mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
b6e35bb4b4
Most of this patch (with the exception of dom/bindings/Codegen.py) was
generated by the following bash script:
#!/bin/bash
function convert() {
echo "Converting $1 to $2..."
find . ! -wholename "*nsprpub*" \
! -wholename "*security/nss*" \
! -wholename "*/.hg*" \
! -wholename "*/.git*" \
! -wholename "obj-*" \
-type f \
\( -iname "*.cpp" \
-o -iname "*.h" \
-o -iname "*.cc" \
-o -iname "*.idl" \
-o -iname "*.ipdl" \
-o -iname "*.ipdlh" \
-o -iname "*.mm" \) | \
xargs -n 1 sed -i -e "s/\b$1\b/$2/g"
}
convert MOZ_DELETE '= delete'
539 lines
24 KiB
C++
539 lines
24 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* vim: set ts=8 sts=4 et sw=4 tw=99: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef XrayWrapper_h
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#define XrayWrapper_h
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#include "mozilla/Attributes.h"
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#include "WrapperFactory.h"
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#include "jswrapper.h"
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// Xray wrappers re-resolve the original native properties on the native
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// object and always directly access to those properties.
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// Because they work so differently from the rest of the wrapper hierarchy,
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// we pull them out of the Wrapper inheritance hierarchy and create a
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// little world around them.
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class nsIPrincipal;
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class XPCWrappedNative;
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namespace xpc {
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namespace XrayUtils {
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bool IsXPCWNHolderClass(const JSClass *clasp);
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bool CloneExpandoChain(JSContext *cx, JSObject *src, JSObject *dst);
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bool
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IsTransparent(JSContext *cx, JS::HandleObject wrapper, JS::HandleId id);
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JSObject *
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GetNativePropertiesObject(JSContext *cx, JSObject *wrapper);
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bool
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HasNativeProperty(JSContext *cx, JS::HandleObject wrapper, JS::HandleId id,
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bool *hasProp);
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}
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enum XrayType {
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XrayForDOMObject,
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XrayForWrappedNative,
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XrayForJSObject,
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XrayForOpaqueObject,
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NotXray
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};
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class XrayTraits
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{
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public:
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XrayTraits() {}
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static JSObject* getTargetObject(JSObject *wrapper) {
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return js::UncheckedUnwrap(wrapper, /* stopAtOuter = */ false);
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}
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virtual bool resolveNativeProperty(JSContext *cx, JS::HandleObject wrapper,
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JS::HandleObject holder, JS::HandleId id,
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JS::MutableHandle<JSPropertyDescriptor> desc) = 0;
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// NB: resolveOwnProperty may decide whether or not to cache what it finds
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// on the holder. If the result is not cached, the lookup will happen afresh
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// for each access, which is the right thing for things like dynamic NodeList
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// properties.
