Sync changes from upstream

.github/workflows/ci.yaml

@@ -16,7 +16,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macOS-latest, windows-latest]
-        rust: [stable, 1.36.0]
+        rust: [stable, 1.54.0]
 
     steps:
     - uses: actions/checkout@master
@@ -39,6 +39,25 @@ jobs:
         command: test
         args: --all
 
+  clippy:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: nightly
+          override: true
+          components: clippy
+
+      - name: clippy
+        uses: actions-rs/cargo@v1
+        with:
+          command: clippy
+          args: --all-targets --all-features -- -D warnings
+
   check_fmt_and_docs:
     name: Checking fmt and docs
     runs-on: ubuntu-latest

CODE_OF_CONDUCT.md

@@ -1,4 +1,3 @@
-
 # Contributor Covenant Code of Conduct
 
 ## Our Pledge

Cargo.toml

@@ -12,16 +12,15 @@ edition = "2018"
 
 [dependencies]
 flate2 = { version = "1.0.0", default-features = false, optional = true }
-time = { version = "0.1", optional = true }
+time = { version = "0.3", features = ["formatting", "macros" ], optional = true }
 byteorder = "1.3"
 bzip2 = { version = "0.4", optional = true }
-crc32fast = "1.0"
-thiserror = "1.0"
-zstd = { version = "0.8", optional = true }
+crc32fast = "1.1.1"
+zstd = { version = "0.10", optional = true }
 
 [dev-dependencies]
-criterion = "0.3"
-rand = "0.7"
+bencher = "0.1"
+getrandom = "0.2"
 walkdir = "2"
 
 [features]

README.md

@@ -3,6 +3,7 @@ zip-rs
 
 [![Build Status](https://img.shields.io/github/workflow/status/zip-rs/zip/CI)](https://github.com/zip-rs/zip/actions?query=branch%3Amaster+workflow%3ACI)
 [![Crates.io version](https://img.shields.io/crates/v/zip.svg)](https://crates.io/crates/zip)
+[![Discord](https://badgen.net/badge/icon/discord?icon=discord&label)](https://discord.gg/rQ7H9cSsF4)
 
 [Documentation](https://docs.rs/zip/0.5.13/zip/)
 
@@ -17,7 +18,7 @@ Supported compression formats:
 * stored (i.e. none)
 * deflate
 * bzip2
-* zstd (in progress...)
+* zstd
 
 Currently unsupported zip extensions:
 
@@ -43,7 +44,7 @@ zip = { version = "0.5", default-features = false }
 
 The features available are:
 
-* `deflate`: Enables the deflate compression algorithm, which is the default for zipfiles.
+* `deflate`: Enables the deflate compression algorithm, which is the default for zip files.
 * `bzip2`: Enables the BZip2 compression algorithm.
 * `time`: Enables features using the [time](https://github.com/rust-lang-deprecated/time) crate.
 * `zstd`: Enables the Zstandard compression algorithm.
@@ -53,7 +54,7 @@ All of these are enabled by default.
 MSRV
 ----
 
-Our current Minimum Supported Rust Version is **1.36.0**. When adding features,
+Our current Minimum Supported Rust Version is **1.54.0**. When adding features,
 we will follow these guidelines:
 
 - We will always support the latest four minor Rust versions. This gives you a 6

benches/read_entry.rs

@@ -1,75 +1,43 @@
-use criterion::{criterion_group, criterion_main};
-use criterion::{BenchmarkId, Criterion};
+use bencher::{benchmark_group, benchmark_main};
 
 use std::io::{Cursor, Read, Write};
 
-use rand::Rng;
-use zip::{CompressionMethod, ZipArchive, ZipWriter};
+use bencher::Bencher;
+use getrandom::getrandom;
+use zip::{ZipArchive, ZipWriter};
 
