FreeBSD-5.3/include/protocols/dumprestore.h
/*
* Copyright (c) 1980, 1993
* The Regents of the University of California. All rights reserved.
* (c) UNIX System Laboratories, Inc.
* All or some portions of this file are derived from material licensed
* to the University of California by American Telephone and Telegraph
* Co. or Unix System Laboratories, Inc. and are reproduced herein with
* the permission of UNIX System Laboratories, Inc.
*
* 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 8.2 (Berkeley) 1/21/94
*
* $FreeBSD: src/include/protocols/dumprestore.h,v 1.10 2002/07/17 02:03:19 mckusick Exp $
*/
#ifndef _PROTOCOLS_DUMPRESTORE_H_
#define _PROTOCOLS_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
#ifndef FS_UFS2_MAGIC
#define FS_UFS2_MAGIC (int)0x19540119
#endif
#define CHECKSUM (int)84446
union u_spcl {
char dummy[TP_BSIZE];
struct s_spcl {
int32_t c_type; /* record type (see below) */
int32_t c_old_date; /* date of this dump */
int32_t c_old_ddate; /* date of previous dump */
int32_t c_volume; /* dump volume number */
int32_t c_old_tapea; /* logical block of this record */
ino_t c_inumber; /* number of inode */
int32_t c_magic; /* magic number (see above) */
int32_t c_checksum; /* record checksum */
/*
* Start old dinode structure, expanded for binary
* compatibility with UFS1.
*/
u_int16_t c_mode; /* file mode */
int16_t c_spare1[3]; /* old nlink, ids */
u_int64_t c_size; /* file byte count */
int32_t c_old_atime; /* old last access time, seconds */
int32_t c_atimensec; /* last access time, nanoseconds */
int32_t c_old_mtime; /* old last modified time, secs */
int32_t c_mtimensec; /* last modified time, nanosecs */
int32_t c_spare2[2]; /* old ctime */
int32_t c_rdev; /* for devices, device number */
int32_t c_birthtimensec; /* creation time, nanosecs */
int64_t c_birthtime; /* creation time, seconds */
int64_t c_atime; /* last access time, seconds */
int64_t c_mtime; /* last modified time, seconds */
int32_t c_spare4[7]; /* old block pointers */
u_int32_t c_file_flags; /* status flags (chflags) */
int32_t c_spare5[2]; /* old blocks, generation number */
u_int32_t c_uid; /* file owner */
u_int32_t c_gid; /* file group */
int32_t c_spare6[2]; /* previously unused spares */
/*
* End old dinode structure.
*/
int32_t 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 */
int32_t 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 */
int32_t c_flags; /* additional information */
int32_t c_old_firstrec; /* first record on volume */
int64_t c_date; /* date of this dump */
int64_t c_ddate; /* date of previous dump */
int64_t c_tapea; /* logical block of this record */
int64_t c_firstrec; /* first record on volume */
int32_t c_spare[24]; /* reserved for future uses */
} 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
*/
/* None at the moment */
#define DUMPOUTFMT "%-32s %c %s" /* for printf */
/* name, level, ctime(date) */
#define DUMPINFMT "%32s %c %[^\n]\n" /* inverse for scanf */
#endif /* !_DUMPRESTORE_H_ */