Commit | Line | Data |
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3af9a47b | 1 | /* Mach-O support for BFD. |
154a1ee5 | 2 | Copyright 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 |
3af9a47b NC |
3 | Free Software Foundation, Inc. |
4 | ||
5 | This file is part of BFD, the Binary File Descriptor library. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
cd123cb7 | 9 | the Free Software Foundation; either version 3 of the License, or |
3af9a47b NC |
10 | (at your option) any later version. |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
a95a4550 | 18 | along with this program; if not, write to the Free Software |
cd123cb7 NC |
19 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
20 | MA 02110-1301, USA. */ | |
3af9a47b | 21 | |
3db64b00 | 22 | #include "sysdep.h" |
3af9a47b NC |
23 | #include "mach-o.h" |
24 | #include "bfd.h" | |
3af9a47b NC |
25 | #include "libbfd.h" |
26 | #include "libiberty.h" | |
15e1c58a | 27 | #include "aout/stab_gnu.h" |
3af9a47b NC |
28 | #include <ctype.h> |
29 | ||
154a1ee5 TG |
30 | #define bfd_mach_o_object_p bfd_mach_o_gen_object_p |
31 | #define bfd_mach_o_core_p bfd_mach_o_gen_core_p | |
42fa0891 | 32 | #define bfd_mach_o_mkobject bfd_mach_o_gen_mkobject |
116c20d2 | 33 | |
92bc0e80 TG |
34 | #define FILE_ALIGN(off, algn) \ |
35 | (((off) + ((file_ptr) 1 << (algn)) - 1) & ((file_ptr) -1 << (algn))) | |
36 | ||
ab273af8 | 37 | static int bfd_mach_o_read_symtab_symbols (bfd *); |
046b007d | 38 | |
c2f09c75 | 39 | unsigned int |
1e8a024a TG |
40 | bfd_mach_o_version (bfd *abfd) |
41 | { | |
42 | bfd_mach_o_data_struct *mdata = NULL; | |
43 | ||
44 | BFD_ASSERT (bfd_mach_o_valid (abfd)); | |
046b007d | 45 | mdata = bfd_mach_o_get_data (abfd); |
1e8a024a TG |
46 | |
47 | return mdata->header.version; | |
48 | } | |
49 | ||
b34976b6 | 50 | bfd_boolean |
116c20d2 | 51 | bfd_mach_o_valid (bfd *abfd) |
3af9a47b NC |
52 | { |
53 | if (abfd == NULL || abfd->xvec == NULL) | |
154a1ee5 | 54 | return FALSE; |
3af9a47b | 55 | |
154a1ee5 TG |
56 | if (abfd->xvec->flavour != bfd_target_mach_o_flavour) |
57 | return FALSE; | |
3af9a47b | 58 | |
046b007d | 59 | if (bfd_mach_o_get_data (abfd) == NULL) |
154a1ee5 TG |
60 | return FALSE; |
61 | return TRUE; | |
62 | } | |
63 | ||
c2f09c75 TG |
64 | static INLINE bfd_boolean |
65 | mach_o_wide_p (bfd_mach_o_header *header) | |
66 | { | |
67 | switch (header->version) | |
68 | { | |
69 | case 1: | |
70 | return FALSE; | |
71 | case 2: | |
72 | return TRUE; | |
73 | default: | |
74 | BFD_FAIL (); | |
75 | return FALSE; | |
76 | } | |
77 | } | |
78 | ||
79 | static INLINE bfd_boolean | |
80 | bfd_mach_o_wide_p (bfd *abfd) | |
81 | { | |
046b007d | 82 | return mach_o_wide_p (&bfd_mach_o_get_data (abfd)->header); |
c2f09c75 TG |
83 | } |
84 | ||
154a1ee5 TG |
85 | /* Tables to translate well known Mach-O segment/section names to bfd |
86 | names. Use of canonical names (such as .text or .debug_frame) is required | |
87 | by gdb. */ | |
88 | ||
89 | struct mach_o_section_name_xlat | |
90 | { | |
91 | const char *bfd_name; | |
92 | const char *mach_o_name; | |
8462aec7 | 93 | flagword flags; |
154a1ee5 TG |
94 | }; |
95 | ||
96 | static const struct mach_o_section_name_xlat dwarf_section_names_xlat[] = | |
97 | { | |
8462aec7 TG |
98 | { ".debug_frame", "__debug_frame", SEC_DEBUGGING }, |
99 | { ".debug_info", "__debug_info", SEC_DEBUGGING }, | |
100 | { ".debug_abbrev", "__debug_abbrev", SEC_DEBUGGING }, | |
101 | { ".debug_aranges", "__debug_aranges", SEC_DEBUGGING }, | |
102 | { ".debug_macinfo", "__debug_macinfo", SEC_DEBUGGING }, | |
103 | { ".debug_line", "__debug_line", SEC_DEBUGGING }, | |
104 | { ".debug_loc", "__debug_loc", SEC_DEBUGGING }, | |
105 | { ".debug_pubnames", "__debug_pubnames", SEC_DEBUGGING }, | |
106 | { ".debug_pubtypes", "__debug_pubtypes", SEC_DEBUGGING }, | |
107 | { ".debug_str", "__debug_str", SEC_DEBUGGING }, | |
108 | { ".debug_ranges", "__debug_ranges", SEC_DEBUGGING }, | |
109 | { NULL, NULL, 0} | |
154a1ee5 TG |
110 | }; |
111 | ||
112 | static const struct mach_o_section_name_xlat text_section_names_xlat[] = | |
113 | { | |
8462aec7 TG |
114 | { ".text", "__text", SEC_CODE | SEC_LOAD }, |
115 | { ".const", "__const", SEC_READONLY | SEC_DATA | SEC_LOAD }, | |
116 | { ".cstring", "__cstring", SEC_READONLY | SEC_DATA | SEC_LOAD }, | |
117 | { ".eh_frame", "__eh_frame", SEC_READONLY | SEC_LOAD }, | |
118 | { NULL, NULL, 0} | |
154a1ee5 TG |
119 | }; |
120 | ||
121 | static const struct mach_o_section_name_xlat data_section_names_xlat[] = | |
122 | { | |
8462aec7 TG |
123 | { ".data", "__data", SEC_DATA | SEC_LOAD }, |
124 | { ".const_data", "__const", SEC_DATA | SEC_LOAD }, | |
125 | { ".dyld", "__dyld", SEC_DATA | SEC_LOAD }, | |
126 | { ".lazy_symbol_ptr", "__la_symbol_ptr", SEC_DATA | SEC_LOAD }, | |
127 | { ".non_lazy_symbol_ptr", "__nl_symbol_ptr", SEC_DATA | SEC_LOAD }, | |
128 | { ".bss", "__bss", SEC_NO_FLAGS }, | |
129 | { NULL, NULL, 0} | |
154a1ee5 TG |
130 | }; |
131 | ||
132 | struct mach_o_segment_name_xlat | |
133 | { | |
134 | const char *segname; | |
135 | const struct mach_o_section_name_xlat *sections; | |
136 | }; | |
137 | ||
c2f09c75 | 138 | static const struct mach_o_segment_name_xlat segsec_names_xlat[] = |
154a1ee5 TG |
139 | { |
140 | { "__DWARF", dwarf_section_names_xlat }, | |
141 | { "__TEXT", text_section_names_xlat }, | |
142 | { "__DATA", data_section_names_xlat }, | |
143 | { NULL, NULL } | |
144 | }; | |
145 | ||
146 | ||
147 | /* Mach-O to bfd names. */ | |
148 | ||
8462aec7 TG |
149 | static void |
150 | bfd_mach_o_convert_section_name_to_bfd (bfd *abfd, bfd_mach_o_section *section, | |
151 | char **name, flagword *flags) | |
154a1ee5 TG |
152 | { |
153 | const struct mach_o_segment_name_xlat *seg; | |
154 | char *res; | |
155 | unsigned int len; | |
c2f09c75 | 156 | const char *pfx = ""; |
154a1ee5 | 157 | |
8462aec7 TG |
158 | *name = NULL; |
159 | *flags = SEC_NO_FLAGS; | |
160 | ||
154a1ee5 TG |
161 | for (seg = segsec_names_xlat; seg->segname; seg++) |
162 | { | |
163 | if (strcmp (seg->segname, section->segname) == 0) | |
164 | { | |
165 | const struct mach_o_section_name_xlat *sec; | |
166 | ||
167 | for (sec = seg->sections; sec->mach_o_name; sec++) | |
168 | { | |
169 | if (strcmp (sec->mach_o_name, section->sectname) == 0) | |
170 | { | |
171 | len = strlen (sec->bfd_name); | |
172 | res = bfd_alloc (abfd, len + 1); | |
c2f09c75 | 173 | |
154a1ee5 | 174 | if (res == NULL) |
8462aec7 | 175 | return; |
154a1ee5 | 176 | strcpy (res, sec->bfd_name); |
8462aec7 TG |
177 | *name = res; |
178 | *flags = sec->flags; | |
179 | return; | |
154a1ee5 TG |
180 | } |
181 | } | |
182 | } | |
183 | } | |
184 | ||
c2f09c75 | 185 | len = strlen (section->segname) + 1 |
154a1ee5 TG |
186 | + strlen (section->sectname) + 1; |
187 | ||
c2f09c75 TG |
188 | /* Put "LC_SEGMENT." prefix if the segment name is weird (ie doesn't start |
189 | with an underscore. */ | |
190 | if (section->segname[0] != '_') | |
191 | { | |
192 | static const char seg_pfx[] = "LC_SEGMENT."; | |
193 | ||
194 | pfx = seg_pfx; | |
195 | len += sizeof (seg_pfx) - 1; | |
196 | } | |
197 | ||
154a1ee5 TG |
198 | res = bfd_alloc (abfd, len); |
199 | if (res == NULL) | |
8462aec7 | 200 | return; |
c2f09c75 | 201 | snprintf (res, len, "%s%s.%s", pfx, section->segname, section->sectname); |
8462aec7 | 202 | *name = res; |
154a1ee5 TG |
203 | } |
204 | ||
c2f09c75 | 205 | /* Convert a bfd section name to a Mach-O segment + section name. */ |
154a1ee5 TG |
206 | |
207 | static void | |
208 | bfd_mach_o_convert_section_name_to_mach_o (bfd *abfd ATTRIBUTE_UNUSED, | |
209 | asection *sect, | |
210 | bfd_mach_o_section *section) | |
211 | { | |
212 | const struct mach_o_segment_name_xlat *seg; | |
213 | const char *name = bfd_get_section_name (abfd, sect); | |
214 | const char *dot; | |
215 | unsigned int len; | |
216 | unsigned int seglen; | |
217 | unsigned int seclen; | |
218 | ||
c2f09c75 TG |
219 | /* List of well known names. They all start with a dot. */ |
220 | if (name[0] == '.') | |
221 | for (seg = segsec_names_xlat; seg->segname; seg++) | |
222 | { | |
223 | const struct mach_o_section_name_xlat *sec; | |
224 | ||
225 | for (sec = seg->sections; sec->mach_o_name; sec++) | |
226 | { | |
227 | if (strcmp (sec->bfd_name, name) == 0) | |
228 | { | |
229 | strcpy (section->segname, seg->segname); | |
230 | strcpy (section->sectname, sec->mach_o_name); | |
231 | return; | |
232 | } | |
233 | } | |
234 | } | |
154a1ee5 TG |
235 | |
236 | /* Strip LC_SEGMENT. prefix. */ | |
237 | if (strncmp (name, "LC_SEGMENT.", 11) == 0) | |
238 | name += 11; | |
239 | ||
240 | /* Find a dot. */ | |
241 | dot = strchr (name, '.'); | |
242 | len = strlen (name); | |
243 | ||
244 | /* Try to split name into segment and section names. */ | |
245 | if (dot && dot != name) | |
246 | { | |
247 | seglen = dot - name; | |
248 | seclen = len - (dot + 1 - name); | |
249 | ||
250 | if (seglen < 16 && seclen < 16) | |
251 | { | |
252 | memcpy (section->segname, name, seglen); | |
253 | section->segname[seglen] = 0; | |
254 | memcpy (section->sectname, dot + 1, seclen); | |
255 | section->sectname[seclen] = 0; | |
256 | return; | |
257 | } | |
258 | } | |
259 | ||
260 | if (len > 16) | |
261 | len = 16; | |
262 | memcpy (section->segname, name, len); | |
263 | section->segname[len] = 0; | |
264 | memcpy (section->sectname, name, len); | |
265 | section->sectname[len] = 0; | |
3af9a47b NC |
266 | } |
267 | ||
b2b62060 TG |
268 | /* Return the size of an entry for section SEC. |
269 | Must be called only for symbol pointer section and symbol stubs | |
270 | sections. */ | |
271 | ||
272 | static unsigned int | |
273 | bfd_mach_o_section_get_entry_size (bfd *abfd, bfd_mach_o_section *sec) | |
274 | { | |
275 | switch (sec->flags & BFD_MACH_O_SECTION_TYPE_MASK) | |
276 | { | |
277 | case BFD_MACH_O_S_NON_LAZY_SYMBOL_POINTERS: | |
278 | case BFD_MACH_O_S_LAZY_SYMBOL_POINTERS: | |
279 | return bfd_mach_o_wide_p (abfd) ? 8 : 4; | |
280 | case BFD_MACH_O_S_SYMBOL_STUBS: | |
281 | return sec->reserved2; | |
282 | default: | |
283 | BFD_FAIL (); | |
284 | return 0; | |
285 | } | |
286 | } | |
287 | ||
288 | /* Return the number of indirect symbols for a section. | |
289 | Must be called only for symbol pointer section and symbol stubs | |
290 | sections. */ | |
291 | ||
292 | static unsigned int | |
293 | bfd_mach_o_section_get_nbr_indirect (bfd *abfd, bfd_mach_o_section *sec) | |
294 | { | |
295 | unsigned int elsz; | |
296 | ||
297 | elsz = bfd_mach_o_section_get_entry_size (abfd, sec); | |
298 | if (elsz == 0) | |
299 | return 0; | |
300 | else | |
301 | return sec->size / elsz; | |
302 | } | |
303 | ||
304 | ||
3af9a47b NC |
305 | /* Copy any private info we understand from the input symbol |
306 | to the output symbol. */ | |
307 | ||
154a1ee5 | 308 | bfd_boolean |
116c20d2 NC |
309 | bfd_mach_o_bfd_copy_private_symbol_data (bfd *ibfd ATTRIBUTE_UNUSED, |
310 | asymbol *isymbol ATTRIBUTE_UNUSED, | |
311 | bfd *obfd ATTRIBUTE_UNUSED, | |
312 | asymbol *osymbol ATTRIBUTE_UNUSED) | |
3af9a47b | 313 | { |
b34976b6 | 314 | return TRUE; |
3af9a47b NC |
315 | } |
316 | ||
317 | /* Copy any private info we understand from the input section | |
318 | to the output section. */ | |
319 | ||
154a1ee5 | 320 | bfd_boolean |
116c20d2 NC |
321 | bfd_mach_o_bfd_copy_private_section_data (bfd *ibfd ATTRIBUTE_UNUSED, |
322 | asection *isection ATTRIBUTE_UNUSED, | |
323 | bfd *obfd ATTRIBUTE_UNUSED, | |
324 | asection *osection ATTRIBUTE_UNUSED) | |
3af9a47b | 325 | { |
b34976b6 | 326 | return TRUE; |
3af9a47b NC |
327 | } |
328 | ||
329 | /* Copy any private info we understand from the input bfd | |
330 | to the output bfd. */ | |
331 | ||
154a1ee5 | 332 | bfd_boolean |
116c20d2 | 333 | bfd_mach_o_bfd_copy_private_bfd_data (bfd *ibfd, bfd *obfd) |
3af9a47b | 334 | { |
154a1ee5 TG |
335 | if (bfd_get_flavour (ibfd) != bfd_target_mach_o_flavour |
336 | || bfd_get_flavour (obfd) != bfd_target_mach_o_flavour) | |
337 | return TRUE; | |
338 | ||
3af9a47b NC |
339 | BFD_ASSERT (bfd_mach_o_valid (ibfd)); |
340 | BFD_ASSERT (bfd_mach_o_valid (obfd)); | |
341 | ||
154a1ee5 TG |
342 | /* FIXME: copy commands. */ |
343 | ||
b34976b6 | 344 | return TRUE; |
3af9a47b NC |
345 | } |
346 | ||
046b007d | 347 | /* Count the total number of symbols. */ |
154a1ee5 | 348 | |
3af9a47b | 349 | static long |
116c20d2 | 350 | bfd_mach_o_count_symbols (bfd *abfd) |
3af9a47b | 351 | { |
046b007d | 352 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
3af9a47b | 353 | |
046b007d TG |
354 | if (mdata->symtab == NULL) |
355 | return 0; | |
356 | return mdata->symtab->nsyms; | |
3af9a47b NC |
357 | } |
358 | ||
154a1ee5 | 359 | long |
116c20d2 | 360 | bfd_mach_o_get_symtab_upper_bound (bfd *abfd) |
3af9a47b NC |
361 | { |
362 | long nsyms = bfd_mach_o_count_symbols (abfd); | |
363 | ||
3af9a47b NC |
364 | return ((nsyms + 1) * sizeof (asymbol *)); |
365 | } | |
366 | ||
154a1ee5 | 367 | long |
116c20d2 | 368 | bfd_mach_o_canonicalize_symtab (bfd *abfd, asymbol **alocation) |
3af9a47b | 369 | { |
046b007d | 370 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
3af9a47b | 371 | long nsyms = bfd_mach_o_count_symbols (abfd); |
046b007d TG |
372 | bfd_mach_o_symtab_command *sym = mdata->symtab; |
373 | unsigned long j; | |
3af9a47b NC |
374 | |
375 | if (nsyms < 0) | |
376 | return nsyms; | |
377 | ||
ab273af8 | 378 | if (bfd_mach_o_read_symtab_symbols (abfd) != 0) |
3af9a47b | 379 | { |
046b007d TG |
380 | fprintf (stderr, |
381 | "bfd_mach_o_canonicalize_symtab: unable to load symbols\n"); | |
382 | return 0; | |
383 | } | |
3af9a47b | 384 | |
046b007d | 385 | BFD_ASSERT (sym->symbols != NULL); |
3af9a47b | 386 | |
046b007d TG |
387 | for (j = 0; j < sym->nsyms; j++) |
388 | alocation[j] = &sym->symbols[j].symbol; | |
3af9a47b | 389 | |
046b007d | 390 | alocation[j] = NULL; |
a95a4550 | 391 | |
3af9a47b NC |
392 | return nsyms; |
393 | } | |
394 | ||
b2b62060 TG |
395 | long |
396 | bfd_mach_o_get_synthetic_symtab (bfd *abfd, | |
397 | long symcount ATTRIBUTE_UNUSED, | |
398 | asymbol **syms ATTRIBUTE_UNUSED, | |
399 | long dynsymcount ATTRIBUTE_UNUSED, | |
400 | asymbol **dynsyms ATTRIBUTE_UNUSED, | |
401 | asymbol **ret) | |
402 | { | |
403 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); | |
404 | bfd_mach_o_dysymtab_command *dysymtab = mdata->dysymtab; | |
405 | bfd_mach_o_symtab_command *symtab = mdata->symtab; | |
406 | asymbol *s; | |
407 | unsigned long count, i, j, n; | |
408 | size_t size; | |
409 | char *names; | |
410 | char *nul_name; | |
411 | ||
412 | *ret = NULL; | |
413 | ||
414 | if (dysymtab == NULL || symtab == NULL || symtab->symbols == NULL) | |
415 | return 0; | |
416 | ||
417 | if (dysymtab->nindirectsyms == 0) | |
418 | return 0; | |
419 | ||
420 | count = dysymtab->nindirectsyms; | |
421 | size = count * sizeof (asymbol) + 1; | |
422 | ||
423 | for (j = 0; j < count; j++) | |
424 | { | |
425 | unsigned int isym = dysymtab->indirect_syms[j]; | |
426 | ||
427 | if (isym < symtab->nsyms && symtab->symbols[isym].symbol.name) | |
428 | size += strlen (symtab->symbols[isym].symbol.name) + sizeof ("$stub"); | |
429 | } | |
430 | ||
431 | s = *ret = (asymbol *) bfd_malloc (size); | |
432 | if (s == NULL) | |
433 | return -1; | |
434 | names = (char *) (s + count); | |
435 | nul_name = names; | |
436 | *names++ = 0; | |
437 | ||
438 | n = 0; | |
439 | for (i = 0; i < mdata->nsects; i++) | |
440 | { | |
441 | bfd_mach_o_section *sec = mdata->sections[i]; | |
91d6fa6a | 442 | unsigned int first, last; |
b2b62060 TG |
443 | bfd_vma addr; |
444 | bfd_vma entry_size; | |
445 | ||
446 | switch (sec->flags & BFD_MACH_O_SECTION_TYPE_MASK) | |
447 | { | |
448 | case BFD_MACH_O_S_NON_LAZY_SYMBOL_POINTERS: | |
449 | case BFD_MACH_O_S_LAZY_SYMBOL_POINTERS: | |
450 | case BFD_MACH_O_S_SYMBOL_STUBS: | |
451 | first = sec->reserved1; | |
452 | last = first + bfd_mach_o_section_get_nbr_indirect (abfd, sec); | |
453 | addr = sec->addr; | |
454 | entry_size = bfd_mach_o_section_get_entry_size (abfd, sec); | |
455 | for (j = first; j < last; j++) | |
456 | { | |
457 | unsigned int isym = dysymtab->indirect_syms[j]; | |
458 | ||
459 | s->flags = BSF_GLOBAL | BSF_SYNTHETIC; | |
460 | s->section = sec->bfdsection; | |
461 | s->value = addr - sec->addr; | |
462 | s->udata.p = NULL; | |
463 | ||
464 | if (isym < symtab->nsyms | |
465 | && symtab->symbols[isym].symbol.name) | |
466 | { | |
467 | const char *sym = symtab->symbols[isym].symbol.name; | |
468 | size_t len; | |
469 | ||
470 | s->name = names; | |
471 | len = strlen (sym); | |
472 | memcpy (names, sym, len); | |
473 | names += len; | |
474 | memcpy (names, "$stub", sizeof ("$stub")); | |
475 | names += sizeof ("$stub"); | |
476 | } | |
477 | else | |
478 | s->name = nul_name; | |
479 | ||
480 | addr += entry_size; | |
481 | s++; | |
482 | n++; | |
483 | } | |
484 | break; | |
485 | default: | |
486 | break; | |
487 | } | |
488 | } | |
489 | ||
490 | return n; | |
491 | } | |
492 | ||
154a1ee5 | 493 | void |
116c20d2 NC |
494 | bfd_mach_o_get_symbol_info (bfd *abfd ATTRIBUTE_UNUSED, |
495 | asymbol *symbol, | |
496 | symbol_info *ret) | |
3af9a47b NC |
497 | { |
498 | bfd_symbol_info (symbol, ret); | |
499 | } | |
500 | ||
154a1ee5 | 501 | void |
116c20d2 | 502 | bfd_mach_o_print_symbol (bfd *abfd, |
91d6fa6a | 503 | void * afile, |
116c20d2 NC |
504 | asymbol *symbol, |
505 | bfd_print_symbol_type how) | |
3af9a47b NC |
506 | { |
507 | FILE *file = (FILE *) afile; | |
15e1c58a | 508 | const char *name; |
92bc0e80 | 509 | bfd_mach_o_asymbol *asym = (bfd_mach_o_asymbol *)symbol; |
3af9a47b NC |
510 | |
511 | switch (how) | |
512 | { | |
513 | case bfd_print_symbol_name: | |
514 | fprintf (file, "%s", symbol->name); | |
515 | break; | |
516 | default: | |
91d6fa6a | 517 | bfd_print_symbol_vandf (abfd, (void *) file, symbol); |
92bc0e80 TG |
518 | if (asym->n_type & BFD_MACH_O_N_STAB) |
519 | name = bfd_get_stab_name (asym->n_type); | |
15e1c58a | 520 | else |
92bc0e80 | 521 | switch (asym->n_type & BFD_MACH_O_N_TYPE) |
15e1c58a TG |
522 | { |
523 | case BFD_MACH_O_N_UNDF: | |
524 | name = "UND"; | |
525 | break; | |
526 | case BFD_MACH_O_N_ABS: | |
527 | name = "ABS"; | |
528 | break; | |
529 | case BFD_MACH_O_N_INDR: | |
530 | name = "INDR"; | |
531 | break; | |
532 | case BFD_MACH_O_N_PBUD: | |
533 | name = "PBUD"; | |
534 | break; | |
535 | case BFD_MACH_O_N_SECT: | |
536 | name = "SECT"; | |
537 | break; | |
538 | default: | |
539 | name = "???"; | |
540 | break; | |
541 | } | |
542 | if (name == NULL) | |
543 | name = ""; | |
92bc0e80 TG |
544 | fprintf (file, " %02x %-6s %02x %04x", |
545 | asym->n_type, name, asym->n_sect, asym->n_desc); | |
546 | if ((asym->n_type & BFD_MACH_O_N_STAB) == 0 | |
547 | && (asym->n_type & BFD_MACH_O_N_TYPE) == BFD_MACH_O_N_SECT) | |
15e1c58a TG |
548 | fprintf (file, " %-5s", symbol->section->name); |
549 | fprintf (file, " %s", symbol->name); | |
3af9a47b NC |
550 | } |
551 | } | |
552 | ||
553 | static void | |
116c20d2 NC |
554 | bfd_mach_o_convert_architecture (bfd_mach_o_cpu_type mtype, |
555 | bfd_mach_o_cpu_subtype msubtype ATTRIBUTE_UNUSED, | |
556 | enum bfd_architecture *type, | |
557 | unsigned long *subtype) | |
3af9a47b NC |
558 | { |
559 | *subtype = bfd_arch_unknown; | |
560 | ||
561 | switch (mtype) | |
562 | { | |
563 | case BFD_MACH_O_CPU_TYPE_VAX: *type = bfd_arch_vax; break; | |
