1 files changed, 103 insertions, 0 deletions
diff --git a/dom/media/eme/MediaKeyMessageEvent.cpp b/dom/media/eme/MediaKeyMessageEvent.cpp
new file mode 100644
index 0000000000..69ce5499f4
--- /dev/null
+++ b/dom/media/eme/MediaKeyMessageEvent.cpp
@@ -0,0 +1,103 @@
+/* -*- 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 "mozilla/dom/MediaKeyMessageEvent.h"
+#include "mozilla/dom/MediaKeyMessageEventBinding.h"
+#include "js/ArrayBuffer.h"
+#include "js/RootingAPI.h"
+#include "jsfriendapi.h"
+#include "mozilla/dom/Nullable.h"
+#include "mozilla/dom/PrimitiveConversions.h"
+#include "mozilla/HoldDropJSObjects.h"
+#include "mozilla/dom/TypedArray.h"
+#include "nsContentUtils.h"
+#include "mozilla/dom/MediaKeys.h"
+
+namespace mozilla::dom {
+
+NS_IMPL_CYCLE_COLLECTION_CLASS(MediaKeyMessageEvent)
+
+NS_IMPL_ADDREF_INHERITED(MediaKeyMessageEvent, Event)
+NS_IMPL_RELEASE_INHERITED(MediaKeyMessageEvent, Event)
+
+NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(MediaKeyMessageEvent, Event)
+NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
+
+NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN_INHERITED(MediaKeyMessageEvent, Event)
+  NS_IMPL_CYCLE_COLLECTION_TRACE_JS_MEMBER_CALLBACK(mMessage)
+NS_IMPL_CYCLE_COLLECTION_TRACE_END
+
+NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN_INHERITED(MediaKeyMessageEvent, Event)
+  mozilla::DropJSObjects(tmp);
+NS_IMPL_CYCLE_COLLECTION_UNLINK_END
+
+NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(MediaKeyMessageEvent)
+NS_INTERFACE_MAP_END_INHERITING(Event)
+
+MediaKeyMessageEvent::MediaKeyMessageEvent(EventTarget* aOwner)
+    : Event(aOwner, nullptr, nullptr),
+      mMessageType(static_cast<MediaKeyMessageType>(0)) {
+  mozilla::HoldJSObjects(this);
+}
+
+MediaKeyMessageEvent::~MediaKeyMessageEvent() { mozilla::DropJSObjects(this); }
+
+MediaKeyMessageEvent* MediaKeyMessageEvent::AsMediaKeyMessageEvent() {
+  return this;
+}
+
+JSObject* MediaKeyMessageEvent::WrapObjectInternal(
+    JSContext* aCx, JS::Handle<JSObject*> aGivenProto) {
+  return MediaKeyMessageEvent_Binding::Wrap(aCx, this, aGivenProto);
+}
+
+already_AddRefed<MediaKeyMessageEvent> MediaKeyMessageEvent::Constructor(
+    EventTarget* aOwner, MediaKeyMessageType aMessageType,
+    const nsTArray<uint8_t>& aMessage) {
+  RefPtr<MediaKeyMessageEvent> e = new MediaKeyMessageEvent(aOwner);
+  e->InitEvent(u"message"_ns, false, false);
+  e->mMessageType = aMessageType;
+  e->mRawMessage = aMessage.Clone();
+  e->SetTrusted(true);
+  return e.forget();
+}
+
+already_AddRefed<MediaKeyMessageEvent> MediaKeyMessageEvent::Constructor(
+    const GlobalObject& aGlobal, const nsAString& aType,
+    const MediaKeyMessageEventInit& aEventInitDict, ErrorResult& aRv) {
+  nsCOMPtr<EventTarget> owner = do_QueryInterface(aGlobal.GetAsSupports());
+  RefPtr<MediaKeyMessageEvent> e = new MediaKeyMessageEvent(owner);
+  bool trusted = e->Init(owner);
+  e->InitEvent(aType, aEventInitDict.mBubbles, aEventInitDict.mCancelable);
+  JS::Rooted<JSObject*> buffer(aGlobal.Context(),
+                               aEventInitDict.mMessage.Obj());
+  e->mMessage = JS::CopyArrayBuffer(aGlobal.Context(), buffer);
+  if (!e->mMessage) {
+    aRv.NoteJSContextException(aGlobal.Context());
+    return nullptr;
+  }
+  e->mMessageType = aEventInitDict.mMessageType;
+  e->SetTrusted(trusted);
+  e->SetComposed(aEventInitDict.mComposed);
+  return e.forget();
+}
+
+void MediaKeyMessageEvent::GetMessage(JSContext* cx,
+                                      JS::MutableHandle<JSObject*> aMessage,
+                                      ErrorResult& aRv) {
+  if (!mMessage) {
+    mMessage = ArrayBuffer::Create(cx, this, mRawMessage.Length(),
+                                   mRawMessage.Elements());
+    if (!mMessage) {
+      aRv.NoteJSContextException(cx);
+      return;
+    }
+    mRawMessage.Clear();
+  }
+  aMessage.set(mMessage);
+}
+
+}  // namespace mozilla::dom