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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /dom/indexedDB/FileInfo.h
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/indexedDB/FileInfo.h')
-rw-r--r--dom/indexedDB/FileInfo.h69
1 files changed, 69 insertions, 0 deletions
diff --git a/dom/indexedDB/FileInfo.h b/dom/indexedDB/FileInfo.h
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+++ b/dom/indexedDB/FileInfo.h
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+/* -*- 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 DOM_INDEXEDDB_FILEINFO_H_
+#define DOM_INDEXEDDB_FILEINFO_H_
+
+#include "nsISupportsImpl.h"
+#include "nsCOMPtr.h"
+#include "SafeRefPtr.h"
+
+namespace mozilla::dom::indexedDB {
+
+class FileInfoBase {
+ public:
+ using IdType = int64_t;
+
+ IdType Id() const { return mFileId; }
+
+ protected:
+ explicit FileInfoBase(const int64_t aFileId) : mFileId(aFileId) {
+ MOZ_ASSERT(mFileId > 0);
+ }
+
+ private:
+ const IdType mFileId;
+};
+
+template <typename FileManager>
+class FileInfo final : public FileInfoBase {
+ public:
+ using AutoLockType = typename FileManager::AutoLockType;
+
+ FileInfo(const typename FileManager::FileInfoManagerGuard& aGuard,
+ SafeRefPtr<FileManager> aFileManager, const int64_t aFileId,
+ const nsrefcnt aInitialDBRefCnt = 0);
+
+ void AddRef();
+ void Release(const bool aSyncDeleteFile = false);
+
+ void UpdateDBRefs(int32_t aDelta);
+
+ void GetReferences(int32_t* aRefCnt, int32_t* aDBRefCnt);
+
+ FileManager& Manager() const;
+
+ nsCOMPtr<nsIFile> GetFileForFileInfo() const;
+
+ void LockedAddRef();
+ bool LockedClearDBRefs(
+ const typename FileManager::FileInfoManagerGuard& aGuard);
+
+ private:
+ void UpdateReferences(ThreadSafeAutoRefCnt& aRefCount, int32_t aDelta,
+ bool aSyncDeleteFile = false);
+
+ void Cleanup();
+
+ ThreadSafeAutoRefCnt mRefCnt;
+ ThreadSafeAutoRefCnt mDBRefCnt;
+
+ const SafeRefPtr<FileManager> mFileManager;
+};
+
+} // namespace mozilla::dom::indexedDB
+
+#endif // DOM_INDEXEDDB_FILEINFO_H_