From 1b6a04ca5504955c571d1c97504fb45ea0befee4 Mon Sep 17 00:00:00 2001 From: Valentin Popov Date: Mon, 8 Jan 2024 01:21:28 +0400 Subject: Initial vendor packages Signed-off-by: Valentin Popov --- vendor/object/tests/round_trip/mod.rs | 686 ++++++++++++++++++++++++++++++++++ 1 file changed, 686 insertions(+) create mode 100644 vendor/object/tests/round_trip/mod.rs (limited to 'vendor/object/tests/round_trip/mod.rs') diff --git a/vendor/object/tests/round_trip/mod.rs b/vendor/object/tests/round_trip/mod.rs new file mode 100644 index 0000000..b92a94a --- /dev/null +++ b/vendor/object/tests/round_trip/mod.rs @@ -0,0 +1,686 @@ +#![cfg(all(feature = "read", feature = "write"))] + +use object::read::{Object, ObjectSection, ObjectSymbol}; +use object::{read, write, SectionIndex, SubArchitecture}; +use object::{ + Architecture, BinaryFormat, Endianness, RelocationEncoding, RelocationKind, SectionKind, + SymbolFlags, SymbolKind, SymbolScope, SymbolSection, +}; + +mod bss; +mod coff; +mod comdat; +mod common; +mod elf; +mod macho; +mod section_flags; +mod tls; + +#[test] +fn coff_any() { + for (arch, sub_arch) in [ + (Architecture::Aarch64, None), + (Architecture::Aarch64, Some(SubArchitecture::Arm64EC)), + (Architecture::Arm, None), + (Architecture::I386, None), + (Architecture::X86_64, None), + ] + .iter() + .copied() + { + let mut object = write::Object::new(BinaryFormat::Coff, arch, Endianness::Little); + object.set_sub_architecture(sub_arch); + + object.add_file_symbol(b"file.c".to_vec()); + + let text = object.section_id(write::StandardSection::Text); + object.append_section_data(text, &[1; 30], 4); + + let func1_offset = object.append_section_data(text, &[1; 30], 4); + assert_eq!(func1_offset, 32); + let func1_symbol = object.add_symbol(write::Symbol { + name: b"func1".to_vec(), + value: func1_offset, + size: 32, + kind: SymbolKind::Text, + scope: SymbolScope::Linkage, + weak: false, + section: write::SymbolSection::Section(text), + flags: SymbolFlags::None, + }); + let func2_offset = object.append_section_data(text, &[1; 30], 4); + assert_eq!(func2_offset, 64); + object.add_symbol(write::Symbol { + name: b"func2_long".to_vec(), + value: func2_offset, + size: 32, + kind: SymbolKind::Text, + scope: SymbolScope::Linkage, + weak: false, + section: write::SymbolSection::Section(text), + flags: SymbolFlags::None, + }); + object + .add_relocation( + text, + write::Relocation { + offset: 8, + size: arch.address_size().unwrap().bytes() * 8, + kind: RelocationKind::Absolute, + encoding: RelocationEncoding::Generic, + symbol: func1_symbol, + addend: 0, + }, + ) + .unwrap(); + + let bytes = object.write().unwrap(); + let object = read::File::parse(&*bytes).unwrap(); + assert_eq!(object.format(), BinaryFormat::Coff); + assert_eq!(object.architecture(), arch); + assert_eq!(object.sub_architecture(), sub_arch); + assert_eq!(object.endianness(), Endianness::Little); + + let mut sections = object.sections(); + + let text = sections.next().unwrap(); + println!("{:?}", text); + let text_index = text.index(); + assert_eq!(text.name(), Ok(".text")); + assert_eq!(text.kind(), SectionKind::Text); + assert_eq!(text.address(), 0); + assert_eq!(text.size(), 94); + assert_eq!(&text.data().unwrap()[..30], &[1; 30]); + assert_eq!(&text.data().unwrap()[32..62], &[1; 30]); + + let mut symbols = object.symbols(); + + let symbol = symbols.next().unwrap(); + println!("{:?}", symbol); + assert_eq!(symbol.name(), Ok("file.c")); + assert_eq!(symbol.address(), 0); + assert_eq!(symbol.kind(), SymbolKind::File); + assert_eq!