122044Sdist /* 222044Sdist * Copyright (c) 1980 Regents of the University of California. 322044Sdist * All rights reserved. The Berkeley software License Agreement 422044Sdist * specifies the terms and conditions for redistribution. 522044Sdist * 6*29901Smckusick * @(#)dumprestore.h 5.2 (Berkeley) 10/21/86 722044Sdist */ 84704Smckusick 95321Smckusic /* 105321Smckusic * TP_BSIZE is the size of file blocks on the dump tapes. 115321Smckusic * Note that TP_BSIZE must be a multiple of DEV_BSIZE. 125321Smckusic * 135321Smckusic * NTREC is the number of TP_BSIZE blocks that are written 1418492Smckusick * in each tape record. HIGHDENSITYTREC is the number of 1518492Smckusick * TP_BSIZE blocks that are written in each tape record on 1618492Smckusick * 6250 BPI or higher density tapes. 175321Smckusic * 185321Smckusic * TP_NINDIR is the number of indirect pointers in a TS_INODE 195321Smckusic * or TS_ADDR record. Note that it must be a power of two. 205321Smckusic */ 214775Smckusic #define TP_BSIZE 1024 224704Smckusick #define NTREC 10 2318492Smckusick #define HIGHDENSITYTREC 32 244775Smckusic #define TP_NINDIR (TP_BSIZE/2) 25*29901Smckusick #define LBLSIZE 16 26*29901Smckusick #define NAMELEN 64 274704Smckusick 288367Smckusick #define OFS_MAGIC (int)60011 298367Smckusick #define NFS_MAGIC (int)60012 304704Smckusick #define CHECKSUM (int)84446 314704Smckusick 324775Smckusic union u_spcl { 334775Smckusic char dummy[TP_BSIZE]; 344775Smckusic struct s_spcl { 35*29901Smckusick long c_type; /* record type (see below) */ 36*29901Smckusick time_t c_date; /* date of previous dump */ 37*29901Smckusick time_t c_ddate; /* date of this dump */ 38*29901Smckusick long c_volume; /* dump volume number */ 39*29901Smckusick daddr_t c_tapea; /* logical block of this record */ 40*29901Smckusick ino_t c_inumber; /* number of inode */ 41*29901Smckusick long c_magic; /* magic number (see above) */ 42*29901Smckusick long c_checksum; /* record checksum */ 43*29901Smckusick struct dinode c_dinode; /* ownership and mode of inode */ 44*29901Smckusick long c_count; /* number of valid c_addr entries */ 45*29901Smckusick char c_addr[TP_NINDIR]; /* 1 => data; 0 => hole in inode */ 46*29901Smckusick char c_label[LBLSIZE]; /* dump label */ 47*29901Smckusick long c_level; /* level of this dump */ 48*29901Smckusick char c_filesys[NAMELEN]; /* name of dumpped file system */ 49*29901Smckusick char c_dev[NAMELEN]; /* name of dumpped device */ 50*29901Smckusick char c_host[NAMELEN]; /* name of dumpped host */ 514775Smckusic } s_spcl; 524775Smckusic } u_spcl; 534775Smckusic #define spcl u_spcl.s_spcl 54*29901Smckusick /* 55*29901Smckusick * special record types 56*29901Smckusick */ 57*29901Smckusick #define TS_OTAPE 1 /* 4.3BSD and earlier type dump tape header */ 58*29901Smckusick #define TS_TAPE 7 /* dump tape header */ 59*29901Smckusick #define TS_INODE 2 /* beginning of file record */ 60*29901Smckusick #define TS_ADDR 4 /* continuation of file record */ 61*29901Smckusick #define TS_BITS 3 /* map of inodes on tape */ 62*29901Smckusick #define TS_CLRI 6 /* map of inodes deleted since last dump */ 63*29901Smckusick #define TS_END 5 /* end of volume marker */ 644775Smckusic 654704Smckusick #define DUMPOUTFMT "%-16s %c %s" /* for printf */ 664704Smckusick /* name, incno, ctime(date) */ 674704Smckusick #define DUMPINFMT "%16s %c %[^\n]\n" /* inverse for scanf */ 68