| | 1 | /* |
| | 2 | * Copyright (c) 2000-2009 Apple 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, 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 | */ |
| | 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 | */ |
| | 69 | |
| | 70 | #include <cputypes.h> |
| | 71 | |
| | 72 | #include <sys/param.h> |
| | 73 | #include <sys/systm.h> |
| | 74 | #include <sys/kernel.h> |
| | 75 | #include <sys/proc_internal.h> |
| | 76 | #include <sys/kauth.h> |
| | 77 | #include <sys/reboot.h> |
| | 78 | #include <sys/vm.h> |
| | 79 | #include <sys/sysctl.h> |
| | 80 | #include <sys/buf.h> |
| | 81 | |
| | 82 | #include <security/audit/audit.h> |
| | 83 | |
| | 84 | #include <sys/mount_internal.h> |
| | 85 | #include <sys/sysproto.h> |
| | 86 | #if CONFIG_MACF |
| | 87 | #include <security/mac_framework.h> |
| | 88 | #endif |
| | 89 | |
| | 90 | int |
| | 91 | reboot(struct proc *p, register struct reboot_args *uap, __unused int32_t *retval) |
| | 92 | { |
| | 93 | char command[64]; |
| | 94 | int error=0; |
| | 95 | size_t dummy=0; |
| | 96 | #if CONFIG_MACF |
| | 97 | kauth_cred_t my_cred; |
| | 98 | #endif |
| | 99 | |
| | 100 | AUDIT_ARG(cmd, uap->opt); |
| | 101 | |
| | 102 | command[0] = '\0'; |
| | 103 | |
| | 104 | if ((error = suser(kauth_cred_get(), &p->p_acflag))) |
| | 105 | return(error); |
| | 106 | |
| | 107 | if (uap->opt & RB_COMMAND) |
| | 108 | error = copyinstr(uap->command, |
| | 109 | (void *)command, sizeof(command), (size_t *)&dummy); |
| | 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 |
| | 117 | if (!error) { |
| | 118 | OSBitOrAtomic(P_REBOOT, &p->p_flag); /* No more signals for this proc */ |
| | 119 | error = boot(RB_BOOT, uap->opt, command); |
| | 120 | } |
| | 121 | return(error); |
| | 122 | } |
projects / apple / xnu.git / blame_incremental