601 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			601 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /**
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|  * vim: set ts=4 sw=4 tw=99 noet :
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|  * =============================================================================
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|  * SourceMod
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|  * Copyright (C) 2004-2010 AlliedModders LLC.  All rights reserved.
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|  * =============================================================================
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|  *
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|  * This program is free software; you can redistribute it and/or modify it under
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|  * the terms of the GNU General Public License, version 3.0, as published by the
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|  * Free Software Foundation.
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|  * 
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|  * This program is distributed in the hope that it will be useful, but WITHOUT
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|  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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|  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
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|  * details.
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|  *
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|  * You should have received a copy of the GNU General Public License along with
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|  * this program.  If not, see <http://www.gnu.org/licenses/>.
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|  *
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|  * As a special exception, AlliedModders LLC gives you permission to link the
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|  * code of this program (as well as its derivative works) to "Half-Life 2," the
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|  * "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
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|  * by the Valve Corporation.  You must obey the GNU General Public License in
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|  * all respects for all other code used.  Additionally, AlliedModders LLC grants
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|  * this exception to all derivative works.  AlliedModders LLC defines further
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|  * exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
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|  * or <http://www.sourcemod.net/license.php>.
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|  *
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|  * Version: $Id$
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|  */
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| 
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| #include "common_logic.h"
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| #include <IHandleSys.h>
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| #include <ISourceMod.h>
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| #include "CDataPack.h"
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| 
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| HandleType_t g_DataPackType;
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| 
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| class DataPackNatives : 
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| 	public SMGlobalClass,
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| 	public IHandleTypeDispatch
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| {
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| public:
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| 	void OnSourceModAllInitialized()
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| 	{
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| 		HandleAccess hacc;
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| 		TypeAccess tacc;
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| 
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| 		handlesys->InitAccessDefaults(&tacc, &hacc);
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| 		tacc.access[HTypeAccess_Create] = true;
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| 		tacc.access[HTypeAccess_Inherit] = true;
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| 		tacc.ident = g_pCoreIdent;
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| 		hacc.access[HandleAccess_Read] = HANDLE_RESTRICT_OWNER;
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| 
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| 		g_DataPackType = handlesys->CreateType("DataPack", this, 0, &tacc, &hacc, g_pCoreIdent, NULL);
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| 	}
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| 	void OnSourceModShutdown()
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| 	{
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| 		handlesys->RemoveType(g_DataPackType, g_pCoreIdent);
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| 		g_DataPackType = 0;
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| 	}
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| 	void OnHandleDestroy(HandleType_t type, void *object)
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| 	{
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| 		delete reinterpret_cast<CDataPack *>(object);
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| 	}
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| 	bool GetHandleApproxSize(HandleType_t type, void *object, unsigned int *pSize)
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| 	{
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| 		CDataPack *pack = reinterpret_cast<CDataPack *>(object);
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| 		*pSize = sizeof(CDataPack) + pack->GetCapacity();
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| 		return true;
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| 	}
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| };
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| 
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| static cell_t smn_CreateDataPack(IPluginContext *pContext, const cell_t *params)
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| {
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| 	CDataPack *pDataPack = new CDataPack();
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| 
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| 	if (!pDataPack)
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| 	{
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| 		return 0;
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| 	}
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| 
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| 	return handlesys->CreateHandle(g_DataPackType, pDataPack, pContext->GetIdentity(), g_pCoreIdent, NULL);
