script: Use the new C string literal in the DOM bindings (#32741)

* simple conversion to cstrings using as_ptr()

Signed-off-by: Bum Kim <bumcrystlbum@gmail.com>

* replaced byte strings with c strings using new helper functions

Signed-off-by: Bum Kim <bumcrystlbum@gmail.com>

* changed &[u8] type parameters to &CStr

Signed-off-by: Bum Kim <bumcrystlbum@gmail.com>

---------

Signed-off-by: Bum Kim <bumcrystlbum@gmail.com>
This commit is contained in:
Bumsoo Kim 2024-07-11 00:18:54 -04:00 committed by GitHub
parent 3e163bfcdb
commit c6cb7ee981
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GPG key ID: B5690EEEBB952194
6 changed files with 60 additions and 63 deletions

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@ -1862,7 +1862,7 @@ class MethodDefiner(PropertyDefiner):
if flags != "0":
flags = f"({flags}) as u16"
if "selfHostedName" in m:
selfHostedName = '%s as *const u8 as *const libc::c_char' % str_to_const_array(m["selfHostedName"])
selfHostedName = str_to_cstr_ptr(m["selfHostedName"])
assert not m.get("methodInfo", True)
accessor = "None"
jitinfo = "ptr::null()"
@ -1883,8 +1883,8 @@ class MethodDefiner(PropertyDefiner):
assert not self.crossorigin
name = 'JSPropertySpec_Name { symbol_: SymbolCode::%s as usize + 1 }' % m["name"][2:]
else:
name = ('JSPropertySpec_Name { string_: %s as *const u8 as *const libc::c_char }'
% str_to_const_array(m["name"]))
name = ('JSPropertySpec_Name { string_: %s }'
% str_to_cstr_ptr(m["name"]))
return (name, accessor, jitinfo, m["length"], flags, selfHostedName)
specTemplate = (
@ -2013,12 +2013,12 @@ class AttrDefiner(PropertyDefiner):
def specData(attr):
if attr["name"] == "@@toStringTag":
return (attr["name"][2:], attr["flags"], attr["kind"],
str_to_const_array(self.descriptor.interface.getClassName()))
str_to_cstr_ptr(self.descriptor.interface.getClassName()))
flags = attr["flags"]
if self.unforgeable:
flags += " | JSPROP_PERMANENT"
return (str_to_const_array(attr["attr"].identifier.name), flags, attr["kind"], getter(attr),
return (str_to_cstr_ptr(attr["attr"].identifier.name), flags, attr["kind"], getter(attr),
setter(attr))
def template(m):
@ -2031,14 +2031,14 @@ class AttrDefiner(PropertyDefiner):
value: JSPropertySpec_ValueWrapper {
type_: JSPropertySpec_ValueWrapper_Type::String,
__bindgen_anon_1: JSPropertySpec_ValueWrapper__bindgen_ty_1 {
string: %s as *const u8 as *const libc::c_char,
string: %s,
}
}
}
}
"""
return """ JSPropertySpec {
name: JSPropertySpec_Name { string_: %s as *const u8 as *const libc::c_char },
name: JSPropertySpec_Name { string_: %s },
attributes_: (%s),
kind_: (%s),
u: JSPropertySpec_AccessorsOrValue {
@ -2084,7 +2084,7 @@ class ConstDefiner(PropertyDefiner):
return ""
def specData(const):
return (str_to_const_array(const.identifier.name),
return (str_to_cstr(const.identifier.name),
convertConstIDLValueToJSVal(const.value))
return self.generateGuardedArray(
@ -2379,7 +2379,7 @@ class CGDOMJSClass(CGThing):
"enumerateHook": "None",
"finalizeHook": FINALIZE_HOOK_NAME,
"flags": "JSCLASS_FOREGROUND_FINALIZE",
"name": str_to_const_array(self.descriptor.interface.identifier.name),
"name": str_to_cstr_ptr(self.descriptor.interface.identifier.name),
"resolveHook": "None",
"slots": "1",
"traceHook": TRACE_HOOK_NAME,
@ -2409,7 +2409,7 @@ static CLASS_OPS: JSClassOps = JSClassOps {
static Class: DOMJSClass = DOMJSClass {
base: JSClass {
name: %(name)s as *const u8 as *const libc::c_char,
name: %(name)s,
