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Upgraded to SM 60

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This commit is contained in:
Alan Jeffrey 2018-06-01 17:24:25 -05:00 • committed by Josh Matthews
parent d34403047e
commit 74c1e00d81
290 changed files with 26572 additions and 1178 deletions
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86
components/script/dom/bindings/codegen/CodegenRust.py
View file

@ -1775,7 +1775,7 @@ class AttrDefiner(PropertyDefiner):
if len(array) == 0:
return ""
flags = "JSPROP_ENUMERATE | JSPROP_SHARED"
flags = "JSPROP_ENUMERATE"
if self.unforgeable:
flags += " | JSPROP_PERMANENT"
@ -1822,15 +1822,18 @@ class AttrDefiner(PropertyDefiner):
' JSPropertySpec {\n'
' name: %s as *const u8 as *const libc::c_char,\n'
' flags: (%s) as u8,\n'
' getter: %s,\n'
' setter: %s\n'
' }',
' JSPropertySpec {\n'
' name: 0 as *const libc::c_char,\n'
' flags: 0,\n'
' getter: JSNativeWrapper { op: None, info: 0 as *const JSJitInfo },\n'
' setter: JSNativeWrapper { op: None, info: 0 as *const JSJitInfo }\n'
' __bindgen_anon_1: JSPropertySpec__bindgen_ty_1 {\n'
' accessors: JSPropertySpec__bindgen_ty_1__bindgen_ty_1 {\n'
' getter: JSPropertySpec__bindgen_ty_1__bindgen_ty_1__bindgen_ty_1 {\n'
' native: %s,\n'
' },\n'
' setter: JSPropertySpec__bindgen_ty_1__bindgen_ty_1__bindgen_ty_2 {\n'
' native: %s,\n'
' }\n'
' }\n'
' }\n'
' }',
' JSPropertySpec::ZERO',
'JSPropertySpec',
PropertyDefiner.getControllingCondition, specData)
@ -2124,7 +2127,7 @@ class CGDOMJSClass(CGThing):
"domClass": DOMClass(self.descriptor),
"enumerateHook": "None",
"finalizeHook": FINALIZE_HOOK_NAME,
"flags": "0",
"flags": "JSCLASS_FOREGROUND_FINALIZE",
"name": str_to_const_array(self.descriptor.interface.identifier.name),
"resolveHook": "None",
"slots": "1",
@ -2133,7 +2136,7 @@ class CGDOMJSClass(CGThing):
if self.descriptor.isGlobal():
assert not self.descriptor.weakReferenceable
args["enumerateHook"] = "Some(enumerate_global)"
args["flags"] = "JSCLASS_IS_GLOBAL | JSCLASS_DOM_GLOBAL"
args["flags"] = "JSCLASS_IS_GLOBAL | JSCLASS_DOM_GLOBAL | JSCLASS_FOREGROUND_FINALIZE"
args["slots"] = "JSCLASS_GLOBAL_SLOT_COUNT + 1"
args["resolveHook"] = "Some(resolve_global)"
args["traceHook"] = "js::jsapi::JS_GlobalObjectTraceHook"
@ -2143,9 +2146,8 @@ class CGDOMJSClass(CGThing):
static CLASS_OPS: js::jsapi::JSClassOps = js::jsapi::JSClassOps {
addProperty: None,
delProperty: None,
getProperty: None,
setProperty: None,
enumerate: %(enumerateHook)s,
newEnumerate: None,
resolve: %(resolveHook)s,
mayResolve: None,
finalize: Some(%(finalizeHook)s),
@ -2583,10 +2585,11 @@ def CreateBindingJSObject(descriptor, parent=None):
let handler = RegisterBindings::PROXY_HANDLERS[PrototypeList::Proxies::%s as usize];
rooted!(in(cx) let private = PrivateValue(raw as *const libc::c_void));
let obj = NewProxyObject(cx, handler,
private.handle(),
Handle::from_raw(UndefinedHandleValue),
proto.get(), %s.get(),
ptr::null_mut(), ptr::null_mut());
assert!(!obj.is_null());
SetProxyReservedSlot(obj, 0, &private.get());
rooted!(in(cx) let obj = obj);\
""" % (descriptor.name, parent)
else:
@ -2594,11 +2597,13 @@ rooted!(in(cx) let obj = obj);\
" cx, &Class.base as *const JSClass, proto.handle()));\n"
"assert!(!obj.is_null());\n"
"\n"
"JS_SetReservedSlot(obj.get(), DOM_OBJECT_SLOT,\n"
" PrivateValue(raw as *const libc::c_void));")
"let val = PrivateValue(raw as *const libc::c_void);\n"
"\n"
"JS_SetReservedSlot(obj.get(), DOM_OBJECT_SLOT, &val);")
if descriptor.weakReferenceable:
create += """
JS_SetReservedSlot(obj.get(), DOM_WEAK_SLOT, PrivateValue(ptr::null()));"""
let val = PrivateValue(ptr::null());
JS_SetReservedSlot(obj.get(), DOM_WEAK_SLOT, &val);"""
return create
@ -2652,9 +2657,10 @@ ensure_expando_object(cx, obj.handle().into(), expando.handle_mut());
else:
copyFunc = "JS_InitializePropertiesFromCompatibleNativeObject"
copyCode += """\
let mut slot = UndefinedValue();
JS_GetReservedSlot(proto.get(), DOM_PROTO_UNFORGEABLE_HOLDER_SLOT, &mut slot);
rooted!(in(cx) let mut unforgeable_holder = ptr::null_mut::<JSObject>());
unforgeable_holder.handle_mut().set(
JS_GetReservedSlot(proto.get(), DOM_PROTO_UNFORGEABLE_HOLDER_SLOT).to_object());
unforgeable_holder.handle_mut().set(slot.to_object());
assert!(%(copyFunc)s(cx, %(obj)s.handle(), unforgeable_holder.handle()));
""" % {'copyFunc': copyFunc, 'obj': obj}
@ -3013,7 +3019,7 @@ assert!((*cache)[PrototypeList::Constructor::%(id)s as usize].is_null());
CGGeneric(fill(
"""
assert!(${defineFn}(cx, prototype.handle(), ${prop}, aliasedVal.handle(),
JSPROP_ENUMERATE, None, None));
JSPROP_ENUMERATE as u32));
""",
defineFn=defineFn,
prop=prop))
@ -3078,8 +3084,8 @@ assert!(!unforgeable_holder.is_null());
""" % {'holderClass': holderClass, 'holderProto': holderProto}))
code.append(InitUnforgeablePropertiesOnHolder(self.descriptor, self.properties))
code.append(CGGeneric("""\
JS_SetReservedSlot(prototype.get(), DOM_PROTO_UNFORGEABLE_HOLDER_SLOT,