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| }
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| 
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| static cell_t smn_WritePackCell(IPluginContext *pContext, const cell_t *params)
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| {
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| 	Handle_t hndl = static_cast<Handle_t>(params[1]);
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| 	HandleError herr;
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| 	HandleSecurity sec;
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| 	CDataPack *pDataPack;
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| 
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| 	sec.pOwner = pContext->GetIdentity();
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| 	sec.pIdentity = g_pCoreIdent;
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| 
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| 	if ((herr=handlesys->ReadHandle(hndl, g_DataPackType, &sec, (void **)&pDataPack))
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| 		!= HandleError_None)
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| 	{
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| 		return pContext->ThrowNativeError("Invalid data pack handle %x (error %d).", hndl, herr);
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| 	}
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| 
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| 	bool insert = (params[0] >= 3) ? params[3] : false;
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| 	if (!insert)
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| 	{
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| 		pDataPack->RemoveItem();
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| 	}
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| 
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| 	pDataPack->PackCell(params[2]);
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| 
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| 	return 1;
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| }
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| 
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| static cell_t smn_WritePackFloat(IPluginContext *pContext, const cell_t *params)
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| {
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| 	Handle_t hndl = static_cast<Handle_t>(params[1]);
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| 	HandleError herr;
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| 	HandleSecurity sec;
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| 	CDataPack *pDataPack;
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| 
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| 	sec.pOwner = pContext->GetIdentity();
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| 	sec.pIdentity = g_pCoreIdent;
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| 
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| 	if ((herr=handlesys->ReadHandle(hndl, g_DataPackType, &sec, (void **)&pDataPack))
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| 		!= HandleError_None)
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| 	{
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| 		return pContext->ThrowNativeError("Invalid data pack handle %x (error %d).", hndl, herr);
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| 	}
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| 
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| 	bool insert = (params[0] >= 3) ? params[3] : false;
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| 	if (!insert)
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| 	{
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| 		pDataPack->RemoveItem();
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| 	}
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| 
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| 	pDataPack->PackFloat(sp_ctof(params[2]));
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| 
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| 	return 1;
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| }
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| 
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| static cell_t smn_WritePackString(IPluginContext *pContext, const cell_t *params)
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| {
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| 	Handle_t hndl = static_cast<Handle_t>(params[1]);
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| 	HandleError herr;
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| 	HandleSecurity sec;
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| 	CDataPack *pDataPack;
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| 
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| 	sec.pOwner = pContext->GetIdentity();
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| 	sec.pIdentity = g_pCoreIdent;
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| 
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| 	if ((herr=handlesys->ReadHandle(hndl, g_DataPackType, &sec, (void **)&pDataPack))
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| 		!= HandleError_None)
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| 	{
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| 		return pContext->ThrowNativeError("Invalid data pack handle %x (error %d).", hndl, herr);
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| 	}
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| 
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| 	bool insert = (params[0] >= 3) ? params[3] : false;
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| 	if (!insert)
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| 	{
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| 		pDataPack->RemoveItem();
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| 	}
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| 
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| 	char *str;
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| 	pContext->LocalToString(params[2], &str);
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| 	pDataPack->PackString(str);
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| 
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| 	return 1;
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| }
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| 
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| static cell_t smn_WritePackCellArray(IPluginContext *pContext, const cell_t *params)
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| {
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| 	HandleError herr;
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| 	HandleSecurity sec;
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| 	sec.pOwner = pContext->GetIdentity();
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| 	sec.pIdentity = g_pCoreIdent;
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| 
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| 	Handle_t hndl = static_cast<Handle_t>(params[1]);
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| 	CDataPack *pDataPack = nullptr;
