/**
 * vim: set ts=4 :
 * ================================================================
 * SourceMod SDKTools 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, 
 * 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: $Id$
 */

#include "extension.h"

void **g_pGameRules = NULL;
void *g_EntList = NULL;

#ifdef PLATFORM_WINDOWS
void InitializeValveGlobals()
{
	char *addr = NULL;
	int offset;

	/* g_pGameRules */
	if (!g_pGameConf->GetMemSig("CreateGameRulesObject", (void **)&addr) || !addr)
	{
		return;
	}
	if (!g_pGameConf->GetOffset("g_pGameRules", &offset) || !offset)
	{
		return;
	}
	g_pGameRules = *reinterpret_cast<void ***>(addr + offset);

	/* gEntList and/or g_pEntityList */
	if (!g_pGameConf->GetMemSig("LevelShutdown", (void **)&addr) || !addr)
	{
		return;
	}
	if (!g_pGameConf->GetOffset("gEntList", &offset) || !offset)
	{
		return;
	}
	g_EntList = *reinterpret_cast<void **>(addr + offset);
}
#elif defined PLATFORM_LINUX
void InitializeValveGlobals()
{
	char *addr = NULL;

	/* g_pGameRules */
	if (!g_pGameConf->GetMemSig("g_pGameRules", (void **)&addr) || !addr)
	{
		return;
	}
	g_pGameRules = reinterpret_cast<void **>(addr);

	/* gEntList and/or g_pEntityList */
	if (!g_pGameConf->GetMemSig("gEntList", (void **)&addr) || !addr)
	{
		return;
	}
	g_EntList = reinterpret_cast<void *>(addr);
}
#endif