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 | * Copyright (c) 1999-2002 Robert N. M. Watson |
30 | * Copyright (c) 2001-2005 Networks Associates Technology, Inc. |
31 | * Copyright (c) 2005-2006 SPARTA, Inc. |
32 | * All rights reserved. |
33 | * |
34 | * This software was developed by Robert Watson for the TrustedBSD Project. |
35 | * |
36 | * This software was developed for the FreeBSD Project in part by Network |
37 | * Associates Laboratories, the Security Research Division of Network |
38 | * Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), |
39 | * as part of the DARPA CHATS research program. |
40 | * |
41 | * This software was enhanced by SPARTA ISSO under SPAWAR contract |
42 | * N66001-04-C-6019 ("SEFOS"). |
43 | * |
44 | * Redistribution and use in source and binary forms, with or without |
45 | * modification, are permitted provided that the following conditions |
46 | * are met: |
47 | * 1. Redistributions of source code must retain the above copyright |
48 | * notice, this list of conditions and the following disclaimer. |
49 | * 2. Redistributions in binary form must reproduce the above copyright |
50 | * notice, this list of conditions and the following disclaimer in the |
51 | * documentation and/or other materials provided with the distribution. |
52 | * |
53 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
54 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
55 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
56 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
57 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
58 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
59 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
60 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
61 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
62 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
63 | * SUCH DAMAGE. |
64 | * |
65 | * $FreeBSD: src/sys/sys/mac.h,v 1.40 2003/04/18 19:57:37 rwatson Exp $ |
66 | */ |
67 | /* |
68 | * Userland interface for Mandatory Access Control. |
69 | * |
70 | * The POSIX.1e implementation page may be reached at: |
71 | * http://www.trustedbsd.org/ |
72 | */ |
73 | |
74 | #ifndef _SECURITY_MAC_H_ |
75 | #define _SECURITY_MAC_H_ |
76 | |
77 | #ifndef _POSIX_MAC |
78 | #define _POSIX_MAC |
79 | #endif |
80 | |
81 | #include <sys/types.h> |
82 | |
83 | /* |
84 | * MAC framework-related constants and limits. |
85 | */ |
86 | #define MAC_MAX_POLICY_NAME 32 |
87 | #define MAC_MAX_LABEL_ELEMENT_NAME 32 |
88 | #define MAC_MAX_LABEL_ELEMENT_DATA 4096 |
89 | #define MAC_MAX_LABEL_BUF_LEN 8192 |
90 | #define MAC_MAX_MANAGED_NAMESPACES 4 |
91 | |
92 | struct mac { |
93 | size_t m_buflen; |
94 | char *m_string; |
95 | }; |
96 | |
97 | typedef struct mac *mac_t; |
98 | |
99 | #ifdef KERNEL |
100 | |
101 | #ifndef PRIVATE |
102 | #warning "MAC policy is not KPI, see Technical Q&A QA1574" |
103 | #endif |
104 | |
105 | #if DEBUG |
106 | #define SECURITY_MAC_CTLFLAGS (CTLFLAG_RW | CTLFLAG_LOCKED) |
107 | #define SECURITY_MAC_CHECK_ENFORCE 1 |
108 | #else |
109 | #define SECURITY_MAC_CTLFLAGS (CTLFLAG_RD | CTLFLAG_LOCKED) |
110 | #define SECURITY_MAC_CHECK_ENFORCE 0 |
111 | #endif |
112 | |
113 | struct user_mac { |
114 | user_size_t m_buflen; |
115 | user_addr_t m_string; |
116 | }; |
117 | |
118 | struct user32_mac { |
119 | uint32_t m_buflen; |
120 | uint32_t m_string; |
121 | }; |
122 | |
123 | struct user64_mac { |
124 | uint64_t m_buflen; |
125 | uint64_t m_string; |
126 | }; |
127 | #endif /* KERNEL */ |
128 | |
129 | /* |
130 | * Device types for mac_iokit_check_device() |
131 | */ |
132 | #define MAC_DEVICE_USB "USB" |
133 | #define MAC_DEVICE_FIREWIRE "FireWire" |
134 | #define MAC_DEVICE_TYPE_KEY "DeviceType" |
135 | |
136 | /* |
137 | * Flags for mac_proc_check_suspend_resume() |
138 | */ |
139 | #define MAC_PROC_CHECK_SUSPEND 0 |
140 | #define MAC_PROC_CHECK_RESUME 1 |
141 | #define MAC_PROC_CHECK_HIBERNATE 2 |
142 | #define MAC_PROC_CHECK_SHUTDOWN_SOCKETS 3 |
143 | #define MAC_PROC_CHECK_PIDBIND 4 |
144 | |
145 | #ifndef KERNEL |
146 | /* |
147 | * Location of the userland MAC framework configuration file. mac.conf |
148 | * binds policy names to shared libraries that understand those policies, |
149 | * as well as setting defaults for MAC-aware applications. |
150 | */ |
151 | #define MAC_CONFFILE "/etc/mac.conf" |
152 | |
153 | /* |
154 | * Extended non-POSIX.1e interfaces that offer additional services |
155 | * available from the userland and kernel MAC frameworks. |
156 | */ |
157 | #ifdef __APPLE_API_PRIVATE |
158 | __BEGIN_DECLS |
159 | int __mac_execve(char *fname, char **argv, char **envv, mac_t _label); |
160 | int __mac_get_fd(int _fd, mac_t _label); |
161 | int __mac_get_file(const char *_path, mac_t _label); |
162 | int __mac_get_link(const char *_path, mac_t _label); |
163 | int __mac_get_pid(pid_t _pid, mac_t _label); |
164 | int __mac_get_proc(mac_t _label); |
165 | int __mac_set_fd(int _fildes, const mac_t _label); |
166 | int __mac_set_file(const char *_path, mac_t _label); |
167 | int __mac_set_link(const char *_path, mac_t _label); |
168 | int __mac_mount(const char *type, const char *path, int flags, void *data, |
169 | struct mac *label); |
170 | int __mac_get_mount(const char *path, struct mac *label); |
171 | int __mac_set_proc(const mac_t _label); |
172 | int __mac_syscall(const char *_policyname, int _call, void *_arg); |
173 | __END_DECLS |
174 | #endif /*__APPLE_API_PRIVATE*/ |
175 | |
176 | #endif |
177 | |
178 | #endif /* !_SECURITY_MAC_H_ */ |
179 | |