added files.

SlinkyNative/include/PayloadLoader.hpp

@@ -0,0 +1,28 @@
+#pragma once
+
+#include <windows.h>
+#include <string>
+#include "MinecraftDetector.hpp"
+
+namespace SlinkyNative {
+
+enum class InjectionStatus {
+    Success = 0,
+    AlreadyRunning,
+    Reloaded,
+    Failed
+};
+
+class PayloadLoader {
+public:
+    static InjectionStatus LoadAndStart(HMODULE hModule, const MinecraftInfo& mcInfo);
+
+private:
+    static bool CheckPreviousState(JNIEnv* env, jobject classLoader, bool& outAlreadyRunning);
+    static bool ExtractPayloadJar(HMODULE hModule, const MinecraftInfo& mcInfo, std::wstring& outJarPath);
+    static bool AddJarToClassLoader(JNIEnv* env, jobject classLoader, const std::wstring& jarPath);
+    static bool DefinePayloadClasses(JNIEnv* env, jobject classLoader, const std::wstring& jarPath);
+    static bool LaunchBootstrap(JNIEnv* env, jobject classLoader, const MinecraftInfo& mcInfo, HMODULE hModule);
+};
+
+} // namespace SlinkyNative