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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
268 #define ARM64_RELOC_UNSIGNED 0 // for pointers
269 #define ARM64_RELOC_SUBTRACTOR 1 // must be followed by a ARM64_RELOC_UNSIGNED
270 #define ARM64_RELOC_BRANCH26 2 // a B/BL instruction with 26-bit displacement
271 #define ARM64_RELOC_PAGE21 3 // pc-rel distance to page of target
272 #define ARM64_RELOC_PAGEOFF12 4 // offset within page, scaled by r_length
273 #define ARM64_RELOC_GOT_LOAD_PAGE21 5 // pc-rel distance to page of GOT slot
274 #define ARM64_RELOC_GOT_LOAD_PAGEOFF12 6 // offset within page of GOT slot, scaled by r_length
275 #define ARM64_RELOC_POINTER_TO_GOT 7 // for pointers to GOT slots
276 #define ARM64_RELOC_TLVP_LOAD_PAGE21 8 // pc-rel distance to page of TLVP slot
277 #define ARM64_RELOC_TLVP_LOAD_PAGEOFF12 9 // offset within page of TLVP slot, scaled by r_length
278 #define ARM64_RELOC_ADDEND 10 // r_symbolnum is addend for next reloc
279
280
281
282 #define UNW_ARM64_X0 0
283 #define UNW_ARM64_X1 1
284 #define UNW_ARM64_X2 2
285 #define UNW_ARM64_X3 3
286 #define UNW_ARM64_X4 4
287 #define UNW_ARM64_X5 5
288 #define UNW_ARM64_X6 6
289 #define UNW_ARM64_X7 7
290 #define UNW_ARM64_X8 8
291 #define UNW_ARM64_X9 9
292 #define UNW_ARM64_X10 10
293 #define UNW_ARM64_X11 11
294 #define UNW_ARM64_X12 12
295 #define UNW_ARM64_X13 13
296 #define UNW_ARM64_X14 14
297 #define UNW_ARM64_X15 15
298 #define UNW_ARM64_X16 16
299 #define UNW_ARM64_X17 17
300 #define UNW_ARM64_X18 18
301 #define UNW_ARM64_X19 19
302 #define UNW_ARM64_X20 20
303 #define UNW_ARM64_X21 21
304 #define UNW_ARM64_X22 22
305 #define UNW_ARM64_X23 23
306 #define UNW_ARM64_X24 24
307 #define UNW_ARM64_X25 25
308 #define UNW_ARM64_X26 26
309 #define UNW_ARM64_X27 27
310 #define UNW_ARM64_X28 28
311 #define UNW_ARM64_X29 29
312 #define UNW_ARM64_FP 29
313 #define UNW_ARM64_X30 30
314 #define UNW_ARM64_LR 30
315 #define UNW_ARM64_X31 31
316 #define UNW_ARM64_SP 31
317 #define UNW_ARM64_D0 64
318 #define UNW_ARM64_D1 65
319 #define UNW_ARM64_D2 66
320 #define UNW_ARM64_D3 67
321 #define UNW_ARM64_D4 68
322 #define UNW_ARM64_D5 69
323 #define UNW_ARM64_D6 70
324 #define UNW_ARM64_D7 71
325 #define UNW_ARM64_D8 72
326 #define UNW_ARM64_D9 73
327 #define UNW_ARM64_D10 74
328 #define UNW_ARM64_D11 75
329 #define UNW_ARM64_D12 76
330 #define UNW_ARM64_D13 77
331 #define UNW_ARM64_D14 78
332 #define UNW_ARM64_D15 79
333 #define UNW_ARM64_D16 80
334 #define UNW_ARM64_D17 81
335 #define UNW_ARM64_D18 82
336 #define UNW_ARM64_D19 83
337 #define UNW_ARM64_D20 84
338 #define UNW_ARM64_D21 85
339 #define UNW_ARM64_D22 86
340 #define UNW_ARM64_D23 87
341 #define UNW_ARM64_D24 88
342 #define UNW_ARM64_D25 89
343 #define UNW_ARM64_D26 90
344 #define UNW_ARM64_D27 91
345 #define UNW_ARM64_D28 92
346 #define UNW_ARM64_D29 93
347 #define UNW_ARM64_D30 94
348 #define UNW_ARM64_D31 95
349
350 #define UNWIND_ARM64_MODE_MASK 0x0F000000
351 #define UNWIND_ARM64_MODE_FRAME_OLD 0x01000000
352 #define UNWIND_ARM64_MODE_FRAMELESS 0x02000000
353 #define UNWIND_ARM64_MODE_DWARF 0x03000000
354 #define UNWIND_ARM64_MODE_FRAME 0x04000000
355
356 #define UNWIND_ARM64_FRAME_X19_X20_PAIR 0x00000001
357 #define UNWIND_ARM64_FRAME_X21_X22_PAIR 0x00000002
358 #define UNWIND_ARM64_FRAME_X23_X24_PAIR 0x00000004
359 #define UNWIND_ARM64_FRAME_X25_X26_PAIR 0x00000008
360 #define UNWIND_ARM64_FRAME_X27_X28_PAIR 0x00000010
361 #define UNWIND_ARM64_FRAME_D8_D9_PAIR 0x00000100
362 #define UNWIND_ARM64_FRAME_D10_D11_PAIR 0x00000200
363 #define UNWIND_ARM64_FRAME_D12_D13_PAIR 0x00000400
364 #define UNWIND_ARM64_FRAME_D14_D15_PAIR 0x00000800
365
366 #define UNWIND_ARM64_FRAMELESS_STACK_SIZE_MASK 0x00FFF000
367
368 #define UNWIND_ARM64_FRAME_X21_X22_PAIR_OLD 0x00000001
369 #define UNWIND_ARM64_FRAME_X23_X24_PAIR_OLD 0x00000002
370 #define UNWIND_ARM64_FRAME_X25_X26_PAIR_OLD 0x00000004
371 #define UNWIND_ARM64_FRAME_X27_X28_PAIR_OLD 0x00000008
372 #define UNWIND_ARM64_FRAME_D8_D9_PAIR_OLD 0x00000010
373 #define UNWIND_ARM64_FRAME_D10_D11_PAIR_OLD 0x00000020
374 #define UNWIND_ARM64_FRAME_D12_D13_PAIR_OLD 0x00000040
375 #define UNWIND_ARM64_FRAME_D14_D15_PAIR_OLD 0x00000080
376
377
378 #define UNWIND_ARM64_DWARF_SECTION_OFFSET 0x00FFFFFF
379
380 #define UNW_ARM_D31 287
381
382
383 #ifndef LC_SOURCE_VERSION
384 #define LC_SOURCE_VERSION 0x2A
385 struct source_version_command {
386 uint32_t cmd; /* LC_SOURCE_VERSION */
387 uint32_t cmdsize; /* 16 */
388 uint64_t version; /* A.B.C.D.E packed as a24.b10.c10.d10.e10 */
389 };
390 #endif
391
392 #ifndef LC_MAIN
393 #define LC_MAIN (0x28|LC_REQ_DYLD) /* replacement for LC_UNIXTHREAD */
394 struct entry_point_command {
395 uint32_t cmd; /* LC_MAIN only used in MH_EXECUTE filetypes */
396 uint32_t cmdsize; /* 24 */
397 uint64_t entryoff; /* file (__TEXT) offset of main() */
398 uint64_t stacksize;/* if not zero, initial stack size */
399 };
400 #endif
401
402 #ifndef LC_DYLIB_CODE_SIGN_DRS
403 #define LC_DYLIB_CODE_SIGN_DRS 0x2B
404 #endif
405
406 #ifndef LC_LINKER_OPTION
407 #define LC_LINKER_OPTION 0x2D
408
409 struct linker_option_command {
410 uint32_t cmd; /*LC_LINKER_OPTION only used in MH_OBJECT filetypes */
411 uint32_t cmdsize;
412 uint32_t count; /* number of strings */
413 /* concatenation of zero terminated UTF8 strings. Zero filled at end to align */
414 };
415 #endif
416
417 #ifndef LC_LINKER_OPTIMIZATION_HINTS
418 #define LC_LINKER_OPTIMIZATION_HINTS 0x2E
419 #define LOH_ARM64_ADRP_ADRP 1
420 #define LOH_ARM64_ADRP_LDR 2
421 #define LOH_ARM64_ADRP_ADD_LDR 3
422 #define LOH_ARM64_ADRP_LDR_GOT_LDR 4
423 #define LOH_ARM64_ADRP_ADD_STR 5
424 #define LOH_ARM64_ADRP_LDR_GOT_STR 6
425 #define LOH_ARM64_ADRP_ADD 7
426 #define LOH_ARM64_ADRP_LDR_GOT 8
427 #endif
428
429 #ifndef LC_VERSION_MIN_TVOS
430 #define LC_VERSION_MIN_TVOS 0x2F
431 #endif
432
433 #ifndef LC_VERSION_MIN_WATCHOS
434 #define LC_VERSION_MIN_WATCHOS 0x30
435 #endif
436
437 #ifndef EXPORT_SYMBOL_FLAGS_KIND_ABSOLUTE
438 #define EXPORT_SYMBOL_FLAGS_KIND_ABSOLUTE 0x02
439 #endif
440
441 #ifndef CPU_SUBTYPE_ARM_V8
442 #define CPU_SUBTYPE_ARM_V8 ((cpu_subtype_t) 13)
443 #endif
444
445 #ifndef CPU_SUBTYPE_ARM_V6M
446 #define CPU_SUBTYPE_ARM_V6M ((cpu_subtype_t) 14)
447 #endif
448
449 #ifndef CPU_SUBTYPE_ARM_V7M
450 #define CPU_SUBTYPE_ARM_V7M ((cpu_subtype_t) 15)
451 #endif
452
453 #ifndef CPU_SUBTYPE_ARM_V7EM
454 #define CPU_SUBTYPE_ARM_V7EM ((cpu_subtype_t) 16)
455 #endif
456
457 #ifndef CPU_SUBTYPE_X86_64_H
458 #define CPU_SUBTYPE_X86_64_H ((cpu_subtype_t) 8)
459 #endif
460
461 #define UNWIND_ARM_MODE_MASK 0x0F000000
462 #define UNWIND_ARM_MODE_FRAME 0x01000000
463 #define UNWIND_ARM_MODE_FRAME_D 0x02000000
464 #define UNWIND_ARM_MODE_DWARF 0x04000000
465
466 #define UNWIND_ARM_FRAME_STACK_ADJUST_MASK 0x00C00000
467
468 #define UNWIND_ARM_FRAME_FIRST_PUSH_R4 0x00000001
469 #define UNWIND_ARM_FRAME_FIRST_PUSH_R5 0x00000002
470 #define UNWIND_ARM_FRAME_FIRST_PUSH_R6 0x00000004
471
472 #define UNWIND_ARM_FRAME_SECOND_PUSH_R8 0x00000008
473 #define UNWIND_ARM_FRAME_SECOND_PUSH_R9 0x00000010
474 #define UNWIND_ARM_FRAME_SECOND_PUSH_R10 0x00000020
475 #define UNWIND_ARM_FRAME_SECOND_PUSH_R11 0x00000040
476 #define UNWIND_ARM_FRAME_SECOND_PUSH_R12 0x00000080
477
478 #define UNWIND_ARM_FRAME_D_REG_COUNT_MASK 0x00000F00
479
480 #define UNWIND_ARM_DWARF_SECTION_OFFSET 0x00FFFFFF
481
482
483 // ( <opcode> (delta-uleb128)+ <zero> )+ <zero>
484 #define DYLD_CACHE_ADJ_V1_POINTER_32 0x01
485 #define DYLD_CACHE_ADJ_V1_POINTER_64 0x02
486 #define DYLD_CACHE_ADJ_V1_ADRP 0x03
487 #define DYLD_CACHE_ADJ_V1_ARM_THUMB_MOVT 0x10 // thru 0x1F
488 #define DYLD_CACHE_ADJ_V1_ARM_MOVT 0x20 // thru 0x2F
489
490
491 // Whole :== <new-marker> <count> FromToSection+
