Rw11UnitTape.hpp

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// $Id: Rw11UnitTape.hpp 1186 2019-07-12 17:49:59Z mueller $
// SPDX-License-Identifier: GPL-3.0-or-later
// Copyright 2015-2017 by Walter F.J. Mueller <W.F.J.Mueller@gsi.de>
// 
// Revision History: 
// Date         Rev Version  Comment
// 2017-04-07   868   1.0.1  Dump(): add detail arg
// 2015-06-04   686   1.0    Initial version
// 2015-05-17   683   0.1    First draft
// ---------------------------------------------------------------------------
 
 
#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,
                         int detail=0) const;
 
    protected:
      std::string   fType;                  
      bool          fEnabled;               
      bool          fWProt;                 
      size_t        fCapacity;              
  };
  
} // end namespace Retro
 
#include "Rw11UnitTape.ipp"
 
#endif