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[apple/ld64.git] / src / abstraction / MachOFileAbstraction.hpp
1 /* -*- mode: C++; c-basic-offset: 4; tab-width: 4 -*-
2 *
3 * Copyright (c) 2005-2010 Apple Inc. All rights reserved.
4 *
5 * @APPLE_LICENSE_HEADER_START@
6 *
7 * This file contains Original Code and/or Modifications of Original Code
8 * as defined in and that are subject to the Apple Public Source License
9 * Version 2.0 (the 'License'). You may not use this file except in
10 * compliance with the License. Please obtain a copy of the License at
11 * http://www.opensource.apple.com/apsl/ and read it before using this
12 * file.
13 *
14 * The Original Code and all software distributed under the License are
15 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
16 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
17 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
19 * Please see the License for the specific language governing rights and
20 * limitations under the License.
21 *
22 * @APPLE_LICENSE_HEADER_END@
23 */
24 #ifndef __MACH_O_FILE_ABSTRACTION__
25 #define __MACH_O_FILE_ABSTRACTION__
26
27 #include <mach-o/loader.h>
28 #include <mach-o/nlist.h>
29 #include <mach-o/reloc.h>
30 #include <mach-o/fat.h>
31 #include <mach-o/stab.h>
32 #include <mach-o/reloc.h>
33 #include <mach-o/x86_64/reloc.h>
34 #include <mach-o/compact_unwind_encoding.h>
35 #include <mach/machine.h>
36 #include <stddef.h>
37 #include <libunwind.h>
38
39 #include "FileAbstraction.hpp"
40
41 #include "configure.h"
42
43 // stuff that will eventually go away once newer cctools headers are widespread
44 #ifndef LC_LOAD_UPWARD_DYLIB
45 #define LC_LOAD_UPWARD_DYLIB (0x23|LC_REQ_DYLD) /* load of dylib whose initializers run later */
46 #endif
47
48 #ifndef CPU_SUBTYPE_ARM_V5TEJ
49 #define CPU_SUBTYPE_ARM_V5TEJ ((cpu_subtype_t) 7)
50 #endif
51 #ifndef CPU_SUBTYPE_ARM_XSCALE
52 #define CPU_SUBTYPE_ARM_XSCALE ((cpu_subtype_t) 8)
53 #endif
54 #ifndef CPU_SUBTYPE_ARM_V7
55 #define CPU_SUBTYPE_ARM_V7 ((cpu_subtype_t) 9)
56 #endif
57
58 #ifndef N_ARM_THUMB_DEF
59 #define N_ARM_THUMB_DEF 0x0008
60 #endif
61 #ifndef MH_DEAD_STRIPPABLE_DYLIB
62 #define MH_DEAD_STRIPPABLE_DYLIB 0x400000
63 #endif
64 #ifndef MH_KEXT_BUNDLE
65 #define MH_KEXT_BUNDLE 11
66 #endif
67 #ifndef LC_DYLD_INFO
68 #define LC_DYLD_INFO 0x22 /* compressed dyld information */
69 #define LC_DYLD_INFO_ONLY (0x22|LC_REQ_DYLD) /* compressed dyld information only */
70
71 struct dyld_info_command {
72 uint32_t cmd; /* LC_DYLD_INFO or LC_DYLD_INFO_ONLY */
73 uint32_t cmdsize; /* sizeof(struct dyld_info_command) */
74 uint32_t rebase_off; /* file offset to rebase info */
75 uint32_t rebase_size; /* size of rebase info */
76 uint32_t bind_off; /* file offset to binding info */
77 uint32_t bind_size; /* size of binding info */
78 uint32_t weak_bind_off; /* file offset to weak binding info */
79 uint32_t weak_bind_size; /* size of weak binding info */
80 uint32_t lazy_bind_off; /* file offset to lazy binding info */
81 uint32_t lazy_bind_size; /* size of lazy binding infs */
82 uint32_t export_off; /* file offset to lazy binding info */
83 uint32_t export_size; /* size of lazy binding infs */
84 };
85
86 #define REBASE_TYPE_POINTER 1
87 #define REBASE_TYPE_TEXT_ABSOLUTE32 2
88 #define REBASE_TYPE_TEXT_PCREL32 3
89
90 #define REBASE_OPCODE_MASK 0xF0
91 #define REBASE_IMMEDIATE_MASK 0x0F
92 #define REBASE_OPCODE_DONE 0x00
93 #define REBASE_OPCODE_SET_TYPE_IMM 0x10
94 #define REBASE_OPCODE_SET_SEGMENT_AND_OFFSET_ULEB 0x20
95 #define REBASE_OPCODE_ADD_ADDR_ULEB 0x30
96 #define REBASE_OPCODE_ADD_ADDR_IMM_SCALED 0x40
97 #define REBASE_OPCODE_DO_REBASE_IMM_TIMES 0x50
98 #define REBASE_OPCODE_DO_REBASE_ULEB_TIMES 0x60
99 #define REBASE_OPCODE_DO_REBASE_ADD_ADDR_ULEB 0x70
100 #define REBASE_OPCODE_DO_REBASE_ULEB_TIMES_SKIPPING_ULEB 0x80
101
102 #define BIND_TYPE_POINTER 1
103 #define BIND_TYPE_TEXT_ABSOLUTE32 2
104 #define BIND_TYPE_TEXT_PCREL32 3
105
106 #define BIND_SPECIAL_DYLIB_SELF 0
107 #define BIND_SPECIAL_DYLIB_MAIN_EXECUTABLE -1
108 #define BIND_SPECIAL_DYLIB_FLAT_LOOKUP -2
109
110 #define BIND_SYMBOL_FLAGS_WEAK_IMPORT 0x1
111 #define BIND_SYMBOL_FLAGS_NON_WEAK_DEFINITION 0x8
112
113 #define BIND_OPCODE_MASK 0xF0
114 #define BIND_IMMEDIATE_MASK 0x0F
115 #define BIND_OPCODE_DONE 0x00
116 #define BIND_OPCODE_SET_DYLIB_ORDINAL_IMM 0x10
117 #define BIND_OPCODE_SET_DYLIB_ORDINAL_ULEB 0x20
118 #define BIND_OPCODE_SET_DYLIB_SPECIAL_IMM 0x30
119 #define BIND_OPCODE_SET_SYMBOL_TRAILING_FLAGS_IMM 0x40
120 #define BIND_OPCODE_SET_TYPE_IMM 0x50
121 #define BIND_OPCODE_SET_ADDEND_SLEB 0x60
122 #define BIND_OPCODE_SET_SEGMENT_AND_OFFSET_ULEB 0x70
123 #define BIND_OPCODE_ADD_ADDR_ULEB 0x80
124 #define BIND_OPCODE_DO_BIND 0x90
125 #define BIND_OPCODE_DO_BIND_ADD_ADDR_ULEB 0xA0
126 #define BIND_OPCODE_DO_BIND_ADD_ADDR_IMM_SCALED 0xB0
127 #define BIND_OPCODE_DO_BIND_ULEB_TIMES_SKIPPING_ULEB 0xC0
128
129 #define EXPORT_SYMBOL_FLAGS_KIND_MASK 0x03
130 #define EXPORT_SYMBOL_FLAGS_KIND_REGULAR 0x00
131 #define EXPORT_SYMBOL_FLAGS_KIND_THREAD_LOCAL 0x01
132 #define EXPORT_SYMBOL_FLAGS_WEAK_DEFINITION 0x04
133 #define EXPORT_SYMBOL_FLAGS_INDIRECT_DEFINITION 0x08
134 #define EXPORT_SYMBOL_FLAGS_HAS_SPECIALIZATIONS 0x10
135
136 #endif
137
138 #ifndef S_THREAD_LOCAL_REGULAR
139 #define S_THREAD_LOCAL_REGULAR 0x11
140 #endif
141
142 #ifndef S_THREAD_LOCAL_ZEROFILL
143 #define S_THREAD_LOCAL_ZEROFILL 0x12
144 #endif
145
146 #ifndef S_THREAD_LOCAL_VARIABLES
147 #define S_THREAD_LOCAL_VARIABLES 0x13
148 #endif
149
150 #ifndef S_THREAD_LOCAL_VARIABLE_POINTERS
151 #define S_THREAD_LOCAL_VARIABLE_POINTERS 0x14
152 #endif
153
154 #ifndef S_THREAD_LOCAL_INIT_FUNCTION_POINTERS
155 #define S_THREAD_LOCAL_INIT_FUNCTION_POINTERS 0x15
156 #endif
157
158 #ifndef MH_HAS_TLV_DESCRIPTORS
159 #define MH_HAS_TLV_DESCRIPTORS 0x800000
160 #endif
161
162 #ifndef X86_64_RELOC_TLV
163 #define X86_64_RELOC_TLV 9
164 #endif
165
166 #define GENERIC_RLEOC_TLV 5
167
168 #ifndef EXPORT_SYMBOL_FLAGS_STUB_AND_RESOLVER
169 #define EXPORT_SYMBOL_FLAGS_STUB_AND_RESOLVER 0x10
170 #endif
171
172 #ifndef EXPORT_SYMBOL_FLAGS_REEXPORT
173 #define EXPORT_SYMBOL_FLAGS_REEXPORT 0x08
174 #endif
175
176 // type internal to linker
177 #define BIND_TYPE_OVERRIDE_OF_WEAKDEF_IN_DYLIB 0
178
179 #ifndef LC_VERSION_MIN_MACOSX
180 #define LC_VERSION_MIN_MACOSX 0x24
181 #define LC_VERSION_MIN_IPHONEOS 0x25
182
183 struct version_min_command {
184 uint32_t cmd; /* LC_VERSION_MIN_MACOSX or LC_VERSION_MIN_IPHONEOS */
185 uint32_t cmdsize; /* sizeof(struct min_version_command) */
186 uint32_t version; /* X.Y.Z is encoded in nibbles xxxx.yy.zz */
187 uint32_t reserved; /* zero */
188 };
189 #endif
190
191 #ifndef N_SYMBOL_RESOLVER
192 #define N_SYMBOL_RESOLVER 0x100
193 #endif
194
195 #ifndef N_AST
196 #define N_AST 0x32
197 #endif
198
199 #ifndef LC_FUNCTION_STARTS
200 #define LC_FUNCTION_STARTS 0x26
201 #endif
202
203 #ifndef MH_NO_HEAP_EXECUTION
204 #define MH_NO_HEAP_EXECUTION 0x1000000
205 #endif
206
207 #ifndef LC_DYLD_ENVIRONMENT
208 #define LC_DYLD_ENVIRONMENT 0x27
209 #endif
210
211 #ifndef LC_DATA_IN_CODE
212 #define LC_DATA_IN_CODE 0x29 /* table of non-instructions in __text */
213 struct data_in_code_entry {
214 uint32_t offset;
215 uint16_t length;
216 uint16_t kind;
217 };
218 #endif
219
220 #ifndef LC_DYLIB_CODE_SIGN_DRS
221 #define LC_DYLIB_CODE_SIGN_DRS 0x2B
222 #endif
223
224 #ifndef LC_ENCRYPTION_INFO_64
225 #define LC_ENCRYPTION_INFO_64 0x2C
226 struct encryption_info_command_64 {
227 uint32_t cmd;
228 uint32_t cmdsize;
229 uint32_t cryptoff;
230 uint32_t cryptsize;
231 uint32_t cryptid;
232 uint32_t pad;
233 };
234 #endif
235
236 #ifndef MH_APP_EXTENSION_SAFE
237 #define MH_APP_EXTENSION_SAFE 0x02000000
238 #endif
239
240 #ifndef N_ALT_ENTRY
241 #define N_ALT_ENTRY 0x0200
242 #endif
243
244 #ifndef CPU_SUBTYPE_ARM_V7F
245 #define CPU_SUBTYPE_ARM_V7F ((cpu_subtype_t) 10)
246 #endif
247 #ifndef CPU_SUBTYPE_ARM_V7K
248 #define CPU_SUBTYPE_ARM_V7K ((cpu_subtype_t) 12)
249 #endif
250 #ifndef CPU_SUBTYPE_ARM_V7S
251 #define CPU_SUBTYPE_ARM_V7S ((cpu_subtype_t) 11)
252 #endif
253
254
255
256 // hack until arm64 headers are worked out
257 #ifndef CPU_TYPE_ARM64
258 #define CPU_TYPE_ARM64 (CPU_TYPE_ARM | CPU_ARCH_ABI64)
259 #endif
260 #ifndef CPU_SUBTYPE_ARM64_ALL
261 #define CPU_SUBTYPE_ARM64_ALL 0
262 #endif
263 #ifndef CPU_SUBTYPE_ARM64_V8
264 #define CPU_SUBTYPE_ARM64_V8 1
265 #endif
266
267 #define ARM64_RELOC_UNSIGNED 0 // for pointers
268 #define ARM64_RELOC_SUBTRACTOR 1 // must be followed by a ARM64_RELOC_UNSIGNED
269 #define ARM64_RELOC_BRANCH26 2 // a B/BL instruction with 26-bit displacement
270 #define ARM64_RELOC_PAGE21 3 // pc-rel distance to page of target
