/*
 * libjingle
 * Copyright 2004--2005, Google Inc.
 *
 * 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.
 *  3. The name of the author may not be used to endorse or promote products 
 *     derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 _XMPPSOCKET_H_
#define _XMPPSOCKET_H_

#include "talk/base/asyncsocket.h"
#include "talk/base/bytebuffer.h"
#include "talk/base/sigslot.h"
#include "talk/xmpp/asyncsocket.h"

extern cricket::AsyncSocket* cricket_socket_;

class XmppSocket : public buzz::AsyncSocket, public sigslot::has_slots<> {
public:
  XmppSocket(bool tls);
  ~XmppSocket();

  virtual buzz::AsyncSocket::State state();
  virtual buzz::AsyncSocket::Error error();

  virtual bool Connect(const cricket::SocketAddress& addr);
  virtual bool Read(char * data, size_t len, size_t* len_read);
  virtual bool Write(const char * data, size_t len);
  virtual bool Close();
  virtual bool StartTls(const std::string & domainname);

private:
  void OnReadEvent(cricket::AsyncSocket * socket);
  void OnWriteEvent(cricket::AsyncSocket * socket);
  void OnConnectEvent(cricket::AsyncSocket * socket);

  cricket::AsyncSocket * cricket_socket_;
  buzz::AsyncSocket::State state_;
  cricket::ByteBuffer buffer_;
  bool tls_;
};

#endif // _XMPPSOCKET_H_