2 * Copyright (c) 1983, 1993
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * @(#) Copyright (c) 1983, 1993 The Regents of the University of California. All rights reserved.
30 * @(#)main.c 8.6 (Berkeley) 5/4/95
31 * $FreeBSD: src/sbin/restore/main.c,v 1.10.2.3 2001/10/02 08:30:17 cjc Exp $
34 #include <sys/param.h>
37 #include <vfs/ufs/dinode.h>
38 #include <protocols/dumprestore.h>
50 int bflag = 0, cvtflag = 0, dflag = 0, vflag = 0, yflag = 0;
51 int hflag = 1, mflag = 1, Nflag = 0;
65 static void obsolete(int *, char **[]);
66 static void usage(void);
69 main(int argc, char *argv[])
74 const char *symtbl = "./restoresymtable";
75 char *p, name[MAXPATHLEN];
77 /* Temp files should *not* be readable. We set permissions later. */
83 if ((inputdev = getenv("TAPE")) == NULL)
84 inputdev = __DECONST(char *, _PATH_DEFTAPE);
85 obsolete(&argc, &argv);
87 #define optlist "b:cdf:hikmNRrs:tuvxy"
89 #define optlist "b:cdf:himNRrs:tuvxy"
91 while ((ch = getopt(argc, argv, optlist)) != -1)
94 /* Change default tape blocksize. */
96 ntrec = strtol(optarg, &p, 10);
98 errx(1, "illegal blocksize -- %s", optarg);
100 errx(1, "block size must be greater than 0");
126 "%c and %c options are mutually exclusive",
137 /* Dumpnum (skip to) for multifile dump tapes. */
138 dumpnum = strtol(optarg, &p, 10);
140 errx(1, "illegal dump number -- %s", optarg);
142 errx(1, "dump number must be greater than 0");
160 errx(1, "none of i, R, r, t or x options specified");
162 if (signal(SIGINT, onintr) == SIG_IGN)
163 signal(SIGINT, SIG_IGN);
164 if (signal(SIGTERM, onintr) == SIG_IGN)
165 signal(SIGTERM, SIG_IGN);
172 *--argv = __DECONST(char *, ".");
186 * Incremental restoration of a file system.
192 * This is an incremental dump tape.
194 vprintf(stdout, "Begin incremental restore\n");
195 initsymtable(symtbl);
198 vprintf(stdout, "Calculate node updates.\n");
199 treescan(__DECONST(char *, "."), ROOTINO, nodeupdates);
204 * This is a level zero dump tape.
206 vprintf(stdout, "Begin level 0 restore\n");
209 vprintf(stdout, "Calculate extraction list.\n");
210 treescan(__DECONST(char *, "."), ROOTINO, nodeupdates);
212 createleaves(symtbl);
217 vprintf(stdout, "Verify the directory structure\n");
218 treescan(__DECONST(char *, "."), ROOTINO, verifyfile);
220 dumpsymtable(symtbl, (long)1);
223 * Resume an incremental file system restoration.
226 initsymtable(symtbl);
229 createleaves(symtbl);
233 dumpsymtable(symtbl, (long)1);
236 * List contents of tape.
243 canon(*argv++, name, sizeof(name));
244 ino = dirlookup(name);
247 treescan(name, ino, listfile);
251 * Batch extraction of tape contents.
258 canon(*argv++, name, sizeof(name));
259 ino = dirlookup(name);
264 treescan(name, ino, addfile);
280 fprintf(stderr, "usage:\t%s\n\t%s\n\t%s\n\t%s\n\t%s\n",
281 "restore -i [-cdhkmNuvy] [-b blocksize] [-f file] [-s fileno]",
282 "restore -r [-cdkNuvy] [-b blocksize] [-f file] [-s fileno]",
283 "restore -R [-cdkNuvy] [-b blocksize] [-f file] [-s fileno]",
284 "restore -x [-cdhkmNuvy] [-b blocksize] [-f file] [-s fileno] [file ...]",
285 "restore -t [-cdhkNuvy] [-b blocksize] [-f file] [-s fileno] [file ...]");
291 * Change set of key letters and ordered arguments into something
292 * getopt(3) will like.
295 obsolete(int *argcp, char **argvp[])
298 char *ap, **argv, *flagsp, **nargv, *p;
304 /* Return if no arguments or first argument has leading dash. */
306 if (argc == 1 || *ap == '-')
309 /* Allocate space for new arguments. */
310 if ((*argvp = nargv = malloc((argc + 1) * sizeof(char *))) == NULL ||
311 (p = flagsp = malloc(strlen(ap) + 2)) == NULL)
315 argv += 2, argc -= 2;
317 for (flags = 0; *ap; ++ap) {
323 warnx("option requires an argument -- %c", *ap);
326 if ((nargv[0] = malloc(strlen(*argv) + 2 + 1)) == NULL)
330 strcpy(&nargv[0][2], *argv);
344 /* Terminate flags. */
350 /* Copy remaining arguments. */
351 while ((*nargv++ = *argv++));
353 /* Update argument count. */
354 *argcp = nargv - *argvp - 1;