271 #define ARM64_RELOC_PAGEOFF12 4 // offset within page, scaled by r_length
272 #define ARM64_RELOC_GOT_LOAD_PAGE21 5 // pc-rel distance to page of GOT slot
273 #define ARM64_RELOC_GOT_LOAD_PAGEOFF12 6 // offset within page of GOT slot, scaled by r_length
274 #define ARM64_RELOC_POINTER_TO_GOT 7 // for pointers to GOT slots
275 #define ARM64_RELOC_TLVP_LOAD_PAGE21 8 // pc-rel distance to page of TLVP slot
276 #define ARM64_RELOC_TLVP_LOAD_PAGEOFF12 9 // offset within page of TLVP slot, scaled by r_length
277 #define ARM64_RELOC_ADDEND 10 // r_symbolnum is addend for next reloc
278
279
280
281 #define UNW_ARM64_X0 0
282 #define UNW_ARM64_X1 1
283 #define UNW_ARM64_X2 2
284 #define UNW_ARM64_X3 3
285 #define UNW_ARM64_X4 4
286 #define UNW_ARM64_X5 5
287 #define UNW_ARM64_X6 6
288 #define UNW_ARM64_X7 7
289 #define UNW_ARM64_X8 8
290 #define UNW_ARM64_X9 9
291 #define UNW_ARM64_X10 10
292 #define UNW_ARM64_X11 11
293 #define UNW_ARM64_X12 12
294 #define UNW_ARM64_X13 13
295 #define UNW_ARM64_X14 14
296 #define UNW_ARM64_X15 15
297 #define UNW_ARM64_X16 16
298 #define UNW_ARM64_X17 17
299 #define UNW_ARM64_X18 18
300 #define UNW_ARM64_X19 19
301 #define UNW_ARM64_X20 20
302 #define UNW_ARM64_X21 21
303 #define UNW_ARM64_X22 22
304 #define UNW_ARM64_X23 23
305 #define UNW_ARM64_X24 24
306 #define UNW_ARM64_X25 25
307 #define UNW_ARM64_X26 26
308 #define UNW_ARM64_X27 27
309 #define UNW_ARM64_X28 28
310 #define UNW_ARM64_X29 29
311 #define UNW_ARM64_FP 29
312 #define UNW_ARM64_X30 30
313 #define UNW_ARM64_LR 30
314 #define UNW_ARM64_X31 31
315 #define UNW_ARM64_SP 31
316 #define UNW_ARM64_D0 64
317 #define UNW_ARM64_D1 65
318 #define UNW_ARM64_D2 66
319 #define UNW_ARM64_D3 67
320 #define UNW_ARM64_D4 68
321 #define UNW_ARM64_D5 69
322 #define UNW_ARM64_D6 70
323 #define UNW_ARM64_D7 71
324 #define UNW_ARM64_D8 72
325 #define UNW_ARM64_D9 73
326 #define UNW_ARM64_D10 74
327 #define UNW_ARM64_D11 75
328 #define UNW_ARM64_D12 76
329 #define UNW_ARM64_D13 77
330 #define UNW_ARM64_D14 78
331 #define UNW_ARM64_D15 79
332 #define UNW_ARM64_D16 80
333 #define UNW_ARM64_D17 81
334 #define UNW_ARM64_D18 82
335 #define UNW_ARM64_D19 83
336 #define UNW_ARM64_D20 84
337 #define UNW_ARM64_D21 85
338 #define UNW_ARM64_D22 86
339 #define UNW_ARM64_D23 87
340 #define UNW_ARM64_D24 88
341 #define UNW_ARM64_D25 89
342 #define UNW_ARM64_D26 90
343 #define UNW_ARM64_D27 91
344 #define UNW_ARM64_D28 92
345 #define UNW_ARM64_D29 93
346 #define UNW_ARM64_D30 94
347 #define UNW_ARM64_D31 95
348
349 #define UNWIND_ARM64_MODE_MASK 0x0F000000
350 #define UNWIND_ARM64_MODE_FRAME_OLD 0x01000000
351 #define UNWIND_ARM64_MODE_FRAMELESS 0x02000000
352 #define UNWIND_ARM64_MODE_DWARF 0x03000000
353 #define UNWIND_ARM64_MODE_FRAME 0x04000000
354
355 #define UNWIND_ARM64_FRAME_X19_X20_PAIR 0x00000001
356 #define UNWIND_ARM64_FRAME_X21_X22_PAIR 0x00000002
357 #define UNWIND_ARM64_FRAME_X23_X24_PAIR 0x00000004
358 #define UNWIND_ARM64_FRAME_X25_X26_PAIR 0x00000008
359 #define UNWIND_ARM64_FRAME_X27_X28_PAIR 0x00000010
360 #define UNWIND_ARM64_FRAME_D8_D9_PAIR 0x00000100
361 #define UNWIND_ARM64_FRAME_D10_D11_PAIR 0x00000200
362 #define UNWIND_ARM64_FRAME_D12_D13_PAIR 0x00000400
363 #define UNWIND_ARM64_FRAME_D14_D15_PAIR 0x00000800
364
365 #define UNWIND_ARM64_FRAMELESS_STACK_SIZE_MASK 0x00FFF000
366
367 #define UNWIND_ARM64_FRAME_X21_X22_PAIR_OLD 0x00000001
368 #define UNWIND_ARM64_FRAME_X23_X24_PAIR_OLD 0x00000002
369 #define UNWIND_ARM64_FRAME_X25_X26_PAIR_OLD 0x00000004
370 #define UNWIND_ARM64_FRAME_X27_X28_PAIR_OLD 0x00000008
371 #define UNWIND_ARM64_FRAME_D8_D9_PAIR_OLD 0x00000010
372 #define UNWIND_ARM64_FRAME_D10_D11_PAIR_OLD 0x00000020
373 #define UNWIND_ARM64_FRAME_D12_D13_PAIR_OLD 0x00000040
374 #define UNWIND_ARM64_FRAME_D14_D15_PAIR_OLD 0x00000080
375
376
377 #define UNWIND_ARM64_DWARF_SECTION_OFFSET 0x00FFFFFF
378
379 #define UNW_ARM_D31 287
380
381
382 #ifndef LC_SOURCE_VERSION
383 #define LC_SOURCE_VERSION 0x2A
384 struct source_version_command {
385 uint32_t cmd; /* LC_SOURCE_VERSION */
386 uint32_t cmdsize; /* 16 */
387 uint64_t version; /* A.B.C.D.E packed as a24.b10.c10.d10.e10 */
388 };
389 #endif
390
391 #ifndef LC_MAIN
392 #define LC_MAIN (0x28|LC_REQ_DYLD) /* replacement for LC_UNIXTHREAD */
393 struct entry_point_command {
394 uint32_t cmd; /* LC_MAIN only used in MH_EXECUTE filetypes */
395 uint32_t cmdsize; /* 24 */
396 uint64_t entryoff; /* file (__TEXT) offset of main() */
397 uint64_t stacksize;/* if not zero, initial stack size */
398 };
399 #endif
400
401 #ifndef LC_DYLIB_CODE_SIGN_DRS
402 #define LC_DYLIB_CODE_SIGN_DRS 0x2B
403 #endif
404
405 #ifndef LC_LINKER_OPTION
406 #define LC_LINKER_OPTION 0x2D
407
408 struct linker_option_command {
409 uint32_t cmd; /*LC_LINKER_OPTION only used in MH_OBJECT filetypes */
410 uint32_t cmdsize;
411 uint32_t count; /* number of strings */
412 /* concatenation of zero terminated UTF8 strings. Zero filled at end to align */
413 };
414 #endif
415
416 #ifndef LC_LINKER_OPTIMIZATION_HINTS
417 #define LC_LINKER_OPTIMIZATION_HINTS 0x2E
418 #define LOH_ARM64_ADRP_ADRP 1
419 #define LOH_ARM64_ADRP_LDR 2
420 #define LOH_ARM64_ADRP_ADD_LDR 3
421 #define LOH_ARM64_ADRP_LDR_GOT_LDR 4
422 #define LOH_ARM64_ADRP_ADD_STR 5
423 #define LOH_ARM64_ADRP_LDR_GOT_STR 6
424 #define LOH_ARM64_ADRP_ADD 7
425 #define LOH_ARM64_ADRP_LDR_GOT 8
426 #endif
427
428 #ifndef LC_VERSION_MIN_TVOS
429 #define LC_VERSION_MIN_TVOS 0x2F
430 #endif
431
432 #ifndef LC_VERSION_MIN_WATCHOS
433 #define LC_VERSION_MIN_WATCHOS 0x30
434 #endif
435
436 #ifndef EXPORT_SYMBOL_FLAGS_KIND_ABSOLUTE
437 #define EXPORT_SYMBOL_FLAGS_KIND_ABSOLUTE 0x02
438 #endif
439
440 #ifndef CPU_SUBTYPE_ARM_V8
441 #define CPU_SUBTYPE_ARM_V8 ((cpu_subtype_t) 13)
442 #endif
443
444 #ifndef CPU_SUBTYPE_ARM_V6M
445 #define CPU_SUBTYPE_ARM_V6M ((cpu_subtype_t) 14)
446 #endif
447
448 #ifndef CPU_SUBTYPE_ARM_V7M
449 #define CPU_SUBTYPE_ARM_V7M ((cpu_subtype_t) 15)
450 #endif
451
452 #ifndef CPU_SUBTYPE_ARM_V7EM
453 #define CPU_SUBTYPE_ARM_V7EM ((cpu_subtype_t) 16)
454 #endif
455
456 #ifndef CPU_SUBTYPE_X86_64_H
457 #define CPU_SUBTYPE_X86_64_H ((cpu_subtype_t) 8)
458 #endif
459
460 #define UNWIND_ARM_MODE_MASK 0x0F000000
461 #define UNWIND_ARM_MODE_FRAME 0x01000000
462 #define UNWIND_ARM_MODE_FRAME_D 0x02000000
463 #define UNWIND_ARM_MODE_DWARF 0x04000000
464
465 #define UNWIND_ARM_FRAME_STACK_ADJUST_MASK 0x00C00000
466
467 #define UNWIND_ARM_FRAME_FIRST_PUSH_R4 0x00000001
468 #define UNWIND_ARM_FRAME_FIRST_PUSH_R5 0x00000002
469 #define UNWIND_ARM_FRAME_FIRST_PUSH_R6 0x00000004
470
471 #define UNWIND_ARM_FRAME_SECOND_PUSH_R8 0x00000008
472 #define UNWIND_ARM_FRAME_SECOND_PUSH_R9 0x00000010
473 #define UNWIND_ARM_FRAME_SECOND_PUSH_R10 0x00000020
474 #define UNWIND_ARM_FRAME_SECOND_PUSH_R11 0x00000040
475 #define UNWIND_ARM_FRAME_SECOND_PUSH_R12 0x00000080
476
477 #define UNWIND_ARM_FRAME_D_REG_COUNT_MASK 0x00000F00
478
479 #define UNWIND_ARM_DWARF_SECTION_OFFSET 0x00FFFFFF
480
481
482 // ( <opcode> (delta-uleb128)+ <zero> )+ <zero>
483 #define DYLD_CACHE_ADJ_V1_POINTER_32 0x01
484 #define DYLD_CACHE_ADJ_V1_POINTER_64 0x02
485 #define DYLD_CACHE_ADJ_V1_ADRP 0x03
486 #define DYLD_CACHE_ADJ_V1_ARM_THUMB_MOVT 0x10 // thru 0x1F
487 #define DYLD_CACHE_ADJ_V1_ARM_MOVT 0x20 // thru 0x2F
488
489
490 // Whole :== <new-marker> <count> FromToSection+
491 // FromToSection :== <from-sect-index> <to-sect-index> <count> ToOffset+
492 // ToOffset :== <to-sect-offset-delta> <count> FromOffset+
493 // FromOffset :== <kind> <count> <from-sect-offset-delta>
494 #define DYLD_CACHE_ADJ_V2_FORMAT 0x7F
495
496 #define DYLD_CACHE_ADJ_V2_POINTER_32 0x01
497 #define DYLD_CACHE_ADJ_V2_POINTER_64 0x02
498 #define DYLD_CACHE_ADJ_V2_DELTA_32 0x03
499 #define DYLD_CACHE_ADJ_V2_DELTA_64 0x04
500 #define DYLD_CACHE_ADJ_V2_ARM64_ADRP 0x05
501 #define DYLD_CACHE_ADJ_V2_ARM64_OFF12 0x06
502 #define DYLD_CACHE_ADJ_V2_ARM64_BR26 0x07
503 #define DYLD_CACHE_ADJ_V2_ARM_MOVW_MOVT 0x08
504 #define DYLD_CACHE_ADJ_V2_ARM_BR24 0x09
505 #define DYLD_CACHE_ADJ_V2_THUMB_MOVW_MOVT 0x0A
506 #define DYLD_CACHE_ADJ_V2_THUMB_BR22 0x0B
507 #define DYLD_CACHE_ADJ_V2_IMAGE_OFF_32 0x0C
508
509
510
511 // kind target-address fixup-addr [adj]
512
513
514
515 struct ArchInfo {
516 const char* archName;
517 cpu_type_t cpuType;
518 cpu_subtype_t cpuSubType;
519 const char* llvmTriplePrefix;
520 const char* llvmTriplePrefixAlt;
521 bool isSubType;
522 bool supportsThumb2;
523 };
524
525 static const ArchInfo archInfoArray[] = {
526 #if SUPPORT_ARCH_x86_64
527 { "x86_64", CPU_TYPE_X86_64, CPU_SUBTYPE_X86_64_ALL, "x86_64-", "", true, false },
528 #endif
529 #if SUPPORT_ARCH_x86_64h
530 { "x86_64h", CPU_TYPE_X86_64, CPU_SUBTYPE_X86_64_H, "x86_64h-", "", true, false },
531 #endif
532 #if SUPPORT_ARCH_i386
