Add Miri tests to CI

Miri is the unsound/undefined behavior checker for unsafe Rust.

.github/workflows/rust.yml

@@ -63,6 +63,19 @@ jobs:
       - run: cargo clippy --all-features -- -D warnings
       - run: cargo clippy --no-default-features -- -D warnings
 
+  miri:
+    name: Miri
+    runs-on: ubuntu-latest
+    env:
+      # Needed since the tests interact with the filesystem
+      MIRIFLAGS: "-Zmiri-disable-isolation"
+    steps:
+      - uses: actions/checkout@v4
+      - uses: dtolnay/rust-toolchain@nightly
+        with:
+          components: miri
+      - run: cargo miri test --all-features
+
   doc:
     name: Build documentation
     runs-on: ubuntu-latest

src/capture.rs

@@ -5,8 +5,8 @@ use crate::pcap::parse_pcap_header;
 use crate::pcapng::parse_sectionheaderblock;
 use crate::traits::PcapReaderIterator;
 use crate::{LegacyPcapReader, PcapNGReader};
-use oval::Buffer;
 use nom::Needed;
+use oval::Buffer;
 use std::io::Read;
 
 /// Generic interface for PCAP or PCAPNG file access

src/pcap/reader.rs

@@ -5,8 +5,8 @@ use crate::pcap::{
     LegacyPcapBlock, PcapHeader,
 };
 use crate::traits::PcapReaderIterator;
-use oval::Buffer;
 use nom::{IResult, Needed, Offset};
+use oval::Buffer;
 use std::io::Read;
 
 /// Parsing iterator over legacy pcap data (streaming version)

src/pcapng/reader.rs

@@ -2,8 +2,8 @@ use crate::blocks::PcapBlockOwned;
 use crate::error::PcapError;
 use crate::pcapng::*;
 use crate::traits::PcapReaderIterator;
-use oval::Buffer;
 use nom::{Needed, Offset};
+use oval::Buffer;
 use std::io::Read;
 
 /// Parsing iterator over pcap-ng data (streaming version)