ossource_win.cpp

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//
// Copyright (c) 2002-2010 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//

#include "compiler/osinclude.h"
//
// This file contains contains the window's specific functions
//

#if !defined(ANGLE_OS_WIN)
#error Trying to build a windows specific file in a non windows build.
#endif


//
// Thread Local Storage Operations
//
OS_TLSIndex OS_AllocTLSIndex()
{
  DWORD dwIndex = TlsAlloc();
  if (dwIndex == TLS_OUT_OF_INDEXES) {
    assert(0 && "OS_AllocTLSIndex(): Unable to allocate Thread Local Storage");
    return OS_INVALID_TLS_INDEX;
  }

  return dwIndex;
}


bool OS_SetTLSValue(OS_TLSIndex nIndex, void *lpvValue)
{
  if (nIndex == OS_INVALID_TLS_INDEX) {
    assert(0 && "OS_SetTLSValue(): Invalid TLS Index");
    return false;
  }

  if (TlsSetValue(nIndex, lpvValue))
    return true;
  else
    return false;
}


bool OS_FreeTLSIndex(OS_TLSIndex nIndex)
{
  if (nIndex == OS_INVALID_TLS_INDEX) {
    assert(0 && "OS_SetTLSValue(): Invalid TLS Index");
    return false;
  }

  if (TlsFree(nIndex))
    return true;
  else
    return false;
}