(symbol.section(), SymbolSection::None); + assert_eq!(symbol.scope(), SymbolScope::Compilation); + assert_eq!(symbol.is_weak(), false); + + let decorated_name = |name: &str| { + if arch == Architecture::I386 { + format!("_{name}") + } else { + name.to_owned() + } + }; + + let symbol = symbols.next().unwrap(); + println!("{:?}", symbol); + let func1_symbol = symbol.index(); + assert_eq!(symbol.name(), Ok(decorated_name("func1").as_str())); + assert_eq!(symbol.address(), func1_offset); + assert_eq!(symbol.kind(), SymbolKind::Text); + assert_eq!(symbol.section_index(), Some(text_index)); + assert_eq!(symbol.scope(), SymbolScope::Linkage); + assert_eq!(symbol.is_weak(), false); + assert_eq!(symbol.is_undefined(), false); + + let symbol = symbols.next().unwrap(); + println!("{:?}", symbol); + assert_eq!(symbol.name(), Ok(decorated_name("func2_long").as_str())); + assert_eq!(symbol.address(), func2_offset); + assert_eq!(symbol.kind(), SymbolKind::Text); + assert_eq!(symbol.section_index(), Some(text_index)); + assert_eq!(symbol.scope(), SymbolScope::Linkage); + assert_eq!(symbol.is_weak(), false); + assert_eq!(symbol.is_undefined(), false); + + let mut relocations = text.relocations(); + + let (offset, relocation) = relocations.next().unwrap(); + println!("{:?}", relocation); + assert_eq!(offset, 8); + assert_eq!(relocation.kind(), RelocationKind::Absolute); + assert_eq!(relocation.encoding(), RelocationEncoding::Generic); + assert_eq!(relocation.size(), arch.address_size().unwrap().bytes() * 8); + assert_eq!( + relocation.target(), + read::RelocationTarget::Symbol(func1_symbol) + ); + assert_eq!(relocation.addend(), 0); + + let map = object.symbol_map(); + let symbol = map.get(func1_offset + 1).unwrap(); + assert_eq!(symbol.address(), func1_offset); + assert_eq!(symbol.name(), decorated_name("func1")); + assert_eq!(map.get(func1_offset - 1), None); + } +} + +#[test] +fn elf_x86_64() { + let mut object = + write::Object::new(BinaryFormat::Elf, Architecture::X86_64, Endianness::Little); + + object.add_file_symbol(b"file.c".to_vec()); + + let text = object.section_id(write::StandardSection::Text); + object.append_section_data(text, &[1; 30], 4); + + let func1_offset = object.append_section_data(text, &[1; 30], 4); + assert_eq!(func1_offset, 32); + let func1_symbol = object.add_symbol(write::Symbol { + name: b"func1".to_vec(), + value: func1_offset, + size: 32, + kind: SymbolKind::Text, + scope: SymbolScope::Linkage, + weak: false, + section: write::SymbolSection::Section(text), + flags: SymbolFlags::None, + }); + object + .add_relocation( + text, + write::Relocation { + offset: 8, + size: 64, + kind: RelocationKind::Absolute, + encoding: RelocationEncoding::Generic, + symbol: func1_symbol, + addend: 0, + }, + ) + .unwrap(); + + let bytes = object.write().unwrap(); + let object = read::File::parse(&*bytes).unwrap(); + assert_eq!(object.format(), BinaryFormat::Elf); + assert_eq!(object.architecture(), Architecture::X86_64); + assert_eq!(object.endianness(), Endianness::Little); + + let mut sections = object.sections(); + + let section = sections.next().unwrap(); + println!("{:?}", section); + assert_eq!(section.name(), Ok("")); + assert_eq!(section.kind(), SectionKind::Metadata); + assert_eq!(section.address(), 0); + assert_eq!(section.size(), 0); + + let text = sections.next().unwrap(); + println!("{:?}", text); + let text_index = text.index(); + assert_eq!(text.name(), Ok(".text")); + assert_eq!(text.kind(), SectionKind::Text); + assert_eq!(text.address(), 0); + assert_eq!