1 files changed, 131 insertions, 0 deletions
diff --git a/dom/indexedDB/IDBMutableFile.h b/dom/indexedDB/IDBMutableFile.h
new file mode 100644
index 0000000000..7165c34a2b
--- /dev/null
+++ b/dom/indexedDB/IDBMutableFile.h
@@ -0,0 +1,131 @@
+/* -*- 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_idbmutablefile_h__
+#define mozilla_dom_idbmutablefile_h__
+
+#include "js/TypeDecls.h"
+#include "mozilla/Atomics.h"
+#include "mozilla/Attributes.h"
+#include "mozilla/DOMEventTargetHelper.h"
+#include "mozilla/dom/FileModeBinding.h"
+#include "nsCycleCollectionParticipant.h"
+#include "nsHashKeys.h"
+#include "nsString.h"
+#include "nsTHashSet.h"
+
+namespace mozilla {
+
+class ErrorResult;
+
+namespace dom {
+
+class DOMRequest;
+class File;
+class IDBDatabase;
+class IDBFileHandle;
+
+namespace indexedDB {
+class BackgroundMutableFileChild;
+}
+
+class IDBMutableFile final : public DOMEventTargetHelper {
+  RefPtr<IDBDatabase> mDatabase;
+
+  indexedDB::BackgroundMutableFileChild* mBackgroundActor;
+
+  nsTHashSet<IDBFileHandle*> mFileHandles;
+
+  nsString mName;
+  nsString mType;
+
+  Atomic<bool> mInvalidated;
+
+ public:
+  IDBMutableFile(IDBDatabase* aDatabase,
+                 indexedDB::BackgroundMutableFileChild* aActor,
+                 const nsAString& aName, const nsAString& aType);
+
+  void AssertIsOnOwningThread() const
+#ifdef DEBUG
+      ;
+#else
+  {
+  }
+#endif
+
+  indexedDB::BackgroundMutableFileChild* GetBackgroundActor() const {
+    AssertIsOnOwningThread();
+
+    return mBackgroundActor;
+  }
+
+  void ClearBackgroundActor() {
+    AssertIsOnOwningThread();
+
+    mBackgroundActor = nullptr;
+  }
+
+  const nsString& Name() const {
+    AssertIsOnOwningThread();
+
+    return mName;
+  }
+
+  const nsString& Type() const {
+    AssertIsOnOwningThread();
+
+    return mType;
+  }
+
+  void SetLazyData(const nsAString& aName, const nsAString& aType) {
+    mName = aName;
+    mType = aType;
+  }
+
+  int64_t GetFileId() const;
+
+  void Invalidate();
+
+  bool IsInvalidated() const {
+    AssertIsOnOwningThread();
+
+    return mInvalidated;
+  }
+
+  void RegisterFileHandle(IDBFileHandle* aFileHandle);
+
+  void UnregisterFileHandle(IDBFileHandle* aFileHandle);
+
+  void AbortFileHandles();
+
+  // WebIDL
+  void GetName(nsString& aName) const { aName = mName; }
+
+  void GetType(nsString& aType) const { aType = mType; }
+
+  IDBDatabase* Database() const;
+
+  [[nodiscard]] RefPtr<IDBFileHandle> Open(FileMode aMode, ErrorResult& aError);
+
+  IMPL_EVENT_HANDLER(abort)
+  IMPL_EVENT_HANDLER(error)
+
+  NS_DECL_ISUPPORTS_INHERITED
+  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(IDBMutableFile, DOMEventTargetHelper)
+
+  // nsWrapperCache
+  virtual JSObject* WrapObject(JSContext* aCx,
+                               JS::Handle<JSObject*> aGivenProto) override;
+
+ private:
+  ~IDBMutableFile();
+};
+
+}  // namespace dom
+}  // namespace mozilla
+
+#endif  // mozilla_dom_idbmutablefile_h__