564 | case BFD_MACH_O_CPU_TYPE_MC680x0: *type = bfd_arch_m68k; break; | |
1e8a024a TG |
565 | case BFD_MACH_O_CPU_TYPE_I386: |
566 | *type = bfd_arch_i386; | |
567 | *subtype = bfd_mach_i386_i386; | |
568 | break; | |
569 | case BFD_MACH_O_CPU_TYPE_X86_64: | |
570 | *type = bfd_arch_i386; | |
571 | *subtype = bfd_mach_x86_64; | |
572 | break; | |
3af9a47b NC |
573 | case BFD_MACH_O_CPU_TYPE_MIPS: *type = bfd_arch_mips; break; |
574 | case BFD_MACH_O_CPU_TYPE_MC98000: *type = bfd_arch_m98k; break; | |
575 | case BFD_MACH_O_CPU_TYPE_HPPA: *type = bfd_arch_hppa; break; | |
576 | case BFD_MACH_O_CPU_TYPE_ARM: *type = bfd_arch_arm; break; | |
577 | case BFD_MACH_O_CPU_TYPE_MC88000: *type = bfd_arch_m88k; break; | |
1e8a024a TG |
578 | case BFD_MACH_O_CPU_TYPE_SPARC: |
579 | *type = bfd_arch_sparc; | |
580 | *subtype = bfd_mach_sparc; | |
581 | break; | |
3af9a47b NC |
582 | case BFD_MACH_O_CPU_TYPE_I860: *type = bfd_arch_i860; break; |
583 | case BFD_MACH_O_CPU_TYPE_ALPHA: *type = bfd_arch_alpha; break; | |
1e8a024a TG |
584 | case BFD_MACH_O_CPU_TYPE_POWERPC: |
585 | *type = bfd_arch_powerpc; | |
c2f09c75 | 586 | *subtype = bfd_mach_ppc; |
1e8a024a TG |
587 | break; |
588 | case BFD_MACH_O_CPU_TYPE_POWERPC_64: | |
589 | *type = bfd_arch_powerpc; | |
c2f09c75 | 590 | *subtype = bfd_mach_ppc64; |
1e8a024a | 591 | break; |
3af9a47b | 592 | default: |
1e8a024a TG |
593 | *type = bfd_arch_unknown; |
594 | break; | |
3af9a47b NC |
595 | } |
596 | } | |
a95a4550 | 597 | |
154a1ee5 | 598 | static bfd_boolean |
116c20d2 NC |
599 | bfd_mach_o_write_header (bfd *abfd, bfd_mach_o_header *header) |
600 | { | |
1e8a024a TG |
601 | unsigned char buf[32]; |
602 | unsigned int size; | |
603 | ||
c2f09c75 | 604 | size = mach_o_wide_p (header) ? |
154a1ee5 | 605 | BFD_MACH_O_HEADER_64_SIZE : BFD_MACH_O_HEADER_SIZE; |
116c20d2 NC |
606 | |
607 | bfd_h_put_32 (abfd, header->magic, buf + 0); | |
608 | bfd_h_put_32 (abfd, header->cputype, buf + 4); | |
609 | bfd_h_put_32 (abfd, header->cpusubtype, buf + 8); | |
610 | bfd_h_put_32 (abfd, header->filetype, buf + 12); | |
611 | bfd_h_put_32 (abfd, header->ncmds, buf + 16); | |
612 | bfd_h_put_32 (abfd, header->sizeofcmds, buf + 20); | |
613 | bfd_h_put_32 (abfd, header->flags, buf + 24); | |
614 | ||
c2f09c75 | 615 | if (mach_o_wide_p (header)) |
1e8a024a TG |
616 | bfd_h_put_32 (abfd, header->reserved, buf + 28); |
617 | ||
c2f09c75 | 618 | if (bfd_seek (abfd, 0, SEEK_SET) != 0 |
91d6fa6a | 619 | || bfd_bwrite ((void *) buf, size, abfd) != size) |
154a1ee5 | 620 | return FALSE; |
116c20d2 | 621 | |
154a1ee5 | 622 | return TRUE; |
116c20d2 NC |
623 | } |
624 | ||
625 | static int | |
ab273af8 | 626 | bfd_mach_o_write_thread (bfd *abfd, bfd_mach_o_load_command *command) |
116c20d2 NC |
627 | { |
628 | bfd_mach_o_thread_command *cmd = &command->command.thread; | |
629 | unsigned int i; | |
630 | unsigned char buf[8]; | |
92bc0e80 | 631 | unsigned int offset; |
116c20d2 NC |
632 | unsigned int nflavours; |
633 | ||
634 | BFD_ASSERT ((command->type == BFD_MACH_O_LC_THREAD) | |
635 | || (command->type == BFD_MACH_O_LC_UNIXTHREAD)); | |
636 | ||
637 | offset = 8; | |
638 | nflavours = 0; | |
639 | for (i = 0; i < cmd->nflavours; i++) | |
640 | { | |
641 | BFD_ASSERT ((cmd->flavours[i].size % 4) == 0); | |
642 | BFD_ASSERT (cmd->flavours[i].offset == (command->offset + offset + 8)); | |
643 | ||
644 | bfd_h_put_32 (abfd, cmd->flavours[i].flavour, buf); | |
645 | bfd_h_put_32 (abfd, (cmd->flavours[i].size / 4), buf + 4); | |
646 | ||
c2f09c75 | 647 | if (bfd_seek (abfd, command->offset + offset, SEEK_SET) != 0 |
91d6fa6a | 648 | || bfd_bwrite ((void *) buf, 8, abfd) != 8) |
116c20d2 NC |
649 | return -1; |
650 | ||
651 | offset += cmd->flavours[i].size + 8; | |
652 | } | |
653 | ||
654 | return 0; | |
655 | } | |
656 | ||
92bc0e80 TG |
657 | long |
658 | bfd_mach_o_get_reloc_upper_bound (bfd *abfd ATTRIBUTE_UNUSED, | |
659 | asection *asect) | |
660 | { | |
661 | return (asect->reloc_count + 1) * sizeof (arelent *); | |
662 | } | |
663 | ||
b32e07d7 TG |
664 | static int |
665 | bfd_mach_o_canonicalize_one_reloc (bfd *abfd, char *buf, | |
666 | arelent *res, asymbol **syms) | |
92bc0e80 | 667 | { |
046b007d | 668 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
92bc0e80 | 669 | bfd_mach_o_backend_data *bed = bfd_mach_o_get_backend_data (abfd); |
b32e07d7 TG |
670 | bfd_mach_o_reloc_info reloc; |
671 | bfd_vma addr; | |
672 | bfd_vma symnum; | |
673 | asymbol **sym; | |
674 | ||
675 | addr = bfd_get_32 (abfd, buf + 0); | |
676 | symnum = bfd_get_32 (abfd, buf + 4); | |
677 | ||
678 | if (addr & BFD_MACH_O_SR_SCATTERED) | |
679 | { | |
680 | unsigned int j; | |
681 | ||
682 | /* Scattered relocation. | |
683 | Extract section and offset from r_value. */ | |
684 | res->sym_ptr_ptr = NULL; | |
685 | res->addend = 0; | |
686 | for (j = 0; j < mdata->nsects; j++) | |
687 | { | |
688 | bfd_mach_o_section *sect = mdata->sections[j]; | |
689 | if (symnum >= sect->addr && symnum < sect->addr + sect->size) | |
690 | { | |
691 | res->sym_ptr_ptr = sect->bfdsection->symbol_ptr_ptr; | |
692 | res->addend = symnum - sect->addr; | |
693 | break; | |
694 | } | |
695 | } | |
696 | res->address = BFD_MACH_O_GET_SR_ADDRESS (addr); | |
697 | reloc.r_type = BFD_MACH_O_GET_SR_TYPE (addr); | |
698 | reloc.r_length = BFD_MACH_O_GET_SR_LENGTH (addr); | |
699 | reloc.r_pcrel = addr & BFD_MACH_O_SR_PCREL; | |
700 | reloc.r_scattered = 1; | |
701 | } | |
702 | else | |
703 | { | |
704 | unsigned int num = BFD_MACH_O_GET_R_SYMBOLNUM (symnum); | |
705 | res->addend = 0; | |
706 | res->address = addr; | |
707 | if (symnum & BFD_MACH_O_R_EXTERN) | |
708 | sym = syms + num; | |
709 | else | |
710 | { | |
711 | BFD_ASSERT (num != 0); | |
712 | BFD_ASSERT (num <= mdata->nsects); | |
713 | sym = mdata->sections[num - 1]->bfdsection->symbol_ptr_ptr; | |
714 | } | |
715 | res->sym_ptr_ptr = sym; | |
716 | reloc.r_type = BFD_MACH_O_GET_R_TYPE (symnum); | |
717 | reloc.r_length = BFD_MACH_O_GET_R_LENGTH (symnum); | |
718 | reloc.r_pcrel = (symnum & BFD_MACH_O_R_PCREL) ? 1 : 0; | |
719 | reloc.r_scattered = 0; | |
720 | } | |
721 | ||
722 | if (!(*bed->_bfd_mach_o_swap_reloc_in)(res, &reloc)) | |
723 | return -1; | |
724 | return 0; | |
725 | } | |
726 | ||
727 | static int | |
728 | bfd_mach_o_canonicalize_relocs (bfd *abfd, unsigned long filepos, | |
729 | unsigned long count, | |
730 | arelent *res, asymbol **syms) | |
731 | { | |
92bc0e80 | 732 | unsigned long i; |
92bc0e80 TG |
733 | char *native_relocs; |
734 | bfd_size_type native_size; | |
735 | ||
92bc0e80 | 736 | /* Allocate and read relocs. */ |
b32e07d7 | 737 | native_size = count * BFD_MACH_O_RELENT_SIZE; |
92bc0e80 TG |
738 | native_relocs = bfd_malloc (native_size); |
739 | if (native_relocs == NULL) | |
740 | return -1; | |
741 | ||
b32e07d7 | 742 | if (bfd_seek (abfd, filepos, SEEK_SET) != 0 |
92bc0e80 | 743 | || bfd_bread (native_relocs, native_size, abfd) != native_size) |
b32e07d7 TG |
744 | goto err; |
745 | ||
746 | for (i = 0; i < count; i++) | |
92bc0e80 | 747 | { |
b32e07d7 TG |
748 | char *buf = native_relocs + BFD_MACH_O_RELENT_SIZE * i; |
749 | ||
750 | if (bfd_mach_o_canonicalize_one_reloc (abfd, buf, &res[i], syms) < 0) | |
751 | goto err; | |
92bc0e80 | 752 | } |
b32e07d7 TG |
753 | free (native_relocs); |
754 | return i; | |
755 | err: | |
756 | free (native_relocs); | |
757 | return -1; | |
758 | } | |
759 | ||
760 | long | |
761 | bfd_mach_o_canonicalize_reloc (bfd *abfd, asection *asect, | |
762 | arelent **rels, asymbol **syms) | |
763 | { | |
764 | bfd_mach_o_backend_data *bed = bfd_mach_o_get_backend_data (abfd); | |
765 | unsigned long i; | |
766 | arelent *res; | |
767 | ||
768 | if (asect->reloc_count == 0) | |
769 | return 0; | |
770 | ||
771 | /* No need to go further if we don't know how to read relocs. */ | |
772 | if (bed->_bfd_mach_o_swap_reloc_in == NULL) | |
773 | return 0; | |
92bc0e80 TG |
774 | |
775 | res = bfd_malloc (asect->reloc_count * sizeof (arelent)); | |
776 | if (res == NULL) | |
b32e07d7 TG |
777 | return -1; |
778 | ||
779 | if (bfd_mach_o_canonicalize_relocs (abfd, asect->rel_filepos, | |
780 | asect->reloc_count, res, syms) < 0) | |
92bc0e80 | 781 | { |
b32e07d7 | 782 | free (res); |
92bc0e80 TG |
783 | return -1; |
784 | } | |
785 | ||
786 | for (i = 0; i < asect->reloc_count; i++) | |
b32e07d7 TG |
787 | rels[i] = &res[i]; |
788 | rels[i] = NULL; | |
789 | asect->relocation = res; | |
92bc0e80 | 790 | |
b32e07d7 TG |
791 | return i; |
792 | } | |
92bc0e80 | 793 | |
b32e07d7 TG |
794 | long |
795 | bfd_mach_o_get_dynamic_reloc_upper_bound (bfd *abfd) | |
796 | { | |
797 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); | |
92bc0e80 | 798 | |
b32e07d7 TG |
799 | if (mdata->dysymtab == NULL) |
800 | return 1; | |
801 | return (mdata->dysymtab->nextrel + mdata->dysymtab->nlocrel) | |
802 | * sizeof (arelent *); | |
803 | } | |
92bc0e80 | 804 | |
b32e07d7 TG |
805 | long |
806 | bfd_mach_o_canonicalize_dynamic_reloc (bfd *abfd, arelent **rels, | |
807 | struct bfd_symbol **syms) | |
808 | { | |
809 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); | |
810 | bfd_mach_o_dysymtab_command *dysymtab = mdata->dysymtab; | |
811 | bfd_mach_o_backend_data *bed = bfd_mach_o_get_backend_data (abfd); | |
812 | unsigned long i; | |
813 | arelent *res; | |
814 | ||
815 | if (dysymtab == NULL) | |
816 | return 0; | |
817 | if (dysymtab->nextrel == 0 && dysymtab->nlocrel == 0) | |
818 | return 0; | |
819 | ||
820 | /* No need to go further if we don't know how to read relocs. */ | |
821 | if (bed->_bfd_mach_o_swap_reloc_in == NULL) | |
822 | return 0; | |
823 | ||
824 | res = bfd_malloc ((dysymtab->nextrel + dysymtab->nlocrel) * sizeof (arelent)); | |
825 | if (res == NULL) | |
826 | return -1; | |
827 | ||
828 | if (bfd_mach_o_canonicalize_relocs (abfd, dysymtab->extreloff, | |
829 | dysymtab->nextrel, res, syms) < 0) | |
830 | { | |
831 | free (res); | |
832 | return -1; | |
92bc0e80 | 833 | } |
b32e07d7 TG |
834 | |
835 | if (bfd_mach_o_canonicalize_relocs (abfd, dysymtab->locreloff, | |
836 | dysymtab->nlocrel, | |
837 | res + dysymtab->nextrel, syms) < 0) | |
838 | { | |
839 | free (res); | |
840 | return -1; | |
841 | } | |
842 | ||
843 | for (i = 0; i < dysymtab->nextrel + dysymtab->nlocrel; i++) | |
844 | rels[i] = &res[i]; | |
845 | rels[i] = NULL; | |
92bc0e80 TG |
846 | return i; |
847 | } | |
848 | ||
849 | static bfd_boolean | |
ab273af8 | 850 | bfd_mach_o_write_relocs (bfd *abfd, bfd_mach_o_section *section) |
92bc0e80 | 851 | { |
046b007d | 852 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
92bc0e80 TG |
853 | unsigned int i; |
854 | arelent **entries; | |
855 | asection *sec; | |
856 | bfd_mach_o_backend_data *bed = bfd_mach_o_get_backend_data (abfd); | |
857 | ||
858 | sec = section->bfdsection; | |
859 | if (sec->reloc_count == 0) | |
860 | return TRUE; | |
861 | ||
862 | if (bed->_bfd_mach_o_swap_reloc_out == NULL) | |
863 | return TRUE; | |
864 | ||
865 | /* Allocate relocation room. */ | |
866 | mdata->filelen = FILE_ALIGN(mdata->filelen, 2); | |
867 | section->nreloc = sec->reloc_count; | |
868 | sec->rel_filepos = mdata->filelen; | |
869 | section->reloff = sec->rel_filepos; | |
870 | mdata->filelen += sec->reloc_count * BFD_MACH_O_RELENT_SIZE; | |
871 | ||
872 | if (bfd_seek (abfd, section->reloff, SEEK_SET) != 0) | |
873 | return FALSE; | |
874 | ||
875 | /* Convert and write. */ | |
876 | entries = section->bfdsection->orelocation; | |
877 | for (i = 0; i < section->nreloc; i++) | |
878 | { | |
879 | arelent *rel = entries[i]; | |
880 | char buf[8]; | |
881 | bfd_mach_o_reloc_info info, *pinfo = &info; | |
882 | ||
883 | /* Convert relocation to an intermediate representation. */ | |
884 | if (!(*bed->_bfd_mach_o_swap_reloc_out) (rel, pinfo)) | |
885 | return FALSE; | |
886 | ||
887 | /* Lower the relocation info. */ | |
888 | if (pinfo->r_scattered) | |
889 | { | |
890 | unsigned long v; | |
891 | ||
892 | v = BFD_MACH_O_SR_SCATTERED | |
893 | | (pinfo->r_pcrel ? BFD_MACH_O_SR_PCREL : 0) | |
894 | | BFD_MACH_O_SET_SR_LENGTH(pinfo->r_length) | |
895 | | BFD_MACH_O_SET_SR_TYPE(pinfo->r_type) | |
896 | | BFD_MACH_O_SET_SR_ADDRESS(pinfo->r_address); | |
897 | bfd_put_32 (abfd, v, buf); | |
898 | bfd_put_32 (abfd, pinfo->r_value, buf + 4); | |
899 | } | |
900 | else | |
901 | { | |
902 | unsigned long v; | |
903 | ||
904 | bfd_put_32 (abfd, pinfo->r_address, buf); | |
905 | v = BFD_MACH_O_SET_R_SYMBOLNUM (pinfo->r_value) | |
906 | | (pinfo->r_pcrel ? BFD_MACH_O_R_PCREL : 0) | |
907 | | BFD_MACH_O_SET_R_LENGTH (pinfo->r_length) | |
908 | | (pinfo->r_extern ? BFD_MACH_O_R_EXTERN : 0) | |
909 | | BFD_MACH_O_SET_R_TYPE (pinfo->r_type); | |
910 | bfd_put_32 (abfd, v, buf + 4); | |
911 | } | |
912 | ||
91d6fa6a | 913 | if (bfd_bwrite ((void *) buf, BFD_MACH_O_RELENT_SIZE, abfd) |
92bc0e80 TG |
914 | != BFD_MACH_O_RELENT_SIZE) |
915 | return FALSE; | |
916 | } | |
917 | return TRUE; | |
918 | } | |
919 | ||
116c20d2 | 920 | static int |
ab273af8 | 921 | bfd_mach_o_write_section_32 (bfd *abfd, bfd_mach_o_section *section) |
116c20d2 | 922 | { |
154a1ee5 | 923 | unsigned char buf[BFD_MACH_O_SECTION_SIZE]; |
116c20d2 NC |
924 | |
925 | memcpy (buf, section->sectname, 16); | |
926 | memcpy (buf + 16, section->segname, 16); | |
927 | bfd_h_put_32 (abfd, section->addr, buf + 32); | |
928 | bfd_h_put_32 (abfd, section->size, buf + 36); | |
929 | bfd_h_put_32 (abfd, section->offset, buf + 40); | |
930 | bfd_h_put_32 (abfd, section->align, buf + 44); | |
931 | bfd_h_put_32 (abfd, section->reloff, buf + 48); | |
932 | bfd_h_put_32 (abfd, section->nreloc, buf + 52); | |
933 | bfd_h_put_32 (abfd, section->flags, buf + 56); | |
1e8a024a TG |
934 | bfd_h_put_32 (abfd, section->reserved1, buf + 60); |
935 | bfd_h_put_32 (abfd, section->reserved2, buf + 64); | |
116c20d2 | 936 | |
91d6fa6a | 937 | if (bfd_bwrite ((void *) buf, BFD_MACH_O_SECTION_SIZE, abfd) |
92bc0e80 | 938 | != BFD_MACH_O_SECTION_SIZE) |
116c20d2 NC |
939 | return -1; |
940 | ||
941 | return 0; | |
942 | } | |
943 | ||
944 | static int | |
ab273af8 | 945 | bfd_mach_o_write_section_64 (bfd *abfd, bfd_mach_o_section *section) |
116c20d2 | 946 | { |
154a1ee5 | 947 | unsigned char buf[BFD_MACH_O_SECTION_64_SIZE]; |
116c20d2 | 948 | |
1e8a024a TG |
949 | memcpy (buf, section->sectname, 16); |
950 | memcpy (buf + 16, section->segname, 16); | |
951 | bfd_h_put_64 (abfd, section->addr, buf + 32); | |
952 | bfd_h_put_64 (abfd, section->size, buf + 40); | |
953 | bfd_h_put_32 (abfd, section->offset, buf + 48); | |
954 | bfd_h_put_32 (abfd, section->align, buf + 52); | |
955 | bfd_h_put_32 (abfd, section->reloff, buf + 56); | |
956 | bfd_h_put_32 (abfd, section->nreloc, buf + 60); | |
957 | bfd_h_put_32 (abfd, section->flags, buf + 64); | |
958 | bfd_h_put_32 (abfd, section->reserved1, buf + 68); | |
959 | bfd_h_put_32 (abfd, section->reserved2, buf + 72); | |
960 | bfd_h_put_32 (abfd, section->reserved3, buf + 76); | |
116c20d2 | 961 | |
91d6fa6a | 962 | if (bfd_bwrite ((void *) buf, BFD_MACH_O_SECTION_64_SIZE, abfd) |
92bc0e80 | 963 | != BFD_MACH_O_SECTION_64_SIZE) |
116c20d2 NC |
964 | return -1; |
965 | ||
1e8a024a TG |
966 | return 0; |
967 | } | |
968 | ||
969 | static int | |
ab273af8 | 970 | bfd_mach_o_write_segment_32 (bfd *abfd, bfd_mach_o_load_command *command) |
1e8a024a | 971 | { |
c2f09c75 | 972 | unsigned char buf[BFD_MACH_O_LC_SEGMENT_SIZE]; |
1e8a024a TG |
973 | bfd_mach_o_segment_command *seg = &command->command.segment; |
974 | unsigned long i; | |
975 | ||
c2f09c75 TG |
976 | BFD_ASSERT (command->type == BFD_MACH_O_LC_SEGMENT); |
977 | ||
92bc0e80 | 978 | for (i = 0; i < seg->nsects; i++) |
ab273af8 | 979 | if (!bfd_mach_o_write_relocs (abfd, &seg->sections[i])) |
92bc0e80 | 980 | return -1; |
c2f09c75 | 981 | |
92bc0e80 | 982 | memcpy (buf, seg->segname, 16); |
c2f09c75 TG |
983 | bfd_h_put_32 (abfd, seg->vmaddr, buf + 16); |
984 | bfd_h_put_32 (abfd, seg->vmsize, buf + 20); | |
985 | bfd_h_put_32 (abfd, seg->fileoff, buf + 24); | |
986 | bfd_h_put_32 (abfd, seg->filesize, buf + 28); | |
987 | bfd_h_put_32 (abfd, seg->maxprot, buf + 32); | |
988 | bfd_h_put_32 (abfd, seg->initprot, buf + 36); | |
989 | bfd_h_put_32 (abfd, seg->nsects, buf + 40); | |
990 | bfd_h_put_32 (abfd, seg->flags, buf + 44); | |
991 | ||
992 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 | |
91d6fa6a | 993 | || (bfd_bwrite ((void *) buf, BFD_MACH_O_LC_SEGMENT_SIZE - 8, abfd) |
92bc0e80 | 994 | != BFD_MACH_O_LC_SEGMENT_SIZE - 8)) |
c2f09c75 | 995 | return -1; |
1e8a024a | 996 | |
116c20d2 | 997 | for (i = 0; i < seg->nsects; i++) |
ab273af8 | 998 | if (bfd_mach_o_write_section_32 (abfd, &seg->sections[i])) |
92bc0e80 | 999 | return -1; |
1e8a024a | 1000 | |
116c20d2 NC |
1001 | return 0; |
1002 | } | |
1003 | ||
1e8a024a | 1004 | static int |
ab273af8 | 1005 | bfd_mach_o_write_segment_64 (bfd *abfd, bfd_mach_o_load_command *command) |
1e8a024a | 1006 | { |
c2f09c75 TG |
1007 | unsigned char buf[BFD_MACH_O_LC_SEGMENT_64_SIZE]; |
1008 | bfd_mach_o_segment_command *seg = &command->command.segment; | |
1009 | unsigned long i; | |
1010 | ||
1011 | BFD_ASSERT (command->type == BFD_MACH_O_LC_SEGMENT_64); | |
1012 | ||
92bc0e80 | 1013 | for (i = 0; i < seg->nsects; i++) |
ab273af8 | 1014 | if (!bfd_mach_o_write_relocs (abfd, &seg->sections[i])) |
92bc0e80 | 1015 | return -1; |
c2f09c75 | 1016 | |
92bc0e80 | 1017 | memcpy (buf, seg->segname, 16); |
c2f09c75 TG |
1018 | bfd_h_put_64 (abfd, seg->vmaddr, buf + 16); |
1019 | bfd_h_put_64 (abfd, seg->vmsize, buf + 24); | |
1020 | bfd_h_put_64 (abfd, seg->fileoff, buf + 32); | |
1021 | bfd_h_put_64 (abfd, seg->filesize, buf + 40); | |
1022 | bfd_h_put_32 (abfd, seg->maxprot, buf + 48); | |
1023 | bfd_h_put_32 (abfd, seg->initprot, buf + 52); | |
1024 | bfd_h_put_32 (abfd, seg->nsects, buf + 56); | |
1025 | bfd_h_put_32 (abfd, seg->flags, buf + 60); | |
1026 | ||
1027 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 | |
91d6fa6a | 1028 | || (bfd_bwrite ((void *) buf, BFD_MACH_O_LC_SEGMENT_64_SIZE - 8, abfd) |
92bc0e80 | 1029 | != BFD_MACH_O_LC_SEGMENT_64_SIZE - 8)) |
c2f09c75 TG |
1030 | return -1; |
1031 | ||
1032 | for (i = 0; i < seg->nsects; i++) | |
ab273af8 | 1033 | if (bfd_mach_o_write_section_64 (abfd, &seg->sections[i])) |
92bc0e80 | 1034 | return -1; |
c2f09c75 | 1035 | |
c2f09c75 | 1036 | return 0; |
1e8a024a TG |
1037 | } |
1038 | ||
c2f09c75 | 1039 | static bfd_boolean |
ab273af8 | 1040 | bfd_mach_o_write_symtab (bfd *abfd, bfd_mach_o_load_command *command) |
116c20d2 | 1041 | { |
046b007d | 1042 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
116c20d2 | 1043 | bfd_mach_o_symtab_command *sym = &command->command.symtab; |
c2f09c75 | 1044 | unsigned char buf[16]; |
116c20d2 | 1045 | unsigned long i; |
c2f09c75 | 1046 | unsigned int wide = bfd_mach_o_wide_p (abfd); |
046b007d | 1047 | unsigned int symlen = wide ? BFD_MACH_O_NLIST_64_SIZE : BFD_MACH_O_NLIST_SIZE; |
c2f09c75 TG |
1048 | struct bfd_strtab_hash *strtab; |
1049 | asymbol **symbols = bfd_get_outsymbols (abfd); | |
1050 | ||
1051 | BFD_ASSERT (command->type == BFD_MACH_O_LC_SYMTAB); | |
1052 | ||
1053 | /* Write the symbols first. */ | |
92bc0e80 TG |
1054 | mdata->filelen = FILE_ALIGN(mdata->filelen, wide ? 3 : 2); |
1055 | sym->symoff = mdata->filelen; | |
c2f09c75 TG |
1056 | if (bfd_seek (abfd, sym->symoff, SEEK_SET) != 0) |
1057 | return FALSE; | |
1058 | ||
