LIIILLIIILLIIII/Alas
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opt: make injector more automated

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This commit is contained in:
LA_DI_DA
2025-03-20 12:16:48 +08:00
parent 82a2a79bab
commit 12937c9c78
1 changed files with 13 additions and 13 deletions
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26
blcrack/patchelf/patchelf.cc
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@@ -2737,21 +2737,21 @@ using ElfFile32 = ElfFile<Elf32_Ehdr, Elf32_Phdr, Elf32_Shdr, Elf32_Addr, Elf32_
void do_local_patch(const std::string& game_lib_dir) {
fs::path lib_dir(game_lib_dir);
auto libtolua_file = lib_dir / "libtolua.so";
auto libtolua_backup_file = lib_dir / "libtolua.so.bak";
ElfFile32 libtolua(readFile(libtolua_file));
auto curr_needed = libtolua.getNeededLibs();
for (const auto& lib : curr_needed) {
if (lib == "libcracker.so") {
return;
goto ret;
}
}
auto libtolua_backup_file = lib_dir / "libtolua.so.bak";
if (!exists(libtolua_backup_file)) {
fs::copy(libtolua_file, libtolua_backup_file, fs::copy_options::overwrite_existing);
}
fs::copy(libtolua_file, libtolua_backup_file, fs::copy_options::overwrite_existing);
libtolua.addNeeded({"libcracker.so"});
writeFile(libtolua_file, libtolua.fileContents);
ret:
fs::copy("libcracker.so", lib_dir / "libcracker.so", fs::copy_options::overwrite_existing);
}
@@ -2760,19 +2760,19 @@ void do_local_depatch(const std::string& game_lib_dir) {
auto libtolua_file = lib_dir / "libtolua.so";
auto libtolua_backup_file = lib_dir / "libtolua.so.bak";
if (exists(libtolua_backup_file)) {
fs::copy(libtolua_backup_file, libtolua_file, fs::copy_options::overwrite_existing);
return;
}
ElfFile32 libtolua(readFile(libtolua_file));
auto curr_needed = libtolua.getNeededLibs();
for (const auto& lib : curr_needed) {
if (lib == "libcracker.so") {
if (exists(libtolua_backup_file)) {
fs::copy(libtolua_backup_file, libtolua_file, fs::copy_options::overwrite_existing);
return;
} else {
libtolua.removeNeeded({"libcracker.so"});
writeFile(libtolua_file, libtolua.fileContents);
return;
}
libtolua.removeNeeded({"libcracker.so"});
writeFile(libtolua_file, libtolua.fileContents);
return;
}
}
}