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/*
* Copyright (C) 2005-2012 Team XBMC
* http://www.xbmc.org
*
* This Program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* 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 XBMC; see the file COPYING. If not, write to
* <http://www.gnu.org/licenses/>.
*
*/
#pragma once
#include <windows.h>
#include "commons/Exception.h"
namespace XbmcThreads
{
/**
* A thin wrapper around windows thread specific storage
* functionality.
*/
template <typename T> class ThreadLocal
{
DWORD key;
public:
inline ThreadLocal()
{
if ((key = TlsAlloc()) == TLS_OUT_OF_INDEXES)
throw XbmcCommons::UncheckedException("Ran out of Windows TLS Indexes. Windows Error Code %d",(int)GetLastError());
}
inline ~ThreadLocal()
{
if (!TlsFree(key))
throw XbmcCommons::UncheckedException("Failed to free Tls %d, Windows Error Code %d",(int)key, (int)GetLastError());
}
inline void set(T* val)
{
if (!TlsSetValue(key,(LPVOID)val))
throw XbmcCommons::UncheckedException("Failed to set Tls %d, Windows Error Code %d",(int)key, (int)GetLastError());
}
inline T* get() { return (T*)TlsGetValue(key); }
};
}
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