1059 | sym->nsyms = bfd_get_symcount (abfd); | |
92bc0e80 | 1060 | mdata->filelen += sym->nsyms * symlen; |
c2f09c75 TG |
1061 | |
1062 | strtab = _bfd_stringtab_init (); | |
1063 | if (strtab == NULL) | |
1064 | return FALSE; | |
116c20d2 NC |
1065 | |
1066 | for (i = 0; i < sym->nsyms; i++) | |
1067 | { | |
91d6fa6a | 1068 | bfd_size_type str_index; |
92bc0e80 | 1069 | bfd_mach_o_asymbol *s = (bfd_mach_o_asymbol *)symbols[i]; |
c2f09c75 | 1070 | |
92bc0e80 | 1071 | /* Compute name index. */ |
c2f09c75 | 1072 | /* An index of 0 always means the empty string. */ |
92bc0e80 | 1073 | if (s->symbol.name == 0 || s->symbol.name[0] == '\0') |
91d6fa6a | 1074 | str_index = 0; |
c2f09c75 TG |
1075 | else |
1076 | { | |
91d6fa6a NC |
1077 | str_index = _bfd_stringtab_add (strtab, s->symbol.name, TRUE, FALSE); |
1078 | if (str_index == (bfd_size_type) -1) | |
c2f09c75 TG |
1079 | goto err; |
1080 | } | |
91d6fa6a | 1081 | bfd_h_put_32 (abfd, str_index, buf); |
92bc0e80 TG |
1082 | bfd_h_put_8 (abfd, s->n_type, buf + 4); |
1083 | bfd_h_put_8 (abfd, s->n_sect, buf + 5); | |
1084 | bfd_h_put_16 (abfd, s->n_desc, buf + 6); | |
c2f09c75 | 1085 | if (wide) |
92bc0e80 | 1086 | bfd_h_put_64 (abfd, s->symbol.section->vma + s->symbol.value, buf + 8); |
c2f09c75 | 1087 | else |
92bc0e80 | 1088 | bfd_h_put_32 (abfd, s->symbol.section->vma + s->symbol.value, buf + 8); |
116c20d2 | 1089 | |
91d6fa6a | 1090 | if (bfd_bwrite ((void *) buf, symlen, abfd) != symlen) |
c2f09c75 | 1091 | goto err; |
116c20d2 | 1092 | } |
c2f09c75 | 1093 | sym->strsize = _bfd_stringtab_size (strtab); |
92bc0e80 TG |
1094 | sym->stroff = mdata->filelen; |
1095 | mdata->filelen += sym->strsize; | |
116c20d2 | 1096 | |
c2f09c75 TG |
1097 | if (_bfd_stringtab_emit (abfd, strtab) != TRUE) |
1098 | goto err; | |
1099 | _bfd_stringtab_free (strtab); | |
116c20d2 | 1100 | |
c2f09c75 TG |
1101 | /* The command. */ |
1102 | bfd_h_put_32 (abfd, sym->symoff, buf); | |
1103 | bfd_h_put_32 (abfd, sym->nsyms, buf + 4); | |
1104 | bfd_h_put_32 (abfd, sym->stroff, buf + 8); | |
1105 | bfd_h_put_32 (abfd, sym->strsize, buf + 12); | |
116c20d2 | 1106 | |
c2f09c75 | 1107 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 |
91d6fa6a | 1108 | || bfd_bwrite ((void *) buf, 16, abfd) != 16) |
c2f09c75 | 1109 | return FALSE; |
116c20d2 | 1110 | |
c2f09c75 | 1111 | return TRUE; |
116c20d2 | 1112 | |
c2f09c75 TG |
1113 | err: |
1114 | _bfd_stringtab_free (strtab); | |
1115 | return FALSE; | |
116c20d2 NC |
1116 | } |
1117 | ||
92bc0e80 TG |
1118 | /* Process the symbols and generate Mach-O specific fields. |
1119 | Number them. */ | |
1120 | ||
1121 | static bfd_boolean | |
1122 | bfd_mach_o_mangle_symbols (bfd *abfd) | |
1123 | { | |
1124 | unsigned long i; | |
1125 | asymbol **symbols = bfd_get_outsymbols (abfd); | |
1126 | ||
1127 | for (i = 0; i < bfd_get_symcount (abfd); i++) | |
1128 | { | |
1129 | bfd_mach_o_asymbol *s = (bfd_mach_o_asymbol *)symbols[i]; | |
1130 | ||
1131 | if (s->n_type == BFD_MACH_O_N_UNDF && !(s->symbol.flags & BSF_DEBUGGING)) | |
1132 | { | |
1133 | /* As genuine Mach-O symbols type shouldn't be N_UNDF (undefined | |
1134 | symbols should be N_UNDEF | N_EXT), we suppose the back-end | |
1135 | values haven't been set. */ | |
1136 | if (s->symbol.section == bfd_abs_section_ptr) | |
1137 | s->n_type = BFD_MACH_O_N_ABS; | |
1138 | else if (s->symbol.section == bfd_und_section_ptr) | |
1139 | { | |
1140 | s->n_type = BFD_MACH_O_N_UNDF; | |
1141 | if (s->symbol.flags & BSF_WEAK) | |
1142 | s->n_desc |= BFD_MACH_O_N_WEAK_REF; | |
1143 | } | |
1144 | else if (s->symbol.section == bfd_com_section_ptr) | |
1145 | s->n_type = BFD_MACH_O_N_UNDF | BFD_MACH_O_N_EXT; | |
1146 | else | |
1147 | s->n_type = BFD_MACH_O_N_SECT; | |
1148 | ||
1149 | if (s->symbol.flags & BSF_GLOBAL) | |
1150 | s->n_type |= BFD_MACH_O_N_EXT; | |
1151 | } | |
1152 | ||
1153 | /* Compute section index. */ | |
1154 | if (s->symbol.section != bfd_abs_section_ptr | |
1155 | && s->symbol.section != bfd_und_section_ptr | |
1156 | && s->symbol.section != bfd_com_section_ptr) | |
1157 | s->n_sect = s->symbol.section->target_index; | |
1158 | ||
1159 | /* Number symbols. */ | |
1160 | s->symbol.udata.i = i; | |
1161 | } | |
1162 | return TRUE; | |
1163 | } | |
1164 | ||
154a1ee5 | 1165 | bfd_boolean |
116c20d2 | 1166 | bfd_mach_o_write_contents (bfd *abfd) |
3af9a47b NC |
1167 | { |
1168 | unsigned int i; | |
046b007d | 1169 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
3af9a47b | 1170 | |
92bc0e80 TG |
1171 | if (mdata->header.ncmds == 0) |
1172 | if (!bfd_mach_o_build_commands (abfd)) | |
1173 | return FALSE; | |
1174 | ||
3af9a47b | 1175 | /* Now write header information. */ |
c2f09c75 TG |
1176 | if (mdata->header.filetype == 0) |
1177 | { | |
1178 | if (abfd->flags & EXEC_P) | |
1179 | mdata->header.filetype = BFD_MACH_O_MH_EXECUTE; | |
1180 | else if (abfd->flags & DYNAMIC) | |
1181 | mdata->header.filetype = BFD_MACH_O_MH_DYLIB; | |
1182 | else | |
1183 | mdata->header.filetype = BFD_MACH_O_MH_OBJECT; | |
1184 | } | |
154a1ee5 | 1185 | if (!bfd_mach_o_write_header (abfd, &mdata->header)) |
b34976b6 | 1186 | return FALSE; |
3af9a47b | 1187 | |
92bc0e80 TG |
1188 | /* Assign a number to each symbols. */ |
1189 | if (!bfd_mach_o_mangle_symbols (abfd)) | |
1190 | return FALSE; | |
1191 | ||
3af9a47b NC |
1192 | for (i = 0; i < mdata->header.ncmds; i++) |
1193 | { | |
1194 | unsigned char buf[8]; | |
1195 | bfd_mach_o_load_command *cur = &mdata->commands[i]; | |
1196 | unsigned long typeflag; | |
1197 | ||
154a1ee5 | 1198 | typeflag = cur->type | (cur->type_required ? BFD_MACH_O_LC_REQ_DYLD : 0); |
3af9a47b NC |
1199 | |
1200 | bfd_h_put_32 (abfd, typeflag, buf); | |
1201 | bfd_h_put_32 (abfd, cur->len, buf + 4); | |
1202 | ||
c2f09c75 | 1203 | if (bfd_seek (abfd, cur->offset, SEEK_SET) != 0 |
91d6fa6a | 1204 | || bfd_bwrite ((void *) buf, 8, abfd) != 8) |
b34976b6 | 1205 | return FALSE; |
3af9a47b NC |
1206 | |
1207 | switch (cur->type) | |
1208 | { | |
1209 | case BFD_MACH_O_LC_SEGMENT: | |
ab273af8 | 1210 | if (bfd_mach_o_write_segment_32 (abfd, cur) != 0) |
1e8a024a TG |
1211 | return FALSE; |
1212 | break; | |
1213 | case BFD_MACH_O_LC_SEGMENT_64: | |
ab273af8 | 1214 | if (bfd_mach_o_write_segment_64 (abfd, cur) != 0) |
b34976b6 | 1215 | return FALSE; |
3af9a47b NC |
1216 | break; |
1217 | case BFD_MACH_O_LC_SYMTAB: | |
ab273af8 | 1218 | if (!bfd_mach_o_write_symtab (abfd, cur)) |
b34976b6 | 1219 | return FALSE; |
3af9a47b NC |
1220 | break; |
1221 | case BFD_MACH_O_LC_SYMSEG: | |
1222 | break; | |
1223 | case BFD_MACH_O_LC_THREAD: | |
1224 | case BFD_MACH_O_LC_UNIXTHREAD: | |
ab273af8 | 1225 | if (bfd_mach_o_write_thread (abfd, cur) != 0) |
b34976b6 | 1226 | return FALSE; |
3af9a47b NC |
1227 | break; |
1228 | case BFD_MACH_O_LC_LOADFVMLIB: | |
1229 | case BFD_MACH_O_LC_IDFVMLIB: | |
1230 | case BFD_MACH_O_LC_IDENT: | |
1231 | case BFD_MACH_O_LC_FVMFILE: | |
1232 | case BFD_MACH_O_LC_PREPAGE: | |
1233 | case BFD_MACH_O_LC_DYSYMTAB: | |
1234 | case BFD_MACH_O_LC_LOAD_DYLIB: | |
1235 | case BFD_MACH_O_LC_LOAD_WEAK_DYLIB: | |
1236 | case BFD_MACH_O_LC_ID_DYLIB: | |
046b007d | 1237 | case BFD_MACH_O_LC_REEXPORT_DYLIB: |
3af9a47b NC |
1238 | case BFD_MACH_O_LC_LOAD_DYLINKER: |
1239 | case BFD_MACH_O_LC_ID_DYLINKER: | |
1240 | case BFD_MACH_O_LC_PREBOUND_DYLIB: | |
1241 | case BFD_MACH_O_LC_ROUTINES: | |
1242 | case BFD_MACH_O_LC_SUB_FRAMEWORK: | |
1243 | break; | |
1244 | default: | |
1245 | fprintf (stderr, | |
1246 | "unable to write unknown load command 0x%lx\n", | |
0af1713e | 1247 | (unsigned long) cur->type); |
b34976b6 | 1248 | return FALSE; |
3af9a47b NC |
1249 | } |
1250 | } | |
1251 | ||
b34976b6 | 1252 | return TRUE; |
3af9a47b NC |
1253 | } |
1254 | ||
154a1ee5 TG |
1255 | /* Build Mach-O load commands from the sections. */ |
1256 | ||
1257 | bfd_boolean | |
1258 | bfd_mach_o_build_commands (bfd *abfd) | |
1259 | { | |
046b007d | 1260 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
c2f09c75 | 1261 | unsigned int wide = mach_o_wide_p (&mdata->header); |
154a1ee5 TG |
1262 | bfd_mach_o_segment_command *seg; |
1263 | bfd_mach_o_section *sections; | |
1264 | asection *sec; | |
c2f09c75 TG |
1265 | bfd_mach_o_load_command *cmd; |
1266 | bfd_mach_o_load_command *symtab_cmd; | |
1267 | int target_index; | |
154a1ee5 TG |
1268 | |
1269 | /* Return now if commands are already built. */ | |
1270 | if (mdata->header.ncmds) | |
1271 | return FALSE; | |
1272 | ||
1273 | /* Very simple version: 1 command (segment) containing all sections. */ | |
c2f09c75 TG |
1274 | mdata->header.ncmds = 2; |
1275 | mdata->commands = bfd_alloc (abfd, mdata->header.ncmds | |
154a1ee5 TG |
1276 | * sizeof (bfd_mach_o_load_command)); |
1277 | if (mdata->commands == NULL) | |
1278 | return FALSE; | |
c2f09c75 TG |
1279 | cmd = &mdata->commands[0]; |
1280 | seg = &cmd->command.segment; | |
1281 | ||
154a1ee5 TG |
1282 | seg->nsects = bfd_count_sections (abfd); |
1283 | sections = bfd_alloc (abfd, seg->nsects * sizeof (bfd_mach_o_section)); | |
1284 | if (sections == NULL) | |
1285 | return FALSE; | |
1286 | seg->sections = sections; | |
1287 | ||
1288 | /* Set segment command. */ | |
1289 | if (wide) | |
1290 | { | |
c2f09c75 TG |
1291 | cmd->type = BFD_MACH_O_LC_SEGMENT_64; |
1292 | cmd->offset = BFD_MACH_O_HEADER_64_SIZE; | |
1293 | cmd->len = BFD_MACH_O_LC_SEGMENT_64_SIZE | |
154a1ee5 TG |
1294 | + BFD_MACH_O_SECTION_64_SIZE * seg->nsects; |
1295 | } | |
1296 | else | |
1297 | { | |
c2f09c75 TG |
1298 | cmd->type = BFD_MACH_O_LC_SEGMENT; |
1299 | cmd->offset = BFD_MACH_O_HEADER_SIZE; | |
1300 | cmd->len = BFD_MACH_O_LC_SEGMENT_SIZE | |
154a1ee5 TG |
1301 | + BFD_MACH_O_SECTION_SIZE * seg->nsects; |
1302 | } | |
c2f09c75 TG |
1303 | cmd->type_required = FALSE; |
1304 | mdata->header.sizeofcmds = cmd->len; | |
92bc0e80 | 1305 | mdata->filelen = cmd->offset + cmd->len; |
154a1ee5 | 1306 | |
c2f09c75 TG |
1307 | /* Set symtab command. */ |
1308 | symtab_cmd = &mdata->commands[1]; | |
1309 | ||
1310 | symtab_cmd->type = BFD_MACH_O_LC_SYMTAB; | |
1311 | symtab_cmd->offset = cmd->offset + cmd->len; | |
1312 | symtab_cmd->len = 6 * 4; | |
1313 | symtab_cmd->type_required = FALSE; | |
1314 | ||
1315 | mdata->header.sizeofcmds += symtab_cmd->len; | |
92bc0e80 | 1316 | mdata->filelen += symtab_cmd->len; |
c2f09c75 TG |
1317 | |
1318 | /* Fill segment command. */ | |
154a1ee5 TG |
1319 | memset (seg->segname, 0, sizeof (seg->segname)); |
1320 | seg->vmaddr = 0; | |
92bc0e80 | 1321 | seg->fileoff = mdata->filelen; |
154a1ee5 TG |
1322 | seg->filesize = 0; |
1323 | seg->maxprot = BFD_MACH_O_PROT_READ | BFD_MACH_O_PROT_WRITE | |
1324 | | BFD_MACH_O_PROT_EXECUTE; | |
1325 | seg->initprot = seg->maxprot; | |
1326 | seg->flags = 0; | |
1327 | ||
1328 | /* Create Mach-O sections. */ | |
c2f09c75 | 1329 | target_index = 0; |
154a1ee5 TG |
1330 | for (sec = abfd->sections; sec; sec = sec->next) |
1331 | { | |
1332 | sections->bfdsection = sec; | |
1333 | bfd_mach_o_convert_section_name_to_mach_o (abfd, sec, sections); | |
1334 | sections->addr = bfd_get_section_vma (abfd, sec); | |
1335 | sections->size = bfd_get_section_size (sec); | |
1336 | sections->align = bfd_get_section_alignment (abfd, sec); | |
c2f09c75 | 1337 | |
92bc0e80 TG |
1338 | if (sections->size != 0) |
1339 | { | |
1340 | mdata->filelen = FILE_ALIGN (mdata->filelen, sections->align); | |
1341 | sections->offset = mdata->filelen; | |
1342 | } | |
1343 | else | |
1344 | sections->offset = 0; | |
154a1ee5 TG |
1345 | sections->reloff = 0; |
1346 | sections->nreloc = 0; | |
1347 | sections->reserved1 = 0; | |
1348 | sections->reserved2 = 0; | |
1349 | sections->reserved3 = 0; | |
1350 | ||
92bc0e80 | 1351 | sec->filepos = sections->offset; |
c2f09c75 | 1352 | sec->target_index = ++target_index; |
154a1ee5 | 1353 | |
92bc0e80 | 1354 | mdata->filelen += sections->size; |
154a1ee5 TG |
1355 | sections++; |
1356 | } | |
92bc0e80 | 1357 | seg->filesize = mdata->filelen - seg->fileoff; |
154a1ee5 TG |
1358 | seg->vmsize = seg->filesize; |
1359 | ||
1360 | return TRUE; | |
1361 | } | |
1362 | ||
1363 | /* Set the contents of a section. */ | |
1364 | ||
1365 | bfd_boolean | |
1366 | bfd_mach_o_set_section_contents (bfd *abfd, | |
1367 | asection *section, | |
1368 | const void * location, | |
1369 | file_ptr offset, | |
1370 | bfd_size_type count) | |
1371 | { | |
1372 | file_ptr pos; | |
1373 | ||
1374 | /* This must be done first, because bfd_set_section_contents is | |
1375 | going to set output_has_begun to TRUE. */ | |
1376 | if (! abfd->output_has_begun && ! bfd_mach_o_build_commands (abfd)) | |
1377 | return FALSE; | |
1378 | ||
1379 | if (count == 0) | |
1380 | return TRUE; | |
1381 | ||
1382 | pos = section->filepos + offset; | |
1383 | if (bfd_seek (abfd, pos, SEEK_SET) != 0 | |
1384 | || bfd_bwrite (location, count, abfd) != count) | |
1385 | return FALSE; | |
1386 | ||
1387 | return TRUE; | |
1388 | } | |
1389 | ||
1390 | int | |
116c20d2 | 1391 | bfd_mach_o_sizeof_headers (bfd *a ATTRIBUTE_UNUSED, |
a6b96beb | 1392 | struct bfd_link_info *info ATTRIBUTE_UNUSED) |
3af9a47b NC |
1393 | { |
1394 | return 0; | |
1395 | } | |
1396 | ||
1397 | /* Make an empty symbol. This is required only because | |
1398 | bfd_make_section_anyway wants to create a symbol for the section. */ | |
1399 | ||
154a1ee5 | 1400 | asymbol * |
116c20d2 | 1401 | bfd_mach_o_make_empty_symbol (bfd *abfd) |
3af9a47b | 1402 | { |
d3ce72d0 NC |
1403 | asymbol *new_symbol; |
1404 | ||
1405 | new_symbol = bfd_zalloc (abfd, sizeof (bfd_mach_o_asymbol)); | |
1406 | if (new_symbol == NULL) | |
1407 | return new_symbol; | |
1408 | new_symbol->the_bfd = abfd; | |
1409 | new_symbol->udata.i = 0; | |
1410 | return new_symbol; | |
3af9a47b NC |
1411 | } |
1412 | ||
154a1ee5 | 1413 | static bfd_boolean |
116c20d2 | 1414 | bfd_mach_o_read_header (bfd *abfd, bfd_mach_o_header *header) |
3af9a47b | 1415 | { |
1e8a024a TG |
1416 | unsigned char buf[32]; |
1417 | unsigned int size; | |
edeb6e24 | 1418 | bfd_vma (*get32) (const void *) = NULL; |
3af9a47b | 1419 | |
1e8a024a | 1420 | /* Just read the magic number. */ |
c2f09c75 | 1421 | if (bfd_seek (abfd, 0, SEEK_SET) != 0 |
91d6fa6a | 1422 | || bfd_bread ((void *) buf, 4, abfd) != 4) |
154a1ee5 | 1423 | return FALSE; |
3af9a47b | 1424 | |
154a1ee5 | 1425 | if (bfd_getb32 (buf) == BFD_MACH_O_MH_MAGIC) |
3af9a47b NC |
1426 | { |
1427 | header->byteorder = BFD_ENDIAN_BIG; | |
154a1ee5 | 1428 | header->magic = BFD_MACH_O_MH_MAGIC; |
1e8a024a | 1429 | header->version = 1; |
3af9a47b NC |
1430 | get32 = bfd_getb32; |
1431 | } | |
154a1ee5 | 1432 | else if (bfd_getl32 (buf) == BFD_MACH_O_MH_MAGIC) |
3af9a47b | 1433 | { |
a95a4550 | 1434 | header->byteorder = BFD_ENDIAN_LITTLE; |
154a1ee5 | 1435 | header->magic = BFD_MACH_O_MH_MAGIC; |
1e8a024a TG |
1436 | header->version = 1; |
1437 | get32 = bfd_getl32; | |
1438 | } | |
154a1ee5 | 1439 | else if (bfd_getb32 (buf) == BFD_MACH_O_MH_MAGIC_64) |
1e8a024a TG |
1440 | { |
1441 | header->byteorder = BFD_ENDIAN_BIG; | |
154a1ee5 | 1442 | header->magic = BFD_MACH_O_MH_MAGIC_64; |
1e8a024a TG |
1443 | header->version = 2; |
1444 | get32 = bfd_getb32; | |
1445 | } | |
154a1ee5 | 1446 | else if (bfd_getl32 (buf) == BFD_MACH_O_MH_MAGIC_64) |
1e8a024a TG |
1447 | { |
1448 | header->byteorder = BFD_ENDIAN_LITTLE; | |
154a1ee5 | 1449 | header->magic = BFD_MACH_O_MH_MAGIC_64; |
1e8a024a | 1450 | header->version = 2; |
3af9a47b NC |
1451 | get32 = bfd_getl32; |
1452 | } | |
1453 | else | |
1454 | { | |
1455 | header->byteorder = BFD_ENDIAN_UNKNOWN; | |
154a1ee5 | 1456 | return FALSE; |
3af9a47b | 1457 | } |
a95a4550 | 1458 | |
1e8a024a | 1459 | /* Once the size of the header is known, read the full header. */ |
c2f09c75 | 1460 | size = mach_o_wide_p (header) ? |
154a1ee5 | 1461 | BFD_MACH_O_HEADER_64_SIZE : BFD_MACH_O_HEADER_SIZE; |
1e8a024a | 1462 | |
c2f09c75 | 1463 | if (bfd_seek (abfd, 0, SEEK_SET) != 0 |
91d6fa6a | 1464 | || bfd_bread ((void *) buf, size, abfd) != size) |
154a1ee5 | 1465 | return FALSE; |
1e8a024a | 1466 | |
3af9a47b NC |
1467 | header->cputype = (*get32) (buf + 4); |
1468 | header->cpusubtype = (*get32) (buf + 8); | |
1469 | header->filetype = (*get32) (buf + 12); | |
1470 | header->ncmds = (*get32) (buf + 16); | |
1471 | header->sizeofcmds = (*get32) (buf + 20); | |
1472 | header->flags = (*get32) (buf + 24); | |
1473 | ||
c2f09c75 | 1474 | if (mach_o_wide_p (header)) |
1e8a024a TG |
1475 | header->reserved = (*get32) (buf + 28); |
1476 | ||
154a1ee5 | 1477 | return TRUE; |
3af9a47b NC |
1478 | } |
1479 | ||
1480 | static asection * | |
15e1c58a TG |
1481 | bfd_mach_o_make_bfd_section (bfd *abfd, bfd_mach_o_section *section, |
1482 | unsigned long prot) | |
3af9a47b NC |
1483 | { |
1484 | asection *bfdsec; | |
1485 | char *sname; | |
117ed4f8 | 1486 | flagword flags; |
3af9a47b | 1487 | |
8462aec7 | 1488 | bfd_mach_o_convert_section_name_to_bfd (abfd, section, &sname, &flags); |
3af9a47b NC |
1489 | if (sname == NULL) |
1490 | return NULL; | |
3af9a47b | 1491 | |
8462aec7 | 1492 | if (flags == SEC_NO_FLAGS) |
ef17cb22 | 1493 | { |
8462aec7 TG |
1494 | /* Try to guess flags. */ |
1495 | if (section->flags & BFD_MACH_O_S_ATTR_DEBUG) | |
1496 | flags = SEC_DEBUGGING; | |
1497 | else | |
1498 | { | |
1499 | flags = SEC_ALLOC; | |
1500 | if ((section->flags & BFD_MACH_O_SECTION_TYPE_MASK) | |
1501 | != BFD_MACH_O_S_ZEROFILL) | |
1502 | { | |
1503 | flags |= SEC_LOAD; | |
1504 | if (prot & BFD_MACH_O_PROT_EXECUTE) | |
1505 | flags |= SEC_CODE; | |
1506 | if (prot & BFD_MACH_O_PROT_WRITE) | |
1507 | flags |= SEC_DATA; | |
1508 | else if (prot & BFD_MACH_O_PROT_READ) | |
1509 | flags |= SEC_READONLY; | |
1510 | } | |
1511 | } | |
ef17cb22 | 1512 | } |
15e1c58a TG |
1513 | else |
1514 | { | |
8462aec7 TG |
1515 | if ((flags & SEC_DEBUGGING) == 0) |
1516 | flags |= SEC_ALLOC; | |
15e1c58a | 1517 | } |
8462aec7 TG |
1518 | |
1519 | if (section->offset != 0) | |
1520 | flags |= SEC_HAS_CONTENTS; | |
92bc0e80 TG |
1521 | if (section->nreloc != 0) |
1522 | flags |= SEC_RELOC; | |
1523 | ||
117ed4f8 | 1524 | bfdsec = bfd_make_section_anyway_with_flags (abfd, sname, flags); |
3af9a47b NC |
1525 | if (bfdsec == NULL) |
1526 | return NULL; | |
a95a4550 | 1527 | |
3af9a47b NC |
1528 | bfdsec->vma = section->addr; |
1529 | bfdsec->lma = section->addr; | |
eea6121a | 1530 | bfdsec->size = section->size; |
3af9a47b NC |
1531 | bfdsec->filepos = section->offset; |
1532 | bfdsec->alignment_power = section->align; | |
1e8a024a | 1533 | bfdsec->segment_mark = 0; |
92bc0e80 TG |
1534 | bfdsec->reloc_count = section->nreloc; |
1535 | bfdsec->rel_filepos = section->reloff; | |
3af9a47b | 1536 | |
3af9a47b NC |
1537 | return bfdsec; |
1538 | } | |
1539 | ||
1540 | static int | |
ab273af8 TG |
1541 | bfd_mach_o_read_section_32 (bfd *abfd, |
1542 | bfd_mach_o_section *section, | |
1543 | unsigned int offset, | |
1544 | unsigned long prot) | |
3af9a47b | 1545 | { |
154a1ee5 | 1546 | unsigned char buf[BFD_MACH_O_SECTION_SIZE]; |
3af9a47b | 1547 | |
c2f09c75 | 1548 | if (bfd_seek (abfd, offset, SEEK_SET) != 0 |
91d6fa6a | 1549 | || (bfd_bread ((void *) buf, BFD_MACH_O_SECTION_SIZE, abfd) |
c2f09c75 | 1550 | != BFD_MACH_O_SECTION_SIZE)) |
3af9a47b | 1551 | return -1; |
a95a4550 | 1552 | |
3af9a47b NC |
1553 | memcpy (section->sectname, buf, 16); |
1554 | section->sectname[16] = '\0'; | |
1555 | memcpy (section->segname, buf + 16, 16); | |
1556 | section->segname[16] = '\0'; | |