flags: JSCLASS_IS_DOMJSCLASS | %(flags)s |
(((%(slots)s) & JSCLASS_RESERVED_SLOTS_MASK) << JSCLASS_RESERVED_SLOTS_SHIFT)
/* JSCLASS_HAS_RESERVED_SLOTS(%(slots)s) */,
@ -2466,8 +2466,12 @@ impl %(selfName)s {
""" % args
def str_to_const_array(s):
return "b\"%s\\0\"" % s
def str_to_cstr(s):
return "c\"%s\"" % s
def str_to_cstr_ptr(s):
return "c\"%s\".as_ptr()" % s
class CGPrototypeJSClass(CGThing):
@ -2476,13 +2480,13 @@ class CGPrototypeJSClass(CGThing):
self.descriptor = descriptor
def define(self):
name = str_to_const_array(self.descriptor.interface.identifier.name + "Prototype")
name = str_to_cstr_ptr(self.descriptor.interface.identifier.name + "Prototype")
slotCount = 0
if self.descriptor.hasLegacyUnforgeableMembers:
slotCount += 1
return """\
static PrototypeClass: JSClass = JSClass {
name: %(name)s as *const u8 as *const libc::c_char,
name: %(name)s,
flags:
// JSCLASS_HAS_RESERVED_SLOTS(%(slotCount)s)
(%(slotCount)s ) << JSCLASS_RESERVED_SLOTS_SHIFT,
@ -2511,7 +2515,7 @@ class CGInterfaceObjectJSClass(CGThing):
static NAMESPACE_OBJECT_CLASS: NamespaceObjectClass = unsafe {
NamespaceObjectClass::new(%s)
};
""" % str_to_const_array(classString)
""" % str_to_cstr(classString)
if self.descriptor.interface.ctor():
constructorBehavior = "InterfaceConstructorBehavior::call(%s)" % CONSTRUCT_HOOK_NAME
else:
@ -3245,13 +3249,13 @@ let global = incumbent_global.reflector().get_jsobject();\n"""
return false;
}
if !JS_DefineProperty(cx, result.handle(),
${nameAsArray} as *const u8 as *const libc::c_char,
${nameAsArray},
temp.handle(), JSPROP_ENUMERATE as u32) {
return false;
}
}
""",
name=name, nameAsArray=str_to_const_array(name), conditions=ret_conditions)
name=name, nameAsArray=str_to_cstr_ptr(name), conditions=ret_conditions)
ret += 'true\n'
return CGGeneric(ret)
@ -3292,7 +3296,7 @@ rooted!(in(*cx) let proto = {proto});
assert!(!proto.is_null());
rooted!(in(*cx) let mut namespace = ptr::null_mut::<JSObject>());
create_namespace_object(cx, global, proto.handle(), &NAMESPACE_OBJECT_CLASS,
{methods}, {constants}, {str_to_const_array(name)}, namespace.handle_mut());
{methods}, {constants}, {str_to_cstr(name)}, namespace.handle_mut());
assert!(!namespace.is_null());
assert!((*cache)[PrototypeList::Constructor::{id} as usize].is_null());
(*cache)[PrototypeList::Constructor::{id} as usize] = namespace.get();
@ -3311,7 +3315,7 @@ assert!((*cache)[PrototypeList::Constructor::%(id)s as usize].is_null());
<*mut JSObject>::post_barrier((*cache).as_mut_ptr().offset(PrototypeList::Constructor::%(id)s as isize),
ptr::null_mut(),
interface.get());
""" % {"id": name, "name": str_to_const_array(name)})
""" % {"id": name, "name": str_to_cstr(name)})
parentName = self.descriptor.getParentName()
if not parentName:
@ -3382,7 +3386,7 @@ assert!((*cache)[PrototypeList::ID::%(id)s as usize].is_null());
""" % proto_properties))
if self.descriptor.interface.hasInterfaceObject():
properties["name"] = str_to_const_array(name)
properties["name"] = str_to_cstr(name)
if self.descriptor.interface.ctor():
properties["length"] = methodLength(self.descriptor.interface.ctor())
else:
@ -3463,7 +3467,7 @@ assert!((*cache)[PrototypeList::Constructor::%(id)s as usize].is_null());
${prop} as *const u8 as *const _,
aliasedVal.handle_mut()));
""",
prop=str_to_const_array(m.identifier.name)))
prop=str_to_cstr_ptr(m.identifier.name)))
] + [defineAlias(alias) for alias in sorted(m.aliases)])
defineAliases = CGList([
@ -3477,11 +3481,11 @@ assert!((*cache)[PrototypeList::Constructor::%(id)s as usize].is_null());
