// dllmain.cpp : Definisce il punto di ingresso per l'applicazione DLL.
#include "pch.h"
#include "iostream"
#include "fstream"
#include "stdio.h"
#include <jni.h>

using namespace std;


BOOL APIENTRY DllMain( HMODULE hModule,DWORD  ul_reason_for_call,LPVOID lpReserved)
{
	switch(1)
	{
	   case DLL_PROCESS_ATTACH:
		   HMODULE m_hDllInstance = LoadLibrary("jvm.dll");
		   if (m_hDllInstance == 0)
		   {

			   cout << "jvm.dll error";
		   }

		   JavaVM* jvm;
		   JNIEnv* env;

		   typedef jint(JNICALL * GetCreatedJavaVMs)(JavaVM * *, jsize, jsize*);
		   GetCreatedJavaVMs jni_GetCreatedJavaVMs = (GetCreatedJavaVMs)GetProcAddress(m_hDllInstance, "JNI_GetCreatedJavaVMs");

		   jint size = 1;
		   jint vmCount;

		   jint ret = jni_GetCreatedJavaVMs(&jvm, size, &vmCount);

		   jint rc = jvm->AttachCurrentThread((void**)& env, NULL);
		   jclass cls = env->FindClass("net/minecraft/client/entity/EntityPlayerSP");
		   jfieldID field = env->GetFieldID(cls, "posX", "I");
		   jint integer = 2;
		   cout << field;
		   env->SetIntField(cls, field, integer);
		   jvm->DetachCurrentThread();


	}
	return true;

}