text: /*
   *  Copyright (C) 2002-2021  The DOSBox Team
   *
   *  This program is free software; you can redistribute it and/or modify
   *  it under the terms of the GNU General Public License as published by
   *  the Free Software Foundation; either version 2 of the License, 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 more details.
   *
   *  You should have received a copy of the GNU General Public License along
   *  with this program; if not, write to the Free Software Foundation, Inc.,
   *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
   */
  
  // include guard
  #ifndef DOSBOX_FILELPT_H
  #define DOSBOX_FILELPT_H
  
  #include "dosbox.h"
  #include "parport.h"
  
  typedef enum { FILE_DEV, FILE_CAPTURE, FILE_APPEND } DFTYPE;
  
  class CFileLPT : public CParallel {
  public:
  	CFileLPT (Bitu nr, uint8_t initIrq, CommandLine* cmd, bool sq = false);
  
  	~CFileLPT();
  	
  	bool InstallationSuccessful;	// check after constructing. If
  									// something was wrong, delete it right away.
  	
  	bool fileOpen;
  	DFTYPE filetype = (DFTYPE)0;			// which mode to operate in (capture,fileappend,device)
  	FILE* file = NULL;
  	std::string name;			// name of the thing to open
  	std::string action1, action2, action3, action4; // open with a program or batch script
  	bool shellhide;
  	bool addFF;					// add a formfeed character before closing the file/device
  	bool addLF;					// if set, add line feed after carriage return if not used by app
      bool squote;
  
  	uint8_t lastChar = 0;				// used to save the previous character to decide wether to add LF
  	const uint16_t* codepage_ptr; // pointer to the translation codepage if not null
  
  	bool OpenFile();
  	
  	bool ack_polarity = false;
  
  	Bitu Read_PR();
  	Bitu Read_COM();
  	Bitu Read_SR();
  
  	uint8_t datareg = 0;
  	uint8_t controlreg;
  
  	void Write_PR(Bitu);
  	void Write_CON(Bitu);
  	void Write_IOSEL(Bitu);
  	bool Putchar(uint8_t);
  
  	bool autofeed = false;
  	bool ack;
  	unsigned int timeout = 0;
  	Bitu lastUsedTick = 0;
  	void doAction();
  	virtual void handleUpperEvent(uint16_t type);
  };
  
  #endif	// include guard
  