xref: /illumos-gate/usr/src/cmd/devfsadm/zut_link.c (revision b871f899336f28769ec7f17673f792691454e6a3)
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 2009 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #include <regex.h>
27 #include <devfsadm.h>
28 #include <stdio.h>
29 #include <strings.h>
30 #include <stdlib.h>
31 #include <limits.h>
32 #include <sys/mkdev.h>
33 #include <sys/fs/zut.h>
34 
35 /* zfs unit test driver */
36 
37 static int zut(di_minor_t minor, di_node_t node);
38 
39 /*
40  * devfs create callback register
41  */
42 static devfsadm_create_t zut_create_cbt[] = {
43 	{ "pseudo", "ddi_pseudo", ZUT_DRIVER,
44 	    TYPE_EXACT | DRV_EXACT, ILEVEL_0, zut,
45 	},
46 };
47 DEVFSADM_CREATE_INIT_V0(zut_create_cbt);
48 
49 /*
50  * For the zut control node:
51  *	/dev/zut -> /devices/pseudo/zut@0:zut
52  */
53 static int
54 zut(di_minor_t minor, di_node_t node)
55 {
56 	if (strcmp(di_minor_name(minor), ZUT_DRIVER) == 0)
57 		(void) devfsadm_mklink(ZUT_DRIVER, node, minor, 0);
58 
59 	return (DEVFSADM_CONTINUE);
60 }
61