import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

dom/cache/CacheStreamControlParent.h

@@ -0,0 +1,72 @@
+/* -*- 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_cache_CacheStreamControlParent_h
+#define mozilla_dom_cache_CacheStreamControlParent_h
+
+#include "mozilla/dom/cache/PCacheStreamControlParent.h"
+#include "mozilla/dom/cache/StreamControl.h"
+#include "nsTObserverArray.h"
+
+namespace mozilla {
+namespace ipc {
+class AutoIPCStream;
+} // namespace ipc
+namespace dom {
+namespace cache {
+
+class ReadStream;
+class StreamList;
+
+class CacheStreamControlParent final : public PCacheStreamControlParent
+                                     , public StreamControl
+{
+public:
+  CacheStreamControlParent();
+  ~CacheStreamControlParent();
+
+  void SetStreamList(StreamList* aStreamList);
+  void Close(const nsID& aId);
+  void CloseAll();
+  void Shutdown();
+
+  // StreamControl methods
+  virtual void
+  SerializeControl(CacheReadStream* aReadStreamOut) override;
+
+  virtual void
+  SerializeStream(CacheReadStream* aReadStreamOut, nsIInputStream* aStream,
+                  nsTArray<UniquePtr<mozilla::ipc::AutoIPCStream>>& aStreamCleanupList) override;
+
+private:
+  virtual void
+  NoteClosedAfterForget(const nsID& aId) override;
+
+#ifdef DEBUG
+  virtual void
+  AssertOwningThread() override;
+#endif
+
+  // PCacheStreamControlParent methods
+  virtual void ActorDestroy(ActorDestroyReason aReason) override;
+  virtual bool RecvNoteClosed(const nsID& aId) override;
+
+  void NotifyClose(const nsID& aId);
+  void NotifyCloseAll();
+
+  // Cycle with StreamList via a weak-ref to us.  Cleanup occurs when the actor
+  // is deleted by the PBackground manager.  ActorDestroy() then calls
+  // StreamList::RemoveStreamControl() to clear the weak ref.
+  RefPtr<StreamList> mStreamList;
+
+  NS_DECL_OWNINGTHREAD
+};
+
+} // namespace cache
+} // namespace dom
+} // namespace mozilla
+
+#endif // mozilla_dom_cache_CacheStreamControlParent_h