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js/xpconnect/src/nsDOMQS.h@129ffea94266 (annotated)

js/xpconnect/src/nsDOMQS.h

Sat, 03 Jan 2015 20:18:00 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Sat, 03 Jan 2015 20:18:00 +0100

branch

TOR_BUG_3246

changeset 7

129ffea94266

permissions

-rw-r--r--

Conditionally enable double key logic according to:
private browsing mode or privacy.thirdparty.isolate preference and
implement in GetCookieStringCommon and FindCookie where it counts...
With some reservations of how to convince FindCookie users to test
condition and pass a nullptr when disabling double key logic.

michael@0	1	/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
michael@0	2	/* vim: set ts=8 sts=4 et sw=4 tw=99: */
michael@0	3	/* This Source Code Form is subject to the terms of the Mozilla Public
michael@0	4	* License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0	5	* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0	6
michael@0	7	#ifndef nsDOMQS_h__
michael@0	8	#define nsDOMQS_h__
michael@0	9
michael@0	10	#include "nsDOMClassInfoID.h"
michael@0	11	#include "nsGenericHTMLElement.h"
michael@0	12	#include "mozilla/dom/HTMLCanvasElement.h"
michael@0	13	#include "mozilla/dom/HTMLFormElement.h"
michael@0	14	#include "mozilla/dom/HTMLImageElement.h"
michael@0	15	#include "mozilla/dom/HTMLOptionElement.h"
michael@0	16	#include "HTMLOptGroupElement.h"
michael@0	17	#include "mozilla/dom/HTMLVideoElement.h"
michael@0	18	#include "nsHTMLDocument.h"
michael@0	19	#include "nsICSSDeclaration.h"
michael@0	20	#include "nsSVGElement.h"
michael@0	21	#include "mozilla/dom/Event.h"
michael@0	22	#include "mozilla/dom/UIEvent.h"
michael@0	23	#include "mozilla/dom/MouseEvent.h"
michael@0	24	#include "mozilla/dom/EventTargetBinding.h"
michael@0	25	#include "mozilla/dom/NodeBinding.h"
michael@0	26	#include "mozilla/dom/ElementBinding.h"
michael@0	27	#include "mozilla/dom/HTMLElementBinding.h"
michael@0	28	#include "mozilla/dom/DocumentBinding.h"
michael@0	29	#include "mozilla/dom/SVGElementBinding.h"
michael@0	30	#include "mozilla/dom/HTMLDocumentBinding.h"
michael@0	31	#include "XPCQuickStubs.h"
michael@0	32	#include "nsGlobalWindow.h"
michael@0	33
michael@0	34	template<class T>
michael@0	35	struct ProtoIDAndDepth
michael@0	36	{
michael@0	37	enum {
michael@0	38	PrototypeID = mozilla::dom::prototypes::id::_ID_Count,
michael@0	39	Depth = -1
michael@0	40	};
michael@0	41	};
michael@0	42
michael@0	43	#define NEW_BINDING(_native, _id) \
michael@0	44	template<> \
michael@0	45	struct ProtoIDAndDepth<_native> \
michael@0	46	{ \
michael@0	47	enum { \
michael@0	48	PrototypeID = mozilla::dom::prototypes::id::_id, \
michael@0	49	Depth = mozilla::dom::PrototypeTraits< \
michael@0	50	static_cast<mozilla::dom::prototypes::ID>(PrototypeID)>::Depth \
michael@0	51	}; \
michael@0	52	}
michael@0	53
michael@0	54	NEW_BINDING(mozilla::dom::EventTarget, EventTarget);
michael@0	55	NEW_BINDING(nsINode, Node);
michael@0	56	NEW_BINDING(mozilla::dom::Element, Element);
michael@0	57	NEW_BINDING(nsGenericHTMLElement, HTMLElement);
michael@0	58	NEW_BINDING(nsIDocument, Document);
michael@0	59	NEW_BINDING(nsDocument, Document);
michael@0	60	NEW_BINDING(nsHTMLDocument, HTMLDocument);
michael@0	61	NEW_BINDING(nsSVGElement, SVGElement);
michael@0	62	NEW_BINDING(mozilla::dom::Event, Event);
michael@0	63	NEW_BINDING(mozilla::dom::UIEvent, UIEvent);
michael@0	64	NEW_BINDING(mozilla::dom::MouseEvent, MouseEvent);
michael@0	65	NEW_BINDING(nsGlobalWindow, Window);
michael@0	66
michael@0	67	#define DEFINE_UNWRAP_CAST(_interface, _base, _bit) \
michael@0	68	template <> \
michael@0	69	MOZ_ALWAYS_INLINE bool \
