1 #ifndef _ZFTAPE_READ_H
2 #define _ZFTAPE_READ_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-read.h,v $
23 * $Revision: 1.2 $
24 * $Date: 1997/10/05 19:19:07 $
25 *
26 * This file contains the definitions for the read functions
27 * for the zftape driver for Linux.
28 *
29 */
30
31 #include "../lowlevel/ftape-read.h"
32
33 /* ftape-read.c defined global vars.
34 */
35 extern int zft_just_before_eof;
36
37 /* ftape-read.c defined global functions.
38 */
39 extern void zft_zap_read_buffers(void);
40 extern int zft_read_header_segments(void);
41 extern int zft_fetch_segment_fraction(const unsigned int segment,
42 void *buffer,
43 const ft_read_mode_t read_mode,
44 const unsigned int start,
45 const unsigned int size);
46 #define zft_fetch_segment(segment, address, read_mode) \
47 zft_fetch_segment_fraction(segment, address, read_mode, \
48 0, FT_SEGMENT_SIZE)
49 /* hook for the VFS interface
50 */
51 extern int _zft_read(char __user *buff, int req_len);
52
53 #endif /* _ZFTAPE_READ_H */
54
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