ObjectValue(unforgeable_holder.get()))"""))
let val = ObjectValue(unforgeable_holder.get());
JS_SetReservedSlot(prototype.get(), DOM_PROTO_UNFORGEABLE_HOLDER_SLOT, &val)"""))
return CGList(code, "\n")
@ -3533,11 +3539,13 @@ class CGAbstractStaticBindingMethod(CGAbstractMethod):
self.exposureSet = descriptor.interface.exposureSet
def definition_body(self):
preamble = "let global = GlobalScope::from_object(JS_CALLEE(cx, vp).to_object());\n"
preamble = """\
let args = CallArgs::from_vp(vp, argc);
let global = GlobalScope::from_object(args.callee());
"""
if len(self.exposureSet) == 1:
preamble += """
let global = DomRoot::downcast::<dom::types::%s>(global).unwrap();
""" % list(self.exposureSet)[0]
preamble += ("let global = DomRoot::downcast::<dom::types::%s>(global).unwrap();\n" %
list(self.exposureSet)[0])
return CGList([CGGeneric(preamble), self.generate_code()])
def generate_code(self):
@ -3741,7 +3749,7 @@ class CGSpecializedReplaceableSetter(CGSpecializedSetter):
assert all(ord(c) < 128 for c in name)
return CGGeneric("""\
JS_DefineProperty(cx, obj, %s as *const u8 as *const libc::c_char,
HandleValue::from_raw(args.get(0)), JSPROP_ENUMERATE, None, None)""" % name)
HandleValue::from_raw(args.get(0)), JSPROP_ENUMERATE as u32)""" % name)
class CGMemberJITInfo(CGThing):
@ -4959,7 +4967,9 @@ class CGProxyUnwrap(CGAbstractMethod):
obj = js::UnwrapObject(obj);
}*/
//MOZ_ASSERT(IsProxy(obj));
let box_ = GetProxyPrivate(obj.get()).to_private() as *const %s;
let mut slot = UndefinedValue();
GetProxyReservedSlot(obj.get(), 0, &mut slot);
let box_ = slot.to_private() as *const %s;
return box_;""" % self.descriptor.concreteType)
@ -4985,7 +4995,7 @@ class CGDOMJSProxyHandler_getOwnPropertyDescriptor(CGAbstractExternMethod):
attrs += " | JSPROP_READONLY"
# FIXME(#11868) Should assign to desc.value, desc.get() is a copy.
fillDescriptor = ("desc.get().value = result_root.get();\n"
"fill_property_descriptor(MutableHandle::from_raw(desc), proxy.get(), %s);\n"
"fill_property_descriptor(MutableHandle::from_raw(desc), proxy.get(), (%s) as u32);\n"
"return true;" % attrs)
templateValues = {
'jsvalRef': 'result_root.handle_mut()',
@ -5011,7 +5021,7 @@ class CGDOMJSProxyHandler_getOwnPropertyDescriptor(CGAbstractExternMethod):
attrs = "0"
# FIXME(#11868) Should assign to desc.value, desc.get() is a copy.
fillDescriptor = ("desc.get().value = result_root.get();\n"
"fill_property_descriptor(MutableHandle::from_raw(desc), proxy.get(), %s);\n"
"fill_property_descriptor(MutableHandle::from_raw(desc), proxy.get(), (%s) as u32);\n"
"return true;" % attrs)
templateValues = {
'jsvalRef': 'result_root.handle_mut()',
@ -5425,7 +5435,9 @@ finalize_global(obj);
"""
elif descriptor.weakReferenceable:
release += """\
let weak_box_ptr = JS_GetReservedSlot(obj, DOM_WEAK_SLOT).to_private() as *mut WeakBox<%s>;
let mut slot = UndefinedValue();
JS_GetReservedSlot(obj, DOM_WEAK_SLOT, &mut slot);
let weak_box_ptr = slot.to_private() as *mut WeakBox<%s>;
if !weak_box_ptr.is_null() {
let count = {
let weak_box = &*weak_box_ptr;
@ -5736,6 +5748,7 @@ def generate_imports(config, cgthings, descriptors, callbacks=None, dictionaries
'js::jsapi::INTERNED_STRING_TO_JSID',
'js::jsapi::IsCallable',
'js::jsapi::JSAutoCompartment',
'js::jsapi::JSCLASS_FOREGROUND_FINALIZE',
'js::jsapi::JSCLASS_RESERVED_SLOTS_SHIFT',
'js::jsapi::JSClass',
'js::jsapi::JSContext',
@ -5757,8 +5770,11 @@ def generate_imports(config, cgthings, descriptors, callbacks=None, dictionaries
'js::jsapi::JSPROP_ENUMERATE',
'js::jsapi::JSPROP_PERMANENT',
'js::jsapi::JSPROP_READONLY',
'js::jsapi::JSPROP_SHARED',
'js::jsapi::JSPropertySpec',
'js::jsapi::JSPropertySpec__bindgen_ty_1',
'js::jsapi::JSPropertySpec__bindgen_ty_1__bindgen_ty_1',
'js::jsapi::JSPropertySpec__bindgen_ty_1__bindgen_ty_1__bindgen_ty_1',
'js::jsapi::JSPropertySpec__bindgen_ty_1__bindgen_ty_1__bindgen_ty_2',
'js::jsapi::JSString',
'js::jsapi::JSTracer',
'js::jsapi::JSType',
@ -5778,7 +5794,7 @@ def generate_imports(config, cgthings, descriptors, callbacks=None, dictionaries
'js::rust::wrappers::JS_GetProperty',
'js::jsapi::JS_GetPropertyById',
'js::jsapi::JS_GetPropertyDescriptorById',
'js::jsapi::JS_GetReservedSlot',
'js::glue::JS_GetReservedSlot',
'js::jsapi::JS_HasProperty',
'js::jsapi::JS_HasPropertyById',
'js::rust::wrappers::JS_InitializePropertiesFromCompatibleNativeObject',
@ -5813,12 +5829,14 @@ def generate_imports(config, cgthings, descriptors, callbacks=None, dictionaries
'js::jsval::ObjectOrNullValue',
'js::jsval::PrivateValue',
'js::jsval::UndefinedValue',
'js::jsapi::UndefinedHandleValue',
'js::glue::AppendToAutoIdVector',
'js::glue::CallJitGetterOp',
'js::glue::CallJitMethodOp',
'js::glue::CallJitSetterOp',
'js::glue::CreateProxyHandler',
'js::glue::GetProxyPrivate',
'js::glue::GetProxyReservedSlot',
'js::glue::SetProxyReservedSlot',
'js::rust::wrappers::NewProxyObject',
'js::glue::ProxyTraps',
'js::glue::RUST_JSID_IS_INT',

