/**

 * vim: set ts=4 :

 * =============================================================================

 * SourceMod BinTools Extension

 * Copyright (C) 2004-2008 AlliedModders LLC.  All rights reserved.

 * =============================================================================

 *

 * This program is free software; you can redistribute it and/or modify it under

 * the terms of the GNU General Public License, version 3.0, as published by the

 * Free Software Foundation.

 * 

 * This program is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS

 * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more

 * details.

 *

 * You should have received a copy of the GNU General Public License along with

 * this program.  If not, see <http://www.gnu.org/licenses/>.

 *

 * As a special exception, AlliedModders LLC gives you permission to link the

 * code of this program (as well as its derivative works) to "Half-Life 2," the

 * "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software

 * by the Valve Corporation.  You must obey the GNU General Public License in

 * all respects for all other code used.  Additionally, AlliedModders LLC grants

 * this exception to all derivative works.  AlliedModders LLC defines further

 * exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),

 * or <http://www.sourcemod.net/license.php>.

 *

 * Version: $Id$

 */

#ifndef _INCLUDE_SOURCEMOD_CALLWRAPPER_H_

#define _INCLUDE_SOURCEMOD_CALLWRAPPER_H_

#include <IBinTools.h>

#include <sourcehook_pibuilder.h>

using namespace SourceMod;

enum FuncAddrMethod

{

	FuncAddr_Direct,

	FuncAddr_VTable

};

class CallWrapper : public ICallWrapper

{

public:

	CallWrapper(const SourceHook::ProtoInfo *protoInfo);

	~CallWrapper();

public: //ICallWrapper

	CallConvention GetCallConvention();

	const PassEncode *GetParamInfo(unsigned int num);

	const PassInfo *GetReturnInfo();

	unsigned int GetParamCount();

	void Execute(void *vParamStack, void *retBuffer);

	void Destroy();

	const SourceHook::PassInfo *GetSHReturnInfo();

	SourceHook::ProtoInfo::CallConvention GetSHCallConvention();

	const SourceHook::PassInfo *GetSHParamInfo(unsigned int num);

	unsigned int GetParamOffset(unsigned int num);

public:

	void SetCalleeAddr(void *addr);

	void SetCodeBaseAddr(void *addr);

	void *GetCalleeAddr();

	void *GetCodeBaseAddr();

	void SetMemFuncInfo(const SourceHook::MemFuncInfo *funcInfo);

	SourceHook::MemFuncInfo *GetMemFuncInfo();

private:

	PassEncode *m_Params;

	SourceHook::ProtoInfo m_Info;

	PassInfo *m_RetParam;

	void *m_AddrCallee;

	void *m_AddrCodeBase;

	SourceHook::MemFuncInfo m_FuncInfo;

};

#endif //_INCLUDE_SOURCEMOD_CALLWRAPPER_H_