js/xpconnect/wrappers/FilteringWrapper.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /* vim: set ts=8 sts=4 et sw=4 tw=99: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef __FilteringWrapper_h__
   8 #define __FilteringWrapper_h__
   9
  10 #include "XrayWrapper.h"
  11 #include "mozilla/Attributes.h"
  12 #include "jswrapper.h"
  13 #include "js/CallNonGenericMethod.h"
  14
  15 struct JSPropertyDescriptor;
  16
  17 namespace JS {
  18 class AutoIdVector;
  19 }
  20
  21 namespace xpc {
  22
  23 template <typename Base, typename Policy>
  24 class FilteringWrapper : public Base {
  25   public:
  26     MOZ_CONSTEXPR explicit FilteringWrapper(unsigned flags) : Base(flags) {}
  27
  28     virtual bool getPropertyDescriptor(JSContext* cx, JS::Handle<JSObject*> wrapper,
  29                                        JS::Handle<jsid> id,
  30                                        JS::MutableHandle<JSPropertyDescriptor> desc) const MOZ_OVERRIDE;
  31     virtual bool getOwnPropertyDescriptor(JSContext* cx, JS::Handle<JSObject*> wrapper,
  32                                           JS::Handle<jsid> id,
  33                                           JS::MutableHandle<JSPropertyDescriptor> desc) const MOZ_OVERRIDE;
  34     virtual bool getOwnPropertyNames(JSContext* cx, JS::Handle<JSObject*> wrapper,
  35                                      JS::AutoIdVector& props) const MOZ_OVERRIDE;
  36     virtual bool enumerate(JSContext* cx, JS::Handle<JSObject*> wrapper,
  37                            JS::AutoIdVector& props) const MOZ_OVERRIDE;
  38     virtual bool keys(JSContext* cx, JS::Handle<JSObject*> wrapper,
  39                       JS::AutoIdVector& props) const MOZ_OVERRIDE;
  40     virtual bool iterate(JSContext* cx, JS::Handle<JSObject*> wrapper, unsigned flags,
  41                          JS::MutableHandle<JS::Value> vp) const MOZ_OVERRIDE;
  42     virtual bool nativeCall(JSContext* cx, JS::IsAcceptableThis test, JS::NativeImpl impl,
  43                             JS::CallArgs args) const MOZ_OVERRIDE;
  44
  45     virtual bool defaultValue(JSContext* cx, JS::Handle<JSObject*> obj, JSType hint,
  46                               JS::MutableHandleValue vp) const MOZ_OVERRIDE;
  47
  48     virtual bool enter(JSContext* cx, JS::Handle<JSObject*> wrapper, JS::Handle<jsid> id,
  49                        js::Wrapper::Action act, bool* bp) const MOZ_OVERRIDE;
  50
  51     static const FilteringWrapper singleton;
  52 };
  53
  54 /*
  55  * The HTML5 spec mandates very particular object behavior for cross-origin DOM
  56  * objects (Window and Location), some of which runs contrary to the way that
  57  * other XrayWrappers behave. We use this class to implement those semantics.
  58  */
  59 class CrossOriginXrayWrapper : public SecurityXrayDOM {
  60   public:
  61     explicit CrossOriginXrayWrapper(unsigned flags);
  62
  63     virtual bool getPropertyDescriptor(JSContext* cx, JS::Handle<JSObject*> wrapper,
  64                                        JS::Handle<jsid> id,
  65                                        JS::MutableHandle<JSPropertyDescriptor> desc) const MOZ_OVERRIDE;
  66     virtual bool getOwnPropertyDescriptor(JSContext* cx, JS::Handle<JSObject*> wrapper,
  67                                           JS::Handle<jsid> id,
  68                                           JS::MutableHandle<JSPropertyDescriptor> desc) const MOZ_OVERRIDE;
  69
  70     virtual bool getOwnPropertyNames(JSContext* cx, JS::Handle<JSObject*> wrapper,
  71                                      JS::AutoIdVector& props) const MOZ_OVERRIDE;
  72
  73     virtual bool defineProperty(JSContext* cx, JS::Handle<JSObject*> wrapper,
  74                                 JS::Handle<jsid> id,
  75                                 JS::MutableHandle<JSPropertyDescriptor> desc) const MOZ_OVERRIDE;
  76     virtual bool delete_(JSContext* cx, JS::Handle<JSObject*> wrapper,
  77                          JS::Handle<jsid> id, bool* bp) const MOZ_OVERRIDE;
  78
  79     virtual bool enumerate(JSContext* cx, JS::Handle<JSObject*> wrapper,
  80                            JS::AutoIdVector& props) const MOZ_OVERRIDE;
  81
  82     virtual bool getPrototypeOf(JSContext* cx, JS::HandleObject wrapper,
  83                                 JS::MutableHandleObject protop) const MOZ_OVERRIDE;
  84 };
  85
  86 }
  87
  88 #endif /* __FilteringWrapper_h__ */