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| 	if ((herr = handlesys->ReadHandle(hndl, g_DataPackType, &sec, (void **)&pDataPack))
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| 		!= HandleError_None)
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| 	{
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| 		pContext->ReportError("Invalid data pack handle %x (error %d).", hndl, herr);
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| 		return 0;
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| 	}
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| 
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| 	if (!params[4])
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| 	{
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| 		pDataPack->RemoveItem();
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| 	}
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| 
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| 	cell_t *pArray;
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| 	pContext->LocalToPhysAddr(params[2], &pArray);
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| 	pDataPack->PackCellArray(pArray, params[3]);
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| 
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| 	return 1;
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| }
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| 
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| static cell_t smn_WritePackFloatArray(IPluginContext *pContext, const cell_t *params)
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| {
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| 	HandleError herr;
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| 	HandleSecurity sec;
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| 	sec.pOwner = pContext->GetIdentity();
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| 	sec.pIdentity = g_pCoreIdent;
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| 
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| 	Handle_t hndl = static_cast<Handle_t>(params[1]);
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| 	CDataPack *pDataPack = nullptr;
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| 	if ((herr = handlesys->ReadHandle(hndl, g_DataPackType, &sec, (void **)&pDataPack))
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| 		!= HandleError_None)
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| 	{
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| 		pContext->ReportError("Invalid data pack handle %x (error %d).", hndl, herr);
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| 		return 0;
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| 	}
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| 
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| 	if (!params[4])
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| 	{
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| 		pDataPack->RemoveItem();
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| 	}
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| 
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| 	cell_t *pArray;
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| 	pContext->LocalToPhysAddr(params[2], &pArray);
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| 	pDataPack->PackFloatArray(pArray, params[3]);
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| 
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| 	return 1;
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| }
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| 
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| static cell_t smn_WritePackFunction(IPluginContext *pContext, const cell_t *params)
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| {
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| 	Handle_t hndl = static_cast<Handle_t>(params[1]);
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| 	HandleError herr;
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| 	HandleSecurity sec;
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| 	CDataPack *pDataPack;
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| 
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| 	sec.pOwner = pContext->GetIdentity();
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| 	sec.pIdentity = g_pCoreIdent;
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| 
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| 	if ((herr = handlesys->ReadHandle(hndl, g_DataPackType, &sec, (void **)&pDataPack))
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| 		!= HandleError_None)
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| 	{
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| 		return pContext->ThrowNativeError("Invalid data pack handle %x (error %d).", hndl, herr);
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| 	}
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| 
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| 	bool insert = (params[0] >= 3) ? params[3] : false;
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| 	if (!insert)
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| 	{
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| 		pDataPack->RemoveItem();
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| 	}
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| 
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| 	pDataPack->PackFunction(params[2]);
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| 
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| 	return 1;
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| }
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| 
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| static cell_t smn_ReadPackCell(IPluginContext *pContext, const cell_t *params)
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| {
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| 	Handle_t hndl = static_cast<Handle_t>(params[1]);
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| 	HandleError herr;
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| 	HandleSecurity sec;
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| 	CDataPack *pDataPack;
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| 
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| 	sec.pOwner = pContext->GetIdentity();
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| 	sec.pIdentity = g_pCoreIdent;
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| 
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| 	if ((herr=handlesys->ReadHandle(hndl, g_DataPackType, &sec, (void **)&pDataPack))
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| 		!= HandleError_None)
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| 	{
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| 		return pContext->ThrowNativeError("Invalid data pack handle %x (error %d).", hndl, herr);
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| 	}
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| 
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| 	if (!pDataPack->IsReadable())
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| 	{
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| 		return pContext->ThrowNativeError("Data pack operation is out of bounds.");
