//---------------------------------------------------------------
// cMemory Static Link Library
// Copyright (c) 2007 - Wiccaan (wiccaan@comcast.net)
//---------------------------------------------------------------
// This file is part of the cMemory Static Link Library.
//---------------------------------------------------------------
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
// publiced by the Free Software Foundation; either version 3 of
// the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILIY or FITNESS FOR A PARTICULAR PRUPOSE. See the
// GNU General Public License for more details.
//---------------------------------------------------------------
//
// File: cMemory.h
// Date: Nov. 26, 2007
// 
//---------------------------------------------------------------

namespace ProcessAccess
{
	class cProcess
	{
	public:
	/////////////////////////////////////////////////////////////////////////////////
	// Process Information Functions
	/////////////////////////////////////////////////////////////////////////////////
		static DWORD	ProcIdByProcName			(TCHAR* tszProcName);
		static DWORD	ProcIdByWinTitle			(TCHAR* tszWinTitle);
		static HANDLE	ProcHandleByProcName		(TCHAR* tszProcName);
		static BOOL		ProcNameFromWinTitle		(TCHAR* tszWinTitle, TCHAR* tszNameStorage);
		static BOOL		ProcNameFromProcId			(DWORD dwProcId, TCHAR* tszNameStorage);
	/////////////////////////////////////////////////////////////////////////////////
	// Process Module Information Functions
	/////////////////////////////////////////////////////////////////////////////////
		static BYTE*	ModBaseFromProcName			(TCHAR* tszProcName, TCHAR* tszModName);
		static DWORD	ModSizeFromProcName			(TCHAR* tszProcName, TCHAR* tszModName);
	};
}

namespace MemoryAccess
{
	class cMemory
	{
	public:
	/////////////////////////////////////////////////////////////////////////////////
	// Write Memory Functions
	/////////////////////////////////////////////////////////////////////////////////
		static HRESULT	WriteMemory					(DWORD dwProcId, BYTE* pAddress, LPVOID lpBuffer, DWORD dwSizeToWrite);
		static HRESULT	WriteNops					(DWORD dwProcId, BYTE* pAddress, int iNopsToWrite);
	/////////////////////////////////////////////////////////////////////////////////
	// Read Memory Functions
	/////////////////////////////////////////////////////////////////////////////////
		static HRESULT	ReadMemory					(DWORD dwProcId, BYTE* pAddress, LPVOID lpStorage, DWORD dwSizeToRead);
		static HRESULT	ReadPointer					(DWORD dwProcId, BYTE* pBaseAddr, DWORD iPtrOffset, DWORD* pStorage);
	/////////////////////////////////////////////////////////////////////////////////
	// Code Cave Functions
	/////////////////////////////////////////////////////////////////////////////////
		static DWORD	MakeCave					(DWORD dwProcId, LPVOID lpCaveBytes, DWORD dwCaveSize);
		static HRESULT	DeleteCave					(DWORD dwProcId, BYTE* pCaveAddr, DWORD dwCaveSize);
		static DWORD	MakeJump					(DWORD dwProcId, BYTE* pOrigAddr, int iNopsNeeded, LPVOID lpCaveBytes, DWORD dwCaveSize);
	};
}

namespace SignatureScan
{
	class cSigScan
	{
	public:
	/////////////////////////////////////////////////////////////////////////////////
	// Signature Scanning Functions
	/////////////////////////////////////////////////////////////////////////////////
		static DWORD	FindPattern			(DWORD dwProcId, BYTE* bBaseAddr, DWORD dwModuleSize, BYTE* bPattern, int iPatternSize, int iOffset);
		static DWORD	FindPatternMasked	(DWORD dwProcId, BYTE* bBaseAddr, DWORD dwModuleSize, BYTE* bPattern, int iPatternSize, int iOffset, TCHAR* tszMask);
	private:
		static BOOL		MaskCheck			(const BYTE* pData, const BYTE* bMask, const TCHAR* tszMask);
	};
}