492 // FromToSection :== <from-sect-index> <to-sect-index> <count> ToOffset+
493 // ToOffset :== <to-sect-offset-delta> <count> FromOffset+
494 // FromOffset :== <kind> <count> <from-sect-offset-delta>
495 #define DYLD_CACHE_ADJ_V2_FORMAT 0x7F
496
497 #define DYLD_CACHE_ADJ_V2_POINTER_32 0x01
498 #define DYLD_CACHE_ADJ_V2_POINTER_64 0x02
499 #define DYLD_CACHE_ADJ_V2_DELTA_32 0x03
500 #define DYLD_CACHE_ADJ_V2_DELTA_64 0x04
501 #define DYLD_CACHE_ADJ_V2_ARM64_ADRP 0x05
502 #define DYLD_CACHE_ADJ_V2_ARM64_OFF12 0x06
503 #define DYLD_CACHE_ADJ_V2_ARM64_BR26 0x07
504 #define DYLD_CACHE_ADJ_V2_ARM_MOVW_MOVT 0x08
505 #define DYLD_CACHE_ADJ_V2_ARM_BR24 0x09
506 #define DYLD_CACHE_ADJ_V2_THUMB_MOVW_MOVT 0x0A
507 #define DYLD_CACHE_ADJ_V2_THUMB_BR22 0x0B
508 #define DYLD_CACHE_ADJ_V2_IMAGE_OFF_32 0x0C
509
510
511
512 // kind target-address fixup-addr [adj]
513
514
515
516 struct ArchInfo {
517 const char* archName;
518 cpu_type_t cpuType;
519 cpu_subtype_t cpuSubType;
520 const char* llvmTriplePrefix;
521 const char* llvmTriplePrefixAlt;
522 bool isSubType;
523 bool supportsThumb2;
524 };
525
526 static const ArchInfo archInfoArray[] = {
527 #if SUPPORT_ARCH_x86_64
528 { "x86_64", CPU_TYPE_X86_64, CPU_SUBTYPE_X86_64_ALL, "x86_64-", "", true, false },
529 #endif
530 #if SUPPORT_ARCH_x86_64h
531 { "x86_64h", CPU_TYPE_X86_64, CPU_SUBTYPE_X86_64_H, "x86_64h-", "", true, false },
532 #endif
533 #if SUPPORT_ARCH_i386
534 { "i386", CPU_TYPE_I386, CPU_SUBTYPE_I386_ALL, "i386-", "", false, false },
535 #endif
536 #if SUPPORT_ARCH_armv4t
537 { "armv4t", CPU_TYPE_ARM, CPU_SUBTYPE_ARM_V4T, "armv4t-", "", true, false },
538 #define SUPPORT_ARCH_arm_any 1
539 #endif
540 #if SUPPORT_ARCH_armv5
541 { "armv5", CPU_TYPE_ARM, CPU_SUBTYPE_ARM_V5TEJ, "armv5e-", "", true, false },
542 #define SUPPORT_ARCH_arm_any 1
543 #endif
544 #if SUPPORT_ARCH_armv6
545 { "armv6", CPU_TYPE_ARM, CPU_SUBTYPE_ARM_V6, "armv6-", "", true, false },
546 #define SUPPORT_ARCH_arm_any 1
547 #endif
548 #if SUPPORT_ARCH_armv7
549 { "armv7", CPU_TYPE_ARM, CPU_SUBTYPE_ARM_V7, "thumbv7-", "armv7-", true, true },
550 #define SUPPORT_ARCH_arm_any 1
551 #endif
552 #if SUPPORT_ARCH_armv7f
553 { "armv7f", CPU_TYPE_ARM, CPU_SUBTYPE_ARM_V7F, "thumbv7f-", "", true, true },
554 #define SUPPORT_ARCH_arm_any 1
555 #endif
556 #if SUPPORT_ARCH_armv7k
557 { "armv7k", CPU_TYPE_ARM, CPU_SUBTYPE_ARM_V7K, "thumbv7k-", "", true, true },
558 #define SUPPORT_ARCH_arm_any 1
559 #endif
560 #if SUPPORT_ARCH_armv7s
561 { "armv7s", CPU_TYPE_ARM, CPU_SUBTYPE_ARM_V7S, "thumbv7s-", "armv7s", true, true },
562 #define SUPPORT_ARCH_arm_any 1
563 #endif
564 #if SUPPORT_ARCH_armv6m
565 { "armv6m", CPU_TYPE_ARM, CPU_SUBTYPE_ARM_V6M, "thumbv6m-", "", true, false },
566 #define SUPPORT_ARCH_arm_any 1
567 #endif
568 #if SUPPORT_ARCH_armv7m
569 { "armv7m", CPU_TYPE_ARM, CPU_SUBTYPE_ARM_V7M, "thumbv7m-", "armv7m", true, true },
570 #define SUPPORT_ARCH_arm_any 1
571 #endif
572 #if SUPPORT_ARCH_armv7em
573 { "armv7em", CPU_TYPE_ARM, CPU_SUBTYPE_ARM_V7EM, "thumbv7em-", "armv7em", true, true },
574 #define SUPPORT_ARCH_arm_any 1
575 #endif
576 #if SUPPORT_ARCH_armv8
577 { "armv8", CPU_TYPE_ARM, CPU_SUBTYPE_ARM_V8, "thumbv8-", "armv8", true, true },
578 #define SUPPORT_ARCH_arm_any 1
579 #endif
580 #if SUPPORT_ARCH_arm64
581 { "arm64", CPU_TYPE_ARM64, CPU_SUBTYPE_ARM64_ALL, "arm64-", "aarch64-", false, false },
582 #endif
583 #if SUPPORT_ARCH_arm64v8
584 { "arm64v8", CPU_TYPE_ARM64, CPU_SUBTYPE_ARM64_V8, "arm64v8-", "aarch64-", true, false },
585 #endif
586 { NULL, 0, 0, NULL, NULL, false, false }
587 };
588
589
590 // weird, but this include must wait until after SUPPORT_ARCH_arm_any is set up
591 #if SUPPORT_ARCH_arm_any
592 #include <mach-o/arm/reloc.h>
593 #endif
594
595 // hack until newer <mach-o/arm/reloc.h> everywhere
596 #define ARM_RELOC_HALF 8
597 #define ARM_RELOC_HALF_SECTDIFF 9
598
599
600
601 //
602 // This abstraction layer makes every mach-o file look like a 64-bit mach-o file with native endianness
603 //
604
605
606
607 //
608 // mach-o file header
609 //
610 template <typename P> struct macho_header_content {};
611 template <> struct macho_header_content<Pointer32<BigEndian> > { mach_header fields; };
612 template <> struct macho_header_content<Pointer64<BigEndian> > { mach_header_64 fields; };
613 template <> struct macho_header_content<Pointer32<LittleEndian> > { mach_header fields; };
614 template <> struct macho_header_content<Pointer64<LittleEndian> > { mach_header_64 fields; };
615
616 template <typename P>
617 class macho_header {
618 public:
619 uint32_t magic() const INLINE { return E::get32(header.fields.magic); }
620 void set_magic(uint32_t value) INLINE { E::set32(header.fields.magic, value); }
621
622 uint32_t cputype() const INLINE { return E::get32(header.fields.cputype); }
623 void set_cputype(uint32_t value) INLINE { E::set32((uint32_t&)header.fields.cputype, value); }
624
625 uint32_t cpusubtype() const INLINE { return E::get32(header.fields.cpusubtype); }
626 void set_cpusubtype(uint32_t value) INLINE { E::set32((uint32_t&)header.fields.cpusubtype, value); }
627
628 uint32_t filetype() const INLINE { return E::get32(header.fields.filetype); }
629 void set_filetype(uint32_t value) INLINE { E::set32(header.fields.filetype, value); }
630
631 uint32_t ncmds() const INLINE { return E::get32(header.fields.ncmds); }
632 void set_ncmds(uint32_t value) INLINE { E::set32(header.fields.ncmds, value); }
633
634 uint32_t sizeofcmds() const INLINE { return E::get32(header.fields.sizeofcmds); }
635 void set_sizeofcmds(uint32_t value) INLINE { E::set32(header.fields.sizeofcmds, value); }
636
637 uint32_t flags() const INLINE { return E::get32(header.fields.flags); }
638 void set_flags(uint32_t value) INLINE { E::set32(header.fields.flags, value); }
639
640 uint32_t reserved() const INLINE { return E::get32(header.fields.reserved); }
641 void set_reserved(uint32_t value) INLINE { E::set32(header.fields.reserved, value); }
642
643 typedef typename P::E E;
644 private:
645 macho_header_content<P> header;
646 };
647
648
649 //
650 // mach-o load command
651 //
652 template <typename P>
653 class macho_load_command {
654 public:
655 uint32_t cmd() const INLINE { return E::get32(command.cmd); }
656 void set_cmd(uint32_t value) INLINE { E::set32(command.cmd, value); }
657
658 uint32_t cmdsize() const INLINE { return E::get32(command.cmdsize); }
659 void set_cmdsize(uint32_t value) INLINE { E::set32(command.cmdsize, value); }
660
661 typedef typename P::E E;
662 private:
663 load_command command;
664 };
665
666
667 //
668 // mach-o segment load command
669 //
670 template <typename P> struct macho_segment_content {};
671 template <> struct macho_segment_content<Pointer32<BigEndian> > { segment_command fields; enum { CMD = LC_SEGMENT }; };
672 template <> struct macho_segment_content<Pointer64<BigEndian> > { segment_command_64 fields; enum { CMD = LC_SEGMENT_64 }; };
673 template <> struct macho_segment_content<Pointer32<LittleEndian> > { segment_command fields; enum { CMD = LC_SEGMENT }; };
674 template <> struct macho_segment_content<Pointer64<LittleEndian> > { segment_command_64 fields; enum { CMD = LC_SEGMENT_64 }; };
675
676 template <typename P>
677 class macho_segment_command {
678 public:
679 uint32_t cmd() const INLINE { return E::get32(segment.fields.cmd); }
680 void set_cmd(uint32_t value) INLINE { E::set32(segment.fields.cmd, value); }
681
682 uint32_t cmdsize() const INLINE { return E::get32(segment.fields.cmdsize); }
683 void set_cmdsize(uint32_t value) INLINE { E::set32(segment.fields.cmdsize, value); }
684
685 const char* segname() const INLINE { return segment.fields.segname; }