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virtual bool resolveOwnProperty(JSContext *cx, const js::Wrapper &jsWrapper,
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JS::HandleObject wrapper, JS::HandleObject holder,
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JS::HandleId id, JS::MutableHandle<JSPropertyDescriptor> desc);
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bool delete_(JSContext *cx, JS::HandleObject wrapper, JS::HandleId id, bool *bp) {
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*bp = true;
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return true;
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}
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static const char *className(JSContext *cx, JS::HandleObject wrapper, const js::Wrapper& baseInstance) {
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return baseInstance.className(cx, wrapper);
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}
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virtual void preserveWrapper(JSObject *target) = 0;
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bool getExpandoObject(JSContext *cx, JS::HandleObject target,
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JS::HandleObject consumer, JS::MutableHandleObject expandObject);
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JSObject* ensureExpandoObject(JSContext *cx, JS::HandleObject wrapper,
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JS::HandleObject target);
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JSObject* getHolder(JSObject *wrapper);
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JSObject* ensureHolder(JSContext *cx, JS::HandleObject wrapper);
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virtual JSObject* createHolder(JSContext *cx, JSObject *wrapper) = 0;
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JSObject* getExpandoChain(JS::HandleObject obj);
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bool setExpandoChain(JSContext *cx, JS::HandleObject obj, JS::HandleObject chain);
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bool cloneExpandoChain(JSContext *cx, JS::HandleObject dst, JS::HandleObject src);
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private:
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bool expandoObjectMatchesConsumer(JSContext *cx, JS::HandleObject expandoObject,
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nsIPrincipal *consumerOrigin,
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JS::HandleObject exclusiveGlobal);
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bool getExpandoObjectInternal(JSContext *cx, JS::HandleObject target,
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nsIPrincipal *origin, JSObject *exclusiveGlobal,
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JS::MutableHandleObject expandoObject);
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JSObject* attachExpandoObject(JSContext *cx, JS::HandleObject target,
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nsIPrincipal *origin,
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JS::HandleObject exclusiveGlobal);
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XrayTraits(XrayTraits &) = delete;
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const XrayTraits& operator=(XrayTraits &) = delete;
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};
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class XPCWrappedNativeXrayTraits : public XrayTraits
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{
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public:
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enum {
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HasPrototype = 0
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};
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static const XrayType Type = XrayForWrappedNative;
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virtual bool resolveNativeProperty(JSContext *cx, JS::HandleObject wrapper,
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JS::HandleObject holder, JS::HandleId id,
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JS::MutableHandle<JSPropertyDescriptor> desc) MOZ_OVERRIDE;
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virtual bool resolveOwnProperty(JSContext *cx, const js::Wrapper &jsWrapper, JS::HandleObject wrapper,
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JS::HandleObject holder, JS::HandleId id,
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JS::MutableHandle<JSPropertyDescriptor> desc) MOZ_OVERRIDE;
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bool defineProperty(JSContext *cx, JS::HandleObject wrapper, JS::HandleId id,
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JS::MutableHandle<JSPropertyDescriptor> desc,
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JS::Handle<JSPropertyDescriptor> existingDesc, bool *defined);
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virtual bool enumerateNames(JSContext *cx, JS::HandleObject wrapper, unsigned flags,
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JS::AutoIdVector &props);
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static bool call(JSContext *cx, JS::HandleObject wrapper,
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const JS::CallArgs &args, const js::Wrapper& baseInstance);
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static bool construct(JSContext *cx, JS::HandleObject wrapper,
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const JS::CallArgs &args, const js::Wrapper& baseInstance);
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static bool resolveDOMCollectionProperty(JSContext *cx, JS::HandleObject wrapper,
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JS::HandleObject holder, JS::HandleId id,
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JS::MutableHandle<JSPropertyDescriptor> desc);
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static XPCWrappedNative* getWN(JSObject *wrapper);
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virtual void preserveWrapper(JSObject *target) MOZ_OVERRIDE;
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virtual JSObject* createHolder(JSContext *cx, JSObject *wrapper) MOZ_OVERRIDE;
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static const JSClass HolderClass;
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static XPCWrappedNativeXrayTraits singleton;
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};
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class DOMXrayTraits : public XrayTraits
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{
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public:
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enum {
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HasPrototype = 1
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};
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static const XrayType Type = XrayForDOMObject;
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virtual bool resolveNativeProperty(JSContext *cx, JS::HandleObject wrapper,
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JS::HandleObject holder, JS::HandleId id,
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JS::MutableHandle<JSPropertyDescriptor> desc) MOZ_OVERRIDE
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{
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// Xrays for DOM binding objects have a prototype chain that consists of
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// Xrays for the prototypes of the DOM binding object (ignoring changes
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// in the prototype chain made by script, plugins or XBL). All properties for
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// these Xrays are really own properties, either of the instance object or
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// of the prototypes.
