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74f26653 | 1 | /* Mach-O support for BFD. |
219d1afa | 2 | Copyright (C) 2011-2018 Free Software Foundation, Inc. |
74f26653 TG |
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_LOADER_H | |
22 | #define _MACH_O_LOADER_H | |
23 | ||
46d1c23b | 24 | /* Constants for header. */ |
74f26653 TG |
25 | |
26 | typedef enum bfd_mach_o_mach_header_magic | |
27 | { | |
28 | BFD_MACH_O_MH_MAGIC = 0xfeedface, | |
29 | BFD_MACH_O_MH_CIGAM = 0xcefaedfe, | |
30 | BFD_MACH_O_MH_MAGIC_64 = 0xfeedfacf, | |
31 | BFD_MACH_O_MH_CIGAM_64 = 0xcffaedfe | |
32 | } | |
33 | bfd_mach_o_mach_header_magic; | |
34 | ||
12241a34 TG |
35 | /* Capability bits in cpu type. */ |
36 | #define BFD_MACH_O_CPU_ARCH_MASK 0xff000000 | |
37 | #define BFD_MACH_O_CPU_ARCH_ABI64 0x01000000 | |
38 | #define BFD_MACH_O_CPU_IS64BIT 0x01000000 | |
46d1c23b TG |
39 | |
40 | typedef enum bfd_mach_o_cpu_type | |
74f26653 | 41 | { |
46d1c23b TG |
42 | BFD_MACH_O_CPU_TYPE_VAX = 1, |
43 | BFD_MACH_O_CPU_TYPE_MC680x0 = 6, | |
44 | BFD_MACH_O_CPU_TYPE_I386 = 7, | |
45 | BFD_MACH_O_CPU_TYPE_MIPS = 8, | |
46 | BFD_MACH_O_CPU_TYPE_MC98000 = 10, | |
47 | BFD_MACH_O_CPU_TYPE_HPPA = 11, | |
48 | BFD_MACH_O_CPU_TYPE_ARM = 12, | |
49 | BFD_MACH_O_CPU_TYPE_MC88000 = 13, | |
50 | BFD_MACH_O_CPU_TYPE_SPARC = 14, | |
51 | BFD_MACH_O_CPU_TYPE_I860 = 15, | |
52 | BFD_MACH_O_CPU_TYPE_ALPHA = 16, | |
53 | BFD_MACH_O_CPU_TYPE_POWERPC = 18, | |
d8028530 TG |
54 | BFD_MACH_O_CPU_TYPE_POWERPC_64 = |
55 | (BFD_MACH_O_CPU_TYPE_POWERPC | BFD_MACH_O_CPU_IS64BIT), | |
56 | BFD_MACH_O_CPU_TYPE_X86_64 = | |
57 | (BFD_MACH_O_CPU_TYPE_I386 | BFD_MACH_O_CPU_IS64BIT), | |
58 | BFD_MACH_O_CPU_TYPE_ARM64 = | |
59 | (BFD_MACH_O_CPU_TYPE_ARM | BFD_MACH_O_CPU_IS64BIT) | |
74f26653 | 60 | } |
46d1c23b | 61 | bfd_mach_o_cpu_type; |
74f26653 | 62 | |
12241a34 TG |
63 | /* Capability bits in cpu subtype. */ |
64 | #define BFD_MACH_O_CPU_SUBTYPE_MASK 0xff000000 | |
65 | #define BFD_MACH_O_CPU_SUBTYPE_LIB64 0x80000000 | |
66 | ||
46d1c23b | 67 | typedef enum bfd_mach_o_cpu_subtype |
74f26653 | 68 | { |
0b2de107 TG |
69 | /* i386. */ |
70 | BFD_MACH_O_CPU_SUBTYPE_X86_ALL = 3, | |
71 | ||
72 | /* arm. */ | |
73 | BFD_MACH_O_CPU_SUBTYPE_ARM_ALL = 0, | |
74 | BFD_MACH_O_CPU_SUBTYPE_ARM_V4T = 5, | |
75 | BFD_MACH_O_CPU_SUBTYPE_ARM_V6 = 6, | |
76 | BFD_MACH_O_CPU_SUBTYPE_ARM_V5TEJ = 7, | |
77 | BFD_MACH_O_CPU_SUBTYPE_ARM_XSCALE = 8, | |
c25b1ab6 TG |
78 | BFD_MACH_O_CPU_SUBTYPE_ARM_V7 = 9, |
79 | ||
80 | /* arm64. */ | |
81 | BFD_MACH_O_CPU_SUBTYPE_ARM64_ALL = 0, | |
82 | BFD_MACH_O_CPU_SUBTYPE_ARM64_V8 = 1 | |
74f26653 | 83 | } |
46d1c23b TG |
