src/tools/dumpscan/stagehdr.h

   1 /*
   2  * CMUCS AFStools
   3  * dumpscan - routines for scanning and manipulating AFS volume dumps
   4  *
   5  * Copyright (c) 1998 Carnegie Mellon University
   6  * All Rights Reserved.
   7  *
   8  * Permission to use, copy, modify and distribute this software and its
   9  * documentation is hereby granted, provided that both the copyright
  10  * notice and this permission notice appear in all copies of the
  11  * software, derivative works or modified versions, and any portions
  12  * thereof, and that both notices appear in supporting documentation.
  13  *
  14  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
  15  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
  16  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
  17  *
  18  * Carnegie Mellon requests users of this software to return to
  19  *
  20  *  Software Distribution Coordinator  or  Software_Distribution@CS.CMU.EDU
  21  *  School of Computer Science
  22  *  Carnegie Mellon University
  23  *  Pittsburgh PA 15213-3890
  24  *
  25  * any improvements or extensions that they make and grant Carnegie Mellon
  26  * the rights to redistribute these changes.
  27  */
  28
  29 /* stagehdr.h - (old) Stage backup header format */
  30
  31 #ifndef _STAGEHDR_H_
  32 #define _STAGEHDR_H_
  33
  34 #include "intNN.h"
  35
  36 /* Stage-related constants */
  37 #define STAGE_MAGIC    0x00adf8bc       /* magic number for stage header */
  38 #define STAGE_CHECKSUM 84446    /* checksum (same as 4.2bsd dump) */
  39 #define STAGE_VERSMIN  20       /* minimum version */
  40 #define STAGE_NAMLEN   64       /* length of host/part/vol names */
  41 #define STAGE_HDRLEN   1024     /* size of the header */
  42
  43 struct stage_header {
  44     unsigned char c_vers;       /* header version (starts at 20) */
  45     unsigned char c_notused[3];
  46     afs_uint32 c_fdate;         /* dump "from" date */
  47     afs_uint32 c_tdate;         /* dump "to" date */
  48     afs_uint32 c_filenum;       /* tape file number */
  49     afs_uint32 c_time;          /* time dump was done */
  50     char c_host[STAGE_NAMLEN];  /* hostname volume came from */
  51     char c_disk[STAGE_NAMLEN];  /* partition volume came from */
  52     char c_name[STAGE_NAMLEN];  /* volume name */
  53     afs_uint32 c_id;            /* volume ID */
  54     afs_uint32 c_length;        /* length of the dump */
  55     afs_uint32 c_level;         /* dump level */
  56     afs_uint32 c_magic;         /* magic number */
  57     afs_uint32 c_checksum;      /* checksum of backup header */
  58     afs_uint32 c_flags;         /* feature flags */
  59 };
  60
  61 #endif /* _STAGEHDR_H_ */