Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 104 insertions, 0 deletions

diff --git a/dom/workers/WorkerCSPEventListener.cpp b/dom/workers/WorkerCSPEventListener.cpp
new file mode 100644
index 0000000000..bcfe219cc7
--- /dev/null
+++ b/dom/workers/WorkerCSPEventListener.cpp
@@ -0,0 +1,104 @@
+/* -*- 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/. */
+
+#include "WorkerCSPEventListener.h"
+#include "WorkerRef.h"
+#include "WorkerRunnable.h"
+#include "WorkerScope.h"
+#include "mozilla/dom/SecurityPolicyViolationEvent.h"
+#include "mozilla/dom/SecurityPolicyViolationEventBinding.h"
+#include "mozilla/dom/WorkerRunnable.h"
+
+using namespace mozilla::dom;
+
+namespace {
+
+class WorkerCSPEventRunnable final : public MainThreadWorkerRunnable {
+ public:
+  WorkerCSPEventRunnable(WorkerPrivate* aWorkerPrivate, const nsAString& aJSON)
+      : MainThreadWorkerRunnable(aWorkerPrivate), mJSON(aJSON) {}
+
+ private:
+  bool WorkerRun(JSContext* aCx, WorkerPrivate* aWorkerPrivate) {
+    SecurityPolicyViolationEventInit violationEventInit;
+    if (NS_WARN_IF(!violationEventInit.Init(mJSON))) {
+      return true;
+    }
+
+    RefPtr<mozilla::dom::Event> event =
+        mozilla::dom::SecurityPolicyViolationEvent::Constructor(
+            aWorkerPrivate->GlobalScope(), u"securitypolicyviolation"_ns,
+            violationEventInit);
+    event->SetTrusted(true);
+
+    aWorkerPrivate->GlobalScope()->DispatchEvent(*event);
+    return true;
+  }
+
+  const nsString mJSON;
+};
+
+}  // namespace
+
+NS_IMPL_ISUPPORTS(WorkerCSPEventListener, nsICSPEventListener)
+
+/* static */
+already_AddRefed<WorkerCSPEventListener> WorkerCSPEventListener::Create(
+    WorkerPrivate* aWorkerPrivate) {
+  MOZ_ASSERT(aWorkerPrivate);
+  aWorkerPrivate->AssertIsOnWorkerThread();
+
+  RefPtr<WorkerCSPEventListener> listener = new WorkerCSPEventListener();
+
+  MutexAutoLock lock(listener->mMutex);
+  listener->mWorkerRef = WeakWorkerRef::Create(aWorkerPrivate, [listener]() {
+    MutexAutoLock lock(listener->mMutex);
+    listener->mWorkerRef = nullptr;
+  });
+
+  if (NS_WARN_IF(!listener->mWorkerRef)) {
+    return nullptr;
+  }
+
+  return listener.forget();
+}
+
+WorkerCSPEventListener::WorkerCSPEventListener()
+    : mMutex("WorkerCSPEventListener::mMutex") {}
+
+NS_IMETHODIMP
+WorkerCSPEventListener::OnCSPViolationEvent(const nsAString& aJSON) {
+  MutexAutoLock lock(mMutex);
+  if (!mWorkerRef) {
+    return NS_OK;
+  }
+
+  WorkerPrivate* workerPrivate = mWorkerRef->GetUnsafePrivate();
+  MOZ_ASSERT(workerPrivate);
+
+  if (NS_IsMainThread()) {
+    RefPtr<WorkerCSPEventRunnable> runnable =
+        new WorkerCSPEventRunnable(workerPrivate, aJSON);
+    runnable->Dispatch();
+
+    return NS_OK;
+  }
+
+  SecurityPolicyViolationEventInit violationEventInit;
+  if (NS_WARN_IF(!violationEventInit.Init(aJSON))) {
+    return NS_ERROR_UNEXPECTED;
+  }
+
+  RefPtr<mozilla::dom::Event> event =
+      mozilla::dom::SecurityPolicyViolationEvent::Constructor(
+          workerPrivate->GlobalScope(), u"securitypolicyviolation"_ns,
+          violationEventInit);
+  event->SetTrusted(true);
+
+  workerPrivate->GlobalScope()->DispatchEvent(*event);
+
+  return NS_OK;
+}