1 /* $NetBSD: dumprestore.h,v 1.16 2009/01/11 03:04:12 christos Exp $ */ 2 3 /* 4 * Copyright (c) 1980, 1993 5 * The Regents of the University of California. All rights reserved. 6 * (c) UNIX System Laboratories, Inc. 7 * All or some portions of this file are derived from material licensed 8 * to the University of California by American Telephone and Telegraph 9 * Co. or Unix System Laboratories, Inc. and are reproduced herein with 10 * the permission of UNIX System Laboratories, Inc. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 3. Neither the name of the University nor the names of its contributors 21 * may be used to endorse or promote products derived from this software 22 * without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 * 36 * @(#)dumprestore.h 8.2 (Berkeley) 1/21/94 37 */ 38 39 #ifndef _PROTOCOLS_DUMPRESTORE_H_ 40 #define _PROTOCOLS_DUMPRESTORE_H_ 41 42 /* 43 * TP_BSIZE is the size of file blocks on the dump tapes. 44 * Note that TP_BSIZE must be a multiple of DEV_BSIZE. 45 * 46 * NTREC is the number of TP_BSIZE blocks that are written 47 * in each tape record. HIGHDENSITYTREC is the number of 48 * TP_BSIZE blocks that are written in each tape record on 49 * 6250 BPI or higher density tapes. 50 * 51 * TP_NINDIR is the number of indirect pointers in a TS_INODE 52 * or TS_ADDR record. Note that it must be a power of two. 53 */ 54 #define TP_BSIZE 1024 55 #define NTREC 10 56 #define HIGHDENSITYTREC 32 57 #define TP_NINDIR (TP_BSIZE/2) 58 #define LBLSIZE 16 59 #define NAMELEN 64 60 61 #define OFS_MAGIC (int)60011 62 #define NFS_MAGIC (int)60012 63 #ifndef FS_UFS2_MAGIC 64 #define FS_UFS2_MAGIC (int)0x19540119 65 #endif 66 #define CHECKSUM (int)84446 67 68 union u_spcl { 69 char dummy[TP_BSIZE]; 70 struct s_spcl { 71 int32_t c_type; /* record type (see below) */ 72 int32_t c_old_date; /* date of this dump */ 73 int32_t c_old_ddate; /* date of previous dump */ 74 int32_t c_volume; /* dump volume number */ 75 int32_t c_old_tapea; /* logical block of this record */ 76 uint32_t c_inumber; /* number of inode */ 77 int32_t c_magic; /* magic number (see above) */ 78 int32_t c_checksum; /* record checksum */ 79 union { 80 struct ufs1_dinode __uc_dinode; 81 struct { 82 uint16_t __uc_mode; 83 int16_t __uc_spare1[3]; 84 uint64_t __uc_size; 85 int32_t __uc_old_atime; 86 int32_t __uc_atimensec; 87 int32_t __uc_old_mtime; 88 int32_t __uc_mtimensec; 89 int32_t __uc_spare2[2]; 90 int32_t __uc_rdev; 91 int32_t __uc_birthtimensec; 92 int64_t __uc_birthtime; 93 int64_t __uc_atime; 94 int64_t __uc_mtime; 95 int32_t __uc_spare4[7]; 96 uint32_t __uc_file_flags; 97 int32_t __uc_spare5[2]; 98 uint32_t __uc_uid; 99 uint32_t __uc_gid; 100 int32_t __uc_spare6[2]; 101 } __uc_ino; 102 } __c_ino; 103 int32_t c_count; /* number of valid c_addr entries */ 104 char c_addr[TP_NINDIR]; /* 1 => data; 0 => hole in inode */ 105 char c_label[LBLSIZE]; /* dump label */ 106 int32_t c_level; /* level of this dump */ 107 char c_filesys[NAMELEN]; /* name of dumpped file system */ 108 char c_dev[NAMELEN]; /* name of dumpped device */ 109 char c_host[NAMELEN]; /* name of dumpped host */ 110 int32_t c_flags; /* additional information */ 111 int32_t c_old_firstrec; /* first record on volume */ 112 int64_t c_date; /* date of this dump */ 113 int64_t c_ddate; /* date of previous dump */ 114 int64_t c_tapea; /* logical block of this record */ 115 int64_t c_firstrec; /* first record on volume */ 116 int32_t c_spare[24]; /* reserved for future uses */ 117 } s_spcl; 118 } u_spcl; 119 #define spcl u_spcl.s_spcl 120 121 #define c_dinode __c_ino.__uc_dinode 122 #define c_mode __c_ino.__uc_ino.__uc_mode 123 #define c_spare1 __c_ino.__uc_ino.__uc_spare1 124 #define c_size __c_ino.__uc_ino.__uc_size 125 #define c_old_atime __c_ino.__uc_ino.__uc_old_atime 126 #define c_atime __c_ino.__uc_ino.__uc_atime 127 #define c_atimensec __c_ino.__uc_ino.__uc_atimensec 128 #define c_mtime __c_ino.__uc_ino.__uc_mtime 129 #define c_mtimensec __c_ino.__uc_ino.__uc_mtimensec 130 #define c_birthtime __c_ino.__uc_ino.__uc_birthtime 131 #define c_birthtimensec __c_ino.__uc_ino.__uc_birthtimensec 132 #define c_old_mtime __c_ino.__uc_ino.__uc_old_mtime 133 #define c_rdev __c_ino.__uc_ino.__uc_rdev 134 #define c_file_flags __c_ino.__uc_ino.__uc_file_flags 135 #define c_uid __c_ino.__uc_ino.__uc_uid 136 #define c_gid __c_ino.__uc_ino.__uc_gid 137 138 /* 139 * special record types 140 */ 141 #define TS_TAPE 1 /* dump tape header */ 142 #define TS_INODE 2 /* beginning of file record */ 143 #define TS_ADDR 4 /* continuation of file record */ 144 #define TS_BITS 3 /* map of inodes on tape */ 145 #define TS_CLRI 6 /* map of inodes deleted since last dump */ 146 #define TS_END 5 /* end of volume marker */ 147 148 /* 149 * flag values 150 */ 151 #define DR_NEWHEADER 0x0001 /* new format tape header */ 152 #define DR_NEWINODEFMT 0x0002 /* new format inodes on tape */ 153 #define DR_EXTATTRIBUTES 0x8000 /* linux: extended attributes */ 154 155 #define DUMPOUTFMT "%-16s %c %s" /* for printf */ 156 /* name, level, ctime(date) */ 157 #define DUMPINFMT "%16s %c %[^\n]\n" /* inverse for scanf */ 158 159 #endif /* !_PROTOCOLS_DUMPRESTORE_H_ */ 160