2 * Copyright (c) 2002, 2003 Networks Associates Technology, Inc.
3 * Copyright (c) 2002 Poul-Henning Kamp.
4 * Copyright (c) 1999, 2000, 2001, 2002 Robert N. M. Watson
7 * This software was developed for the FreeBSD Project by Poul-Henning
8 * Kamp and Network Associates Laboratories, the Security Research Division
9 * of Network Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035
10 * ("CBOSS"), as part of the DARPA CHATS research program
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 * notice, this list of conditions and the following disclaimer in the
19 * documentation and/or other materials provided with the distribution.
20 * 3. The names of the authors may not be used to endorse or promote
21 * products derived from this software without specific prior written
24 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
39 #include <sys/types.h>
41 #include <sys/extattr.h>
53 static enum { EADUNNO, EAGET, EASET, EARM, EALS } what = EADUNNO;
61 fprintf(stderr, "usage: getextattr [-fhqsx] attrnamespace");
62 fprintf(stderr, " attrname filename ...\n");
65 fprintf(stderr, "usage: setextattr [-fhnq] attrnamespace");
66 fprintf(stderr, " attrname attrvalue filename ...\n");
69 fprintf(stderr, "usage: rmextattr [-fhq] attrnamespace");
70 fprintf(stderr, " attrname filename ...\n");
73 fprintf(stderr, "usage: lsextattr [-fhq] attrnamespace");
74 fprintf(stderr, " filename ...\n");
78 fprintf(stderr, "usage: (getextattr|lsextattr|rmextattr");
79 fprintf(stderr, "|setextattr)\n");
85 mkbuf(char **buf, int *oldlen, int newlen)
88 if (*oldlen >= newlen)
92 *buf = malloc(newlen);
100 main(int argc, char *argv[])
102 char *buf, *visbuf, *p;
104 const char *options, *attrname;
107 int buflen, visbuflen, ch, error, i, arg_counter, attrnamespace,
111 int flag_nofollow = 0;
117 visbuflen = buflen = 0;
120 p = basename(argv[0]);
123 if (!strcmp(p, "getextattr")) {
127 } else if (!strcmp(p, "setextattr")) {
131 } else if (!strcmp(p, "rmextattr")) {
135 } else if (!strcmp(p, "lsextattr")) {
143 while ((ch = getopt(argc, argv, options)) != -1) {
175 error = extattr_string_to_namespace(argv[0], &attrnamespace);
177 err(-1, "%s", argv[0]);
187 mkbuf(&buf, &buflen, strlen(argv[0]) + 1);
188 strcpy(buf, argv[0]);
192 for (arg_counter = 0; arg_counter < argc; arg_counter++) {
196 error = extattr_delete_link(argv[arg_counter],
197 attrnamespace, attrname);
199 error = extattr_delete_file(argv[arg_counter],
200 attrnamespace, attrname);
205 len = strlen(buf) + flag_null;
207 ret = extattr_set_link(argv[arg_counter],
208 attrnamespace, attrname, buf, len);
210 ret = extattr_set_file(argv[arg_counter],
211 attrnamespace, attrname, buf, len);
213 if ((size_t)ret != len && !flag_quiet) {
214 warnx("Set %zd bytes of %zu for %s",
222 ret = extattr_list_link(argv[arg_counter],
223 attrnamespace, NULL, 0);
225 ret = extattr_list_file(argv[arg_counter],
226 attrnamespace, NULL, 0);
229 mkbuf(&buf, &buflen, ret);
231 ret = extattr_list_link(argv[arg_counter],
232 attrnamespace, buf, buflen);
234 ret = extattr_list_file(argv[arg_counter],
235 attrnamespace, buf, buflen);
239 printf("%s\t", argv[arg_counter]);
240 for (i = 0; i < ret; i += ch + 1) {
241 /* The attribute name length is unsigned. */
242 ch = (unsigned char)buf[i];
243 printf("%s%*.*s", i ? "\t" : "",
244 ch, ch, buf + i + 1);
246 if (!flag_quiet || ret > 0)
251 ret = extattr_get_link(argv[arg_counter],
252 attrnamespace, attrname, NULL, 0);
254 ret = extattr_get_file(argv[arg_counter],
255 attrnamespace, attrname, NULL, 0);
258 mkbuf(&buf, &buflen, ret);
260 ret = extattr_get_link(argv[arg_counter],
261 attrnamespace, attrname, buf, buflen);
263 ret = extattr_get_file(argv[arg_counter],
264 attrnamespace, attrname, buf, buflen);
268 printf("%s\t", argv[arg_counter]);
270 mkbuf(&visbuf, &visbuflen, ret * 4 + 1);
271 strvisx(visbuf, buf, ret,
272 VIS_SAFE | VIS_WHITE);
273 printf("\"%s\"\n", visbuf);
275 } else if (flag_hex) {
276 for (i = 0; i < ret; i++)
277 printf("%s%02x", i ? " " : "",
282 fwrite(buf, ret, 1, stdout);
290 warn("%s: failed", argv[arg_counter]);