533 { "i386", CPU_TYPE_I386, CPU_SUBTYPE_I386_ALL, "i386-", "", false, false },
534 #endif
535 #if SUPPORT_ARCH_armv4t
536 { "armv4t", CPU_TYPE_ARM, CPU_SUBTYPE_ARM_V4T, "armv4t-", "", true, false },
537 #define SUPPORT_ARCH_arm_any 1
538 #endif
539 #if SUPPORT_ARCH_armv5
540 { "armv5", CPU_TYPE_ARM, CPU_SUBTYPE_ARM_V5TEJ, "armv5e-", "", true, false },
541 #define SUPPORT_ARCH_arm_any 1
542 #endif
543 #if SUPPORT_ARCH_armv6
544 { "armv6", CPU_TYPE_ARM, CPU_SUBTYPE_ARM_V6, "armv6-", "", true, false },
545 #define SUPPORT_ARCH_arm_any 1
546 #endif
547 #if SUPPORT_ARCH_armv7
548 { "armv7", CPU_TYPE_ARM, CPU_SUBTYPE_ARM_V7, "thumbv7-", "armv7-", true, true },
549 #define SUPPORT_ARCH_arm_any 1
550 #endif
551 #if SUPPORT_ARCH_armv7f
552 { "armv7f", CPU_TYPE_ARM, CPU_SUBTYPE_ARM_V7F, "thumbv7f-", "", true, true },
553 #define SUPPORT_ARCH_arm_any 1
554 #endif
555 #if SUPPORT_ARCH_armv7k
556 { "armv7k", CPU_TYPE_ARM, CPU_SUBTYPE_ARM_V7K, "thumbv7k-", "", true, true },
557 #define SUPPORT_ARCH_arm_any 1
558 #endif
559 #if SUPPORT_ARCH_armv7s
560 { "armv7s", CPU_TYPE_ARM, CPU_SUBTYPE_ARM_V7S, "thumbv7s-", "armv7s", true, true },
561 #define SUPPORT_ARCH_arm_any 1
562 #endif
563 #if SUPPORT_ARCH_armv6m
564 { "armv6m", CPU_TYPE_ARM, CPU_SUBTYPE_ARM_V6M, "thumbv6m-", "", true, false },
565 #define SUPPORT_ARCH_arm_any 1
566 #endif
567 #if SUPPORT_ARCH_armv7m
568 { "armv7m", CPU_TYPE_ARM, CPU_SUBTYPE_ARM_V7M, "thumbv7m-", "armv7m", true, true },
569 #define SUPPORT_ARCH_arm_any 1
570 #endif
571 #if SUPPORT_ARCH_armv7em
572 { "armv7em", CPU_TYPE_ARM, CPU_SUBTYPE_ARM_V7EM, "thumbv7em-", "armv7em", true, true },
573 #define SUPPORT_ARCH_arm_any 1
574 #endif
575 #if SUPPORT_ARCH_armv8
576 { "armv8", CPU_TYPE_ARM, CPU_SUBTYPE_ARM_V8, "thumbv8-", "armv8", true, true },
577 #define SUPPORT_ARCH_arm_any 1
578 #endif
579 #if SUPPORT_ARCH_arm64
580 { "arm64", CPU_TYPE_ARM64, CPU_SUBTYPE_ARM64_ALL, "arm64-", "aarch64-", false, false },
581 #endif
582 #if SUPPORT_ARCH_arm64v8
583 { "arm64v8", CPU_TYPE_ARM64, CPU_SUBTYPE_ARM64_V8, "arm64v8-", "aarch64-", true, false },
584 #endif
585 { NULL, 0, 0, NULL, NULL, false, false }
586 };
587
588
589 // weird, but this include must wait until after SUPPORT_ARCH_arm_any is set up
590 #if SUPPORT_ARCH_arm_any
591 #include <mach-o/arm/reloc.h>
592 #endif
593
594 // hack until newer <mach-o/arm/reloc.h> everywhere
595 #define ARM_RELOC_HALF 8
596 #define ARM_RELOC_HALF_SECTDIFF 9
597
598
599
600 //
601 // This abstraction layer makes every mach-o file look like a 64-bit mach-o file with native endianness
602 //
603
604
605
606 //
607 // mach-o file header
608 //
609 template <typename P> struct macho_header_content {};
610 template <> struct macho_header_content<Pointer32<BigEndian> > { mach_header fields; };
611 template <> struct macho_header_content<Pointer64<BigEndian> > { mach_header_64 fields; };
612 template <> struct macho_header_content<Pointer32<LittleEndian> > { mach_header fields; };
613 template <> struct macho_header_content<Pointer64<LittleEndian> > { mach_header_64 fields; };
614
615 template <typename P>
616 class macho_header {
617 public:
618 uint32_t magic() const INLINE { return E::get32(header.fields.magic); }
619 void set_magic(uint32_t value) INLINE { E::set32(header.fields.magic, value); }
620
621 uint32_t cputype() const INLINE { return E::get32(header.fields.cputype); }
622 void set_cputype(uint32_t value) INLINE { E::set32((uint32_t&)header.fields.cputype, value); }
623
624 uint32_t cpusubtype() const INLINE { return E::get32(header.fields.cpusubtype); }
625 void set_cpusubtype(uint32_t value) INLINE { E::set32((uint32_t&)header.fields.cpusubtype, value); }
626
627 uint32_t filetype() const INLINE { return E::get32(header.fields.filetype); }
628 void set_filetype(uint32_t value) INLINE { E::set32(header.fields.filetype, value); }
629
630 uint32_t ncmds() const INLINE { return E::get32(header.fields.ncmds); }
631 void set_ncmds(uint32_t value) INLINE { E::set32(header.fields.ncmds, value); }
632
633 uint32_t sizeofcmds() const INLINE { return E::get32(header.fields.sizeofcmds); }
634 void set_sizeofcmds(uint32_t value) INLINE { E::set32(header.fields.sizeofcmds, value); }
635
636 uint32_t flags() const INLINE { return E::get32(header.fields.flags); }
637 void set_flags(uint32_t value) INLINE { E::set32(header.fields.flags, value); }
638
639 uint32_t reserved() const INLINE { return E::get32(header.fields.reserved); }
640 void set_reserved(uint32_t value) INLINE { E::set32(header.fields.reserved, value); }
641
642 typedef typename P::E E;
643 private:
644 macho_header_content<P> header;
645 };
646
647
648 //
649 // mach-o load command
650 //
651 template <typename P>
652 class macho_load_command {
653 public:
654 uint32_t cmd() const INLINE { return E::get32(command.cmd); }
655 void set_cmd(uint32_t value) INLINE { E::set32(command.cmd, value); }
656
657 uint32_t cmdsize() const INLINE { return E::get32(command.cmdsize); }
658 void set_cmdsize(uint32_t value) INLINE { E::set32(command.cmdsize, value); }
659
660 typedef typename P::E E;
661 private:
662 load_command command;
663 };
664
665
666 //
667 // mach-o segment load command
668 //
669 template <typename P> struct macho_segment_content {};
670 template <> struct macho_segment_content<Pointer32<BigEndian> > { segment_command fields; enum { CMD = LC_SEGMENT }; };
671 template <> struct macho_segment_content<Pointer64<BigEndian> > { segment_command_64 fields; enum { CMD = LC_SEGMENT_64 }; };
672 template <> struct macho_segment_content<Pointer32<LittleEndian> > { segment_command fields; enum { CMD = LC_SEGMENT }; };
673 template <> struct macho_segment_content<Pointer64<LittleEndian> > { segment_command_64 fields; enum { CMD = LC_SEGMENT_64 }; };
674
675 template <typename P>
676 class macho_segment_command {
677 public:
678 uint32_t cmd() const INLINE { return E::get32(segment.fields.cmd); }
679 void set_cmd(uint32_t value) INLINE { E::set32(segment.fields.cmd, value); }
680
681 uint32_t cmdsize() const INLINE { return E::get32(segment.fields.cmdsize); }
682 void set_cmdsize(uint32_t value) INLINE { E::set32(segment.fields.cmdsize, value); }
683
684 const char* segname() const INLINE { return segment.fields.segname; }
685 void set_segname(const char* value) INLINE { strncpy(segment.fields.segname, value, 16); }
686
687 uint64_t vmaddr() const INLINE { return P::getP(segment.fields.vmaddr); }
688 void set_vmaddr(uint64_t value) INLINE { P::setP(segment.fields.vmaddr, value); }
689
690 uint64_t vmsize() const INLINE { return P::getP(segment.fields.vmsize); }
691 void set_vmsize(uint64_t value) INLINE { P::setP(segment.fields.vmsize, value); }
692
693 uint64_t fileoff() const INLINE { return P::getP(segment.fields.fileoff); }
694 void set_fileoff(uint64_t value) INLINE { P::setP(segment.fields.fileoff, value); }
695
696 uint64_t filesize() const INLINE { return P::getP(segment.fields.filesize); }
697 void set_filesize(uint64_t value) INLINE { P::setP(segment.fields.filesize, value); }
698
699 uint32_t maxprot() const INLINE { return E::get32(segment.fields.maxprot); }
700 void set_maxprot(uint32_t value) INLINE { E::set32((uint32_t&)segment.fields.maxprot, value); }
701
702 uint32_t initprot() const INLINE { return E::get32(segment.fields.initprot); }
703 void set_initprot(uint32_t value) INLINE { E::set32((uint32_t&)segment.fields.initprot, value); }
704
705 uint32_t nsects() const INLINE { return E::get32(segment.fields.nsects); }
706 void set_nsects(uint32_t value) INLINE { E::set32(segment.fields.nsects, value); }
707
708 uint32_t flags() const INLINE { return E::get32(segment.fields.flags); }
709 void set_flags(uint32_t value) INLINE { E::set32(segment.fields.flags, value); }
710
711 enum {
712 CMD = macho_segment_content<P>::CMD
713 };
714
715 typedef typename P::E E;
716 private:
717 macho_segment_content<P> segment;
718 };
719
720
721 //
722 // mach-o section
723 //
724 template <typename P> struct macho_section_content {};
725 template <> struct macho_section_content<Pointer32<BigEndian> > { section fields; };
726 template <> struct macho_section_content<Pointer64<BigEndian> > { section_64 fields; };
727 template <> struct macho_section_content<Pointer32<LittleEndian> > { section fields; };
728 template <> struct macho_section_content<Pointer64<LittleEndian> > { section_64 fields; };
729
730 template <typename P>
731 class macho_section {
732 public:
733 const char* sectname() const INLINE { return section.fields.sectname; }
734 void set_sectname(const char* value) INLINE { strncpy(section.fields.sectname, value, 16); }
735
736 const char* segname() const INLINE { return section.fields.segname; }
737 void set_segname(const char* value) INLINE { strncpy(section.fields.segname, value, 16); }
