#ifndef MediaKeySession_h
#define MediaKeySession_h
#if ENABLE(ENCRYPTED_MEDIA_V2)
#include "ActiveDOMObject.h"
#include "CDMSession.h"
#include "EventTarget.h"
#include "ExceptionCode.h"
#include "GenericEventQueue.h"
#include "Timer.h"
#include <runtime/Uint8Array.h>
#include <wtf/Deque.h>
#include <wtf/PassRefPtr.h>
#include <wtf/RefCounted.h>
#include <wtf/text/WTFString.h>
namespace WebCore {
class MediaKeyError;
class MediaKeys;
class MediaKeySession final : public RefCounted<MediaKeySession>, public EventTargetWithInlineData, public ActiveDOMObject, public CDMSessionClient {
public:
static PassRefPtr<MediaKeySession> create(ScriptExecutionContext*, MediaKeys*, const String& keySystem);
~MediaKeySession();
const String& keySystem() const { return m_keySystem; }
CDMSession* session() { return m_session.get(); }
const String& sessionId() const;
void setError(MediaKeyError*);
MediaKeyError* error() { return m_error.get(); }
void setKeys(MediaKeys* keys) { m_keys = keys; }
MediaKeys* keys() const { return m_keys; }
void generateKeyRequest(const String& mimeType, Uint8Array* initData);
void update(Uint8Array* key, ExceptionCode&);
bool isClosed() const { return !m_session; }
void close();
using RefCounted<MediaKeySession>::ref;
using RefCounted<MediaKeySession>::deref;
void enqueueEvent(PassRefPtr<Event>);
virtual bool hasPendingActivity() const override { return (m_keys && !isClosed()) || m_asyncEventQueue.hasPendingEvents(); }
virtual void stop() override { close(); }
DEFINE_ATTRIBUTE_EVENT_LISTENER(webkitkeyadded);
DEFINE_ATTRIBUTE_EVENT_LISTENER(webkitkeyerror);
DEFINE_ATTRIBUTE_EVENT_LISTENER(webkitkeymessage);
virtual EventTargetInterface eventTargetInterface() const override { return MediaKeySessionEventTargetInterfaceType; }
virtual ScriptExecutionContext* scriptExecutionContext() const override { return ActiveDOMObject::scriptExecutionContext(); }
protected:
MediaKeySession(ScriptExecutionContext*, MediaKeys*, const String& keySystem);
void keyRequestTimerFired(Timer&);
void addKeyTimerFired(Timer&);
virtual void sendMessage(Uint8Array*, String destinationURL);
virtual void sendError(MediaKeyErrorCode, unsigned long systemCode);
virtual String mediaKeysStorageDirectory() const;
MediaKeys* m_keys;
String m_keySystem;
String m_sessionId;
RefPtr<MediaKeyError> m_error;
GenericEventQueue m_asyncEventQueue;
std::unique_ptr<CDMSession> m_session;
struct PendingKeyRequest {
PendingKeyRequest(const String& mimeType, Uint8Array* initData) : mimeType(mimeType), initData(initData) { }
String mimeType;
RefPtr<Uint8Array> initData;
};
Deque<PendingKeyRequest> m_pendingKeyRequests;
Timer m_keyRequestTimer;
Deque<RefPtr<Uint8Array>> m_pendingKeys;
Timer m_addKeyTimer;
private:
virtual void refEventTarget() override { ref(); }
virtual void derefEventTarget() override { deref(); }
};
}
#endif // ENABLE(ENCRYPTED_MEDIA_V2)
#endif // MediaKeySession_h