(text.size(), 62); + assert_eq!(&text.data().unwrap()[..30], &[1; 30]); + assert_eq!(&text.data().unwrap()[32..62], &[1; 30]); + + let mut symbols = object.symbols(); + + let symbol = symbols.next().unwrap(); + println!("{:?}", symbol); + assert_eq!(symbol.name(), Ok("")); + assert_eq!(symbol.address(), 0); + assert_eq!(symbol.kind(), SymbolKind::Null); + assert_eq!(symbol.section_index(), None); + assert_eq!(symbol.scope(), SymbolScope::Unknown); + assert_eq!(symbol.is_weak(), false); + assert_eq!(symbol.is_undefined(), true); + + let symbol = symbols.next().unwrap(); + println!("{:?}", symbol); + assert_eq!(symbol.name(), Ok("file.c")); + assert_eq!(symbol.address(), 0); + assert_eq!(symbol.kind(), SymbolKind::File); + assert_eq!(symbol.section(), SymbolSection::None); + assert_eq!(symbol.scope(), SymbolScope::Compilation); + assert_eq!(symbol.is_weak(), false); + + let symbol = symbols.next().unwrap(); + println!("{:?}", symbol); + let func1_symbol = symbol.index(); + assert_eq!(symbol.name(), Ok("func1")); + assert_eq!(symbol.address(), func1_offset); + assert_eq!(symbol.kind(), SymbolKind::Text); + assert_eq!(symbol.section_index(), Some(text_index)); + assert_eq!(symbol.scope(), SymbolScope::Linkage); + assert_eq!(symbol.is_weak(), false); + assert_eq!(symbol.is_undefined(), false); + + let mut relocations = text.relocations(); + + let (offset, relocation) = relocations.next().unwrap(); + println!("{:?}", relocation); + assert_eq!(offset, 8); + assert_eq!(relocation.kind(), RelocationKind::Absolute); + assert_eq!(relocation.encoding(), RelocationEncoding::Generic); + assert_eq!(relocation.size(), 64); + assert_eq!( + relocation.target(), + read::RelocationTarget::Symbol(func1_symbol) + ); + assert_eq!(relocation.addend(), 0); + + let map = object.symbol_map(); + let symbol = map.get(func1_offset + 1).unwrap(); + assert_eq!(symbol.address(), func1_offset); + assert_eq!(symbol.name(), "func1"); + assert_eq!(map.get(func1_offset - 1), None); +} + +#[test] +fn elf_any() { + for (arch, endian) in [ + (Architecture::Aarch64, Endianness::Little), + (Architecture::Aarch64_Ilp32, Endianness::Little), + (Architecture::Arm, Endianness::Little), + (Architecture::Avr, Endianness::Little), + (Architecture::Bpf, Endianness::Little), + (Architecture::Csky, Endianness::Little), + (Architecture::I386, Endianness::Little), + (Architecture::X86_64, Endianness::Little), + (Architecture::X86_64_X32, Endianness::Little), + (Architecture::Hexagon, Endianness::Little), + (Architecture::LoongArch64, Endianness::Little), + (Architecture::Mips, Endianness::Little), + (Architecture::Mips64, Endianness::Little), + (Architecture::Msp430, Endianness::Little), + (Architecture::PowerPc, Endianness::Big), + (Architecture::PowerPc64, Endianness::Big), + (Architecture::Riscv32, Endianness::Little), + (Architecture::Riscv64, Endianness::Little), + (Architecture::S390x, Endianness::Big), + (Architecture::Sbf, Endianness::Little), + (Architecture::Sparc64, Endianness::Big), + (Architecture::Xtensa, Endianness::Little), + ] + .iter() + .copied() + { + let mut object = write::Object::new(BinaryFormat::Elf, arch, endian); + + let section = object.section_id(write::StandardSection::Data); + object.append_section_data(section, &[1; 30], 4); + let symbol = object.section_symbol(section); + + object + .add_relocation( + section, + write::Relocation { + offset: 8, + size: 32, + kind: RelocationKind::Absolute, + encoding: RelocationEncoding::Generic, + symbol, + addend: 0, + }, + ) + .unwrap(); + if arch.address_size().unwrap().bytes() >= 8 { + object + .add_relocation( + section, + write::Relocation { + offset: 16, + size: 64, + kind: RelocationKind::Absolute, + encoding: RelocationEncoding::Generic, + symbol, + addend: 0, + }, + ) + .unwrap(); + } + + let bytes = object.write().unwrap(); + let object = read::File::parse(&*bytes).unwrap(); + println!