738
739 uint64_t addr() const INLINE { return P::getP(section.fields.addr); }
740 void set_addr(uint64_t value) INLINE { P::setP(section.fields.addr, value); }
741
742 uint64_t size() const INLINE { return P::getP(section.fields.size); }
743 void set_size(uint64_t value) INLINE { P::setP(section.fields.size, value); }
744
745 uint32_t offset() const INLINE { return E::get32(section.fields.offset); }
746 void set_offset(uint32_t value) INLINE { E::set32(section.fields.offset, value); }
747
748 uint32_t align() const INLINE { return E::get32(section.fields.align); }
749 void set_align(uint32_t value) INLINE { E::set32(section.fields.align, value); }
750
751 uint32_t reloff() const INLINE { return E::get32(section.fields.reloff); }
752 void set_reloff(uint32_t value) INLINE { E::set32(section.fields.reloff, value); }
753
754 uint32_t nreloc() const INLINE { return E::get32(section.fields.nreloc); }
755 void set_nreloc(uint32_t value) INLINE { E::set32(section.fields.nreloc, value); }
756
757 uint32_t flags() const INLINE { return E::get32(section.fields.flags); }
758 void set_flags(uint32_t value) INLINE { E::set32(section.fields.flags, value); }
759
760 uint32_t reserved1() const INLINE { return E::get32(section.fields.reserved1); }
761 void set_reserved1(uint32_t value) INLINE { E::set32(section.fields.reserved1, value); }
762
763 uint32_t reserved2() const INLINE { return E::get32(section.fields.reserved2); }
764 void set_reserved2(uint32_t value) INLINE { E::set32(section.fields.reserved2, value); }
765
766 typedef typename P::E E;
767 private:
768 macho_section_content<P> section;
769 };
770
771
772 //
773 // mach-o dylib load command
774 //
775 template <typename P>
776 class macho_dylib_command {
777 public:
778 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
779 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
780
781 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
782 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
783
784 uint32_t name_offset() const INLINE { return E::get32(fields.dylib.name.offset); }
785 void set_name_offset(uint32_t value) INLINE { E::set32(fields.dylib.name.offset, value); }
786
787 uint32_t timestamp() const INLINE { return E::get32(fields.dylib.timestamp); }
788 void set_timestamp(uint32_t value) INLINE { E::set32(fields.dylib.timestamp, value); }
789
790 uint32_t current_version() const INLINE { return E::get32(fields.dylib.current_version); }
791 void set_current_version(uint32_t value) INLINE { E::set32(fields.dylib.current_version, value); }
792
793 uint32_t compatibility_version() const INLINE { return E::get32(fields.dylib.compatibility_version); }
794 void set_compatibility_version(uint32_t value) INLINE { E::set32(fields.dylib.compatibility_version, value); }
795
796 const char* name() const INLINE { return (const char*)&fields + name_offset(); }
797 void set_name_offset() INLINE { set_name_offset(sizeof(fields)); }
798
799 typedef typename P::E E;
800 private:
801 dylib_command fields;
802 };
803
804
805 //
806 // mach-o dylinker load command
807 //
808 template <typename P>
809 class macho_dylinker_command {
810 public:
811 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
812 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
813
814 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
815 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
816
817 uint32_t name_offset() const INLINE { return E::get32(fields.name.offset); }
818 void set_name_offset(uint32_t value) INLINE { E::set32(fields.name.offset, value); }
819
820 const char* name() const INLINE { return (const char*)&fields + name_offset(); }
821 void set_name_offset() INLINE { set_name_offset(sizeof(fields)); }
822
823 typedef typename P::E E;
824 private:
825 dylinker_command fields;
826 };
827
828
829 //
830 // mach-o sub_framework load command
831 //
832 template <typename P>
833 class macho_sub_framework_command {
834 public:
835 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
836 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
837
838 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
839 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
840
841 uint32_t umbrella_offset() const INLINE { return E::get32(fields.umbrella.offset); }
842 void set_umbrella_offset(uint32_t value) INLINE { E::set32(fields.umbrella.offset, value); }
843
844 const char* umbrella() const INLINE { return (const char*)&fields + umbrella_offset(); }
845 void set_umbrella_offset() INLINE { set_umbrella_offset(sizeof(fields)); }
846
847 typedef typename P::E E;
848 private:
849 sub_framework_command fields;
850 };
851
852
853 //
854 // mach-o sub_client load command
855 //
856 template <typename P>
857 class macho_sub_client_command {
858 public:
859 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
860 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
861
862 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
863 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
864
865 uint32_t client_offset() const INLINE { return E::get32(fields.client.offset); }
866 void set_client_offset(uint32_t value) INLINE { E::set32(fields.client.offset, value); }
867
868 const char* client() const INLINE { return (const char*)&fields + client_offset(); }
869 void set_client_offset() INLINE { set_client_offset(sizeof(fields)); }
870
871 typedef typename P::E E;
872 private:
873 sub_client_command fields;
874 };
875
876
877 //
878 // mach-o sub_umbrella load command
879 //
880 template <typename P>
881 class macho_sub_umbrella_command {
882 public:
883 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
884 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
885
886 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
887 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
888
889 uint32_t sub_umbrella_offset() const INLINE { return E::get32(fields.sub_umbrella.offset); }
890 void set_sub_umbrella_offset(uint32_t value) INLINE { E::set32(fields.sub_umbrella.offset, value); }
891
892 const char* sub_umbrella() const INLINE { return (const char*)&fields + sub_umbrella_offset(); }
893 void set_sub_umbrella_offset() INLINE { set_sub_umbrella_offset(sizeof(fields)); }
894
895 typedef typename P::E E;
896 private:
897 sub_umbrella_command fields;
898 };
899
900
901 //
902 // mach-o sub_library load command
903 //
904 template <typename P>
905 class macho_sub_library_command {
906 public:
907 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
908 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
909
910 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
911 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
912
913 uint32_t sub_library_offset() const INLINE { return E::get32(fields.sub_library.offset); }
914 void set_sub_library_offset(uint32_t value) INLINE { E::set32(fields.sub_library.offset, value); }
915
916 const char* sub_library() const INLINE { return (const char*)&fields + sub_library_offset(); }
917 void set_sub_library_offset() INLINE { set_sub_library_offset(sizeof(fields)); }
918
919 typedef typename P::E E;
920 private:
921 sub_library_command fields;
922 };
923
924
925 //
926 // mach-o uuid load command
927 //
928 template <typename P>
929 class macho_uuid_command {
930 public:
931 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
932 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
933
934 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
935 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
936
937 const uint8_t* uuid() const INLINE { return fields.uuid; }
938 void set_uuid(const uint8_t u[16]) INLINE { memcpy(&fields.uuid, u, 16); }
939
940 typedef typename P::E E;
941 private:
942 uuid_command fields;
943 };
944
945
946 //
947 // mach-o routines load command
948 //
949 template <typename P> struct macho_routines_content {};
950 template <> struct macho_routines_content<Pointer32<BigEndian> > { routines_command fields; enum { CMD = LC_ROUTINES }; };
951 template <> struct macho_routines_content<Pointer64<BigEndian> > { routines_command_64 fields; enum { CMD = LC_ROUTINES_64 }; };
952 template <> struct macho_routines_content<Pointer32<LittleEndian> > { routines_command fields; enum { CMD = LC_ROUTINES }; };
953 template <> struct macho_routines_content<Pointer64<LittleEndian> > { routines_command_64 fields; enum { CMD = LC_ROUTINES_64 }; };
954
955 template <typename P>
956 class macho_routines_command {
957 public:
958 uint32_t cmd() const INLINE { return E::get32(routines.fields.cmd); }
959 void set_cmd(uint32_t value) INLINE { E::set32(routines.fields.cmd, value); }
960
961 uint32_t cmdsize() const INLINE { return E::get32(routines.fields.cmdsize); }
