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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef mozilla_dom_SharedMessagePortMessage_h
#define mozilla_dom_SharedMessagePortMessage_h

#include "mozilla/dom/ipc/StructuredCloneData.h"

namespace mozilla {
namespace dom {

class MessagePortChild;
class MessagePortMessage;
class MessagePortParent;

class SharedMessagePortMessage final : public ipc::StructuredCloneData {
 public:
  NS_INLINE_DECL_REFCOUNTING(SharedMessagePortMessage)

  SharedMessagePortMessage() : ipc::StructuredCloneData() {}

  // Note that the populated ClonedMessageData borrows the underlying
  // JSStructuredCloneData from the SharedMessagePortMessage, so the caller is
  // required to ensure that the ClonedMessageData instances are destroyed prior
  // to the SharedMessagePortMessage instances.
  static void FromSharedToMessagesChild(
      MessagePortChild* aActor,
      const nsTArray<RefPtr<SharedMessagePortMessage>>& aData,
      nsTArray<ClonedMessageData>& aArray);

  static bool FromMessagesToSharedChild(
      nsTArray<ClonedMessageData>& aArray,
      FallibleTArray<RefPtr<SharedMessagePortMessage>>& aData);

  // Note that the populated ClonedMessageData borrows the underlying
  // JSStructuredCloneData from the SharedMessagePortMessage, so the caller is
  // required to ensure that the ClonedMessageData instances are destroyed prior
  // to the SharedMessagePortMessage instances.
  static bool FromSharedToMessagesParent(
      MessagePortParent* aActor,
      const nsTArray<RefPtr<SharedMessagePortMessage>>& aData,
      FallibleTArray<ClonedMessageData>& aArray);

  static bool FromMessagesToSharedParent(
      nsTArray<ClonedMessageData>& aArray,
      FallibleTArray<RefPtr<SharedMessagePortMessage>>& aData);

 private:
  ~SharedMessagePortMessage() {}
};

}  // namespace dom
}  // namespace mozilla

#endif  // mozilla_dom_SharedMessagePortMessage_h