2 * Copyright (c) 1983, 1993
3 * The Regents of the University of California. All rights reserved.
4 * (c) UNIX System Laboratories, Inc.
5 * All or some portions of this file are derived from material licensed
6 * to the University of California by American Telephone and Telegraph
7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
8 * the permission of UNIX System Laboratories, Inc.
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 * 4. Neither the name of the University nor the names of its contributors
19 * may be used to endorse or promote products derived from this software
20 * without specific prior written permission.
22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * @(#)restore.h 8.3 (Berkeley) 9/13/94
41 extern int bflag; /* set input block size */
42 extern int dflag; /* print out debugging info */
43 extern int hflag; /* restore heirarchies */
44 extern int mflag; /* restore by name instead of inode number */
45 extern int Nflag; /* do not write the disk */
46 extern int uflag; /* unlink symlink targets */
47 extern int vflag; /* print out actions taken */
48 extern int yflag; /* always try to recover from tape errors */
52 extern char *dumpmap; /* map of inodes on this dump tape */
53 extern char *usedinomap; /* map of inodes that are in use on this fs */
54 extern ino_t maxino; /* highest numbered inode in this file system */
55 extern long dumpnum; /* location of the dump on this tape */
56 extern long volno; /* current volume being read */
57 extern long ntrec; /* number of TP_BSIZE records per tape block */
58 extern time_t dumptime; /* time that this dump begins */
59 extern time_t dumpdate; /* time that this dump was made */
60 extern char command; /* opration being performed */
61 extern FILE *terminal; /* file descriptor for the terminal input */
62 extern int Bcvt; /* need byte swapping on inodes and dirs */
63 extern int oldinofmt; /* reading tape with FreeBSD 1 format inodes */
66 * Each file in the file system is described by one of these entries
69 char *e_name; /* the current name of this entry */
70 u_char e_namlen; /* length of this name */
71 char e_type; /* type of this entry, see below */
72 short e_flags; /* status flags, see below */
73 ino_t e_ino; /* inode number in previous file sys */
74 long e_index; /* unique index (for dumpped table) */
75 struct entry *e_parent; /* pointer to parent directory (..) */
76 struct entry *e_sibling; /* next element in this directory (.) */
77 struct entry *e_links; /* hard links to this inode */
78 struct entry *e_entries; /* for directories, their entries */
79 struct entry *e_next; /* hash chain list */
82 #define LEAF 1 /* non-directory entry */
83 #define NODE 2 /* directory entry */
84 #define LINK 4 /* synthesized type, stripped by addentry */
86 #define EXTRACT 0x0001 /* entry is to be replaced from the tape */
87 #define NEW 0x0002 /* a new entry to be extracted */
88 #define KEEP 0x0004 /* entry is not to change */
89 #define REMOVED 0x0010 /* entry has been removed */
90 #define TMPNAME 0x0020 /* entry has been given a temporary name */
91 #define EXISTED 0x0040 /* directory already existed during extract */
94 * Constants associated with entry structs
98 #define TMPHDR "RSTTMP"
101 * The entry describes the next file available on the tape
104 short action; /* action being taken on this file */
105 mode_t mode; /* mode of file */
106 ino_t ino; /* inumber of file */
107 uid_t uid; /* file owner */
108 gid_t gid; /* file group */
109 int file_flags; /* status flags (chflags) */
110 int rdev; /* device number of file */
111 time_t atime_sec; /* access time seconds */
112 time_t mtime_sec; /* modified time seconds */
113 time_t birthtime_sec; /* creation time seconds */
114 int atime_nsec; /* access time nanoseconds */
115 int mtime_nsec; /* modified time nanoseconds */
116 int birthtime_nsec; /* creation time nanoseconds */
117 off_t size; /* size of file */
118 char *name; /* name of file */
121 #define USING 1 /* extracting from the tape */
122 #define SKIP 2 /* skipping */
123 #define UNKNOWN 3 /* disposition or starting point is unknown */
126 * Definitions for library routines operating on directories.
128 typedef struct rstdirdesc RST_DIR;
131 * Flags to setdirmodes.
138 #define TSTINO(ino, map) \
139 (map[(u_int)((ino) - 1) / CHAR_BIT] & \
140 (1 << ((u_int)((ino) - 1) % CHAR_BIT)))
141 #define SETINO(ino, map) \
142 map[(u_int)((ino) - 1) / CHAR_BIT] |= \
143 1 << ((u_int)((ino) - 1) % CHAR_BIT)
145 #define dprintf if (dflag) fprintf
146 #define vprintf if (vflag) fprintf
151 #define NFS_DR_NEWINODEFMT 0x2 /* Tape uses 4.4 BSD inode format */