962 void set_cmdsize(uint32_t value) INLINE { E::set32(routines.fields.cmdsize, value); }
963
964 uint64_t init_address() const INLINE { return P::getP(routines.fields.init_address); }
965 void set_init_address(uint64_t value) INLINE { P::setP(routines.fields.init_address, value); }
966
967 uint64_t init_module() const INLINE { return P::getP(routines.fields.init_module); }
968 void set_init_module(uint64_t value) INLINE { P::setP(routines.fields.init_module, value); }
969
970 uint64_t reserved1() const INLINE { return P::getP(routines.fields.reserved1); }
971 void set_reserved1(uint64_t value) INLINE { P::setP(routines.fields.reserved1, value); }
972
973 uint64_t reserved2() const INLINE { return P::getP(routines.fields.reserved2); }
974 void set_reserved2(uint64_t value) INLINE { P::setP(routines.fields.reserved2, value); }
975
976 uint64_t reserved3() const INLINE { return P::getP(routines.fields.reserved3); }
977 void set_reserved3(uint64_t value) INLINE { P::setP(routines.fields.reserved3, value); }
978
979 uint64_t reserved4() const INLINE { return P::getP(routines.fields.reserved4); }
980 void set_reserved4(uint64_t value) INLINE { P::setP(routines.fields.reserved4, value); }
981
982 uint64_t reserved5() const INLINE { return P::getP(routines.fields.reserved5); }
983 void set_reserved5(uint64_t value) INLINE { P::setP(routines.fields.reserved5, value); }
984
985 uint64_t reserved6() const INLINE { return P::getP(routines.fields.reserved6); }
986 void set_reserved6(uint64_t value) INLINE { P::setP(routines.fields.reserved6, value); }
987
988 typedef typename P::E E;
989 enum {
990 CMD = macho_routines_content<P>::CMD
991 };
992 private:
993 macho_routines_content<P> routines;
994 };
995
996
997 //
998 // mach-o symbol table load command
999 //
1000 template <typename P>
1001 class macho_symtab_command {
1002 public:
1003 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
1004 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
1005
1006 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
1007 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
1008
1009 uint32_t symoff() const INLINE { return E::get32(fields.symoff); }
1010 void set_symoff(uint32_t value) INLINE { E::set32(fields.symoff, value); }
1011
1012 uint32_t nsyms() const INLINE { return E::get32(fields.nsyms); }
1013 void set_nsyms(uint32_t value) INLINE { E::set32(fields.nsyms, value); }
1014
1015 uint32_t stroff() const INLINE { return E::get32(fields.stroff); }
1016 void set_stroff(uint32_t value) INLINE { E::set32(fields.stroff, value); }
1017
1018 uint32_t strsize() const INLINE { return E::get32(fields.strsize); }
1019 void set_strsize(uint32_t value) INLINE { E::set32(fields.strsize, value); }
1020
1021
1022 typedef typename P::E E;
1023 private:
1024 symtab_command fields;
1025 };
1026
1027
1028 //
1029 // mach-o dynamic symbol table load command
1030 //
1031 template <typename P>
1032 class macho_dysymtab_command {
1033 public:
1034 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
1035 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
1036
1037 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
1038 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
1039
1040 uint32_t ilocalsym() const INLINE { return E::get32(fields.ilocalsym); }
1041 void set_ilocalsym(uint32_t value) INLINE { E::set32(fields.ilocalsym, value); }
1042
1043 uint32_t nlocalsym() const INLINE { return E::get32(fields.nlocalsym); }
1044 void set_nlocalsym(uint32_t value) INLINE { E::set32(fields.nlocalsym, value); }
1045
1046 uint32_t iextdefsym() const INLINE { return E::get32(fields.iextdefsym); }
1047 void set_iextdefsym(uint32_t value) INLINE { E::set32(fields.iextdefsym, value); }
1048
1049 uint32_t nextdefsym() const INLINE { return E::get32(fields.nextdefsym); }
1050 void set_nextdefsym(uint32_t value) INLINE { E::set32(fields.nextdefsym, value); }
1051
1052 uint32_t iundefsym() const INLINE { return E::get32(fields.iundefsym); }
1053 void set_iundefsym(uint32_t value) INLINE { E::set32(fields.iundefsym, value); }
1054
1055 uint32_t nundefsym() const INLINE { return E::get32(fields.nundefsym); }
1056 void set_nundefsym(uint32_t value) INLINE { E::set32(fields.nundefsym, value); }
1057
1058 uint32_t tocoff() const INLINE { return E::get32(fields.tocoff); }
1059 void set_tocoff(uint32_t value) INLINE { E::set32(fields.tocoff, value); }
1060
1061 uint32_t ntoc() const INLINE { return E::get32(fields.ntoc); }
1062 void set_ntoc(uint32_t value) INLINE { E::set32(fields.ntoc, value); }
1063
1064 uint32_t modtaboff() const INLINE { return E::get32(fields.modtaboff); }
1065 void set_modtaboff(uint32_t value) INLINE { E::set32(fields.modtaboff, value); }
1066
1067 uint32_t nmodtab() const INLINE { return E::get32(fields.nmodtab); }
1068 void set_nmodtab(uint32_t value) INLINE { E::set32(fields.nmodtab, value); }
1069
1070 uint32_t extrefsymoff() const INLINE { return E::get32(fields.extrefsymoff); }
1071 void set_extrefsymoff(uint32_t value) INLINE { E::set32(fields.extrefsymoff, value); }
1072
1073 uint32_t nextrefsyms() const INLINE { return E::get32(fields.nextrefsyms); }
1074 void set_nextrefsyms(uint32_t value) INLINE { E::set32(fields.nextrefsyms, value); }
1075
1076 uint32_t indirectsymoff() const INLINE { return E::get32(fields.indirectsymoff); }
1077 void set_indirectsymoff(uint32_t value) INLINE { E::set32(fields.indirectsymoff, value); }
1078
1079 uint32_t nindirectsyms() const INLINE { return E::get32(fields.nindirectsyms); }
1080 void set_nindirectsyms(uint32_t value) INLINE { E::set32(fields.nindirectsyms, value); }
1081
1082 uint32_t extreloff() const INLINE { return E::get32(fields.extreloff); }
1083 void set_extreloff(uint32_t value) INLINE { E::set32(fields.extreloff, value); }
1084
1085 uint32_t nextrel() const INLINE { return E::get32(fields.nextrel); }
1086 void set_nextrel(uint32_t value) INLINE { E::set32(fields.nextrel, value); }
1087
1088 uint32_t locreloff() const INLINE { return E::get32(fields.locreloff); }
1089 void set_locreloff(uint32_t value) INLINE { E::set32(fields.locreloff, value); }
1090
1091 uint32_t nlocrel() const INLINE { return E::get32(fields.nlocrel); }
1092 void set_nlocrel(uint32_t value) INLINE { E::set32(fields.nlocrel, value); }
1093
1094 typedef typename P::E E;
1095 private:
1096 dysymtab_command fields;
1097 };
1098
1099
1100
1101
1102 //
1103 // mach-o module table entry (for compatibility with old ld/dyld)
1104 //
1105 template <typename P> struct macho_dylib_module_content {};
1106 template <> struct macho_dylib_module_content<Pointer32<BigEndian> > { struct dylib_module fields; };
1107 template <> struct macho_dylib_module_content<Pointer32<LittleEndian> > { struct dylib_module fields; };
1108 template <> struct macho_dylib_module_content<Pointer64<BigEndian> > { struct dylib_module_64 fields; };
1109 template <> struct macho_dylib_module_content<Pointer64<LittleEndian> > { struct dylib_module_64 fields; };
1110
1111 template <typename P>
1112 class macho_dylib_module {
1113 public:
1114 uint32_t module_name() const INLINE { return E::get32(module.fields.module_name); }
1115 void set_module_name(uint32_t value) INLINE { E::set32(module.fields.module_name, value); }
1116
1117 uint32_t iextdefsym() const INLINE { return E::get32(module.fields.iextdefsym); }
1118 void set_iextdefsym(uint32_t value) INLINE { E::set32(module.fields.iextdefsym, value); }
1119
1120 uint32_t nextdefsym() const INLINE { return E::get32(module.fields.nextdefsym); }
1121 void set_nextdefsym(uint32_t value) INLINE { E::set32(module.fields.nextdefsym, value); }
1122
1123 uint32_t irefsym() const INLINE { return E::get32(module.fields.irefsym); }
1124 void set_irefsym(uint32_t value) INLINE { E::set32(module.fields.irefsym, value); }
1125
1126 uint32_t nrefsym() const INLINE { return E::get32(module.fields.nrefsym); }
1127 void set_nrefsym(uint32_t value) INLINE { E::set32(module.fields.nrefsym, value); }
1128
1129 uint32_t ilocalsym() const INLINE { return E::get32(module.fields.ilocalsym); }
1130 void set_ilocalsym(uint32_t value) INLINE { E::set32(module.fields.ilocalsym, value); }
1131
1132 uint32_t nlocalsym() const INLINE { return E::get32(module.fields.nlocalsym); }
1133 void set_nlocalsym(uint32_t value) INLINE { E::set32(module.fields.nlocalsym, value); }
1134
1135 uint32_t iextrel() const INLINE { return E::get32(module.fields.iextrel); }
1136 void set_iextrel(uint32_t value) INLINE { E::set32(module.fields.iextrel, value); }
1137
1138 uint32_t nextrel() const INLINE { return E::get32(module.fields.nextrel); }
1139 void set_nextrel(uint32_t value) INLINE { E::set32(module.fields.nextrel, value); }
1140
1141 uint16_t iinit() const INLINE { return E::get32(module.fields.iinit_iterm) & 0xFFFF; }
