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/*
* Copyright (C) 2013 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.
*/
#ifndef StorageManager_h
#define StorageManager_h
#include "Connection.h"
#include "LocalStorageDatabaseTracker.h"
#include <WebCore/SecurityOriginHash.h>
#include <chrono>
#include <wtf/Forward.h>
#include <wtf/HashSet.h>
#include <wtf/ThreadSafeRefCounted.h>
#include <wtf/text/StringHash.h>
namespace WebCore {
class SecurityOrigin;
struct SecurityOriginData;
}
namespace WebKit {
class LocalStorageDatabaseTracker;
class WebProcessProxy;
class StorageManager : public IPC::Connection::WorkQueueMessageReceiver {
public:
static Ref<StorageManager> create(const String& localStorageDirectory);
~StorageManager();
void createSessionStorageNamespace(uint64_t storageNamespaceID, unsigned quotaInBytes);
void destroySessionStorageNamespace(uint64_t storageNamespaceID);
void setAllowedSessionStorageNamespaceConnection(uint64_t storageNamespaceID, IPC::Connection* allowedConnection);
void cloneSessionStorageNamespace(uint64_t storageNamespaceID, uint64_t newStorageNamespaceID);
void processWillOpenConnection(WebProcessProxy&, IPC::Connection&);
void processDidCloseConnection(WebProcessProxy&, IPC::Connection&);
void applicationWillTerminate();
void getSessionStorageOrigins(std::function<void (HashSet<RefPtr<WebCore::SecurityOrigin>>&&)> completionHandler);
void deleteSessionStorageOrigins(std::function<void ()> completionHandler);
void deleteSessionStorageEntriesForOrigins(const Vector<RefPtr<WebCore::SecurityOrigin>>&, std::function<void ()> completionHandler);
void getLocalStorageOrigins(std::function<void (HashSet<RefPtr<WebCore::SecurityOrigin>>&&)> completionHandler);
void deleteLocalStorageEntriesForOrigin(const WebCore::SecurityOrigin&);
void deleteLocalStorageOriginsModifiedSince(std::chrono::system_clock::time_point, std::function<void ()> completionHandler);
void deleteLocalStorageEntriesForOrigins(const Vector<RefPtr<WebCore::SecurityOrigin>>&, std::function<void ()> completionHandler);
void getLocalStorageOriginDetails(std::function<void (Vector<LocalStorageDatabaseTracker::OriginDetails>)> completionHandler);
private:
explicit StorageManager(const String& localStorageDirectory);
// IPC::Connection::WorkQueueMessageReceiver.
virtual void didReceiveMessage(IPC::Connection&, IPC::MessageDecoder&) override;
virtual void didReceiveSyncMessage(IPC::Connection&, IPC::MessageDecoder&, std::unique_ptr<IPC::MessageEncoder>& replyEncoder) override;
// Message handlers.
void createLocalStorageMap(IPC::Connection&, uint64_t storageMapID, uint64_t storageNamespaceID, const WebCore::SecurityOriginData&);
void createTransientLocalStorageMap(IPC::Connection&, uint64_t storageMapID, uint64_t storageNamespaceID, const WebCore::SecurityOriginData& topLevelOriginData, const WebCore::SecurityOriginData&);
void createSessionStorageMap(IPC::Connection&, uint64_t storageMapID, uint64_t storageNamespaceID, const WebCore::SecurityOriginData&);
void destroyStorageMap(IPC::Connection&, uint64_t storageMapID);
void getValues(IPC::Connection&, uint64_t storageMapID, uint64_t storageMapSeed, HashMap<String, String>& values);
void setItem(IPC::Connection&, uint64_t storageAreaID, uint64_t sourceStorageAreaID, uint64_t storageMapSeed, const String& key, const String& value, const String& urlString);
void removeItem(IPC::Connection&, uint64_t storageMapID, uint64_t sourceStorageAreaID, uint64_t storageMapSeed, const String& key, const String& urlString);
void clear(IPC::Connection&, uint64_t storageMapID, uint64_t sourceStorageAreaID, uint64_t storageMapSeed, const String& urlString);
class StorageArea;
StorageArea* findStorageArea(IPC::Connection&, uint64_t) const;
class LocalStorageNamespace;
LocalStorageNamespace* getOrCreateLocalStorageNamespace(uint64_t storageNamespaceID);
class TransientLocalStorageNamespace;
TransientLocalStorageNamespace* getOrCreateTransientLocalStorageNamespace(uint64_t storageNamespaceID, WebCore::SecurityOrigin& topLevelOrigin);
RefPtr<WorkQueue> m_queue;
RefPtr<LocalStorageDatabaseTracker> m_localStorageDatabaseTracker;
HashMap<uint64_t, RefPtr<LocalStorageNamespace>> m_localStorageNamespaces;
HashMap<std::pair<uint64_t, RefPtr<WebCore::SecurityOrigin>>, RefPtr<TransientLocalStorageNamespace>> m_transientLocalStorageNamespaces;
class SessionStorageNamespace;
HashMap<uint64_t, RefPtr<SessionStorageNamespace>> m_sessionStorageNamespaces;
HashMap<std::pair<RefPtr<IPC::Connection>, uint64_t>, RefPtr<StorageArea>> m_storageAreasByConnection;
};
} // namespace WebKit
#endif // StorageManager_h
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