michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public michael@0: * License, v. 2.0. If a copy of the MPL was not distributed with this michael@0: * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ michael@0: michael@0: #ifndef nsWrapperCache_h___ michael@0: #define nsWrapperCache_h___ michael@0: michael@0: #include "nsCycleCollectionParticipant.h" michael@0: #include "mozilla/Assertions.h" michael@0: #include "js/Id.h" // must come before js/RootingAPI.h michael@0: #include "js/Value.h" // must come before js/RootingAPI.h michael@0: #include "js/RootingAPI.h" michael@0: #include "js/TracingAPI.h" michael@0: michael@0: class XPCWrappedNativeScope; michael@0: michael@0: #define NS_WRAPPERCACHE_IID \ michael@0: { 0x6f3179a1, 0x36f7, 0x4a5c, \ michael@0: { 0x8c, 0xf1, 0xad, 0xc8, 0x7c, 0xde, 0x3e, 0x87 } } michael@0: michael@0: /** michael@0: * Class to store the wrapper for an object. This can only be used with objects michael@0: * that only have one non-security wrapper at a time (for an XPCWrappedNative michael@0: * this is usually ensured by setting an explicit parent in the PreCreate hook michael@0: * for the class). michael@0: * michael@0: * An instance of nsWrapperCache can be gotten from an object that implements michael@0: * a wrapper cache by calling QueryInterface on it. Note that this breaks XPCOM michael@0: * rules a bit (this object doesn't derive from nsISupports). michael@0: * michael@0: * The cache can store objects other than wrappers. We allow wrappers to use a michael@0: * separate JSObject to store their state (mostly expandos). If the wrapper is michael@0: * collected and we want to preserve this state we actually store the state michael@0: * object in the cache. michael@0: * michael@0: * The cache can store 2 types of objects: michael@0: * michael@0: * If WRAPPER_IS_DOM_BINDING is not set (IsDOMBinding() returns false): michael@0: * - a slim wrapper or the JSObject of an XPCWrappedNative wrapper michael@0: * michael@0: * If WRAPPER_IS_DOM_BINDING is set (IsDOMBinding() returns true): michael@0: * - a DOM binding object (regular JS object or proxy) michael@0: * michael@0: * The finalizer for the wrapper clears the cache. michael@0: * michael@0: * A number of the methods are implemented in nsWrapperCacheInlines.h because we michael@0: * have to include some JS headers that don't play nicely with the rest of the michael@0: * codebase. Include nsWrapperCacheInlines.h if you need to call those methods. michael@0: */ michael@0: class nsWrapperCache michael@0: { michael@0: public: michael@0: NS_DECLARE_STATIC_IID_ACCESSOR(NS_WRAPPERCACHE_IID) michael@0: michael@0: nsWrapperCache() : mWrapper(nullptr), mFlags(0) michael@0: { michael@0: } michael@0: ~nsWrapperCache() michael@0: { michael@0: MOZ_ASSERT(!PreservingWrapper(), michael@0: "Destroying cache with a preserved wrapper!"); michael@0: } michael@0: michael@0: /** michael@0: * Get the cached wrapper. michael@0: * michael@0: * This getter clears the gray bit before handing out the JSObject which means michael@0: * that the object is guaranteed to be kept alive past the next CC. michael@0: */ michael@0: JSObject* GetWrapper() const; michael@0: michael@0: /** michael@0: * Get the cached wrapper. michael@0: * michael@0: * This getter does not change the color of the JSObject meaning that the michael@0: * object returned is not guaranteed to be kept alive past the next CC. michael@0: * michael@0: * This should only be called if you are certain that the return value won't michael@0: * be passed into a JS API function and that it won't be stored without being michael@0: * rooted (or otherwise signaling the stored value to the CC). michael@0: */ michael@0: JSObject* GetWrapperPreserveColor() const michael@0: { michael@0: return GetWrapperJSObject(); michael@0: } michael@0: michael@0: void SetWrapper(JSObject* aWrapper) michael@0: { michael@0: MOZ_ASSERT(!PreservingWrapper(), "Clearing a preserved wrapper!"); michael@0: MOZ_ASSERT(aWrapper, "Use ClearWrapper!"); michael@0: michael@0: SetWrapperJSObject(aWrapper); michael@0: } michael@0: michael@0: /** michael@0: * Clear the wrapper. This should be called from the finalizer for the michael@0: * wrapper. michael@0: */ michael@0: void ClearWrapper() michael@0: { michael@0: MOZ_ASSERT(!PreservingWrapper(), "Clearing a preserved wrapper!"); michael@0: michael@0: SetWrapperJSObject(nullptr); michael@0: } michael@0: michael@0: bool PreservingWrapper() michael@0: { michael@0: return HasWrapperFlag(WRAPPER_BIT_PRESERVED); michael@0: } michael@0: michael@0: void SetIsDOMBinding() michael@0: { michael@0: MOZ_ASSERT(!mWrapper && !(GetWrapperFlags() & ~WRAPPER_IS_DOM_BINDING), michael@0: "This flag should be set before creating any wrappers."); michael@0: SetWrapperFlags(WRAPPER_IS_DOM_BINDING); michael@0: } michael@0: michael@0: bool IsDOMBinding() const michael@0: { michael@0: return HasWrapperFlag(WRAPPER_IS_DOM_BINDING); michael@0: } michael@0: michael@0: /** michael@0: * Wrap the object corresponding to this wrapper cache. If non-null is michael@0: * returned, the object has already been stored in the wrapper cache. michael@0: */ michael@0: virtual JSObject* WrapObject(JSContext* cx) michael@0: { michael@0: MOZ_ASSERT(!IsDOMBinding(), "Someone forgot to override WrapObject"); michael@0: return nullptr; michael@0: } michael@0: michael@0: /** michael@0: * Returns true if the object has a non-gray wrapper. michael@0: */ michael@0: bool IsBlack(); michael@0: michael@0: /** michael@0: * Returns true if the object has a black wrapper, michael@0: * and all the GC things it is keeping alive are black too. michael@0: */ michael@0: bool IsBlackAndDoesNotNeedTracing(nsISupports* aThis); michael@0: michael@0: bool HasNothingToTrace(nsISupports* aThis); michael@0: michael@0: // Only meant to be called by code that preserves a wrapper. michael@0: void SetPreservingWrapper(bool aPreserve) michael@0: { michael@0: if(aPreserve) { michael@0: SetWrapperFlags(WRAPPER_BIT_PRESERVED); michael@0: } michael@0: else { michael@0: UnsetWrapperFlags(WRAPPER_BIT_PRESERVED); michael@0: } michael@0: } michael@0: michael@0: void TraceWrapper(const TraceCallbacks& aCallbacks, void* aClosure) michael@0: { michael@0: if (PreservingWrapper() && mWrapper) { michael@0: aCallbacks.Trace(&mWrapper, "Preserved wrapper", aClosure); michael@0: } michael@0: } michael@0: michael@0: /* michael@0: * The following methods for getting and manipulating flags allow the unused michael@0: * bits of mFlags to be used by derived classes. michael@0: */ michael@0: michael@0: uint32_t GetFlags() const michael@0: { michael@0: return mFlags & ~kWrapperFlagsMask; michael@0: } michael@0: michael@0: bool HasFlag(uint32_t aFlag) const michael@0: { michael@0: MOZ_ASSERT((aFlag & kWrapperFlagsMask) == 0, "Bad flag mask"); michael@0: return !!