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// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
#ifndef RUNTIME_VM_OS_THREAD_WIN_H_
#define RUNTIME_VM_OS_THREAD_WIN_H_
#if !defined(RUNTIME_VM_OS_THREAD_H_)
#error Do not include os_thread_win.h directly; use os_thread.h instead.
#endif
#include "platform/assert.h"
#include "platform/globals.h"
#include "vm/allocation.h"
namespace dart {
typedef DWORD ThreadLocalKey;
typedef HANDLE ThreadJoinId;
static const ThreadLocalKey kUnsetThreadLocalKey = TLS_OUT_OF_INDEXES;
class ThreadInlineImpl {
private:
ThreadInlineImpl() {}
~ThreadInlineImpl() {}
static uword GetThreadLocal(ThreadLocalKey key) {
ASSERT(key != kUnsetThreadLocalKey);
return reinterpret_cast<uword>(TlsGetValue(key));
}
friend class OSThread;
friend unsigned int __stdcall ThreadEntry(void* data_ptr);
DISALLOW_ALLOCATION();
DISALLOW_COPY_AND_ASSIGN(ThreadInlineImpl);
};
typedef void (*ThreadDestructor)(void* parameter);
class ThreadLocalEntry {
public:
ThreadLocalEntry(ThreadLocalKey key, ThreadDestructor destructor)
: key_(key), destructor_(destructor) {}
ThreadLocalKey key() const { return key_; }
ThreadDestructor destructor() const { return destructor_; }
private:
ThreadLocalKey key_;
ThreadDestructor destructor_;
DISALLOW_ALLOCATION();
};
template <typename T>
class MallocGrowableArray;
class ThreadLocalData : public AllStatic {
public:
static void RunDestructors();
private:
static void AddThreadLocal(ThreadLocalKey key, ThreadDestructor destructor);
static void RemoveThreadLocal(ThreadLocalKey key);
static Mutex* mutex_;
static MallocGrowableArray<ThreadLocalEntry>* thread_locals_;
static void Init();
static void Cleanup();
friend class OS;
friend class OSThread;
};
} // namespace dart
#endif // RUNTIME_VM_OS_THREAD_WIN_H_