ -250,14 +279,15 @@ where
                 zip::ZipWriter::new_append(old_writer.finish().unwrap()).unwrap()
             });
             assert!(writer.get_raw_comment().starts_with(&old_comment));
-        },
+        }
         ReopenOption::ViaFinishIntoReadable => {
             let old_comment = writer.get_raw_comment().to_owned();
             replace_with_or_abort(writer, |old_writer: zip::ZipWriter<T>| {
-                zip::ZipWriter::new_append(old_writer.finish_into_readable().unwrap().into_inner()).unwrap()
+                zip::ZipWriter::new_append(old_writer.finish_into_readable().unwrap().into_inner())
+                    .unwrap()
             });
             assert!(writer.get_raw_comment().starts_with(&old_comment));
-        },
+        }
     }
     Ok(())
 }
@@ -279,7 +309,7 @@ fuzz_target!(|test_case: FuzzTestCase| {
             &operation,
             *abort,
             test_case.flush_on_finish_file,
-            &mut files_added
+            &mut files_added,
         );
     }
     if final_reopen {

src/read.rs

@@ -343,8 +343,11 @@ fn find_content_seek<'a, R: Read + Seek>(
     reader: &'a mut R,
 ) -> ZipResult<SeekableTake<'a, R>> {
     // Parse local header
-    reader.seek(io::SeekFrom::Start(find_data_start(data, reader)?))?;
-    SeekableTake::new(reader, data.compressed_size)
+    let data_start = find_data_start(data, reader)?;
+    reader.seek(io::SeekFrom::Start(data_start))?;
+
+    // Explicit Ok and ? are needed to convert io::Error to ZipError
+    Ok(SeekableTake::new(reader, data.compressed_size)?)
 }
 
 fn find_data_start(
@@ -1584,7 +1587,7 @@ impl<'a> ZipFile<'a> {
     }
 
     /// Get the version of the file
-    fn version_made_by(&self) -> (u8, u8) {
+    pub fn version_made_by(&self) -> (u8, u8) {
         (
             self.get_metadata().version_made_by / 10,
             self.get_metadata().version_made_by % 10,
@@ -1603,14 +1606,14 @@ impl<'a> ZipFile<'a> {
     ///
     /// You can use the [`ZipFile::enclosed_name`] method to validate the name
     /// as a safe path.
-    fn name(&self) -> &str {
+    pub fn name(&self) -> &str {
         &self.get_metadata().file_name
     }
 
     /// Get the name of the file, in the raw (internal) byte representation.
     ///
     /// The encoding of this data is currently undefined.
-    fn name_raw(&self) -> &[u8] {
+    pub fn name_raw(&self) -> &[u8] {
         &self.get_metadata().file_name_raw
     }
 
@@ -1621,7 +1624,7 @@ impl<'a> ZipFile<'a> {
         note = "by stripping `..`s from the path, the meaning of paths can change.
                 `mangled_name` can be used if this behaviour is desirable"
     )]
-    fn sanitized_name(&self) -> PathBuf {
+    pub fn sanitized_name(&self) -> PathBuf {
         self.mangled_name()
     }
 
@@ -1637,7 +1640,7 @@ impl<'a> ZipFile<'a> {
     /// [`ZipFile::enclosed_name`] is the better option in most scenarios.
     ///
     /// [`ParentDir`]: `Component::ParentDir`
-    fn mangled_name(&self) -> PathBuf {
+    pub fn mangled_name(&self) -> PathBuf {
         self.get_metadata().file_name_sanitized()
     }
 
@@ -1651,27 +1654,27 @@ impl<'a> ZipFile<'a> {
     /// This will read well-formed ZIP files correctly, and is resistant
     /// to path-based exploits. It is recommended over
     /// [`ZipFile::mangled_name`].
-    fn enclosed_name(&self) -> Option<PathBuf> {
+    pub fn enclosed_name(&self) -> Option<PathBuf> {
         self.get_metadata().enclosed_name()
     }
 
     /// Get the comment of the file
-    fn comment(&self) -> &str {
+    pub fn comment(&self) -> &str {
         &self.get_metadata().file_comment
     }
 
     /// Get the compression method used to store the file
-    fn compression(&self) -> CompressionMethod {
+    pub fn compression(&self) -> CompressionMethod {
         self.get_metadata().compression_method
     }
 
     /// Get the size of the file, in bytes, in the archive
-    fn compressed_size(&self) -> u64 {
+    pub fn compressed_size(&self) -> u64 {
         self.get_metadata().compressed_size
     }
 
     /// Get the size of the file, in bytes, when uncompressed
-    fn size(&self) -> u64 {
+    pub fn size(&self) -> u64 {
         self.get_metadata().uncompressed_size
     }
 
