#include <Windows.h>
#include <stdio.h>

#include "Windas.h"
#include "XedWrap.h"
#include "NativeCode.h"
#include "RipXorInst.h"
#include "RipMovInst.h"
#include "OpaqueBranching.h"
#include "Jit.h"


PVOID MakeExecutableBuffer(PVOID Buffer, ULONG BufferSize)
{
	PVOID ExecBuffer = VirtualAlloc(nullptr, BufferSize, MEM_COMMIT, PAGE_EXECUTE_READWRITE);
	if (!ExecBuffer)
		return NULL;
	RtlCopyMemory(ExecBuffer, Buffer, BufferSize);
}

UCHAR TestBuffer[] = {
	0x48, 0x33, 0xC0,
	0x48, 0x33, 0xC0,
	0xEB, 0x0E,
	0x48, 0x33, 0xC0,
	0x48, 0x33, 0xC0,
	0x7E, 0x06,
	0x48, 0x33, 0xC0,
	0x48, 0x33, 0xC0,
	0x48, 0x33, 0xC0,
	0x48, 0x33, 0xC0,
	0xEB, 0xF8,
	0x50,
	0x48, 0xB8, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x0F,
	0x48, 0x87, 0x04, 0x24,
	0xC3,
};
ULONG TestBufferSize = sizeof(TestBuffer);

UCHAR meme1[] = { 0xb8, 0xde, 0xc0, 0xac, 0x0e };
UCHAR meme2[] = { 0xc3 };

int main()
{
	XedTablesInit();
	srand(time(NULL));

	NATIVE_CODE_BLOCK Block;
	NcDisassemble(&Block, TestBuffer, TestBufferSize);
	NATIVE_CODE_BLOCK NotTaken;
	NATIVE_CODE_BLOCK Taken;
	printf("\n\nOriginal\n");
	NcDebugPrint(&Block);
	ObfCreateOpaqueBranches(Block.Start->Next, Block.Start->Next->Next->Next->Next, &NotTaken, &Taken);
	ObfCombineOpaqueBranches(&NotTaken, &Taken, NcGenUnusedLabelId(&Block), NcGenUnusedLabelId(&Block));
	ObfInsertOpaqueBranchBlock(Block.Start->Next, Block.Start->Next->Next->Next->Next, &NotTaken);
	printf("\n\nNew\n");
	NcDebugPrint(&Block);



	//PNATIVE_CODE_LINK Return1776 = new NATIVE_CODE_LINK(CODE_FLAG_IS_INST, meme1, sizeof(meme1));
	//PNATIVE_CODE_LINK RetInst = new NATIVE_CODE_LINK(CODE_FLAG_IS_INST, meme2, sizeof(meme2));
	//PNATIVE_CODE_BLOCK Pre1 = JitEmitPreRipMov(Return1776);
	//PNATIVE_CODE_BLOCK Post1 = JitEmitPostRipMov(Return1776);
	//PNATIVE_CODE_BLOCK Pre2 = JitEmitPreRipMov(RetInst);
	//PNATIVE_CODE_BLOCK Post2 = JitEmitPostRipMov(RetInst);

	//NcAppendToBlock(Pre1, Return1776);
	//NcInsertBlockAfter(Pre1->End, Post1, 0);
	//Pre1->End = Post1->End;
	//NcInsertBlockAfter(Pre1->End, Pre2, 0);
	//Pre1->End = Pre2->End;
	//NcAppendToBlock(Pre1, RetInst);
	//NcInsertBlockAfter(Pre1->End, Post2, 0);
	//Pre1->End = Post2->End;

	///*Pre->Start = Return1776;
	//Pre->End = Return1776;*/

	//for (ULONG i = 0; i < Return1776->RawDataSize; i++)
	//	Return1776->RawData[i] = (UCHAR)rand();
	//for (ULONG i = 0; i < RetInst->RawDataSize; i++)
	//	RetInst->RawData[i] = (UCHAR)rand();



	//ULONG AsmLen;
	//PVOID Asm = NcAssemble(Pre1, &AsmLen);
	//PUCHAR Tb = (PUCHAR)Asm;
	//for (uint32_t i = 0; i < AsmLen; i++)
	//{
	//	std::cout << std::hex << std::setw(2) << std::setfill('0') << (int)Tb[i] << ' ';
	//}

	//system("pause");

	//typedef ULONG64(*FnGet1776)();
	//FnGet1776 ExecBuffer = (FnGet1776)MakeExecutableBuffer(Asm, AsmLen);
	//if (ExecBuffer)
	//{
	//	printf("The numba was: %X\n", ExecBuffer());
	//	printf("The numba was: %X\n", ExecBuffer());

	//	printf("The numba was: %X\n", ExecBuffer());

	//	printf("The numba was: %X\n", ExecBuffer());

	//}


	//NcDebugPrint(Post);



	/*NATIVE_CODE_BLOCK Block;
	NcDisassemble(&Block, TestBuffer, TestBufferSize);
	PNATIVE_CODE_LINK NewLink = new NATIVE_CODE_LINK(CODE_FLAG_IS_INST, meme1, sizeof(meme1));

	NcInsertLinkBefore(Block.End->Prev->Prev->Prev->Prev, NewLink);
	ULONG AssembledSize;
	PVOID AssembledBlock = NcAssemble(&Block, &AssembledSize);
	if (!AssembledBlock || !AssembledSize)
	{
		printf("Something failed nicka.\n");
		system("pause");
		return -1;
	}
	PUCHAR Tb = (PUCHAR)AssembledBlock;
	for (uint32_t i = 0; i < AssembledSize; i++)
	{
		std::cout << std::hex << std::setw(2) << std::setfill('0') << (int)Tb[i] << ' ';
	}
	*/


	//PNATIVE_CODE_BLOCK OpaqueBranch = ObfGenOpaqueBranch(Block.Start, Block.End);
	//NcDebugPrint(OpaqueBranch);



	/*NATIVE_CODE_LINK T;
	T.RawDataSize = 10;
	T.RawData = new UCHAR[10];
	memset(T.RawData, 0xAA, 10);
	JIT_BITWISE_DATA Data;
	RtlSecureZeroMemory(&Data, sizeof(JIT_BITWISE_DATA));
	PNATIVE_CODE_BLOCK NewBlock = JitEmitPreRipMov(&T);
	if (NewBlock)
	{
		printf("\n");
		NcDebugPrint(NewBlock);
		printf("\n");
		NcPrintBlockCode(NewBlock);
	}
	system("pause");*/
	
}