1e06b25477
utilities so that they will compile with -fno-common. Started by: Kyle Evans (kevans) Reviewed by: Kyle Evans (kevans) MFC after: 1 week Differential Revision: https://reviews.freebsd.org/D24210
156 lines
6.0 KiB
C
156 lines
6.0 KiB
C
/*-
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* SPDX-License-Identifier: BSD-3-Clause
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*
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* Copyright (c) 1983, 1993
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* The Regents of the University of California. All rights reserved.
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* (c) UNIX System Laboratories, Inc.
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* All or some portions of this file are derived from material licensed
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* to the University of California by American Telephone and Telegraph
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* Co. or Unix System Laboratories, Inc. and are reproduced herein with
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* the permission of UNIX System Laboratories, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)restore.h 8.3 (Berkeley) 9/13/94
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* $FreeBSD$
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*/
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/*
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* Flags
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*/
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extern int bflag; /* set input block size */
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extern int dflag; /* print out debugging info */
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extern int Dflag; /* degraded mode - try hard to get stuff back */
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extern int hflag; /* restore hierarchies */
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extern int mflag; /* restore by name instead of inode number */
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extern int Nflag; /* do not write the disk */
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extern int uflag; /* unlink symlink targets */
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extern int vflag; /* print out actions taken */
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extern int yflag; /* always try to recover from tape errors */
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/*
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* Global variables
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*/
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extern char *dumpmap; /* map of inodes on this dump tape */
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extern char *usedinomap; /* map of inodes that are in use on this fs */
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extern ino_t maxino; /* highest numbered inode in this file system */
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extern long dumpnum; /* location of the dump on this tape */
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extern long volno; /* current volume being read */
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extern long ntrec; /* number of TP_BSIZE records per tape block */
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extern time_t dumptime; /* time that this dump begins */
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extern time_t dumpdate; /* time that this dump was made */
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extern char command; /* opration being performed */
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extern FILE *terminal; /* file descriptor for the terminal input */
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extern int Bcvt; /* need byte swapping on inodes and dirs */
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extern int oldinofmt; /* reading tape with FreeBSD 1 format inodes */
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/*
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* Each file in the file system is described by one of these entries
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*/
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struct entry {
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char *e_name; /* the current name of this entry */
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u_char e_namlen; /* length of this name */
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char e_type; /* type of this entry, see below */
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short e_flags; /* status flags, see below */
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ino_t e_ino; /* inode number in previous file sys */
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long e_index; /* unique index (for dumpped table) */
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struct entry *e_parent; /* pointer to parent directory (..) */
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struct entry *e_sibling; /* next element in this directory (.) */
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struct entry *e_links; /* hard links to this inode */
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struct entry *e_entries; /* for directories, their entries */
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struct entry *e_next; /* hash chain list */
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};
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/* types */
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#define LEAF 1 /* non-directory entry */
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#define NODE 2 /* directory entry */
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#define LINK 4 /* synthesized type, stripped by addentry */
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/* flags */
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#define EXTRACT 0x0001 /* entry is to be replaced from the tape */
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#define NEW 0x0002 /* a new entry to be extracted */
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#define KEEP 0x0004 /* entry is not to change */
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#define REMOVED 0x0010 /* entry has been removed */
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#define TMPNAME 0x0020 /* entry has been given a temporary name */
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#define EXISTED 0x0040 /* directory already existed during extract */
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/*
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* Constants associated with entry structs
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*/
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#define HARDLINK 1
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#define SYMLINK 2
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#define TMPHDR "RSTTMP"
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/*
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* The entry describes the next file available on the tape
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*/
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extern struct context {
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short action; /* action being taken on this file */
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mode_t mode; /* mode of file */
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ino_t ino; /* inumber of file */
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uid_t uid; /* file owner */
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gid_t gid; /* file group */
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int file_flags; /* status flags (chflags) */
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int rdev; /* device number of file */
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time_t atime_sec; /* access time seconds */
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time_t mtime_sec; /* modified time seconds */
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time_t birthtime_sec; /* creation time seconds */
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int atime_nsec; /* access time nanoseconds */
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int mtime_nsec; /* modified time nanoseconds */
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int birthtime_nsec; /* creation time nanoseconds */
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int extsize; /* size of extended attribute data */
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off_t size; /* size of file */
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char *name; /* name of file */
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} curfile;
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/* actions */
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#define USING 1 /* extracting from the tape */
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#define SKIP 2 /* skipping */
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#define UNKNOWN 3 /* disposition or starting point is unknown */
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/*
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* Definitions for library routines operating on directories.
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*/
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typedef struct rstdirdesc RST_DIR;
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/*
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* Flags to setdirmodes.
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*/
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#define FORCE 0x0001
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/*
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* Useful macros
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*/
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#define TSTINO(ino, map) \
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(map[(u_int)((ino) - 1) / CHAR_BIT] & \
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(1 << ((u_int)((ino) - 1) % CHAR_BIT)))
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#define SETINO(ino, map) \
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map[(u_int)((ino) - 1) / CHAR_BIT] |= \
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1 << ((u_int)((ino) - 1) % CHAR_BIT)
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#define dprintf if (dflag) fprintf
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#define vprintf if (vflag) fprintf
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#define GOOD 1
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#define FAIL 0
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#define NFS_DR_NEWINODEFMT 0x2 /* Tape uses 4.4 BSD inode format */
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