686 void set_segname(const char* value) INLINE { strncpy(segment.fields.segname, value, 16); }
687
688 uint64_t vmaddr() const INLINE { return P::getP(segment.fields.vmaddr); }
689 void set_vmaddr(uint64_t value) INLINE { P::setP(segment.fields.vmaddr, value); }
690
691 uint64_t vmsize() const INLINE { return P::getP(segment.fields.vmsize); }
692 void set_vmsize(uint64_t value) INLINE { P::setP(segment.fields.vmsize, value); }
693
694 uint64_t fileoff() const INLINE { return P::getP(segment.fields.fileoff); }
695 void set_fileoff(uint64_t value) INLINE { P::setP(segment.fields.fileoff, value); }
696
697 uint64_t filesize() const INLINE { return P::getP(segment.fields.filesize); }
698 void set_filesize(uint64_t value) INLINE { P::setP(segment.fields.filesize, value); }
699
700 uint32_t maxprot() const INLINE { return E::get32(segment.fields.maxprot); }
701 void set_maxprot(uint32_t value) INLINE { E::set32((uint32_t&)segment.fields.maxprot, value); }
702
703 uint32_t initprot() const INLINE { return E::get32(segment.fields.initprot); }
704 void set_initprot(uint32_t value) INLINE { E::set32((uint32_t&)segment.fields.initprot, value); }
705
706 uint32_t nsects() const INLINE { return E::get32(segment.fields.nsects); }
707 void set_nsects(uint32_t value) INLINE { E::set32(segment.fields.nsects, value); }
708
709 uint32_t flags() const INLINE { return E::get32(segment.fields.flags); }
710 void set_flags(uint32_t value) INLINE { E::set32(segment.fields.flags, value); }
711
712 enum {
713 CMD = macho_segment_content<P>::CMD
714 };
715
716 typedef typename P::E E;
717 private:
718 macho_segment_content<P> segment;
719 };
720
721
722 //
723 // mach-o section
724 //
725 template <typename P> struct macho_section_content {};
726 template <> struct macho_section_content<Pointer32<BigEndian> > { section fields; };
727 template <> struct macho_section_content<Pointer64<BigEndian> > { section_64 fields; };
728 template <> struct macho_section_content<Pointer32<LittleEndian> > { section fields; };
729 template <> struct macho_section_content<Pointer64<LittleEndian> > { section_64 fields; };
730
731 template <typename P>
732 class macho_section {
733 public:
734 const char* sectname() const INLINE { return section.fields.sectname; }
735 void set_sectname(const char* value) INLINE { strncpy(section.fields.sectname, value, 16); }
736
737 const char* segname() const INLINE { return section.fields.segname; }
738 void set_segname(const char* value) INLINE { strncpy(section.fields.segname, value, 16); }
739
740 uint64_t addr() const INLINE { return P::getP(section.fields.addr); }
741 void set_addr(uint64_t value) INLINE { P::setP(section.fields.addr, value); }
742
743 uint64_t size() const INLINE { return P::getP(section.fields.size); }
744 void set_size(uint64_t value) INLINE { P::setP(section.fields.size, value); }
745
746 uint32_t offset() const INLINE { return E::get32(section.fields.offset); }
747 void set_offset(uint32_t value) INLINE { E::set32(section.fields.offset, value); }
748
749 uint32_t align() const INLINE { return E::get32(section.fields.align); }
750 void set_align(uint32_t value) INLINE { E::set32(section.fields.align, value); }
751
752 uint32_t reloff() const INLINE { return E::get32(section.fields.reloff); }
753 void set_reloff(uint32_t value) INLINE { E::set32(section.fields.reloff, value); }
754
755 uint32_t nreloc() const INLINE { return E::get32(section.fields.nreloc); }
756 void set_nreloc(uint32_t value) INLINE { E::set32(section.fields.nreloc, value); }
757
758 uint32_t flags() const INLINE { return E::get32(section.fields.flags); }
759 void set_flags(uint32_t value) INLINE { E::set32(section.fields.flags, value); }
760
761 uint32_t reserved1() const INLINE { return E::get32(section.fields.reserved1); }
762 void set_reserved1(uint32_t value) INLINE { E::set32(section.fields.reserved1, value); }
763
764 uint32_t reserved2() const INLINE { return E::get32(section.fields.reserved2); }
765 void set_reserved2(uint32_t value) INLINE { E::set32(section.fields.reserved2, value); }
766
767 typedef typename P::E E;
768 private:
769 macho_section_content<P> section;
770 };
771
772
773 //
774 // mach-o dylib load command
775 //
776 template <typename P>
777 class macho_dylib_command {
778 public:
779 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
780 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
781
782 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
783 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
784
785 uint32_t name_offset() const INLINE { return E::get32(fields.dylib.name.offset); }
786 void set_name_offset(uint32_t value) INLINE { E::set32(fields.dylib.name.offset, value); }
787
788 uint32_t timestamp() const INLINE { return E::get32(fields.dylib.timestamp); }
789 void set_timestamp(uint32_t value) INLINE { E::set32(fields.dylib.timestamp, value); }
790
791 uint32_t current_version() const INLINE { return E::get32(fields.dylib.current_version); }
792 void set_current_version(uint32_t value) INLINE { E::set32(fields.dylib.current_version, value); }
793
794 uint32_t compatibility_version() const INLINE { return E::get32(fields.dylib.compatibility_version); }
795 void set_compatibility_version(uint32_t value) INLINE { E::set32(fields.dylib.compatibility_version, value); }
796
797 const char* name() const INLINE { return (const char*)&fields + name_offset(); }
798 void set_name_offset() INLINE { set_name_offset(sizeof(fields)); }
799
800 typedef typename P::E E;
801 private:
802 dylib_command fields;
803 };
804
805
806 //
807 // mach-o dylinker load command
808 //
809 template <typename P>
810 class macho_dylinker_command {
811 public:
812 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
813 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
814
815 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
816 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
817
818 uint32_t name_offset() const INLINE { return E::get32(fields.name.offset); }
819 void set_name_offset(uint32_t value) INLINE { E::set32(fields.name.offset, value); }
820
821 const char* name() const INLINE { return (const char*)&fields + name_offset(); }
822 void set_name_offset() INLINE { set_name_offset(sizeof(fields)); }
823
824 typedef typename P::E E;
825 private:
826 dylinker_command fields;
827 };
828
829
830 //
831 // mach-o sub_framework load command
832 //
833 template <typename P>
834 class macho_sub_framework_command {
835 public:
836 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
837 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
838
839 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
840 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
841
842 uint32_t umbrella_offset() const INLINE { return E::get32(fields.umbrella.offset); }
843 void set_umbrella_offset(uint32_t value) INLINE { E::set32(fields.umbrella.offset, value); }
844
845 const char* umbrella() const INLINE { return (const char*)&fields + umbrella_offset(); }
846 void set_umbrella_offset() INLINE { set_umbrella_offset(sizeof(fields)); }
847
848 typedef typename P::E E;
849 private:
850 sub_framework_command fields;
851 };
852
853
854 //
855 // mach-o sub_client load command
856 //
857 template <typename P>
858 class macho_sub_client_command {
859 public:
860 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
861 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
862
863 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
864 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
865
866 uint32_t client_offset() const INLINE { return E::get32(fields.client.offset); }
867 void set_client_offset(uint32_t value) INLINE { E::set32(fields.client.offset, value); }
868
