chromium/third_party/angle/src/common/tls.cpp

//
// Copyright 2014 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.
//

// tls.cpp: Simple cross-platform interface for thread local storage.

#include "common/tls.h"

#include "common/debug.h"

#ifdef ANGLE_ENABLE_WINDOWS_UWP
#    include <map>
#    include <mutex>
#    include <set>
#    include <vector>

#    include <Windows.System.Threading.h>
#    include <wrl/async.h>
#    include <wrl/client.h>

using namespace std;
using namespace Windows::Foundation;
using namespace ABI::Windows::System::Threading;

// Thread local storage for Windows Store support
typedef vector<void *> ThreadLocalData;

static __declspec(thread) ThreadLocalData *currentThreadData = nullptr;
static set<ThreadLocalData *> allThreadData;
static DWORD nextTlsIndex = 0;
static vector<DWORD> freeTlsIndices;

#endif

namespace angle
{

TLSIndex CreateTLSIndex(PthreadKeyDestructor destructor)
{ … }

bool DestroyTLSIndex(TLSIndex index)
{ … }

bool SetTLSValue(TLSIndex index, void *value)
{ … }

void *GetTLSValue(TLSIndex index)
{ … }

}  // namespace angle