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// $Id: Rw11UnitTape.hpp 686 2015-06-04 21:08:08Z mueller $

//

// Copyright 2015- by Walter F.J. Mueller <W.F.J.Mueller@gsi.de>

//

// This program is free software; you may redistribute and/or modify it under

// the terms of the GNU General Public License as published by the Free

// Software Foundation, either version 2, or at your option any later version.

//

// This program 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 General Public License

// for complete details.

// 

// Revision History: 

// Date         Rev Version  Comment

// 2015-06-04   686   1.0    Initial version

// 2015-05-17   683   0.1    First draft

// ---------------------------------------------------------------------------

/*!

  \file

  \version $Id: Rw11UnitTape.hpp 686 2015-06-04 21:08:08Z mueller $

  \brief   Declaration of class Rw11UnitTape.

*/

#ifndef included_Retro_Rw11UnitTape

#define included_Retro_Rw11UnitTape 1

#include "Rw11VirtTape.hpp"

#include "Rw11UnitVirt.hpp"

namespace Retro {

  class Rw11UnitTape : public Rw11UnitVirt<Rw11VirtTape> {

    public:

                    Rw11UnitTape(Rw11Cntl* pcntl, size_t index);

                   ~Rw11UnitTape();

      virtual void  SetType(const std::string& type);

      const std::string& Type() const;

      virtual bool  Enabled() const;

      void          SetWProt(bool wprot);

      void          SetCapacity(size_t nbyte);

      bool          WProt() const;

      size_t        Capacity() const;

      void          SetPosFile(int posfile);

      void          SetPosRecord(int posrec);

      bool          Bot() const;

      bool          Eot() const;

      bool          Eom() const;

      int           PosFile() const;

      int           PosRecord() const;

      bool          VirtReadRecord(size_t nbyte, uint8_t* data, size_t& ndone,

                               int& opcode, RerrMsg& emsg);

      bool          VirtWriteRecord(size_t nbyte, const uint8_t* data,

                                int& opcode, RerrMsg& emsg);

      bool          VirtWriteEof(RerrMsg& emsg);

      bool          VirtSpaceForw(size_t nrec, size_t& ndone,

                              int& opcode, RerrMsg& emsg);

      bool          VirtSpaceBack(size_t nrec, size_t& ndone,

                              int& opcode, RerrMsg& emsg);

      bool          VirtRewind(int& opcode, RerrMsg& emsg);

      virtual void  Dump(std::ostream& os, int ind=0, const char* text=0) const;

    protected:

      std::string   fType;                  //!< drive type

      bool          fEnabled;               //!< unit enabled

      bool          fWProt;                 //!< unit write protected

      size_t        fCapacity;              //<! capacity in byte (0=unlimited)

  };

} // end namespace Retro

#include "Rw11UnitTape.ipp"

#endif