-fn generate_random_archive(size: usize, method: Option<CompressionMethod>) -> Vec<u8> {
+fn generate_random_archive(size: usize) -> Vec<u8> {
     let data = Vec::new();
     let mut writer = ZipWriter::new(Cursor::new(data));
-    let options = zip::write::FileOptions::default()
-        .compression_method(method.unwrap_or(CompressionMethod::Stored));
+    let options =
+        zip::write::FileOptions::default().compression_method(zip::CompressionMethod::Stored);
 
     writer.start_file("random.dat", options).unwrap();
-
-    // Generate some random data.
     let mut bytes = vec![0u8; size];
-    rand::thread_rng().fill(bytes.as_mut_slice());
-
+    getrandom(&mut bytes).unwrap();
     writer.write_all(&bytes).unwrap();
 
     writer.finish().unwrap().into_inner()
 }
 
-fn read_entry(bench: &mut Criterion) {
+fn read_entry(bench: &mut Bencher) {
     let size = 1024 * 1024;
+    let bytes = generate_random_archive(size);
+    let mut archive = ZipArchive::new(Cursor::new(bytes.as_slice())).unwrap();
 
-    //
-    let mut group = bench.benchmark_group("read_entry");
+    bench.iter(|| {
+        let mut file = archive.by_name("random.dat").unwrap();
+        let mut buf = [0u8; 1024];
+        loop {
+            let n = file.read(&mut buf).unwrap();
+            if n == 0 {
+                break;
+            }
+        }
+    });
 
-    //
-    for method in CompressionMethod::supported_methods().iter() {
-        group.bench_with_input(BenchmarkId::from_parameter(method), method, |bench, method| {
-            let bytes = generate_random_archive(size, Some(*method));
-
-            bench.iter(|| {
-                let mut archive = ZipArchive::new(Cursor::new(bytes.as_slice())).unwrap();
-                let mut file = archive.by_name("random.dat").unwrap();
-                let mut buf = [0u8; 1024];
-
-                let mut total_bytes = 0;
-
-                loop {
-                    let n = file.read(&mut buf).unwrap();
-                    total_bytes += n;
-                    if n == 0 {
-                        return total_bytes;
-                    }
-                }
-            });
-        });
-    }
+    bench.bytes = size as u64;
 }
 
-fn write_random_archive(bench: &mut Criterion) {
-    let size = 1024 * 1024;
-
-    //
-    let mut group = bench.benchmark_group("write_random_archive");
-
-    //
-    for method in CompressionMethod::supported_methods().iter() {
-        group.bench_with_input(BenchmarkId::from_parameter(method), method, |b, method| {
-            b.iter(|| {
-                generate_random_archive(size, Some(*method));
-            })
-        });
-    }
-
-    group.finish();
-}
-
-criterion_group!(benches, read_entry, write_random_archive);
-criterion_main!(benches);
+benchmark_group!(benches, read_entry);
+benchmark_main!(benches);

examples/extract.rs

@@ -59,5 +59,6 @@ fn real_main() -> i32 {
             }
         }
     }
-    return 0;
+
+    0
 }

examples/extract_lorem.rs

@@ -27,5 +27,5 @@ fn real_main() -> i32 {
     file.read_to_string(&mut contents).unwrap();
     println!("{}", contents);
 
-    return 0;
+    0
 }

examples/file_info.rs

@@ -49,5 +49,6 @@ fn real_main() -> i32 {
             );
         }
     }
-    return 0;
+
+    0
 }

examples/stdin_info.rs

@@ -30,5 +30,6 @@ fn real_main() -> i32 {
             }
         }
     }
-    return 0;
+
+    0
 }

examples/write_dir.rs

@@ -59,7 +59,7 @@ fn real_main() -> i32 {
         }
     }
 
-    return 0;
+    0
 }
 
 fn zip_dir<T>(
@@ -92,7 +92,7 @@ where
             f.read_to_end(&mut buffer)?;
             zip.write_all(&*buffer)?;
             buffer.clear();
-        } else if name.as_os_str().len() != 0 {
+        } else if !name.as_os_str().is_empty() {
             // Only if not root! Avoids path spec / warning
             // and mapname conversion failed error on unzip
             println!("adding dir {:?} as {:?} ...", path, name);
@@ -116,7 +116,7 @@ fn doit(
     let path = Path::new(dst_file);
     let file = File::create(&path).unwrap();
 
-    let walkdir = WalkDir::new(src_dir.to_string());
+    let walkdir = WalkDir::new(src_dir);
     let it = walkdir.into_iter();
 
     zip_dir(&mut it.filter_map(|e| e.ok()), src_dir, file, method)?;

examples/write_sample.rs

@@ -18,7 +18,7 @@ fn real_main() -> i32 {
         Err(e) => println!("Error: {:?}", e),
     }
 
