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 */
21
22 /*
23 * Copyright 2007 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 #pragma ident "@(#)devname2devid.c 1.3 07/05/25 SMI"
28
29 #include <sys/types.h>
30 #include <sys/stat.h>
31 #include <devid.h>
32 #include <errno.h>
33 #include <stdio.h>
34 #include <stdlib.h>
35 #include <fcntl.h>
36
37 /*
38 * Usage: devname2devid <devicepath>
39 *
40 * Examples:
41 * # ./devname2devid /dev/c1t4d0s0
42 * devid id1,sd@SSEAGATE_ST318404LSUN18G_3BT2G0Z300002146G4CR/a
43 * # ./devname2devid /dev/c1t4d0
44 * devid id1,sd@SSEAGATE_ST318404LSUN18G_3BT2G0Z300002146G4CR/wd
45 * # ./devname2devid /dev/c1t4d0s1
46 * devid id1,sd@SSEAGATE_ST318404LSUN18G_3BT2G0Z300002146G4CR/b
47 * #
48 *
49 * This program accepts a disk or disk slice path and prints a
50 * device id.
51 *
52 * Exit values:
53 * 0 - means success
54 * 1 - means failure
55 *
56 */
57 int
main(int argc,char * argv[])58 main(int argc, char *argv[])
59 {
60 int fd;
61 ddi_devid_t devid;
62 char *minor_name, *devidstr, *device;
63 #ifdef DEBUG
64 devid_nmlist_t *list = NULL;
65 char *search_path;
66 int i;
67 #endif
68
69 if (argc == 1) {
70 (void) printf("%s <devicepath> [search path]\n",
71 argv[0]);
72 exit(1);
73 }
74 device = argv[1];
75
76 if ((fd = open(device, O_RDONLY|O_NDELAY)) < 0) {
77 perror(device);
78 exit(1);
79 }
80 if (devid_get(fd, &devid) != 0) {
81 perror("devid_get");
82 exit(1);
83 }
84 if (devid_get_minor_name(fd, &minor_name) != 0) {
85 perror("devid_get_minor_name");
86 exit(1);
87 }
88 if ((devidstr = devid_str_encode(devid, minor_name)) == 0) {
89 perror("devid_str_encode");
90 exit(1);
91 }
92
93 (void) printf("devid %s\n", devidstr);
94
95 devid_str_free(devidstr);
96
97 #ifdef DEBUG
98 if (argc == 3) {
99 search_path = argv[2];
100 } else {
101 search_path = "/dev/";
102 }
103
104 if (devid_deviceid_to_nmlist(search_path, devid, DEVID_MINOR_NAME_ALL,
105 &list)) {
106 perror("devid_deviceid_to_nmlist");
107 exit(1);
108 }
109
110 /* loop through list and process device names and numbers */
111 for (i = 0; list[i].devname != NULL; i++) {
112 (void) printf("devname: %s %p\n", list[i].devname, list[i].dev);
113 }
114 devid_free_nmlist(list);
115
116 #endif /* DEBUG */
117
118 devid_str_free(minor_name);
119 devid_free(devid);
120
121 return (0);
122 }
123