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// FIXME https://bugzilla.mozilla.org/show_bug.cgi?id=1072482
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// This should really be:
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// MOZ_CRASH("resolveNativeProperty hook should never be called with HasPrototype = 1");
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// but we can't do that yet because XrayUtils::HasNativeProperty calls this.
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return true;
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}
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virtual bool resolveOwnProperty(JSContext *cx, const js::Wrapper &jsWrapper, JS::HandleObject wrapper,
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JS::HandleObject holder, JS::HandleId id,
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JS::MutableHandle<JSPropertyDescriptor> desc) MOZ_OVERRIDE;
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bool defineProperty(JSContext *cx, JS::HandleObject wrapper, JS::HandleId id,
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JS::MutableHandle<JSPropertyDescriptor> desc,
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JS::Handle<JSPropertyDescriptor> existingDesc, bool *defined);
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virtual bool enumerateNames(JSContext *cx, JS::HandleObject wrapper, unsigned flags,
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JS::AutoIdVector &props);
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static bool call(JSContext *cx, JS::HandleObject wrapper,
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const JS::CallArgs &args, const js::Wrapper& baseInstance);
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static bool construct(JSContext *cx, JS::HandleObject wrapper,
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const JS::CallArgs &args, const js::Wrapper& baseInstance);
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static bool getPrototypeOf(JSContext *cx, JS::HandleObject wrapper,
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JS::HandleObject target,
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JS::MutableHandleObject protop);
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virtual void preserveWrapper(JSObject *target) MOZ_OVERRIDE;
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virtual JSObject* createHolder(JSContext *cx, JSObject *wrapper) MOZ_OVERRIDE;
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static DOMXrayTraits singleton;
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};
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class JSXrayTraits : public XrayTraits
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{
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public:
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enum {
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HasPrototype = 1
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};
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static const XrayType Type = XrayForJSObject;
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virtual bool resolveNativeProperty(JSContext *cx, JS::HandleObject wrapper,
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JS::HandleObject holder, JS::HandleId id,
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JS::MutableHandle<JSPropertyDescriptor> desc) MOZ_OVERRIDE
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{
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MOZ_CRASH("resolveNativeProperty hook should never be called with HasPrototype = 1");
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}
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virtual bool resolveOwnProperty(JSContext *cx, const js::Wrapper &jsWrapper, JS::HandleObject wrapper,
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JS::HandleObject holder, JS::HandleId id,
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JS::MutableHandle<JSPropertyDescriptor> desc) MOZ_OVERRIDE;
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bool delete_(JSContext *cx, JS::HandleObject wrapper, JS::HandleId id, bool *bp);
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bool defineProperty(JSContext *cx, JS::HandleObject wrapper, JS::HandleId id,
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JS::MutableHandle<JSPropertyDescriptor> desc,
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JS::Handle<JSPropertyDescriptor> existingDesc, bool *defined);
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virtual bool enumerateNames(JSContext *cx, JS::HandleObject wrapper, unsigned flags,
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JS::AutoIdVector &props);
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static bool call(JSContext *cx, JS::HandleObject wrapper,
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const JS::CallArgs &args, const js::Wrapper& baseInstance)
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{
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JSXrayTraits &self = JSXrayTraits::singleton;
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JS::RootedObject holder(cx, self.ensureHolder(cx, wrapper));
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if (self.getProtoKey(holder) == JSProto_Function)
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return baseInstance.call(cx, wrapper, args);
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JS::RootedValue v(cx, JS::ObjectValue(*wrapper));
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js_ReportIsNotFunction(cx, v);
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return false;
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}
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static bool construct(JSContext *cx, JS::HandleObject wrapper,
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const JS::CallArgs &args, const js::Wrapper& baseInstance)
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{
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JSXrayTraits &self = JSXrayTraits::singleton;
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JS::RootedObject holder(cx, self.ensureHolder(cx, wrapper));
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if (self.getProtoKey(holder) == JSProto_Function)
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return baseInstance.construct(cx, wrapper, args);
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JS::RootedValue v(cx, JS::ObjectValue(*wrapper));
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js_ReportIsNotFunction(cx, v);
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return false;
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}
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bool getPrototypeOf(JSContext *cx, JS::HandleObject wrapper,
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JS::HandleObject target,
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JS::MutableHandleObject protop)
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{
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JS::RootedObject holder(cx, ensureHolder(cx, wrapper));
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JSProtoKey key = getProtoKey(holder);
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if (isPrototype(holder)) {
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JSProtoKey parentKey = js::ParentKeyForStandardClass(key);
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if (parentKey == JSProto_Null) {
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protop.set(nullptr);
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return true;
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}
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key = parentKey;
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}
