pred@1963: /**
pred@1963:  * vim: set ts=4 :
pred@1963:  * =============================================================================
pred@1963:  * SourceMod Team Fortress 2 Extension
pred@1963:  * Copyright (C) 2004-2008 AlliedModders LLC.  All rights reserved.
pred@1963:  * =============================================================================
pred@1963:  *
pred@1963:  * This program is free software; you can redistribute it and/or modify it under
pred@1963:  * the terms of the GNU General Public License, version 3.0, as published by the
pred@1963:  * Free Software Foundation.
pred@1963:  * 
pred@1963:  * This program is distributed in the hope that it will be useful, but WITHOUT
pred@1963:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
pred@1963:  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
pred@1963:  * details.
pred@1963:  *
pred@1963:  * You should have received a copy of the GNU General Public License along with
pred@1963:  * this program.  If not, see <http://www.gnu.org/licenses/>.
pred@1963:  *
pred@1963:  * As a special exception, AlliedModders LLC gives you permission to link the
pred@1963:  * code of this program (as well as its derivative works) to "Half-Life 2," the
pred@1963:  * "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
pred@1963:  * by the Valve Corporation.  You must obey the GNU General Public License in
pred@1963:  * all respects for all other code used.  Additionally, AlliedModders LLC grants
pred@1963:  * this exception to all derivative works.  AlliedModders LLC defines further
pred@1963:  * exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
pred@1963:  * or <http://www.sourcemod.net/license.php>.
pred@1963:  *
ds@1987:  * Version: $Id$
pred@1963:  */
pred@1963: 
pred@1963: #include "extension.h"
pred@1963: #include "util.h"
pred@1963: 
pred@1963: size_t UTIL_Format(char *buffer, size_t maxlength, const char *fmt, ...)
pred@1963: {
pred@1963: 	va_list ap;
pred@1963: 	va_start(ap, fmt);
pred@1963: 	size_t len = vsnprintf(buffer, maxlength, fmt, ap);
pred@1963: 	va_end(ap);
pred@1963: 
pred@1963: 	if (len >= maxlength)
pred@1963: 	{
pred@1963: 		buffer[maxlength - 1] = '\0';
pred@1963: 		return (maxlength - 1);
pred@1963: 	}
pred@1963: 	else
pred@1963: 	{
pred@1963: 		return len;
pred@1963: 	}
pred@1963: }
pred@1963: 
pred@1963: bool UTIL_FindDataTable(SendTable *pTable, 
pred@1963: 						  const char *name,
pred@1963: 						  sm_sendprop_info_t *info,
pred@1963: 						  unsigned int offset)
pred@1963: {
pred@1963: 	const char *pname;
pred@1963: 	int props = pTable->GetNumProps();
pred@1963: 	SendProp *prop;
pred@1963: 	SendTable *table;
pred@1963: 
pred@1963: 	for (int i=0; i<props; i++)
pred@1963: 	{
pred@1963: 		prop = pTable->GetProp(i);
pred@1963: 
pred@1963: 		if ((table = prop->GetDataTable()) != NULL)
pred@1963: 		{
pred@1963: 			pname = table->GetName();
pred@1963: 			if (pname && strcmp(name, pname) == 0)
pred@1963: 			{
pred@1963: 				info->prop = prop;
pred@1963: 				info->actual_offset = offset + info->prop->GetOffset();
pred@1963: 				return true;
pred@1963: 			}
pred@1963: 
pred@1963: 			if (UTIL_FindDataTable(table, 
pred@1963: 				name,
pred@1963: 				info,
pred@1963: 				offset + prop->GetOffset())
pred@1963: 				)
pred@1963: 			{
pred@1963: 				return true;
pred@1963: 			}
pred@1963: 		}
pred@1963: 	}
pred@1963: 
pred@1963: 	return false;
pred@1963: }
pred@1963: 
pred@1963: ServerClass *UTIL_FindServerClass(const char *classname)
pred@1963: {
pred@1963: 	ServerClass *sc = gamedll->GetAllServerClasses();
pred@1963: 	while (sc)
pred@1963: 	{
pred@1963: 		if (strcmp(classname, sc->GetName()) == 0)
pred@1963: 		{
pred@1963: 			return sc;
pred@1963: 		}
pred@1963: 		sc = sc->m_pNext;
pred@1963: 	}
pred@1963: 
pred@1963: 	return NULL;
pred@1963: }
pred@1963: 
pred@1963: CBaseEntity *UTIL_GetCBaseEntity(int num, bool onlyPlayers)
pred@1963: {
pred@1963: 	edict_t *pEdict = engine->PEntityOfEntIndex(num);
pred@1963: 	if (!pEdict || pEdict->IsFree())
pred@1963: 	{
pred@1963: 		return NULL;
pred@1963: 	}
pred@1963: 
pred@2001: 	if (num > 0 && num <= playerhelpers->GetMaxClients())
pred@1963: 	{
pred@1963: 		IGamePlayer *pPlayer = playerhelpers->GetGamePlayer(pEdict);
pred@1963: 		if (!pPlayer || !pPlayer->IsConnected())
pred@1963: 		{
pred@1963: 			return NULL;
pred@1963: 		}
pred@1963: 	}
pred@1963: 	else if (onlyPlayers)
pred@1963: 	{
pred@1963: 		return NULL;
pred@1963: 	}
pred@1963: 
pred@1963: 	IServerUnknown *pUnk;
pred@1963: 	if ((pUnk=pEdict->GetUnknown()) == NULL)
pred@1963: 	{
pred@1963: 		return NULL;
pred@1963: 	}
pred@1963: 
pred@1963: 	return pUnk->GetBaseEntity();
pred@1963: }