1142 uint16_t iterm() const INLINE { return E::get32(module.fields.iinit_iterm) > 16; }
1143 void set_iinit_iterm(uint16_t init, uint16_t term) INLINE { E::set32(module.fields.iinit_iterm, (term<<16) | (init &0xFFFF)); }
1144
1145 uint16_t ninit() const INLINE { return E::get32(module.fields.ninit_nterm) & 0xFFFF; }
1146 uint16_t nterm() const INLINE { return E::get32(module.fields.ninit_nterm) > 16; }
1147 void set_ninit_nterm(uint16_t init, uint16_t term) INLINE { E::set32(module.fields.ninit_nterm, (term<<16) | (init &0xFFFF)); }
1148
1149 uint64_t objc_module_info_addr() const INLINE { return P::getP(module.fields.objc_module_info_addr); }
1150 void set_objc_module_info_addr(uint64_t value) INLINE { P::setP(module.fields.objc_module_info_addr, value); }
1151
1152 uint32_t objc_module_info_size() const INLINE { return E::get32(module.fields.objc_module_info_size); }
1153 void set_objc_module_info_size(uint32_t value) INLINE { E::set32(module.fields.objc_module_info_size, value); }
1154
1155
1156 typedef typename P::E E;
1157 private:
1158 macho_dylib_module_content<P> module;
1159 };
1160
1161
1162 //
1163 // mach-o dylib_reference entry
1164 //
1165 template <typename P>
1166 class macho_dylib_reference {
1167 public:
1168 uint32_t isym() const INLINE { return E::getBits(fields, 0, 24); }
1169 void set_isym(uint32_t value) INLINE { E::setBits(fields, value, 0, 24); }
1170
1171 uint8_t flags() const INLINE { return E::getBits(fields, 24, 8); }
1172 void set_flags(uint8_t value) INLINE { E::setBits(fields, value, 24, 8); }
1173
1174 typedef typename P::E E;
1175 private:
1176 uint32_t fields;
1177 };
1178
1179
1180
1181 //
1182 // mach-o two-level hints load command
1183 //
1184 template <typename P>
1185 class macho_dylib_table_of_contents {
1186 public:
1187 uint32_t symbol_index() const INLINE { return E::get32(fields.symbol_index); }
1188 void set_symbol_index(uint32_t value) INLINE { E::set32(fields.symbol_index, value); }
1189
1190 uint32_t module_index() const INLINE { return E::get32(fields.module_index); }
1191 void set_module_index(uint32_t value) INLINE { E::set32(fields.module_index, value); }
1192
1193 typedef typename P::E E;
1194 private:
1195 dylib_table_of_contents fields;
1196 };
1197
1198
1199
1200 //
1201 // mach-o two-level hints load command
1202 //
1203 template <typename P>
1204 class macho_twolevel_hints_command {
1205 public:
1206 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
1207 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
1208
1209 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
1210 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
1211
1212 uint32_t offset() const INLINE { return E::get32(fields.offset); }
1213 void set_offset(uint32_t value) INLINE { E::set32(fields.offset, value); }
1214
1215 uint32_t nhints() const INLINE { return E::get32(fields.nhints); }
1216 void set_nhints(uint32_t value) INLINE { E::set32(fields.nhints, value); }
1217
1218 typedef typename P::E E;
1219 private:
1220 twolevel_hints_command fields;
1221 };
1222
1223
1224 //
1225 // mach-o threads load command
1226 //
1227 template <typename P>
1228 class macho_thread_command {
1229 public:
1230 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
1231 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
1232
1233 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
1234 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
1235
1236 uint32_t flavor() const INLINE { return E::get32(fields_flavor); }
1237 void set_flavor(uint32_t value) INLINE { E::set32(fields_flavor, value); }
1238
1239 uint32_t count() const INLINE { return E::get32(fields_count); }
1240 void set_count(uint32_t value) INLINE { E::set32(fields_count, value); }
1241
1242 uint64_t thread_register(uint32_t index) const INLINE { return P::getP(thread_registers[index]); }
1243 void set_thread_register(uint32_t index, uint64_t value) INLINE { P::setP(thread_registers[index], value); }
1244
1245 typedef typename P::E E;
1246 typedef typename P::uint_t pint_t;
1247 private:
1248 struct thread_command fields;
1249 uint32_t fields_flavor;
1250 uint32_t fields_count;
1251 pint_t thread_registers[1];
1252 };
1253
1254
1255 //
1256 // mach-o misc data
1257 //
1258 template <typename P>
1259 class macho_linkedit_data_command {
1260 public:
1261 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
1262 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
1263
1264 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
1265 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
1266
1267 uint32_t dataoff() const INLINE { return E::get32(fields.dataoff); }
1268 void set_dataoff(uint32_t value) INLINE { E::set32(fields.dataoff, value); }
1269
1270 uint32_t datasize() const INLINE { return E::get32(fields.datasize); }
1271 void set_datasize(uint32_t value)INLINE { E::set32(fields.datasize, value); }
1272
1273
1274 typedef typename P::E E;
1275 private:
1276 struct linkedit_data_command fields;
1277 };
1278
1279
1280 //
1281 // mach-o rpath
1282 //
1283 template <typename P>
1284 class macho_rpath_command {
1285 public:
1286 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
1287 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
1288
1289 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
1290 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
1291
1292 uint32_t path_offset() const INLINE { return E::get32(fields.path.offset); }
1293 void set_path_offset(uint32_t value) INLINE { E::set32(fields.path.offset, value); }
1294
1295 const char* path() const INLINE { return (const char*)&fields + path_offset(); }
1296 void set_path_offset() INLINE { set_path_offset(sizeof(fields)); }
1297
1298
1299 typedef typename P::E E;
1300 private:
1301 struct rpath_command fields;
1302 };
1303
1304
1305
1306 //
1307 // mach-o symbol table entry
1308 //
1309 template <typename P> struct macho_nlist_content {};
1310 template <> struct macho_nlist_content<Pointer32<BigEndian> > { struct nlist fields; };
1311 template <> struct macho_nlist_content<Pointer64<BigEndian> > { struct nlist_64 fields; };
1312 template <> struct macho_nlist_content<Pointer32<LittleEndian> > { struct nlist fields; };
1313 template <> struct macho_nlist_content<Pointer64<LittleEndian> > { struct nlist_64 fields; };
1314
1315 template <typename P>
1316 class macho_nlist {
1317 public:
1318 uint32_t n_strx() const INLINE { return E::get32(entry.fields.n_un.n_strx); }
1319 void set_n_strx(uint32_t value) INLINE { E::set32((uint32_t&)entry.fields.n_un.n_strx, value); }
1320
1321 uint8_t n_type() const INLINE { return entry.fields.n_type; }
1322 void set_n_type(uint8_t value) INLINE { entry.fields.n_type = value; }
1323
1324 uint8_t n_sect() const INLINE { return entry.fields.n_sect; }
1325 void set_n_sect(uint8_t value) INLINE { entry.fields.n_sect = value; }
1326
1327 uint16_t n_desc() const INLINE { return E::get16(entry.fields.n_desc); }
1328 void set_n_desc(uint16_t value) INLINE { E::set16((uint16_t&)entry.fields.n_desc, value); }
1329
1330 uint64_t n_value() const INLINE { return P::getP(entry.fields.n_value); }
1331 void set_n_value(uint64_t value) INLINE { P::setP(entry.fields.n_value, value); }
1332
1333 typedef typename P::E E;
1334 private:
1335 macho_nlist_content<P> entry;
1336 };
1337
1338
1339
1340 //
1341 // mach-o relocation info
1342 //
1343 template <typename P>
1344 class macho_relocation_info {
1345 public:
1346 uint32_t r_address() const INLINE { return E::get32(address); }
1347 void set_r_address(uint32_t value) INLINE { E::set32(address, value); }
1348
1349 uint32_t r_symbolnum() const INLINE { return E::getBits(other, 0, 24); }
1350 void set_r_symbolnum(uint32_t value) INLINE { E::setBits(other, value, 0, 24); }
1351
1352 bool r_pcrel() const INLINE { return E::getBits(other, 24, 1); }
1353 void set_r_pcrel(bool value) INLINE { E::setBits(other, value, 24, 1); }
1354
1355 uint8_t r_length() const INLINE { return E::getBits(other, 25, 2); }
1356 void set_r_length(uint8_t value) INLINE { E::setBits(other, value, 25, 2); }
1357
1358 bool r_extern() const INLINE { return E::getBits(other, 27, 1); }
1359 void set_r_extern(bool value) INLINE { E::setBits(other, value, 27, 1); }
1360
1361 uint8_t r_type() const INLINE { return E::getBits(other, 28, 4); }
1362 void set_r_type(uint8_t value) INLINE { E::setBits(other, value, 28, 4); }
1363
1364 void set_r_length() INLINE { set_r_length((sizeof(typename P::uint_t)==8) ? 3 : 2); }
1365
1366 typedef typename P::E E;
1367 private:
1368 uint32_t address;
1369 uint32_t other;
1370 };
1371
1372
1373 //
1374 // mach-o scattered relocation info
1375 // The bit fields are always in big-endian order (see mach-o/reloc.h)
1376 //
1377 template <typename P>
