1/*
2 * Copyright (c) 2004-2005, 2011 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/*
29 * Copyright (c) 1993, David Greenman
30 * All rights reserved.
31 *
32 * Redistribution and use in source and binary forms, with or without
33 * modification, are permitted provided that the following conditions
34 * are met:
35 * 1. Redistributions of source code must retain the above copyright
36 * notice, this list of conditions and the following disclaimer.
37 * 2. Redistributions in binary form must reproduce the above copyright
38 * notice, this list of conditions and the following disclaimer in the
39 * documentation and/or other materials provided with the distribution.
40 * 3. All advertising materials mentioning features or use of this software
41 * must display the following acknowledgement:
42 * This product includes software developed by the University of
43 * California, Berkeley and its contributors.
44 * 4. Neither the name of the University nor the names of its contributors
45 * may be used to endorse or promote products derived from this software
46 * without specific prior written permission.
47 *
48 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
49 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
50 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
51 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
52 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
53 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
54 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
55 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
56 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
57 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
58 * SUCH DAMAGE.
59 */
60/*
61 * NOTICE: This file was modified by SPARTA, Inc. in 2005 to introduce
62 * support for mandatory and extensible security protections. This notice
63 * is included in support of clause 2.2 (b) of the Apple Public License,
64 * Version 2.0.
65 */
66#ifndef _SYS_IMGACT_H_
67#define _SYS_IMGACT_H_
68
69#define IMG_SHSIZE 512 /* largest shell interpreter, in bytes */
70
71struct label;
72struct proc;
73struct nameidata;
74
75struct image_params {
76 user_addr_t ip_user_fname; /* argument */
77 user_addr_t ip_user_argv; /* argument */
78 user_addr_t ip_user_envv; /* argument */
79 int ip_seg; /* segment for arguments */
80 struct vnode *ip_vp; /* file */
81 struct vnode_attr *ip_vattr; /* run file attributes */
82 struct vnode_attr *ip_origvattr; /* invocation file attributes */
83 cpu_type_t ip_origcputype; /* cputype of invocation file */
84 cpu_subtype_t ip_origcpusubtype; /* subtype of invocation file */
85 char *ip_vdata; /* file data (up to one page) */
86 int ip_flags; /* image flags */
87 int ip_argc; /* argument count */
88 int ip_envc; /* environment count */
89 int ip_applec; /* apple vector count */
90
91 char *ip_startargv; /* argument vector beginning */
92 char *ip_endargv; /* end of argv/start of envv */
93 char *ip_endenvv; /* end of envv/start of applev */
94
95 char *ip_strings; /* base address for strings */
96 char *ip_strendp; /* current end pointer */
97
98 int ip_argspace; /* remaining space of NCARGS limit (argv+envv) */
99 int ip_strspace; /* remaining total string space */
100
101 user_size_t ip_arch_offset; /* subfile offset in ip_vp */
102 user_size_t ip_arch_size; /* subfile length in ip_vp */
103 char ip_interp_buffer[IMG_SHSIZE]; /* interpreter buffer space */
104 int ip_interp_sugid_fd; /* fd for sugid script */
105
106 /* Next two fields are for support of architecture translation... */
107 struct vfs_context *ip_vfs_context; /* VFS context */
108 struct nameidata *ip_ndp; /* current nameidata */
109 thread_t ip_new_thread; /* thread for spawn/vfork */
110
111 struct label *ip_execlabelp; /* label of the executable */
112 struct label *ip_scriptlabelp; /* label of the script */
113 struct vnode *ip_scriptvp; /* script */
114 unsigned int ip_csflags; /* code signing flags */
115 int ip_mac_return; /* return code from mac policy checks */
116 void *ip_px_sa;
117 void *ip_px_sfa;
118 void *ip_px_spa;
119 void *ip_px_smpx; /* MAC-specific spawn attrs. */
120 void *ip_px_persona; /* persona args */
121 void *ip_cs_error; /* codesigning error reason */
122
123 uint64_t ip_dyld_fsid;
124 uint64_t ip_dyld_fsobjid;
125};
126
127/*
128 * Image flags
129 */
130#define IMGPF_NONE 0x00000000 /* No flags */
131#define IMGPF_INTERPRET 0x00000001 /* Interpreter invoked */
132#define IMGPF_RESERVED 0x00000002
133#define IMGPF_WAS_64BIT_ADDR 0x00000004 /* exec from a 64Bit address space */
134#define IMGPF_IS_64BIT_ADDR 0x00000008 /* exec to a 64Bit address space */
135#define IMGPF_SPAWN 0x00000010 /* spawn (without setexec) */
136#define IMGPF_DISABLE_ASLR 0x00000020 /* disable ASLR */
137#define IMGPF_ALLOW_DATA_EXEC 0x00000040 /* forcibly disallow data execution */
138#define IMGPF_VFORK_EXEC 0x00000080 /* vfork followed by exec */
139#define IMGPF_EXEC 0x00000100 /* exec */
140#define IMGPF_HIGH_BITS_ASLR 0x00000200 /* randomize high bits of ASLR slide */
141#define IMGPF_IS_64BIT_DATA 0x00000400 /* exec to a 64Bit register state */
142
143
144#endif /* !_SYS_IMGACT */
145