1/*	$NetBSD: crashme.h,v 1.2 2022/09/21 10:50:11 riastradh Exp $	*/
2
3/*
4 * Copyright (c) 2018, 2019 Matthew R. Green
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 * 3. The name of the author may not be used to endorse or promote products
16 *    derived from this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
23 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
24 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
25 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
26 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 */
30
31/* header for kernel crashme node handling. */
32
33#ifndef _SYS_CRASHME_H_
34#define _SYS_CRASHME_H_
35
36/*
37 * don't mark this __dead.  crashme nodes failures should return to
38 * the caller so it can be handled.
39 *
40 * return zero if successful, and should return to user (may be part
41 * of the setup needed.)  return non-zero otherwise (will call plain
42 * panic().)
43 */
44typedef int (*crashme_fn)(int);
45
46typedef struct crashme_node {
47	const char		*cn_name;
48	const char		*cn_longname;
49	crashme_fn		 cn_fn;
50	int			 cn_sysctl;
51	struct crashme_node	*cn_next;
52} crashme_node;
53
54int crashme_add(crashme_node *ncn);
55int crashme_remove(crashme_node *ncn);
56
57#endif /* _SYS_CRASHME_H_ */
58