1378 class macho_scattered_relocation_info {
1379 public:
1380 bool r_scattered() const INLINE { return BigEndian::getBitsRaw(E::get32(other), 0, 1); }
1381 void set_r_scattered(bool x) INLINE { uint32_t temp = E::get32(other); BigEndian::setBitsRaw(temp, x, 0, 1); E::set32(other, temp); }
1382
1383 bool r_pcrel() const INLINE { return BigEndian::getBitsRaw(E::get32(other), 1, 1); }
1384 void set_r_pcrel(bool x) INLINE { uint32_t temp = E::get32(other); BigEndian::setBitsRaw(temp, x, 1, 1); E::set32(other, temp); }
1385
1386 uint8_t r_length() const INLINE { return BigEndian::getBitsRaw(E::get32(other), 2, 2); }
1387 void set_r_length(uint8_t x) INLINE { uint32_t temp = E::get32(other); BigEndian::setBitsRaw(temp, x, 2, 2); E::set32(other, temp); }
1388
1389 uint8_t r_type() const INLINE { return BigEndian::getBitsRaw(E::get32(other), 4, 4); }
1390 void set_r_type(uint8_t x) INLINE { uint32_t temp = E::get32(other); BigEndian::setBitsRaw(temp, x, 4, 4); E::set32(other, temp); }
1391
1392 uint32_t r_address() const INLINE { return BigEndian::getBitsRaw(E::get32(other), 8, 24); }
1393 void set_r_address(uint32_t x) { if ( x > 0x00FFFFFF ) throw "scattered reloc r_address too large";
1394 uint32_t temp = E::get32(other); BigEndian::setBitsRaw(temp, x, 8, 24); E::set32(other, temp); }
1395
1396 uint32_t r_value() const INLINE { return E::get32(value); }
1397 void set_r_value(uint32_t x) INLINE { E::set32(value, x); }
1398
1399 uint32_t r_other() const INLINE { return other; }
1400
1401 void set_r_length() INLINE { set_r_length((sizeof(typename P::uint_t)==8) ? 3 : 2); }
1402
1403 typedef typename P::E E;
1404 private:
1405 uint32_t other;
1406 uint32_t value;
1407 };
1408
1409
1410
1411 //
1412 // mach-o encyrption info load command
1413 //
1414 template <typename P> struct macho_encryption_info_content {};
1415 template <> struct macho_encryption_info_content<Pointer32<BigEndian> > { struct encryption_info_command fields; };
1416 template <> struct macho_encryption_info_content<Pointer64<BigEndian> > { struct encryption_info_command_64 fields; };
1417 template <> struct macho_encryption_info_content<Pointer32<LittleEndian> > { struct encryption_info_command fields; };
1418 template <> struct macho_encryption_info_content<Pointer64<LittleEndian> > { struct encryption_info_command_64 fields; };
1419
1420
1421 template <typename P>
1422 class macho_encryption_info_command {
1423 public:
1424 uint32_t cmd() const INLINE { return E::get32(entry.fields.cmd); }
1425 void set_cmd(uint32_t value) INLINE { E::set32(entry.fields.cmd, value); }
1426
1427 uint32_t cmdsize() const INLINE { return E::get32(entry.fields.cmdsize); }
1428 void set_cmdsize(uint32_t value) INLINE { E::set32(entry.fields.cmdsize, value); }
1429
1430 uint32_t cryptoff() const INLINE { return E::get32(entry.fields.cryptoff); }
1431 void set_cryptoff(uint32_t value) INLINE { E::set32(entry.fields.cryptoff, value); }
1432
1433 uint32_t cryptsize() const INLINE { return E::get32(entry.fields.cryptsize); }
1434 void set_cryptsize(uint32_t value) INLINE { E::set32(entry.fields.cryptsize, value); }
1435
1436 uint32_t cryptid() const INLINE { return E::get32(entry.fields.cryptid); }
1437 void set_cryptid(uint32_t value) INLINE { E::set32(entry.fields.cryptid, value); }
1438
1439 uint32_t pad() const INLINE { return E::get32(entry.fields.pad); }
1440 void set_pad(uint32_t value) INLINE { E::set32(entry.fields.pad, value); }
1441
1442 typedef typename P::E E;
1443 private:
1444 macho_encryption_info_content<P> entry;
1445 };
1446
1447
1448 //
1449 // start of __unwind_info section
1450 //
1451 template <typename P>
1452 class macho_unwind_info_section_header {
1453 public:
1454 uint32_t version() const INLINE { return E::get32(fields.version); }
1455 void set_version(uint32_t value) INLINE { E::set32(fields.version, value); }
1456
1457 uint32_t commonEncodingsArraySectionOffset() const INLINE { return E::get32(fields.commonEncodingsArraySectionOffset); }
1458 void set_commonEncodingsArraySectionOffset(uint32_t value) INLINE { E::set32(fields.commonEncodingsArraySectionOffset, value); }
1459
1460 uint32_t commonEncodingsArrayCount() const INLINE { return E::get32(fields.commonEncodingsArrayCount); }
1461 void set_commonEncodingsArrayCount(uint32_t value) INLINE { E::set32(fields.commonEncodingsArrayCount, value); }
1462
1463 uint32_t personalityArraySectionOffset() const INLINE { return E::get32(fields.personalityArraySectionOffset); }
1464 void set_personalityArraySectionOffset(uint32_t value) INLINE { E::set32(fields.personalityArraySectionOffset, value); }
1465
1466 uint32_t personalityArrayCount() const INLINE { return E::get32(fields.personalityArrayCount); }
1467 void set_personalityArrayCount(uint32_t value) INLINE { E::set32(fields.personalityArrayCount, value); }
1468
1469 uint32_t indexSectionOffset() const INLINE { return E::get32(fields.indexSectionOffset); }
1470 void set_indexSectionOffset(uint32_t value) INLINE { E::set32(fields.indexSectionOffset, value); }
1471
1472 uint32_t indexCount() const INLINE { return E::get32(fields.indexCount); }
1473 void set_indexCount(uint32_t value) INLINE { E::set32(fields.indexCount, value); }
1474
1475 typedef typename P::E E;
1476 private:
1477 unwind_info_section_header fields;
1478 };
1479
1480
1481
1482 //
1483 // uwind first level index entry
1484 //
1485 template <typename P>
1486 class macho_unwind_info_section_header_index_entry {
1487 public:
1488 uint32_t functionOffset() const INLINE { return E::get32(fields.functionOffset); }
1489 void set_functionOffset(uint32_t value) INLINE { E::set32(fields.functionOffset, value); }
1490
1491 uint32_t secondLevelPagesSectionOffset() const INLINE { return E::get32(fields.secondLevelPagesSectionOffset); }
1492 void set_secondLevelPagesSectionOffset(uint32_t value) INLINE { E::set32(fields.secondLevelPagesSectionOffset, value); }
1493
1494 uint32_t lsdaIndexArraySectionOffset() const INLINE { return E::get32(fields.lsdaIndexArraySectionOffset); }
1495 void set_lsdaIndexArraySectionOffset(uint32_t value) INLINE { E::set32(fields.lsdaIndexArraySectionOffset, value); }
1496
1497 typedef typename P::E E;
1498 private:
1499 unwind_info_section_header_index_entry fields;
1500 };
1501
1502
1503 //
1504 // LSDA table entry
1505 //
1506 template <typename P>
1507 class macho_unwind_info_section_header_lsda_index_entry {
1508 public:
1509 uint32_t functionOffset() const INLINE { return E::get32(fields.functionOffset); }
1510 void set_functionOffset(uint32_t value) INLINE { E::set32(fields.functionOffset, value); }
1511
1512 uint32_t lsdaOffset() const INLINE { return E::get32(fields.lsdaOffset); }
1513 void set_lsdaOffset(uint32_t value) INLINE { E::set32(fields.lsdaOffset, value); }
1514
1515 typedef typename P::E E;
1516 private:
1517 unwind_info_section_header_lsda_index_entry fields;
1518 };
1519
1520
1521 //
1522 // regular second level entry
1523 //
1524 template <typename P>
1525 class macho_unwind_info_regular_second_level_entry {
1526 public:
1527 uint32_t functionOffset() const INLINE { return E::get32(fields.functionOffset); }
1528 void set_functionOffset(uint32_t value) INLINE { E::set32(fields.functionOffset, value); }
1529
1530 uint32_t encoding() const INLINE { return E::get32(fields.encoding); }
1531 void set_encoding(uint32_t value) INLINE { E::set32(fields.encoding, value); }
1532
1533 typedef typename P::E E;
1534 private:
1535 unwind_info_regular_second_level_entry fields;
1536 };
1537
1538
1539 //
1540 // start of second level regular page
1541 //
1542 template <typename P>
1543 class macho_unwind_info_regular_second_level_page_header {
1544 public:
1545 uint32_t kind() const INLINE { return E::get32(fields.kind); }
1546 void set_kind(uint32_t value) INLINE { E::set32(fields.kind, value); }
1547
1548 uint16_t entryPageOffset() const INLINE { return E::get16(fields.entryPageOffset); }
1549 void set_entryPageOffset(uint16_t value) INLINE { E::set16((uint16_t&)fields.entryPageOffset, value); }
1550
1551 uint16_t entryCount() const INLINE { return E::get16(fields.entryCount); }
1552 void set_entryCount(uint16_t value) INLINE { E::set16((uint16_t&)fields.entryCount, value); }
1553
1554 typedef typename P::E E;
1555 private:
1556 unwind_info_regular_second_level_page_header fields;
1557 };
1558
1559
1560 //
1561 // start of second level compressed page
1562 //
1563 template <typename P>
1564 class macho_unwind_info_compressed_second_level_page_header {
1565 public:
1566 uint32_t kind() const INLINE { return E::get32(fields.kind); }
1567 void set_kind(uint32_t value) INLINE { E::set32(fields.kind, value); }
1568
1569 uint16_t entryPageOffset() const INLINE { return E::get16(fields.entryPageOffset); }