84 | bfd_mach_o_cpu_subtype; |
85 | ||
86 | typedef enum bfd_mach_o_filetype | |
87 | { | |
88 | BFD_MACH_O_MH_OBJECT = 0x01, | |
89 | BFD_MACH_O_MH_EXECUTE = 0x02, | |
90 | BFD_MACH_O_MH_FVMLIB = 0x03, | |
91 | BFD_MACH_O_MH_CORE = 0x04, | |
92 | BFD_MACH_O_MH_PRELOAD = 0x05, | |
93 | BFD_MACH_O_MH_DYLIB = 0x06, | |
94 | BFD_MACH_O_MH_DYLINKER = 0x07, | |
95 | BFD_MACH_O_MH_BUNDLE = 0x08, | |
96 | BFD_MACH_O_MH_DYLIB_STUB = 0x09, | |
97 | BFD_MACH_O_MH_DSYM = 0x0a, | |
98 | BFD_MACH_O_MH_KEXT_BUNDLE = 0x0b | |
99 | } | |
100 | bfd_mach_o_filetype; | |
74f26653 | 101 | |
46d1c23b TG |
102 | typedef enum bfd_mach_o_header_flags |
103 | { | |
104 | BFD_MACH_O_MH_NOUNDEFS = 0x0000001, | |
105 | BFD_MACH_O_MH_INCRLINK = 0x0000002, | |
106 | BFD_MACH_O_MH_DYLDLINK = 0x0000004, | |
107 | BFD_MACH_O_MH_BINDATLOAD = 0x0000008, | |
108 | BFD_MACH_O_MH_PREBOUND = 0x0000010, | |
109 | BFD_MACH_O_MH_SPLIT_SEGS = 0x0000020, | |
110 | BFD_MACH_O_MH_LAZY_INIT = 0x0000040, | |
111 | BFD_MACH_O_MH_TWOLEVEL = 0x0000080, | |
112 | BFD_MACH_O_MH_FORCE_FLAT = 0x0000100, | |
113 | BFD_MACH_O_MH_NOMULTIDEFS = 0x0000200, | |
114 | BFD_MACH_O_MH_NOFIXPREBINDING = 0x0000400, | |
115 | BFD_MACH_O_MH_PREBINDABLE = 0x0000800, | |
116 | BFD_MACH_O_MH_ALLMODSBOUND = 0x0001000, | |
117 | BFD_MACH_O_MH_SUBSECTIONS_VIA_SYMBOLS = 0x0002000, | |
118 | BFD_MACH_O_MH_CANONICAL = 0x0004000, | |
119 | BFD_MACH_O_MH_WEAK_DEFINES = 0x0008000, | |
120 | BFD_MACH_O_MH_BINDS_TO_WEAK = 0x0010000, | |
121 | BFD_MACH_O_MH_ALLOW_STACK_EXECUTION = 0x0020000, | |
122 | BFD_MACH_O_MH_ROOT_SAFE = 0x0040000, | |
123 | BFD_MACH_O_MH_SETUID_SAFE = 0x0080000, | |
124 | BFD_MACH_O_MH_NO_REEXPORTED_DYLIBS = 0x0100000, | |
125 | BFD_MACH_O_MH_PIE = 0x0200000, | |
126 | BFD_MACH_O_MH_DEAD_STRIPPABLE_DYLIB = 0x0400000, | |
127 | BFD_MACH_O_MH_HAS_TLV_DESCRIPTORS = 0x0800000, | |
b4687fcc TG |
128 | BFD_MACH_O_MH_NO_HEAP_EXECUTION = 0x1000000, |
129 | BFD_MACH_O_MH_APP_EXTENSION_SAFE = 0x2000000 | |
46d1c23b TG |
130 | } |
131 | bfd_mach_o_header_flags; | |
132 | \f | |
133 | /* Load command constants. */ | |
74f26653 TG |
134 | #define BFD_MACH_O_LC_REQ_DYLD 0x80000000 |
135 | ||
136 | typedef enum bfd_mach_o_load_command_type | |
137 | { | |
138 | BFD_MACH_O_LC_SEGMENT = 0x1, /* File segment to be mapped. */ | |
139 | BFD_MACH_O_LC_SYMTAB = 0x2, /* Link-edit stab symbol table info (obsolete). */ | |
140 | BFD_MACH_O_LC_SYMSEG = 0x3, /* Link-edit gdb symbol table info. */ | |
141 | BFD_MACH_O_LC_THREAD = 0x4, /* Thread. */ | |
142 | BFD_MACH_O_LC_UNIXTHREAD = 0x5, /* UNIX thread (includes a stack). */ | |
143 | BFD_MACH_O_LC_LOADFVMLIB = 0x6, /* Load a fixed VM shared library. */ | |
