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authorLiam <byteslice@airmail.cc>2022-06-05 05:50:43 +0200
committerLiam <byteslice@airmail.cc>2022-06-05 15:42:05 +0200
commit3c313a43fde6e1f1ef74fd874ca9bf2611be9d95 (patch)
tree89ed86920027a857bcdab5cfc947f220dabd5602 /src/core/arm/symbols.cpp
parentMerge pull request #8410 from liamwhite/thread-names (diff)
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Diffstat (limited to 'src/core/arm/symbols.cpp')
-rw-r--r--src/core/arm/symbols.cpp85
1 files changed, 13 insertions, 72 deletions
diff --git a/src/core/arm/symbols.cpp b/src/core/arm/symbols.cpp
index 4aa1a1ee1..0259c7ea2 100644
--- a/src/core/arm/symbols.cpp
+++ b/src/core/arm/symbols.cpp
@@ -3,73 +3,14 @@
#include "common/bit_field.h"
#include "common/common_funcs.h"
+#include "common/elf.h"
#include "core/arm/symbols.h"
#include "core/core.h"
#include "core/memory.h"
-namespace Core {
-namespace {
-
-constexpr u64 ELF_DYNAMIC_TAG_NULL = 0;
-constexpr u64 ELF_DYNAMIC_TAG_STRTAB = 5;
-constexpr u64 ELF_DYNAMIC_TAG_SYMTAB = 6;
-constexpr u64 ELF_DYNAMIC_TAG_SYMENT = 11;
-
-enum class ELFSymbolType : u8 {
- None = 0,
- Object = 1,
- Function = 2,
- Section = 3,
- File = 4,
- Common = 5,
- TLS = 6,
-};
-
-enum class ELFSymbolBinding : u8 {
- Local = 0,
- Global = 1,
- Weak = 2,
-};
-
-enum class ELFSymbolVisibility : u8 {
- Default = 0,
- Internal = 1,
- Hidden = 2,
- Protected = 3,
-};
-
-struct ELF64Symbol {
- u32 name_index;
- union {
- u8 info;
-
- BitField<0, 4, ELFSymbolType> type;
- BitField<4, 4, ELFSymbolBinding> binding;
- };
- ELFSymbolVisibility visibility;
- u16 sh_index;
- u64 value;
- u64 size;
-};
-static_assert(sizeof(ELF64Symbol) == 0x18, "ELF64Symbol has incorrect size.");
-
-struct ELF32Symbol {
- u32 name_index;
- u32 value;
- u32 size;
- union {
- u8 info;
-
- BitField<0, 4, ELFSymbolType> type;
- BitField<4, 4, ELFSymbolBinding> binding;
- };
- ELFSymbolVisibility visibility;
- u16 sh_index;
-};
-static_assert(sizeof(ELF32Symbol) == 0x10, "ELF32Symbol has incorrect size.");
-
-} // Anonymous namespace
+using namespace Common::ELF;
+namespace Core {
namespace Symbols {
template <typename Word, typename ELFSymbol, typename ByteReader>
@@ -110,15 +51,15 @@ static Symbols GetSymbols(ByteReader ReadBytes) {
const Word value = ReadWord(dynamic_index + sizeof(Word));
dynamic_index += 2 * sizeof(Word);
- if (tag == ELF_DYNAMIC_TAG_NULL) {
+ if (tag == ElfDtNull) {
break;
}
- if (tag == ELF_DYNAMIC_TAG_STRTAB) {
+ if (tag == ElfDtStrtab) {
string_table_offset = value;
- } else if (tag == ELF_DYNAMIC_TAG_SYMTAB) {
+ } else if (tag == ElfDtSymtab) {
symbol_table_offset = value;
- } else if (tag == ELF_DYNAMIC_TAG_SYMENT) {
+ } else if (tag == ElfDtSyment) {
symbol_entry_size = value;
}
}
@@ -134,14 +75,14 @@ static Symbols GetSymbols(ByteReader ReadBytes) {
ELFSymbol symbol{};
ReadBytes(&symbol, symbol_index, sizeof(ELFSymbol));
- VAddr string_offset = string_table_offset + symbol.name_index;
+ VAddr string_offset = string_table_offset + symbol.st_name;
std::string name;
for (u8 c = Read8(string_offset); c != 0; c = Read8(++string_offset)) {
name += static_cast<char>(c);
}
symbol_index += symbol_entry_size;
- out[name] = std::make_pair(symbol.value, symbol.size);
+ out[name] = std::make_pair(symbol.st_value, symbol.st_size);
}
return out;
@@ -152,9 +93,9 @@ Symbols GetSymbols(VAddr base, Core::Memory::Memory& memory, bool is_64) {
[&](void* ptr, size_t offset, size_t size) { memory.ReadBlock(base + offset, ptr, size); }};
if (is_64) {
- return GetSymbols<u64, ELF64Symbol>(ReadBytes);
+ return GetSymbols<u64, Elf64_Sym>(ReadBytes);
} else {
- return GetSymbols<u32, ELF32Symbol>(ReadBytes);
+ return GetSymbols<u32, Elf32_Sym>(ReadBytes);
}
}
@@ -164,9 +105,9 @@ Symbols GetSymbols(std::span<const u8> data, bool is_64) {
}};
if (is_64) {
- return GetSymbols<u64, ELF64Symbol>(ReadBytes);
+ return GetSymbols<u64, Elf64_Sym>(ReadBytes);
} else {
- return GetSymbols<u32, ELF32Symbol>(ReadBytes);
+ return GetSymbols<u32, Elf32_Sym>(ReadBytes);
}
}