-    return 0;
+    0
 }
 
 fn doit(filename: &str) -> zip::result::ZipResult<()> {
@@ -42,7 +42,7 @@ fn doit(filename: &str) -> zip::result::ZipResult<()> {
     Ok(())
 }
 
-const LOREM_IPSUM : &'static [u8] = b"Lorem ipsum dolor sit amet, consectetur adipiscing elit. In tellus elit, tristique vitae mattis egestas, ultricies vitae risus. Quisque sit amet quam ut urna aliquet
+const LOREM_IPSUM : &[u8] = b"Lorem ipsum dolor sit amet, consectetur adipiscing elit. In tellus elit, tristique vitae mattis egestas, ultricies vitae risus. Quisque sit amet quam ut urna aliquet
 molestie. Proin blandit ornare dui, a tempor nisl accumsan in. Praesent a consequat felis. Morbi metus diam, auctor in auctor vel, feugiat id odio. Curabitur ex ex,
 dictum quis auctor quis, suscipit id lorem. Aliquam vestibulum dolor nec enim vehicula, porta tristique augue tincidunt. Vivamus ut gravida est. Sed pellentesque, dolor
 vitae tristique consectetur, neque lectus pulvinar dui, sed feugiat purus diam id lectus. Class aptent taciti sociosqu ad litora torquent per conubia nostra, per

tests/issue_234.rs

@@ -0,0 +1,31 @@
+use zip::result::ZipError;
+
+const BUF: &[u8] = &[
+    0, 80, 75, 1, 2, 127, 120, 0, 3, 3, 75, 80, 232, 3, 0, 0, 0, 0, 0, 0, 3, 0, 1, 0, 7, 0, 0, 0,
+    0, 65, 0, 1, 0, 0, 0, 4, 0, 0, 224, 255, 0, 255, 255, 255, 255, 255, 255, 20, 39, 221, 221,
+    221, 221, 221, 221, 205, 221, 221, 221, 42, 221, 221, 221, 221, 221, 221, 221, 221, 38, 34, 34,
+    219, 80, 75, 5, 6, 0, 0, 0, 0, 5, 96, 0, 1, 71, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 234, 236, 124,
+    221, 221, 37, 221, 221, 221, 221, 221, 129, 4, 0, 0, 221, 221, 80, 75, 1, 2, 127, 120, 0, 4, 0,
+    0, 2, 127, 120, 0, 79, 75, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 0, 0,
+    234, 0, 0, 0, 3, 8, 4, 232, 3, 0, 0, 0, 255, 255, 255, 255, 1, 0, 0, 0, 0, 7, 0, 0, 0, 0, 3, 0,
+    221, 209, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+    255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 58, 58, 42, 75, 9, 2, 127,
+    120, 0, 99, 99, 99, 99, 99, 99, 94, 7, 0, 0, 0, 0, 0, 0, 213, 213, 213, 213, 213, 213, 213,
+    213, 213, 7, 0, 0, 211, 211, 211, 211, 124, 236, 99, 99, 99, 94, 7, 0, 0, 0, 0, 0, 0, 213, 213,
+    213, 213, 213, 213, 213, 213, 213, 7, 0, 0, 211, 211, 211, 211, 124, 236, 234, 0, 0, 0, 3, 8,
+    0, 0, 0, 12, 0, 0, 0, 0, 0, 3, 0, 0, 0, 7, 0, 0, 0, 0, 0, 58, 58, 58, 42, 175, 221, 253, 221,
+    221, 221, 221, 221, 80, 75, 9, 2, 127, 120, 0, 99, 99, 99, 99, 99, 99, 94, 7, 0, 0, 0, 0, 0, 0,
+    213, 213, 213, 213, 213, 213, 213, 213, 213, 7, 0, 0, 211, 211, 211, 211, 124, 236, 221, 221,
+    221, 221, 221, 80, 75, 9, 2, 127, 120, 0, 99, 99, 99, 99, 99, 99, 94, 7, 0, 0, 0, 0, 0, 0, 213,
+    213, 213, 213, 213, 213, 213, 213, 213, 7, 0, 0, 211, 211, 211, 211, 124, 236,
+];
+
+#[test]
+fn invalid_header() {
+    let reader = std::io::Cursor::new(&BUF);
+    let archive = zip::ZipArchive::new(reader);
+    match archive {
+        Err(ZipError::InvalidArchive(_)) => {}
+        value => panic!("Unexpected value: {:?}", value),
+    }
+}