a1009aed38
All plugin and include file headers also have been changed to say about GPL3 instead of GPL2. (This day shall henceforth be known as the Eighty Column Massacre of '07) --HG-- extra : convert_revision : svn%3A39bc706e-5318-0410-9160-8a85361fbb7c/trunk%401336
118 lines
3.6 KiB
C++
118 lines
3.6 KiB
C++
/**
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* vim: set ts=4 :
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* =============================================================================
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* SourceMod
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* Copyright (C) 2004-2007 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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#include "sm_globals.h"
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#include "HandleSys.h"
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#include "PluginSys.h"
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static cell_t sm_IsValidHandle(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 err = g_HandleSys.ReadHandle(hndl, 0, NULL, NULL);
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if (err != HandleError_Access
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&& err != HandleError_None)
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{
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return 0;
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}
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return 1;
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}
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static cell_t sm_CloseHandle(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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HandleSecurity sec;
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sec.pIdentity = NULL;
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sec.pOwner = pContext->GetIdentity();
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HandleError err = g_HandleSys.FreeHandle(hndl, &sec);
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if (err == HandleError_None)
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{
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return 1;
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} else if (err == HandleError_Access) {
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return 0;
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} else {
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return pContext->ThrowNativeError("Handle %x is invalid (error %d)", hndl, err);
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}
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}
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static cell_t sm_CloneHandle(IPluginContext *pContext, const cell_t *params)
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{
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Handle_t new_hndl;
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Handle_t hndl = static_cast<Handle_t>(params[1]);
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HandleError err;
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IdentityToken_t *pNewOwner;
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if (params[2] == 0)
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{
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pNewOwner = pContext->GetIdentity();
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} else {
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Handle_t hPlugin = static_cast<Handle_t>(params[2]);
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IPlugin *pPlugin = g_PluginSys.PluginFromHandle(hPlugin, &err);
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if (!pPlugin)
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{
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return pContext->ThrowNativeError("Plugin handle %x is invalid (error %d)", hndl, err);
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}
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pNewOwner = pPlugin->GetIdentity();
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}
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err = g_HandleSys.CloneHandle(hndl, &new_hndl, pNewOwner, NULL);
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if (err == HandleError_Access)
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{
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return 0;
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} else if (err == HandleError_None) {
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return new_hndl;
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} else {
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return pContext->ThrowNativeError("Handle %x cannot be cloned because it is invalid (error %d)", hndl, err);
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}
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}
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static cell_t sm_GetMyHandle(IPluginContext *pContext, const cell_t *params)
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{
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CPlugin *pPlugin = g_PluginSys.GetPluginByCtx(pContext->GetContext());
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return pPlugin->GetMyHandle();
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}
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REGISTER_NATIVES(handles)
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{
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{"IsValidHandle", sm_IsValidHandle},
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{"CloseHandle", sm_CloseHandle},
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{"CloneHandle", sm_CloneHandle},
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{"GetMyHandle", sm_GetMyHandle},
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{NULL, NULL},
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};
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