4
components/script/dom/bindings/constant.rs
View file

@ -61,8 +61,6 @@ pub unsafe fn define_constants(
obj,
spec.name.as_ptr() as *const libc::c_char,
value.handle(),
JSPROP_ENUMERATE | JSPROP_READONLY | JSPROP_PERMANENT,
None,
None));
(JSPROP_ENUMERATE | JSPROP_READONLY | JSPROP_PERMANENT) as u32));
}
}

16
components/script/dom/bindings/conversions.rs
View file

@ -45,12 +45,13 @@ pub use js::conversions::{ConversionResult, FromJSValConvertible, ToJSValConvert
pub use js::conversions::ConversionBehavior;
use js::conversions::latin1_to_string;
use js::error::throw_type_error;
use js::glue::{GetProxyPrivate, IsWrapper};
use js::glue::{IsWrapper, UnwrapObject};
use js::glue::{RUST_JSID_IS_INT, RUST_JSID_TO_INT};
use js::glue::{UnwrapObject, RUST_JSID_IS_STRING, RUST_JSID_TO_STRING};
use js::glue::{RUST_JSID_IS_STRING, RUST_JSID_TO_STRING};
use js::glue::GetProxyReservedSlot;
use js::glue::JS_GetReservedSlot;
use js::jsapi::{Heap, JSContext, JSObject, JSString};
use js::jsapi::{JS_GetLatin1StringCharsAndLength, JS_GetReservedSlot};
use js::jsapi::{JS_GetTwoByteStringCharsAndLength, JS_IsExceptionPending};
use js::jsapi::{JS_GetLatin1StringCharsAndLength, JS_GetTwoByteStringCharsAndLength, JS_IsExceptionPending};
use js::jsapi::{JS_NewStringCopyN, JS_StringHasLatin1Chars};
use js::jsval::{ObjectValue, StringValue, UndefinedValue};
use js::rust::{HandleId, HandleObject, HandleValue, MutableHandleValue};
@ -347,11 +348,12 @@ pub const DOM_OBJECT_SLOT: u32 = 0;
/// Get the private pointer of a DOM object from a given reflector.
pub unsafe fn private_from_object(obj: *mut JSObject) -> *const libc::c_void {
let value = if is_dom_object(obj) {
JS_GetReservedSlot(obj, DOM_OBJECT_SLOT)
let mut value = UndefinedValue();
if is_dom_object(obj) {
JS_GetReservedSlot(obj, DOM_OBJECT_SLOT, &mut value);
} else {
debug_assert!(is_dom_proxy(obj));
GetProxyPrivate(obj)
GetProxyReservedSlot(obj, 0, &mut value);
};
if value.is_undefined() {
ptr::null()

