zftape-init.h
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- #ifndef _ZFTAPE_INIT_H
- #define _ZFTAPE_INIT_H
- /*
- * Copyright (C) 1996, 1997 Claus Heine.
- 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, 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; see the file COPYING. If not, write to
- the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- * $Source: /homes/cvs/ftape-stacked/ftape/zftape/zftape-init.h,v $
- * $Revision: 1.2 $
- * $Date: 1997/10/05 19:19:05 $
- *
- * This file contains definitions and macro for the vfs
- * interface defined by zftape
- *
- */
- #include <linux/ftape-header-segment.h>
- #include "../lowlevel/ftape-tracing.h"
- #include "../lowlevel/ftape-ctl.h"
- #include "../lowlevel/ftape-read.h"
- #include "../lowlevel/ftape-write.h"
- #include "../lowlevel/ftape-bsm.h"
- #include "../lowlevel/ftape-io.h"
- #include "../lowlevel/ftape-buffer.h"
- #include "../lowlevel/ftape-format.h"
- #include "../zftape/zftape-rw.h"
- #ifdef MODULE
- #define ftape_status (*zft_status)
- #endif
- extern const ftape_info *zft_status; /* needed for zftape-vtbl.h */
- #include "../zftape/zftape-vtbl.h"
- struct zft_cmpr_ops {
- int (*write)(int *write_cnt,
- __u8 *dst_buf, const int seg_sz,
- const __u8 *src_buf, const int req_len,
- const zft_position *pos, const zft_volinfo *volume);
- int (*read)(int *read_cnt,
- __u8 *dst_buf, const int req_len,
- const __u8 *src_buf, const int seg_sz,
- const zft_position *pos, const zft_volinfo *volume);
- int (*seek)(unsigned int new_block_pos,
- zft_position *pos, const zft_volinfo *volume,
- __u8 *buffer);
- void (*lock) (void);
- void (*reset) (void);
- void (*cleanup)(void);
- };
- extern struct zft_cmpr_ops *zft_cmpr_ops;
- /* zftape-init.c defined global functions.
- */
- extern int zft_cmpr_register(struct zft_cmpr_ops *new_ops);
- extern struct zft_cmpr_ops *zft_cmpr_unregister(void);
- extern int zft_cmpr_lock(int try_to_load);
- #ifdef MODULE
- asmlinkage extern int init_module(void);
- asmlinkage extern void cleanup_module(void);
- #endif
- #endif