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| 	}
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| 
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| 	if (pDataPack->GetCurrentType() != CDataPackType::Cell)
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| 	{
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| 		return pContext->ThrowNativeError("Invalid data pack type (got %d / expected %d).", pDataPack->GetCurrentType(), CDataPackType::Cell);
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| 	}
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| 
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| 	return pDataPack->ReadCell();
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| }
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| 
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| static cell_t smn_ReadPackFloat(IPluginContext *pContext, const cell_t *params)
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| {
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| 	Handle_t hndl = static_cast<Handle_t>(params[1]);
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| 	HandleError herr;
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| 	HandleSecurity sec;
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| 	CDataPack *pDataPack;
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| 
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| 	sec.pOwner = pContext->GetIdentity();
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| 	sec.pIdentity = g_pCoreIdent;
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| 
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| 	if ((herr=handlesys->ReadHandle(hndl, g_DataPackType, &sec, (void **)&pDataPack))
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| 		!= HandleError_None)
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| 	{
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| 		return pContext->ThrowNativeError("Invalid data pack handle %x (error %d).", hndl, herr);
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| 	}
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| 
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| 	if (!pDataPack->IsReadable())
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| 	{
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| 		return pContext->ThrowNativeError("Data pack operation is out of bounds.");
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| 	}
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| 
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| 	if (pDataPack->GetCurrentType() != CDataPackType::Float)
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| 	{
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| 		return pContext->ThrowNativeError("Invalid data pack type (got %d / expected %d).", pDataPack->GetCurrentType(), CDataPackType::Float);
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| 	}
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| 
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| 	return sp_ftoc(pDataPack->ReadFloat());
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| }
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| 
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| static cell_t smn_ReadPackString(IPluginContext *pContext, const cell_t *params)
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| {
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| 	Handle_t hndl = static_cast<Handle_t>(params[1]);
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| 	HandleError herr;
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| 	HandleSecurity sec;
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| 	CDataPack *pDataPack;
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| 
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| 	sec.pOwner = pContext->GetIdentity();
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| 	sec.pIdentity = g_pCoreIdent;
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| 
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| 	if ((herr=handlesys->ReadHandle(hndl, g_DataPackType, &sec, (void **)&pDataPack))
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| 		!= HandleError_None)
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| 	{
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| 		return pContext->ThrowNativeError("Invalid data pack handle %x (error %d).", hndl, herr);
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| 	}
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| 
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| 	if (!pDataPack->IsReadable())
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| 	{
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| 		return pContext->ThrowNativeError("Data pack operation is out of bounds.");
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| 	}
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| 
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| 	if (pDataPack->GetCurrentType() != CDataPackType::String)
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| 	{
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| 		return pContext->ThrowNativeError("Invalid data pack type (got %d / expected %d).", pDataPack->GetCurrentType(), CDataPackType::String);
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| 	}
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| 
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| 	const char *str = pDataPack->ReadString(NULL);
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| 	pContext->StringToLocal(params[2], params[3], str);
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| 
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| 	return 1;
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| }
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| 
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| static cell_t smn_ReadPackFunction(IPluginContext *pContext, const cell_t *params)
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| {
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| 	Handle_t hndl = static_cast<Handle_t>(params[1]);
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| 	HandleError herr;
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| 	HandleSecurity sec;
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| 	CDataPack *pDataPack;
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| 
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| 	sec.pOwner = pContext->GetIdentity();
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| 	sec.pIdentity = g_pCoreIdent;
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| 
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| 	if ((herr = handlesys->ReadHandle(hndl, g_DataPackType, &sec, (void **)&pDataPack))
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| 		!= HandleError_None)
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| 	{
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| 		return pContext->ThrowNativeError("Invalid data pack handle %x (error %d).", hndl, herr);
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| 	}
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| 
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| 	if (!pDataPack->IsReadable())
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| 	{
