drivers/char/ftape/zftape/zftape-ctl.h

   1 #ifndef _ZFTAPE_CTL_H
   2 #define _ZFTAPE_CTL_H
   3
   4 /*
   5  * Copyright (C) 1996, 1997 Claus-Justus Heine.
   6
   7  This program is free software; you can redistribute it and/or modify
   8  it under the terms of the GNU General Public License as published by
   9  the Free Software Foundation; either version 2, or (at your option)
  10  any later version.
  11
  12  This program is distributed in the hope that it will be useful,
  13  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  GNU General Public License for more details.
  16
  17  You should have received a copy of the GNU General Public License
  18  along with this program; see the file COPYING.  If not, write to
  19  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
  20
  21  *
  22  * $Source: /homes/cvs/ftape-stacked/ftape/zftape/zftape-ctl.h,v $
  23  * $Revision: 1.2 $
  24  * $Date: 1997/10/05 19:19:02 $
  25  *
  26  *      This file contains the non-standard IOCTL related definitions
  27  *      for the QIC-40/80 floppy-tape driver for Linux.
  28  */
  29
  30 #include <linux/config.h>
  31 #include <linux/ioctl.h>
  32 #include <linux/mtio.h>
  33
  34 #include "../zftape/zftape-rw.h"
  35
  36 #ifdef CONFIG_ZFTAPE_MODULE
  37 #define ftape_status (*zft_status)
  38 #endif
  39
  40 extern int zft_offline;
  41 extern int zft_mt_compression;
  42 extern int zft_write_protected;
  43 extern int zft_header_read;
  44 extern unsigned int zft_unit;
  45 extern int zft_resid;
  46
  47 extern void zft_reset_position(zft_position *pos);
  48 extern int  zft_check_write_access(zft_position *pos);
  49 extern int  zft_def_idle_state(void);
  50
  51 /*  hooks for the VFS interface
  52  */
  53 extern int  _zft_open(unsigned int dev_minor, unsigned int access_mode);
  54 extern int  _zft_close(void);
  55 extern int  _zft_ioctl(unsigned int command, void __user *arg);
  56 #endif
  57
  58
  59