869 const char* client() const INLINE { return (const char*)&fields + client_offset(); }
870 void set_client_offset() INLINE { set_client_offset(sizeof(fields)); }
871
872 typedef typename P::E E;
873 private:
874 sub_client_command fields;
875 };
876
877
878 //
879 // mach-o sub_umbrella load command
880 //
881 template <typename P>
882 class macho_sub_umbrella_command {
883 public:
884 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
885 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
886
887 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
888 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
889
890 uint32_t sub_umbrella_offset() const INLINE { return E::get32(fields.sub_umbrella.offset); }
891 void set_sub_umbrella_offset(uint32_t value) INLINE { E::set32(fields.sub_umbrella.offset, value); }
892
893 const char* sub_umbrella() const INLINE { return (const char*)&fields + sub_umbrella_offset(); }
894 void set_sub_umbrella_offset() INLINE { set_sub_umbrella_offset(sizeof(fields)); }
895
896 typedef typename P::E E;
897 private:
898 sub_umbrella_command fields;
899 };
900
901
902 //
903 // mach-o sub_library load command
904 //
905 template <typename P>
906 class macho_sub_library_command {
907 public:
908 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
909 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
910
911 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
912 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
913
914 uint32_t sub_library_offset() const INLINE { return E::get32(fields.sub_library.offset); }
915 void set_sub_library_offset(uint32_t value) INLINE { E::set32(fields.sub_library.offset, value); }
916
917 const char* sub_library() const INLINE { return (const char*)&fields + sub_library_offset(); }
918 void set_sub_library_offset() INLINE { set_sub_library_offset(sizeof(fields)); }
919
920 typedef typename P::E E;
921 private:
922 sub_library_command fields;
923 };
924
925
926 //
927 // mach-o uuid load command
928 //
929 template <typename P>
930 class macho_uuid_command {
931 public:
932 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
933 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
934
935 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
936 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
937
938 const uint8_t* uuid() const INLINE { return fields.uuid; }
939 void set_uuid(const uint8_t u[16]) INLINE { memcpy(&fields.uuid, u, 16); }
940
941 typedef typename P::E E;
942 private:
943 uuid_command fields;
944 };
945
946
947 //
948 // mach-o routines load command
949 //
950 template <typename P> struct macho_routines_content {};
951 template <> struct macho_routines_content<Pointer32<BigEndian> > { routines_command fields; enum { CMD = LC_ROUTINES }; };
952 template <> struct macho_routines_content<Pointer64<BigEndian> > { routines_command_64 fields; enum { CMD = LC_ROUTINES_64 }; };
953 template <> struct macho_routines_content<Pointer32<LittleEndian> > { routines_command fields; enum { CMD = LC_ROUTINES }; };
954 template <> struct macho_routines_content<Pointer64<LittleEndian> > { routines_command_64 fields; enum { CMD = LC_ROUTINES_64 }; };
955
956 template <typename P>
957 class macho_routines_command {
958 public:
959 uint32_t cmd() const INLINE { return E::get32(routines.fields.cmd); }
960 void set_cmd(uint32_t value) INLINE { E::set32(routines.fields.cmd, value); }
961
962 uint32_t cmdsize() const INLINE { return E::get32(routines.fields.cmdsize); }
963 void set_cmdsize(uint32_t value) INLINE { E::set32(routines.fields.cmdsize, value); }
964
965 uint64_t init_address() const INLINE { return P::getP(routines.fields.init_address); }
966 void set_init_address(uint64_t value) INLINE { P::setP(routines.fields.init_address, value); }
967
968 uint64_t init_module() const INLINE { return P::getP(routines.fields.init_module); }
969 void set_init_module(uint64_t value) INLINE { P::setP(routines.fields.init_module, value); }
970
971 uint64_t reserved1() const INLINE { return P::getP(routines.fields.reserved1); }
972 void set_reserved1(uint64_t value) INLINE { P::setP(routines.fields.reserved1, value); }
973
974 uint64_t reserved2() const INLINE { return P::getP(routines.fields.reserved2); }
975 void set_reserved2(uint64_t value) INLINE { P::setP(routines.fields.reserved2, value); }
976
977 uint64_t reserved3() const INLINE { return P::getP(routines.fields.reserved3); }
978 void set_reserved3(uint64_t value) INLINE { P::setP(routines.fields.reserved3, value); }
979
980 uint64_t reserved4() const INLINE { return P::getP(routines.fields.reserved4); }
981 void set_reserved4(uint64_t value) INLINE { P::setP(routines.fields.reserved4, value); }
982
983 uint64_t reserved5() const INLINE { return P::getP(routines.fields.reserved5); }
984 void set_reserved5(uint64_t value) INLINE { P::setP(routines.fields.reserved5, value); }
985
986 uint64_t reserved6() const INLINE { return P::getP(routines.fields.reserved6); }
987 void set_reserved6(uint64_t value) INLINE { P::setP(routines.fields.reserved6, value); }
988
989 typedef typename P::E E;
990 enum {
991 CMD = macho_routines_content<P>::CMD
992 };
993 private:
994 macho_routines_content<P> routines;
995 };
996
997
998 //
999 // mach-o symbol table load command
1000 //
1001 template <typename P>
1002 class macho_symtab_command {
1003 public:
1004 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
1005 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
1006
1007 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
1008 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
1009
1010 uint32_t symoff() const INLINE { return E::get32(fields.symoff); }
1011 void set_symoff(uint32_t value) INLINE { E::set32(fields.symoff, value); }
1012
1013 uint32_t nsyms() const INLINE { return E::get32(fields.nsyms); }
1014 void set_nsyms(uint32_t value) INLINE { E::set32(fields.nsyms, value); }
1015
1016 uint32_t stroff() const INLINE { return E::get32(fields.stroff); }
1017 void set_stroff(uint32_t value) INLINE { E::set32(fields.stroff, value); }
1018
1019 uint32_t strsize() const INLINE { return E::get32(fields.strsize); }
1020 void set_strsize(uint32_t value) INLINE { E::set32(fields.strsize, value); }
1021
1022
1023 typedef typename P::E E;
1024 private:
1025 symtab_command fields;
1026 };
1027
1028
1029 //
1030 // mach-o dynamic symbol table load command
1031 //
1032 template <typename P>
1033 class macho_dysymtab_command {
1034 public:
1035 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
1036 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
1037
1038 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
1039 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
1040
1041 uint32_t ilocalsym() const INLINE { return E::get32(fields.ilocalsym); }
1042 void set_ilocalsym(uint32_t value) INLINE { E::set32(fields.ilocalsym, value); }
1043
1044 uint32_t nlocalsym() const INLINE { return E::get32(fields.nlocalsym); }
1045 void set_nlocalsym(uint32_t value) INLINE { E::set32(fields.nlocalsym, value); }
1046
1047 uint32_t iextdefsym() const INLINE { return E::get32(fields.iextdefsym); }
1048 void set_iextdefsym(uint32_t value) INLINE { E::set32(fields.iextdefsym, value); }
1049
1050 uint32_t nextdefsym() const INLINE { return E::get32(fields.nextdefsym); }
1051 void set_nextdefsym(uint32_t value) INLINE { E::set32(fields.nextdefsym, value); }
1052
1053 uint32_t iundefsym() const INLINE { return E::get32(fields.iundefsym); }
1054 void set_iundefsym(uint32_t value) INLINE { E::set32(fields.iundefsym, value); }
1055
1056 uint32_t nundefsym() const INLINE { return E::get32(fields.nundefsym); }
1057 void set_nundefsym(uint32_t value) INLINE { E::set32(fields.nundefsym, value); }