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| 		return pContext->ThrowNativeError("Data pack operation is out of bounds.");
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| 	}
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| 
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| 	if (pDataPack->GetCurrentType() != CDataPackType::Function)
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| 	{
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| 		return pContext->ThrowNativeError("Invalid data pack type (got %d / expected %d).", pDataPack->GetCurrentType(), CDataPackType::Function);
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| 	}
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| 
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| 	return pDataPack->ReadFunction();
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| }
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| 
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| static cell_t smn_ReadPackCellArray(IPluginContext *pContext, const cell_t *params)
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| {
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| 	HandleError herr; 
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| 	HandleSecurity sec;
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| 	sec.pOwner = pContext->GetIdentity();
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| 	sec.pIdentity = g_pCoreIdent;
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| 
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| 	Handle_t hndl = static_cast<Handle_t>(params[1]);
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| 	CDataPack *pDataPack = nullptr;
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| 	if ((herr = handlesys->ReadHandle(hndl, g_DataPackType, &sec, (void **)&pDataPack))
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| 		!= HandleError_None)
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| 	{
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| 		pContext->ReportError("Invalid data pack handle %x (error %d).", hndl, herr);
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| 		return 0;
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| 	}
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| 
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| 	if (!pDataPack->IsReadable())
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| 	{
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| 		pContext->ReportError("Data pack operation is out of bounds.");
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| 		return 0;
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| 	}
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| 
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| 	if (pDataPack->GetCurrentType() != CDataPackType::CellArray)
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| 	{
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| 		pContext->ReportError("Invalid data pack type (got %d / expected %d).", pDataPack->GetCurrentType(), CDataPackType::CellArray);
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| 		return 0;
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| 	}
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| 
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| 	cell_t packCount = 0;
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| 	cell_t *pData = pDataPack->ReadCellArray(&packCount);
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| 	if(pData == nullptr || packCount == 0)
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| 	{
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| 		pContext->ReportError("Invalid data pack operation: current position isn't an array!");
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| 		return 0;
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| 	}
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| 
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| 	cell_t count = params[3];
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| 	if(packCount > count)
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| 	{
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| 		pContext->ReportError("Input buffer too small (needed %d, got %d).", packCount, count);
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| 		return 0;
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| 	}
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| 	
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| 	cell_t *pArray;
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| 	pContext->LocalToPhysAddr(params[2], &pArray);
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| 
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| 	memcpy(pArray, pData, sizeof(cell_t) * count);
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| 
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| 	return 1;
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| }
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| 
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| static cell_t smn_ReadPackFloatArray(IPluginContext *pContext, const cell_t *params)
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| {
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| 	HandleError herr;
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| 	HandleSecurity sec;
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| 	sec.pOwner = pContext->GetIdentity();
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| 	sec.pIdentity = g_pCoreIdent;
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| 
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| 	Handle_t hndl = static_cast<Handle_t>(params[1]);
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| 	CDataPack *pDataPack = nullptr;
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| 	if ((herr = handlesys->ReadHandle(hndl, g_DataPackType, &sec, (void **)&pDataPack))
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| 		!= HandleError_None)
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| 	{
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| 		pContext->ReportError("Invalid data pack handle %x (error %d).", hndl, herr);
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| 		return 0;
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| 	}
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| 
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| 	if (!pDataPack->IsReadable())
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| 	{
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| 		pContext->ReportError("Data pack operation is out of bounds.");
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| 		return 0;
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| 	}
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| 
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| 	if (pDataPack->GetCurrentType() != CDataPackType::FloatArray)
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| 	{
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| 		pContext->ReportError("Invalid data pack type (got %d / expected %d).", pDataPack->GetCurrentType(), CDataPackType::FloatArray);
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| 		return 0;
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| 	}
