diff options
Diffstat (limited to 'dom/media/eme/MediaEncryptedEvent.cpp')
-rw-r--r-- | dom/media/eme/MediaEncryptedEvent.cpp | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/dom/media/eme/MediaEncryptedEvent.cpp b/dom/media/eme/MediaEncryptedEvent.cpp new file mode 100644 index 000000000..8e2595fcb --- /dev/null +++ b/dom/media/eme/MediaEncryptedEvent.cpp @@ -0,0 +1,129 @@ +/* -*- 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 "MediaEncryptedEvent.h" +#include "mozilla/dom/MediaEncryptedEventBinding.h" +#include "nsContentUtils.h" +#include "jsfriendapi.h" +#include "nsINode.h" +#include "mozilla/dom/MediaKeys.h" + +namespace mozilla { +namespace dom { + +NS_IMPL_CYCLE_COLLECTION_CLASS(MediaEncryptedEvent) + +NS_IMPL_ADDREF_INHERITED(MediaEncryptedEvent, Event) +NS_IMPL_RELEASE_INHERITED(MediaEncryptedEvent, Event) + +NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(MediaEncryptedEvent, Event) +NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END + +NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN_INHERITED(MediaEncryptedEvent, Event) + NS_IMPL_CYCLE_COLLECTION_TRACE_JS_MEMBER_CALLBACK(mInitData) +NS_IMPL_CYCLE_COLLECTION_TRACE_END + +NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN_INHERITED(MediaEncryptedEvent, Event) + tmp->mInitData = nullptr; + mozilla::DropJSObjects(this); +NS_IMPL_CYCLE_COLLECTION_UNLINK_END + +NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION_INHERITED(MediaEncryptedEvent) +NS_INTERFACE_MAP_END_INHERITING(Event) + +MediaEncryptedEvent::MediaEncryptedEvent(EventTarget* aOwner) + : Event(aOwner, nullptr, nullptr) +{ + mozilla::HoldJSObjects(this); +} + +MediaEncryptedEvent::~MediaEncryptedEvent() +{ + mInitData = nullptr; + mozilla::DropJSObjects(this); +} + +JSObject* +MediaEncryptedEvent::WrapObjectInternal(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) +{ + return MediaEncryptedEventBinding::Wrap(aCx, this, aGivenProto); +} + +already_AddRefed<MediaEncryptedEvent> +MediaEncryptedEvent::Constructor(EventTarget* aOwner) +{ + RefPtr<MediaEncryptedEvent> e = new MediaEncryptedEvent(aOwner); + e->InitEvent(NS_LITERAL_STRING("encrypted"), false, false); + e->SetTrusted(true); + return e.forget(); +} + +already_AddRefed<MediaEncryptedEvent> +MediaEncryptedEvent::Constructor(EventTarget* aOwner, + const nsAString& aInitDataType, + const nsTArray<uint8_t>& aInitData) +{ + RefPtr<MediaEncryptedEvent> e = new MediaEncryptedEvent(aOwner); + e->InitEvent(NS_LITERAL_STRING("encrypted"), false, false); + e->mInitDataType = aInitDataType; + e->mRawInitData = aInitData; + e->SetTrusted(true); + return e.forget(); +} + +already_AddRefed<MediaEncryptedEvent> +MediaEncryptedEvent::Constructor(const GlobalObject& aGlobal, + const nsAString& aType, + const MediaKeyNeededEventInit& aEventInitDict, + ErrorResult& aRv) +{ + nsCOMPtr<EventTarget> owner = do_QueryInterface(aGlobal.GetAsSupports()); + RefPtr<MediaEncryptedEvent> e = new MediaEncryptedEvent(owner); + bool trusted = e->Init(owner); + e->InitEvent(aType, aEventInitDict.mBubbles, aEventInitDict.mCancelable); + e->mInitDataType = aEventInitDict.mInitDataType; + if (!aEventInitDict.mInitData.IsNull()) { + const auto& a = aEventInitDict.mInitData.Value(); + a.ComputeLengthAndData(); + e->mInitData = ArrayBuffer::Create(aGlobal.Context(), + a.Length(), + a.Data()); + if (!e->mInitData) { + aRv.Throw(NS_ERROR_OUT_OF_MEMORY); + return nullptr; + } + } + e->SetTrusted(trusted); + return e.forget(); +} + +void +MediaEncryptedEvent::GetInitDataType(nsString& aRetVal) const +{ + aRetVal = mInitDataType; +} + +void +MediaEncryptedEvent::GetInitData(JSContext* cx, + JS::MutableHandle<JSObject*> aData, + ErrorResult& aRv) +{ + if (mRawInitData.Length()) { + mInitData = ArrayBuffer::Create(cx, + this, + mRawInitData.Length(), + mRawInitData.Elements()); + if (!mInitData) { + aRv.Throw(NS_ERROR_OUT_OF_MEMORY); + return; + } + mRawInitData.Clear(); + } + aData.set(mInitData); +} + +} // namespace dom +} // namespace mozilla |