("{:?}", object.architecture()); + assert_eq!(object.format(), BinaryFormat::Elf); + assert_eq!(object.architecture(), arch); + assert_eq!(object.endianness(), endian); + + let mut sections = object.sections(); + + let section = sections.next().unwrap(); + println!("{:?}", section); + assert_eq!(section.name(), Ok("")); + assert_eq!(section.kind(), SectionKind::Metadata); + assert_eq!(section.address(), 0); + assert_eq!(section.size(), 0); + + let data = sections.next().unwrap(); + println!("{:?}", data); + assert_eq!(data.name(), Ok(".data")); + assert_eq!(data.kind(), SectionKind::Data); + + let mut relocations = data.relocations(); + + let (offset, relocation) = relocations.next().unwrap(); + println!("{:?}", relocation); + assert_eq!(offset, 8); + assert_eq!(relocation.kind(), RelocationKind::Absolute); + assert_eq!(relocation.encoding(), RelocationEncoding::Generic); + assert_eq!(relocation.size(), 32); + assert_eq!(relocation.addend(), 0); + + if arch.address_size().unwrap().bytes() >= 8 { + let (offset, relocation) = relocations.next().unwrap(); + println!("{:?}", relocation); + assert_eq!(offset, 16); + assert_eq!(relocation.kind(), RelocationKind::Absolute); + assert_eq!(relocation.encoding(), RelocationEncoding::Generic); + assert_eq!(relocation.size(), 64); + assert_eq!(relocation.addend(), 0); + } + } +} + +#[test] +fn macho_x86_64() { + let mut object = write::Object::new( + BinaryFormat::MachO, + Architecture::X86_64, + Endianness::Little, + ); + + object.add_file_symbol(b"file.c".to_vec()); + + let text = object.section_id(write::StandardSection::Text); + object.append_section_data(text, &[1; 30], 4); + + let func1_offset = object.append_section_data(text, &[1; 30], 4); + assert_eq!(func1_offset, 32); + let func1_symbol = object.add_symbol(write::Symbol { + name: b"func1".to_vec(), + value: func1_offset, + size: 32, + kind: SymbolKind::Text, + scope: SymbolScope::Linkage, + weak: false, + section: write::SymbolSection::Section(text), + flags: SymbolFlags::None, + }); + object + .add_relocation( + text, + write::Relocation { + offset: 8, + size: 64, + kind: RelocationKind::Absolute, + encoding: RelocationEncoding::Generic, + symbol: func1_symbol, + addend: 0, + }, + ) + .unwrap(); + object + .add_relocation( + text, + write::Relocation { + offset: 16, + size: 32, + kind: RelocationKind::Relative, + encoding: RelocationEncoding::Generic, + symbol: func1_symbol, + addend: -4, + }, + ) + .unwrap(); + + let bytes = object.write().unwrap(); + let object = read::File::parse(&*bytes).unwrap(); + assert_eq!(object.format(), BinaryFormat::MachO); + assert_eq!(object.architecture(), Architecture::X86_64); + assert_eq!(object.endianness(), Endianness::Little); + + let mut sections = object.sections(); + + let text = sections.next().unwrap(); + println!("{:?}", text); + let text_index = text.index(); + assert_eq!(text.name(), Ok("__text")); + assert_eq!(text.segment_name(), Ok(Some("__TEXT"))); + assert_eq!(text.kind(), SectionKind::Text); + assert_eq!(text.address(), 0); + assert_eq!(text.size(), 62); + assert_eq!(&text.data().unwrap()[..30], &[1; 30]); + assert_eq!(&text.data().unwrap()[32..62], &[1; 30]); + + let mut symbols = object.symbols(); + + let symbol = symbols.next().unwrap(); + println!