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Revert "replace macos entry with objc hook"

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This commit is contained in:
altalk23 2023-08-18 11:04:53 +03:00
parent 409815acb3
commit 794dded30f
1 changed files with 22 additions and 11 deletions
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31
loader/src/platform/mac/main.mm
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@ -14,7 +14,6 @@
#include "../../loader/LoaderImpl.hpp" #include "../../loader/LoaderImpl.hpp"
#include <thread> #include <thread>
#include <variant> #include <variant>
#include <objc/runtime.h>
using namespace geode::prelude; using namespace geode::prelude;
@ -112,26 +111,38 @@ void updateGeode() {
extern "C" void fake() {} extern "C" void fake() {}
static IMP s_applicationDidFinishLaunching; void applicationDidFinishLaunchingHook(void* self, SEL sel, NSNotification* notification) {
void applicationDidFinishLaunching(id self, SEL sel, NSNotification* notification) {
updateGeode(); updateGeode();
std::array<uint8_t, 6> patchBytes = {
0x55,
0x48, 0x89, 0xe5,
0x41, 0x57
};
auto res = tulip::hook::writeMemory((void*)(base::get() + 0x69a0), patchBytes.data(), 6);
if (!res)
return;
int exitCode = geodeEntry(nullptr); int exitCode = geodeEntry(nullptr);
if (exitCode != 0) if (exitCode != 0)
return; return;
using Type = decltype(&applicationDidFinishLaunching); return reinterpret_cast<void(*)(void*, SEL, NSNotification*)>(geode::base::get() + 0x69a0)(self, sel, notification);
return reinterpret_cast<Type>(s_applicationDidFinishLaunching)(self, sel, notification);
} }
bool loadGeode() { bool loadGeode() {
Class class_ = objc_getClass("AppController"); auto detourAddr = reinterpret_cast<uintptr_t>(&applicationDidFinishLaunchingHook) - geode::base::get() - 0x69a5;
SEL selector = @selector(applicationDidFinishLaunching:); auto detourAddrPtr = reinterpret_cast<uint8_t*>(&detourAddr);
IMP function = (IMP)applicationDidFinishLaunching;
using Type = decltype(&applicationDidFinishLaunching);
s_applicationDidFinishLaunching = class_replaceMethod(class_, selector, function, @encode(Type)); std::array<uint8_t, 5> patchBytes = {
0xe9, detourAddrPtr[0], detourAddrPtr[1], detourAddrPtr[2], detourAddrPtr[3]
};
auto res = tulip::hook::writeMemory((void*)(base::get() + 0x69a0), patchBytes.data(), 5);
if (!res)
return false;
return true; return true;
} }