1557 | section->addr = bfd_h_get_32 (abfd, buf + 32); | |
1558 | section->size = bfd_h_get_32 (abfd, buf + 36); | |
1559 | section->offset = bfd_h_get_32 (abfd, buf + 40); | |
1560 | section->align = bfd_h_get_32 (abfd, buf + 44); | |
1561 | section->reloff = bfd_h_get_32 (abfd, buf + 48); | |
1562 | section->nreloc = bfd_h_get_32 (abfd, buf + 52); | |
1563 | section->flags = bfd_h_get_32 (abfd, buf + 56); | |
1564 | section->reserved1 = bfd_h_get_32 (abfd, buf + 60); | |
1565 | section->reserved2 = bfd_h_get_32 (abfd, buf + 64); | |
1e8a024a | 1566 | section->reserved3 = 0; |
15e1c58a | 1567 | section->bfdsection = bfd_mach_o_make_bfd_section (abfd, section, prot); |
1e8a024a TG |
1568 | |
1569 | if (section->bfdsection == NULL) | |
1570 | return -1; | |
1571 | ||
1572 | return 0; | |
1573 | } | |
1574 | ||
1575 | static int | |
ab273af8 TG |
1576 | bfd_mach_o_read_section_64 (bfd *abfd, |
1577 | bfd_mach_o_section *section, | |
1578 | unsigned int offset, | |
1579 | unsigned long prot) | |
1e8a024a | 1580 | { |
154a1ee5 | 1581 | unsigned char buf[BFD_MACH_O_SECTION_64_SIZE]; |
1e8a024a | 1582 | |
c2f09c75 | 1583 | if (bfd_seek (abfd, offset, SEEK_SET) != 0 |
91d6fa6a | 1584 | || (bfd_bread ((void *) buf, BFD_MACH_O_SECTION_64_SIZE, abfd) |
c2f09c75 | 1585 | != BFD_MACH_O_SECTION_64_SIZE)) |
1e8a024a TG |
1586 | return -1; |
1587 | ||
1588 | memcpy (section->sectname, buf, 16); | |
1589 | section->sectname[16] = '\0'; | |
1590 | memcpy (section->segname, buf + 16, 16); | |
1591 | section->segname[16] = '\0'; | |
1592 | section->addr = bfd_h_get_64 (abfd, buf + 32); | |
1593 | section->size = bfd_h_get_64 (abfd, buf + 40); | |
1594 | section->offset = bfd_h_get_32 (abfd, buf + 48); | |
1595 | section->align = bfd_h_get_32 (abfd, buf + 52); | |
1596 | section->reloff = bfd_h_get_32 (abfd, buf + 56); | |
1597 | section->nreloc = bfd_h_get_32 (abfd, buf + 60); | |
1598 | section->flags = bfd_h_get_32 (abfd, buf + 64); | |
1599 | section->reserved1 = bfd_h_get_32 (abfd, buf + 68); | |
1600 | section->reserved2 = bfd_h_get_32 (abfd, buf + 72); | |
1601 | section->reserved3 = bfd_h_get_32 (abfd, buf + 76); | |
15e1c58a | 1602 | section->bfdsection = bfd_mach_o_make_bfd_section (abfd, section, prot); |
3af9a47b NC |
1603 | |
1604 | if (section->bfdsection == NULL) | |
1605 | return -1; | |
1606 | ||
1607 | return 0; | |
1608 | } | |
1609 | ||
1e8a024a | 1610 | static int |
ab273af8 TG |
1611 | bfd_mach_o_read_section (bfd *abfd, |
1612 | bfd_mach_o_section *section, | |
1613 | unsigned int offset, | |
1614 | unsigned long prot, | |
1615 | unsigned int wide) | |
1e8a024a TG |
1616 | { |
1617 | if (wide) | |
ab273af8 | 1618 | return bfd_mach_o_read_section_64 (abfd, section, offset, prot); |
1e8a024a | 1619 | else |
ab273af8 | 1620 | return bfd_mach_o_read_section_32 (abfd, section, offset, prot); |
1e8a024a TG |
1621 | } |
1622 | ||
046b007d | 1623 | static int |
ab273af8 TG |
1624 | bfd_mach_o_read_symtab_symbol (bfd *abfd, |
1625 | bfd_mach_o_symtab_command *sym, | |
1626 | bfd_mach_o_asymbol *s, | |
1627 | unsigned long i) | |
3af9a47b | 1628 | { |
046b007d | 1629 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
c2f09c75 | 1630 | unsigned int wide = mach_o_wide_p (&mdata->header); |
046b007d TG |
1631 | unsigned int symwidth = |
1632 | wide ? BFD_MACH_O_NLIST_64_SIZE : BFD_MACH_O_NLIST_SIZE; | |
92bc0e80 | 1633 | unsigned int symoff = sym->symoff + (i * symwidth); |
1e8a024a | 1634 | unsigned char buf[16]; |
3af9a47b NC |
1635 | unsigned char type = -1; |
1636 | unsigned char section = -1; | |
1637 | short desc = -1; | |
1e8a024a | 1638 | symvalue value = -1; |
3af9a47b NC |
1639 | unsigned long stroff = -1; |
1640 | unsigned int symtype = -1; | |
1641 | ||
1642 | BFD_ASSERT (sym->strtab != NULL); | |
1643 | ||
c2f09c75 | 1644 | if (bfd_seek (abfd, symoff, SEEK_SET) != 0 |
91d6fa6a | 1645 | || bfd_bread ((void *) buf, symwidth, abfd) != symwidth) |
3af9a47b | 1646 | { |
ab273af8 | 1647 | fprintf (stderr, "bfd_mach_o_read_symtab_symbol: unable to read %d bytes at %lu\n", |
1e8a024a | 1648 | symwidth, (unsigned long) symoff); |
3af9a47b NC |
1649 | return -1; |
1650 | } | |
1651 | ||
1652 | stroff = bfd_h_get_32 (abfd, buf); | |
1653 | type = bfd_h_get_8 (abfd, buf + 4); | |
c2f09c75 | 1654 | symtype = type & BFD_MACH_O_N_TYPE; |
15e1c58a | 1655 | section = bfd_h_get_8 (abfd, buf + 5); |
3af9a47b | 1656 | desc = bfd_h_get_16 (abfd, buf + 6); |
1e8a024a TG |
1657 | if (wide) |
1658 | value = bfd_h_get_64 (abfd, buf + 8); | |
1659 | else | |
1660 | value = bfd_h_get_32 (abfd, buf + 8); | |
3af9a47b NC |
1661 | |
1662 | if (stroff >= sym->strsize) | |
1663 | { | |
ab273af8 | 1664 | fprintf (stderr, "bfd_mach_o_read_symtab_symbol: symbol name out of range (%lu >= %lu)\n", |
3af9a47b | 1665 | (unsigned long) stroff, (unsigned long) sym->strsize); |
a95a4550 | 1666 | return -1; |
3af9a47b NC |
1667 | } |
1668 | ||
92bc0e80 TG |
1669 | s->symbol.the_bfd = abfd; |
1670 | s->symbol.name = sym->strtab + stroff; | |
1671 | s->symbol.value = value; | |
1672 | s->symbol.flags = 0x0; | |
1673 | s->symbol.udata.i = 0; | |
1674 | s->n_type = type; | |
1675 | s->n_sect = section; | |
1676 | s->n_desc = desc; | |
3af9a47b NC |
1677 | |
1678 | if (type & BFD_MACH_O_N_STAB) | |
1679 | { | |
92bc0e80 TG |
1680 | s->symbol.flags |= BSF_DEBUGGING; |
1681 | s->symbol.section = bfd_und_section_ptr; | |
15e1c58a TG |
1682 | switch (type) |
1683 | { | |
1684 | case N_FUN: | |
1685 | case N_STSYM: | |
1686 | case N_LCSYM: | |
1687 | case N_BNSYM: | |
1688 | case N_SLINE: | |
1689 | case N_ENSYM: | |
1690 | case N_ECOMM: | |
1691 | case N_ECOML: | |
1692 | case N_GSYM: | |
1693 | if ((section > 0) && (section <= mdata->nsects)) | |
1694 | { | |
92bc0e80 TG |
1695 | s->symbol.section = mdata->sections[section - 1]->bfdsection; |
1696 | s->symbol.value = | |
1697 | s->symbol.value - mdata->sections[section - 1]->addr; | |
15e1c58a TG |
1698 | } |
1699 | break; | |
1700 | } | |
3af9a47b NC |
1701 | } |
1702 | else | |
1703 | { | |
1704 | if (type & BFD_MACH_O_N_PEXT) | |
92bc0e80 | 1705 | s->symbol.flags |= BSF_GLOBAL; |
c2f09c75 | 1706 | |
3af9a47b | 1707 | if (type & BFD_MACH_O_N_EXT) |
92bc0e80 | 1708 | s->symbol.flags |= BSF_GLOBAL; |
15e1c58a TG |
1709 | |
1710 | if (!(type & (BFD_MACH_O_N_PEXT | BFD_MACH_O_N_EXT))) | |
92bc0e80 | 1711 | s->symbol.flags |= BSF_LOCAL; |
3af9a47b NC |
1712 | |
1713 | switch (symtype) | |
1714 | { | |
1715 | case BFD_MACH_O_N_UNDF: | |
c2f09c75 | 1716 | if (type == (BFD_MACH_O_N_UNDF | BFD_MACH_O_N_EXT) |
92bc0e80 | 1717 | && s->symbol.value != 0) |
c2f09c75 TG |
1718 | { |
1719 | /* A common symbol. */ | |
92bc0e80 TG |
1720 | s->symbol.section = bfd_com_section_ptr; |
1721 | s->symbol.flags = BSF_NO_FLAGS; | |
c2f09c75 TG |
1722 | } |
1723 | else | |
92bc0e80 TG |
1724 | { |
1725 | s->symbol.section = bfd_und_section_ptr; | |
1726 | if (s->n_desc & BFD_MACH_O_N_WEAK_REF) | |
1727 | s->symbol.flags |= BSF_WEAK; | |
1728 | } | |
3af9a47b NC |
1729 | break; |
1730 | case BFD_MACH_O_N_PBUD: | |
92bc0e80 | 1731 | s->symbol.section = bfd_und_section_ptr; |
3af9a47b NC |
1732 | break; |
1733 | case BFD_MACH_O_N_ABS: | |
92bc0e80 | 1734 | s->symbol.section = bfd_abs_section_ptr; |
3af9a47b NC |
1735 | break; |
1736 | case BFD_MACH_O_N_SECT: | |
1737 | if ((section > 0) && (section <= mdata->nsects)) | |
1738 | { | |
92bc0e80 TG |
1739 | s->symbol.section = mdata->sections[section - 1]->bfdsection; |
1740 | s->symbol.value = | |
1741 | s->symbol.value - mdata->sections[section - 1]->addr; | |
3af9a47b NC |
1742 | } |
1743 | else | |
1744 | { | |
1745 | /* Mach-O uses 0 to mean "no section"; not an error. */ | |
1746 | if (section != 0) | |
1747 | { | |
ab273af8 | 1748 | fprintf (stderr, "bfd_mach_o_read_symtab_symbol: " |
a95a4550 | 1749 | "symbol \"%s\" specified invalid section %d (max %lu): setting to undefined\n", |
92bc0e80 | 1750 | s->symbol.name, section, mdata->nsects); |
3af9a47b | 1751 | } |
92bc0e80 | 1752 | s->symbol.section = bfd_und_section_ptr; |
3af9a47b NC |
1753 | } |
1754 | break; | |
1755 | case BFD_MACH_O_N_INDR: | |
ab273af8 | 1756 | fprintf (stderr, "bfd_mach_o_read_symtab_symbol: " |
a95a4550 | 1757 | "symbol \"%s\" is unsupported 'indirect' reference: setting to undefined\n", |
92bc0e80 TG |
1758 | s->symbol.name); |
1759 | s->symbol.section = bfd_und_section_ptr; | |
3af9a47b NC |
1760 | break; |
1761 | default: | |
ab273af8 | 1762 | fprintf (stderr, "bfd_mach_o_read_symtab_symbol: " |
a95a4550 | 1763 | "symbol \"%s\" specified invalid type field 0x%x: setting to undefined\n", |
92bc0e80 TG |
1764 | s->symbol.name, symtype); |
1765 | s->symbol.section = bfd_und_section_ptr; | |
3af9a47b NC |
1766 | break; |
1767 | } | |
1768 | } | |
1769 | ||
1770 | return 0; | |
1771 | } | |
1772 | ||
046b007d | 1773 | static int |
ab273af8 | 1774 | bfd_mach_o_read_symtab_strtab (bfd *abfd) |
3af9a47b | 1775 | { |
046b007d TG |
1776 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
1777 | bfd_mach_o_symtab_command *sym = mdata->symtab; | |
1778 | ||
1779 | /* Fail if there is no symtab. */ | |
1780 | if (sym == NULL) | |
1781 | return -1; | |
1782 | ||
1783 | /* Success if already loaded. */ | |
1784 | if (sym->strtab) | |
1785 | return 0; | |
3af9a47b NC |
1786 | |
1787 | if (abfd->flags & BFD_IN_MEMORY) | |
1788 | { | |
1789 | struct bfd_in_memory *b; | |
1790 | ||
1791 | b = (struct bfd_in_memory *) abfd->iostream; | |
1792 | ||
1793 | if ((sym->stroff + sym->strsize) > b->size) | |
1794 | { | |
1795 | bfd_set_error (bfd_error_file_truncated); | |
1796 | return -1; | |
1797 | } | |
f075ee0c | 1798 | sym->strtab = (char *) b->buffer + sym->stroff; |
3af9a47b | 1799 | } |
046b007d | 1800 | else |
3af9a47b | 1801 | { |
046b007d TG |
1802 | sym->strtab = bfd_alloc (abfd, sym->strsize); |
1803 | if (sym->strtab == NULL) | |
1804 | return -1; | |
1805 | ||
1806 | if (bfd_seek (abfd, sym->stroff, SEEK_SET) != 0 | |
91d6fa6a | 1807 | || bfd_bread ((void *) sym->strtab, sym->strsize, abfd) != sym->strsize) |
046b007d TG |
1808 | { |
1809 | bfd_set_error (bfd_error_file_truncated); | |
1810 | return -1; | |
1811 | } | |
3af9a47b NC |
1812 | } |
1813 | ||
1814 | return 0; | |
1815 | } | |
1816 | ||
046b007d | 1817 | static int |
ab273af8 | 1818 | bfd_mach_o_read_symtab_symbols (bfd *abfd) |
3af9a47b | 1819 | { |
046b007d TG |
1820 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
1821 | bfd_mach_o_symtab_command *sym = mdata->symtab; | |
3af9a47b NC |
1822 | unsigned long i; |
1823 | int ret; | |
1824 | ||
046b007d TG |
1825 | if (sym->symbols) |
1826 | return 0; | |
1827 | ||
92bc0e80 | 1828 | sym->symbols = bfd_alloc (abfd, sym->nsyms * sizeof (bfd_mach_o_asymbol)); |
3af9a47b NC |
1829 | |
1830 | if (sym->symbols == NULL) | |
1831 | { | |
ab273af8 | 1832 | fprintf (stderr, "bfd_mach_o_read_symtab_symbols: unable to allocate memory for symbols\n"); |
a95a4550 | 1833 | return -1; |
3af9a47b | 1834 | } |
a95a4550 | 1835 | |
ab273af8 | 1836 | ret = bfd_mach_o_read_symtab_strtab (abfd); |
3af9a47b NC |
1837 | if (ret != 0) |
1838 | return ret; | |
1839 | ||
1840 | for (i = 0; i < sym->nsyms; i++) | |
1841 | { | |
ab273af8 | 1842 | ret = bfd_mach_o_read_symtab_symbol (abfd, sym, &sym->symbols[i], i); |
3af9a47b NC |
1843 | if (ret != 0) |
1844 | return ret; | |
1845 | } | |
a95a4550 | 1846 | |
3af9a47b NC |
1847 | return 0; |
1848 | } | |
1849 | ||
1850 | int | |
ab273af8 TG |
1851 | bfd_mach_o_read_dysymtab_symbol (bfd *abfd, |
1852 | bfd_mach_o_dysymtab_command *dysym, | |
1853 | bfd_mach_o_symtab_command *sym, | |
1854 | bfd_mach_o_asymbol *s, | |
1855 | unsigned long i) | |
3af9a47b NC |
1856 | { |
1857 | unsigned long isymoff = dysym->indirectsymoff + (i * 4); | |
91d6fa6a | 1858 | unsigned long sym_index; |
3af9a47b NC |
1859 | unsigned char buf[4]; |
1860 | ||
1861 | BFD_ASSERT (i < dysym->nindirectsyms); | |
a95a4550 | 1862 | |
c2f09c75 | 1863 | if (bfd_seek (abfd, isymoff, SEEK_SET) != 0 |
91d6fa6a | 1864 | || bfd_bread ((void *) buf, 4, abfd) != 4) |
3af9a47b | 1865 | { |
ab273af8 | 1866 | fprintf (stderr, "bfd_mach_o_read_dysymtab_symbol: unable to read %lu bytes at %lu\n", |
3af9a47b NC |
1867 | (unsigned long) 4, isymoff); |
1868 | return -1; | |
1869 | } | |
91d6fa6a | 1870 | sym_index = bfd_h_get_32 (abfd, buf); |
a95a4550 | 1871 | |
91d6fa6a | 1872 | return bfd_mach_o_read_symtab_symbol (abfd, sym, s, sym_index); |
3af9a47b NC |
1873 | } |
1874 | ||
1875 | static const char * | |
116c20d2 | 1876 | bfd_mach_o_i386_flavour_string (unsigned int flavour) |
3af9a47b NC |
1877 | { |
1878 | switch ((int) flavour) | |
1879 | { | |
15e1c58a TG |
1880 | case BFD_MACH_O_x86_THREAD_STATE32: return "x86_THREAD_STATE32"; |
1881 | case BFD_MACH_O_x86_FLOAT_STATE32: return "x86_FLOAT_STATE32"; | |
1882 | case BFD_MACH_O_x86_EXCEPTION_STATE32: return "x86_EXCEPTION_STATE32"; | |
1883 | case BFD_MACH_O_x86_THREAD_STATE64: return "x86_THREAD_STATE64"; | |
1884 | case BFD_MACH_O_x86_FLOAT_STATE64: return "x86_FLOAT_STATE64"; | |
1885 | case BFD_MACH_O_x86_EXCEPTION_STATE64: return "x86_EXCEPTION_STATE64"; | |
1886 | case BFD_MACH_O_x86_THREAD_STATE: return "x86_THREAD_STATE"; | |
1887 | case BFD_MACH_O_x86_FLOAT_STATE: return "x86_FLOAT_STATE"; | |
1888 | case BFD_MACH_O_x86_EXCEPTION_STATE: return "x86_EXCEPTION_STATE"; | |
1889 | case BFD_MACH_O_x86_DEBUG_STATE32: return "x86_DEBUG_STATE32"; | |
1890 | case BFD_MACH_O_x86_DEBUG_STATE64: return "x86_DEBUG_STATE64"; | |
1891 | case BFD_MACH_O_x86_DEBUG_STATE: return "x86_DEBUG_STATE"; | |
b32e07d7 | 1892 | case BFD_MACH_O_x86_THREAD_STATE_NONE: return "x86_THREAD_STATE_NONE"; |
3af9a47b NC |
1893 | default: return "UNKNOWN"; |
1894 | } | |
1895 | } | |
1896 | ||
1897 | static const char * | |
116c20d2 | 1898 | bfd_mach_o_ppc_flavour_string (unsigned int flavour) |
3af9a47b NC |
1899 | { |
1900 | switch ((int) flavour) | |
1901 | { | |
b32e07d7 TG |
1902 | case BFD_MACH_O_PPC_THREAD_STATE: return "PPC_THREAD_STATE"; |
1903 | case BFD_MACH_O_PPC_FLOAT_STATE: return "PPC_FLOAT_STATE"; | |
1904 | case BFD_MACH_O_PPC_EXCEPTION_STATE: return "PPC_EXCEPTION_STATE"; | |
1905 | case BFD_MACH_O_PPC_VECTOR_STATE: return "PPC_VECTOR_STATE"; | |
1906 | case BFD_MACH_O_PPC_THREAD_STATE64: return "PPC_THREAD_STATE64"; | |
1907 | case BFD_MACH_O_PPC_EXCEPTION_STATE64: return "PPC_EXCEPTION_STATE64"; | |
3af9a47b NC |
1908 | default: return "UNKNOWN"; |
1909 | } | |
1910 | } | |
1911 | ||
1912 | static int | |
ab273af8 | 1913 | bfd_mach_o_read_dylinker (bfd *abfd, bfd_mach_o_load_command *command) |
3af9a47b NC |
1914 | { |
1915 | bfd_mach_o_dylinker_command *cmd = &command->command.dylinker; | |
1916 | unsigned char buf[4]; | |
1917 | unsigned int nameoff; | |
3af9a47b NC |
1918 | |
1919 | BFD_ASSERT ((command->type == BFD_MACH_O_LC_ID_DYLINKER) | |
1920 | || (command->type == BFD_MACH_O_LC_LOAD_DYLINKER)); | |
1921 | ||
c2f09c75 | 1922 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 |
91d6fa6a | 1923 | || bfd_bread ((void *) buf, 4, abfd) != 4) |
3af9a47b NC |
1924 | return -1; |
1925 | ||
1926 | nameoff = bfd_h_get_32 (abfd, buf + 0); | |
1927 | ||
1928 | cmd->name_offset = command->offset + nameoff; | |
1929 | cmd->name_len = command->len - nameoff; | |
b32e07d7 TG |
1930 | cmd->name_str = bfd_alloc (abfd, cmd->name_len); |
1931 | if (cmd->name_str == NULL) | |
3af9a47b | 1932 | return -1; |
b32e07d7 TG |
1933 | if (bfd_seek (abfd, cmd->name_offset, SEEK_SET) != 0 |
1934 | || bfd_bread (cmd->name_str, cmd->name_len, abfd) != cmd->name_len) | |
3af9a47b | 1935 | return -1; |
3af9a47b NC |
1936 | return 0; |
1937 | } | |
1938 | ||
1939 | static int | |
ab273af8 | 1940 | bfd_mach_o_read_dylib (bfd *abfd, bfd_mach_o_load_command *command) |
3af9a47b NC |
1941 | { |
1942 | bfd_mach_o_dylib_command *cmd = &command->command.dylib; | |
1943 | unsigned char buf[16]; | |
1944 | unsigned int nameoff; | |
3af9a47b | 1945 | |
046b007d TG |
1946 | switch (command->type) |
1947 | { | |
1948 | case BFD_MACH_O_LC_LOAD_DYLIB: | |
046b007d | 1949 | case BFD_MACH_O_LC_LOAD_WEAK_DYLIB: |
046b007d | 1950 | case BFD_MACH_O_LC_ID_DYLIB: |
046b007d | 1951 | case BFD_MACH_O_LC_REEXPORT_DYLIB: |
046b007d TG |
1952 | break; |
1953 | default: | |
b32e07d7 TG |
1954 | BFD_FAIL (); |
1955 | return -1; | |
046b007d | 1956 | } |
3af9a47b | 1957 | |
c2f09c75 | 1958 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 |
91d6fa6a | 1959 | || bfd_bread ((void *) buf, 16, abfd) != 16) |
3af9a47b NC |
1960 | return -1; |
1961 | ||
1962 | nameoff = bfd_h_get_32 (abfd, buf + 0); | |
1963 | cmd->timestamp = bfd_h_get_32 (abfd, buf + 4); | |
1964 | cmd->current_version = bfd_h_get_32 (abfd, buf + 8); | |
1965 | cmd->compatibility_version = bfd_h_get_32 (abfd, buf + 12); | |
1966 | ||
1967 | cmd->name_offset = command->offset + nameoff; | |
1968 | cmd->name_len = command->len - nameoff; | |
b32e07d7 TG |
1969 | cmd->name_str = bfd_alloc (abfd, cmd->name_len); |
1970 | if (cmd->name_str == NULL) | |
3af9a47b | 1971 | return -1; |
b32e07d7 TG |
1972 | if (bfd_seek (abfd, cmd->name_offset, SEEK_SET) != 0 |
1973 | || bfd_bread (cmd->name_str, cmd->name_len, abfd) != cmd->name_len) | |
3af9a47b | 1974 | return -1; |
3af9a47b NC |
1975 | return 0; |
1976 | } | |
1977 | ||
1978 | static int | |
ab273af8 TG |
1979 | bfd_mach_o_read_prebound_dylib (bfd *abfd ATTRIBUTE_UNUSED, |
1980 | bfd_mach_o_load_command *command ATTRIBUTE_UNUSED) | |
3af9a47b NC |
1981 | { |
1982 | /* bfd_mach_o_prebound_dylib_command *cmd = &command->command.prebound_dylib; */ | |
1983 | ||
1984 | BFD_ASSERT (command->type == BFD_MACH_O_LC_PREBOUND_DYLIB); | |
1985 | return 0; | |
1986 | } | |
1987 | ||
1988 | static int | |
ab273af8 | 1989 | bfd_mach_o_read_thread (bfd *abfd, bfd_mach_o_load_command *command) |
3af9a47b | 1990 | { |
b32e07d7 | 1991 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
3af9a47b NC |
1992 | bfd_mach_o_thread_command *cmd = &command->command.thread; |
1993 | unsigned char buf[8]; | |
92bc0e80 | 1994 | unsigned int offset; |
3af9a47b NC |
1995 | unsigned int nflavours; |
1996 | unsigned int i; | |
1997 | ||
1998 | BFD_ASSERT ((command->type == BFD_MACH_O_LC_THREAD) | |
1999 | || (command->type == BFD_MACH_O_LC_UNIXTHREAD)); | |
2000 | ||
b32e07d7 | 2001 | /* Count the number of threads. */ |
3af9a47b NC |
2002 | offset = 8; |
2003 | nflavours = 0; | |
2004 | while (offset != command->len) | |
2005 | { | |
2006 | if (offset >= command->len) | |
2007 | return -1; | |
2008 | ||
c2f09c75 | 2009 | if (bfd_seek (abfd, command->offset + offset, SEEK_SET) != 0 |
91d6fa6a | 2010 | || bfd_bread ((void *) buf, 8, abfd) != 8) |
3af9a47b NC |
2011 | return -1; |
2012 | ||
2013 | offset += 8 + bfd_h_get_32 (abfd, buf + 4) * 4; | |
2014 | nflavours++; | |
2015 | } | |
2016 | ||
b32e07d7 TG |
2017 | /* Allocate threads. */ |
2018 | cmd->flavours = bfd_alloc | |
2019 | (abfd, nflavours * sizeof (bfd_mach_o_thread_flavour)); | |
3af9a47b NC |
2020 | if (cmd->flavours == NULL) |
2021 | return -1; | |
2022 | cmd->nflavours = nflavours; | |
2023 | ||
2024 | offset = 8; | |
2025 | nflavours = 0; | |
2026 | while (offset != command->len) | |
2027 | { | |
2028 | if (offset >= command->len) | |
2029 | return -1; | |
2030 | ||
2031 | if (nflavours >= cmd->nflavours) | |
2032 | return -1; | |
2033 | ||
c2f09c75 | 2034 | if (bfd_seek (abfd, command->offset + offset, SEEK_SET) != 0 |
91d6fa6a | 2035 | || bfd_bread ((void *) buf, 8, abfd) != 8) |
3af9a47b NC |
