2 * Copyright (c) 2011 Ed Schouten <ed@FreeBSD.org>
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.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
38 b16_pton(const char *in, char *out, size_t len)
42 for (i = 0; i < len * 2; i++)
43 if (!isxdigit((unsigned char)in[i]))
45 for (i = 0; i < len; i++)
46 sscanf(&in[i * 2], "%02hhx", &out[i]);
51 main(int argc, char *argv[])
53 struct utmpx utx = { .ut_type = DEAD_PROCESS };
58 fprintf(stderr, "usage: utxrm identifier ...\n");
62 gettimeofday(&utx.ut_tv, NULL);
63 for (i = 1; i < argc; i++) {
64 len = strlen(argv[i]);
65 if (len <= sizeof(utx.ut_id)) {
66 /* Identifier as string. */
67 strncpy(utx.ut_id, argv[i], sizeof(utx.ut_id));
68 } else if (len != sizeof(utx.ut_id) * 2 ||
69 b16_pton(argv[i], utx.ut_id, sizeof(utx.ut_id)) != 0) {
70 /* Also not hexadecimal. */
71 fprintf(stderr, "%s: Invalid identifier format\n",
78 if (pututxline(&utx) == NULL) {