1058
1059 uint32_t tocoff() const INLINE { return E::get32(fields.tocoff); }
1060 void set_tocoff(uint32_t value) INLINE { E::set32(fields.tocoff, value); }
1061
1062 uint32_t ntoc() const INLINE { return E::get32(fields.ntoc); }
1063 void set_ntoc(uint32_t value) INLINE { E::set32(fields.ntoc, value); }
1064
1065 uint32_t modtaboff() const INLINE { return E::get32(fields.modtaboff); }
1066 void set_modtaboff(uint32_t value) INLINE { E::set32(fields.modtaboff, value); }
1067
1068 uint32_t nmodtab() const INLINE { return E::get32(fields.nmodtab); }
1069 void set_nmodtab(uint32_t value) INLINE { E::set32(fields.nmodtab, value); }
1070
1071 uint32_t extrefsymoff() const INLINE { return E::get32(fields.extrefsymoff); }
1072 void set_extrefsymoff(uint32_t value) INLINE { E::set32(fields.extrefsymoff, value); }
1073
1074 uint32_t nextrefsyms() const INLINE { return E::get32(fields.nextrefsyms); }
1075 void set_nextrefsyms(uint32_t value) INLINE { E::set32(fields.nextrefsyms, value); }
1076
1077 uint32_t indirectsymoff() const INLINE { return E::get32(fields.indirectsymoff); }
1078 void set_indirectsymoff(uint32_t value) INLINE { E::set32(fields.indirectsymoff, value); }
1079
1080 uint32_t nindirectsyms() const INLINE { return E::get32(fields.nindirectsyms); }
1081 void set_nindirectsyms(uint32_t value) INLINE { E::set32(fields.nindirectsyms, value); }
1082
1083 uint32_t extreloff() const INLINE { return E::get32(fields.extreloff); }
1084 void set_extreloff(uint32_t value) INLINE { E::set32(fields.extreloff, value); }
1085
1086 uint32_t nextrel() const INLINE { return E::get32(fields.nextrel); }
1087 void set_nextrel(uint32_t value) INLINE { E::set32(fields.nextrel, value); }
1088
1089 uint32_t locreloff() const INLINE { return E::get32(fields.locreloff); }
1090 void set_locreloff(uint32_t value) INLINE { E::set32(fields.locreloff, value); }
1091
1092 uint32_t nlocrel() const INLINE { return E::get32(fields.nlocrel); }
1093 void set_nlocrel(uint32_t value) INLINE { E::set32(fields.nlocrel, value); }
1094
1095 typedef typename P::E E;
1096 private:
1097 dysymtab_command fields;
1098 };
1099
1100
1101
1102
1103 //
1104 // mach-o module table entry (for compatibility with old ld/dyld)
1105 //
1106 template <typename P> struct macho_dylib_module_content {};
1107 template <> struct macho_dylib_module_content<Pointer32<BigEndian> > { struct dylib_module fields; };
1108 template <> struct macho_dylib_module_content<Pointer32<LittleEndian> > { struct dylib_module fields; };
1109 template <> struct macho_dylib_module_content<Pointer64<BigEndian> > { struct dylib_module_64 fields; };
1110 template <> struct macho_dylib_module_content<Pointer64<LittleEndian> > { struct dylib_module_64 fields; };
1111
1112 template <typename P>
1113 class macho_dylib_module {
1114 public:
1115 uint32_t module_name() const INLINE { return E::get32(module.fields.module_name); }
1116 void set_module_name(uint32_t value) INLINE { E::set32(module.fields.module_name, value); }
1117
1118 uint32_t iextdefsym() const INLINE { return E::get32(module.fields.iextdefsym); }
1119 void set_iextdefsym(uint32_t value) INLINE { E::set32(module.fields.iextdefsym, value); }
1120
1121 uint32_t nextdefsym() const INLINE { return E::get32(module.fields.nextdefsym); }
1122 void set_nextdefsym(uint32_t value) INLINE { E::set32(module.fields.nextdefsym, value); }
1123
1124 uint32_t irefsym() const INLINE { return E::get32(module.fields.irefsym); }
1125 void set_irefsym(uint32_t value) INLINE { E::set32(module.fields.irefsym, value); }
1126
1127 uint32_t nrefsym() const INLINE { return E::get32(module.fields.nrefsym); }
1128 void set_nrefsym(uint32_t value) INLINE { E::set32(module.fields.nrefsym, value); }
1129
1130 uint32_t ilocalsym() const INLINE { return E::get32(module.fields.ilocalsym); }
1131 void set_ilocalsym(uint32_t value) INLINE { E::set32(module.fields.ilocalsym, value); }
1132
1133 uint32_t nlocalsym() const INLINE { return E::get32(module.fields.nlocalsym); }
1134 void set_nlocalsym(uint32_t value) INLINE { E::set32(module.fields.nlocalsym, value); }
1135
1136 uint32_t iextrel() const INLINE { return E::get32(module.fields.iextrel); }
1137 void set_iextrel(uint32_t value) INLINE { E::set32(module.fields.iextrel, value); }
1138
1139 uint32_t nextrel() const INLINE { return E::get32(module.fields.nextrel); }
1140 void set_nextrel(uint32_t value) INLINE { E::set32(module.fields.nextrel, value); }
1141
1142 uint16_t iinit() const INLINE { return E::get32(module.fields.iinit_iterm) & 0xFFFF; }
1143 uint16_t iterm() const INLINE { return E::get32(module.fields.iinit_iterm) > 16; }
1144 void set_iinit_iterm(uint16_t init, uint16_t term) INLINE { E::set32(module.fields.iinit_iterm, (term<<16) | (init &0xFFFF)); }
1145
1146 uint16_t ninit() const INLINE { return E::get32(module.fields.ninit_nterm) & 0xFFFF; }
1147 uint16_t nterm() const INLINE { return E::get32(module.fields.ninit_nterm) > 16; }
1148 void set_ninit_nterm(uint16_t init, uint16_t term) INLINE { E::set32(module.fields.ninit_nterm, (term<<16) | (init &0xFFFF)); }
1149
1150 uint64_t objc_module_info_addr() const INLINE { return P::getP(module.fields.objc_module_info_addr); }
1151 void set_objc_module_info_addr(uint64_t value) INLINE { P::setP(module.fields.objc_module_info_addr, value); }
1152
1153 uint32_t objc_module_info_size() const INLINE { return E::get32(module.fields.objc_module_info_size); }
1154 void set_objc_module_info_size(uint32_t value) INLINE { E::set32(module.fields.objc_module_info_size, value); }
1155
1156
1157 typedef typename P::E E;
1158 private:
1159 macho_dylib_module_content<P> module;
1160 };
1161
1162
1163 //
1164 // mach-o dylib_reference entry
1165 //
1166 template <typename P>
1167 class macho_dylib_reference {
1168 public:
1169 uint32_t isym() const INLINE { return E::getBits(fields, 0, 24); }
1170 void set_isym(uint32_t value) INLINE { E::setBits(fields, value, 0, 24); }
1171
1172 uint8_t flags() const INLINE { return E::getBits(fields, 24, 8); }
1173 void set_flags(uint8_t value) INLINE { E::setBits(fields, value, 24, 8); }
1174
1175 typedef typename P::E E;
1176 private:
1177 uint32_t fields;
1178 };
1179
1180
1181
1182 //
1183 // mach-o two-level hints load command
1184 //
1185 template <typename P>
1186 class macho_dylib_table_of_contents {
1187 public:
1188 uint32_t symbol_index() const INLINE { return E::get32(fields.symbol_index); }
1189 void set_symbol_index(uint32_t value) INLINE { E::set32(fields.symbol_index, value); }
1190
1191 uint32_t module_index() const INLINE { return E::get32(fields.module_index); }
1192 void set_module_index(uint32_t value) INLINE { E::set32(fields.module_index, value); }
1193
1194 typedef typename P::E E;
1195 private:
1196 dylib_table_of_contents fields;
1197 };
1198
1199
1200
1201 //
1202 // mach-o two-level hints load command
1203 //
1204 template <typename P>
1205 class macho_twolevel_hints_command {
1206 public:
1207 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
1208 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
1209
1210 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
1211 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
1212
1213 uint32_t offset() const INLINE { return E::get32(fields.offset); }
1214 void set_offset(uint32_t value) INLINE { E::set32(fields.offset, value); }
1215
1216 uint32_t nhints() const INLINE { return E::get32(fields.nhints); }
1217 void set_nhints(uint32_t value) INLINE { E::set32(fields.nhints, value); }
1218
1219 typedef typename P::E E;
1220 private:
1221 twolevel_hints_command fields;
1222 };
1223
1224
1225 //
1226 // mach-o threads load command
1227 //
1228 template <typename P>
1229 class macho_thread_command {
