2 Bacula® - The Network Backup Solution
4 Copyright (C) 2000-2008 Free Software Foundation Europe e.V.
6 The main author of Bacula is Kern Sibbald, with contributions from
7 many others, a complete list can be found in the file AUTHORS.
8 This program is Free Software; you can redistribute it and/or
9 modify it under the terms of version two of the GNU General Public
10 License as published by the Free Software Foundation, which is
11 listed in the file LICENSE.
13 This program is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
23 Bacula® is a registered trademark of John Walker.
24 The licensor of Bacula is the Free Software Foundation Europe
25 (FSFE), Fiduciary Program, Sumatrastrasse 25, 8006 Zürich,
26 Switzerland, email:ftf@fsfeurope.org.
29 * faketape.h - Emulate the Linux st (scsi tape) driver on file.
30 * for regression and bug hunting purpose
45 int16_t block_size; /* block size */
46 int32_t block_max; /* max blocks of volume */
47 off_t max_size; /* max size of volume */
50 #define FTAPE_MAX_DRIVE 20
53 * Theses functions will replace open/read/write
55 int faketape_open(const char *pathname, int flags, int mode);
56 int faketape_read(int fd, void *buffer, unsigned int count);
57 int faketape_write(int fd, const void *buffer, unsigned int count);
58 int faketape_close(int fd);
59 int faketape_ioctl(int fd, unsigned long int request, ...);
63 int fd; /* Our file descriptor */
65 int cur_fd; /* OS file descriptor (-1 if not open) */
66 off_t size; /* size */
68 bool atEOF; /* End of file */
69 bool atEOT; /* End of media */
70 bool atEOD; /* End of data */
71 bool atBOT; /* Begin of tape */
72 bool online; /* volume online */
74 POOLMEM *volume; /* volume name */
75 POOLMEM *cur_info; /* volume info */
76 POOLMEM *cur_file; /* current file name */
78 int16_t last_file; /* last file of the volume */
79 int16_t current_file; /* max 65000 files */
80 int32_t current_block; /* max 4G blocks of 1KB */
82 FTAPE_FORMAT tape_info;
85 int read_volinfo(); /* read current volume format */
88 int delete_files(int startfile);
89 void check_file() { if (cur_fd == -1) open_file(); };
104 int open(const char *pathname, int flags, int mode);
105 int read(void *buffer, unsigned int count);
106 int write(const void *buffer, unsigned int count);
109 int tape_op(struct mtop *mt_com);
110 int tape_get(struct mtget *mt_com);
111 int tape_pos(struct mtpos *mt_com);
114 #endif /* !FAKETAPE_H */