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1c79356b | 1 | /* |
b0d623f7 | 2 | * Copyright (c) 2000-2009 Apple Inc. All rights reserved. |
1c79356b | 3 | * |
2d21ac55 | 4 | * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ |
1c79356b | 5 | * |
2d21ac55 A |
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. | |
8f6c56a5 | 14 | * |
2d21ac55 A |
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 | |
8f6c56a5 A |
20 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
21 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, | |
2d21ac55 A |
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. | |
8f6c56a5 | 25 | * |
2d21ac55 | 26 | * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ |
1c79356b A |
27 | */ |
28 | /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */ | |
29 | /* | |
30 | * Copyright (c) 1982, 1986, 1989, 1993 | |
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 | * @(#)kern_xxx.c 8.2 (Berkeley) 11/14/93 | |
62 | */ | |
2d21ac55 A |
63 | /* |
64 | * NOTICE: This file was modified by SPARTA, Inc. in 2005 to introduce | |
65 | * support for mandatory and extensible security protections. This notice | |
66 | * is included in support of clause 2.2 (b) of the Apple Public License, | |
67 | * Version 2.0. | |
68 | */ | |
1c79356b A |
69 | |
70 | #include <cputypes.h> | |
71 | ||
72 | #include <sys/param.h> | |
73 | #include <sys/systm.h> | |
74 | #include <sys/kernel.h> | |
91447636 A |
75 | #include <sys/proc_internal.h> |
76 | #include <sys/kauth.h> | |
1c79356b A |
77 | #include <sys/reboot.h> |
78 | #include <sys/vm.h> | |
79 | #include <sys/sysctl.h> | |
80 | #include <sys/buf.h> | |
81 | ||
b0d623f7 | 82 | #include <security/audit/audit.h> |
e5568f75 | 83 | |
91447636 A |
84 | #include <sys/mount_internal.h> |
85 | #include <sys/sysproto.h> | |
2d21ac55 A |
86 | #if CONFIG_MACF |
87 | #include <security/mac_framework.h> | |
88 | #endif | |
1c79356b | 89 | |
1c79356b | 90 | int |
b0d623f7 | 91 | reboot(struct proc *p, register struct reboot_args *uap, __unused int32_t *retval) |
1c79356b A |
92 | { |
93 | char command[64]; | |
2d21ac55 | 94 | int error=0; |
b0d623f7 | 95 | size_t dummy=0; |
2d21ac55 A |
96 | #if CONFIG_MACF |
97 | kauth_cred_t my_cred; | |
98 | #endif | |
1c79356b | 99 | |
e5568f75 | 100 | AUDIT_ARG(cmd, uap->opt); |
91447636 | 101 | |
1c79356b A |
102 | command[0] = '\0'; |
103 | ||
91447636 | 104 | if ((error = suser(kauth_cred_get(), &p->p_acflag))) |
1c79356b A |
105 | return(error); |
106 | ||
107 | if (uap->opt & RB_COMMAND) | |
91447636 | 108 | error = copyinstr(uap->command, |
55e303ae | 109 | (void *)command, sizeof(command), (size_t *)&dummy); |
2d21ac55 A |
110 | #if CONFIG_MACF |
111 | if (error) | |
112 | return (error); | |
113 | my_cred = kauth_cred_proc_ref(p); | |
114 | error = mac_system_check_reboot(my_cred, uap->opt); | |
115 | kauth_cred_unref(&my_cred); | |
116 | #endif | |
1c79356b | 117 | if (!error) { |
b0d623f7 | 118 | OSBitOrAtomic(P_REBOOT, &p->p_flag); /* No more signals for this proc */ |
6d2010ae | 119 | error = boot(RB_BOOT, uap->opt, command); |
1c79356b A |
120 | } |
121 | return(error); | |
122 | } |