1230 public:
1231 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
1232 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
1233
1234 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
1235 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
1236
1237 uint32_t flavor() const INLINE { return E::get32(fields_flavor); }
1238 void set_flavor(uint32_t value) INLINE { E::set32(fields_flavor, value); }
1239
1240 uint32_t count() const INLINE { return E::get32(fields_count); }
1241 void set_count(uint32_t value) INLINE { E::set32(fields_count, value); }
1242
1243 uint64_t thread_register(uint32_t index) const INLINE { return P::getP(thread_registers[index]); }
1244 void set_thread_register(uint32_t index, uint64_t value) INLINE { P::setP(thread_registers[index], value); }
1245
1246 typedef typename P::E E;
1247 typedef typename P::uint_t pint_t;
1248 private:
1249 struct thread_command fields;
1250 uint32_t fields_flavor;
1251 uint32_t fields_count;
1252 pint_t thread_registers[1];
1253 };
1254
1255
1256 //
1257 // mach-o misc data
1258 //
1259 template <typename P>
1260 class macho_linkedit_data_command {
1261 public:
1262 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
1263 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
1264
1265 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
1266 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
1267
1268 uint32_t dataoff() const INLINE { return E::get32(fields.dataoff); }
1269 void set_dataoff(uint32_t value) INLINE { E::set32(fields.dataoff, value); }
1270
1271 uint32_t datasize() const INLINE { return E::get32(fields.datasize); }
1272 void set_datasize(uint32_t value)INLINE { E::set32(fields.datasize, value); }
1273
1274
1275 typedef typename P::E E;
1276 private:
1277 struct linkedit_data_command fields;
1278 };
1279
1280
1281 //
1282 // mach-o rpath
1283 //
1284 template <typename P>
1285 class macho_rpath_command {
1286 public:
1287 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
1288 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
1289
1290 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
1291 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
1292
1293 uint32_t path_offset() const INLINE { return E::get32(fields.path.offset); }
1294 void set_path_offset(uint32_t value) INLINE { E::set32(fields.path.offset, value); }
1295
1296 const char* path() const INLINE { return (const char*)&fields + path_offset(); }
1297 void set_path_offset() INLINE { set_path_offset(sizeof(fields)); }
1298
1299
1300 typedef typename P::E E;
1301 private:
1302 struct rpath_command fields;
1303 };
1304
1305
1306
1307 //
1308 // mach-o symbol table entry
1309 //
1310 template <typename P> struct macho_nlist_content {};
1311 template <> struct macho_nlist_content<Pointer32<BigEndian> > { struct nlist fields; };
1312 template <> struct macho_nlist_content<Pointer64<BigEndian> > { struct nlist_64 fields; };
1313 template <> struct macho_nlist_content<Pointer32<LittleEndian> > { struct nlist fields; };
1314 template <> struct macho_nlist_content<Pointer64<LittleEndian> > { struct nlist_64 fields; };
1315
1316 template <typename P>
1317 class macho_nlist {
1318 public:
1319 uint32_t n_strx() const INLINE { return E::get32(entry.fields.n_un.n_strx); }
1320 void set_n_strx(uint32_t value) INLINE { E::set32((uint32_t&)entry.fields.n_un.n_strx, value); }
1321
1322 uint8_t n_type() const INLINE { return entry.fields.n_type; }
1323 void set_n_type(uint8_t value) INLINE { entry.fields.n_type = value; }
1324
1325 uint8_t n_sect() const INLINE { return entry.fields.n_sect; }
1326 void set_n_sect(uint8_t value) INLINE { entry.fields.n_sect = value; }
1327
1328 uint16_t n_desc() const INLINE { return E::get16(entry.fields.n_desc); }
1329 void set_n_desc(uint16_t value) INLINE { E::set16((uint16_t&)entry.fields.n_desc, value); }
1330
1331 uint64_t n_value() const INLINE { return P::getP(entry.fields.n_value); }
1332 void set_n_value(uint64_t value) INLINE { P::setP(entry.fields.n_value, value); }
1333
1334 typedef typename P::E E;
1335 private:
1336 macho_nlist_content<P> entry;
1337 };
1338
1339
1340
1341 //
1342 // mach-o relocation info
1343 //
1344 template <typename P>
1345 class macho_relocation_info {
1346 public:
1347 uint32_t r_address() const INLINE { return E::get32(address); }
1348 void set_r_address(uint32_t value) INLINE { E::set32(address, value); }
1349
1350 uint32_t r_symbolnum() const INLINE { return E::getBits(other, 0, 24); }
1351 void set_r_symbolnum(uint32_t value) INLINE { E::setBits(other, value, 0, 24); }
1352
1353 bool r_pcrel() const INLINE { return E::getBits(other, 24, 1); }
1354 void set_r_pcrel(bool value) INLINE { E::setBits(other, value, 24, 1); }
1355
1356 uint8_t r_length() const INLINE { return E::getBits(other, 25, 2); }
1357 void set_r_length(uint8_t value) INLINE { E::setBits(other, value, 25, 2); }
1358
1359 bool r_extern() const INLINE { return E::getBits(other, 27, 1); }
1360 void set_r_extern(bool value) INLINE { E::setBits(other, value, 27, 1); }
1361
1362 uint8_t r_type() const INLINE { return E::getBits(other, 28, 4); }
1363 void set_r_type(uint8_t value) INLINE { E::setBits(other, value, 28, 4); }
1364
1365 void set_r_length() INLINE { set_r_length((sizeof(typename P::uint_t)==8) ? 3 : 2); }
1366
1367 typedef typename P::E E;
1368 private:
1369 uint32_t address;
1370 uint32_t other;
1371 };
1372
1373
1374 //
1375 // mach-o scattered relocation info
1376 // The bit fields are always in big-endian order (see mach-o/reloc.h)
1377 //
1378 template <typename P>
1379 class macho_scattered_relocation_info {
1380 public:
1381 bool r_scattered() const INLINE { return BigEndian::getBitsRaw(E::get32(other), 0, 1); }
1382 void set_r_scattered(bool x) INLINE { uint32_t temp = E::get32(other); BigEndian::setBitsRaw(temp, x, 0, 1); E::set32(other, temp); }
1383
1384 bool r_pcrel() const INLINE { return BigEndian::getBitsRaw(E::get32(other), 1, 1); }
1385 void set_r_pcrel(bool x) INLINE { uint32_t temp = E::get32(other); BigEndian::setBitsRaw(temp, x, 1, 1); E::set32(other, temp); }
1386
1387 uint8_t r_length() const INLINE { return BigEndian::getBitsRaw(E::get32(other), 2, 2); }
1388 void set_r_length(uint8_t x) INLINE { uint32_t temp = E::get32(other); BigEndian::setBitsRaw(temp, x, 2, 2); E::set32(other, temp); }
1389
1390 uint8_t r_type() const INLINE { return BigEndian::getBitsRaw(E::get32(other), 4, 4); }
1391 void set_r_type(uint8_t x) INLINE { uint32_t temp = E::get32(other); BigEndian::setBitsRaw(temp, x, 4, 4); E::set32(other, temp); }
1392
1393 uint32_t r_address() const INLINE { return BigEndian::getBitsRaw(E::get32(other), 8, 24); }
1394 void set_r_address(uint32_t x) { if ( x > 0x00FFFFFF ) throw "scattered reloc r_address too large";
1395 uint32_t temp = E::get32(other); BigEndian::setBitsRaw(temp, x, 8, 24); E::set32(other, temp); }
1396
1397 uint32_t r_value() const INLINE { return E::get32(value); }
1398 void set_r_value(uint32_t x) INLINE { E::set32(value, x); }
1399
1400 uint32_t r_other() const INLINE { return other; }
1401
1402 void set_r_length() INLINE { set_r_length((sizeof(typename P::uint_t)==8) ? 3 : 2); }
1403
1404 typedef typename P::E E;
1405 private:
1406 uint32_t other;
1407 uint32_t value;
1408 };
1409
1410
1411
1412 //
1413 // mach-o encyrption info load command
1414 //
1415 template <typename P> struct macho_encryption_info_content {};
1416 template <> struct macho_encryption_info_content<Pointer32<BigEndian> > { struct encryption_info_command fields; };
1417 template <> struct macho_encryption_info_content<Pointer64<BigEndian> > { struct encryption_info_command_64 fields; };
1418 template <> struct macho_encryption_info_content<Pointer32<LittleEndian> > { struct encryption_info_command fields; };