("{:?}", symbol); + let func1_symbol = symbol.index(); + assert_eq!(symbol.name(), Ok("_func1")); + assert_eq!(symbol.address(), func1_offset); + assert_eq!(symbol.kind(), SymbolKind::Text); + assert_eq!(symbol.section_index(), Some(text_index)); + assert_eq!(symbol.scope(), SymbolScope::Linkage); + assert_eq!(symbol.is_weak(), false); + assert_eq!(symbol.is_undefined(), false); + + let mut relocations = text.relocations(); + + let (offset, relocation) = relocations.next().unwrap(); + println!("{:?}", relocation); + assert_eq!(offset, 8); + assert_eq!(relocation.kind(), RelocationKind::Absolute); + assert_eq!(relocation.encoding(), RelocationEncoding::Generic); + assert_eq!(relocation.size(), 64); + assert_eq!( + relocation.target(), + read::RelocationTarget::Symbol(func1_symbol) + ); + assert_eq!(relocation.addend(), 0); + + let (offset, relocation) = relocations.next().unwrap(); + println!("{:?}", relocation); + assert_eq!(offset, 16); + assert_eq!(relocation.kind(), RelocationKind::Relative); + assert_eq!(relocation.encoding(), RelocationEncoding::X86RipRelative); + assert_eq!(relocation.size(), 32); + assert_eq!( + relocation.target(), + read::RelocationTarget::Symbol(func1_symbol) + ); + assert_eq!(relocation.addend(), -4); + + let map = object.symbol_map(); + let symbol = map.get(func1_offset + 1).unwrap(); + assert_eq!(symbol.address(), func1_offset); + assert_eq!(symbol.name(), "_func1"); + assert_eq!(map.get(func1_offset - 1), None); +} + +#[test] +fn macho_any() { + for (arch, subarch, endian) in [ + (Architecture::Aarch64, None, Endianness::Little), + ( + Architecture::Aarch64, + Some(SubArchitecture::Arm64E), + Endianness::Little, + ), + (Architecture::Aarch64_Ilp32, None, Endianness::Little), + /* TODO: + (Architecture::Arm, None, Endianness::Little), + */ + (Architecture::I386, None, Endianness::Little), + (Architecture::X86_64, None, Endianness::Little), + /* TODO: + (Architecture::PowerPc, None, Endianness::Big), + (Architecture::PowerPc64, None, Endianness::Big), + */ + ] + .iter() + .copied() + { + let mut object = write::Object::new(BinaryFormat::MachO, arch, endian); + object.set_sub_architecture(subarch); + + let section = object.section_id(write::StandardSection::Data); + object.append_section_data(section, &[1; 30], 4); + let symbol = object.section_symbol(section); + + object + .add_relocation( + section, + write::Relocation { + offset: 8, + size: 32, + kind: RelocationKind::Absolute, + encoding: RelocationEncoding::Generic, + symbol, + addend: 0, + }, + ) + .unwrap(); + if arch.address_size().unwrap().bytes() >= 8 { + object + .add_relocation( + section, + write::Relocation { + offset: 16, + size: 64, + kind: RelocationKind::Absolute, + encoding: RelocationEncoding::Generic, + symbol, + addend: 0, + }, + ) + .unwrap(); + } + + let bytes = object.write().unwrap(); + let object = read::File::parse(&*bytes).unwrap(); + println!("{:?}", object.architecture()); + assert_eq!(object.format(), BinaryFormat::MachO); + assert_eq!(object.architecture(), arch); + assert_eq!(object.sub_architecture(), subarch); + assert_eq!(object.endianness(), endian); + + let mut sections = object.sections(); + + let data = sections.next().unwrap(); + println!("{:?}", data); + assert_eq!(data.segment_name(), Ok(Some("__DATA"))); + assert_eq!(data.name(), Ok("__data")); + assert_eq!(data.kind(), SectionKind::Data); + + let mut relocations = data.relocations(); + + let (offset, relocation) = relocations.next().unwrap(); + println!("{:?}", relocation); + assert_eq!