michael@0	70	xpc_qsUnwrapThis<_interface>(JSContext *cx, \
michael@0	71	JS::HandleObject obj, \
michael@0	72	_interface **ppThis, \
michael@0	73	nsISupports **pThisRef, \
michael@0	74	JS::MutableHandleValue pThisVal, \
michael@0	75	bool failureFatal) \
michael@0	76	{ \
michael@0	77	nsresult rv; \
michael@0	78	nsISupports *native = \
michael@0	79	castNativeFromWrapper(cx, obj, _bit, \
michael@0	80	ProtoIDAndDepth<_interface>::PrototypeID, \
michael@0	81	ProtoIDAndDepth<_interface>::Depth, \
michael@0	82	pThisRef, pThisVal, &rv); \
michael@0	83	*ppThis = nullptr; /* avoids uninitialized warnings in callers */ \
michael@0	84	if (failureFatal && !native) \
michael@0	85	return xpc_qsThrow(cx, rv); \
michael@0	86	*ppThis = static_cast<_interface*>(static_cast<_base*>(native)); \
michael@0	87	return true; \
michael@0	88	} \
michael@0	89	\
michael@0	90	template <> \
michael@0	91	MOZ_ALWAYS_INLINE nsresult \
michael@0	92	xpc_qsUnwrapArg<_interface>(JSContext *cx, \
michael@0	93	JS::HandleValue v, \
michael@0	94	_interface **ppArg, \
michael@0	95	nsISupports **ppArgRef, \
michael@0	96	JS::MutableHandleValue vp) \
michael@0	97	{ \
michael@0	98	nsresult rv; \
michael@0	99	nsISupports *native = \
michael@0	100	castNativeArgFromWrapper(cx, v, _bit, \
michael@0	101	ProtoIDAndDepth<_interface>::PrototypeID, \
michael@0	102	ProtoIDAndDepth<_interface>::Depth, \
michael@0	103	ppArgRef, vp, &rv); \
michael@0	104	if (NS_SUCCEEDED(rv)) \
michael@0	105	*ppArg = static_cast<_interface*>(static_cast<_base*>(native)); \
michael@0	106	return rv; \
michael@0	107	} \
michael@0	108	\
michael@0	109	template <> \
michael@0	110	inline nsresult \
michael@0	111	xpc_qsUnwrapArg<_interface>(JSContext *cx, \
michael@0	112	JS::HandleValue v, \
michael@0	113	_interface **ppArg, \
michael@0	114	_interface **ppArgRef, \
michael@0	115	JS::MutableHandleValue vp) \
michael@0	116	{ \
michael@0	117	nsISupports* argRef = static_cast<_base*>(*ppArgRef); \
michael@0	118	nsresult rv = xpc_qsUnwrapArg<_interface>(cx, v, ppArg, &argRef, vp); \
michael@0	119	*ppArgRef = static_cast<_interface*>(static_cast<_base*>(argRef)); \
michael@0	120	return rv; \
michael@0	121	} \
michael@0	122	\
michael@0	123	namespace mozilla { \
michael@0	124	namespace dom { \
michael@0	125	\
michael@0	126	template <> \
michael@0	127	MOZ_ALWAYS_INLINE nsresult \
michael@0	128	UnwrapArg<_interface>(JSContext *cx, \
michael@0	129	JS::HandleValue v, \
michael@0	130	_interface **ppArg, \
michael@0	131	nsISupports **ppArgRef, \
michael@0	132	JS::MutableHandleValue vp) \
michael@0	133	{ \
michael@0	134	return xpc_qsUnwrapArg<_interface>(cx, v, ppArg, ppArgRef, vp); \
michael@0	135	} \
michael@0	136	\
michael@0	137	template <> \
michael@0	138	inline nsresult \
michael@0	139	UnwrapArg<_interface>(JSContext *cx, \
michael@0	140	JS::HandleValue v, \
michael@0	141	_interface **ppArg, \
michael@0	142	_interface **ppArgRef, \
michael@0	143	JS::MutableHandleValue vp) \
michael@0	144	{ \
michael@0	145	return xpc_qsUnwrapArg<_interface>(cx, v, ppArg, ppArgRef, vp); \
michael@0	146	} \
michael@0	147	\
michael@0	148	} /* namespace dom */ \
michael@0	149	} /* namespace mozilla */
michael@0	150
michael@0	151	#undef DOMCI_CASTABLE_INTERFACE
michael@0	152
michael@0	153	#undef DOMCI_CASTABLE_INTERFACE
michael@0	154	#define DOMCI_CASTABLE_INTERFACE(_interface, _base, _bit, _extra) \
michael@0	155	DEFINE_UNWRAP_CAST(_interface, _base, _bit)
michael@0	156
michael@0	157	DOMCI_CASTABLE_INTERFACES(unused)
michael@0	158
michael@0	159	#undef DOMCI_CASTABLE_INTERFACE
michael@0	160
michael@0	161	inline nsresult
michael@0	162	xpc_qsUnwrapArg_HTMLElement(JSContext *cx,
