WrapperObject.h (1075B)
1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- 2 * vim: set ts=8 sts=2 et sw=2 tw=80: 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 vm_WrapperObject_h 8 #define vm_WrapperObject_h 9 10 #include "js/Wrapper.h" 11 #include "vm/JSObject.h" 12 #include "vm/ProxyObject.h" 13 14 namespace js { 15 16 // Proxy family for wrappers. 17 // This variable exists solely to provide a unique address for use as an 18 // identifier. 19 extern const char sWrapperFamily; 20 21 class WrapperObject : public ProxyObject {}; 22 23 class CrossCompartmentWrapperObject : public WrapperObject { 24 public: 25 static const unsigned GrayLinkReservedSlot = 1; 26 }; 27 28 } // namespace js 29 30 template <> 31 inline bool JSObject::is<js::WrapperObject>() const { 32 return js::IsWrapper(this); 33 } 34 35 template <> 36 inline bool JSObject::is<js::CrossCompartmentWrapperObject>() const { 37 return js::IsCrossCompartmentWrapper(this); 38 } 39 40 #endif /* vm_WrapperObject_h */