(offset, 8); + assert_eq!(relocation.kind(), RelocationKind::Absolute); + assert_eq!(relocation.encoding(), RelocationEncoding::Generic); + assert_eq!(relocation.size(), 32); + assert_eq!(relocation.addend(), 0); + + if arch.address_size().unwrap().bytes() >= 8 { + let (offset, relocation) = relocations.next().unwrap(); + println!("{:?}", relocation); + assert_eq!(offset, 16); + assert_eq!(relocation.kind(), RelocationKind::Absolute); + assert_eq!(relocation.encoding(), RelocationEncoding::Generic); + assert_eq!(relocation.size(), 64); + assert_eq!(relocation.addend(), 0); + } + } +} + +#[cfg(feature = "xcoff")] +#[test] +fn xcoff_powerpc() { + for arch in [Architecture::PowerPc, Architecture::PowerPc64] { + let mut object = write::Object::new(BinaryFormat::Xcoff, arch, Endianness::Big); + + object.add_file_symbol(b"file.c".to_vec()); + + let text = object.section_id(write::StandardSection::Text); + object.append_section_data(text, &[1; 30], 4); + + let func1_offset = object.append_section_data(text, &[1; 30], 4); + assert_eq!(func1_offset, 32); + let func1_symbol = object.add_symbol(write::Symbol { + name: b"func1".to_vec(), + value: func1_offset, + size: 32, + kind: SymbolKind::Text, + scope: SymbolScope::Linkage, + weak: false, + section: write::SymbolSection::Section(text), + flags: SymbolFlags::None, + }); + + object + .add_relocation( + text, + write::Relocation { + offset: 8, + size: 64, + kind: RelocationKind::Absolute, + encoding: RelocationEncoding::Generic, + symbol: func1_symbol, + addend: 0, + }, + ) + .unwrap(); + + let bytes = object.write().unwrap(); + let object = read::File::parse(&*bytes).unwrap(); + assert_eq!(object.format(), BinaryFormat::Xcoff); + assert_eq!(object.architecture(), arch); + assert_eq!(object.endianness(), Endianness::Big); + + let mut sections = object.sections(); + + let text = sections.next().unwrap(); + println!("{:?}", text); + let text_index = text.index().0; + assert_eq!(text.name(), Ok(".text")); + assert_eq!(text.kind(), SectionKind::Text); + assert_eq!(text.address(), 0); + assert_eq!(text.size(), 62); + assert_eq!(&text.data().unwrap()[..30], &[1; 30]); + assert_eq!(&text.data().unwrap()[32..62], &[1; 30]); + + let mut symbols = object.symbols(); + + let mut symbol = symbols.next().unwrap(); + println!("{:?}", symbol); + assert_eq!(symbol.name(), Ok("file.c")); + assert_eq!(symbol.address(), 0); + assert_eq!(symbol.kind(), SymbolKind::File); + assert_eq!(symbol.section_index(), None); + assert_eq!(symbol.scope(), SymbolScope::Compilation); + assert_eq!(symbol.is_weak(), false); + assert_eq!(symbol.is_undefined(), false); + + symbol = symbols.next().unwrap(); + println!("{:?}", symbol); + let func1_symbol = symbol.index(); + assert_eq!(symbol.name(), Ok("func1")); + assert_eq!(symbol.address(), func1_offset); + assert_eq!(symbol.kind(), SymbolKind::Text); + assert_eq!(symbol.section_index(), Some(SectionIndex(text_index))); + assert_eq!(symbol.scope(), SymbolScope::Linkage); + assert_eq!(symbol.is_weak(), false); + assert_eq!(symbol.is_undefined(), false); + + let mut relocations = text.relocations(); + + let (offset, relocation) = relocations.next().unwrap(); + println!("{:?}", relocation); + assert_eq!(offset, 8); + assert_eq!(relocation.kind(), RelocationKind::Absolute); + assert_eq!(relocation.encoding(), RelocationEncoding::Generic); + assert_eq!(relocation.size(), 64); + assert_eq!( + relocation.target(), + read::RelocationTarget::Symbol(func1_symbol) + ); + assert_eq!(relocation.addend(), 0); + } +} -- cgit v1.2.3