1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 * $FreeBSD$
21 */
22
23 /*
24 * Copyright 2007 Sun Microsystems, Inc. All rights reserved.
25 * Use is subject to license terms.
26 */
27
28 #pragma ident "@(#)devname2devid.c 1.3 07/05/25 SMI"
29
30 #include <sys/types.h>
31 #include <sys/stat.h>
32 #include <devid.h>
33 #include <errno.h>
34 #include <stdio.h>
35 #include <stdlib.h>
36 #include <fcntl.h>
37
38 /*
39 * Usage: devname2devid <devicepath>
40 *
41 * Examples:
42 * # ./devname2devid /dev/c1t4d0s0
43 * devid id1,sd@SSEAGATE_ST318404LSUN18G_3BT2G0Z300002146G4CR/a
44 * # ./devname2devid /dev/c1t4d0
45 * devid id1,sd@SSEAGATE_ST318404LSUN18G_3BT2G0Z300002146G4CR/wd
46 * # ./devname2devid /dev/c1t4d0s1
47 * devid id1,sd@SSEAGATE_ST318404LSUN18G_3BT2G0Z300002146G4CR/b
48 * #
49 *
50 * This program accepts a disk or disk slice path and prints a
51 * device id.
52 *
53 * Exit values:
54 * 0 - means success
55 * 1 - means failure
56 *
57 */
58 int
main(int argc,char * argv[])59 main(int argc, char *argv[])
60 {
61 int fd;
62 ddi_devid_t devid;
63 char *minor_name, *devidstr, *device;
64 #ifdef DEBUG
65 devid_nmlist_t *list = NULL;
66 char *search_path;
67 int i;
68 #endif
69
70 if (argc == 1) {
71 (void) printf("%s <devicepath> [search path]\n",
72 argv[0]);
73 exit(1);
74 }
75 device = argv[1];
76
77 if ((fd = open(device, O_RDONLY|O_NDELAY)) < 0) {
78 perror(device);
79 exit(1);
80 }
81 if (devid_get(fd, &devid) != 0) {
82 perror("devid_get");
83 exit(1);
84 }
85 if (devid_get_minor_name(fd, &minor_name) != 0) {
86 perror("devid_get_minor_name");
87 exit(1);
88 }
89 if ((devidstr = devid_str_encode(devid, minor_name)) == 0) {
90 perror("devid_str_encode");
91 exit(1);
92 }
93
94 (void) printf("devid %s\n", devidstr);
95
96 devid_str_free(devidstr);
97
98 #ifdef DEBUG
99 if (argc == 3) {
100 search_path = argv[2];
101 } else {
102 search_path = "/dev/";
103 }
104
105 if (devid_deviceid_to_nmlist(search_path, devid, DEVID_MINOR_NAME_ALL,
106 &list)) {
107 perror("devid_deviceid_to_nmlist");
108 exit(1);
109 }
110
111 /* loop through list and process device names and numbers */
112 for (i = 0; list[i].devname != NULL; i++) {
113 (void) printf("devname: %s %p\n", list[i].devname, list[i].dev);
114 }
115 devid_free_nmlist(list);
116
117 #endif /* DEBUG */
118
119 devid_str_free(minor_name);
120 devid_free(devid);
121
122 return (0);
123 }
124