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/*
* Copyright (C) 2016-2022 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. ``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
* 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 "InternalFunction.h"
namespace JSC {
class ProxyObject;
class ProxyRevoke final : public InternalFunction {
public:
typedef InternalFunction Base;
static constexpr unsigned StructureFlags = Base::StructureFlags;
template<typename CellType, SubspaceAccess mode>
static GCClient::IsoSubspace* subspaceFor(VM& vm)
{
return vm.proxyRevokeSpace<mode>();
}
static ProxyRevoke* create(VM&, Structure*, ProxyObject*);
DECLARE_INFO;
inline static Structure* createStructure(VM&, JSGlobalObject*, JSValue);
void finishCreation(VM&);
DECLARE_VISIT_CHILDREN;
JSValue proxy() { return m_proxy.get(); }
void setProxyToNull(VM& vm) { return m_proxy.set(vm, this, jsNull()); }
private:
ProxyRevoke(VM&, Structure*, ProxyObject*);
WriteBarrier<Unknown> m_proxy;
};
} // namespace JSC
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