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/*
* Copyright (C) 2012 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef RTCDataChannel_h
#define RTCDataChannel_h
#if ENABLE(MEDIA_STREAM)
#include "ActiveDOMObject.h"
#include "EventTarget.h"
#include "RTCDataChannelDescriptor.h"
#include "Timer.h"
#include <wtf/RefCounted.h>
namespace WebCore {
class Blob;
class RTCPeerConnectionHandler;
class RTCDataChannel : public RefCounted<RTCDataChannel>, public EventTarget, public RTCDataChannelDescriptorClient {
public:
static PassRefPtr<RTCDataChannel> create(ScriptExecutionContext*, RTCPeerConnectionHandler*, const String& label, bool reliable, ExceptionCode&);
static PassRefPtr<RTCDataChannel> create(ScriptExecutionContext*, RTCPeerConnectionHandler*, PassRefPtr<RTCDataChannelDescriptor>);
~RTCDataChannel();
String label() const;
bool reliable() const;
String readyState() const;
unsigned long bufferedAmount() const;
String binaryType() const;
void setBinaryType(const String&, ExceptionCode&);
void send(const String&, ExceptionCode&);
void send(PassRefPtr<ArrayBuffer>, ExceptionCode&);
void send(PassRefPtr<ArrayBufferView>, ExceptionCode&);
void send(PassRefPtr<Blob>, ExceptionCode&);
void close();
DEFINE_ATTRIBUTE_EVENT_LISTENER(open);
DEFINE_ATTRIBUTE_EVENT_LISTENER(error);
DEFINE_ATTRIBUTE_EVENT_LISTENER(close);
DEFINE_ATTRIBUTE_EVENT_LISTENER(message);
RTCDataChannelDescriptor* descriptor();
void stop();
// EventTarget
virtual const AtomicString& interfaceName() const OVERRIDE;
virtual ScriptExecutionContext* scriptExecutionContext() const OVERRIDE;
using RefCounted<RTCDataChannel>::ref;
using RefCounted<RTCDataChannel>::deref;
private:
RTCDataChannel(ScriptExecutionContext*, RTCPeerConnectionHandler*, PassRefPtr<RTCDataChannelDescriptor>);
void scheduleDispatchEvent(PassRefPtr<Event>);
void scheduledEventTimerFired(Timer<RTCDataChannel>*);
// EventTarget
virtual EventTargetData* eventTargetData();
virtual EventTargetData* ensureEventTargetData();
virtual void refEventTarget() { ref(); }
virtual void derefEventTarget() { deref(); }
EventTargetData m_eventTargetData;
ScriptExecutionContext* m_scriptExecutionContext;
// RTCDataChannelDescriptor::Owner
virtual void readyStateChanged() OVERRIDE;
virtual void dataArrived(const String&) OVERRIDE;
virtual void dataArrived(const char*, size_t) OVERRIDE;
virtual void error() OVERRIDE;
bool m_stopped;
RefPtr<RTCDataChannelDescriptor> m_descriptor;
enum BinaryType {
BinaryTypeBlob,
BinaryTypeArrayBuffer
};
BinaryType m_binaryType;
// Not owned by this class.
RTCPeerConnectionHandler* m_handler;
Timer<RTCDataChannel> m_scheduledEventTimer;
Vector<RefPtr<Event> > m_scheduledEvents;
};
} // namespace WebCore
#endif // ENABLE(MEDIA_STREAM)
#endif // RTCDataChannel_h
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