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| 
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| 	cell_t packCount = 0;
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| 	cell_t *pData = pDataPack->ReadFloatArray(&packCount);
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| 	if(pData == nullptr || packCount == 0)
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| 	{
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| 		pContext->ReportError("Invalid data pack operation: current position isn't an array!");
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| 		return 0;
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| 	}
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| 
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| 	cell_t count = params[3];
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| 	if(packCount > count)
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| 	{
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| 		pContext->ReportError("Input buffer too small (needed %d, got %d).", packCount, count);
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| 		return 0;
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| 	}
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| 
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| 	cell_t *pArray;
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| 	pContext->LocalToPhysAddr(params[2], &pArray);
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| 
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| 	memcpy(pArray, pData, sizeof(cell_t) * count);
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| 
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| 	return 1;
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| }
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| 
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| static cell_t smn_ResetPack(IPluginContext *pContext, const cell_t *params)
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| {
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| 	Handle_t hndl = static_cast<Handle_t>(params[1]);
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| 	HandleError herr;
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| 	HandleSecurity sec;
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| 	CDataPack *pDataPack;
 | |
| 
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| 	sec.pOwner = pContext->GetIdentity();
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| 	sec.pIdentity = g_pCoreIdent;
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| 
 | |
| 	if ((herr=handlesys->ReadHandle(hndl, g_DataPackType, &sec, (void **)&pDataPack))
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| 		!= HandleError_None)
 | |
| 	{
 | |
| 		return pContext->ThrowNativeError("Invalid data pack handle %x (error %d).", hndl, herr);
 | |
| 	}
 | |
| 
 | |
| 	if (params[2])
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| 	{
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| 		pDataPack->ResetSize();
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| 	}
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| 	else
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| 	{
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| 		pDataPack->Reset();
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| 	}
 | |
| 
 | |
| 	return 1;
 | |
| }
 | |
| 
 | |
| static cell_t smn_GetPackPosition(IPluginContext *pContext, const cell_t *params)
 | |
| {
 | |
| 	Handle_t hndl = static_cast<Handle_t>(params[1]);
 | |
| 	HandleError herr;
 | |
| 	HandleSecurity sec;
 | |
| 	CDataPack *pDataPack;
 | |
| 
 | |
| 	sec.pOwner = pContext->GetIdentity();
 | |
| 	sec.pIdentity = g_pCoreIdent;
 | |
| 
 | |
| 	if ((herr=handlesys->ReadHandle(hndl, g_DataPackType, &sec, (void **)&pDataPack))
 | |
| 		!= HandleError_None)
 | |
| 	{
 | |
| 		return pContext->ThrowNativeError("Invalid data pack handle %x (error %d).", hndl, herr);
 | |
| 	}
 | |
| 
 | |
| 	return static_cast<cell_t>(pDataPack->GetPosition());
 | |
| }
 | |
| 
 | |
| static cell_t smn_SetPackPosition(IPluginContext *pContext, const cell_t *params)
 | |
| {
 | |
| 	Handle_t hndl = static_cast<Handle_t>(params[1]);
 | |
| 	HandleError herr;
 | |
| 	HandleSecurity sec;
 | |
| 	CDataPack *pDataPack;
 | |
| 
 | |
| 	sec.pOwner = pContext->GetIdentity();
 | |
| 	sec.pIdentity = g_pCoreIdent;
 | |
| 
 | |
| 	if ((herr=handlesys->ReadHandle(hndl, g_DataPackType, &sec, (void **)&pDataPack))
 | |
| 		!= HandleError_None)
 | |
| 	{
 | |
| 		return pContext->ThrowNativeError("Invalid data pack handle %x (error %d).", hndl, herr);
 | |
| 	}
 | |
| 
 | |
| 	if (!pDataPack->SetPosition(params[2]))
 | |
| 	{
 | |
| 		return pContext->ThrowNativeError("Invalid data pack position, %d is out of bounds (%d)", params[2], pDataPack->GetCapacity());
 | |
| 	}
 | |
| 
 | |
| 	return 1;
 | |
| }
 | |
| 
 | |
| static cell_t smn_IsPackReadable(IPluginContext *pContext, const cell_t *params)
 | |
| {
 | |
| 	Handle_t hndl = static_cast<Handle_t>(params[1]);
 | |
| 	HandleError herr;
 | |
| 	HandleSecurity sec;
 | |
| 	CDataPack *pDataPack;
 | |
| 
 | |
| 	sec.pOwner = pContext->GetIdentity();
 | |
| 	sec.pIdentity = g_pCoreIdent;
 | |
| 
 | |
| 	if ((herr=handlesys->ReadHandle(hndl, g_DataPackType, &sec, (void **)&pDataPack))
 | |
| 		!= HandleError_None)
 | |
| 	{
 | |
| 		return pContext->ThrowNativeError("Invalid data pack handle %x (error %d).", hndl, herr);
 | |
| 	}
 | |
| 
 | |
| 	return pDataPack->IsReadable(params[2]) ? 1 : 0;
 | |
| }
 | |
| 
 | |
| static DataPackNatives s_DataPackNatives;
 | |
| 
 | |
| REGISTER_NATIVES(datapacknatives)
 | |
| {
 | |
| 	{"CreateDataPack",			smn_CreateDataPack},
 | |
| 	{"WritePackCell",			smn_WritePackCell},
 | |
| 	{"WritePackFloat",			smn_WritePackFloat},
 | |
| 	{"WritePackString",			smn_WritePackString},
 | |
| 	{"WritePackFunction",		smn_WritePackFunction},
 | |
| 	{"ReadPackCell",			smn_ReadPackCell},
 | |
| 	{"ReadPackFloat",			smn_ReadPackFloat},
 | |
| 	{"ReadPackString",			smn_ReadPackString},
 | |
| 	{"ReadPackFunction",		smn_ReadPackFunction},
 | |
| 	{"ResetPack",				smn_ResetPack},
 | |
| 	{"GetPackPosition",			smn_GetPackPosition},
 | |
| 	{"SetPackPosition",			smn_SetPackPosition},
 | |
| 	{"IsPackReadable",			smn_IsPackReadable},
 | |
| 
 | |
| 	// Methodmap versions.
 | |
| 	{"DataPack.DataPack",			smn_CreateDataPack},
 | |
| 	{"DataPack.WriteCell",			smn_WritePackCell},
 | |
| 	{"DataPack.WriteFloat",			smn_WritePackFloat},
 | |
| 	{"DataPack.WriteString",		smn_WritePackString},
 | |
| 	{"DataPack.WriteFunction",		smn_WritePackFunction},
 | |
| 	{"DataPack.WriteCellArray",		smn_WritePackCellArray},
 | |
| 	{"DataPack.WriteFloatArray",	smn_WritePackFloatArray},
 | |
| 	{"DataPack.ReadCell",			smn_ReadPackCell},
 | |
| 	{"DataPack.ReadFloat",			smn_ReadPackFloat},
 | |
| 	{"DataPack.ReadString",			smn_ReadPackString},
 | |
| 	{"DataPack.ReadFunction",		smn_ReadPackFunction},
 | |
| 	{"DataPack.ReadCellArray",		smn_ReadPackCellArray},
 | |
| 	{"DataPack.ReadFloatArray",		smn_ReadPackFloatArray},
 | |
| 	{"DataPack.Reset",				smn_ResetPack},
 | |
| 	{"DataPack.Position.get",		smn_GetPackPosition},
 | |
| 	{"DataPack.Position.set",		smn_SetPackPosition},
 | |
| 	{"DataPack.IsReadable",			smn_IsPackReadable},
 | |
| 	{NULL,							NULL}
 | |
| };
 |