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/*
* Copyright (C) 2010 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 NPRemoteObjectMap_h
#define NPRemoteObjectMap_h
#if ENABLE(PLUGIN_PROCESS)
#include "Connection.h"
#include <WebCore/npruntime.h>
#include <wtf/HashMap.h>
#include <wtf/HashSet.h>
#include <wtf/RefCounted.h>
namespace WebKit {
class NPObjectMessageReceiver;
class NPObjectProxy;
class NPVariantData;
class NPRemoteObjectMap : public RefCounted<NPRemoteObjectMap> {
public:
static PassRefPtr<NPRemoteObjectMap> create(CoreIPC::Connection*);
~NPRemoteObjectMap();
// Creates an NPObjectProxy wrapper for the remote object with the given remote object ID.
NPObject* createNPObjectProxy(uint64_t remoteObjectID);
void npObjectProxyDestroyed(NPObject*);
// Expose the given NPObject as a remote object. Returns the objectID.
uint64_t registerNPObject(NPObject*);
void unregisterNPObject(uint64_t);
// Given an NPVariant, creates an NPVariantData object (a CoreIPC representation of an NPVariant).
NPVariantData npVariantToNPVariantData(const NPVariant&);
// Given an NPVariantData, creates an NPVariant object.
NPVariant npVariantDataToNPVariant(const NPVariantData&);
CoreIPC::Connection* connection() const { return m_connection; }
bool isInvalidating() const { return m_isInvalidating; }
void invalidate();
CoreIPC::SyncReplyMode didReceiveSyncMessage(CoreIPC::Connection* connection, CoreIPC::MessageID messageID, CoreIPC::ArgumentDecoder* arguments, CoreIPC::ArgumentEncoder* reply);
private:
explicit NPRemoteObjectMap(CoreIPC::Connection*);
CoreIPC::Connection* m_connection;
bool m_isInvalidating;
// A map of NPObjectMessageReceiver classes, wrapping objects that we export to the
// other end of the connection.
HashMap<uint64_t, NPObjectMessageReceiver*> m_registeredNPObjects;
// A set of NPObjectProxy objects associated with this map.
HashSet<NPObject*> m_npObjectProxies;
};
} // namespace WebKit
#endif // ENABLE(PLUGIN_PROCESS)
#endif // NPRemoteObjectMap_h
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