Watt-32 tcp/ip  2.2 dev-rel.10
dumprest.h
Go to the documentation of this file.
1 
5 /* $NetBSD: dumprestore.h,v 1.7 1996/11/30 18:01:52 cgd Exp $ */
6 
7 /*
8  * Copyright (c) 1980, 1993
9  * The Regents of the University of California. All rights reserved.
10  * (c) UNIX System Laboratories, Inc.
11  * All or some portions of this file are derived from material licensed
12  * to the University of California by American Telephone and Telegraph
13  * Co. or Unix System Laboratories, Inc. and are reproduced herein with
14  * the permission of UNIX System Laboratories, Inc.
15  *
16  * Redistribution and use in source and binary forms, with or without
17  * modification, are permitted provided that the following conditions
18  * are met:
19  * 1. Redistributions of source code must retain the above copyright
20  * notice, this list of conditions and the following disclaimer.
21  * 2. Redistributions in binary form must reproduce the above copyright
22  * notice, this list of conditions and the following disclaimer in the
23  * documentation and/or other materials provided with the distribution.
24  * 3. All advertising materials mentioning features or use of this software
25  * must display the following acknowledgement:
26  * This product includes software developed by the University of
27  * California, Berkeley and its contributors.
28  * 4. Neither the name of the University nor the names of its contributors
29  * may be used to endorse or promote products derived from this software
30  * without specific prior written permission.
31  *
32  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
33  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
34  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
35  * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
36  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
37  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
38  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
39  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
40  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
41  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
42  * SUCH DAMAGE.
43  *
44  * @(#)dumprestore.h 8.2 (Berkeley) 1/21/94
45  */
46 
47 #ifndef __PROTOCOL_DUMPRESTORE_H
48 #define __PROTOCOL_DUMPRESTORE_H
49 
50 /*
51  * TP_BSIZE is the size of file blocks on the dump tapes.
52  * Note that TP_BSIZE must be a multiple of DEV_BSIZE.
53  *
54  * NTREC is the number of TP_BSIZE blocks that are written
55  * in each tape record. HIGHDENSITYTREC is the number of
56  * TP_BSIZE blocks that are written in each tape record on
57  * 6250 BPI or higher density tapes.
58  *
59  * TP_NINDIR is the number of indirect pointers in a TS_INODE
60  * or TS_ADDR record. Note that it must be a power of two.
61  */
62 #define TP_BSIZE 1024
63 #define NTREC 10
64 #define HIGHDENSITYTREC 32
65 #define TP_NINDIR (TP_BSIZE/2)
66 #define LBLSIZE 16
67 #define NAMELEN 64
68 
69 #define OFS_MAGIC (int)60011
70 #define NFS_MAGIC (int)60012
71 #define CHECKSUM (int)84446
72 
73 #include <sys/pack_on.h>
74 
75 union u_spcl {
76  char dummy[TP_BSIZE];
77  struct s_spcl {
78  int32_t c_type; /* record type (see below) */
79  time_t c_date; /* date of this dump */
80  time_t c_ddate; /* date of previous dump */
81  int32_t c_volume; /* dump volume number */
82  daddr_t c_tapea; /* logical block of this record */
83  ino_t c_inumber; /* number of inode */
84  int32_t c_magic; /* magic number (see above) */
85  int32_t c_checksum; /* record checksum */
86  struct dinode c_dinode; /* ownership and mode of inode */
87  int32_t c_count; /* number of valid c_addr entries */
88  char c_addr[TP_NINDIR]; /* 1 => data; 0 => hole in inode */
89  char c_label[LBLSIZE]; /* dump label */
90  int32_t c_level; /* level of this dump */
91  char c_filesys[NAMELEN]; /* name of dumpped file system */
92  char c_dev[NAMELEN]; /* name of dumpped device */
93  char c_host[NAMELEN]; /* name of dumpped host */
94  int32_t c_flags; /* additional information */
95  int32_t c_firstrec; /* first record on volume */
96  int32_t c_spare[32]; /* reserved for future uses */
97  } s_spcl;
98 } u_spcl;
99 
100 #include <sys/pack_off.h>
101 
102 #define spcl u_spcl.s_spcl
103 /*
104  * special record types
105  */
106 #define TS_TAPE 1 /* dump tape header */
107 #define TS_INODE 2 /* beginning of file record */
108 #define TS_ADDR 4 /* continuation of file record */
109 #define TS_BITS 3 /* map of inodes on tape */
110 #define TS_CLRI 6 /* map of inodes deleted since last dump */
111 #define TS_END 5 /* end of volume marker */
112 
113 /*
114  * flag values
115  */
116 #define DR_NEWHEADER 0x0001 /* new format tape header */
117 #define DR_NEWINODEFMT 0x0002 /* new format inodes on tape */
118 
119 #define DUMPOUTFMT "%-16s %c %s" /* for printf */
120  /* name, level, ctime(date) */
121 #define DUMPINFMT "%16s %c %[^\n]\n" /* inverse for scanf */
122 
123 #endif