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/*
* Copyright (C) 2021 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include "Connection.h"
#include "StorageAreaIdentifier.h"
#include "StorageAreaMapIdentifier.h"
#include <wtf/TZoneMalloc.h>
#include <wtf/WorkQueue.h>
namespace WebCore {
struct ClientOrigin;
class SecurityOriginData;
}
namespace WebKit {
class MemoryStorageArea;
class StorageAreaBase;
class StorageAreaRegistry;
class LocalStorageManager {
WTF_MAKE_TZONE_ALLOCATED(LocalStorageManager);
public:
static Vector<WebCore::SecurityOriginData> originsOfLocalStorageData(const String& path);
static String localStorageFilePath(const String& directory, const WebCore::ClientOrigin&);
static String localStorageFilePath(const String& directory);
LocalStorageManager(const String& path, StorageAreaRegistry&);
bool isActive() const;
bool hasDataInMemory() const;
void clearDataInMemory();
void clearDataOnDisk();
void close();
void handleLowMemoryWarning();
void syncLocalStorage();
void connectionClosed(IPC::Connection::UniqueID);
StorageAreaIdentifier connectToLocalStorageArea(IPC::Connection::UniqueID, StorageAreaMapIdentifier, const WebCore::ClientOrigin&, Ref<WorkQueue>&&);
StorageAreaIdentifier connectToTransientLocalStorageArea(IPC::Connection::UniqueID, StorageAreaMapIdentifier, const WebCore::ClientOrigin&);
void cancelConnectToLocalStorageArea(IPC::Connection::UniqueID);
void cancelConnectToTransientLocalStorageArea(IPC::Connection::UniqueID);
void disconnectFromStorageArea(IPC::Connection::UniqueID, StorageAreaIdentifier);
HashMap<String, String> fetchStorageMap() const;
bool setStorageMap(WebCore::ClientOrigin, HashMap<String, String>&&, Ref<WorkQueue>&&);
private:
void connectionClosedForLocalStorageArea(IPC::Connection::UniqueID);
void connectionClosedForTransientStorageArea(IPC::Connection::UniqueID);
StorageAreaBase& ensureLocalStorageArea(const WebCore::ClientOrigin&, Ref<WorkQueue>&&);
MemoryStorageArea& ensureTransientLocalStorageArea(const WebCore::ClientOrigin&);
String m_path;
CheckedRef<StorageAreaRegistry> m_registry;
RefPtr<MemoryStorageArea> m_transientStorageArea;
RefPtr<StorageAreaBase> m_localStorageArea;
};
} // namespace WebKit
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