repos_util/MemLoadLibrary/MemLoadLibrary.h

/************************************************************************/
/*  Copyright (C), 2016-2020, [Jeff], 保留所有权利;
/*  模 块 名：;
/*  描    述：;
/*
/*  版    本：[V];	
/*  作    者：[Jeff];
/*  日    期：[1/21/2018];
/*
/*
/*  注    意：;
/*
/*  修改记录：[Jeff];
/*  修改日期：;
/*  修改版本：;
/*  修改内容：;
/************************************************************************/

#ifndef _MEMLOADLIBRARY_HEAD_
#define _MEMLOADLIBRARY_HEAD_

#pragma once

typedef BOOL (__stdcall *ProcDllMain)( HINSTANCE, DWORD, LPVOID );

class CMemLoadLibrary
{
public:
	CMemLoadLibrary(void);
	virtual ~CMemLoadLibrary(void);

	BOOL MemLoadLibrary( void *lpFileData , int DataLength);  // Dll file data buffer  
	FARPROC MemGetProcAddress(LPCSTR lpProcName);  
private:  
	BOOL isLoadOk;  
	BOOL CheckDataValide(void *lpFileData, int DataLength);  
	int  CalcTotalImageSize();  
	void CopyDllDatas(void *pDest, void *pSrc);  
	BOOL FillRavAddress(void *pBase);  
	void DoRelocation(void *pNewBase);  
	int  GetAlignedSize(int Origin, int Alignment);  
private:  
	ProcDllMain pDllMain; 

private:
	DWORD  pImageBase;
	PIMAGE_DOS_HEADER pDosHeader;  
	PIMAGE_NT_HEADERS pNTHeader;  
	PIMAGE_SECTION_HEADER pSectionHeader; 
};

#endif //_MEMLOADLIBRARY_HEAD_