home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
CU Amiga Super CD-ROM 6
/
CU Amiga Magazine's Super CD-ROM 06 (1996)(EMAP Images)(GB)(Track 1 of 4)[!][issue 1997-01].iso
/
cucd
/
prog
/
gnu-c
/
include
/
protocols
/
dumprestore.h
next >
Wrap
C/C++ Source or Header
|
1994-02-22
|
4KB
|
105 lines
/*
* Copyright (c) 1980 Regents of the University of California.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)dumprestore.h 5.6 (Berkeley) 4/3/91
*/
#ifndef _DUMPRESTORE_H_
#define _DUMPRESTORE_H_
/*
* TP_BSIZE is the size of file blocks on the dump tapes.
* Note that TP_BSIZE must be a multiple of DEV_BSIZE.
*
* NTREC is the number of TP_BSIZE blocks that are written
* in each tape record. HIGHDENSITYTREC is the number of
* TP_BSIZE blocks that are written in each tape record on
* 6250 BPI or higher density tapes.
*
* TP_NINDIR is the number of indirect pointers in a TS_INODE
* or TS_ADDR record. Note that it must be a power of two.
*/
#define TP_BSIZE 1024
#define NTREC 10
#define HIGHDENSITYTREC 32
#define TP_NINDIR (TP_BSIZE/2)
#define LBLSIZE 16
#define NAMELEN 64
#define OFS_MAGIC (int)60011
#define NFS_MAGIC (int)60012
#define CHECKSUM (int)84446
union u_spcl {
char dummy[TP_BSIZE];
struct s_spcl {
long c_type; /* record type (see below) */
time_t c_date; /* date of previous dump */
time_t c_ddate; /* date of this dump */
long c_volume; /* dump volume number */
daddr_t c_tapea; /* logical block of this record */
ino_t c_inumber; /* number of inode */
long c_magic; /* magic number (see above) */
long c_checksum; /* record checksum */
struct dinode c_dinode; /* ownership and mode of inode */
long c_count; /* number of valid c_addr entries */
char c_addr[TP_NINDIR]; /* 1 => data; 0 => hole in inode */
char c_label[LBLSIZE]; /* dump label */
long c_level; /* level of this dump */
char c_filesys[NAMELEN]; /* name of dumpped file system */
char c_dev[NAMELEN]; /* name of dumpped device */
char c_host[NAMELEN]; /* name of dumpped host */
long c_flags; /* additional information */
} s_spcl;
} u_spcl;
#define spcl u_spcl.s_spcl
/*
* special record types
*/
#define TS_TAPE 1 /* dump tape header */
#define TS_INODE 2 /* beginning of file record */
#define TS_ADDR 4 /* continuation of file record */
#define TS_BITS 3 /* map of inodes on tape */
#define TS_CLRI 6 /* map of inodes deleted since last dump */
#define TS_END 5 /* end of volume marker */
/*
* flag values
*/
#define DR_NEWHEADER 1 /* new format tape header */
#define DUMPOUTFMT "%-16s %c %s" /* for printf */
/* name, level, ctime(date) */
#define DUMPINFMT "%16s %c %[^\n]\n" /* inverse for scanf */
#endif /* !_DUMPRESTORE_H_ */