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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /dom/cache/CacheStorageChild.h | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/cache/CacheStorageChild.h')
-rw-r--r-- | dom/cache/CacheStorageChild.h | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/dom/cache/CacheStorageChild.h b/dom/cache/CacheStorageChild.h new file mode 100644 index 0000000000..3e653b7812 --- /dev/null +++ b/dom/cache/CacheStorageChild.h @@ -0,0 +1,78 @@ +/* -*- 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_CacheStorageChild_h +#define mozilla_dom_cache_CacheStorageChild_h + +#include "mozilla/dom/cache/ActorChild.h" +#include "mozilla/dom/cache/Types.h" +#include "mozilla/dom/cache/PCacheStorageChild.h" + +class nsIGlobalObject; + +namespace mozilla::dom { + +class Promise; + +namespace cache { + +class CacheOpArgs; +class CacheStorage; +class CacheWorkerRef; +class PCacheChild; + +class CacheStorageChild final : public PCacheStorageChild, public ActorChild { + friend class PCacheStorageChild; + + public: + CacheStorageChild(CacheStorage* aListener, + SafeRefPtr<CacheWorkerRef> aWorkerRef); + + // Must be called by the associated CacheStorage listener in its + // DestroyInternal() method. Also, CacheStorage must call + // SendDestroyFromListener() 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(); + + NS_INLINE_DECL_REFCOUNTING(CacheStorageChild, override) + void NoteDeletedActor() override; + + private: + ~CacheStorageChild(); + + void DestroyInternal(); + + // ActorChild methods + // CacheWorkerRef is trying to destroy due to worker shutdown. + virtual void StartDestroy() override; + + // PCacheStorageChild methods + virtual void ActorDestroy(ActorDestroyReason aReason) override; + + PCacheOpChild* AllocPCacheOpChild(const CacheOpArgs& aOpArgs); + + bool DeallocPCacheOpChild(PCacheOpChild* aActor); + + // utility methods + inline uint32_t NumChildActors() { return ManagedPCacheOpChild().Count(); } + + // Use a weak ref so actor does not hold DOM object alive past content use. + // The CacheStorage object must call ClearListener() to null this before its + // destroyed. + CacheStorage* MOZ_NON_OWNING_REF mListener; + bool mDelayedDestroy; +}; + +} // namespace cache +} // namespace mozilla::dom + +#endif // mozilla_dom_cache_CacheStorageChild_h |