// Copyright (c) 2016, 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_KERNEL_ISOLATE_H_
#define RUNTIME_VM_KERNEL_ISOLATE_H_

#if !defined(DART_PRECOMPILED_RUNTIME)

#include "include/dart_api.h"

#include "vm/allocation.h"
#include "vm/dart.h"
#include "vm/os_thread.h"

namespace dart {

class KernelIsolate : public AllStatic {
 public:
  static const char* kName;

  static void Run();

  static bool Exists();
  static bool IsRunning();
  static bool IsKernelIsolate(const Isolate* isolate);
  static Dart_Port WaitForKernelPort();
  static Dart_Port KernelPort() { return kernel_port_; }

  static bool LoadScript(const String& url, const String& source);

 protected:
  static Monitor* monitor_;
  static Dart_IsolateCreateCallback create_callback_;

  static void InitCallback(Isolate* I);
  static void SetKernelIsolate(Isolate* isolate);
  static void SetLoadPort(Dart_Port port);
  static void FinishedInitializing();

  static Dart_Port kernel_port_;
  static Isolate* isolate_;
  static bool initializing_;

  static Dart_IsolateCreateCallback create_callback() {
    return create_callback_;
  }

  friend class Dart;
  friend class RunKernelTask;
};

}  // namespace dart

#endif  // DART_PRECOMPILED_RUNTIME

#endif  // RUNTIME_VM_KERNEL_ISOLATE_H_