144 | BFD_MACH_O_LC_IDFVMLIB = 0x7, /* Fixed VM shared library id. */ | |
145 | BFD_MACH_O_LC_IDENT = 0x8, /* Object identification information (obsolete). */ | |
146 | BFD_MACH_O_LC_FVMFILE = 0x9, /* Fixed VM file inclusion. */ | |
147 | BFD_MACH_O_LC_PREPAGE = 0xa, /* Prepage command (internal use). */ | |
148 | BFD_MACH_O_LC_DYSYMTAB = 0xb, /* Dynamic link-edit symbol table info. */ | |
149 | BFD_MACH_O_LC_LOAD_DYLIB = 0xc, /* Load a dynamically linked shared library. */ | |
150 | BFD_MACH_O_LC_ID_DYLIB = 0xd, /* Dynamically linked shared lib identification. */ | |
151 | BFD_MACH_O_LC_LOAD_DYLINKER = 0xe, /* Load a dynamic linker. */ | |
152 | BFD_MACH_O_LC_ID_DYLINKER = 0xf, /* Dynamic linker identification. */ | |
153 | BFD_MACH_O_LC_PREBOUND_DYLIB = 0x10, /* Modules prebound for a dynamically. */ | |
154 | BFD_MACH_O_LC_ROUTINES = 0x11, /* Image routines. */ | |
155 | BFD_MACH_O_LC_SUB_FRAMEWORK = 0x12, /* Sub framework. */ | |
156 | BFD_MACH_O_LC_SUB_UMBRELLA = 0x13, /* Sub umbrella. */ | |
157 | BFD_MACH_O_LC_SUB_CLIENT = 0x14, /* Sub client. */ | |
158 | BFD_MACH_O_LC_SUB_LIBRARY = 0x15, /* Sub library. */ | |
159 | BFD_MACH_O_LC_TWOLEVEL_HINTS = 0x16, /* Two-level namespace lookup hints. */ | |
160 | BFD_MACH_O_LC_PREBIND_CKSUM = 0x17, /* Prebind checksum. */ | |
161 | /* Load a dynamically linked shared library that is allowed to be | |
162 | missing (weak). */ | |
163 | BFD_MACH_O_LC_LOAD_WEAK_DYLIB = 0x18, | |
fc7b364a RB |
164 | BFD_MACH_O_LC_SEGMENT_64 = 0x19, /* 64-bit segment of this file to be |
165 | mapped. */ | |
166 | BFD_MACH_O_LC_ROUTINES_64 = 0x1a, /* Address of the dyld init routine | |
167 | in a dylib. */ | |
168 | BFD_MACH_O_LC_UUID = 0x1b, /* 128-bit UUID of the executable. */ | |
169 | BFD_MACH_O_LC_RPATH = 0x1c, /* Run path addiions. */ | |
170 | BFD_MACH_O_LC_CODE_SIGNATURE = 0x1d, /* Local of code signature. */ | |
171 | BFD_MACH_O_LC_SEGMENT_SPLIT_INFO = 0x1e, /* Local of info to split seg. */ | |
172 | BFD_MACH_O_LC_REEXPORT_DYLIB = 0x1f, /* Load and re-export lib. */ | |
173 | BFD_MACH_O_LC_LAZY_LOAD_DYLIB = 0x20, /* Delay load of lib until use. */ | |
174 | BFD_MACH_O_LC_ENCRYPTION_INFO = 0x21, /* Encrypted segment info. */ | |
175 | BFD_MACH_O_LC_DYLD_INFO = 0x22, /* Compressed dyld information. */ | |
176 | BFD_MACH_O_LC_LOAD_UPWARD_DYLIB = 0x23, /* Load upward dylib. */ | |
177 | BFD_MACH_O_LC_VERSION_MIN_MACOSX = 0x24, /* Minimal MacOSX version. */ | |
178 | BFD_MACH_O_LC_VERSION_MIN_IPHONEOS = 0x25, /* Minimal IOS version. */ | |
179 | BFD_MACH_O_LC_FUNCTION_STARTS = 0x26, /* Compressed table of func start. */ | |
