1/* $NetBSD: keylock.h,v 1.1 2009/08/14 21:17:22 mbalmer Exp $ */
2
3/*
4 * Copyright (c) 2009 Marc Balmer <marc@msys.ch>
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28#ifndef _SYS_KEYLOCK_H
29#define _SYS_KEYLOCK_H
30
31#define KEYLOCK_ABSENT          0
32#define KEYLOCK_TAMPER          1
33#define KEYLOCK_OPEN            2
34#define KEYLOCK_SEMIOPEN        3
35#define KEYLOCK_SEMICLOSE	4
36#define KEYLOCK_CLOSE           5
37
38#ifdef _KERNEL
39/* Functions for keylock drivers */
40extern int keylock_register(void *, int, int (*)(void *));
41extern void keylock_unregister(void *, int (*)(void *));
42
43/* Functions to query the keylock state */
44extern int keylock_state(void);
45extern int keylock_position(void);
46extern int keylock_num_positions(void);
47#endif
48
49#endif /* _SYS_KEYLOCK_H */
50