/**

 * vim: set ts=4 :

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

 * SourceMod

 * 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, 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_CDATAPACK_H_

#define _INCLUDE_SOURCEMOD_CDATAPACK_H_

#include <IDataPack.h>

using namespace SourceMod;

class CDataPack : public IDataPack

{

public:

	CDataPack();

	~CDataPack();

public: //IDataReader

	void Reset() const;

	size_t GetPosition() const;

	bool SetPosition(size_t pos) const;

	cell_t ReadCell() const;

	float ReadFloat() const;

	bool IsReadable(size_t bytes) const;

	const char *ReadString(size_t *len) const;

	void *GetMemory() const;

	void *ReadMemory(size_t *size) const;

public: //IDataPack

	void ResetSize();

	void PackCell(cell_t cell);

	void PackFloat(float val);

	void PackString(const char *string);

	size_t CreateMemory(size_t size, void **addr);

public:

	void Initialize();

private:

	void CheckSize(size_t sizetype);

private:

	char *m_pBase;

	mutable char *m_curptr;

	size_t m_capacity;

	size_t m_size;

};

#endif //_INCLUDE_SOURCEMOD_CDATAPACK_H_