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Various CanGc fixes in components/script/dom (#33706)

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* Propagate 'can_gc' in IFrame DOM code

Signed-off-by: webbeef <me@webbeef.org>

* Propagate 'can_gc' in HTML video and image elements

Signed-off-by: webbeef <me@webbeef.org>

* Propagate 'can_gc' in Blob and dependencies

Signed-off-by: webbeef <me@webbeef.org>

* Leftover can_gc fixes for HTMLMediaElement

Signed-off-by: webbeef <me@webbeef.org>

* Address comment

Signed-off-by: webbeef <me@webbeef.org>

---------

Signed-off-by: webbeef <me@webbeef.org>
This commit is contained in:
webbeef 2024-10-07 19:30:04 -07:00 • committed by GitHub
parent 7d931e673a
commit d3c0785d64
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GPG key ID: B5690EEEBB952194
14 changed files with 67 additions and 42 deletions
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21
components/script/body.rs
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@ -39,7 +39,7 @@ use crate::dom::promisenativehandler::{Callback, PromiseNativeHandler};
use crate::dom::readablestream::{get_read_promise_bytes, get_read_promise_done, ReadableStream};
use crate::dom::urlsearchparams::URLSearchParams;
use crate::realms::{enter_realm, AlreadyInRealm, InRealm};
use crate::script_runtime::JSContext;
use crate::script_runtime::{CanGc, JSContext};
use crate::task::TaskCanceller;
use crate::task_source::networking::NetworkingTaskSource;
use crate::task_source::{TaskSource, TaskSourceName};
@ -286,7 +286,7 @@ struct TransmitBodyPromiseHandler {
impl Callback for TransmitBodyPromiseHandler {
/// Step 5 of <https://fetch.spec.whatwg.org/#concept-request-transmit-body>
fn callback(&self, cx: JSContext, v: HandleValue, _realm: InRealm) {
fn callback(&self, cx: JSContext, v: HandleValue, _realm: InRealm, _can_gc: CanGc) {
let is_done = match get_read_promise_done(cx, &v) {
Ok(is_done) => is_done,
Err(_) => {
@ -335,7 +335,7 @@ struct TransmitBodyPromiseRejectionHandler {
impl Callback for TransmitBodyPromiseRejectionHandler {
/// <https://fetch.spec.whatwg.org/#concept-request-transmit-body>
fn callback(&self, _cx: JSContext, _v: HandleValue, _realm: InRealm) {
fn callback(&self, _cx: JSContext, _v: HandleValue, _realm: InRealm, _can_gc: CanGc) {
// Step 5.4, the "rejection" steps.
let _ = self.control_sender.send(BodyChunkRequest::Error);
self.stream.stop_reading();
@ -605,7 +605,7 @@ impl Callback for ConsumeBodyPromiseRejectionHandler {
/// Continuing Step 4 of <https://fetch.spec.whatwg.org/#concept-body-consume-body>
/// Step 3 of <https://fetch.spec.whatwg.org/#concept-read-all-bytes-from-readablestream>,
// the rejection steps.
fn callback(&self, cx: JSContext, v: HandleValue, _realm: InRealm) {
fn callback(&self, cx: JSContext, v: HandleValue, _realm: InRealm, _can_gc: CanGc) {
self.result_promise.reject(cx, v);
}
}
@ -624,12 +624,12 @@ struct ConsumeBodyPromiseHandler {
impl ConsumeBodyPromiseHandler {
/// Step 5 of <https://fetch.spec.whatwg.org/#concept-body-consume-body>
fn resolve_result_promise(&self, cx: JSContext) {
fn resolve_result_promise(&self, cx: JSContext, can_gc: CanGc) {
let body_type = self.body_type.borrow_mut().take().unwrap();
let mime_type = self.mime_type.borrow_mut().take().unwrap();
let body = self.bytes.borrow_mut().take().unwrap();
let pkg_data_results = run_package_data_algorithm(cx, body, body_type, mime_type);
let pkg_data_results = run_package_data_algorithm(cx, body, body_type, mime_type, can_gc);
match pkg_data_results {
Ok(results) => {
@ -650,7 +650,7 @@ impl ConsumeBodyPromiseHandler {
impl Callback for ConsumeBodyPromiseHandler {
/// Continuing Step 4 of <https://fetch.spec.whatwg.org/#concept-body-consume-body>
/// Step 3 of <https://fetch.spec.whatwg.org/#concept-read-all-bytes-from-readablestream>.
fn callback(&self, cx: JSContext, v: HandleValue, _realm: InRealm) {
fn callback(&self, cx: JSContext, v: HandleValue, _realm: InRealm, can_gc: CanGc) {
let stream = self
.stream
.as_ref()
@ -667,7 +667,7 @@ impl Callback for ConsumeBodyPromiseHandler {
if is_done {
// When read is fulfilled with an object whose done property is true.
self.resolve_result_promise(cx);
self.resolve_result_promise(cx, can_gc);
} else {
let chunk = match get_read_promise_bytes(cx, &v) {
Ok(chunk) => chunk,
@ -796,6 +796,7 @@ fn run_package_data_algorithm(
bytes: Vec<u8>,
body_type: BodyType,
mime_type: Vec<u8>,
can_gc: CanGc,
) -> Fallible<FetchedData> {
let mime = &*mime_type;
let in_realm_proof = AlreadyInRealm::assert_for_cx(cx);
@ -803,7 +804,7 @@ fn run_package_data_algorithm(
match body_type {
BodyType::Text => run_text_data_algorithm(bytes),
BodyType::Json => run_json_data_algorithm(cx, bytes),
BodyType::Blob => run_blob_data_algorithm(&global, bytes, mime),
BodyType::Blob => run_blob_data_algorithm(&global, bytes, mime, can_gc),
BodyType::FormData => run_form_data_algorithm(&global, bytes, mime),
BodyType::ArrayBuffer => run_array_buffer_data_algorithm(cx, bytes),
}
@ -843,6 +844,7 @@ fn run_blob_data_algorithm(
root: &GlobalScope,
bytes: Vec<u8>,
mime: &[u8],
can_gc: CanGc,
) -> Fallible<FetchedData> {
let mime_string = if let Ok(s) = String::from_utf8(mime.to_vec()) {
s
@ -852,6 +854,7 @@ fn run_blob_data_algorithm(
let blob = Blob::new(
root,
BlobImpl::new_from_bytes(bytes, normalize_type_string(&mime_string)),
can_gc,
);
Ok(FetchedData::BlobData(blob))
}