10
components/script/dom/bindings/error.rs
View file

@ -157,7 +157,7 @@ impl ErrorInfo {
}
let filename = {
let filename = (*report).filename as *const u8;
let filename = (*report)._base.filename as *const u8;
if !filename.is_null() {
let length = (0..).find(|idx| *filename.offset(*idx) == 0).unwrap();
let filename = from_raw_parts(filename, length as usize);
@ -167,14 +167,14 @@ impl ErrorInfo {
}
};
let lineno = (*report).lineno;
let column = (*report).column;
let lineno = (*report)._base.lineno;
let column = (*report)._base.column;
let message = {
let message = (*report).ucmessage;
let message = (*report)._base.message_.data_ as *const u8;
let length = (0..).find(|idx| *message.offset(*idx) == 0).unwrap();
let message = from_raw_parts(message, length as usize);
String::from_utf16_lossy(message)
String::from_utf8_lossy(message).into_owned()
};
Some(ErrorInfo {

58
components/script/dom/bindings/interface.rs
View file

@ -16,7 +16,7 @@ use js::jsapi::{Class, ClassOps, CompartmentOptions};
use js::jsapi::{GetGlobalForObjectCrossCompartment, GetWellKnownSymbol};
use js::jsapi::{JSAutoCompartment, JSClass, JSContext, JSFunctionSpec, JSObject, JSFUN_CONSTRUCTOR};
use js::jsapi::{JSPROP_PERMANENT, JSPROP_READONLY, JSPROP_RESOLVING};
use js::jsapi::{JSPropertySpec, JSString, JSTracer, JSVersion, JS_AtomizeAndPinString};
use js::jsapi::{JSPropertySpec, JSString, JSTracer, JS_AtomizeAndPinString};
use js::jsapi::{JS_GetFunctionObject, JS_NewFunction, JS_NewGlobalObject};
use js::jsapi::{JS_NewObject, JS_NewPlainObject};
use js::jsapi::{JS_NewStringCopyN, JS_SetReservedSlot};
@ -27,11 +27,12 @@ use js::jsapi::MutableHandleValue as RawMutableHandleValue;
use js::jsval::{JSVal, PrivateValue};
use js::rust::{HandleObject, HandleValue, MutableHandleObject};
use js::rust::{define_methods, define_properties, get_object_class};
use js::rust::wrappers::{JS_DefineProperty, JS_DefineProperty1, JS_DefineProperty2};
use js::rust::wrappers::{JS_DefineProperty4, JS_DefinePropertyById3};
use js::rust::wrappers::{JS_DefineProperty, JS_DefineProperty2};
use js::rust::wrappers::{JS_DefineProperty3, JS_DefineProperty4, JS_DefinePropertyById4};
use js::rust::wrappers::{JS_FireOnNewGlobalObject, JS_GetPrototype};
use js::rust::wrappers::{JS_LinkConstructorAndPrototype, JS_NewObjectWithUniqueType};
use libc;
use std::convert::TryFrom;
use std::ptr;
/// The class of a non-callback interface object.
@ -92,9 +93,8 @@ impl InterfaceConstructorBehavior {
InterfaceConstructorBehavior(ClassOps {
addProperty: None,
delProperty: None,
getProperty: None,
setProperty: None,
enumerate: None,
newEnumerate: None,
resolve: None,
mayResolve: None,
finalize: None,
@ -110,9 +110,8 @@ impl InterfaceConstructorBehavior {
InterfaceConstructorBehavior(ClassOps {
addProperty: None,
delProperty: None,
getProperty: None,
setProperty: None,
enumerate: None,
newEnumerate: None,
resolve: None,
mayResolve: None,
finalize: None,
@ -138,7 +137,6 @@ pub unsafe fn create_global_object(
assert!(rval.is_null());
let mut options = CompartmentOptions::default();
options.behaviors_.version_ = JSVersion::JSVERSION_ECMA_5;
options.creationOptions_.traceGlobal_ = Some(trace);
options.creationOptions_.sharedMemoryAndAtomics_ = true;
@ -151,12 +149,12 @@ pub unsafe fn create_global_object(
// Initialize the reserved slots before doing anything that can GC, to
// avoid getting trace hooks called on a partially initialized object.
JS_SetReservedSlot(rval.get(), DOM_OBJECT_SLOT, PrivateValue(private));
let private_val = PrivateValue(private);
JS_SetReservedSlot(rval.get(), DOM_OBJECT_SLOT, &private_val);
let proto_array: Box<ProtoOrIfaceArray> =
Box::new([0 as *mut JSObject; PrototypeList::PROTO_OR_IFACE_LENGTH]);
JS_SetReservedSlot(rval.get(),
DOM_PROTOTYPE_SLOT,
PrivateValue(Box::into_raw(proto_array) as *const libc::c_void));
let val = PrivateValue(Box::into_raw(proto_array) as *const libc::c_void);
JS_SetReservedSlot(rval.get(), DOM_PROTOTYPE_SLOT, &val);
let _ac = JSAutoCompartment::new(cx, rval.get());
JS_FireOnNewGlobalObject(cx, rval.handle());
@ -197,9 +195,9 @@ pub unsafe fn create_interface_prototype_object(
assert!(!unscopable_symbol.is_null());
rooted!(in(cx) let unscopable_id = RUST_SYMBOL_TO_JSID(unscopable_symbol));
assert!(JS_DefinePropertyById3(
assert!(JS_DefinePropertyById4(
cx, rval.handle(), unscopable_id.handle(), unscopable_obj.handle(),
JSPROP_READONLY, None, None))
JSPROP_READONLY as u32))
}
}
@ -225,7 +223,7 @@ pub unsafe fn create_noncallback_interface_object(
rval);
assert!(JS_LinkConstructorAndPrototype(cx, rval.handle(), interface_prototype_object));
define_name(cx, rval.handle(), name);
define_length(cx, rval.handle(), length);
define_length(cx, rval.handle(), i32::try_from(length).expect("overflow"));
define_on_global_object(cx, global, name, rval.handle());
}
@ -249,13 +247,11 @@ pub unsafe fn create_named_constructors(
constructor.set(JS_GetFunctionObject(fun));
assert!(!constructor.is_null());
assert!(JS_DefineProperty1(cx,
assert!(JS_DefineProperty2(cx,
constructor.handle(),
b"prototype\0".as_ptr() as *const libc::c_char,
interface_prototype_object,
JSPROP_PERMANENT | JSPROP_READONLY,
None,
None));
(JSPROP_PERMANENT | JSPROP_READONLY) as u32));
define_on_global_object(cx, global, name, constructor.handle());
}
@ -329,12 +325,11 @@ pub unsafe fn define_on_global_object(
name: &[u8],
obj: HandleObject) {
assert_eq!(*name.last().unwrap(), b'\0');
assert!(JS_DefineProperty1(cx,
assert!(JS_DefineProperty2(cx,
global,
name.as_ptr() as *const libc::c_char,
obj,
JSPROP_RESOLVING,
None, None));
JSPROP_RESOLVING));
}
const OBJECT_OPS: ObjectOps = ObjectOps {
@ -345,16 +340,13 @@ const OBJECT_OPS: ObjectOps = ObjectOps {
setProperty: None,
getOwnPropertyDescriptor: None,
deleteProperty: None,
watch: None,
unwatch: None,
getElements: None,
enumerate: None,
funToString: Some(fun_to_string_hook),
};
unsafe extern "C" fn fun_to_string_hook(cx: *mut JSContext,
obj: RawHandleObject,
_indent: u32)
_is_to_source: bool)
-> *mut JSString {
let js_class = get_object_class(obj.get());
assert!(!js_class.is_null());
@ -444,9 +436,7 @@ unsafe fn create_unscopable_object(
rval.handle(),
name.as_ptr() as *const libc::c_char,
HandleValue::from_raw(TrueHandleValue),
JSPROP_READONLY,
None,
None
JSPROP_READONLY as u32,
));
}
}
@ -455,21 +445,19 @@ unsafe fn define_name(cx: *mut JSContext, obj: HandleObject, name: &[u8]) {
assert_eq!(*name.last().unwrap(), b'\0');
rooted!(in(cx) let name = JS_AtomizeAndPinString(cx, name.as_ptr() as *const libc::c_char));
assert!(!name.is_null());
assert!(JS_DefineProperty2(cx,
assert!(JS_DefineProperty3(cx,
obj,
b"name\0".as_ptr() as *const libc::c_char,
name.handle().into(),
JSPROP_READONLY,
None, None));
JSPROP_READONLY as u32));
}
unsafe fn define_length(cx: *mut JSContext, obj: HandleObject, length: u32) {
unsafe fn define_length(cx: *mut JSContext, obj: HandleObject, length: i32) {
assert!(JS_DefineProperty4(cx,
obj,
b"length\0".as_ptr() as *const libc::c_char,
length,
JSPROP_READONLY,
None, None));
JSPROP_READONLY as u32));
}
unsafe extern "C" fn invalid_constructor(