1419 template <> struct macho_encryption_info_content<Pointer64<LittleEndian> > { struct encryption_info_command_64 fields; };
1420
1421
1422 template <typename P>
1423 class macho_encryption_info_command {
1424 public:
1425 uint32_t cmd() const INLINE { return E::get32(entry.fields.cmd); }
1426 void set_cmd(uint32_t value) INLINE { E::set32(entry.fields.cmd, value); }
1427
1428 uint32_t cmdsize() const INLINE { return E::get32(entry.fields.cmdsize); }
1429 void set_cmdsize(uint32_t value) INLINE { E::set32(entry.fields.cmdsize, value); }
1430
1431 uint32_t cryptoff() const INLINE { return E::get32(entry.fields.cryptoff); }
1432 void set_cryptoff(uint32_t value) INLINE { E::set32(entry.fields.cryptoff, value); }
1433
1434 uint32_t cryptsize() const INLINE { return E::get32(entry.fields.cryptsize); }
1435 void set_cryptsize(uint32_t value) INLINE { E::set32(entry.fields.cryptsize, value); }
1436
1437 uint32_t cryptid() const INLINE { return E::get32(entry.fields.cryptid); }
1438 void set_cryptid(uint32_t value) INLINE { E::set32(entry.fields.cryptid, value); }
1439
1440 uint32_t pad() const INLINE { return E::get32(entry.fields.pad); }
1441 void set_pad(uint32_t value) INLINE { E::set32(entry.fields.pad, value); }
1442
1443 typedef typename P::E E;
1444 private:
1445 macho_encryption_info_content<P> entry;
1446 };
1447
1448
1449 //
1450 // start of __unwind_info section
1451 //
1452 template <typename P>
1453 class macho_unwind_info_section_header {
1454 public:
1455 uint32_t version() const INLINE { return E::get32(fields.version); }
1456 void set_version(uint32_t value) INLINE { E::set32(fields.version, value); }
1457
1458 uint32_t commonEncodingsArraySectionOffset() const INLINE { return E::get32(fields.commonEncodingsArraySectionOffset); }
1459 void set_commonEncodingsArraySectionOffset(uint32_t value) INLINE { E::set32(fields.commonEncodingsArraySectionOffset, value); }
1460
1461 uint32_t commonEncodingsArrayCount() const INLINE { return E::get32(fields.commonEncodingsArrayCount); }
1462 void set_commonEncodingsArrayCount(uint32_t value) INLINE { E::set32(fields.commonEncodingsArrayCount, value); }
1463
1464 uint32_t personalityArraySectionOffset() const INLINE { return E::get32(fields.personalityArraySectionOffset); }
1465 void set_personalityArraySectionOffset(uint32_t value) INLINE { E::set32(fields.personalityArraySectionOffset, value); }
1466
1467 uint32_t personalityArrayCount() const INLINE { return E::get32(fields.personalityArrayCount); }
1468 void set_personalityArrayCount(uint32_t value) INLINE { E::set32(fields.personalityArrayCount, value); }
1469
1470 uint32_t indexSectionOffset() const INLINE { return E::get32(fields.indexSectionOffset); }
1471 void set_indexSectionOffset(uint32_t value) INLINE { E::set32(fields.indexSectionOffset, value); }
1472
1473 uint32_t indexCount() const INLINE { return E::get32(fields.indexCount); }
1474 void set_indexCount(uint32_t value) INLINE { E::set32(fields.indexCount, value); }
1475
1476 typedef typename P::E E;
1477 private:
1478 unwind_info_section_header fields;
1479 };
1480
1481
1482
1483 //
1484 // uwind first level index entry
1485 //
1486 template <typename P>
1487 class macho_unwind_info_section_header_index_entry {
1488 public:
1489 uint32_t functionOffset() const INLINE { return E::get32(fields.functionOffset); }
1490 void set_functionOffset(uint32_t value) INLINE { E::set32(fields.functionOffset, value); }
1491
1492 uint32_t secondLevelPagesSectionOffset() const INLINE { return E::get32(fields.secondLevelPagesSectionOffset); }
1493 void set_secondLevelPagesSectionOffset(uint32_t value) INLINE { E::set32(fields.secondLevelPagesSectionOffset, value); }
1494
1495 uint32_t lsdaIndexArraySectionOffset() const INLINE { return E::get32(fields.lsdaIndexArraySectionOffset); }
1496 void set_lsdaIndexArraySectionOffset(uint32_t value) INLINE { E::set32(fields.lsdaIndexArraySectionOffset, value); }
1497
1498 typedef typename P::E E;
1499 private:
1500 unwind_info_section_header_index_entry fields;
1501 };
1502
1503
1504 //
1505 // LSDA table entry
1506 //
1507 template <typename P>
1508 class macho_unwind_info_section_header_lsda_index_entry {
1509 public:
1510 uint32_t functionOffset() const INLINE { return E::get32(fields.functionOffset); }
1511 void set_functionOffset(uint32_t value) INLINE { E::set32(fields.functionOffset, value); }
1512
1513 uint32_t lsdaOffset() const INLINE { return E::get32(fields.lsdaOffset); }
1514 void set_lsdaOffset(uint32_t value) INLINE { E::set32(fields.lsdaOffset, value); }
1515
1516 typedef typename P::E E;
1517 private:
1518 unwind_info_section_header_lsda_index_entry fields;
1519 };
1520
1521
1522 //
1523 // regular second level entry
1524 //
1525 template <typename P>
1526 class macho_unwind_info_regular_second_level_entry {
1527 public:
1528 uint32_t functionOffset() const INLINE { return E::get32(fields.functionOffset); }
1529 void set_functionOffset(uint32_t value) INLINE { E::set32(fields.functionOffset, value); }
1530
1531 uint32_t encoding() const INLINE { return E::get32(fields.encoding); }
1532 void set_encoding(uint32_t value) INLINE { E::set32(fields.encoding, value); }
1533
1534 typedef typename P::E E;
1535 private:
1536 unwind_info_regular_second_level_entry fields;
1537 };
1538
1539
1540 //
1541 // start of second level regular page
1542 //
1543 template <typename P>
1544 class macho_unwind_info_regular_second_level_page_header {
1545 public:
1546 uint32_t kind() const INLINE { return E::get32(fields.kind); }
1547 void set_kind(uint32_t value) INLINE { E::set32(fields.kind, value); }
1548
1549 uint16_t entryPageOffset() const INLINE { return E::get16(fields.entryPageOffset); }
1550 void set_entryPageOffset(uint16_t value) INLINE { E::set16((uint16_t&)fields.entryPageOffset, value); }
1551
1552 uint16_t entryCount() const INLINE { return E::get16(fields.entryCount); }
1553 void set_entryCount(uint16_t value) INLINE { E::set16((uint16_t&)fields.entryCount, value); }
1554
1555 typedef typename P::E E;
1556 private:
1557 unwind_info_regular_second_level_page_header fields;
1558 };
1559
1560
1561 //
1562 // start of second level compressed page
1563 //
1564 template <typename P>
1565 class macho_unwind_info_compressed_second_level_page_header {
1566 public:
1567 uint32_t kind() const INLINE { return E::get32(fields.kind); }
1568 void set_kind(uint32_t value) INLINE { E::set32(fields.kind, value); }
1569
1570 uint16_t entryPageOffset() const INLINE { return E::get16(fields.entryPageOffset); }
1571 void set_entryPageOffset(uint16_t value) INLINE { E::set16((uint16_t&)fields.entryPageOffset, value); }
1572
1573 uint16_t entryCount() const INLINE { return E::get16(fields.entryCount); }
1574 void set_entryCount(uint16_t value) INLINE { E::set16((uint16_t&)fields.entryCount, value); }
1575
1576 uint16_t encodingsPageOffset() const INLINE { return E::get16(fields.encodingsPageOffset); }
1577 void set_encodingsPageOffset(uint16_t value) INLINE { E::set16((uint16_t&)fields.encodingsPageOffset, value); }
1578
1579 uint16_t encodingsCount() const INLINE { return E::get16(fields.encodingsCount); }
1580 void set_encodingsCount(uint16_t value) INLINE { E::set16((uint16_t&)fields.encodingsCount, value); }
1581
1582 typedef typename P::E E;
1583 private:
1584 unwind_info_compressed_second_level_page_header fields;
1585 };
1586
1587
1588 //
1589 // compressed dyld info load command
1590 //
1591 template <typename P>
1592 class macho_dyld_info_command {
1593 public:
1594 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
1595 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
1596
1597 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
