1/* Mach-O support for BFD.
2   Copyright (C) 2011-2017 Free Software Foundation, Inc.
3
4   This file is part of BFD, the Binary File Descriptor library.
5
6   This program is free software; you can redistribute it and/or modify
7   it under the terms of the GNU General Public License as published by
8   the Free Software Foundation; either version 3 of the License, or
9   (at your option) any later version.
10
11   This program is distributed in the hope that it will be useful,
12   but WITHOUT ANY WARRANTY; without even the implied warranty of
13   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14   GNU General Public License for more details.
15
16   You should have received a copy of the GNU General Public License
17   along with this program; if not, write to the Free Software
18   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
19   MA 02110-1301, USA.  */
20
21#ifndef _MACH_O_CODESIGN_H
22#define _MACH_O_CODESIGN_H
23
24/* Codesign blob magics.  */
25
26/* Superblob containing all the components.  */
27#define BFD_MACH_O_CS_MAGIC_EMBEDDED_SIGNATURE 0xfade0cc0
28
29/* Individual code requirement.  */
30#define BFD_MACH_O_CS_MAGIC_REQUIREMENT 0xfade0c00
31
32/* Collection of code requirements, indexed by type.  */
33#define BFD_MACH_O_CS_MAGIC_REQUIREMENTS 0xfade0c01
34
35/* Directory.  */
36#define BFD_MACH_O_CS_MAGIC_CODEDIRECTORY 0xfade0c02
37
38/* Entitlements blob.  */
39#define BFD_MACH_O_CS_MAGIC_EMBEDDED_ENTITLEMENTS 0xfade7171
40
41/* Blob container.  */
42#define BFD_MACH_O_CS_MAGIC_BLOB_WRAPPER 0xfade0b01
43
44struct mach_o_codesign_codedirectory_external_v1
45{
46  /* All the fields are in network byte order (big endian).  */
47  unsigned char version[4];
48  unsigned char flags[4];
49  unsigned char hash_offset[4];
50  unsigned char ident_offset[4];
51  unsigned char nbr_special_slots[4];
52  unsigned char nbr_code_slots[4];
53  unsigned char code_limit[4];
54  unsigned char hash_size[1];
55  unsigned char hash_type[1];
56  unsigned char spare1[1];
57  unsigned char page_size[1];
58  unsigned char spare2[4];
59};
60
61struct mach_o_codesign_codedirectory_v1
62{
63  unsigned int version;
64  unsigned int flags;
65  unsigned int hash_offset;
66  unsigned int ident_offset;
67  unsigned int nbr_special_slots;
68  unsigned int nbr_code_slots;
69  unsigned int code_limit;
70  unsigned char hash_size;
71  unsigned char hash_type;
72  unsigned char spare1;
73  unsigned char page_size;
74  unsigned int spare2;
75};
76
77/* Value for hash_type.  */
78#define BFD_MACH_O_CS_NO_HASH 0
79#define BFD_MACH_O_CS_HASH_SHA1 1
80#define BFD_MACH_O_CS_HASH_SHA256 2
81#define BFD_MACH_O_CS_HASH_PRESTANDARD_SKEIN_160x256 32 /* Skein, 160 bits */
82#define BFD_MACH_O_CS_HASH_PRESTANDARD_SKEIN_256x512 33 /* Skein, 256 bits */
83
84#endif /* _MACH_O_CODESIGN_H */
85