2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (C) 1995, 1996, 1997 Wolfgang Solfrank
5 * Copyright (c) 1995 Martin Husemann
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 #include <sys/cdefs.h>
31 __RCSID("$NetBSD: check.c,v 1.14 2006/06/05 16:51:18 christos Exp $");
32 static const char rcsid[] =
49 checkfilesys(const char *fname)
52 struct bootblock boot;
53 struct fat_descriptor *fat = NULL;
54 int finish_dosdirsection=0;
62 printf("** %s", fname);
64 dosfs = open(fname, rdonly ? O_RDONLY : O_RDWR, 0);
65 if (dosfs < 0 && !rdonly) {
66 dosfs = open(fname, O_RDONLY, 0);
68 pwarn(" (NO WRITE)\n");
76 perr("Can't open `%s'", fname);
81 if (readboot(dosfs, &boot) == FSFATAL) {
87 if (skipclean && preen && checkdirty(dosfs, &boot)) {
88 printf("%s: ", fname);
89 printf("FILESYSTEM CLEAN; SKIPPING CHECKS\n");
95 printf("** Phase 1 - Read FAT and checking connectivity\n");
98 mod |= readfat(dosfs, &boot, &fat);
105 printf("** Phase 2 - Checking Directories\n");
107 mod |= resetDosDirSection(fat);
108 finish_dosdirsection = 1;
111 /* delay writing FATs */
113 mod |= handleDirTree(fat);
118 printf("** Phase 3 - Checking for Lost Files\n");
120 mod |= checklost(fat);
124 /* now write the FATs */
125 if (mod & FSFATMOD) {
126 if (ask(1, "Update FATs")) {
127 mod |= writefat(fat);
134 freebytes = (int64_t)boot.NumFree * boot.ClusterSize;
135 badbytes = (int64_t)boot.NumBad * boot.ClusterSize;
137 #ifdef HAVE_LIBUTIL_H
138 char freestr[7], badstr[7];
140 humanize_number(freestr, sizeof(freestr), freebytes, "",
141 HN_AUTOSCALE, HN_DECIMAL | HN_IEC_PREFIXES);
143 humanize_number(badstr, sizeof(badstr), badbytes, "",
144 HN_AUTOSCALE, HN_B | HN_DECIMAL | HN_IEC_PREFIXES);
146 pwarn("%d files, %sB free (%d clusters), %sB bad (%d clusters)\n",
147 boot.NumFiles, freestr, boot.NumFree,
148 badstr, boot.NumBad);
150 pwarn("%d files, %sB free (%d clusters)\n",
151 boot.NumFiles, freestr, boot.NumFree);
155 pwarn("%d files, %jd KiB free (%d clusters), %jd KiB bad (%d clusters)\n",
156 boot.NumFiles, (intmax_t)freebytes / 1024, boot.NumFree,
157 (intmax_t)badbytes / 1024, boot.NumBad);
159 pwarn("%d files, %jd KiB free (%d clusters)\n",
160 boot.NumFiles, (intmax_t)freebytes / 1024, boot.NumFree);
163 if (mod && (mod & FSERROR) == 0) {
165 if (ask(1, "MARK FILE SYSTEM CLEAN") == 0)
169 pwarn("MARKING FILE SYSTEM CLEAN\n");
170 mod |= cleardirty(fat);
172 pwarn("\n***** FILE SYSTEM IS LEFT MARKED AS DIRTY *****\n");
173 mod |= FSERROR; /* file system not clean */
178 if (mod & (FSFATAL | FSERROR))
184 if (finish_dosdirsection)
185 finishDosDirSection();
189 if (mod & (FSFATMOD|FSDIRMOD))
190 pwarn("\n***** FILE SYSTEM WAS MODIFIED *****\n");