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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 <wtf/Forward.h>
#include <wtf/PassRefPtr.h>
#include <wtf/ThreadSafeRefCounted.h>
#include <wtf/text/StringHash.h>
class WorkQueue;
namespace WebCore {
class SecurityOrigin;
}
namespace WebKit {
struct SecurityOriginData;
class LocalStorageDatabaseTracker;
class WebProcessProxy;
class StorageManager : public CoreIPC::Connection::WorkQueueMessageReceiver {
public:
static PassRefPtr<StorageManager> create();
~StorageManager();
void setLocalStorageDirectory(const String&);
void createSessionStorageNamespace(uint64_t storageNamespaceID, CoreIPC::Connection* allowedConnection, unsigned quotaInBytes);
void destroySessionStorageNamespace(uint64_t storageNamespaceID);
void setAllowedSessionStorageNamespaceConnection(uint64_t storageNamespaceID, CoreIPC::Connection* allowedConnection);
void cloneSessionStorageNamespace(uint64_t storageNamespaceID, uint64_t newStorageNamespaceID);
void processWillOpenConnection(WebProcessProxy*);
void processWillCloseConnection(WebProcessProxy*);
// FIXME: Instead of a context + C function, this should take a WTF::Function, but we currently don't
// support arguments in functions.
void getOrigins(FunctionDispatcher* callbackDispatcher, void* context, void (*callback)(const Vector<RefPtr<WebCore::SecurityOrigin> >& securityOrigins, void* context));
void deleteEntriesForOrigin(WebCore::SecurityOrigin*);
void deleteAllEntries();
private:
StorageManager();
// CoreIPC::Connection::WorkQueueMessageReceiver.
virtual void didReceiveMessage(CoreIPC::Connection*, CoreIPC::MessageDecoder&) OVERRIDE;
virtual void didReceiveSyncMessage(CoreIPC::Connection*, CoreIPC::MessageDecoder&, OwnPtr<CoreIPC::MessageEncoder>& replyEncoder) OVERRIDE;
// Message handlers.
void createLocalStorageMap(CoreIPC::Connection*, uint64_t storageMapID, uint64_t storageNamespaceID, const SecurityOriginData&);
void createSessionStorageMap(CoreIPC::Connection*, uint64_t storageMapID, uint64_t storageNamespaceID, const SecurityOriginData&);
void destroyStorageMap(CoreIPC::Connection*, uint64_t storageMapID);
void getValues(CoreIPC::Connection*, uint64_t storageMapID, uint64_t storageMapSeed, HashMap<String, String>& values);
void setItem(CoreIPC::Connection*, uint64_t storageAreaID, uint64_t sourceStorageAreaID, uint64_t storageMapSeed, const String& key, const String& value, const String& urlString);
void removeItem(CoreIPC::Connection*, uint64_t storageMapID, uint64_t sourceStorageAreaID, uint64_t storageMapSeed, const String& key, const String& urlString);
void clear(CoreIPC::Connection*, uint64_t storageMapID, uint64_t sourceStorageAreaID, uint64_t storageMapSeed, const String& urlString);
void createSessionStorageNamespaceInternal(uint64_t storageNamespaceID, CoreIPC::Connection* allowedConnection, unsigned quotaInBytes);
void destroySessionStorageNamespaceInternal(uint64_t storageNamespaceID);
void setAllowedSessionStorageNamespaceConnectionInternal(uint64_t storageNamespaceID, CoreIPC::Connection* allowedConnection);
void cloneSessionStorageNamespaceInternal(uint64_t storageNamespaceID, uint64_t newStorageNamespaceID);
void invalidateConnectionInternal(CoreIPC::Connection*);
class StorageArea;
StorageArea* findStorageArea(CoreIPC::Connection*, uint64_t) const;
class LocalStorageNamespace;
LocalStorageNamespace* getOrCreateLocalStorageNamespace(uint64_t storageNamespaceID);
void getOriginsInternal(FunctionDispatcher* callbackDispatcher, void* context, void (*callback)(const Vector<RefPtr<WebCore::SecurityOrigin> >& securityOrigins, void* context));
void deleteEntriesForOriginInternal(WebCore::SecurityOrigin*);
void deleteAllEntriesInternal();
RefPtr<WorkQueue> m_queue;
RefPtr<LocalStorageDatabaseTracker> m_localStorageDatabaseTracker;
HashMap<uint64_t, RefPtr<LocalStorageNamespace> > m_localStorageNamespaces;
class SessionStorageNamespace;
HashMap<uint64_t, RefPtr<SessionStorageNamespace> > m_sessionStorageNamespaces;
HashMap<std::pair<RefPtr<CoreIPC::Connection>, uint64_t>, RefPtr<StorageArea> > m_storageAreasByConnection;
};
} // namespace WebKit
#endif // StorageManager_h
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