зеркало из https://github.com/mozilla/gecko-dev.git
143 строки
4.2 KiB
C++
143 строки
4.2 KiB
C++
/* -*- 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/. */
|
|
|
|
#ifndef mozilla_dom_MediaKeySession_h
|
|
#define mozilla_dom_MediaKeySession_h
|
|
|
|
#include "DecoderDoctorLogger.h"
|
|
#include "mozilla/Attributes.h"
|
|
#include "nsCycleCollectionParticipant.h"
|
|
#include "mozilla/DOMEventTargetHelper.h"
|
|
#include "nsCOMPtr.h"
|
|
#include "mozilla/dom/TypedArray.h"
|
|
#include "mozilla/Mutex.h"
|
|
#include "mozilla/dom/Promise.h"
|
|
#include "mozilla/DetailedPromise.h"
|
|
#include "mozilla/dom/MediaKeySessionBinding.h"
|
|
#include "mozilla/dom/MediaKeysBinding.h"
|
|
#include "mozilla/dom/MediaKeyMessageEventBinding.h"
|
|
|
|
struct JSContext;
|
|
|
|
namespace mozilla {
|
|
class ErrorResult;
|
|
|
|
namespace dom {
|
|
class MediaKeySession;
|
|
} // namespace dom
|
|
DDLoggedTypeName(dom::MediaKeySession);
|
|
|
|
namespace dom {
|
|
|
|
class ArrayBufferViewOrArrayBuffer;
|
|
class MediaKeyError;
|
|
class MediaKeyStatusMap;
|
|
|
|
nsCString ToCString(MediaKeySessionType aType);
|
|
|
|
nsString ToString(MediaKeySessionType aType);
|
|
|
|
class MediaKeySession final : public DOMEventTargetHelper,
|
|
public DecoderDoctorLifeLogger<MediaKeySession> {
|
|
public:
|
|
NS_DECL_ISUPPORTS_INHERITED
|
|
NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(MediaKeySession,
|
|
DOMEventTargetHelper)
|
|
public:
|
|
MediaKeySession(nsPIDOMWindowInner* aParent, MediaKeys* aKeys,
|
|
const nsAString& aKeySystem, MediaKeySessionType aSessionType,
|
|
ErrorResult& aRv);
|
|
|
|
void SetSessionId(const nsAString& aSessionId);
|
|
|
|
JSObject* WrapObject(JSContext* aCx,
|
|
JS::Handle<JSObject*> aGivenProto) override;
|
|
|
|
// Mark this as resultNotAddRefed to return raw pointers
|
|
MediaKeyError* GetError() const;
|
|
|
|
MediaKeyStatusMap* KeyStatuses() const;
|
|
|
|
void GetSessionId(nsString& aRetval) const;
|
|
|
|
const nsString& GetSessionId() const;
|
|
|
|
// Number of ms since epoch at which expiration occurs, or NaN if unknown.
|
|
// TODO: The type of this attribute is still under contention.
|
|
// https://www.w3.org/Bugs/Public/show_bug.cgi?id=25902
|
|
double Expiration() const;
|
|
|
|
Promise* Closed() const;
|
|
|
|
already_AddRefed<Promise> GenerateRequest(
|
|
const nsAString& aInitDataType,
|
|
const ArrayBufferViewOrArrayBuffer& aInitData, ErrorResult& aRv);
|
|
|
|
already_AddRefed<Promise> Load(const nsAString& aSessionId, ErrorResult& aRv);
|
|
|
|
already_AddRefed<Promise> Update(const ArrayBufferViewOrArrayBuffer& response,
|
|
ErrorResult& aRv);
|
|
|
|
already_AddRefed<Promise> Close(ErrorResult& aRv);
|
|
|
|
already_AddRefed<Promise> Remove(ErrorResult& aRv);
|
|
|
|
void DispatchKeyMessage(MediaKeyMessageType aMessageType,
|
|
const nsTArray<uint8_t>& aMessage);
|
|
|
|
void DispatchKeyError(uint32_t system_code);
|
|
|
|
void DispatchKeyStatusesChange();
|
|
|
|
void OnClosed();
|
|
|
|
bool IsClosed() const;
|
|
|
|
void SetExpiration(double aExpiry);
|
|
|
|
mozilla::dom::EventHandlerNonNull* GetOnkeystatuseschange();
|
|
void SetOnkeystatuseschange(mozilla::dom::EventHandlerNonNull* aCallback);
|
|
|
|
mozilla::dom::EventHandlerNonNull* GetOnmessage();
|
|
void SetOnmessage(mozilla::dom::EventHandlerNonNull* aCallback);
|
|
|
|
// Process-unique identifier.
|
|
uint32_t Token() const;
|
|
|
|
private:
|
|
~MediaKeySession();
|
|
|
|
void UpdateKeyStatusMap();
|
|
|
|
bool IsCallable() const {
|
|
// The EME spec sets the "callable value" to true whenever the CDM sets
|
|
// the sessionId. When the session is initialized, sessionId is empty and
|
|
// callable is thus false.
|
|
return !mSessionId.IsEmpty();
|
|
}
|
|
|
|
already_AddRefed<DetailedPromise> MakePromise(ErrorResult& aRv,
|
|
const nsACString& aName);
|
|
|
|
RefPtr<DetailedPromise> mClosed;
|
|
|
|
RefPtr<MediaKeyError> mMediaKeyError;
|
|
RefPtr<MediaKeys> mKeys;
|
|
const nsString mKeySystem;
|
|
nsString mSessionId;
|
|
const MediaKeySessionType mSessionType;
|
|
const uint32_t mToken;
|
|
bool mIsClosed;
|
|
bool mUninitialized;
|
|
RefPtr<MediaKeyStatusMap> mKeyStatusMap;
|
|
double mExpiration;
|
|
};
|
|
|
|
} // namespace dom
|
|
} // namespace mozilla
|
|
|
|
#endif
|