180 | BFD_MACH_O_LC_DYLD_ENVIRONMENT = 0x27, /* Env variable string for dyld. */ | |
181 | BFD_MACH_O_LC_MAIN = 0x28, /* Entry point. */ | |
182 | BFD_MACH_O_LC_DATA_IN_CODE = 0x29, /* Table of non-instructions. */ | |
183 | BFD_MACH_O_LC_SOURCE_VERSION = 0x2a, /* Source version. */ | |
184 | BFD_MACH_O_LC_DYLIB_CODE_SIGN_DRS = 0x2b, /* DRs from dylibs. */ | |
185 | BFD_MACH_O_LC_ENCRYPTION_INFO_64 = 0x2c, /* Encrypted 64 bit seg info. */ | |
186 | BFD_MACH_O_LC_LINKER_OPTIONS = 0x2d, /* Linker options. */ | |
187 | BFD_MACH_O_LC_LINKER_OPTIMIZATION_HINT = 0x2e,/* Optimization hints. */ | |
188 | BFD_MACH_O_LC_VERSION_MIN_TVOS = 0x2f, /* Minimal tvOS version. */ | |
189 | BFD_MACH_O_LC_VERSION_MIN_WATCHOS = 0x30, /* Minimal WatchOS version. */ | |
190 | BFD_MACH_O_LC_NOTE = 0x31, /* Region of arbitrary data. */ | |
191 | BFD_MACH_O_LC_BUILD_VERSION = 0x32, /* Generic build version. */ | |
74f26653 TG |
192 | } |
193 | bfd_mach_o_load_command_type; | |
46d1c23b TG |
194 | \f |
195 | /* Section constants. */ | |
74f26653 TG |
196 | /* Constants for the type of a section. */ |
197 | ||
198 | typedef enum bfd_mach_o_section_type | |
199 | { | |
200 | /* Regular section. */ | |
201 | BFD_MACH_O_S_REGULAR = 0x0, | |
202 | ||
203 | /* Zero fill on demand section. */ | |
204 | BFD_MACH_O_S_ZEROFILL = 0x1, | |
205 | ||
206 | /* Section with only literal C strings. */ | |
207 | BFD_MACH_O_S_CSTRING_LITERALS = 0x2, | |
208 | ||
209 | /* Section with only 4 byte literals. */ | |
210 | BFD_MACH_O_S_4BYTE_LITERALS = 0x3, | |
211 | ||
212 | /* Section with only 8 byte literals. */ | |
213 | BFD_MACH_O_S_8BYTE_LITERALS = 0x4, | |
214 | ||
215 | /* Section with only pointers to literals. */ | |
216 | BFD_MACH_O_S_LITERAL_POINTERS = 0x5, | |
217 | ||
218 | /* For the two types of symbol pointers sections and the symbol stubs | |
219 | section they have indirect symbol table entries. For each of the | |
220 | entries in the section the indirect symbol table entries, in | |
221 | corresponding order in the indirect symbol table, start at the index | |
222 | stored in the reserved1 field of the section structure. Since the | |
223 | indirect symbol table entries correspond to the entries in the | |
224 | section the number of indirect symbol table entries is inferred from | |
225 | the size of the section divided by the size of the entries in the | |
226 | section. For symbol pointers sections the size of the entries in | |
227 | the section is 4 bytes and for symbol stubs sections the byte size | |
228 | of the stubs is stored in the reserved2 field of the section | |
229 | structure. */ | |
230 | ||