2036 | return -1; |
2037 | ||
2038 | cmd->flavours[nflavours].flavour = bfd_h_get_32 (abfd, buf); | |
2039 | cmd->flavours[nflavours].offset = command->offset + offset + 8; | |
2040 | cmd->flavours[nflavours].size = bfd_h_get_32 (abfd, buf + 4) * 4; | |
2041 | offset += cmd->flavours[nflavours].size + 8; | |
2042 | nflavours++; | |
2043 | } | |
2044 | ||
2045 | for (i = 0; i < nflavours; i++) | |
2046 | { | |
2047 | asection *bfdsec; | |
2048 | unsigned int snamelen; | |
2049 | char *sname; | |
2050 | const char *flavourstr; | |
2051 | const char *prefix = "LC_THREAD"; | |
a95a4550 AM |
2052 | unsigned int j = 0; |
2053 | ||
3af9a47b NC |
2054 | switch (mdata->header.cputype) |
2055 | { | |
2056 | case BFD_MACH_O_CPU_TYPE_POWERPC: | |
1e8a024a | 2057 | case BFD_MACH_O_CPU_TYPE_POWERPC_64: |
3af9a47b NC |
2058 | flavourstr = bfd_mach_o_ppc_flavour_string (cmd->flavours[i].flavour); |
2059 | break; | |
2060 | case BFD_MACH_O_CPU_TYPE_I386: | |
1e8a024a | 2061 | case BFD_MACH_O_CPU_TYPE_X86_64: |
3af9a47b NC |
2062 | flavourstr = bfd_mach_o_i386_flavour_string (cmd->flavours[i].flavour); |
2063 | break; | |
2064 | default: | |
2065 | flavourstr = "UNKNOWN_ARCHITECTURE"; | |
2066 | break; | |
2067 | } | |
a95a4550 | 2068 | |
3af9a47b | 2069 | snamelen = strlen (prefix) + 1 + 20 + 1 + strlen (flavourstr) + 1; |
116c20d2 | 2070 | sname = bfd_alloc (abfd, snamelen); |
3af9a47b NC |
2071 | if (sname == NULL) |
2072 | return -1; | |
2073 | ||
2074 | for (;;) | |
2075 | { | |
a95a4550 AM |
2076 | sprintf (sname, "%s.%s.%u", prefix, flavourstr, j); |
2077 | if (bfd_get_section_by_name (abfd, sname) == NULL) | |
3af9a47b | 2078 | break; |
a95a4550 | 2079 | j++; |
3af9a47b NC |
2080 | } |
2081 | ||
117ed4f8 | 2082 | bfdsec = bfd_make_section_with_flags (abfd, sname, SEC_HAS_CONTENTS); |
a95a4550 | 2083 | |
3af9a47b NC |
2084 | bfdsec->vma = 0; |
2085 | bfdsec->lma = 0; | |
eea6121a | 2086 | bfdsec->size = cmd->flavours[i].size; |
3af9a47b NC |
2087 | bfdsec->filepos = cmd->flavours[i].offset; |
2088 | bfdsec->alignment_power = 0x0; | |
3af9a47b NC |
2089 | |
2090 | cmd->section = bfdsec; | |
2091 | } | |
2092 | ||
2093 | return 0; | |
2094 | } | |
2095 | ||
a95a4550 | 2096 | static int |
ab273af8 | 2097 | bfd_mach_o_read_dysymtab (bfd *abfd, bfd_mach_o_load_command *command) |
3af9a47b | 2098 | { |
046b007d | 2099 | bfd_mach_o_dysymtab_command *cmd = &command->command.dysymtab; |
b32e07d7 | 2100 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
3af9a47b NC |
2101 | unsigned char buf[72]; |
2102 | ||
2103 | BFD_ASSERT (command->type == BFD_MACH_O_LC_DYSYMTAB); | |
2104 | ||
c2f09c75 | 2105 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 |
91d6fa6a | 2106 | || bfd_bread ((void *) buf, 72, abfd) != 72) |
3af9a47b NC |
2107 | return -1; |
2108 | ||
046b007d TG |
2109 | cmd->ilocalsym = bfd_h_get_32 (abfd, buf + 0); |
2110 | cmd->nlocalsym = bfd_h_get_32 (abfd, buf + 4); | |
2111 | cmd->iextdefsym = bfd_h_get_32 (abfd, buf + 8); | |
2112 | cmd->nextdefsym = bfd_h_get_32 (abfd, buf + 12); | |
2113 | cmd->iundefsym = bfd_h_get_32 (abfd, buf + 16); | |
2114 | cmd->nundefsym = bfd_h_get_32 (abfd, buf + 20); | |
2115 | cmd->tocoff = bfd_h_get_32 (abfd, buf + 24); | |
2116 | cmd->ntoc = bfd_h_get_32 (abfd, buf + 28); | |
2117 | cmd->modtaboff = bfd_h_get_32 (abfd, buf + 32); | |
2118 | cmd->nmodtab = bfd_h_get_32 (abfd, buf + 36); | |
2119 | cmd->extrefsymoff = bfd_h_get_32 (abfd, buf + 40); | |
2120 | cmd->nextrefsyms = bfd_h_get_32 (abfd, buf + 44); | |
2121 | cmd->indirectsymoff = bfd_h_get_32 (abfd, buf + 48); | |
2122 | cmd->nindirectsyms = bfd_h_get_32 (abfd, buf + 52); | |
2123 | cmd->extreloff = bfd_h_get_32 (abfd, buf + 56); | |
2124 | cmd->nextrel = bfd_h_get_32 (abfd, buf + 60); | |
2125 | cmd->locreloff = bfd_h_get_32 (abfd, buf + 64); | |
2126 | cmd->nlocrel = bfd_h_get_32 (abfd, buf + 68); | |
2127 | ||
2128 | if (cmd->nmodtab != 0) | |
2129 | { | |
046b007d TG |
2130 | unsigned int i; |
2131 | int wide = bfd_mach_o_wide_p (abfd); | |
2132 | unsigned int module_len = wide ? 56 : 52; | |
2133 | ||
2134 | cmd->dylib_module = | |
2135 | bfd_alloc (abfd, cmd->nmodtab * sizeof (bfd_mach_o_dylib_module)); | |
2136 | if (cmd->dylib_module == NULL) | |
2137 | return -1; | |
2138 | ||
2139 | if (bfd_seek (abfd, cmd->modtaboff, SEEK_SET) != 0) | |
2140 | return -1; | |
2141 | ||
2142 | for (i = 0; i < cmd->nmodtab; i++) | |
2143 | { | |
2144 | bfd_mach_o_dylib_module *module = &cmd->dylib_module[i]; | |
2145 | unsigned long v; | |
2146 | ||
91d6fa6a | 2147 | if (bfd_bread ((void *) buf, module_len, abfd) != module_len) |
046b007d TG |
2148 | return -1; |
2149 | ||
2150 | module->module_name_idx = bfd_h_get_32 (abfd, buf + 0); | |
2151 | module->iextdefsym = bfd_h_get_32 (abfd, buf + 4); | |
2152 | module->nextdefsym = bfd_h_get_32 (abfd, buf + 8); | |
2153 | module->irefsym = bfd_h_get_32 (abfd, buf + 12); | |
2154 | module->nrefsym = bfd_h_get_32 (abfd, buf + 16); | |
2155 | module->ilocalsym = bfd_h_get_32 (abfd, buf + 20); | |
2156 | module->nlocalsym = bfd_h_get_32 (abfd, buf + 24); | |
2157 | module->iextrel = bfd_h_get_32 (abfd, buf + 28); | |
2158 | module->nextrel = bfd_h_get_32 (abfd, buf + 32); | |
2159 | v = bfd_h_get_32 (abfd, buf +36); | |
2160 | module->iinit = v & 0xffff; | |
2161 | module->iterm = (v >> 16) & 0xffff; | |
2162 | v = bfd_h_get_32 (abfd, buf + 40); | |
2163 | module->ninit = v & 0xffff; | |
2164 | module->nterm = (v >> 16) & 0xffff; | |
2165 | if (wide) | |
2166 | { | |
2167 | module->objc_module_info_size = bfd_h_get_32 (abfd, buf + 44); | |
2168 | module->objc_module_info_addr = bfd_h_get_64 (abfd, buf + 48); | |
2169 | } | |
2170 | else | |
2171 | { | |
2172 | module->objc_module_info_addr = bfd_h_get_32 (abfd, buf + 44); | |
2173 | module->objc_module_info_size = bfd_h_get_32 (abfd, buf + 48); | |
2174 | } | |
2175 | } | |
2176 | } | |
2177 | ||
2178 | if (cmd->ntoc != 0) | |
2179 | { | |
046b007d TG |
2180 | unsigned int i; |
2181 | ||
2182 | cmd->dylib_toc = bfd_alloc | |
2183 | (abfd, cmd->ntoc * sizeof (bfd_mach_o_dylib_table_of_content)); | |
2184 | if (cmd->dylib_toc == NULL) | |
2185 | return -1; | |
2186 | ||
2187 | if (bfd_seek (abfd, cmd->tocoff, SEEK_SET) != 0) | |
2188 | return -1; | |
2189 | ||
2190 | for (i = 0; i < cmd->ntoc; i++) | |
2191 | { | |
2192 | bfd_mach_o_dylib_table_of_content *toc = &cmd->dylib_toc[i]; | |
2193 | ||
91d6fa6a | 2194 | if (bfd_bread ((void *) buf, 8, abfd) != 8) |
046b007d TG |
2195 | return -1; |
2196 | ||
2197 | toc->symbol_index = bfd_h_get_32 (abfd, buf + 0); | |
2198 | toc->module_index = bfd_h_get_32 (abfd, buf + 4); | |
2199 | } | |
2200 | } | |
2201 | ||
2202 | if (cmd->nindirectsyms != 0) | |
2203 | { | |
046b007d TG |
2204 | unsigned int i; |
2205 | ||
2206 | cmd->indirect_syms = bfd_alloc | |
2207 | (abfd, cmd->nindirectsyms * sizeof (unsigned int)); | |
2208 | if (cmd->indirect_syms == NULL) | |
2209 | return -1; | |
2210 | ||
2211 | if (bfd_seek (abfd, cmd->indirectsymoff, SEEK_SET) != 0) | |
2212 | return -1; | |
2213 | ||
2214 | for (i = 0; i < cmd->nindirectsyms; i++) | |
2215 | { | |
2216 | unsigned int *is = &cmd->indirect_syms[i]; | |
2217 | ||
91d6fa6a | 2218 | if (bfd_bread ((void *) buf, 4, abfd) != 4) |
046b007d TG |
2219 | return -1; |
2220 | ||
2221 | *is = bfd_h_get_32 (abfd, buf + 0); | |
2222 | } | |
2223 | } | |
2224 | ||
2225 | if (cmd->nextrefsyms != 0) | |
2226 | { | |
046b007d TG |
2227 | unsigned long v; |
2228 | unsigned int i; | |
2229 | ||
2230 | cmd->ext_refs = bfd_alloc | |
2231 | (abfd, cmd->nextrefsyms * sizeof (bfd_mach_o_dylib_reference)); | |
2232 | if (cmd->ext_refs == NULL) | |
2233 | return -1; | |
2234 | ||
2235 | if (bfd_seek (abfd, cmd->extrefsymoff, SEEK_SET) != 0) | |
2236 | return -1; | |
2237 | ||
2238 | for (i = 0; i < cmd->nextrefsyms; i++) | |
2239 | { | |
2240 | bfd_mach_o_dylib_reference *ref = &cmd->ext_refs[i]; | |
2241 | ||
91d6fa6a | 2242 | if (bfd_bread ((void *) buf, 4, abfd) != 4) |
046b007d TG |
2243 | return -1; |
2244 | ||
b32e07d7 TG |
2245 | /* Fields isym and flags are written as bit-fields, thus we need |
2246 | a specific processing for endianness. */ | |
046b007d | 2247 | v = bfd_h_get_32 (abfd, buf + 0); |
b32e07d7 TG |
2248 | if (bfd_big_endian (abfd)) |
2249 | { | |
2250 | ref->isym = (v >> 8) & 0xffffff; | |
2251 | ref->flags = v & 0xff; | |
2252 | } | |
2253 | else | |
2254 | { | |
2255 | ref->isym = v & 0xffffff; | |
2256 | ref->flags = (v >> 24) & 0xff; | |
2257 | } | |
046b007d TG |
2258 | } |
2259 | } | |
3af9a47b | 2260 | |
b32e07d7 TG |
2261 | if (mdata->dysymtab) |
2262 | return -1; | |
2263 | mdata->dysymtab = cmd; | |
2264 | ||
3af9a47b NC |
2265 | return 0; |
2266 | } | |
2267 | ||
a95a4550 | 2268 | static int |
ab273af8 | 2269 | bfd_mach_o_read_symtab (bfd *abfd, bfd_mach_o_load_command *command) |
3af9a47b | 2270 | { |
046b007d TG |
2271 | bfd_mach_o_symtab_command *symtab = &command->command.symtab; |
2272 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); | |
3af9a47b | 2273 | unsigned char buf[16]; |
3af9a47b NC |
2274 | |
2275 | BFD_ASSERT (command->type == BFD_MACH_O_LC_SYMTAB); | |
2276 | ||
c2f09c75 | 2277 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 |
91d6fa6a | 2278 | || bfd_bread ((void *) buf, 16, abfd) != 16) |
3af9a47b | 2279 | return -1; |
a95a4550 | 2280 | |
046b007d TG |
2281 | symtab->symoff = bfd_h_get_32 (abfd, buf); |
2282 | symtab->nsyms = bfd_h_get_32 (abfd, buf + 4); | |
2283 | symtab->stroff = bfd_h_get_32 (abfd, buf + 8); | |
2284 | symtab->strsize = bfd_h_get_32 (abfd, buf + 12); | |
2285 | symtab->symbols = NULL; | |
2286 | symtab->strtab = NULL; | |
3af9a47b | 2287 | |
046b007d | 2288 | if (symtab->nsyms != 0) |
15e1c58a TG |
2289 | abfd->flags |= HAS_SYMS; |
2290 | ||
046b007d TG |
2291 | if (mdata->symtab) |
2292 | return -1; | |
2293 | mdata->symtab = symtab; | |
3af9a47b NC |
2294 | return 0; |
2295 | } | |
2296 | ||
15e1c58a | 2297 | static int |
ab273af8 | 2298 | bfd_mach_o_read_uuid (bfd *abfd, bfd_mach_o_load_command *command) |
15e1c58a TG |
2299 | { |
2300 | bfd_mach_o_uuid_command *cmd = &command->command.uuid; | |
15e1c58a TG |
2301 | |
2302 | BFD_ASSERT (command->type == BFD_MACH_O_LC_UUID); | |
2303 | ||
c2f09c75 | 2304 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 |
91d6fa6a | 2305 | || bfd_bread ((void *) cmd->uuid, 16, abfd) != 16) |
15e1c58a TG |
2306 | return -1; |
2307 | ||
15e1c58a TG |
2308 | return 0; |
2309 | } | |
2310 | ||
046b007d | 2311 | static int |
ab273af8 | 2312 | bfd_mach_o_read_linkedit (bfd *abfd, bfd_mach_o_load_command *command) |
046b007d TG |
2313 | { |
2314 | bfd_mach_o_linkedit_command *cmd = &command->command.linkedit; | |
2315 | char buf[8]; | |
2316 | ||
2317 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 | |
91d6fa6a | 2318 | || bfd_bread ((void *) buf, 8, abfd) != 8) |
046b007d TG |
2319 | return -1; |
2320 | ||
2321 | cmd->dataoff = bfd_get_32 (abfd, buf + 0); | |
2322 | cmd->datasize = bfd_get_32 (abfd, buf + 4); | |
2323 | return 0; | |
2324 | } | |
2325 | ||
2326 | static int | |
ab273af8 | 2327 | bfd_mach_o_read_str (bfd *abfd, bfd_mach_o_load_command *command) |
046b007d TG |
2328 | { |
2329 | bfd_mach_o_str_command *cmd = &command->command.str; | |
ad86f1fb | 2330 | char buf[4]; |
046b007d TG |
2331 | unsigned long off; |
2332 | ||
2333 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 | |
91d6fa6a | 2334 | || bfd_bread ((void *) buf, 4, abfd) != 4) |
046b007d TG |
2335 | return -1; |
2336 | ||
2337 | off = bfd_get_32 (abfd, buf + 0); | |
2338 | cmd->stroff = command->offset + off; | |
2339 | cmd->str_len = command->len - off; | |
2340 | cmd->str = bfd_alloc (abfd, cmd->str_len); | |
2341 | if (cmd->str == NULL) | |
2342 | return -1; | |
2343 | if (bfd_seek (abfd, cmd->stroff, SEEK_SET) != 0 | |
91d6fa6a | 2344 | || bfd_bread ((void *) cmd->str, cmd->str_len, abfd) != cmd->str_len) |
046b007d TG |
2345 | return -1; |
2346 | return 0; | |
2347 | } | |
2348 | ||
ad86f1fb | 2349 | static int |
ab273af8 | 2350 | bfd_mach_o_read_dyld_info (bfd *abfd, bfd_mach_o_load_command *command) |
ad86f1fb TG |
2351 | { |
2352 | bfd_mach_o_dyld_info_command *cmd = &command->command.dyld_info; | |
2353 | char buf[40]; | |
2354 | ||
2355 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 | |
91d6fa6a | 2356 | || bfd_bread ((void *) buf, sizeof (buf), abfd) != sizeof (buf)) |
ad86f1fb TG |
2357 | return -1; |
2358 | ||
2359 | cmd->rebase_off = bfd_get_32 (abfd, buf + 0); | |
2360 | cmd->rebase_size = bfd_get_32 (abfd, buf + 4); | |
2361 | cmd->bind_off = bfd_get_32 (abfd, buf + 8); | |
2362 | cmd->bind_size = bfd_get_32 (abfd, buf + 12); | |
2363 | cmd->weak_bind_off = bfd_get_32 (abfd, buf + 16); | |
2364 | cmd->weak_bind_size = bfd_get_32 (abfd, buf + 20); | |
2365 | cmd->lazy_bind_off = bfd_get_32 (abfd, buf + 24); | |
2366 | cmd->lazy_bind_size = bfd_get_32 (abfd, buf + 28); | |
2367 | cmd->export_off = bfd_get_32 (abfd, buf + 32); | |
2368 | cmd->export_size = bfd_get_32 (abfd, buf + 36); | |
2369 | return 0; | |
2370 | } | |
2371 | ||
3af9a47b | 2372 | static int |
ab273af8 TG |
2373 | bfd_mach_o_read_segment (bfd *abfd, |
2374 | bfd_mach_o_load_command *command, | |
2375 | unsigned int wide) | |
3af9a47b | 2376 | { |
1e8a024a | 2377 | unsigned char buf[64]; |
3af9a47b NC |
2378 | bfd_mach_o_segment_command *seg = &command->command.segment; |
2379 | unsigned long i; | |
a95a4550 | 2380 | |
1e8a024a TG |
2381 | if (wide) |
2382 | { | |
2383 | BFD_ASSERT (command->type == BFD_MACH_O_LC_SEGMENT_64); | |
3af9a47b | 2384 | |
c2f09c75 | 2385 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 |
91d6fa6a | 2386 | || bfd_bread ((void *) buf, 64, abfd) != 64) |
1e8a024a | 2387 | return -1; |
3af9a47b | 2388 | |
1e8a024a | 2389 | memcpy (seg->segname, buf, 16); |
15e1c58a | 2390 | seg->segname[16] = '\0'; |
1e8a024a TG |
2391 | |
2392 | seg->vmaddr = bfd_h_get_64 (abfd, buf + 16); | |
2393 | seg->vmsize = bfd_h_get_64 (abfd, buf + 24); | |
2394 | seg->fileoff = bfd_h_get_64 (abfd, buf + 32); | |
2395 | seg->filesize = bfd_h_get_64 (abfd, buf + 40); | |
2396 | seg->maxprot = bfd_h_get_32 (abfd, buf + 48); | |
2397 | seg->initprot = bfd_h_get_32 (abfd, buf + 52); | |
2398 | seg->nsects = bfd_h_get_32 (abfd, buf + 56); | |
2399 | seg->flags = bfd_h_get_32 (abfd, buf + 60); | |
2400 | } | |
2401 | else | |
2402 | { | |
2403 | BFD_ASSERT (command->type == BFD_MACH_O_LC_SEGMENT); | |
2404 | ||
c2f09c75 | 2405 | if (bfd_seek (abfd, command->offset + 8, SEEK_SET) != 0 |
91d6fa6a | 2406 | || bfd_bread ((void *) buf, 48, abfd) != 48) |
1e8a024a TG |
2407 | return -1; |
2408 | ||
2409 | memcpy (seg->segname, buf, 16); | |
15e1c58a | 2410 | seg->segname[16] = '\0'; |
1e8a024a TG |
2411 | |
2412 | seg->vmaddr = bfd_h_get_32 (abfd, buf + 16); | |
2413 | seg->vmsize = bfd_h_get_32 (abfd, buf + 20); | |
2414 | seg->fileoff = bfd_h_get_32 (abfd, buf + 24); | |
2415 | seg->filesize = bfd_h_get_32 (abfd, buf + 28); | |
2416 | seg->maxprot = bfd_h_get_32 (abfd, buf + 32); | |
2417 | seg->initprot = bfd_h_get_32 (abfd, buf + 36); | |
2418 | seg->nsects = bfd_h_get_32 (abfd, buf + 40); | |
2419 | seg->flags = bfd_h_get_32 (abfd, buf + 44); | |
2420 | } | |
3af9a47b | 2421 | |
3af9a47b NC |
2422 | if (seg->nsects != 0) |
2423 | { | |
154a1ee5 TG |
2424 | seg->sections = bfd_alloc (abfd, seg->nsects |
2425 | * sizeof (bfd_mach_o_section)); | |
3af9a47b NC |
2426 | if (seg->sections == NULL) |
2427 | return -1; | |
a95a4550 | 2428 | |
3af9a47b NC |
2429 | for (i = 0; i < seg->nsects; i++) |
2430 | { | |
1e8a024a | 2431 | bfd_vma segoff; |
154a1ee5 | 2432 | if (wide) |
c2f09c75 | 2433 | segoff = command->offset + BFD_MACH_O_LC_SEGMENT_64_SIZE |
154a1ee5 TG |
2434 | + (i * BFD_MACH_O_SECTION_64_SIZE); |
2435 | else | |
c2f09c75 | 2436 | segoff = command->offset + BFD_MACH_O_LC_SEGMENT_SIZE |
154a1ee5 | 2437 | + (i * BFD_MACH_O_SECTION_SIZE); |
3af9a47b | 2438 | |
ab273af8 | 2439 | if (bfd_mach_o_read_section |
15e1c58a | 2440 | (abfd, &seg->sections[i], segoff, seg->initprot, wide) != 0) |
3af9a47b | 2441 | return -1; |
a95a4550 | 2442 | } |
3af9a47b NC |
2443 | } |
2444 | ||
2445 | return 0; | |
2446 | } | |
2447 | ||
1e8a024a | 2448 | static int |
ab273af8 | 2449 | bfd_mach_o_read_segment_32 (bfd *abfd, bfd_mach_o_load_command *command) |
1e8a024a | 2450 | { |
ab273af8 | 2451 | return bfd_mach_o_read_segment (abfd, command, 0); |
1e8a024a TG |
2452 | } |
2453 | ||
2454 | static int | |
ab273af8 | 2455 | bfd_mach_o_read_segment_64 (bfd *abfd, bfd_mach_o_load_command *command) |
1e8a024a | 2456 | { |
ab273af8 | 2457 | return bfd_mach_o_read_segment (abfd, command, 1); |
1e8a024a TG |
2458 | } |
2459 | ||
3af9a47b | 2460 | static int |
ab273af8 | 2461 | bfd_mach_o_read_command (bfd *abfd, bfd_mach_o_load_command *command) |
3af9a47b NC |
2462 | { |
2463 | unsigned char buf[8]; | |
2464 | ||
046b007d | 2465 | /* Read command type and length. */ |
c2f09c75 | 2466 | if (bfd_seek (abfd, command->offset, SEEK_SET) != 0 |
91d6fa6a | 2467 | || bfd_bread ((void *) buf, 8, abfd) != 8) |
3af9a47b NC |
2468 | return -1; |
2469 | ||
154a1ee5 | 2470 | command->type = bfd_h_get_32 (abfd, buf) & ~BFD_MACH_O_LC_REQ_DYLD; |
e84d6fca | 2471 | command->type_required = (bfd_h_get_32 (abfd, buf) & BFD_MACH_O_LC_REQ_DYLD |
154a1ee5 | 2472 | ? TRUE : FALSE); |
3af9a47b NC |
2473 | command->len = bfd_h_get_32 (abfd, buf + 4); |
2474 | ||
2475 | switch (command->type) | |
2476 | { | |
2477 | case BFD_MACH_O_LC_SEGMENT: | |
ab273af8 | 2478 | if (bfd_mach_o_read_segment_32 (abfd, command) != 0) |
1e8a024a TG |
2479 | return -1; |
2480 | break; | |
2481 | case BFD_MACH_O_LC_SEGMENT_64: | |
ab273af8 | 2482 | if (bfd_mach_o_read_segment_64 (abfd, command) != 0) |
3af9a47b NC |
2483 | return -1; |
2484 | break; | |
2485 | case BFD_MACH_O_LC_SYMTAB: | |
ab273af8 | 2486 | if (bfd_mach_o_read_symtab (abfd, command) != 0) |
3af9a47b NC |
2487 | return -1; |
2488 | break; | |
2489 | case BFD_MACH_O_LC_SYMSEG: | |
2490 | break; | |
2491 | case BFD_MACH_O_LC_THREAD: | |
2492 | case BFD_MACH_O_LC_UNIXTHREAD: | |
ab273af8 | 2493 | if (bfd_mach_o_read_thread (abfd, command) != 0) |
3af9a47b NC |
2494 | return -1; |
2495 | break; | |
2496 | case BFD_MACH_O_LC_LOAD_DYLINKER: | |
2497 | case BFD_MACH_O_LC_ID_DYLINKER: | |
ab273af8 | 2498 | if (bfd_mach_o_read_dylinker (abfd, command) != 0) |
3af9a47b NC |
2499 | return -1; |
2500 | break; | |
2501 | case BFD_MACH_O_LC_LOAD_DYLIB: | |
2502 | case BFD_MACH_O_LC_ID_DYLIB: | |
2503 | case BFD_MACH_O_LC_LOAD_WEAK_DYLIB: | |
046b007d | 2504 | case BFD_MACH_O_LC_REEXPORT_DYLIB: |
ab273af8 | 2505 | if (bfd_mach_o_read_dylib (abfd, command) != 0) |
3af9a47b NC |
2506 | return -1; |
2507 | break; | |
2508 | case BFD_MACH_O_LC_PREBOUND_DYLIB: | |
ab273af8 | 2509 | if (bfd_mach_o_read_prebound_dylib (abfd, command) != 0) |
3af9a47b NC |
2510 | return -1; |
2511 | break; | |
2512 | case BFD_MACH_O_LC_LOADFVMLIB: | |
2513 | case BFD_MACH_O_LC_IDFVMLIB: | |
2514 | case BFD_MACH_O_LC_IDENT: | |
2515 | case BFD_MACH_O_LC_FVMFILE: | |
2516 | case BFD_MACH_O_LC_PREPAGE: | |
2517 | case BFD_MACH_O_LC_ROUTINES: | |
046b007d | 2518 | break; |
3af9a47b | 2519 | case BFD_MACH_O_LC_SUB_FRAMEWORK: |
046b007d TG |
2520 | case BFD_MACH_O_LC_SUB_UMBRELLA: |
2521 | case BFD_MACH_O_LC_SUB_LIBRARY: | |
2522 | case BFD_MACH_O_LC_SUB_CLIENT: | |
0c9b2b4c | 2523 | case BFD_MACH_O_LC_RPATH: |
ab273af8 | 2524 | if (bfd_mach_o_read_str (abfd, command) != 0) |
