Adding upstream version 86.0.1.upstream/86.0.1upstream

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

1 files changed, 71 insertions, 0 deletions

diff --git a/dom/broadcastchannel/BroadcastChannelParent.cpp b/dom/broadcastchannel/BroadcastChannelParent.cpp
new file mode 100644
index 0000000000..56c528c933
--- /dev/null
+++ b/dom/broadcastchannel/BroadcastChannelParent.cpp
@@ -0,0 +1,71 @@
+/* -*- 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 "BroadcastChannelParent.h"
+#include "BroadcastChannelService.h"
+#include "mozilla/dom/File.h"
+#include "mozilla/dom/IPCBlobUtils.h"
+#include "mozilla/ipc/BackgroundParent.h"
+#include "mozilla/ipc/IPCStreamUtils.h"
+#include "mozilla/Unused.h"
+
+namespace mozilla {
+
+using namespace ipc;
+
+namespace dom {
+
+BroadcastChannelParent::BroadcastChannelParent(
+    const nsAString& aOriginChannelKey)
+    : mService(BroadcastChannelService::GetOrCreate()),
+      mOriginChannelKey(aOriginChannelKey) {
+  AssertIsOnBackgroundThread();
+  mService->RegisterActor(this, mOriginChannelKey);
+}
+
+BroadcastChannelParent::~BroadcastChannelParent() {
+  AssertIsOnBackgroundThread();
+}
+
+mozilla::ipc::IPCResult BroadcastChannelParent::RecvPostMessage(
+    const MessageData& aData) {
+  AssertIsOnBackgroundThread();
+
+  if (NS_WARN_IF(!mService)) {
+    return IPC_FAIL_NO_REASON(this);
+  }
+
+  mService->PostMessage(this, aData, mOriginChannelKey);
+  return IPC_OK();
+}
+
+mozilla::ipc::IPCResult BroadcastChannelParent::RecvClose() {
+  AssertIsOnBackgroundThread();
+
+  if (NS_WARN_IF(!mService)) {
+    return IPC_FAIL_NO_REASON(this);
+  }
+
+  mService->UnregisterActor(this, mOriginChannelKey);
+  mService = nullptr;
+
+  Unused << Send__delete__(this);
+
+  return IPC_OK();
+}
+
+void BroadcastChannelParent::ActorDestroy(ActorDestroyReason aWhy) {
+  AssertIsOnBackgroundThread();
+
+  if (mService) {
+    // This object is about to be released and with it, also mService will be
+    // released too.
+    mService->UnregisterActor(this, mOriginChannelKey);
+  }
+}
+
+}  // namespace dom
+}  // namespace mozilla