1570 void set_entryPageOffset(uint16_t value) INLINE { E::set16((uint16_t&)fields.entryPageOffset, value); }
1571
1572 uint16_t entryCount() const INLINE { return E::get16(fields.entryCount); }
1573 void set_entryCount(uint16_t value) INLINE { E::set16((uint16_t&)fields.entryCount, value); }
1574
1575 uint16_t encodingsPageOffset() const INLINE { return E::get16(fields.encodingsPageOffset); }
1576 void set_encodingsPageOffset(uint16_t value) INLINE { E::set16((uint16_t&)fields.encodingsPageOffset, value); }
1577
1578 uint16_t encodingsCount() const INLINE { return E::get16(fields.encodingsCount); }
1579 void set_encodingsCount(uint16_t value) INLINE { E::set16((uint16_t&)fields.encodingsCount, value); }
1580
1581 typedef typename P::E E;
1582 private:
1583 unwind_info_compressed_second_level_page_header fields;
1584 };
1585
1586
1587 //
1588 // compressed dyld info load command
1589 //
1590 template <typename P>
1591 class macho_dyld_info_command {
1592 public:
1593 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
1594 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
1595
1596 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
1597 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
1598
1599 uint32_t rebase_off() const INLINE { return E::get32(fields.rebase_off); }
1600 void set_rebase_off(uint32_t value) INLINE { E::set32(fields.rebase_off, value); }
1601
1602 uint32_t rebase_size() const INLINE { return E::get32(fields.rebase_size); }
1603 void set_rebase_size(uint32_t value) INLINE { E::set32(fields.rebase_size, value); }
1604
1605 uint32_t bind_off() const INLINE { return E::get32(fields.bind_off); }
1606 void set_bind_off(uint32_t value) INLINE { E::set32(fields.bind_off, value); }
1607
1608 uint32_t bind_size() const INLINE { return E::get32(fields.bind_size); }
1609 void set_bind_size(uint32_t value) INLINE { E::set32(fields.bind_size, value); }
1610
1611 uint32_t weak_bind_off() const INLINE { return E::get32(fields.weak_bind_off); }
1612 void set_weak_bind_off(uint32_t value) INLINE { E::set32(fields.weak_bind_off, value); }
1613
1614 uint32_t weak_bind_size() const INLINE { return E::get32(fields.weak_bind_size); }
1615 void set_weak_bind_size(uint32_t value) INLINE { E::set32(fields.weak_bind_size, value); }
1616
1617 uint32_t lazy_bind_off() const INLINE { return E::get32(fields.lazy_bind_off); }
1618 void set_lazy_bind_off(uint32_t value) INLINE { E::set32(fields.lazy_bind_off, value); }
1619
1620 uint32_t lazy_bind_size() const INLINE { return E::get32(fields.lazy_bind_size); }
1621 void set_lazy_bind_size(uint32_t value) INLINE { E::set32(fields.lazy_bind_size, value); }
1622
1623 uint32_t export_off() const INLINE { return E::get32(fields.export_off); }
1624 void set_export_off(uint32_t value) INLINE { E::set32(fields.export_off, value); }
1625
1626 uint32_t export_size() const INLINE { return E::get32(fields.export_size); }
1627 void set_export_size(uint32_t value) INLINE { E::set32(fields.export_size, value); }
1628
1629
1630 typedef typename P::E E;
1631 private:
1632 dyld_info_command fields;
1633 };
1634
1635
1636 //
1637 // mach-o version load command
1638 //
1639 template <typename P>
1640 class macho_version_min_command {
1641 public:
1642 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
1643 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
1644
1645 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
1646 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
1647
1648 uint32_t version() const INLINE { return fields.version; }
1649 void set_version(uint32_t value) INLINE { E::set32(fields.version, value); }
1650
1651 #ifdef DICE_KIND_DATA
1652 uint32_t sdk() const INLINE { return fields.sdk; }
1653 void set_sdk(uint32_t value) INLINE { E::set32(fields.sdk, value); }
1654 #else
1655 uint32_t sdk() const INLINE { return fields.reserved; }
1656 void set_sdk(uint32_t value) INLINE { E::set32(fields.reserved, value); }
1657 #endif
1658
1659 typedef typename P::E E;
1660 private:
1661 version_min_command fields;
1662 };
1663
1664
1665 //
1666 // mach-o __LD, __compact_unwind section in object files
1667 //
1668 template <typename P>
1669 class macho_compact_unwind_entry {
1670 public:
1671 typedef typename P::E E;
1672 typedef typename P::uint_t pint_t;
1673
1674 pint_t codeStart() const INLINE { return P::getP(_codeStart); }
1675 void set_codeStart(pint_t value) INLINE { P::setP(_codeStart, value); }
1676
1677 uint32_t codeLen() const INLINE { return E::get32(_codeLen); }
1678 void set_codeLen(uint32_t value) INLINE { E::set32(_codeLen, value); }
1679
1680 uint32_t compactUnwindInfo() const INLINE { return E::get32(_compactUnwindInfo); }
1681 void set_compactUnwindInfo(uint32_t value) INLINE { E::set32(_compactUnwindInfo, value); }
1682
1683 pint_t personality() const INLINE { return P::getP(_personality); }
1684 void set_personality(pint_t value) INLINE { P::setP(_personality, value); }
1685
1686 pint_t lsda() const INLINE { return P::getP(_lsda); }
1687 void set_lsda(pint_t value) INLINE { P::setP(_lsda, value); }
1688
1689 static uint32_t codeStartFieldOffset() INLINE { return offsetof(macho_compact_unwind_entry<P>,_codeStart); }
1690 static uint32_t personalityFieldOffset() INLINE { return offsetof(macho_compact_unwind_entry<P>,_personality); }
1691 static uint32_t lsdaFieldOffset() INLINE { return offsetof(macho_compact_unwind_entry<P>,_lsda); }
1692
1693 private:
1694 pint_t _codeStart;
1695 uint32_t _codeLen;
1696 uint32_t _compactUnwindInfo;
1697 pint_t _personality;
1698 pint_t _lsda;
1699 };
1700
1701
1702 //
1703 // mach-o source version load command
1704 //
1705 template <typename P>
1706 class macho_source_version_command {
1707 public:
1708 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
1709 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
1710
1711 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
1712 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
1713
1714 uint64_t version() const INLINE { return fields.version; }
1715 void set_version(uint64_t value) INLINE { E::set64(fields.version, value); }
1716
1717 typedef typename P::E E;
1718 private:
1719 source_version_command fields;
1720 };
1721
1722
1723 //
1724 // mach-o source version load command
1725 //
1726 template <typename P>
1727 class macho_entry_point_command {
1728 public:
1729 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
1730 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
1731
1732 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
1733 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
1734
1735 uint64_t entryoff() const INLINE { return fields.entryoff; }
1736 void set_entryoff(uint64_t value) INLINE { E::set64(fields.entryoff, value); }
1737
1738 uint64_t stacksize() const INLINE { return fields.stacksize; }
1739 void set_stacksize(uint64_t value) INLINE { E::set64(fields.stacksize, value); }
1740
1741 typedef typename P::E E;
1742 private:
1743 entry_point_command fields;
1744 };
1745
1746
1747
1748 template <typename P>
1749 class macho_data_in_code_entry {
1750 public:
1751 uint32_t offset() const INLINE { return E::get32(fields.offset); }
1752 void set_offset(uint32_t value) INLINE { E::set32(fields.offset, value); }
1753
1754 uint16_t length() const INLINE { return E::get16(fields.length); }
1755 void set_length(uint16_t value) INLINE { E::set16((uint16_t&)fields.length, value); }
1756
1757 uint16_t kind() const INLINE { return E::get16(fields.kind); }
1758 void set_kind(uint16_t value) INLINE { E::set16((uint16_t&)fields.kind, value); }
1759
1760 typedef typename P::E E;
1761 private:
1762 data_in_code_entry fields;
1763 };
1764
1765 #ifndef DICE_KIND_DATA
1766 #define DICE_KIND_DATA 0x0001
1767 #define DICE_KIND_JUMP_TABLE8 0x0002
1768 #define DICE_KIND_JUMP_TABLE16 0x0003
1769 #define DICE_KIND_JUMP_TABLE32 0x0004
1770 #define DICE_KIND_ABS_JUMP_TABLE32 0x0005
1771 #endif
1772
1773 template <typename P>
1774 class macho_linker_option_command {
1775 public:
1776 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
1777 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
1778
1779 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
1780 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
1781
1782 uint64_t count() const INLINE { return fields.count; }
1783 void set_count(uint32_t value) INLINE { E::set32(fields.count, value); }
1784
1785 const char* buffer() const INLINE { return ((char*)&fields) + sizeof(linker_option_command); }
1786 char* buffer() INLINE { return ((char*)&fields) + sizeof(linker_option_command); }
1787
1788 typedef typename P::E E;
1789 private:
1790 linker_option_command fields;
1791 };
1792
1793
1794
1795
1796
1797 #endif // __MACH_O_FILE_ABSTRACTION__
1798
1799
mirror of ld64