22
components/script/dom/bindings/mozmap.rs
View file

@ -5,10 +5,13 @@
//! The `MozMap` (open-ended dictionary) type.
use dom::bindings::conversions::jsid_to_string;
use dom::bindings::error::report_pending_exception;
use dom::bindings::str::DOMString;
use js::conversions::{ConversionResult, FromJSValConvertible, ToJSValConvertible};
use js::jsapi::JSContext;
use js::jsapi::JSITER_HIDDEN;
use js::jsapi::JSITER_OWNONLY;
use js::jsapi::JSITER_SYMBOLS;
use js::jsapi::JSPROP_ENUMERATE;
use js::jsapi::JS_NewPlainObject;
use js::jsval::ObjectValue;
@ -58,7 +61,13 @@ impl<T, C> FromJSValConvertible for MozMap<T>
rooted!(in(cx) let object = value.to_object());
let ids = IdVector::new(cx);
assert!(GetPropertyKeys(cx, object.handle(), JSITER_OWNONLY, ids.get()));
if !GetPropertyKeys(cx, object.handle(), JSITER_OWNONLY | JSITER_HIDDEN | JSITER_SYMBOLS, ids.get()) {
// TODO: can GetPropertyKeys fail?
// (it does so if the object has duplicate keys)
// https://github.com/servo/servo/issues/21462
report_pending_exception(cx, false);
return Ok(ConversionResult::Failure("Getting MozMap value property keys failed".into()));
}
let mut map = HashMap::new();
for id in &*ids {
@ -74,8 +83,11 @@ impl<T, C> FromJSValConvertible for MozMap<T>
ConversionResult::Failure(message) => return Ok(ConversionResult::Failure(message)),
};
let key = jsid_to_string(cx, id.handle()).unwrap();
map.insert(key, property);
// TODO: Is this guaranteed to succeed?
// https://github.com/servo/servo/issues/21463
if let Some(key) = jsid_to_string(cx, id.handle()) {
map.insert(key, property);
}
}
Ok(ConversionResult::Success(MozMap {
@ -100,9 +112,7 @@ impl<T: ToJSValConvertible> ToJSValConvertible for MozMap<T> {
key.as_ptr(),
key.len(),
js_value.handle(),
JSPROP_ENUMERATE,
None,
None));
JSPROP_ENUMERATE as u32));
}
rval.set(ObjectValue(js_object.handle().get()));

