FilteringWrapper.h

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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* vim: set ts=8 sts=2 et sw=2 tw=80: */

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef __FilteringWrapper_h__

#define __FilteringWrapper_h__

#include "XrayWrapper.h"

#include "mozilla/Attributes.h"

#include "mozilla/Maybe.h"

#include "js/CallNonGenericMethod.h"

#include "js/Wrapper.h"

namespace xpc {

template <typename Base, typename Policy>

class FilteringWrapper : public Base {

 public:

  constexpr explicit FilteringWrapper(unsigned flags) : Base(flags) {}

  virtual bool enter(JSContext* cx, JS::Handle<JSObject*> wrapper,

                     JS::Handle<jsid> id, js::Wrapper::Action act,

                     bool mayThrow, bool* bp) const override;

  virtual bool getOwnPropertyDescriptor(

      JSContext* cx, JS::Handle<JSObject*> wrapper, JS::Handle<jsid> id,

      JS::MutableHandle<mozilla::Maybe<JS::PropertyDescriptor>> desc)

      const override;

  virtual bool ownPropertyKeys(JSContext* cx, JS::Handle<JSObject*> wrapper,

                               JS::MutableHandleIdVector props) const override;

  virtual bool getOwnEnumerablePropertyKeys(

      JSContext* cx, JS::Handle<JSObject*> wrapper,

      JS::MutableHandleIdVector props) const override;

  virtual bool enumerate(JSContext* cx, JS::Handle<JSObject*> wrapper,

                         JS::MutableHandleIdVector props) const override;

  virtual bool call(JSContext* cx, JS::Handle<JSObject*> wrapper,

                    const JS::CallArgs& args) const override;

  virtual bool construct(JSContext* cx, JS::Handle<JSObject*> wrapper,

                         const JS::CallArgs& args) const override;

  virtual bool nativeCall(JSContext* cx, JS::IsAcceptableThis test,

                          JS::NativeImpl impl,

                          const JS::CallArgs& args) const override;

  virtual bool getPrototype(JSContext* cx, JS::HandleObject wrapper,

                            JS::MutableHandleObject protop) const override;

  static const FilteringWrapper singleton;

};

}  // namespace xpc

#endif /* __FilteringWrapper_h__ */