231 | /* Section with only non-lazy symbol pointers. */ | |
232 | BFD_MACH_O_S_NON_LAZY_SYMBOL_POINTERS = 0x6, | |
233 | ||
234 | /* Section with only lazy symbol pointers. */ | |
235 | BFD_MACH_O_S_LAZY_SYMBOL_POINTERS = 0x7, | |
236 | ||
237 | /* Section with only symbol stubs, byte size of stub in the reserved2 | |
238 | field. */ | |
239 | BFD_MACH_O_S_SYMBOL_STUBS = 0x8, | |
240 | ||
241 | /* Section with only function pointers for initialization. */ | |
242 | BFD_MACH_O_S_MOD_INIT_FUNC_POINTERS = 0x9, | |
243 | ||
244 | /* Section with only function pointers for termination. */ | |
245 | BFD_MACH_O_S_MOD_FINI_FUNC_POINTERS = 0xa, | |
246 | ||
247 | /* Section contains symbols that are coalesced by the linkers. */ | |
248 | BFD_MACH_O_S_COALESCED = 0xb, | |
249 | ||
250 | /* Zero fill on demand section (possibly larger than 4 GB). */ | |
251 | BFD_MACH_O_S_GB_ZEROFILL = 0xc, | |
252 | ||
253 | /* Section with only pairs of function pointers for interposing. */ | |
254 | BFD_MACH_O_S_INTERPOSING = 0xd, | |
255 | ||
256 | /* Section with only 16 byte literals. */ | |
257 | BFD_MACH_O_S_16BYTE_LITERALS = 0xe, | |
258 | ||
259 | /* Section contains DTrace Object Format. */ | |
260 | BFD_MACH_O_S_DTRACE_DOF = 0xf, | |
261 | ||
262 | /* Section with only lazy symbol pointers to lazy loaded dylibs. */ | |
263 | BFD_MACH_O_S_LAZY_DYLIB_SYMBOL_POINTERS = 0x10 | |
264 | } | |
265 | bfd_mach_o_section_type; | |
266 | ||
267 | /* The flags field of a section structure is separated into two parts a section | |
268 | type and section attributes. The section types are mutually exclusive (it | |
269 | can only have one type) but the section attributes are not (it may have more | |
270 | than one attribute). */ | |
271 | ||
272 | #define BFD_MACH_O_SECTION_TYPE_MASK 0x000000ff | |
273 | ||
274 | /* Constants for the section attributes part of the flags field of a section | |
275 | structure. */ | |
276 | #define BFD_MACH_O_SECTION_ATTRIBUTES_MASK 0xffffff00 | |
277 | /* System setable attributes. */ | |
278 | #define BFD_MACH_O_SECTION_ATTRIBUTES_SYS 0x00ffff00 | |
91cb7781 | 279 | /* User attributes. */ |
74f26653 TG |
280 | #define BFD_MACH_O_SECTION_ATTRIBUTES_USR 0xff000000 |
281 | ||
282 | typedef enum bfd_mach_o_section_attribute | |
283 | { | |
a4551119 TG |
284 | /* Section has no specified attibutes. */ |
285 | BFD_MACH_O_S_ATTR_NONE = 0, | |
286 | ||
74f26653 TG |
287 | /* Section has local relocation entries. */ |
288 | BFD_MACH_O_S_ATTR_LOC_RELOC = 0x00000100, | |
289 | ||
91cb7781 | 290 | /* Section has external relocation entries. */ |
74f26653 TG |
291 | BFD_MACH_O_S_ATTR_EXT_RELOC = 0x00000200, |
292 | ||