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{
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JSAutoCompartment ac(cx, target);
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if (!JS_GetClassPrototype(cx, key, protop))
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return false;
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}
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return JS_WrapObject(cx, protop);
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}
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virtual void preserveWrapper(JSObject *target) MOZ_OVERRIDE {
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// In the case of pure JS objects, there is no underlying object, and
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// the target is the canonical representation of state. If it gets
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// collected, then expandos and such should be collected too. So there's
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// nothing to do here.
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}
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enum {
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SLOT_PROTOKEY = 0,
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SLOT_ISPROTOTYPE,
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SLOT_CONSTRUCTOR_FOR,
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SLOT_COUNT
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};
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virtual JSObject* createHolder(JSContext *cx, JSObject *wrapper) MOZ_OVERRIDE;
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static JSProtoKey getProtoKey(JSObject *holder) {
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int32_t key = js::GetReservedSlot(holder, SLOT_PROTOKEY).toInt32();
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return static_cast<JSProtoKey>(key);
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}
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static bool isPrototype(JSObject *holder) {
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return js::GetReservedSlot(holder, SLOT_ISPROTOTYPE).toBoolean();
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}
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static JSProtoKey constructorFor(JSObject *holder) {
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int32_t key = js::GetReservedSlot(holder, SLOT_CONSTRUCTOR_FOR).toInt32();
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return static_cast<JSProtoKey>(key);
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}
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static bool getOwnPropertyFromTargetIfSafe(JSContext *cx,
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JS::HandleObject target,
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JS::HandleObject wrapper,
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JS::HandleId id,
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JS::MutableHandle<JSPropertyDescriptor> desc);
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static const JSClass HolderClass;
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static JSXrayTraits singleton;
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};
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// These traits are used when the target is not Xrayable and we therefore want
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// to make it opaque modulo the usual Xray machinery (like expandos and
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// .wrappedJSObject).
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class OpaqueXrayTraits : public XrayTraits
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{
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public:
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enum {
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HasPrototype = 1
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};
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static const XrayType Type = XrayForOpaqueObject;
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virtual bool resolveNativeProperty(JSContext *cx, JS::HandleObject wrapper,
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JS::HandleObject holder, JS::HandleId id,
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JS::MutableHandle<JSPropertyDescriptor> desc) MOZ_OVERRIDE
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{
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MOZ_CRASH("resolveNativeProperty hook should never be called with HasPrototype = 1");
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}
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virtual bool resolveOwnProperty(JSContext *cx, const js::Wrapper &jsWrapper, JS::HandleObject wrapper,
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JS::HandleObject holder, JS::HandleId id,
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JS::MutableHandle<JSPropertyDescriptor> desc) MOZ_OVERRIDE;
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bool defineProperty(JSContext *cx, JS::HandleObject wrapper, JS::HandleId id,
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JS::MutableHandle<JSPropertyDescriptor> desc,
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JS::Handle<JSPropertyDescriptor> existingDesc, bool *defined)
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{
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*defined = false;
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return true;
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}
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virtual bool enumerateNames(JSContext *cx, JS::HandleObject wrapper, unsigned flags,
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JS::AutoIdVector &props)
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{
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return true;
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}
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static bool call(JSContext *cx, JS::HandleObject wrapper,
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const JS::CallArgs &args, const js::Wrapper& baseInstance)
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{
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JS::RootedValue v(cx, JS::ObjectValue(*wrapper));
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js_ReportIsNotFunction(cx, v);
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return false;
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}
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static bool construct(JSContext *cx, JS::HandleObject wrapper,
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const JS::CallArgs &args, const js::Wrapper& baseInstance)
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{
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JS::RootedValue v(cx, JS::ObjectValue(*wrapper));
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js_ReportIsNotFunction(cx, v);
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return false;
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}
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bool getPrototypeOf(JSContext *cx, JS::HandleObject wrapper,
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JS::HandleObject target,
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JS::MutableHandleObject protop)
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{
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// Opaque wrappers just get targetGlobal.Object.prototype as their
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// prototype. This is preferable to using a null prototype because it
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// lets things like |toString| and |__proto__| work.
