/**

 * vim: set ts=4 :

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

 * SourceMod SDK Tools Extension

 * Copyright (C) 2004-2007 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

 * as published by the Free Software Foundation; either version 2

 * 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

 * 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, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

 *

 * Version: $Id$

 */

#ifndef _INCLUDE_SOURCEMOD_VALVE_CALLER_H_

#define _INCLUDE_SOURCEMOD_VALVE_CALLER_H_

#include <sh_stack.h>

#include <extensions/IBinTools.h>

#include "vdecoder.h"

using namespace SourceMod;

using namespace SourceHook;

/**

 * @brief Info necessary to call a Valve function

 */

struct ValveCall

{

	ICallWrapper *call;			/**< From IBinTools */

	ValveCallType type;			/**< Call type */

	ValvePassInfo *vparams;		/**< Valve parameter info */

	ValvePassInfo *retinfo;		/**< Return buffer info */

	ValvePassInfo *thisinfo;	/**< Thiscall info */

	size_t stackSize;			/**< Stack size */

	size_t stackEnd;			/**< End of the bintools stack */

	unsigned char *retbuf;		/**< Return buffer */

	CStack<unsigned char *> stk; /**< Parameter stack */

	unsigned char *stk_get();

	void stk_put(unsigned char *ptr);

	ValveCall();

	~ValveCall();

};

ValveCall *CreateValveVCall(unsigned int vtableIdx,

							ValveCallType vcalltype,

							const ValvePassInfo *retInfo,

							const ValvePassInfo *params,

							unsigned int numParams);

ValveCall *CreateValveCall(void *addr,

							ValveCallType vcalltype,

							const ValvePassInfo *retInfo,

							const ValvePassInfo *params,

							unsigned int numParams);

#endif //_INCLUDE_SOURCEMOD_VALVE_CALLER_H_