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LibELF+Utilities: Avoid truncating 64-bit values

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This fixes displaying 64-bit addresses in readelf and also fixes
showing backtraces from core dumps on x86_64.
This commit is contained in:
Gunnar Beutner 2021-07-22 00:47:30 +02:00 • committed by Andreas Kling
parent 36c3927169
commit db1c5c4830
6 changed files with 37 additions and 36 deletions
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36
Userland/Libraries/LibELF/Image.h
View file

@ -51,8 +51,8 @@ public:
StringView name() const { return m_image.table_string(m_sym.st_name); }
unsigned section_index() const { return m_sym.st_shndx; }
unsigned value() const { return m_sym.st_value; }
unsigned size() const { return m_sym.st_size; }
FlatPtr value() const { return m_sym.st_value; }
size_t size() const { return m_sym.st_size; }
unsigned index() const { return m_index; }
#if ARCH(I386)
unsigned type() const
@ -93,11 +93,11 @@ public:
unsigned index() const { return m_program_header_index; }
u32 type() const { return m_program_header.p_type; }
u32 flags() const { return m_program_header.p_flags; }
u32 offset() const { return m_program_header.p_offset; }
size_t offset() const { return m_program_header.p_offset; }
VirtualAddress vaddr() const { return VirtualAddress(m_program_header.p_vaddr); }
u32 size_in_memory() const { return m_program_header.p_memsz; }
u32 size_in_image() const { return m_program_header.p_filesz; }
u32 alignment() const { return m_program_header.p_align; }
size_t size_in_memory() const { return m_program_header.p_memsz; }
size_t size_in_image() const { return m_program_header.p_filesz; }
size_t alignment() const { return m_program_header.p_align; }
bool is_readable() const { return flags() & PF_R; }
bool is_writable() const { return flags() & PF_W; }
bool is_executable() const { return flags() & PF_X; }
@ -121,16 +121,16 @@ public:
~Section() { }
StringView name() const { return m_image.section_header_table_string(m_section_header.sh_name); }
unsigned type() const { return m_section_header.sh_type; }
unsigned offset() const { return m_section_header.sh_offset; }
unsigned size() const { return m_section_header.sh_size; }
unsigned entry_size() const { return m_section_header.sh_entsize; }
unsigned entry_count() const { return !entry_size() ? 0 : size() / entry_size(); }
u32 address() const { return m_section_header.sh_addr; }
u32 type() const { return m_section_header.sh_type; }
size_t offset() const { return m_section_header.sh_offset; }
size_t size() const { return m_section_header.sh_size; }
size_t entry_size() const { return m_section_header.sh_entsize; }
size_t entry_count() const { return !entry_size() ? 0 : size() / entry_size(); }
FlatPtr address() const { return m_section_header.sh_addr; }
const char* raw_data() const { return m_image.raw_data(m_section_header.sh_offset); }
ReadonlyBytes bytes() const { return { raw_data(), size() }; }
Optional<RelocationSection> relocations() const;
u32 flags() const { return m_section_header.sh_flags; }
auto flags() const { return m_section_header.sh_flags; }
bool is_writable() const { return flags() & SHF_WRITE; }
bool is_executable() const { return flags() & PF_X; }
@ -147,7 +147,7 @@ public:
: Section(section.m_image, section.m_section_index)
{
}
unsigned relocation_count() const { return entry_count(); }
size_t relocation_count() const { return entry_count(); }
Relocation relocation(unsigned index) const;
template<VoidFunction<Image::Relocation&> F>
@ -164,7 +164,7 @@ public:
~Relocation() { }
unsigned offset() const { return m_rel.r_offset; }
size_t offset() const { return m_rel.r_offset; }
#if ARCH(I386)
unsigned type() const
{
@ -230,9 +230,9 @@ public:
bool has_symbols() const { return symbol_count(); }
#ifndef KERNEL
Optional<Symbol> find_demangled_function(const StringView& name) const;
String symbolicate(u32 address, u32* offset = nullptr) const;
String symbolicate(FlatPtr address, u32* offset = nullptr) const;
#endif
Optional<Image::Symbol> find_symbol(u32 address, u32* offset = nullptr) const;
Optional<Image::Symbol> find_symbol(FlatPtr address, u32* offset = nullptr) const;
private:
const char* raw_data(unsigned offset) const;
@ -252,7 +252,7 @@ private:
unsigned m_string_table_section_index { 0 };
struct SortedSymbol {
u32 address;
FlatPtr address;
StringView name;
String demangled_name;
Optional<Image::Symbol> symbol;