046b007d | 2525 | return -1; |
3af9a47b NC |
2526 | break; |
2527 | case BFD_MACH_O_LC_DYSYMTAB: | |
ab273af8 | 2528 | if (bfd_mach_o_read_dysymtab (abfd, command) != 0) |
3af9a47b NC |
2529 | return -1; |
2530 | break; | |
3af9a47b NC |
2531 | case BFD_MACH_O_LC_TWOLEVEL_HINTS: |
2532 | case BFD_MACH_O_LC_PREBIND_CKSUM: | |
2533 | break; | |
15e1c58a | 2534 | case BFD_MACH_O_LC_UUID: |
ab273af8 | 2535 | if (bfd_mach_o_read_uuid (abfd, command) != 0) |
15e1c58a TG |
2536 | return -1; |
2537 | break; | |
2538 | case BFD_MACH_O_LC_CODE_SIGNATURE: | |
846b9259 | 2539 | case BFD_MACH_O_LC_SEGMENT_SPLIT_INFO: |
ab273af8 | 2540 | if (bfd_mach_o_read_linkedit (abfd, command) != 0) |
046b007d | 2541 | return -1; |
15e1c58a | 2542 | break; |
ad86f1fb | 2543 | case BFD_MACH_O_LC_DYLD_INFO: |
ab273af8 | 2544 | if (bfd_mach_o_read_dyld_info (abfd, command) != 0) |
ad86f1fb TG |
2545 | return -1; |
2546 | break; | |
3af9a47b NC |
2547 | default: |
2548 | fprintf (stderr, "unable to read unknown load command 0x%lx\n", | |
2549 | (unsigned long) command->type); | |
2550 | break; | |
2551 | } | |
2552 | ||
2553 | return 0; | |
2554 | } | |
2555 | ||
2556 | static void | |
116c20d2 | 2557 | bfd_mach_o_flatten_sections (bfd *abfd) |
3af9a47b | 2558 | { |
046b007d | 2559 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
3af9a47b NC |
2560 | long csect = 0; |
2561 | unsigned long i, j; | |
a95a4550 | 2562 | |
15e1c58a | 2563 | /* Count total number of sections. */ |
3af9a47b NC |
2564 | mdata->nsects = 0; |
2565 | ||
2566 | for (i = 0; i < mdata->header.ncmds; i++) | |
2567 | { | |
1e8a024a TG |
2568 | if (mdata->commands[i].type == BFD_MACH_O_LC_SEGMENT |
2569 | || mdata->commands[i].type == BFD_MACH_O_LC_SEGMENT_64) | |
3af9a47b | 2570 | { |
e84d6fca AM |
2571 | bfd_mach_o_segment_command *seg; |
2572 | ||
2573 | seg = &mdata->commands[i].command.segment; | |
3af9a47b NC |
2574 | mdata->nsects += seg->nsects; |
2575 | } | |
2576 | } | |
2577 | ||
15e1c58a | 2578 | /* Allocate sections array. */ |
e84d6fca AM |
2579 | mdata->sections = bfd_alloc (abfd, |
2580 | mdata->nsects * sizeof (bfd_mach_o_section *)); | |
15e1c58a TG |
2581 | |
2582 | /* Fill the array. */ | |
3af9a47b NC |
2583 | csect = 0; |
2584 | ||
2585 | for (i = 0; i < mdata->header.ncmds; i++) | |
2586 | { | |
1e8a024a TG |
2587 | if (mdata->commands[i].type == BFD_MACH_O_LC_SEGMENT |
2588 | || mdata->commands[i].type == BFD_MACH_O_LC_SEGMENT_64) | |
3af9a47b | 2589 | { |
e84d6fca | 2590 | bfd_mach_o_segment_command *seg; |
3af9a47b | 2591 | |
e84d6fca | 2592 | seg = &mdata->commands[i].command.segment; |
3af9a47b NC |
2593 | BFD_ASSERT (csect + seg->nsects <= mdata->nsects); |
2594 | ||
2595 | for (j = 0; j < seg->nsects; j++) | |
2596 | mdata->sections[csect++] = &seg->sections[j]; | |
2597 | } | |
2598 | } | |
2599 | } | |
2600 | ||
2601 | int | |
116c20d2 | 2602 | bfd_mach_o_scan_start_address (bfd *abfd) |
3af9a47b | 2603 | { |
046b007d | 2604 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
3af9a47b NC |
2605 | bfd_mach_o_thread_command *cmd = NULL; |
2606 | unsigned long i; | |
2607 | ||
2608 | for (i = 0; i < mdata->header.ncmds; i++) | |
2609 | { | |
2610 | if ((mdata->commands[i].type == BFD_MACH_O_LC_THREAD) || | |
2611 | (mdata->commands[i].type == BFD_MACH_O_LC_UNIXTHREAD)) | |
2612 | { | |
2613 | if (cmd == NULL) | |
2614 | cmd = &mdata->commands[i].command.thread; | |
2615 | else | |
2616 | return 0; | |
2617 | } | |
2618 | } | |
2619 | ||
2620 | if (cmd == NULL) | |
2621 | return 0; | |
2622 | ||
2623 | for (i = 0; i < cmd->nflavours; i++) | |
2624 | { | |
a95a4550 | 2625 | if ((mdata->header.cputype == BFD_MACH_O_CPU_TYPE_I386) |
e84d6fca | 2626 | && (cmd->flavours[i].flavour |
15e1c58a | 2627 | == (unsigned long) BFD_MACH_O_x86_THREAD_STATE32)) |
3af9a47b NC |
2628 | { |
2629 | unsigned char buf[4]; | |
2630 | ||
c2f09c75 TG |
2631 | if (bfd_seek (abfd, cmd->flavours[i].offset + 40, SEEK_SET) != 0 |
2632 | || bfd_bread (buf, 4, abfd) != 4) | |
3af9a47b NC |
2633 | return -1; |
2634 | ||
2635 | abfd->start_address = bfd_h_get_32 (abfd, buf); | |
2636 | } | |
a95a4550 | 2637 | else if ((mdata->header.cputype == BFD_MACH_O_CPU_TYPE_POWERPC) |
3af9a47b NC |
2638 | && (cmd->flavours[i].flavour == BFD_MACH_O_PPC_THREAD_STATE)) |
2639 | { | |
2640 | unsigned char buf[4]; | |
2641 | ||
c2f09c75 TG |
2642 | if (bfd_seek (abfd, cmd->flavours[i].offset + 0, SEEK_SET) != 0 |
2643 | || bfd_bread (buf, 4, abfd) != 4) | |
3af9a47b NC |
2644 | return -1; |
2645 | ||
2646 | abfd->start_address = bfd_h_get_32 (abfd, buf); | |
2647 | } | |
1e8a024a | 2648 | else if ((mdata->header.cputype == BFD_MACH_O_CPU_TYPE_POWERPC_64) |
b32e07d7 | 2649 | && (cmd->flavours[i].flavour == BFD_MACH_O_PPC_THREAD_STATE64)) |
1e8a024a TG |
2650 | { |
2651 | unsigned char buf[8]; | |
2652 | ||
c2f09c75 TG |
2653 | if (bfd_seek (abfd, cmd->flavours[i].offset + 0, SEEK_SET) != 0 |
2654 | || bfd_bread (buf, 8, abfd) != 8) | |
1e8a024a TG |
2655 | return -1; |
2656 | ||
2657 | abfd->start_address = bfd_h_get_64 (abfd, buf); | |
2658 | } | |
2659 | else if ((mdata->header.cputype == BFD_MACH_O_CPU_TYPE_X86_64) | |
2660 | && (cmd->flavours[i].flavour == BFD_MACH_O_x86_THREAD_STATE64)) | |
2661 | { | |
2662 | unsigned char buf[8]; | |
2663 | ||
c2f09c75 TG |
2664 | if (bfd_seek (abfd, cmd->flavours[i].offset + (16 * 8), SEEK_SET) != 0 |
2665 | || bfd_bread (buf, 8, abfd) != 8) | |
1e8a024a TG |
2666 | return -1; |
2667 | ||
2668 | abfd->start_address = bfd_h_get_64 (abfd, buf); | |
2669 | } | |
3af9a47b NC |
2670 | } |
2671 | ||
2672 | return 0; | |
2673 | } | |
2674 | ||
42fa0891 TG |
2675 | bfd_boolean |
2676 | bfd_mach_o_set_arch_mach (bfd *abfd, | |
2677 | enum bfd_architecture arch, | |
2678 | unsigned long machine) | |
2679 | { | |
2680 | bfd_mach_o_backend_data *bed = bfd_mach_o_get_backend_data (abfd); | |
2681 | ||
2682 | /* If this isn't the right architecture for this backend, and this | |
2683 | isn't the generic backend, fail. */ | |
2684 | if (arch != bed->arch | |
2685 | && arch != bfd_arch_unknown | |
2686 | && bed->arch != bfd_arch_unknown) | |
2687 | return FALSE; | |
2688 | ||
2689 | return bfd_default_set_arch_mach (abfd, arch, machine); | |
2690 | } | |
2691 | ||
3af9a47b | 2692 | int |
116c20d2 NC |
2693 | bfd_mach_o_scan (bfd *abfd, |
2694 | bfd_mach_o_header *header, | |
2695 | bfd_mach_o_data_struct *mdata) | |
3af9a47b NC |
2696 | { |
2697 | unsigned int i; | |
3af9a47b NC |
2698 | enum bfd_architecture cputype; |
2699 | unsigned long cpusubtype; | |
1e8a024a TG |
2700 | unsigned int hdrsize; |
2701 | ||
c2f09c75 | 2702 | hdrsize = mach_o_wide_p (header) ? |
154a1ee5 | 2703 | BFD_MACH_O_HEADER_64_SIZE : BFD_MACH_O_HEADER_SIZE; |
3af9a47b | 2704 | |
3af9a47b | 2705 | mdata->header = *header; |
3af9a47b | 2706 | |
154a1ee5 | 2707 | abfd->flags = abfd->flags & BFD_IN_MEMORY; |
15e1c58a TG |
2708 | switch (header->filetype) |
2709 | { | |
2710 | case BFD_MACH_O_MH_OBJECT: | |
2711 | abfd->flags |= HAS_RELOC; | |
2712 | break; | |
2713 | case BFD_MACH_O_MH_EXECUTE: | |
2714 | abfd->flags |= EXEC_P; | |
2715 | break; | |
2716 | case BFD_MACH_O_MH_DYLIB: | |
2717 | case BFD_MACH_O_MH_BUNDLE: | |
2718 | abfd->flags |= DYNAMIC; | |
2719 | break; | |
2720 | } | |
2721 | ||
3af9a47b NC |
2722 | abfd->tdata.mach_o_data = mdata; |
2723 | ||
e84d6fca AM |
2724 | bfd_mach_o_convert_architecture (header->cputype, header->cpusubtype, |
2725 | &cputype, &cpusubtype); | |
3af9a47b NC |
2726 | if (cputype == bfd_arch_unknown) |
2727 | { | |
2728 | fprintf (stderr, "bfd_mach_o_scan: unknown architecture 0x%lx/0x%lx\n", | |
2729 | header->cputype, header->cpusubtype); | |
2730 | return -1; | |
2731 | } | |
2732 | ||
2733 | bfd_set_arch_mach (abfd, cputype, cpusubtype); | |
a95a4550 | 2734 | |
3af9a47b NC |
2735 | if (header->ncmds != 0) |
2736 | { | |
046b007d TG |
2737 | mdata->commands = bfd_alloc |
2738 | (abfd, header->ncmds * sizeof (bfd_mach_o_load_command)); | |
3af9a47b NC |
2739 | if (mdata->commands == NULL) |
2740 | return -1; | |
a95a4550 | 2741 | |
3af9a47b NC |
2742 | for (i = 0; i < header->ncmds; i++) |
2743 | { | |
2744 | bfd_mach_o_load_command *cur = &mdata->commands[i]; | |
2745 | ||
2746 | if (i == 0) | |
1e8a024a | 2747 | cur->offset = hdrsize; |
3af9a47b NC |
2748 | else |
2749 | { | |
2750 | bfd_mach_o_load_command *prev = &mdata->commands[i - 1]; | |
2751 | cur->offset = prev->offset + prev->len; | |
2752 | } | |
2753 | ||
ab273af8 | 2754 | if (bfd_mach_o_read_command (abfd, cur) < 0) |
3af9a47b | 2755 | return -1; |
a95a4550 | 2756 | } |
3af9a47b NC |
2757 | } |
2758 | ||
2759 | if (bfd_mach_o_scan_start_address (abfd) < 0) | |
7e3102a7 | 2760 | return -1; |
3af9a47b NC |
2761 | |
2762 | bfd_mach_o_flatten_sections (abfd); | |
3af9a47b NC |
2763 | return 0; |
2764 | } | |
2765 | ||
b34976b6 | 2766 | bfd_boolean |
154a1ee5 | 2767 | bfd_mach_o_mkobject_init (bfd *abfd) |
3af9a47b NC |
2768 | { |
2769 | bfd_mach_o_data_struct *mdata = NULL; | |
2770 | ||
116c20d2 | 2771 | mdata = bfd_alloc (abfd, sizeof (bfd_mach_o_data_struct)); |
3af9a47b | 2772 | if (mdata == NULL) |
b34976b6 | 2773 | return FALSE; |
3af9a47b NC |
2774 | abfd->tdata.mach_o_data = mdata; |
2775 | ||
2776 | mdata->header.magic = 0; | |
2777 | mdata->header.cputype = 0; | |
2778 | mdata->header.cpusubtype = 0; | |
2779 | mdata->header.filetype = 0; | |
2780 | mdata->header.ncmds = 0; | |
2781 | mdata->header.sizeofcmds = 0; | |
2782 | mdata->header.flags = 0; | |
2783 | mdata->header.byteorder = BFD_ENDIAN_UNKNOWN; | |
2784 | mdata->commands = NULL; | |
3af9a47b NC |
2785 | mdata->nsects = 0; |
2786 | mdata->sections = NULL; | |
3af9a47b | 2787 | |
b34976b6 | 2788 | return TRUE; |
3af9a47b NC |
2789 | } |
2790 | ||
42fa0891 TG |
2791 | static bfd_boolean |
2792 | bfd_mach_o_gen_mkobject (bfd *abfd) | |
2793 | { | |
2794 | bfd_mach_o_data_struct *mdata; | |
2795 | ||
2796 | if (!bfd_mach_o_mkobject_init (abfd)) | |
2797 | return FALSE; | |
2798 | ||
2799 | mdata = bfd_mach_o_get_data (abfd); | |
2800 | mdata->header.magic = BFD_MACH_O_MH_MAGIC; | |
2801 | mdata->header.cputype = 0; | |
2802 | mdata->header.cpusubtype = 0; | |
2803 | mdata->header.byteorder = abfd->xvec->byteorder; | |
2804 | mdata->header.version = 1; | |
2805 | ||
2806 | return TRUE; | |
2807 | } | |
2808 | ||
3af9a47b | 2809 | const bfd_target * |
154a1ee5 TG |
2810 | bfd_mach_o_header_p (bfd *abfd, |
2811 | bfd_mach_o_filetype filetype, | |
2812 | bfd_mach_o_cpu_type cputype) | |
3af9a47b | 2813 | { |
e84d6fca | 2814 | struct bfd_preserve preserve; |
3af9a47b NC |
2815 | bfd_mach_o_header header; |
2816 | ||
e84d6fca | 2817 | preserve.marker = NULL; |
154a1ee5 | 2818 | if (!bfd_mach_o_read_header (abfd, &header)) |
e84d6fca | 2819 | goto wrong; |
3af9a47b | 2820 | |
e84d6fca AM |
2821 | if (! (header.byteorder == BFD_ENDIAN_BIG |
2822 | || header.byteorder == BFD_ENDIAN_LITTLE)) | |
3af9a47b | 2823 | { |
e84d6fca | 2824 | fprintf (stderr, "unknown header byte-order value 0x%lx\n", |
0af1713e | 2825 | (unsigned long) header.byteorder); |
e84d6fca | 2826 | goto wrong; |
3af9a47b NC |
2827 | } |
2828 | ||
e84d6fca AM |
2829 | if (! ((header.byteorder == BFD_ENDIAN_BIG |
2830 | && abfd->xvec->byteorder == BFD_ENDIAN_BIG | |
2831 | && abfd->xvec->header_byteorder == BFD_ENDIAN_BIG) | |
2832 | || (header.byteorder == BFD_ENDIAN_LITTLE | |
2833 | && abfd->xvec->byteorder == BFD_ENDIAN_LITTLE | |
2834 | && abfd->xvec->header_byteorder == BFD_ENDIAN_LITTLE))) | |
2835 | goto wrong; | |
3af9a47b | 2836 | |
154a1ee5 TG |
2837 | /* Check cputype and filetype. |
2838 | In case of wildcard, do not accept magics that are handled by existing | |
2839 | targets. */ | |
2840 | if (cputype) | |
2841 | { | |
2842 | if (header.cputype != cputype) | |
2843 | goto wrong; | |
2844 | } | |
2845 | else | |
2846 | { | |
2847 | switch (header.cputype) | |
2848 | { | |
2849 | case BFD_MACH_O_CPU_TYPE_I386: | |
2850 | /* Handled by mach-o-i386 */ | |
2851 | goto wrong; | |
2852 | default: | |
2853 | break; | |
2854 | } | |
2855 | } | |
2856 | if (filetype) | |
2857 | { | |
2858 | if (header.filetype != filetype) | |
2859 | goto wrong; | |
2860 | } | |
2861 | else | |
2862 | { | |
2863 | switch (header.filetype) | |
2864 | { | |
2865 | case BFD_MACH_O_MH_CORE: | |
2866 | /* Handled by core_p */ | |
2867 | goto wrong; | |
2868 | default: | |
2869 | break; | |
2870 | } | |
2871 | } | |
2872 | ||
e84d6fca AM |
2873 | preserve.marker = bfd_zalloc (abfd, sizeof (bfd_mach_o_data_struct)); |
2874 | if (preserve.marker == NULL | |
2875 | || !bfd_preserve_save (abfd, &preserve)) | |
2876 | goto fail; | |
3af9a47b | 2877 | |
e84d6fca AM |
2878 | if (bfd_mach_o_scan (abfd, &header, |
2879 | (bfd_mach_o_data_struct *) preserve.marker) != 0) | |
2880 | goto wrong; | |
a95a4550 | 2881 | |
e84d6fca | 2882 | bfd_preserve_finish (abfd, &preserve); |
3af9a47b | 2883 | return abfd->xvec; |
e84d6fca AM |
2884 | |
2885 | wrong: | |
2886 | bfd_set_error (bfd_error_wrong_format); | |
2887 | ||
2888 | fail: | |
2889 | if (preserve.marker != NULL) | |
2890 | bfd_preserve_restore (abfd, &preserve); | |
2891 | return NULL; | |
3af9a47b NC |
2892 | } |
2893 | ||
154a1ee5 TG |
2894 | static const bfd_target * |
2895 | bfd_mach_o_gen_object_p (bfd *abfd) | |
3af9a47b | 2896 | { |
154a1ee5 TG |
2897 | return bfd_mach_o_header_p (abfd, 0, 0); |
2898 | } | |
e84d6fca | 2899 | |
154a1ee5 TG |
2900 | static const bfd_target * |
2901 | bfd_mach_o_gen_core_p (bfd *abfd) | |
2902 | { | |
2903 | return bfd_mach_o_header_p (abfd, BFD_MACH_O_MH_CORE, 0); | |
3af9a47b NC |
2904 | } |
2905 | ||
2906 | typedef struct mach_o_fat_archentry | |
2907 | { | |
2908 | unsigned long cputype; | |
2909 | unsigned long cpusubtype; | |
2910 | unsigned long offset; | |
2911 | unsigned long size; | |
2912 | unsigned long align; | |
3af9a47b NC |
2913 | } mach_o_fat_archentry; |
2914 | ||
2915 | typedef struct mach_o_fat_data_struct | |
2916 | { | |
2917 | unsigned long magic; | |
2918 | unsigned long nfat_arch; | |
2919 | mach_o_fat_archentry *archentries; | |
2920 | } mach_o_fat_data_struct; | |
2921 | ||
2922 | const bfd_target * | |
116c20d2 | 2923 | bfd_mach_o_archive_p (bfd *abfd) |
3af9a47b | 2924 | { |
e84d6fca | 2925 | mach_o_fat_data_struct *adata = NULL; |
3af9a47b NC |
2926 | unsigned char buf[20]; |
2927 | unsigned long i; | |
2928 | ||
c2f09c75 | 2929 | if (bfd_seek (abfd, 0, SEEK_SET) != 0 |
91d6fa6a | 2930 | || bfd_bread ((void *) buf, 8, abfd) != 8) |
e84d6fca | 2931 | goto error; |
3af9a47b | 2932 | |
116c20d2 | 2933 | adata = bfd_alloc (abfd, sizeof (mach_o_fat_data_struct)); |
3af9a47b | 2934 | if (adata == NULL) |
e84d6fca | 2935 | goto error; |
a95a4550 | 2936 | |
3af9a47b NC |
2937 | adata->magic = bfd_getb32 (buf); |
2938 | adata->nfat_arch = bfd_getb32 (buf + 4); | |
2939 | if (adata->magic != 0xcafebabe) | |
e84d6fca | 2940 | goto error; |
27cc28f9 AS |
2941 | /* Avoid matching Java bytecode files, which have the same magic number. |
2942 | In the Java bytecode file format this field contains the JVM version, | |
2943 | which starts at 43.0. */ | |
2944 | if (adata->nfat_arch > 30) | |
2945 | goto error; | |
3af9a47b | 2946 | |
c2f09c75 | 2947 | adata->archentries = |
3af9a47b NC |
2948 | bfd_alloc (abfd, adata->nfat_arch * sizeof (mach_o_fat_archentry)); |
2949 | if (adata->archentries == NULL) | |
e84d6fca | 2950 | goto error; |
3af9a47b NC |
2951 | |
2952 | for (i = 0; i < adata->nfat_arch; i++) | |
2953 | { | |
c2f09c75 | 2954 | if (bfd_seek (abfd, 8 + 20 * i, SEEK_SET) != 0 |
91d6fa6a | 2955 | || bfd_bread ((void *) buf, 20, abfd) != 20) |
e84d6fca | 2956 | goto error; |
3af9a47b NC |
2957 | adata->archentries[i].cputype = bfd_getb32 (buf); |
2958 | adata->archentries[i].cpusubtype = bfd_getb32 (buf + 4); | |
2959 | adata->archentries[i].offset = bfd_getb32 (buf + 8); | |
2960 | adata->archentries[i].size = bfd_getb32 (buf + 12); | |
2961 | adata->archentries[i].align = bfd_getb32 (buf + 16); | |
3af9a47b NC |
2962 | } |
2963 | ||
2964 | abfd->tdata.mach_o_fat_data = adata; | |
2965 | return abfd->xvec; | |
e84d6fca AM |
2966 | |
2967 | error: | |
2968 | if (adata != NULL) | |
2969 | bfd_release (abfd, adata); | |
2970 | bfd_set_error (bfd_error_wrong_format); | |
2971 | return NULL; | |
3af9a47b NC |
2972 | } |
2973 | ||
2974 | bfd * | |
116c20d2 | 2975 | bfd_mach_o_openr_next_archived_file (bfd *archive, bfd *prev) |
3af9a47b | 2976 | { |
e84d6fca | 2977 | mach_o_fat_data_struct *adata; |
3af9a47b NC |
2978 | mach_o_fat_archentry *entry = NULL; |
2979 | unsigned long i; | |
15e1c58a | 2980 | bfd *nbfd; |
15e1c58a TG |
2981 | enum bfd_architecture arch_type; |
2982 | unsigned long arch_subtype; | |
3af9a47b | 2983 | |
e84d6fca | 2984 | adata = (mach_o_fat_data_struct *) archive->tdata.mach_o_fat_data; |
3af9a47b NC |
2985 | BFD_ASSERT (adata != NULL); |
2986 | ||
2987 | /* Find index of previous entry. */ | |
2988 | if (prev == NULL) | |
2989 | i = 0; /* Start at first one. */ | |
2990 | else | |
2991 | { | |
2992 | for (i = 0; i < adata->nfat_arch; i++) | |
2993 | { | |
15e1c58a | 2994 | if (adata->archentries[i].offset == prev->origin) |
3af9a47b NC |
2995 | break; |
2996 | } | |
2997 | ||
2998 | if (i == adata->nfat_arch) | |
2999 | { | |
3000 | /* Not found. */ | |
3001 | bfd_set_error (bfd_error_bad_value); | |
a95a4550 | 3002 | return NULL; |
3af9a47b NC |
3003 | } |
3004 | i++; /* Get next entry. */ | |
3005 | } | |
a95a4550 | 3006 | |
3af9a47b NC |
3007 | if (i >= adata->nfat_arch) |
3008 | { | |
3009 | bfd_set_error (bfd_error_no_more_archived_files); | |
3010 | return NULL; | |
3011 | } | |
3012 | ||
3013 | entry = &adata->archentries[i]; | |
15e1c58a TG |
3014 | nbfd = _bfd_new_bfd_contained_in (archive); |
3015 | if (nbfd == NULL) | |
3016 | return NULL; | |
3017 | ||
3018 | nbfd->origin = entry->offset; | |
3019 | ||
3020 | bfd_mach_o_convert_architecture (entry->cputype, entry->cpusubtype, | |
3021 | &arch_type, &arch_subtype); | |
846b9259 TG |
3022 | /* Create the member filename. |
3023 | Use FILENAME:ARCH_NAME. */ | |
3024 | { | |
3025 | char *s = NULL; | |
3026 | const char *arch_name; | |
3027 | size_t arch_file_len = strlen (bfd_get_filename (archive)); | |
3028 | ||
3029 | arch_name = bfd_printable_arch_mach (arch_type, arch_subtype); | |
3030 | s = bfd_malloc (arch_file_len + 1 + strlen (arch_name) + 1); | |
3031 | if (s == NULL) | |
3032 | return NULL; | |
3033 | memcpy (s, bfd_get_filename (archive), arch_file_len); | |
3034 | s[arch_file_len] = ':'; | |
3035 | strcpy (s + arch_file_len + 1, arch_name); | |
3036 | nbfd->filename = s; | |
3037 | } | |
15e1c58a | 3038 | nbfd->iostream = NULL; |
846b9259 | 3039 | bfd_set_arch_mach (nbfd, arch_type, arch_subtype); |
3af9a47b | 3040 | |
15e1c58a | 3041 | return nbfd; |
3af9a47b NC |
3042 | } |
3043 | ||
846b9259 TG |
3044 | /* If ABFD format is FORMAT and architecture is ARCH, return it. |
3045 | If ABFD is a fat image containing a member that corresponds to FORMAT | |
3046 | and ARCH, returns it. | |
3047 | In other case, returns NULL. | |
3048 | This function allows transparent uses of fat images. */ | |
3049 | bfd * | |
3050 | bfd_mach_o_fat_extract (bfd *abfd, | |
3051 | bfd_format format, | |
3052 | const bfd_arch_info_type *arch) | |
3053 | { | |
3054 | bfd *res; | |
3055 | mach_o_fat_data_struct *adata; | |
3056 | unsigned int i; | |
3057 | ||
3058 | if (bfd_check_format (abfd, format)) | |
3059 | { | |