22
components/script/dom/bindings/proxyhandler.rs
View file

@ -8,11 +8,11 @@
use dom::bindings::conversions::is_dom_proxy;
use dom::bindings::utils::delete_property_by_id;
use js::glue::{GetProxyHandler, GetProxyHandlerFamily, SetProxyExtra};
use js::glue::GetProxyExtra;
use js::glue::{GetProxyHandler, GetProxyHandlerFamily};
use js::glue::{GetProxyPrivate, SetProxyPrivate};
use js::glue::InvokeGetOwnPropertyDescriptor;
use js::jsapi::{DOMProxyShadowsResult, JSContext, JSObject, PropertyDescriptor, JSPROP_GETTER};
use js::jsapi::{JSErrNum, JS_StrictPropertyStub, SetDOMProxyInformation};
use js::jsapi::{DOMProxyShadowsResult, JSContext, JSObject, PropertyDescriptor};
use js::jsapi::{JSErrNum, SetDOMProxyInformation};
use js::jsapi::GetObjectProto;
use js::jsapi::GetStaticPrototype;
use js::jsapi::Handle as RawHandle;
@ -24,14 +24,13 @@ use js::jsapi::MutableHandle as RawMutableHandle;
use js::jsapi::MutableHandleObject as RawMutableHandleObject;
use js::jsapi::ObjectOpResult;
use js::jsval::ObjectValue;
use js::jsval::UndefinedValue;
use js::rust::{Handle, HandleObject, MutableHandle, MutableHandleObject};
use js::rust::wrappers::JS_AlreadyHasOwnPropertyById;
use js::rust::wrappers::JS_NewObjectWithGivenProto;
use std::ptr;
static JSPROXYSLOT_EXPANDO: u32 = 0;
/// Determine if this id shadows any existing properties for this proxy.
pub unsafe extern "C" fn shadow_check_callback(cx: *mut JSContext,
object: RawHandleObject,
@ -61,7 +60,6 @@ pub unsafe extern "C" fn shadow_check_callback(cx: *mut JSContext,
/// Initialize the infrastructure for DOM proxy objects.
pub unsafe fn init() {
SetDOMProxyInformation(GetProxyHandlerFamily(),
JSPROXYSLOT_EXPANDO,
Some(shadow_check_callback));
}
@ -99,11 +97,6 @@ pub unsafe extern "C" fn define_property(cx: *mut JSContext,
desc: RawHandle<PropertyDescriptor>,
result: *mut ObjectOpResult)
-> bool {
if (desc.get().attrs & JSPROP_GETTER) != 0 && desc.get().setter == Some(JS_StrictPropertyStub) {
(*result).code_ = JSErrNum::JSMSG_GETTER_ONLY as ::libc::uintptr_t;
return true;
}
rooted!(in(cx) let mut expando = ptr::null_mut::<JSObject>());
ensure_expando_object(cx, proxy, expando.handle_mut());
JS_DefinePropertyById(cx, expando.handle().into(), id, desc, result)
@ -165,7 +158,8 @@ pub unsafe extern "C" fn get_prototype_if_ordinary(_: *mut JSContext,
/// Get the expando object, or null if there is none.
pub unsafe fn get_expando_object(obj: RawHandleObject, mut expando: MutableHandleObject) {
assert!(is_dom_proxy(obj.get()));
let val = GetProxyExtra(obj.get(), JSPROXYSLOT_EXPANDO);
let ref mut val = UndefinedValue();
GetProxyPrivate(obj.get(), val);
expando.set(if val.is_undefined() {
ptr::null_mut()
} else {
@ -182,7 +176,7 @@ pub unsafe fn ensure_expando_object(cx: *mut JSContext, obj: RawHandleObject, mu
expando.set(JS_NewObjectWithGivenProto(cx, ptr::null_mut(), HandleObject::null()));
assert!(!expando.is_null());
SetProxyExtra(obj.get(), JSPROXYSLOT_EXPANDO, &ObjectValue(expando.get()));
SetProxyPrivate(obj.get(), &ObjectValue(expando.get()));
}
}