(mFlags & aFlag); michael@0: } michael@0: michael@0: void SetFlags(uint32_t aFlagsToSet) michael@0: { michael@0: MOZ_ASSERT((aFlagsToSet & kWrapperFlagsMask) == 0, "Bad flag mask"); michael@0: mFlags |= aFlagsToSet; michael@0: } michael@0: michael@0: void UnsetFlags(uint32_t aFlagsToUnset) michael@0: { michael@0: MOZ_ASSERT((aFlagsToUnset & kWrapperFlagsMask) == 0, "Bad flag mask"); michael@0: mFlags &= ~aFlagsToUnset; michael@0: } michael@0: michael@0: void PreserveWrapper(nsISupports* aScriptObjectHolder) michael@0: { michael@0: if (PreservingWrapper()) { michael@0: return; michael@0: } michael@0: michael@0: nsISupports* ccISupports; michael@0: aScriptObjectHolder->QueryInterface(NS_GET_IID(nsCycleCollectionISupports), michael@0: reinterpret_cast(&ccISupports)); michael@0: MOZ_ASSERT(ccISupports); michael@0: michael@0: nsXPCOMCycleCollectionParticipant* participant; michael@0: CallQueryInterface(ccISupports, &participant); michael@0: PreserveWrapper(ccISupports, participant); michael@0: } michael@0: michael@0: void PreserveWrapper(void* aScriptObjectHolder, nsScriptObjectTracer* aTracer) michael@0: { michael@0: if (PreservingWrapper()) { michael@0: return; michael@0: } michael@0: michael@0: HoldJSObjects(aScriptObjectHolder, aTracer); michael@0: SetPreservingWrapper(true); michael@0: #ifdef DEBUG michael@0: // Make sure the cycle collector will be able to traverse to the wrapper. michael@0: CheckCCWrapperTraversal(aScriptObjectHolder, aTracer); michael@0: #endif michael@0: } michael@0: michael@0: void ReleaseWrapper(void* aScriptObjectHolder); michael@0: michael@0: protected: michael@0: void TraceWrapper(JSTracer* aTrc, const char* name) michael@0: { michael@0: if (mWrapper) { michael@0: JS_CallHeapObjectTracer(aTrc, &mWrapper, name); michael@0: } michael@0: } michael@0: michael@0: void PoisonWrapper() michael@0: { michael@0: if (mWrapper) { michael@0: mWrapper.setToCrashOnTouch(); michael@0: } michael@0: } michael@0: michael@0: private: michael@0: JSObject *GetWrapperJSObject() const michael@0: { michael@0: return mWrapper; michael@0: } michael@0: michael@0: void SetWrapperJSObject(JSObject* aWrapper) michael@0: { michael@0: mWrapper = aWrapper; michael@0: UnsetWrapperFlags(kWrapperFlagsMask & ~WRAPPER_IS_DOM_BINDING); michael@0: } michael@0: michael@0: void TraceWrapperJSObject(JSTracer* aTrc, const char* aName); michael@0: michael@0: uint32_t GetWrapperFlags() const michael@0: { michael@0: return mFlags & kWrapperFlagsMask; michael@0: } michael@0: michael@0: bool HasWrapperFlag(uint32_t aFlag) const michael@0: { michael@0: MOZ_ASSERT((aFlag & ~kWrapperFlagsMask) == 0, "Bad wrapper flag bits"); michael@0: return !!(mFlags & aFlag); michael@0: } michael@0: michael@0: void SetWrapperFlags(uint32_t aFlagsToSet) michael@0: { michael@0: MOZ_ASSERT((aFlagsToSet & ~kWrapperFlagsMask) == 0, "Bad wrapper flag bits"); michael@0: mFlags |= aFlagsToSet; michael@0: } michael@0: michael@0: void UnsetWrapperFlags(uint32_t aFlagsToUnset) michael@0: { michael@0: MOZ_ASSERT((aFlagsToUnset & ~kWrapperFlagsMask) == 0, "Bad wrapper flag bits"); michael@0: mFlags &= ~aFlagsToUnset; michael@0: } michael@0: michael@0: static void HoldJSObjects(void* aScriptObjectHolder, michael@0: nsScriptObjectTracer* aTracer); michael@0: michael@0: #ifdef DEBUG michael@0: void CheckCCWrapperTraversal(void* aScriptObjectHolder, michael@0: nsScriptObjectTracer* aTracer); michael@0: #endif // DEBUG michael@0: michael@0: /** michael@0: * If this bit is set then we're preserving the wrapper, which in effect ties michael@0: * the lifetime of the JS object stored in the cache to the lifetime of the michael@0: * native object. We rely on the cycle collector to break the cycle that this michael@0: * causes between the native object and the JS object, so it is important that michael@0: * any native object that supports preserving of its wrapper michael@0: * traces/traverses/unlinks the cached JS object (see michael@0: * NS_IMPL_CYCLE_COLLECTION_TRACE_PRESERVED_WRAPPER, michael@0: * NS_IMPL_CYCLE_COLLECTION_TRAVERSE_SCRIPT_OBJECTS and michael@0: * NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER). michael@0: */ michael@0: enum { WRAPPER_BIT_PRESERVED = 1 << 0 }; michael@0: michael@0: /** michael@0: * If this bit is set then the wrapper for the native object is a DOM binding michael@0: * (regular JS object or proxy). michael@0: */ michael@0: enum { WRAPPER_IS_DOM_BINDING = 1 << 1 }; michael@0: michael@0: enum { kWrapperFlagsMask = (WRAPPER_BIT_PRESERVED | WRAPPER_IS_DOM_BINDING) }; michael@0: michael@0: JS::Heap mWrapper; michael@0: uint32_t mFlags; michael@0: }; michael@0: michael@0: enum { WRAPPER_CACHE_FLAGS_BITS_USED = 2 }; michael@0: michael@0: NS_DEFINE_STATIC_IID_ACCESSOR(nsWrapperCache, NS_WRAPPERCACHE_IID) michael@0: michael@0: #define NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY \ michael@0: if ( aIID.Equals(NS_GET_IID(nsWrapperCache)) ) { \ michael@0: *aInstancePtr = static_cast(this); \ michael@0: return NS_OK; \ michael@0: } michael@0: michael@0: michael@0: // Cycle collector macros for wrapper caches. michael@0: michael@0: #define NS_IMPL_CYCLE_COLLECTION_TRACE_PRESERVED_WRAPPER \ michael@0: tmp->TraceWrapper(aCallbacks, aClosure); michael@0: michael@0: #define NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER \ michael@0: tmp->ReleaseWrapper(p); michael@0: michael@0: #define NS_IMPL_CYCLE_COLLECTION_TRACE_WRAPPERCACHE(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRACE_PRESERVED_WRAPPER \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRACE_END michael@0: michael@0: #define NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_0(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_CLASS(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_END \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_SCRIPT_OBJECTS \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRACE_WRAPPERCACHE(_class) michael@0: michael@0: #define NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_1(_class, _field) \ michael@0: NS_IMPL_CYCLE_COLLECTION_CLASS(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_END \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_SCRIPT_OBJECTS \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRACE_WRAPPERCACHE(_class) michael@0: michael@0: #define NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_2(_class, _field1,\ michael@0: _field2) \ michael@0: NS_IMPL_CYCLE_COLLECTION_CLASS(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field1) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field2) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_END \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field1) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field2) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_SCRIPT_OBJECTS \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRACE_WRAPPERCACHE(_class) michael@0: michael@0: #define NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_3(_class, _field1,\ michael@0: _field2, \ michael@0: _field3) \ michael@0: NS_IMPL_CYCLE_COLLECTION_CLASS(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field1) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field2) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field3) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_END \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field1) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field2) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field3) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_SCRIPT_OBJECTS \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRACE_WRAPPERCACHE(_class) michael@0: michael@0: #define NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_4(_class, _field1,\ michael@0: _field2, \ michael@0: _field3, \ michael@0: _field4) \ michael@0: NS_IMPL_CYCLE_COLLECTION_CLASS(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field1) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field2) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field3) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field4) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_END \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field1) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field2) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field3) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field4) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_SCRIPT_OBJECTS \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRACE_WRAPPERCACHE(_class) michael@0: michael@0: #define NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_5(_class, _field1,\ michael@0: _field2, \ michael@0: _field3, \ michael@0: _field4, \ michael@0: _field5) \ michael@0: NS_IMPL_CYCLE_COLLECTION_CLASS(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field1) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field2) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field3) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field4) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field5) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_END \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field1) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field2) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field3) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field4) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field5) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_SCRIPT_OBJECTS \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRACE_WRAPPERCACHE(_class) michael@0: michael@0: #define NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_6(_class, _field1,\ michael@0: _field2, \ michael@0: _field3, \ michael@0: _field4, \ michael@0: _field5, \ michael@0: _field6) \ michael@0: NS_IMPL_CYCLE_COLLECTION_CLASS(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field1) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field2) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field3) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field4) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field5) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field6) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_END \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field1) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field2) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field3) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field4) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field5) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field6) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_SCRIPT_OBJECTS \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRACE_WRAPPERCACHE(_class) michael@0: michael@0: #define NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_7(_class, _field1,\ michael@0: _field2, \ michael@0: _field3, \ michael@0: _field4, \ michael@0: _field5, \ michael@0: _field6, \ michael@0: _field7) \ michael@0: NS_IMPL_CYCLE_COLLECTION_CLASS(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field1) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field2) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field3) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field4) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field5) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field6) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field7) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_END \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field1) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field2) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field3) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field4) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field5) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field6) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field7) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_SCRIPT_OBJECTS \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRACE_WRAPPERCACHE(_class) michael@0: michael@0: #define NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_8(_class, _field1,\ michael@0: _field2, \ michael@0: _field3, \ michael@0: _field4, \ michael@0: _field5, \ michael@0: _field6, \ michael@0: _field7, \ michael@0: _field8) \ michael@0: NS_IMPL_CYCLE_COLLECTION_CLASS(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field1) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field2) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field3) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field4) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field5) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field6) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field7) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field8) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_END \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field1) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field2) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field3) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field4) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field5) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field6) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field7) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field8) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_SCRIPT_OBJECTS \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRACE_WRAPPERCACHE(_class) michael@0: michael@0: #define NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_9(_class, _field1,\ michael@0: _field2, \ michael@0: _field3, \ michael@0: _field4, \ michael@0: _field5, \ michael@0: _field6, \ michael@0: _field7, \ michael@0: _field8, \ michael@0: _field9) \ michael@0: NS_IMPL_CYCLE_COLLECTION_CLASS(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field1) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field2) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field3) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field4) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field5) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field6) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field7) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field8) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field9) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_END \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field1) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field2) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field3) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field4) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field5) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field6) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field7) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field8) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field9) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_SCRIPT_OBJECTS \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRACE_WRAPPERCACHE(_class) michael@0: michael@0: #define NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_10(_class, _field1,\ michael@0: _field2, \ michael@0: _field3, \ michael@0: _field4, \ michael@0: _field5, \ michael@0: _field6, \ michael@0: _field7, \ michael@0: _field8, \ michael@0: _field9, \ michael@0: _field10) \ michael@0: NS_IMPL_CYCLE_COLLECTION_CLASS(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field1) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field2) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field3) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field4) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field5) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field6) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field7) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field8) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field9) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field10) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_END \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field1) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field2) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field3) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field4) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field5) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field6) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field7) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field8) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field9) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field10) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_SCRIPT_OBJECTS \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRACE_WRAPPERCACHE(_class) michael@0: michael@0: #define NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_11(_class, \ michael@0: _field1, \ michael@0: _field2, \ michael@0: _field3, \ michael@0: _field4, \ michael@0: _field5, \ michael@0: _field6, \ michael@0: _field7, \ michael@0: _field8, \ michael@0: _field9, \ michael@0: _field10, \ michael@0: _field11) \ michael@0: