From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- js/xpconnect/wrappers/ChromeObjectWrapper.h | 42 +++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 js/xpconnect/wrappers/ChromeObjectWrapper.h (limited to 'js/xpconnect/wrappers/ChromeObjectWrapper.h') diff --git a/js/xpconnect/wrappers/ChromeObjectWrapper.h b/js/xpconnect/wrappers/ChromeObjectWrapper.h new file mode 100644 index 0000000000..49ce4fc139 --- /dev/null +++ b/js/xpconnect/wrappers/ChromeObjectWrapper.h @@ -0,0 +1,42 @@ +/* -*- 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 __ChromeObjectWrapper_h__ +#define __ChromeObjectWrapper_h__ + +#include "mozilla/Attributes.h" + +#include "FilteringWrapper.h" + +namespace xpc { + +struct OpaqueWithSilentFailing; + +// When a vanilla chrome JS object is exposed to content, we use a wrapper that +// fails silently on GET, ENUMERATE, and GET_PROPERTY_DESCRIPTOR for legacy +// reasons. For extra security, we override the traps that allow content to pass +// an object to chrome, and perform extra security checks on them. +#define ChromeObjectWrapperBase \ + FilteringWrapper + +class ChromeObjectWrapper : public ChromeObjectWrapperBase { + public: + constexpr ChromeObjectWrapper() : ChromeObjectWrapperBase(0) {} + + virtual bool defineProperty(JSContext* cx, JS::Handle wrapper, + JS::Handle id, + JS::Handle desc, + JS::ObjectOpResult& result) const override; + virtual bool set(JSContext* cx, JS::HandleObject wrapper, JS::HandleId id, + JS::HandleValue v, JS::HandleValue receiver, + JS::ObjectOpResult& result) const override; + + static const ChromeObjectWrapper singleton; +}; + +} /* namespace xpc */ + +#endif /* __ChromeObjectWrapper_h__ */ -- cgit v1.2.3