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{
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JSAutoCompartment ac(cx, target);
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if (!JS_GetClassPrototype(cx, JSProto_Object, protop))
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return false;
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}
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return JS_WrapObject(cx, protop);
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}
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static const char *className(JSContext *cx, JS::HandleObject wrapper, const js::Wrapper& baseInstance) {
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return "Opaque";
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}
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virtual void preserveWrapper(JSObject *target) MOZ_OVERRIDE { }
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virtual JSObject* createHolder(JSContext *cx, JSObject *wrapper) MOZ_OVERRIDE
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{
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JS::RootedObject global(cx, JS_GetGlobalForObject(cx, wrapper));
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return JS_NewObjectWithGivenProto(cx, nullptr, JS::NullPtr(), global);
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}
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static OpaqueXrayTraits singleton;
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};
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XrayType GetXrayType(JSObject *obj);
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XrayTraits* GetXrayTraits(JSObject *obj);
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// NB: Base *must* derive from JSProxyHandler
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template <typename Base, typename Traits = XPCWrappedNativeXrayTraits >
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class XrayWrapper : public Base {
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public:
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MOZ_CONSTEXPR explicit XrayWrapper(unsigned flags)
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: Base(flags | WrapperFactory::IS_XRAY_WRAPPER_FLAG, Traits::HasPrototype)
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{ };
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/* Standard internal methods. */
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virtual bool getOwnPropertyDescriptor(JSContext *cx, JS::Handle<JSObject*> wrapper, JS::Handle<jsid> id,
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JS::MutableHandle<JSPropertyDescriptor> desc) const MOZ_OVERRIDE;
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virtual bool defineProperty(JSContext *cx, JS::Handle<JSObject*> wrapper, JS::Handle<jsid> id,
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JS::MutableHandle<JSPropertyDescriptor> desc) const MOZ_OVERRIDE;
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virtual bool ownPropertyKeys(JSContext *cx, JS::Handle<JSObject*> wrapper,
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JS::AutoIdVector &props) const MOZ_OVERRIDE;
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virtual bool delete_(JSContext *cx, JS::Handle<JSObject*> wrapper,
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JS::Handle<jsid> id, bool *bp) const MOZ_OVERRIDE;
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virtual bool enumerate(JSContext *cx, JS::Handle<JSObject*> wrapper,
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JS::MutableHandle<JSObject*> objp) const MOZ_OVERRIDE;
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virtual bool getPrototypeOf(JSContext *cx, JS::HandleObject wrapper,
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JS::MutableHandleObject protop) const MOZ_OVERRIDE;
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virtual bool setPrototypeOf(JSContext *cx, JS::HandleObject wrapper,
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JS::HandleObject proto, bool *bp) const MOZ_OVERRIDE;
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virtual bool setImmutablePrototype(JSContext *cx, JS::HandleObject wrapper,