michael@0	163	JS::HandleValue v,
michael@0	164	nsIAtom *aTag,
michael@0	165	nsIContent **ppArg,
michael@0	166	nsISupports **ppArgRef,
michael@0	167	JS::MutableHandleValue vp)
michael@0	168	{
michael@0	169	nsGenericHTMLElement *elem;
michael@0	170	JS::RootedValue val(cx);
michael@0	171	nsresult rv =
michael@0	172	xpc_qsUnwrapArg<nsGenericHTMLElement>(cx, v, &elem, ppArgRef, &val);
michael@0	173	if (NS_SUCCEEDED(rv)) {
michael@0	174	if (elem->IsHTML(aTag)) {
michael@0	175	*ppArg = elem;
michael@0	176	vp.set(val);
michael@0	177	} else {
michael@0	178	rv = NS_ERROR_XPC_BAD_CONVERT_JS;
michael@0	179	}
michael@0	180	}
michael@0	181	return rv;
michael@0	182	}
michael@0	183
michael@0	184	#define DEFINE_UNWRAP_CAST_HTML(_tag, _clazz) \
michael@0	185	template <> \
michael@0	186	inline nsresult \
michael@0	187	xpc_qsUnwrapArg<_clazz>(JSContext *cx, \
michael@0	188	JS::HandleValue v, \
michael@0	189	_clazz **ppArg, \
michael@0	190	nsISupports **ppArgRef, \
michael@0	191	JS::MutableHandleValue vp) \
michael@0	192	{ \
michael@0	193	nsIContent *elem; \
michael@0	194	nsresult rv = xpc_qsUnwrapArg_HTMLElement(cx, v, nsGkAtoms::_tag, &elem, \
michael@0	195	ppArgRef, vp); \
michael@0	196	if (NS_SUCCEEDED(rv)) \
michael@0	197	*ppArg = static_cast<_clazz*>(elem); \
michael@0	198	return rv; \
michael@0	199	} \
michael@0	200	\
michael@0	201	template <> \
michael@0	202	inline nsresult \
michael@0	203	xpc_qsUnwrapArg<_clazz>(JSContext *cx, JS::HandleValue v, _clazz **ppArg, \
michael@0	204	_clazz **ppArgRef, JS::MutableHandleValue vp) \
michael@0	205	{ \
michael@0	206	nsISupports* argRef = static_cast<nsIContent*>(*ppArgRef); \
michael@0	207	nsresult rv = xpc_qsUnwrapArg<_clazz>(cx, v, ppArg, &argRef, vp); \
michael@0	208	*ppArgRef = static_cast<_clazz*>(static_cast<nsIContent*>(argRef)); \
michael@0	209	return rv; \
michael@0	210	} \
michael@0	211	\
michael@0	212	namespace mozilla { \
michael@0	213	namespace dom { \
michael@0	214	\
michael@0	215	template <> \
michael@0	216	inline nsresult \
michael@0	217	UnwrapArg<_clazz>(JSContext *cx, \
michael@0	218	JS::HandleValue v, \
michael@0	219	_clazz **ppArg, \
michael@0	220	nsISupports **ppArgRef, \
michael@0	221	JS::MutableHandleValue vp) \
michael@0	222	{ \
michael@0	223	return xpc_qsUnwrapArg<_clazz>(cx, v, ppArg, ppArgRef, vp); \
michael@0	224	} \
michael@0	225	\
michael@0	226	template <> \
michael@0	227	inline nsresult \
michael@0	228	UnwrapArg<_clazz>(JSContext *cx, JS::HandleValue v, _clazz **ppArg, \
michael@0	229	_clazz **ppArgRef, JS::MutableHandleValue vp) \
michael@0	230	{ \
michael@0	231	return xpc_qsUnwrapArg<_clazz>(cx, v, ppArg, ppArgRef, vp); \
michael@0	232	} \
michael@0	233	\
michael@0	234	} /* namespace dom */ \
michael@0	235	} /* namespace mozilla */
michael@0	236
michael@0	237	DEFINE_UNWRAP_CAST_HTML(canvas, mozilla::dom::HTMLCanvasElement)
michael@0	238	DEFINE_UNWRAP_CAST_HTML(form, mozilla::dom::HTMLFormElement)
michael@0	239	DEFINE_UNWRAP_CAST_HTML(img, mozilla::dom::HTMLImageElement)
michael@0	240	DEFINE_UNWRAP_CAST_HTML(optgroup, mozilla::dom::HTMLOptGroupElement)
michael@0	241	DEFINE_UNWRAP_CAST_HTML(option, mozilla::dom::HTMLOptionElement)
michael@0	242	DEFINE_UNWRAP_CAST_HTML(video, mozilla::dom::HTMLVideoElement)
michael@0	243
michael@0	244	inline nsISupports*
michael@0	245	ToSupports(nsContentList *p)
michael@0	246	{
michael@0	247	return static_cast<nsINodeList*>(p);
michael@0	248	}
michael@0	249
michael@0	250	inline nsISupports*
michael@0	251	ToCanonicalSupports(nsContentList *p)
michael@0	252	{
michael@0	253	return static_cast<nsINodeList*>(p);
michael@0	254	}
michael@0	255
michael@0	256	#endif /* nsDOMQS_h__ */