293 | /* Section contains some machine instructions. */ | |
294 | BFD_MACH_O_S_ATTR_SOME_INSTRUCTIONS = 0x00000400, | |
295 | ||
296 | /* A debug section. */ | |
297 | BFD_MACH_O_S_ATTR_DEBUG = 0x02000000, | |
298 | ||
299 | /* Used with i386 stubs. */ | |
300 | BFD_MACH_O_S_SELF_MODIFYING_CODE = 0x04000000, | |
91cb7781 | 301 | |
74f26653 TG |
302 | /* Blocks are live if they reference live blocks. */ |
303 | BFD_MACH_O_S_ATTR_LIVE_SUPPORT = 0x08000000, | |
304 | ||
305 | /* No dead stripping. */ | |
306 | BFD_MACH_O_S_ATTR_NO_DEAD_STRIP = 0x10000000, | |
307 | ||
308 | /* Section symbols can be stripped in files with MH_DYLDLINK flag. */ | |
309 | BFD_MACH_O_S_ATTR_STRIP_STATIC_SYMS = 0x20000000, | |
310 | ||
311 | /* Section contains coalesced symbols that are not to be in the TOC of an | |
312 | archive. */ | |
313 | BFD_MACH_O_S_ATTR_NO_TOC = 0x40000000, | |
314 | ||
315 | /* Section contains only true machine instructions. */ | |
316 | BFD_MACH_O_S_ATTR_PURE_INSTRUCTIONS = 0x80000000 | |
317 | } | |
318 | bfd_mach_o_section_attribute; | |
46d1c23b TG |
319 | \f |
320 | /* Symbol constants. */ | |
321 | ||
322 | /* Symbol n_type values. */ | |
323 | #define BFD_MACH_O_N_STAB 0xe0 /* If any of these bits set, a symbolic debugging entry. */ | |
324 | #define BFD_MACH_O_N_PEXT 0x10 /* Private external symbol bit. */ | |
325 | #define BFD_MACH_O_N_TYPE 0x0e /* Mask for the type bits. */ | |
326 | #define BFD_MACH_O_N_EXT 0x01 /* External symbol bit, set for external symbols. */ | |
327 | #define BFD_MACH_O_N_UNDF 0x00 /* Undefined, n_sect == NO_SECT. */ | |
328 | #define BFD_MACH_O_N_ABS 0x02 /* Absolute, n_sect == NO_SECT. */ | |
329 | #define BFD_MACH_O_N_INDR 0x0a /* Indirect. */ | |
330 | #define BFD_MACH_O_N_PBUD 0x0c /* Prebound undefined (defined in a dylib). */ | |
331 | #define BFD_MACH_O_N_SECT 0x0e /* Defined in section number n_sect. */ | |
332 | ||
333 | #define BFD_MACH_O_NO_SECT 0 /* Symbol not in any section of the image. */ | |
334 | ||
335 | /* Symbol n_desc reference flags. */ | |
91cb7781 | 336 | #define BFD_MACH_O_REFERENCE_MASK 0x07 |
46d1c23b TG |
337 | #define BFD_MACH_O_REFERENCE_FLAG_UNDEFINED_NON_LAZY 0x00 |
338 | #define BFD_MACH_O_REFERENCE_FLAG_UNDEFINED_LAZY 0x01 | |
339 | #define BFD_MACH_O_REFERENCE_FLAG_DEFINED 0x02 | |
340 | #define BFD_MACH_O_REFERENCE_FLAG_PRIVATE_DEFINED 0x03 | |
341 | #define BFD_MACH_O_REFERENCE_FLAG_PRIVATE_UNDEFINED_NON_LAZY 0x04 | |
342 | #define BFD_MACH_O_REFERENCE_FLAG_PRIVATE_UNDEFINED_LAZY 0x05 | |
343 | ||
344 | #define BFD_MACH_O_REFERENCED_DYNAMICALLY 0x10 | |
345 | #define BFD_MACH_O_N_DESC_DISCARDED 0x20 | |
346 | #define BFD_MACH_O_N_NO_DEAD_STRIP 0x20 | |