62
components/script/dom/bindings/structuredclone.rs
View file

@ -11,14 +11,21 @@ use dom::bindings::reflector::DomObject;
use dom::bindings::root::DomRoot;
use dom::blob::{Blob, BlobImpl};
use dom::globalscope::GlobalScope;
use js::glue::CopyJSStructuredCloneData;
use js::glue::DeleteJSAutoStructuredCloneBuffer;
use js::glue::GetLengthOfJSStructuredCloneData;
use js::glue::NewJSAutoStructuredCloneBuffer;
use js::glue::WriteBytesToJSStructuredCloneData;
use js::jsapi::{JSAutoCompartment, JSContext};
use js::jsapi::{JSStructuredCloneCallbacks, JSStructuredCloneReader, JSStructuredCloneWriter};
use js::jsapi::{JS_ClearPendingException, JSObject};
use js::jsapi::{JS_ReadBytes, JS_WriteBytes};
use js::jsapi::{JS_ReadUint32Pair, JS_WriteUint32Pair};
use js::jsapi::CloneDataPolicy;
use js::jsapi::HandleObject as RawHandleObject;
use js::jsapi::JS_STRUCTURED_CLONE_VERSION;
use js::jsapi::MutableHandleObject as RawMutableHandleObject;
use js::jsapi::StructuredCloneScope;
use js::jsapi::TransferableOwnership;
use js::rust::{Handle, HandleValue, MutableHandleValue};
use js::rust::wrappers::{JS_WriteStructuredClone, JS_ReadStructuredClone};
@ -207,26 +214,39 @@ pub enum StructuredCloneData {
}
impl StructuredCloneData {
// TODO: should this be unsafe?
/// Writes a structured clone. Returns a `DataClone` error if that fails.
pub fn write(cx: *mut JSContext, message: HandleValue) -> Fallible<StructuredCloneData> {
let mut data = ptr::null_mut();
let mut nbytes = 0;
let result = unsafe {
JS_WriteStructuredClone(cx,
message,
&mut data,
&mut nbytes,
&STRUCTURED_CLONE_CALLBACKS,
ptr::null_mut(),
HandleValue::undefined())
};
if !result {
unsafe {
unsafe {
let scbuf = NewJSAutoStructuredCloneBuffer(StructuredCloneScope::DifferentProcess,
&STRUCTURED_CLONE_CALLBACKS);
let scdata = &mut ((*scbuf).data_);
let policy = CloneDataPolicy {
// TODO: SAB?
sharedArrayBuffer_: false,
};
let result = JS_WriteStructuredClone(cx,
message,
scdata,
StructuredCloneScope::DifferentProcess,
policy,
&STRUCTURED_CLONE_CALLBACKS,
ptr::null_mut(),
HandleValue::undefined());
if !result {
JS_ClearPendingException(cx);
return Err(Error::DataClone);
}
return Err(Error::DataClone);
let nbytes = GetLengthOfJSStructuredCloneData(scdata);
let mut data = Vec::with_capacity(nbytes);
CopyJSStructuredCloneData(scdata, data.as_mut_ptr());
data.set_len(nbytes);
DeleteJSAutoStructuredCloneBuffer(scbuf);
Ok(StructuredCloneData::Vector(data))
}
Ok(StructuredCloneData::Struct(data, nbytes))
}
/// Converts a StructuredCloneData to Vec<u8> for inter-thread sharing
@ -254,13 +274,21 @@ impl StructuredCloneData {
let mut sc_holder = StructuredCloneHolder { blob: None };
let sc_holder_ptr = &mut sc_holder as *mut _;
unsafe {
let scbuf = NewJSAutoStructuredCloneBuffer(StructuredCloneScope::DifferentProcess,
&STRUCTURED_CLONE_CALLBACKS);
let scdata = &mut ((*scbuf).data_);
WriteBytesToJSStructuredCloneData(data as *const u8, nbytes, scdata);
assert!(JS_ReadStructuredClone(cx,
data,
nbytes,
scdata,
JS_STRUCTURED_CLONE_VERSION,
StructuredCloneScope::DifferentProcess,
rval,
&STRUCTURED_CLONE_CALLBACKS,
sc_holder_ptr as *mut raw::c_void));
DeleteJSAutoStructuredCloneBuffer(scbuf);
}
}

17
components/script/dom/bindings/trace.rs
View file

@ -39,7 +39,6 @@ use canvas_traits::webgl::{WebGLSLVersion, WebGLSender, WebGLShaderId, WebGLText
use canvas_traits::webgl::{WebGLVersion, WebGLVertexArrayId};
use cssparser::RGBA;
use devtools_traits::{CSSError, TimelineMarkerType, WorkerId};
use dom::abstractworker::SharedRt;
use dom::bindings::cell::DomRefCell;
use dom::bindings::error::Error;
use dom::bindings::refcounted::{Trusted, TrustedPromise};
@ -77,7 +76,6 @@ use net_traits::response::{Response, ResponseBody};
use net_traits::response::HttpsState;
use net_traits::storage_thread::StorageType;
use offscreen_gl_context::GLLimits;
use parking_lot::RwLock;
use profile_traits::mem::ProfilerChan as MemProfilerChan;
use profile_traits::time::ProfilerChan as TimeProfilerChan;
use script_layout_interface::OpaqueStyleAndLayoutData;
@ -103,7 +101,7 @@ use std::hash::{BuildHasher, Hash};
use std::ops::{Deref, DerefMut};
use std::path::PathBuf;
use std::rc::Rc;
use std::sync::{Arc, Mutex};
use std::sync::Arc;
use std::sync::atomic::{AtomicBool, AtomicUsize};
use std::sync::mpsc::{Receiver, Sender};
use std::time::{SystemTime, Instant};
@ -397,7 +395,6 @@ unsafe_no_jsmanaged_fields!(Stylesheet);
unsafe_no_jsmanaged_fields!(HttpsState);
unsafe_no_jsmanaged_fields!(Request);
unsafe_no_jsmanaged_fields!(RequestInit);
unsafe_no_jsmanaged_fields!(SharedRt);
unsafe_no_jsmanaged_fields!(StyleSharedRwLock);
unsafe_no_jsmanaged_fields!(USVString);
unsafe_no_jsmanaged_fields!(ReferrerPolicy);
@ -594,12 +591,6 @@ unsafe impl<U> JSTraceable for TypedSize2D<f32, U> {
}
}
unsafe impl JSTraceable for Mutex<Option<SharedRt>> {
unsafe fn trace(&self, _trc: *mut JSTracer) {
// Do nothing.
}
}
unsafe impl JSTraceable for StyleLocked<FontFaceRule> {
unsafe fn trace(&self, _trc: *mut JSTracer) {
// Do nothing.
@ -666,12 +657,6 @@ unsafe impl JSTraceable for StyleLocked<PropertyDeclarationBlock> {
}
}
unsafe impl JSTraceable for RwLock<SharedRt> {
unsafe fn trace(&self, _trc: *mut JSTracer) {
// Do nothing.
}
}
unsafe impl JSTraceable for StyleLocked<MediaList> {
unsafe fn trace(&self, _trc: *mut JSTracer) {
// Do nothing.

