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/*
* Copyright (C) 2011 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:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
* OWNER OR 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 ThreadableWebSocketChannelClientWrapper_h
#define ThreadableWebSocketChannelClientWrapper_h
#if ENABLE(WEB_SOCKETS) && ENABLE(WORKERS)
#include "PlatformString.h"
#include "ScriptExecutionContext.h"
#include "WebSocketChannelClient.h"
#include <wtf/Forward.h>
#include <wtf/OwnPtr.h>
#include <wtf/PassOwnPtr.h>
#include <wtf/Threading.h>
#include <wtf/Vector.h>
namespace WebCore {
class ScriptExecutionContext;
class WebSocketChannelClient;
class ThreadableWebSocketChannelClientWrapper : public ThreadSafeRefCounted<ThreadableWebSocketChannelClientWrapper> {
public:
static PassRefPtr<ThreadableWebSocketChannelClientWrapper> create(ScriptExecutionContext*, WebSocketChannelClient*);
void clearSyncMethodDone();
void setSyncMethodDone();
bool syncMethodDone() const;
// The value of useHixie76Protocol flag is cachable; this value is saved after WebSocketChannel (on the main
// thread) is constructed.
bool useHixie76Protocol() const;
void setUseHixie76Protocol(bool);
// Subprotocol and extensions are cached too. Will be available when didConnect() callback is invoked.
String subprotocol() const;
void setSubprotocol(const String&);
String extensions() const;
void setExtensions(const String&);
bool sendRequestResult() const;
void setSendRequestResult(bool);
unsigned long bufferedAmount() const;
void setBufferedAmount(unsigned long);
void clearClient();
void didConnect();
void didReceiveMessage(const String& message);
void didReceiveBinaryData(PassOwnPtr<Vector<char> >);
void didUpdateBufferedAmount(unsigned long bufferedAmount);
void didStartClosingHandshake();
void didClose(unsigned long unhandledBufferedAmount, WebSocketChannelClient::ClosingHandshakeCompletionStatus, unsigned short code, const String& reason);
void suspend();
void resume();
private:
ThreadableWebSocketChannelClientWrapper(ScriptExecutionContext*, WebSocketChannelClient*);
void processPendingTasks();
static void didConnectCallback(ScriptExecutionContext*, PassRefPtr<ThreadableWebSocketChannelClientWrapper>);
static void didReceiveMessageCallback(ScriptExecutionContext*, PassRefPtr<ThreadableWebSocketChannelClientWrapper>, const String& message);
static void didReceiveBinaryDataCallback(ScriptExecutionContext*, PassRefPtr<ThreadableWebSocketChannelClientWrapper>, PassOwnPtr<Vector<char> >);
static void didUpdateBufferedAmountCallback(ScriptExecutionContext*, PassRefPtr<ThreadableWebSocketChannelClientWrapper>, unsigned long bufferedAmount);
static void didStartClosingHandshakeCallback(ScriptExecutionContext*, PassRefPtr<ThreadableWebSocketChannelClientWrapper>);
static void didCloseCallback(ScriptExecutionContext*, PassRefPtr<ThreadableWebSocketChannelClientWrapper>, unsigned long unhandledBufferedAmount, WebSocketChannelClient::ClosingHandshakeCompletionStatus, unsigned short code, const String& reason);
static void processPendingTasksCallback(ScriptExecutionContext*, PassRefPtr<ThreadableWebSocketChannelClientWrapper>);
ScriptExecutionContext* m_context;
WebSocketChannelClient* m_client;
bool m_syncMethodDone;
bool m_useHixie76Protocol;
// ThreadSafeRefCounted must not have String member variables.
Vector<UChar> m_subprotocol;
Vector<UChar> m_extensions;
bool m_sendRequestResult;
unsigned long m_bufferedAmount;
bool m_suspended;
Vector<OwnPtr<ScriptExecutionContext::Task> > m_pendingTasks;
};
} // namespace WebCore
#endif // ENABLE(WEB_SOCKETS)
#endif // ThreadableWebSocketChannelClientWrapper_h
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