3060 | if (bfd_get_arch_info (abfd) == arch) | |
3061 | return abfd; | |
3062 | return NULL; | |
3063 | } | |
3064 | if (!bfd_check_format (abfd, bfd_archive) | |
3065 | || abfd->xvec != &mach_o_fat_vec) | |
3066 | return NULL; | |
c2f09c75 | 3067 | |
846b9259 TG |
3068 | /* This is a Mach-O fat image. */ |
3069 | adata = (mach_o_fat_data_struct *) abfd->tdata.mach_o_fat_data; | |
3070 | BFD_ASSERT (adata != NULL); | |
3071 | ||
3072 | for (i = 0; i < adata->nfat_arch; i++) | |
3073 | { | |
3074 | struct mach_o_fat_archentry *e = &adata->archentries[i]; | |
3075 | enum bfd_architecture cpu_type; | |
3076 | unsigned long cpu_subtype; | |
3077 | ||
3078 | bfd_mach_o_convert_architecture (e->cputype, e->cpusubtype, | |
3079 | &cpu_type, &cpu_subtype); | |
3080 | if (cpu_type != arch->arch || cpu_subtype != arch->mach) | |
3081 | continue; | |
3082 | ||
3083 | /* The architecture is found. */ | |
3084 | res = _bfd_new_bfd_contained_in (abfd); | |
3085 | if (res == NULL) | |
3086 | return NULL; | |
3087 | ||
3088 | res->origin = e->offset; | |
3089 | ||
3090 | res->filename = strdup (abfd->filename); | |
3091 | res->iostream = NULL; | |
3092 | ||
3093 | if (bfd_check_format (res, format)) | |
3094 | { | |
3095 | BFD_ASSERT (bfd_get_arch_info (res) == arch); | |
3096 | return res; | |
3097 | } | |
3098 | bfd_close (res); | |
3099 | return NULL; | |
3100 | } | |
3101 | ||
3102 | return NULL; | |
3103 | } | |
3104 | ||
e84d6fca | 3105 | int |
116c20d2 NC |
3106 | bfd_mach_o_lookup_section (bfd *abfd, |
3107 | asection *section, | |
3108 | bfd_mach_o_load_command **mcommand, | |
3109 | bfd_mach_o_section **msection) | |
3af9a47b | 3110 | { |
046b007d | 3111 | struct mach_o_data_struct *md = bfd_mach_o_get_data (abfd); |
3af9a47b NC |
3112 | unsigned int i, j, num; |
3113 | ||
3114 | bfd_mach_o_load_command *ncmd = NULL; | |
3115 | bfd_mach_o_section *nsect = NULL; | |
3116 | ||
3117 | BFD_ASSERT (mcommand != NULL); | |
3118 | BFD_ASSERT (msection != NULL); | |
3119 | ||
3120 | num = 0; | |
3121 | for (i = 0; i < md->header.ncmds; i++) | |
3122 | { | |
3123 | struct bfd_mach_o_load_command *cmd = &md->commands[i]; | |
3124 | struct bfd_mach_o_segment_command *seg = NULL; | |
3125 | ||
1e8a024a TG |
3126 | if (cmd->type != BFD_MACH_O_LC_SEGMENT |
3127 | || cmd->type != BFD_MACH_O_LC_SEGMENT_64) | |
3af9a47b NC |
3128 | continue; |
3129 | seg = &cmd->command.segment; | |
a95a4550 | 3130 | |
3af9a47b NC |
3131 | for (j = 0; j < seg->nsects; j++) |
3132 | { | |
3133 | struct bfd_mach_o_section *sect = &seg->sections[j]; | |
3134 | ||
3135 | if (sect->bfdsection == section) | |
3136 | { | |
3137 | if (num == 0) | |
b32e07d7 TG |
3138 | { |
3139 | nsect = sect; | |
3140 | ncmd = cmd; | |
3141 | } | |
3af9a47b NC |
3142 | num++; |
3143 | } | |
3144 | } | |
3145 | } | |
a95a4550 | 3146 | |
3af9a47b NC |
3147 | *mcommand = ncmd; |
3148 | *msection = nsect; | |
3149 | return num; | |
3150 | } | |
3151 | ||
3152 | int | |
116c20d2 NC |
3153 | bfd_mach_o_lookup_command (bfd *abfd, |
3154 | bfd_mach_o_load_command_type type, | |
3155 | bfd_mach_o_load_command **mcommand) | |
3af9a47b | 3156 | { |
046b007d | 3157 | struct mach_o_data_struct *md = bfd_mach_o_get_data (abfd); |
3af9a47b NC |
3158 | bfd_mach_o_load_command *ncmd = NULL; |
3159 | unsigned int i, num; | |
3160 | ||
3af9a47b NC |
3161 | BFD_ASSERT (md != NULL); |
3162 | BFD_ASSERT (mcommand != NULL); | |
3163 | ||
3164 | num = 0; | |
3165 | for (i = 0; i < md->header.ncmds; i++) | |
3166 | { | |
3167 | struct bfd_mach_o_load_command *cmd = &md->commands[i]; | |
3168 | ||
3169 | if (cmd->type != type) | |
3170 | continue; | |
3171 | ||
3172 | if (num == 0) | |
3173 | ncmd = cmd; | |
3174 | num++; | |
3175 | } | |
3176 | ||
3177 | *mcommand = ncmd; | |
3178 | return num; | |
3179 | } | |
3180 | ||
3181 | unsigned long | |
116c20d2 | 3182 | bfd_mach_o_stack_addr (enum bfd_mach_o_cpu_type type) |
3af9a47b NC |
3183 | { |
3184 | switch (type) | |
3185 | { | |
3186 | case BFD_MACH_O_CPU_TYPE_MC680x0: | |
3187 | return 0x04000000; | |
3188 | case BFD_MACH_O_CPU_TYPE_MC88000: | |
3189 | return 0xffffe000; | |
3190 | case BFD_MACH_O_CPU_TYPE_POWERPC: | |
3191 | return 0xc0000000; | |
3192 | case BFD_MACH_O_CPU_TYPE_I386: | |
3193 | return 0xc0000000; | |
3194 | case BFD_MACH_O_CPU_TYPE_SPARC: | |
3195 | return 0xf0000000; | |
3196 | case BFD_MACH_O_CPU_TYPE_I860: | |
3197 | return 0; | |
3198 | case BFD_MACH_O_CPU_TYPE_HPPA: | |
e84d6fca | 3199 | return 0xc0000000 - 0x04000000; |
3af9a47b NC |
3200 | default: |
3201 | return 0; | |
3202 | } | |
3203 | } | |
3204 | ||
046b007d | 3205 | typedef struct bfd_mach_o_xlat_name |
15e1c58a | 3206 | { |
046b007d TG |
3207 | const char *name; |
3208 | unsigned long val; | |
3209 | } | |
3210 | bfd_mach_o_xlat_name; | |
3211 | ||
3212 | static void | |
3213 | bfd_mach_o_print_flags (const bfd_mach_o_xlat_name *table, | |
3214 | unsigned long val, | |
3215 | FILE *file) | |
3216 | { | |
3217 | int first = 1; | |
3218 | ||
3219 | for (; table->name; table++) | |
3220 | { | |
3221 | if (table->val & val) | |
3222 | { | |
3223 | if (!first) | |
3224 | fprintf (file, "+"); | |
3225 | fprintf (file, "%s", table->name); | |
3226 | val &= ~table->val; | |
3227 | first = 0; | |
3228 | } | |
3229 | } | |
3230 | if (val) | |
3231 | { | |
3232 | if (!first) | |
3233 | fprintf (file, "+"); | |
3234 | fprintf (file, "0x%lx", val); | |
3235 | return; | |
3236 | } | |
3237 | if (first) | |
3238 | fprintf (file, "-"); | |
3239 | } | |
3240 | ||
3241 | static const char * | |
3242 | bfd_mach_o_get_name (const bfd_mach_o_xlat_name *table, unsigned long val) | |
3243 | { | |
3244 | for (; table->name; table++) | |
3245 | if (table->val == val) | |
3246 | return table->name; | |
3247 | return "*UNKNOWN*"; | |
3248 | } | |
3249 | ||
3250 | static bfd_mach_o_xlat_name bfd_mach_o_cpu_name[] = | |
3251 | { | |
afecc97c TG |
3252 | { "vax", BFD_MACH_O_CPU_TYPE_VAX }, |
3253 | { "mc680x0", BFD_MACH_O_CPU_TYPE_MC680x0 }, | |
3254 | { "i386", BFD_MACH_O_CPU_TYPE_I386 }, | |
3255 | { "mips", BFD_MACH_O_CPU_TYPE_MIPS }, | |
3256 | { "mc98000", BFD_MACH_O_CPU_TYPE_MC98000 }, | |
3257 | { "hppa", BFD_MACH_O_CPU_TYPE_HPPA }, | |
3258 | { "arm", BFD_MACH_O_CPU_TYPE_ARM }, | |
3259 | { "mc88000", BFD_MACH_O_CPU_TYPE_MC88000 }, | |
3260 | { "sparc", BFD_MACH_O_CPU_TYPE_SPARC }, | |
3261 | { "i860", BFD_MACH_O_CPU_TYPE_I860 }, | |
3262 | { "alpha", BFD_MACH_O_CPU_TYPE_ALPHA }, | |
3263 | { "powerpc", BFD_MACH_O_CPU_TYPE_POWERPC }, | |
3264 | { "powerpc_64", BFD_MACH_O_CPU_TYPE_POWERPC_64 }, | |
3265 | { "x86_64", BFD_MACH_O_CPU_TYPE_X86_64 }, | |
046b007d TG |
3266 | { NULL, 0} |
3267 | }; | |
3268 | ||
3269 | static bfd_mach_o_xlat_name bfd_mach_o_filetype_name[] = | |
3270 | { | |
afecc97c TG |
3271 | { "object", BFD_MACH_O_MH_OBJECT }, |
3272 | { "execute", BFD_MACH_O_MH_EXECUTE }, | |
3273 | { "fvmlib", BFD_MACH_O_MH_FVMLIB }, | |
3274 | { "core", BFD_MACH_O_MH_CORE }, | |
3275 | { "preload", BFD_MACH_O_MH_PRELOAD }, | |
3276 | { "dylib", BFD_MACH_O_MH_DYLIB }, | |
3277 | { "dylinker", BFD_MACH_O_MH_DYLINKER }, | |
3278 | { "bundle", BFD_MACH_O_MH_BUNDLE }, | |
3279 | { "dylib_stub", BFD_MACH_O_MH_DYLIB_STUB }, | |
3280 | { "dym", BFD_MACH_O_MH_DSYM }, | |
3281 | { "kext_bundle", BFD_MACH_O_MH_KEXT_BUNDLE }, | |
046b007d TG |
3282 | { NULL, 0} |
3283 | }; | |
3284 | ||
3285 | static bfd_mach_o_xlat_name bfd_mach_o_header_flags_name[] = | |
3286 | { | |
3287 | { "noundefs", BFD_MACH_O_MH_NOUNDEFS }, | |
3288 | { "incrlink", BFD_MACH_O_MH_INCRLINK }, | |
3289 | { "dyldlink", BFD_MACH_O_MH_DYLDLINK }, | |
3290 | { "bindatload", BFD_MACH_O_MH_BINDATLOAD }, | |
3291 | { "prebound", BFD_MACH_O_MH_PREBOUND }, | |
3292 | { "split_segs", BFD_MACH_O_MH_SPLIT_SEGS }, | |
3293 | { "lazy_init", BFD_MACH_O_MH_LAZY_INIT }, | |
3294 | { "twolevel", BFD_MACH_O_MH_TWOLEVEL }, | |
3295 | { "force_flat", BFD_MACH_O_MH_FORCE_FLAT }, | |
3296 | { "nomultidefs", BFD_MACH_O_MH_NOMULTIDEFS }, | |
3297 | { "nofixprebinding", BFD_MACH_O_MH_NOFIXPREBINDING }, | |
3298 | { "prebindable", BFD_MACH_O_MH_PREBINDABLE }, | |
3299 | { "allmodsbound", BFD_MACH_O_MH_ALLMODSBOUND }, | |
3300 | { "subsections_via_symbols", BFD_MACH_O_MH_SUBSECTIONS_VIA_SYMBOLS }, | |
3301 | { "canonical", BFD_MACH_O_MH_CANONICAL }, | |
3302 | { "weak_defines", BFD_MACH_O_MH_WEAK_DEFINES }, | |
3303 | { "binds_to_weak", BFD_MACH_O_MH_BINDS_TO_WEAK }, | |
3304 | { "allow_stack_execution", BFD_MACH_O_MH_ALLOW_STACK_EXECUTION }, | |
3305 | { "root_safe", BFD_MACH_O_MH_ROOT_SAFE }, | |
3306 | { "setuid_safe", BFD_MACH_O_MH_SETUID_SAFE }, | |
3307 | { "no_reexported_dylibs", BFD_MACH_O_MH_NO_REEXPORTED_DYLIBS }, | |
3308 | { "pie", BFD_MACH_O_MH_PIE }, | |
3309 | { NULL, 0} | |
3310 | }; | |
3311 | ||
3312 | static bfd_mach_o_xlat_name bfd_mach_o_section_type_name[] = | |
3313 | { | |
3314 | { "regular", BFD_MACH_O_S_REGULAR}, | |
3315 | { "zerofill", BFD_MACH_O_S_ZEROFILL}, | |
3316 | { "cstring_literals", BFD_MACH_O_S_CSTRING_LITERALS}, | |
3317 | { "4byte_literals", BFD_MACH_O_S_4BYTE_LITERALS}, | |
3318 | { "8byte_literals", BFD_MACH_O_S_8BYTE_LITERALS}, | |
3319 | { "literal_pointers", BFD_MACH_O_S_LITERAL_POINTERS}, | |
3320 | { "non_lazy_symbol_pointers", BFD_MACH_O_S_NON_LAZY_SYMBOL_POINTERS}, | |
3321 | { "lazy_symbol_pointers", BFD_MACH_O_S_LAZY_SYMBOL_POINTERS}, | |
3322 | { "symbol_stubs", BFD_MACH_O_S_SYMBOL_STUBS}, | |
3323 | { "mod_init_func_pointers", BFD_MACH_O_S_MOD_INIT_FUNC_POINTERS}, | |
3324 | { "mod_fini_func_pointers", BFD_MACH_O_S_MOD_FINI_FUNC_POINTERS}, | |
3325 | { "coalesced", BFD_MACH_O_S_COALESCED}, | |
3326 | { "gb_zerofill", BFD_MACH_O_S_GB_ZEROFILL}, | |
3327 | { "interposing", BFD_MACH_O_S_INTERPOSING}, | |
3328 | { "16byte_literals", BFD_MACH_O_S_16BYTE_LITERALS}, | |
3329 | { "dtrace_dof", BFD_MACH_O_S_DTRACE_DOF}, | |
3330 | { "lazy_dylib_symbol_pointers", BFD_MACH_O_S_LAZY_DYLIB_SYMBOL_POINTERS}, | |
3331 | { NULL, 0} | |
3332 | }; | |
3333 | ||
3334 | static bfd_mach_o_xlat_name bfd_mach_o_section_attribute_name[] = | |
3335 | { | |
3336 | { "loc_reloc", BFD_MACH_O_S_ATTR_LOC_RELOC }, | |
3337 | { "ext_reloc", BFD_MACH_O_S_ATTR_EXT_RELOC }, | |
3338 | { "some_instructions", BFD_MACH_O_S_ATTR_SOME_INSTRUCTIONS }, | |
3339 | { "debug", BFD_MACH_O_S_ATTR_DEBUG }, | |
3340 | { "modifying_code", BFD_MACH_O_S_SELF_MODIFYING_CODE }, | |
3341 | { "live_support", BFD_MACH_O_S_ATTR_LIVE_SUPPORT }, | |
3342 | { "no_dead_strip", BFD_MACH_O_S_ATTR_NO_DEAD_STRIP }, | |
3343 | { "strip_static_syms", BFD_MACH_O_S_ATTR_STRIP_STATIC_SYMS }, | |
3344 | { "no_toc", BFD_MACH_O_S_ATTR_NO_TOC }, | |
3345 | { "pure_instructions", BFD_MACH_O_S_ATTR_PURE_INSTRUCTIONS }, | |
3346 | { NULL, 0} | |
3347 | }; | |
3348 | ||
3349 | static bfd_mach_o_xlat_name bfd_mach_o_load_command_name[] = | |
3350 | { | |
3351 | { "segment", BFD_MACH_O_LC_SEGMENT}, | |
3352 | { "symtab", BFD_MACH_O_LC_SYMTAB}, | |
3353 | { "symseg", BFD_MACH_O_LC_SYMSEG}, | |
3354 | { "thread", BFD_MACH_O_LC_THREAD}, | |
3355 | { "unixthread", BFD_MACH_O_LC_UNIXTHREAD}, | |
3356 | { "loadfvmlib", BFD_MACH_O_LC_LOADFVMLIB}, | |
3357 | { "idfvmlib", BFD_MACH_O_LC_IDFVMLIB}, | |
3358 | { "ident", BFD_MACH_O_LC_IDENT}, | |
3359 | { "fvmfile", BFD_MACH_O_LC_FVMFILE}, | |
3360 | { "prepage", BFD_MACH_O_LC_PREPAGE}, | |
3361 | { "dysymtab", BFD_MACH_O_LC_DYSYMTAB}, | |
3362 | { "load_dylib", BFD_MACH_O_LC_LOAD_DYLIB}, | |
3363 | { "id_dylib", BFD_MACH_O_LC_ID_DYLIB}, | |
3364 | { "load_dylinker", BFD_MACH_O_LC_LOAD_DYLINKER}, | |
3365 | { "id_dylinker", BFD_MACH_O_LC_ID_DYLINKER}, | |
3366 | { "prebound_dylib", BFD_MACH_O_LC_PREBOUND_DYLIB}, | |
3367 | { "routines", BFD_MACH_O_LC_ROUTINES}, | |
3368 | { "sub_framework", BFD_MACH_O_LC_SUB_FRAMEWORK}, | |
3369 | { "sub_umbrella", BFD_MACH_O_LC_SUB_UMBRELLA}, | |
3370 | { "sub_client", BFD_MACH_O_LC_SUB_CLIENT}, | |
3371 | { "sub_library", BFD_MACH_O_LC_SUB_LIBRARY}, | |
3372 | { "twolevel_hints", BFD_MACH_O_LC_TWOLEVEL_HINTS}, | |
3373 | { "prebind_cksum", BFD_MACH_O_LC_PREBIND_CKSUM}, | |
3374 | { "load_weak_dylib", BFD_MACH_O_LC_LOAD_WEAK_DYLIB}, | |
3375 | { "segment_64", BFD_MACH_O_LC_SEGMENT_64}, | |
3376 | { "routines_64", BFD_MACH_O_LC_ROUTINES_64}, | |
3377 | { "uuid", BFD_MACH_O_LC_UUID}, | |
3378 | { "rpath", BFD_MACH_O_LC_RPATH}, | |
3379 | { "code_signature", BFD_MACH_O_LC_CODE_SIGNATURE}, | |
3380 | { "segment_split_info", BFD_MACH_O_LC_SEGMENT_SPLIT_INFO}, | |
3381 | { "reexport_dylib", BFD_MACH_O_LC_REEXPORT_DYLIB}, | |
3382 | { "lazy_load_dylib", BFD_MACH_O_LC_LAZY_LOAD_DYLIB}, | |
3383 | { "encryption_info", BFD_MACH_O_LC_ENCRYPTION_INFO}, | |
ad86f1fb | 3384 | { "dyld_info", BFD_MACH_O_LC_DYLD_INFO}, |
046b007d TG |
3385 | { NULL, 0} |
3386 | }; | |
3387 | ||
3388 | static void | |
3389 | bfd_mach_o_print_private_header (bfd *abfd, FILE *file) | |
3390 | { | |
3391 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); | |
3392 | bfd_mach_o_header *h = &mdata->header; | |
3393 | ||
afecc97c | 3394 | fputs (_("Mach-O header:\n"), file); |
046b007d TG |
3395 | fprintf (file, _(" magic : %08lx\n"), h->magic); |
3396 | fprintf (file, _(" cputype : %08lx (%s)\n"), h->cputype, | |
3397 | bfd_mach_o_get_name (bfd_mach_o_cpu_name, h->cputype)); | |
3398 | fprintf (file, _(" cpusubtype: %08lx\n"), h->cpusubtype); | |
3399 | fprintf (file, _(" filetype : %08lx (%s)\n"), | |
3400 | h->filetype, | |
3401 | bfd_mach_o_get_name (bfd_mach_o_filetype_name, h->filetype)); | |
b2b62060 | 3402 | fprintf (file, _(" ncmds : %08lx (%lu)\n"), h->ncmds, h->ncmds); |
046b007d TG |
3403 | fprintf (file, _(" sizeofcmds: %08lx\n"), h->sizeofcmds); |
3404 | fprintf (file, _(" flags : %08lx ("), h->flags); | |
3405 | bfd_mach_o_print_flags (bfd_mach_o_header_flags_name, h->flags, file); | |
afecc97c | 3406 | fputs (_(")\n"), file); |
b8674692 | 3407 | fprintf (file, _(" reserved : %08x\n"), h->reserved); |
046b007d TG |
3408 | } |
3409 | ||
3410 | static void | |
3411 | bfd_mach_o_print_section_map (bfd *abfd, FILE *file) | |
3412 | { | |
3413 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); | |
15e1c58a TG |
3414 | unsigned int i, j; |
3415 | unsigned int sec_nbr = 0; | |
3416 | ||
afecc97c TG |
3417 | fputs (_("Segments and Sections:\n"), file); |
3418 | fputs (_(" #: Segment name Section name Address\n"), file); | |
15e1c58a TG |
3419 | |
3420 | for (i = 0; i < mdata->header.ncmds; i++) | |
3421 | { | |
3422 | bfd_mach_o_segment_command *seg; | |
3423 | ||
3424 | if (mdata->commands[i].type != BFD_MACH_O_LC_SEGMENT | |
3425 | && mdata->commands[i].type != BFD_MACH_O_LC_SEGMENT_64) | |
3426 | continue; | |
3427 | ||
3428 | seg = &mdata->commands[i].command.segment; | |
3429 | ||
3430 | fprintf (file, "[Segment %-16s ", seg->segname); | |
3431 | fprintf_vma (file, seg->vmaddr); | |
3432 | fprintf (file, "-"); | |
3433 | fprintf_vma (file, seg->vmaddr + seg->vmsize - 1); | |
3434 | fputc (' ', file); | |
3435 | fputc (seg->initprot & BFD_MACH_O_PROT_READ ? 'r' : '-', file); | |
3436 | fputc (seg->initprot & BFD_MACH_O_PROT_WRITE ? 'w' : '-', file); | |
3437 | fputc (seg->initprot & BFD_MACH_O_PROT_EXECUTE ? 'x' : '-', file); | |
3438 | fprintf (file, "]\n"); | |
3439 | for (j = 0; j < seg->nsects; j++) | |
3440 | { | |
3441 | bfd_mach_o_section *sec = &seg->sections[j]; | |
3442 | fprintf (file, "%02u: %-16s %-16s ", ++sec_nbr, | |
3443 | sec->segname, sec->sectname); | |
3444 | fprintf_vma (file, sec->addr); | |
3445 | fprintf (file, " "); | |
3446 | fprintf_vma (file, sec->size); | |
3447 | fprintf (file, " %08lx\n", sec->flags); | |
3448 | } | |
3449 | } | |
046b007d TG |
3450 | } |
3451 | ||
046b007d TG |
3452 | static void |
3453 | bfd_mach_o_print_section (bfd *abfd ATTRIBUTE_UNUSED, | |
3454 | bfd_mach_o_section *sec, FILE *file) | |
3455 | { | |
b32e07d7 TG |
3456 | fprintf (file, " Section: %-16s %-16s (bfdname: %s)\n", |
3457 | sec->sectname, sec->segname, sec->bfdsection->name); | |
046b007d TG |
3458 | fprintf (file, " addr: "); |
3459 | fprintf_vma (file, sec->addr); | |
3460 | fprintf (file, " size: "); | |
3461 | fprintf_vma (file, sec->size); | |
3462 | fprintf (file, " offset: "); | |
3463 | fprintf_vma (file, sec->offset); | |
3464 | fprintf (file, "\n"); | |
3465 | fprintf (file, " align: %ld", sec->align); | |
3466 | fprintf (file, " nreloc: %lu reloff: ", sec->nreloc); | |
3467 | fprintf_vma (file, sec->reloff); | |
3468 | fprintf (file, "\n"); | |
3469 | fprintf (file, " flags: %08lx (type: %s", sec->flags, | |
3470 | bfd_mach_o_get_name (bfd_mach_o_section_type_name, | |
3471 | sec->flags & BFD_MACH_O_SECTION_TYPE_MASK)); | |
3472 | fprintf (file, " attr: "); | |
3473 | bfd_mach_o_print_flags (bfd_mach_o_section_attribute_name, | |
3474 | sec->flags & BFD_MACH_O_SECTION_ATTRIBUTES_MASK, | |
3475 | file); | |
3476 | fprintf (file, ")\n"); | |
3477 | switch (sec->flags & BFD_MACH_O_SECTION_TYPE_MASK) | |
3478 | { | |
3479 | case BFD_MACH_O_S_NON_LAZY_SYMBOL_POINTERS: | |
3480 | case BFD_MACH_O_S_LAZY_SYMBOL_POINTERS: | |
3481 | case BFD_MACH_O_S_SYMBOL_STUBS: | |
3482 | fprintf (file, " first indirect sym: %lu", sec->reserved1); | |
3483 | fprintf (file, " (%u entries)", | |
3484 | bfd_mach_o_section_get_nbr_indirect (abfd, sec)); | |
3485 | break; | |
3486 | default: | |
3487 | fprintf (file, " reserved1: 0x%lx", sec->reserved1); | |
3488 | break; | |
3489 | } | |
3490 | switch (sec->flags & BFD_MACH_O_SECTION_TYPE_MASK) | |
3491 | { | |
3492 | case BFD_MACH_O_S_SYMBOL_STUBS: | |
3493 | fprintf (file, " stub size: %lu", sec->reserved2); | |
3494 | break; | |
3495 | default: | |
3496 | fprintf (file, " reserved2: 0x%lx", sec->reserved2); | |
3497 | break; | |
3498 | } | |
3499 | fprintf (file, " reserved3: 0x%lx\n", sec->reserved3); | |
3500 | } | |
3501 | ||
3502 | static void | |
3503 | bfd_mach_o_print_segment (bfd *abfd ATTRIBUTE_UNUSED, | |
3504 | bfd_mach_o_load_command *cmd, FILE *file) | |
3505 | { | |
3506 | bfd_mach_o_segment_command *seg = &cmd->command.segment; | |
3507 | unsigned int i; | |
3508 | ||
b32e07d7 | 3509 | fprintf (file, " name: %s\n", *seg->segname ? seg->segname : "*none*"); |
046b007d TG |
3510 | fprintf (file, " vmaddr: "); |
3511 | fprintf_vma (file, seg->vmaddr); | |
3512 | fprintf (file, " vmsize: "); | |
3513 | fprintf_vma (file, seg->vmsize); | |
3514 | fprintf (file, "\n"); | |
3515 | fprintf (file, " fileoff: "); | |
3516 | fprintf_vma (file, seg->fileoff); | |
3517 | fprintf (file, " filesize: "); | |
3518 | fprintf_vma (file, (bfd_vma)seg->filesize); | |
3519 | fprintf (file, " endoff: "); | |
3520 | fprintf_vma (file, (bfd_vma)(seg->fileoff + seg->filesize)); | |
3521 | fprintf (file, "\n"); | |
3522 | fprintf (file, " nsects: %lu ", seg->nsects); | |
3523 | fprintf (file, " flags: %lx\n", seg->flags); | |
3524 | for (i = 0; i < seg->nsects; i++) | |
3525 | bfd_mach_o_print_section (abfd, &seg->sections[i], file); | |
3526 | } | |
3527 | ||
3528 | static void | |
3529 | bfd_mach_o_print_dysymtab (bfd *abfd ATTRIBUTE_UNUSED, | |
3530 | bfd_mach_o_load_command *cmd, FILE *file) | |
3531 | { | |
3532 | bfd_mach_o_dysymtab_command *dysymtab = &cmd->command.dysymtab; | |
3533 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); | |
3534 | unsigned int i; | |
3535 | ||
b32e07d7 | 3536 | fprintf (file, " local symbols: idx: %10lu num: %-8lu", |
046b007d | 3537 | dysymtab->ilocalsym, dysymtab->nlocalsym); |
b32e07d7 TG |
3538 | fprintf (file, " (nxtidx: %lu)\n", |
