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Port ElfSymbolParser to libtoolchain.

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This commit is contained in:
jakcron 2021-09-30 19:42:15 +08:00
parent 0c6efad603
commit 258173915c
2 changed files with 14 additions and 13 deletions
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25
src/ElfSymbolParser.cpp
View file

@ -1,8 +1,9 @@
#include "ElfSymbolParser.h"
nstool::ElfSymbolParser::ElfSymbolParser()
nstool::ElfSymbolParser::ElfSymbolParser() :
mModuleName("nstool::ElfSymbolParser"),
mSymbolList()
{
mSymbolList.clear();
}
void nstool::ElfSymbolParser::operator=(const ElfSymbolParser& other)
@ -22,7 +23,7 @@ bool nstool::ElfSymbolParser::operator!=(const ElfSymbolParser& other) const
void nstool::ElfSymbolParser::parseData(const byte_t *dyn_sym, size_t dyn_sym_size, const byte_t *dyn_str, size_t dyn_str_size, bool is64Bit)
{
size_t dynSymSize = is64Bit ? sizeof(fnd::Elf64_Sym) : sizeof(fnd::Elf32_Sym);
size_t dynSymSize = is64Bit ? sizeof(Elf64_Sym) : sizeof(Elf32_Sym);
sElfSymbol symbol;
for (size_t i = 0; i < dyn_sym_size; i += dynSymSize)
@ -31,22 +32,22 @@ void nstool::ElfSymbolParser::parseData(const byte_t *dyn_sym, size_t dyn_sym_si
if (is64Bit)
{
name_pos = le_word(((fnd::Elf64_Sym*)(dyn_sym + i))->st_name);
symbol.shn_index = le_hword(((fnd::Elf64_Sym*)(dyn_sym + i))->st_shndx);
symbol.symbol_type = fnd::elf::get_elf_st_type(((fnd::Elf64_Sym*)(dyn_sym + i))->st_info);
symbol.symbol_binding = fnd::elf::get_elf_st_bind(((fnd::Elf64_Sym*)(dyn_sym + i))->st_info);
name_pos = tc::bn::detail::__le_uint32(((Elf64_Sym*)(dyn_sym + i))->st_name);
symbol.shn_index = tc::bn::detail::__le_uint16(((Elf64_Sym*)(dyn_sym + i))->st_shndx);
symbol.symbol_type = elf::get_elf_st_type(((Elf64_Sym*)(dyn_sym + i))->st_info);
symbol.symbol_binding = elf::get_elf_st_bind(((Elf64_Sym*)(dyn_sym + i))->st_info);
}
else
{
name_pos = le_word(((fnd::Elf32_Sym*)(dyn_sym + i))->st_name);
symbol.shn_index = le_hword(((fnd::Elf32_Sym*)(dyn_sym + i))->st_shndx);
symbol.symbol_type = fnd::elf::get_elf_st_type(((fnd::Elf32_Sym*)(dyn_sym + i))->st_info);
symbol.symbol_binding = fnd::elf::get_elf_st_bind(((fnd::Elf32_Sym*)(dyn_sym + i))->st_info);
name_pos = tc::bn::detail::__le_uint32(((Elf32_Sym*)(dyn_sym + i))->st_name);
symbol.shn_index = tc::bn::detail::__le_uint16(((Elf32_Sym*)(dyn_sym + i))->st_shndx);
symbol.symbol_type = elf::get_elf_st_type(((Elf32_Sym*)(dyn_sym + i))->st_info);
symbol.symbol_binding = elf::get_elf_st_bind(((Elf32_Sym*)(dyn_sym + i))->st_info);
}
if (name_pos >= dyn_str_size)
{
throw tc::Exception(kModuleName, "Out of bounds symbol name offset");
throw tc::Exception(mModuleName, "Out of bounds symbol name offset");
}
//for (; dyn_str[name_pos] == 0x00 && name_pos < dyn_str_size; name_pos++);

2
src/ElfSymbolParser.h
View file

@ -43,7 +43,7 @@ public:
const std::vector<sElfSymbol>& getSymbolList() const;
private:
const std::string kModuleName = "ElfSymbolParser";
std::string mModuleName;
// data
std::vector<sElfSymbol> mSymbolList;