constructors = self.descriptor.interface.legacyFactoryFunctions
if constructors:
decl = "let named_constructors: [(ConstructorClassHook, &[u8], u32); %d]" % len(constructors)
decl = "let named_constructors: [(ConstructorClassHook, &std::ffi::CStr, u32); %d]" % len(constructors)
specs = []
for constructor in constructors:
hook = CONSTRUCT_HOOK_NAME + "_" + constructor.identifier.name
name = str_to_const_array(constructor.identifier.name)
name = str_to_cstr(constructor.identifier.name)
length = methodLength(constructor)
specs.append(CGGeneric("(%s as ConstructorClassHook, %s, %d)" % (hook, name, length)))
values = CGIndenter(CGList(specs, "\n"), 4)
@ -4225,7 +4229,7 @@ class CGSpecializedForwardingSetter(CGSpecializedSetter):
return CGGeneric("""\
let cx = SafeJSContext::from_ptr(cx);
rooted!(in(*cx) let mut v = UndefinedValue());
if !JS_GetProperty(*cx, HandleObject::from_raw(obj), %s as *const u8 as *const libc::c_char, v.handle_mut()) {
if !JS_GetProperty(*cx, HandleObject::from_raw(obj), %s, v.handle_mut()) {
return false;
}
if !v.is_object() {
@ -4233,8 +4237,8 @@ if !v.is_object() {
return false;
}
rooted!(in(*cx) let target_obj = v.to_object());
JS_SetProperty(*cx, target_obj.handle(), %s as *const u8 as *const libc::c_char, HandleValue::from_raw(args.get(0)))
""" % (str_to_const_array(attrName), attrName, str_to_const_array(forwardToAttrName)))
JS_SetProperty(*cx, target_obj.handle(), %s, HandleValue::from_raw(args.get(0)))
""" % (str_to_cstr_ptr(attrName), attrName, str_to_cstr_ptr(forwardToAttrName)))
class CGSpecializedReplaceableSetter(CGSpecializedSetter):
@ -4246,11 +4250,11 @@ class CGSpecializedReplaceableSetter(CGSpecializedSetter):
def definition_body(self):
assert self.attr.readonly
name = str_to_const_array(self.attr.identifier.name)
name = str_to_cstr_ptr(self.attr.identifier.name)
# JS_DefineProperty can only deal with ASCII.
assert all(ord(c) < 128 for c in name)
return CGGeneric("""\
JS_DefineProperty(cx, HandleObject::from_raw(obj), %s as *const u8 as *const libc::c_char,
JS_DefineProperty(cx, HandleObject::from_raw(obj), %s,
HandleValue::from_raw(args.get(0)), JSPROP_ENUMERATE as u32)""" % name)
@ -6055,7 +6059,7 @@ class CGDOMJSProxyHandler_className(CGAbstractExternMethod):
self.descriptor = descriptor
def getBody(self):
return '%s as *const u8 as *const libc::c_char' % str_to_const_array(self.descriptor.name)
return str_to_cstr_ptr(self.descriptor.name)
def definition_body(self):
return CGGeneric(self.getBody())
@ -6456,8 +6460,8 @@ class CGDescriptor(CGThing):
if unscopableNames:
haveUnscopables = True
cgThings.append(
CGList([CGGeneric("const unscopable_names: &[&[u8]] = &["),
CGIndenter(CGList([CGGeneric(str_to_const_array(name)) for
CGList([CGGeneric("const unscopable_names: &[&std::ffi::CStr] = &["),
CGIndenter(CGList([CGGeneric(str_to_cstr(name)) for
name in unscopableNames], ",\n")),
CGGeneric("];\n")], "\n"))
if descriptor.concrete or descriptor.hasDescendants():
@ -6475,8 +6479,8 @@ class CGDescriptor(CGThing):
haveLegacyWindowAliases = len(legacyWindowAliases) != 0
if haveLegacyWindowAliases:
cgThings.append(
CGList([CGGeneric("const legacy_window_aliases: &[&[u8]] = &["),
CGIndenter(CGList([CGGeneric(str_to_const_array(name)) for
CGList([CGGeneric("const legacy_window_aliases: &[&std::ffi::CStr] = &["),
CGIndenter(CGList([CGGeneric(str_to_cstr(name)) for
name in legacyWindowAliases], ",\n")),
CGGeneric("];\n")], "\n"))