NS_IMPL_CYCLE_COLLECTION_CLASS(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field1) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field2) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field3) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field4) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field5) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field6) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field7) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field8) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field9) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field10) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field11) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_END \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field1) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field2) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field3) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field4) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field5) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field6) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field7) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field8) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field9) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field10) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field11) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_SCRIPT_OBJECTS \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRACE_WRAPPERCACHE(_class) michael@0: michael@0: #define NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_12(_class, \ michael@0: _field1, \ michael@0: _field2, \ michael@0: _field3, \ michael@0: _field4, \ michael@0: _field5, \ michael@0: _field6, \ michael@0: _field7, \ michael@0: _field8, \ michael@0: _field9, \ michael@0: _field10, \ michael@0: _field11, \ michael@0: _field12) \ michael@0: NS_IMPL_CYCLE_COLLECTION_CLASS(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field1) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field2) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field3) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field4) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field5) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field6) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field7) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field8) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field9) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field10) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field11) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field12) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_END \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field1) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field2) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field3) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field4) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field5) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field6) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field7) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field8) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field9) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field10) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field11) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field12) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_SCRIPT_OBJECTS \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRACE_WRAPPERCACHE(_class) michael@0: michael@0: #define NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_13(_class, \ michael@0: _field1, \ michael@0: _field2, \ michael@0: _field3, \ michael@0: _field4, \ michael@0: _field5, \ michael@0: _field6, \ michael@0: _field7, \ michael@0: _field8, \ michael@0: _field9, \ michael@0: _field10, \ michael@0: _field11, \ michael@0: _field12, \ michael@0: _field13) \ michael@0: NS_IMPL_CYCLE_COLLECTION_CLASS(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field1) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field2) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field3) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field4) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field5) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field6) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field7) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field8) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field9) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field10) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field11) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field12) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK(_field13) \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER \ michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_END \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(_class) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field1) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field2) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field3) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field4) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field5) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field6) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field7) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field8) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field9) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field10) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field11) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field12) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE(_field13) \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_SCRIPT_OBJECTS \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END \ michael@0: NS_IMPL_CYCLE_COLLECTION_TRACE_WRAPPERCACHE(_class) michael@0: michael@0: #endif /* nsWrapperCache_h___ */