• C++内存读写例子

    /*************************************************************
//		声明头文件
#ifndef LyShark__h
#define LyShark__h

#pragma comment(lib,"LyShark.lib");

extern "C"__declspec(dllexport) int GetProcessID(char *Name);

extern "C"__declspec(dllexport) int GetIntMemory_One(int Pid,long Base,int One);
extern "C"__declspec(dllexport) int GetIntMemory_Two(int Pid,long Base,int One,int Two);
extern "C"__declspec(dllexport) int GetIntMemory_Three(int Pid,long Base,int One,int Two,int Three);
extern "C"__declspec(dllexport) int GetIntMemory_Four(int Pid,long Base,int One,int Two,int Three,int Four);
extern "C"__declspec(dllexport) int GetIntMemory_Five(int Pid,long Base,int One,int Two,int Three,int Four,int Five);
extern "C"__declspec(dllexport) int GetIntMemory_Six(int Pid,long Base,int One,int Two,int Three,int Four,int Five,int Six);


extern "C"__declspec(dllexport) int SetIntMemory_One(int Pid,long Base,int One,int WriteValue);
extern "C"__declspec(dllexport) int SetIntMemory_Two(int Pid,long Base,int One,int Two,int WriteValue);
extern "C"__declspec(dllexport) int SetIntMemory_Three(int Pid,long Base,int One,int Two,int Three,int WriteValue);
extern "C"__declspec(dllexport) int SetIntMemory_Four(int Pid,long Base,int One,int Two,int Three,int Four,int WriteValue);
extern "C"__declspec(dllexport) int SetIntMemory_Five(int Pid,long Base,int One,int Two,int Three,int Four,int Five,int WriteValue);
extern "C"__declspec(dllexport) int SetIntMemory_Six(int Pid,long Base,int One,int Two,int Three,int Four,int Five,int Six,int WriteValue);

#endif LyShark__h

*/
//*************************************************************
#include <windows.h>

bool APIENTRY DllMain(HANDLE handle,DWORD dword,LPVOID lpvoid)
{
	return true;
}

//*************************************************************
//		打开进程,取进程PID
extern "C"__declspec(dllexport) int GetProcessID(char *Name)
{
	HWND Pid=::FindWindow(NULL,Name);
	DWORD Retn;
	::GetWindowThreadProcessId(Pid,&Retn);
	return Retn;
}

//*************************************************************
//		读取内存偏移整数型
extern "C"__declspec(dllexport) int GetIntMemory_One(int Pid,long Base,int One)
{
	DWORD byread;
	int Value=0;
	HANDLE proce=::OpenProcess(PROCESS_ALL_ACCESS,false,Pid);
	LPCVOID pbase=(LPCVOID)Base;
	LPVOID rbuffer=(LPVOID)&Value;

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + One);
	
	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);

	return Value;	
}

extern "C"__declspec(dllexport) int GetIntMemory_Two(int Pid,long Base,int One,int Two)
{
	DWORD byread;
	int Value=0;
	HANDLE proce=::OpenProcess(PROCESS_ALL_ACCESS,false,Pid);
	LPCVOID pbase=(LPCVOID)Base;
	LPVOID rbuffer=(LPVOID)&Value;

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Two);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + One);
	
	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);

	return Value;	
}

extern "C"__declspec(dllexport) int GetIntMemory_Three(int Pid,long Base,int One,int Two,int Three)
{
	DWORD byread;
	int Value=0;
	HANDLE proce=::OpenProcess(PROCESS_ALL_ACCESS,false,Pid);
	LPCVOID pbase=(LPCVOID)Base;
	LPVOID rbuffer=(LPVOID)&Value;

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Three);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Two);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + One);
	
	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);

	return Value;	
	
}

extern "C"__declspec(dllexport) int GetIntMemory_Four(int Pid,long Base,int One,int Two,int Three,int Four)
{
	DWORD byread;
	int Value=0;
	HANDLE proce=::OpenProcess(PROCESS_ALL_ACCESS,false,Pid);
	LPCVOID pbase=(LPCVOID)Base;
	LPVOID rbuffer=(LPVOID)&Value;

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Four);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Three);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Two);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + One);
	
	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);

	return Value;

}

extern "C"__declspec(dllexport) int GetIntMemory_Five(int Pid,long Base,int One,int Two,int Three,int Four,int Five)
{
	DWORD byread;
	int Value=0;
	HANDLE proce=::OpenProcess(PROCESS_ALL_ACCESS,false,Pid);
	LPCVOID pbase=(LPCVOID)Base;
	LPVOID rbuffer=(LPVOID)&Value;

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Five);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Four);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Three);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Two);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + One);
	
	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);

	return Value;
	
