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extensions/sdkhooks/util.cpp
author David Anderson <dvander@alliedmods.net>
Thu Aug 08 22:02:42 2013 -0700 (2013-08-08)
changeset 3980 dc7dfcd855dc
parent 3767 7223d0a452a8
child 4054 0964336bb978
permissions -rw-r--r--
More Windows build fix. 
     1 /**
     2  * vim: set ts=4 :
     3  * =============================================================================
     4  * SourceMod Team Fortress 2 Extension
     5  * Copyright (C) 2004-2008 AlliedModders LLC.  All rights reserved.
     6  * =============================================================================
     7  *
     8  * This program is free software; you can redistribute it and/or modify it under
     9  * the terms of the GNU General Public License, version 3.0, as published by the
    10  * Free Software Foundation.
    11  * 
    12  * This program is distributed in the hope that it will be useful, but WITHOUT
    13  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
    14  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
    15  * details.
    16  *
    17  * You should have received a copy of the GNU General Public License along with
    18  * this program.  If not, see <http://www.gnu.org/licenses/>.
    19  *
    20  * As a special exception, AlliedModders LLC gives you permission to link the
    21  * code of this program (as well as its derivative works) to "Half-Life 2," the
    22  * "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
    23  * by the Valve Corporation.  You must obey the GNU General Public License in
    24  * all respects for all other code used.  Additionally, AlliedModders LLC grants
    25  * this exception to all derivative works.  AlliedModders LLC defines further
    26  * exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
    27  * or <http://www.sourcemod.net/license.php>.
    28  *
    29  * Version: $Id$
    30  */
    31 
    32 // ^ ripped from SM's TF2 Extension
    33 
    34 #include "extension.h"
    35 #include "util.h"
    36 
    37 CBaseEntity *UTIL_GetCBaseEntity(int num, bool onlyPlayers)
    38 {
    39 	edict_t *pEdict = PEntityOfEntIndex(num);
    40 	if (!pEdict || pEdict->IsFree())
    41 	{
    42 		return NULL;
    43 	}
    44 
    45 	if (num > 0 && num <= playerhelpers->GetMaxClients())
    46 	{
    47 		IGamePlayer *pPlayer = playerhelpers->GetGamePlayer(pEdict);
    48 		if (!pPlayer || !pPlayer->IsConnected())
    49 		{
    50 			return NULL;
    51 		}
    52 	}
    53 	else if (onlyPlayers)
    54 	{
    55 		return NULL;
    56 	}
    57 
    58 	IServerUnknown *pUnk;
    59 	if ((pUnk=pEdict->GetUnknown()) == NULL)
    60 	{
    61 		return NULL;
    62 	}
    63 
    64 	return pUnk->GetBaseEntity();
    65 }
    66 
    67 bool UTIL_FindDataTable(SendTable *pTable, 
    68 						  const char *name,
    69 						  sm_sendprop_info_t *info,
    70 						  unsigned int offset)
    71 {
    72 	const char *pname;
    73 	int props = pTable->GetNumProps();
    74 	SendProp *prop;
    75 	SendTable *table;
    76 
    77 	for (int i=0; i<props; i++)
    78 	{
    79 		prop = pTable->GetProp(i);
    80 
    81 		if ((table = prop->GetDataTable()) != NULL)
    82 		{
    83 			pname = table->GetName();
    84 			if (pname && strcmp(name, pname) == 0)
    85 			{
    86 				info->prop = prop;
    87 				info->actual_offset = offset + info->prop->GetOffset();
    88 				return true;
    89 			}
    90 
    91 			if (UTIL_FindDataTable(table, 
    92 				name,
    93 				info,
    94 				offset + prop->GetOffset())
    95 				)
    96 			{
    97 				return true;
    98 			}
    99 		}
   100 	}
   101 
   102 	return false;
   103 }
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