@@ -1696,17 +1699,17 @@ impl<'a> ZipFile<'a> {
     }
 
     /// Get unix mode for the file
-    fn unix_mode(&self) -> Option<u32> {
+    pub fn unix_mode(&self) -> Option<u32> {
         self.get_metadata().unix_mode()
     }
 
     /// Get the CRC32 hash of the original file
-    fn crc32(&self) -> u32 {
+    pub fn crc32(&self) -> u32 {
         self.get_metadata().crc32
     }
 
     /// Get the extra data of the zip header for this file
-    fn extra_data(&self) -> Option<&[u8]> {
+    pub fn extra_data(&self) -> Option<&[u8]> {
         self.get_metadata()
             .extra_field
             .as_ref()
@@ -1719,34 +1722,17 @@ impl<'a> ZipFile<'a> {
     }
 
     /// Get the starting offset of the zip header for this file
-    fn header_start(&self) -> u64 {
+    pub fn header_start(&self) -> u64 {
         self.get_metadata().header_start
     }
     /// Get the starting offset of the zip header in the central directory for this file
-    fn central_header_start(&self) -> u64 {
+    pub fn central_header_start(&self) -> u64 {
         self.get_metadata().central_header_start
     }
 }
 
 /// Methods for retrieving information on zip files
 impl<'a> ZipFile<'a> {
-    fn get_reader(&mut self) -> &mut ZipFileReader<'a> {
-        if let ZipFileReader::NoReader = self.reader {
-            let data = &self.data;
-            let crypto_reader = self.crypto_reader.take().expect("Invalid reader state");
-            self.reader = make_reader(data.compression_method, data.crc32, crypto_reader)
-        }
-        &mut self.reader
-    }
-
-    pub(crate) fn get_raw_reader(&mut self) -> &mut dyn Read {
-        if let ZipFileReader::NoReader = self.reader {
-            let crypto_reader = self.crypto_reader.take().expect("Invalid reader state");
-            self.reader = ZipFileReader::Raw(crypto_reader.into_inner())
-        }
-        &mut self.reader
-    }
-
     /// iterate through all extra fields
     pub fn extra_data_fields(&self) -> impl Iterator<Item = &ExtraField> {
         self.data.extra_fields.iter()
@@ -1916,7 +1902,6 @@ mod test {
 
     #[test]
     fn zip_contents() {
-        use super::HasZipMetadata;
         use super::ZipArchive;
 
         let mut v = Vec::new();
@@ -1942,7 +1927,6 @@ mod test {
 
     #[test]
     fn zip_clone() {
-        use super::HasZipMetadata;
         use super::ZipArchive;
         use std::io::Read;
 
@@ -1984,7 +1968,6 @@ mod test {
 
     #[test]
     fn file_and_dir_predicates() {
-        use super::HasZipMetadata;
         use super::ZipArchive;
 
         let mut v = Vec::new();

src/read/stream.rs

@@ -3,8 +3,8 @@ use std::io::{self, Read};
 use std::path::{Path, PathBuf};
 
 use super::{
-    central_header_to_zip_file_inner, read_zipfile_from_stream, spec, HasZipMetadata, ZipCentralEntryBlock,
-    ZipError, ZipFile, ZipFileData, ZipResult,
+    central_header_to_zip_file_inner, read_zipfile_from_stream, ZipCentralEntryBlock, ZipError,
+    ZipFile, ZipFileData, ZipResult,
 };
 use crate::spec::FixedSizeBlock;
 

src/write.rs

@@ -7,7 +7,7 @@ use crate::read::{
     find_content, parse_single_extra_field, Config, ZipArchive, ZipFile, ZipFileReader,
 };
 use crate::result::{ZipError, ZipResult};
-use crate::spec::{self, FixedSizeBlock, HasZipMetadata, Zip32CDEBlock};
+use crate::spec::{self, FixedSizeBlock, Zip32CDEBlock};
 #[cfg(feature = "aes-crypto")]
 use crate::types::AesMode;
 use crate::types::{
@@ -545,8 +545,6 @@ impl<'k> FileOptions<'k, ExtendedFileOptions> {
 impl<'k, T: FileOptionExtension> Default for FileOptions<'k, T> {
     /// Construct a new FileOptions object
     fn default() -> Self {
-        #[cfg(feature = "time")]
-        use core::convert::TryInto;
         Self {
             compression_method: Default::default(),
             compression_level: None,
@@ -1978,7 +1976,7 @@ mod test {
     use crate::write::SimpleFileOptions;
     use crate::zipcrypto::ZipCryptoKeys;
     use crate::CompressionMethod::Stored;
-    use crate::{HasZipMetadata, ZipArchive};
+    use crate::ZipArchive;
     use std::io;
     use std::io::{Cursor, Read, Write};
     use std::marker::PhantomData;