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bool *succeeded) const MOZ_OVERRIDE;
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virtual bool preventExtensions(JSContext *cx, JS::Handle<JSObject*> wrapper, bool *succeeded) const MOZ_OVERRIDE;
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virtual bool isExtensible(JSContext *cx, JS::Handle<JSObject*> wrapper, bool *extensible) const MOZ_OVERRIDE;
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virtual bool has(JSContext *cx, JS::Handle<JSObject*> wrapper, JS::Handle<jsid> id,
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bool *bp) const MOZ_OVERRIDE;
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virtual bool get(JSContext *cx, JS::Handle<JSObject*> wrapper, JS::Handle<JSObject*> receiver,
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JS::Handle<jsid> id, JS::MutableHandle<JS::Value> vp) const MOZ_OVERRIDE;
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virtual bool set(JSContext *cx, JS::Handle<JSObject*> wrapper, JS::Handle<JSObject*> receiver,
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JS::Handle<jsid> id, bool strict, JS::MutableHandle<JS::Value> vp) const MOZ_OVERRIDE;
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virtual bool call(JSContext *cx, JS::Handle<JSObject*> wrapper,
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const JS::CallArgs &args) const MOZ_OVERRIDE;
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virtual bool construct(JSContext *cx, JS::Handle<JSObject*> wrapper,
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const JS::CallArgs &args) const MOZ_OVERRIDE;
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/* SpiderMonkey extensions. */
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virtual bool getPropertyDescriptor(JSContext *cx, JS::Handle<JSObject*> wrapper, JS::Handle<jsid> id,
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JS::MutableHandle<JSPropertyDescriptor> desc) const MOZ_OVERRIDE;
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virtual bool hasOwn(JSContext *cx, JS::Handle<JSObject*> wrapper, JS::Handle<jsid> id,
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bool *bp) const MOZ_OVERRIDE;
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virtual bool getOwnEnumerablePropertyKeys(JSContext *cx, JS::Handle<JSObject*> wrapper,
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JS::AutoIdVector &props) const MOZ_OVERRIDE;
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virtual const char *className(JSContext *cx, JS::HandleObject proxy) const MOZ_OVERRIDE;
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virtual bool defaultValue(JSContext *cx, JS::HandleObject wrapper,
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JSType hint, JS::MutableHandleValue vp)
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const MOZ_OVERRIDE;
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static const XrayWrapper singleton;
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private:
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template <bool HasPrototype>
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typename mozilla::EnableIf<HasPrototype, bool>::Type
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getPrototypeOfHelper(JSContext *cx, JS::HandleObject wrapper,
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JS::HandleObject target, JS::MutableHandleObject protop) const
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|
{
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return Traits::singleton.getPrototypeOf(cx, wrapper, target, protop);
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}
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template <bool HasPrototype>
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typename mozilla::EnableIf<!HasPrototype, bool>::Type
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|
getPrototypeOfHelper(JSContext *cx, JS::HandleObject wrapper,
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|
JS::HandleObject target, JS::MutableHandleObject protop) const
|
|
{
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return Base::getPrototypeOf(cx, wrapper, protop);
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|