1598 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
1599
1600 uint32_t rebase_off() const INLINE { return E::get32(fields.rebase_off); }
1601 void set_rebase_off(uint32_t value) INLINE { E::set32(fields.rebase_off, value); }
1602
1603 uint32_t rebase_size() const INLINE { return E::get32(fields.rebase_size); }
1604 void set_rebase_size(uint32_t value) INLINE { E::set32(fields.rebase_size, value); }
1605
1606 uint32_t bind_off() const INLINE { return E::get32(fields.bind_off); }
1607 void set_bind_off(uint32_t value) INLINE { E::set32(fields.bind_off, value); }
1608
1609 uint32_t bind_size() const INLINE { return E::get32(fields.bind_size); }
1610 void set_bind_size(uint32_t value) INLINE { E::set32(fields.bind_size, value); }
1611
1612 uint32_t weak_bind_off() const INLINE { return E::get32(fields.weak_bind_off); }
1613 void set_weak_bind_off(uint32_t value) INLINE { E::set32(fields.weak_bind_off, value); }
1614
1615 uint32_t weak_bind_size() const INLINE { return E::get32(fields.weak_bind_size); }
1616 void set_weak_bind_size(uint32_t value) INLINE { E::set32(fields.weak_bind_size, value); }
1617
1618 uint32_t lazy_bind_off() const INLINE { return E::get32(fields.lazy_bind_off); }
1619 void set_lazy_bind_off(uint32_t value) INLINE { E::set32(fields.lazy_bind_off, value); }
1620
1621 uint32_t lazy_bind_size() const INLINE { return E::get32(fields.lazy_bind_size); }
1622 void set_lazy_bind_size(uint32_t value) INLINE { E::set32(fields.lazy_bind_size, value); }
1623
1624 uint32_t export_off() const INLINE { return E::get32(fields.export_off); }
1625 void set_export_off(uint32_t value) INLINE { E::set32(fields.export_off, value); }
1626
1627 uint32_t export_size() const INLINE { return E::get32(fields.export_size); }
1628 void set_export_size(uint32_t value) INLINE { E::set32(fields.export_size, value); }
1629
1630
1631 typedef typename P::E E;
1632 private:
1633 dyld_info_command fields;
1634 };
1635
1636
1637 //
1638 // mach-o version load command
1639 //
1640 template <typename P>
1641 class macho_version_min_command {
1642 public:
1643 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
1644 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
1645
1646 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
1647 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
1648
1649 uint32_t version() const INLINE { return fields.version; }
1650 void set_version(uint32_t value) INLINE { E::set32(fields.version, value); }
1651
1652 #ifdef DICE_KIND_DATA
1653 uint32_t sdk() const INLINE { return fields.sdk; }
1654 void set_sdk(uint32_t value) INLINE { E::set32(fields.sdk, value); }
1655 #else
1656 uint32_t sdk() const INLINE { return fields.reserved; }
1657 void set_sdk(uint32_t value) INLINE { E::set32(fields.reserved, value); }
1658 #endif
1659
1660 typedef typename P::E E;
1661 private:
1662 version_min_command fields;
1663 };
1664
1665
1666 //
1667 // mach-o __LD, __compact_unwind section in object files
1668 //
1669 template <typename P>
1670 class macho_compact_unwind_entry {
1671 public:
1672 typedef typename P::E E;
1673 typedef typename P::uint_t pint_t;
1674
1675 pint_t codeStart() const INLINE { return P::getP(_codeStart); }
1676 void set_codeStart(pint_t value) INLINE { P::setP(_codeStart, value); }
1677
1678 uint32_t codeLen() const INLINE { return E::get32(_codeLen); }
1679 void set_codeLen(uint32_t value) INLINE { E::set32(_codeLen, value); }
1680
1681 uint32_t compactUnwindInfo() const INLINE { return E::get32(_compactUnwindInfo); }
1682 void set_compactUnwindInfo(uint32_t value) INLINE { E::set32(_compactUnwindInfo, value); }
1683
1684 pint_t personality() const INLINE { return P::getP(_personality); }
1685 void set_personality(pint_t value) INLINE { P::setP(_personality, value); }
1686
1687 pint_t lsda() const INLINE { return P::getP(_lsda); }
1688 void set_lsda(pint_t value) INLINE { P::setP(_lsda, value); }
1689
1690 static uint32_t codeStartFieldOffset() INLINE { return offsetof(macho_compact_unwind_entry<P>,_codeStart); }
1691 static uint32_t personalityFieldOffset() INLINE { return offsetof(macho_compact_unwind_entry<P>,_personality); }
1692 static uint32_t lsdaFieldOffset() INLINE { return offsetof(macho_compact_unwind_entry<P>,_lsda); }
1693
1694 private:
1695 pint_t _codeStart;
1696 uint32_t _codeLen;
1697 uint32_t _compactUnwindInfo;
1698 pint_t _personality;
1699 pint_t _lsda;
1700 };
1701
1702
1703 //
1704 // mach-o source version load command
1705 //
1706 template <typename P>
1707 class macho_source_version_command {
1708 public:
1709 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
1710 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
1711
1712 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
1713 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
1714
1715 uint64_t version() const INLINE { return fields.version; }
1716 void set_version(uint64_t value) INLINE { E::set64(fields.version, value); }
1717
1718 typedef typename P::E E;
1719 private:
1720 source_version_command fields;
1721 };
1722
1723
1724 //
1725 // mach-o source version load command
1726 //
1727 template <typename P>
1728 class macho_entry_point_command {
1729 public:
1730 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
1731 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
1732
1733 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
1734 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
1735
1736 uint64_t entryoff() const INLINE { return fields.entryoff; }
1737 void set_entryoff(uint64_t value) INLINE { E::set64(fields.entryoff, value); }
1738
1739 uint64_t stacksize() const INLINE { return fields.stacksize; }
1740 void set_stacksize(uint64_t value) INLINE { E::set64(fields.stacksize, value); }
1741
1742 typedef typename P::E E;
1743 private:
1744 entry_point_command fields;
1745 };
1746
1747
1748
1749 template <typename P>
1750 class macho_data_in_code_entry {
1751 public:
1752 uint32_t offset() const INLINE { return E::get32(fields.offset); }
1753 void set_offset(uint32_t value) INLINE { E::set32(fields.offset, value); }
1754
1755 uint16_t length() const INLINE { return E::get16(fields.length); }
1756 void set_length(uint16_t value) INLINE { E::set16((uint16_t&)fields.length, value); }
1757
1758 uint16_t kind() const INLINE { return E::get16(fields.kind); }
1759 void set_kind(uint16_t value) INLINE { E::set16((uint16_t&)fields.kind, value); }
1760
1761 typedef typename P::E E;
1762 private:
1763 data_in_code_entry fields;
1764 };
1765
1766 #ifndef DICE_KIND_DATA
1767 #define DICE_KIND_DATA 0x0001
1768 #define DICE_KIND_JUMP_TABLE8 0x0002
1769 #define DICE_KIND_JUMP_TABLE16 0x0003
1770 #define DICE_KIND_JUMP_TABLE32 0x0004
1771 #define DICE_KIND_ABS_JUMP_TABLE32 0x0005
1772 #endif
1773
1774 template <typename P>
1775 class macho_linker_option_command {
1776 public:
1777 uint32_t cmd() const INLINE { return E::get32(fields.cmd); }
1778 void set_cmd(uint32_t value) INLINE { E::set32(fields.cmd, value); }
1779
1780 uint32_t cmdsize() const INLINE { return E::get32(fields.cmdsize); }
1781 void set_cmdsize(uint32_t value) INLINE { E::set32(fields.cmdsize, value); }
1782
1783 uint64_t count() const INLINE { return fields.count; }
1784 void set_count(uint32_t value) INLINE { E::set32(fields.count, value); }
1785
1786 const char* buffer() const INLINE { return ((char*)&fields) + sizeof(linker_option_command); }
1787 char* buffer() INLINE { return ((char*)&fields) + sizeof(linker_option_command); }
1788
1789 typedef typename P::E E;
1790 private:
1791 linker_option_command fields;
1792 };
1793
1794
1795
1796
1797
1798 #endif // __MACH_O_FILE_ABSTRACTION__
1799
1800
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