347 | #define BFD_MACH_O_N_WEAK_REF 0x40 | |
348 | #define BFD_MACH_O_N_WEAK_DEF 0x80 | |
91cb7781 TG |
349 | #define BFD_MACH_O_N_REF_TO_WEAK 0x80 |
350 | ||
351 | #define BFD_MACH_O_N_ARM_THUMB_DEF 0x08 | |
352 | #define BFD_MACH_O_N_SYMBOL_RESOLVER 0x100 | |
50d10658 IS |
353 | |
354 | #define BFD_MACH_O_INDIRECT_SYM_LOCAL 0x80000000 | |
355 | #define BFD_MACH_O_INDIRECT_SYM_ABS 0x40000000 | |
46d1c23b | 356 | \f |
e89d3dee TG |
357 | /* Constants for dyld info rebase. */ |
358 | #define BFD_MACH_O_REBASE_OPCODE_MASK 0xf0 | |
359 | #define BFD_MACH_O_REBASE_IMMEDIATE_MASK 0x0f | |
360 | ||
361 | /* The rebase opcodes. */ | |
362 | #define BFD_MACH_O_REBASE_OPCODE_DONE 0x00 | |
363 | #define BFD_MACH_O_REBASE_OPCODE_SET_TYPE_IMM 0x10 | |
364 | #define BFD_MACH_O_REBASE_OPCODE_SET_SEGMENT_AND_OFFSET_ULEB 0x20 | |
365 | #define BFD_MACH_O_REBASE_OPCODE_ADD_ADDR_ULEB 0x30 | |
366 | #define BFD_MACH_O_REBASE_OPCODE_ADD_ADDR_IMM_SCALED 0x40 | |
367 | #define BFD_MACH_O_REBASE_OPCODE_DO_REBASE_IMM_TIMES 0x50 | |
368 | #define BFD_MACH_O_REBASE_OPCODE_DO_REBASE_ULEB_TIMES 0x60 | |
369 | #define BFD_MACH_O_REBASE_OPCODE_DO_REBASE_ADD_ADDR_ULEB 0x70 | |
370 | #define BFD_MACH_O_REBASE_OPCODE_DO_REBASE_ULEB_TIMES_SKIPPING_ULEB 0x80 | |
371 | ||
372 | /* The rebase type. */ | |
373 | #define BFD_MACH_O_REBASE_TYPE_POINTER 1 | |
374 | #define BFD_MACH_O_REBASE_TYPE_TEXT_ABSOLUTE32 2 | |
375 | #define BFD_MACH_O_REBASE_TYPE_TEXT_PCREL32 3 | |
376 | ||
377 | /* Constants for dyld info bind. */ | |
378 | #define BFD_MACH_O_BIND_OPCODE_MASK 0xf0 | |
379 | #define BFD_MACH_O_BIND_IMMEDIATE_MASK 0x0f | |
380 | ||
381 | /* The bind opcodes. */ | |
382 | #define BFD_MACH_O_BIND_OPCODE_DONE 0x00 | |
383 | #define BFD_MACH_O_BIND_OPCODE_SET_DYLIB_ORDINAL_IMM 0x10 | |
384 | #define BFD_MACH_O_BIND_OPCODE_SET_DYLIB_ORDINAL_ULEB 0x20 | |
385 | #define BFD_MACH_O_BIND_OPCODE_SET_DYLIB_SPECIAL_IMM 0x30 | |
386 | #define BFD_MACH_O_BIND_OPCODE_SET_SYMBOL_TRAILING_FLAGS_IMM 0x40 | |
387 | #define BFD_MACH_O_BIND_OPCODE_SET_TYPE_IMM 0x50 | |
388 | #define BFD_MACH_O_BIND_OPCODE_SET_ADDEND_SLEB 0x60 | |
389 | #define BFD_MACH_O_BIND_OPCODE_SET_SEGMENT_AND_OFFSET_ULEB 0x70 | |
390 | #define BFD_MACH_O_BIND_OPCODE_ADD_ADDR_ULEB 0x80 | |
391 | #define BFD_MACH_O_BIND_OPCODE_DO_BIND 0x90 | |
392 | #define BFD_MACH_O_BIND_OPCODE_DO_BIND_ADD_ADDR_ULEB 0xa0 | |
393 | #define BFD_MACH_O_BIND_OPCODE_DO_BIND_ADD_ADDR_IMM_SCALED 0xb0 | |
394 | #define BFD_MACH_O_BIND_OPCODE_DO_BIND_ULEB_TIMES_SKIPPING_ULEB 0xc0 | |
395 | ||
396 | /* The bind types. */ | |
397 | #define BFD_MACH_O_BIND_TYPE_POINTER 1 | |
