AshtechData.hpp

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//==============================================================================
//
//  This file is part of GNSSTk, the ARL:UT GNSS Toolkit.
//
//  The GNSSTk is free software; you can redistribute it and/or modify
//  it under the terms of the GNU Lesser General Public License as published
//  by the Free Software Foundation; either version 3.0 of the License, or
//  any later version.
//
//  The GNSSTk is distributed in the hope that it will be useful,
//  but WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//  GNU Lesser General Public License for more details.
//
//  You should have received a copy of the GNU Lesser General Public
//  License along with GNSSTk; if not, write to the Free Software Foundation,
//  Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
//
//  This software was developed by Applied Research Laboratories at the
//  University of Texas at Austin.
//  Copyright 2004-2022, The Board of Regents of The University of Texas System
//
//==============================================================================
 
//==============================================================================
//
//  This software was developed by Applied Research Laboratories at the
//  University of Texas at Austin, under contract to an agency or agencies
//  within the U.S. Department of Defense. The U.S. Government retains all
//  rights to use, duplicate, distribute, disclose, or release this software.
//
//  Pursuant to DoD Directive 523024
//
//  DISTRIBUTION STATEMENT A: This software has been approved for public
//                            release, distribution is unlimited.
//
//==============================================================================
 
#ifndef ASHTECHDATA_HPP
#define ASHTECHDATA_HPP
 
#include <map>
#include <iostream>
 
#include "gnsstk_export.h"
#include "Exception.hpp"
#include "StringUtils.hpp"
#include "BinUtils.hpp"
 
#include "FFData.hpp"
#include "FFStream.hpp"
#include "DataStatus.hpp"
 
namespace gnsstk
{
 
   class AshtechStream;
 
   class AshtechData : public FFData, public CRCDataStatus
   {
   public:
      AshtechData() noexcept : ascii(false), checksum(0) {}
      // Returns whether or not this AshtechData is valid.
      bool isValid() const {return good();}
 
      virtual bool isData() const {return true;}
 
      virtual std::string encode() const noexcept { return std::string(); }
 
      virtual void decode(const std::string& str)
      {std::cout<<"AshtechData::decode()"<<std::endl;}
 
      virtual std::string getName() const {return "hdr";}
 
      virtual bool checkId(std::string hdrId) const {return false;}
 
      void dump(std::ostream& out) const noexcept;
 
      GNSSTK_EXPORT static int debugLevel;
      GNSSTK_EXPORT static bool hexDump;
 
      std::string id;
      bool ascii;
 
      // Note that this doesn't appear in the RID message. Also there is reason
      // to believe it isn't trustworthy except in the PBN and MPC messages.
      uint16_t checksum;
 
      GNSSTK_EXPORT static const std::string preamble;
      GNSSTK_EXPORT static const std::string trailer;
 
   protected:
      virtual void reallyPutRecord(FFStream& ffs) const
      {
         gnsstk::FFStreamError e("Writing of AshtecData is not supported.");
         GNSSTK_THROW(e);
      }
 
      virtual void reallyGetRecord(FFStream& ffs);
 
      virtual void readHeader(AshtechStream& stream);
 
      virtual void readBody(AshtechStream& stream);
 
   }; // class AshtechData
} // namespace gnsstk
 
#endif