Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2             : /* This Source Code Form is subject to the terms of the Mozilla Public
       3             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       4             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       5             : 
       6             : #ifndef mozilla_dom_SharedMessagePortMessage_h
       7             : #define mozilla_dom_SharedMessagePortMessage_h
       8             : 
       9             : #include "mozilla/dom/ipc/StructuredCloneData.h"
      10             : 
      11             : namespace mozilla {
      12             : namespace dom {
      13             : 
      14             : class MessagePortChild;
      15             : class MessagePortMessage;
      16             : class MessagePortParent;
      17             : 
      18             : class SharedMessagePortMessage final : public ipc::StructuredCloneData
      19             : {
      20             : public:
      21           0 :   NS_INLINE_DECL_REFCOUNTING(SharedMessagePortMessage)
      22             : 
      23           0 :   SharedMessagePortMessage()
      24           0 :     : ipc::StructuredCloneData()
      25           0 :   {}
      26             : 
      27             :   // Note that the populated ClonedMessageData borrows the underlying
      28             :   // JSStructuredCloneData from the SharedMessagePortMessage, so the caller is
      29             :   // required to ensure that the ClonedMessageData instances are destroyed prior
      30             :   // to the SharedMessagePortMessage instances.
      31             :   static void
      32             :   FromSharedToMessagesChild(
      33             :                       MessagePortChild* aActor,
      34             :                       const nsTArray<RefPtr<SharedMessagePortMessage>>& aData,
      35             :                       nsTArray<ClonedMessageData>& aArray);
      36             : 
      37             :   static bool
      38             :   FromMessagesToSharedChild(
      39             :                      nsTArray<ClonedMessageData>& aArray,
      40             :                      FallibleTArray<RefPtr<SharedMessagePortMessage>>& aData);
      41             : 
      42             :   // Note that the populated ClonedMessageData borrows the underlying
      43             :   // JSStructuredCloneData from the SharedMessagePortMessage, so the caller is
      44             :   // required to ensure that the ClonedMessageData instances are destroyed prior
      45             :   // to the SharedMessagePortMessage instances.
      46             :   static bool
      47             :   FromSharedToMessagesParent(
      48             :                       MessagePortParent* aActor,
      49             :                       const nsTArray<RefPtr<SharedMessagePortMessage>>& aData,
      50             :                       FallibleTArray<ClonedMessageData>& aArray);
      51             : 
      52             :   static bool
      53             :   FromMessagesToSharedParent(
      54             :                      nsTArray<ClonedMessageData>& aArray,
      55             :                      FallibleTArray<RefPtr<SharedMessagePortMessage>>& aData);
      56             : 
      57             : private:
      58           0 :   ~SharedMessagePortMessage() {}
      59             : };
      60             : 
      61             : } // namespace dom
      62             : } // namespace mozilla
      63             : 
      64             : #endif // mozilla_dom_SharedMessagePortMessage_h