22
components/script/dom/bindings/utils.rs
View file

@ -16,20 +16,20 @@ use dom::windowproxy;
use js;
use js::JS_CALLEE;
use js::glue::{CallJitGetterOp, CallJitMethodOp, CallJitSetterOp, IsWrapper};
use js::glue::{GetCrossCompartmentWrapper, WrapperNew};
use js::glue::{GetCrossCompartmentWrapper, JS_GetReservedSlot, WrapperNew};
use js::glue::{RUST_FUNCTION_VALUE_TO_JITINFO, RUST_JSID_IS_INT, RUST_JSID_IS_STRING};
use js::glue::{RUST_JSID_TO_INT, RUST_JSID_TO_STRING, UnwrapObject};
use js::jsapi::{CallArgs, DOMCallbacks, GetGlobalForObjectCrossCompartment};
use js::jsapi::{Heap, JSAutoCompartment, JSContext};
use js::jsapi::{JSJitInfo, JSObject, JSTracer, JSWrapObjectCallbacks};
use js::jsapi::{JS_EnumerateStandardClasses, JS_GetLatin1StringCharsAndLength};
use js::jsapi::{JS_GetReservedSlot, JS_IsExceptionPending, JS_IsGlobalObject};
use js::jsapi::{JS_ResolveStandardClass, ToWindowProxyIfWindow};
use js::jsapi::{JS_StringHasLatin1Chars, ObjectOpResult};
use js::jsapi::{JS_IsExceptionPending, JS_IsGlobalObject};
use js::jsapi::{JS_ResolveStandardClass, JS_StringHasLatin1Chars, ObjectOpResult};
use js::jsapi::HandleId as RawHandleId;
use js::jsapi::HandleObject as RawHandleObject;
use js::jsapi::MutableHandleObject as RawMutableHandleObject;
use js::jsval::{JSVal, UndefinedValue};
use js::rust::{GCMethods, ToString, get_object_class, is_dom_class};
use js::rust::{GCMethods, ToString, ToWindowProxyIfWindow, get_object_class, is_dom_class};
use js::rust::{Handle, HandleId, HandleObject, HandleValue, MutableHandleValue};
use js::rust::wrappers::JS_DeletePropertyById;
use js::rust::wrappers::JS_ForwardGetPropertyTo;
@ -124,7 +124,9 @@ unsafe impl Sync for DOMJSClass {}
pub fn get_proto_or_iface_array(global: *mut JSObject) -> *mut ProtoOrIfaceArray {
unsafe {
assert_ne!(((*get_object_class(global)).flags & JSCLASS_DOM_GLOBAL), 0);
JS_GetReservedSlot(global, DOM_PROTOTYPE_SLOT).to_private() as *mut ProtoOrIfaceArray
let mut slot = UndefinedValue();
JS_GetReservedSlot(global, DOM_PROTOTYPE_SLOT, &mut slot);
slot.to_private() as *mut ProtoOrIfaceArray
}
}
@ -387,14 +389,14 @@ unsafe extern "C" fn wrap(cx: *mut JSContext,
}
unsafe extern "C" fn pre_wrap(cx: *mut JSContext,
_existing: RawHandleObject,
_scope: RawHandleObject,
obj: RawHandleObject,
_object_passed_to_wrap: RawHandleObject)
-> *mut JSObject {
_object_passed_to_wrap: RawHandleObject,
rval: RawMutableHandleObject) {
let _ac = JSAutoCompartment::new(cx, obj.get());
let obj = ToWindowProxyIfWindow(obj.get());
assert!(!obj.is_null());
obj
rval.set(obj)
}
/// Callback table for use with JS_SetWrapObjectCallbacks

13
components/script/dom/bindings/weakref.rs
View file

@ -15,8 +15,10 @@ use dom::bindings::cell::DomRefCell;
use dom::bindings::reflector::DomObject;
use dom::bindings::root::DomRoot;
use dom::bindings::trace::JSTraceable;
use js::jsapi::{JSTracer, JS_GetReservedSlot, JS_SetReservedSlot};
use js::glue::JS_GetReservedSlot;
use js::jsapi::{JSTracer, JS_SetReservedSlot};
use js::jsval::PrivateValue;
use js::jsval::UndefinedValue;
use libc::c_void;
use malloc_size_of::{MallocSizeOf, MallocSizeOfOps};
use std::cell::{Cell, UnsafeCell};
@ -53,16 +55,17 @@ pub trait WeakReferenceable: DomObject + Sized {
fn downgrade(&self) -> WeakRef<Self> {
unsafe {
let object = self.reflector().get_jsobject().get();
let mut ptr = JS_GetReservedSlot(object,
DOM_WEAK_SLOT)
.to_private() as *mut WeakBox<Self>;
let mut slot = UndefinedValue();
JS_GetReservedSlot(object, DOM_WEAK_SLOT, &mut slot);
let mut ptr = slot.to_private() as *mut WeakBox<Self>;
if ptr.is_null() {
trace!("Creating new WeakBox holder for {:p}.", self);
ptr = Box::into_raw(Box::new(WeakBox {
count: Cell::new(1),
value: Cell::new(Some(ptr::NonNull::from(self))),
}));
JS_SetReservedSlot(object, DOM_WEAK_SLOT, PrivateValue(ptr as *const c_void));
let val = PrivateValue(ptr as *const c_void);
JS_SetReservedSlot(object, DOM_WEAK_SLOT, &val);
}
let box_ = &*ptr;
assert!(box_.value.get().is_some());