Add PCICAP_{ID,NEXTPTR} to avoid using magic number
[dragonfly.git] / usr.sbin / mtree / verify.c
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1/*-
2 * Copyright (c) 1990, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
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. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
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32 *
33 * @(#)verify.c 8.1 (Berkeley) 6/6/93
34 * $FreeBSD: src/usr.sbin/mtree/verify.c,v 1.10.2.2 2001/01/12 19:17:18 phk Exp $
4a5947c3 35 * $DragonFly: src/usr.sbin/mtree/verify.c,v 1.5 2004/03/15 16:24:22 dillon Exp $
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36 */
37
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38#include <sys/param.h>
39#include <sys/stat.h>
40#include <dirent.h>
41#include <err.h>
42#include <errno.h>
43#include <fts.h>
44#include <fnmatch.h>
45#include <stdio.h>
46#include <unistd.h>
47#include "mtree.h"
48#include "extern.h"
49
50extern long int crc_total;
51extern int ftsoptions;
52extern int dflag, eflag, qflag, rflag, sflag, uflag;
53extern char fullpath[MAXPATHLEN];
54extern int lineno;
55
56static NODE *root;
57static char path[MAXPATHLEN];
58
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59static void miss(NODE *, char *);
60static int vwalk(void);
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61
62int
6ffd281a 63verify(void)
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64{
65 int rval;
66
67 root = spec();
68 rval = vwalk();
69 miss(root, path);
70 return (rval);
71}
72
73static int
6ffd281a 74vwalk(void)
984263bc 75{
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76 FTS *t;
77 FTSENT *p;
78 NODE *ep, *level;
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79 int specdepth, rval;
80 char *argv[2];
81
82 argv[0] = ".";
83 argv[1] = NULL;
84 if ((t = fts_open(argv, ftsoptions, NULL)) == NULL)
85 err(1, "line %d: fts_open", lineno);
86 level = root;
87 specdepth = rval = 0;
88 while ((p = fts_read(t))) {
89 if (check_excludes(p->fts_name, p->fts_path)) {
90 fts_set(t, p, FTS_SKIP);
91 continue;
92 }
93 switch(p->fts_info) {
94 case FTS_D:
95 case FTS_SL:
96 break;
97 case FTS_DP:
98 if (specdepth > p->fts_level) {
99 for (level = level->parent; level->prev;
100 level = level->prev);
101 --specdepth;
102 }
103 continue;
104 case FTS_DNR:
105 case FTS_ERR:
106 case FTS_NS:
107 warnx("%s: %s", RP(p), strerror(p->fts_errno));
108 continue;
109 default:
110 if (dflag)
111 continue;
112 }
113
114 if (specdepth != p->fts_level)
115 goto extra;
116 for (ep = level; ep; ep = ep->next)
117 if ((ep->flags & F_MAGIC &&
118 !fnmatch(ep->name, p->fts_name, FNM_PATHNAME)) ||
119 !strcmp(ep->name, p->fts_name)) {
120 ep->flags |= F_VISIT;
121 if ((ep->flags & F_NOCHANGE) == 0 &&
122 compare(ep->name, ep, p))
123 rval = MISMATCHEXIT;
124 if (ep->flags & F_IGN)
4a5947c3 125 fts_set(t, p, FTS_SKIP);
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126 else if (ep->child && ep->type == F_DIR &&
127 p->fts_info == FTS_D) {
128 level = ep->child;
129 ++specdepth;
130 }
131 break;
132 }
133
134 if (ep)
135 continue;
136extra:
137 if (!eflag) {
4a5947c3 138 printf("%s extra", RP(p));
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139 if (rflag) {
140 if ((S_ISDIR(p->fts_statp->st_mode)
141 ? rmdir : unlink)(p->fts_accpath)) {
4a5947c3 142 printf(", not removed: %s",
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143 strerror(errno));
144 } else
4a5947c3 145 printf(", removed");
984263bc 146 }
4a5947c3 147 putchar('\n');
984263bc 148 }
4a5947c3 149 fts_set(t, p, FTS_SKIP);
984263bc 150 }
4a5947c3 151 fts_close(t);
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152 if (sflag)
153 warnx("%s checksum: %lu", fullpath, crc_total);
154 return (rval);
155}
156
157static void
4a5947c3 158miss(NODE *p, char *tail)
984263bc 159{
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160 int create;
161 char *tp;
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162 const char *type;
163
164 for (; p; p = p->next) {
165 if (p->type != F_DIR && (dflag || p->flags & F_VISIT))
166 continue;
4a5947c3 167 strcpy(tail, p->name);
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168 if (!(p->flags & F_VISIT)) {
169 /* Don't print missing message if file exists as a
170 symbolic link and the -q flag is set. */
171 struct stat statbuf;
172
173 if (qflag && stat(path, &statbuf) == 0)
174 p->flags |= F_VISIT;
175 else
4a5947c3 176 printf("%s missing", path);
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177 }
178 if (p->type != F_DIR && p->type != F_LINK) {
179 putchar('\n');
180 continue;
181 }
182
183 create = 0;
184 if (p->type == F_LINK)
185 type = "symlink";
186 else
187 type = "directory";
188 if (!(p->flags & F_VISIT) && uflag) {
189 if (!(p->flags & (F_UID | F_UNAME)))
4a5947c3 190 printf(" (%s not created: user not specified)", type);
984263bc 191 else if (!(p->flags & (F_GID | F_GNAME)))
4a5947c3 192 printf(" (%s not created: group not specified)", type);
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193 else if (p->type == F_LINK) {
194 if (symlink(p->slink, path))
4a5947c3 195 printf(" (symlink not created: %s)\n",
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196 strerror(errno));
197 else
4a5947c3 198 printf(" (created)\n");
984263bc 199 if (lchown(path, p->st_uid, p->st_gid))
4a5947c3 200 printf("%s: user/group not modified: %s\n",
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201 path, strerror(errno));
202 continue;
203 } else if (!(p->flags & F_MODE))
4a5947c3 204 printf(" (directory not created: mode not specified)");
984263bc 205 else if (mkdir(path, S_IRWXU))
4a5947c3 206 printf(" (directory not created: %s)",
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207 strerror(errno));
208 else {
209 create = 1;
4a5947c3 210 printf(" (created)");
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211 }
212 }
213 if (!(p->flags & F_VISIT))
4a5947c3 214 putchar('\n');
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215
216 for (tp = tail; *tp; ++tp);
217 *tp = '/';
218 miss(p->child, tp + 1);
219 *tp = '\0';
220
221 if (!create)
222 continue;
223 if (chown(path, p->st_uid, p->st_gid)) {
4a5947c3 224 printf("%s: user/group/mode not modified: %s\n",
984263bc 225 path, strerror(errno));
4a5947c3 226 printf("%s: warning: file mode %snot set\n", path,
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227 (p->flags & F_FLAGS) ? "and file flags " : "");
228 continue;
229 }
230 if (chmod(path, p->st_mode))
4a5947c3 231 printf("%s: permissions not set: %s\n",
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232 path, strerror(errno));
233 if ((p->flags & F_FLAGS) && p->st_flags &&
234 chflags(path, p->st_flags))
4a5947c3 235 printf("%s: file flags not set: %s\n",
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236 path, strerror(errno));
237 }
238}