1/* 2 * Copyright (c) 2007 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 29/*- 30 * Copyright (c) 1999, 2000, 2001, 2002 Robert N. M. Watson 31 * Copyright (c) 2001 Ilmar S. Habibulin 32 * Copyright (c) 2001, 2002, 2003, 2004 Networks Associates Technology, Inc. 33 * 34 * This software was developed by Robert Watson and Ilmar Habibulin for the 35 * TrustedBSD Project. 36 * 37 * This software was developed for the FreeBSD Project in part by Network 38 * Associates Laboratories, the Security Research Division of Network 39 * Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), 40 * as part of the DARPA CHATS research program. 41 * 42 * Redistribution and use in source and binary forms, with or without 43 * modification, are permitted provided that the following conditions 44 * are met: 45 * 1. Redistributions of source code must retain the above copyright 46 * notice, this list of conditions and the following disclaimer. 47 * 2. Redistributions in binary form must reproduce the above copyright 48 * notice, this list of conditions and the following disclaimer in the 49 * documentation and/or other materials provided with the distribution. 50 * 51 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 52 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 53 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 54 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 55 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 56 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 57 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 58 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 59 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 60 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 61 * SUCH DAMAGE. 62 * 63 */ 64 65#include <sys/param.h> 66#include <sys/vnode.h> 67#include <sys/vnode_internal.h> 68 69#include <security/mac_internal.h> 70 71 72int 73mac_system_check_acct(kauth_cred_t cred, struct vnode *vp) 74{ 75 int error; 76 77 if (!mac_system_enforce) 78 return (0); 79 80 MAC_CHECK(system_check_acct, cred, vp, 81 vp != NULL ? vp->v_label : NULL); 82 83 return (error); 84} 85 86int 87mac_system_check_chud(kauth_cred_t cred) 88{ 89 int error; 90 91 if (!mac_system_enforce) 92 return (0); 93 94 MAC_CHECK(system_check_chud, cred); 95 96 return (error); 97} 98 99int 100mac_system_check_host_priv(kauth_cred_t cred) 101{ 102 int error; 103 104 if (!mac_system_enforce) 105 return (0); 106 107 MAC_CHECK(system_check_host_priv, cred); 108 109 return (error); 110} 111 112int 113mac_system_check_info(kauth_cred_t cred, const char *info_type) 114{ 115 int error; 116 117 if (!mac_system_enforce) 118 return (0); 119 120 MAC_CHECK(system_check_info, cred, info_type); 121 122 return (error); 123} 124 125int 126mac_system_check_nfsd(kauth_cred_t cred) 127{ 128 int error; 129 130 if (!mac_system_enforce) 131 return (0); 132 133 MAC_CHECK(system_check_nfsd, cred); 134 135 return (error); 136} 137 138int 139mac_system_check_reboot(kauth_cred_t cred, int howto) 140{ 141 int error; 142 143 if (!mac_system_enforce) 144 return (0); 145 146 MAC_CHECK(system_check_reboot, cred, howto); 147 148 return (error); 149} 150 151int 152mac_system_check_settime(kauth_cred_t cred) 153{ 154 int error; 155 156 if (!mac_system_enforce) 157 return (0); 158 159 MAC_CHECK(system_check_settime, cred); 160 161 return (error); 162} 163 164int 165mac_system_check_swapon(kauth_cred_t cred, struct vnode *vp) 166{ 167 int error; 168 169 if (!mac_system_enforce) 170 return (0); 171 172 MAC_CHECK(system_check_swapon, cred, vp, vp->v_label); 173 return (error); 174} 175 176int 177mac_system_check_swapoff(kauth_cred_t cred, struct vnode *vp) 178{ 179 int error; 180 181 182 183 if (!mac_system_enforce) 184 return (0); 185 186 MAC_CHECK(system_check_swapoff, cred, vp, vp->v_label); 187 return (error); 188} 189 190int 191mac_system_check_sysctlbyname(kauth_cred_t cred, const char *namestring, int *name, 192 u_int namelen, user_addr_t oldctl, size_t oldlen, 193 user_addr_t newctl, size_t newlen) 194{ 195 int error; 196 197 if (!mac_system_enforce) 198 return (0); 199 200 MAC_CHECK(system_check_sysctlbyname, cred, namestring, 201 name, namelen, oldctl, oldlen, newctl, newlen); 202 203 return (error); 204} 205 206int 207mac_system_check_kas_info(kauth_cred_t cred, int selector) 208{ 209 int error; 210 211 if (!mac_system_enforce) 212 return (0); 213 214 MAC_CHECK(system_check_kas_info, cred, selector); 215 216 return (error); 217} 218