From 2aa4a82499d4becd2284cdb482213d541b8804dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 28 Apr 2024 16:29:10 +0200
Subject: Adding upstream version 86.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 dom/cache/CacheChild.h | 88 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 88 insertions(+)
 create mode 100644 dom/cache/CacheChild.h

(limited to 'dom/cache/CacheChild.h')

diff --git a/dom/cache/CacheChild.h b/dom/cache/CacheChild.h
new file mode 100644
index 0000000000..cfad35a9ed
--- /dev/null
+++ b/dom/cache/CacheChild.h
@@ -0,0 +1,88 @@
+/* -*- 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_CacheChild_h
+#define mozilla_dom_cache_CacheChild_h
+
+#include "mozilla/dom/cache/ActorChild.h"
+#include "mozilla/dom/cache/PCacheChild.h"
+
+class nsIAsyncInputStream;
+class nsIGlobalObject;
+
+namespace mozilla {
+namespace dom {
+
+class Promise;
+
+namespace cache {
+
+class Cache;
+class CacheOpArgs;
+
+class CacheChild final : public PCacheChild, public ActorChild {
+  friend class PCacheChild;
+
+ public:
+  friend class mozilla::detail::BaseAutoLock<CacheChild&>;
+  using AutoLock = mozilla::detail::BaseAutoLock<CacheChild&>;
+
+  CacheChild();
+  ~CacheChild();
+
+  void SetListener(Cache* aListener);
+
+  // Must be called by the associated Cache listener in its DestroyInternal()
+  // method.  Also, Cache must call StartDestroyFromListener() on the actor in
+  // its destructor to trigger ActorDestroy() if it has not been called yet.
+  void ClearListener();
+
+  void ExecuteOp(nsIGlobalObject* aGlobal, Promise* aPromise,
+                 nsISupports* aParent, const CacheOpArgs& aArgs);
+
+  // Our parent Listener object has gone out of scope and is being destroyed.
+  void StartDestroyFromListener();
+
+ private:
+  // ActorChild methods
+
+  // WorkerRef is trying to destroy due to worker shutdown.
+  virtual void StartDestroy() override;
+
+  // PCacheChild methods
+  virtual void ActorDestroy(ActorDestroyReason aReason) override;
+
+  PCacheOpChild* AllocPCacheOpChild(const CacheOpArgs& aOpArgs);
+
+  bool DeallocPCacheOpChild(PCacheOpChild* aActor);
+
+  // utility methods
+  void NoteDeletedActor();
+
+  void MaybeFlushDelayedDestroy();
+
+  // Methods used to temporarily force the actor alive.  Only called from
+  // AutoLock.
+  void Lock();
+
+  void Unlock();
+
+  // Use a weak ref so actor does not hold DOM object alive past content use.
+  // The Cache object must call ClearListener() to null this before its
+  // destroyed.
+  Cache* MOZ_NON_OWNING_REF mListener;
+  uint32_t mNumChildActors;
+  bool mDelayedDestroy;
+  bool mLocked;
+
+  NS_DECL_OWNINGTHREAD
+};
+
+}  // namespace cache
+}  // namespace dom
+}  // namespace mozilla
+
+#endif  // mozilla_dom_cache_CacheChild_h
-- 
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