/*

ARIA header files for use with ARNL 1.7.1

Copyright(C) 2004, 2005 ActivMedia Robotics, LLC. 
Copyright(C) 2006, 2007, 2008, 2009 MobileRobots Inc.
All rights reserved.

This copy of Aria was relicensed for use with Arnl and the Arnl
license by MobileRobots Inc.  If you wish to download a seperate
distribution of Aria licensed under the GPL or a commercial license go to
http://www.mobilerobots.com/SOFTWARE/aria.html or contact MobileRobots
Inc, at robots@mobilerobots.com or MobileRobots Inc,
10 Columbia Drive, Amherst, NH 03031; 800-639-9481

MobileRobots Inc hereby grants to other individuals or
organizations permission to use this software with Arnl and in
compliance with the Arnl license.  This software may not be
distributed to others except by MobileRobots Inc.

MobileRobots Inc does not make any representations about the
suitability of this software for any purpose.  It is provided "as is"
without express or implied warranty.

*/
#ifndef ARTCPCONNECTION_H
#define ARTCPCONNECTION_H

#include "ArDeviceConnection.h"
#include <string>

#include "ariaTypedefs.h"
#include "ArSocket.h"

/// For connectiong to a device through a socket
class ArTcpConnection: public ArDeviceConnection
{
 public:
  /// Constructor
  AREXPORT ArTcpConnection();
  /// Destructor also closes connection
  AREXPORT virtual ~ArTcpConnection();

  /// Opens a connection to the given host and port
  AREXPORT int open(const char * host = NULL, int port = 8101);

  AREXPORT void setPort(const char *host = NULL, int port = 8101);
  AREXPORT virtual bool openSimple(void);  
  AREXPORT virtual int getStatus(void);
  AREXPORT virtual bool close(void);
  AREXPORT virtual int read(const char *data, unsigned int size, 
			    unsigned int msWait = 0);
  AREXPORT virtual int write(const char *data, unsigned int size);
  AREXPORT virtual const char * getOpenMessage(int messageNumber);
  AREXPORT virtual ArTime getTimeRead(int index);
  AREXPORT virtual bool isTimeStamping(void);

  /// Gets the name of the host connected to
  AREXPORT std::string getHost(void);
  /// Gets the number of the port connected to
  AREXPORT int getPort(void);

  /// Internal function used by open and openSimple
  AREXPORT int internalOpen(void);

  /// Sets the tcp connection to use this socket instead of its own
  AREXPORT void setSocket(ArSocket *socket);
  /// Gets the socket this tcp connection is using
  AREXPORT ArSocket *getSocket(void);
  /// Sets the status of the device, ONLY use this if you're playing
  /// with setSocket and know what you're doing
  AREXPORT void setStatus(int status);

  enum Open { 
      OPEN_NET_FAIL = 1, ///< Some critical part of the network isn't working
      OPEN_BAD_HOST, ///< Could not find the host
      OPEN_NO_ROUTE, ///< Know where the host is, but can't get to it
      OPEN_CON_REFUSED ///< Got to the host but it didn't allow a connection
  };



protected:
  void buildStrMap(void);
  
  ArStrMap myStrMap;
  bool myOwnSocket;
  ArSocket *mySocket;
  int myStatus;
  
  std::string myHostName;
  int myPortNum;
};

#endif //ARTCPCONNECTION_H