}

extern "C"__declspec(dllexport) int GetIntMemory_Six(int Pid,long Base,int One,int Two,int Three,int Four,int Five,int Six)
{
	DWORD byread;
	int Value=0;
	HANDLE proce=::OpenProcess(PROCESS_ALL_ACCESS,false,Pid);
	LPCVOID pbase=(LPCVOID)Base;
	LPVOID rbuffer=(LPVOID)&Value;

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Six);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Five);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Four);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Three);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Two);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + One);
	
	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);

	return Value;
	
}

//*************************************************************
//		写入内存偏移整数型

extern "C"__declspec(dllexport) int SetIntMemory_One(int Pid,long Base,int One,int WriteValue)
{
	DWORD byread;
	int Value=0;
	HANDLE proce=::OpenProcess(PROCESS_ALL_ACCESS,false,Pid);
	LPCVOID pbase=(LPCVOID)Base;
	LPVOID rbuffer=(LPVOID)&Value;

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + One);
	
	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);


	DWORD bywrite;
	LPVOID wbuffer = (LPVOID)&WriteValue;
	WriteProcessMemory(proce,(LPVOID)pbase,wbuffer,4,&bywrite);

	return 1;
	
}

extern "C"__declspec(dllexport) int SetIntMemory_Two(int Pid,long Base,int One,int Two,int WriteValue)
{
	DWORD byread;
	int Value=0;
	HANDLE proce=::OpenProcess(PROCESS_ALL_ACCESS,false,Pid);
	LPCVOID pbase=(LPCVOID)Base;
	LPVOID rbuffer=(LPVOID)&Value;

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Two);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + One);
	
	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);


	DWORD bywrite;
	LPVOID wbuffer = (LPVOID)&WriteValue;
	WriteProcessMemory(proce,(LPVOID)pbase,wbuffer,4,&bywrite);

	return 1;
	
}
extern "C"__declspec(dllexport) int SetIntMemory_Three(int Pid,long Base,int One,int Two,int Three,int WriteValue)
{
	DWORD byread;
	int Value=0;
	HANDLE proce=::OpenProcess(PROCESS_ALL_ACCESS,false,Pid);
	LPCVOID pbase=(LPCVOID)Base;
	LPVOID rbuffer=(LPVOID)&Value;

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Three);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Two);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + One);
	
	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);

	DWORD bywrite;
	LPVOID wbuffer = (LPVOID)&WriteValue;
	WriteProcessMemory(proce,(LPVOID)pbase,wbuffer,4,&bywrite);

	return 1;
}

extern "C"__declspec(dllexport) int SetIntMemory_Four(int Pid,long Base,int One,int Two,int Three,int Four,int WriteValue)
{
	DWORD byread;
	int Value=0;
	HANDLE proce=::OpenProcess(PROCESS_ALL_ACCESS,false,Pid);
	LPCVOID pbase=(LPCVOID)Base;
	LPVOID rbuffer=(LPVOID)&Value;

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Four);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Three);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Two);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + One);
	
	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);

	DWORD bywrite;
	LPVOID wbuffer = (LPVOID)&WriteValue;
	WriteProcessMemory(proce,(LPVOID)pbase,wbuffer,4,&bywrite);

	return 1;
}

extern "C"__declspec(dllexport) int SetIntMemory_Five(int Pid,long Base,int One,int Two,int Three,int Four,int Five,int WriteValue)
{
	DWORD byread;
	int Value=0;
	HANDLE proce=::OpenProcess(PROCESS_ALL_ACCESS,false,Pid);
	LPCVOID pbase=(LPCVOID)Base;
	LPVOID rbuffer=(LPVOID)&Value;

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Five);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Four);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Three);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Two);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + One);
	
	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);


	DWORD bywrite;
	LPVOID wbuffer = (LPVOID)&WriteValue;
	WriteProcessMemory(proce,(LPVOID)pbase,wbuffer,4,&bywrite);

	return 1;
	
}

extern "C"__declspec(dllexport) int SetIntMemory_Six(int Pid,long Base,int One,int Two,int Three,int Four,int Five,int Six,int WriteValue)
{
	DWORD byread;
	int Value=0;
	HANDLE proce=::OpenProcess(PROCESS_ALL_ACCESS,false,Pid);
	LPCVOID pbase=(LPCVOID)Base;
	LPVOID rbuffer=(LPVOID)&Value;

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Six);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Five);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Four);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Three);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + Two);

	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);
	pbase = (LPCVOID)(Value + One);
	
	::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);


	DWORD bywrite;
	LPVOID wbuffer = (LPVOID)&WriteValue;
	WriteProcessMemory(proce,(LPVOID)pbase,wbuffer,4,&bywrite);

	return 1;
	
}
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  • 原文地址：https://www.cnblogs.com/LyShark/p/10775440.html
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