rs232-cygwin.h

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/*
 * Copyright (c) 2007 SCHUNK GmbH & Co. KG
 * Copyright (c) 2017 Fraunhofer Institute for Manufacturing Engineering and Automation (IPA)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0

 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

//======================================================================
//======================================================================

#ifndef RS232_CYGWIN_H_
#define RS232_CYGWIN_H_

//----------------------------------------------------------------------
// System Includes - include with <>
//----------------------------------------------------------------------

#include <string>
#include <termios.h>

//----------------------------------------------------------------------
// Project Includes - include with ""
//----------------------------------------------------------------------

#include "sdhexception.h"
#include "serialbase.h"
#include "sdhlibrary_settings.h"

//----------------------------------------------------------------------
// Defines, enums, unions, structs,
//----------------------------------------------------------------------

NAMESPACE_SDH_START


//----------------------------------------------------------------------
// Global variables
//----------------------------------------------------------------------


//----------------------------------------------------------------------
// Function and class member declarations
//----------------------------------------------------------------------





class cRS232Exception: public cSerialBaseException
{
public:
  cRS232Exception(cMsg const & _msg)
    : cSerialBaseException("cRS232Exception", _msg)
  {}
};
//======================================================================


class cRS232 : public cSerialBase
{

protected:
  int port;

  std::string device_format_string;

  unsigned long baudrate;

  int fd;

  tcflag_t BaudrateToBaudrateCode(unsigned long baudrate)
  throw (cRS232Exception*);

  int status;

  termios io_set_old;

public:
  cRS232(int _port, unsigned long _baudrate, double _timeout, char const* _device_format_string = "/dev/ttyS%d");

  void Open(void)
  throw (cRS232Exception*);

  bool IsOpen(void)
  throw();

  void Close(void)
  throw (cRS232Exception*);


  int write(char const *ptr, int len = 0)
  throw (cRS232Exception*);

  ssize_t Read(void *data, ssize_t size, long timeout_us, bool return_on_less_data)
  throw (cRS232Exception*);

  virtual bool UseCRC16()
  {
    return true;
  }

};
//======================================================================

NAMESPACE_SDH_END

#endif


//======================================================================
/*
  Here are some settings for the emacs/xemacs editor (and can be safely ignored):
  (e.g. to explicitely set C++ mode for *.h header files)

  Local Variables:
  mode:C++
  mode:ELSE
  End:
*/
//======================================================================