3539 | dysymtab->ilocalsym + dysymtab->nlocalsym); | |
3540 | fprintf (file, " external symbols: idx: %10lu num: %-8lu", | |
046b007d | 3541 | dysymtab->iextdefsym, dysymtab->nextdefsym); |
b32e07d7 TG |
3542 | fprintf (file, " (nxtidx: %lu)\n", |
3543 | dysymtab->iextdefsym + dysymtab->nextdefsym); | |
3544 | fprintf (file, " undefined symbols: idx: %10lu num: %-8lu", | |
046b007d | 3545 | dysymtab->iundefsym, dysymtab->nundefsym); |
b32e07d7 TG |
3546 | fprintf (file, " (nxtidx: %lu)\n", |
3547 | dysymtab->iundefsym + dysymtab->nundefsym); | |
046b007d TG |
3548 | fprintf (file, " table of content: off: 0x%08lx num: %-8lu", |
3549 | dysymtab->tocoff, dysymtab->ntoc); | |
3550 | fprintf (file, " (endoff: 0x%08lx)\n", | |
3551 | dysymtab->tocoff | |
3552 | + dysymtab->ntoc * BFD_MACH_O_TABLE_OF_CONTENT_SIZE); | |
3553 | fprintf (file, " module table: off: 0x%08lx num: %-8lu", | |
3554 | dysymtab->modtaboff, dysymtab->nmodtab); | |
3555 | fprintf (file, " (endoff: 0x%08lx)\n", | |
3556 | dysymtab->modtaboff + dysymtab->nmodtab | |
3557 | * (mach_o_wide_p (&mdata->header) ? | |
3558 | BFD_MACH_O_DYLIB_MODULE_64_SIZE : BFD_MACH_O_DYLIB_MODULE_SIZE)); | |
3559 | fprintf (file, " external reference table: off: 0x%08lx num: %-8lu", | |
3560 | dysymtab->extrefsymoff, dysymtab->nextrefsyms); | |
3561 | fprintf (file, " (endoff: 0x%08lx)\n", | |
3562 | dysymtab->extrefsymoff | |
3563 | + dysymtab->nextrefsyms * BFD_MACH_O_REFERENCE_SIZE); | |
3564 | fprintf (file, " indirect symbol table: off: 0x%08lx num: %-8lu", | |
3565 | dysymtab->indirectsymoff, dysymtab->nindirectsyms); | |
3566 | fprintf (file, " (endoff: 0x%08lx)\n", | |
3567 | dysymtab->indirectsymoff | |
3568 | + dysymtab->nindirectsyms * BFD_MACH_O_INDIRECT_SYMBOL_SIZE); | |
3569 | fprintf (file, " external relocation table: off: 0x%08lx num: %-8lu", | |
3570 | dysymtab->extreloff, dysymtab->nextrel); | |
3571 | fprintf (file, " (endoff: 0x%08lx)\n", | |
3572 | dysymtab->extreloff + dysymtab->nextrel * BFD_MACH_O_RELENT_SIZE); | |
3573 | fprintf (file, " local relocation table: off: 0x%08lx num: %-8lu", | |
3574 | dysymtab->locreloff, dysymtab->nlocrel); | |
3575 | fprintf (file, " (endoff: 0x%08lx)\n", | |
3576 | dysymtab->locreloff + dysymtab->nlocrel * BFD_MACH_O_RELENT_SIZE); | |
3577 | ||
3578 | if (dysymtab->ntoc > 0 | |
3579 | || dysymtab->nindirectsyms > 0 | |
3580 | || dysymtab->nextrefsyms > 0) | |
3581 | { | |
3582 | /* Try to read the symbols to display the toc or indirect symbols. */ | |
ab273af8 | 3583 | bfd_mach_o_read_symtab_symbols (abfd); |
046b007d TG |
3584 | } |
3585 | else if (dysymtab->nmodtab > 0) | |
3586 | { | |
3587 | /* Try to read the strtab to display modules name. */ | |
ab273af8 | 3588 | bfd_mach_o_read_symtab_strtab (abfd); |
046b007d TG |
3589 | } |
3590 | ||
3591 | for (i = 0; i < dysymtab->nmodtab; i++) | |
3592 | { | |
3593 | bfd_mach_o_dylib_module *module = &dysymtab->dylib_module[i]; | |
3594 | fprintf (file, " module %u:\n", i); | |
3595 | fprintf (file, " name: %lu", module->module_name_idx); | |
3596 | if (mdata->symtab && mdata->symtab->strtab) | |
3597 | fprintf (file, ": %s", | |
3598 | mdata->symtab->strtab + module->module_name_idx); | |
3599 | fprintf (file, "\n"); | |
3600 | fprintf (file, " extdefsym: idx: %8lu num: %lu\n", | |
3601 | module->iextdefsym, module->nextdefsym); | |
3602 | fprintf (file, " refsym: idx: %8lu num: %lu\n", | |
3603 | module->irefsym, module->nrefsym); | |
3604 | fprintf (file, " localsym: idx: %8lu num: %lu\n", | |
3605 | module->ilocalsym, module->nlocalsym); | |
3606 | fprintf (file, " extrel: idx: %8lu num: %lu\n", | |
3607 | module->iextrel, module->nextrel); | |
3608 | fprintf (file, " init: idx: %8u num: %u\n", | |
3609 | module->iinit, module->ninit); | |
3610 | fprintf (file, " term: idx: %8u num: %u\n", | |
3611 | module->iterm, module->nterm); | |
3612 | fprintf (file, " objc_module_info: addr: "); | |
3613 | fprintf_vma (file, module->objc_module_info_addr); | |
3614 | fprintf (file, " size: %lu\n", module->objc_module_info_size); | |
3615 | } | |
3616 | ||
3617 | if (dysymtab->ntoc > 0) | |
3618 | { | |
3619 | bfd_mach_o_symtab_command *symtab = mdata->symtab; | |
3620 | ||
3621 | fprintf (file, " table of content: (symbol/module)\n"); | |
3622 | for (i = 0; i < dysymtab->ntoc; i++) | |
3623 | { | |
3624 | bfd_mach_o_dylib_table_of_content *toc = &dysymtab->dylib_toc[i]; | |
3625 | ||
3626 | fprintf (file, " %4u: ", i); | |
3627 | if (symtab && symtab->symbols && toc->symbol_index < symtab->nsyms) | |
3628 | { | |
3629 | const char *name = symtab->symbols[toc->symbol_index].symbol.name; | |
3630 | fprintf (file, "%s (%lu)", name ? name : "*invalid*", | |
3631 | toc->symbol_index); | |
3632 | } | |
3633 | else | |
3634 | fprintf (file, "%lu", toc->symbol_index); | |
3635 | ||
3636 | fprintf (file, " / "); | |
3637 | if (symtab && symtab->strtab | |
3638 | && toc->module_index < dysymtab->nmodtab) | |
3639 | { | |
3640 | bfd_mach_o_dylib_module *mod; | |
3641 | mod = &dysymtab->dylib_module[toc->module_index]; | |
3642 | fprintf (file, "%s (%lu)", | |
3643 | symtab->strtab + mod->module_name_idx, | |
3644 | toc->module_index); | |
3645 | } | |
3646 | else | |
3647 | fprintf (file, "%lu", toc->module_index); | |
3648 | ||
3649 | fprintf (file, "\n"); | |
3650 | } | |
3651 | } | |
3652 | ||
3653 | if (dysymtab->nindirectsyms != 0) | |
3654 | { | |
3655 | fprintf (file, " indirect symbols:\n"); | |
3656 | ||
3657 | for (i = 0; i < mdata->nsects; i++) | |
3658 | { | |
3659 | bfd_mach_o_section *sec = mdata->sections[i]; | |
3660 | unsigned int j, first, last; | |
3661 | bfd_mach_o_symtab_command *symtab = mdata->symtab; | |
afecc97c TG |
3662 | bfd_vma addr; |
3663 | bfd_vma entry_size; | |
046b007d TG |
3664 | |
3665 | switch (sec->flags & BFD_MACH_O_SECTION_TYPE_MASK) | |
3666 | { | |
3667 | case BFD_MACH_O_S_NON_LAZY_SYMBOL_POINTERS: | |
3668 | case BFD_MACH_O_S_LAZY_SYMBOL_POINTERS: | |
3669 | case BFD_MACH_O_S_SYMBOL_STUBS: | |
3670 | first = sec->reserved1; | |
3671 | last = first + bfd_mach_o_section_get_nbr_indirect (abfd, sec); | |
afecc97c TG |
3672 | addr = sec->addr; |
3673 | entry_size = bfd_mach_o_section_get_entry_size (abfd, sec); | |
046b007d TG |
3674 | fprintf (file, " for section %s.%s:\n", |
3675 | sec->segname, sec->sectname); | |
3676 | for (j = first; j < last; j++) | |
3677 | { | |
3678 | unsigned int isym = dysymtab->indirect_syms[j]; | |
3679 | ||
afecc97c TG |
3680 | fprintf (file, " "); |
3681 | fprintf_vma (file, addr); | |
3682 | fprintf (file, " %5u: 0x%08x", j, isym); | |
046b007d TG |
3683 | if (isym & BFD_MACH_O_INDIRECT_SYMBOL_LOCAL) |
3684 | fprintf (file, " LOCAL"); | |
3685 | if (isym & BFD_MACH_O_INDIRECT_SYMBOL_ABS) | |
3686 | fprintf (file, " ABSOLUTE"); | |
3687 | if (symtab && symtab->symbols | |
3688 | && isym < symtab->nsyms | |
3689 | && symtab->symbols[isym].symbol.name) | |
3690 | fprintf (file, " %s", symtab->symbols[isym].symbol.name); | |
3691 | fprintf (file, "\n"); | |
afecc97c | 3692 | addr += entry_size; |
046b007d TG |
3693 | } |
3694 | break; | |
3695 | default: | |
3696 | break; | |
3697 | } | |
3698 | } | |
3699 | } | |
3700 | if (dysymtab->nextrefsyms > 0) | |
3701 | { | |
3702 | bfd_mach_o_symtab_command *symtab = mdata->symtab; | |
3703 | ||
3704 | fprintf (file, " external reference table: (symbol flags)\n"); | |
3705 | for (i = 0; i < dysymtab->nextrefsyms; i++) | |
3706 | { | |
3707 | bfd_mach_o_dylib_reference *ref = &dysymtab->ext_refs[i]; | |
3708 | ||
3709 | fprintf (file, " %4u: %5lu 0x%02lx", i, ref->isym, ref->flags); | |
3710 | if (symtab && symtab->symbols | |
3711 | && ref->isym < symtab->nsyms | |
3712 | && symtab->symbols[ref->isym].symbol.name) | |
3713 | fprintf (file, " %s", symtab->symbols[ref->isym].symbol.name); | |
3714 | fprintf (file, "\n"); | |
3715 | } | |
3716 | } | |
3717 | ||
3718 | } | |
3719 | ||
ad86f1fb TG |
3720 | static void |
3721 | bfd_mach_o_print_dyld_info (bfd *abfd ATTRIBUTE_UNUSED, | |
3722 | bfd_mach_o_load_command *cmd, FILE *file) | |
3723 | { | |
3724 | bfd_mach_o_dyld_info_command *info = &cmd->command.dyld_info; | |
3725 | ||
3726 | fprintf (file, " rebase: off: 0x%08x size: %-8u\n", | |
3727 | info->rebase_off, info->rebase_size); | |
3728 | fprintf (file, " bind: off: 0x%08x size: %-8u\n", | |
3729 | info->bind_off, info->bind_size); | |
3730 | fprintf (file, " weak bind: off: 0x%08x size: %-8u\n", | |
3731 | info->weak_bind_off, info->weak_bind_size); | |
3732 | fprintf (file, " lazy bind: off: 0x%08x size: %-8u\n", | |
3733 | info->lazy_bind_off, info->lazy_bind_size); | |
3734 | fprintf (file, " export: off: 0x%08x size: %-8u\n", | |
3735 | info->export_off, info->export_size); | |
3736 | } | |
3737 | ||
046b007d | 3738 | bfd_boolean |
91d6fa6a | 3739 | bfd_mach_o_bfd_print_private_bfd_data (bfd *abfd, void * ptr) |
046b007d TG |
3740 | { |
3741 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); | |
3742 | FILE *file = (FILE *) ptr; | |
3743 | unsigned int i; | |
3744 | ||
3745 | bfd_mach_o_print_private_header (abfd, file); | |
3746 | fputc ('\n', file); | |
15e1c58a TG |
3747 | |
3748 | for (i = 0; i < mdata->header.ncmds; i++) | |
3749 | { | |
3750 | bfd_mach_o_load_command *cmd = &mdata->commands[i]; | |
046b007d TG |
3751 | |
3752 | fprintf (file, "Load command %s:", | |
3753 | bfd_mach_o_get_name (bfd_mach_o_load_command_name, cmd->type)); | |
15e1c58a TG |
3754 | switch (cmd->type) |
3755 | { | |
3756 | case BFD_MACH_O_LC_SEGMENT: | |
3757 | case BFD_MACH_O_LC_SEGMENT_64: | |
046b007d | 3758 | bfd_mach_o_print_segment (abfd, cmd, file); |
15e1c58a TG |
3759 | break; |
3760 | case BFD_MACH_O_LC_UUID: | |
3761 | { | |
3762 | bfd_mach_o_uuid_command *uuid = &cmd->command.uuid; | |
91d6fa6a | 3763 | unsigned int j; |
15e1c58a | 3764 | |
91d6fa6a NC |
3765 | for (j = 0; j < sizeof (uuid->uuid); j ++) |
3766 | fprintf (file, " %02x", uuid->uuid[j]); | |
15e1c58a TG |
3767 | fputc ('\n', file); |
3768 | } | |
3769 | break; | |
3770 | case BFD_MACH_O_LC_LOAD_DYLIB: | |
046b007d TG |
3771 | case BFD_MACH_O_LC_LOAD_WEAK_DYLIB: |
3772 | case BFD_MACH_O_LC_REEXPORT_DYLIB: | |
3773 | case BFD_MACH_O_LC_ID_DYLIB: | |
15e1c58a TG |
3774 | { |
3775 | bfd_mach_o_dylib_command *dylib = &cmd->command.dylib; | |
b32e07d7 | 3776 | fprintf (file, " %s\n", dylib->name_str); |
15e1c58a TG |
3777 | fprintf (file, " time stamp: 0x%08lx\n", |
3778 | dylib->timestamp); | |
3779 | fprintf (file, " current version: 0x%08lx\n", | |
3780 | dylib->current_version); | |
3781 | fprintf (file, " comptibility version: 0x%08lx\n", | |
3782 | dylib->compatibility_version); | |
15e1c58a TG |
3783 | break; |
3784 | } | |
3785 | case BFD_MACH_O_LC_LOAD_DYLINKER: | |
b32e07d7 TG |
3786 | case BFD_MACH_O_LC_ID_DYLINKER: |
3787 | fprintf (file, " %s\n", cmd->command.dylinker.name_str); | |
3788 | break; | |
15e1c58a TG |
3789 | case BFD_MACH_O_LC_SYMTAB: |
3790 | { | |
3791 | bfd_mach_o_symtab_command *symtab = &cmd->command.symtab; | |
15e1c58a | 3792 | fprintf (file, |
046b007d TG |
3793 | "\n" |
3794 | " symoff: 0x%08x nsyms: %8u (endoff: 0x%08x)\n", | |
3795 | symtab->symoff, symtab->nsyms, | |
3796 | symtab->symoff + symtab->nsyms | |
3797 | * (mach_o_wide_p (&mdata->header) | |
3798 | ? BFD_MACH_O_NLIST_64_SIZE : BFD_MACH_O_NLIST_SIZE)); | |
15e1c58a | 3799 | fprintf (file, |
046b007d TG |
3800 | " stroff: 0x%08x strsize: %8u (endoff: 0x%08x)\n", |
3801 | symtab->stroff, symtab->strsize, | |
3802 | symtab->stroff + symtab->strsize); | |
15e1c58a TG |
3803 | break; |
3804 | } | |
046b007d TG |
3805 | case BFD_MACH_O_LC_DYSYMTAB: |
3806 | fprintf (file, "\n"); | |
3807 | bfd_mach_o_print_dysymtab (abfd, cmd, file); | |
3808 | break; | |
3809 | case BFD_MACH_O_LC_CODE_SIGNATURE: | |
3810 | case BFD_MACH_O_LC_SEGMENT_SPLIT_INFO: | |
3811 | { | |
3812 | bfd_mach_o_linkedit_command *linkedit = &cmd->command.linkedit; | |
3813 | fprintf | |
3814 | (file, "\n" | |
3815 | " dataoff: 0x%08lx datasize: 0x%08lx (endoff: 0x%08lx)\n", | |
3816 | linkedit->dataoff, linkedit->datasize, | |
3817 | linkedit->dataoff + linkedit->datasize); | |
3818 | break; | |
3819 | } | |
3820 | case BFD_MACH_O_LC_SUB_FRAMEWORK: | |
3821 | case BFD_MACH_O_LC_SUB_UMBRELLA: | |
3822 | case BFD_MACH_O_LC_SUB_LIBRARY: | |
3823 | case BFD_MACH_O_LC_SUB_CLIENT: | |
0c9b2b4c | 3824 | case BFD_MACH_O_LC_RPATH: |
046b007d TG |
3825 | { |
3826 | bfd_mach_o_str_command *str = &cmd->command.str; | |
3827 | fprintf (file, " %s\n", str->str); | |
3828 | break; | |
3829 | } | |
b32e07d7 TG |
3830 | case BFD_MACH_O_LC_THREAD: |
3831 | case BFD_MACH_O_LC_UNIXTHREAD: | |
3832 | { | |
3833 | bfd_mach_o_thread_command *thread = &cmd->command.thread; | |
3834 | unsigned int j; | |
3835 | bfd_mach_o_backend_data *bed = bfd_mach_o_get_backend_data (abfd); | |
3836 | ||
3837 | fprintf (file, " nflavours: %lu\n", thread->nflavours); | |
3838 | for (j = 0; j < thread->nflavours; j++) | |
3839 | { | |
3840 | bfd_mach_o_thread_flavour *flavour = &thread->flavours[j]; | |
3841 | ||
3842 | fprintf (file, " %2u: flavour: 0x%08lx offset: 0x%08lx" | |
3843 | " size: 0x%08lx\n", | |
3844 | j, flavour->flavour, flavour->offset, | |
3845 | flavour->size); | |
3846 | if (bed->_bfd_mach_o_print_thread) | |
3847 | { | |
3848 | char *buf = bfd_malloc (flavour->size); | |
3849 | ||
3850 | if (buf | |
3851 | && bfd_seek (abfd, flavour->offset, SEEK_SET) == 0 | |
3852 | && (bfd_bread (buf, flavour->size, abfd) | |
3853 | == flavour->size)) | |
3854 | (*bed->_bfd_mach_o_print_thread)(abfd, flavour, | |
3855 | file, buf); | |
3856 | free (buf); | |
3857 | } | |
3858 | } | |
3859 | break; | |
3860 | } | |
ad86f1fb TG |
3861 | case BFD_MACH_O_LC_DYLD_INFO: |
3862 | fprintf (file, "\n"); | |
3863 | bfd_mach_o_print_dyld_info (abfd, cmd, file); | |
3864 | break; | |
15e1c58a | 3865 | default: |
046b007d | 3866 | fprintf (file, "\n"); |
15e1c58a TG |
3867 | break; |
3868 | } | |
046b007d | 3869 | fputc ('\n', file); |
15e1c58a TG |
3870 | } |
3871 | ||
046b007d TG |
3872 | bfd_mach_o_print_section_map (abfd, file); |
3873 | ||
15e1c58a TG |
3874 | return TRUE; |
3875 | } | |
3876 | ||
3af9a47b | 3877 | int |
116c20d2 NC |
3878 | bfd_mach_o_core_fetch_environment (bfd *abfd, |
3879 | unsigned char **rbuf, | |
3880 | unsigned int *rlen) | |
3af9a47b | 3881 | { |
046b007d | 3882 | bfd_mach_o_data_struct *mdata = bfd_mach_o_get_data (abfd); |
3af9a47b NC |
3883 | unsigned long stackaddr = bfd_mach_o_stack_addr (mdata->header.cputype); |
3884 | unsigned int i = 0; | |
3885 | ||
3886 | for (i = 0; i < mdata->header.ncmds; i++) | |
3887 | { | |
3888 | bfd_mach_o_load_command *cur = &mdata->commands[i]; | |
3889 | bfd_mach_o_segment_command *seg = NULL; | |
3890 | ||
3891 | if (cur->type != BFD_MACH_O_LC_SEGMENT) | |
3892 | continue; | |
3893 | ||
3894 | seg = &cur->command.segment; | |
3895 | ||
3896 | if ((seg->vmaddr + seg->vmsize) == stackaddr) | |
3897 | { | |
3898 | unsigned long start = seg->fileoff; | |
3899 | unsigned long end = seg->fileoff + seg->filesize; | |
3900 | unsigned char *buf = bfd_malloc (1024); | |
3901 | unsigned long size = 1024; | |
3902 | ||
3903 | for (;;) | |
3904 | { | |
3905 | bfd_size_type nread = 0; | |
3906 | unsigned long offset; | |
3907 | int found_nonnull = 0; | |
3908 | ||
3909 | if (size > (end - start)) | |
3910 | size = (end - start); | |
3911 | ||
515ef31d NC |
3912 | buf = bfd_realloc_or_free (buf, size); |
3913 | if (buf == NULL) | |
3914 | return -1; | |
c2f09c75 TG |
3915 | |
3916 | if (bfd_seek (abfd, end - size, SEEK_SET) != 0) | |
3917 | { | |
3918 | free (buf); | |
3919 | return -1; | |
3920 | } | |
3921 | ||
3af9a47b | 3922 | nread = bfd_bread (buf, size, abfd); |
a95a4550 | 3923 | |
3af9a47b | 3924 | if (nread != size) |
515ef31d NC |
3925 | { |
3926 | free (buf); | |
3927 | return -1; | |
3928 | } | |
a95a4550 | 3929 | |
3af9a47b NC |
3930 | for (offset = 4; offset <= size; offset += 4) |
3931 | { | |
e84d6fca | 3932 | unsigned long val; |
3af9a47b | 3933 | |
e84d6fca | 3934 | val = *((unsigned long *) (buf + size - offset)); |
3af9a47b NC |
3935 | if (! found_nonnull) |
3936 | { | |
3937 | if (val != 0) | |
3938 | found_nonnull = 1; | |
3939 | } | |
3940 | else if (val == 0x0) | |
3941 | { | |
e84d6fca AM |
3942 | unsigned long bottom; |
3943 | unsigned long top; | |
3af9a47b | 3944 | |
e84d6fca AM |
3945 | bottom = seg->fileoff + seg->filesize - offset; |
3946 | top = seg->fileoff + seg->filesize - 4; | |
3af9a47b NC |
3947 | *rbuf = bfd_malloc (top - bottom); |
3948 | *rlen = top - bottom; | |
3949 | ||
3950 | memcpy (*rbuf, buf + size - *rlen, *rlen); | |
515ef31d | 3951 | free (buf); |
3af9a47b NC |
3952 | return 0; |
3953 | } | |
3954 | } | |
3955 | ||
3956 | if (size == (end - start)) | |
3957 | break; | |
3958 | ||
3959 | size *= 2; | |
3960 | } | |
515ef31d NC |
3961 | |
3962 | free (buf); | |
3af9a47b NC |
3963 | } |
3964 | } | |
3965 | ||
3966 | return -1; | |
3967 | } | |
3968 | ||
3969 | char * | |
116c20d2 | 3970 | bfd_mach_o_core_file_failing_command (bfd *abfd) |
3af9a47b NC |
3971 | { |
3972 | unsigned char *buf = NULL; | |
3973 | unsigned int len = 0; | |
3974 | int ret = -1; | |
3975 | ||
3976 | ret = bfd_mach_o_core_fetch_environment (abfd, &buf, &len); | |
3977 | if (ret < 0) | |
3978 | return NULL; | |
3979 | ||
f075ee0c | 3980 | return (char *) buf; |
3af9a47b NC |
3981 | } |
3982 | ||
3983 | int | |
116c20d2 | 3984 | bfd_mach_o_core_file_failing_signal (bfd *abfd ATTRIBUTE_UNUSED) |
3af9a47b NC |
3985 | { |
3986 | return 0; | |
3987 | } | |
3988 | ||
92bc0e80 TG |
3989 | #define bfd_mach_o_bfd_reloc_type_lookup _bfd_norelocs_bfd_reloc_type_lookup |
3990 | #define bfd_mach_o_bfd_reloc_name_lookup _bfd_norelocs_bfd_reloc_name_lookup | |
3991 | ||
3992 | #define bfd_mach_o_swap_reloc_in NULL | |
3993 | #define bfd_mach_o_swap_reloc_out NULL | |
b32e07d7 | 3994 | #define bfd_mach_o_print_thread NULL |
92bc0e80 | 3995 | |
116c20d2 NC |
3996 | #define TARGET_NAME mach_o_be_vec |
3997 | #define TARGET_STRING "mach-o-be" | |
42fa0891 | 3998 | #define TARGET_ARCHITECTURE bfd_arch_unknown |
116c20d2 NC |
3999 | #define TARGET_BIG_ENDIAN 1 |
4000 | #define TARGET_ARCHIVE 0 | |
3af9a47b NC |
4001 | #include "mach-o-target.c" |
4002 | ||
4003 | #undef TARGET_NAME | |
4004 | #undef TARGET_STRING | |
42fa0891 | 4005 | #undef TARGET_ARCHITECTURE |
3af9a47b NC |
4006 | #undef TARGET_BIG_ENDIAN |
4007 | #undef TARGET_ARCHIVE | |
4008 | ||
116c20d2 NC |
4009 | #define TARGET_NAME mach_o_le_vec |
4010 | #define TARGET_STRING "mach-o-le" | |
42fa0891 | 4011 | #define TARGET_ARCHITECTURE bfd_arch_unknown |
116c20d2 NC |
4012 | #define TARGET_BIG_ENDIAN 0 |
4013 | #define TARGET_ARCHIVE 0 | |
3af9a47b NC |
4014 | |
4015 | #include "mach-o-target.c" | |
4016 | ||
4017 | #undef TARGET_NAME | |
4018 | #undef TARGET_STRING | |
42fa0891 | 4019 | #undef TARGET_ARCHITECTURE |
3af9a47b NC |
4020 | #undef TARGET_BIG_ENDIAN |
4021 | #undef TARGET_ARCHIVE | |
4022 | ||
116c20d2 NC |
4023 | #define TARGET_NAME mach_o_fat_vec |
4024 | #define TARGET_STRING "mach-o-fat" | |
42fa0891 | 4025 | #define TARGET_ARCHITECTURE bfd_arch_unknown |
116c20d2 NC |
4026 | #define TARGET_BIG_ENDIAN 1 |
4027 | #define TARGET_ARCHIVE 1 | |
3af9a47b NC |
4028 | |
4029 | #include "mach-o-target.c" | |
4030 | ||
4031 | #undef TARGET_NAME | |
4032 | #undef TARGET_STRING | |
42fa0891 | 4033 | #undef TARGET_ARCHITECTURE |
3af9a47b NC |
4034 | #undef TARGET_BIG_ENDIAN |
4035 | #undef TARGET_ARCHIVE |