From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 02:47:55 +0200
Subject: Adding upstream version 124.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 dom/localstorage/LSDatabase.h | 105 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 105 insertions(+)
 create mode 100644 dom/localstorage/LSDatabase.h

(limited to 'dom/localstorage/LSDatabase.h')

diff --git a/dom/localstorage/LSDatabase.h b/dom/localstorage/LSDatabase.h
new file mode 100644
index 0000000000..b85798eeac
--- /dev/null
+++ b/dom/localstorage/LSDatabase.h
@@ -0,0 +1,105 @@
+/* -*- 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_localstorage_LSDatabase_h
+#define mozilla_dom_localstorage_LSDatabase_h
+
+#include <cstdint>
+#include "ErrorList.h"
+#include "mozilla/Assertions.h"
+#include "mozilla/StaticPtr.h"
+#include "nsISupports.h"
+#include "nsString.h"
+#include "nsTArrayForwardDeclare.h"
+
+namespace mozilla::dom {
+
+class LSDatabaseChild;
+class LSNotifyInfo;
+class LSObject;
+class LSSnapshot;
+
+class LSDatabase final {
+  class Observer;
+
+  LSDatabaseChild* mActor;
+
+  LSSnapshot* mSnapshot;
+
+  const nsCString mOrigin;
+
+  bool mAllowedToClose;
+  bool mRequestedAllowToClose;
+
+  static StaticRefPtr<Observer> sObserver;
+
+ public:
+  explicit LSDatabase(const nsACString& aOrigin);
+
+  static LSDatabase* Get(const nsACString& aOrigin);
+
+  NS_INLINE_DECL_REFCOUNTING(LSDatabase)
+
+  void AssertIsOnOwningThread() const { NS_ASSERT_OWNINGTHREAD(LSDatabase); }
+
+  void SetActor(LSDatabaseChild* aActor);
+
+  void ClearActor() {
+    AssertIsOnOwningThread();
+    MOZ_ASSERT(mActor);
+
+    mActor = nullptr;
+  }
+
+  bool IsAllowedToClose() const {
+    AssertIsOnOwningThread();
+
+    return mAllowedToClose;
+  }
+
+  void RequestAllowToClose();
+
+  void NoteFinishedSnapshot(LSSnapshot* aSnapshot);
+
+  nsresult GetLength(LSObject* aObject, uint32_t* aResult);
+
+  nsresult GetKey(LSObject* aObject, uint32_t aIndex, nsAString& aResult);
+
+  nsresult GetItem(LSObject* aObject, const nsAString& aKey,
+                   nsAString& aResult);
+
+  nsresult GetKeys(LSObject* aObject, nsTArray<nsString>& aKeys);
+
+  nsresult SetItem(LSObject* aObject, const nsAString& aKey,
+                   const nsAString& aValue, LSNotifyInfo& aNotifyInfo);
+
+  nsresult RemoveItem(LSObject* aObject, const nsAString& aKey,
+                      LSNotifyInfo& aNotifyInfo);
+
+  nsresult Clear(LSObject* aObject, LSNotifyInfo& aNotifyInfo);
+
+  nsresult BeginExplicitSnapshot(LSObject* aObject);
+
+  nsresult CheckpointExplicitSnapshot();
+
+  nsresult EndExplicitSnapshot();
+
+  bool HasSnapshot() const;
+
+  int64_t GetSnapshotUsage() const;
+
+ private:
+  ~LSDatabase();
+
+  nsresult EnsureSnapshot(LSObject* aObject, const nsAString& aKey,
+                          bool aExplicit = false);
+
+  void AllowToClose();
+};
+
+}  // namespace mozilla::dom
+
+#endif  // mozilla_dom_localstorage_LSDatabase_h
-- 
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