}
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|
bool getPrototypeOfHelper(JSContext *cx, JS::HandleObject wrapper,
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JS::HandleObject target, JS::MutableHandleObject protop) const
|
|
{
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return getPrototypeOfHelper<Traits::HasPrototype>(cx, wrapper, target,
|
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protop);
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}
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protected:
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bool getPropertyKeys(JSContext *cx, JS::Handle<JSObject*> wrapper, unsigned flags,
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|
JS::AutoIdVector &props) const;
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|
};
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#define PermissiveXrayXPCWN xpc::XrayWrapper<js::CrossCompartmentWrapper, xpc::XPCWrappedNativeXrayTraits>
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#define SecurityXrayXPCWN xpc::XrayWrapper<js::CrossCompartmentSecurityWrapper, xpc::XPCWrappedNativeXrayTraits>
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|
#define PermissiveXrayDOM xpc::XrayWrapper<js::CrossCompartmentWrapper, xpc::DOMXrayTraits>
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|
#define SecurityXrayDOM xpc::XrayWrapper<js::CrossCompartmentSecurityWrapper, xpc::DOMXrayTraits>
|
|
#define PermissiveXrayJS xpc::XrayWrapper<js::CrossCompartmentWrapper, xpc::JSXrayTraits>
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|
#define PermissiveXrayOpaque xpc::XrayWrapper<js::CrossCompartmentWrapper, xpc::OpaqueXrayTraits>
|
|
#define SCSecurityXrayXPCWN xpc::XrayWrapper<js::SameCompartmentSecurityWrapper, xpc::XPCWrappedNativeXrayTraits>
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|
|
class SandboxProxyHandler : public js::Wrapper {
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|
public:
|
|
MOZ_CONSTEXPR SandboxProxyHandler() : js::Wrapper(0)
|
|
{
|
|
}
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|
|
|
virtual bool getOwnPropertyDescriptor(JSContext *cx, JS::Handle<JSObject*> proxy,
|
|
JS::Handle<jsid> id,
|
|
JS::MutableHandle<JSPropertyDescriptor> desc) const MOZ_OVERRIDE;
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|
|
// We just forward the high-level methods to the BaseProxyHandler versions
|
|
// which implement them in terms of lower-level methods.
|
|
virtual bool has(JSContext *cx, JS::Handle<JSObject*> proxy, JS::Handle<jsid> id,
|
|
bool *bp) const MOZ_OVERRIDE;
|
|
virtual bool get(JSContext *cx, JS::Handle<JSObject*> proxy, JS::Handle<JSObject*> receiver,
|
|
JS::Handle<jsid> id, JS::MutableHandle<JS::Value> vp) const MOZ_OVERRIDE;
|
|
virtual bool set(JSContext *cx, JS::Handle<JSObject*> proxy, JS::Handle<JSObject*> receiver,
|
|
JS::Handle<jsid> id, bool strict, JS::MutableHandle<JS::Value> vp) const MOZ_OVERRIDE;
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|
|
virtual bool getPropertyDescriptor(JSContext *cx, JS::Handle<JSObject*> proxy,
|
|
JS::Handle<jsid> id,
|
|
JS::MutableHandle<JSPropertyDescriptor> desc) const MOZ_OVERRIDE;
|
|
virtual bool hasOwn(JSContext *cx, JS::Handle<JSObject*> proxy, JS::Handle<jsid> id,
|
|
bool *bp) const MOZ_OVERRIDE;
|
|
virtual bool getOwnEnumerablePropertyKeys(JSContext *cx, JS::Handle<JSObject*> proxy,
|
|
JS::AutoIdVector &props) const MOZ_OVERRIDE;
|
|
virtual bool enumerate(JSContext *cx, JS::Handle<JSObject*> proxy,
|
|
JS::MutableHandle<JSObject*> objp) const MOZ_OVERRIDE;
|
|
};
|
|
|
|
extern const SandboxProxyHandler sandboxProxyHandler;
|
|
|
|
// A proxy handler that lets us wrap callables and invoke them with
|
|
// the correct this object, while forwarding all other operations down
|
|
// to them directly.
|
|
class SandboxCallableProxyHandler : public js::Wrapper {
|
|
public:
|
|
MOZ_CONSTEXPR SandboxCallableProxyHandler() : js::Wrapper(0)
|
|
{
|
|
}
|
|
|
|
virtual bool call(JSContext *cx, JS::Handle<JSObject*> proxy,
|
|
const JS::CallArgs &args) const MOZ_OVERRIDE;
|
|
};
|
|
|
|
extern const SandboxCallableProxyHandler sandboxCallableProxyHandler;
|
|
|
|
class AutoSetWrapperNotShadowing;
|
|
|
|
}
|
|
|
|
#endif
|