398 | #define BFD_MACH_O_BIND_TYPE_TEXT_ABSOLUTE32 2 | |
399 | #define BFD_MACH_O_BIND_TYPE_TEXT_PCREL32 3 | |
400 | ||
401 | /* The special dylib. */ | |
402 | #define BFD_MACH_O_BIND_SPECIAL_DYLIB_SELF 0 | |
403 | #define BFD_MACH_O_BIND_SPECIAL_DYLIB_MAIN_EXECUTABLE -1 | |
404 | #define BFD_MACH_O_BIND_SPECIAL_DYLIB_FLAT_LOOKUP -2 | |
405 | ||
406 | /* Constants for dyld info export. */ | |
407 | #define BFD_MACH_O_EXPORT_SYMBOL_FLAGS_KIND_MASK 0x03 | |
408 | #define BFD_MACH_O_EXPORT_SYMBOL_FLAGS_KIND_REGULAR 0x00 | |
409 | #define BFD_MACH_O_EXPORT_SYMBOL_FLAGS_KIND_THREAD_LOCAL 0x01 | |
410 | #define BFD_MACH_O_EXPORT_SYMBOL_FLAGS_WEAK_DEFINITION 0x04 | |
411 | #define BFD_MACH_O_EXPORT_SYMBOL_FLAGS_REEXPORT 0x08 | |
412 | #define BFD_MACH_O_EXPORT_SYMBOL_FLAGS_STUB_AND_RESOLVER 0x10 | |
413 | ||
91cb7781 TG |
414 | /* Constants for DATA_IN_CODE entries. */ |
415 | typedef enum bfd_mach_o_data_in_code_entry_kind | |
416 | { | |
417 | BFD_MACH_O_DICE_KIND_DATA = 0x0001, /* Data */ | |
418 | BFD_MACH_O_DICE_JUMP_TABLES8 = 0x0002, /* 1 byte jump tables. */ | |
419 | BFD_MACH_O_DICE_JUMP_TABLES16 = 0x0003, /* 2 bytes. */ | |
420 | BFD_MACH_O_DICE_JUMP_TABLES32 = 0x0004, /* 4 bytes. */ | |
421 | BFD_MACH_O_DICE_ABS_JUMP_TABLES32 = 0x0005 /* Absolute jump table. */ | |
422 | } bfd_mach_o_data_in_code_entry_kind; | |
423 | ||
46d1c23b TG |
424 | /* Thread constants. */ |
425 | ||
426 | typedef enum bfd_mach_o_ppc_thread_flavour | |
427 | { | |
428 | BFD_MACH_O_PPC_THREAD_STATE = 1, | |
429 | BFD_MACH_O_PPC_FLOAT_STATE = 2, | |
430 | BFD_MACH_O_PPC_EXCEPTION_STATE = 3, | |
431 | BFD_MACH_O_PPC_VECTOR_STATE = 4, | |
432 | BFD_MACH_O_PPC_THREAD_STATE64 = 5, | |
433 | BFD_MACH_O_PPC_EXCEPTION_STATE64 = 6, | |
434 | BFD_MACH_O_PPC_THREAD_STATE_NONE = 7 | |
435 | } | |
436 | bfd_mach_o_ppc_thread_flavour; | |
437 | ||
438 | /* Defined in <mach/i386/thread_status.h> */ | |
439 | typedef enum bfd_mach_o_i386_thread_flavour | |
440 | { | |
441 | BFD_MACH_O_x86_THREAD_STATE32 = 1, | |
442 | BFD_MACH_O_x86_FLOAT_STATE32 = 2, | |
443 | BFD_MACH_O_x86_EXCEPTION_STATE32 = 3, | |
444 | BFD_MACH_O_x86_THREAD_STATE64 = 4, | |
445 | BFD_MACH_O_x86_FLOAT_STATE64 = 5, | |
446 | BFD_MACH_O_x86_EXCEPTION_STATE64 = 6, | |
447 | BFD_MACH_O_x86_THREAD_STATE = 7, | |
448 | BFD_MACH_O_x86_FLOAT_STATE = 8, | |
449 | BFD_MACH_O_x86_EXCEPTION_STATE = 9, | |
450 | BFD_MACH_O_x86_DEBUG_STATE32 = 10, | |
451 | BFD_MACH_O_x86_DEBUG_STATE64 = 11, | |
452 | BFD_MACH_O_x86_DEBUG_STATE = 12, | |
453 | BFD_MACH_O_x86_THREAD_STATE_NONE = 13 | |
454 | } | |
455 | bfd_mach_o_i386_thread_flavour; | |
74f26653 TG |
456 | |
457 | #endif /* _MACH_O_LOADER_H */ |