v0.23.0

What's Changed

libbpf-rs

• Overhauled crate feature set:
  • Removed novendor feature
  • Added vendored feature to use vendored copies of all needed libraries
• Added Program::attach_ksyscall for attaching to ksyscall handlers
• Added Program::test_run as a way for test-running programs
• Added OpenMap::initial_value{,_mut} for retrieving a map's initial value
• Added replace functionality to Xdp type
• Added low-level consume_raw and poll_raw methods to RingBuffer type
• Added recursion_misses attribute to query::ProgramInfo type
• Added AsRawLibbpf impl for OpenProgram
• Fixed incorrect inference of btf::types::MemberAttr::Bitfield variant
• Fixed examples not building on non-x86 architectures
• Fixed potentially missing padding byte initialization on some target architectures
• Fixed compilation issues caused by mismatching function signatures in certain cross-compilation contexts
• Updated libbpf-sys dependency to 1.4.0
• Bumped minimum Rust version to 1.71

libbpf-cargo

• Removed novendor feature in favor of having disableable default feature
• Added support for struct_ops shadow objects for generated skeletons
• Added support for handling custom data sections in generated skeletons
• Adjusted SkeletonBuilder::clang_args to accept an iterator of arguments instead of a string
• Added --clang-args argument to make and build sub-commands
• Put all generated types into single <project>_types module as opposed to having multiple modules for various sections (.bss, .rodata, etc.)
• Fixed potential naming issues by escaping reserved keywords used in identifiers
• Fixed potential unsoundness issues in generated skeletons by wrapping "unsafe" type in MaybeUninit
• Added pointer based ("raw") access to datasec type to generated skeletons
• Added better handling for bitfields to code generation logic
• Updated libbpf-sys dependency to 1.4.0
• Bumped minimum Rust version to 1.71

New Contributors

• @arighi made their first contribution in #680
• @jfernandez made their first contribution in #687
• @honsunrise made their first contribution in #693
• @EHfive made their first contribution in #742
• @eliad-wiz made their first contribution in #750

Full Changelog: v0.22.1...v0.23.0