xref: /illumos-gate/usr/src/cmd/devfsadm/vscan_link.c (revision aaceae985c2e78cadef76bf0b7b50ed887ccb3a6)
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  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #include <devfsadm.h>
27 #include <strings.h>
28 #include <stdio.h>
29 #include <sys/vscan.h>
30 
31 static int vscan(di_minor_t minor, di_node_t node);
32 
33 static devfsadm_create_t vscan_create_cbt[] = {
34 	{ "pseudo", "ddi_pseudo", "vscan",
35 	    TYPE_EXACT | DRV_EXACT, ILEVEL_0, vscan },
36 };
37 DEVFSADM_CREATE_INIT_V0(vscan_create_cbt);
38 
39 static devfsadm_remove_t vscan_remove_cbt[] = {
40 	{ "vscan", "^vscan/vscan[0-9]+$", RM_HOT | RM_POST,
41 		ILEVEL_0, devfsadm_rm_all
42 	}
43 };
44 DEVFSADM_REMOVE_INIT_V0(vscan_remove_cbt);
45 
46 static int
47 vscan(di_minor_t minor, di_node_t node)
48 {
49 	char *mname = di_minor_name(minor);
50 	char path[MAXPATHLEN];
51 
52 	(void) snprintf(path, sizeof (path), "vscan/%s", mname);
53 	(void) devfsadm_mklink(path, node, minor, 0);
54 
55 	return (DEVFSADM_CONTINUE);
56 }
57