1/*
2 * Copyright (c) 2000-2006 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
14 *
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
24 * limitations under the License.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28/* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
29/*
30 * Copyright (c) 1982, 1986, 1988, 1993, 1994
31 * The Regents of the University of California. All rights reserved.
32 *
33 * Redistribution and use in source and binary forms, with or without
34 * modification, are permitted provided that the following conditions
35 * are met:
36 * 1. Redistributions of source code must retain the above copyright
37 * notice, this list of conditions and the following disclaimer.
38 * 2. Redistributions in binary form must reproduce the above copyright
39 * notice, this list of conditions and the following disclaimer in the
40 * documentation and/or other materials provided with the distribution.
41 * 3. All advertising materials mentioning features or use of this software
42 * must display the following acknowledgement:
43 * This product includes software developed by the University of
44 * California, Berkeley and its contributors.
45 * 4. Neither the name of the University nor the names of its contributors
46 * may be used to endorse or promote products derived from this software
47 * without specific prior written permission.
48 *
49 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
50 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
51 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
52 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
53 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
54 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
55 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
56 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
57 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
58 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
59 * SUCH DAMAGE.
60 *
61 * @(#)reboot.h 8.3 (Berkeley) 12/13/94
62 */
63
64#ifndef _SYS_REBOOT_H_
65#define _SYS_REBOOT_H_
66
67#include <sys/appleapiopts.h>
68#include <sys/cdefs.h>
69#include <stdint.h>
70#include <uuid/uuid.h>
71
72/*
73 * Arguments to reboot system call.
74 */
75
76#ifdef __APPLE_API_PRIVATE
77#define RB_AUTOBOOT 0 /* flags for system auto-booting itself */
78
79#define RB_ASKNAME 0x01 /* ask for file name to reboot from */
80#define RB_SINGLE 0x02 /* reboot to single user only */
81#define RB_NOSYNC 0x04 /* dont sync before reboot */
82#define RB_HALT 0x08 /* don't reboot, just halt */
83#define RB_INITNAME 0x10 /* name given for /etc/init */
84#define RB_DFLTROOT 0x20 /* use compiled-in rootdev */
85#define RB_ALTBOOT 0x40 /* use /boot.old vs /boot */
86#define RB_UNIPROC 0x80 /* don't start slaves */
87#define RB_SAFEBOOT 0x100 /* booting safe */
88#define RB_UPSDELAY 0x200 /* Delays restart by 5 minutes */
89#define RB_QUICK 0x400 /* quick and ungraceful reboot with file system caches flushed*/
90#define RB_PANIC 0x800 /* panic the kernel */
91#define RB_PANIC_ZPRINT 0x1000 /* add zprint info to panic string */
92#define RB_PANIC_FORCERESET 0x2000 /* do force-reset panic */
93
94#ifndef KERNEL
95__BEGIN_DECLS
96enum panic_with_data_flags {
97 PANIC_WITH_DATA_FLAGS_NONE = 0,
98 PANIC_WITH_DATA_FLAGS_MAX,
99};
100
101/* userspace reboot control */
102int usrctl(uint32_t flags);
103/* The normal reboot syscall. */
104int reboot(int howto);
105/* Used with RB_PANIC to panic the kernel from userspace with a message.
106 * Requires an entitlement on Release. */
107int reboot_np(int howto, const char *message);
108
109/* Used to panic the kernel from user space and add additional data to
110 * the paniclog.
111 */
112int panic_with_data(uuid_t uuid, void *addr, uint32_t len, uint32_t flags, const char *msg);
113__END_DECLS
114#endif
115
116#endif /* __APPLE_API_PRIVATE */
117
118#ifdef __APPLE_API_OBSOLETE
119/*
120 * Constants for converting boot-style device number to type,
121 * adaptor (uba, mba, etc), unit number and partition number.
122 * Type (== major device number) is in the low byte
123 * for backward compatibility. Except for that of the "magic
124 * number", each mask applies to the shifted value.
125 * Format:
126 * (4) (4) (4) (4) (8) (8)
127 * --------------------------------
128 * |MA | AD| CT| UN| PART | TYPE |
129 * --------------------------------
130 */
131#define B_ADAPTORSHIFT 24
132#define B_ADAPTORMASK 0x0f
133#define B_ADAPTOR(val) (((val) >> B_ADAPTORSHIFT) & B_ADAPTORMASK)
134#define B_CONTROLLERSHIFT 20
135#define B_CONTROLLERMASK 0xf
136#define B_CONTROLLER(val) (((val)>>B_CONTROLLERSHIFT) & B_CONTROLLERMASK)
137#define B_UNITSHIFT 16
138#define B_UNITMASK 0xff
139#define B_UNIT(val) (((val) >> B_UNITSHIFT) & B_UNITMASK)
140#define B_PARTITIONSHIFT 8
141#define B_PARTITIONMASK 0xff
142#define B_PARTITION(val) (((val) >> B_PARTITIONSHIFT) & B_PARTITIONMASK)
143#define B_TYPESHIFT 0
144#define B_TYPEMASK 0xff
145#define B_TYPE(val) (((val) >> B_TYPESHIFT) & B_TYPEMASK)
146#define B_MAGICMASK 0xf0000000
147#define B_DEVMAGIC 0xa0000000
148
149#define MAKEBOOTDEV(type, adaptor, controller, unit, partition) \
150 (((type) << B_TYPESHIFT) | ((adaptor) << B_ADAPTORSHIFT) | \
151 ((controller) << B_CONTROLLERSHIFT) | ((unit) << B_UNITSHIFT) | \
152 ((partition) << B_PARTITIONSHIFT) | B_DEVMAGIC)
153
154#endif /* __APPLE_API_OBSOLETE */
155
156#ifdef XNU_KERNEL_PRIVATE
157
158__BEGIN_DECLS
159int reboot_kernel(int, char *);
160__END_DECLS
161
162#define PROC_SHUTDOWN_LOG "/var/log/kernel-shutdown.log"
163
164#endif /* XNU_KERNEL_PRIVATE */
165
166#if KERNEL_PRIVATE
167__BEGIN_DECLS
168int get_system_inshutdown(void);
169__END_DECLS
170#endif /* KERNEL_PRIVATE */
171
172#endif /* _SYS_REBOOT_H_ */
173